/usr/src/gnu/usr.bin/clang/libclangCodeGen/../../../llvm/clang/lib/CodeGen/CGBuiltin.cpp

Bug Summary

File:	src/gnu/usr.bin/clang/libclangCodeGen/../../../llvm/clang/lib/CodeGen/CGBuiltin.cpp
Warning:	line 15230, column 5 Undefined or garbage value returned to caller
Annotated Source Code

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clang -cc1 -cc1 -triple amd64-unknown-openbsd7.0 -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name CGBuiltin.cpp -analyzer-store=region -analyzer-opt-analyze-nested-blocks -analyzer-checker=core -analyzer-checker=apiModeling -analyzer-checker=unix -analyzer-checker=deadcode -analyzer-checker=cplusplus -analyzer-checker=security.insecureAPI.UncheckedReturn -analyzer-checker=security.insecureAPI.getpw -analyzer-checker=security.insecureAPI.gets -analyzer-checker=security.insecureAPI.mktemp -analyzer-checker=security.insecureAPI.mkstemp -analyzer-checker=security.insecureAPI.vfork -analyzer-checker=nullability.NullPassedToNonnull -analyzer-checker=nullability.NullReturnedFromNonnull -analyzer-output plist -w -setup-static-analyzer -mrelocation-model static -mframe-pointer=all -relaxed-aliasing -fno-rounding-math -mconstructor-aliases -munwind-tables -target-cpu x86-64 -tune-cpu generic -debugger-tuning=gdb -fcoverage-compilation-dir=/usr/src/gnu/usr.bin/clang/libclangCodeGen/obj -resource-dir /usr/local/lib/clang/13.0.0 -I /usr/src/gnu/usr.bin/clang/libclangCodeGen/../../../llvm/clang/include -I /usr/src/gnu/usr.bin/clang/libclangCodeGen/../../../llvm/llvm/include -I /usr/src/gnu/usr.bin/clang/libclangCodeGen/../include -I /usr/src/gnu/usr.bin/clang/libclangCodeGen/obj -I /usr/src/gnu/usr.bin/clang/libclangCodeGen/obj/../include -D NDEBUG -D __STDC_LIMIT_MACROS -D __STDC_CONSTANT_MACROS -D __STDC_FORMAT_MACROS -D LLVM_PREFIX="/usr" -internal-isystem /usr/include/c++/v1 -internal-isystem /usr/local/lib/clang/13.0.0/include -internal-externc-isystem /usr/include -O2 -Wno-unused-parameter -Wwrite-strings -Wno-missing-field-initializers -Wno-long-long -Wno-comment -std=c++14 -fdeprecated-macro -fdebug-compilation-dir=/usr/src/gnu/usr.bin/clang/libclangCodeGen/obj -ferror-limit 19 -fvisibility-inlines-hidden -fwrapv -stack-protector 2 -fno-rtti -fgnuc-version=4.2.1 -vectorize-loops -vectorize-slp -fno-builtin-malloc -fno-builtin-calloc -fno-builtin-realloc -fno-builtin-valloc -fno-builtin-free -fno-builtin-strdup -fno-builtin-strndup -analyzer-output=html -faddrsig -D__GCC_HAVE_DWARF2_CFI_ASM=1 -o /home/ben/Projects/vmm/scan-build/2022-01-12-194120-40624-1 -x c++ /usr/src/gnu/usr.bin/clang/libclangCodeGen/../../../llvm/clang/lib/CodeGen/CGBuiltin.cpp
1//===---- CGBuiltin.cpp - Emit LLVM Code for builtins ---------------------===//
2//
3// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4// See https://llvm.org/LICENSE.txt for license information.
5// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6//
7//===----------------------------------------------------------------------===//
8//
9// This contains code to emit Builtin calls as LLVM code.
10//
11//===----------------------------------------------------------------------===//

13#include "CGCUDARuntime.h"
14#include "CGCXXABI.h"
15#include "CGObjCRuntime.h"
16#include "CGOpenCLRuntime.h"
17#include "CGRecordLayout.h"
18#include "CodeGenFunction.h"
19#include "CodeGenModule.h"
20#include "ConstantEmitter.h"
21#include "PatternInit.h"
22#include "TargetInfo.h"
23#include "clang/AST/ASTContext.h"
24#include "clang/AST/Attr.h"
25#include "clang/AST/Decl.h"
26#include "clang/AST/OSLog.h"
27#include "clang/Basic/TargetBuiltins.h"
28#include "clang/Basic/TargetInfo.h"
29#include "clang/CodeGen/CGFunctionInfo.h"
30#include "llvm/ADT/APFloat.h"
31#include "llvm/ADT/APInt.h"
32#include "llvm/ADT/SmallPtrSet.h"
33#include "llvm/ADT/StringExtras.h"
34#include "llvm/Analysis/ValueTracking.h"
35#include "llvm/IR/DataLayout.h"
36#include "llvm/IR/InlineAsm.h"
37#include "llvm/IR/Intrinsics.h"
38#include "llvm/IR/IntrinsicsAArch64.h"
39#include "llvm/IR/IntrinsicsAMDGPU.h"
40#include "llvm/IR/IntrinsicsARM.h"
41#include "llvm/IR/IntrinsicsBPF.h"
42#include "llvm/IR/IntrinsicsHexagon.h"
43#include "llvm/IR/IntrinsicsNVPTX.h"
44#include "llvm/IR/IntrinsicsPowerPC.h"
45#include "llvm/IR/IntrinsicsR600.h"
46#include "llvm/IR/IntrinsicsRISCV.h"
47#include "llvm/IR/IntrinsicsS390.h"
48#include "llvm/IR/IntrinsicsWebAssembly.h"
49#include "llvm/IR/IntrinsicsX86.h"
50#include "llvm/IR/MDBuilder.h"
51#include "llvm/IR/MatrixBuilder.h"
52#include "llvm/Support/ConvertUTF.h"
53#include "llvm/Support/ScopedPrinter.h"
54#include "llvm/Support/X86TargetParser.h"
55#include <sstream>

57using namespace clang;
58using namespace CodeGen;
59using namespace llvm;

61static
62int64_t clamp(int64_t Value, int64_t Low, int64_t High) {
return std::min(High, std::max(Low, Value));
64}

66static void initializeAlloca(CodeGenFunction &CGF, AllocaInst *AI, Value *Size,
                           Align AlignmentInBytes) {
ConstantInt *Byte;
switch (CGF.getLangOpts().getTrivialAutoVarInit()) {
case LangOptions::TrivialAutoVarInitKind::Uninitialized:
  // Nothing to initialize.
  return;
case LangOptions::TrivialAutoVarInitKind::Zero:
  Byte = CGF.Builder.getInt8(0x00);
  break;
case LangOptions::TrivialAutoVarInitKind::Pattern: {
  llvm::Type *Int8 = llvm::IntegerType::getInt8Ty(CGF.CGM.getLLVMContext());
  Byte = llvm::dyn_cast<llvm::ConstantInt>(
      initializationPatternFor(CGF.CGM, Int8));
  break;
}
}
if (CGF.CGM.stopAutoInit())
  return;
auto *I = CGF.Builder.CreateMemSet(AI, Byte, Size, AlignmentInBytes);
I->addAnnotationMetadata("auto-init");
87}

89/// getBuiltinLibFunction - Given a builtin id for a function like
90/// "__builtin_fabsf", return a Function* for "fabsf".
91llvm::Constant *CodeGenModule::getBuiltinLibFunction(const FunctionDecl *FD,
                                                   unsigned BuiltinID) {
assert(Context.BuiltinInfo.isLibFunction(BuiltinID))((void)0);

// Get the name, skip over the __builtin_ prefix (if necessary).
StringRef Name;
GlobalDecl D(FD);

// If the builtin has been declared explicitly with an assembler label,
// use the mangled name. This differs from the plain label on platforms
// that prefix labels.
if (FD->hasAttr<AsmLabelAttr>())
  Name = getMangledName(D);
else
  Name = Context.BuiltinInfo.getName(BuiltinID) + 10;

llvm::FunctionType *Ty =
  cast<llvm::FunctionType>(getTypes().ConvertType(FD->getType()));

return GetOrCreateLLVMFunction(Name, Ty, D, /*ForVTable=*/false);
111}

113/// Emit the conversions required to turn the given value into an
114/// integer of the given size.
115static Value *EmitToInt(CodeGenFunction &CGF, llvm::Value *V,
                      QualType T, llvm::IntegerType *IntType) {
V = CGF.EmitToMemory(V, T);

if (V->getType()->isPointerTy())
  return CGF.Builder.CreatePtrToInt(V, IntType);

assert(V->getType() == IntType)((void)0);
return V;
124}

126static Value *EmitFromInt(CodeGenFunction &CGF, llvm::Value *V,
                        QualType T, llvm::Type *ResultType) {
V = CGF.EmitFromMemory(V, T);

if (ResultType->isPointerTy())
  return CGF.Builder.CreateIntToPtr(V, ResultType);

assert(V->getType() == ResultType)((void)0);
return V;
135}

137/// Utility to insert an atomic instruction based on Intrinsic::ID
138/// and the expression node.
139static Value *MakeBinaryAtomicValue(
  CodeGenFunction &CGF, llvm::AtomicRMWInst::BinOp Kind, const CallExpr *E,
  AtomicOrdering Ordering = AtomicOrdering::SequentiallyConsistent) {
QualType T = E->getType();
assert(E->getArg(0)->getType()->isPointerType())((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(T,((void)0)
                                E->getArg(0)->getType()->getPointeeType()))((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType()))((void)0);

llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0));
unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace();

llvm::IntegerType *IntType =
  llvm::IntegerType::get(CGF.getLLVMContext(),
                         CGF.getContext().getTypeSize(T));
llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);

llvm::Value *Args[2];
Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType);
Args[1] = CGF.EmitScalarExpr(E->getArg(1));
llvm::Type *ValueType = Args[1]->getType();
Args[1] = EmitToInt(CGF, Args[1], T, IntType);

llvm::Value *Result = CGF.Builder.CreateAtomicRMW(
    Kind, Args[0], Args[1], Ordering);
return EmitFromInt(CGF, Result, T, ValueType);
165}

167static Value *EmitNontemporalStore(CodeGenFunction &CGF, const CallExpr *E) {
Value *Val = CGF.EmitScalarExpr(E->getArg(0));
Value *Address = CGF.EmitScalarExpr(E->getArg(1));

// Convert the type of the pointer to a pointer to the stored type.
Val = CGF.EmitToMemory(Val, E->getArg(0)->getType());
Value *BC = CGF.Builder.CreateBitCast(
    Address, llvm::PointerType::getUnqual(Val->getType()), "cast");
LValue LV = CGF.MakeNaturalAlignAddrLValue(BC, E->getArg(0)->getType());
LV.setNontemporal(true);
CGF.EmitStoreOfScalar(Val, LV, false);
return nullptr;
179}

181static Value *EmitNontemporalLoad(CodeGenFunction &CGF, const CallExpr *E) {
Value *Address = CGF.EmitScalarExpr(E->getArg(0));

LValue LV = CGF.MakeNaturalAlignAddrLValue(Address, E->getType());
LV.setNontemporal(true);
return CGF.EmitLoadOfScalar(LV, E->getExprLoc());
187}

189static RValue EmitBinaryAtomic(CodeGenFunction &CGF,
                             llvm::AtomicRMWInst::BinOp Kind,
                             const CallExpr *E) {
return RValue::get(MakeBinaryAtomicValue(CGF, Kind, E));
193}

195/// Utility to insert an atomic instruction based Intrinsic::ID and
196/// the expression node, where the return value is the result of the
197/// operation.
198static RValue EmitBinaryAtomicPost(CodeGenFunction &CGF,
                                 llvm::AtomicRMWInst::BinOp Kind,
                                 const CallExpr *E,
                                 Instruction::BinaryOps Op,
                                 bool Invert = false) {
QualType T = E->getType();
assert(E->getArg(0)->getType()->isPointerType())((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(T,((void)0)
                                E->getArg(0)->getType()->getPointeeType()))((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(T, E->getArg(1)->getType()))((void)0);

llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0));
unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace();

llvm::IntegerType *IntType =
  llvm::IntegerType::get(CGF.getLLVMContext(),
                         CGF.getContext().getTypeSize(T));
llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);

llvm::Value *Args[2];
Args[1] = CGF.EmitScalarExpr(E->getArg(1));
llvm::Type *ValueType = Args[1]->getType();
Args[1] = EmitToInt(CGF, Args[1], T, IntType);
Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType);

llvm::Value *Result = CGF.Builder.CreateAtomicRMW(
    Kind, Args[0], Args[1], llvm::AtomicOrdering::SequentiallyConsistent);
Result = CGF.Builder.CreateBinOp(Op, Result, Args[1]);
if (Invert)
  Result =
      CGF.Builder.CreateBinOp(llvm::Instruction::Xor, Result,
                              llvm::ConstantInt::getAllOnesValue(IntType));
Result = EmitFromInt(CGF, Result, T, ValueType);
return RValue::get(Result);
232}

234/// Utility to insert an atomic cmpxchg instruction.
235///
236/// @param CGF The current codegen function.
237/// @param E   Builtin call expression to convert to cmpxchg.
238///            arg0 - address to operate on
239///            arg1 - value to compare with
240///            arg2 - new value
241/// @param ReturnBool Specifies whether to return success flag of
242///                   cmpxchg result or the old value.
243///
244/// @returns result of cmpxchg, according to ReturnBool
245///
246/// Note: In order to lower Microsoft's _InterlockedCompareExchange* intrinsics
247/// invoke the function EmitAtomicCmpXchgForMSIntrin.
248static Value *MakeAtomicCmpXchgValue(CodeGenFunction &CGF, const CallExpr *E,
                                   bool ReturnBool) {
QualType T = ReturnBool ? E->getArg(1)->getType() : E->getType();
llvm::Value *DestPtr = CGF.EmitScalarExpr(E->getArg(0));
unsigned AddrSpace = DestPtr->getType()->getPointerAddressSpace();

llvm::IntegerType *IntType = llvm::IntegerType::get(
    CGF.getLLVMContext(), CGF.getContext().getTypeSize(T));
llvm::Type *IntPtrType = IntType->getPointerTo(AddrSpace);

Value *Args[3];
Args[0] = CGF.Builder.CreateBitCast(DestPtr, IntPtrType);
Args[1] = CGF.EmitScalarExpr(E->getArg(1));
llvm::Type *ValueType = Args[1]->getType();
Args[1] = EmitToInt(CGF, Args[1], T, IntType);
Args[2] = EmitToInt(CGF, CGF.EmitScalarExpr(E->getArg(2)), T, IntType);

Value *Pair = CGF.Builder.CreateAtomicCmpXchg(
    Args[0], Args[1], Args[2], llvm::AtomicOrdering::SequentiallyConsistent,
    llvm::AtomicOrdering::SequentiallyConsistent);
if (ReturnBool)
  // Extract boolean success flag and zext it to int.
  return CGF.Builder.CreateZExt(CGF.Builder.CreateExtractValue(Pair, 1),
                                CGF.ConvertType(E->getType()));
else
  // Extract old value and emit it using the same type as compare value.
  return EmitFromInt(CGF, CGF.Builder.CreateExtractValue(Pair, 0), T,
                     ValueType);
276}

278/// This function should be invoked to emit atomic cmpxchg for Microsoft's
279/// _InterlockedCompareExchange* intrinsics which have the following signature:
280/// T _InterlockedCompareExchange(T volatile *Destination,
281///                               T Exchange,
282///                               T Comparand);
283///
284/// Whereas the llvm 'cmpxchg' instruction has the following syntax:
285/// cmpxchg *Destination, Comparand, Exchange.
286/// So we need to swap Comparand and Exchange when invoking
287/// CreateAtomicCmpXchg. That is the reason we could not use the above utility
288/// function MakeAtomicCmpXchgValue since it expects the arguments to be
289/// already swapped.

291static
292Value *EmitAtomicCmpXchgForMSIntrin(CodeGenFunction &CGF, const CallExpr *E,
  AtomicOrdering SuccessOrdering = AtomicOrdering::SequentiallyConsistent) {
assert(E->getArg(0)->getType()->isPointerType())((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(((void)0)
    E->getType(), E->getArg(0)->getType()->getPointeeType()))((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(E->getType(),((void)0)
                                               E->getArg(1)->getType()))((void)0);
assert(CGF.getContext().hasSameUnqualifiedType(E->getType(),((void)0)
                                               E->getArg(2)->getType()))((void)0);

auto *Destination = CGF.EmitScalarExpr(E->getArg(0));
auto *Comparand = CGF.EmitScalarExpr(E->getArg(2));
auto *Exchange = CGF.EmitScalarExpr(E->getArg(1));

// For Release ordering, the failure ordering should be Monotonic.
auto FailureOrdering = SuccessOrdering == AtomicOrdering::Release ?
                       AtomicOrdering::Monotonic :
                       SuccessOrdering;

// The atomic instruction is marked volatile for consistency with MSVC. This
// blocks the few atomics optimizations that LLVM has. If we want to optimize
// _Interlocked* operations in the future, we will have to remove the volatile
// marker.
auto *Result = CGF.Builder.CreateAtomicCmpXchg(
                 Destination, Comparand, Exchange,
                 SuccessOrdering, FailureOrdering);
Result->setVolatile(true);
return CGF.Builder.CreateExtractValue(Result, 0);
320}

322// 64-bit Microsoft platforms support 128 bit cmpxchg operations. They are
323// prototyped like this:
324//
325// unsigned char _InterlockedCompareExchange128...(
326//     __int64 volatile * _Destination,
327//     __int64 _ExchangeHigh,
328//     __int64 _ExchangeLow,
329//     __int64 * _ComparandResult);
330static Value *EmitAtomicCmpXchg128ForMSIntrin(CodeGenFunction &CGF,
                                            const CallExpr *E,
                                            AtomicOrdering SuccessOrdering) {
assert(E->getNumArgs() == 4)((void)0);
llvm::Value *Destination = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *ExchangeHigh = CGF.EmitScalarExpr(E->getArg(1));
llvm::Value *ExchangeLow = CGF.EmitScalarExpr(E->getArg(2));
llvm::Value *ComparandPtr = CGF.EmitScalarExpr(E->getArg(3));

assert(Destination->getType()->isPointerTy())((void)0);
assert(!ExchangeHigh->getType()->isPointerTy())((void)0);
assert(!ExchangeLow->getType()->isPointerTy())((void)0);
assert(ComparandPtr->getType()->isPointerTy())((void)0);

// For Release ordering, the failure ordering should be Monotonic.
auto FailureOrdering = SuccessOrdering == AtomicOrdering::Release
                           ? AtomicOrdering::Monotonic
                           : SuccessOrdering;

// Convert to i128 pointers and values.
llvm::Type *Int128Ty = llvm::IntegerType::get(CGF.getLLVMContext(), 128);
llvm::Type *Int128PtrTy = Int128Ty->getPointerTo();
Destination = CGF.Builder.CreateBitCast(Destination, Int128PtrTy);
Address ComparandResult(CGF.Builder.CreateBitCast(ComparandPtr, Int128PtrTy),
                        CGF.getContext().toCharUnitsFromBits(128));

// (((i128)hi) << 64) | ((i128)lo)
ExchangeHigh = CGF.Builder.CreateZExt(ExchangeHigh, Int128Ty);
ExchangeLow = CGF.Builder.CreateZExt(ExchangeLow, Int128Ty);
ExchangeHigh =
    CGF.Builder.CreateShl(ExchangeHigh, llvm::ConstantInt::get(Int128Ty, 64));
llvm::Value *Exchange = CGF.Builder.CreateOr(ExchangeHigh, ExchangeLow);

// Load the comparand for the instruction.
llvm::Value *Comparand = CGF.Builder.CreateLoad(ComparandResult);

auto *CXI = CGF.Builder.CreateAtomicCmpXchg(Destination, Comparand, Exchange,
                                            SuccessOrdering, FailureOrdering);

// The atomic instruction is marked volatile for consistency with MSVC. This
// blocks the few atomics optimizations that LLVM has. If we want to optimize
// _Interlocked* operations in the future, we will have to remove the volatile
// marker.
CXI->setVolatile(true);

// Store the result as an outparameter.
CGF.Builder.CreateStore(CGF.Builder.CreateExtractValue(CXI, 0),
                        ComparandResult);

// Get the success boolean and zero extend it to i8.
Value *Success = CGF.Builder.CreateExtractValue(CXI, 1);
return CGF.Builder.CreateZExt(Success, CGF.Int8Ty);
382}

384static Value *EmitAtomicIncrementValue(CodeGenFunction &CGF, const CallExpr *E,
  AtomicOrdering Ordering = AtomicOrdering::SequentiallyConsistent) {
assert(E->getArg(0)->getType()->isPointerType())((void)0);

auto *IntTy = CGF.ConvertType(E->getType());
auto *Result = CGF.Builder.CreateAtomicRMW(
                 AtomicRMWInst::Add,
                 CGF.EmitScalarExpr(E->getArg(0)),
                 ConstantInt::get(IntTy, 1),
                 Ordering);
return CGF.Builder.CreateAdd(Result, ConstantInt::get(IntTy, 1));
395}

397static Value *EmitAtomicDecrementValue(CodeGenFunction &CGF, const CallExpr *E,
  AtomicOrdering Ordering = AtomicOrdering::SequentiallyConsistent) {
assert(E->getArg(0)->getType()->isPointerType())((void)0);

auto *IntTy = CGF.ConvertType(E->getType());
auto *Result = CGF.Builder.CreateAtomicRMW(
                 AtomicRMWInst::Sub,
                 CGF.EmitScalarExpr(E->getArg(0)),
                 ConstantInt::get(IntTy, 1),
                 Ordering);
return CGF.Builder.CreateSub(Result, ConstantInt::get(IntTy, 1));
408}

410// Build a plain volatile load.
411static Value *EmitISOVolatileLoad(CodeGenFunction &CGF, const CallExpr *E) {
Value *Ptr = CGF.EmitScalarExpr(E->getArg(0));
QualType ElTy = E->getArg(0)->getType()->getPointeeType();
CharUnits LoadSize = CGF.getContext().getTypeSizeInChars(ElTy);
llvm::Type *ITy =
    llvm::IntegerType::get(CGF.getLLVMContext(), LoadSize.getQuantity() * 8);
Ptr = CGF.Builder.CreateBitCast(Ptr, ITy->getPointerTo());
llvm::LoadInst *Load = CGF.Builder.CreateAlignedLoad(ITy, Ptr, LoadSize);
Load->setVolatile(true);
return Load;
421}

423// Build a plain volatile store.
424static Value *EmitISOVolatileStore(CodeGenFunction &CGF, const CallExpr *E) {
Value *Ptr = CGF.EmitScalarExpr(E->getArg(0));
Value *Value = CGF.EmitScalarExpr(E->getArg(1));
QualType ElTy = E->getArg(0)->getType()->getPointeeType();
CharUnits StoreSize = CGF.getContext().getTypeSizeInChars(ElTy);
llvm::Type *ITy =
    llvm::IntegerType::get(CGF.getLLVMContext(), StoreSize.getQuantity() * 8);
Ptr = CGF.Builder.CreateBitCast(Ptr, ITy->getPointerTo());
llvm::StoreInst *Store =
    CGF.Builder.CreateAlignedStore(Value, Ptr, StoreSize);
Store->setVolatile(true);
return Store;
436}

438// Emit a simple mangled intrinsic that has 1 argument and a return type
439// matching the argument type. Depending on mode, this may be a constrained
440// floating-point intrinsic.
441static Value *emitUnaryMaybeConstrainedFPBuiltin(CodeGenFunction &CGF,
                              const CallExpr *E, unsigned IntrinsicID,
                              unsigned ConstrainedIntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));

if (CGF.Builder.getIsFPConstrained()) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Function *F = CGF.CGM.getIntrinsic(ConstrainedIntrinsicID, Src0->getType());
  return CGF.Builder.CreateConstrainedFPCall(F, { Src0 });
} else {
  Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
  return CGF.Builder.CreateCall(F, Src0);
}
454}

456// Emit an intrinsic that has 2 operands of the same type as its result.
457// Depending on mode, this may be a constrained floating-point intrinsic.
458static Value *emitBinaryMaybeConstrainedFPBuiltin(CodeGenFunction &CGF,
                              const CallExpr *E, unsigned IntrinsicID,
                              unsigned ConstrainedIntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1));

if (CGF.Builder.getIsFPConstrained()) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Function *F = CGF.CGM.getIntrinsic(ConstrainedIntrinsicID, Src0->getType());
  return CGF.Builder.CreateConstrainedFPCall(F, { Src0, Src1 });
} else {
  Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
  return CGF.Builder.CreateCall(F, { Src0, Src1 });
}
472}

474// Emit an intrinsic that has 3 operands of the same type as its result.
475// Depending on mode, this may be a constrained floating-point intrinsic.
476static Value *emitTernaryMaybeConstrainedFPBuiltin(CodeGenFunction &CGF,
                               const CallExpr *E, unsigned IntrinsicID,
                               unsigned ConstrainedIntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1));
llvm::Value *Src2 = CGF.EmitScalarExpr(E->getArg(2));

if (CGF.Builder.getIsFPConstrained()) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Function *F = CGF.CGM.getIntrinsic(ConstrainedIntrinsicID, Src0->getType());
  return CGF.Builder.CreateConstrainedFPCall(F, { Src0, Src1, Src2 });
} else {
  Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
  return CGF.Builder.CreateCall(F, { Src0, Src1, Src2 });
}
491}

493// Emit an intrinsic where all operands are of the same type as the result.
494// Depending on mode, this may be a constrained floating-point intrinsic.
495static Value *emitCallMaybeConstrainedFPBuiltin(CodeGenFunction &CGF,
                                              unsigned IntrinsicID,
                                              unsigned ConstrainedIntrinsicID,
                                              llvm::Type *Ty,
                                              ArrayRef<Value *> Args) {
Function *F;
if (CGF.Builder.getIsFPConstrained())
  F = CGF.CGM.getIntrinsic(ConstrainedIntrinsicID, Ty);
else
  F = CGF.CGM.getIntrinsic(IntrinsicID, Ty);

if (CGF.Builder.getIsFPConstrained())
  return CGF.Builder.CreateConstrainedFPCall(F, Args);
else
  return CGF.Builder.CreateCall(F, Args);
510}

512// Emit a simple mangled intrinsic that has 1 argument and a return type
513// matching the argument type.
514static Value *emitUnaryBuiltin(CodeGenFunction &CGF,
                             const CallExpr *E,
                             unsigned IntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));

Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
return CGF.Builder.CreateCall(F, Src0);
521}

523// Emit an intrinsic that has 2 operands of the same type as its result.
524static Value *emitBinaryBuiltin(CodeGenFunction &CGF,
                              const CallExpr *E,
                              unsigned IntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1));

Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
return CGF.Builder.CreateCall(F, { Src0, Src1 });
532}

534// Emit an intrinsic that has 3 operands of the same type as its result.
535static Value *emitTernaryBuiltin(CodeGenFunction &CGF,
                               const CallExpr *E,
                               unsigned IntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1));
llvm::Value *Src2 = CGF.EmitScalarExpr(E->getArg(2));

Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
return CGF.Builder.CreateCall(F, { Src0, Src1, Src2 });
544}

546// Emit an intrinsic that has 1 float or double operand, and 1 integer.
547static Value *emitFPIntBuiltin(CodeGenFunction &CGF,
                             const CallExpr *E,
                             unsigned IntrinsicID) {
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));
llvm::Value *Src1 = CGF.EmitScalarExpr(E->getArg(1));

Function *F = CGF.CGM.getIntrinsic(IntrinsicID, Src0->getType());
return CGF.Builder.CreateCall(F, {Src0, Src1});
555}

557// Emit an intrinsic that has overloaded integer result and fp operand.
558static Value *
559emitMaybeConstrainedFPToIntRoundBuiltin(CodeGenFunction &CGF, const CallExpr *E,
                                      unsigned IntrinsicID,
                                      unsigned ConstrainedIntrinsicID) {
llvm::Type *ResultType = CGF.ConvertType(E->getType());
llvm::Value *Src0 = CGF.EmitScalarExpr(E->getArg(0));

if (CGF.Builder.getIsFPConstrained()) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Function *F = CGF.CGM.getIntrinsic(ConstrainedIntrinsicID,
                                     {ResultType, Src0->getType()});
  return CGF.Builder.CreateConstrainedFPCall(F, {Src0});
} else {
  Function *F =
      CGF.CGM.getIntrinsic(IntrinsicID, {ResultType, Src0->getType()});
  return CGF.Builder.CreateCall(F, Src0);
}
575}

577/// EmitFAbs - Emit a call to @llvm.fabs().
578static Value *EmitFAbs(CodeGenFunction &CGF, Value *V) {
Function *F = CGF.CGM.getIntrinsic(Intrinsic::fabs, V->getType());
llvm::CallInst *Call = CGF.Builder.CreateCall(F, V);
Call->setDoesNotAccessMemory();
return Call;
583}

585/// Emit the computation of the sign bit for a floating point value. Returns
586/// the i1 sign bit value.
587static Value *EmitSignBit(CodeGenFunction &CGF, Value *V) {
LLVMContext &C = CGF.CGM.getLLVMContext();

llvm::Type *Ty = V->getType();
int Width = Ty->getPrimitiveSizeInBits();
llvm::Type *IntTy = llvm::IntegerType::get(C, Width);
V = CGF.Builder.CreateBitCast(V, IntTy);
if (Ty->isPPC_FP128Ty()) {
  // We want the sign bit of the higher-order double. The bitcast we just
  // did works as if the double-double was stored to memory and then
  // read as an i128. The "store" will put the higher-order double in the
  // lower address in both little- and big-Endian modes, but the "load"
  // will treat those bits as a different part of the i128: the low bits in
  // little-Endian, the high bits in big-Endian. Therefore, on big-Endian
  // we need to shift the high bits down to the low before truncating.
  Width >>= 1;
  if (CGF.getTarget().isBigEndian()) {
    Value *ShiftCst = llvm::ConstantInt::get(IntTy, Width);
    V = CGF.Builder.CreateLShr(V, ShiftCst);
  }
  // We are truncating value in order to extract the higher-order
  // double, which we will be using to extract the sign from.
  IntTy = llvm::IntegerType::get(C, Width);
  V = CGF.Builder.CreateTrunc(V, IntTy);
}
Value *Zero = llvm::Constant::getNullValue(IntTy);
return CGF.Builder.CreateICmpSLT(V, Zero);
614}

616static RValue emitLibraryCall(CodeGenFunction &CGF, const FunctionDecl *FD,
                            const CallExpr *E, llvm::Constant *calleeValue) {
CGCallee callee = CGCallee::forDirect(calleeValue, GlobalDecl(FD));
return CGF.EmitCall(E->getCallee()->getType(), callee, E, ReturnValueSlot());
620}

622/// Emit a call to llvm.{sadd,uadd,ssub,usub,smul,umul}.with.overflow.*
623/// depending on IntrinsicID.
624///
625/// \arg CGF The current codegen function.
626/// \arg IntrinsicID The ID for the Intrinsic we wish to generate.
627/// \arg X The first argument to the llvm.*.with.overflow.*.
628/// \arg Y The second argument to the llvm.*.with.overflow.*.
629/// \arg Carry The carry returned by the llvm.*.with.overflow.*.
630/// \returns The result (i.e. sum/product) returned by the intrinsic.
631static llvm::Value *EmitOverflowIntrinsic(CodeGenFunction &CGF,
                                        const llvm::Intrinsic::ID IntrinsicID,
                                        llvm::Value *X, llvm::Value *Y,
                                        llvm::Value *&Carry) {
// Make sure we have integers of the same width.
assert(X->getType() == Y->getType() &&((void)0)
       "Arguments must be the same type. (Did you forget to make sure both "((void)0)
       "arguments have the same integer width?)")((void)0);

Function *Callee = CGF.CGM.getIntrinsic(IntrinsicID, X->getType());
llvm::Value *Tmp = CGF.Builder.CreateCall(Callee, {X, Y});
Carry = CGF.Builder.CreateExtractValue(Tmp, 1);
return CGF.Builder.CreateExtractValue(Tmp, 0);
644}

646static Value *emitRangedBuiltin(CodeGenFunction &CGF,
                              unsigned IntrinsicID,
                              int low, int high) {
  llvm::MDBuilder MDHelper(CGF.getLLVMContext());
  llvm::MDNode *RNode = MDHelper.createRange(APInt(32, low), APInt(32, high));
  Function *F = CGF.CGM.getIntrinsic(IntrinsicID, {});
  llvm::Instruction *Call = CGF.Builder.CreateCall(F);
  Call->setMetadata(llvm::LLVMContext::MD_range, RNode);
  return Call;
655}

657namespace {
struct WidthAndSignedness {
  unsigned Width;
  bool Signed;
};
662}

664static WidthAndSignedness
665getIntegerWidthAndSignedness(const clang::ASTContext &context,
                           const clang::QualType Type) {
assert(Type->isIntegerType() && "Given type is not an integer.")((void)0);
unsigned Width = Type->isBooleanType()  ? 1
                 : Type->isExtIntType() ? context.getIntWidth(Type)
                                        : context.getTypeInfo(Type).Width;
bool Signed = Type->isSignedIntegerType();
return {Width, Signed};
673}

675// Given one or more integer types, this function produces an integer type that
676// encompasses them: any value in one of the given types could be expressed in
677// the encompassing type.
678static struct WidthAndSignedness
679EncompassingIntegerType(ArrayRef<struct WidthAndSignedness> Types) {
assert(Types.size() > 0 && "Empty list of types.")((void)0);

// If any of the given types is signed, we must return a signed type.
bool Signed = false;
for (const auto &Type : Types) {
  Signed |= Type.Signed;
}

// The encompassing type must have a width greater than or equal to the width
// of the specified types.  Additionally, if the encompassing type is signed,
// its width must be strictly greater than the width of any unsigned types
// given.
unsigned Width = 0;
for (const auto &Type : Types) {
  unsigned MinWidth = Type.Width + (Signed && !Type.Signed);
  if (Width < MinWidth) {
    Width = MinWidth;
  }
}

return {Width, Signed};
701}

703Value *CodeGenFunction::EmitVAStartEnd(Value *ArgValue, bool IsStart) {
llvm::Type *DestType = Int8PtrTy;
if (ArgValue->getType() != DestType)
  ArgValue =
      Builder.CreateBitCast(ArgValue, DestType, ArgValue->getName().data());

Intrinsic::ID inst = IsStart ? Intrinsic::vastart : Intrinsic::vaend;
return Builder.CreateCall(CGM.getIntrinsic(inst), ArgValue);
711}

713/// Checks if using the result of __builtin_object_size(p, @p From) in place of
714/// __builtin_object_size(p, @p To) is correct
715static bool areBOSTypesCompatible(int From, int To) {
// Note: Our __builtin_object_size implementation currently treats Type=0 and
// Type=2 identically. Encoding this implementation detail here may make
// improving __builtin_object_size difficult in the future, so it's omitted.
return From == To || (From == 0 && To == 1) || (From == 3 && To == 2);
720}

722static llvm::Value *
723getDefaultBuiltinObjectSizeResult(unsigned Type, llvm::IntegerType *ResType) {
return ConstantInt::get(ResType, (Type & 2) ? 0 : -1, /*isSigned=*/true);
725}

727llvm::Value *
728CodeGenFunction::evaluateOrEmitBuiltinObjectSize(const Expr *E, unsigned Type,
                                               llvm::IntegerType *ResType,
                                               llvm::Value *EmittedE,
                                               bool IsDynamic) {
uint64_t ObjectSize;
if (!E->tryEvaluateObjectSize(ObjectSize, getContext(), Type))
  return emitBuiltinObjectSize(E, Type, ResType, EmittedE, IsDynamic);
return ConstantInt::get(ResType, ObjectSize, /*isSigned=*/true);
736}

738/// Returns a Value corresponding to the size of the given expression.
739/// This Value may be either of the following:
740///   - A llvm::Argument (if E is a param with the pass_object_size attribute on
741///     it)
742///   - A call to the @llvm.objectsize intrinsic
743///
744/// EmittedE is the result of emitting `E` as a scalar expr. If it's non-null
745/// and we wouldn't otherwise try to reference a pass_object_size parameter,
746/// we'll call @llvm.objectsize on EmittedE, rather than emitting E.
747llvm::Value *
748CodeGenFunction::emitBuiltinObjectSize(const Expr *E, unsigned Type,
                                     llvm::IntegerType *ResType,
                                     llvm::Value *EmittedE, bool IsDynamic) {
// We need to reference an argument if the pointer is a parameter with the
// pass_object_size attribute.
if (auto *D = dyn_cast<DeclRefExpr>(E->IgnoreParenImpCasts())) {
  auto *Param = dyn_cast<ParmVarDecl>(D->getDecl());
  auto *PS = D->getDecl()->getAttr<PassObjectSizeAttr>();
  if (Param != nullptr && PS != nullptr &&
      areBOSTypesCompatible(PS->getType(), Type)) {
    auto Iter = SizeArguments.find(Param);
    assert(Iter != SizeArguments.end())((void)0);

    const ImplicitParamDecl *D = Iter->second;
    auto DIter = LocalDeclMap.find(D);
    assert(DIter != LocalDeclMap.end())((void)0);

    return EmitLoadOfScalar(DIter->second, /*Volatile=*/false,
                            getContext().getSizeType(), E->getBeginLoc());
  }
}

// LLVM can't handle Type=3 appropriately, and __builtin_object_size shouldn't
// evaluate E for side-effects. In either case, we shouldn't lower to
// @llvm.objectsize.
if (Type == 3 || (!EmittedE && E->HasSideEffects(getContext())))
  return getDefaultBuiltinObjectSizeResult(Type, ResType);

Value *Ptr = EmittedE ? EmittedE : EmitScalarExpr(E);
assert(Ptr->getType()->isPointerTy() &&((void)0)
       "Non-pointer passed to __builtin_object_size?")((void)0);

Function *F =
    CGM.getIntrinsic(Intrinsic::objectsize, {ResType, Ptr->getType()});

// LLVM only supports 0 and 2, make sure that we pass along that as a boolean.
Value *Min = Builder.getInt1((Type & 2) != 0);
// For GCC compatibility, __builtin_object_size treat NULL as unknown size.
Value *NullIsUnknown = Builder.getTrue();
Value *Dynamic = Builder.getInt1(IsDynamic);
return Builder.CreateCall(F, {Ptr, Min, NullIsUnknown, Dynamic});
789}

791namespace {
792/// A struct to generically describe a bit test intrinsic.
793struct BitTest {
enum ActionKind : uint8_t { TestOnly, Complement, Reset, Set };
enum InterlockingKind : uint8_t {
  Unlocked,
  Sequential,
  Acquire,
  Release,
  NoFence
};

ActionKind Action;
InterlockingKind Interlocking;
bool Is64Bit;

static BitTest decodeBitTestBuiltin(unsigned BuiltinID);
808};
809} // namespace

811BitTest BitTest::decodeBitTestBuiltin(unsigned BuiltinID) {
switch (BuiltinID) {
  // Main portable variants.
case Builtin::BI_bittest:
  return {TestOnly, Unlocked, false};
case Builtin::BI_bittestandcomplement:
  return {Complement, Unlocked, false};
case Builtin::BI_bittestandreset:
  return {Reset, Unlocked, false};
case Builtin::BI_bittestandset:
  return {Set, Unlocked, false};
case Builtin::BI_interlockedbittestandreset:
  return {Reset, Sequential, false};
case Builtin::BI_interlockedbittestandset:
  return {Set, Sequential, false};

  // X86-specific 64-bit variants.
case Builtin::BI_bittest64:
  return {TestOnly, Unlocked, true};
case Builtin::BI_bittestandcomplement64:
  return {Complement, Unlocked, true};
case Builtin::BI_bittestandreset64:
  return {Reset, Unlocked, true};
case Builtin::BI_bittestandset64:
  return {Set, Unlocked, true};
case Builtin::BI_interlockedbittestandreset64:
  return {Reset, Sequential, true};
case Builtin::BI_interlockedbittestandset64:
  return {Set, Sequential, true};

  // ARM/AArch64-specific ordering variants.
case Builtin::BI_interlockedbittestandset_acq:
  return {Set, Acquire, false};
case Builtin::BI_interlockedbittestandset_rel:
  return {Set, Release, false};
case Builtin::BI_interlockedbittestandset_nf:
  return {Set, NoFence, false};
case Builtin::BI_interlockedbittestandreset_acq:
  return {Reset, Acquire, false};
case Builtin::BI_interlockedbittestandreset_rel:
  return {Reset, Release, false};
case Builtin::BI_interlockedbittestandreset_nf:
  return {Reset, NoFence, false};
}
llvm_unreachable("expected only bittest intrinsics")__builtin_unreachable();
856}

858static char bitActionToX86BTCode(BitTest::ActionKind A) {
switch (A) {
case BitTest::TestOnly:   return '\0';
case BitTest::Complement: return 'c';
case BitTest::Reset:      return 'r';
case BitTest::Set:        return 's';
}
llvm_unreachable("invalid action")__builtin_unreachable();
866}

868static llvm::Value *EmitX86BitTestIntrinsic(CodeGenFunction &CGF,
                                          BitTest BT,
                                          const CallExpr *E, Value *BitBase,
                                          Value *BitPos) {
char Action = bitActionToX86BTCode(BT.Action);
char SizeSuffix = BT.Is64Bit ? 'q' : 'l';

// Build the assembly.
SmallString<64> Asm;
raw_svector_ostream AsmOS(Asm);
if (BT.Interlocking != BitTest::Unlocked)
  AsmOS << "lock ";
AsmOS << "bt";
if (Action)
  AsmOS << Action;
AsmOS << SizeSuffix << " $2, ($1)";

// Build the constraints. FIXME: We should support immediates when possible.
std::string Constraints = "={@ccc},r,r,~{cc},~{memory}";
std::string MachineClobbers = CGF.getTarget().getClobbers();
if (!MachineClobbers.empty()) {
  Constraints += ',';
  Constraints += MachineClobbers;
}
llvm::IntegerType *IntType = llvm::IntegerType::get(
    CGF.getLLVMContext(),
    CGF.getContext().getTypeSize(E->getArg(1)->getType()));
llvm::Type *IntPtrType = IntType->getPointerTo();
llvm::FunctionType *FTy =
    llvm::FunctionType::get(CGF.Int8Ty, {IntPtrType, IntType}, false);

llvm::InlineAsm *IA =
    llvm::InlineAsm::get(FTy, Asm, Constraints, /*hasSideEffects=*/true);
return CGF.Builder.CreateCall(IA, {BitBase, BitPos});
902}

904static llvm::AtomicOrdering
905getBitTestAtomicOrdering(BitTest::InterlockingKind I) {
switch (I) {
case BitTest::Unlocked:   return llvm::AtomicOrdering::NotAtomic;
case BitTest::Sequential: return llvm::AtomicOrdering::SequentiallyConsistent;
case BitTest::Acquire:    return llvm::AtomicOrdering::Acquire;
case BitTest::Release:    return llvm::AtomicOrdering::Release;
case BitTest::NoFence:    return llvm::AtomicOrdering::Monotonic;
}
llvm_unreachable("invalid interlocking")__builtin_unreachable();
914}

916/// Emit a _bittest* intrinsic. These intrinsics take a pointer to an array of
917/// bits and a bit position and read and optionally modify the bit at that
918/// position. The position index can be arbitrarily large, i.e. it can be larger
919/// than 31 or 63, so we need an indexed load in the general case.
920static llvm::Value *EmitBitTestIntrinsic(CodeGenFunction &CGF,
                                       unsigned BuiltinID,
                                       const CallExpr *E) {
Value *BitBase = CGF.EmitScalarExpr(E->getArg(0));
Value *BitPos = CGF.EmitScalarExpr(E->getArg(1));

BitTest BT = BitTest::decodeBitTestBuiltin(BuiltinID);

// X86 has special BT, BTC, BTR, and BTS instructions that handle the array
// indexing operation internally. Use them if possible.
if (CGF.getTarget().getTriple().isX86())
  return EmitX86BitTestIntrinsic(CGF, BT, E, BitBase, BitPos);

// Otherwise, use generic code to load one byte and test the bit. Use all but
// the bottom three bits as the array index, and the bottom three bits to form
// a mask.
// Bit = BitBaseI8[BitPos >> 3] & (1 << (BitPos & 0x7)) != 0;
Value *ByteIndex = CGF.Builder.CreateAShr(
    BitPos, llvm::ConstantInt::get(BitPos->getType(), 3), "bittest.byteidx");
Value *BitBaseI8 = CGF.Builder.CreatePointerCast(BitBase, CGF.Int8PtrTy);
Address ByteAddr(CGF.Builder.CreateInBoundsGEP(CGF.Int8Ty, BitBaseI8,
                                               ByteIndex, "bittest.byteaddr"),
                 CharUnits::One());
Value *PosLow =
    CGF.Builder.CreateAnd(CGF.Builder.CreateTrunc(BitPos, CGF.Int8Ty),
                          llvm::ConstantInt::get(CGF.Int8Ty, 0x7));

// The updating instructions will need a mask.
Value *Mask = nullptr;
if (BT.Action != BitTest::TestOnly) {
  Mask = CGF.Builder.CreateShl(llvm::ConstantInt::get(CGF.Int8Ty, 1), PosLow,
                               "bittest.mask");
}

// Check the action and ordering of the interlocked intrinsics.
llvm::AtomicOrdering Ordering = getBitTestAtomicOrdering(BT.Interlocking);

Value *OldByte = nullptr;
if (Ordering != llvm::AtomicOrdering::NotAtomic) {
  // Emit a combined atomicrmw load/store operation for the interlocked
  // intrinsics.
  llvm::AtomicRMWInst::BinOp RMWOp = llvm::AtomicRMWInst::Or;
  if (BT.Action == BitTest::Reset) {
    Mask = CGF.Builder.CreateNot(Mask);
    RMWOp = llvm::AtomicRMWInst::And;
  }
  OldByte = CGF.Builder.CreateAtomicRMW(RMWOp, ByteAddr.getPointer(), Mask,
                                        Ordering);
} else {
  // Emit a plain load for the non-interlocked intrinsics.
  OldByte = CGF.Builder.CreateLoad(ByteAddr, "bittest.byte");
  Value *NewByte = nullptr;
  switch (BT.Action) {
  case BitTest::TestOnly:
    // Don't store anything.
    break;
  case BitTest::Complement:
    NewByte = CGF.Builder.CreateXor(OldByte, Mask);
    break;
  case BitTest::Reset:
    NewByte = CGF.Builder.CreateAnd(OldByte, CGF.Builder.CreateNot(Mask));
    break;
  case BitTest::Set:
    NewByte = CGF.Builder.CreateOr(OldByte, Mask);
    break;
  }
  if (NewByte)
    CGF.Builder.CreateStore(NewByte, ByteAddr);
}

// However we loaded the old byte, either by plain load or atomicrmw, shift
// the bit into the low position and mask it to 0 or 1.
Value *ShiftedByte = CGF.Builder.CreateLShr(OldByte, PosLow, "bittest.shr");
return CGF.Builder.CreateAnd(
    ShiftedByte, llvm::ConstantInt::get(CGF.Int8Ty, 1), "bittest.res");
995}

997static llvm::Value *emitPPCLoadReserveIntrinsic(CodeGenFunction &CGF,
                                              unsigned BuiltinID,
                                              const CallExpr *E) {
Value *Addr = CGF.EmitScalarExpr(E->getArg(0));

SmallString<64> Asm;
raw_svector_ostream AsmOS(Asm);
llvm::IntegerType *RetType = CGF.Int32Ty;

switch (BuiltinID) {
case clang::PPC::BI__builtin_ppc_ldarx:
  AsmOS << "ldarx ";
  RetType = CGF.Int64Ty;
  break;
case clang::PPC::BI__builtin_ppc_lwarx:
  AsmOS << "lwarx ";
  RetType = CGF.Int32Ty;
  break;
case clang::PPC::BI__builtin_ppc_lharx:
  AsmOS << "lharx ";
  RetType = CGF.Int16Ty;
  break;
case clang::PPC::BI__builtin_ppc_lbarx:
  AsmOS << "lbarx ";
  RetType = CGF.Int8Ty;
  break;
default:
  llvm_unreachable("Expected only PowerPC load reserve intrinsics")__builtin_unreachable();
}

AsmOS << "$0, ${1:y}";

std::string Constraints = "=r,*Z,~{memory}";
std::string MachineClobbers = CGF.getTarget().getClobbers();
if (!MachineClobbers.empty()) {
  Constraints += ',';
  Constraints += MachineClobbers;
}

llvm::Type *IntPtrType = RetType->getPointerTo();
llvm::FunctionType *FTy =
    llvm::FunctionType::get(RetType, {IntPtrType}, false);

llvm::InlineAsm *IA =
    llvm::InlineAsm::get(FTy, Asm, Constraints, /*hasSideEffects=*/true);
return CGF.Builder.CreateCall(IA, {Addr});
1043}

1045namespace {
1046enum class MSVCSetJmpKind {
_setjmpex,
_setjmp3,
_setjmp
1050};
1051}

1053/// MSVC handles setjmp a bit differently on different platforms. On every
1054/// architecture except 32-bit x86, the frame address is passed. On x86, extra
1055/// parameters can be passed as variadic arguments, but we always pass none.
1056static RValue EmitMSVCRTSetJmp(CodeGenFunction &CGF, MSVCSetJmpKind SJKind,
                             const CallExpr *E) {
llvm::Value *Arg1 = nullptr;
llvm::Type *Arg1Ty = nullptr;
StringRef Name;
bool IsVarArg = false;
if (SJKind == MSVCSetJmpKind::_setjmp3) {
  Name = "_setjmp3";
  Arg1Ty = CGF.Int32Ty;
  Arg1 = llvm::ConstantInt::get(CGF.IntTy, 0);
  IsVarArg = true;
} else {
  Name = SJKind == MSVCSetJmpKind::_setjmp ? "_setjmp" : "_setjmpex";
  Arg1Ty = CGF.Int8PtrTy;
  if (CGF.getTarget().getTriple().getArch() == llvm::Triple::aarch64) {
    Arg1 = CGF.Builder.CreateCall(
        CGF.CGM.getIntrinsic(Intrinsic::sponentry, CGF.AllocaInt8PtrTy));
  } else
    Arg1 = CGF.Builder.CreateCall(
        CGF.CGM.getIntrinsic(Intrinsic::frameaddress, CGF.AllocaInt8PtrTy),
        llvm::ConstantInt::get(CGF.Int32Ty, 0));
}

// Mark the call site and declaration with ReturnsTwice.
llvm::Type *ArgTypes[2] = {CGF.Int8PtrTy, Arg1Ty};
llvm::AttributeList ReturnsTwiceAttr = llvm::AttributeList::get(
    CGF.getLLVMContext(), llvm::AttributeList::FunctionIndex,
    llvm::Attribute::ReturnsTwice);
llvm::FunctionCallee SetJmpFn = CGF.CGM.CreateRuntimeFunction(
    llvm::FunctionType::get(CGF.IntTy, ArgTypes, IsVarArg), Name,
    ReturnsTwiceAttr, /*Local=*/true);

llvm::Value *Buf = CGF.Builder.CreateBitOrPointerCast(
    CGF.EmitScalarExpr(E->getArg(0)), CGF.Int8PtrTy);
llvm::Value *Args[] = {Buf, Arg1};
llvm::CallBase *CB = CGF.EmitRuntimeCallOrInvoke(SetJmpFn, Args);
CB->setAttributes(ReturnsTwiceAttr);
return RValue::get(CB);
1094}

1096// Many of MSVC builtins are on x64, ARM and AArch64; to avoid repeating code,
1097// we handle them here.
1098enum class CodeGenFunction::MSVCIntrin {
_BitScanForward,
_BitScanReverse,
_InterlockedAnd,
_InterlockedDecrement,
_InterlockedExchange,
_InterlockedExchangeAdd,
_InterlockedExchangeSub,
_InterlockedIncrement,
_InterlockedOr,
_InterlockedXor,
_InterlockedExchangeAdd_acq,
_InterlockedExchangeAdd_rel,
_InterlockedExchangeAdd_nf,
_InterlockedExchange_acq,
_InterlockedExchange_rel,
_InterlockedExchange_nf,
_InterlockedCompareExchange_acq,
_InterlockedCompareExchange_rel,
_InterlockedCompareExchange_nf,
_InterlockedCompareExchange128,
_InterlockedCompareExchange128_acq,
_InterlockedCompareExchange128_rel,
_InterlockedCompareExchange128_nf,
_InterlockedOr_acq,
_InterlockedOr_rel,
_InterlockedOr_nf,
_InterlockedXor_acq,
_InterlockedXor_rel,
_InterlockedXor_nf,
_InterlockedAnd_acq,
_InterlockedAnd_rel,
_InterlockedAnd_nf,
_InterlockedIncrement_acq,
_InterlockedIncrement_rel,
_InterlockedIncrement_nf,
_InterlockedDecrement_acq,
_InterlockedDecrement_rel,
_InterlockedDecrement_nf,
__fastfail,
1138};

1140static Optional<CodeGenFunction::MSVCIntrin>
1141translateArmToMsvcIntrin(unsigned BuiltinID) {
using MSVCIntrin = CodeGenFunction::MSVCIntrin;
switch (BuiltinID) {
default:
  return None;
case ARM::BI_BitScanForward:
case ARM::BI_BitScanForward64:
  return MSVCIntrin::_BitScanForward;
case ARM::BI_BitScanReverse:
case ARM::BI_BitScanReverse64:
  return MSVCIntrin::_BitScanReverse;
case ARM::BI_InterlockedAnd64:
  return MSVCIntrin::_InterlockedAnd;
case ARM::BI_InterlockedExchange64:
  return MSVCIntrin::_InterlockedExchange;
case ARM::BI_InterlockedExchangeAdd64:
  return MSVCIntrin::_InterlockedExchangeAdd;
case ARM::BI_InterlockedExchangeSub64:
  return MSVCIntrin::_InterlockedExchangeSub;
case ARM::BI_InterlockedOr64:
  return MSVCIntrin::_InterlockedOr;
case ARM::BI_InterlockedXor64:
  return MSVCIntrin::_InterlockedXor;
case ARM::BI_InterlockedDecrement64:
  return MSVCIntrin::_InterlockedDecrement;
case ARM::BI_InterlockedIncrement64:
  return MSVCIntrin::_InterlockedIncrement;
case ARM::BI_InterlockedExchangeAdd8_acq:
case ARM::BI_InterlockedExchangeAdd16_acq:
case ARM::BI_InterlockedExchangeAdd_acq:
case ARM::BI_InterlockedExchangeAdd64_acq:
  return MSVCIntrin::_InterlockedExchangeAdd_acq;
case ARM::BI_InterlockedExchangeAdd8_rel:
case ARM::BI_InterlockedExchangeAdd16_rel:
case ARM::BI_InterlockedExchangeAdd_rel:
case ARM::BI_InterlockedExchangeAdd64_rel:
  return MSVCIntrin::_InterlockedExchangeAdd_rel;
case ARM::BI_InterlockedExchangeAdd8_nf:
case ARM::BI_InterlockedExchangeAdd16_nf:
case ARM::BI_InterlockedExchangeAdd_nf:
case ARM::BI_InterlockedExchangeAdd64_nf:
  return MSVCIntrin::_InterlockedExchangeAdd_nf;
case ARM::BI_InterlockedExchange8_acq:
case ARM::BI_InterlockedExchange16_acq:
case ARM::BI_InterlockedExchange_acq:
case ARM::BI_InterlockedExchange64_acq:
  return MSVCIntrin::_InterlockedExchange_acq;
case ARM::BI_InterlockedExchange8_rel:
case ARM::BI_InterlockedExchange16_rel:
case ARM::BI_InterlockedExchange_rel:
case ARM::BI_InterlockedExchange64_rel:
  return MSVCIntrin::_InterlockedExchange_rel;
case ARM::BI_InterlockedExchange8_nf:
case ARM::BI_InterlockedExchange16_nf:
case ARM::BI_InterlockedExchange_nf:
case ARM::BI_InterlockedExchange64_nf:
  return MSVCIntrin::_InterlockedExchange_nf;
case ARM::BI_InterlockedCompareExchange8_acq:
case ARM::BI_InterlockedCompareExchange16_acq:
case ARM::BI_InterlockedCompareExchange_acq:
case ARM::BI_InterlockedCompareExchange64_acq:
  return MSVCIntrin::_InterlockedCompareExchange_acq;
case ARM::BI_InterlockedCompareExchange8_rel:
case ARM::BI_InterlockedCompareExchange16_rel:
case ARM::BI_InterlockedCompareExchange_rel:
case ARM::BI_InterlockedCompareExchange64_rel:
  return MSVCIntrin::_InterlockedCompareExchange_rel;
case ARM::BI_InterlockedCompareExchange8_nf:
case ARM::BI_InterlockedCompareExchange16_nf:
case ARM::BI_InterlockedCompareExchange_nf:
case ARM::BI_InterlockedCompareExchange64_nf:
  return MSVCIntrin::_InterlockedCompareExchange_nf;
case ARM::BI_InterlockedOr8_acq:
case ARM::BI_InterlockedOr16_acq:
case ARM::BI_InterlockedOr_acq:
case ARM::BI_InterlockedOr64_acq:
  return MSVCIntrin::_InterlockedOr_acq;
case ARM::BI_InterlockedOr8_rel:
case ARM::BI_InterlockedOr16_rel:
case ARM::BI_InterlockedOr_rel:
case ARM::BI_InterlockedOr64_rel:
  return MSVCIntrin::_InterlockedOr_rel;
case ARM::BI_InterlockedOr8_nf:
case ARM::BI_InterlockedOr16_nf:
case ARM::BI_InterlockedOr_nf:
case ARM::BI_InterlockedOr64_nf:
  return MSVCIntrin::_InterlockedOr_nf;
case ARM::BI_InterlockedXor8_acq:
case ARM::BI_InterlockedXor16_acq:
case ARM::BI_InterlockedXor_acq:
case ARM::BI_InterlockedXor64_acq:
  return MSVCIntrin::_InterlockedXor_acq;
case ARM::BI_InterlockedXor8_rel:
case ARM::BI_InterlockedXor16_rel:
case ARM::BI_InterlockedXor_rel:
case ARM::BI_InterlockedXor64_rel:
  return MSVCIntrin::_InterlockedXor_rel;
case ARM::BI_InterlockedXor8_nf:
case ARM::BI_InterlockedXor16_nf:
case ARM::BI_InterlockedXor_nf:
case ARM::BI_InterlockedXor64_nf:
  return MSVCIntrin::_InterlockedXor_nf;
case ARM::BI_InterlockedAnd8_acq:
case ARM::BI_InterlockedAnd16_acq:
case ARM::BI_InterlockedAnd_acq:
case ARM::BI_InterlockedAnd64_acq:
  return MSVCIntrin::_InterlockedAnd_acq;
case ARM::BI_InterlockedAnd8_rel:
case ARM::BI_InterlockedAnd16_rel:
case ARM::BI_InterlockedAnd_rel:
case ARM::BI_InterlockedAnd64_rel:
  return MSVCIntrin::_InterlockedAnd_rel;
case ARM::BI_InterlockedAnd8_nf:
case ARM::BI_InterlockedAnd16_nf:
case ARM::BI_InterlockedAnd_nf:
case ARM::BI_InterlockedAnd64_nf:
  return MSVCIntrin::_InterlockedAnd_nf;
case ARM::BI_InterlockedIncrement16_acq:
case ARM::BI_InterlockedIncrement_acq:
case ARM::BI_InterlockedIncrement64_acq:
  return MSVCIntrin::_InterlockedIncrement_acq;
case ARM::BI_InterlockedIncrement16_rel:
case ARM::BI_InterlockedIncrement_rel:
case ARM::BI_InterlockedIncrement64_rel:
  return MSVCIntrin::_InterlockedIncrement_rel;
case ARM::BI_InterlockedIncrement16_nf:
case ARM::BI_InterlockedIncrement_nf:
case ARM::BI_InterlockedIncrement64_nf:
  return MSVCIntrin::_InterlockedIncrement_nf;
case ARM::BI_InterlockedDecrement16_acq:
case ARM::BI_InterlockedDecrement_acq:
case ARM::BI_InterlockedDecrement64_acq:
  return MSVCIntrin::_InterlockedDecrement_acq;
case ARM::BI_InterlockedDecrement16_rel:
case ARM::BI_InterlockedDecrement_rel:
case ARM::BI_InterlockedDecrement64_rel:
  return MSVCIntrin::_InterlockedDecrement_rel;
case ARM::BI_InterlockedDecrement16_nf:
case ARM::BI_InterlockedDecrement_nf:
case ARM::BI_InterlockedDecrement64_nf:
  return MSVCIntrin::_InterlockedDecrement_nf;
}
llvm_unreachable("must return from switch")__builtin_unreachable();
1284}

1286static Optional<CodeGenFunction::MSVCIntrin>
1287translateAarch64ToMsvcIntrin(unsigned BuiltinID) {
using MSVCIntrin = CodeGenFunction::MSVCIntrin;
switch (BuiltinID) {
default:
  return None;
case AArch64::BI_BitScanForward:
case AArch64::BI_BitScanForward64:
  return MSVCIntrin::_BitScanForward;
case AArch64::BI_BitScanReverse:
case AArch64::BI_BitScanReverse64:
  return MSVCIntrin::_BitScanReverse;
case AArch64::BI_InterlockedAnd64:
  return MSVCIntrin::_InterlockedAnd;
case AArch64::BI_InterlockedExchange64:
  return MSVCIntrin::_InterlockedExchange;
case AArch64::BI_InterlockedExchangeAdd64:
  return MSVCIntrin::_InterlockedExchangeAdd;
case AArch64::BI_InterlockedExchangeSub64:
  return MSVCIntrin::_InterlockedExchangeSub;
case AArch64::BI_InterlockedOr64:
  return MSVCIntrin::_InterlockedOr;
case AArch64::BI_InterlockedXor64:
  return MSVCIntrin::_InterlockedXor;
case AArch64::BI_InterlockedDecrement64:
  return MSVCIntrin::_InterlockedDecrement;
case AArch64::BI_InterlockedIncrement64:
  return MSVCIntrin::_InterlockedIncrement;
case AArch64::BI_InterlockedExchangeAdd8_acq:
case AArch64::BI_InterlockedExchangeAdd16_acq:
case AArch64::BI_InterlockedExchangeAdd_acq:
case AArch64::BI_InterlockedExchangeAdd64_acq:
  return MSVCIntrin::_InterlockedExchangeAdd_acq;
case AArch64::BI_InterlockedExchangeAdd8_rel:
case AArch64::BI_InterlockedExchangeAdd16_rel:
case AArch64::BI_InterlockedExchangeAdd_rel:
case AArch64::BI_InterlockedExchangeAdd64_rel:
  return MSVCIntrin::_InterlockedExchangeAdd_rel;
case AArch64::BI_InterlockedExchangeAdd8_nf:
case AArch64::BI_InterlockedExchangeAdd16_nf:
case AArch64::BI_InterlockedExchangeAdd_nf:
case AArch64::BI_InterlockedExchangeAdd64_nf:
  return MSVCIntrin::_InterlockedExchangeAdd_nf;
case AArch64::BI_InterlockedExchange8_acq:
case AArch64::BI_InterlockedExchange16_acq:
case AArch64::BI_InterlockedExchange_acq:
case AArch64::BI_InterlockedExchange64_acq:
  return MSVCIntrin::_InterlockedExchange_acq;
case AArch64::BI_InterlockedExchange8_rel:
case AArch64::BI_InterlockedExchange16_rel:
case AArch64::BI_InterlockedExchange_rel:
case AArch64::BI_InterlockedExchange64_rel:
  return MSVCIntrin::_InterlockedExchange_rel;
case AArch64::BI_InterlockedExchange8_nf:
case AArch64::BI_InterlockedExchange16_nf:
case AArch64::BI_InterlockedExchange_nf:
case AArch64::BI_InterlockedExchange64_nf:
  return MSVCIntrin::_InterlockedExchange_nf;
case AArch64::BI_InterlockedCompareExchange8_acq:
case AArch64::BI_InterlockedCompareExchange16_acq:
case AArch64::BI_InterlockedCompareExchange_acq:
case AArch64::BI_InterlockedCompareExchange64_acq:
  return MSVCIntrin::_InterlockedCompareExchange_acq;
case AArch64::BI_InterlockedCompareExchange8_rel:
case AArch64::BI_InterlockedCompareExchange16_rel:
case AArch64::BI_InterlockedCompareExchange_rel:
case AArch64::BI_InterlockedCompareExchange64_rel:
  return MSVCIntrin::_InterlockedCompareExchange_rel;
case AArch64::BI_InterlockedCompareExchange8_nf:
case AArch64::BI_InterlockedCompareExchange16_nf:
case AArch64::BI_InterlockedCompareExchange_nf:
case AArch64::BI_InterlockedCompareExchange64_nf:
  return MSVCIntrin::_InterlockedCompareExchange_nf;
case AArch64::BI_InterlockedCompareExchange128:
  return MSVCIntrin::_InterlockedCompareExchange128;
case AArch64::BI_InterlockedCompareExchange128_acq:
  return MSVCIntrin::_InterlockedCompareExchange128_acq;
case AArch64::BI_InterlockedCompareExchange128_nf:
  return MSVCIntrin::_InterlockedCompareExchange128_nf;
case AArch64::BI_InterlockedCompareExchange128_rel:
  return MSVCIntrin::_InterlockedCompareExchange128_rel;
case AArch64::BI_InterlockedOr8_acq:
case AArch64::BI_InterlockedOr16_acq:
case AArch64::BI_InterlockedOr_acq:
case AArch64::BI_InterlockedOr64_acq:
  return MSVCIntrin::_InterlockedOr_acq;
case AArch64::BI_InterlockedOr8_rel:
case AArch64::BI_InterlockedOr16_rel:
case AArch64::BI_InterlockedOr_rel:
case AArch64::BI_InterlockedOr64_rel:
  return MSVCIntrin::_InterlockedOr_rel;
case AArch64::BI_InterlockedOr8_nf:
case AArch64::BI_InterlockedOr16_nf:
case AArch64::BI_InterlockedOr_nf:
case AArch64::BI_InterlockedOr64_nf:
  return MSVCIntrin::_InterlockedOr_nf;
case AArch64::BI_InterlockedXor8_acq:
case AArch64::BI_InterlockedXor16_acq:
case AArch64::BI_InterlockedXor_acq:
case AArch64::BI_InterlockedXor64_acq:
  return MSVCIntrin::_InterlockedXor_acq;
case AArch64::BI_InterlockedXor8_rel:
case AArch64::BI_InterlockedXor16_rel:
case AArch64::BI_InterlockedXor_rel:
case AArch64::BI_InterlockedXor64_rel:
  return MSVCIntrin::_InterlockedXor_rel;
case AArch64::BI_InterlockedXor8_nf:
case AArch64::BI_InterlockedXor16_nf:
case AArch64::BI_InterlockedXor_nf:
case AArch64::BI_InterlockedXor64_nf:
  return MSVCIntrin::_InterlockedXor_nf;
case AArch64::BI_InterlockedAnd8_acq:
case AArch64::BI_InterlockedAnd16_acq:
case AArch64::BI_InterlockedAnd_acq:
case AArch64::BI_InterlockedAnd64_acq:
  return MSVCIntrin::_InterlockedAnd_acq;
case AArch64::BI_InterlockedAnd8_rel:
case AArch64::BI_InterlockedAnd16_rel:
case AArch64::BI_InterlockedAnd_rel:
case AArch64::BI_InterlockedAnd64_rel:
  return MSVCIntrin::_InterlockedAnd_rel;
case AArch64::BI_InterlockedAnd8_nf:
case AArch64::BI_InterlockedAnd16_nf:
case AArch64::BI_InterlockedAnd_nf:
case AArch64::BI_InterlockedAnd64_nf:
  return MSVCIntrin::_InterlockedAnd_nf;
case AArch64::BI_InterlockedIncrement16_acq:
case AArch64::BI_InterlockedIncrement_acq:
case AArch64::BI_InterlockedIncrement64_acq:
  return MSVCIntrin::_InterlockedIncrement_acq;
case AArch64::BI_InterlockedIncrement16_rel:
case AArch64::BI_InterlockedIncrement_rel:
case AArch64::BI_InterlockedIncrement64_rel:
  return MSVCIntrin::_InterlockedIncrement_rel;
case AArch64::BI_InterlockedIncrement16_nf:
case AArch64::BI_InterlockedIncrement_nf:
case AArch64::BI_InterlockedIncrement64_nf:
  return MSVCIntrin::_InterlockedIncrement_nf;
case AArch64::BI_InterlockedDecrement16_acq:
case AArch64::BI_InterlockedDecrement_acq:
case AArch64::BI_InterlockedDecrement64_acq:
  return MSVCIntrin::_InterlockedDecrement_acq;
case AArch64::BI_InterlockedDecrement16_rel:
case AArch64::BI_InterlockedDecrement_rel:
case AArch64::BI_InterlockedDecrement64_rel:
  return MSVCIntrin::_InterlockedDecrement_rel;
case AArch64::BI_InterlockedDecrement16_nf:
case AArch64::BI_InterlockedDecrement_nf:
case AArch64::BI_InterlockedDecrement64_nf:
  return MSVCIntrin::_InterlockedDecrement_nf;
}
llvm_unreachable("must return from switch")__builtin_unreachable();
1438}

1440static Optional<CodeGenFunction::MSVCIntrin>
1441translateX86ToMsvcIntrin(unsigned BuiltinID) {
using MSVCIntrin = CodeGenFunction::MSVCIntrin;
switch (BuiltinID) {
default:
  return None;
case clang::X86::BI_BitScanForward:
case clang::X86::BI_BitScanForward64:
  return MSVCIntrin::_BitScanForward;
case clang::X86::BI_BitScanReverse:
case clang::X86::BI_BitScanReverse64:
  return MSVCIntrin::_BitScanReverse;
case clang::X86::BI_InterlockedAnd64:
  return MSVCIntrin::_InterlockedAnd;
case clang::X86::BI_InterlockedCompareExchange128:
  return MSVCIntrin::_InterlockedCompareExchange128;
case clang::X86::BI_InterlockedExchange64:
  return MSVCIntrin::_InterlockedExchange;
case clang::X86::BI_InterlockedExchangeAdd64:
  return MSVCIntrin::_InterlockedExchangeAdd;
case clang::X86::BI_InterlockedExchangeSub64:
  return MSVCIntrin::_InterlockedExchangeSub;
case clang::X86::BI_InterlockedOr64:
  return MSVCIntrin::_InterlockedOr;
case clang::X86::BI_InterlockedXor64:
  return MSVCIntrin::_InterlockedXor;
case clang::X86::BI_InterlockedDecrement64:
  return MSVCIntrin::_InterlockedDecrement;
case clang::X86::BI_InterlockedIncrement64:
  return MSVCIntrin::_InterlockedIncrement;
}
llvm_unreachable("must return from switch")__builtin_unreachable();
1472}

1474// Emit an MSVC intrinsic. Assumes that arguments have *not* been evaluated.
1475Value *CodeGenFunction::EmitMSVCBuiltinExpr(MSVCIntrin BuiltinID,
                                          const CallExpr *E) {
switch (BuiltinID) {
case MSVCIntrin::_BitScanForward:
case MSVCIntrin::_BitScanReverse: {
  Address IndexAddress(EmitPointerWithAlignment(E->getArg(0)));
  Value *ArgValue = EmitScalarExpr(E->getArg(1));

  llvm::Type *ArgType = ArgValue->getType();
  llvm::Type *IndexType =
      IndexAddress.getPointer()->getType()->getPointerElementType();
  llvm::Type *ResultType = ConvertType(E->getType());

  Value *ArgZero = llvm::Constant::getNullValue(ArgType);
  Value *ResZero = llvm::Constant::getNullValue(ResultType);
  Value *ResOne = llvm::ConstantInt::get(ResultType, 1);

  BasicBlock *Begin = Builder.GetInsertBlock();
  BasicBlock *End = createBasicBlock("bitscan_end", this->CurFn);
  Builder.SetInsertPoint(End);
  PHINode *Result = Builder.CreatePHI(ResultType, 2, "bitscan_result");

  Builder.SetInsertPoint(Begin);
  Value *IsZero = Builder.CreateICmpEQ(ArgValue, ArgZero);
  BasicBlock *NotZero = createBasicBlock("bitscan_not_zero", this->CurFn);
  Builder.CreateCondBr(IsZero, End, NotZero);
  Result->addIncoming(ResZero, Begin);

  Builder.SetInsertPoint(NotZero);

  if (BuiltinID == MSVCIntrin::_BitScanForward) {
    Function *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType);
    Value *ZeroCount = Builder.CreateCall(F, {ArgValue, Builder.getTrue()});
    ZeroCount = Builder.CreateIntCast(ZeroCount, IndexType, false);
    Builder.CreateStore(ZeroCount, IndexAddress, false);
  } else {
    unsigned ArgWidth = cast<llvm::IntegerType>(ArgType)->getBitWidth();
    Value *ArgTypeLastIndex = llvm::ConstantInt::get(IndexType, ArgWidth - 1);

    Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType);
    Value *ZeroCount = Builder.CreateCall(F, {ArgValue, Builder.getTrue()});
    ZeroCount = Builder.CreateIntCast(ZeroCount, IndexType, false);
    Value *Index = Builder.CreateNSWSub(ArgTypeLastIndex, ZeroCount);
    Builder.CreateStore(Index, IndexAddress, false);
  }
  Builder.CreateBr(End);
  Result->addIncoming(ResOne, NotZero);

  Builder.SetInsertPoint(End);
  return Result;
}
case MSVCIntrin::_InterlockedAnd:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::And, E);
case MSVCIntrin::_InterlockedExchange:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xchg, E);
case MSVCIntrin::_InterlockedExchangeAdd:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Add, E);
case MSVCIntrin::_InterlockedExchangeSub:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Sub, E);
case MSVCIntrin::_InterlockedOr:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Or, E);
case MSVCIntrin::_InterlockedXor:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xor, E);
case MSVCIntrin::_InterlockedExchangeAdd_acq:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Add, E,
                               AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedExchangeAdd_rel:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Add, E,
                               AtomicOrdering::Release);
case MSVCIntrin::_InterlockedExchangeAdd_nf:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Add, E,
                               AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedExchange_acq:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xchg, E,
                               AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedExchange_rel:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xchg, E,
                               AtomicOrdering::Release);
case MSVCIntrin::_InterlockedExchange_nf:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xchg, E,
                               AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedCompareExchange_acq:
  return EmitAtomicCmpXchgForMSIntrin(*this, E, AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedCompareExchange_rel:
  return EmitAtomicCmpXchgForMSIntrin(*this, E, AtomicOrdering::Release);
case MSVCIntrin::_InterlockedCompareExchange_nf:
  return EmitAtomicCmpXchgForMSIntrin(*this, E, AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedCompareExchange128:
  return EmitAtomicCmpXchg128ForMSIntrin(
      *this, E, AtomicOrdering::SequentiallyConsistent);
case MSVCIntrin::_InterlockedCompareExchange128_acq:
  return EmitAtomicCmpXchg128ForMSIntrin(*this, E, AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedCompareExchange128_rel:
  return EmitAtomicCmpXchg128ForMSIntrin(*this, E, AtomicOrdering::Release);
case MSVCIntrin::_InterlockedCompareExchange128_nf:
  return EmitAtomicCmpXchg128ForMSIntrin(*this, E, AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedOr_acq:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Or, E,
                               AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedOr_rel:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Or, E,
                               AtomicOrdering::Release);
case MSVCIntrin::_InterlockedOr_nf:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Or, E,
                               AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedXor_acq:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xor, E,
                               AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedXor_rel:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xor, E,
                               AtomicOrdering::Release);
case MSVCIntrin::_InterlockedXor_nf:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xor, E,
                               AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedAnd_acq:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::And, E,
                               AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedAnd_rel:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::And, E,
                               AtomicOrdering::Release);
case MSVCIntrin::_InterlockedAnd_nf:
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::And, E,
                               AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedIncrement_acq:
  return EmitAtomicIncrementValue(*this, E, AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedIncrement_rel:
  return EmitAtomicIncrementValue(*this, E, AtomicOrdering::Release);
case MSVCIntrin::_InterlockedIncrement_nf:
  return EmitAtomicIncrementValue(*this, E, AtomicOrdering::Monotonic);
case MSVCIntrin::_InterlockedDecrement_acq:
  return EmitAtomicDecrementValue(*this, E, AtomicOrdering::Acquire);
case MSVCIntrin::_InterlockedDecrement_rel:
  return EmitAtomicDecrementValue(*this, E, AtomicOrdering::Release);
case MSVCIntrin::_InterlockedDecrement_nf:
  return EmitAtomicDecrementValue(*this, E, AtomicOrdering::Monotonic);

case MSVCIntrin::_InterlockedDecrement:
  return EmitAtomicDecrementValue(*this, E);
case MSVCIntrin::_InterlockedIncrement:
  return EmitAtomicIncrementValue(*this, E);

case MSVCIntrin::__fastfail: {
  // Request immediate process termination from the kernel. The instruction
  // sequences to do this are documented on MSDN:
  // https://msdn.microsoft.com/en-us/library/dn774154.aspx
  llvm::Triple::ArchType ISA = getTarget().getTriple().getArch();
  StringRef Asm, Constraints;
  switch (ISA) {
  default:
    ErrorUnsupported(E, "__fastfail call for this architecture");
    break;
  case llvm::Triple::x86:
  case llvm::Triple::x86_64:
    Asm = "int $$0x29";
    Constraints = "{cx}";
    break;
  case llvm::Triple::thumb:
    Asm = "udf #251";
    Constraints = "{r0}";
    break;
  case llvm::Triple::aarch64:
    Asm = "brk #0xF003";
    Constraints = "{w0}";
  }
  llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy, {Int32Ty}, false);
  llvm::InlineAsm *IA =
      llvm::InlineAsm::get(FTy, Asm, Constraints, /*hasSideEffects=*/true);
  llvm::AttributeList NoReturnAttr = llvm::AttributeList::get(
      getLLVMContext(), llvm::AttributeList::FunctionIndex,
      llvm::Attribute::NoReturn);
  llvm::CallInst *CI = Builder.CreateCall(IA, EmitScalarExpr(E->getArg(0)));
  CI->setAttributes(NoReturnAttr);
  return CI;
}
}
llvm_unreachable("Incorrect MSVC intrinsic!")__builtin_unreachable();
1651}

1653namespace {
1654// ARC cleanup for __builtin_os_log_format
1655struct CallObjCArcUse final : EHScopeStack::Cleanup {
CallObjCArcUse(llvm::Value *object) : object(object) {}
llvm::Value *object;

void Emit(CodeGenFunction &CGF, Flags flags) override {
  CGF.EmitARCIntrinsicUse(object);
}
1662};
1663}

1665Value *CodeGenFunction::EmitCheckedArgForBuiltin(const Expr *E,
                                               BuiltinCheckKind Kind) {
assert((Kind == BCK_CLZPassedZero || Kind == BCK_CTZPassedZero)((void)0)
        && "Unsupported builtin check kind")((void)0);

Value *ArgValue = EmitScalarExpr(E);
if (!SanOpts.has(SanitizerKind::Builtin) || !getTarget().isCLZForZeroUndef())
  return ArgValue;

SanitizerScope SanScope(this);
Value *Cond = Builder.CreateICmpNE(
    ArgValue, llvm::Constant::getNullValue(ArgValue->getType()));
EmitCheck(std::make_pair(Cond, SanitizerKind::Builtin),
          SanitizerHandler::InvalidBuiltin,
          {EmitCheckSourceLocation(E->getExprLoc()),
           llvm::ConstantInt::get(Builder.getInt8Ty(), Kind)},
          None);
return ArgValue;
1683}

1685/// Get the argument type for arguments to os_log_helper.
1686static CanQualType getOSLogArgType(ASTContext &C, int Size) {
QualType UnsignedTy = C.getIntTypeForBitwidth(Size * 8, /*Signed=*/false);
return C.getCanonicalType(UnsignedTy);
1689}

1691llvm::Function *CodeGenFunction::generateBuiltinOSLogHelperFunction(
  const analyze_os_log::OSLogBufferLayout &Layout,
  CharUnits BufferAlignment) {
ASTContext &Ctx = getContext();

llvm::SmallString<64> Name;
{
  raw_svector_ostream OS(Name);
  OS << "__os_log_helper";
  OS << "_" << BufferAlignment.getQuantity();
  OS << "_" << int(Layout.getSummaryByte());
  OS << "_" << int(Layout.getNumArgsByte());
  for (const auto &Item : Layout.Items)
    OS << "_" << int(Item.getSizeByte()) << "_"
       << int(Item.getDescriptorByte());
}

if (llvm::Function *F = CGM.getModule().getFunction(Name))
  return F;

llvm::SmallVector<QualType, 4> ArgTys;
FunctionArgList Args;
Args.push_back(ImplicitParamDecl::Create(
    Ctx, nullptr, SourceLocation(), &Ctx.Idents.get("buffer"), Ctx.VoidPtrTy,
    ImplicitParamDecl::Other));
ArgTys.emplace_back(Ctx.VoidPtrTy);

for (unsigned int I = 0, E = Layout.Items.size(); I < E; ++I) {
  char Size = Layout.Items[I].getSizeByte();
  if (!Size)
    continue;

  QualType ArgTy = getOSLogArgType(Ctx, Size);
  Args.push_back(ImplicitParamDecl::Create(
      Ctx, nullptr, SourceLocation(),
      &Ctx.Idents.get(std::string("arg") + llvm::to_string(I)), ArgTy,
      ImplicitParamDecl::Other));
  ArgTys.emplace_back(ArgTy);
}

QualType ReturnTy = Ctx.VoidTy;

// The helper function has linkonce_odr linkage to enable the linker to merge
// identical functions. To ensure the merging always happens, 'noinline' is
// attached to the function when compiling with -Oz.
const CGFunctionInfo &FI =
    CGM.getTypes().arrangeBuiltinFunctionDeclaration(ReturnTy, Args);
llvm::FunctionType *FuncTy = CGM.getTypes().GetFunctionType(FI);
llvm::Function *Fn = llvm::Function::Create(
    FuncTy, llvm::GlobalValue::LinkOnceODRLinkage, Name, &CGM.getModule());
Fn->setVisibility(llvm::GlobalValue::HiddenVisibility);
CGM.SetLLVMFunctionAttributes(GlobalDecl(), FI, Fn, /*IsThunk=*/false);
CGM.SetLLVMFunctionAttributesForDefinition(nullptr, Fn);
Fn->setDoesNotThrow();

// Attach 'noinline' at -Oz.
if (CGM.getCodeGenOpts().OptimizeSize == 2)
  Fn->addFnAttr(llvm::Attribute::NoInline);

auto NL = ApplyDebugLocation::CreateEmpty(*this);
StartFunction(GlobalDecl(), ReturnTy, Fn, FI, Args);

// Create a scope with an artificial location for the body of this function.
auto AL = ApplyDebugLocation::CreateArtificial(*this);

CharUnits Offset;
Address BufAddr(Builder.CreateLoad(GetAddrOfLocalVar(Args[0]), "buf"),
                BufferAlignment);
Builder.CreateStore(Builder.getInt8(Layout.getSummaryByte()),
                    Builder.CreateConstByteGEP(BufAddr, Offset++, "summary"));
Builder.CreateStore(Builder.getInt8(Layout.getNumArgsByte()),
                    Builder.CreateConstByteGEP(BufAddr, Offset++, "numArgs"));

unsigned I = 1;
for (const auto &Item : Layout.Items) {
  Builder.CreateStore(
      Builder.getInt8(Item.getDescriptorByte()),
      Builder.CreateConstByteGEP(BufAddr, Offset++, "argDescriptor"));
  Builder.CreateStore(
      Builder.getInt8(Item.getSizeByte()),
      Builder.CreateConstByteGEP(BufAddr, Offset++, "argSize"));

  CharUnits Size = Item.size();
  if (!Size.getQuantity())
    continue;

  Address Arg = GetAddrOfLocalVar(Args[I]);
  Address Addr = Builder.CreateConstByteGEP(BufAddr, Offset, "argData");
  Addr = Builder.CreateBitCast(Addr, Arg.getPointer()->getType(),
                               "argDataCast");
  Builder.CreateStore(Builder.CreateLoad(Arg), Addr);
  Offset += Size;
  ++I;
}

FinishFunction();

return Fn;
1789}

1791RValue CodeGenFunction::emitBuiltinOSLogFormat(const CallExpr &E) {
assert(E.getNumArgs() >= 2 &&((void)0)
       "__builtin_os_log_format takes at least 2 arguments")((void)0);
ASTContext &Ctx = getContext();
analyze_os_log::OSLogBufferLayout Layout;
analyze_os_log::computeOSLogBufferLayout(Ctx, &E, Layout);
Address BufAddr = EmitPointerWithAlignment(E.getArg(0));
llvm::SmallVector<llvm::Value *, 4> RetainableOperands;

// Ignore argument 1, the format string. It is not currently used.
CallArgList Args;
Args.add(RValue::get(BufAddr.getPointer()), Ctx.VoidPtrTy);

for (const auto &Item : Layout.Items) {
  int Size = Item.getSizeByte();
  if (!Size)
    continue;

  llvm::Value *ArgVal;

  if (Item.getKind() == analyze_os_log::OSLogBufferItem::MaskKind) {
    uint64_t Val = 0;
    for (unsigned I = 0, E = Item.getMaskType().size(); I < E; ++I)
      Val |= ((uint64_t)Item.getMaskType()[I]) << I * 8;
    ArgVal = llvm::Constant::getIntegerValue(Int64Ty, llvm::APInt(64, Val));
  } else if (const Expr *TheExpr = Item.getExpr()) {
    ArgVal = EmitScalarExpr(TheExpr, /*Ignore*/ false);

    // If a temporary object that requires destruction after the full
    // expression is passed, push a lifetime-extended cleanup to extend its
    // lifetime to the end of the enclosing block scope.
    auto LifetimeExtendObject = [&](const Expr *E) {
      E = E->IgnoreParenCasts();
      // Extend lifetimes of objects returned by function calls and message
      // sends.

      // FIXME: We should do this in other cases in which temporaries are
      //        created including arguments of non-ARC types (e.g., C++
      //        temporaries).
      if (isa<CallExpr>(E) || isa<ObjCMessageExpr>(E))
        return true;
      return false;
    };

    if (TheExpr->getType()->isObjCRetainableType() &&
        getLangOpts().ObjCAutoRefCount && LifetimeExtendObject(TheExpr)) {
      assert(getEvaluationKind(TheExpr->getType()) == TEK_Scalar &&((void)0)
             "Only scalar can be a ObjC retainable type")((void)0);
      if (!isa<Constant>(ArgVal)) {
        CleanupKind Cleanup = getARCCleanupKind();
        QualType Ty = TheExpr->getType();
        Address Alloca = Address::invalid();
        Address Addr = CreateMemTemp(Ty, "os.log.arg", &Alloca);
        ArgVal = EmitARCRetain(Ty, ArgVal);
        Builder.CreateStore(ArgVal, Addr);
        pushLifetimeExtendedDestroy(Cleanup, Alloca, Ty,
                                    CodeGenFunction::destroyARCStrongPrecise,
                                    Cleanup & EHCleanup);

        // Push a clang.arc.use call to ensure ARC optimizer knows that the
        // argument has to be alive.
        if (CGM.getCodeGenOpts().OptimizationLevel != 0)
          pushCleanupAfterFullExpr<CallObjCArcUse>(Cleanup, ArgVal);
      }
    }
  } else {
    ArgVal = Builder.getInt32(Item.getConstValue().getQuantity());
  }

  unsigned ArgValSize =
      CGM.getDataLayout().getTypeSizeInBits(ArgVal->getType());
  llvm::IntegerType *IntTy = llvm::Type::getIntNTy(getLLVMContext(),
                                                   ArgValSize);
  ArgVal = Builder.CreateBitOrPointerCast(ArgVal, IntTy);
  CanQualType ArgTy = getOSLogArgType(Ctx, Size);
  // If ArgVal has type x86_fp80, zero-extend ArgVal.
  ArgVal = Builder.CreateZExtOrBitCast(ArgVal, ConvertType(ArgTy));
  Args.add(RValue::get(ArgVal), ArgTy);
}

const CGFunctionInfo &FI =
    CGM.getTypes().arrangeBuiltinFunctionCall(Ctx.VoidTy, Args);
llvm::Function *F = CodeGenFunction(CGM).generateBuiltinOSLogHelperFunction(
    Layout, BufAddr.getAlignment());
EmitCall(FI, CGCallee::forDirect(F), ReturnValueSlot(), Args);
return RValue::get(BufAddr.getPointer());
1877}

1879static bool isSpecialUnsignedMultiplySignedResult(
  unsigned BuiltinID, WidthAndSignedness Op1Info, WidthAndSignedness Op2Info,
  WidthAndSignedness ResultInfo) {
return BuiltinID == Builtin::BI__builtin_mul_overflow &&
       Op1Info.Width == Op2Info.Width && Op2Info.Width == ResultInfo.Width &&
       !Op1Info.Signed && !Op2Info.Signed && ResultInfo.Signed;
1885}

1887static RValue EmitCheckedUnsignedMultiplySignedResult(
  CodeGenFunction &CGF, const clang::Expr *Op1, WidthAndSignedness Op1Info,
  const clang::Expr *Op2, WidthAndSignedness Op2Info,
  const clang::Expr *ResultArg, QualType ResultQTy,
  WidthAndSignedness ResultInfo) {
assert(isSpecialUnsignedMultiplySignedResult(((void)0)
           Builtin::BI__builtin_mul_overflow, Op1Info, Op2Info, ResultInfo) &&((void)0)
       "Cannot specialize this multiply")((void)0);

llvm::Value *V1 = CGF.EmitScalarExpr(Op1);
llvm::Value *V2 = CGF.EmitScalarExpr(Op2);

llvm::Value *HasOverflow;
llvm::Value *Result = EmitOverflowIntrinsic(
    CGF, llvm::Intrinsic::umul_with_overflow, V1, V2, HasOverflow);

// The intrinsic call will detect overflow when the value is > UINT_MAX,
// however, since the original builtin had a signed result, we need to report
// an overflow when the result is greater than INT_MAX.
auto IntMax = llvm::APInt::getSignedMaxValue(ResultInfo.Width);
llvm::Value *IntMaxValue = llvm::ConstantInt::get(Result->getType(), IntMax);

llvm::Value *IntMaxOverflow = CGF.Builder.CreateICmpUGT(Result, IntMaxValue);
HasOverflow = CGF.Builder.CreateOr(HasOverflow, IntMaxOverflow);

bool isVolatile =
    ResultArg->getType()->getPointeeType().isVolatileQualified();
Address ResultPtr = CGF.EmitPointerWithAlignment(ResultArg);
CGF.Builder.CreateStore(CGF.EmitToMemory(Result, ResultQTy), ResultPtr,
                        isVolatile);
return RValue::get(HasOverflow);
1918}

1920/// Determine if a binop is a checked mixed-sign multiply we can specialize.
1921static bool isSpecialMixedSignMultiply(unsigned BuiltinID,
                                     WidthAndSignedness Op1Info,
                                     WidthAndSignedness Op2Info,
                                     WidthAndSignedness ResultInfo) {
return BuiltinID == Builtin::BI__builtin_mul_overflow &&
       std::max(Op1Info.Width, Op2Info.Width) >= ResultInfo.Width &&
       Op1Info.Signed != Op2Info.Signed;
1928}

1930/// Emit a checked mixed-sign multiply. This is a cheaper specialization of
1931/// the generic checked-binop irgen.
1932static RValue
1933EmitCheckedMixedSignMultiply(CodeGenFunction &CGF, const clang::Expr *Op1,
                           WidthAndSignedness Op1Info, const clang::Expr *Op2,
                           WidthAndSignedness Op2Info,
                           const clang::Expr *ResultArg, QualType ResultQTy,
                           WidthAndSignedness ResultInfo) {
assert(isSpecialMixedSignMultiply(Builtin::BI__builtin_mul_overflow, Op1Info,((void)0)
                                  Op2Info, ResultInfo) &&((void)0)
       "Not a mixed-sign multipliction we can specialize")((void)0);

// Emit the signed and unsigned operands.
const clang::Expr *SignedOp = Op1Info.Signed ? Op1 : Op2;
const clang::Expr *UnsignedOp = Op1Info.Signed ? Op2 : Op1;
llvm::Value *Signed = CGF.EmitScalarExpr(SignedOp);
llvm::Value *Unsigned = CGF.EmitScalarExpr(UnsignedOp);
unsigned SignedOpWidth = Op1Info.Signed ? Op1Info.Width : Op2Info.Width;
unsigned UnsignedOpWidth = Op1Info.Signed ? Op2Info.Width : Op1Info.Width;

// One of the operands may be smaller than the other. If so, [s|z]ext it.
if (SignedOpWidth < UnsignedOpWidth)
  Signed = CGF.Builder.CreateSExt(Signed, Unsigned->getType(), "op.sext");
if (UnsignedOpWidth < SignedOpWidth)
  Unsigned = CGF.Builder.CreateZExt(Unsigned, Signed->getType(), "op.zext");

llvm::Type *OpTy = Signed->getType();
llvm::Value *Zero = llvm::Constant::getNullValue(OpTy);
Address ResultPtr = CGF.EmitPointerWithAlignment(ResultArg);
llvm::Type *ResTy = ResultPtr.getElementType();
unsigned OpWidth = std::max(Op1Info.Width, Op2Info.Width);

// Take the absolute value of the signed operand.
llvm::Value *IsNegative = CGF.Builder.CreateICmpSLT(Signed, Zero);
llvm::Value *AbsOfNegative = CGF.Builder.CreateSub(Zero, Signed);
llvm::Value *AbsSigned =
    CGF.Builder.CreateSelect(IsNegative, AbsOfNegative, Signed);

// Perform a checked unsigned multiplication.
llvm::Value *UnsignedOverflow;
llvm::Value *UnsignedResult =
    EmitOverflowIntrinsic(CGF, llvm::Intrinsic::umul_with_overflow, AbsSigned,
                          Unsigned, UnsignedOverflow);

llvm::Value *Overflow, *Result;
if (ResultInfo.Signed) {
  // Signed overflow occurs if the result is greater than INT_MAX or lesser
  // than INT_MIN, i.e when |Result| > (INT_MAX + IsNegative).
  auto IntMax =
      llvm::APInt::getSignedMaxValue(ResultInfo.Width).zextOrSelf(OpWidth);
  llvm::Value *MaxResult =
      CGF.Builder.CreateAdd(llvm::ConstantInt::get(OpTy, IntMax),
                            CGF.Builder.CreateZExt(IsNegative, OpTy));
  llvm::Value *SignedOverflow =
      CGF.Builder.CreateICmpUGT(UnsignedResult, MaxResult);
  Overflow = CGF.Builder.CreateOr(UnsignedOverflow, SignedOverflow);

  // Prepare the signed result (possibly by negating it).
  llvm::Value *NegativeResult = CGF.Builder.CreateNeg(UnsignedResult);
  llvm::Value *SignedResult =
      CGF.Builder.CreateSelect(IsNegative, NegativeResult, UnsignedResult);
  Result = CGF.Builder.CreateTrunc(SignedResult, ResTy);
} else {
  // Unsigned overflow occurs if the result is < 0 or greater than UINT_MAX.
  llvm::Value *Underflow = CGF.Builder.CreateAnd(
      IsNegative, CGF.Builder.CreateIsNotNull(UnsignedResult));
  Overflow = CGF.Builder.CreateOr(UnsignedOverflow, Underflow);
  if (ResultInfo.Width < OpWidth) {
    auto IntMax =
        llvm::APInt::getMaxValue(ResultInfo.Width).zext(OpWidth);
    llvm::Value *TruncOverflow = CGF.Builder.CreateICmpUGT(
        UnsignedResult, llvm::ConstantInt::get(OpTy, IntMax));
    Overflow = CGF.Builder.CreateOr(Overflow, TruncOverflow);
  }

  // Negate the product if it would be negative in infinite precision.
  Result = CGF.Builder.CreateSelect(
      IsNegative, CGF.Builder.CreateNeg(UnsignedResult), UnsignedResult);

  Result = CGF.Builder.CreateTrunc(Result, ResTy);
}
assert(Overflow && Result && "Missing overflow or result")((void)0);

bool isVolatile =
    ResultArg->getType()->getPointeeType().isVolatileQualified();
CGF.Builder.CreateStore(CGF.EmitToMemory(Result, ResultQTy), ResultPtr,
                        isVolatile);
return RValue::get(Overflow);
2018}

2020static llvm::Value *dumpRecord(CodeGenFunction &CGF, QualType RType,
                             Value *&RecordPtr, CharUnits Align,
                             llvm::FunctionCallee Func, int Lvl) {
ASTContext &Context = CGF.getContext();
RecordDecl *RD = RType->castAs<RecordType>()->getDecl()->getDefinition();
std::string Pad = std::string(Lvl * 4, ' ');

Value *GString =
    CGF.Builder.CreateGlobalStringPtr(RType.getAsString() + " {\n");
Value *Res = CGF.Builder.CreateCall(Func, {GString});

static llvm::DenseMap<QualType, const char *> Types;
if (Types.empty()) {
  Types[Context.CharTy] = "%c";
  Types[Context.BoolTy] = "%d";
  Types[Context.SignedCharTy] = "%hhd";
  Types[Context.UnsignedCharTy] = "%hhu";
  Types[Context.IntTy] = "%d";
  Types[Context.UnsignedIntTy] = "%u";
  Types[Context.LongTy] = "%ld";
  Types[Context.UnsignedLongTy] = "%lu";
  Types[Context.LongLongTy] = "%lld";
  Types[Context.UnsignedLongLongTy] = "%llu";
  Types[Context.ShortTy] = "%hd";
  Types[Context.UnsignedShortTy] = "%hu";
  Types[Context.VoidPtrTy] = "%p";
  Types[Context.FloatTy] = "%f";
  Types[Context.DoubleTy] = "%f";
  Types[Context.LongDoubleTy] = "%Lf";
  Types[Context.getPointerType(Context.CharTy)] = "%s";
  Types[Context.getPointerType(Context.getConstType(Context.CharTy))] = "%s";
}

for (const auto *FD : RD->fields()) {
  Value *FieldPtr = RecordPtr;
  if (RD->isUnion())
    FieldPtr = CGF.Builder.CreatePointerCast(
        FieldPtr, CGF.ConvertType(Context.getPointerType(FD->getType())));
  else
    FieldPtr = CGF.Builder.CreateStructGEP(CGF.ConvertType(RType), FieldPtr,
                                           FD->getFieldIndex());

  GString = CGF.Builder.CreateGlobalStringPtr(
      llvm::Twine(Pad)
          .concat(FD->getType().getAsString())
          .concat(llvm::Twine(' '))
          .concat(FD->getNameAsString())
          .concat(" : ")
          .str());
  Value *TmpRes = CGF.Builder.CreateCall(Func, {GString});
  Res = CGF.Builder.CreateAdd(Res, TmpRes);

  QualType CanonicalType =
      FD->getType().getUnqualifiedType().getCanonicalType();

  // We check whether we are in a recursive type
  if (CanonicalType->isRecordType()) {
    TmpRes = dumpRecord(CGF, CanonicalType, FieldPtr, Align, Func, Lvl + 1);
    Res = CGF.Builder.CreateAdd(TmpRes, Res);
    continue;
  }

  // We try to determine the best format to print the current field
  llvm::Twine Format = Types.find(CanonicalType) == Types.end()
                           ? Types[Context.VoidPtrTy]
                           : Types[CanonicalType];

  Address FieldAddress = Address(FieldPtr, Align);
  FieldPtr = CGF.Builder.CreateLoad(FieldAddress);

  // FIXME Need to handle bitfield here
  GString = CGF.Builder.CreateGlobalStringPtr(
      Format.concat(llvm::Twine('\n')).str());
  TmpRes = CGF.Builder.CreateCall(Func, {GString, FieldPtr});
  Res = CGF.Builder.CreateAdd(Res, TmpRes);
}

GString = CGF.Builder.CreateGlobalStringPtr(Pad + "}\n");
Value *TmpRes = CGF.Builder.CreateCall(Func, {GString});
Res = CGF.Builder.CreateAdd(Res, TmpRes);
return Res;
2101}

2103static bool
2104TypeRequiresBuiltinLaunderImp(const ASTContext &Ctx, QualType Ty,
                            llvm::SmallPtrSetImpl<const Decl *> &Seen) {
if (const auto *Arr = Ctx.getAsArrayType(Ty))
  Ty = Ctx.getBaseElementType(Arr);

const auto *Record = Ty->getAsCXXRecordDecl();
if (!Record)
  return false;

// We've already checked this type, or are in the process of checking it.
if (!Seen.insert(Record).second)
  return false;

assert(Record->hasDefinition() &&((void)0)
       "Incomplete types should already be diagnosed")((void)0);

if (Record->isDynamicClass())
  return true;

for (FieldDecl *F : Record->fields()) {
  if (TypeRequiresBuiltinLaunderImp(Ctx, F->getType(), Seen))
    return true;
}
return false;
2128}

2130/// Determine if the specified type requires laundering by checking if it is a
2131/// dynamic class type or contains a subobject which is a dynamic class type.
2132static bool TypeRequiresBuiltinLaunder(CodeGenModule &CGM, QualType Ty) {
if (!CGM.getCodeGenOpts().StrictVTablePointers)
  return false;
llvm::SmallPtrSet<const Decl *, 16> Seen;
return TypeRequiresBuiltinLaunderImp(CGM.getContext(), Ty, Seen);
2137}

2139RValue CodeGenFunction::emitRotate(const CallExpr *E, bool IsRotateRight) {
llvm::Value *Src = EmitScalarExpr(E->getArg(0));
llvm::Value *ShiftAmt = EmitScalarExpr(E->getArg(1));

// The builtin's shift arg may have a different type than the source arg and
// result, but the LLVM intrinsic uses the same type for all values.
llvm::Type *Ty = Src->getType();
ShiftAmt = Builder.CreateIntCast(ShiftAmt, Ty, false);

// Rotate is a special case of LLVM funnel shift - 1st 2 args are the same.
unsigned IID = IsRotateRight ? Intrinsic::fshr : Intrinsic::fshl;
Function *F = CGM.getIntrinsic(IID, Ty);
return RValue::get(Builder.CreateCall(F, { Src, Src, ShiftAmt }));
2152}

2154// Map math builtins for long-double to f128 version.
2155static unsigned mutateLongDoubleBuiltin(unsigned BuiltinID) {
switch (BuiltinID) {
2157#define MUTATE_LDBL(func) \
case Builtin::BI__builtin_##func##l: \
  return Builtin::BI__builtin_##func##f128;
MUTATE_LDBL(sqrt)
MUTATE_LDBL(cbrt)
MUTATE_LDBL(fabs)
MUTATE_LDBL(log)
MUTATE_LDBL(log2)
MUTATE_LDBL(log10)
MUTATE_LDBL(log1p)
MUTATE_LDBL(logb)
MUTATE_LDBL(exp)
MUTATE_LDBL(exp2)
MUTATE_LDBL(expm1)
MUTATE_LDBL(fdim)
MUTATE_LDBL(hypot)
MUTATE_LDBL(ilogb)
MUTATE_LDBL(pow)
MUTATE_LDBL(fmin)
MUTATE_LDBL(fmax)
MUTATE_LDBL(ceil)
MUTATE_LDBL(trunc)
MUTATE_LDBL(rint)
MUTATE_LDBL(nearbyint)
MUTATE_LDBL(round)
MUTATE_LDBL(floor)
MUTATE_LDBL(lround)
MUTATE_LDBL(llround)
MUTATE_LDBL(lrint)
MUTATE_LDBL(llrint)
MUTATE_LDBL(fmod)
MUTATE_LDBL(modf)
MUTATE_LDBL(nan)
MUTATE_LDBL(nans)
MUTATE_LDBL(inf)
MUTATE_LDBL(fma)
MUTATE_LDBL(sin)
MUTATE_LDBL(cos)
MUTATE_LDBL(tan)
MUTATE_LDBL(sinh)
MUTATE_LDBL(cosh)
MUTATE_LDBL(tanh)
MUTATE_LDBL(asin)
MUTATE_LDBL(acos)
MUTATE_LDBL(atan)
MUTATE_LDBL(asinh)
MUTATE_LDBL(acosh)
MUTATE_LDBL(atanh)
MUTATE_LDBL(atan2)
MUTATE_LDBL(erf)
MUTATE_LDBL(erfc)
MUTATE_LDBL(ldexp)
MUTATE_LDBL(frexp)
MUTATE_LDBL(huge_val)
MUTATE_LDBL(copysign)
MUTATE_LDBL(nextafter)
MUTATE_LDBL(nexttoward)
MUTATE_LDBL(remainder)
MUTATE_LDBL(remquo)
MUTATE_LDBL(scalbln)
MUTATE_LDBL(scalbn)
MUTATE_LDBL(tgamma)
MUTATE_LDBL(lgamma)
2220#undef MUTATE_LDBL
default:
  return BuiltinID;
}
2224}

2226RValue CodeGenFunction::EmitBuiltinExpr(const GlobalDecl GD, unsigned BuiltinID,
                                      const CallExpr *E,
                                      ReturnValueSlot ReturnValue) {
const FunctionDecl *FD = GD.getDecl()->getAsFunction();
// See if we can constant fold this builtin.  If so, don't emit it at all.
Expr::EvalResult Result;
if (E->EvaluateAsRValue(Result, CGM.getContext()) &&
    !Result.hasSideEffects()) {
  if (Result.Val.isInt())
    return RValue::get(llvm::ConstantInt::get(getLLVMContext(),
                                              Result.Val.getInt()));
  if (Result.Val.isFloat())
    return RValue::get(llvm::ConstantFP::get(getLLVMContext(),
                                             Result.Val.getFloat()));
}

// If current long-double semantics is IEEE 128-bit, replace math builtins
// of long-double with f128 equivalent.
// TODO: This mutation should also be applied to other targets other than PPC,
// after backend supports IEEE 128-bit style libcalls.
if (getTarget().getTriple().isPPC64() &&
    &getTarget().getLongDoubleFormat() == &llvm::APFloat::IEEEquad())
  BuiltinID = mutateLongDoubleBuiltin(BuiltinID);

// If the builtin has been declared explicitly with an assembler label,
// disable the specialized emitting below. Ideally we should communicate the
// rename in IR, or at least avoid generating the intrinsic calls that are
// likely to get lowered to the renamed library functions.
const unsigned BuiltinIDIfNoAsmLabel =
    FD->hasAttr<AsmLabelAttr>() ? 0 : BuiltinID;

// There are LLVM math intrinsics/instructions corresponding to math library
// functions except the LLVM op will never set errno while the math library
// might. Also, math builtins have the same semantics as their math library
// twins. Thus, we can transform math library and builtin calls to their
// LLVM counterparts if the call is marked 'const' (known to never set errno).
if (FD->hasAttr<ConstAttr>()) {
  switch (BuiltinIDIfNoAsmLabel) {
  case Builtin::BIceil:
  case Builtin::BIceilf:
  case Builtin::BIceill:
  case Builtin::BI__builtin_ceil:
  case Builtin::BI__builtin_ceilf:
  case Builtin::BI__builtin_ceilf16:
  case Builtin::BI__builtin_ceill:
  case Builtin::BI__builtin_ceilf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::ceil,
                                 Intrinsic::experimental_constrained_ceil));

  case Builtin::BIcopysign:
  case Builtin::BIcopysignf:
  case Builtin::BIcopysignl:
  case Builtin::BI__builtin_copysign:
  case Builtin::BI__builtin_copysignf:
  case Builtin::BI__builtin_copysignf16:
  case Builtin::BI__builtin_copysignl:
  case Builtin::BI__builtin_copysignf128:
    return RValue::get(emitBinaryBuiltin(*this, E, Intrinsic::copysign));

  case Builtin::BIcos:
  case Builtin::BIcosf:
  case Builtin::BIcosl:
  case Builtin::BI__builtin_cos:
  case Builtin::BI__builtin_cosf:
  case Builtin::BI__builtin_cosf16:
  case Builtin::BI__builtin_cosl:
  case Builtin::BI__builtin_cosf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::cos,
                                 Intrinsic::experimental_constrained_cos));

  case Builtin::BIexp:
  case Builtin::BIexpf:
  case Builtin::BIexpl:
  case Builtin::BI__builtin_exp:
  case Builtin::BI__builtin_expf:
  case Builtin::BI__builtin_expf16:
  case Builtin::BI__builtin_expl:
  case Builtin::BI__builtin_expf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::exp,
                                 Intrinsic::experimental_constrained_exp));

  case Builtin::BIexp2:
  case Builtin::BIexp2f:
  case Builtin::BIexp2l:
  case Builtin::BI__builtin_exp2:
  case Builtin::BI__builtin_exp2f:
  case Builtin::BI__builtin_exp2f16:
  case Builtin::BI__builtin_exp2l:
  case Builtin::BI__builtin_exp2f128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::exp2,
                                 Intrinsic::experimental_constrained_exp2));

  case Builtin::BIfabs:
  case Builtin::BIfabsf:
  case Builtin::BIfabsl:
  case Builtin::BI__builtin_fabs:
  case Builtin::BI__builtin_fabsf:
  case Builtin::BI__builtin_fabsf16:
  case Builtin::BI__builtin_fabsl:
  case Builtin::BI__builtin_fabsf128:
    return RValue::get(emitUnaryBuiltin(*this, E, Intrinsic::fabs));

  case Builtin::BIfloor:
  case Builtin::BIfloorf:
  case Builtin::BIfloorl:
  case Builtin::BI__builtin_floor:
  case Builtin::BI__builtin_floorf:
  case Builtin::BI__builtin_floorf16:
  case Builtin::BI__builtin_floorl:
  case Builtin::BI__builtin_floorf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::floor,
                                 Intrinsic::experimental_constrained_floor));

  case Builtin::BIfma:
  case Builtin::BIfmaf:
  case Builtin::BIfmal:
  case Builtin::BI__builtin_fma:
  case Builtin::BI__builtin_fmaf:
  case Builtin::BI__builtin_fmaf16:
  case Builtin::BI__builtin_fmal:
  case Builtin::BI__builtin_fmaf128:
    return RValue::get(emitTernaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::fma,
                                 Intrinsic::experimental_constrained_fma));

  case Builtin::BIfmax:
  case Builtin::BIfmaxf:
  case Builtin::BIfmaxl:
  case Builtin::BI__builtin_fmax:
  case Builtin::BI__builtin_fmaxf:
  case Builtin::BI__builtin_fmaxf16:
  case Builtin::BI__builtin_fmaxl:
  case Builtin::BI__builtin_fmaxf128:
    return RValue::get(emitBinaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::maxnum,
                                 Intrinsic::experimental_constrained_maxnum));

  case Builtin::BIfmin:
  case Builtin::BIfminf:
  case Builtin::BIfminl:
  case Builtin::BI__builtin_fmin:
  case Builtin::BI__builtin_fminf:
  case Builtin::BI__builtin_fminf16:
  case Builtin::BI__builtin_fminl:
  case Builtin::BI__builtin_fminf128:
    return RValue::get(emitBinaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::minnum,
                                 Intrinsic::experimental_constrained_minnum));

  // fmod() is a special-case. It maps to the frem instruction rather than an
  // LLVM intrinsic.
  case Builtin::BIfmod:
  case Builtin::BIfmodf:
  case Builtin::BIfmodl:
  case Builtin::BI__builtin_fmod:
  case Builtin::BI__builtin_fmodf:
  case Builtin::BI__builtin_fmodf16:
  case Builtin::BI__builtin_fmodl:
  case Builtin::BI__builtin_fmodf128: {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
    Value *Arg1 = EmitScalarExpr(E->getArg(0));
    Value *Arg2 = EmitScalarExpr(E->getArg(1));
    return RValue::get(Builder.CreateFRem(Arg1, Arg2, "fmod"));
  }

  case Builtin::BIlog:
  case Builtin::BIlogf:
  case Builtin::BIlogl:
  case Builtin::BI__builtin_log:
  case Builtin::BI__builtin_logf:
  case Builtin::BI__builtin_logf16:
  case Builtin::BI__builtin_logl:
  case Builtin::BI__builtin_logf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::log,
                                 Intrinsic::experimental_constrained_log));

  case Builtin::BIlog10:
  case Builtin::BIlog10f:
  case Builtin::BIlog10l:
  case Builtin::BI__builtin_log10:
  case Builtin::BI__builtin_log10f:
  case Builtin::BI__builtin_log10f16:
  case Builtin::BI__builtin_log10l:
  case Builtin::BI__builtin_log10f128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::log10,
                                 Intrinsic::experimental_constrained_log10));

  case Builtin::BIlog2:
  case Builtin::BIlog2f:
  case Builtin::BIlog2l:
  case Builtin::BI__builtin_log2:
  case Builtin::BI__builtin_log2f:
  case Builtin::BI__builtin_log2f16:
  case Builtin::BI__builtin_log2l:
  case Builtin::BI__builtin_log2f128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::log2,
                                 Intrinsic::experimental_constrained_log2));

  case Builtin::BInearbyint:
  case Builtin::BInearbyintf:
  case Builtin::BInearbyintl:
  case Builtin::BI__builtin_nearbyint:
  case Builtin::BI__builtin_nearbyintf:
  case Builtin::BI__builtin_nearbyintl:
  case Builtin::BI__builtin_nearbyintf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                              Intrinsic::nearbyint,
                              Intrinsic::experimental_constrained_nearbyint));

  case Builtin::BIpow:
  case Builtin::BIpowf:
  case Builtin::BIpowl:
  case Builtin::BI__builtin_pow:
  case Builtin::BI__builtin_powf:
  case Builtin::BI__builtin_powf16:
  case Builtin::BI__builtin_powl:
  case Builtin::BI__builtin_powf128:
    return RValue::get(emitBinaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::pow,
                                 Intrinsic::experimental_constrained_pow));

  case Builtin::BIrint:
  case Builtin::BIrintf:
  case Builtin::BIrintl:
  case Builtin::BI__builtin_rint:
  case Builtin::BI__builtin_rintf:
  case Builtin::BI__builtin_rintf16:
  case Builtin::BI__builtin_rintl:
  case Builtin::BI__builtin_rintf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::rint,
                                 Intrinsic::experimental_constrained_rint));

  case Builtin::BIround:
  case Builtin::BIroundf:
  case Builtin::BIroundl:
  case Builtin::BI__builtin_round:
  case Builtin::BI__builtin_roundf:
  case Builtin::BI__builtin_roundf16:
  case Builtin::BI__builtin_roundl:
  case Builtin::BI__builtin_roundf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::round,
                                 Intrinsic::experimental_constrained_round));

  case Builtin::BIsin:
  case Builtin::BIsinf:
  case Builtin::BIsinl:
  case Builtin::BI__builtin_sin:
  case Builtin::BI__builtin_sinf:
  case Builtin::BI__builtin_sinf16:
  case Builtin::BI__builtin_sinl:
  case Builtin::BI__builtin_sinf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::sin,
                                 Intrinsic::experimental_constrained_sin));

  case Builtin::BIsqrt:
  case Builtin::BIsqrtf:
  case Builtin::BIsqrtl:
  case Builtin::BI__builtin_sqrt:
  case Builtin::BI__builtin_sqrtf:
  case Builtin::BI__builtin_sqrtf16:
  case Builtin::BI__builtin_sqrtl:
  case Builtin::BI__builtin_sqrtf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::sqrt,
                                 Intrinsic::experimental_constrained_sqrt));

  case Builtin::BItrunc:
  case Builtin::BItruncf:
  case Builtin::BItruncl:
  case Builtin::BI__builtin_trunc:
  case Builtin::BI__builtin_truncf:
  case Builtin::BI__builtin_truncf16:
  case Builtin::BI__builtin_truncl:
  case Builtin::BI__builtin_truncf128:
    return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(*this, E,
                                 Intrinsic::trunc,
                                 Intrinsic::experimental_constrained_trunc));

  case Builtin::BIlround:
  case Builtin::BIlroundf:
  case Builtin::BIlroundl:
  case Builtin::BI__builtin_lround:
  case Builtin::BI__builtin_lroundf:
  case Builtin::BI__builtin_lroundl:
  case Builtin::BI__builtin_lroundf128:
    return RValue::get(emitMaybeConstrainedFPToIntRoundBuiltin(
        *this, E, Intrinsic::lround,
        Intrinsic::experimental_constrained_lround));

  case Builtin::BIllround:
  case Builtin::BIllroundf:
  case Builtin::BIllroundl:
  case Builtin::BI__builtin_llround:
  case Builtin::BI__builtin_llroundf:
  case Builtin::BI__builtin_llroundl:
  case Builtin::BI__builtin_llroundf128:
    return RValue::get(emitMaybeConstrainedFPToIntRoundBuiltin(
        *this, E, Intrinsic::llround,
        Intrinsic::experimental_constrained_llround));

  case Builtin::BIlrint:
  case Builtin::BIlrintf:
  case Builtin::BIlrintl:
  case Builtin::BI__builtin_lrint:
  case Builtin::BI__builtin_lrintf:
  case Builtin::BI__builtin_lrintl:
  case Builtin::BI__builtin_lrintf128:
    return RValue::get(emitMaybeConstrainedFPToIntRoundBuiltin(
        *this, E, Intrinsic::lrint,
        Intrinsic::experimental_constrained_lrint));

  case Builtin::BIllrint:
  case Builtin::BIllrintf:
  case Builtin::BIllrintl:
  case Builtin::BI__builtin_llrint:
  case Builtin::BI__builtin_llrintf:
  case Builtin::BI__builtin_llrintl:
  case Builtin::BI__builtin_llrintf128:
    return RValue::get(emitMaybeConstrainedFPToIntRoundBuiltin(
        *this, E, Intrinsic::llrint,
        Intrinsic::experimental_constrained_llrint));

  default:
    break;
  }
}

switch (BuiltinIDIfNoAsmLabel) {
default: break;
case Builtin::BI__builtin___CFStringMakeConstantString:
case Builtin::BI__builtin___NSStringMakeConstantString:
  return RValue::get(ConstantEmitter(*this).emitAbstract(E, E->getType()));
case Builtin::BI__builtin_stdarg_start:
case Builtin::BI__builtin_va_start:
case Builtin::BI__va_start:
case Builtin::BI__builtin_va_end:
  return RValue::get(
      EmitVAStartEnd(BuiltinID == Builtin::BI__va_start
                         ? EmitScalarExpr(E->getArg(0))
                         : EmitVAListRef(E->getArg(0)).getPointer(),
                     BuiltinID != Builtin::BI__builtin_va_end));
case Builtin::BI__builtin_va_copy: {
  Value *DstPtr = EmitVAListRef(E->getArg(0)).getPointer();
  Value *SrcPtr = EmitVAListRef(E->getArg(1)).getPointer();

  llvm::Type *Type = Int8PtrTy;

  DstPtr = Builder.CreateBitCast(DstPtr, Type);
  SrcPtr = Builder.CreateBitCast(SrcPtr, Type);
  return RValue::get(Builder.CreateCall(CGM.getIntrinsic(Intrinsic::vacopy),
                                        {DstPtr, SrcPtr}));
}
case Builtin::BI__builtin_abs:
case Builtin::BI__builtin_labs:
case Builtin::BI__builtin_llabs: {
  // X < 0 ? -X : X
  // The negation has 'nsw' because abs of INT_MIN is undefined.
  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  Value *NegOp = Builder.CreateNSWNeg(ArgValue, "neg");
  Constant *Zero = llvm::Constant::getNullValue(ArgValue->getType());
  Value *CmpResult = Builder.CreateICmpSLT(ArgValue, Zero, "abscond");
  Value *Result = Builder.CreateSelect(CmpResult, NegOp, ArgValue, "abs");
  return RValue::get(Result);
}
case Builtin::BI__builtin_complex: {
  Value *Real = EmitScalarExpr(E->getArg(0));
  Value *Imag = EmitScalarExpr(E->getArg(1));
  return RValue::getComplex({Real, Imag});
}
case Builtin::BI__builtin_conj:
case Builtin::BI__builtin_conjf:
case Builtin::BI__builtin_conjl:
case Builtin::BIconj:
case Builtin::BIconjf:
case Builtin::BIconjl: {
  ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
  Value *Real = ComplexVal.first;
  Value *Imag = ComplexVal.second;
  Imag = Builder.CreateFNeg(Imag, "neg");
  return RValue::getComplex(std::make_pair(Real, Imag));
}
case Builtin::BI__builtin_creal:
case Builtin::BI__builtin_crealf:
case Builtin::BI__builtin_creall:
case Builtin::BIcreal:
case Builtin::BIcrealf:
case Builtin::BIcreall: {
  ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
  return RValue::get(ComplexVal.first);
}

case Builtin::BI__builtin_dump_struct: {
  llvm::Type *LLVMIntTy = getTypes().ConvertType(getContext().IntTy);
  llvm::FunctionType *LLVMFuncType = llvm::FunctionType::get(
      LLVMIntTy, {llvm::Type::getInt8PtrTy(getLLVMContext())}, true);

  Value *Func = EmitScalarExpr(E->getArg(1)->IgnoreImpCasts());
  CharUnits Arg0Align = EmitPointerWithAlignment(E->getArg(0)).getAlignment();

  const Expr *Arg0 = E->getArg(0)->IgnoreImpCasts();
  QualType Arg0Type = Arg0->getType()->getPointeeType();

  Value *RecordPtr = EmitScalarExpr(Arg0);
  Value *Res = dumpRecord(*this, Arg0Type, RecordPtr, Arg0Align,
                          {LLVMFuncType, Func}, 0);
  return RValue::get(Res);
}

case Builtin::BI__builtin_preserve_access_index: {
  // Only enabled preserved access index region when debuginfo
  // is available as debuginfo is needed to preserve user-level
  // access pattern.
  if (!getDebugInfo()) {
    CGM.Error(E->getExprLoc(), "using builtin_preserve_access_index() without -g");
    return RValue::get(EmitScalarExpr(E->getArg(0)));
  }

  // Nested builtin_preserve_access_index() not supported
  if (IsInPreservedAIRegion) {
    CGM.Error(E->getExprLoc(), "nested builtin_preserve_access_index() not supported");
    return RValue::get(EmitScalarExpr(E->getArg(0)));
  }

  IsInPreservedAIRegion = true;
  Value *Res = EmitScalarExpr(E->getArg(0));
  IsInPreservedAIRegion = false;
  return RValue::get(Res);
}

case Builtin::BI__builtin_cimag:
case Builtin::BI__builtin_cimagf:
case Builtin::BI__builtin_cimagl:
case Builtin::BIcimag:
case Builtin::BIcimagf:
case Builtin::BIcimagl: {
  ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
  return RValue::get(ComplexVal.second);
}

case Builtin::BI__builtin_clrsb:
case Builtin::BI__builtin_clrsbl:
case Builtin::BI__builtin_clrsbll: {
  // clrsb(x) -> clz(x < 0 ? ~x : x) - 1 or
  Value *ArgValue = EmitScalarExpr(E->getArg(0));

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Zero = llvm::Constant::getNullValue(ArgType);
  Value *IsNeg = Builder.CreateICmpSLT(ArgValue, Zero, "isneg");
  Value *Inverse = Builder.CreateNot(ArgValue, "not");
  Value *Tmp = Builder.CreateSelect(IsNeg, Inverse, ArgValue);
  Value *Ctlz = Builder.CreateCall(F, {Tmp, Builder.getFalse()});
  Value *Result = Builder.CreateSub(Ctlz, llvm::ConstantInt::get(ArgType, 1));
  Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                 "cast");
  return RValue::get(Result);
}
case Builtin::BI__builtin_ctzs:
case Builtin::BI__builtin_ctz:
case Builtin::BI__builtin_ctzl:
case Builtin::BI__builtin_ctzll: {
  Value *ArgValue = EmitCheckedArgForBuiltin(E->getArg(0), BCK_CTZPassedZero);

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *ZeroUndef = Builder.getInt1(getTarget().isCLZForZeroUndef());
  Value *Result = Builder.CreateCall(F, {ArgValue, ZeroUndef});
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__builtin_clzs:
case Builtin::BI__builtin_clz:
case Builtin::BI__builtin_clzl:
case Builtin::BI__builtin_clzll: {
  Value *ArgValue = EmitCheckedArgForBuiltin(E->getArg(0), BCK_CLZPassedZero);

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *ZeroUndef = Builder.getInt1(getTarget().isCLZForZeroUndef());
  Value *Result = Builder.CreateCall(F, {ArgValue, ZeroUndef});
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__builtin_ffs:
case Builtin::BI__builtin_ffsl:
case Builtin::BI__builtin_ffsll: {
  // ffs(x) -> x ? cttz(x) + 1 : 0
  Value *ArgValue = EmitScalarExpr(E->getArg(0));

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::cttz, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Tmp =
      Builder.CreateAdd(Builder.CreateCall(F, {ArgValue, Builder.getTrue()}),
                        llvm::ConstantInt::get(ArgType, 1));
  Value *Zero = llvm::Constant::getNullValue(ArgType);
  Value *IsZero = Builder.CreateICmpEQ(ArgValue, Zero, "iszero");
  Value *Result = Builder.CreateSelect(IsZero, Zero, Tmp, "ffs");
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__builtin_parity:
case Builtin::BI__builtin_parityl:
case Builtin::BI__builtin_parityll: {
  // parity(x) -> ctpop(x) & 1
  Value *ArgValue = EmitScalarExpr(E->getArg(0));

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Tmp = Builder.CreateCall(F, ArgValue);
  Value *Result = Builder.CreateAnd(Tmp, llvm::ConstantInt::get(ArgType, 1));
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__lzcnt16:
case Builtin::BI__lzcnt:
case Builtin::BI__lzcnt64: {
  Value *ArgValue = EmitScalarExpr(E->getArg(0));

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Result = Builder.CreateCall(F, {ArgValue, Builder.getFalse()});
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__popcnt16:
case Builtin::BI__popcnt:
case Builtin::BI__popcnt64:
case Builtin::BI__builtin_popcount:
case Builtin::BI__builtin_popcountl:
case Builtin::BI__builtin_popcountll: {
  Value *ArgValue = EmitScalarExpr(E->getArg(0));

  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Result = Builder.CreateCall(F, ArgValue);
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}
case Builtin::BI__builtin_unpredictable: {
  // Always return the argument of __builtin_unpredictable. LLVM does not
  // handle this builtin. Metadata for this builtin should be added directly
  // to instructions such as branches or switches that use it.
  return RValue::get(EmitScalarExpr(E->getArg(0)));
}
case Builtin::BI__builtin_expect: {
  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  llvm::Type *ArgType = ArgValue->getType();

  Value *ExpectedValue = EmitScalarExpr(E->getArg(1));
  // Don't generate llvm.expect on -O0 as the backend won't use it for
  // anything.
  // Note, we still IRGen ExpectedValue because it could have side-effects.
  if (CGM.getCodeGenOpts().OptimizationLevel == 0)
    return RValue::get(ArgValue);

  Function *FnExpect = CGM.getIntrinsic(Intrinsic::expect, ArgType);
  Value *Result =
      Builder.CreateCall(FnExpect, {ArgValue, ExpectedValue}, "expval");
  return RValue::get(Result);
}
case Builtin::BI__builtin_expect_with_probability: {
  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  llvm::Type *ArgType = ArgValue->getType();

  Value *ExpectedValue = EmitScalarExpr(E->getArg(1));
  llvm::APFloat Probability(0.0);
  const Expr *ProbArg = E->getArg(2);
  bool EvalSucceed = ProbArg->EvaluateAsFloat(Probability, CGM.getContext());
  assert(EvalSucceed && "probability should be able to evaluate as float")((void)0);
  (void)EvalSucceed;
  bool LoseInfo = false;
  Probability.convert(llvm::APFloat::IEEEdouble(),
                      llvm::RoundingMode::Dynamic, &LoseInfo);
  llvm::Type *Ty = ConvertType(ProbArg->getType());
  Constant *Confidence = ConstantFP::get(Ty, Probability);
  // Don't generate llvm.expect.with.probability on -O0 as the backend
  // won't use it for anything.
  // Note, we still IRGen ExpectedValue because it could have side-effects.
  if (CGM.getCodeGenOpts().OptimizationLevel == 0)
    return RValue::get(ArgValue);

  Function *FnExpect =
      CGM.getIntrinsic(Intrinsic::expect_with_probability, ArgType);
  Value *Result = Builder.CreateCall(
      FnExpect, {ArgValue, ExpectedValue, Confidence}, "expval");
  return RValue::get(Result);
}
case Builtin::BI__builtin_assume_aligned: {
  const Expr *Ptr = E->getArg(0);
  Value *PtrValue = EmitScalarExpr(Ptr);
  Value *OffsetValue =
    (E->getNumArgs() > 2) ? EmitScalarExpr(E->getArg(2)) : nullptr;

  Value *AlignmentValue = EmitScalarExpr(E->getArg(1));
  ConstantInt *AlignmentCI = cast<ConstantInt>(AlignmentValue);
  if (AlignmentCI->getValue().ugt(llvm::Value::MaximumAlignment))
    AlignmentCI = ConstantInt::get(AlignmentCI->getType(),
                                   llvm::Value::MaximumAlignment);

  emitAlignmentAssumption(PtrValue, Ptr,
                          /*The expr loc is sufficient.*/ SourceLocation(),
                          AlignmentCI, OffsetValue);
  return RValue::get(PtrValue);
}
case Builtin::BI__assume:
case Builtin::BI__builtin_assume: {
  if (E->getArg(0)->HasSideEffects(getContext()))
    return RValue::get(nullptr);

  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  Function *FnAssume = CGM.getIntrinsic(Intrinsic::assume);
  return RValue::get(Builder.CreateCall(FnAssume, ArgValue));
}
case Builtin::BI__arithmetic_fence: {
  // Create the builtin call if FastMath is selected, and the target
  // supports the builtin, otherwise just return the argument.
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  llvm::FastMathFlags FMF = Builder.getFastMathFlags();
  bool isArithmeticFenceEnabled =
      FMF.allowReassoc() &&
      getContext().getTargetInfo().checkArithmeticFenceSupported();
  QualType ArgType = E->getArg(0)->getType();
  if (ArgType->isComplexType()) {
    if (isArithmeticFenceEnabled) {
      QualType ElementType = ArgType->castAs<ComplexType>()->getElementType();
      ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
      Value *Real = Builder.CreateArithmeticFence(ComplexVal.first,
                                                  ConvertType(ElementType));
      Value *Imag = Builder.CreateArithmeticFence(ComplexVal.second,
                                                  ConvertType(ElementType));
      return RValue::getComplex(std::make_pair(Real, Imag));
    }
    ComplexPairTy ComplexVal = EmitComplexExpr(E->getArg(0));
    Value *Real = ComplexVal.first;
    Value *Imag = ComplexVal.second;
    return RValue::getComplex(std::make_pair(Real, Imag));
  }
  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  if (isArithmeticFenceEnabled)
    return RValue::get(
        Builder.CreateArithmeticFence(ArgValue, ConvertType(ArgType)));
  return RValue::get(ArgValue);
}
case Builtin::BI__builtin_bswap16:
case Builtin::BI__builtin_bswap32:
case Builtin::BI__builtin_bswap64: {
  return RValue::get(emitUnaryBuiltin(*this, E, Intrinsic::bswap));
}
case Builtin::BI__builtin_bitreverse8:
case Builtin::BI__builtin_bitreverse16:
case Builtin::BI__builtin_bitreverse32:
case Builtin::BI__builtin_bitreverse64: {
  return RValue::get(emitUnaryBuiltin(*this, E, Intrinsic::bitreverse));
}
case Builtin::BI__builtin_rotateleft8:
case Builtin::BI__builtin_rotateleft16:
case Builtin::BI__builtin_rotateleft32:
case Builtin::BI__builtin_rotateleft64:
case Builtin::BI_rotl8: // Microsoft variants of rotate left
case Builtin::BI_rotl16:
case Builtin::BI_rotl:
case Builtin::BI_lrotl:
case Builtin::BI_rotl64:
  return emitRotate(E, false);

case Builtin::BI__builtin_rotateright8:
case Builtin::BI__builtin_rotateright16:
case Builtin::BI__builtin_rotateright32:
case Builtin::BI__builtin_rotateright64:
case Builtin::BI_rotr8: // Microsoft variants of rotate right
case Builtin::BI_rotr16:
case Builtin::BI_rotr:
case Builtin::BI_lrotr:
case Builtin::BI_rotr64:
  return emitRotate(E, true);

case Builtin::BI__builtin_constant_p: {
  llvm::Type *ResultType = ConvertType(E->getType());

  const Expr *Arg = E->getArg(0);
  QualType ArgType = Arg->getType();
  // FIXME: The allowance for Obj-C pointers and block pointers is historical
  // and likely a mistake.
  if (!ArgType->isIntegralOrEnumerationType() && !ArgType->isFloatingType() &&
      !ArgType->isObjCObjectPointerType() && !ArgType->isBlockPointerType())
    // Per the GCC documentation, only numeric constants are recognized after
    // inlining.
    return RValue::get(ConstantInt::get(ResultType, 0));

  if (Arg->HasSideEffects(getContext()))
    // The argument is unevaluated, so be conservative if it might have
    // side-effects.
    return RValue::get(ConstantInt::get(ResultType, 0));

  Value *ArgValue = EmitScalarExpr(Arg);
  if (ArgType->isObjCObjectPointerType()) {
    // Convert Objective-C objects to id because we cannot distinguish between
    // LLVM types for Obj-C classes as they are opaque.
    ArgType = CGM.getContext().getObjCIdType();
    ArgValue = Builder.CreateBitCast(ArgValue, ConvertType(ArgType));
  }
  Function *F =
      CGM.getIntrinsic(Intrinsic::is_constant, ConvertType(ArgType));
  Value *Result = Builder.CreateCall(F, ArgValue);
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/false);
  return RValue::get(Result);
}
case Builtin::BI__builtin_dynamic_object_size:
case Builtin::BI__builtin_object_size: {
  unsigned Type =
      E->getArg(1)->EvaluateKnownConstInt(getContext()).getZExtValue();
  auto *ResType = cast<llvm::IntegerType>(ConvertType(E->getType()));

  // We pass this builtin onto the optimizer so that it can figure out the
  // object size in more complex cases.
  bool IsDynamic = BuiltinID == Builtin::BI__builtin_dynamic_object_size;
  return RValue::get(emitBuiltinObjectSize(E->getArg(0), Type, ResType,
                                           /*EmittedE=*/nullptr, IsDynamic));
}
case Builtin::BI__builtin_prefetch: {
  Value *Locality, *RW, *Address = EmitScalarExpr(E->getArg(0));
  // FIXME: Technically these constants should of type 'int', yes?
  RW = (E->getNumArgs() > 1) ? EmitScalarExpr(E->getArg(1)) :
    llvm::ConstantInt::get(Int32Ty, 0);
  Locality = (E->getNumArgs() > 2) ? EmitScalarExpr(E->getArg(2)) :
    llvm::ConstantInt::get(Int32Ty, 3);
  Value *Data = llvm::ConstantInt::get(Int32Ty, 1);
  Function *F = CGM.getIntrinsic(Intrinsic::prefetch, Address->getType());
  return RValue::get(Builder.CreateCall(F, {Address, RW, Locality, Data}));
}
case Builtin::BI__builtin_readcyclecounter: {
  Function *F = CGM.getIntrinsic(Intrinsic::readcyclecounter);
  return RValue::get(Builder.CreateCall(F));
}
case Builtin::BI__builtin___clear_cache: {
  Value *Begin = EmitScalarExpr(E->getArg(0));
  Value *End = EmitScalarExpr(E->getArg(1));
  Function *F = CGM.getIntrinsic(Intrinsic::clear_cache);
  return RValue::get(Builder.CreateCall(F, {Begin, End}));
}
case Builtin::BI__builtin_trap:
  return RValue::get(EmitTrapCall(Intrinsic::trap));
case Builtin::BI__debugbreak:
  return RValue::get(EmitTrapCall(Intrinsic::debugtrap));
case Builtin::BI__builtin_unreachable: {
  EmitUnreachable(E->getExprLoc());

  // We do need to preserve an insertion point.
  EmitBlock(createBasicBlock("unreachable.cont"));

  return RValue::get(nullptr);
}

case Builtin::BI__builtin_powi:
case Builtin::BI__builtin_powif:
case Builtin::BI__builtin_powil: {
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));

  if (Builder.getIsFPConstrained()) {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_powi,
                                   Src0->getType());
    return RValue::get(Builder.CreateConstrainedFPCall(F, { Src0, Src1 }));
  }

  Function *F = CGM.getIntrinsic(Intrinsic::powi,
                                 { Src0->getType(), Src1->getType() });
  return RValue::get(Builder.CreateCall(F, { Src0, Src1 }));
}
case Builtin::BI__builtin_isgreater:
case Builtin::BI__builtin_isgreaterequal:
case Builtin::BI__builtin_isless:
case Builtin::BI__builtin_islessequal:
case Builtin::BI__builtin_islessgreater:
case Builtin::BI__builtin_isunordered: {
  // Ordered comparisons: we know the arguments to these are matching scalar
  // floating point values.
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  // FIXME: for strictfp/IEEE-754 we need to not trap on SNaN here.
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));

  switch (BuiltinID) {
  default: llvm_unreachable("Unknown ordered comparison")__builtin_unreachable();
  case Builtin::BI__builtin_isgreater:
    LHS = Builder.CreateFCmpOGT(LHS, RHS, "cmp");
    break;
  case Builtin::BI__builtin_isgreaterequal:
    LHS = Builder.CreateFCmpOGE(LHS, RHS, "cmp");
    break;
  case Builtin::BI__builtin_isless:
    LHS = Builder.CreateFCmpOLT(LHS, RHS, "cmp");
    break;
  case Builtin::BI__builtin_islessequal:
    LHS = Builder.CreateFCmpOLE(LHS, RHS, "cmp");
    break;
  case Builtin::BI__builtin_islessgreater:
    LHS = Builder.CreateFCmpONE(LHS, RHS, "cmp");
    break;
  case Builtin::BI__builtin_isunordered:
    LHS = Builder.CreateFCmpUNO(LHS, RHS, "cmp");
    break;
  }
  // ZExt bool to int type.
  return RValue::get(Builder.CreateZExt(LHS, ConvertType(E->getType())));
}
case Builtin::BI__builtin_isnan: {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  Value *V = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = V->getType();
  const llvm::fltSemantics &Semantics = Ty->getFltSemantics();
  if (!Builder.getIsFPConstrained() ||
      Builder.getDefaultConstrainedExcept() == fp::ebIgnore ||
      !Ty->isIEEE()) {
    V = Builder.CreateFCmpUNO(V, V, "cmp");
    return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
  }

  if (Value *Result = getTargetHooks().testFPKind(V, BuiltinID, Builder, CGM))
    return RValue::get(Result);

  // NaN has all exp bits set and a non zero significand. Therefore:
  // isnan(V) == ((exp mask - (abs(V) & exp mask)) < 0)
  unsigned bitsize = Ty->getScalarSizeInBits();
  llvm::IntegerType *IntTy = Builder.getIntNTy(bitsize);
  Value *IntV = Builder.CreateBitCast(V, IntTy);
  APInt AndMask = APInt::getSignedMaxValue(bitsize);
  Value *AbsV =
      Builder.CreateAnd(IntV, llvm::ConstantInt::get(IntTy, AndMask));
  APInt ExpMask = APFloat::getInf(Semantics).bitcastToAPInt();
  Value *Sub =
      Builder.CreateSub(llvm::ConstantInt::get(IntTy, ExpMask), AbsV);
  // V = sign bit (Sub) <=> V = (Sub < 0)
  V = Builder.CreateLShr(Sub, llvm::ConstantInt::get(IntTy, bitsize - 1));
  if (bitsize > 32)
    V = Builder.CreateTrunc(V, ConvertType(E->getType()));
  return RValue::get(V);
}

case Builtin::BI__builtin_matrix_transpose: {
  const auto *MatrixTy = E->getArg(0)->getType()->getAs<ConstantMatrixType>();
  Value *MatValue = EmitScalarExpr(E->getArg(0));
  MatrixBuilder<CGBuilderTy> MB(Builder);
  Value *Result = MB.CreateMatrixTranspose(MatValue, MatrixTy->getNumRows(),
                                           MatrixTy->getNumColumns());
  return RValue::get(Result);
}

case Builtin::BI__builtin_matrix_column_major_load: {
  MatrixBuilder<CGBuilderTy> MB(Builder);
  // Emit everything that isn't dependent on the first parameter type
  Value *Stride = EmitScalarExpr(E->getArg(3));
  const auto *ResultTy = E->getType()->getAs<ConstantMatrixType>();
  auto *PtrTy = E->getArg(0)->getType()->getAs<PointerType>();
  assert(PtrTy && "arg0 must be of pointer type")((void)0);
  bool IsVolatile = PtrTy->getPointeeType().isVolatileQualified();

  Address Src = EmitPointerWithAlignment(E->getArg(0));
  EmitNonNullArgCheck(RValue::get(Src.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  Value *Result = MB.CreateColumnMajorLoad(
      Src.getPointer(), Align(Src.getAlignment().getQuantity()), Stride,
      IsVolatile, ResultTy->getNumRows(), ResultTy->getNumColumns(),
      "matrix");
  return RValue::get(Result);
}

case Builtin::BI__builtin_matrix_column_major_store: {
  MatrixBuilder<CGBuilderTy> MB(Builder);
  Value *Matrix = EmitScalarExpr(E->getArg(0));
  Address Dst = EmitPointerWithAlignment(E->getArg(1));
  Value *Stride = EmitScalarExpr(E->getArg(2));

  const auto *MatrixTy = E->getArg(0)->getType()->getAs<ConstantMatrixType>();
  auto *PtrTy = E->getArg(1)->getType()->getAs<PointerType>();
  assert(PtrTy && "arg1 must be of pointer type")((void)0);
  bool IsVolatile = PtrTy->getPointeeType().isVolatileQualified();

  EmitNonNullArgCheck(RValue::get(Dst.getPointer()), E->getArg(1)->getType(),
                      E->getArg(1)->getExprLoc(), FD, 0);
  Value *Result = MB.CreateColumnMajorStore(
      Matrix, Dst.getPointer(), Align(Dst.getAlignment().getQuantity()),
      Stride, IsVolatile, MatrixTy->getNumRows(), MatrixTy->getNumColumns());
  return RValue::get(Result);
}

case Builtin::BIfinite:
case Builtin::BI__finite:
case Builtin::BIfinitef:
case Builtin::BI__finitef:
case Builtin::BIfinitel:
case Builtin::BI__finitel:
case Builtin::BI__builtin_isinf:
case Builtin::BI__builtin_isfinite: {
  // isinf(x)    --> fabs(x) == infinity
  // isfinite(x) --> fabs(x) != infinity
  // x != NaN via the ordered compare in either case.
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  Value *V = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = V->getType();
  if (!Builder.getIsFPConstrained() ||
      Builder.getDefaultConstrainedExcept() == fp::ebIgnore ||
      !Ty->isIEEE()) {
    Value *Fabs = EmitFAbs(*this, V);
    Constant *Infinity = ConstantFP::getInfinity(V->getType());
    CmpInst::Predicate Pred = (BuiltinID == Builtin::BI__builtin_isinf)
                                  ? CmpInst::FCMP_OEQ
                                  : CmpInst::FCMP_ONE;
    Value *FCmp = Builder.CreateFCmp(Pred, Fabs, Infinity, "cmpinf");
    return RValue::get(Builder.CreateZExt(FCmp, ConvertType(E->getType())));
  }

  if (Value *Result = getTargetHooks().testFPKind(V, BuiltinID, Builder, CGM))
    return RValue::get(Result);

  // Inf values have all exp bits set and a zero significand. Therefore:
  // isinf(V) == ((V << 1) == ((exp mask) << 1))
  // isfinite(V) == ((V << 1) < ((exp mask) << 1)) using unsigned comparison
  unsigned bitsize = Ty->getScalarSizeInBits();
  llvm::IntegerType *IntTy = Builder.getIntNTy(bitsize);
  Value *IntV = Builder.CreateBitCast(V, IntTy);
  Value *Shl1 = Builder.CreateShl(IntV, 1);
  const llvm::fltSemantics &Semantics = Ty->getFltSemantics();
  APInt ExpMask = APFloat::getInf(Semantics).bitcastToAPInt();
  Value *ExpMaskShl1 = llvm::ConstantInt::get(IntTy, ExpMask.shl(1));
  if (BuiltinID == Builtin::BI__builtin_isinf)
    V = Builder.CreateICmpEQ(Shl1, ExpMaskShl1);
  else
    V = Builder.CreateICmpULT(Shl1, ExpMaskShl1);
  return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
}

case Builtin::BI__builtin_isinf_sign: {
  // isinf_sign(x) -> fabs(x) == infinity ? (signbit(x) ? -1 : 1) : 0
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  // FIXME: for strictfp/IEEE-754 we need to not trap on SNaN here.
  Value *Arg = EmitScalarExpr(E->getArg(0));
  Value *AbsArg = EmitFAbs(*this, Arg);
  Value *IsInf = Builder.CreateFCmpOEQ(
      AbsArg, ConstantFP::getInfinity(Arg->getType()), "isinf");
  Value *IsNeg = EmitSignBit(*this, Arg);

  llvm::Type *IntTy = ConvertType(E->getType());
  Value *Zero = Constant::getNullValue(IntTy);
  Value *One = ConstantInt::get(IntTy, 1);
  Value *NegativeOne = ConstantInt::get(IntTy, -1);
  Value *SignResult = Builder.CreateSelect(IsNeg, NegativeOne, One);
  Value *Result = Builder.CreateSelect(IsInf, SignResult, Zero);
  return RValue::get(Result);
}

case Builtin::BI__builtin_isnormal: {
  // isnormal(x) --> x == x && fabsf(x) < infinity && fabsf(x) >= float_min
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  // FIXME: for strictfp/IEEE-754 we need to not trap on SNaN here.
  Value *V = EmitScalarExpr(E->getArg(0));
  Value *Eq = Builder.CreateFCmpOEQ(V, V, "iseq");

  Value *Abs = EmitFAbs(*this, V);
  Value *IsLessThanInf =
    Builder.CreateFCmpULT(Abs, ConstantFP::getInfinity(V->getType()),"isinf");
  APFloat Smallest = APFloat::getSmallestNormalized(
                 getContext().getFloatTypeSemantics(E->getArg(0)->getType()));
  Value *IsNormal =
    Builder.CreateFCmpUGE(Abs, ConstantFP::get(V->getContext(), Smallest),
                          "isnormal");
  V = Builder.CreateAnd(Eq, IsLessThanInf, "and");
  V = Builder.CreateAnd(V, IsNormal, "and");
  return RValue::get(Builder.CreateZExt(V, ConvertType(E->getType())));
}

case Builtin::BI__builtin_flt_rounds: {
  Function *F = CGM.getIntrinsic(Intrinsic::flt_rounds);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Result = Builder.CreateCall(F);
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return RValue::get(Result);
}

case Builtin::BI__builtin_fpclassify: {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  // FIXME: for strictfp/IEEE-754 we need to not trap on SNaN here.
  Value *V = EmitScalarExpr(E->getArg(5));
  llvm::Type *Ty = ConvertType(E->getArg(5)->getType());

  // Create Result
  BasicBlock *Begin = Builder.GetInsertBlock();
  BasicBlock *End = createBasicBlock("fpclassify_end", this->CurFn);
  Builder.SetInsertPoint(End);
  PHINode *Result =
    Builder.CreatePHI(ConvertType(E->getArg(0)->getType()), 4,
                      "fpclassify_result");

  // if (V==0) return FP_ZERO
  Builder.SetInsertPoint(Begin);
  Value *IsZero = Builder.CreateFCmpOEQ(V, Constant::getNullValue(Ty),
                                        "iszero");
  Value *ZeroLiteral = EmitScalarExpr(E->getArg(4));
  BasicBlock *NotZero = createBasicBlock("fpclassify_not_zero", this->CurFn);
  Builder.CreateCondBr(IsZero, End, NotZero);
  Result->addIncoming(ZeroLiteral, Begin);

  // if (V != V) return FP_NAN
  Builder.SetInsertPoint(NotZero);
  Value *IsNan = Builder.CreateFCmpUNO(V, V, "cmp");
  Value *NanLiteral = EmitScalarExpr(E->getArg(0));
  BasicBlock *NotNan = createBasicBlock("fpclassify_not_nan", this->CurFn);
  Builder.CreateCondBr(IsNan, End, NotNan);
  Result->addIncoming(NanLiteral, NotZero);

  // if (fabs(V) == infinity) return FP_INFINITY
  Builder.SetInsertPoint(NotNan);
  Value *VAbs = EmitFAbs(*this, V);
  Value *IsInf =
    Builder.CreateFCmpOEQ(VAbs, ConstantFP::getInfinity(V->getType()),
                          "isinf");
  Value *InfLiteral = EmitScalarExpr(E->getArg(1));
  BasicBlock *NotInf = createBasicBlock("fpclassify_not_inf", this->CurFn);
  Builder.CreateCondBr(IsInf, End, NotInf);
  Result->addIncoming(InfLiteral, NotNan);

  // if (fabs(V) >= MIN_NORMAL) return FP_NORMAL else FP_SUBNORMAL
  Builder.SetInsertPoint(NotInf);
  APFloat Smallest = APFloat::getSmallestNormalized(
      getContext().getFloatTypeSemantics(E->getArg(5)->getType()));
  Value *IsNormal =
    Builder.CreateFCmpUGE(VAbs, ConstantFP::get(V->getContext(), Smallest),
                          "isnormal");
  Value *NormalResult =
    Builder.CreateSelect(IsNormal, EmitScalarExpr(E->getArg(2)),
                         EmitScalarExpr(E->getArg(3)));
  Builder.CreateBr(End);
  Result->addIncoming(NormalResult, NotInf);

  // return Result
  Builder.SetInsertPoint(End);
  return RValue::get(Result);
}

case Builtin::BIalloca:
case Builtin::BI_alloca:
case Builtin::BI__builtin_alloca: {
  Value *Size = EmitScalarExpr(E->getArg(0));
  const TargetInfo &TI = getContext().getTargetInfo();
  // The alignment of the alloca should correspond to __BIGGEST_ALIGNMENT__.
  const Align SuitableAlignmentInBytes =
      CGM.getContext()
          .toCharUnitsFromBits(TI.getSuitableAlign())
          .getAsAlign();
  AllocaInst *AI = Builder.CreateAlloca(Builder.getInt8Ty(), Size);
  AI->setAlignment(SuitableAlignmentInBytes);
  initializeAlloca(*this, AI, Size, SuitableAlignmentInBytes);
  return RValue::get(AI);
}

case Builtin::BI__builtin_alloca_with_align: {
  Value *Size = EmitScalarExpr(E->getArg(0));
  Value *AlignmentInBitsValue = EmitScalarExpr(E->getArg(1));
  auto *AlignmentInBitsCI = cast<ConstantInt>(AlignmentInBitsValue);
  unsigned AlignmentInBits = AlignmentInBitsCI->getZExtValue();
  const Align AlignmentInBytes =
      CGM.getContext().toCharUnitsFromBits(AlignmentInBits).getAsAlign();
  AllocaInst *AI = Builder.CreateAlloca(Builder.getInt8Ty(), Size);
  AI->setAlignment(AlignmentInBytes);
  initializeAlloca(*this, AI, Size, AlignmentInBytes);
  return RValue::get(AI);
}

case Builtin::BIbzero:
case Builtin::BI__builtin_bzero: {
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Value *SizeVal = EmitScalarExpr(E->getArg(1));
  EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  Builder.CreateMemSet(Dest, Builder.getInt8(0), SizeVal, false);
  return RValue::get(nullptr);
}
case Builtin::BImemcpy:
case Builtin::BI__builtin_memcpy:
case Builtin::BImempcpy:
case Builtin::BI__builtin_mempcpy: {
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  Value *SizeVal = EmitScalarExpr(E->getArg(2));
  EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  EmitNonNullArgCheck(RValue::get(Src.getPointer()), E->getArg(1)->getType(),
                      E->getArg(1)->getExprLoc(), FD, 1);
  Builder.CreateMemCpy(Dest, Src, SizeVal, false);
  if (BuiltinID == Builtin::BImempcpy ||
      BuiltinID == Builtin::BI__builtin_mempcpy)
    return RValue::get(Builder.CreateInBoundsGEP(Dest.getElementType(),
                                                 Dest.getPointer(), SizeVal));
  else
    return RValue::get(Dest.getPointer());
}

case Builtin::BI__builtin_memcpy_inline: {
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  uint64_t Size =
      E->getArg(2)->EvaluateKnownConstInt(getContext()).getZExtValue();
  EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  EmitNonNullArgCheck(RValue::get(Src.getPointer()), E->getArg(1)->getType(),
                      E->getArg(1)->getExprLoc(), FD, 1);
  Builder.CreateMemCpyInline(Dest, Src, Size);
  return RValue::get(nullptr);
}

case Builtin::BI__builtin_char_memchr:
  BuiltinID = Builtin::BI__builtin_memchr;
  break;

case Builtin::BI__builtin___memcpy_chk: {
  // fold __builtin_memcpy_chk(x, y, cst1, cst2) to memcpy iff cst1<=cst2.
  Expr::EvalResult SizeResult, DstSizeResult;
  if (!E->getArg(2)->EvaluateAsInt(SizeResult, CGM.getContext()) ||
      !E->getArg(3)->EvaluateAsInt(DstSizeResult, CGM.getContext()))
    break;
  llvm::APSInt Size = SizeResult.Val.getInt();
  llvm::APSInt DstSize = DstSizeResult.Val.getInt();
  if (Size.ugt(DstSize))
    break;
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
  Builder.CreateMemCpy(Dest, Src, SizeVal, false);
  return RValue::get(Dest.getPointer());
}

case Builtin::BI__builtin_objc_memmove_collectable: {
  Address DestAddr = EmitPointerWithAlignment(E->getArg(0));
  Address SrcAddr = EmitPointerWithAlignment(E->getArg(1));
  Value *SizeVal = EmitScalarExpr(E->getArg(2));
  CGM.getObjCRuntime().EmitGCMemmoveCollectable(*this,
                                                DestAddr, SrcAddr, SizeVal);
  return RValue::get(DestAddr.getPointer());
}

case Builtin::BI__builtin___memmove_chk: {
  // fold __builtin_memmove_chk(x, y, cst1, cst2) to memmove iff cst1<=cst2.
  Expr::EvalResult SizeResult, DstSizeResult;
  if (!E->getArg(2)->EvaluateAsInt(SizeResult, CGM.getContext()) ||
      !E->getArg(3)->EvaluateAsInt(DstSizeResult, CGM.getContext()))
    break;
  llvm::APSInt Size = SizeResult.Val.getInt();
  llvm::APSInt DstSize = DstSizeResult.Val.getInt();
  if (Size.ugt(DstSize))
    break;
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
  Builder.CreateMemMove(Dest, Src, SizeVal, false);
  return RValue::get(Dest.getPointer());
}

case Builtin::BImemmove:
case Builtin::BI__builtin_memmove: {
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  Value *SizeVal = EmitScalarExpr(E->getArg(2));
  EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  EmitNonNullArgCheck(RValue::get(Src.getPointer()), E->getArg(1)->getType(),
                      E->getArg(1)->getExprLoc(), FD, 1);
  Builder.CreateMemMove(Dest, Src, SizeVal, false);
  return RValue::get(Dest.getPointer());
}
case Builtin::BImemset:
case Builtin::BI__builtin_memset: {
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)),
                                       Builder.getInt8Ty());
  Value *SizeVal = EmitScalarExpr(E->getArg(2));
  EmitNonNullArgCheck(RValue::get(Dest.getPointer()), E->getArg(0)->getType(),
                      E->getArg(0)->getExprLoc(), FD, 0);
  Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
  return RValue::get(Dest.getPointer());
}
case Builtin::BI__builtin___memset_chk: {
  // fold __builtin_memset_chk(x, y, cst1, cst2) to memset iff cst1<=cst2.
  Expr::EvalResult SizeResult, DstSizeResult;
  if (!E->getArg(2)->EvaluateAsInt(SizeResult, CGM.getContext()) ||
      !E->getArg(3)->EvaluateAsInt(DstSizeResult, CGM.getContext()))
    break;
  llvm::APSInt Size = SizeResult.Val.getInt();
  llvm::APSInt DstSize = DstSizeResult.Val.getInt();
  if (Size.ugt(DstSize))
    break;
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  Value *ByteVal = Builder.CreateTrunc(EmitScalarExpr(E->getArg(1)),
                                       Builder.getInt8Ty());
  Value *SizeVal = llvm::ConstantInt::get(Builder.getContext(), Size);
  Builder.CreateMemSet(Dest, ByteVal, SizeVal, false);
  return RValue::get(Dest.getPointer());
}
case Builtin::BI__builtin_wmemchr: {
  // The MSVC runtime library does not provide a definition of wmemchr, so we
  // need an inline implementation.
  if (!getTarget().getTriple().isOSMSVCRT())
    break;

  llvm::Type *WCharTy = ConvertType(getContext().WCharTy);
  Value *Str = EmitScalarExpr(E->getArg(0));
  Value *Chr = EmitScalarExpr(E->getArg(1));
  Value *Size = EmitScalarExpr(E->getArg(2));

  BasicBlock *Entry = Builder.GetInsertBlock();
  BasicBlock *CmpEq = createBasicBlock("wmemchr.eq");
  BasicBlock *Next = createBasicBlock("wmemchr.next");
  BasicBlock *Exit = createBasicBlock("wmemchr.exit");
  Value *SizeEq0 = Builder.CreateICmpEQ(Size, ConstantInt::get(SizeTy, 0));
  Builder.CreateCondBr(SizeEq0, Exit, CmpEq);

  EmitBlock(CmpEq);
  PHINode *StrPhi = Builder.CreatePHI(Str->getType(), 2);
  StrPhi->addIncoming(Str, Entry);
  PHINode *SizePhi = Builder.CreatePHI(SizeTy, 2);
  SizePhi->addIncoming(Size, Entry);
  CharUnits WCharAlign =
      getContext().getTypeAlignInChars(getContext().WCharTy);
  Value *StrCh = Builder.CreateAlignedLoad(WCharTy, StrPhi, WCharAlign);
  Value *FoundChr = Builder.CreateConstInBoundsGEP1_32(WCharTy, StrPhi, 0);
  Value *StrEqChr = Builder.CreateICmpEQ(StrCh, Chr);
  Builder.CreateCondBr(StrEqChr, Exit, Next);

  EmitBlock(Next);
  Value *NextStr = Builder.CreateConstInBoundsGEP1_32(WCharTy, StrPhi, 1);
  Value *NextSize = Builder.CreateSub(SizePhi, ConstantInt::get(SizeTy, 1));
  Value *NextSizeEq0 =
      Builder.CreateICmpEQ(NextSize, ConstantInt::get(SizeTy, 0));
  Builder.CreateCondBr(NextSizeEq0, Exit, CmpEq);
  StrPhi->addIncoming(NextStr, Next);
  SizePhi->addIncoming(NextSize, Next);

  EmitBlock(Exit);
  PHINode *Ret = Builder.CreatePHI(Str->getType(), 3);
  Ret->addIncoming(llvm::Constant::getNullValue(Str->getType()), Entry);
  Ret->addIncoming(llvm::Constant::getNullValue(Str->getType()), Next);
  Ret->addIncoming(FoundChr, CmpEq);
  return RValue::get(Ret);
}
case Builtin::BI__builtin_wmemcmp: {
  // The MSVC runtime library does not provide a definition of wmemcmp, so we
  // need an inline implementation.
  if (!getTarget().getTriple().isOSMSVCRT())
    break;

  llvm::Type *WCharTy = ConvertType(getContext().WCharTy);

  Value *Dst = EmitScalarExpr(E->getArg(0));
  Value *Src = EmitScalarExpr(E->getArg(1));
  Value *Size = EmitScalarExpr(E->getArg(2));

  BasicBlock *Entry = Builder.GetInsertBlock();
  BasicBlock *CmpGT = createBasicBlock("wmemcmp.gt");
  BasicBlock *CmpLT = createBasicBlock("wmemcmp.lt");
  BasicBlock *Next = createBasicBlock("wmemcmp.next");
  BasicBlock *Exit = createBasicBlock("wmemcmp.exit");
  Value *SizeEq0 = Builder.CreateICmpEQ(Size, ConstantInt::get(SizeTy, 0));
  Builder.CreateCondBr(SizeEq0, Exit, CmpGT);

  EmitBlock(CmpGT);
  PHINode *DstPhi = Builder.CreatePHI(Dst->getType(), 2);
  DstPhi->addIncoming(Dst, Entry);
  PHINode *SrcPhi = Builder.CreatePHI(Src->getType(), 2);
  SrcPhi->addIncoming(Src, Entry);
  PHINode *SizePhi = Builder.CreatePHI(SizeTy, 2);
  SizePhi->addIncoming(Size, Entry);
  CharUnits WCharAlign =
      getContext().getTypeAlignInChars(getContext().WCharTy);
  Value *DstCh = Builder.CreateAlignedLoad(WCharTy, DstPhi, WCharAlign);
  Value *SrcCh = Builder.CreateAlignedLoad(WCharTy, SrcPhi, WCharAlign);
  Value *DstGtSrc = Builder.CreateICmpUGT(DstCh, SrcCh);
  Builder.CreateCondBr(DstGtSrc, Exit, CmpLT);

  EmitBlock(CmpLT);
  Value *DstLtSrc = Builder.CreateICmpULT(DstCh, SrcCh);
  Builder.CreateCondBr(DstLtSrc, Exit, Next);

  EmitBlock(Next);
  Value *NextDst = Builder.CreateConstInBoundsGEP1_32(WCharTy, DstPhi, 1);
  Value *NextSrc = Builder.CreateConstInBoundsGEP1_32(WCharTy, SrcPhi, 1);
  Value *NextSize = Builder.CreateSub(SizePhi, ConstantInt::get(SizeTy, 1));
  Value *NextSizeEq0 =
      Builder.CreateICmpEQ(NextSize, ConstantInt::get(SizeTy, 0));
  Builder.CreateCondBr(NextSizeEq0, Exit, CmpGT);
  DstPhi->addIncoming(NextDst, Next);
  SrcPhi->addIncoming(NextSrc, Next);
  SizePhi->addIncoming(NextSize, Next);

  EmitBlock(Exit);
  PHINode *Ret = Builder.CreatePHI(IntTy, 4);
  Ret->addIncoming(ConstantInt::get(IntTy, 0), Entry);
  Ret->addIncoming(ConstantInt::get(IntTy, 1), CmpGT);
  Ret->addIncoming(ConstantInt::get(IntTy, -1), CmpLT);
  Ret->addIncoming(ConstantInt::get(IntTy, 0), Next);
  return RValue::get(Ret);
}
case Builtin::BI__builtin_dwarf_cfa: {
  // The offset in bytes from the first argument to the CFA.
  //
  // Why on earth is this in the frontend?  Is there any reason at
  // all that the backend can't reasonably determine this while
  // lowering llvm.eh.dwarf.cfa()?
  //
  // TODO: If there's a satisfactory reason, add a target hook for
  // this instead of hard-coding 0, which is correct for most targets.
  int32_t Offset = 0;

  Function *F = CGM.getIntrinsic(Intrinsic::eh_dwarf_cfa);
  return RValue::get(Builder.CreateCall(F,
                                    llvm::ConstantInt::get(Int32Ty, Offset)));
}
case Builtin::BI__builtin_return_address: {
  Value *Depth = ConstantEmitter(*this).emitAbstract(E->getArg(0),
                                                 getContext().UnsignedIntTy);
  Function *F = CGM.getIntrinsic(Intrinsic::returnaddress);
  return RValue::get(Builder.CreateCall(F, Depth));
}
case Builtin::BI_ReturnAddress: {
  Function *F = CGM.getIntrinsic(Intrinsic::returnaddress);
  return RValue::get(Builder.CreateCall(F, Builder.getInt32(0)));
}
case Builtin::BI__builtin_frame_address: {
  Value *Depth = ConstantEmitter(*this).emitAbstract(E->getArg(0),
                                                 getContext().UnsignedIntTy);
  Function *F = CGM.getIntrinsic(Intrinsic::frameaddress, AllocaInt8PtrTy);
  return RValue::get(Builder.CreateCall(F, Depth));
}
case Builtin::BI__builtin_extract_return_addr: {
  Value *Address = EmitScalarExpr(E->getArg(0));
  Value *Result = getTargetHooks().decodeReturnAddress(*this, Address);
  return RValue::get(Result);
}
case Builtin::BI__builtin_frob_return_addr: {
  Value *Address = EmitScalarExpr(E->getArg(0));
  Value *Result = getTargetHooks().encodeReturnAddress(*this, Address);
  return RValue::get(Result);
}
case Builtin::BI__builtin_dwarf_sp_column: {
  llvm::IntegerType *Ty
    = cast<llvm::IntegerType>(ConvertType(E->getType()));
  int Column = getTargetHooks().getDwarfEHStackPointer(CGM);
  if (Column == -1) {
    CGM.ErrorUnsupported(E, "__builtin_dwarf_sp_column");
    return RValue::get(llvm::UndefValue::get(Ty));
  }
  return RValue::get(llvm::ConstantInt::get(Ty, Column, true));
}
case Builtin::BI__builtin_init_dwarf_reg_size_table: {
  Value *Address = EmitScalarExpr(E->getArg(0));
  if (getTargetHooks().initDwarfEHRegSizeTable(*this, Address))
    CGM.ErrorUnsupported(E, "__builtin_init_dwarf_reg_size_table");
  return RValue::get(llvm::UndefValue::get(ConvertType(E->getType())));
}
case Builtin::BI__builtin_eh_return: {
  Value *Int = EmitScalarExpr(E->getArg(0));
  Value *Ptr = EmitScalarExpr(E->getArg(1));

  llvm::IntegerType *IntTy = cast<llvm::IntegerType>(Int->getType());
  assert((IntTy->getBitWidth() == 32 || IntTy->getBitWidth() == 64) &&((void)0)
         "LLVM's __builtin_eh_return only supports 32- and 64-bit variants")((void)0);
  Function *F =
      CGM.getIntrinsic(IntTy->getBitWidth() == 32 ? Intrinsic::eh_return_i32
                                                  : Intrinsic::eh_return_i64);
  Builder.CreateCall(F, {Int, Ptr});
  Builder.CreateUnreachable();

  // We do need to preserve an insertion point.
  EmitBlock(createBasicBlock("builtin_eh_return.cont"));

  return RValue::get(nullptr);
}
case Builtin::BI__builtin_unwind_init: {
  Function *F = CGM.getIntrinsic(Intrinsic::eh_unwind_init);
  return RValue::get(Builder.CreateCall(F));
}
case Builtin::BI__builtin_extend_pointer: {
  // Extends a pointer to the size of an _Unwind_Word, which is
  // uint64_t on all platforms.  Generally this gets poked into a
  // register and eventually used as an address, so if the
  // addressing registers are wider than pointers and the platform
  // doesn't implicitly ignore high-order bits when doing
  // addressing, we need to make sure we zext / sext based on
  // the platform's expectations.
  //
  // See: http://gcc.gnu.org/ml/gcc-bugs/2002-02/msg00237.html

  // Cast the pointer to intptr_t.
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  Value *Result = Builder.CreatePtrToInt(Ptr, IntPtrTy, "extend.cast");

  // If that's 64 bits, we're done.
  if (IntPtrTy->getBitWidth() == 64)
    return RValue::get(Result);

  // Otherwise, ask the codegen data what to do.
  if (getTargetHooks().extendPointerWithSExt())
    return RValue::get(Builder.CreateSExt(Result, Int64Ty, "extend.sext"));
  else
    return RValue::get(Builder.CreateZExt(Result, Int64Ty, "extend.zext"));
}
case Builtin::BI__builtin_setjmp: {
  // Buffer is a void**.
  Address Buf = EmitPointerWithAlignment(E->getArg(0));

  // Store the frame pointer to the setjmp buffer.
  Value *FrameAddr = Builder.CreateCall(
      CGM.getIntrinsic(Intrinsic::frameaddress, AllocaInt8PtrTy),
      ConstantInt::get(Int32Ty, 0));
  Builder.CreateStore(FrameAddr, Buf);

  // Store the stack pointer to the setjmp buffer.
  Value *StackAddr =
      Builder.CreateCall(CGM.getIntrinsic(Intrinsic::stacksave));
  Address StackSaveSlot = Builder.CreateConstInBoundsGEP(Buf, 2);
  Builder.CreateStore(StackAddr, StackSaveSlot);

  // Call LLVM's EH setjmp, which is lightweight.
  Function *F = CGM.getIntrinsic(Intrinsic::eh_sjlj_setjmp);
  Buf = Builder.CreateBitCast(Buf, Int8PtrTy);
  return RValue::get(Builder.CreateCall(F, Buf.getPointer()));
}
case Builtin::BI__builtin_longjmp: {
  Value *Buf = EmitScalarExpr(E->getArg(0));
  Buf = Builder.CreateBitCast(Buf, Int8PtrTy);

  // Call LLVM's EH longjmp, which is lightweight.
  Builder.CreateCall(CGM.getIntrinsic(Intrinsic::eh_sjlj_longjmp), Buf);

  // longjmp doesn't return; mark this as unreachable.
  Builder.CreateUnreachable();

  // We do need to preserve an insertion point.
  EmitBlock(createBasicBlock("longjmp.cont"));

  return RValue::get(nullptr);
}
case Builtin::BI__builtin_launder: {
  const Expr *Arg = E->getArg(0);
  QualType ArgTy = Arg->getType()->getPointeeType();
  Value *Ptr = EmitScalarExpr(Arg);
  if (TypeRequiresBuiltinLaunder(CGM, ArgTy))
    Ptr = Builder.CreateLaunderInvariantGroup(Ptr);

  return RValue::get(Ptr);
}
case Builtin::BI__sync_fetch_and_add:
case Builtin::BI__sync_fetch_and_sub:
case Builtin::BI__sync_fetch_and_or:
case Builtin::BI__sync_fetch_and_and:
case Builtin::BI__sync_fetch_and_xor:
case Builtin::BI__sync_fetch_and_nand:
case Builtin::BI__sync_add_and_fetch:
case Builtin::BI__sync_sub_and_fetch:
case Builtin::BI__sync_and_and_fetch:
case Builtin::BI__sync_or_and_fetch:
case Builtin::BI__sync_xor_and_fetch:
case Builtin::BI__sync_nand_and_fetch:
case Builtin::BI__sync_val_compare_and_swap:
case Builtin::BI__sync_bool_compare_and_swap:
case Builtin::BI__sync_lock_test_and_set:
case Builtin::BI__sync_lock_release:
case Builtin::BI__sync_swap:
  llvm_unreachable("Shouldn't make it through sema")__builtin_unreachable();
case Builtin::BI__sync_fetch_and_add_1:
case Builtin::BI__sync_fetch_and_add_2:
case Builtin::BI__sync_fetch_and_add_4:
case Builtin::BI__sync_fetch_and_add_8:
case Builtin::BI__sync_fetch_and_add_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Add, E);
case Builtin::BI__sync_fetch_and_sub_1:
case Builtin::BI__sync_fetch_and_sub_2:
case Builtin::BI__sync_fetch_and_sub_4:
case Builtin::BI__sync_fetch_and_sub_8:
case Builtin::BI__sync_fetch_and_sub_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Sub, E);
case Builtin::BI__sync_fetch_and_or_1:
case Builtin::BI__sync_fetch_and_or_2:
case Builtin::BI__sync_fetch_and_or_4:
case Builtin::BI__sync_fetch_and_or_8:
case Builtin::BI__sync_fetch_and_or_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Or, E);
case Builtin::BI__sync_fetch_and_and_1:
case Builtin::BI__sync_fetch_and_and_2:
case Builtin::BI__sync_fetch_and_and_4:
case Builtin::BI__sync_fetch_and_and_8:
case Builtin::BI__sync_fetch_and_and_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::And, E);
case Builtin::BI__sync_fetch_and_xor_1:
case Builtin::BI__sync_fetch_and_xor_2:
case Builtin::BI__sync_fetch_and_xor_4:
case Builtin::BI__sync_fetch_and_xor_8:
case Builtin::BI__sync_fetch_and_xor_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xor, E);
case Builtin::BI__sync_fetch_and_nand_1:
case Builtin::BI__sync_fetch_and_nand_2:
case Builtin::BI__sync_fetch_and_nand_4:
case Builtin::BI__sync_fetch_and_nand_8:
case Builtin::BI__sync_fetch_and_nand_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Nand, E);

// Clang extensions: not overloaded yet.
case Builtin::BI__sync_fetch_and_min:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Min, E);
case Builtin::BI__sync_fetch_and_max:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Max, E);
case Builtin::BI__sync_fetch_and_umin:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMin, E);
case Builtin::BI__sync_fetch_and_umax:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::UMax, E);

case Builtin::BI__sync_add_and_fetch_1:
case Builtin::BI__sync_add_and_fetch_2:
case Builtin::BI__sync_add_and_fetch_4:
case Builtin::BI__sync_add_and_fetch_8:
case Builtin::BI__sync_add_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Add, E,
                              llvm::Instruction::Add);
case Builtin::BI__sync_sub_and_fetch_1:
case Builtin::BI__sync_sub_and_fetch_2:
case Builtin::BI__sync_sub_and_fetch_4:
case Builtin::BI__sync_sub_and_fetch_8:
case Builtin::BI__sync_sub_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Sub, E,
                              llvm::Instruction::Sub);
case Builtin::BI__sync_and_and_fetch_1:
case Builtin::BI__sync_and_and_fetch_2:
case Builtin::BI__sync_and_and_fetch_4:
case Builtin::BI__sync_and_and_fetch_8:
case Builtin::BI__sync_and_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::And, E,
                              llvm::Instruction::And);
case Builtin::BI__sync_or_and_fetch_1:
case Builtin::BI__sync_or_and_fetch_2:
case Builtin::BI__sync_or_and_fetch_4:
case Builtin::BI__sync_or_and_fetch_8:
case Builtin::BI__sync_or_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Or, E,
                              llvm::Instruction::Or);
case Builtin::BI__sync_xor_and_fetch_1:
case Builtin::BI__sync_xor_and_fetch_2:
case Builtin::BI__sync_xor_and_fetch_4:
case Builtin::BI__sync_xor_and_fetch_8:
case Builtin::BI__sync_xor_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Xor, E,
                              llvm::Instruction::Xor);
case Builtin::BI__sync_nand_and_fetch_1:
case Builtin::BI__sync_nand_and_fetch_2:
case Builtin::BI__sync_nand_and_fetch_4:
case Builtin::BI__sync_nand_and_fetch_8:
case Builtin::BI__sync_nand_and_fetch_16:
  return EmitBinaryAtomicPost(*this, llvm::AtomicRMWInst::Nand, E,
                              llvm::Instruction::And, true);

case Builtin::BI__sync_val_compare_and_swap_1:
case Builtin::BI__sync_val_compare_and_swap_2:
case Builtin::BI__sync_val_compare_and_swap_4:
case Builtin::BI__sync_val_compare_and_swap_8:
case Builtin::BI__sync_val_compare_and_swap_16:
  return RValue::get(MakeAtomicCmpXchgValue(*this, E, false));

case Builtin::BI__sync_bool_compare_and_swap_1:
case Builtin::BI__sync_bool_compare_and_swap_2:
case Builtin::BI__sync_bool_compare_and_swap_4:
case Builtin::BI__sync_bool_compare_and_swap_8:
case Builtin::BI__sync_bool_compare_and_swap_16:
  return RValue::get(MakeAtomicCmpXchgValue(*this, E, true));

case Builtin::BI__sync_swap_1:
case Builtin::BI__sync_swap_2:
case Builtin::BI__sync_swap_4:
case Builtin::BI__sync_swap_8:
case Builtin::BI__sync_swap_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E);

case Builtin::BI__sync_lock_test_and_set_1:
case Builtin::BI__sync_lock_test_and_set_2:
case Builtin::BI__sync_lock_test_and_set_4:
case Builtin::BI__sync_lock_test_and_set_8:
case Builtin::BI__sync_lock_test_and_set_16:
  return EmitBinaryAtomic(*this, llvm::AtomicRMWInst::Xchg, E);

case Builtin::BI__sync_lock_release_1:
case Builtin::BI__sync_lock_release_2:
case Builtin::BI__sync_lock_release_4:
case Builtin::BI__sync_lock_release_8:
case Builtin::BI__sync_lock_release_16: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  QualType ElTy = E->getArg(0)->getType()->getPointeeType();
  CharUnits StoreSize = getContext().getTypeSizeInChars(ElTy);
  llvm::Type *ITy = llvm::IntegerType::get(getLLVMContext(),
                                           StoreSize.getQuantity() * 8);
  Ptr = Builder.CreateBitCast(Ptr, ITy->getPointerTo());
  llvm::StoreInst *Store =
    Builder.CreateAlignedStore(llvm::Constant::getNullValue(ITy), Ptr,
                               StoreSize);
  Store->setAtomic(llvm::AtomicOrdering::Release);
  return RValue::get(nullptr);
}

case Builtin::BI__sync_synchronize: {
  // We assume this is supposed to correspond to a C++0x-style
  // sequentially-consistent fence (i.e. this is only usable for
  // synchronization, not device I/O or anything like that). This intrinsic
  // is really badly designed in the sense that in theory, there isn't
  // any way to safely use it... but in practice, it mostly works
  // to use it with non-atomic loads and stores to get acquire/release
  // semantics.
  Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent);
  return RValue::get(nullptr);
}

case Builtin::BI__builtin_nontemporal_load:
  return RValue::get(EmitNontemporalLoad(*this, E));
case Builtin::BI__builtin_nontemporal_store:
  return RValue::get(EmitNontemporalStore(*this, E));
case Builtin::BI__c11_atomic_is_lock_free:
case Builtin::BI__atomic_is_lock_free: {
  // Call "bool __atomic_is_lock_free(size_t size, void *ptr)". For the
  // __c11 builtin, ptr is 0 (indicating a properly-aligned object), since
  // _Atomic(T) is always properly-aligned.
  const char *LibCallName = "__atomic_is_lock_free";
  CallArgList Args;
  Args.add(RValue::get(EmitScalarExpr(E->getArg(0))),
           getContext().getSizeType());
  if (BuiltinID == Builtin::BI__atomic_is_lock_free)
    Args.add(RValue::get(EmitScalarExpr(E->getArg(1))),
             getContext().VoidPtrTy);
  else
    Args.add(RValue::get(llvm::Constant::getNullValue(VoidPtrTy)),
             getContext().VoidPtrTy);
  const CGFunctionInfo &FuncInfo =
      CGM.getTypes().arrangeBuiltinFunctionCall(E->getType(), Args);
  llvm::FunctionType *FTy = CGM.getTypes().GetFunctionType(FuncInfo);
  llvm::FunctionCallee Func = CGM.CreateRuntimeFunction(FTy, LibCallName);
  return EmitCall(FuncInfo, CGCallee::forDirect(Func),
                  ReturnValueSlot(), Args);
}

case Builtin::BI__atomic_test_and_set: {
  // Look at the argument type to determine whether this is a volatile
  // operation. The parameter type is always volatile.
  QualType PtrTy = E->getArg(0)->IgnoreImpCasts()->getType();
  bool Volatile =
      PtrTy->castAs<PointerType>()->getPointeeType().isVolatileQualified();

  Value *Ptr = EmitScalarExpr(E->getArg(0));
  unsigned AddrSpace = Ptr->getType()->getPointerAddressSpace();
  Ptr = Builder.CreateBitCast(Ptr, Int8Ty->getPointerTo(AddrSpace));
  Value *NewVal = Builder.getInt8(1);
  Value *Order = EmitScalarExpr(E->getArg(1));
  if (isa<llvm::ConstantInt>(Order)) {
    int ord = cast<llvm::ConstantInt>(Order)->getZExtValue();
    AtomicRMWInst *Result = nullptr;
    switch (ord) {
    case 0:  // memory_order_relaxed
    default: // invalid order
      Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, Ptr, NewVal,
                                       llvm::AtomicOrdering::Monotonic);
      break;
    case 1: // memory_order_consume
    case 2: // memory_order_acquire
      Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, Ptr, NewVal,
                                       llvm::AtomicOrdering::Acquire);
      break;
    case 3: // memory_order_release
      Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, Ptr, NewVal,
                                       llvm::AtomicOrdering::Release);
      break;
    case 4: // memory_order_acq_rel

      Result = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg, Ptr, NewVal,
                                       llvm::AtomicOrdering::AcquireRelease);
      break;
    case 5: // memory_order_seq_cst
      Result = Builder.CreateAtomicRMW(
          llvm::AtomicRMWInst::Xchg, Ptr, NewVal,
          llvm::AtomicOrdering::SequentiallyConsistent);
      break;
    }
    Result->setVolatile(Volatile);
    return RValue::get(Builder.CreateIsNotNull(Result, "tobool"));
  }

  llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn);

  llvm::BasicBlock *BBs[5] = {
    createBasicBlock("monotonic", CurFn),
    createBasicBlock("acquire", CurFn),
    createBasicBlock("release", CurFn),
    createBasicBlock("acqrel", CurFn),
    createBasicBlock("seqcst", CurFn)
  };
  llvm::AtomicOrdering Orders[5] = {
      llvm::AtomicOrdering::Monotonic, llvm::AtomicOrdering::Acquire,
      llvm::AtomicOrdering::Release, llvm::AtomicOrdering::AcquireRelease,
      llvm::AtomicOrdering::SequentiallyConsistent};

  Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false);
  llvm::SwitchInst *SI = Builder.CreateSwitch(Order, BBs[0]);

  Builder.SetInsertPoint(ContBB);
  PHINode *Result = Builder.CreatePHI(Int8Ty, 5, "was_set");

  for (unsigned i = 0; i < 5; ++i) {
    Builder.SetInsertPoint(BBs[i]);
    AtomicRMWInst *RMW = Builder.CreateAtomicRMW(llvm::AtomicRMWInst::Xchg,
                                                 Ptr, NewVal, Orders[i]);
    RMW->setVolatile(Volatile);
    Result->addIncoming(RMW, BBs[i]);
    Builder.CreateBr(ContBB);
  }

  SI->addCase(Builder.getInt32(0), BBs[0]);
  SI->addCase(Builder.getInt32(1), BBs[1]);
  SI->addCase(Builder.getInt32(2), BBs[1]);
  SI->addCase(Builder.getInt32(3), BBs[2]);
  SI->addCase(Builder.getInt32(4), BBs[3]);
  SI->addCase(Builder.getInt32(5), BBs[4]);

  Builder.SetInsertPoint(ContBB);
  return RValue::get(Builder.CreateIsNotNull(Result, "tobool"));
}

case Builtin::BI__atomic_clear: {
  QualType PtrTy = E->getArg(0)->IgnoreImpCasts()->getType();
  bool Volatile =
      PtrTy->castAs<PointerType>()->getPointeeType().isVolatileQualified();

  Address Ptr = EmitPointerWithAlignment(E->getArg(0));
  unsigned AddrSpace = Ptr.getPointer()->getType()->getPointerAddressSpace();
  Ptr = Builder.CreateBitCast(Ptr, Int8Ty->getPointerTo(AddrSpace));
  Value *NewVal = Builder.getInt8(0);
  Value *Order = EmitScalarExpr(E->getArg(1));
  if (isa<llvm::ConstantInt>(Order)) {
    int ord = cast<llvm::ConstantInt>(Order)->getZExtValue();
    StoreInst *Store = Builder.CreateStore(NewVal, Ptr, Volatile);
    switch (ord) {
    case 0:  // memory_order_relaxed
    default: // invalid order
      Store->setOrdering(llvm::AtomicOrdering::Monotonic);
      break;
    case 3:  // memory_order_release
      Store->setOrdering(llvm::AtomicOrdering::Release);
      break;
    case 5:  // memory_order_seq_cst
      Store->setOrdering(llvm::AtomicOrdering::SequentiallyConsistent);
      break;
    }
    return RValue::get(nullptr);
  }

  llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn);

  llvm::BasicBlock *BBs[3] = {
    createBasicBlock("monotonic", CurFn),
    createBasicBlock("release", CurFn),
    createBasicBlock("seqcst", CurFn)
  };
  llvm::AtomicOrdering Orders[3] = {
      llvm::AtomicOrdering::Monotonic, llvm::AtomicOrdering::Release,
      llvm::AtomicOrdering::SequentiallyConsistent};

  Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false);
  llvm::SwitchInst *SI = Builder.CreateSwitch(Order, BBs[0]);

  for (unsigned i = 0; i < 3; ++i) {
    Builder.SetInsertPoint(BBs[i]);
    StoreInst *Store = Builder.CreateStore(NewVal, Ptr, Volatile);
    Store->setOrdering(Orders[i]);
    Builder.CreateBr(ContBB);
  }

  SI->addCase(Builder.getInt32(0), BBs[0]);
  SI->addCase(Builder.getInt32(3), BBs[1]);
  SI->addCase(Builder.getInt32(5), BBs[2]);

  Builder.SetInsertPoint(ContBB);
  return RValue::get(nullptr);
}

case Builtin::BI__atomic_thread_fence:
case Builtin::BI__atomic_signal_fence:
case Builtin::BI__c11_atomic_thread_fence:
case Builtin::BI__c11_atomic_signal_fence: {
  llvm::SyncScope::ID SSID;
  if (BuiltinID == Builtin::BI__atomic_signal_fence ||
      BuiltinID == Builtin::BI__c11_atomic_signal_fence)
    SSID = llvm::SyncScope::SingleThread;
  else
    SSID = llvm::SyncScope::System;
  Value *Order = EmitScalarExpr(E->getArg(0));
  if (isa<llvm::ConstantInt>(Order)) {
    int ord = cast<llvm::ConstantInt>(Order)->getZExtValue();
    switch (ord) {
    case 0:  // memory_order_relaxed
    default: // invalid order
      break;
    case 1:  // memory_order_consume
    case 2:  // memory_order_acquire
      Builder.CreateFence(llvm::AtomicOrdering::Acquire, SSID);
      break;
    case 3:  // memory_order_release
      Builder.CreateFence(llvm::AtomicOrdering::Release, SSID);
      break;
    case 4:  // memory_order_acq_rel
      Builder.CreateFence(llvm::AtomicOrdering::AcquireRelease, SSID);
      break;
    case 5:  // memory_order_seq_cst
      Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent, SSID);
      break;
    }
    return RValue::get(nullptr);
  }

  llvm::BasicBlock *AcquireBB, *ReleaseBB, *AcqRelBB, *SeqCstBB;
  AcquireBB = createBasicBlock("acquire", CurFn);
  ReleaseBB = createBasicBlock("release", CurFn);
  AcqRelBB = createBasicBlock("acqrel", CurFn);
  SeqCstBB = createBasicBlock("seqcst", CurFn);
  llvm::BasicBlock *ContBB = createBasicBlock("atomic.continue", CurFn);

  Order = Builder.CreateIntCast(Order, Builder.getInt32Ty(), false);
  llvm::SwitchInst *SI = Builder.CreateSwitch(Order, ContBB);

  Builder.SetInsertPoint(AcquireBB);
  Builder.CreateFence(llvm::AtomicOrdering::Acquire, SSID);
  Builder.CreateBr(ContBB);
  SI->addCase(Builder.getInt32(1), AcquireBB);
  SI->addCase(Builder.getInt32(2), AcquireBB);

  Builder.SetInsertPoint(ReleaseBB);
  Builder.CreateFence(llvm::AtomicOrdering::Release, SSID);
  Builder.CreateBr(ContBB);
  SI->addCase(Builder.getInt32(3), ReleaseBB);

  Builder.SetInsertPoint(AcqRelBB);
  Builder.CreateFence(llvm::AtomicOrdering::AcquireRelease, SSID);
  Builder.CreateBr(ContBB);
  SI->addCase(Builder.getInt32(4), AcqRelBB);

  Builder.SetInsertPoint(SeqCstBB);
  Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent, SSID);
  Builder.CreateBr(ContBB);
  SI->addCase(Builder.getInt32(5), SeqCstBB);

  Builder.SetInsertPoint(ContBB);
  return RValue::get(nullptr);
}

case Builtin::BI__builtin_signbit:
case Builtin::BI__builtin_signbitf:
case Builtin::BI__builtin_signbitl: {
  return RValue::get(
      Builder.CreateZExt(EmitSignBit(*this, EmitScalarExpr(E->getArg(0))),
                         ConvertType(E->getType())));
}
case Builtin::BI__warn_memset_zero_len:
  return RValue::getIgnored();
case Builtin::BI__annotation: {
  // Re-encode each wide string to UTF8 and make an MDString.
  SmallVector<Metadata *, 1> Strings;
  for (const Expr *Arg : E->arguments()) {
    const auto *Str = cast<StringLiteral>(Arg->IgnoreParenCasts());
    assert(Str->getCharByteWidth() == 2)((void)0);
    StringRef WideBytes = Str->getBytes();
    std::string StrUtf8;
    if (!convertUTF16ToUTF8String(
            makeArrayRef(WideBytes.data(), WideBytes.size()), StrUtf8)) {
      CGM.ErrorUnsupported(E, "non-UTF16 __annotation argument");
      continue;
    }
    Strings.push_back(llvm::MDString::get(getLLVMContext(), StrUtf8));
  }

  // Build and MDTuple of MDStrings and emit the intrinsic call.
  llvm::Function *F =
      CGM.getIntrinsic(llvm::Intrinsic::codeview_annotation, {});
  MDTuple *StrTuple = MDTuple::get(getLLVMContext(), Strings);
  Builder.CreateCall(F, MetadataAsValue::get(getLLVMContext(), StrTuple));
  return RValue::getIgnored();
}
case Builtin::BI__builtin_annotation: {
  llvm::Value *AnnVal = EmitScalarExpr(E->getArg(0));
  llvm::Function *F = CGM.getIntrinsic(llvm::Intrinsic::annotation,
                                    AnnVal->getType());

  // Get the annotation string, go through casts. Sema requires this to be a
  // non-wide string literal, potentially casted, so the cast<> is safe.
  const Expr *AnnotationStrExpr = E->getArg(1)->IgnoreParenCasts();
  StringRef Str = cast<StringLiteral>(AnnotationStrExpr)->getString();
  return RValue::get(
      EmitAnnotationCall(F, AnnVal, Str, E->getExprLoc(), nullptr));
}
case Builtin::BI__builtin_addcb:
case Builtin::BI__builtin_addcs:
case Builtin::BI__builtin_addc:
case Builtin::BI__builtin_addcl:
case Builtin::BI__builtin_addcll:
case Builtin::BI__builtin_subcb:
case Builtin::BI__builtin_subcs:
case Builtin::BI__builtin_subc:
case Builtin::BI__builtin_subcl:
case Builtin::BI__builtin_subcll: {

  // We translate all of these builtins from expressions of the form:
  //   int x = ..., y = ..., carryin = ..., carryout, result;
  //   result = __builtin_addc(x, y, carryin, &carryout);
  //
  // to LLVM IR of the form:
  //
  //   %tmp1 = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %x, i32 %y)
  //   %tmpsum1 = extractvalue {i32, i1} %tmp1, 0
  //   %carry1 = extractvalue {i32, i1} %tmp1, 1
  //   %tmp2 = call {i32, i1} @llvm.uadd.with.overflow.i32(i32 %tmpsum1,
  //                                                       i32 %carryin)
  //   %result = extractvalue {i32, i1} %tmp2, 0
  //   %carry2 = extractvalue {i32, i1} %tmp2, 1
  //   %tmp3 = or i1 %carry1, %carry2
  //   %tmp4 = zext i1 %tmp3 to i32
  //   store i32 %tmp4, i32* %carryout

  // Scalarize our inputs.
  llvm::Value *X = EmitScalarExpr(E->getArg(0));
  llvm::Value *Y = EmitScalarExpr(E->getArg(1));
  llvm::Value *Carryin = EmitScalarExpr(E->getArg(2));
  Address CarryOutPtr = EmitPointerWithAlignment(E->getArg(3));

  // Decide if we are lowering to a uadd.with.overflow or usub.with.overflow.
  llvm::Intrinsic::ID IntrinsicId;
  switch (BuiltinID) {
  default: llvm_unreachable("Unknown multiprecision builtin id.")__builtin_unreachable();
  case Builtin::BI__builtin_addcb:
  case Builtin::BI__builtin_addcs:
  case Builtin::BI__builtin_addc:
  case Builtin::BI__builtin_addcl:
  case Builtin::BI__builtin_addcll:
    IntrinsicId = llvm::Intrinsic::uadd_with_overflow;
    break;
  case Builtin::BI__builtin_subcb:
  case Builtin::BI__builtin_subcs:
  case Builtin::BI__builtin_subc:
  case Builtin::BI__builtin_subcl:
  case Builtin::BI__builtin_subcll:
    IntrinsicId = llvm::Intrinsic::usub_with_overflow;
    break;
  }

  // Construct our resulting LLVM IR expression.
  llvm::Value *Carry1;
  llvm::Value *Sum1 = EmitOverflowIntrinsic(*this, IntrinsicId,
                                            X, Y, Carry1);
  llvm::Value *Carry2;
  llvm::Value *Sum2 = EmitOverflowIntrinsic(*this, IntrinsicId,
                                            Sum1, Carryin, Carry2);
  llvm::Value *CarryOut = Builder.CreateZExt(Builder.CreateOr(Carry1, Carry2),
                                             X->getType());
  Builder.CreateStore(CarryOut, CarryOutPtr);
  return RValue::get(Sum2);
}

case Builtin::BI__builtin_add_overflow:
case Builtin::BI__builtin_sub_overflow:
case Builtin::BI__builtin_mul_overflow: {
  const clang::Expr *LeftArg = E->getArg(0);
  const clang::Expr *RightArg = E->getArg(1);
  const clang::Expr *ResultArg = E->getArg(2);

  clang::QualType ResultQTy =
      ResultArg->getType()->castAs<PointerType>()->getPointeeType();

  WidthAndSignedness LeftInfo =
      getIntegerWidthAndSignedness(CGM.getContext(), LeftArg->getType());
  WidthAndSignedness RightInfo =
      getIntegerWidthAndSignedness(CGM.getContext(), RightArg->getType());
  WidthAndSignedness ResultInfo =
      getIntegerWidthAndSignedness(CGM.getContext(), ResultQTy);

  // Handle mixed-sign multiplication as a special case, because adding
  // runtime or backend support for our generic irgen would be too expensive.
  if (isSpecialMixedSignMultiply(BuiltinID, LeftInfo, RightInfo, ResultInfo))
    return EmitCheckedMixedSignMultiply(*this, LeftArg, LeftInfo, RightArg,
                                        RightInfo, ResultArg, ResultQTy,
                                        ResultInfo);

  if (isSpecialUnsignedMultiplySignedResult(BuiltinID, LeftInfo, RightInfo,
                                            ResultInfo))
    return EmitCheckedUnsignedMultiplySignedResult(
        *this, LeftArg, LeftInfo, RightArg, RightInfo, ResultArg, ResultQTy,
        ResultInfo);

  WidthAndSignedness EncompassingInfo =
      EncompassingIntegerType({LeftInfo, RightInfo, ResultInfo});

  llvm::Type *EncompassingLLVMTy =
      llvm::IntegerType::get(CGM.getLLVMContext(), EncompassingInfo.Width);

  llvm::Type *ResultLLVMTy = CGM.getTypes().ConvertType(ResultQTy);

  llvm::Intrinsic::ID IntrinsicId;
  switch (BuiltinID) {
  default:
    llvm_unreachable("Unknown overflow builtin id.")__builtin_unreachable();
  case Builtin::BI__builtin_add_overflow:
    IntrinsicId = EncompassingInfo.Signed
                      ? llvm::Intrinsic::sadd_with_overflow
                      : llvm::Intrinsic::uadd_with_overflow;
    break;
  case Builtin::BI__builtin_sub_overflow:
    IntrinsicId = EncompassingInfo.Signed
                      ? llvm::Intrinsic::ssub_with_overflow
                      : llvm::Intrinsic::usub_with_overflow;
    break;
  case Builtin::BI__builtin_mul_overflow:
    IntrinsicId = EncompassingInfo.Signed
                      ? llvm::Intrinsic::smul_with_overflow
                      : llvm::Intrinsic::umul_with_overflow;
    break;
  }

  llvm::Value *Left = EmitScalarExpr(LeftArg);
  llvm::Value *Right = EmitScalarExpr(RightArg);
  Address ResultPtr = EmitPointerWithAlignment(ResultArg);

  // Extend each operand to the encompassing type.
  Left = Builder.CreateIntCast(Left, EncompassingLLVMTy, LeftInfo.Signed);
  Right = Builder.CreateIntCast(Right, EncompassingLLVMTy, RightInfo.Signed);

  // Perform the operation on the extended values.
  llvm::Value *Overflow, *Result;
  Result = EmitOverflowIntrinsic(*this, IntrinsicId, Left, Right, Overflow);

  if (EncompassingInfo.Width > ResultInfo.Width) {
    // The encompassing type is wider than the result type, so we need to
    // truncate it.
    llvm::Value *ResultTrunc = Builder.CreateTrunc(Result, ResultLLVMTy);

    // To see if the truncation caused an overflow, we will extend
    // the result and then compare it to the original result.
    llvm::Value *ResultTruncExt = Builder.CreateIntCast(
        ResultTrunc, EncompassingLLVMTy, ResultInfo.Signed);
    llvm::Value *TruncationOverflow =
        Builder.CreateICmpNE(Result, ResultTruncExt);

    Overflow = Builder.CreateOr(Overflow, TruncationOverflow);
    Result = ResultTrunc;
  }

  // Finally, store the result using the pointer.
  bool isVolatile =
    ResultArg->getType()->getPointeeType().isVolatileQualified();
  Builder.CreateStore(EmitToMemory(Result, ResultQTy), ResultPtr, isVolatile);

  return RValue::get(Overflow);
}

case Builtin::BI__builtin_uadd_overflow:
case Builtin::BI__builtin_uaddl_overflow:
case Builtin::BI__builtin_uaddll_overflow:
case Builtin::BI__builtin_usub_overflow:
case Builtin::BI__builtin_usubl_overflow:
case Builtin::BI__builtin_usubll_overflow:
case Builtin::BI__builtin_umul_overflow:
case Builtin::BI__builtin_umull_overflow:
case Builtin::BI__builtin_umulll_overflow:
case Builtin::BI__builtin_sadd_overflow:
case Builtin::BI__builtin_saddl_overflow:
case Builtin::BI__builtin_saddll_overflow:
case Builtin::BI__builtin_ssub_overflow:
case Builtin::BI__builtin_ssubl_overflow:
case Builtin::BI__builtin_ssubll_overflow:
case Builtin::BI__builtin_smul_overflow:
case Builtin::BI__builtin_smull_overflow:
case Builtin::BI__builtin_smulll_overflow: {

  // We translate all of these builtins directly to the relevant llvm IR node.

  // Scalarize our inputs.
  llvm::Value *X = EmitScalarExpr(E->getArg(0));
  llvm::Value *Y = EmitScalarExpr(E->getArg(1));
  Address SumOutPtr = EmitPointerWithAlignment(E->getArg(2));

  // Decide which of the overflow intrinsics we are lowering to:
  llvm::Intrinsic::ID IntrinsicId;
  switch (BuiltinID) {
  default: llvm_unreachable("Unknown overflow builtin id.")__builtin_unreachable();
  case Builtin::BI__builtin_uadd_overflow:
  case Builtin::BI__builtin_uaddl_overflow:
  case Builtin::BI__builtin_uaddll_overflow:
    IntrinsicId = llvm::Intrinsic::uadd_with_overflow;
    break;
  case Builtin::BI__builtin_usub_overflow:
  case Builtin::BI__builtin_usubl_overflow:
  case Builtin::BI__builtin_usubll_overflow:
    IntrinsicId = llvm::Intrinsic::usub_with_overflow;
    break;
  case Builtin::BI__builtin_umul_overflow:
  case Builtin::BI__builtin_umull_overflow:
  case Builtin::BI__builtin_umulll_overflow:
    IntrinsicId = llvm::Intrinsic::umul_with_overflow;
    break;
  case Builtin::BI__builtin_sadd_overflow:
  case Builtin::BI__builtin_saddl_overflow:
  case Builtin::BI__builtin_saddll_overflow:
    IntrinsicId = llvm::Intrinsic::sadd_with_overflow;
    break;
  case Builtin::BI__builtin_ssub_overflow:
  case Builtin::BI__builtin_ssubl_overflow:
  case Builtin::BI__builtin_ssubll_overflow:
    IntrinsicId = llvm::Intrinsic::ssub_with_overflow;
    break;
  case Builtin::BI__builtin_smul_overflow:
  case Builtin::BI__builtin_smull_overflow:
  case Builtin::BI__builtin_smulll_overflow:
    IntrinsicId = llvm::Intrinsic::smul_with_overflow;
    break;
  }


  llvm::Value *Carry;
  llvm::Value *Sum = EmitOverflowIntrinsic(*this, IntrinsicId, X, Y, Carry);
  Builder.CreateStore(Sum, SumOutPtr);

  return RValue::get(Carry);
}
case Builtin::BI__builtin_addressof:
  return RValue::get(EmitLValue(E->getArg(0)).getPointer(*this));
case Builtin::BI__builtin_operator_new:
  return EmitBuiltinNewDeleteCall(
      E->getCallee()->getType()->castAs<FunctionProtoType>(), E, false);
case Builtin::BI__builtin_operator_delete:
  return EmitBuiltinNewDeleteCall(
      E->getCallee()->getType()->castAs<FunctionProtoType>(), E, true);

case Builtin::BI__builtin_is_aligned:
  return EmitBuiltinIsAligned(E);
case Builtin::BI__builtin_align_up:
  return EmitBuiltinAlignTo(E, true);
case Builtin::BI__builtin_align_down:
  return EmitBuiltinAlignTo(E, false);

case Builtin::BI__noop:
  // __noop always evaluates to an integer literal zero.
  return RValue::get(ConstantInt::get(IntTy, 0));
case Builtin::BI__builtin_call_with_static_chain: {
  const CallExpr *Call = cast<CallExpr>(E->getArg(0));
  const Expr *Chain = E->getArg(1);
  return EmitCall(Call->getCallee()->getType(),
                  EmitCallee(Call->getCallee()), Call, ReturnValue,
                  EmitScalarExpr(Chain));
}
case Builtin::BI_InterlockedExchange8:
case Builtin::BI_InterlockedExchange16:
case Builtin::BI_InterlockedExchange:
case Builtin::BI_InterlockedExchangePointer:
  return RValue::get(
      EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedExchange, E));
case Builtin::BI_InterlockedCompareExchangePointer:
case Builtin::BI_InterlockedCompareExchangePointer_nf: {
  llvm::Type *RTy;
  llvm::IntegerType *IntType =
    IntegerType::get(getLLVMContext(),
                     getContext().getTypeSize(E->getType()));
  llvm::Type *IntPtrType = IntType->getPointerTo();

  llvm::Value *Destination =
    Builder.CreateBitCast(EmitScalarExpr(E->getArg(0)), IntPtrType);

  llvm::Value *Exchange = EmitScalarExpr(E->getArg(1));
  RTy = Exchange->getType();
  Exchange = Builder.CreatePtrToInt(Exchange, IntType);

  llvm::Value *Comparand =
    Builder.CreatePtrToInt(EmitScalarExpr(E->getArg(2)), IntType);

  auto Ordering =
    BuiltinID == Builtin::BI_InterlockedCompareExchangePointer_nf ?
    AtomicOrdering::Monotonic : AtomicOrdering::SequentiallyConsistent;

  auto Result = Builder.CreateAtomicCmpXchg(Destination, Comparand, Exchange,
                                            Ordering, Ordering);
  Result->setVolatile(true);

  return RValue::get(Builder.CreateIntToPtr(Builder.CreateExtractValue(Result,
                                                                       0),
                                            RTy));
}
case Builtin::BI_InterlockedCompareExchange8:
case Builtin::BI_InterlockedCompareExchange16:
case Builtin::BI_InterlockedCompareExchange:
case Builtin::BI_InterlockedCompareExchange64:
  return RValue::get(EmitAtomicCmpXchgForMSIntrin(*this, E));
case Builtin::BI_InterlockedIncrement16:
case Builtin::BI_InterlockedIncrement:
  return RValue::get(
      EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedIncrement, E));
case Builtin::BI_InterlockedDecrement16:
case Builtin::BI_InterlockedDecrement:
  return RValue::get(
      EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedDecrement, E));
case Builtin::BI_InterlockedAnd8:
case Builtin::BI_InterlockedAnd16:
case Builtin::BI_InterlockedAnd:
  return RValue::get(EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedAnd, E));
case Builtin::BI_InterlockedExchangeAdd8:
case Builtin::BI_InterlockedExchangeAdd16:
case Builtin::BI_InterlockedExchangeAdd:
  return RValue::get(
      EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedExchangeAdd, E));
case Builtin::BI_InterlockedExchangeSub8:
case Builtin::BI_InterlockedExchangeSub16:
case Builtin::BI_InterlockedExchangeSub:
  return RValue::get(
      EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedExchangeSub, E));
case Builtin::BI_InterlockedOr8:
case Builtin::BI_InterlockedOr16:
case Builtin::BI_InterlockedOr:
  return RValue::get(EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedOr, E));
case Builtin::BI_InterlockedXor8:
case Builtin::BI_InterlockedXor16:
case Builtin::BI_InterlockedXor:
  return RValue::get(EmitMSVCBuiltinExpr(MSVCIntrin::_InterlockedXor, E));

case Builtin::BI_bittest64:
case Builtin::BI_bittest:
case Builtin::BI_bittestandcomplement64:
case Builtin::BI_bittestandcomplement:
case Builtin::BI_bittestandreset64:
case Builtin::BI_bittestandreset:
case Builtin::BI_bittestandset64:
case Builtin::BI_bittestandset:
case Builtin::BI_interlockedbittestandreset:
case Builtin::BI_interlockedbittestandreset64:
case Builtin::BI_interlockedbittestandset64:
case Builtin::BI_interlockedbittestandset:
case Builtin::BI_interlockedbittestandset_acq:
case Builtin::BI_interlockedbittestandset_rel:
case Builtin::BI_interlockedbittestandset_nf:
case Builtin::BI_interlockedbittestandreset_acq:
case Builtin::BI_interlockedbittestandreset_rel:
case Builtin::BI_interlockedbittestandreset_nf:
  return RValue::get(EmitBitTestIntrinsic(*this, BuiltinID, E));

  // These builtins exist to emit regular volatile loads and stores not
  // affected by the -fms-volatile setting.
case Builtin::BI__iso_volatile_load8:
case Builtin::BI__iso_volatile_load16:
case Builtin::BI__iso_volatile_load32:
case Builtin::BI__iso_volatile_load64:
  return RValue::get(EmitISOVolatileLoad(*this, E));
case Builtin::BI__iso_volatile_store8:
case Builtin::BI__iso_volatile_store16:
case Builtin::BI__iso_volatile_store32:
case Builtin::BI__iso_volatile_store64:
  return RValue::get(EmitISOVolatileStore(*this, E));

case Builtin::BI__exception_code:
case Builtin::BI_exception_code:
  return RValue::get(EmitSEHExceptionCode());
case Builtin::BI__exception_info:
case Builtin::BI_exception_info:
  return RValue::get(EmitSEHExceptionInfo());
case Builtin::BI__abnormal_termination:
case Builtin::BI_abnormal_termination:
  return RValue::get(EmitSEHAbnormalTermination());
case Builtin::BI_setjmpex:
  if (getTarget().getTriple().isOSMSVCRT() && E->getNumArgs() == 1 &&
      E->getArg(0)->getType()->isPointerType())
    return EmitMSVCRTSetJmp(*this, MSVCSetJmpKind::_setjmpex, E);
  break;
case Builtin::BI_setjmp:
  if (getTarget().getTriple().isOSMSVCRT() && E->getNumArgs() == 1 &&
      E->getArg(0)->getType()->isPointerType()) {
    if (getTarget().getTriple().getArch() == llvm::Triple::x86)
      return EmitMSVCRTSetJmp(*this, MSVCSetJmpKind::_setjmp3, E);
    else if (getTarget().getTriple().getArch() == llvm::Triple::aarch64)
      return EmitMSVCRTSetJmp(*this, MSVCSetJmpKind::_setjmpex, E);
    return EmitMSVCRTSetJmp(*this, MSVCSetJmpKind::_setjmp, E);
  }
  break;

case Builtin::BI__GetExceptionInfo: {
  if (llvm::GlobalVariable *GV =
          CGM.getCXXABI().getThrowInfo(FD->getParamDecl(0)->getType()))
    return RValue::get(llvm::ConstantExpr::getBitCast(GV, CGM.Int8PtrTy));
  break;
}

case Builtin::BI__fastfail:
  return RValue::get(EmitMSVCBuiltinExpr(MSVCIntrin::__fastfail, E));

case Builtin::BI__builtin_coro_size: {
  auto & Context = getContext();
  auto SizeTy = Context.getSizeType();
  auto T = Builder.getIntNTy(Context.getTypeSize(SizeTy));
  Function *F = CGM.getIntrinsic(Intrinsic::coro_size, T);
  return RValue::get(Builder.CreateCall(F));
}

case Builtin::BI__builtin_coro_id:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_id);
case Builtin::BI__builtin_coro_promise:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_promise);
case Builtin::BI__builtin_coro_resume:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_resume);
case Builtin::BI__builtin_coro_frame:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_frame);
case Builtin::BI__builtin_coro_noop:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_noop);
case Builtin::BI__builtin_coro_free:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_free);
case Builtin::BI__builtin_coro_destroy:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_destroy);
case Builtin::BI__builtin_coro_done:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_done);
case Builtin::BI__builtin_coro_alloc:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_alloc);
case Builtin::BI__builtin_coro_begin:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_begin);
case Builtin::BI__builtin_coro_end:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_end);
case Builtin::BI__builtin_coro_suspend:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_suspend);
case Builtin::BI__builtin_coro_param:
  return EmitCoroutineIntrinsic(E, Intrinsic::coro_param);

// OpenCL v2.0 s6.13.16.2, Built-in pipe read and write functions
case Builtin::BIread_pipe:
case Builtin::BIwrite_pipe: {
  Value *Arg0 = EmitScalarExpr(E->getArg(0)),
        *Arg1 = EmitScalarExpr(E->getArg(1));
  CGOpenCLRuntime OpenCLRT(CGM);
  Value *PacketSize = OpenCLRT.getPipeElemSize(E->getArg(0));
  Value *PacketAlign = OpenCLRT.getPipeElemAlign(E->getArg(0));

  // Type of the generic packet parameter.
  unsigned GenericAS =
      getContext().getTargetAddressSpace(LangAS::opencl_generic);
  llvm::Type *I8PTy = llvm::PointerType::get(
      llvm::Type::getInt8Ty(getLLVMContext()), GenericAS);

  // Testing which overloaded version we should generate the call for.
  if (2U == E->getNumArgs()) {
    const char *Name = (BuiltinID == Builtin::BIread_pipe) ? "__read_pipe_2"
                                                           : "__write_pipe_2";
    // Creating a generic function type to be able to call with any builtin or
    // user defined type.
    llvm::Type *ArgTys[] = {Arg0->getType(), I8PTy, Int32Ty, Int32Ty};
    llvm::FunctionType *FTy = llvm::FunctionType::get(
        Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);
    Value *BCast = Builder.CreatePointerCast(Arg1, I8PTy);
    return RValue::get(
        EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                        {Arg0, BCast, PacketSize, PacketAlign}));
  } else {
    assert(4 == E->getNumArgs() &&((void)0)
           "Illegal number of parameters to pipe function")((void)0);
    const char *Name = (BuiltinID == Builtin::BIread_pipe) ? "__read_pipe_4"
                                                           : "__write_pipe_4";

    llvm::Type *ArgTys[] = {Arg0->getType(), Arg1->getType(), Int32Ty, I8PTy,
                            Int32Ty, Int32Ty};
    Value *Arg2 = EmitScalarExpr(E->getArg(2)),
          *Arg3 = EmitScalarExpr(E->getArg(3));
    llvm::FunctionType *FTy = llvm::FunctionType::get(
        Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);
    Value *BCast = Builder.CreatePointerCast(Arg3, I8PTy);
    // We know the third argument is an integer type, but we may need to cast
    // it to i32.
    if (Arg2->getType() != Int32Ty)
      Arg2 = Builder.CreateZExtOrTrunc(Arg2, Int32Ty);
    return RValue::get(
        EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                        {Arg0, Arg1, Arg2, BCast, PacketSize, PacketAlign}));
  }
}
// OpenCL v2.0 s6.13.16 ,s9.17.3.5 - Built-in pipe reserve read and write
// functions
case Builtin::BIreserve_read_pipe:
case Builtin::BIreserve_write_pipe:
case Builtin::BIwork_group_reserve_read_pipe:
case Builtin::BIwork_group_reserve_write_pipe:
case Builtin::BIsub_group_reserve_read_pipe:
case Builtin::BIsub_group_reserve_write_pipe: {
  // Composing the mangled name for the function.
  const char *Name;
  if (BuiltinID == Builtin::BIreserve_read_pipe)
    Name = "__reserve_read_pipe";
  else if (BuiltinID == Builtin::BIreserve_write_pipe)
    Name = "__reserve_write_pipe";
  else if (BuiltinID == Builtin::BIwork_group_reserve_read_pipe)
    Name = "__work_group_reserve_read_pipe";
  else if (BuiltinID == Builtin::BIwork_group_reserve_write_pipe)
    Name = "__work_group_reserve_write_pipe";
  else if (BuiltinID == Builtin::BIsub_group_reserve_read_pipe)
    Name = "__sub_group_reserve_read_pipe";
  else
    Name = "__sub_group_reserve_write_pipe";

  Value *Arg0 = EmitScalarExpr(E->getArg(0)),
        *Arg1 = EmitScalarExpr(E->getArg(1));
  llvm::Type *ReservedIDTy = ConvertType(getContext().OCLReserveIDTy);
  CGOpenCLRuntime OpenCLRT(CGM);
  Value *PacketSize = OpenCLRT.getPipeElemSize(E->getArg(0));
  Value *PacketAlign = OpenCLRT.getPipeElemAlign(E->getArg(0));

  // Building the generic function prototype.
  llvm::Type *ArgTys[] = {Arg0->getType(), Int32Ty, Int32Ty, Int32Ty};
  llvm::FunctionType *FTy = llvm::FunctionType::get(
      ReservedIDTy, llvm::ArrayRef<llvm::Type *>(ArgTys), false);
  // We know the second argument is an integer type, but we may need to cast
  // it to i32.
  if (Arg1->getType() != Int32Ty)
    Arg1 = Builder.CreateZExtOrTrunc(Arg1, Int32Ty);
  return RValue::get(EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                                     {Arg0, Arg1, PacketSize, PacketAlign}));
}
// OpenCL v2.0 s6.13.16, s9.17.3.5 - Built-in pipe commit read and write
// functions
case Builtin::BIcommit_read_pipe:
case Builtin::BIcommit_write_pipe:
case Builtin::BIwork_group_commit_read_pipe:
case Builtin::BIwork_group_commit_write_pipe:
case Builtin::BIsub_group_commit_read_pipe:
case Builtin::BIsub_group_commit_write_pipe: {
  const char *Name;
  if (BuiltinID == Builtin::BIcommit_read_pipe)
    Name = "__commit_read_pipe";
  else if (BuiltinID == Builtin::BIcommit_write_pipe)
    Name = "__commit_write_pipe";
  else if (BuiltinID == Builtin::BIwork_group_commit_read_pipe)
    Name = "__work_group_commit_read_pipe";
  else if (BuiltinID == Builtin::BIwork_group_commit_write_pipe)
    Name = "__work_group_commit_write_pipe";
  else if (BuiltinID == Builtin::BIsub_group_commit_read_pipe)
    Name = "__sub_group_commit_read_pipe";
  else
    Name = "__sub_group_commit_write_pipe";

  Value *Arg0 = EmitScalarExpr(E->getArg(0)),
        *Arg1 = EmitScalarExpr(E->getArg(1));
  CGOpenCLRuntime OpenCLRT(CGM);
  Value *PacketSize = OpenCLRT.getPipeElemSize(E->getArg(0));
  Value *PacketAlign = OpenCLRT.getPipeElemAlign(E->getArg(0));

  // Building the generic function prototype.
  llvm::Type *ArgTys[] = {Arg0->getType(), Arg1->getType(), Int32Ty, Int32Ty};
  llvm::FunctionType *FTy =
      llvm::FunctionType::get(llvm::Type::getVoidTy(getLLVMContext()),
                              llvm::ArrayRef<llvm::Type *>(ArgTys), false);

  return RValue::get(EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                                     {Arg0, Arg1, PacketSize, PacketAlign}));
}
// OpenCL v2.0 s6.13.16.4 Built-in pipe query functions
case Builtin::BIget_pipe_num_packets:
case Builtin::BIget_pipe_max_packets: {
  const char *BaseName;
  const auto *PipeTy = E->getArg(0)->getType()->castAs<PipeType>();
  if (BuiltinID == Builtin::BIget_pipe_num_packets)
    BaseName = "__get_pipe_num_packets";
  else
    BaseName = "__get_pipe_max_packets";
  std::string Name = std::string(BaseName) +
                     std::string(PipeTy->isReadOnly() ? "_ro" : "_wo");

  // Building the generic function prototype.
  Value *Arg0 = EmitScalarExpr(E->getArg(0));
  CGOpenCLRuntime OpenCLRT(CGM);
  Value *PacketSize = OpenCLRT.getPipeElemSize(E->getArg(0));
  Value *PacketAlign = OpenCLRT.getPipeElemAlign(E->getArg(0));
  llvm::Type *ArgTys[] = {Arg0->getType(), Int32Ty, Int32Ty};
  llvm::FunctionType *FTy = llvm::FunctionType::get(
      Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);

  return RValue::get(EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                                     {Arg0, PacketSize, PacketAlign}));
}

// OpenCL v2.0 s6.13.9 - Address space qualifier functions.
case Builtin::BIto_global:
case Builtin::BIto_local:
case Builtin::BIto_private: {
  auto Arg0 = EmitScalarExpr(E->getArg(0));
  auto NewArgT = llvm::PointerType::get(Int8Ty,
    CGM.getContext().getTargetAddressSpace(LangAS::opencl_generic));
  auto NewRetT = llvm::PointerType::get(Int8Ty,
    CGM.getContext().getTargetAddressSpace(
      E->getType()->getPointeeType().getAddressSpace()));
  auto FTy = llvm::FunctionType::get(NewRetT, {NewArgT}, false);
  llvm::Value *NewArg;
  if (Arg0->getType()->getPointerAddressSpace() !=
      NewArgT->getPointerAddressSpace())
    NewArg = Builder.CreateAddrSpaceCast(Arg0, NewArgT);
  else
    NewArg = Builder.CreateBitOrPointerCast(Arg0, NewArgT);
  auto NewName = std::string("__") + E->getDirectCallee()->getName().str();
  auto NewCall =
      EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, NewName), {NewArg});
  return RValue::get(Builder.CreateBitOrPointerCast(NewCall,
    ConvertType(E->getType())));
}

// OpenCL v2.0, s6.13.17 - Enqueue kernel function.
// It contains four different overload formats specified in Table 6.13.17.1.
case Builtin::BIenqueue_kernel: {
  StringRef Name; // Generated function call name
  unsigned NumArgs = E->getNumArgs();

  llvm::Type *QueueTy = ConvertType(getContext().OCLQueueTy);
  llvm::Type *GenericVoidPtrTy = Builder.getInt8PtrTy(
      getContext().getTargetAddressSpace(LangAS::opencl_generic));

  llvm::Value *Queue = EmitScalarExpr(E->getArg(0));
  llvm::Value *Flags = EmitScalarExpr(E->getArg(1));
  LValue NDRangeL = EmitAggExprToLValue(E->getArg(2));
  llvm::Value *Range = NDRangeL.getAddress(*this).getPointer();
  llvm::Type *RangeTy = NDRangeL.getAddress(*this).getType();

  if (NumArgs == 4) {
    // The most basic form of the call with parameters:
    // queue_t, kernel_enqueue_flags_t, ndrange_t, block(void)
    Name = "__enqueue_kernel_basic";
    llvm::Type *ArgTys[] = {QueueTy, Int32Ty, RangeTy, GenericVoidPtrTy,
                            GenericVoidPtrTy};
    llvm::FunctionType *FTy = llvm::FunctionType::get(
        Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);

    auto Info =
        CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(3));
    llvm::Value *Kernel =
        Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
    llvm::Value *Block =
        Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);

    AttrBuilder B;
    B.addByValAttr(NDRangeL.getAddress(*this).getElementType());
    llvm::AttributeList ByValAttrSet =
        llvm::AttributeList::get(CGM.getModule().getContext(), 3U, B);

    auto RTCall =
        EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name, ByValAttrSet),
                        {Queue, Flags, Range, Kernel, Block});
    RTCall->setAttributes(ByValAttrSet);
    return RValue::get(RTCall);
  }
  assert(NumArgs >= 5 && "Invalid enqueue_kernel signature")((void)0);

  // Create a temporary array to hold the sizes of local pointer arguments
  // for the block. \p First is the position of the first size argument.
  auto CreateArrayForSizeVar = [=](unsigned First)
      -> std::tuple<llvm::Value *, llvm::Value *, llvm::Value *> {
    llvm::APInt ArraySize(32, NumArgs - First);
    QualType SizeArrayTy = getContext().getConstantArrayType(
        getContext().getSizeType(), ArraySize, nullptr, ArrayType::Normal,
        /*IndexTypeQuals=*/0);
    auto Tmp = CreateMemTemp(SizeArrayTy, "block_sizes");
    llvm::Value *TmpPtr = Tmp.getPointer();
    llvm::Value *TmpSize = EmitLifetimeStart(
        CGM.getDataLayout().getTypeAllocSize(Tmp.getElementType()), TmpPtr);
    llvm::Value *ElemPtr;
    // Each of the following arguments specifies the size of the corresponding
    // argument passed to the enqueued block.
    auto *Zero = llvm::ConstantInt::get(IntTy, 0);
    for (unsigned I = First; I < NumArgs; ++I) {
      auto *Index = llvm::ConstantInt::get(IntTy, I - First);
      auto *GEP = Builder.CreateGEP(Tmp.getElementType(), TmpPtr,
                                    {Zero, Index});
      if (I == First)
        ElemPtr = GEP;
      auto *V =
          Builder.CreateZExtOrTrunc(EmitScalarExpr(E->getArg(I)), SizeTy);
      Builder.CreateAlignedStore(
          V, GEP, CGM.getDataLayout().getPrefTypeAlign(SizeTy));
    }
    return std::tie(ElemPtr, TmpSize, TmpPtr);
  };

  // Could have events and/or varargs.
  if (E->getArg(3)->getType()->isBlockPointerType()) {
    // No events passed, but has variadic arguments.
    Name = "__enqueue_kernel_varargs";
    auto Info =
        CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(3));
    llvm::Value *Kernel =
        Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
    auto *Block = Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);
    llvm::Value *ElemPtr, *TmpSize, *TmpPtr;
    std::tie(ElemPtr, TmpSize, TmpPtr) = CreateArrayForSizeVar(4);

    // Create a vector of the arguments, as well as a constant value to
    // express to the runtime the number of variadic arguments.
    llvm::Value *const Args[] = {Queue,  Flags,
                                 Range,  Kernel,
                                 Block,  ConstantInt::get(IntTy, NumArgs - 4),
                                 ElemPtr};
    llvm::Type *const ArgTys[] = {
        QueueTy,          IntTy, RangeTy,           GenericVoidPtrTy,
        GenericVoidPtrTy, IntTy, ElemPtr->getType()};

    llvm::FunctionType *FTy = llvm::FunctionType::get(Int32Ty, ArgTys, false);
    auto Call = RValue::get(
        EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name), Args));
    if (TmpSize)
      EmitLifetimeEnd(TmpSize, TmpPtr);
    return Call;
  }
  // Any calls now have event arguments passed.
  if (NumArgs >= 7) {
    llvm::Type *EventTy = ConvertType(getContext().OCLClkEventTy);
    llvm::PointerType *EventPtrTy = EventTy->getPointerTo(
        CGM.getContext().getTargetAddressSpace(LangAS::opencl_generic));

    llvm::Value *NumEvents =
        Builder.CreateZExtOrTrunc(EmitScalarExpr(E->getArg(3)), Int32Ty);

    // Since SemaOpenCLBuiltinEnqueueKernel allows fifth and sixth arguments
    // to be a null pointer constant (including `0` literal), we can take it
    // into account and emit null pointer directly.
    llvm::Value *EventWaitList = nullptr;
    if (E->getArg(4)->isNullPointerConstant(
            getContext(), Expr::NPC_ValueDependentIsNotNull)) {
      EventWaitList = llvm::ConstantPointerNull::get(EventPtrTy);
    } else {
      EventWaitList = E->getArg(4)->getType()->isArrayType()
                      ? EmitArrayToPointerDecay(E->getArg(4)).getPointer()
                      : EmitScalarExpr(E->getArg(4));
      // Convert to generic address space.
      EventWaitList = Builder.CreatePointerCast(EventWaitList, EventPtrTy);
    }
    llvm::Value *EventRet = nullptr;
    if (E->getArg(5)->isNullPointerConstant(
            getContext(), Expr::NPC_ValueDependentIsNotNull)) {
      EventRet = llvm::ConstantPointerNull::get(EventPtrTy);
    } else {
      EventRet =
          Builder.CreatePointerCast(EmitScalarExpr(E->getArg(5)), EventPtrTy);
    }

    auto Info =
        CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(6));
    llvm::Value *Kernel =
        Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
    llvm::Value *Block =
        Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);

    std::vector<llvm::Type *> ArgTys = {
        QueueTy,    Int32Ty,    RangeTy,          Int32Ty,
        EventPtrTy, EventPtrTy, GenericVoidPtrTy, GenericVoidPtrTy};

    std::vector<llvm::Value *> Args = {Queue,     Flags,         Range,
                                       NumEvents, EventWaitList, EventRet,
                                       Kernel,    Block};

    if (NumArgs == 7) {
      // Has events but no variadics.
      Name = "__enqueue_kernel_basic_events";
      llvm::FunctionType *FTy = llvm::FunctionType::get(
          Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);
      return RValue::get(
          EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                          llvm::ArrayRef<llvm::Value *>(Args)));
    }
    // Has event info and variadics
    // Pass the number of variadics to the runtime function too.
    Args.push_back(ConstantInt::get(Int32Ty, NumArgs - 7));
    ArgTys.push_back(Int32Ty);
    Name = "__enqueue_kernel_events_varargs";

    llvm::Value *ElemPtr, *TmpSize, *TmpPtr;
    std::tie(ElemPtr, TmpSize, TmpPtr) = CreateArrayForSizeVar(7);
    Args.push_back(ElemPtr);
    ArgTys.push_back(ElemPtr->getType());

    llvm::FunctionType *FTy = llvm::FunctionType::get(
        Int32Ty, llvm::ArrayRef<llvm::Type *>(ArgTys), false);
    auto Call =
        RValue::get(EmitRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name),
                                    llvm::ArrayRef<llvm::Value *>(Args)));
    if (TmpSize)
      EmitLifetimeEnd(TmpSize, TmpPtr);
    return Call;
  }
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
}
// OpenCL v2.0 s6.13.17.6 - Kernel query functions need bitcast of block
// parameter.
case Builtin::BIget_kernel_work_group_size: {
  llvm::Type *GenericVoidPtrTy = Builder.getInt8PtrTy(
      getContext().getTargetAddressSpace(LangAS::opencl_generic));
  auto Info =
      CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(0));
  Value *Kernel = Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
  Value *Arg = Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);
  return RValue::get(EmitRuntimeCall(
      CGM.CreateRuntimeFunction(
          llvm::FunctionType::get(IntTy, {GenericVoidPtrTy, GenericVoidPtrTy},
                                  false),
          "__get_kernel_work_group_size_impl"),
      {Kernel, Arg}));
}
case Builtin::BIget_kernel_preferred_work_group_size_multiple: {
  llvm::Type *GenericVoidPtrTy = Builder.getInt8PtrTy(
      getContext().getTargetAddressSpace(LangAS::opencl_generic));
  auto Info =
      CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(0));
  Value *Kernel = Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
  Value *Arg = Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);
  return RValue::get(EmitRuntimeCall(
      CGM.CreateRuntimeFunction(
          llvm::FunctionType::get(IntTy, {GenericVoidPtrTy, GenericVoidPtrTy},
                                  false),
          "__get_kernel_preferred_work_group_size_multiple_impl"),
      {Kernel, Arg}));
}
case Builtin::BIget_kernel_max_sub_group_size_for_ndrange:
case Builtin::BIget_kernel_sub_group_count_for_ndrange: {
  llvm::Type *GenericVoidPtrTy = Builder.getInt8PtrTy(
      getContext().getTargetAddressSpace(LangAS::opencl_generic));
  LValue NDRangeL = EmitAggExprToLValue(E->getArg(0));
  llvm::Value *NDRange = NDRangeL.getAddress(*this).getPointer();
  auto Info =
      CGM.getOpenCLRuntime().emitOpenCLEnqueuedBlock(*this, E->getArg(1));
  Value *Kernel = Builder.CreatePointerCast(Info.Kernel, GenericVoidPtrTy);
  Value *Block = Builder.CreatePointerCast(Info.BlockArg, GenericVoidPtrTy);
  const char *Name =
      BuiltinID == Builtin::BIget_kernel_max_sub_group_size_for_ndrange
          ? "__get_kernel_max_sub_group_size_for_ndrange_impl"
          : "__get_kernel_sub_group_count_for_ndrange_impl";
  return RValue::get(EmitRuntimeCall(
      CGM.CreateRuntimeFunction(
          llvm::FunctionType::get(
              IntTy, {NDRange->getType(), GenericVoidPtrTy, GenericVoidPtrTy},
              false),
          Name),
      {NDRange, Kernel, Block}));
}

case Builtin::BI__builtin_store_half:
case Builtin::BI__builtin_store_halff: {
  Value *Val = EmitScalarExpr(E->getArg(0));
  Address Address = EmitPointerWithAlignment(E->getArg(1));
  Value *HalfVal = Builder.CreateFPTrunc(Val, Builder.getHalfTy());
  return RValue::get(Builder.CreateStore(HalfVal, Address));
}
case Builtin::BI__builtin_load_half: {
  Address Address = EmitPointerWithAlignment(E->getArg(0));
  Value *HalfVal = Builder.CreateLoad(Address);
  return RValue::get(Builder.CreateFPExt(HalfVal, Builder.getDoubleTy()));
}
case Builtin::BI__builtin_load_halff: {
  Address Address = EmitPointerWithAlignment(E->getArg(0));
  Value *HalfVal = Builder.CreateLoad(Address);
  return RValue::get(Builder.CreateFPExt(HalfVal, Builder.getFloatTy()));
}
case Builtin::BIprintf:
  if (getTarget().getTriple().isNVPTX())
    return EmitNVPTXDevicePrintfCallExpr(E, ReturnValue);
  if (getTarget().getTriple().getArch() == Triple::amdgcn &&
      getLangOpts().HIP)
    return EmitAMDGPUDevicePrintfCallExpr(E, ReturnValue);
  break;
case Builtin::BI__builtin_canonicalize:
case Builtin::BI__builtin_canonicalizef:
case Builtin::BI__builtin_canonicalizef16:
case Builtin::BI__builtin_canonicalizel:
  return RValue::get(emitUnaryBuiltin(*this, E, Intrinsic::canonicalize));

case Builtin::BI__builtin_thread_pointer: {
  if (!getContext().getTargetInfo().isTLSSupported())
    CGM.ErrorUnsupported(E, "__builtin_thread_pointer");
  // Fall through - it's already mapped to the intrinsic by GCCBuiltin.
  break;
}
case Builtin::BI__builtin_os_log_format:
  return emitBuiltinOSLogFormat(*E);

case Builtin::BI__xray_customevent: {
  if (!ShouldXRayInstrumentFunction())
    return RValue::getIgnored();

  if (!CGM.getCodeGenOpts().XRayInstrumentationBundle.has(
          XRayInstrKind::Custom))
    return RValue::getIgnored();

  if (const auto *XRayAttr = CurFuncDecl->getAttr<XRayInstrumentAttr>())
    if (XRayAttr->neverXRayInstrument() && !AlwaysEmitXRayCustomEvents())
      return RValue::getIgnored();

  Function *F = CGM.getIntrinsic(Intrinsic::xray_customevent);
  auto FTy = F->getFunctionType();
  auto Arg0 = E->getArg(0);
  auto Arg0Val = EmitScalarExpr(Arg0);
  auto Arg0Ty = Arg0->getType();
  auto PTy0 = FTy->getParamType(0);
  if (PTy0 != Arg0Val->getType()) {
    if (Arg0Ty->isArrayType())
      Arg0Val = EmitArrayToPointerDecay(Arg0).getPointer();
    else
      Arg0Val = Builder.CreatePointerCast(Arg0Val, PTy0);
  }
  auto Arg1 = EmitScalarExpr(E->getArg(1));
  auto PTy1 = FTy->getParamType(1);
  if (PTy1 != Arg1->getType())
    Arg1 = Builder.CreateTruncOrBitCast(Arg1, PTy1);
  return RValue::get(Builder.CreateCall(F, {Arg0Val, Arg1}));
}

case Builtin::BI__xray_typedevent: {
  // TODO: There should be a way to always emit events even if the current
  // function is not instrumented. Losing events in a stream can cripple
  // a trace.
  if (!ShouldXRayInstrumentFunction())
    return RValue::getIgnored();

  if (!CGM.getCodeGenOpts().XRayInstrumentationBundle.has(
          XRayInstrKind::Typed))
    return RValue::getIgnored();

  if (const auto *XRayAttr = CurFuncDecl->getAttr<XRayInstrumentAttr>())
    if (XRayAttr->neverXRayInstrument() && !AlwaysEmitXRayTypedEvents())
      return RValue::getIgnored();

  Function *F = CGM.getIntrinsic(Intrinsic::xray_typedevent);
  auto FTy = F->getFunctionType();
  auto Arg0 = EmitScalarExpr(E->getArg(0));
  auto PTy0 = FTy->getParamType(0);
  if (PTy0 != Arg0->getType())
    Arg0 = Builder.CreateTruncOrBitCast(Arg0, PTy0);
  auto Arg1 = E->getArg(1);
  auto Arg1Val = EmitScalarExpr(Arg1);
  auto Arg1Ty = Arg1->getType();
  auto PTy1 = FTy->getParamType(1);
  if (PTy1 != Arg1Val->getType()) {
    if (Arg1Ty->isArrayType())
      Arg1Val = EmitArrayToPointerDecay(Arg1).getPointer();
    else
      Arg1Val = Builder.CreatePointerCast(Arg1Val, PTy1);
  }
  auto Arg2 = EmitScalarExpr(E->getArg(2));
  auto PTy2 = FTy->getParamType(2);
  if (PTy2 != Arg2->getType())
    Arg2 = Builder.CreateTruncOrBitCast(Arg2, PTy2);
  return RValue::get(Builder.CreateCall(F, {Arg0, Arg1Val, Arg2}));
}

case Builtin::BI__builtin_ms_va_start:
case Builtin::BI__builtin_ms_va_end:
  return RValue::get(
      EmitVAStartEnd(EmitMSVAListRef(E->getArg(0)).getPointer(),
                     BuiltinID == Builtin::BI__builtin_ms_va_start));

case Builtin::BI__builtin_ms_va_copy: {
  // Lower this manually. We can't reliably determine whether or not any
  // given va_copy() is for a Win64 va_list from the calling convention
  // alone, because it's legal to do this from a System V ABI function.
  // With opaque pointer types, we won't have enough information in LLVM
  // IR to determine this from the argument types, either. Best to do it
  // now, while we have enough information.
  Address DestAddr = EmitMSVAListRef(E->getArg(0));
  Address SrcAddr = EmitMSVAListRef(E->getArg(1));

  llvm::Type *BPP = Int8PtrPtrTy;

  DestAddr = Address(Builder.CreateBitCast(DestAddr.getPointer(), BPP, "cp"),
                     DestAddr.getAlignment());
  SrcAddr = Address(Builder.CreateBitCast(SrcAddr.getPointer(), BPP, "ap"),
                    SrcAddr.getAlignment());

  Value *ArgPtr = Builder.CreateLoad(SrcAddr, "ap.val");
  return RValue::get(Builder.CreateStore(ArgPtr, DestAddr));
}

case Builtin::BI__builtin_get_device_side_mangled_name: {
  auto Name = CGM.getCUDARuntime().getDeviceSideName(
      cast<DeclRefExpr>(E->getArg(0)->IgnoreImpCasts())->getDecl());
  auto Str = CGM.GetAddrOfConstantCString(Name, "");
  llvm::Constant *Zeros[] = {llvm::ConstantInt::get(SizeTy, 0),
                             llvm::ConstantInt::get(SizeTy, 0)};
  auto *Ptr = llvm::ConstantExpr::getGetElementPtr(Str.getElementType(),
                                                   Str.getPointer(), Zeros);
  return RValue::get(Ptr);
}
}

// If this is an alias for a lib function (e.g. __builtin_sin), emit
// the call using the normal call path, but using the unmangled
// version of the function name.
if (getContext().BuiltinInfo.isLibFunction(BuiltinID))
  return emitLibraryCall(*this, FD, E,
                         CGM.getBuiltinLibFunction(FD, BuiltinID));

// If this is a predefined lib function (e.g. malloc), emit the call
// using exactly the normal call path.
if (getContext().BuiltinInfo.isPredefinedLibFunction(BuiltinID))
  return emitLibraryCall(*this, FD, E,
                    cast<llvm::Constant>(EmitScalarExpr(E->getCallee())));

// Check that a call to a target specific builtin has the correct target
// features.
// This is down here to avoid non-target specific builtins, however, if
// generic builtins start to require generic target features then we
// can move this up to the beginning of the function.
checkTargetFeatures(E, FD);

if (unsigned VectorWidth = getContext().BuiltinInfo.getRequiredVectorWidth(BuiltinID))
  LargestVectorWidth = std::max(LargestVectorWidth, VectorWidth);

// See if we have a target specific intrinsic.
const char *Name = getContext().BuiltinInfo.getName(BuiltinID);
Intrinsic::ID IntrinsicID = Intrinsic::not_intrinsic;
StringRef Prefix =
    llvm::Triple::getArchTypePrefix(getTarget().getTriple().getArch());
if (!Prefix.empty()) {
  IntrinsicID = Intrinsic::getIntrinsicForGCCBuiltin(Prefix.data(), Name);
  // NOTE we don't need to perform a compatibility flag check here since the
  // intrinsics are declared in Builtins*.def via LANGBUILTIN which filter the
  // MS builtins via ALL_MS_LANGUAGES and are filtered earlier.
  if (IntrinsicID == Intrinsic::not_intrinsic)
    IntrinsicID = Intrinsic::getIntrinsicForMSBuiltin(Prefix.data(), Name);
}

if (IntrinsicID != Intrinsic::not_intrinsic) {
  SmallVector<Value*, 16> Args;

  // Find out if any arguments are required to be integer constant
  // expressions.
  unsigned ICEArguments = 0;
  ASTContext::GetBuiltinTypeError Error;
  getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
  assert(Error == ASTContext::GE_None && "Should not codegen an error")((void)0);

  Function *F = CGM.getIntrinsic(IntrinsicID);
  llvm::FunctionType *FTy = F->getFunctionType();

  for (unsigned i = 0, e = E->getNumArgs(); i != e; ++i) {
    Value *ArgValue;
    // If this is a normal argument, just emit it as a scalar.
    if ((ICEArguments & (1 << i)) == 0) {
      ArgValue = EmitScalarExpr(E->getArg(i));
    } else {
      // If this is required to be a constant, constant fold it so that we
      // know that the generated intrinsic gets a ConstantInt.
      ArgValue = llvm::ConstantInt::get(
          getLLVMContext(),
          *E->getArg(i)->getIntegerConstantExpr(getContext()));
    }

    // If the intrinsic arg type is different from the builtin arg type
    // we need to do a bit cast.
    llvm::Type *PTy = FTy->getParamType(i);
    if (PTy != ArgValue->getType()) {
      // XXX - vector of pointers?
      if (auto *PtrTy = dyn_cast<llvm::PointerType>(PTy)) {
        if (PtrTy->getAddressSpace() !=
            ArgValue->getType()->getPointerAddressSpace()) {
          ArgValue = Builder.CreateAddrSpaceCast(
            ArgValue,
            ArgValue->getType()->getPointerTo(PtrTy->getAddressSpace()));
        }
      }

      assert(PTy->canLosslesslyBitCastTo(FTy->getParamType(i)) &&((void)0)
             "Must be able to losslessly bit cast to param")((void)0);
      ArgValue = Builder.CreateBitCast(ArgValue, PTy);
    }

    Args.push_back(ArgValue);
  }

  Value *V = Builder.CreateCall(F, Args);
  QualType BuiltinRetType = E->getType();

  llvm::Type *RetTy = VoidTy;
  if (!BuiltinRetType->isVoidType())
    RetTy = ConvertType(BuiltinRetType);

  if (RetTy != V->getType()) {
    // XXX - vector of pointers?
    if (auto *PtrTy = dyn_cast<llvm::PointerType>(RetTy)) {
      if (PtrTy->getAddressSpace() != V->getType()->getPointerAddressSpace()) {
        V = Builder.CreateAddrSpaceCast(
          V, V->getType()->getPointerTo(PtrTy->getAddressSpace()));
      }
    }

    assert(V->getType()->canLosslesslyBitCastTo(RetTy) &&((void)0)
           "Must be able to losslessly bit cast result type")((void)0);
    V = Builder.CreateBitCast(V, RetTy);
  }

  return RValue::get(V);
}

// Some target-specific builtins can have aggregate return values, e.g.
// __builtin_arm_mve_vld2q_u32. So if the result is an aggregate, force
// ReturnValue to be non-null, so that the target-specific emission code can
// always just emit into it.
TypeEvaluationKind EvalKind = getEvaluationKind(E->getType());
if (EvalKind == TEK_Aggregate && ReturnValue.isNull()) {
  Address DestPtr = CreateMemTemp(E->getType(), "agg.tmp");
  ReturnValue = ReturnValueSlot(DestPtr, false);
}

// Now see if we can emit a target-specific builtin.
if (Value *V = EmitTargetBuiltinExpr(BuiltinID, E, ReturnValue)) {
  switch (EvalKind) {
  case TEK_Scalar:
    return RValue::get(V);
  case TEK_Aggregate:
    return RValue::getAggregate(ReturnValue.getValue(),
                                ReturnValue.isVolatile());
  case TEK_Complex:
    llvm_unreachable("No current target builtin returns complex")__builtin_unreachable();
  }
  llvm_unreachable("Bad evaluation kind in EmitBuiltinExpr")__builtin_unreachable();
}

ErrorUnsupported(E, "builtin function");

// Unknown builtin, for now just dump it out and return undef.
return GetUndefRValue(E->getType());
5293}

5295static Value *EmitTargetArchBuiltinExpr(CodeGenFunction *CGF,
                                      unsigned BuiltinID, const CallExpr *E,
                                      ReturnValueSlot ReturnValue,
                                      llvm::Triple::ArchType Arch) {
switch (Arch) {
case llvm::Triple::arm:
case llvm::Triple::armeb:
case llvm::Triple::thumb:
case llvm::Triple::thumbeb:
  return CGF->EmitARMBuiltinExpr(BuiltinID, E, ReturnValue, Arch);
case llvm::Triple::aarch64:
case llvm::Triple::aarch64_32:
case llvm::Triple::aarch64_be:
  return CGF->EmitAArch64BuiltinExpr(BuiltinID, E, Arch);
case llvm::Triple::bpfeb:
case llvm::Triple::bpfel:
  return CGF->EmitBPFBuiltinExpr(BuiltinID, E);
case llvm::Triple::x86:
case llvm::Triple::x86_64:
  return CGF->EmitX86BuiltinExpr(BuiltinID, E);
case llvm::Triple::ppc:
case llvm::Triple::ppcle:
case llvm::Triple::ppc64:
case llvm::Triple::ppc64le:
  return CGF->EmitPPCBuiltinExpr(BuiltinID, E);
case llvm::Triple::r600:
case llvm::Triple::amdgcn:
  return CGF->EmitAMDGPUBuiltinExpr(BuiltinID, E);
case llvm::Triple::systemz:
  return CGF->EmitSystemZBuiltinExpr(BuiltinID, E);
case llvm::Triple::nvptx:
case llvm::Triple::nvptx64:
  return CGF->EmitNVPTXBuiltinExpr(BuiltinID, E);
case llvm::Triple::wasm32:
case llvm::Triple::wasm64:
  return CGF->EmitWebAssemblyBuiltinExpr(BuiltinID, E);
case llvm::Triple::hexagon:
  return CGF->EmitHexagonBuiltinExpr(BuiltinID, E);
case llvm::Triple::riscv32:
case llvm::Triple::riscv64:
  return CGF->EmitRISCVBuiltinExpr(BuiltinID, E, ReturnValue);
default:
  return nullptr;
}
5339}

5341Value *CodeGenFunction::EmitTargetBuiltinExpr(unsigned BuiltinID,
                                            const CallExpr *E,
                                            ReturnValueSlot ReturnValue) {
if (getContext().BuiltinInfo.isAuxBuiltinID(BuiltinID)) {
  assert(getContext().getAuxTargetInfo() && "Missing aux target info")((void)0);
  return EmitTargetArchBuiltinExpr(
      this, getContext().BuiltinInfo.getAuxBuiltinID(BuiltinID), E,
      ReturnValue, getContext().getAuxTargetInfo()->getTriple().getArch());
}

return EmitTargetArchBuiltinExpr(this, BuiltinID, E, ReturnValue,
                                 getTarget().getTriple().getArch());
5353}

5355static llvm::FixedVectorType *GetNeonType(CodeGenFunction *CGF,
                                        NeonTypeFlags TypeFlags,
                                        bool HasLegalHalfType = true,
                                        bool V1Ty = false,
                                        bool AllowBFloatArgsAndRet = true) {
int IsQuad = TypeFlags.isQuad();
switch (TypeFlags.getEltType()) {
case NeonTypeFlags::Int8:
case NeonTypeFlags::Poly8:
  return llvm::FixedVectorType::get(CGF->Int8Ty, V1Ty ? 1 : (8 << IsQuad));
case NeonTypeFlags::Int16:
case NeonTypeFlags::Poly16:
  return llvm::FixedVectorType::get(CGF->Int16Ty, V1Ty ? 1 : (4 << IsQuad));
case NeonTypeFlags::BFloat16:
  if (AllowBFloatArgsAndRet)
    return llvm::FixedVectorType::get(CGF->BFloatTy, V1Ty ? 1 : (4 << IsQuad));
  else
    return llvm::FixedVectorType::get(CGF->Int16Ty, V1Ty ? 1 : (4 << IsQuad));
case NeonTypeFlags::Float16:
  if (HasLegalHalfType)
    return llvm::FixedVectorType::get(CGF->HalfTy, V1Ty ? 1 : (4 << IsQuad));
  else
    return llvm::FixedVectorType::get(CGF->Int16Ty, V1Ty ? 1 : (4 << IsQuad));
case NeonTypeFlags::Int32:
  return llvm::FixedVectorType::get(CGF->Int32Ty, V1Ty ? 1 : (2 << IsQuad));
case NeonTypeFlags::Int64:
case NeonTypeFlags::Poly64:
  return llvm::FixedVectorType::get(CGF->Int64Ty, V1Ty ? 1 : (1 << IsQuad));
case NeonTypeFlags::Poly128:
  // FIXME: i128 and f128 doesn't get fully support in Clang and llvm.
  // There is a lot of i128 and f128 API missing.
  // so we use v16i8 to represent poly128 and get pattern matched.
  return llvm::FixedVectorType::get(CGF->Int8Ty, 16);
case NeonTypeFlags::Float32:
  return llvm::FixedVectorType::get(CGF->FloatTy, V1Ty ? 1 : (2 << IsQuad));
case NeonTypeFlags::Float64:
  return llvm::FixedVectorType::get(CGF->DoubleTy, V1Ty ? 1 : (1 << IsQuad));
}
llvm_unreachable("Unknown vector element type!")__builtin_unreachable();
5394}

5396static llvm::VectorType *GetFloatNeonType(CodeGenFunction *CGF,
                                        NeonTypeFlags IntTypeFlags) {
int IsQuad = IntTypeFlags.isQuad();
switch (IntTypeFlags.getEltType()) {
case NeonTypeFlags::Int16:
  return llvm::FixedVectorType::get(CGF->HalfTy, (4 << IsQuad));
case NeonTypeFlags::Int32:
  return llvm::FixedVectorType::get(CGF->FloatTy, (2 << IsQuad));
case NeonTypeFlags::Int64:
  return llvm::FixedVectorType::get(CGF->DoubleTy, (1 << IsQuad));
default:
  llvm_unreachable("Type can't be converted to floating-point!")__builtin_unreachable();
}
5409}

5411Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C,
                                    const ElementCount &Count) {
Value *SV = llvm::ConstantVector::getSplat(Count, C);
return Builder.CreateShuffleVector(V, V, SV, "lane");
5415}

5417Value *CodeGenFunction::EmitNeonSplat(Value *V, Constant *C) {
ElementCount EC = cast<llvm::VectorType>(V->getType())->getElementCount();
return EmitNeonSplat(V, C, EC);
5420}

5422Value *CodeGenFunction::EmitNeonCall(Function *F, SmallVectorImpl<Value*> &Ops,
                                   const char *name,
                                   unsigned shift, bool rightshift) {
unsigned j = 0;
for (Function::const_arg_iterator ai = F->arg_begin(), ae = F->arg_end();
     ai != ae; ++ai, ++j) {
  if (F->isConstrainedFPIntrinsic())
    if (ai->getType()->isMetadataTy())
      continue;
  if (shift > 0 && shift == j)
    Ops[j] = EmitNeonShiftVector(Ops[j], ai->getType(), rightshift);
  else
    Ops[j] = Builder.CreateBitCast(Ops[j], ai->getType(), name);
}

if (F->isConstrainedFPIntrinsic())
  return Builder.CreateConstrainedFPCall(F, Ops, name);
else
  return Builder.CreateCall(F, Ops, name);
5441}

5443Value *CodeGenFunction::EmitNeonShiftVector(Value *V, llvm::Type *Ty,
                                          bool neg) {
int SV = cast<ConstantInt>(V)->getSExtValue();
return ConstantInt::get(Ty, neg ? -SV : SV);
5447}

5449// Right-shift a vector by a constant.
5450Value *CodeGenFunction::EmitNeonRShiftImm(Value *Vec, Value *Shift,
                                        llvm::Type *Ty, bool usgn,
                                        const char *name) {
llvm::VectorType *VTy = cast<llvm::VectorType>(Ty);

int ShiftAmt = cast<ConstantInt>(Shift)->getSExtValue();
int EltSize = VTy->getScalarSizeInBits();

Vec = Builder.CreateBitCast(Vec, Ty);

// lshr/ashr are undefined when the shift amount is equal to the vector
// element size.
if (ShiftAmt == EltSize) {
  if (usgn) {
    // Right-shifting an unsigned value by its size yields 0.
    return llvm::ConstantAggregateZero::get(VTy);
  } else {
    // Right-shifting a signed value by its size is equivalent
    // to a shift of size-1.
    --ShiftAmt;
    Shift = ConstantInt::get(VTy->getElementType(), ShiftAmt);
  }
}

Shift = EmitNeonShiftVector(Shift, Ty, false);
if (usgn)
  return Builder.CreateLShr(Vec, Shift, name);
else
  return Builder.CreateAShr(Vec, Shift, name);
5479}

5481enum {
AddRetType = (1 << 0),
Add1ArgType = (1 << 1),
Add2ArgTypes = (1 << 2),

VectorizeRetType = (1 << 3),
VectorizeArgTypes = (1 << 4),

InventFloatType = (1 << 5),
UnsignedAlts = (1 << 6),

Use64BitVectors = (1 << 7),
Use128BitVectors = (1 << 8),

Vectorize1ArgType = Add1ArgType | VectorizeArgTypes,
VectorRet = AddRetType | VectorizeRetType,
VectorRetGetArgs01 =
    AddRetType | Add2ArgTypes | VectorizeRetType | VectorizeArgTypes,
FpCmpzModifiers =
    AddRetType | VectorizeRetType | Add1ArgType | InventFloatType
5501};

5503namespace {
5504struct ARMVectorIntrinsicInfo {
const char *NameHint;
unsigned BuiltinID;
unsigned LLVMIntrinsic;
unsigned AltLLVMIntrinsic;
uint64_t TypeModifier;

bool operator<(unsigned RHSBuiltinID) const {
  return BuiltinID < RHSBuiltinID;
}
bool operator<(const ARMVectorIntrinsicInfo &TE) const {
  return BuiltinID < TE.BuiltinID;
}
5517};
5518} // end anonymous namespace

5520#define NEONMAP0(NameBase) \
{ #NameBase, NEON::BI__builtin_neon_ ## NameBase, 0, 0, 0 }

5523#define NEONMAP1(NameBase, LLVMIntrinsic, TypeModifier) \
{ #NameBase, NEON:: BI__builtin_neon_ ## NameBase, \
    Intrinsic::LLVMIntrinsic, 0, TypeModifier }

5527#define NEONMAP2(NameBase, LLVMIntrinsic, AltLLVMIntrinsic, TypeModifier) \
{ #NameBase, NEON:: BI__builtin_neon_ ## NameBase, \
    Intrinsic::LLVMIntrinsic, Intrinsic::AltLLVMIntrinsic, \
    TypeModifier }

5532static const ARMVectorIntrinsicInfo ARMSIMDIntrinsicMap [] = {
NEONMAP1(__a32_vcvt_bf16_v, arm_neon_vcvtfp2bf, 0),
NEONMAP0(splat_lane_v),
NEONMAP0(splat_laneq_v),
NEONMAP0(splatq_lane_v),
NEONMAP0(splatq_laneq_v),
NEONMAP2(vabd_v, arm_neon_vabdu, arm_neon_vabds, Add1ArgType | UnsignedAlts),
NEONMAP2(vabdq_v, arm_neon_vabdu, arm_neon_vabds, Add1ArgType | UnsignedAlts),
NEONMAP1(vabs_v, arm_neon_vabs, 0),
NEONMAP1(vabsq_v, arm_neon_vabs, 0),
NEONMAP0(vadd_v),
NEONMAP0(vaddhn_v),
NEONMAP0(vaddq_v),
NEONMAP1(vaesdq_v, arm_neon_aesd, 0),
NEONMAP1(vaeseq_v, arm_neon_aese, 0),
NEONMAP1(vaesimcq_v, arm_neon_aesimc, 0),
NEONMAP1(vaesmcq_v, arm_neon_aesmc, 0),
NEONMAP1(vbfdot_v, arm_neon_bfdot, 0),
NEONMAP1(vbfdotq_v, arm_neon_bfdot, 0),
NEONMAP1(vbfmlalbq_v, arm_neon_bfmlalb, 0),
NEONMAP1(vbfmlaltq_v, arm_neon_bfmlalt, 0),
NEONMAP1(vbfmmlaq_v, arm_neon_bfmmla, 0),
NEONMAP1(vbsl_v, arm_neon_vbsl, AddRetType),
NEONMAP1(vbslq_v, arm_neon_vbsl, AddRetType),
NEONMAP1(vcadd_rot270_v, arm_neon_vcadd_rot270, Add1ArgType),
NEONMAP1(vcadd_rot90_v, arm_neon_vcadd_rot90, Add1ArgType),
NEONMAP1(vcaddq_rot270_v, arm_neon_vcadd_rot270, Add1ArgType),
NEONMAP1(vcaddq_rot90_v, arm_neon_vcadd_rot90, Add1ArgType),
NEONMAP1(vcage_v, arm_neon_vacge, 0),
NEONMAP1(vcageq_v, arm_neon_vacge, 0),
NEONMAP1(vcagt_v, arm_neon_vacgt, 0),
NEONMAP1(vcagtq_v, arm_neon_vacgt, 0),
NEONMAP1(vcale_v, arm_neon_vacge, 0),
NEONMAP1(vcaleq_v, arm_neon_vacge, 0),
NEONMAP1(vcalt_v, arm_neon_vacgt, 0),
NEONMAP1(vcaltq_v, arm_neon_vacgt, 0),
NEONMAP0(vceqz_v),
NEONMAP0(vceqzq_v),
NEONMAP0(vcgez_v),
NEONMAP0(vcgezq_v),
NEONMAP0(vcgtz_v),
NEONMAP0(vcgtzq_v),
NEONMAP0(vclez_v),
NEONMAP0(vclezq_v),
NEONMAP1(vcls_v, arm_neon_vcls, Add1ArgType),
NEONMAP1(vclsq_v, arm_neon_vcls, Add1ArgType),
NEONMAP0(vcltz_v),
NEONMAP0(vcltzq_v),
NEONMAP1(vclz_v, ctlz, Add1ArgType),
NEONMAP1(vclzq_v, ctlz, Add1ArgType),
NEONMAP1(vcnt_v, ctpop, Add1ArgType),
NEONMAP1(vcntq_v, ctpop, Add1ArgType),
NEONMAP1(vcvt_f16_f32, arm_neon_vcvtfp2hf, 0),
NEONMAP0(vcvt_f16_v),
NEONMAP1(vcvt_f32_f16, arm_neon_vcvthf2fp, 0),
NEONMAP0(vcvt_f32_v),
NEONMAP2(vcvt_n_f16_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvt_n_f32_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0),
NEONMAP1(vcvt_n_s16_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_s32_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_s64_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_u16_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvt_n_u32_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvt_n_u64_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP0(vcvt_s16_v),
NEONMAP0(vcvt_s32_v),
NEONMAP0(vcvt_s64_v),
NEONMAP0(vcvt_u16_v),
NEONMAP0(vcvt_u32_v),
NEONMAP0(vcvt_u64_v),
NEONMAP1(vcvta_s16_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvta_s32_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvta_s64_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvta_u16_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvta_u32_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvta_u64_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvtaq_s16_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvtaq_s32_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvtaq_s64_v, arm_neon_vcvtas, 0),
NEONMAP1(vcvtaq_u16_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvtaq_u32_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvtaq_u64_v, arm_neon_vcvtau, 0),
NEONMAP1(vcvth_bf16_f32, arm_neon_vcvtbfp2bf, 0),
NEONMAP1(vcvtm_s16_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtm_s32_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtm_s64_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtm_u16_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtm_u32_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtm_u64_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtmq_s16_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtmq_s32_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtmq_s64_v, arm_neon_vcvtms, 0),
NEONMAP1(vcvtmq_u16_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtmq_u32_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtmq_u64_v, arm_neon_vcvtmu, 0),
NEONMAP1(vcvtn_s16_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtn_s32_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtn_s64_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtn_u16_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtn_u32_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtn_u64_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtnq_s16_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtnq_s32_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtnq_s64_v, arm_neon_vcvtns, 0),
NEONMAP1(vcvtnq_u16_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtnq_u32_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtnq_u64_v, arm_neon_vcvtnu, 0),
NEONMAP1(vcvtp_s16_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtp_s32_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtp_s64_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtp_u16_v, arm_neon_vcvtpu, 0),
NEONMAP1(vcvtp_u32_v, arm_neon_vcvtpu, 0),
NEONMAP1(vcvtp_u64_v, arm_neon_vcvtpu, 0),
NEONMAP1(vcvtpq_s16_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtpq_s32_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtpq_s64_v, arm_neon_vcvtps, 0),
NEONMAP1(vcvtpq_u16_v, arm_neon_vcvtpu, 0),
NEONMAP1(vcvtpq_u32_v, arm_neon_vcvtpu, 0),
NEONMAP1(vcvtpq_u64_v, arm_neon_vcvtpu, 0),
NEONMAP0(vcvtq_f16_v),
NEONMAP0(vcvtq_f32_v),
NEONMAP2(vcvtq_n_f16_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvtq_n_f32_v, arm_neon_vcvtfxu2fp, arm_neon_vcvtfxs2fp, 0),
NEONMAP1(vcvtq_n_s16_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_s32_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_s64_v, arm_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_u16_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvtq_n_u32_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvtq_n_u64_v, arm_neon_vcvtfp2fxu, 0),
NEONMAP0(vcvtq_s16_v),
NEONMAP0(vcvtq_s32_v),
NEONMAP0(vcvtq_s64_v),
NEONMAP0(vcvtq_u16_v),
NEONMAP0(vcvtq_u32_v),
NEONMAP0(vcvtq_u64_v),
NEONMAP2(vdot_v, arm_neon_udot, arm_neon_sdot, 0),
NEONMAP2(vdotq_v, arm_neon_udot, arm_neon_sdot, 0),
NEONMAP0(vext_v),
NEONMAP0(vextq_v),
NEONMAP0(vfma_v),
NEONMAP0(vfmaq_v),
NEONMAP2(vhadd_v, arm_neon_vhaddu, arm_neon_vhadds, Add1ArgType | UnsignedAlts),
NEONMAP2(vhaddq_v, arm_neon_vhaddu, arm_neon_vhadds, Add1ArgType | UnsignedAlts),
NEONMAP2(vhsub_v, arm_neon_vhsubu, arm_neon_vhsubs, Add1ArgType | UnsignedAlts),
NEONMAP2(vhsubq_v, arm_neon_vhsubu, arm_neon_vhsubs, Add1ArgType | UnsignedAlts),
NEONMAP0(vld1_dup_v),
NEONMAP1(vld1_v, arm_neon_vld1, 0),
NEONMAP1(vld1_x2_v, arm_neon_vld1x2, 0),
NEONMAP1(vld1_x3_v, arm_neon_vld1x3, 0),
NEONMAP1(vld1_x4_v, arm_neon_vld1x4, 0),
NEONMAP0(vld1q_dup_v),
NEONMAP1(vld1q_v, arm_neon_vld1, 0),
NEONMAP1(vld1q_x2_v, arm_neon_vld1x2, 0),
NEONMAP1(vld1q_x3_v, arm_neon_vld1x3, 0),
NEONMAP1(vld1q_x4_v, arm_neon_vld1x4, 0),
NEONMAP1(vld2_dup_v, arm_neon_vld2dup, 0),
NEONMAP1(vld2_lane_v, arm_neon_vld2lane, 0),
NEONMAP1(vld2_v, arm_neon_vld2, 0),
NEONMAP1(vld2q_dup_v, arm_neon_vld2dup, 0),
NEONMAP1(vld2q_lane_v, arm_neon_vld2lane, 0),
NEONMAP1(vld2q_v, arm_neon_vld2, 0),
NEONMAP1(vld3_dup_v, arm_neon_vld3dup, 0),
NEONMAP1(vld3_lane_v, arm_neon_vld3lane, 0),
NEONMAP1(vld3_v, arm_neon_vld3, 0),
NEONMAP1(vld3q_dup_v, arm_neon_vld3dup, 0),
NEONMAP1(vld3q_lane_v, arm_neon_vld3lane, 0),
NEONMAP1(vld3q_v, arm_neon_vld3, 0),
NEONMAP1(vld4_dup_v, arm_neon_vld4dup, 0),
NEONMAP1(vld4_lane_v, arm_neon_vld4lane, 0),
NEONMAP1(vld4_v, arm_neon_vld4, 0),
NEONMAP1(vld4q_dup_v, arm_neon_vld4dup, 0),
NEONMAP1(vld4q_lane_v, arm_neon_vld4lane, 0),
NEONMAP1(vld4q_v, arm_neon_vld4, 0),
NEONMAP2(vmax_v, arm_neon_vmaxu, arm_neon_vmaxs, Add1ArgType | UnsignedAlts),
NEONMAP1(vmaxnm_v, arm_neon_vmaxnm, Add1ArgType),
NEONMAP1(vmaxnmq_v, arm_neon_vmaxnm, Add1ArgType),
NEONMAP2(vmaxq_v, arm_neon_vmaxu, arm_neon_vmaxs, Add1ArgType | UnsignedAlts),
NEONMAP2(vmin_v, arm_neon_vminu, arm_neon_vmins, Add1ArgType | UnsignedAlts),
NEONMAP1(vminnm_v, arm_neon_vminnm, Add1ArgType),
NEONMAP1(vminnmq_v, arm_neon_vminnm, Add1ArgType),
NEONMAP2(vminq_v, arm_neon_vminu, arm_neon_vmins, Add1ArgType | UnsignedAlts),
NEONMAP2(vmmlaq_v, arm_neon_ummla, arm_neon_smmla, 0),
NEONMAP0(vmovl_v),
NEONMAP0(vmovn_v),
NEONMAP1(vmul_v, arm_neon_vmulp, Add1ArgType),
NEONMAP0(vmull_v),
NEONMAP1(vmulq_v, arm_neon_vmulp, Add1ArgType),
NEONMAP2(vpadal_v, arm_neon_vpadalu, arm_neon_vpadals, UnsignedAlts),
NEONMAP2(vpadalq_v, arm_neon_vpadalu, arm_neon_vpadals, UnsignedAlts),
NEONMAP1(vpadd_v, arm_neon_vpadd, Add1ArgType),
NEONMAP2(vpaddl_v, arm_neon_vpaddlu, arm_neon_vpaddls, UnsignedAlts),
NEONMAP2(vpaddlq_v, arm_neon_vpaddlu, arm_neon_vpaddls, UnsignedAlts),
NEONMAP1(vpaddq_v, arm_neon_vpadd, Add1ArgType),
NEONMAP2(vpmax_v, arm_neon_vpmaxu, arm_neon_vpmaxs, Add1ArgType | UnsignedAlts),
NEONMAP2(vpmin_v, arm_neon_vpminu, arm_neon_vpmins, Add1ArgType | UnsignedAlts),
NEONMAP1(vqabs_v, arm_neon_vqabs, Add1ArgType),
NEONMAP1(vqabsq_v, arm_neon_vqabs, Add1ArgType),
NEONMAP2(vqadd_v, uadd_sat, sadd_sat, Add1ArgType | UnsignedAlts),
NEONMAP2(vqaddq_v, uadd_sat, sadd_sat, Add1ArgType | UnsignedAlts),
NEONMAP2(vqdmlal_v, arm_neon_vqdmull, sadd_sat, 0),
NEONMAP2(vqdmlsl_v, arm_neon_vqdmull, ssub_sat, 0),
NEONMAP1(vqdmulh_v, arm_neon_vqdmulh, Add1ArgType),
NEONMAP1(vqdmulhq_v, arm_neon_vqdmulh, Add1ArgType),
NEONMAP1(vqdmull_v, arm_neon_vqdmull, Add1ArgType),
NEONMAP2(vqmovn_v, arm_neon_vqmovnu, arm_neon_vqmovns, Add1ArgType | UnsignedAlts),
NEONMAP1(vqmovun_v, arm_neon_vqmovnsu, Add1ArgType),
NEONMAP1(vqneg_v, arm_neon_vqneg, Add1ArgType),
NEONMAP1(vqnegq_v, arm_neon_vqneg, Add1ArgType),
NEONMAP1(vqrdmulh_v, arm_neon_vqrdmulh, Add1ArgType),
NEONMAP1(vqrdmulhq_v, arm_neon_vqrdmulh, Add1ArgType),
NEONMAP2(vqrshl_v, arm_neon_vqrshiftu, arm_neon_vqrshifts, Add1ArgType | UnsignedAlts),
NEONMAP2(vqrshlq_v, arm_neon_vqrshiftu, arm_neon_vqrshifts, Add1ArgType | UnsignedAlts),
NEONMAP2(vqshl_n_v, arm_neon_vqshiftu, arm_neon_vqshifts, UnsignedAlts),
NEONMAP2(vqshl_v, arm_neon_vqshiftu, arm_neon_vqshifts, Add1ArgType | UnsignedAlts),
NEONMAP2(vqshlq_n_v, arm_neon_vqshiftu, arm_neon_vqshifts, UnsignedAlts),
NEONMAP2(vqshlq_v, arm_neon_vqshiftu, arm_neon_vqshifts, Add1ArgType | UnsignedAlts),
NEONMAP1(vqshlu_n_v, arm_neon_vqshiftsu, 0),
NEONMAP1(vqshluq_n_v, arm_neon_vqshiftsu, 0),
NEONMAP2(vqsub_v, usub_sat, ssub_sat, Add1ArgType | UnsignedAlts),
NEONMAP2(vqsubq_v, usub_sat, ssub_sat, Add1ArgType | UnsignedAlts),
NEONMAP1(vraddhn_v, arm_neon_vraddhn, Add1ArgType),
NEONMAP2(vrecpe_v, arm_neon_vrecpe, arm_neon_vrecpe, 0),
NEONMAP2(vrecpeq_v, arm_neon_vrecpe, arm_neon_vrecpe, 0),
NEONMAP1(vrecps_v, arm_neon_vrecps, Add1ArgType),
NEONMAP1(vrecpsq_v, arm_neon_vrecps, Add1ArgType),
NEONMAP2(vrhadd_v, arm_neon_vrhaddu, arm_neon_vrhadds, Add1ArgType | UnsignedAlts),
NEONMAP2(vrhaddq_v, arm_neon_vrhaddu, arm_neon_vrhadds, Add1ArgType | UnsignedAlts),
NEONMAP1(vrnd_v, arm_neon_vrintz, Add1ArgType),
NEONMAP1(vrnda_v, arm_neon_vrinta, Add1ArgType),
NEONMAP1(vrndaq_v, arm_neon_vrinta, Add1ArgType),
NEONMAP0(vrndi_v),
NEONMAP0(vrndiq_v),
NEONMAP1(vrndm_v, arm_neon_vrintm, Add1ArgType),
NEONMAP1(vrndmq_v, arm_neon_vrintm, Add1ArgType),
NEONMAP1(vrndn_v, arm_neon_vrintn, Add1ArgType),
NEONMAP1(vrndnq_v, arm_neon_vrintn, Add1ArgType),
NEONMAP1(vrndp_v, arm_neon_vrintp, Add1ArgType),
NEONMAP1(vrndpq_v, arm_neon_vrintp, Add1ArgType),
NEONMAP1(vrndq_v, arm_neon_vrintz, Add1ArgType),
NEONMAP1(vrndx_v, arm_neon_vrintx, Add1ArgType),
NEONMAP1(vrndxq_v, arm_neon_vrintx, Add1ArgType),
NEONMAP2(vrshl_v, arm_neon_vrshiftu, arm_neon_vrshifts, Add1ArgType | UnsignedAlts),
NEONMAP2(vrshlq_v, arm_neon_vrshiftu, arm_neon_vrshifts, Add1ArgType | UnsignedAlts),
NEONMAP2(vrshr_n_v, arm_neon_vrshiftu, arm_neon_vrshifts, UnsignedAlts),
NEONMAP2(vrshrq_n_v, arm_neon_vrshiftu, arm_neon_vrshifts, UnsignedAlts),
NEONMAP2(vrsqrte_v, arm_neon_vrsqrte, arm_neon_vrsqrte, 0),
NEONMAP2(vrsqrteq_v, arm_neon_vrsqrte, arm_neon_vrsqrte, 0),
NEONMAP1(vrsqrts_v, arm_neon_vrsqrts, Add1ArgType),
NEONMAP1(vrsqrtsq_v, arm_neon_vrsqrts, Add1ArgType),
NEONMAP1(vrsubhn_v, arm_neon_vrsubhn, Add1ArgType),
NEONMAP1(vsha1su0q_v, arm_neon_sha1su0, 0),
NEONMAP1(vsha1su1q_v, arm_neon_sha1su1, 0),
NEONMAP1(vsha256h2q_v, arm_neon_sha256h2, 0),
NEONMAP1(vsha256hq_v, arm_neon_sha256h, 0),
NEONMAP1(vsha256su0q_v, arm_neon_sha256su0, 0),
NEONMAP1(vsha256su1q_v, arm_neon_sha256su1, 0),
NEONMAP0(vshl_n_v),
NEONMAP2(vshl_v, arm_neon_vshiftu, arm_neon_vshifts, Add1ArgType | UnsignedAlts),
NEONMAP0(vshll_n_v),
NEONMAP0(vshlq_n_v),
NEONMAP2(vshlq_v, arm_neon_vshiftu, arm_neon_vshifts, Add1ArgType | UnsignedAlts),
NEONMAP0(vshr_n_v),
NEONMAP0(vshrn_n_v),
NEONMAP0(vshrq_n_v),
NEONMAP1(vst1_v, arm_neon_vst1, 0),
NEONMAP1(vst1_x2_v, arm_neon_vst1x2, 0),
NEONMAP1(vst1_x3_v, arm_neon_vst1x3, 0),
NEONMAP1(vst1_x4_v, arm_neon_vst1x4, 0),
NEONMAP1(vst1q_v, arm_neon_vst1, 0),
NEONMAP1(vst1q_x2_v, arm_neon_vst1x2, 0),
NEONMAP1(vst1q_x3_v, arm_neon_vst1x3, 0),
NEONMAP1(vst1q_x4_v, arm_neon_vst1x4, 0),
NEONMAP1(vst2_lane_v, arm_neon_vst2lane, 0),
NEONMAP1(vst2_v, arm_neon_vst2, 0),
NEONMAP1(vst2q_lane_v, arm_neon_vst2lane, 0),
NEONMAP1(vst2q_v, arm_neon_vst2, 0),
NEONMAP1(vst3_lane_v, arm_neon_vst3lane, 0),
NEONMAP1(vst3_v, arm_neon_vst3, 0),
NEONMAP1(vst3q_lane_v, arm_neon_vst3lane, 0),
NEONMAP1(vst3q_v, arm_neon_vst3, 0),
NEONMAP1(vst4_lane_v, arm_neon_vst4lane, 0),
NEONMAP1(vst4_v, arm_neon_vst4, 0),
NEONMAP1(vst4q_lane_v, arm_neon_vst4lane, 0),
NEONMAP1(vst4q_v, arm_neon_vst4, 0),
NEONMAP0(vsubhn_v),
NEONMAP0(vtrn_v),
NEONMAP0(vtrnq_v),
NEONMAP0(vtst_v),
NEONMAP0(vtstq_v),
NEONMAP1(vusdot_v, arm_neon_usdot, 0),
NEONMAP1(vusdotq_v, arm_neon_usdot, 0),
NEONMAP1(vusmmlaq_v, arm_neon_usmmla, 0),
NEONMAP0(vuzp_v),
NEONMAP0(vuzpq_v),
NEONMAP0(vzip_v),
NEONMAP0(vzipq_v)
5828};

5830static const ARMVectorIntrinsicInfo AArch64SIMDIntrinsicMap[] = {
NEONMAP1(__a64_vcvtq_low_bf16_v, aarch64_neon_bfcvtn, 0),
NEONMAP0(splat_lane_v),
NEONMAP0(splat_laneq_v),
NEONMAP0(splatq_lane_v),
NEONMAP0(splatq_laneq_v),
NEONMAP1(vabs_v, aarch64_neon_abs, 0),
NEONMAP1(vabsq_v, aarch64_neon_abs, 0),
NEONMAP0(vadd_v),
NEONMAP0(vaddhn_v),
NEONMAP0(vaddq_p128),
NEONMAP0(vaddq_v),
NEONMAP1(vaesdq_v, aarch64_crypto_aesd, 0),
NEONMAP1(vaeseq_v, aarch64_crypto_aese, 0),
NEONMAP1(vaesimcq_v, aarch64_crypto_aesimc, 0),
NEONMAP1(vaesmcq_v, aarch64_crypto_aesmc, 0),
NEONMAP2(vbcaxq_v, aarch64_crypto_bcaxu, aarch64_crypto_bcaxs, Add1ArgType | UnsignedAlts),
NEONMAP1(vbfdot_v, aarch64_neon_bfdot, 0),
NEONMAP1(vbfdotq_v, aarch64_neon_bfdot, 0),
NEONMAP1(vbfmlalbq_v, aarch64_neon_bfmlalb, 0),
NEONMAP1(vbfmlaltq_v, aarch64_neon_bfmlalt, 0),
NEONMAP1(vbfmmlaq_v, aarch64_neon_bfmmla, 0),
NEONMAP1(vcadd_rot270_v, aarch64_neon_vcadd_rot270, Add1ArgType),
NEONMAP1(vcadd_rot90_v, aarch64_neon_vcadd_rot90, Add1ArgType),
NEONMAP1(vcaddq_rot270_v, aarch64_neon_vcadd_rot270, Add1ArgType),
NEONMAP1(vcaddq_rot90_v, aarch64_neon_vcadd_rot90, Add1ArgType),
NEONMAP1(vcage_v, aarch64_neon_facge, 0),
NEONMAP1(vcageq_v, aarch64_neon_facge, 0),
NEONMAP1(vcagt_v, aarch64_neon_facgt, 0),
NEONMAP1(vcagtq_v, aarch64_neon_facgt, 0),
NEONMAP1(vcale_v, aarch64_neon_facge, 0),
NEONMAP1(vcaleq_v, aarch64_neon_facge, 0),
NEONMAP1(vcalt_v, aarch64_neon_facgt, 0),
NEONMAP1(vcaltq_v, aarch64_neon_facgt, 0),
NEONMAP0(vceqz_v),
NEONMAP0(vceqzq_v),
NEONMAP0(vcgez_v),
NEONMAP0(vcgezq_v),
NEONMAP0(vcgtz_v),
NEONMAP0(vcgtzq_v),
NEONMAP0(vclez_v),
NEONMAP0(vclezq_v),
NEONMAP1(vcls_v, aarch64_neon_cls, Add1ArgType),
NEONMAP1(vclsq_v, aarch64_neon_cls, Add1ArgType),
NEONMAP0(vcltz_v),
NEONMAP0(vcltzq_v),
NEONMAP1(vclz_v, ctlz, Add1ArgType),
NEONMAP1(vclzq_v, ctlz, Add1ArgType),
NEONMAP1(vcmla_rot180_v, aarch64_neon_vcmla_rot180, Add1ArgType),
NEONMAP1(vcmla_rot270_v, aarch64_neon_vcmla_rot270, Add1ArgType),
NEONMAP1(vcmla_rot90_v, aarch64_neon_vcmla_rot90, Add1ArgType),
NEONMAP1(vcmla_v, aarch64_neon_vcmla_rot0, Add1ArgType),
NEONMAP1(vcmlaq_rot180_v, aarch64_neon_vcmla_rot180, Add1ArgType),
NEONMAP1(vcmlaq_rot270_v, aarch64_neon_vcmla_rot270, Add1ArgType),
NEONMAP1(vcmlaq_rot90_v, aarch64_neon_vcmla_rot90, Add1ArgType),
NEONMAP1(vcmlaq_v, aarch64_neon_vcmla_rot0, Add1ArgType),
NEONMAP1(vcnt_v, ctpop, Add1ArgType),
NEONMAP1(vcntq_v, ctpop, Add1ArgType),
NEONMAP1(vcvt_f16_f32, aarch64_neon_vcvtfp2hf, 0),
NEONMAP0(vcvt_f16_v),
NEONMAP1(vcvt_f32_f16, aarch64_neon_vcvthf2fp, 0),
NEONMAP0(vcvt_f32_v),
NEONMAP2(vcvt_n_f16_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvt_n_f32_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvt_n_f64_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP1(vcvt_n_s16_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_s32_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_s64_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvt_n_u16_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvt_n_u32_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvt_n_u64_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP0(vcvtq_f16_v),
NEONMAP0(vcvtq_f32_v),
NEONMAP1(vcvtq_high_bf16_v, aarch64_neon_bfcvtn2, 0),
NEONMAP2(vcvtq_n_f16_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvtq_n_f32_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP2(vcvtq_n_f64_v, aarch64_neon_vcvtfxu2fp, aarch64_neon_vcvtfxs2fp, 0),
NEONMAP1(vcvtq_n_s16_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_s32_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_s64_v, aarch64_neon_vcvtfp2fxs, 0),
NEONMAP1(vcvtq_n_u16_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvtq_n_u32_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvtq_n_u64_v, aarch64_neon_vcvtfp2fxu, 0),
NEONMAP1(vcvtx_f32_v, aarch64_neon_fcvtxn, AddRetType | Add1ArgType),
NEONMAP2(vdot_v, aarch64_neon_udot, aarch64_neon_sdot, 0),
NEONMAP2(vdotq_v, aarch64_neon_udot, aarch64_neon_sdot, 0),
NEONMAP2(veor3q_v, aarch64_crypto_eor3u, aarch64_crypto_eor3s, Add1ArgType | UnsignedAlts),
NEONMAP0(vext_v),
NEONMAP0(vextq_v),
NEONMAP0(vfma_v),
NEONMAP0(vfmaq_v),
NEONMAP1(vfmlal_high_v, aarch64_neon_fmlal2, 0),
NEONMAP1(vfmlal_low_v, aarch64_neon_fmlal, 0),
NEONMAP1(vfmlalq_high_v, aarch64_neon_fmlal2, 0),
NEONMAP1(vfmlalq_low_v, aarch64_neon_fmlal, 0),
NEONMAP1(vfmlsl_high_v, aarch64_neon_fmlsl2, 0),
NEONMAP1(vfmlsl_low_v, aarch64_neon_fmlsl, 0),
NEONMAP1(vfmlslq_high_v, aarch64_neon_fmlsl2, 0),
NEONMAP1(vfmlslq_low_v, aarch64_neon_fmlsl, 0),
NEONMAP2(vhadd_v, aarch64_neon_uhadd, aarch64_neon_shadd, Add1ArgType | UnsignedAlts),
NEONMAP2(vhaddq_v, aarch64_neon_uhadd, aarch64_neon_shadd, Add1ArgType | UnsignedAlts),
NEONMAP2(vhsub_v, aarch64_neon_uhsub, aarch64_neon_shsub, Add1ArgType | UnsignedAlts),
NEONMAP2(vhsubq_v, aarch64_neon_uhsub, aarch64_neon_shsub, Add1ArgType | UnsignedAlts),
NEONMAP1(vld1_x2_v, aarch64_neon_ld1x2, 0),
NEONMAP1(vld1_x3_v, aarch64_neon_ld1x3, 0),
NEONMAP1(vld1_x4_v, aarch64_neon_ld1x4, 0),
NEONMAP1(vld1q_x2_v, aarch64_neon_ld1x2, 0),
NEONMAP1(vld1q_x3_v, aarch64_neon_ld1x3, 0),
NEONMAP1(vld1q_x4_v, aarch64_neon_ld1x4, 0),
NEONMAP2(vmmlaq_v, aarch64_neon_ummla, aarch64_neon_smmla, 0),
NEONMAP0(vmovl_v),
NEONMAP0(vmovn_v),
NEONMAP1(vmul_v, aarch64_neon_pmul, Add1ArgType),
NEONMAP1(vmulq_v, aarch64_neon_pmul, Add1ArgType),
NEONMAP1(vpadd_v, aarch64_neon_addp, Add1ArgType),
NEONMAP2(vpaddl_v, aarch64_neon_uaddlp, aarch64_neon_saddlp, UnsignedAlts),
NEONMAP2(vpaddlq_v, aarch64_neon_uaddlp, aarch64_neon_saddlp, UnsignedAlts),
NEONMAP1(vpaddq_v, aarch64_neon_addp, Add1ArgType),
NEONMAP1(vqabs_v, aarch64_neon_sqabs, Add1ArgType),
NEONMAP1(vqabsq_v, aarch64_neon_sqabs, Add1ArgType),
NEONMAP2(vqadd_v, aarch64_neon_uqadd, aarch64_neon_sqadd, Add1ArgType | UnsignedAlts),
NEONMAP2(vqaddq_v, aarch64_neon_uqadd, aarch64_neon_sqadd, Add1ArgType | UnsignedAlts),
NEONMAP2(vqdmlal_v, aarch64_neon_sqdmull, aarch64_neon_sqadd, 0),
NEONMAP2(vqdmlsl_v, aarch64_neon_sqdmull, aarch64_neon_sqsub, 0),
NEONMAP1(vqdmulh_lane_v, aarch64_neon_sqdmulh_lane, 0),
NEONMAP1(vqdmulh_laneq_v, aarch64_neon_sqdmulh_laneq, 0),
NEONMAP1(vqdmulh_v, aarch64_neon_sqdmulh, Add1ArgType),
NEONMAP1(vqdmulhq_lane_v, aarch64_neon_sqdmulh_lane, 0),
NEONMAP1(vqdmulhq_laneq_v, aarch64_neon_sqdmulh_laneq, 0),
NEONMAP1(vqdmulhq_v, aarch64_neon_sqdmulh, Add1ArgType),
NEONMAP1(vqdmull_v, aarch64_neon_sqdmull, Add1ArgType),
NEONMAP2(vqmovn_v, aarch64_neon_uqxtn, aarch64_neon_sqxtn, Add1ArgType | UnsignedAlts),
NEONMAP1(vqmovun_v, aarch64_neon_sqxtun, Add1ArgType),
NEONMAP1(vqneg_v, aarch64_neon_sqneg, Add1ArgType),
NEONMAP1(vqnegq_v, aarch64_neon_sqneg, Add1ArgType),
NEONMAP1(vqrdmulh_lane_v, aarch64_neon_sqrdmulh_lane, 0),
NEONMAP1(vqrdmulh_laneq_v, aarch64_neon_sqrdmulh_laneq, 0),
NEONMAP1(vqrdmulh_v, aarch64_neon_sqrdmulh, Add1ArgType),
NEONMAP1(vqrdmulhq_lane_v, aarch64_neon_sqrdmulh_lane, 0),
NEONMAP1(vqrdmulhq_laneq_v, aarch64_neon_sqrdmulh_laneq, 0),
NEONMAP1(vqrdmulhq_v, aarch64_neon_sqrdmulh, Add1ArgType),
NEONMAP2(vqrshl_v, aarch64_neon_uqrshl, aarch64_neon_sqrshl, Add1ArgType | UnsignedAlts),
NEONMAP2(vqrshlq_v, aarch64_neon_uqrshl, aarch64_neon_sqrshl, Add1ArgType | UnsignedAlts),
NEONMAP2(vqshl_n_v, aarch64_neon_uqshl, aarch64_neon_sqshl, UnsignedAlts),
NEONMAP2(vqshl_v, aarch64_neon_uqshl, aarch64_neon_sqshl, Add1ArgType | UnsignedAlts),
NEONMAP2(vqshlq_n_v, aarch64_neon_uqshl, aarch64_neon_sqshl,UnsignedAlts),
NEONMAP2(vqshlq_v, aarch64_neon_uqshl, aarch64_neon_sqshl, Add1ArgType | UnsignedAlts),
NEONMAP1(vqshlu_n_v, aarch64_neon_sqshlu, 0),
NEONMAP1(vqshluq_n_v, aarch64_neon_sqshlu, 0),
NEONMAP2(vqsub_v, aarch64_neon_uqsub, aarch64_neon_sqsub, Add1ArgType | UnsignedAlts),
NEONMAP2(vqsubq_v, aarch64_neon_uqsub, aarch64_neon_sqsub, Add1ArgType | UnsignedAlts),
NEONMAP1(vraddhn_v, aarch64_neon_raddhn, Add1ArgType),
NEONMAP1(vrax1q_v, aarch64_crypto_rax1, 0),
NEONMAP2(vrecpe_v, aarch64_neon_frecpe, aarch64_neon_urecpe, 0),
NEONMAP2(vrecpeq_v, aarch64_neon_frecpe, aarch64_neon_urecpe, 0),
NEONMAP1(vrecps_v, aarch64_neon_frecps, Add1ArgType),
NEONMAP1(vrecpsq_v, aarch64_neon_frecps, Add1ArgType),
NEONMAP2(vrhadd_v, aarch64_neon_urhadd, aarch64_neon_srhadd, Add1ArgType | UnsignedAlts),
NEONMAP2(vrhaddq_v, aarch64_neon_urhadd, aarch64_neon_srhadd, Add1ArgType | UnsignedAlts),
NEONMAP1(vrnd32x_v, aarch64_neon_frint32x, Add1ArgType),
NEONMAP1(vrnd32xq_v, aarch64_neon_frint32x, Add1ArgType),
NEONMAP1(vrnd32z_v, aarch64_neon_frint32z, Add1ArgType),
NEONMAP1(vrnd32zq_v, aarch64_neon_frint32z, Add1ArgType),
NEONMAP1(vrnd64x_v, aarch64_neon_frint64x, Add1ArgType),
NEONMAP1(vrnd64xq_v, aarch64_neon_frint64x, Add1ArgType),
NEONMAP1(vrnd64z_v, aarch64_neon_frint64z, Add1ArgType),
NEONMAP1(vrnd64zq_v, aarch64_neon_frint64z, Add1ArgType),
NEONMAP0(vrndi_v),
NEONMAP0(vrndiq_v),
NEONMAP2(vrshl_v, aarch64_neon_urshl, aarch64_neon_srshl, Add1ArgType | UnsignedAlts),
NEONMAP2(vrshlq_v, aarch64_neon_urshl, aarch64_neon_srshl, Add1ArgType | UnsignedAlts),
NEONMAP2(vrshr_n_v, aarch64_neon_urshl, aarch64_neon_srshl, UnsignedAlts),
NEONMAP2(vrshrq_n_v, aarch64_neon_urshl, aarch64_neon_srshl, UnsignedAlts),
NEONMAP2(vrsqrte_v, aarch64_neon_frsqrte, aarch64_neon_ursqrte, 0),
NEONMAP2(vrsqrteq_v, aarch64_neon_frsqrte, aarch64_neon_ursqrte, 0),
NEONMAP1(vrsqrts_v, aarch64_neon_frsqrts, Add1ArgType),
NEONMAP1(vrsqrtsq_v, aarch64_neon_frsqrts, Add1ArgType),
NEONMAP1(vrsubhn_v, aarch64_neon_rsubhn, Add1ArgType),
NEONMAP1(vsha1su0q_v, aarch64_crypto_sha1su0, 0),
NEONMAP1(vsha1su1q_v, aarch64_crypto_sha1su1, 0),
NEONMAP1(vsha256h2q_v, aarch64_crypto_sha256h2, 0),
NEONMAP1(vsha256hq_v, aarch64_crypto_sha256h, 0),
NEONMAP1(vsha256su0q_v, aarch64_crypto_sha256su0, 0),
NEONMAP1(vsha256su1q_v, aarch64_crypto_sha256su1, 0),
NEONMAP1(vsha512h2q_v, aarch64_crypto_sha512h2, 0),
NEONMAP1(vsha512hq_v, aarch64_crypto_sha512h, 0),
NEONMAP1(vsha512su0q_v, aarch64_crypto_sha512su0, 0),
NEONMAP1(vsha512su1q_v, aarch64_crypto_sha512su1, 0),
NEONMAP0(vshl_n_v),
NEONMAP2(vshl_v, aarch64_neon_ushl, aarch64_neon_sshl, Add1ArgType | UnsignedAlts),
NEONMAP0(vshll_n_v),
NEONMAP0(vshlq_n_v),
NEONMAP2(vshlq_v, aarch64_neon_ushl, aarch64_neon_sshl, Add1ArgType | UnsignedAlts),
NEONMAP0(vshr_n_v),
NEONMAP0(vshrn_n_v),
NEONMAP0(vshrq_n_v),
NEONMAP1(vsm3partw1q_v, aarch64_crypto_sm3partw1, 0),
NEONMAP1(vsm3partw2q_v, aarch64_crypto_sm3partw2, 0),
NEONMAP1(vsm3ss1q_v, aarch64_crypto_sm3ss1, 0),
NEONMAP1(vsm3tt1aq_v, aarch64_crypto_sm3tt1a, 0),
NEONMAP1(vsm3tt1bq_v, aarch64_crypto_sm3tt1b, 0),
NEONMAP1(vsm3tt2aq_v, aarch64_crypto_sm3tt2a, 0),
NEONMAP1(vsm3tt2bq_v, aarch64_crypto_sm3tt2b, 0),
NEONMAP1(vsm4ekeyq_v, aarch64_crypto_sm4ekey, 0),
NEONMAP1(vsm4eq_v, aarch64_crypto_sm4e, 0),
NEONMAP1(vst1_x2_v, aarch64_neon_st1x2, 0),
NEONMAP1(vst1_x3_v, aarch64_neon_st1x3, 0),
NEONMAP1(vst1_x4_v, aarch64_neon_st1x4, 0),
NEONMAP1(vst1q_x2_v, aarch64_neon_st1x2, 0),
NEONMAP1(vst1q_x3_v, aarch64_neon_st1x3, 0),
NEONMAP1(vst1q_x4_v, aarch64_neon_st1x4, 0),
NEONMAP0(vsubhn_v),
NEONMAP0(vtst_v),
NEONMAP0(vtstq_v),
NEONMAP1(vusdot_v, aarch64_neon_usdot, 0),
NEONMAP1(vusdotq_v, aarch64_neon_usdot, 0),
NEONMAP1(vusmmlaq_v, aarch64_neon_usmmla, 0),
NEONMAP1(vxarq_v, aarch64_crypto_xar, 0),
6048};

6050static const ARMVectorIntrinsicInfo AArch64SISDIntrinsicMap[] = {
NEONMAP1(vabdd_f64, aarch64_sisd_fabd, Add1ArgType),
NEONMAP1(vabds_f32, aarch64_sisd_fabd, Add1ArgType),
NEONMAP1(vabsd_s64, aarch64_neon_abs, Add1ArgType),
NEONMAP1(vaddlv_s32, aarch64_neon_saddlv, AddRetType | Add1ArgType),
NEONMAP1(vaddlv_u32, aarch64_neon_uaddlv, AddRetType | Add1ArgType),
NEONMAP1(vaddlvq_s32, aarch64_neon_saddlv, AddRetType | Add1ArgType),
NEONMAP1(vaddlvq_u32, aarch64_neon_uaddlv, AddRetType | Add1ArgType),
NEONMAP1(vaddv_f32, aarch64_neon_faddv, AddRetType | Add1ArgType),
NEONMAP1(vaddv_s32, aarch64_neon_saddv, AddRetType | Add1ArgType),
NEONMAP1(vaddv_u32, aarch64_neon_uaddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_f32, aarch64_neon_faddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_f64, aarch64_neon_faddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_s32, aarch64_neon_saddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_s64, aarch64_neon_saddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_u32, aarch64_neon_uaddv, AddRetType | Add1ArgType),
NEONMAP1(vaddvq_u64, aarch64_neon_uaddv, AddRetType | Add1ArgType),
NEONMAP1(vcaged_f64, aarch64_neon_facge, AddRetType | Add1ArgType),
NEONMAP1(vcages_f32, aarch64_neon_facge, AddRetType | Add1ArgType),
NEONMAP1(vcagtd_f64, aarch64_neon_facgt, AddRetType | Add1ArgType),
NEONMAP1(vcagts_f32, aarch64_neon_facgt, AddRetType | Add1ArgType),
NEONMAP1(vcaled_f64, aarch64_neon_facge, AddRetType | Add1ArgType),
NEONMAP1(vcales_f32, aarch64_neon_facge, AddRetType | Add1ArgType),
NEONMAP1(vcaltd_f64, aarch64_neon_facgt, AddRetType | Add1ArgType),
NEONMAP1(vcalts_f32, aarch64_neon_facgt, AddRetType | Add1ArgType),
NEONMAP1(vcvtad_s64_f64, aarch64_neon_fcvtas, AddRetType | Add1ArgType),
NEONMAP1(vcvtad_u64_f64, aarch64_neon_fcvtau, AddRetType | Add1ArgType),
NEONMAP1(vcvtas_s32_f32, aarch64_neon_fcvtas, AddRetType | Add1ArgType),
NEONMAP1(vcvtas_u32_f32, aarch64_neon_fcvtau, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_n_f64_s64, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_n_f64_u64, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_n_s64_f64, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_n_u64_f64, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_s64_f64, aarch64_neon_fcvtzs, AddRetType | Add1ArgType),
NEONMAP1(vcvtd_u64_f64, aarch64_neon_fcvtzu, AddRetType | Add1ArgType),
NEONMAP1(vcvth_bf16_f32, aarch64_neon_bfcvt, 0),
NEONMAP1(vcvtmd_s64_f64, aarch64_neon_fcvtms, AddRetType | Add1ArgType),
NEONMAP1(vcvtmd_u64_f64, aarch64_neon_fcvtmu, AddRetType | Add1ArgType),
NEONMAP1(vcvtms_s32_f32, aarch64_neon_fcvtms, AddRetType | Add1ArgType),
NEONMAP1(vcvtms_u32_f32, aarch64_neon_fcvtmu, AddRetType | Add1ArgType),
NEONMAP1(vcvtnd_s64_f64, aarch64_neon_fcvtns, AddRetType | Add1ArgType),
NEONMAP1(vcvtnd_u64_f64, aarch64_neon_fcvtnu, AddRetType | Add1ArgType),
NEONMAP1(vcvtns_s32_f32, aarch64_neon_fcvtns, AddRetType | Add1ArgType),
NEONMAP1(vcvtns_u32_f32, aarch64_neon_fcvtnu, AddRetType | Add1ArgType),
NEONMAP1(vcvtpd_s64_f64, aarch64_neon_fcvtps, AddRetType | Add1ArgType),
NEONMAP1(vcvtpd_u64_f64, aarch64_neon_fcvtpu, AddRetType | Add1ArgType),
NEONMAP1(vcvtps_s32_f32, aarch64_neon_fcvtps, AddRetType | Add1ArgType),
NEONMAP1(vcvtps_u32_f32, aarch64_neon_fcvtpu, AddRetType | Add1ArgType),
NEONMAP1(vcvts_n_f32_s32, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvts_n_f32_u32, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvts_n_s32_f32, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType),
NEONMAP1(vcvts_n_u32_f32, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType),
NEONMAP1(vcvts_s32_f32, aarch64_neon_fcvtzs, AddRetType | Add1ArgType),
NEONMAP1(vcvts_u32_f32, aarch64_neon_fcvtzu, AddRetType | Add1ArgType),
NEONMAP1(vcvtxd_f32_f64, aarch64_sisd_fcvtxn, 0),
NEONMAP1(vmaxnmv_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType),
NEONMAP1(vmaxnmvq_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType),
NEONMAP1(vmaxnmvq_f64, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType),
NEONMAP1(vmaxv_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxv_s32, aarch64_neon_smaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxv_u32, aarch64_neon_umaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxvq_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxvq_f64, aarch64_neon_fmaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxvq_s32, aarch64_neon_smaxv, AddRetType | Add1ArgType),
NEONMAP1(vmaxvq_u32, aarch64_neon_umaxv, AddRetType | Add1ArgType),
NEONMAP1(vminnmv_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType),
NEONMAP1(vminnmvq_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType),
NEONMAP1(vminnmvq_f64, aarch64_neon_fminnmv, AddRetType | Add1ArgType),
NEONMAP1(vminv_f32, aarch64_neon_fminv, AddRetType | Add1ArgType),
NEONMAP1(vminv_s32, aarch64_neon_sminv, AddRetType | Add1ArgType),
NEONMAP1(vminv_u32, aarch64_neon_uminv, AddRetType | Add1ArgType),
NEONMAP1(vminvq_f32, aarch64_neon_fminv, AddRetType | Add1ArgType),
NEONMAP1(vminvq_f64, aarch64_neon_fminv, AddRetType | Add1ArgType),
NEONMAP1(vminvq_s32, aarch64_neon_sminv, AddRetType | Add1ArgType),
NEONMAP1(vminvq_u32, aarch64_neon_uminv, AddRetType | Add1ArgType),
NEONMAP1(vmull_p64, aarch64_neon_pmull64, 0),
NEONMAP1(vmulxd_f64, aarch64_neon_fmulx, Add1ArgType),
NEONMAP1(vmulxs_f32, aarch64_neon_fmulx, Add1ArgType),
NEONMAP1(vpaddd_s64, aarch64_neon_uaddv, AddRetType | Add1ArgType),
NEONMAP1(vpaddd_u64, aarch64_neon_uaddv, AddRetType | Add1ArgType),
NEONMAP1(vpmaxnmqd_f64, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType),
NEONMAP1(vpmaxnms_f32, aarch64_neon_fmaxnmv, AddRetType | Add1ArgType),
NEONMAP1(vpmaxqd_f64, aarch64_neon_fmaxv, AddRetType | Add1ArgType),
NEONMAP1(vpmaxs_f32, aarch64_neon_fmaxv, AddRetType | Add1ArgType),
NEONMAP1(vpminnmqd_f64, aarch64_neon_fminnmv, AddRetType | Add1ArgType),
NEONMAP1(vpminnms_f32, aarch64_neon_fminnmv, AddRetType | Add1ArgType),
NEONMAP1(vpminqd_f64, aarch64_neon_fminv, AddRetType | Add1ArgType),
NEONMAP1(vpmins_f32, aarch64_neon_fminv, AddRetType | Add1ArgType),
NEONMAP1(vqabsb_s8, aarch64_neon_sqabs, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqabsd_s64, aarch64_neon_sqabs, Add1ArgType),
NEONMAP1(vqabsh_s16, aarch64_neon_sqabs, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqabss_s32, aarch64_neon_sqabs, Add1ArgType),
NEONMAP1(vqaddb_s8, aarch64_neon_sqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqaddb_u8, aarch64_neon_uqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqaddd_s64, aarch64_neon_sqadd, Add1ArgType),
NEONMAP1(vqaddd_u64, aarch64_neon_uqadd, Add1ArgType),
NEONMAP1(vqaddh_s16, aarch64_neon_sqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqaddh_u16, aarch64_neon_uqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqadds_s32, aarch64_neon_sqadd, Add1ArgType),
NEONMAP1(vqadds_u32, aarch64_neon_uqadd, Add1ArgType),
NEONMAP1(vqdmulhh_s16, aarch64_neon_sqdmulh, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqdmulhs_s32, aarch64_neon_sqdmulh, Add1ArgType),
NEONMAP1(vqdmullh_s16, aarch64_neon_sqdmull, VectorRet | Use128BitVectors),
NEONMAP1(vqdmulls_s32, aarch64_neon_sqdmulls_scalar, 0),
NEONMAP1(vqmovnd_s64, aarch64_neon_scalar_sqxtn, AddRetType | Add1ArgType),
NEONMAP1(vqmovnd_u64, aarch64_neon_scalar_uqxtn, AddRetType | Add1ArgType),
NEONMAP1(vqmovnh_s16, aarch64_neon_sqxtn, VectorRet | Use64BitVectors),
NEONMAP1(vqmovnh_u16, aarch64_neon_uqxtn, VectorRet | Use64BitVectors),
NEONMAP1(vqmovns_s32, aarch64_neon_sqxtn, VectorRet | Use64BitVectors),
NEONMAP1(vqmovns_u32, aarch64_neon_uqxtn, VectorRet | Use64BitVectors),
NEONMAP1(vqmovund_s64, aarch64_neon_scalar_sqxtun, AddRetType | Add1ArgType),
NEONMAP1(vqmovunh_s16, aarch64_neon_sqxtun, VectorRet | Use64BitVectors),
NEONMAP1(vqmovuns_s32, aarch64_neon_sqxtun, VectorRet | Use64BitVectors),
NEONMAP1(vqnegb_s8, aarch64_neon_sqneg, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqnegd_s64, aarch64_neon_sqneg, Add1ArgType),
NEONMAP1(vqnegh_s16, aarch64_neon_sqneg, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqnegs_s32, aarch64_neon_sqneg, Add1ArgType),
NEONMAP1(vqrdmulhh_s16, aarch64_neon_sqrdmulh, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqrdmulhs_s32, aarch64_neon_sqrdmulh, Add1ArgType),
NEONMAP1(vqrshlb_s8, aarch64_neon_sqrshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqrshlb_u8, aarch64_neon_uqrshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqrshld_s64, aarch64_neon_sqrshl, Add1ArgType),
NEONMAP1(vqrshld_u64, aarch64_neon_uqrshl, Add1ArgType),
NEONMAP1(vqrshlh_s16, aarch64_neon_sqrshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqrshlh_u16, aarch64_neon_uqrshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqrshls_s32, aarch64_neon_sqrshl, Add1ArgType),
NEONMAP1(vqrshls_u32, aarch64_neon_uqrshl, Add1ArgType),
NEONMAP1(vqrshrnd_n_s64, aarch64_neon_sqrshrn, AddRetType),
NEONMAP1(vqrshrnd_n_u64, aarch64_neon_uqrshrn, AddRetType),
NEONMAP1(vqrshrnh_n_s16, aarch64_neon_sqrshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqrshrnh_n_u16, aarch64_neon_uqrshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqrshrns_n_s32, aarch64_neon_sqrshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqrshrns_n_u32, aarch64_neon_uqrshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqrshrund_n_s64, aarch64_neon_sqrshrun, AddRetType),
NEONMAP1(vqrshrunh_n_s16, aarch64_neon_sqrshrun, VectorRet | Use64BitVectors),
NEONMAP1(vqrshruns_n_s32, aarch64_neon_sqrshrun, VectorRet | Use64BitVectors),
NEONMAP1(vqshlb_n_s8, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlb_n_u8, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlb_s8, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlb_u8, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshld_s64, aarch64_neon_sqshl, Add1ArgType),
NEONMAP1(vqshld_u64, aarch64_neon_uqshl, Add1ArgType),
NEONMAP1(vqshlh_n_s16, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlh_n_u16, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlh_s16, aarch64_neon_sqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlh_u16, aarch64_neon_uqshl, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshls_n_s32, aarch64_neon_sqshl, Add1ArgType),
NEONMAP1(vqshls_n_u32, aarch64_neon_uqshl, Add1ArgType),
NEONMAP1(vqshls_s32, aarch64_neon_sqshl, Add1ArgType),
NEONMAP1(vqshls_u32, aarch64_neon_uqshl, Add1ArgType),
NEONMAP1(vqshlub_n_s8, aarch64_neon_sqshlu, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshluh_n_s16, aarch64_neon_sqshlu, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqshlus_n_s32, aarch64_neon_sqshlu, Add1ArgType),
NEONMAP1(vqshrnd_n_s64, aarch64_neon_sqshrn, AddRetType),
NEONMAP1(vqshrnd_n_u64, aarch64_neon_uqshrn, AddRetType),
NEONMAP1(vqshrnh_n_s16, aarch64_neon_sqshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqshrnh_n_u16, aarch64_neon_uqshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqshrns_n_s32, aarch64_neon_sqshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqshrns_n_u32, aarch64_neon_uqshrn, VectorRet | Use64BitVectors),
NEONMAP1(vqshrund_n_s64, aarch64_neon_sqshrun, AddRetType),
NEONMAP1(vqshrunh_n_s16, aarch64_neon_sqshrun, VectorRet | Use64BitVectors),
NEONMAP1(vqshruns_n_s32, aarch64_neon_sqshrun, VectorRet | Use64BitVectors),
NEONMAP1(vqsubb_s8, aarch64_neon_sqsub, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqsubb_u8, aarch64_neon_uqsub, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqsubd_s64, aarch64_neon_sqsub, Add1ArgType),
NEONMAP1(vqsubd_u64, aarch64_neon_uqsub, Add1ArgType),
NEONMAP1(vqsubh_s16, aarch64_neon_sqsub, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqsubh_u16, aarch64_neon_uqsub, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vqsubs_s32, aarch64_neon_sqsub, Add1ArgType),
NEONMAP1(vqsubs_u32, aarch64_neon_uqsub, Add1ArgType),
NEONMAP1(vrecped_f64, aarch64_neon_frecpe, Add1ArgType),
NEONMAP1(vrecpes_f32, aarch64_neon_frecpe, Add1ArgType),
NEONMAP1(vrecpxd_f64, aarch64_neon_frecpx, Add1ArgType),
NEONMAP1(vrecpxs_f32, aarch64_neon_frecpx, Add1ArgType),
NEONMAP1(vrshld_s64, aarch64_neon_srshl, Add1ArgType),
NEONMAP1(vrshld_u64, aarch64_neon_urshl, Add1ArgType),
NEONMAP1(vrsqrted_f64, aarch64_neon_frsqrte, Add1ArgType),
NEONMAP1(vrsqrtes_f32, aarch64_neon_frsqrte, Add1ArgType),
NEONMAP1(vrsqrtsd_f64, aarch64_neon_frsqrts, Add1ArgType),
NEONMAP1(vrsqrtss_f32, aarch64_neon_frsqrts, Add1ArgType),
NEONMAP1(vsha1cq_u32, aarch64_crypto_sha1c, 0),
NEONMAP1(vsha1h_u32, aarch64_crypto_sha1h, 0),
NEONMAP1(vsha1mq_u32, aarch64_crypto_sha1m, 0),
NEONMAP1(vsha1pq_u32, aarch64_crypto_sha1p, 0),
NEONMAP1(vshld_s64, aarch64_neon_sshl, Add1ArgType),
NEONMAP1(vshld_u64, aarch64_neon_ushl, Add1ArgType),
NEONMAP1(vslid_n_s64, aarch64_neon_vsli, Vectorize1ArgType),
NEONMAP1(vslid_n_u64, aarch64_neon_vsli, Vectorize1ArgType),
NEONMAP1(vsqaddb_u8, aarch64_neon_usqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vsqaddd_u64, aarch64_neon_usqadd, Add1ArgType),
NEONMAP1(vsqaddh_u16, aarch64_neon_usqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vsqadds_u32, aarch64_neon_usqadd, Add1ArgType),
NEONMAP1(vsrid_n_s64, aarch64_neon_vsri, Vectorize1ArgType),
NEONMAP1(vsrid_n_u64, aarch64_neon_vsri, Vectorize1ArgType),
NEONMAP1(vuqaddb_s8, aarch64_neon_suqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vuqaddd_s64, aarch64_neon_suqadd, Add1ArgType),
NEONMAP1(vuqaddh_s16, aarch64_neon_suqadd, Vectorize1ArgType | Use64BitVectors),
NEONMAP1(vuqadds_s32, aarch64_neon_suqadd, Add1ArgType),
// FP16 scalar intrinisics go here.
NEONMAP1(vabdh_f16, aarch64_sisd_fabd, Add1ArgType),
NEONMAP1(vcvtah_s32_f16, aarch64_neon_fcvtas, AddRetType | Add1ArgType),
NEONMAP1(vcvtah_s64_f16, aarch64_neon_fcvtas, AddRetType | Add1ArgType),
NEONMAP1(vcvtah_u32_f16, aarch64_neon_fcvtau, AddRetType | Add1ArgType),
NEONMAP1(vcvtah_u64_f16, aarch64_neon_fcvtau, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_f16_s32, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_f16_s64, aarch64_neon_vcvtfxs2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_f16_u32, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_f16_u64, aarch64_neon_vcvtfxu2fp, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_s32_f16, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_s64_f16, aarch64_neon_vcvtfp2fxs, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_u32_f16, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType),
NEONMAP1(vcvth_n_u64_f16, aarch64_neon_vcvtfp2fxu, AddRetType | Add1ArgType),
NEONMAP1(vcvth_s32_f16, aarch64_neon_fcvtzs, AddRetType | Add1ArgType),
NEONMAP1(vcvth_s64_f16, aarch64_neon_fcvtzs, AddRetType | Add1ArgType),
NEONMAP1(vcvth_u32_f16, aarch64_neon_fcvtzu, AddRetType | Add1ArgType),
NEONMAP1(vcvth_u64_f16, aarch64_neon_fcvtzu, AddRetType | Add1ArgType),
NEONMAP1(vcvtmh_s32_f16, aarch64_neon_fcvtms, AddRetType | Add1ArgType),
NEONMAP1(vcvtmh_s64_f16, aarch64_neon_fcvtms, AddRetType | Add1ArgType),
NEONMAP1(vcvtmh_u32_f16, aarch64_neon_fcvtmu, AddRetType | Add1ArgType),
NEONMAP1(vcvtmh_u64_f16, aarch64_neon_fcvtmu, AddRetType | Add1ArgType),
NEONMAP1(vcvtnh_s32_f16, aarch64_neon_fcvtns, AddRetType | Add1ArgType),
NEONMAP1(vcvtnh_s64_f16, aarch64_neon_fcvtns, AddRetType | Add1ArgType),
NEONMAP1(vcvtnh_u32_f16, aarch64_neon_fcvtnu, AddRetType | Add1ArgType),
NEONMAP1(vcvtnh_u64_f16, aarch64_neon_fcvtnu, AddRetType | Add1ArgType),
NEONMAP1(vcvtph_s32_f16, aarch64_neon_fcvtps, AddRetType | Add1ArgType),
NEONMAP1(vcvtph_s64_f16, aarch64_neon_fcvtps, AddRetType | Add1ArgType),
NEONMAP1(vcvtph_u32_f16, aarch64_neon_fcvtpu, AddRetType | Add1ArgType),
NEONMAP1(vcvtph_u64_f16, aarch64_neon_fcvtpu, AddRetType | Add1ArgType),
NEONMAP1(vmulxh_f16, aarch64_neon_fmulx, Add1ArgType),
NEONMAP1(vrecpeh_f16, aarch64_neon_frecpe, Add1ArgType),
NEONMAP1(vrecpxh_f16, aarch64_neon_frecpx, Add1ArgType),
NEONMAP1(vrsqrteh_f16, aarch64_neon_frsqrte, Add1ArgType),
NEONMAP1(vrsqrtsh_f16, aarch64_neon_frsqrts, Add1ArgType),
6283};

6285#undef NEONMAP0
6286#undef NEONMAP1
6287#undef NEONMAP2

6289#define SVEMAP1(NameBase, LLVMIntrinsic, TypeModifier)                         \
{                                                                            \
  #NameBase, SVE::BI__builtin_sve_##NameBase, Intrinsic::LLVMIntrinsic, 0,   \
      TypeModifier                                                           \
}

6295#define SVEMAP2(NameBase, TypeModifier)                                        \
{ #NameBase, SVE::BI__builtin_sve_##NameBase, 0, 0, TypeModifier }
6297static const ARMVectorIntrinsicInfo AArch64SVEIntrinsicMap[] = {
6298#define GET_SVE_LLVM_INTRINSIC_MAP
6299#include "clang/Basic/arm_sve_builtin_cg.inc"
6300#undef GET_SVE_LLVM_INTRINSIC_MAP
6301};

6303#undef SVEMAP1
6304#undef SVEMAP2

6306static bool NEONSIMDIntrinsicsProvenSorted = false;

6308static bool AArch64SIMDIntrinsicsProvenSorted = false;
6309static bool AArch64SISDIntrinsicsProvenSorted = false;
6310static bool AArch64SVEIntrinsicsProvenSorted = false;

6312static const ARMVectorIntrinsicInfo *
6313findARMVectorIntrinsicInMap(ArrayRef<ARMVectorIntrinsicInfo> IntrinsicMap,
                          unsigned BuiltinID, bool &MapProvenSorted) {

6316#ifndef NDEBUG1
if (!MapProvenSorted) {
  assert(llvm::is_sorted(IntrinsicMap))((void)0);
  MapProvenSorted = true;
}
6321#endif

const ARMVectorIntrinsicInfo *Builtin =
    llvm::lower_bound(IntrinsicMap, BuiltinID);

if (Builtin != IntrinsicMap.end() && Builtin->BuiltinID == BuiltinID)
  return Builtin;

return nullptr;
6330}

6332Function *CodeGenFunction::LookupNeonLLVMIntrinsic(unsigned IntrinsicID,
                                                 unsigned Modifier,
                                                 llvm::Type *ArgType,
                                                 const CallExpr *E) {
int VectorSize = 0;
if (Modifier & Use64BitVectors)
  VectorSize = 64;
else if (Modifier & Use128BitVectors)
  VectorSize = 128;

// Return type.
SmallVector<llvm::Type *, 3> Tys;
if (Modifier & AddRetType) {
  llvm::Type *Ty = ConvertType(E->getCallReturnType(getContext()));
  if (Modifier & VectorizeRetType)
    Ty = llvm::FixedVectorType::get(
        Ty, VectorSize ? VectorSize / Ty->getPrimitiveSizeInBits() : 1);

  Tys.push_back(Ty);
}

// Arguments.
if (Modifier & VectorizeArgTypes) {
  int Elts = VectorSize ? VectorSize / ArgType->getPrimitiveSizeInBits() : 1;
  ArgType = llvm::FixedVectorType::get(ArgType, Elts);
}

if (Modifier & (Add1ArgType | Add2ArgTypes))
  Tys.push_back(ArgType);

if (Modifier & Add2ArgTypes)
  Tys.push_back(ArgType);

if (Modifier & InventFloatType)
  Tys.push_back(FloatTy);

return CGM.getIntrinsic(IntrinsicID, Tys);
6369}

6371static Value *EmitCommonNeonSISDBuiltinExpr(
  CodeGenFunction &CGF, const ARMVectorIntrinsicInfo &SISDInfo,
  SmallVectorImpl<Value *> &Ops, const CallExpr *E) {
unsigned BuiltinID = SISDInfo.BuiltinID;
unsigned int Int = SISDInfo.LLVMIntrinsic;
unsigned Modifier = SISDInfo.TypeModifier;
const char *s = SISDInfo.NameHint;

switch (BuiltinID) {
case NEON::BI__builtin_neon_vcled_s64:
case NEON::BI__builtin_neon_vcled_u64:
case NEON::BI__builtin_neon_vcles_f32:
case NEON::BI__builtin_neon_vcled_f64:
case NEON::BI__builtin_neon_vcltd_s64:
case NEON::BI__builtin_neon_vcltd_u64:
case NEON::BI__builtin_neon_vclts_f32:
case NEON::BI__builtin_neon_vcltd_f64:
case NEON::BI__builtin_neon_vcales_f32:
case NEON::BI__builtin_neon_vcaled_f64:
case NEON::BI__builtin_neon_vcalts_f32:
case NEON::BI__builtin_neon_vcaltd_f64:
  // Only one direction of comparisons actually exist, cmle is actually a cmge
  // with swapped operands. The table gives us the right intrinsic but we
  // still need to do the swap.
  std::swap(Ops[0], Ops[1]);
  break;
}

assert(Int && "Generic code assumes a valid intrinsic")((void)0);

// Determine the type(s) of this overloaded AArch64 intrinsic.
const Expr *Arg = E->getArg(0);
llvm::Type *ArgTy = CGF.ConvertType(Arg->getType());
Function *F = CGF.LookupNeonLLVMIntrinsic(Int, Modifier, ArgTy, E);

int j = 0;
ConstantInt *C0 = ConstantInt::get(CGF.SizeTy, 0);
for (Function::const_arg_iterator ai = F->arg_begin(), ae = F->arg_end();
     ai != ae; ++ai, ++j) {
  llvm::Type *ArgTy = ai->getType();
  if (Ops[j]->getType()->getPrimitiveSizeInBits() ==
           ArgTy->getPrimitiveSizeInBits())
    continue;

  assert(ArgTy->isVectorTy() && !Ops[j]->getType()->isVectorTy())((void)0);
  // The constant argument to an _n_ intrinsic always has Int32Ty, so truncate
  // it before inserting.
  Ops[j] = CGF.Builder.CreateTruncOrBitCast(
      Ops[j], cast<llvm::VectorType>(ArgTy)->getElementType());
  Ops[j] =
      CGF.Builder.CreateInsertElement(UndefValue::get(ArgTy), Ops[j], C0);
}

Value *Result = CGF.EmitNeonCall(F, Ops, s);
llvm::Type *ResultType = CGF.ConvertType(E->getType());
if (ResultType->getPrimitiveSizeInBits().getFixedSize() <
    Result->getType()->getPrimitiveSizeInBits().getFixedSize())
  return CGF.Builder.CreateExtractElement(Result, C0);

return CGF.Builder.CreateBitCast(Result, ResultType, s);
6431}

6433Value *CodeGenFunction::EmitCommonNeonBuiltinExpr(
  unsigned BuiltinID, unsigned LLVMIntrinsic, unsigned AltLLVMIntrinsic,
  const char *NameHint, unsigned Modifier, const CallExpr *E,
  SmallVectorImpl<llvm::Value *> &Ops, Address PtrOp0, Address PtrOp1,
  llvm::Triple::ArchType Arch) {
// Get the last argument, which specifies the vector type.
const Expr *Arg = E->getArg(E->getNumArgs() - 1);
Optional<llvm::APSInt> NeonTypeConst =
    Arg->getIntegerConstantExpr(getContext());
if (!NeonTypeConst)
  return nullptr;

// Determine the type of this overloaded NEON intrinsic.
NeonTypeFlags Type(NeonTypeConst->getZExtValue());
bool Usgn = Type.isUnsigned();
bool Quad = Type.isQuad();
const bool HasLegalHalfType = getTarget().hasLegalHalfType();
const bool AllowBFloatArgsAndRet =
    getTargetHooks().getABIInfo().allowBFloatArgsAndRet();

llvm::FixedVectorType *VTy =
    GetNeonType(this, Type, HasLegalHalfType, false, AllowBFloatArgsAndRet);
llvm::Type *Ty = VTy;
if (!Ty)
  return nullptr;

auto getAlignmentValue32 = [&](Address addr) -> Value* {
  return Builder.getInt32(addr.getAlignment().getQuantity());
};

unsigned Int = LLVMIntrinsic;
if ((Modifier & UnsignedAlts) && !Usgn)
  Int = AltLLVMIntrinsic;

switch (BuiltinID) {
default: break;
case NEON::BI__builtin_neon_splat_lane_v:
case NEON::BI__builtin_neon_splat_laneq_v:
case NEON::BI__builtin_neon_splatq_lane_v:
case NEON::BI__builtin_neon_splatq_laneq_v: {
  auto NumElements = VTy->getElementCount();
  if (BuiltinID == NEON::BI__builtin_neon_splatq_lane_v)
    NumElements = NumElements * 2;
  if (BuiltinID == NEON::BI__builtin_neon_splat_laneq_v)
    NumElements = NumElements.divideCoefficientBy(2);

  Ops[0] = Builder.CreateBitCast(Ops[0], VTy);
  return EmitNeonSplat(Ops[0], cast<ConstantInt>(Ops[1]), NumElements);
}
case NEON::BI__builtin_neon_vpadd_v:
case NEON::BI__builtin_neon_vpaddq_v:
  // We don't allow fp/int overloading of intrinsics.
  if (VTy->getElementType()->isFloatingPointTy() &&
      Int == Intrinsic::aarch64_neon_addp)
    Int = Intrinsic::aarch64_neon_faddp;
  break;
case NEON::BI__builtin_neon_vabs_v:
case NEON::BI__builtin_neon_vabsq_v:
  if (VTy->getElementType()->isFloatingPointTy())
    return EmitNeonCall(CGM.getIntrinsic(Intrinsic::fabs, Ty), Ops, "vabs");
  return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Ty), Ops, "vabs");
case NEON::BI__builtin_neon_vadd_v:
case NEON::BI__builtin_neon_vaddq_v: {
  llvm::Type *VTy = llvm::FixedVectorType::get(Int8Ty, Quad ? 16 : 8);
  Ops[0] = Builder.CreateBitCast(Ops[0], VTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], VTy);
  Ops[0] =  Builder.CreateXor(Ops[0], Ops[1]);
  return Builder.CreateBitCast(Ops[0], Ty);
}
case NEON::BI__builtin_neon_vaddhn_v: {
  llvm::FixedVectorType *SrcTy =
      llvm::FixedVectorType::getExtendedElementVectorType(VTy);

  // %sum = add <4 x i32> %lhs, %rhs
  Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], SrcTy);
  Ops[0] = Builder.CreateAdd(Ops[0], Ops[1], "vaddhn");

  // %high = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16>
  Constant *ShiftAmt =
      ConstantInt::get(SrcTy, SrcTy->getScalarSizeInBits() / 2);
  Ops[0] = Builder.CreateLShr(Ops[0], ShiftAmt, "vaddhn");

  // %res = trunc <4 x i32> %high to <4 x i16>
  return Builder.CreateTrunc(Ops[0], VTy, "vaddhn");
}
case NEON::BI__builtin_neon_vcale_v:
case NEON::BI__builtin_neon_vcaleq_v:
case NEON::BI__builtin_neon_vcalt_v:
case NEON::BI__builtin_neon_vcaltq_v:
  std::swap(Ops[0], Ops[1]);
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vcage_v:
case NEON::BI__builtin_neon_vcageq_v:
case NEON::BI__builtin_neon_vcagt_v:
case NEON::BI__builtin_neon_vcagtq_v: {
  llvm::Type *Ty;
  switch (VTy->getScalarSizeInBits()) {
  default: llvm_unreachable("unexpected type")__builtin_unreachable();
  case 32:
    Ty = FloatTy;
    break;
  case 64:
    Ty = DoubleTy;
    break;
  case 16:
    Ty = HalfTy;
    break;
  }
  auto *VecFlt = llvm::FixedVectorType::get(Ty, VTy->getNumElements());
  llvm::Type *Tys[] = { VTy, VecFlt };
  Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys);
  return EmitNeonCall(F, Ops, NameHint);
}
case NEON::BI__builtin_neon_vceqz_v:
case NEON::BI__builtin_neon_vceqzq_v:
  return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OEQ,
                                       ICmpInst::ICMP_EQ, "vceqz");
case NEON::BI__builtin_neon_vcgez_v:
case NEON::BI__builtin_neon_vcgezq_v:
  return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OGE,
                                       ICmpInst::ICMP_SGE, "vcgez");
case NEON::BI__builtin_neon_vclez_v:
case NEON::BI__builtin_neon_vclezq_v:
  return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OLE,
                                       ICmpInst::ICMP_SLE, "vclez");
case NEON::BI__builtin_neon_vcgtz_v:
case NEON::BI__builtin_neon_vcgtzq_v:
  return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OGT,
                                       ICmpInst::ICMP_SGT, "vcgtz");
case NEON::BI__builtin_neon_vcltz_v:
case NEON::BI__builtin_neon_vcltzq_v:
  return EmitAArch64CompareBuiltinExpr(Ops[0], Ty, ICmpInst::FCMP_OLT,
                                       ICmpInst::ICMP_SLT, "vcltz");
case NEON::BI__builtin_neon_vclz_v:
case NEON::BI__builtin_neon_vclzq_v:
  // We generate target-independent intrinsic, which needs a second argument
  // for whether or not clz of zero is undefined; on ARM it isn't.
  Ops.push_back(Builder.getInt1(getTarget().isCLZForZeroUndef()));
  break;
case NEON::BI__builtin_neon_vcvt_f32_v:
case NEON::BI__builtin_neon_vcvtq_f32_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float32, false, Quad),
                   HasLegalHalfType);
  return Usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt")
              : Builder.CreateSIToFP(Ops[0], Ty, "vcvt");
case NEON::BI__builtin_neon_vcvt_f16_v:
case NEON::BI__builtin_neon_vcvtq_f16_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float16, false, Quad),
                   HasLegalHalfType);
  return Usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt")
              : Builder.CreateSIToFP(Ops[0], Ty, "vcvt");
case NEON::BI__builtin_neon_vcvt_n_f16_v:
case NEON::BI__builtin_neon_vcvt_n_f32_v:
case NEON::BI__builtin_neon_vcvt_n_f64_v:
case NEON::BI__builtin_neon_vcvtq_n_f16_v:
case NEON::BI__builtin_neon_vcvtq_n_f32_v:
case NEON::BI__builtin_neon_vcvtq_n_f64_v: {
  llvm::Type *Tys[2] = { GetFloatNeonType(this, Type), Ty };
  Int = Usgn ? LLVMIntrinsic : AltLLVMIntrinsic;
  Function *F = CGM.getIntrinsic(Int, Tys);
  return EmitNeonCall(F, Ops, "vcvt_n");
}
case NEON::BI__builtin_neon_vcvt_n_s16_v:
case NEON::BI__builtin_neon_vcvt_n_s32_v:
case NEON::BI__builtin_neon_vcvt_n_u16_v:
case NEON::BI__builtin_neon_vcvt_n_u32_v:
case NEON::BI__builtin_neon_vcvt_n_s64_v:
case NEON::BI__builtin_neon_vcvt_n_u64_v:
case NEON::BI__builtin_neon_vcvtq_n_s16_v:
case NEON::BI__builtin_neon_vcvtq_n_s32_v:
case NEON::BI__builtin_neon_vcvtq_n_u16_v:
case NEON::BI__builtin_neon_vcvtq_n_u32_v:
case NEON::BI__builtin_neon_vcvtq_n_s64_v:
case NEON::BI__builtin_neon_vcvtq_n_u64_v: {
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys);
  return EmitNeonCall(F, Ops, "vcvt_n");
}
case NEON::BI__builtin_neon_vcvt_s32_v:
case NEON::BI__builtin_neon_vcvt_u32_v:
case NEON::BI__builtin_neon_vcvt_s64_v:
case NEON::BI__builtin_neon_vcvt_u64_v:
case NEON::BI__builtin_neon_vcvt_s16_v:
case NEON::BI__builtin_neon_vcvt_u16_v:
case NEON::BI__builtin_neon_vcvtq_s32_v:
case NEON::BI__builtin_neon_vcvtq_u32_v:
case NEON::BI__builtin_neon_vcvtq_s64_v:
case NEON::BI__builtin_neon_vcvtq_u64_v:
case NEON::BI__builtin_neon_vcvtq_s16_v:
case NEON::BI__builtin_neon_vcvtq_u16_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], GetFloatNeonType(this, Type));
  return Usgn ? Builder.CreateFPToUI(Ops[0], Ty, "vcvt")
              : Builder.CreateFPToSI(Ops[0], Ty, "vcvt");
}
case NEON::BI__builtin_neon_vcvta_s16_v:
case NEON::BI__builtin_neon_vcvta_s32_v:
case NEON::BI__builtin_neon_vcvta_s64_v:
case NEON::BI__builtin_neon_vcvta_u16_v:
case NEON::BI__builtin_neon_vcvta_u32_v:
case NEON::BI__builtin_neon_vcvta_u64_v:
case NEON::BI__builtin_neon_vcvtaq_s16_v:
case NEON::BI__builtin_neon_vcvtaq_s32_v:
case NEON::BI__builtin_neon_vcvtaq_s64_v:
case NEON::BI__builtin_neon_vcvtaq_u16_v:
case NEON::BI__builtin_neon_vcvtaq_u32_v:
case NEON::BI__builtin_neon_vcvtaq_u64_v:
case NEON::BI__builtin_neon_vcvtn_s16_v:
case NEON::BI__builtin_neon_vcvtn_s32_v:
case NEON::BI__builtin_neon_vcvtn_s64_v:
case NEON::BI__builtin_neon_vcvtn_u16_v:
case NEON::BI__builtin_neon_vcvtn_u32_v:
case NEON::BI__builtin_neon_vcvtn_u64_v:
case NEON::BI__builtin_neon_vcvtnq_s16_v:
case NEON::BI__builtin_neon_vcvtnq_s32_v:
case NEON::BI__builtin_neon_vcvtnq_s64_v:
case NEON::BI__builtin_neon_vcvtnq_u16_v:
case NEON::BI__builtin_neon_vcvtnq_u32_v:
case NEON::BI__builtin_neon_vcvtnq_u64_v:
case NEON::BI__builtin_neon_vcvtp_s16_v:
case NEON::BI__builtin_neon_vcvtp_s32_v:
case NEON::BI__builtin_neon_vcvtp_s64_v:
case NEON::BI__builtin_neon_vcvtp_u16_v:
case NEON::BI__builtin_neon_vcvtp_u32_v:
case NEON::BI__builtin_neon_vcvtp_u64_v:
case NEON::BI__builtin_neon_vcvtpq_s16_v:
case NEON::BI__builtin_neon_vcvtpq_s32_v:
case NEON::BI__builtin_neon_vcvtpq_s64_v:
case NEON::BI__builtin_neon_vcvtpq_u16_v:
case NEON::BI__builtin_neon_vcvtpq_u32_v:
case NEON::BI__builtin_neon_vcvtpq_u64_v:
case NEON::BI__builtin_neon_vcvtm_s16_v:
case NEON::BI__builtin_neon_vcvtm_s32_v:
case NEON::BI__builtin_neon_vcvtm_s64_v:
case NEON::BI__builtin_neon_vcvtm_u16_v:
case NEON::BI__builtin_neon_vcvtm_u32_v:
case NEON::BI__builtin_neon_vcvtm_u64_v:
case NEON::BI__builtin_neon_vcvtmq_s16_v:
case NEON::BI__builtin_neon_vcvtmq_s32_v:
case NEON::BI__builtin_neon_vcvtmq_s64_v:
case NEON::BI__builtin_neon_vcvtmq_u16_v:
case NEON::BI__builtin_neon_vcvtmq_u32_v:
case NEON::BI__builtin_neon_vcvtmq_u64_v: {
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, NameHint);
}
case NEON::BI__builtin_neon_vcvtx_f32_v: {
  llvm::Type *Tys[2] = { VTy->getTruncatedElementVectorType(VTy), Ty};
  return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, NameHint);

}
case NEON::BI__builtin_neon_vext_v:
case NEON::BI__builtin_neon_vextq_v: {
  int CV = cast<ConstantInt>(Ops[2])->getSExtValue();
  SmallVector<int, 16> Indices;
  for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i)
    Indices.push_back(i+CV);

  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  return Builder.CreateShuffleVector(Ops[0], Ops[1], Indices, "vext");
}
case NEON::BI__builtin_neon_vfma_v:
case NEON::BI__builtin_neon_vfmaq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);

  // NEON intrinsic puts accumulator first, unlike the LLVM fma.
  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, Ty,
      {Ops[1], Ops[2], Ops[0]});
}
case NEON::BI__builtin_neon_vld1_v:
case NEON::BI__builtin_neon_vld1q_v: {
  llvm::Type *Tys[] = {Ty, Int8PtrTy};
  Ops.push_back(getAlignmentValue32(PtrOp0));
  return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, "vld1");
}
case NEON::BI__builtin_neon_vld1_x2_v:
case NEON::BI__builtin_neon_vld1q_x2_v:
case NEON::BI__builtin_neon_vld1_x3_v:
case NEON::BI__builtin_neon_vld1q_x3_v:
case NEON::BI__builtin_neon_vld1_x4_v:
case NEON::BI__builtin_neon_vld1q_x4_v: {
  llvm::Type *PTy = llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld1xN");
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld2_v:
case NEON::BI__builtin_neon_vld2q_v:
case NEON::BI__builtin_neon_vld3_v:
case NEON::BI__builtin_neon_vld3q_v:
case NEON::BI__builtin_neon_vld4_v:
case NEON::BI__builtin_neon_vld4q_v:
case NEON::BI__builtin_neon_vld2_dup_v:
case NEON::BI__builtin_neon_vld2q_dup_v:
case NEON::BI__builtin_neon_vld3_dup_v:
case NEON::BI__builtin_neon_vld3q_dup_v:
case NEON::BI__builtin_neon_vld4_dup_v:
case NEON::BI__builtin_neon_vld4q_dup_v: {
  llvm::Type *Tys[] = {Ty, Int8PtrTy};
  Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys);
  Value *Align = getAlignmentValue32(PtrOp1);
  Ops[1] = Builder.CreateCall(F, {Ops[1], Align}, NameHint);
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld1_dup_v:
case NEON::BI__builtin_neon_vld1q_dup_v: {
  Value *V = UndefValue::get(Ty);
  Ty = llvm::PointerType::getUnqual(VTy->getElementType());
  PtrOp0 = Builder.CreateBitCast(PtrOp0, Ty);
  LoadInst *Ld = Builder.CreateLoad(PtrOp0);
  llvm::Constant *CI = ConstantInt::get(SizeTy, 0);
  Ops[0] = Builder.CreateInsertElement(V, Ld, CI);
  return EmitNeonSplat(Ops[0], CI);
}
case NEON::BI__builtin_neon_vld2_lane_v:
case NEON::BI__builtin_neon_vld2q_lane_v:
case NEON::BI__builtin_neon_vld3_lane_v:
case NEON::BI__builtin_neon_vld3q_lane_v:
case NEON::BI__builtin_neon_vld4_lane_v:
case NEON::BI__builtin_neon_vld4q_lane_v: {
  llvm::Type *Tys[] = {Ty, Int8PtrTy};
  Function *F = CGM.getIntrinsic(LLVMIntrinsic, Tys);
  for (unsigned I = 2; I < Ops.size() - 1; ++I)
    Ops[I] = Builder.CreateBitCast(Ops[I], Ty);
  Ops.push_back(getAlignmentValue32(PtrOp1));
  Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), NameHint);
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vmovl_v: {
  llvm::FixedVectorType *DTy =
      llvm::FixedVectorType::getTruncatedElementVectorType(VTy);
  Ops[0] = Builder.CreateBitCast(Ops[0], DTy);
  if (Usgn)
    return Builder.CreateZExt(Ops[0], Ty, "vmovl");
  return Builder.CreateSExt(Ops[0], Ty, "vmovl");
}
case NEON::BI__builtin_neon_vmovn_v: {
  llvm::FixedVectorType *QTy =
      llvm::FixedVectorType::getExtendedElementVectorType(VTy);
  Ops[0] = Builder.CreateBitCast(Ops[0], QTy);
  return Builder.CreateTrunc(Ops[0], Ty, "vmovn");
}
case NEON::BI__builtin_neon_vmull_v:
  // FIXME: the integer vmull operations could be emitted in terms of pure
  // LLVM IR (2 exts followed by a mul). Unfortunately LLVM has a habit of
  // hoisting the exts outside loops. Until global ISel comes along that can
  // see through such movement this leads to bad CodeGen. So we need an
  // intrinsic for now.
  Int = Usgn ? Intrinsic::arm_neon_vmullu : Intrinsic::arm_neon_vmulls;
  Int = Type.isPoly() ? (unsigned)Intrinsic::arm_neon_vmullp : Int;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmull");
case NEON::BI__builtin_neon_vpadal_v:
case NEON::BI__builtin_neon_vpadalq_v: {
  // The source operand type has twice as many elements of half the size.
  unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
  llvm::Type *EltTy =
    llvm::IntegerType::get(getLLVMContext(), EltBits / 2);
  auto *NarrowTy =
      llvm::FixedVectorType::get(EltTy, VTy->getNumElements() * 2);
  llvm::Type *Tys[2] = { Ty, NarrowTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, NameHint);
}
case NEON::BI__builtin_neon_vpaddl_v:
case NEON::BI__builtin_neon_vpaddlq_v: {
  // The source operand type has twice as many elements of half the size.
  unsigned EltBits = VTy->getElementType()->getPrimitiveSizeInBits();
  llvm::Type *EltTy = llvm::IntegerType::get(getLLVMContext(), EltBits / 2);
  auto *NarrowTy =
      llvm::FixedVectorType::get(EltTy, VTy->getNumElements() * 2);
  llvm::Type *Tys[2] = { Ty, NarrowTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vpaddl");
}
case NEON::BI__builtin_neon_vqdmlal_v:
case NEON::BI__builtin_neon_vqdmlsl_v: {
  SmallVector<Value *, 2> MulOps(Ops.begin() + 1, Ops.end());
  Ops[1] =
      EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Ty), MulOps, "vqdmlal");
  Ops.resize(2);
  return EmitNeonCall(CGM.getIntrinsic(AltLLVMIntrinsic, Ty), Ops, NameHint);
}
case NEON::BI__builtin_neon_vqdmulhq_lane_v:
case NEON::BI__builtin_neon_vqdmulh_lane_v:
case NEON::BI__builtin_neon_vqrdmulhq_lane_v:
case NEON::BI__builtin_neon_vqrdmulh_lane_v: {
  auto *RTy = cast<llvm::FixedVectorType>(Ty);
  if (BuiltinID == NEON::BI__builtin_neon_vqdmulhq_lane_v ||
      BuiltinID == NEON::BI__builtin_neon_vqrdmulhq_lane_v)
    RTy = llvm::FixedVectorType::get(RTy->getElementType(),
                                     RTy->getNumElements() * 2);
  llvm::Type *Tys[2] = {
      RTy, GetNeonType(this, NeonTypeFlags(Type.getEltType(), false,
                                           /*isQuad*/ false))};
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, NameHint);
}
case NEON::BI__builtin_neon_vqdmulhq_laneq_v:
case NEON::BI__builtin_neon_vqdmulh_laneq_v:
case NEON::BI__builtin_neon_vqrdmulhq_laneq_v:
case NEON::BI__builtin_neon_vqrdmulh_laneq_v: {
  llvm::Type *Tys[2] = {
      Ty, GetNeonType(this, NeonTypeFlags(Type.getEltType(), false,
                                          /*isQuad*/ true))};
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, NameHint);
}
case NEON::BI__builtin_neon_vqshl_n_v:
case NEON::BI__builtin_neon_vqshlq_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshl_n",
                      1, false);
case NEON::BI__builtin_neon_vqshlu_n_v:
case NEON::BI__builtin_neon_vqshluq_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshlu_n",
                      1, false);
case NEON::BI__builtin_neon_vrecpe_v:
case NEON::BI__builtin_neon_vrecpeq_v:
case NEON::BI__builtin_neon_vrsqrte_v:
case NEON::BI__builtin_neon_vrsqrteq_v:
  Int = Ty->isFPOrFPVectorTy() ? LLVMIntrinsic : AltLLVMIntrinsic;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, NameHint);
case NEON::BI__builtin_neon_vrndi_v:
case NEON::BI__builtin_neon_vrndiq_v:
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_nearbyint
            : Intrinsic::nearbyint;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, NameHint);
case NEON::BI__builtin_neon_vrshr_n_v:
case NEON::BI__builtin_neon_vrshrq_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshr_n",
                      1, true);
case NEON::BI__builtin_neon_vsha512hq_v:
case NEON::BI__builtin_neon_vsha512h2q_v:
case NEON::BI__builtin_neon_vsha512su0q_v:
case NEON::BI__builtin_neon_vsha512su1q_v: {
  Function *F = CGM.getIntrinsic(Int);
  return EmitNeonCall(F, Ops, "");
}
case NEON::BI__builtin_neon_vshl_n_v:
case NEON::BI__builtin_neon_vshlq_n_v:
  Ops[1] = EmitNeonShiftVector(Ops[1], Ty, false);
  return Builder.CreateShl(Builder.CreateBitCast(Ops[0],Ty), Ops[1],
                           "vshl_n");
case NEON::BI__builtin_neon_vshll_n_v: {
  llvm::FixedVectorType *SrcTy =
      llvm::FixedVectorType::getTruncatedElementVectorType(VTy);
  Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy);
  if (Usgn)
    Ops[0] = Builder.CreateZExt(Ops[0], VTy);
  else
    Ops[0] = Builder.CreateSExt(Ops[0], VTy);
  Ops[1] = EmitNeonShiftVector(Ops[1], VTy, false);
  return Builder.CreateShl(Ops[0], Ops[1], "vshll_n");
}
case NEON::BI__builtin_neon_vshrn_n_v: {
  llvm::FixedVectorType *SrcTy =
      llvm::FixedVectorType::getExtendedElementVectorType(VTy);
  Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy);
  Ops[1] = EmitNeonShiftVector(Ops[1], SrcTy, false);
  if (Usgn)
    Ops[0] = Builder.CreateLShr(Ops[0], Ops[1]);
  else
    Ops[0] = Builder.CreateAShr(Ops[0], Ops[1]);
  return Builder.CreateTrunc(Ops[0], Ty, "vshrn_n");
}
case NEON::BI__builtin_neon_vshr_n_v:
case NEON::BI__builtin_neon_vshrq_n_v:
  return EmitNeonRShiftImm(Ops[0], Ops[1], Ty, Usgn, "vshr_n");
case NEON::BI__builtin_neon_vst1_v:
case NEON::BI__builtin_neon_vst1q_v:
case NEON::BI__builtin_neon_vst2_v:
case NEON::BI__builtin_neon_vst2q_v:
case NEON::BI__builtin_neon_vst3_v:
case NEON::BI__builtin_neon_vst3q_v:
case NEON::BI__builtin_neon_vst4_v:
case NEON::BI__builtin_neon_vst4q_v:
case NEON::BI__builtin_neon_vst2_lane_v:
case NEON::BI__builtin_neon_vst2q_lane_v:
case NEON::BI__builtin_neon_vst3_lane_v:
case NEON::BI__builtin_neon_vst3q_lane_v:
case NEON::BI__builtin_neon_vst4_lane_v:
case NEON::BI__builtin_neon_vst4q_lane_v: {
  llvm::Type *Tys[] = {Int8PtrTy, Ty};
  Ops.push_back(getAlignmentValue32(PtrOp0));
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "");
}
case NEON::BI__builtin_neon_vsm3partw1q_v:
case NEON::BI__builtin_neon_vsm3partw2q_v:
case NEON::BI__builtin_neon_vsm3ss1q_v:
case NEON::BI__builtin_neon_vsm4ekeyq_v:
case NEON::BI__builtin_neon_vsm4eq_v: {
  Function *F = CGM.getIntrinsic(Int);
  return EmitNeonCall(F, Ops, "");
}
case NEON::BI__builtin_neon_vsm3tt1aq_v:
case NEON::BI__builtin_neon_vsm3tt1bq_v:
case NEON::BI__builtin_neon_vsm3tt2aq_v:
case NEON::BI__builtin_neon_vsm3tt2bq_v: {
  Function *F = CGM.getIntrinsic(Int);
  Ops[3] = Builder.CreateZExt(Ops[3], Int64Ty);
  return EmitNeonCall(F, Ops, "");
}
case NEON::BI__builtin_neon_vst1_x2_v:
case NEON::BI__builtin_neon_vst1q_x2_v:
case NEON::BI__builtin_neon_vst1_x3_v:
case NEON::BI__builtin_neon_vst1q_x3_v:
case NEON::BI__builtin_neon_vst1_x4_v:
case NEON::BI__builtin_neon_vst1q_x4_v: {
  llvm::Type *PTy = llvm::PointerType::getUnqual(VTy->getElementType());
  // TODO: Currently in AArch32 mode the pointer operand comes first, whereas
  // in AArch64 it comes last. We may want to stick to one or another.
  if (Arch == llvm::Triple::aarch64 || Arch == llvm::Triple::aarch64_be ||
      Arch == llvm::Triple::aarch64_32) {
    llvm::Type *Tys[2] = { VTy, PTy };
    std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
    return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, "");
  }
  llvm::Type *Tys[2] = { PTy, VTy };
  return EmitNeonCall(CGM.getIntrinsic(LLVMIntrinsic, Tys), Ops, "");
}
case NEON::BI__builtin_neon_vsubhn_v: {
  llvm::FixedVectorType *SrcTy =
      llvm::FixedVectorType::getExtendedElementVectorType(VTy);

  // %sum = add <4 x i32> %lhs, %rhs
  Ops[0] = Builder.CreateBitCast(Ops[0], SrcTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], SrcTy);
  Ops[0] = Builder.CreateSub(Ops[0], Ops[1], "vsubhn");

  // %high = lshr <4 x i32> %sum, <i32 16, i32 16, i32 16, i32 16>
  Constant *ShiftAmt =
      ConstantInt::get(SrcTy, SrcTy->getScalarSizeInBits() / 2);
  Ops[0] = Builder.CreateLShr(Ops[0], ShiftAmt, "vsubhn");

  // %res = trunc <4 x i32> %high to <4 x i16>
  return Builder.CreateTrunc(Ops[0], VTy, "vsubhn");
}
case NEON::BI__builtin_neon_vtrn_v:
case NEON::BI__builtin_neon_vtrnq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
      Indices.push_back(i+vi);
      Indices.push_back(i+e+vi);
    }
    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vtrn");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vtst_v:
case NEON::BI__builtin_neon_vtstq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[0] = Builder.CreateAnd(Ops[0], Ops[1]);
  Ops[0] = Builder.CreateICmp(ICmpInst::ICMP_NE, Ops[0],
                              ConstantAggregateZero::get(Ty));
  return Builder.CreateSExt(Ops[0], Ty, "vtst");
}
case NEON::BI__builtin_neon_vuzp_v:
case NEON::BI__builtin_neon_vuzpq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i)
      Indices.push_back(2*i+vi);

    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vuzp");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vxarq_v: {
  Function *F = CGM.getIntrinsic(Int);
  Ops[2] = Builder.CreateZExt(Ops[2], Int64Ty);
  return EmitNeonCall(F, Ops, "");
}
case NEON::BI__builtin_neon_vzip_v:
case NEON::BI__builtin_neon_vzipq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
      Indices.push_back((i + vi*e) >> 1);
      Indices.push_back(((i + vi*e) >> 1)+e);
    }
    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vzip");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vdot_v:
case NEON::BI__builtin_neon_vdotq_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(Int8Ty, Ty->getPrimitiveSizeInBits() / 8);
  llvm::Type *Tys[2] = { Ty, InputTy };
  Int = Usgn ? LLVMIntrinsic : AltLLVMIntrinsic;
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vdot");
}
case NEON::BI__builtin_neon_vfmlal_low_v:
case NEON::BI__builtin_neon_vfmlalq_low_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(HalfTy, Ty->getPrimitiveSizeInBits() / 16);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vfmlal_low");
}
case NEON::BI__builtin_neon_vfmlsl_low_v:
case NEON::BI__builtin_neon_vfmlslq_low_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(HalfTy, Ty->getPrimitiveSizeInBits() / 16);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vfmlsl_low");
}
case NEON::BI__builtin_neon_vfmlal_high_v:
case NEON::BI__builtin_neon_vfmlalq_high_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(HalfTy, Ty->getPrimitiveSizeInBits() / 16);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vfmlal_high");
}
case NEON::BI__builtin_neon_vfmlsl_high_v:
case NEON::BI__builtin_neon_vfmlslq_high_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(HalfTy, Ty->getPrimitiveSizeInBits() / 16);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vfmlsl_high");
}
case NEON::BI__builtin_neon_vmmlaq_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(Int8Ty, Ty->getPrimitiveSizeInBits() / 8);
  llvm::Type *Tys[2] = { Ty, InputTy };
  Int = Usgn ? LLVMIntrinsic : AltLLVMIntrinsic;
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmmla");
}
case NEON::BI__builtin_neon_vusmmlaq_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(Int8Ty, Ty->getPrimitiveSizeInBits() / 8);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vusmmla");
}
case NEON::BI__builtin_neon_vusdot_v:
case NEON::BI__builtin_neon_vusdotq_v: {
  auto *InputTy =
      llvm::FixedVectorType::get(Int8Ty, Ty->getPrimitiveSizeInBits() / 8);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vusdot");
}
case NEON::BI__builtin_neon_vbfdot_v:
case NEON::BI__builtin_neon_vbfdotq_v: {
  llvm::Type *InputTy =
      llvm::FixedVectorType::get(BFloatTy, Ty->getPrimitiveSizeInBits() / 16);
  llvm::Type *Tys[2] = { Ty, InputTy };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vbfdot");
}
case NEON::BI__builtin_neon___a32_vcvt_bf16_v: {
  llvm::Type *Tys[1] = { Ty };
  Function *F = CGM.getIntrinsic(Int, Tys);
  return EmitNeonCall(F, Ops, "vcvtfp2bf");
}

}

assert(Int && "Expected valid intrinsic number")((void)0);

// Determine the type(s) of this overloaded AArch64 intrinsic.
Function *F = LookupNeonLLVMIntrinsic(Int, Modifier, Ty, E);

Value *Result = EmitNeonCall(F, Ops, NameHint);
llvm::Type *ResultType = ConvertType(E->getType());
// AArch64 intrinsic one-element vector type cast to
// scalar type expected by the builtin
return Builder.CreateBitCast(Result, ResultType, NameHint);
7131}

7133Value *CodeGenFunction::EmitAArch64CompareBuiltinExpr(
  Value *Op, llvm::Type *Ty, const CmpInst::Predicate Fp,
  const CmpInst::Predicate Ip, const Twine &Name) {
llvm::Type *OTy = Op->getType();

// FIXME: this is utterly horrific. We should not be looking at previous
// codegen context to find out what needs doing. Unfortunately TableGen
// currently gives us exactly the same calls for vceqz_f32 and vceqz_s32
// (etc).
if (BitCastInst *BI = dyn_cast<BitCastInst>(Op))
  OTy = BI->getOperand(0)->getType();

Op = Builder.CreateBitCast(Op, OTy);
if (OTy->getScalarType()->isFloatingPointTy()) {
  Op = Builder.CreateFCmp(Fp, Op, Constant::getNullValue(OTy));
} else {
  Op = Builder.CreateICmp(Ip, Op, Constant::getNullValue(OTy));
}
return Builder.CreateSExt(Op, Ty, Name);
7152}

7154static Value *packTBLDVectorList(CodeGenFunction &CGF, ArrayRef<Value *> Ops,
                               Value *ExtOp, Value *IndexOp,
                               llvm::Type *ResTy, unsigned IntID,
                               const char *Name) {
SmallVector<Value *, 2> TblOps;
if (ExtOp)
  TblOps.push_back(ExtOp);

// Build a vector containing sequential number like (0, 1, 2, ..., 15)
SmallVector<int, 16> Indices;
auto *TblTy = cast<llvm::FixedVectorType>(Ops[0]->getType());
for (unsigned i = 0, e = TblTy->getNumElements(); i != e; ++i) {
  Indices.push_back(2*i);
  Indices.push_back(2*i+1);
}

int PairPos = 0, End = Ops.size() - 1;
while (PairPos < End) {
  TblOps.push_back(CGF.Builder.CreateShuffleVector(Ops[PairPos],
                                                   Ops[PairPos+1], Indices,
                                                   Name));
  PairPos += 2;
}

// If there's an odd number of 64-bit lookup table, fill the high 64-bit
// of the 128-bit lookup table with zero.
if (PairPos == End) {
  Value *ZeroTbl = ConstantAggregateZero::get(TblTy);
  TblOps.push_back(CGF.Builder.CreateShuffleVector(Ops[PairPos],
                                                   ZeroTbl, Indices, Name));
}

Function *TblF;
TblOps.push_back(IndexOp);
TblF = CGF.CGM.getIntrinsic(IntID, ResTy);

return CGF.EmitNeonCall(TblF, TblOps, Name);
7191}

7193Value *CodeGenFunction::GetValueForARMHint(unsigned BuiltinID) {
unsigned Value;
switch (BuiltinID) {
default:
  return nullptr;
case ARM::BI__builtin_arm_nop:
  Value = 0;
  break;
case ARM::BI__builtin_arm_yield:
case ARM::BI__yield:
  Value = 1;
  break;
case ARM::BI__builtin_arm_wfe:
case ARM::BI__wfe:
  Value = 2;
  break;
case ARM::BI__builtin_arm_wfi:
case ARM::BI__wfi:
  Value = 3;
  break;
case ARM::BI__builtin_arm_sev:
case ARM::BI__sev:
  Value = 4;
  break;
case ARM::BI__builtin_arm_sevl:
case ARM::BI__sevl:
  Value = 5;
  break;
}

return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_hint),
                          llvm::ConstantInt::get(Int32Ty, Value));
7225}

7227enum SpecialRegisterAccessKind {
NormalRead,
VolatileRead,
Write,
7231};

7233// Generates the IR for the read/write special register builtin,
7234// ValueType is the type of the value that is to be written or read,
7235// RegisterType is the type of the register being written to or read from.
7236static Value *EmitSpecialRegisterBuiltin(CodeGenFunction &CGF,
                                       const CallExpr *E,
                                       llvm::Type *RegisterType,
                                       llvm::Type *ValueType,
                                       SpecialRegisterAccessKind AccessKind,
                                       StringRef SysReg = "") {
// write and register intrinsics only support 32 and 64 bit operations.
assert((RegisterType->isIntegerTy(32) || RegisterType->isIntegerTy(64))((void)0)
        && "Unsupported size for register.")((void)0);

CodeGen::CGBuilderTy &Builder = CGF.Builder;
CodeGen::CodeGenModule &CGM = CGF.CGM;
LLVMContext &Context = CGM.getLLVMContext();

if (SysReg.empty()) {
  const Expr *SysRegStrExpr = E->getArg(0)->IgnoreParenCasts();
  SysReg = cast<clang::StringLiteral>(SysRegStrExpr)->getString();
}

llvm::Metadata *Ops[] = { llvm::MDString::get(Context, SysReg) };
llvm::MDNode *RegName = llvm::MDNode::get(Context, Ops);
llvm::Value *Metadata = llvm::MetadataAsValue::get(Context, RegName);

llvm::Type *Types[] = { RegisterType };

bool MixedTypes = RegisterType->isIntegerTy(64) && ValueType->isIntegerTy(32);
assert(!(RegisterType->isIntegerTy(32) && ValueType->isIntegerTy(64))((void)0)
          && "Can't fit 64-bit value in 32-bit register")((void)0);

if (AccessKind != Write) {
  assert(AccessKind == NormalRead || AccessKind == VolatileRead)((void)0);
  llvm::Function *F = CGM.getIntrinsic(
      AccessKind == VolatileRead ? llvm::Intrinsic::read_volatile_register
                                 : llvm::Intrinsic::read_register,
      Types);
  llvm::Value *Call = Builder.CreateCall(F, Metadata);

  if (MixedTypes)
    // Read into 64 bit register and then truncate result to 32 bit.
    return Builder.CreateTrunc(Call, ValueType);

  if (ValueType->isPointerTy())
    // Have i32/i64 result (Call) but want to return a VoidPtrTy (i8*).
    return Builder.CreateIntToPtr(Call, ValueType);

  return Call;
}

llvm::Function *F = CGM.getIntrinsic(llvm::Intrinsic::write_register, Types);
llvm::Value *ArgValue = CGF.EmitScalarExpr(E->getArg(1));
if (MixedTypes) {
  // Extend 32 bit write value to 64 bit to pass to write.
  ArgValue = Builder.CreateZExt(ArgValue, RegisterType);
  return Builder.CreateCall(F, { Metadata, ArgValue });
}

if (ValueType->isPointerTy()) {
  // Have VoidPtrTy ArgValue but want to return an i32/i64.
  ArgValue = Builder.CreatePtrToInt(ArgValue, RegisterType);
  return Builder.CreateCall(F, { Metadata, ArgValue });
}

return Builder.CreateCall(F, { Metadata, ArgValue });
7299}

7301/// Return true if BuiltinID is an overloaded Neon intrinsic with an extra
7302/// argument that specifies the vector type.
7303static bool HasExtraNeonArgument(unsigned BuiltinID) {
switch (BuiltinID) {
default: break;
case NEON::BI__builtin_neon_vget_lane_i8:
case NEON::BI__builtin_neon_vget_lane_i16:
case NEON::BI__builtin_neon_vget_lane_bf16:
case NEON::BI__builtin_neon_vget_lane_i32:
case NEON::BI__builtin_neon_vget_lane_i64:
case NEON::BI__builtin_neon_vget_lane_f32:
case NEON::BI__builtin_neon_vgetq_lane_i8:
case NEON::BI__builtin_neon_vgetq_lane_i16:
case NEON::BI__builtin_neon_vgetq_lane_bf16:
case NEON::BI__builtin_neon_vgetq_lane_i32:
case NEON::BI__builtin_neon_vgetq_lane_i64:
case NEON::BI__builtin_neon_vgetq_lane_f32:
case NEON::BI__builtin_neon_vduph_lane_bf16:
case NEON::BI__builtin_neon_vduph_laneq_bf16:
case NEON::BI__builtin_neon_vset_lane_i8:
case NEON::BI__builtin_neon_vset_lane_i16:
case NEON::BI__builtin_neon_vset_lane_bf16:
case NEON::BI__builtin_neon_vset_lane_i32:
case NEON::BI__builtin_neon_vset_lane_i64:
case NEON::BI__builtin_neon_vset_lane_f32:
case NEON::BI__builtin_neon_vsetq_lane_i8:
case NEON::BI__builtin_neon_vsetq_lane_i16:
case NEON::BI__builtin_neon_vsetq_lane_bf16:
case NEON::BI__builtin_neon_vsetq_lane_i32:
case NEON::BI__builtin_neon_vsetq_lane_i64:
case NEON::BI__builtin_neon_vsetq_lane_f32:
case NEON::BI__builtin_neon_vsha1h_u32:
case NEON::BI__builtin_neon_vsha1cq_u32:
case NEON::BI__builtin_neon_vsha1pq_u32:
case NEON::BI__builtin_neon_vsha1mq_u32:
case NEON::BI__builtin_neon_vcvth_bf16_f32:
case clang::ARM::BI_MoveToCoprocessor:
case clang::ARM::BI_MoveToCoprocessor2:
  return false;
}
return true;
7342}

7344Value *CodeGenFunction::EmitARMBuiltinExpr(unsigned BuiltinID,
                                         const CallExpr *E,
                                         ReturnValueSlot ReturnValue,
                                         llvm::Triple::ArchType Arch) {
if (auto Hint = GetValueForARMHint(BuiltinID))
  return Hint;

if (BuiltinID == ARM::BI__emit) {
  bool IsThumb = getTarget().getTriple().getArch() == llvm::Triple::thumb;
  llvm::FunctionType *FTy =
      llvm::FunctionType::get(VoidTy, /*Variadic=*/false);

  Expr::EvalResult Result;
  if (!E->getArg(0)->EvaluateAsInt(Result, CGM.getContext()))
    llvm_unreachable("Sema will ensure that the parameter is constant")__builtin_unreachable();

  llvm::APSInt Value = Result.Val.getInt();
  uint64_t ZExtValue = Value.zextOrTrunc(IsThumb ? 16 : 32).getZExtValue();

  llvm::InlineAsm *Emit =
      IsThumb ? InlineAsm::get(FTy, ".inst.n 0x" + utohexstr(ZExtValue), "",
                               /*hasSideEffects=*/true)
              : InlineAsm::get(FTy, ".inst 0x" + utohexstr(ZExtValue), "",
                               /*hasSideEffects=*/true);

  return Builder.CreateCall(Emit);
}

if (BuiltinID == ARM::BI__builtin_arm_dbg) {
  Value *Option = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_dbg), Option);
}

if (BuiltinID == ARM::BI__builtin_arm_prefetch) {
  Value *Address = EmitScalarExpr(E->getArg(0));
  Value *RW      = EmitScalarExpr(E->getArg(1));
  Value *IsData  = EmitScalarExpr(E->getArg(2));

  // Locality is not supported on ARM target
  Value *Locality = llvm::ConstantInt::get(Int32Ty, 3);

  Function *F = CGM.getIntrinsic(Intrinsic::prefetch, Address->getType());
  return Builder.CreateCall(F, {Address, RW, Locality, IsData});
}

if (BuiltinID == ARM::BI__builtin_arm_rbit) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(Intrinsic::bitreverse, Arg->getType()), Arg, "rbit");
}

if (BuiltinID == ARM::BI__builtin_arm_cls) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_cls), Arg, "cls");
}
if (BuiltinID == ARM::BI__builtin_arm_cls64) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_cls64), Arg,
                            "cls");
}

if (BuiltinID == ARM::BI__clear_cache) {
  assert(E->getNumArgs() == 2 && "__clear_cache takes 2 arguments")((void)0);
  const FunctionDecl *FD = E->getDirectCallee();
  Value *Ops[2];
  for (unsigned i = 0; i < 2; i++)
    Ops[i] = EmitScalarExpr(E->getArg(i));
  llvm::Type *Ty = CGM.getTypes().ConvertType(FD->getType());
  llvm::FunctionType *FTy = cast<llvm::FunctionType>(Ty);
  StringRef Name = FD->getName();
  return EmitNounwindRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name), Ops);
}

if (BuiltinID == ARM::BI__builtin_arm_mcrr ||
    BuiltinID == ARM::BI__builtin_arm_mcrr2) {
  Function *F;

  switch (BuiltinID) {
  default: llvm_unreachable("unexpected builtin")__builtin_unreachable();
  case ARM::BI__builtin_arm_mcrr:
    F = CGM.getIntrinsic(Intrinsic::arm_mcrr);
    break;
  case ARM::BI__builtin_arm_mcrr2:
    F = CGM.getIntrinsic(Intrinsic::arm_mcrr2);
    break;
  }

  // MCRR{2} instruction has 5 operands but
  // the intrinsic has 4 because Rt and Rt2
  // are represented as a single unsigned 64
  // bit integer in the intrinsic definition
  // but internally it's represented as 2 32
  // bit integers.

  Value *Coproc = EmitScalarExpr(E->getArg(0));
  Value *Opc1 = EmitScalarExpr(E->getArg(1));
  Value *RtAndRt2 = EmitScalarExpr(E->getArg(2));
  Value *CRm = EmitScalarExpr(E->getArg(3));

  Value *C1 = llvm::ConstantInt::get(Int64Ty, 32);
  Value *Rt = Builder.CreateTruncOrBitCast(RtAndRt2, Int32Ty);
  Value *Rt2 = Builder.CreateLShr(RtAndRt2, C1);
  Rt2 = Builder.CreateTruncOrBitCast(Rt2, Int32Ty);

  return Builder.CreateCall(F, {Coproc, Opc1, Rt, Rt2, CRm});
}

if (BuiltinID == ARM::BI__builtin_arm_mrrc ||
    BuiltinID == ARM::BI__builtin_arm_mrrc2) {
  Function *F;

  switch (BuiltinID) {
  default: llvm_unreachable("unexpected builtin")__builtin_unreachable();
  case ARM::BI__builtin_arm_mrrc:
    F = CGM.getIntrinsic(Intrinsic::arm_mrrc);
    break;
  case ARM::BI__builtin_arm_mrrc2:
    F = CGM.getIntrinsic(Intrinsic::arm_mrrc2);
    break;
  }

  Value *Coproc = EmitScalarExpr(E->getArg(0));
  Value *Opc1 = EmitScalarExpr(E->getArg(1));
  Value *CRm  = EmitScalarExpr(E->getArg(2));
  Value *RtAndRt2 = Builder.CreateCall(F, {Coproc, Opc1, CRm});

  // Returns an unsigned 64 bit integer, represented
  // as two 32 bit integers.

  Value *Rt = Builder.CreateExtractValue(RtAndRt2, 1);
  Value *Rt1 = Builder.CreateExtractValue(RtAndRt2, 0);
  Rt = Builder.CreateZExt(Rt, Int64Ty);
  Rt1 = Builder.CreateZExt(Rt1, Int64Ty);

  Value *ShiftCast = llvm::ConstantInt::get(Int64Ty, 32);
  RtAndRt2 = Builder.CreateShl(Rt, ShiftCast, "shl", true);
  RtAndRt2 = Builder.CreateOr(RtAndRt2, Rt1);

  return Builder.CreateBitCast(RtAndRt2, ConvertType(E->getType()));
}

if (BuiltinID == ARM::BI__builtin_arm_ldrexd ||
    ((BuiltinID == ARM::BI__builtin_arm_ldrex ||
      BuiltinID == ARM::BI__builtin_arm_ldaex) &&
     getContext().getTypeSize(E->getType()) == 64) ||
    BuiltinID == ARM::BI__ldrexd) {
  Function *F;

  switch (BuiltinID) {
  default: llvm_unreachable("unexpected builtin")__builtin_unreachable();
  case ARM::BI__builtin_arm_ldaex:
    F = CGM.getIntrinsic(Intrinsic::arm_ldaexd);
    break;
  case ARM::BI__builtin_arm_ldrexd:
  case ARM::BI__builtin_arm_ldrex:
  case ARM::BI__ldrexd:
    F = CGM.getIntrinsic(Intrinsic::arm_ldrexd);
    break;
  }

  Value *LdPtr = EmitScalarExpr(E->getArg(0));
  Value *Val = Builder.CreateCall(F, Builder.CreateBitCast(LdPtr, Int8PtrTy),
                                  "ldrexd");

  Value *Val0 = Builder.CreateExtractValue(Val, 1);
  Value *Val1 = Builder.CreateExtractValue(Val, 0);
  Val0 = Builder.CreateZExt(Val0, Int64Ty);
  Val1 = Builder.CreateZExt(Val1, Int64Ty);

  Value *ShiftCst = llvm::ConstantInt::get(Int64Ty, 32);
  Val = Builder.CreateShl(Val0, ShiftCst, "shl", true /* nuw */);
  Val = Builder.CreateOr(Val, Val1);
  return Builder.CreateBitCast(Val, ConvertType(E->getType()));
}

if (BuiltinID == ARM::BI__builtin_arm_ldrex ||
    BuiltinID == ARM::BI__builtin_arm_ldaex) {
  Value *LoadAddr = EmitScalarExpr(E->getArg(0));

  QualType Ty = E->getType();
  llvm::Type *RealResTy = ConvertType(Ty);
  llvm::Type *PtrTy = llvm::IntegerType::get(
      getLLVMContext(), getContext().getTypeSize(Ty))->getPointerTo();
  LoadAddr = Builder.CreateBitCast(LoadAddr, PtrTy);

  Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_ldaex
                                     ? Intrinsic::arm_ldaex
                                     : Intrinsic::arm_ldrex,
                                 PtrTy);
  Value *Val = Builder.CreateCall(F, LoadAddr, "ldrex");

  if (RealResTy->isPointerTy())
    return Builder.CreateIntToPtr(Val, RealResTy);
  else {
    llvm::Type *IntResTy = llvm::IntegerType::get(
        getLLVMContext(), CGM.getDataLayout().getTypeSizeInBits(RealResTy));
    Val = Builder.CreateTruncOrBitCast(Val, IntResTy);
    return Builder.CreateBitCast(Val, RealResTy);
  }
}

if (BuiltinID == ARM::BI__builtin_arm_strexd ||
    ((BuiltinID == ARM::BI__builtin_arm_stlex ||
      BuiltinID == ARM::BI__builtin_arm_strex) &&
     getContext().getTypeSize(E->getArg(0)->getType()) == 64)) {
  Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_stlex
                                     ? Intrinsic::arm_stlexd
                                     : Intrinsic::arm_strexd);
  llvm::Type *STy = llvm::StructType::get(Int32Ty, Int32Ty);

  Address Tmp = CreateMemTemp(E->getArg(0)->getType());
  Value *Val = EmitScalarExpr(E->getArg(0));
  Builder.CreateStore(Val, Tmp);

  Address LdPtr = Builder.CreateBitCast(Tmp,llvm::PointerType::getUnqual(STy));
  Val = Builder.CreateLoad(LdPtr);

  Value *Arg0 = Builder.CreateExtractValue(Val, 0);
  Value *Arg1 = Builder.CreateExtractValue(Val, 1);
  Value *StPtr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)), Int8PtrTy);
  return Builder.CreateCall(F, {Arg0, Arg1, StPtr}, "strexd");
}

if (BuiltinID == ARM::BI__builtin_arm_strex ||
    BuiltinID == ARM::BI__builtin_arm_stlex) {
  Value *StoreVal = EmitScalarExpr(E->getArg(0));
  Value *StoreAddr = EmitScalarExpr(E->getArg(1));

  QualType Ty = E->getArg(0)->getType();
  llvm::Type *StoreTy = llvm::IntegerType::get(getLLVMContext(),
                                               getContext().getTypeSize(Ty));
  StoreAddr = Builder.CreateBitCast(StoreAddr, StoreTy->getPointerTo());

  if (StoreVal->getType()->isPointerTy())
    StoreVal = Builder.CreatePtrToInt(StoreVal, Int32Ty);
  else {
    llvm::Type *IntTy = llvm::IntegerType::get(
        getLLVMContext(),
        CGM.getDataLayout().getTypeSizeInBits(StoreVal->getType()));
    StoreVal = Builder.CreateBitCast(StoreVal, IntTy);
    StoreVal = Builder.CreateZExtOrBitCast(StoreVal, Int32Ty);
  }

  Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI__builtin_arm_stlex
                                     ? Intrinsic::arm_stlex
                                     : Intrinsic::arm_strex,
                                 StoreAddr->getType());
  return Builder.CreateCall(F, {StoreVal, StoreAddr}, "strex");
}

if (BuiltinID == ARM::BI__builtin_arm_clrex) {
  Function *F = CGM.getIntrinsic(Intrinsic::arm_clrex);
  return Builder.CreateCall(F);
}

// CRC32
Intrinsic::ID CRCIntrinsicID = Intrinsic::not_intrinsic;
switch (BuiltinID) {
case ARM::BI__builtin_arm_crc32b:
  CRCIntrinsicID = Intrinsic::arm_crc32b; break;
case ARM::BI__builtin_arm_crc32cb:
  CRCIntrinsicID = Intrinsic::arm_crc32cb; break;
case ARM::BI__builtin_arm_crc32h:
  CRCIntrinsicID = Intrinsic::arm_crc32h; break;
case ARM::BI__builtin_arm_crc32ch:
  CRCIntrinsicID = Intrinsic::arm_crc32ch; break;
case ARM::BI__builtin_arm_crc32w:
case ARM::BI__builtin_arm_crc32d:
  CRCIntrinsicID = Intrinsic::arm_crc32w; break;
case ARM::BI__builtin_arm_crc32cw:
case ARM::BI__builtin_arm_crc32cd:
  CRCIntrinsicID = Intrinsic::arm_crc32cw; break;
}

if (CRCIntrinsicID != Intrinsic::not_intrinsic) {
  Value *Arg0 = EmitScalarExpr(E->getArg(0));
  Value *Arg1 = EmitScalarExpr(E->getArg(1));

  // crc32{c,}d intrinsics are implemnted as two calls to crc32{c,}w
  // intrinsics, hence we need different codegen for these cases.
  if (BuiltinID == ARM::BI__builtin_arm_crc32d ||
      BuiltinID == ARM::BI__builtin_arm_crc32cd) {
    Value *C1 = llvm::ConstantInt::get(Int64Ty, 32);
    Value *Arg1a = Builder.CreateTruncOrBitCast(Arg1, Int32Ty);
    Value *Arg1b = Builder.CreateLShr(Arg1, C1);
    Arg1b = Builder.CreateTruncOrBitCast(Arg1b, Int32Ty);

    Function *F = CGM.getIntrinsic(CRCIntrinsicID);
    Value *Res = Builder.CreateCall(F, {Arg0, Arg1a});
    return Builder.CreateCall(F, {Res, Arg1b});
  } else {
    Arg1 = Builder.CreateZExtOrBitCast(Arg1, Int32Ty);

    Function *F = CGM.getIntrinsic(CRCIntrinsicID);
    return Builder.CreateCall(F, {Arg0, Arg1});
  }
}

if (BuiltinID == ARM::BI__builtin_arm_rsr ||
    BuiltinID == ARM::BI__builtin_arm_rsr64 ||
    BuiltinID == ARM::BI__builtin_arm_rsrp ||
    BuiltinID == ARM::BI__builtin_arm_wsr ||
    BuiltinID == ARM::BI__builtin_arm_wsr64 ||
    BuiltinID == ARM::BI__builtin_arm_wsrp) {

  SpecialRegisterAccessKind AccessKind = Write;
  if (BuiltinID == ARM::BI__builtin_arm_rsr ||
      BuiltinID == ARM::BI__builtin_arm_rsr64 ||
      BuiltinID == ARM::BI__builtin_arm_rsrp)
    AccessKind = VolatileRead;

  bool IsPointerBuiltin = BuiltinID == ARM::BI__builtin_arm_rsrp ||
                          BuiltinID == ARM::BI__builtin_arm_wsrp;

  bool Is64Bit = BuiltinID == ARM::BI__builtin_arm_rsr64 ||
                 BuiltinID == ARM::BI__builtin_arm_wsr64;

  llvm::Type *ValueType;
  llvm::Type *RegisterType;
  if (IsPointerBuiltin) {
    ValueType = VoidPtrTy;
    RegisterType = Int32Ty;
  } else if (Is64Bit) {
    ValueType = RegisterType = Int64Ty;
  } else {
    ValueType = RegisterType = Int32Ty;
  }

  return EmitSpecialRegisterBuiltin(*this, E, RegisterType, ValueType,
                                    AccessKind);
}

// Handle MSVC intrinsics before argument evaluation to prevent double
// evaluation.
if (Optional<MSVCIntrin> MsvcIntId = translateArmToMsvcIntrin(BuiltinID))
  return EmitMSVCBuiltinExpr(*MsvcIntId, E);

// Deal with MVE builtins
if (Value *Result = EmitARMMVEBuiltinExpr(BuiltinID, E, ReturnValue, Arch))
  return Result;
// Handle CDE builtins
if (Value *Result = EmitARMCDEBuiltinExpr(BuiltinID, E, ReturnValue, Arch))
  return Result;

// Find out if any arguments are required to be integer constant
// expressions.
unsigned ICEArguments = 0;
ASTContext::GetBuiltinTypeError Error;
getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
assert(Error == ASTContext::GE_None && "Should not codegen an error")((void)0);

auto getAlignmentValue32 = [&](Address addr) -> Value* {
  return Builder.getInt32(addr.getAlignment().getQuantity());
};

Address PtrOp0 = Address::invalid();
Address PtrOp1 = Address::invalid();
SmallVector<Value*, 4> Ops;
bool HasExtraArg = HasExtraNeonArgument(BuiltinID);
unsigned NumArgs = E->getNumArgs() - (HasExtraArg ? 1 : 0);
for (unsigned i = 0, e = NumArgs; i != e; i++) {
  if (i == 0) {
    switch (BuiltinID) {
    case NEON::BI__builtin_neon_vld1_v:
    case NEON::BI__builtin_neon_vld1q_v:
    case NEON::BI__builtin_neon_vld1q_lane_v:
    case NEON::BI__builtin_neon_vld1_lane_v:
    case NEON::BI__builtin_neon_vld1_dup_v:
    case NEON::BI__builtin_neon_vld1q_dup_v:
    case NEON::BI__builtin_neon_vst1_v:
    case NEON::BI__builtin_neon_vst1q_v:
    case NEON::BI__builtin_neon_vst1q_lane_v:
    case NEON::BI__builtin_neon_vst1_lane_v:
    case NEON::BI__builtin_neon_vst2_v:
    case NEON::BI__builtin_neon_vst2q_v:
    case NEON::BI__builtin_neon_vst2_lane_v:
    case NEON::BI__builtin_neon_vst2q_lane_v:
    case NEON::BI__builtin_neon_vst3_v:
    case NEON::BI__builtin_neon_vst3q_v:
    case NEON::BI__builtin_neon_vst3_lane_v:
    case NEON::BI__builtin_neon_vst3q_lane_v:
    case NEON::BI__builtin_neon_vst4_v:
    case NEON::BI__builtin_neon_vst4q_v:
    case NEON::BI__builtin_neon_vst4_lane_v:
    case NEON::BI__builtin_neon_vst4q_lane_v:
      // Get the alignment for the argument in addition to the value;
      // we'll use it later.
      PtrOp0 = EmitPointerWithAlignment(E->getArg(0));
      Ops.push_back(PtrOp0.getPointer());
      continue;
    }
  }
  if (i == 1) {
    switch (BuiltinID) {
    case NEON::BI__builtin_neon_vld2_v:
    case NEON::BI__builtin_neon_vld2q_v:
    case NEON::BI__builtin_neon_vld3_v:
    case NEON::BI__builtin_neon_vld3q_v:
    case NEON::BI__builtin_neon_vld4_v:
    case NEON::BI__builtin_neon_vld4q_v:
    case NEON::BI__builtin_neon_vld2_lane_v:
    case NEON::BI__builtin_neon_vld2q_lane_v:
    case NEON::BI__builtin_neon_vld3_lane_v:
    case NEON::BI__builtin_neon_vld3q_lane_v:
    case NEON::BI__builtin_neon_vld4_lane_v:
    case NEON::BI__builtin_neon_vld4q_lane_v:
    case NEON::BI__builtin_neon_vld2_dup_v:
    case NEON::BI__builtin_neon_vld2q_dup_v:
    case NEON::BI__builtin_neon_vld3_dup_v:
    case NEON::BI__builtin_neon_vld3q_dup_v:
    case NEON::BI__builtin_neon_vld4_dup_v:
    case NEON::BI__builtin_neon_vld4q_dup_v:
      // Get the alignment for the argument in addition to the value;
      // we'll use it later.
      PtrOp1 = EmitPointerWithAlignment(E->getArg(1));
      Ops.push_back(PtrOp1.getPointer());
      continue;
    }
  }

  if ((ICEArguments & (1 << i)) == 0) {
    Ops.push_back(EmitScalarExpr(E->getArg(i)));
  } else {
    // If this is required to be a constant, constant fold it so that we know
    // that the generated intrinsic gets a ConstantInt.
    Ops.push_back(llvm::ConstantInt::get(
        getLLVMContext(),
        *E->getArg(i)->getIntegerConstantExpr(getContext())));
  }
}

switch (BuiltinID) {
default: break;

case NEON::BI__builtin_neon_vget_lane_i8:
case NEON::BI__builtin_neon_vget_lane_i16:
case NEON::BI__builtin_neon_vget_lane_i32:
case NEON::BI__builtin_neon_vget_lane_i64:
case NEON::BI__builtin_neon_vget_lane_bf16:
case NEON::BI__builtin_neon_vget_lane_f32:
case NEON::BI__builtin_neon_vgetq_lane_i8:
case NEON::BI__builtin_neon_vgetq_lane_i16:
case NEON::BI__builtin_neon_vgetq_lane_i32:
case NEON::BI__builtin_neon_vgetq_lane_i64:
case NEON::BI__builtin_neon_vgetq_lane_bf16:
case NEON::BI__builtin_neon_vgetq_lane_f32:
case NEON::BI__builtin_neon_vduph_lane_bf16:
case NEON::BI__builtin_neon_vduph_laneq_bf16:
  return Builder.CreateExtractElement(Ops[0], Ops[1], "vget_lane");

case NEON::BI__builtin_neon_vrndns_f32: {
  Value *Arg = EmitScalarExpr(E->getArg(0));
  llvm::Type *Tys[] = {Arg->getType()};
  Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vrintn, Tys);
  return Builder.CreateCall(F, {Arg}, "vrndn"); }

case NEON::BI__builtin_neon_vset_lane_i8:
case NEON::BI__builtin_neon_vset_lane_i16:
case NEON::BI__builtin_neon_vset_lane_i32:
case NEON::BI__builtin_neon_vset_lane_i64:
case NEON::BI__builtin_neon_vset_lane_bf16:
case NEON::BI__builtin_neon_vset_lane_f32:
case NEON::BI__builtin_neon_vsetq_lane_i8:
case NEON::BI__builtin_neon_vsetq_lane_i16:
case NEON::BI__builtin_neon_vsetq_lane_i32:
case NEON::BI__builtin_neon_vsetq_lane_i64:
case NEON::BI__builtin_neon_vsetq_lane_bf16:
case NEON::BI__builtin_neon_vsetq_lane_f32:
  return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane");

case NEON::BI__builtin_neon_vsha1h_u32:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1h), Ops,
                      "vsha1h");
case NEON::BI__builtin_neon_vsha1cq_u32:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1c), Ops,
                      "vsha1h");
case NEON::BI__builtin_neon_vsha1pq_u32:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1p), Ops,
                      "vsha1h");
case NEON::BI__builtin_neon_vsha1mq_u32:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_sha1m), Ops,
                      "vsha1h");

case NEON::BI__builtin_neon_vcvth_bf16_f32: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vcvtbfp2bf), Ops,
                      "vcvtbfp2bf");
}

// The ARM _MoveToCoprocessor builtins put the input register value as
// the first argument, but the LLVM intrinsic expects it as the third one.
case ARM::BI_MoveToCoprocessor:
case ARM::BI_MoveToCoprocessor2: {
  Function *F = CGM.getIntrinsic(BuiltinID == ARM::BI_MoveToCoprocessor ?
                                 Intrinsic::arm_mcr : Intrinsic::arm_mcr2);
  return Builder.CreateCall(F, {Ops[1], Ops[2], Ops[0],
                                Ops[3], Ops[4], Ops[5]});
}
}

// Get the last argument, which specifies the vector type.
assert(HasExtraArg)((void)0);
const Expr *Arg = E->getArg(E->getNumArgs()-1);
Optional<llvm::APSInt> Result = Arg->getIntegerConstantExpr(getContext());
if (!Result)
  return nullptr;

if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f ||
    BuiltinID == ARM::BI__builtin_arm_vcvtr_d) {
  // Determine the overloaded type of this builtin.
  llvm::Type *Ty;
  if (BuiltinID == ARM::BI__builtin_arm_vcvtr_f)
    Ty = FloatTy;
  else
    Ty = DoubleTy;

  // Determine whether this is an unsigned conversion or not.
  bool usgn = Result->getZExtValue() == 1;
  unsigned Int = usgn ? Intrinsic::arm_vcvtru : Intrinsic::arm_vcvtr;

  // Call the appropriate intrinsic.
  Function *F = CGM.getIntrinsic(Int, Ty);
  return Builder.CreateCall(F, Ops, "vcvtr");
}

// Determine the type of this overloaded NEON intrinsic.
NeonTypeFlags Type = Result->getZExtValue();
bool usgn = Type.isUnsigned();
bool rightShift = false;

llvm::FixedVectorType *VTy =
    GetNeonType(this, Type, getTarget().hasLegalHalfType(), false,
                getTarget().hasBFloat16Type());
llvm::Type *Ty = VTy;
if (!Ty)
  return nullptr;

// Many NEON builtins have identical semantics and uses in ARM and
// AArch64. Emit these in a single function.
auto IntrinsicMap = makeArrayRef(ARMSIMDIntrinsicMap);
const ARMVectorIntrinsicInfo *Builtin = findARMVectorIntrinsicInMap(
    IntrinsicMap, BuiltinID, NEONSIMDIntrinsicsProvenSorted);
if (Builtin)
  return EmitCommonNeonBuiltinExpr(
      Builtin->BuiltinID, Builtin->LLVMIntrinsic, Builtin->AltLLVMIntrinsic,
      Builtin->NameHint, Builtin->TypeModifier, E, Ops, PtrOp0, PtrOp1, Arch);

unsigned Int;
switch (BuiltinID) {
default: return nullptr;
case NEON::BI__builtin_neon_vld1q_lane_v:
  // Handle 64-bit integer elements as a special case.  Use shuffles of
  // one-element vectors to avoid poor code for i64 in the backend.
  if (VTy->getElementType()->isIntegerTy(64)) {
    // Extract the other lane.
    Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
    int Lane = cast<ConstantInt>(Ops[2])->getZExtValue();
    Value *SV = llvm::ConstantVector::get(ConstantInt::get(Int32Ty, 1-Lane));
    Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV);
    // Load the value as a one-element vector.
    Ty = llvm::FixedVectorType::get(VTy->getElementType(), 1);
    llvm::Type *Tys[] = {Ty, Int8PtrTy};
    Function *F = CGM.getIntrinsic(Intrinsic::arm_neon_vld1, Tys);
    Value *Align = getAlignmentValue32(PtrOp0);
    Value *Ld = Builder.CreateCall(F, {Ops[0], Align});
    // Combine them.
    int Indices[] = {1 - Lane, Lane};
    return Builder.CreateShuffleVector(Ops[1], Ld, Indices, "vld1q_lane");
  }
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vld1_lane_v: {
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  PtrOp0 = Builder.CreateElementBitCast(PtrOp0, VTy->getElementType());
  Value *Ld = Builder.CreateLoad(PtrOp0);
  return Builder.CreateInsertElement(Ops[1], Ld, Ops[2], "vld1_lane");
}
case NEON::BI__builtin_neon_vqrshrn_n_v:
  Int =
    usgn ? Intrinsic::arm_neon_vqrshiftnu : Intrinsic::arm_neon_vqrshiftns;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrn_n",
                      1, true);
case NEON::BI__builtin_neon_vqrshrun_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqrshiftnsu, Ty),
                      Ops, "vqrshrun_n", 1, true);
case NEON::BI__builtin_neon_vqshrn_n_v:
  Int = usgn ? Intrinsic::arm_neon_vqshiftnu : Intrinsic::arm_neon_vqshiftns;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrn_n",
                      1, true);
case NEON::BI__builtin_neon_vqshrun_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vqshiftnsu, Ty),
                      Ops, "vqshrun_n", 1, true);
case NEON::BI__builtin_neon_vrecpe_v:
case NEON::BI__builtin_neon_vrecpeq_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrecpe, Ty),
                      Ops, "vrecpe");
case NEON::BI__builtin_neon_vrshrn_n_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vrshiftn, Ty),
                      Ops, "vrshrn_n", 1, true);
case NEON::BI__builtin_neon_vrsra_n_v:
case NEON::BI__builtin_neon_vrsraq_n_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = EmitNeonShiftVector(Ops[2], Ty, true);
  Int = usgn ? Intrinsic::arm_neon_vrshiftu : Intrinsic::arm_neon_vrshifts;
  Ops[1] = Builder.CreateCall(CGM.getIntrinsic(Int, Ty), {Ops[1], Ops[2]});
  return Builder.CreateAdd(Ops[0], Ops[1], "vrsra_n");
case NEON::BI__builtin_neon_vsri_n_v:
case NEON::BI__builtin_neon_vsriq_n_v:
  rightShift = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vsli_n_v:
case NEON::BI__builtin_neon_vsliq_n_v:
  Ops[2] = EmitNeonShiftVector(Ops[2], Ty, rightShift);
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vshiftins, Ty),
                      Ops, "vsli_n");
case NEON::BI__builtin_neon_vsra_n_v:
case NEON::BI__builtin_neon_vsraq_n_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = EmitNeonRShiftImm(Ops[1], Ops[2], Ty, usgn, "vsra_n");
  return Builder.CreateAdd(Ops[0], Ops[1]);
case NEON::BI__builtin_neon_vst1q_lane_v:
  // Handle 64-bit integer elements as a special case.  Use a shuffle to get
  // a one-element vector and avoid poor code for i64 in the backend.
  if (VTy->getElementType()->isIntegerTy(64)) {
    Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
    Value *SV = llvm::ConstantVector::get(cast<llvm::Constant>(Ops[2]));
    Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV);
    Ops[2] = getAlignmentValue32(PtrOp0);
    llvm::Type *Tys[] = {Int8PtrTy, Ops[1]->getType()};
    return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::arm_neon_vst1,
                                               Tys), Ops);
  }
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vst1_lane_v: {
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2]);
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  auto St = Builder.CreateStore(Ops[1], Builder.CreateBitCast(PtrOp0, Ty));
  return St;
}
case NEON::BI__builtin_neon_vtbl1_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl1),
                      Ops, "vtbl1");
case NEON::BI__builtin_neon_vtbl2_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl2),
                      Ops, "vtbl2");
case NEON::BI__builtin_neon_vtbl3_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl3),
                      Ops, "vtbl3");
case NEON::BI__builtin_neon_vtbl4_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbl4),
                      Ops, "vtbl4");
case NEON::BI__builtin_neon_vtbx1_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx1),
                      Ops, "vtbx1");
case NEON::BI__builtin_neon_vtbx2_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx2),
                      Ops, "vtbx2");
case NEON::BI__builtin_neon_vtbx3_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx3),
                      Ops, "vtbx3");
case NEON::BI__builtin_neon_vtbx4_v:
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::arm_neon_vtbx4),
                      Ops, "vtbx4");
}
8008}

8010template<typename Integer>
8011static Integer GetIntegerConstantValue(const Expr *E, ASTContext &Context) {
return E->getIntegerConstantExpr(Context)->getExtValue();
8013}

8015static llvm::Value *SignOrZeroExtend(CGBuilderTy &Builder, llvm::Value *V,
                                   llvm::Type *T, bool Unsigned) {
// Helper function called by Tablegen-constructed ARM MVE builtin codegen,
// which finds it convenient to specify signed/unsigned as a boolean flag.
return Unsigned ? Builder.CreateZExt(V, T) : Builder.CreateSExt(V, T);
8020}

8022static llvm::Value *MVEImmediateShr(CGBuilderTy &Builder, llvm::Value *V,
                                  uint32_t Shift, bool Unsigned) {
// MVE helper function for integer shift right. This must handle signed vs
// unsigned, and also deal specially with the case where the shift count is
// equal to the lane size. In LLVM IR, an LShr with that parameter would be
// undefined behavior, but in MVE it's legal, so we must convert it to code
// that is not undefined in IR.
unsigned LaneBits = cast<llvm::VectorType>(V->getType())
                        ->getElementType()
                        ->getPrimitiveSizeInBits();
if (Shift == LaneBits) {
  // An unsigned shift of the full lane size always generates zero, so we can
  // simply emit a zero vector. A signed shift of the full lane size does the
  // same thing as shifting by one bit fewer.
  if (Unsigned)
    return llvm::Constant::getNullValue(V->getType());
  else
    --Shift;
}
return Unsigned ? Builder.CreateLShr(V, Shift) : Builder.CreateAShr(V, Shift);
8042}

8044static llvm::Value *ARMMVEVectorSplat(CGBuilderTy &Builder, llvm::Value *V) {
// MVE-specific helper function for a vector splat, which infers the element
// count of the output vector by knowing that MVE vectors are all 128 bits
// wide.
unsigned Elements = 128 / V->getType()->getPrimitiveSizeInBits();
return Builder.CreateVectorSplat(Elements, V);
8050}

8052static llvm::Value *ARMMVEVectorReinterpret(CGBuilderTy &Builder,
                                          CodeGenFunction *CGF,
                                          llvm::Value *V,
                                          llvm::Type *DestType) {
// Convert one MVE vector type into another by reinterpreting its in-register
// format.
//
// Little-endian, this is identical to a bitcast (which reinterprets the
// memory format). But big-endian, they're not necessarily the same, because
// the register and memory formats map to each other differently depending on
// the lane size.
//
// We generate a bitcast whenever we can (if we're little-endian, or if the
// lane sizes are the same anyway). Otherwise we fall back to an IR intrinsic
// that performs the different kind of reinterpretation.
if (CGF->getTarget().isBigEndian() &&
    V->getType()->getScalarSizeInBits() != DestType->getScalarSizeInBits()) {
  return Builder.CreateCall(
      CGF->CGM.getIntrinsic(Intrinsic::arm_mve_vreinterpretq,
                            {DestType, V->getType()}),
      V);
} else {
  return Builder.CreateBitCast(V, DestType);
}
8076}

8078static llvm::Value *VectorUnzip(CGBuilderTy &Builder, llvm::Value *V, bool Odd) {
// Make a shufflevector that extracts every other element of a vector (evens
// or odds, as desired).
SmallVector<int, 16> Indices;
unsigned InputElements =
    cast<llvm::FixedVectorType>(V->getType())->getNumElements();
for (unsigned i = 0; i < InputElements; i += 2)
  Indices.push_back(i + Odd);
return Builder.CreateShuffleVector(V, Indices);
8087}

8089static llvm::Value *VectorZip(CGBuilderTy &Builder, llvm::Value *V0,
                            llvm::Value *V1) {
// Make a shufflevector that interleaves two vectors element by element.
assert(V0->getType() == V1->getType() && "Can't zip different vector types")((void)0);
SmallVector<int, 16> Indices;
unsigned InputElements =
    cast<llvm::FixedVectorType>(V0->getType())->getNumElements();
for (unsigned i = 0; i < InputElements; i++) {
  Indices.push_back(i);
  Indices.push_back(i + InputElements);
}
return Builder.CreateShuffleVector(V0, V1, Indices);
8101}

8103template<unsigned HighBit, unsigned OtherBits>
8104static llvm::Value *ARMMVEConstantSplat(CGBuilderTy &Builder, llvm::Type *VT) {
// MVE-specific helper function to make a vector splat of a constant such as
// UINT_MAX or INT_MIN, in which all bits below the highest one are equal.
llvm::Type *T = cast<llvm::VectorType>(VT)->getElementType();
unsigned LaneBits = T->getPrimitiveSizeInBits();
uint32_t Value = HighBit << (LaneBits - 1);
if (OtherBits)
  Value |= (1UL << (LaneBits - 1)) - 1;
llvm::Value *Lane = llvm::ConstantInt::get(T, Value);
return ARMMVEVectorSplat(Builder, Lane);
8114}

8116static llvm::Value *ARMMVEVectorElementReverse(CGBuilderTy &Builder,
                                             llvm::Value *V,
                                             unsigned ReverseWidth) {
// MVE-specific helper function which reverses the elements of a
// vector within every (ReverseWidth)-bit collection of lanes.
SmallVector<int, 16> Indices;
unsigned LaneSize = V->getType()->getScalarSizeInBits();
unsigned Elements = 128 / LaneSize;
unsigned Mask = ReverseWidth / LaneSize - 1;
for (unsigned i = 0; i < Elements; i++)
  Indices.push_back(i ^ Mask);
return Builder.CreateShuffleVector(V, Indices);
8128}

8130Value *CodeGenFunction::EmitARMMVEBuiltinExpr(unsigned BuiltinID,
                                            const CallExpr *E,
                                            ReturnValueSlot ReturnValue,
                                            llvm::Triple::ArchType Arch) {
enum class CustomCodeGen { VLD24, VST24 } CustomCodeGenType;
Intrinsic::ID IRIntr;
unsigned NumVectors;

// Code autogenerated by Tablegen will handle all the simple builtins.
switch (BuiltinID) {
  #include "clang/Basic/arm_mve_builtin_cg.inc"

  // If we didn't match an MVE builtin id at all, go back to the
  // main EmitARMBuiltinExpr.
default:
  return nullptr;
}

// Anything that breaks from that switch is an MVE builtin that
// needs handwritten code to generate.

switch (CustomCodeGenType) {

case CustomCodeGen::VLD24: {
  llvm::SmallVector<Value *, 4> Ops;
  llvm::SmallVector<llvm::Type *, 4> Tys;

  auto MvecCType = E->getType();
  auto MvecLType = ConvertType(MvecCType);
  assert(MvecLType->isStructTy() &&((void)0)
         "Return type for vld[24]q should be a struct")((void)0);
  assert(MvecLType->getStructNumElements() == 1 &&((void)0)
         "Return-type struct for vld[24]q should have one element")((void)0);
  auto MvecLTypeInner = MvecLType->getStructElementType(0);
  assert(MvecLTypeInner->isArrayTy() &&((void)0)
         "Return-type struct for vld[24]q should contain an array")((void)0);
  assert(MvecLTypeInner->getArrayNumElements() == NumVectors &&((void)0)
         "Array member of return-type struct vld[24]q has wrong length")((void)0);
  auto VecLType = MvecLTypeInner->getArrayElementType();

  Tys.push_back(VecLType);

  auto Addr = E->getArg(0);
  Ops.push_back(EmitScalarExpr(Addr));
  Tys.push_back(ConvertType(Addr->getType()));

  Function *F = CGM.getIntrinsic(IRIntr, makeArrayRef(Tys));
  Value *LoadResult = Builder.CreateCall(F, Ops);
  Value *MvecOut = UndefValue::get(MvecLType);
  for (unsigned i = 0; i < NumVectors; ++i) {
    Value *Vec = Builder.CreateExtractValue(LoadResult, i);
    MvecOut = Builder.CreateInsertValue(MvecOut, Vec, {0, i});
  }

  if (ReturnValue.isNull())
    return MvecOut;
  else
    return Builder.CreateStore(MvecOut, ReturnValue.getValue());
}

case CustomCodeGen::VST24: {
  llvm::SmallVector<Value *, 4> Ops;
  llvm::SmallVector<llvm::Type *, 4> Tys;

  auto Addr = E->getArg(0);
  Ops.push_back(EmitScalarExpr(Addr));
  Tys.push_back(ConvertType(Addr->getType()));

  auto MvecCType = E->getArg(1)->getType();
  auto MvecLType = ConvertType(MvecCType);
  assert(MvecLType->isStructTy() && "Data type for vst2q should be a struct")((void)0);
  assert(MvecLType->getStructNumElements() == 1 &&((void)0)
         "Data-type struct for vst2q should have one element")((void)0);
  auto MvecLTypeInner = MvecLType->getStructElementType(0);
  assert(MvecLTypeInner->isArrayTy() &&((void)0)
         "Data-type struct for vst2q should contain an array")((void)0);
  assert(MvecLTypeInner->getArrayNumElements() == NumVectors &&((void)0)
         "Array member of return-type struct vld[24]q has wrong length")((void)0);
  auto VecLType = MvecLTypeInner->getArrayElementType();

  Tys.push_back(VecLType);

  AggValueSlot MvecSlot = CreateAggTemp(MvecCType);
  EmitAggExpr(E->getArg(1), MvecSlot);
  auto Mvec = Builder.CreateLoad(MvecSlot.getAddress());
  for (unsigned i = 0; i < NumVectors; i++)
    Ops.push_back(Builder.CreateExtractValue(Mvec, {0, i}));

  Function *F = CGM.getIntrinsic(IRIntr, makeArrayRef(Tys));
  Value *ToReturn = nullptr;
  for (unsigned i = 0; i < NumVectors; i++) {
    Ops.push_back(llvm::ConstantInt::get(Int32Ty, i));
    ToReturn = Builder.CreateCall(F, Ops);
    Ops.pop_back();
  }
  return ToReturn;
}
}
llvm_unreachable("unknown custom codegen type.")__builtin_unreachable();
8229}

8231Value *CodeGenFunction::EmitARMCDEBuiltinExpr(unsigned BuiltinID,
                                            const CallExpr *E,
                                            ReturnValueSlot ReturnValue,
                                            llvm::Triple::ArchType Arch) {
switch (BuiltinID) {
default:
  return nullptr;
8238#include "clang/Basic/arm_cde_builtin_cg.inc"
}
8240}

8242static Value *EmitAArch64TblBuiltinExpr(CodeGenFunction &CGF, unsigned BuiltinID,
                                    const CallExpr *E,
                                    SmallVectorImpl<Value *> &Ops,
                                    llvm::Triple::ArchType Arch) {
unsigned int Int = 0;
const char *s = nullptr;

switch (BuiltinID) {
default:
  return nullptr;
case NEON::BI__builtin_neon_vtbl1_v:
case NEON::BI__builtin_neon_vqtbl1_v:
case NEON::BI__builtin_neon_vqtbl1q_v:
case NEON::BI__builtin_neon_vtbl2_v:
case NEON::BI__builtin_neon_vqtbl2_v:
case NEON::BI__builtin_neon_vqtbl2q_v:
case NEON::BI__builtin_neon_vtbl3_v:
case NEON::BI__builtin_neon_vqtbl3_v:
case NEON::BI__builtin_neon_vqtbl3q_v:
case NEON::BI__builtin_neon_vtbl4_v:
case NEON::BI__builtin_neon_vqtbl4_v:
case NEON::BI__builtin_neon_vqtbl4q_v:
  break;
case NEON::BI__builtin_neon_vtbx1_v:
case NEON::BI__builtin_neon_vqtbx1_v:
case NEON::BI__builtin_neon_vqtbx1q_v:
case NEON::BI__builtin_neon_vtbx2_v:
case NEON::BI__builtin_neon_vqtbx2_v:
case NEON::BI__builtin_neon_vqtbx2q_v:
case NEON::BI__builtin_neon_vtbx3_v:
case NEON::BI__builtin_neon_vqtbx3_v:
case NEON::BI__builtin_neon_vqtbx3q_v:
case NEON::BI__builtin_neon_vtbx4_v:
case NEON::BI__builtin_neon_vqtbx4_v:
case NEON::BI__builtin_neon_vqtbx4q_v:
  break;
}

assert(E->getNumArgs() >= 3)((void)0);

// Get the last argument, which specifies the vector type.
const Expr *Arg = E->getArg(E->getNumArgs() - 1);
Optional<llvm::APSInt> Result = Arg->getIntegerConstantExpr(CGF.getContext());
if (!Result)
  return nullptr;

// Determine the type of this overloaded NEON intrinsic.
NeonTypeFlags Type = Result->getZExtValue();
llvm::FixedVectorType *Ty = GetNeonType(&CGF, Type);
if (!Ty)
  return nullptr;

CodeGen::CGBuilderTy &Builder = CGF.Builder;

// AArch64 scalar builtins are not overloaded, they do not have an extra
// argument that specifies the vector type, need to handle each case.
switch (BuiltinID) {
case NEON::BI__builtin_neon_vtbl1_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(0, 1), nullptr,
                            Ops[1], Ty, Intrinsic::aarch64_neon_tbl1,
                            "vtbl1");
}
case NEON::BI__builtin_neon_vtbl2_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(0, 2), nullptr,
                            Ops[2], Ty, Intrinsic::aarch64_neon_tbl1,
                            "vtbl1");
}
case NEON::BI__builtin_neon_vtbl3_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(0, 3), nullptr,
                            Ops[3], Ty, Intrinsic::aarch64_neon_tbl2,
                            "vtbl2");
}
case NEON::BI__builtin_neon_vtbl4_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(0, 4), nullptr,
                            Ops[4], Ty, Intrinsic::aarch64_neon_tbl2,
                            "vtbl2");
}
case NEON::BI__builtin_neon_vtbx1_v: {
  Value *TblRes =
      packTBLDVectorList(CGF, makeArrayRef(Ops).slice(1, 1), nullptr, Ops[2],
                         Ty, Intrinsic::aarch64_neon_tbl1, "vtbl1");

  llvm::Constant *EightV = ConstantInt::get(Ty, 8);
  Value *CmpRes = Builder.CreateICmp(ICmpInst::ICMP_UGE, Ops[2], EightV);
  CmpRes = Builder.CreateSExt(CmpRes, Ty);

  Value *EltsFromInput = Builder.CreateAnd(CmpRes, Ops[0]);
  Value *EltsFromTbl = Builder.CreateAnd(Builder.CreateNot(CmpRes), TblRes);
  return Builder.CreateOr(EltsFromInput, EltsFromTbl, "vtbx");
}
case NEON::BI__builtin_neon_vtbx2_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(1, 2), Ops[0],
                            Ops[3], Ty, Intrinsic::aarch64_neon_tbx1,
                            "vtbx1");
}
case NEON::BI__builtin_neon_vtbx3_v: {
  Value *TblRes =
      packTBLDVectorList(CGF, makeArrayRef(Ops).slice(1, 3), nullptr, Ops[4],
                         Ty, Intrinsic::aarch64_neon_tbl2, "vtbl2");

  llvm::Constant *TwentyFourV = ConstantInt::get(Ty, 24);
  Value *CmpRes = Builder.CreateICmp(ICmpInst::ICMP_UGE, Ops[4],
                                         TwentyFourV);
  CmpRes = Builder.CreateSExt(CmpRes, Ty);

  Value *EltsFromInput = Builder.CreateAnd(CmpRes, Ops[0]);
  Value *EltsFromTbl = Builder.CreateAnd(Builder.CreateNot(CmpRes), TblRes);
  return Builder.CreateOr(EltsFromInput, EltsFromTbl, "vtbx");
}
case NEON::BI__builtin_neon_vtbx4_v: {
  return packTBLDVectorList(CGF, makeArrayRef(Ops).slice(1, 4), Ops[0],
                            Ops[5], Ty, Intrinsic::aarch64_neon_tbx2,
                            "vtbx2");
}
case NEON::BI__builtin_neon_vqtbl1_v:
case NEON::BI__builtin_neon_vqtbl1q_v:
  Int = Intrinsic::aarch64_neon_tbl1; s = "vtbl1"; break;
case NEON::BI__builtin_neon_vqtbl2_v:
case NEON::BI__builtin_neon_vqtbl2q_v: {
  Int = Intrinsic::aarch64_neon_tbl2; s = "vtbl2"; break;
case NEON::BI__builtin_neon_vqtbl3_v:
case NEON::BI__builtin_neon_vqtbl3q_v:
  Int = Intrinsic::aarch64_neon_tbl3; s = "vtbl3"; break;
case NEON::BI__builtin_neon_vqtbl4_v:
case NEON::BI__builtin_neon_vqtbl4q_v:
  Int = Intrinsic::aarch64_neon_tbl4; s = "vtbl4"; break;
case NEON::BI__builtin_neon_vqtbx1_v:
case NEON::BI__builtin_neon_vqtbx1q_v:
  Int = Intrinsic::aarch64_neon_tbx1; s = "vtbx1"; break;
case NEON::BI__builtin_neon_vqtbx2_v:
case NEON::BI__builtin_neon_vqtbx2q_v:
  Int = Intrinsic::aarch64_neon_tbx2; s = "vtbx2"; break;
case NEON::BI__builtin_neon_vqtbx3_v:
case NEON::BI__builtin_neon_vqtbx3q_v:
  Int = Intrinsic::aarch64_neon_tbx3; s = "vtbx3"; break;
case NEON::BI__builtin_neon_vqtbx4_v:
case NEON::BI__builtin_neon_vqtbx4q_v:
  Int = Intrinsic::aarch64_neon_tbx4; s = "vtbx4"; break;
}
}

if (!Int)
  return nullptr;

Function *F = CGF.CGM.getIntrinsic(Int, Ty);
return CGF.EmitNeonCall(F, Ops, s);
8388}

8390Value *CodeGenFunction::vectorWrapScalar16(Value *Op) {
auto *VTy = llvm::FixedVectorType::get(Int16Ty, 4);
Op = Builder.CreateBitCast(Op, Int16Ty);
Value *V = UndefValue::get(VTy);
llvm::Constant *CI = ConstantInt::get(SizeTy, 0);
Op = Builder.CreateInsertElement(V, Op, CI);
return Op;
8397}

8399/// SVEBuiltinMemEltTy - Returns the memory element type for this memory
8400/// access builtin.  Only required if it can't be inferred from the base pointer
8401/// operand.
8402llvm::Type *CodeGenFunction::SVEBuiltinMemEltTy(SVETypeFlags TypeFlags) {
switch (TypeFlags.getMemEltType()) {
case SVETypeFlags::MemEltTyDefault:
  return getEltType(TypeFlags);
case SVETypeFlags::MemEltTyInt8:
  return Builder.getInt8Ty();
case SVETypeFlags::MemEltTyInt16:
  return Builder.getInt16Ty();
case SVETypeFlags::MemEltTyInt32:
  return Builder.getInt32Ty();
case SVETypeFlags::MemEltTyInt64:
  return Builder.getInt64Ty();
}
llvm_unreachable("Unknown MemEltType")__builtin_unreachable();
8416}

8418llvm::Type *CodeGenFunction::getEltType(SVETypeFlags TypeFlags) {
switch (TypeFlags.getEltType()) {
default:
  llvm_unreachable("Invalid SVETypeFlag!")__builtin_unreachable();

case SVETypeFlags::EltTyInt8:
  return Builder.getInt8Ty();
case SVETypeFlags::EltTyInt16:
  return Builder.getInt16Ty();
case SVETypeFlags::EltTyInt32:
  return Builder.getInt32Ty();
case SVETypeFlags::EltTyInt64:
  return Builder.getInt64Ty();

case SVETypeFlags::EltTyFloat16:
  return Builder.getHalfTy();
case SVETypeFlags::EltTyFloat32:
  return Builder.getFloatTy();
case SVETypeFlags::EltTyFloat64:
  return Builder.getDoubleTy();

case SVETypeFlags::EltTyBFloat16:
  return Builder.getBFloatTy();

case SVETypeFlags::EltTyBool8:
case SVETypeFlags::EltTyBool16:
case SVETypeFlags::EltTyBool32:
case SVETypeFlags::EltTyBool64:
  return Builder.getInt1Ty();
}
8448}

8450// Return the llvm predicate vector type corresponding to the specified element
8451// TypeFlags.
8452llvm::ScalableVectorType *
8453CodeGenFunction::getSVEPredType(SVETypeFlags TypeFlags) {
switch (TypeFlags.getEltType()) {
default: llvm_unreachable("Unhandled SVETypeFlag!")__builtin_unreachable();

case SVETypeFlags::EltTyInt8:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 16);
case SVETypeFlags::EltTyInt16:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 8);
case SVETypeFlags::EltTyInt32:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 4);
case SVETypeFlags::EltTyInt64:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 2);

case SVETypeFlags::EltTyBFloat16:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 8);
case SVETypeFlags::EltTyFloat16:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 8);
case SVETypeFlags::EltTyFloat32:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 4);
case SVETypeFlags::EltTyFloat64:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 2);

case SVETypeFlags::EltTyBool8:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 16);
case SVETypeFlags::EltTyBool16:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 8);
case SVETypeFlags::EltTyBool32:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 4);
case SVETypeFlags::EltTyBool64:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 2);
}
8484}

8486// Return the llvm vector type corresponding to the specified element TypeFlags.
8487llvm::ScalableVectorType *
8488CodeGenFunction::getSVEType(const SVETypeFlags &TypeFlags) {
switch (TypeFlags.getEltType()) {
default:
  llvm_unreachable("Invalid SVETypeFlag!")__builtin_unreachable();

case SVETypeFlags::EltTyInt8:
  return llvm::ScalableVectorType::get(Builder.getInt8Ty(), 16);
case SVETypeFlags::EltTyInt16:
  return llvm::ScalableVectorType::get(Builder.getInt16Ty(), 8);
case SVETypeFlags::EltTyInt32:
  return llvm::ScalableVectorType::get(Builder.getInt32Ty(), 4);
case SVETypeFlags::EltTyInt64:
  return llvm::ScalableVectorType::get(Builder.getInt64Ty(), 2);

case SVETypeFlags::EltTyFloat16:
  return llvm::ScalableVectorType::get(Builder.getHalfTy(), 8);
case SVETypeFlags::EltTyBFloat16:
  return llvm::ScalableVectorType::get(Builder.getBFloatTy(), 8);
case SVETypeFlags::EltTyFloat32:
  return llvm::ScalableVectorType::get(Builder.getFloatTy(), 4);
case SVETypeFlags::EltTyFloat64:
  return llvm::ScalableVectorType::get(Builder.getDoubleTy(), 2);

case SVETypeFlags::EltTyBool8:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 16);
case SVETypeFlags::EltTyBool16:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 8);
case SVETypeFlags::EltTyBool32:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 4);
case SVETypeFlags::EltTyBool64:
  return llvm::ScalableVectorType::get(Builder.getInt1Ty(), 2);
}
8520}

8522llvm::Value *CodeGenFunction::EmitSVEAllTruePred(SVETypeFlags TypeFlags) {
Function *Ptrue =
    CGM.getIntrinsic(Intrinsic::aarch64_sve_ptrue, getSVEPredType(TypeFlags));
return Builder.CreateCall(Ptrue, {Builder.getInt32(/*SV_ALL*/ 31)});
8526}

8528constexpr unsigned SVEBitsPerBlock = 128;

8530static llvm::ScalableVectorType *getSVEVectorForElementType(llvm::Type *EltTy) {
unsigned NumElts = SVEBitsPerBlock / EltTy->getScalarSizeInBits();
return llvm::ScalableVectorType::get(EltTy, NumElts);
8533}

8535// Reinterpret the input predicate so that it can be used to correctly isolate
8536// the elements of the specified datatype.
8537Value *CodeGenFunction::EmitSVEPredicateCast(Value *Pred,
                                           llvm::ScalableVectorType *VTy) {
auto *RTy = llvm::VectorType::get(IntegerType::get(getLLVMContext(), 1), VTy);
if (Pred->getType() == RTy)
  return Pred;

unsigned IntID;
llvm::Type *IntrinsicTy;
switch (VTy->getMinNumElements()) {
default:
  llvm_unreachable("unsupported element count!")__builtin_unreachable();
case 2:
case 4:
case 8:
  IntID = Intrinsic::aarch64_sve_convert_from_svbool;
  IntrinsicTy = RTy;
  break;
case 16:
  IntID = Intrinsic::aarch64_sve_convert_to_svbool;
  IntrinsicTy = Pred->getType();
  break;
}

Function *F = CGM.getIntrinsic(IntID, IntrinsicTy);
Value *C = Builder.CreateCall(F, Pred);
assert(C->getType() == RTy && "Unexpected return type!")((void)0);
return C;
8564}

8566Value *CodeGenFunction::EmitSVEGatherLoad(SVETypeFlags TypeFlags,
                                        SmallVectorImpl<Value *> &Ops,
                                        unsigned IntID) {
auto *ResultTy = getSVEType(TypeFlags);
auto *OverloadedTy =
    llvm::ScalableVectorType::get(SVEBuiltinMemEltTy(TypeFlags), ResultTy);

// At the ACLE level there's only one predicate type, svbool_t, which is
// mapped to <n x 16 x i1>. However, this might be incompatible with the
// actual type being loaded. For example, when loading doubles (i64) the
// predicated should be <n x 2 x i1> instead. At the IR level the type of
// the predicate and the data being loaded must match. Cast accordingly.
Ops[0] = EmitSVEPredicateCast(Ops[0], OverloadedTy);

Function *F = nullptr;
if (Ops[1]->getType()->isVectorTy())
  // This is the "vector base, scalar offset" case. In order to uniquely
  // map this built-in to an LLVM IR intrinsic, we need both the return type
  // and the type of the vector base.
  F = CGM.getIntrinsic(IntID, {OverloadedTy, Ops[1]->getType()});
else
  // This is the "scalar base, vector offset case". The type of the offset
  // is encoded in the name of the intrinsic. We only need to specify the
  // return type in order to uniquely map this built-in to an LLVM IR
  // intrinsic.
  F = CGM.getIntrinsic(IntID, OverloadedTy);

// Pass 0 when the offset is missing. This can only be applied when using
// the "vector base" addressing mode for which ACLE allows no offset. The
// corresponding LLVM IR always requires an offset.
if (Ops.size() == 2) {
  assert(Ops[1]->getType()->isVectorTy() && "Scalar base requires an offset")((void)0);
  Ops.push_back(ConstantInt::get(Int64Ty, 0));
}

// For "vector base, scalar index" scale the index so that it becomes a
// scalar offset.
if (!TypeFlags.isByteIndexed() && Ops[1]->getType()->isVectorTy()) {
  unsigned BytesPerElt =
      OverloadedTy->getElementType()->getScalarSizeInBits() / 8;
  Value *Scale = ConstantInt::get(Int64Ty, BytesPerElt);
  Ops[2] = Builder.CreateMul(Ops[2], Scale);
}

Value *Call = Builder.CreateCall(F, Ops);

// The following sext/zext is only needed when ResultTy != OverloadedTy. In
// other cases it's folded into a nop.
return TypeFlags.isZExtReturn() ? Builder.CreateZExt(Call, ResultTy)
                                : Builder.CreateSExt(Call, ResultTy);
8616}

8618Value *CodeGenFunction::EmitSVEScatterStore(SVETypeFlags TypeFlags,
                                          SmallVectorImpl<Value *> &Ops,
                                          unsigned IntID) {
auto *SrcDataTy = getSVEType(TypeFlags);
auto *OverloadedTy =
    llvm::ScalableVectorType::get(SVEBuiltinMemEltTy(TypeFlags), SrcDataTy);

// In ACLE the source data is passed in the last argument, whereas in LLVM IR
// it's the first argument. Move it accordingly.
Ops.insert(Ops.begin(), Ops.pop_back_val());

Function *F = nullptr;
if (Ops[2]->getType()->isVectorTy())
  // This is the "vector base, scalar offset" case. In order to uniquely
  // map this built-in to an LLVM IR intrinsic, we need both the return type
  // and the type of the vector base.
  F = CGM.getIntrinsic(IntID, {OverloadedTy, Ops[2]->getType()});
else
  // This is the "scalar base, vector offset case". The type of the offset
  // is encoded in the name of the intrinsic. We only need to specify the
  // return type in order to uniquely map this built-in to an LLVM IR
  // intrinsic.
  F = CGM.getIntrinsic(IntID, OverloadedTy);

// Pass 0 when the offset is missing. This can only be applied when using
// the "vector base" addressing mode for which ACLE allows no offset. The
// corresponding LLVM IR always requires an offset.
if (Ops.size() == 3) {
  assert(Ops[1]->getType()->isVectorTy() && "Scalar base requires an offset")((void)0);
  Ops.push_back(ConstantInt::get(Int64Ty, 0));
}

// Truncation is needed when SrcDataTy != OverloadedTy. In other cases it's
// folded into a nop.
Ops[0] = Builder.CreateTrunc(Ops[0], OverloadedTy);

// At the ACLE level there's only one predicate type, svbool_t, which is
// mapped to <n x 16 x i1>. However, this might be incompatible with the
// actual type being stored. For example, when storing doubles (i64) the
// predicated should be <n x 2 x i1> instead. At the IR level the type of
// the predicate and the data being stored must match. Cast accordingly.
Ops[1] = EmitSVEPredicateCast(Ops[1], OverloadedTy);

// For "vector base, scalar index" scale the index so that it becomes a
// scalar offset.
if (!TypeFlags.isByteIndexed() && Ops[2]->getType()->isVectorTy()) {
  unsigned BytesPerElt =
      OverloadedTy->getElementType()->getScalarSizeInBits() / 8;
  Value *Scale = ConstantInt::get(Int64Ty, BytesPerElt);
  Ops[3] = Builder.CreateMul(Ops[3], Scale);
}

return Builder.CreateCall(F, Ops);
8671}

8673Value *CodeGenFunction::EmitSVEGatherPrefetch(SVETypeFlags TypeFlags,
                                            SmallVectorImpl<Value *> &Ops,
                                            unsigned IntID) {
// The gather prefetches are overloaded on the vector input - this can either
// be the vector of base addresses or vector of offsets.
auto *OverloadedTy = dyn_cast<llvm::ScalableVectorType>(Ops[1]->getType());
if (!OverloadedTy)
  OverloadedTy = cast<llvm::ScalableVectorType>(Ops[2]->getType());

// Cast the predicate from svbool_t to the right number of elements.
Ops[0] = EmitSVEPredicateCast(Ops[0], OverloadedTy);

// vector + imm addressing modes
if (Ops[1]->getType()->isVectorTy()) {
  if (Ops.size() == 3) {
    // Pass 0 for 'vector+imm' when the index is omitted.
    Ops.push_back(ConstantInt::get(Int64Ty, 0));

    // The sv_prfop is the last operand in the builtin and IR intrinsic.
    std::swap(Ops[2], Ops[3]);
  } else {
    // Index needs to be passed as scaled offset.
    llvm::Type *MemEltTy = SVEBuiltinMemEltTy(TypeFlags);
    unsigned BytesPerElt = MemEltTy->getPrimitiveSizeInBits() / 8;
    Value *Scale = ConstantInt::get(Int64Ty, BytesPerElt);
    Ops[2] = Builder.CreateMul(Ops[2], Scale);
  }
}

Function *F = CGM.getIntrinsic(IntID, OverloadedTy);
return Builder.CreateCall(F, Ops);
8704}

8706Value *CodeGenFunction::EmitSVEStructLoad(SVETypeFlags TypeFlags,
                                        SmallVectorImpl<Value*> &Ops,
                                        unsigned IntID) {
llvm::ScalableVectorType *VTy = getSVEType(TypeFlags);
auto VecPtrTy = llvm::PointerType::getUnqual(VTy);
auto EltPtrTy = llvm::PointerType::getUnqual(VTy->getElementType());

unsigned N;
switch (IntID) {
case Intrinsic::aarch64_sve_ld2:
  N = 2;
  break;
case Intrinsic::aarch64_sve_ld3:
  N = 3;
  break;
case Intrinsic::aarch64_sve_ld4:
  N = 4;
  break;
default:
  llvm_unreachable("unknown intrinsic!")__builtin_unreachable();
}
auto RetTy = llvm::VectorType::get(VTy->getElementType(),
                                   VTy->getElementCount() * N);

Value *Predicate = EmitSVEPredicateCast(Ops[0], VTy);
Value *BasePtr= Builder.CreateBitCast(Ops[1], VecPtrTy);
Value *Offset = Ops.size() > 2 ? Ops[2] : Builder.getInt32(0);
BasePtr = Builder.CreateGEP(VTy, BasePtr, Offset);
BasePtr = Builder.CreateBitCast(BasePtr, EltPtrTy);

Function *F = CGM.getIntrinsic(IntID, {RetTy, Predicate->getType()});
return Builder.CreateCall(F, { Predicate, BasePtr });
8738}

8740Value *CodeGenFunction::EmitSVEStructStore(SVETypeFlags TypeFlags,
                                         SmallVectorImpl<Value*> &Ops,
                                         unsigned IntID) {
llvm::ScalableVectorType *VTy = getSVEType(TypeFlags);
auto VecPtrTy = llvm::PointerType::getUnqual(VTy);
auto EltPtrTy = llvm::PointerType::getUnqual(VTy->getElementType());

unsigned N;
switch (IntID) {
case Intrinsic::aarch64_sve_st2:
  N = 2;
  break;
case Intrinsic::aarch64_sve_st3:
  N = 3;
  break;
case Intrinsic::aarch64_sve_st4:
  N = 4;
  break;
default:
  llvm_unreachable("unknown intrinsic!")__builtin_unreachable();
}
auto TupleTy =
    llvm::VectorType::get(VTy->getElementType(), VTy->getElementCount() * N);

Value *Predicate = EmitSVEPredicateCast(Ops[0], VTy);
Value *BasePtr = Builder.CreateBitCast(Ops[1], VecPtrTy);
Value *Offset = Ops.size() > 3 ? Ops[2] : Builder.getInt32(0);
Value *Val = Ops.back();
BasePtr = Builder.CreateGEP(VTy, BasePtr, Offset);
BasePtr = Builder.CreateBitCast(BasePtr, EltPtrTy);

// The llvm.aarch64.sve.st2/3/4 intrinsics take legal part vectors, so we
// need to break up the tuple vector.
SmallVector<llvm::Value*, 5> Operands;
Function *FExtr =
    CGM.getIntrinsic(Intrinsic::aarch64_sve_tuple_get, {VTy, TupleTy});
for (unsigned I = 0; I < N; ++I)
  Operands.push_back(Builder.CreateCall(FExtr, {Val, Builder.getInt32(I)}));
Operands.append({Predicate, BasePtr});

Function *F = CGM.getIntrinsic(IntID, { VTy });
return Builder.CreateCall(F, Operands);
8782}

8784// SVE2's svpmullb and svpmullt builtins are similar to the svpmullb_pair and
8785// svpmullt_pair intrinsics, with the exception that their results are bitcast
8786// to a wider type.
8787Value *CodeGenFunction::EmitSVEPMull(SVETypeFlags TypeFlags,
                                   SmallVectorImpl<Value *> &Ops,
                                   unsigned BuiltinID) {
// Splat scalar operand to vector (intrinsics with _n infix)
if (TypeFlags.hasSplatOperand()) {
  unsigned OpNo = TypeFlags.getSplatOperand();
  Ops[OpNo] = EmitSVEDupX(Ops[OpNo]);
}

// The pair-wise function has a narrower overloaded type.
Function *F = CGM.getIntrinsic(BuiltinID, Ops[0]->getType());
Value *Call = Builder.CreateCall(F, {Ops[0], Ops[1]});

// Now bitcast to the wider result type.
llvm::ScalableVectorType *Ty = getSVEType(TypeFlags);
return EmitSVEReinterpret(Call, Ty);
8803}

8805Value *CodeGenFunction::EmitSVEMovl(SVETypeFlags TypeFlags,
                                  ArrayRef<Value *> Ops, unsigned BuiltinID) {
llvm::Type *OverloadedTy = getSVEType(TypeFlags);
Function *F = CGM.getIntrinsic(BuiltinID, OverloadedTy);
return Builder.CreateCall(F, {Ops[0], Builder.getInt32(0)});
8810}

8812Value *CodeGenFunction::EmitSVEPrefetchLoad(SVETypeFlags TypeFlags,
                                          SmallVectorImpl<Value *> &Ops,
                                          unsigned BuiltinID) {
auto *MemEltTy = SVEBuiltinMemEltTy(TypeFlags);
auto *VectorTy = getSVEVectorForElementType(MemEltTy);
auto *MemoryTy = llvm::ScalableVectorType::get(MemEltTy, VectorTy);

Value *Predicate = EmitSVEPredicateCast(Ops[0], MemoryTy);
Value *BasePtr = Ops[1];

// Implement the index operand if not omitted.
if (Ops.size() > 3) {
  BasePtr = Builder.CreateBitCast(BasePtr, MemoryTy->getPointerTo());
  BasePtr = Builder.CreateGEP(MemoryTy, BasePtr, Ops[2]);
}

// Prefetch intriniscs always expect an i8*
BasePtr = Builder.CreateBitCast(BasePtr, llvm::PointerType::getUnqual(Int8Ty));
Value *PrfOp = Ops.back();

Function *F = CGM.getIntrinsic(BuiltinID, Predicate->getType());
return Builder.CreateCall(F, {Predicate, BasePtr, PrfOp});
8834}

8836Value *CodeGenFunction::EmitSVEMaskedLoad(const CallExpr *E,
                                        llvm::Type *ReturnTy,
                                        SmallVectorImpl<Value *> &Ops,
                                        unsigned BuiltinID,
                                        bool IsZExtReturn) {
QualType LangPTy = E->getArg(1)->getType();
llvm::Type *MemEltTy = CGM.getTypes().ConvertType(
    LangPTy->castAs<PointerType>()->getPointeeType());

// The vector type that is returned may be different from the
// eventual type loaded from memory.
auto VectorTy = cast<llvm::ScalableVectorType>(ReturnTy);
auto MemoryTy = llvm::ScalableVectorType::get(MemEltTy, VectorTy);

Value *Predicate = EmitSVEPredicateCast(Ops[0], MemoryTy);
Value *BasePtr = Builder.CreateBitCast(Ops[1], MemoryTy->getPointerTo());
Value *Offset = Ops.size() > 2 ? Ops[2] : Builder.getInt32(0);
BasePtr = Builder.CreateGEP(MemoryTy, BasePtr, Offset);

BasePtr = Builder.CreateBitCast(BasePtr, MemEltTy->getPointerTo());
Function *F = CGM.getIntrinsic(BuiltinID, MemoryTy);
Value *Load = Builder.CreateCall(F, {Predicate, BasePtr});

return IsZExtReturn ? Builder.CreateZExt(Load, VectorTy)
                   : Builder.CreateSExt(Load, VectorTy);
8861}

8863Value *CodeGenFunction::EmitSVEMaskedStore(const CallExpr *E,
                                         SmallVectorImpl<Value *> &Ops,
                                         unsigned BuiltinID) {
QualType LangPTy = E->getArg(1)->getType();
llvm::Type *MemEltTy = CGM.getTypes().ConvertType(
    LangPTy->castAs<PointerType>()->getPointeeType());

// The vector type that is stored may be different from the
// eventual type stored to memory.
auto VectorTy = cast<llvm::ScalableVectorType>(Ops.back()->getType());
auto MemoryTy = llvm::ScalableVectorType::get(MemEltTy, VectorTy);

Value *Predicate = EmitSVEPredicateCast(Ops[0], MemoryTy);
Value *BasePtr = Builder.CreateBitCast(Ops[1], MemoryTy->getPointerTo());
Value *Offset = Ops.size() == 4 ? Ops[2] : Builder.getInt32(0);
BasePtr = Builder.CreateGEP(MemoryTy, BasePtr, Offset);

// Last value is always the data
llvm::Value *Val = Builder.CreateTrunc(Ops.back(), MemoryTy);

BasePtr = Builder.CreateBitCast(BasePtr, MemEltTy->getPointerTo());
Function *F = CGM.getIntrinsic(BuiltinID, MemoryTy);
return Builder.CreateCall(F, {Val, Predicate, BasePtr});
8886}

8888// Limit the usage of scalable llvm IR generated by the ACLE by using the
8889// sve dup.x intrinsic instead of IRBuilder::CreateVectorSplat.
8890Value *CodeGenFunction::EmitSVEDupX(Value *Scalar, llvm::Type *Ty) {
auto F = CGM.getIntrinsic(Intrinsic::aarch64_sve_dup_x, Ty);
return Builder.CreateCall(F, Scalar);
8893}

8895Value *CodeGenFunction::EmitSVEDupX(Value* Scalar) {
return EmitSVEDupX(Scalar, getSVEVectorForElementType(Scalar->getType()));
8897}

8899Value *CodeGenFunction::EmitSVEReinterpret(Value *Val, llvm::Type *Ty) {
// FIXME: For big endian this needs an additional REV, or needs a separate
// intrinsic that is code-generated as a no-op, because the LLVM bitcast
// instruction is defined as 'bitwise' equivalent from memory point of
// view (when storing/reloading), whereas the svreinterpret builtin
// implements bitwise equivalent cast from register point of view.
// LLVM CodeGen for a bitcast must add an explicit REV for big-endian.
return Builder.CreateBitCast(Val, Ty);
8907}

8909static void InsertExplicitZeroOperand(CGBuilderTy &Builder, llvm::Type *Ty,
                                    SmallVectorImpl<Value *> &Ops) {
auto *SplatZero = Constant::getNullValue(Ty);
Ops.insert(Ops.begin(), SplatZero);
8913}

8915static void InsertExplicitUndefOperand(CGBuilderTy &Builder, llvm::Type *Ty,
                                     SmallVectorImpl<Value *> &Ops) {
auto *SplatUndef = UndefValue::get(Ty);
Ops.insert(Ops.begin(), SplatUndef);
8919}

8921SmallVector<llvm::Type *, 2> CodeGenFunction::getSVEOverloadTypes(
  SVETypeFlags TypeFlags, llvm::Type *ResultType, ArrayRef<Value *> Ops) {
if (TypeFlags.isOverloadNone())
  return {};

llvm::Type *DefaultType = getSVEType(TypeFlags);

if (TypeFlags.isOverloadWhile())
  return {DefaultType, Ops[1]->getType()};

if (TypeFlags.isOverloadWhileRW())
  return {getSVEPredType(TypeFlags), Ops[0]->getType()};

if (TypeFlags.isOverloadCvt() || TypeFlags.isTupleSet())
  return {Ops[0]->getType(), Ops.back()->getType()};

if (TypeFlags.isTupleCreate() || TypeFlags.isTupleGet())
  return {ResultType, Ops[0]->getType()};

assert(TypeFlags.isOverloadDefault() && "Unexpected value for overloads")((void)0);
return {DefaultType};
8942}

8944Value *CodeGenFunction::EmitAArch64SVEBuiltinExpr(unsigned BuiltinID,
                                                const CallExpr *E) {
// Find out if any arguments are required to be integer constant expressions.
unsigned ICEArguments = 0;
ASTContext::GetBuiltinTypeError Error;
getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
assert(Error == ASTContext::GE_None && "Should not codegen an error")((void)0);

llvm::Type *Ty = ConvertType(E->getType());
if (BuiltinID >= SVE::BI__builtin_sve_reinterpret_s8_s8 &&
    BuiltinID <= SVE::BI__builtin_sve_reinterpret_f64_f64) {
  Value *Val = EmitScalarExpr(E->getArg(0));
  return EmitSVEReinterpret(Val, Ty);
}

llvm::SmallVector<Value *, 4> Ops;
for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) {
  if ((ICEArguments & (1 << i)) == 0)
    Ops.push_back(EmitScalarExpr(E->getArg(i)));
  else {
    // If this is required to be a constant, constant fold it so that we know
    // that the generated intrinsic gets a ConstantInt.
    Optional<llvm::APSInt> Result =
        E->getArg(i)->getIntegerConstantExpr(getContext());
    assert(Result && "Expected argument to be a constant")((void)0);

    // Immediates for SVE llvm intrinsics are always 32bit.  We can safely
    // truncate because the immediate has been range checked and no valid
    // immediate requires more than a handful of bits.
    *Result = Result->extOrTrunc(32);
    Ops.push_back(llvm::ConstantInt::get(getLLVMContext(), *Result));
  }
}

auto *Builtin = findARMVectorIntrinsicInMap(AArch64SVEIntrinsicMap, BuiltinID,
                                            AArch64SVEIntrinsicsProvenSorted);
SVETypeFlags TypeFlags(Builtin->TypeModifier);
if (TypeFlags.isLoad())
  return EmitSVEMaskedLoad(E, Ty, Ops, Builtin->LLVMIntrinsic,
                           TypeFlags.isZExtReturn());
else if (TypeFlags.isStore())
  return EmitSVEMaskedStore(E, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isGatherLoad())
  return EmitSVEGatherLoad(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isScatterStore())
  return EmitSVEScatterStore(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isPrefetch())
  return EmitSVEPrefetchLoad(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isGatherPrefetch())
  return EmitSVEGatherPrefetch(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isStructLoad())
return EmitSVEStructLoad(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isStructStore())
return EmitSVEStructStore(TypeFlags, Ops, Builtin->LLVMIntrinsic);
else if (TypeFlags.isUndef())
  return UndefValue::get(Ty);
else if (Builtin->LLVMIntrinsic != 0) {
  if (TypeFlags.getMergeType() == SVETypeFlags::MergeZeroExp)
    InsertExplicitZeroOperand(Builder, Ty, Ops);

  if (TypeFlags.getMergeType() == SVETypeFlags::MergeAnyExp)
    InsertExplicitUndefOperand(Builder, Ty, Ops);

  // Some ACLE builtins leave out the argument to specify the predicate
  // pattern, which is expected to be expanded to an SV_ALL pattern.
  if (TypeFlags.isAppendSVALL())
    Ops.push_back(Builder.getInt32(/*SV_ALL*/ 31));
  if (TypeFlags.isInsertOp1SVALL())
    Ops.insert(&Ops[1], Builder.getInt32(/*SV_ALL*/ 31));

  // Predicates must match the main datatype.
  for (unsigned i = 0, e = Ops.size(); i != e; ++i)
    if (auto PredTy = dyn_cast<llvm::VectorType>(Ops[i]->getType()))
      if (PredTy->getElementType()->isIntegerTy(1))
        Ops[i] = EmitSVEPredicateCast(Ops[i], getSVEType(TypeFlags));

  // Splat scalar operand to vector (intrinsics with _n infix)
  if (TypeFlags.hasSplatOperand()) {
    unsigned OpNo = TypeFlags.getSplatOperand();
    Ops[OpNo] = EmitSVEDupX(Ops[OpNo]);
  }

  if (TypeFlags.isReverseCompare())
    std::swap(Ops[1], Ops[2]);

  if (TypeFlags.isReverseUSDOT())
    std::swap(Ops[1], Ops[2]);

  // Predicated intrinsics with _z suffix need a select w/ zeroinitializer.
  if (TypeFlags.getMergeType() == SVETypeFlags::MergeZero) {
    llvm::Type *OpndTy = Ops[1]->getType();
    auto *SplatZero = Constant::getNullValue(OpndTy);
    Function *Sel = CGM.getIntrinsic(Intrinsic::aarch64_sve_sel, OpndTy);
    Ops[1] = Builder.CreateCall(Sel, {Ops[0], Ops[1], SplatZero});
  }

  Function *F = CGM.getIntrinsic(Builtin->LLVMIntrinsic,
                                 getSVEOverloadTypes(TypeFlags, Ty, Ops));
  Value *Call = Builder.CreateCall(F, Ops);

  // Predicate results must be converted to svbool_t.
  if (auto PredTy = dyn_cast<llvm::VectorType>(Call->getType()))
    if (PredTy->getScalarType()->isIntegerTy(1))
      Call = EmitSVEPredicateCast(Call, cast<llvm::ScalableVectorType>(Ty));

  return Call;
}

switch (BuiltinID) {
default:
  return nullptr;

case SVE::BI__builtin_sve_svmov_b_z: {
  // svmov_b_z(pg, op) <=> svand_b_z(pg, op, op)
  SVETypeFlags TypeFlags(Builtin->TypeModifier);
  llvm::Type* OverloadedTy = getSVEType(TypeFlags);
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_sve_and_z, OverloadedTy);
  return Builder.CreateCall(F, {Ops[0], Ops[1], Ops[1]});
}

case SVE::BI__builtin_sve_svnot_b_z: {
  // svnot_b_z(pg, op) <=> sveor_b_z(pg, op, pg)
  SVETypeFlags TypeFlags(Builtin->TypeModifier);
  llvm::Type* OverloadedTy = getSVEType(TypeFlags);
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_sve_eor_z, OverloadedTy);
  return Builder.CreateCall(F, {Ops[0], Ops[1], Ops[0]});
}

case SVE::BI__builtin_sve_svmovlb_u16:
case SVE::BI__builtin_sve_svmovlb_u32:
case SVE::BI__builtin_sve_svmovlb_u64:
  return EmitSVEMovl(TypeFlags, Ops, Intrinsic::aarch64_sve_ushllb);

case SVE::BI__builtin_sve_svmovlb_s16:
case SVE::BI__builtin_sve_svmovlb_s32:
case SVE::BI__builtin_sve_svmovlb_s64:
  return EmitSVEMovl(TypeFlags, Ops, Intrinsic::aarch64_sve_sshllb);

case SVE::BI__builtin_sve_svmovlt_u16:
case SVE::BI__builtin_sve_svmovlt_u32:
case SVE::BI__builtin_sve_svmovlt_u64:
  return EmitSVEMovl(TypeFlags, Ops, Intrinsic::aarch64_sve_ushllt);

case SVE::BI__builtin_sve_svmovlt_s16:
case SVE::BI__builtin_sve_svmovlt_s32:
case SVE::BI__builtin_sve_svmovlt_s64:
  return EmitSVEMovl(TypeFlags, Ops, Intrinsic::aarch64_sve_sshllt);

case SVE::BI__builtin_sve_svpmullt_u16:
case SVE::BI__builtin_sve_svpmullt_u64:
case SVE::BI__builtin_sve_svpmullt_n_u16:
case SVE::BI__builtin_sve_svpmullt_n_u64:
  return EmitSVEPMull(TypeFlags, Ops, Intrinsic::aarch64_sve_pmullt_pair);

case SVE::BI__builtin_sve_svpmullb_u16:
case SVE::BI__builtin_sve_svpmullb_u64:
case SVE::BI__builtin_sve_svpmullb_n_u16:
case SVE::BI__builtin_sve_svpmullb_n_u64:
  return EmitSVEPMull(TypeFlags, Ops, Intrinsic::aarch64_sve_pmullb_pair);

case SVE::BI__builtin_sve_svdup_n_b8:
case SVE::BI__builtin_sve_svdup_n_b16:
case SVE::BI__builtin_sve_svdup_n_b32:
case SVE::BI__builtin_sve_svdup_n_b64: {
  Value *CmpNE =
      Builder.CreateICmpNE(Ops[0], Constant::getNullValue(Ops[0]->getType()));
  llvm::ScalableVectorType *OverloadedTy = getSVEType(TypeFlags);
  Value *Dup = EmitSVEDupX(CmpNE, OverloadedTy);
  return EmitSVEPredicateCast(Dup, cast<llvm::ScalableVectorType>(Ty));
}

case SVE::BI__builtin_sve_svdupq_n_b8:
case SVE::BI__builtin_sve_svdupq_n_b16:
case SVE::BI__builtin_sve_svdupq_n_b32:
case SVE::BI__builtin_sve_svdupq_n_b64:
case SVE::BI__builtin_sve_svdupq_n_u8:
case SVE::BI__builtin_sve_svdupq_n_s8:
case SVE::BI__builtin_sve_svdupq_n_u64:
case SVE::BI__builtin_sve_svdupq_n_f64:
case SVE::BI__builtin_sve_svdupq_n_s64:
case SVE::BI__builtin_sve_svdupq_n_u16:
case SVE::BI__builtin_sve_svdupq_n_f16:
case SVE::BI__builtin_sve_svdupq_n_bf16:
case SVE::BI__builtin_sve_svdupq_n_s16:
case SVE::BI__builtin_sve_svdupq_n_u32:
case SVE::BI__builtin_sve_svdupq_n_f32:
case SVE::BI__builtin_sve_svdupq_n_s32: {
  // These builtins are implemented by storing each element to an array and using
  // ld1rq to materialize a vector.
  unsigned NumOpnds = Ops.size();

  bool IsBoolTy =
      cast<llvm::VectorType>(Ty)->getElementType()->isIntegerTy(1);

  // For svdupq_n_b* the element type of is an integer of type 128/numelts,
  // so that the compare can use the width that is natural for the expected
  // number of predicate lanes.
  llvm::Type *EltTy = Ops[0]->getType();
  if (IsBoolTy)
    EltTy = IntegerType::get(getLLVMContext(), SVEBitsPerBlock / NumOpnds);

  SmallVector<llvm::Value *, 16> VecOps;
  for (unsigned I = 0; I < NumOpnds; ++I)
      VecOps.push_back(Builder.CreateZExt(Ops[I], EltTy));
  Value *Vec = BuildVector(VecOps);

  SVETypeFlags TypeFlags(Builtin->TypeModifier);
  Value *Pred = EmitSVEAllTruePred(TypeFlags);

  llvm::Type *OverloadedTy = getSVEVectorForElementType(EltTy);
  Value *InsertSubVec = Builder.CreateInsertVector(
      OverloadedTy, UndefValue::get(OverloadedTy), Vec, Builder.getInt64(0));

  Function *F =
      CGM.getIntrinsic(Intrinsic::aarch64_sve_dupq_lane, OverloadedTy);
  Value *DupQLane =
      Builder.CreateCall(F, {InsertSubVec, Builder.getInt64(0)});

  if (!IsBoolTy)
    return DupQLane;

  // For svdupq_n_b* we need to add an additional 'cmpne' with '0'.
  F = CGM.getIntrinsic(NumOpnds == 2 ? Intrinsic::aarch64_sve_cmpne
                                     : Intrinsic::aarch64_sve_cmpne_wide,
                       OverloadedTy);
  Value *Call = Builder.CreateCall(
      F, {Pred, DupQLane, EmitSVEDupX(Builder.getInt64(0))});
  return EmitSVEPredicateCast(Call, cast<llvm::ScalableVectorType>(Ty));
}

case SVE::BI__builtin_sve_svpfalse_b:
  return ConstantInt::getFalse(Ty);

case SVE::BI__builtin_sve_svlen_bf16:
case SVE::BI__builtin_sve_svlen_f16:
case SVE::BI__builtin_sve_svlen_f32:
case SVE::BI__builtin_sve_svlen_f64:
case SVE::BI__builtin_sve_svlen_s8:
case SVE::BI__builtin_sve_svlen_s16:
case SVE::BI__builtin_sve_svlen_s32:
case SVE::BI__builtin_sve_svlen_s64:
case SVE::BI__builtin_sve_svlen_u8:
case SVE::BI__builtin_sve_svlen_u16:
case SVE::BI__builtin_sve_svlen_u32:
case SVE::BI__builtin_sve_svlen_u64: {
  SVETypeFlags TF(Builtin->TypeModifier);
  auto VTy = cast<llvm::VectorType>(getSVEType(TF));
  auto *NumEls =
      llvm::ConstantInt::get(Ty, VTy->getElementCount().getKnownMinValue());

  Function *F = CGM.getIntrinsic(Intrinsic::vscale, Ty);
  return Builder.CreateMul(NumEls, Builder.CreateCall(F));
}

case SVE::BI__builtin_sve_svtbl2_u8:
case SVE::BI__builtin_sve_svtbl2_s8:
case SVE::BI__builtin_sve_svtbl2_u16:
case SVE::BI__builtin_sve_svtbl2_s16:
case SVE::BI__builtin_sve_svtbl2_u32:
case SVE::BI__builtin_sve_svtbl2_s32:
case SVE::BI__builtin_sve_svtbl2_u64:
case SVE::BI__builtin_sve_svtbl2_s64:
case SVE::BI__builtin_sve_svtbl2_f16:
case SVE::BI__builtin_sve_svtbl2_bf16:
case SVE::BI__builtin_sve_svtbl2_f32:
case SVE::BI__builtin_sve_svtbl2_f64: {
  SVETypeFlags TF(Builtin->TypeModifier);
  auto VTy = cast<llvm::VectorType>(getSVEType(TF));
  auto TupleTy = llvm::VectorType::getDoubleElementsVectorType(VTy);
  Function *FExtr =
      CGM.getIntrinsic(Intrinsic::aarch64_sve_tuple_get, {VTy, TupleTy});
  Value *V0 = Builder.CreateCall(FExtr, {Ops[0], Builder.getInt32(0)});
  Value *V1 = Builder.CreateCall(FExtr, {Ops[0], Builder.getInt32(1)});
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_sve_tbl2, VTy);
  return Builder.CreateCall(F, {V0, V1, Ops[1]});
}
}

/// Should not happen
return nullptr;
9224}

9226Value *CodeGenFunction::EmitAArch64BuiltinExpr(unsigned BuiltinID,
                                             const CallExpr *E,
                                             llvm::Triple::ArchType Arch) {
if (BuiltinID >= AArch64::FirstSVEBuiltin &&
    BuiltinID <= AArch64::LastSVEBuiltin)
  return EmitAArch64SVEBuiltinExpr(BuiltinID, E);

unsigned HintID = static_cast<unsigned>(-1);
switch (BuiltinID) {
default: break;
case AArch64::BI__builtin_arm_nop:
  HintID = 0;
  break;
case AArch64::BI__builtin_arm_yield:
case AArch64::BI__yield:
  HintID = 1;
  break;
case AArch64::BI__builtin_arm_wfe:
case AArch64::BI__wfe:
  HintID = 2;
  break;
case AArch64::BI__builtin_arm_wfi:
case AArch64::BI__wfi:
  HintID = 3;
  break;
case AArch64::BI__builtin_arm_sev:
case AArch64::BI__sev:
  HintID = 4;
  break;
case AArch64::BI__builtin_arm_sevl:
case AArch64::BI__sevl:
  HintID = 5;
  break;
}

if (HintID != static_cast<unsigned>(-1)) {
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_hint);
  return Builder.CreateCall(F, llvm::ConstantInt::get(Int32Ty, HintID));
}

if (BuiltinID == AArch64::BI__builtin_arm_prefetch) {
  Value *Address         = EmitScalarExpr(E->getArg(0));
  Value *RW              = EmitScalarExpr(E->getArg(1));
  Value *CacheLevel      = EmitScalarExpr(E->getArg(2));
  Value *RetentionPolicy = EmitScalarExpr(E->getArg(3));
  Value *IsData          = EmitScalarExpr(E->getArg(4));

  Value *Locality = nullptr;
  if (cast<llvm::ConstantInt>(RetentionPolicy)->isZero()) {
    // Temporal fetch, needs to convert cache level to locality.
    Locality = llvm::ConstantInt::get(Int32Ty,
      -cast<llvm::ConstantInt>(CacheLevel)->getValue() + 3);
  } else {
    // Streaming fetch.
    Locality = llvm::ConstantInt::get(Int32Ty, 0);
  }

  // FIXME: We need AArch64 specific LLVM intrinsic if we want to specify
  // PLDL3STRM or PLDL2STRM.
  Function *F = CGM.getIntrinsic(Intrinsic::prefetch, Address->getType());
  return Builder.CreateCall(F, {Address, RW, Locality, IsData});
}

if (BuiltinID == AArch64::BI__builtin_arm_rbit) {
  assert((getContext().getTypeSize(E->getType()) == 32) &&((void)0)
         "rbit of unusual size!")((void)0);
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(Intrinsic::bitreverse, Arg->getType()), Arg, "rbit");
}
if (BuiltinID == AArch64::BI__builtin_arm_rbit64) {
  assert((getContext().getTypeSize(E->getType()) == 64) &&((void)0)
         "rbit of unusual size!")((void)0);
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(Intrinsic::bitreverse, Arg->getType()), Arg, "rbit");
}

if (BuiltinID == AArch64::BI__builtin_arm_cls) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_cls), Arg,
                            "cls");
}
if (BuiltinID == AArch64::BI__builtin_arm_cls64) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_cls64), Arg,
                            "cls");
}

if (BuiltinID == AArch64::BI__builtin_arm_frint32zf ||
    BuiltinID == AArch64::BI__builtin_arm_frint32z) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = Arg->getType();
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_frint32z, Ty),
                            Arg, "frint32z");
}

if (BuiltinID == AArch64::BI__builtin_arm_frint64zf ||
    BuiltinID == AArch64::BI__builtin_arm_frint64z) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = Arg->getType();
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_frint64z, Ty),
                            Arg, "frint64z");
}

if (BuiltinID == AArch64::BI__builtin_arm_frint32xf ||
    BuiltinID == AArch64::BI__builtin_arm_frint32x) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = Arg->getType();
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_frint32x, Ty),
                            Arg, "frint32x");
}

if (BuiltinID == AArch64::BI__builtin_arm_frint64xf ||
    BuiltinID == AArch64::BI__builtin_arm_frint64x) {
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  llvm::Type *Ty = Arg->getType();
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::aarch64_frint64x, Ty),
                            Arg, "frint64x");
}

if (BuiltinID == AArch64::BI__builtin_arm_jcvt) {
  assert((getContext().getTypeSize(E->getType()) == 32) &&((void)0)
         "__jcvt of unusual size!")((void)0);
  llvm::Value *Arg = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(Intrinsic::aarch64_fjcvtzs), Arg);
}

if (BuiltinID == AArch64::BI__builtin_arm_ld64b ||
    BuiltinID == AArch64::BI__builtin_arm_st64b ||
    BuiltinID == AArch64::BI__builtin_arm_st64bv ||
    BuiltinID == AArch64::BI__builtin_arm_st64bv0) {
  llvm::Value *MemAddr = EmitScalarExpr(E->getArg(0));
  llvm::Value *ValPtr = EmitScalarExpr(E->getArg(1));

  if (BuiltinID == AArch64::BI__builtin_arm_ld64b) {
    // Load from the address via an LLVM intrinsic, receiving a
    // tuple of 8 i64 words, and store each one to ValPtr.
    Function *F = CGM.getIntrinsic(Intrinsic::aarch64_ld64b);
    llvm::Value *Val = Builder.CreateCall(F, MemAddr);
    llvm::Value *ToRet;
    for (size_t i = 0; i < 8; i++) {
      llvm::Value *ValOffsetPtr =
          Builder.CreateGEP(Int64Ty, ValPtr, Builder.getInt32(i));
      Address Addr(ValOffsetPtr, CharUnits::fromQuantity(8));
      ToRet = Builder.CreateStore(Builder.CreateExtractValue(Val, i), Addr);
    }
    return ToRet;
  } else {
    // Load 8 i64 words from ValPtr, and store them to the address
    // via an LLVM intrinsic.
    SmallVector<llvm::Value *, 9> Args;
    Args.push_back(MemAddr);
    for (size_t i = 0; i < 8; i++) {
      llvm::Value *ValOffsetPtr =
          Builder.CreateGEP(Int64Ty, ValPtr, Builder.getInt32(i));
      Address Addr(ValOffsetPtr, CharUnits::fromQuantity(8));
      Args.push_back(Builder.CreateLoad(Addr));
    }

    auto Intr = (BuiltinID == AArch64::BI__builtin_arm_st64b
                     ? Intrinsic::aarch64_st64b
                     : BuiltinID == AArch64::BI__builtin_arm_st64bv
                           ? Intrinsic::aarch64_st64bv
                           : Intrinsic::aarch64_st64bv0);
    Function *F = CGM.getIntrinsic(Intr);
    return Builder.CreateCall(F, Args);
  }
}

if (BuiltinID == AArch64::BI__builtin_arm_rndr ||
    BuiltinID == AArch64::BI__builtin_arm_rndrrs) {

  auto Intr = (BuiltinID == AArch64::BI__builtin_arm_rndr
                   ? Intrinsic::aarch64_rndr
                   : Intrinsic::aarch64_rndrrs);
  Function *F = CGM.getIntrinsic(Intr);
  llvm::Value *Val = Builder.CreateCall(F);
  Value *RandomValue = Builder.CreateExtractValue(Val, 0);
  Value *Status = Builder.CreateExtractValue(Val, 1);

  Address MemAddress = EmitPointerWithAlignment(E->getArg(0));
  Builder.CreateStore(RandomValue, MemAddress);
  Status = Builder.CreateZExt(Status, Int32Ty);
  return Status;
}

if (BuiltinID == AArch64::BI__clear_cache) {
  assert(E->getNumArgs() == 2 && "__clear_cache takes 2 arguments")((void)0);
  const FunctionDecl *FD = E->getDirectCallee();
  Value *Ops[2];
  for (unsigned i = 0; i < 2; i++)
    Ops[i] = EmitScalarExpr(E->getArg(i));
  llvm::Type *Ty = CGM.getTypes().ConvertType(FD->getType());
  llvm::FunctionType *FTy = cast<llvm::FunctionType>(Ty);
  StringRef Name = FD->getName();
  return EmitNounwindRuntimeCall(CGM.CreateRuntimeFunction(FTy, Name), Ops);
}

if ((BuiltinID == AArch64::BI__builtin_arm_ldrex ||
    BuiltinID == AArch64::BI__builtin_arm_ldaex) &&
    getContext().getTypeSize(E->getType()) == 128) {
  Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_ldaex
                                     ? Intrinsic::aarch64_ldaxp
                                     : Intrinsic::aarch64_ldxp);

  Value *LdPtr = EmitScalarExpr(E->getArg(0));
  Value *Val = Builder.CreateCall(F, Builder.CreateBitCast(LdPtr, Int8PtrTy),
                                  "ldxp");

  Value *Val0 = Builder.CreateExtractValue(Val, 1);
  Value *Val1 = Builder.CreateExtractValue(Val, 0);
  llvm::Type *Int128Ty = llvm::IntegerType::get(getLLVMContext(), 128);
  Val0 = Builder.CreateZExt(Val0, Int128Ty);
  Val1 = Builder.CreateZExt(Val1, Int128Ty);

  Value *ShiftCst = llvm::ConstantInt::get(Int128Ty, 64);
  Val = Builder.CreateShl(Val0, ShiftCst, "shl", true /* nuw */);
  Val = Builder.CreateOr(Val, Val1);
  return Builder.CreateBitCast(Val, ConvertType(E->getType()));
} else if (BuiltinID == AArch64::BI__builtin_arm_ldrex ||
           BuiltinID == AArch64::BI__builtin_arm_ldaex) {
  Value *LoadAddr = EmitScalarExpr(E->getArg(0));

  QualType Ty = E->getType();
  llvm::Type *RealResTy = ConvertType(Ty);
  llvm::Type *PtrTy = llvm::IntegerType::get(
      getLLVMContext(), getContext().getTypeSize(Ty))->getPointerTo();
  LoadAddr = Builder.CreateBitCast(LoadAddr, PtrTy);

  Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_ldaex
                                     ? Intrinsic::aarch64_ldaxr
                                     : Intrinsic::aarch64_ldxr,
                                 PtrTy);
  Value *Val = Builder.CreateCall(F, LoadAddr, "ldxr");

  if (RealResTy->isPointerTy())
    return Builder.CreateIntToPtr(Val, RealResTy);

  llvm::Type *IntResTy = llvm::IntegerType::get(
      getLLVMContext(), CGM.getDataLayout().getTypeSizeInBits(RealResTy));
  Val = Builder.CreateTruncOrBitCast(Val, IntResTy);
  return Builder.CreateBitCast(Val, RealResTy);
}

if ((BuiltinID == AArch64::BI__builtin_arm_strex ||
     BuiltinID == AArch64::BI__builtin_arm_stlex) &&
    getContext().getTypeSize(E->getArg(0)->getType()) == 128) {
  Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_stlex
                                     ? Intrinsic::aarch64_stlxp
                                     : Intrinsic::aarch64_stxp);
  llvm::Type *STy = llvm::StructType::get(Int64Ty, Int64Ty);

  Address Tmp = CreateMemTemp(E->getArg(0)->getType());
  EmitAnyExprToMem(E->getArg(0), Tmp, Qualifiers(), /*init*/ true);

  Tmp = Builder.CreateBitCast(Tmp, llvm::PointerType::getUnqual(STy));
  llvm::Value *Val = Builder.CreateLoad(Tmp);

  Value *Arg0 = Builder.CreateExtractValue(Val, 0);
  Value *Arg1 = Builder.CreateExtractValue(Val, 1);
  Value *StPtr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)),
                                       Int8PtrTy);
  return Builder.CreateCall(F, {Arg0, Arg1, StPtr}, "stxp");
}

if (BuiltinID == AArch64::BI__builtin_arm_strex ||
    BuiltinID == AArch64::BI__builtin_arm_stlex) {
  Value *StoreVal = EmitScalarExpr(E->getArg(0));
  Value *StoreAddr = EmitScalarExpr(E->getArg(1));

  QualType Ty = E->getArg(0)->getType();
  llvm::Type *StoreTy = llvm::IntegerType::get(getLLVMContext(),
                                               getContext().getTypeSize(Ty));
  StoreAddr = Builder.CreateBitCast(StoreAddr, StoreTy->getPointerTo());

  if (StoreVal->getType()->isPointerTy())
    StoreVal = Builder.CreatePtrToInt(StoreVal, Int64Ty);
  else {
    llvm::Type *IntTy = llvm::IntegerType::get(
        getLLVMContext(),
        CGM.getDataLayout().getTypeSizeInBits(StoreVal->getType()));
    StoreVal = Builder.CreateBitCast(StoreVal, IntTy);
    StoreVal = Builder.CreateZExtOrBitCast(StoreVal, Int64Ty);
  }

  Function *F = CGM.getIntrinsic(BuiltinID == AArch64::BI__builtin_arm_stlex
                                     ? Intrinsic::aarch64_stlxr
                                     : Intrinsic::aarch64_stxr,
                                 StoreAddr->getType());
  return Builder.CreateCall(F, {StoreVal, StoreAddr}, "stxr");
}

if (BuiltinID == AArch64::BI__getReg) {
  Expr::EvalResult Result;
  if (!E->getArg(0)->EvaluateAsInt(Result, CGM.getContext()))
    llvm_unreachable("Sema will ensure that the parameter is constant")__builtin_unreachable();

  llvm::APSInt Value = Result.Val.getInt();
  LLVMContext &Context = CGM.getLLVMContext();
  std::string Reg = Value == 31 ? "sp" : "x" + toString(Value, 10);

  llvm::Metadata *Ops[] = {llvm::MDString::get(Context, Reg)};
  llvm::MDNode *RegName = llvm::MDNode::get(Context, Ops);
  llvm::Value *Metadata = llvm::MetadataAsValue::get(Context, RegName);

  llvm::Function *F =
      CGM.getIntrinsic(llvm::Intrinsic::read_register, {Int64Ty});
  return Builder.CreateCall(F, Metadata);
}

if (BuiltinID == AArch64::BI__builtin_arm_clrex) {
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_clrex);
  return Builder.CreateCall(F);
}

if (BuiltinID == AArch64::BI_ReadWriteBarrier)
  return Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent,
                             llvm::SyncScope::SingleThread);

// CRC32
Intrinsic::ID CRCIntrinsicID = Intrinsic::not_intrinsic;
switch (BuiltinID) {
case AArch64::BI__builtin_arm_crc32b:
  CRCIntrinsicID = Intrinsic::aarch64_crc32b; break;
case AArch64::BI__builtin_arm_crc32cb:
  CRCIntrinsicID = Intrinsic::aarch64_crc32cb; break;
case AArch64::BI__builtin_arm_crc32h:
  CRCIntrinsicID = Intrinsic::aarch64_crc32h; break;
case AArch64::BI__builtin_arm_crc32ch:
  CRCIntrinsicID = Intrinsic::aarch64_crc32ch; break;
case AArch64::BI__builtin_arm_crc32w:
  CRCIntrinsicID = Intrinsic::aarch64_crc32w; break;
case AArch64::BI__builtin_arm_crc32cw:
  CRCIntrinsicID = Intrinsic::aarch64_crc32cw; break;
case AArch64::BI__builtin_arm_crc32d:
  CRCIntrinsicID = Intrinsic::aarch64_crc32x; break;
case AArch64::BI__builtin_arm_crc32cd:
  CRCIntrinsicID = Intrinsic::aarch64_crc32cx; break;
}

if (CRCIntrinsicID != Intrinsic::not_intrinsic) {
  Value *Arg0 = EmitScalarExpr(E->getArg(0));
  Value *Arg1 = EmitScalarExpr(E->getArg(1));
  Function *F = CGM.getIntrinsic(CRCIntrinsicID);

  llvm::Type *DataTy = F->getFunctionType()->getParamType(1);
  Arg1 = Builder.CreateZExtOrBitCast(Arg1, DataTy);

  return Builder.CreateCall(F, {Arg0, Arg1});
}

// Memory Tagging Extensions (MTE) Intrinsics
Intrinsic::ID MTEIntrinsicID = Intrinsic::not_intrinsic;
switch (BuiltinID) {
case AArch64::BI__builtin_arm_irg:
  MTEIntrinsicID = Intrinsic::aarch64_irg; break;
case  AArch64::BI__builtin_arm_addg:
  MTEIntrinsicID = Intrinsic::aarch64_addg; break;
case  AArch64::BI__builtin_arm_gmi:
  MTEIntrinsicID = Intrinsic::aarch64_gmi; break;
case  AArch64::BI__builtin_arm_ldg:
  MTEIntrinsicID = Intrinsic::aarch64_ldg; break;
case AArch64::BI__builtin_arm_stg:
  MTEIntrinsicID = Intrinsic::aarch64_stg; break;
case AArch64::BI__builtin_arm_subp:
  MTEIntrinsicID = Intrinsic::aarch64_subp; break;
}

if (MTEIntrinsicID != Intrinsic::not_intrinsic) {
  llvm::Type *T = ConvertType(E->getType());

  if (MTEIntrinsicID == Intrinsic::aarch64_irg) {
    Value *Pointer = EmitScalarExpr(E->getArg(0));
    Value *Mask = EmitScalarExpr(E->getArg(1));

    Pointer = Builder.CreatePointerCast(Pointer, Int8PtrTy);
    Mask = Builder.CreateZExt(Mask, Int64Ty);
    Value *RV = Builder.CreateCall(
                     CGM.getIntrinsic(MTEIntrinsicID), {Pointer, Mask});
     return Builder.CreatePointerCast(RV, T);
  }
  if (MTEIntrinsicID == Intrinsic::aarch64_addg) {
    Value *Pointer = EmitScalarExpr(E->getArg(0));
    Value *TagOffset = EmitScalarExpr(E->getArg(1));

    Pointer = Builder.CreatePointerCast(Pointer, Int8PtrTy);
    TagOffset = Builder.CreateZExt(TagOffset, Int64Ty);
    Value *RV = Builder.CreateCall(
                     CGM.getIntrinsic(MTEIntrinsicID), {Pointer, TagOffset});
    return Builder.CreatePointerCast(RV, T);
  }
  if (MTEIntrinsicID == Intrinsic::aarch64_gmi) {
    Value *Pointer = EmitScalarExpr(E->getArg(0));
    Value *ExcludedMask = EmitScalarExpr(E->getArg(1));

    ExcludedMask = Builder.CreateZExt(ExcludedMask, Int64Ty);
    Pointer = Builder.CreatePointerCast(Pointer, Int8PtrTy);
    return Builder.CreateCall(
                     CGM.getIntrinsic(MTEIntrinsicID), {Pointer, ExcludedMask});
  }
  // Although it is possible to supply a different return
  // address (first arg) to this intrinsic, for now we set
  // return address same as input address.
  if (MTEIntrinsicID == Intrinsic::aarch64_ldg) {
    Value *TagAddress = EmitScalarExpr(E->getArg(0));
    TagAddress = Builder.CreatePointerCast(TagAddress, Int8PtrTy);
    Value *RV = Builder.CreateCall(
                  CGM.getIntrinsic(MTEIntrinsicID), {TagAddress, TagAddress});
    return Builder.CreatePointerCast(RV, T);
  }
  // Although it is possible to supply a different tag (to set)
  // to this intrinsic (as first arg), for now we supply
  // the tag that is in input address arg (common use case).
  if (MTEIntrinsicID == Intrinsic::aarch64_stg) {
      Value *TagAddress = EmitScalarExpr(E->getArg(0));
      TagAddress = Builder.CreatePointerCast(TagAddress, Int8PtrTy);
      return Builder.CreateCall(
               CGM.getIntrinsic(MTEIntrinsicID), {TagAddress, TagAddress});
  }
  if (MTEIntrinsicID == Intrinsic::aarch64_subp) {
    Value *PointerA = EmitScalarExpr(E->getArg(0));
    Value *PointerB = EmitScalarExpr(E->getArg(1));
    PointerA = Builder.CreatePointerCast(PointerA, Int8PtrTy);
    PointerB = Builder.CreatePointerCast(PointerB, Int8PtrTy);
    return Builder.CreateCall(
                     CGM.getIntrinsic(MTEIntrinsicID), {PointerA, PointerB});
  }
}

if (BuiltinID == AArch64::BI__builtin_arm_rsr ||
    BuiltinID == AArch64::BI__builtin_arm_rsr64 ||
    BuiltinID == AArch64::BI__builtin_arm_rsrp ||
    BuiltinID == AArch64::BI__builtin_arm_wsr ||
    BuiltinID == AArch64::BI__builtin_arm_wsr64 ||
    BuiltinID == AArch64::BI__builtin_arm_wsrp) {

  SpecialRegisterAccessKind AccessKind = Write;
  if (BuiltinID == AArch64::BI__builtin_arm_rsr ||
      BuiltinID == AArch64::BI__builtin_arm_rsr64 ||
      BuiltinID == AArch64::BI__builtin_arm_rsrp)
    AccessKind = VolatileRead;

  bool IsPointerBuiltin = BuiltinID == AArch64::BI__builtin_arm_rsrp ||
                          BuiltinID == AArch64::BI__builtin_arm_wsrp;

  bool Is64Bit = BuiltinID != AArch64::BI__builtin_arm_rsr &&
                 BuiltinID != AArch64::BI__builtin_arm_wsr;

  llvm::Type *ValueType;
  llvm::Type *RegisterType = Int64Ty;
  if (IsPointerBuiltin) {
    ValueType = VoidPtrTy;
  } else if (Is64Bit) {
    ValueType = Int64Ty;
  } else {
    ValueType = Int32Ty;
  }

  return EmitSpecialRegisterBuiltin(*this, E, RegisterType, ValueType,
                                    AccessKind);
}

if (BuiltinID == AArch64::BI_ReadStatusReg ||
    BuiltinID == AArch64::BI_WriteStatusReg) {
  LLVMContext &Context = CGM.getLLVMContext();

  unsigned SysReg =
    E->getArg(0)->EvaluateKnownConstInt(getContext()).getZExtValue();

  std::string SysRegStr;
  llvm::raw_string_ostream(SysRegStr) <<
                     ((1 << 1) | ((SysReg >> 14) & 1))  << ":" <<
                     ((SysReg >> 11) & 7)               << ":" <<
                     ((SysReg >> 7)  & 15)              << ":" <<
                     ((SysReg >> 3)  & 15)              << ":" <<
                     ( SysReg        & 7);

  llvm::Metadata *Ops[] = { llvm::MDString::get(Context, SysRegStr) };
  llvm::MDNode *RegName = llvm::MDNode::get(Context, Ops);
  llvm::Value *Metadata = llvm::MetadataAsValue::get(Context, RegName);

  llvm::Type *RegisterType = Int64Ty;
  llvm::Type *Types[] = { RegisterType };

  if (BuiltinID == AArch64::BI_ReadStatusReg) {
    llvm::Function *F = CGM.getIntrinsic(llvm::Intrinsic::read_register, Types);

    return Builder.CreateCall(F, Metadata);
  }

  llvm::Function *F = CGM.getIntrinsic(llvm::Intrinsic::write_register, Types);
  llvm::Value *ArgValue = EmitScalarExpr(E->getArg(1));

  return Builder.CreateCall(F, { Metadata, ArgValue });
}

if (BuiltinID == AArch64::BI_AddressOfReturnAddress) {
  llvm::Function *F =
      CGM.getIntrinsic(Intrinsic::addressofreturnaddress, AllocaInt8PtrTy);
  return Builder.CreateCall(F);
}

if (BuiltinID == AArch64::BI__builtin_sponentry) {
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::sponentry, AllocaInt8PtrTy);
  return Builder.CreateCall(F);
}

if (BuiltinID == AArch64::BI__mulh || BuiltinID == AArch64::BI__umulh) {
  llvm::Type *ResType = ConvertType(E->getType());
  llvm::Type *Int128Ty = llvm::IntegerType::get(getLLVMContext(), 128);

  bool IsSigned = BuiltinID == AArch64::BI__mulh;
  Value *LHS =
      Builder.CreateIntCast(EmitScalarExpr(E->getArg(0)), Int128Ty, IsSigned);
  Value *RHS =
      Builder.CreateIntCast(EmitScalarExpr(E->getArg(1)), Int128Ty, IsSigned);

  Value *MulResult, *HigherBits;
  if (IsSigned) {
    MulResult = Builder.CreateNSWMul(LHS, RHS);
    HigherBits = Builder.CreateAShr(MulResult, 64);
  } else {
    MulResult = Builder.CreateNUWMul(LHS, RHS);
    HigherBits = Builder.CreateLShr(MulResult, 64);
  }
  HigherBits = Builder.CreateIntCast(HigherBits, ResType, IsSigned);

  return HigherBits;
}

// Handle MSVC intrinsics before argument evaluation to prevent double
// evaluation.
if (Optional<MSVCIntrin> MsvcIntId = translateAarch64ToMsvcIntrin(BuiltinID))
  return EmitMSVCBuiltinExpr(*MsvcIntId, E);

// Find out if any arguments are required to be integer constant
// expressions.
unsigned ICEArguments = 0;
ASTContext::GetBuiltinTypeError Error;
getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
assert(Error == ASTContext::GE_None && "Should not codegen an error")((void)0);

llvm::SmallVector<Value*, 4> Ops;
Address PtrOp0 = Address::invalid();
for (unsigned i = 0, e = E->getNumArgs() - 1; i != e; i++) {
  if (i == 0) {
    switch (BuiltinID) {
    case NEON::BI__builtin_neon_vld1_v:
    case NEON::BI__builtin_neon_vld1q_v:
    case NEON::BI__builtin_neon_vld1_dup_v:
    case NEON::BI__builtin_neon_vld1q_dup_v:
    case NEON::BI__builtin_neon_vld1_lane_v:
    case NEON::BI__builtin_neon_vld1q_lane_v:
    case NEON::BI__builtin_neon_vst1_v:
    case NEON::BI__builtin_neon_vst1q_v:
    case NEON::BI__builtin_neon_vst1_lane_v:
    case NEON::BI__builtin_neon_vst1q_lane_v:
      // Get the alignment for the argument in addition to the value;
      // we'll use it later.
      PtrOp0 = EmitPointerWithAlignment(E->getArg(0));
      Ops.push_back(PtrOp0.getPointer());
      continue;
    }
  }
  if ((ICEArguments & (1 << i)) == 0) {
    Ops.push_back(EmitScalarExpr(E->getArg(i)));
  } else {
    // If this is required to be a constant, constant fold it so that we know
    // that the generated intrinsic gets a ConstantInt.
    Ops.push_back(llvm::ConstantInt::get(
        getLLVMContext(),
        *E->getArg(i)->getIntegerConstantExpr(getContext())));
  }
}

auto SISDMap = makeArrayRef(AArch64SISDIntrinsicMap);
const ARMVectorIntrinsicInfo *Builtin = findARMVectorIntrinsicInMap(
    SISDMap, BuiltinID, AArch64SISDIntrinsicsProvenSorted);

if (Builtin) {
  Ops.push_back(EmitScalarExpr(E->getArg(E->getNumArgs() - 1)));
  Value *Result = EmitCommonNeonSISDBuiltinExpr(*this, *Builtin, Ops, E);
  assert(Result && "SISD intrinsic should have been handled")((void)0);
  return Result;
}

const Expr *Arg = E->getArg(E->getNumArgs()-1);
NeonTypeFlags Type(0);
if (Optional<llvm::APSInt> Result = Arg->getIntegerConstantExpr(getContext()))
  // Determine the type of this overloaded NEON intrinsic.
  Type = NeonTypeFlags(Result->getZExtValue());

bool usgn = Type.isUnsigned();
bool quad = Type.isQuad();

// Handle non-overloaded intrinsics first.
switch (BuiltinID) {
default: break;
case NEON::BI__builtin_neon_vabsh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::fabs, HalfTy), Ops, "vabs");
case NEON::BI__builtin_neon_vaddq_p128: {
  llvm::Type *Ty = GetNeonType(this, NeonTypeFlags::Poly128);
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[0] =  Builder.CreateXor(Ops[0], Ops[1]);
  llvm::Type *Int128Ty = llvm::Type::getIntNTy(getLLVMContext(), 128);
  return Builder.CreateBitCast(Ops[0], Int128Ty);
}
case NEON::BI__builtin_neon_vldrq_p128: {
  llvm::Type *Int128Ty = llvm::Type::getIntNTy(getLLVMContext(), 128);
  llvm::Type *Int128PTy = llvm::PointerType::get(Int128Ty, 0);
  Value *Ptr = Builder.CreateBitCast(EmitScalarExpr(E->getArg(0)), Int128PTy);
  return Builder.CreateAlignedLoad(Int128Ty, Ptr,
                                   CharUnits::fromQuantity(16));
}
case NEON::BI__builtin_neon_vstrq_p128: {
  llvm::Type *Int128PTy = llvm::Type::getIntNPtrTy(getLLVMContext(), 128);
  Value *Ptr = Builder.CreateBitCast(Ops[0], Int128PTy);
  return Builder.CreateDefaultAlignedStore(EmitScalarExpr(E->getArg(1)), Ptr);
}
case NEON::BI__builtin_neon_vcvts_f32_u32:
case NEON::BI__builtin_neon_vcvtd_f64_u64:
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vcvts_f32_s32:
case NEON::BI__builtin_neon_vcvtd_f64_s64: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  bool Is64 = Ops[0]->getType()->getPrimitiveSizeInBits() == 64;
  llvm::Type *InTy = Is64 ? Int64Ty : Int32Ty;
  llvm::Type *FTy = Is64 ? DoubleTy : FloatTy;
  Ops[0] = Builder.CreateBitCast(Ops[0], InTy);
  if (usgn)
    return Builder.CreateUIToFP(Ops[0], FTy);
  return Builder.CreateSIToFP(Ops[0], FTy);
}
case NEON::BI__builtin_neon_vcvth_f16_u16:
case NEON::BI__builtin_neon_vcvth_f16_u32:
case NEON::BI__builtin_neon_vcvth_f16_u64:
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vcvth_f16_s16:
case NEON::BI__builtin_neon_vcvth_f16_s32:
case NEON::BI__builtin_neon_vcvth_f16_s64: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  llvm::Type *FTy = HalfTy;
  llvm::Type *InTy;
  if (Ops[0]->getType()->getPrimitiveSizeInBits() == 64)
    InTy = Int64Ty;
  else if (Ops[0]->getType()->getPrimitiveSizeInBits() == 32)
    InTy = Int32Ty;
  else
    InTy = Int16Ty;
  Ops[0] = Builder.CreateBitCast(Ops[0], InTy);
  if (usgn)
    return Builder.CreateUIToFP(Ops[0], FTy);
  return Builder.CreateSIToFP(Ops[0], FTy);
}
case NEON::BI__builtin_neon_vcvtah_u16_f16:
case NEON::BI__builtin_neon_vcvtmh_u16_f16:
case NEON::BI__builtin_neon_vcvtnh_u16_f16:
case NEON::BI__builtin_neon_vcvtph_u16_f16:
case NEON::BI__builtin_neon_vcvth_u16_f16:
case NEON::BI__builtin_neon_vcvtah_s16_f16:
case NEON::BI__builtin_neon_vcvtmh_s16_f16:
case NEON::BI__builtin_neon_vcvtnh_s16_f16:
case NEON::BI__builtin_neon_vcvtph_s16_f16:
case NEON::BI__builtin_neon_vcvth_s16_f16: {
  unsigned Int;
  llvm::Type* InTy = Int32Ty;
  llvm::Type* FTy  = HalfTy;
  llvm::Type *Tys[2] = {InTy, FTy};
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vcvtah_u16_f16:
    Int = Intrinsic::aarch64_neon_fcvtau; break;
  case NEON::BI__builtin_neon_vcvtmh_u16_f16:
    Int = Intrinsic::aarch64_neon_fcvtmu; break;
  case NEON::BI__builtin_neon_vcvtnh_u16_f16:
    Int = Intrinsic::aarch64_neon_fcvtnu; break;
  case NEON::BI__builtin_neon_vcvtph_u16_f16:
    Int = Intrinsic::aarch64_neon_fcvtpu; break;
  case NEON::BI__builtin_neon_vcvth_u16_f16:
    Int = Intrinsic::aarch64_neon_fcvtzu; break;
  case NEON::BI__builtin_neon_vcvtah_s16_f16:
    Int = Intrinsic::aarch64_neon_fcvtas; break;
  case NEON::BI__builtin_neon_vcvtmh_s16_f16:
    Int = Intrinsic::aarch64_neon_fcvtms; break;
  case NEON::BI__builtin_neon_vcvtnh_s16_f16:
    Int = Intrinsic::aarch64_neon_fcvtns; break;
  case NEON::BI__builtin_neon_vcvtph_s16_f16:
    Int = Intrinsic::aarch64_neon_fcvtps; break;
  case NEON::BI__builtin_neon_vcvth_s16_f16:
    Int = Intrinsic::aarch64_neon_fcvtzs; break;
  }
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "fcvt");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vcaleh_f16:
case NEON::BI__builtin_neon_vcalth_f16:
case NEON::BI__builtin_neon_vcageh_f16:
case NEON::BI__builtin_neon_vcagth_f16: {
  unsigned Int;
  llvm::Type* InTy = Int32Ty;
  llvm::Type* FTy  = HalfTy;
  llvm::Type *Tys[2] = {InTy, FTy};
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vcageh_f16:
    Int = Intrinsic::aarch64_neon_facge; break;
  case NEON::BI__builtin_neon_vcagth_f16:
    Int = Intrinsic::aarch64_neon_facgt; break;
  case NEON::BI__builtin_neon_vcaleh_f16:
    Int = Intrinsic::aarch64_neon_facge; std::swap(Ops[0], Ops[1]); break;
  case NEON::BI__builtin_neon_vcalth_f16:
    Int = Intrinsic::aarch64_neon_facgt; std::swap(Ops[0], Ops[1]); break;
  }
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "facg");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vcvth_n_s16_f16:
case NEON::BI__builtin_neon_vcvth_n_u16_f16: {
  unsigned Int;
  llvm::Type* InTy = Int32Ty;
  llvm::Type* FTy  = HalfTy;
  llvm::Type *Tys[2] = {InTy, FTy};
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vcvth_n_s16_f16:
    Int = Intrinsic::aarch64_neon_vcvtfp2fxs; break;
  case NEON::BI__builtin_neon_vcvth_n_u16_f16:
    Int = Intrinsic::aarch64_neon_vcvtfp2fxu; break;
  }
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "fcvth_n");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vcvth_n_f16_s16:
case NEON::BI__builtin_neon_vcvth_n_f16_u16: {
  unsigned Int;
  llvm::Type* FTy  = HalfTy;
  llvm::Type* InTy = Int32Ty;
  llvm::Type *Tys[2] = {FTy, InTy};
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vcvth_n_f16_s16:
    Int = Intrinsic::aarch64_neon_vcvtfxs2fp;
    Ops[0] = Builder.CreateSExt(Ops[0], InTy, "sext");
    break;
  case NEON::BI__builtin_neon_vcvth_n_f16_u16:
    Int = Intrinsic::aarch64_neon_vcvtfxu2fp;
    Ops[0] = Builder.CreateZExt(Ops[0], InTy);
    break;
  }
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "fcvth_n");
}
case NEON::BI__builtin_neon_vpaddd_s64: {
  auto *Ty = llvm::FixedVectorType::get(Int64Ty, 2);
  Value *Vec = EmitScalarExpr(E->getArg(0));
  // The vector is v2f64, so make sure it's bitcast to that.
  Vec = Builder.CreateBitCast(Vec, Ty, "v2i64");
  llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0);
  llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1);
  Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0");
  Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1");
  // Pairwise addition of a v2f64 into a scalar f64.
  return Builder.CreateAdd(Op0, Op1, "vpaddd");
}
case NEON::BI__builtin_neon_vpaddd_f64: {
  auto *Ty = llvm::FixedVectorType::get(DoubleTy, 2);
  Value *Vec = EmitScalarExpr(E->getArg(0));
  // The vector is v2f64, so make sure it's bitcast to that.
  Vec = Builder.CreateBitCast(Vec, Ty, "v2f64");
  llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0);
  llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1);
  Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0");
  Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1");
  // Pairwise addition of a v2f64 into a scalar f64.
  return Builder.CreateFAdd(Op0, Op1, "vpaddd");
}
case NEON::BI__builtin_neon_vpadds_f32: {
  auto *Ty = llvm::FixedVectorType::get(FloatTy, 2);
  Value *Vec = EmitScalarExpr(E->getArg(0));
  // The vector is v2f32, so make sure it's bitcast to that.
  Vec = Builder.CreateBitCast(Vec, Ty, "v2f32");
  llvm::Value *Idx0 = llvm::ConstantInt::get(SizeTy, 0);
  llvm::Value *Idx1 = llvm::ConstantInt::get(SizeTy, 1);
  Value *Op0 = Builder.CreateExtractElement(Vec, Idx0, "lane0");
  Value *Op1 = Builder.CreateExtractElement(Vec, Idx1, "lane1");
  // Pairwise addition of a v2f32 into a scalar f32.
  return Builder.CreateFAdd(Op0, Op1, "vpaddd");
}
case NEON::BI__builtin_neon_vceqzd_s64:
case NEON::BI__builtin_neon_vceqzd_f64:
case NEON::BI__builtin_neon_vceqzs_f32:
case NEON::BI__builtin_neon_vceqzh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitAArch64CompareBuiltinExpr(
      Ops[0], ConvertType(E->getCallReturnType(getContext())),
      ICmpInst::FCMP_OEQ, ICmpInst::ICMP_EQ, "vceqz");
case NEON::BI__builtin_neon_vcgezd_s64:
case NEON::BI__builtin_neon_vcgezd_f64:
case NEON::BI__builtin_neon_vcgezs_f32:
case NEON::BI__builtin_neon_vcgezh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitAArch64CompareBuiltinExpr(
      Ops[0], ConvertType(E->getCallReturnType(getContext())),
      ICmpInst::FCMP_OGE, ICmpInst::ICMP_SGE, "vcgez");
case NEON::BI__builtin_neon_vclezd_s64:
case NEON::BI__builtin_neon_vclezd_f64:
case NEON::BI__builtin_neon_vclezs_f32:
case NEON::BI__builtin_neon_vclezh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitAArch64CompareBuiltinExpr(
      Ops[0], ConvertType(E->getCallReturnType(getContext())),
      ICmpInst::FCMP_OLE, ICmpInst::ICMP_SLE, "vclez");
case NEON::BI__builtin_neon_vcgtzd_s64:
case NEON::BI__builtin_neon_vcgtzd_f64:
case NEON::BI__builtin_neon_vcgtzs_f32:
case NEON::BI__builtin_neon_vcgtzh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitAArch64CompareBuiltinExpr(
      Ops[0], ConvertType(E->getCallReturnType(getContext())),
      ICmpInst::FCMP_OGT, ICmpInst::ICMP_SGT, "vcgtz");
case NEON::BI__builtin_neon_vcltzd_s64:
case NEON::BI__builtin_neon_vcltzd_f64:
case NEON::BI__builtin_neon_vcltzs_f32:
case NEON::BI__builtin_neon_vcltzh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitAArch64CompareBuiltinExpr(
      Ops[0], ConvertType(E->getCallReturnType(getContext())),
      ICmpInst::FCMP_OLT, ICmpInst::ICMP_SLT, "vcltz");

case NEON::BI__builtin_neon_vceqzd_u64: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = Builder.CreateBitCast(Ops[0], Int64Ty);
  Ops[0] =
      Builder.CreateICmpEQ(Ops[0], llvm::Constant::getNullValue(Int64Ty));
  return Builder.CreateSExt(Ops[0], Int64Ty, "vceqzd");
}
case NEON::BI__builtin_neon_vceqd_f64:
case NEON::BI__builtin_neon_vcled_f64:
case NEON::BI__builtin_neon_vcltd_f64:
case NEON::BI__builtin_neon_vcged_f64:
case NEON::BI__builtin_neon_vcgtd_f64: {
  llvm::CmpInst::Predicate P;
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vceqd_f64: P = llvm::FCmpInst::FCMP_OEQ; break;
  case NEON::BI__builtin_neon_vcled_f64: P = llvm::FCmpInst::FCMP_OLE; break;
  case NEON::BI__builtin_neon_vcltd_f64: P = llvm::FCmpInst::FCMP_OLT; break;
  case NEON::BI__builtin_neon_vcged_f64: P = llvm::FCmpInst::FCMP_OGE; break;
  case NEON::BI__builtin_neon_vcgtd_f64: P = llvm::FCmpInst::FCMP_OGT; break;
  }
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], DoubleTy);
  Ops[0] = Builder.CreateFCmp(P, Ops[0], Ops[1]);
  return Builder.CreateSExt(Ops[0], Int64Ty, "vcmpd");
}
case NEON::BI__builtin_neon_vceqs_f32:
case NEON::BI__builtin_neon_vcles_f32:
case NEON::BI__builtin_neon_vclts_f32:
case NEON::BI__builtin_neon_vcges_f32:
case NEON::BI__builtin_neon_vcgts_f32: {
  llvm::CmpInst::Predicate P;
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vceqs_f32: P = llvm::FCmpInst::FCMP_OEQ; break;
  case NEON::BI__builtin_neon_vcles_f32: P = llvm::FCmpInst::FCMP_OLE; break;
  case NEON::BI__builtin_neon_vclts_f32: P = llvm::FCmpInst::FCMP_OLT; break;
  case NEON::BI__builtin_neon_vcges_f32: P = llvm::FCmpInst::FCMP_OGE; break;
  case NEON::BI__builtin_neon_vcgts_f32: P = llvm::FCmpInst::FCMP_OGT; break;
  }
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], FloatTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], FloatTy);
  Ops[0] = Builder.CreateFCmp(P, Ops[0], Ops[1]);
  return Builder.CreateSExt(Ops[0], Int32Ty, "vcmpd");
}
case NEON::BI__builtin_neon_vceqh_f16:
case NEON::BI__builtin_neon_vcleh_f16:
case NEON::BI__builtin_neon_vclth_f16:
case NEON::BI__builtin_neon_vcgeh_f16:
case NEON::BI__builtin_neon_vcgth_f16: {
  llvm::CmpInst::Predicate P;
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vceqh_f16: P = llvm::FCmpInst::FCMP_OEQ; break;
  case NEON::BI__builtin_neon_vcleh_f16: P = llvm::FCmpInst::FCMP_OLE; break;
  case NEON::BI__builtin_neon_vclth_f16: P = llvm::FCmpInst::FCMP_OLT; break;
  case NEON::BI__builtin_neon_vcgeh_f16: P = llvm::FCmpInst::FCMP_OGE; break;
  case NEON::BI__builtin_neon_vcgth_f16: P = llvm::FCmpInst::FCMP_OGT; break;
  }
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], HalfTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], HalfTy);
  Ops[0] = Builder.CreateFCmp(P, Ops[0], Ops[1]);
  return Builder.CreateSExt(Ops[0], Int16Ty, "vcmpd");
}
case NEON::BI__builtin_neon_vceqd_s64:
case NEON::BI__builtin_neon_vceqd_u64:
case NEON::BI__builtin_neon_vcgtd_s64:
case NEON::BI__builtin_neon_vcgtd_u64:
case NEON::BI__builtin_neon_vcltd_s64:
case NEON::BI__builtin_neon_vcltd_u64:
case NEON::BI__builtin_neon_vcged_u64:
case NEON::BI__builtin_neon_vcged_s64:
case NEON::BI__builtin_neon_vcled_u64:
case NEON::BI__builtin_neon_vcled_s64: {
  llvm::CmpInst::Predicate P;
  switch (BuiltinID) {
  default: llvm_unreachable("missing builtin ID in switch!")__builtin_unreachable();
  case NEON::BI__builtin_neon_vceqd_s64:
  case NEON::BI__builtin_neon_vceqd_u64:P = llvm::ICmpInst::ICMP_EQ;break;
  case NEON::BI__builtin_neon_vcgtd_s64:P = llvm::ICmpInst::ICMP_SGT;break;
  case NEON::BI__builtin_neon_vcgtd_u64:P = llvm::ICmpInst::ICMP_UGT;break;
  case NEON::BI__builtin_neon_vcltd_s64:P = llvm::ICmpInst::ICMP_SLT;break;
  case NEON::BI__builtin_neon_vcltd_u64:P = llvm::ICmpInst::ICMP_ULT;break;
  case NEON::BI__builtin_neon_vcged_u64:P = llvm::ICmpInst::ICMP_UGE;break;
  case NEON::BI__builtin_neon_vcged_s64:P = llvm::ICmpInst::ICMP_SGE;break;
  case NEON::BI__builtin_neon_vcled_u64:P = llvm::ICmpInst::ICMP_ULE;break;
  case NEON::BI__builtin_neon_vcled_s64:P = llvm::ICmpInst::ICMP_SLE;break;
  }
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], Int64Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Int64Ty);
  Ops[0] = Builder.CreateICmp(P, Ops[0], Ops[1]);
  return Builder.CreateSExt(Ops[0], Int64Ty, "vceqd");
}
case NEON::BI__builtin_neon_vtstd_s64:
case NEON::BI__builtin_neon_vtstd_u64: {
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[0] = Builder.CreateBitCast(Ops[0], Int64Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Int64Ty);
  Ops[0] = Builder.CreateAnd(Ops[0], Ops[1]);
  Ops[0] = Builder.CreateICmp(ICmpInst::ICMP_NE, Ops[0],
                              llvm::Constant::getNullValue(Int64Ty));
  return Builder.CreateSExt(Ops[0], Int64Ty, "vtstd");
}
case NEON::BI__builtin_neon_vset_lane_i8:
case NEON::BI__builtin_neon_vset_lane_i16:
case NEON::BI__builtin_neon_vset_lane_i32:
case NEON::BI__builtin_neon_vset_lane_i64:
case NEON::BI__builtin_neon_vset_lane_bf16:
case NEON::BI__builtin_neon_vset_lane_f32:
case NEON::BI__builtin_neon_vsetq_lane_i8:
case NEON::BI__builtin_neon_vsetq_lane_i16:
case NEON::BI__builtin_neon_vsetq_lane_i32:
case NEON::BI__builtin_neon_vsetq_lane_i64:
case NEON::BI__builtin_neon_vsetq_lane_bf16:
case NEON::BI__builtin_neon_vsetq_lane_f32:
  Ops.push_back(EmitScalarExpr(E->getArg(2)));
  return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane");
case NEON::BI__builtin_neon_vset_lane_f64:
  // The vector type needs a cast for the v1f64 variant.
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(DoubleTy, 1));
  Ops.push_back(EmitScalarExpr(E->getArg(2)));
  return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane");
case NEON::BI__builtin_neon_vsetq_lane_f64:
  // The vector type needs a cast for the v2f64 variant.
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(DoubleTy, 2));
  Ops.push_back(EmitScalarExpr(E->getArg(2)));
  return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vset_lane");

case NEON::BI__builtin_neon_vget_lane_i8:
case NEON::BI__builtin_neon_vdupb_lane_i8:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int8Ty, 8));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vgetq_lane_i8:
case NEON::BI__builtin_neon_vdupb_laneq_i8:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int8Ty, 16));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vget_lane_i16:
case NEON::BI__builtin_neon_vduph_lane_i16:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int16Ty, 4));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vgetq_lane_i16:
case NEON::BI__builtin_neon_vduph_laneq_i16:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int16Ty, 8));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vget_lane_i32:
case NEON::BI__builtin_neon_vdups_lane_i32:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int32Ty, 2));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vdups_lane_f32:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(FloatTy, 2));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vdups_lane");
case NEON::BI__builtin_neon_vgetq_lane_i32:
case NEON::BI__builtin_neon_vdups_laneq_i32:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int32Ty, 4));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vget_lane_i64:
case NEON::BI__builtin_neon_vdupd_lane_i64:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int64Ty, 1));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vdupd_lane_f64:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(DoubleTy, 1));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vdupd_lane");
case NEON::BI__builtin_neon_vgetq_lane_i64:
case NEON::BI__builtin_neon_vdupd_laneq_i64:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int64Ty, 2));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vget_lane_f32:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(FloatTy, 2));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vget_lane_f64:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(DoubleTy, 1));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
case NEON::BI__builtin_neon_vgetq_lane_f32:
case NEON::BI__builtin_neon_vdups_laneq_f32:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(FloatTy, 4));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vgetq_lane_f64:
case NEON::BI__builtin_neon_vdupd_laneq_f64:
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(DoubleTy, 2));
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
case NEON::BI__builtin_neon_vaddh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateFAdd(Ops[0], Ops[1], "vaddh");
case NEON::BI__builtin_neon_vsubh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateFSub(Ops[0], Ops[1], "vsubh");
case NEON::BI__builtin_neon_vmulh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateFMul(Ops[0], Ops[1], "vmulh");
case NEON::BI__builtin_neon_vdivh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateFDiv(Ops[0], Ops[1], "vdivh");
case NEON::BI__builtin_neon_vfmah_f16:
  // NEON intrinsic puts accumulator first, unlike the LLVM fma.
  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, HalfTy,
      {EmitScalarExpr(E->getArg(1)), EmitScalarExpr(E->getArg(2)), Ops[0]});
case NEON::BI__builtin_neon_vfmsh_f16: {
  // FIXME: This should be an fneg instruction:
  Value *Zero = llvm::ConstantFP::getZeroValueForNegation(HalfTy);
  Value* Sub = Builder.CreateFSub(Zero, EmitScalarExpr(E->getArg(1)), "vsubh");

  // NEON intrinsic puts accumulator first, unlike the LLVM fma.
  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, HalfTy,
      {Sub, EmitScalarExpr(E->getArg(2)), Ops[0]});
}
case NEON::BI__builtin_neon_vaddd_s64:
case NEON::BI__builtin_neon_vaddd_u64:
  return Builder.CreateAdd(Ops[0], EmitScalarExpr(E->getArg(1)), "vaddd");
case NEON::BI__builtin_neon_vsubd_s64:
case NEON::BI__builtin_neon_vsubd_u64:
  return Builder.CreateSub(Ops[0], EmitScalarExpr(E->getArg(1)), "vsubd");
case NEON::BI__builtin_neon_vqdmlalh_s16:
case NEON::BI__builtin_neon_vqdmlslh_s16: {
  SmallVector<Value *, 2> ProductOps;
  ProductOps.push_back(vectorWrapScalar16(Ops[1]));
  ProductOps.push_back(vectorWrapScalar16(EmitScalarExpr(E->getArg(2))));
  auto *VTy = llvm::FixedVectorType::get(Int32Ty, 4);
  Ops[1] = EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmull, VTy),
                        ProductOps, "vqdmlXl");
  Constant *CI = ConstantInt::get(SizeTy, 0);
  Ops[1] = Builder.CreateExtractElement(Ops[1], CI, "lane0");

  unsigned AccumInt = BuiltinID == NEON::BI__builtin_neon_vqdmlalh_s16
                                      ? Intrinsic::aarch64_neon_sqadd
                                      : Intrinsic::aarch64_neon_sqsub;
  return EmitNeonCall(CGM.getIntrinsic(AccumInt, Int32Ty), Ops, "vqdmlXl");
}
case NEON::BI__builtin_neon_vqshlud_n_s64: {
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[1] = Builder.CreateZExt(Ops[1], Int64Ty);
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqshlu, Int64Ty),
                      Ops, "vqshlu_n");
}
case NEON::BI__builtin_neon_vqshld_n_u64:
case NEON::BI__builtin_neon_vqshld_n_s64: {
  unsigned Int = BuiltinID == NEON::BI__builtin_neon_vqshld_n_u64
                                 ? Intrinsic::aarch64_neon_uqshl
                                 : Intrinsic::aarch64_neon_sqshl;
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Ops[1] = Builder.CreateZExt(Ops[1], Int64Ty);
  return EmitNeonCall(CGM.getIntrinsic(Int, Int64Ty), Ops, "vqshl_n");
}
case NEON::BI__builtin_neon_vrshrd_n_u64:
case NEON::BI__builtin_neon_vrshrd_n_s64: {
  unsigned Int = BuiltinID == NEON::BI__builtin_neon_vrshrd_n_u64
                                 ? Intrinsic::aarch64_neon_urshl
                                 : Intrinsic::aarch64_neon_srshl;
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  int SV = cast<ConstantInt>(Ops[1])->getSExtValue();
  Ops[1] = ConstantInt::get(Int64Ty, -SV);
  return EmitNeonCall(CGM.getIntrinsic(Int, Int64Ty), Ops, "vrshr_n");
}
case NEON::BI__builtin_neon_vrsrad_n_u64:
case NEON::BI__builtin_neon_vrsrad_n_s64: {
  unsigned Int = BuiltinID == NEON::BI__builtin_neon_vrsrad_n_u64
                                 ? Intrinsic::aarch64_neon_urshl
                                 : Intrinsic::aarch64_neon_srshl;
  Ops[1] = Builder.CreateBitCast(Ops[1], Int64Ty);
  Ops.push_back(Builder.CreateNeg(EmitScalarExpr(E->getArg(2))));
  Ops[1] = Builder.CreateCall(CGM.getIntrinsic(Int, Int64Ty),
                              {Ops[1], Builder.CreateSExt(Ops[2], Int64Ty)});
  return Builder.CreateAdd(Ops[0], Builder.CreateBitCast(Ops[1], Int64Ty));
}
case NEON::BI__builtin_neon_vshld_n_s64:
case NEON::BI__builtin_neon_vshld_n_u64: {
  llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateShl(
      Ops[0], ConstantInt::get(Int64Ty, Amt->getZExtValue()), "shld_n");
}
case NEON::BI__builtin_neon_vshrd_n_s64: {
  llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  return Builder.CreateAShr(
      Ops[0], ConstantInt::get(Int64Ty, std::min(static_cast<uint64_t>(63),
                                                 Amt->getZExtValue())),
      "shrd_n");
}
case NEON::BI__builtin_neon_vshrd_n_u64: {
  llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  uint64_t ShiftAmt = Amt->getZExtValue();
  // Right-shifting an unsigned value by its size yields 0.
  if (ShiftAmt == 64)
    return ConstantInt::get(Int64Ty, 0);
  return Builder.CreateLShr(Ops[0], ConstantInt::get(Int64Ty, ShiftAmt),
                            "shrd_n");
}
case NEON::BI__builtin_neon_vsrad_n_s64: {
  llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(2)));
  Ops[1] = Builder.CreateAShr(
      Ops[1], ConstantInt::get(Int64Ty, std::min(static_cast<uint64_t>(63),
                                                 Amt->getZExtValue())),
      "shrd_n");
  return Builder.CreateAdd(Ops[0], Ops[1]);
}
case NEON::BI__builtin_neon_vsrad_n_u64: {
  llvm::ConstantInt *Amt = cast<ConstantInt>(EmitScalarExpr(E->getArg(2)));
  uint64_t ShiftAmt = Amt->getZExtValue();
  // Right-shifting an unsigned value by its size yields 0.
  // As Op + 0 = Op, return Ops[0] directly.
  if (ShiftAmt == 64)
    return Ops[0];
  Ops[1] = Builder.CreateLShr(Ops[1], ConstantInt::get(Int64Ty, ShiftAmt),
                              "shrd_n");
  return Builder.CreateAdd(Ops[0], Ops[1]);
}
case NEON::BI__builtin_neon_vqdmlalh_lane_s16:
case NEON::BI__builtin_neon_vqdmlalh_laneq_s16:
case NEON::BI__builtin_neon_vqdmlslh_lane_s16:
case NEON::BI__builtin_neon_vqdmlslh_laneq_s16: {
  Ops[2] = Builder.CreateExtractElement(Ops[2], EmitScalarExpr(E->getArg(3)),
                                        "lane");
  SmallVector<Value *, 2> ProductOps;
  ProductOps.push_back(vectorWrapScalar16(Ops[1]));
  ProductOps.push_back(vectorWrapScalar16(Ops[2]));
  auto *VTy = llvm::FixedVectorType::get(Int32Ty, 4);
  Ops[1] = EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmull, VTy),
                        ProductOps, "vqdmlXl");
  Constant *CI = ConstantInt::get(SizeTy, 0);
  Ops[1] = Builder.CreateExtractElement(Ops[1], CI, "lane0");
  Ops.pop_back();

  unsigned AccInt = (BuiltinID == NEON::BI__builtin_neon_vqdmlalh_lane_s16 ||
                     BuiltinID == NEON::BI__builtin_neon_vqdmlalh_laneq_s16)
                        ? Intrinsic::aarch64_neon_sqadd
                        : Intrinsic::aarch64_neon_sqsub;
  return EmitNeonCall(CGM.getIntrinsic(AccInt, Int32Ty), Ops, "vqdmlXl");
}
case NEON::BI__builtin_neon_vqdmlals_s32:
case NEON::BI__builtin_neon_vqdmlsls_s32: {
  SmallVector<Value *, 2> ProductOps;
  ProductOps.push_back(Ops[1]);
  ProductOps.push_back(EmitScalarExpr(E->getArg(2)));
  Ops[1] =
      EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmulls_scalar),
                   ProductOps, "vqdmlXl");

  unsigned AccumInt = BuiltinID == NEON::BI__builtin_neon_vqdmlals_s32
                                      ? Intrinsic::aarch64_neon_sqadd
                                      : Intrinsic::aarch64_neon_sqsub;
  return EmitNeonCall(CGM.getIntrinsic(AccumInt, Int64Ty), Ops, "vqdmlXl");
}
case NEON::BI__builtin_neon_vqdmlals_lane_s32:
case NEON::BI__builtin_neon_vqdmlals_laneq_s32:
case NEON::BI__builtin_neon_vqdmlsls_lane_s32:
case NEON::BI__builtin_neon_vqdmlsls_laneq_s32: {
  Ops[2] = Builder.CreateExtractElement(Ops[2], EmitScalarExpr(E->getArg(3)),
                                        "lane");
  SmallVector<Value *, 2> ProductOps;
  ProductOps.push_back(Ops[1]);
  ProductOps.push_back(Ops[2]);
  Ops[1] =
      EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_sqdmulls_scalar),
                   ProductOps, "vqdmlXl");
  Ops.pop_back();

  unsigned AccInt = (BuiltinID == NEON::BI__builtin_neon_vqdmlals_lane_s32 ||
                     BuiltinID == NEON::BI__builtin_neon_vqdmlals_laneq_s32)
                        ? Intrinsic::aarch64_neon_sqadd
                        : Intrinsic::aarch64_neon_sqsub;
  return EmitNeonCall(CGM.getIntrinsic(AccInt, Int64Ty), Ops, "vqdmlXl");
}
case NEON::BI__builtin_neon_vget_lane_bf16:
case NEON::BI__builtin_neon_vduph_lane_bf16:
case NEON::BI__builtin_neon_vduph_lane_f16: {
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vget_lane");
}
case NEON::BI__builtin_neon_vgetq_lane_bf16:
case NEON::BI__builtin_neon_vduph_laneq_bf16:
case NEON::BI__builtin_neon_vduph_laneq_f16: {
  return Builder.CreateExtractElement(Ops[0], EmitScalarExpr(E->getArg(1)),
                                      "vgetq_lane");
}

case AArch64::BI_InterlockedAdd: {
  Value *Arg0 = EmitScalarExpr(E->getArg(0));
  Value *Arg1 = EmitScalarExpr(E->getArg(1));
  AtomicRMWInst *RMWI = Builder.CreateAtomicRMW(
    AtomicRMWInst::Add, Arg0, Arg1,
    llvm::AtomicOrdering::SequentiallyConsistent);
  return Builder.CreateAdd(RMWI, Arg1);
}
}

llvm::FixedVectorType *VTy = GetNeonType(this, Type);
llvm::Type *Ty = VTy;
if (!Ty)
  return nullptr;

// Not all intrinsics handled by the common case work for AArch64 yet, so only
// defer to common code if it's been added to our special map.
Builtin = findARMVectorIntrinsicInMap(AArch64SIMDIntrinsicMap, BuiltinID,
                                      AArch64SIMDIntrinsicsProvenSorted);

if (Builtin)
  return EmitCommonNeonBuiltinExpr(
      Builtin->BuiltinID, Builtin->LLVMIntrinsic, Builtin->AltLLVMIntrinsic,
      Builtin->NameHint, Builtin->TypeModifier, E, Ops,
      /*never use addresses*/ Address::invalid(), Address::invalid(), Arch);

if (Value *V = EmitAArch64TblBuiltinExpr(*this, BuiltinID, E, Ops, Arch))
  return V;

unsigned Int;
switch (BuiltinID) {
default: return nullptr;
case NEON::BI__builtin_neon_vbsl_v:
case NEON::BI__builtin_neon_vbslq_v: {
  llvm::Type *BitTy = llvm::VectorType::getInteger(VTy);
  Ops[0] = Builder.CreateBitCast(Ops[0], BitTy, "vbsl");
  Ops[1] = Builder.CreateBitCast(Ops[1], BitTy, "vbsl");
  Ops[2] = Builder.CreateBitCast(Ops[2], BitTy, "vbsl");

  Ops[1] = Builder.CreateAnd(Ops[0], Ops[1], "vbsl");
  Ops[2] = Builder.CreateAnd(Builder.CreateNot(Ops[0]), Ops[2], "vbsl");
  Ops[0] = Builder.CreateOr(Ops[1], Ops[2], "vbsl");
  return Builder.CreateBitCast(Ops[0], Ty);
}
case NEON::BI__builtin_neon_vfma_lane_v:
case NEON::BI__builtin_neon_vfmaq_lane_v: { // Only used for FP types
  // The ARM builtins (and instructions) have the addend as the first
  // operand, but the 'fma' intrinsics have it last. Swap it around here.
  Value *Addend = Ops[0];
  Value *Multiplicand = Ops[1];
  Value *LaneSource = Ops[2];
  Ops[0] = Multiplicand;
  Ops[1] = LaneSource;
  Ops[2] = Addend;

  // Now adjust things to handle the lane access.
  auto *SourceTy = BuiltinID == NEON::BI__builtin_neon_vfmaq_lane_v
                       ? llvm::FixedVectorType::get(VTy->getElementType(),
                                                    VTy->getNumElements() / 2)
                       : VTy;
  llvm::Constant *cst = cast<Constant>(Ops[3]);
  Value *SV = llvm::ConstantVector::getSplat(VTy->getElementCount(), cst);
  Ops[1] = Builder.CreateBitCast(Ops[1], SourceTy);
  Ops[1] = Builder.CreateShuffleVector(Ops[1], Ops[1], SV, "lane");

  Ops.pop_back();
  Int = Builder.getIsFPConstrained() ? Intrinsic::experimental_constrained_fma
                                     : Intrinsic::fma;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "fmla");
}
case NEON::BI__builtin_neon_vfma_laneq_v: {
  auto *VTy = cast<llvm::FixedVectorType>(Ty);
  // v1f64 fma should be mapped to Neon scalar f64 fma
  if (VTy && VTy->getElementType() == DoubleTy) {
    Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy);
    Ops[1] = Builder.CreateBitCast(Ops[1], DoubleTy);
    llvm::FixedVectorType *VTy =
        GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float64, false, true));
    Ops[2] = Builder.CreateBitCast(Ops[2], VTy);
    Ops[2] = Builder.CreateExtractElement(Ops[2], Ops[3], "extract");
    Value *Result;
    Result = emitCallMaybeConstrainedFPBuiltin(
        *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma,
        DoubleTy, {Ops[1], Ops[2], Ops[0]});
    return Builder.CreateBitCast(Result, Ty);
  }
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);

  auto *STy = llvm::FixedVectorType::get(VTy->getElementType(),
                                         VTy->getNumElements() * 2);
  Ops[2] = Builder.CreateBitCast(Ops[2], STy);
  Value *SV = llvm::ConstantVector::getSplat(VTy->getElementCount(),
                                             cast<ConstantInt>(Ops[3]));
  Ops[2] = Builder.CreateShuffleVector(Ops[2], Ops[2], SV, "lane");

  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, Ty,
      {Ops[2], Ops[1], Ops[0]});
}
case NEON::BI__builtin_neon_vfmaq_laneq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);

  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Ops[2] = EmitNeonSplat(Ops[2], cast<ConstantInt>(Ops[3]));
  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, Ty,
      {Ops[2], Ops[1], Ops[0]});
}
case NEON::BI__builtin_neon_vfmah_lane_f16:
case NEON::BI__builtin_neon_vfmas_lane_f32:
case NEON::BI__builtin_neon_vfmah_laneq_f16:
case NEON::BI__builtin_neon_vfmas_laneq_f32:
case NEON::BI__builtin_neon_vfmad_lane_f64:
case NEON::BI__builtin_neon_vfmad_laneq_f64: {
  Ops.push_back(EmitScalarExpr(E->getArg(3)));
  llvm::Type *Ty = ConvertType(E->getCallReturnType(getContext()));
  Ops[2] = Builder.CreateExtractElement(Ops[2], Ops[3], "extract");
  return emitCallMaybeConstrainedFPBuiltin(
      *this, Intrinsic::fma, Intrinsic::experimental_constrained_fma, Ty,
      {Ops[1], Ops[2], Ops[0]});
}
case NEON::BI__builtin_neon_vmull_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_umull : Intrinsic::aarch64_neon_smull;
  if (Type.isPoly()) Int = Intrinsic::aarch64_neon_pmull;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmull");
case NEON::BI__builtin_neon_vmax_v:
case NEON::BI__builtin_neon_vmaxq_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_umax : Intrinsic::aarch64_neon_smax;
  if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmax;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmax");
case NEON::BI__builtin_neon_vmaxh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Int = Intrinsic::aarch64_neon_fmax;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vmax");
}
case NEON::BI__builtin_neon_vmin_v:
case NEON::BI__builtin_neon_vminq_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_umin : Intrinsic::aarch64_neon_smin;
  if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmin;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmin");
case NEON::BI__builtin_neon_vminh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Int = Intrinsic::aarch64_neon_fmin;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vmin");
}
case NEON::BI__builtin_neon_vabd_v:
case NEON::BI__builtin_neon_vabdq_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_uabd : Intrinsic::aarch64_neon_sabd;
  if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fabd;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vabd");
case NEON::BI__builtin_neon_vpadal_v:
case NEON::BI__builtin_neon_vpadalq_v: {
  unsigned ArgElts = VTy->getNumElements();
  llvm::IntegerType *EltTy = cast<IntegerType>(VTy->getElementType());
  unsigned BitWidth = EltTy->getBitWidth();
  auto *ArgTy = llvm::FixedVectorType::get(
      llvm::IntegerType::get(getLLVMContext(), BitWidth / 2), 2 * ArgElts);
  llvm::Type* Tys[2] = { VTy, ArgTy };
  Int = usgn ? Intrinsic::aarch64_neon_uaddlp : Intrinsic::aarch64_neon_saddlp;
  SmallVector<llvm::Value*, 1> TmpOps;
  TmpOps.push_back(Ops[1]);
  Function *F = CGM.getIntrinsic(Int, Tys);
  llvm::Value *tmp = EmitNeonCall(F, TmpOps, "vpadal");
  llvm::Value *addend = Builder.CreateBitCast(Ops[0], tmp->getType());
  return Builder.CreateAdd(tmp, addend);
}
case NEON::BI__builtin_neon_vpmin_v:
case NEON::BI__builtin_neon_vpminq_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_uminp : Intrinsic::aarch64_neon_sminp;
  if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fminp;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmin");
case NEON::BI__builtin_neon_vpmax_v:
case NEON::BI__builtin_neon_vpmaxq_v:
  // FIXME: improve sharing scheme to cope with 3 alternative LLVM intrinsics.
  Int = usgn ? Intrinsic::aarch64_neon_umaxp : Intrinsic::aarch64_neon_smaxp;
  if (Ty->isFPOrFPVectorTy()) Int = Intrinsic::aarch64_neon_fmaxp;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmax");
case NEON::BI__builtin_neon_vminnm_v:
case NEON::BI__builtin_neon_vminnmq_v:
  Int = Intrinsic::aarch64_neon_fminnm;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vminnm");
case NEON::BI__builtin_neon_vminnmh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Int = Intrinsic::aarch64_neon_fminnm;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vminnm");
case NEON::BI__builtin_neon_vmaxnm_v:
case NEON::BI__builtin_neon_vmaxnmq_v:
  Int = Intrinsic::aarch64_neon_fmaxnm;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmaxnm");
case NEON::BI__builtin_neon_vmaxnmh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  Int = Intrinsic::aarch64_neon_fmaxnm;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vmaxnm");
case NEON::BI__builtin_neon_vrecpss_f32: {
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_frecps, FloatTy),
                      Ops, "vrecps");
}
case NEON::BI__builtin_neon_vrecpsd_f64:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_frecps, DoubleTy),
                      Ops, "vrecps");
case NEON::BI__builtin_neon_vrecpsh_f16:
  Ops.push_back(EmitScalarExpr(E->getArg(1)));
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_frecps, HalfTy),
                      Ops, "vrecps");
case NEON::BI__builtin_neon_vqshrun_n_v:
  Int = Intrinsic::aarch64_neon_sqshrun;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrun_n");
case NEON::BI__builtin_neon_vqrshrun_n_v:
  Int = Intrinsic::aarch64_neon_sqrshrun;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrun_n");
case NEON::BI__builtin_neon_vqshrn_n_v:
  Int = usgn ? Intrinsic::aarch64_neon_uqshrn : Intrinsic::aarch64_neon_sqshrn;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqshrn_n");
case NEON::BI__builtin_neon_vrshrn_n_v:
  Int = Intrinsic::aarch64_neon_rshrn;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrshrn_n");
case NEON::BI__builtin_neon_vqrshrn_n_v:
  Int = usgn ? Intrinsic::aarch64_neon_uqrshrn : Intrinsic::aarch64_neon_sqrshrn;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vqrshrn_n");
case NEON::BI__builtin_neon_vrndah_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_round
            : Intrinsic::round;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrnda");
}
case NEON::BI__builtin_neon_vrnda_v:
case NEON::BI__builtin_neon_vrndaq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_round
            : Intrinsic::round;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnda");
}
case NEON::BI__builtin_neon_vrndih_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_nearbyint
            : Intrinsic::nearbyint;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndi");
}
case NEON::BI__builtin_neon_vrndmh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_floor
            : Intrinsic::floor;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndm");
}
case NEON::BI__builtin_neon_vrndm_v:
case NEON::BI__builtin_neon_vrndmq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_floor
            : Intrinsic::floor;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndm");
}
case NEON::BI__builtin_neon_vrndnh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_roundeven
            : Intrinsic::roundeven;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndn");
}
case NEON::BI__builtin_neon_vrndn_v:
case NEON::BI__builtin_neon_vrndnq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_roundeven
            : Intrinsic::roundeven;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndn");
}
case NEON::BI__builtin_neon_vrndns_f32: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_roundeven
            : Intrinsic::roundeven;
  return EmitNeonCall(CGM.getIntrinsic(Int, FloatTy), Ops, "vrndn");
}
case NEON::BI__builtin_neon_vrndph_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_ceil
            : Intrinsic::ceil;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndp");
}
case NEON::BI__builtin_neon_vrndp_v:
case NEON::BI__builtin_neon_vrndpq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_ceil
            : Intrinsic::ceil;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndp");
}
case NEON::BI__builtin_neon_vrndxh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_rint
            : Intrinsic::rint;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndx");
}
case NEON::BI__builtin_neon_vrndx_v:
case NEON::BI__builtin_neon_vrndxq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_rint
            : Intrinsic::rint;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndx");
}
case NEON::BI__builtin_neon_vrndh_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_trunc
            : Intrinsic::trunc;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vrndz");
}
case NEON::BI__builtin_neon_vrnd32x_v:
case NEON::BI__builtin_neon_vrnd32xq_v: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Intrinsic::aarch64_neon_frint32x;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnd32x");
}
case NEON::BI__builtin_neon_vrnd32z_v:
case NEON::BI__builtin_neon_vrnd32zq_v: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Intrinsic::aarch64_neon_frint32z;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnd32z");
}
case NEON::BI__builtin_neon_vrnd64x_v:
case NEON::BI__builtin_neon_vrnd64xq_v: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Intrinsic::aarch64_neon_frint64x;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnd64x");
}
case NEON::BI__builtin_neon_vrnd64z_v:
case NEON::BI__builtin_neon_vrnd64zq_v: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Intrinsic::aarch64_neon_frint64z;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrnd64z");
}
case NEON::BI__builtin_neon_vrnd_v:
case NEON::BI__builtin_neon_vrndq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_trunc
            : Intrinsic::trunc;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrndz");
}
case NEON::BI__builtin_neon_vcvt_f64_v:
case NEON::BI__builtin_neon_vcvtq_f64_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ty = GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float64, false, quad));
  return usgn ? Builder.CreateUIToFP(Ops[0], Ty, "vcvt")
              : Builder.CreateSIToFP(Ops[0], Ty, "vcvt");
case NEON::BI__builtin_neon_vcvt_f64_f32: {
  assert(Type.getEltType() == NeonTypeFlags::Float64 && quad &&((void)0)
         "unexpected vcvt_f64_f32 builtin")((void)0);
  NeonTypeFlags SrcFlag = NeonTypeFlags(NeonTypeFlags::Float32, false, false);
  Ops[0] = Builder.CreateBitCast(Ops[0], GetNeonType(this, SrcFlag));

  return Builder.CreateFPExt(Ops[0], Ty, "vcvt");
}
case NEON::BI__builtin_neon_vcvt_f32_f64: {
  assert(Type.getEltType() == NeonTypeFlags::Float32 &&((void)0)
         "unexpected vcvt_f32_f64 builtin")((void)0);
  NeonTypeFlags SrcFlag = NeonTypeFlags(NeonTypeFlags::Float64, false, true);
  Ops[0] = Builder.CreateBitCast(Ops[0], GetNeonType(this, SrcFlag));

  return Builder.CreateFPTrunc(Ops[0], Ty, "vcvt");
}
case NEON::BI__builtin_neon_vcvt_s32_v:
case NEON::BI__builtin_neon_vcvt_u32_v:
case NEON::BI__builtin_neon_vcvt_s64_v:
case NEON::BI__builtin_neon_vcvt_u64_v:
case NEON::BI__builtin_neon_vcvt_s16_v:
case NEON::BI__builtin_neon_vcvt_u16_v:
case NEON::BI__builtin_neon_vcvtq_s32_v:
case NEON::BI__builtin_neon_vcvtq_u32_v:
case NEON::BI__builtin_neon_vcvtq_s64_v:
case NEON::BI__builtin_neon_vcvtq_u64_v:
case NEON::BI__builtin_neon_vcvtq_s16_v:
case NEON::BI__builtin_neon_vcvtq_u16_v: {
  Int =
      usgn ? Intrinsic::aarch64_neon_fcvtzu : Intrinsic::aarch64_neon_fcvtzs;
  llvm::Type *Tys[2] = {Ty, GetFloatNeonType(this, Type)};
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtz");
}
case NEON::BI__builtin_neon_vcvta_s16_v:
case NEON::BI__builtin_neon_vcvta_u16_v:
case NEON::BI__builtin_neon_vcvta_s32_v:
case NEON::BI__builtin_neon_vcvtaq_s16_v:
case NEON::BI__builtin_neon_vcvtaq_s32_v:
case NEON::BI__builtin_neon_vcvta_u32_v:
case NEON::BI__builtin_neon_vcvtaq_u16_v:
case NEON::BI__builtin_neon_vcvtaq_u32_v:
case NEON::BI__builtin_neon_vcvta_s64_v:
case NEON::BI__builtin_neon_vcvtaq_s64_v:
case NEON::BI__builtin_neon_vcvta_u64_v:
case NEON::BI__builtin_neon_vcvtaq_u64_v: {
  Int = usgn ? Intrinsic::aarch64_neon_fcvtau : Intrinsic::aarch64_neon_fcvtas;
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvta");
}
case NEON::BI__builtin_neon_vcvtm_s16_v:
case NEON::BI__builtin_neon_vcvtm_s32_v:
case NEON::BI__builtin_neon_vcvtmq_s16_v:
case NEON::BI__builtin_neon_vcvtmq_s32_v:
case NEON::BI__builtin_neon_vcvtm_u16_v:
case NEON::BI__builtin_neon_vcvtm_u32_v:
case NEON::BI__builtin_neon_vcvtmq_u16_v:
case NEON::BI__builtin_neon_vcvtmq_u32_v:
case NEON::BI__builtin_neon_vcvtm_s64_v:
case NEON::BI__builtin_neon_vcvtmq_s64_v:
case NEON::BI__builtin_neon_vcvtm_u64_v:
case NEON::BI__builtin_neon_vcvtmq_u64_v: {
  Int = usgn ? Intrinsic::aarch64_neon_fcvtmu : Intrinsic::aarch64_neon_fcvtms;
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtm");
}
case NEON::BI__builtin_neon_vcvtn_s16_v:
case NEON::BI__builtin_neon_vcvtn_s32_v:
case NEON::BI__builtin_neon_vcvtnq_s16_v:
case NEON::BI__builtin_neon_vcvtnq_s32_v:
case NEON::BI__builtin_neon_vcvtn_u16_v:
case NEON::BI__builtin_neon_vcvtn_u32_v:
case NEON::BI__builtin_neon_vcvtnq_u16_v:
case NEON::BI__builtin_neon_vcvtnq_u32_v:
case NEON::BI__builtin_neon_vcvtn_s64_v:
case NEON::BI__builtin_neon_vcvtnq_s64_v:
case NEON::BI__builtin_neon_vcvtn_u64_v:
case NEON::BI__builtin_neon_vcvtnq_u64_v: {
  Int = usgn ? Intrinsic::aarch64_neon_fcvtnu : Intrinsic::aarch64_neon_fcvtns;
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtn");
}
case NEON::BI__builtin_neon_vcvtp_s16_v:
case NEON::BI__builtin_neon_vcvtp_s32_v:
case NEON::BI__builtin_neon_vcvtpq_s16_v:
case NEON::BI__builtin_neon_vcvtpq_s32_v:
case NEON::BI__builtin_neon_vcvtp_u16_v:
case NEON::BI__builtin_neon_vcvtp_u32_v:
case NEON::BI__builtin_neon_vcvtpq_u16_v:
case NEON::BI__builtin_neon_vcvtpq_u32_v:
case NEON::BI__builtin_neon_vcvtp_s64_v:
case NEON::BI__builtin_neon_vcvtpq_s64_v:
case NEON::BI__builtin_neon_vcvtp_u64_v:
case NEON::BI__builtin_neon_vcvtpq_u64_v: {
  Int = usgn ? Intrinsic::aarch64_neon_fcvtpu : Intrinsic::aarch64_neon_fcvtps;
  llvm::Type *Tys[2] = { Ty, GetFloatNeonType(this, Type) };
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vcvtp");
}
case NEON::BI__builtin_neon_vmulx_v:
case NEON::BI__builtin_neon_vmulxq_v: {
  Int = Intrinsic::aarch64_neon_fmulx;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vmulx");
}
case NEON::BI__builtin_neon_vmulxh_lane_f16:
case NEON::BI__builtin_neon_vmulxh_laneq_f16: {
  // vmulx_lane should be mapped to Neon scalar mulx after
  // extracting the scalar element
  Ops.push_back(EmitScalarExpr(E->getArg(2)));
  Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2], "extract");
  Ops.pop_back();
  Int = Intrinsic::aarch64_neon_fmulx;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vmulx");
}
case NEON::BI__builtin_neon_vmul_lane_v:
case NEON::BI__builtin_neon_vmul_laneq_v: {
  // v1f64 vmul_lane should be mapped to Neon scalar mul lane
  bool Quad = false;
  if (BuiltinID == NEON::BI__builtin_neon_vmul_laneq_v)
    Quad = true;
  Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy);
  llvm::FixedVectorType *VTy =
      GetNeonType(this, NeonTypeFlags(NeonTypeFlags::Float64, false, Quad));
  Ops[1] = Builder.CreateBitCast(Ops[1], VTy);
  Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2], "extract");
  Value *Result = Builder.CreateFMul(Ops[0], Ops[1]);
  return Builder.CreateBitCast(Result, Ty);
}
case NEON::BI__builtin_neon_vnegd_s64:
  return Builder.CreateNeg(EmitScalarExpr(E->getArg(0)), "vnegd");
case NEON::BI__builtin_neon_vnegh_f16:
  return Builder.CreateFNeg(EmitScalarExpr(E->getArg(0)), "vnegh");
case NEON::BI__builtin_neon_vpmaxnm_v:
case NEON::BI__builtin_neon_vpmaxnmq_v: {
  Int = Intrinsic::aarch64_neon_fmaxnmp;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpmaxnm");
}
case NEON::BI__builtin_neon_vpminnm_v:
case NEON::BI__builtin_neon_vpminnmq_v: {
  Int = Intrinsic::aarch64_neon_fminnmp;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vpminnm");
}
case NEON::BI__builtin_neon_vsqrth_f16: {
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_sqrt
            : Intrinsic::sqrt;
  return EmitNeonCall(CGM.getIntrinsic(Int, HalfTy), Ops, "vsqrt");
}
case NEON::BI__builtin_neon_vsqrt_v:
case NEON::BI__builtin_neon_vsqrtq_v: {
  Int = Builder.getIsFPConstrained()
            ? Intrinsic::experimental_constrained_sqrt
            : Intrinsic::sqrt;
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vsqrt");
}
case NEON::BI__builtin_neon_vrbit_v:
case NEON::BI__builtin_neon_vrbitq_v: {
  Int = Intrinsic::bitreverse;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vrbit");
}
case NEON::BI__builtin_neon_vaddv_u8:
  // FIXME: These are handled by the AArch64 scalar code.
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vaddv_s8: {
  Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vaddv_u16:
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vaddv_s16: {
  Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vaddvq_u8:
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vaddvq_s8: {
  Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vaddvq_u16:
  usgn = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case NEON::BI__builtin_neon_vaddvq_s16: {
  Int = usgn ? Intrinsic::aarch64_neon_uaddv : Intrinsic::aarch64_neon_saddv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vmaxv_u8: {
  Int = Intrinsic::aarch64_neon_umaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vmaxv_u16: {
  Int = Intrinsic::aarch64_neon_umaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vmaxvq_u8: {
  Int = Intrinsic::aarch64_neon_umaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vmaxvq_u16: {
  Int = Intrinsic::aarch64_neon_umaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vmaxv_s8: {
  Int = Intrinsic::aarch64_neon_smaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vmaxv_s16: {
  Int = Intrinsic::aarch64_neon_smaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vmaxvq_s8: {
  Int = Intrinsic::aarch64_neon_smaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vmaxvq_s16: {
  Int = Intrinsic::aarch64_neon_smaxv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vmaxv_f16: {
  Int = Intrinsic::aarch64_neon_fmaxv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vmaxvq_f16: {
  Int = Intrinsic::aarch64_neon_fmaxv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vminv_u8: {
  Int = Intrinsic::aarch64_neon_uminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vminv_u16: {
  Int = Intrinsic::aarch64_neon_uminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vminvq_u8: {
  Int = Intrinsic::aarch64_neon_uminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vminvq_u16: {
  Int = Intrinsic::aarch64_neon_uminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vminv_s8: {
  Int = Intrinsic::aarch64_neon_sminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vminv_s16: {
  Int = Intrinsic::aarch64_neon_sminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vminvq_s8: {
  Int = Intrinsic::aarch64_neon_sminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int8Ty);
}
case NEON::BI__builtin_neon_vminvq_s16: {
  Int = Intrinsic::aarch64_neon_sminv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vminv_f16: {
  Int = Intrinsic::aarch64_neon_fminv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vminvq_f16: {
  Int = Intrinsic::aarch64_neon_fminv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vmaxnmv_f16: {
  Int = Intrinsic::aarch64_neon_fmaxnmv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxnmv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vmaxnmvq_f16: {
  Int = Intrinsic::aarch64_neon_fmaxnmv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vmaxnmv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vminnmv_f16: {
  Int = Intrinsic::aarch64_neon_fminnmv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminnmv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vminnmvq_f16: {
  Int = Intrinsic::aarch64_neon_fminnmv;
  Ty = HalfTy;
  VTy = llvm::FixedVectorType::get(HalfTy, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vminnmv");
  return Builder.CreateTrunc(Ops[0], HalfTy);
}
case NEON::BI__builtin_neon_vmul_n_f64: {
  Ops[0] = Builder.CreateBitCast(Ops[0], DoubleTy);
  Value *RHS = Builder.CreateBitCast(EmitScalarExpr(E->getArg(1)), DoubleTy);
  return Builder.CreateFMul(Ops[0], RHS);
}
case NEON::BI__builtin_neon_vaddlv_u8: {
  Int = Intrinsic::aarch64_neon_uaddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vaddlv_u16: {
  Int = Intrinsic::aarch64_neon_uaddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
}
case NEON::BI__builtin_neon_vaddlvq_u8: {
  Int = Intrinsic::aarch64_neon_uaddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vaddlvq_u16: {
  Int = Intrinsic::aarch64_neon_uaddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
}
case NEON::BI__builtin_neon_vaddlv_s8: {
  Int = Intrinsic::aarch64_neon_saddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vaddlv_s16: {
  Int = Intrinsic::aarch64_neon_saddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 4);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
}
case NEON::BI__builtin_neon_vaddlvq_s8: {
  Int = Intrinsic::aarch64_neon_saddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int8Ty, 16);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  Ops[0] = EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
  return Builder.CreateTrunc(Ops[0], Int16Ty);
}
case NEON::BI__builtin_neon_vaddlvq_s16: {
  Int = Intrinsic::aarch64_neon_saddlv;
  Ty = Int32Ty;
  VTy = llvm::FixedVectorType::get(Int16Ty, 8);
  llvm::Type *Tys[2] = { Ty, VTy };
  Ops.push_back(EmitScalarExpr(E->getArg(0)));
  return EmitNeonCall(CGM.getIntrinsic(Int, Tys), Ops, "vaddlv");
}
case NEON::BI__builtin_neon_vsri_n_v:
case NEON::BI__builtin_neon_vsriq_n_v: {
  Int = Intrinsic::aarch64_neon_vsri;
  llvm::Function *Intrin = CGM.getIntrinsic(Int, Ty);
  return EmitNeonCall(Intrin, Ops, "vsri_n");
}
case NEON::BI__builtin_neon_vsli_n_v:
case NEON::BI__builtin_neon_vsliq_n_v: {
  Int = Intrinsic::aarch64_neon_vsli;
  llvm::Function *Intrin = CGM.getIntrinsic(Int, Ty);
  return EmitNeonCall(Intrin, Ops, "vsli_n");
}
case NEON::BI__builtin_neon_vsra_n_v:
case NEON::BI__builtin_neon_vsraq_n_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[1] = EmitNeonRShiftImm(Ops[1], Ops[2], Ty, usgn, "vsra_n");
  return Builder.CreateAdd(Ops[0], Ops[1]);
case NEON::BI__builtin_neon_vrsra_n_v:
case NEON::BI__builtin_neon_vrsraq_n_v: {
  Int = usgn ? Intrinsic::aarch64_neon_urshl : Intrinsic::aarch64_neon_srshl;
  SmallVector<llvm::Value*,2> TmpOps;
  TmpOps.push_back(Ops[1]);
  TmpOps.push_back(Ops[2]);
  Function* F = CGM.getIntrinsic(Int, Ty);
  llvm::Value *tmp = EmitNeonCall(F, TmpOps, "vrshr_n", 1, true);
  Ops[0] = Builder.CreateBitCast(Ops[0], VTy);
  return Builder.CreateAdd(Ops[0], tmp);
}
case NEON::BI__builtin_neon_vld1_v:
case NEON::BI__builtin_neon_vld1q_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(VTy));
  return Builder.CreateAlignedLoad(VTy, Ops[0], PtrOp0.getAlignment());
}
case NEON::BI__builtin_neon_vst1_v:
case NEON::BI__builtin_neon_vst1q_v:
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(VTy));
  Ops[1] = Builder.CreateBitCast(Ops[1], VTy);
  return Builder.CreateAlignedStore(Ops[1], Ops[0], PtrOp0.getAlignment());
case NEON::BI__builtin_neon_vld1_lane_v:
case NEON::BI__builtin_neon_vld1q_lane_v: {
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ty = llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[0] = Builder.CreateAlignedLoad(VTy->getElementType(), Ops[0],
                                     PtrOp0.getAlignment());
  return Builder.CreateInsertElement(Ops[1], Ops[0], Ops[2], "vld1_lane");
}
case NEON::BI__builtin_neon_vld1_dup_v:
case NEON::BI__builtin_neon_vld1q_dup_v: {
  Value *V = UndefValue::get(Ty);
  Ty = llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  Ops[0] = Builder.CreateAlignedLoad(VTy->getElementType(), Ops[0],
                                     PtrOp0.getAlignment());
  llvm::Constant *CI = ConstantInt::get(Int32Ty, 0);
  Ops[0] = Builder.CreateInsertElement(V, Ops[0], CI);
  return EmitNeonSplat(Ops[0], CI);
}
case NEON::BI__builtin_neon_vst1_lane_v:
case NEON::BI__builtin_neon_vst1q_lane_v:
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[1] = Builder.CreateExtractElement(Ops[1], Ops[2]);
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  return Builder.CreateAlignedStore(Ops[1], Builder.CreateBitCast(Ops[0], Ty),
                                    PtrOp0.getAlignment());
case NEON::BI__builtin_neon_vld2_v:
case NEON::BI__builtin_neon_vld2q_v: {
  llvm::Type *PTy = llvm::PointerType::getUnqual(VTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld2");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld3_v:
case NEON::BI__builtin_neon_vld3q_v: {
  llvm::Type *PTy = llvm::PointerType::getUnqual(VTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld3");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld4_v:
case NEON::BI__builtin_neon_vld4q_v: {
  llvm::Type *PTy = llvm::PointerType::getUnqual(VTy);
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld4");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld2_dup_v:
case NEON::BI__builtin_neon_vld2q_dup_v: {
  llvm::Type *PTy =
    llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2r, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld2");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld3_dup_v:
case NEON::BI__builtin_neon_vld3q_dup_v: {
  llvm::Type *PTy =
    llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3r, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld3");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld4_dup_v:
case NEON::BI__builtin_neon_vld4q_dup_v: {
  llvm::Type *PTy =
    llvm::PointerType::getUnqual(VTy->getElementType());
  Ops[1] = Builder.CreateBitCast(Ops[1], PTy);
  llvm::Type *Tys[2] = { VTy, PTy };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4r, Tys);
  Ops[1] = Builder.CreateCall(F, Ops[1], "vld4");
  Ops[0] = Builder.CreateBitCast(Ops[0],
              llvm::PointerType::getUnqual(Ops[1]->getType()));
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld2_lane_v:
case NEON::BI__builtin_neon_vld2q_lane_v: {
  llvm::Type *Tys[2] = { VTy, Ops[1]->getType() };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld2lane, Tys);
  std::rotate(Ops.begin() + 1, Ops.begin() + 2, Ops.end());
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Ops[3] = Builder.CreateZExt(Ops[3], Int64Ty);
  Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld2_lane");
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld3_lane_v:
case NEON::BI__builtin_neon_vld3q_lane_v: {
  llvm::Type *Tys[2] = { VTy, Ops[1]->getType() };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld3lane, Tys);
  std::rotate(Ops.begin() + 1, Ops.begin() + 2, Ops.end());
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Ops[3] = Builder.CreateBitCast(Ops[3], Ty);
  Ops[4] = Builder.CreateZExt(Ops[4], Int64Ty);
  Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld3_lane");
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vld4_lane_v:
case NEON::BI__builtin_neon_vld4q_lane_v: {
  llvm::Type *Tys[2] = { VTy, Ops[1]->getType() };
  Function *F = CGM.getIntrinsic(Intrinsic::aarch64_neon_ld4lane, Tys);
  std::rotate(Ops.begin() + 1, Ops.begin() + 2, Ops.end());
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Ops[3] = Builder.CreateBitCast(Ops[3], Ty);
  Ops[4] = Builder.CreateBitCast(Ops[4], Ty);
  Ops[5] = Builder.CreateZExt(Ops[5], Int64Ty);
  Ops[1] = Builder.CreateCall(F, makeArrayRef(Ops).slice(1), "vld4_lane");
  Ty = llvm::PointerType::getUnqual(Ops[1]->getType());
  Ops[0] = Builder.CreateBitCast(Ops[0], Ty);
  return Builder.CreateDefaultAlignedStore(Ops[1], Ops[0]);
}
case NEON::BI__builtin_neon_vst2_v:
case NEON::BI__builtin_neon_vst2q_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  llvm::Type *Tys[2] = { VTy, Ops[2]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st2, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vst2_lane_v:
case NEON::BI__builtin_neon_vst2q_lane_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  Ops[2] = Builder.CreateZExt(Ops[2], Int64Ty);
  llvm::Type *Tys[2] = { VTy, Ops[3]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st2lane, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vst3_v:
case NEON::BI__builtin_neon_vst3q_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  llvm::Type *Tys[2] = { VTy, Ops[3]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st3, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vst3_lane_v:
case NEON::BI__builtin_neon_vst3q_lane_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  Ops[3] = Builder.CreateZExt(Ops[3], Int64Ty);
  llvm::Type *Tys[2] = { VTy, Ops[4]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st3lane, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vst4_v:
case NEON::BI__builtin_neon_vst4q_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  llvm::Type *Tys[2] = { VTy, Ops[4]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st4, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vst4_lane_v:
case NEON::BI__builtin_neon_vst4q_lane_v: {
  std::rotate(Ops.begin(), Ops.begin() + 1, Ops.end());
  Ops[4] = Builder.CreateZExt(Ops[4], Int64Ty);
  llvm::Type *Tys[2] = { VTy, Ops[5]->getType() };
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_st4lane, Tys),
                      Ops, "");
}
case NEON::BI__builtin_neon_vtrn_v:
case NEON::BI__builtin_neon_vtrnq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
      Indices.push_back(i+vi);
      Indices.push_back(i+e+vi);
    }
    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vtrn");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vuzp_v:
case NEON::BI__builtin_neon_vuzpq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; ++i)
      Indices.push_back(2*i+vi);

    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vuzp");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vzip_v:
case NEON::BI__builtin_neon_vzipq_v: {
  Ops[0] = Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));
  Ops[1] = Builder.CreateBitCast(Ops[1], Ty);
  Ops[2] = Builder.CreateBitCast(Ops[2], Ty);
  Value *SV = nullptr;

  for (unsigned vi = 0; vi != 2; ++vi) {
    SmallVector<int, 16> Indices;
    for (unsigned i = 0, e = VTy->getNumElements(); i != e; i += 2) {
      Indices.push_back((i + vi*e) >> 1);
      Indices.push_back(((i + vi*e) >> 1)+e);
    }
    Value *Addr = Builder.CreateConstInBoundsGEP1_32(Ty, Ops[0], vi);
    SV = Builder.CreateShuffleVector(Ops[1], Ops[2], Indices, "vzip");
    SV = Builder.CreateDefaultAlignedStore(SV, Addr);
  }
  return SV;
}
case NEON::BI__builtin_neon_vqtbl1q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl1, Ty),
                      Ops, "vtbl1");
}
case NEON::BI__builtin_neon_vqtbl2q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl2, Ty),
                      Ops, "vtbl2");
}
case NEON::BI__builtin_neon_vqtbl3q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl3, Ty),
                      Ops, "vtbl3");
}
case NEON::BI__builtin_neon_vqtbl4q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbl4, Ty),
                      Ops, "vtbl4");
}
case NEON::BI__builtin_neon_vqtbx1q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx1, Ty),
                      Ops, "vtbx1");
}
case NEON::BI__builtin_neon_vqtbx2q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx2, Ty),
                      Ops, "vtbx2");
}
case NEON::BI__builtin_neon_vqtbx3q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx3, Ty),
                      Ops, "vtbx3");
}
case NEON::BI__builtin_neon_vqtbx4q_v: {
  return EmitNeonCall(CGM.getIntrinsic(Intrinsic::aarch64_neon_tbx4, Ty),
                      Ops, "vtbx4");
}
case NEON::BI__builtin_neon_vsqadd_v:
case NEON::BI__builtin_neon_vsqaddq_v: {
  Int = Intrinsic::aarch64_neon_usqadd;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vsqadd");
}
case NEON::BI__builtin_neon_vuqadd_v:
case NEON::BI__builtin_neon_vuqaddq_v: {
  Int = Intrinsic::aarch64_neon_suqadd;
  return EmitNeonCall(CGM.getIntrinsic(Int, Ty), Ops, "vuqadd");
}
}
11648}

11650Value *CodeGenFunction::EmitBPFBuiltinExpr(unsigned BuiltinID,
                                         const CallExpr *E) {
assert((BuiltinID == BPF::BI__builtin_preserve_field_info ||((void)0)
        BuiltinID == BPF::BI__builtin_btf_type_id ||((void)0)
        BuiltinID == BPF::BI__builtin_preserve_type_info ||((void)0)
        BuiltinID == BPF::BI__builtin_preserve_enum_value) &&((void)0)
       "unexpected BPF builtin")((void)0);

// A sequence number, injected into IR builtin functions, to
// prevent CSE given the only difference of the funciton
// may just be the debuginfo metadata.
static uint32_t BuiltinSeqNum;

switch (BuiltinID) {
default:
  llvm_unreachable("Unexpected BPF builtin")__builtin_unreachable();
case BPF::BI__builtin_preserve_field_info: {
  const Expr *Arg = E->getArg(0);
  bool IsBitField = Arg->IgnoreParens()->getObjectKind() == OK_BitField;

  if (!getDebugInfo()) {
    CGM.Error(E->getExprLoc(),
              "using __builtin_preserve_field_info() without -g");
    return IsBitField ? EmitLValue(Arg).getBitFieldPointer()
                      : EmitLValue(Arg).getPointer(*this);
  }

  // Enable underlying preserve_*_access_index() generation.
  bool OldIsInPreservedAIRegion = IsInPreservedAIRegion;
  IsInPreservedAIRegion = true;
  Value *FieldAddr = IsBitField ? EmitLValue(Arg).getBitFieldPointer()
                                : EmitLValue(Arg).getPointer(*this);
  IsInPreservedAIRegion = OldIsInPreservedAIRegion;

  ConstantInt *C = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  Value *InfoKind = ConstantInt::get(Int64Ty, C->getSExtValue());

  // Built the IR for the preserve_field_info intrinsic.
  llvm::Function *FnGetFieldInfo = llvm::Intrinsic::getDeclaration(
      &CGM.getModule(), llvm::Intrinsic::bpf_preserve_field_info,
      {FieldAddr->getType()});
  return Builder.CreateCall(FnGetFieldInfo, {FieldAddr, InfoKind});
}
case BPF::BI__builtin_btf_type_id:
case BPF::BI__builtin_preserve_type_info: {
  if (!getDebugInfo()) {
    CGM.Error(E->getExprLoc(), "using builtin function without -g");
    return nullptr;
  }

  const Expr *Arg0 = E->getArg(0);
  llvm::DIType *DbgInfo = getDebugInfo()->getOrCreateStandaloneType(
      Arg0->getType(), Arg0->getExprLoc());

  ConstantInt *Flag = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  Value *FlagValue = ConstantInt::get(Int64Ty, Flag->getSExtValue());
  Value *SeqNumVal = ConstantInt::get(Int32Ty, BuiltinSeqNum++);

  llvm::Function *FnDecl;
  if (BuiltinID == BPF::BI__builtin_btf_type_id)
    FnDecl = llvm::Intrinsic::getDeclaration(
        &CGM.getModule(), llvm::Intrinsic::bpf_btf_type_id, {});
  else
    FnDecl = llvm::Intrinsic::getDeclaration(
        &CGM.getModule(), llvm::Intrinsic::bpf_preserve_type_info, {});
  CallInst *Fn = Builder.CreateCall(FnDecl, {SeqNumVal, FlagValue});
  Fn->setMetadata(LLVMContext::MD_preserve_access_index, DbgInfo);
  return Fn;
}
case BPF::BI__builtin_preserve_enum_value: {
  if (!getDebugInfo()) {
    CGM.Error(E->getExprLoc(), "using builtin function without -g");
    return nullptr;
  }

  const Expr *Arg0 = E->getArg(0);
  llvm::DIType *DbgInfo = getDebugInfo()->getOrCreateStandaloneType(
      Arg0->getType(), Arg0->getExprLoc());

  // Find enumerator
  const auto *UO = cast<UnaryOperator>(Arg0->IgnoreParens());
  const auto *CE = cast<CStyleCastExpr>(UO->getSubExpr());
  const auto *DR = cast<DeclRefExpr>(CE->getSubExpr());
  const auto *Enumerator = cast<EnumConstantDecl>(DR->getDecl());

  auto &InitVal = Enumerator->getInitVal();
  std::string InitValStr;
  if (InitVal.isNegative() || InitVal > uint64_t(INT64_MAX0x7fffffffffffffffLL))
    InitValStr = std::to_string(InitVal.getSExtValue());
  else
    InitValStr = std::to_string(InitVal.getZExtValue());
  std::string EnumStr = Enumerator->getNameAsString() + ":" + InitValStr;
  Value *EnumStrVal = Builder.CreateGlobalStringPtr(EnumStr);

  ConstantInt *Flag = cast<ConstantInt>(EmitScalarExpr(E->getArg(1)));
  Value *FlagValue = ConstantInt::get(Int64Ty, Flag->getSExtValue());
  Value *SeqNumVal = ConstantInt::get(Int32Ty, BuiltinSeqNum++);

  llvm::Function *IntrinsicFn = llvm::Intrinsic::getDeclaration(
      &CGM.getModule(), llvm::Intrinsic::bpf_preserve_enum_value, {});
  CallInst *Fn =
      Builder.CreateCall(IntrinsicFn, {SeqNumVal, EnumStrVal, FlagValue});
  Fn->setMetadata(LLVMContext::MD_preserve_access_index, DbgInfo);
  return Fn;
}
}
11756}

11758llvm::Value *CodeGenFunction::
11759BuildVector(ArrayRef<llvm::Value*> Ops) {
assert((Ops.size() & (Ops.size() - 1)) == 0 &&((void)0)
       "Not a power-of-two sized vector!")((void)0);
bool AllConstants = true;
for (unsigned i = 0, e = Ops.size(); i != e && AllConstants; ++i)
  AllConstants &= isa<Constant>(Ops[i]);

// If this is a constant vector, create a ConstantVector.
if (AllConstants) {
  SmallVector<llvm::Constant*, 16> CstOps;
  for (unsigned i = 0, e = Ops.size(); i != e; ++i)
    CstOps.push_back(cast<Constant>(Ops[i]));
  return llvm::ConstantVector::get(CstOps);
}

// Otherwise, insertelement the values to build the vector.
Value *Result = llvm::UndefValue::get(
    llvm::FixedVectorType::get(Ops[0]->getType(), Ops.size()));

for (unsigned i = 0, e = Ops.size(); i != e; ++i)
  Result = Builder.CreateInsertElement(Result, Ops[i], Builder.getInt32(i));

return Result;
11782}

11784// Convert the mask from an integer type to a vector of i1.
11785static Value *getMaskVecValue(CodeGenFunction &CGF, Value *Mask,
                            unsigned NumElts) {

auto *MaskTy = llvm::FixedVectorType::get(
    CGF.Builder.getInt1Ty(),
    cast<IntegerType>(Mask->getType())->getBitWidth());
Value *MaskVec = CGF.Builder.CreateBitCast(Mask, MaskTy);

// If we have less than 8 elements, then the starting mask was an i8 and
// we need to extract down to the right number of elements.
if (NumElts < 8) {
  int Indices[4];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i;
  MaskVec = CGF.Builder.CreateShuffleVector(MaskVec, MaskVec,
                                           makeArrayRef(Indices, NumElts),
                                           "extract");
}
return MaskVec;
11804}

11806static Value *EmitX86MaskedStore(CodeGenFunction &CGF, ArrayRef<Value *> Ops,
                               Align Alignment) {
// Cast the pointer to right type.
Value *Ptr = CGF.Builder.CreateBitCast(Ops[0],
                             llvm::PointerType::getUnqual(Ops[1]->getType()));

Value *MaskVec = getMaskVecValue(
    CGF, Ops[2],
    cast<llvm::FixedVectorType>(Ops[1]->getType())->getNumElements());

return CGF.Builder.CreateMaskedStore(Ops[1], Ptr, Alignment, MaskVec);
11817}

11819static Value *EmitX86MaskedLoad(CodeGenFunction &CGF, ArrayRef<Value *> Ops,
                              Align Alignment) {
// Cast the pointer to right type.
llvm::Type *Ty = Ops[1]->getType();
Value *Ptr =
    CGF.Builder.CreateBitCast(Ops[0], llvm::PointerType::getUnqual(Ty));

Value *MaskVec = getMaskVecValue(
    CGF, Ops[2], cast<llvm::FixedVectorType>(Ty)->getNumElements());

return CGF.Builder.CreateMaskedLoad(Ty, Ptr, Alignment, MaskVec, Ops[1]);
11830}

11832static Value *EmitX86ExpandLoad(CodeGenFunction &CGF,
                              ArrayRef<Value *> Ops) {
auto *ResultTy = cast<llvm::VectorType>(Ops[1]->getType());
llvm::Type *PtrTy = ResultTy->getElementType();

// Cast the pointer to element type.
Value *Ptr = CGF.Builder.CreateBitCast(Ops[0],
                                       llvm::PointerType::getUnqual(PtrTy));

Value *MaskVec = getMaskVecValue(
    CGF, Ops[2], cast<FixedVectorType>(ResultTy)->getNumElements());

llvm::Function *F = CGF.CGM.getIntrinsic(Intrinsic::masked_expandload,
                                         ResultTy);
return CGF.Builder.CreateCall(F, { Ptr, MaskVec, Ops[1] });
11847}

11849static Value *EmitX86CompressExpand(CodeGenFunction &CGF,
                                  ArrayRef<Value *> Ops,
                                  bool IsCompress) {
auto *ResultTy = cast<llvm::FixedVectorType>(Ops[1]->getType());

Value *MaskVec = getMaskVecValue(CGF, Ops[2], ResultTy->getNumElements());

Intrinsic::ID IID = IsCompress ? Intrinsic::x86_avx512_mask_compress
                               : Intrinsic::x86_avx512_mask_expand;
llvm::Function *F = CGF.CGM.getIntrinsic(IID, ResultTy);
return CGF.Builder.CreateCall(F, { Ops[0], Ops[1], MaskVec });
11860}

11862static Value *EmitX86CompressStore(CodeGenFunction &CGF,
                                 ArrayRef<Value *> Ops) {
auto *ResultTy = cast<llvm::FixedVectorType>(Ops[1]->getType());
llvm::Type *PtrTy = ResultTy->getElementType();

// Cast the pointer to element type.
Value *Ptr = CGF.Builder.CreateBitCast(Ops[0],
                                       llvm::PointerType::getUnqual(PtrTy));

Value *MaskVec = getMaskVecValue(CGF, Ops[2], ResultTy->getNumElements());

llvm::Function *F = CGF.CGM.getIntrinsic(Intrinsic::masked_compressstore,
                                         ResultTy);
return CGF.Builder.CreateCall(F, { Ops[1], Ptr, MaskVec });
11876}

11878static Value *EmitX86MaskLogic(CodeGenFunction &CGF, Instruction::BinaryOps Opc,
                            ArrayRef<Value *> Ops,
                            bool InvertLHS = false) {
unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
Value *LHS = getMaskVecValue(CGF, Ops[0], NumElts);
Value *RHS = getMaskVecValue(CGF, Ops[1], NumElts);

if (InvertLHS)
  LHS = CGF.Builder.CreateNot(LHS);

return CGF.Builder.CreateBitCast(CGF.Builder.CreateBinOp(Opc, LHS, RHS),
                                 Ops[0]->getType());
11890}

11892static Value *EmitX86FunnelShift(CodeGenFunction &CGF, Value *Op0, Value *Op1,
                               Value *Amt, bool IsRight) {
llvm::Type *Ty = Op0->getType();

// Amount may be scalar immediate, in which case create a splat vector.
// Funnel shifts amounts are treated as modulo and types are all power-of-2 so
// we only care about the lowest log2 bits anyway.
if (Amt->getType() != Ty) {
  unsigned NumElts = cast<llvm::FixedVectorType>(Ty)->getNumElements();
  Amt = CGF.Builder.CreateIntCast(Amt, Ty->getScalarType(), false);
  Amt = CGF.Builder.CreateVectorSplat(NumElts, Amt);
}

unsigned IID = IsRight ? Intrinsic::fshr : Intrinsic::fshl;
Function *F = CGF.CGM.getIntrinsic(IID, Ty);
return CGF.Builder.CreateCall(F, {Op0, Op1, Amt});
11908}

11910static Value *EmitX86vpcom(CodeGenFunction &CGF, ArrayRef<Value *> Ops,
                         bool IsSigned) {
Value *Op0 = Ops[0];
Value *Op1 = Ops[1];
llvm::Type *Ty = Op0->getType();
uint64_t Imm = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0x7;

CmpInst::Predicate Pred;
switch (Imm) {
case 0x0:
  Pred = IsSigned ? ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT;
  break;
case 0x1:
  Pred = IsSigned ? ICmpInst::ICMP_SLE : ICmpInst::ICMP_ULE;
  break;
case 0x2:
  Pred = IsSigned ? ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT;
  break;
case 0x3:
  Pred = IsSigned ? ICmpInst::ICMP_SGE : ICmpInst::ICMP_UGE;
  break;
case 0x4:
  Pred = ICmpInst::ICMP_EQ;
  break;
case 0x5:
  Pred = ICmpInst::ICMP_NE;
  break;
case 0x6:
  return llvm::Constant::getNullValue(Ty); // FALSE
case 0x7:
  return llvm::Constant::getAllOnesValue(Ty); // TRUE
default:
  llvm_unreachable("Unexpected XOP vpcom/vpcomu predicate")__builtin_unreachable();
}

Value *Cmp = CGF.Builder.CreateICmp(Pred, Op0, Op1);
Value *Res = CGF.Builder.CreateSExt(Cmp, Ty);
return Res;
11948}

11950static Value *EmitX86Select(CodeGenFunction &CGF,
                          Value *Mask, Value *Op0, Value *Op1) {

// If the mask is all ones just return first argument.
if (const auto *C = dyn_cast<Constant>(Mask))
  if (C->isAllOnesValue())
    return Op0;

Mask = getMaskVecValue(
    CGF, Mask, cast<llvm::FixedVectorType>(Op0->getType())->getNumElements());

return CGF.Builder.CreateSelect(Mask, Op0, Op1);
11962}

11964static Value *EmitX86ScalarSelect(CodeGenFunction &CGF,
                                Value *Mask, Value *Op0, Value *Op1) {
// If the mask is all ones just return first argument.
if (const auto *C = dyn_cast<Constant>(Mask))
  if (C->isAllOnesValue())
    return Op0;

auto *MaskTy = llvm::FixedVectorType::get(
    CGF.Builder.getInt1Ty(), Mask->getType()->getIntegerBitWidth());
Mask = CGF.Builder.CreateBitCast(Mask, MaskTy);
Mask = CGF.Builder.CreateExtractElement(Mask, (uint64_t)0);
return CGF.Builder.CreateSelect(Mask, Op0, Op1);
11976}

11978static Value *EmitX86MaskedCompareResult(CodeGenFunction &CGF, Value *Cmp,
                                       unsigned NumElts, Value *MaskIn) {
if (MaskIn) {
  const auto *C = dyn_cast<Constant>(MaskIn);
  if (!C || !C->isAllOnesValue())
    Cmp = CGF.Builder.CreateAnd(Cmp, getMaskVecValue(CGF, MaskIn, NumElts));
}

if (NumElts < 8) {
  int Indices[8];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i;
  for (unsigned i = NumElts; i != 8; ++i)
    Indices[i] = i % NumElts + NumElts;
  Cmp = CGF.Builder.CreateShuffleVector(
      Cmp, llvm::Constant::getNullValue(Cmp->getType()), Indices);
}

return CGF.Builder.CreateBitCast(Cmp,
                                 IntegerType::get(CGF.getLLVMContext(),
                                                  std::max(NumElts, 8U)));
11999}

12001static Value *EmitX86MaskedCompare(CodeGenFunction &CGF, unsigned CC,
                                 bool Signed, ArrayRef<Value *> Ops) {
assert((Ops.size() == 2 || Ops.size() == 4) &&((void)0)
       "Unexpected number of arguments")((void)0);
unsigned NumElts =
    cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
Value *Cmp;

if (CC == 3) {
  Cmp = Constant::getNullValue(
      llvm::FixedVectorType::get(CGF.Builder.getInt1Ty(), NumElts));
} else if (CC == 7) {
  Cmp = Constant::getAllOnesValue(
      llvm::FixedVectorType::get(CGF.Builder.getInt1Ty(), NumElts));
} else {
  ICmpInst::Predicate Pred;
  switch (CC) {
  default: llvm_unreachable("Unknown condition code")__builtin_unreachable();
  case 0: Pred = ICmpInst::ICMP_EQ;  break;
  case 1: Pred = Signed ? ICmpInst::ICMP_SLT : ICmpInst::ICMP_ULT; break;
  case 2: Pred = Signed ? ICmpInst::ICMP_SLE : ICmpInst::ICMP_ULE; break;
  case 4: Pred = ICmpInst::ICMP_NE;  break;
  case 5: Pred = Signed ? ICmpInst::ICMP_SGE : ICmpInst::ICMP_UGE; break;
  case 6: Pred = Signed ? ICmpInst::ICMP_SGT : ICmpInst::ICMP_UGT; break;
  }
  Cmp = CGF.Builder.CreateICmp(Pred, Ops[0], Ops[1]);
}

Value *MaskIn = nullptr;
if (Ops.size() == 4)
  MaskIn = Ops[3];

return EmitX86MaskedCompareResult(CGF, Cmp, NumElts, MaskIn);
12034}

12036static Value *EmitX86ConvertToMask(CodeGenFunction &CGF, Value *In) {
Value *Zero = Constant::getNullValue(In->getType());
return EmitX86MaskedCompare(CGF, 1, true, { In, Zero });
12039}

12041static Value *EmitX86ConvertIntToFp(CodeGenFunction &CGF, const CallExpr *E,
                                  ArrayRef<Value *> Ops, bool IsSigned) {
unsigned Rnd = cast<llvm::ConstantInt>(Ops[3])->getZExtValue();
llvm::Type *Ty = Ops[1]->getType();

Value *Res;
if (Rnd != 4) {
  Intrinsic::ID IID = IsSigned ? Intrinsic::x86_avx512_sitofp_round
                               : Intrinsic::x86_avx512_uitofp_round;
  Function *F = CGF.CGM.getIntrinsic(IID, { Ty, Ops[0]->getType() });
  Res = CGF.Builder.CreateCall(F, { Ops[0], Ops[3] });
} else {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Res = IsSigned ? CGF.Builder.CreateSIToFP(Ops[0], Ty)
                 : CGF.Builder.CreateUIToFP(Ops[0], Ty);
}

return EmitX86Select(CGF, Ops[2], Res, Ops[1]);
12059}

12061// Lowers X86 FMA intrinsics to IR.
12062static Value *EmitX86FMAExpr(CodeGenFunction &CGF, const CallExpr *E,
                           ArrayRef<Value *> Ops, unsigned BuiltinID,
                           bool IsAddSub) {

bool Subtract = false;
Intrinsic::ID IID = Intrinsic::not_intrinsic;
switch (BuiltinID) {
default: break;
case clang::X86::BI__builtin_ia32_vfmsubps512_mask3:
  Subtract = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case clang::X86::BI__builtin_ia32_vfmaddps512_mask:
case clang::X86::BI__builtin_ia32_vfmaddps512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddps512_mask3:
  IID = llvm::Intrinsic::x86_avx512_vfmadd_ps_512; break;
case clang::X86::BI__builtin_ia32_vfmsubpd512_mask3:
  Subtract = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case clang::X86::BI__builtin_ia32_vfmaddpd512_mask:
case clang::X86::BI__builtin_ia32_vfmaddpd512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddpd512_mask3:
  IID = llvm::Intrinsic::x86_avx512_vfmadd_pd_512; break;
case clang::X86::BI__builtin_ia32_vfmsubaddps512_mask3:
  Subtract = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case clang::X86::BI__builtin_ia32_vfmaddsubps512_mask:
case clang::X86::BI__builtin_ia32_vfmaddsubps512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddsubps512_mask3:
  IID = llvm::Intrinsic::x86_avx512_vfmaddsub_ps_512;
  break;
case clang::X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
  Subtract = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_mask:
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
  IID = llvm::Intrinsic::x86_avx512_vfmaddsub_pd_512;
  break;
}

Value *A = Ops[0];
Value *B = Ops[1];
Value *C = Ops[2];

if (Subtract)
  C = CGF.Builder.CreateFNeg(C);

Value *Res;

// Only handle in case of _MM_FROUND_CUR_DIRECTION/4 (no rounding).
if (IID != Intrinsic::not_intrinsic &&
    (cast<llvm::ConstantInt>(Ops.back())->getZExtValue() != (uint64_t)4 ||
     IsAddSub)) {
  Function *Intr = CGF.CGM.getIntrinsic(IID);
  Res = CGF.Builder.CreateCall(Intr, {A, B, C, Ops.back() });
} else {
  llvm::Type *Ty = A->getType();
  Function *FMA;
  if (CGF.Builder.getIsFPConstrained()) {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
    FMA = CGF.CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, Ty);
    Res = CGF.Builder.CreateConstrainedFPCall(FMA, {A, B, C});
  } else {
    FMA = CGF.CGM.getIntrinsic(Intrinsic::fma, Ty);
    Res = CGF.Builder.CreateCall(FMA, {A, B, C});
  }
}

// Handle any required masking.
Value *MaskFalseVal = nullptr;
switch (BuiltinID) {
case clang::X86::BI__builtin_ia32_vfmaddps512_mask:
case clang::X86::BI__builtin_ia32_vfmaddpd512_mask:
case clang::X86::BI__builtin_ia32_vfmaddsubps512_mask:
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_mask:
  MaskFalseVal = Ops[0];
  break;
case clang::X86::BI__builtin_ia32_vfmaddps512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddpd512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddsubps512_maskz:
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
  MaskFalseVal = Constant::getNullValue(Ops[0]->getType());
  break;
case clang::X86::BI__builtin_ia32_vfmsubps512_mask3:
case clang::X86::BI__builtin_ia32_vfmaddps512_mask3:
case clang::X86::BI__builtin_ia32_vfmsubpd512_mask3:
case clang::X86::BI__builtin_ia32_vfmaddpd512_mask3:
case clang::X86::BI__builtin_ia32_vfmsubaddps512_mask3:
case clang::X86::BI__builtin_ia32_vfmaddsubps512_mask3:
case clang::X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
case clang::X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
  MaskFalseVal = Ops[2];
  break;
}

if (MaskFalseVal)
  return EmitX86Select(CGF, Ops[3], Res, MaskFalseVal);

return Res;
12161}

12163static Value *EmitScalarFMAExpr(CodeGenFunction &CGF, const CallExpr *E,
                              MutableArrayRef<Value *> Ops, Value *Upper,
                              bool ZeroMask = false, unsigned PTIdx = 0,
                              bool NegAcc = false) {
unsigned Rnd = 4;
if (Ops.size() > 4)
  Rnd = cast<llvm::ConstantInt>(Ops[4])->getZExtValue();

if (NegAcc)
  Ops[2] = CGF.Builder.CreateFNeg(Ops[2]);

Ops[0] = CGF.Builder.CreateExtractElement(Ops[0], (uint64_t)0);
Ops[1] = CGF.Builder.CreateExtractElement(Ops[1], (uint64_t)0);
Ops[2] = CGF.Builder.CreateExtractElement(Ops[2], (uint64_t)0);
Value *Res;
if (Rnd != 4) {
  Intrinsic::ID IID = Ops[0]->getType()->getPrimitiveSizeInBits() == 32 ?
                      Intrinsic::x86_avx512_vfmadd_f32 :
                      Intrinsic::x86_avx512_vfmadd_f64;
  Res = CGF.Builder.CreateCall(CGF.CGM.getIntrinsic(IID),
                               {Ops[0], Ops[1], Ops[2], Ops[4]});
} else if (CGF.Builder.getIsFPConstrained()) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(CGF, E);
  Function *FMA = CGF.CGM.getIntrinsic(
      Intrinsic::experimental_constrained_fma, Ops[0]->getType());
  Res = CGF.Builder.CreateConstrainedFPCall(FMA, Ops.slice(0, 3));
} else {
  Function *FMA = CGF.CGM.getIntrinsic(Intrinsic::fma, Ops[0]->getType());
  Res = CGF.Builder.CreateCall(FMA, Ops.slice(0, 3));
}
// If we have more than 3 arguments, we need to do masking.
if (Ops.size() > 3) {
  Value *PassThru = ZeroMask ? Constant::getNullValue(Res->getType())
                             : Ops[PTIdx];

  // If we negated the accumulator and the its the PassThru value we need to
  // bypass the negate. Conveniently Upper should be the same thing in this
  // case.
  if (NegAcc && PTIdx == 2)
    PassThru = CGF.Builder.CreateExtractElement(Upper, (uint64_t)0);

  Res = EmitX86ScalarSelect(CGF, Ops[3], Res, PassThru);
}
return CGF.Builder.CreateInsertElement(Upper, Res, (uint64_t)0);
12207}

12209static Value *EmitX86Muldq(CodeGenFunction &CGF, bool IsSigned,
                         ArrayRef<Value *> Ops) {
llvm::Type *Ty = Ops[0]->getType();
// Arguments have a vXi32 type so cast to vXi64.
Ty = llvm::FixedVectorType::get(CGF.Int64Ty,
                                Ty->getPrimitiveSizeInBits() / 64);
Value *LHS = CGF.Builder.CreateBitCast(Ops[0], Ty);
Value *RHS = CGF.Builder.CreateBitCast(Ops[1], Ty);

if (IsSigned) {
  // Shift left then arithmetic shift right.
  Constant *ShiftAmt = ConstantInt::get(Ty, 32);
  LHS = CGF.Builder.CreateShl(LHS, ShiftAmt);
  LHS = CGF.Builder.CreateAShr(LHS, ShiftAmt);
  RHS = CGF.Builder.CreateShl(RHS, ShiftAmt);
  RHS = CGF.Builder.CreateAShr(RHS, ShiftAmt);
} else {
  // Clear the upper bits.
  Constant *Mask = ConstantInt::get(Ty, 0xffffffff);
  LHS = CGF.Builder.CreateAnd(LHS, Mask);
  RHS = CGF.Builder.CreateAnd(RHS, Mask);
}

return CGF.Builder.CreateMul(LHS, RHS);
12233}

12235// Emit a masked pternlog intrinsic. This only exists because the header has to
12236// use a macro and we aren't able to pass the input argument to a pternlog
12237// builtin and a select builtin without evaluating it twice.
12238static Value *EmitX86Ternlog(CodeGenFunction &CGF, bool ZeroMask,
                           ArrayRef<Value *> Ops) {
llvm::Type *Ty = Ops[0]->getType();

unsigned VecWidth = Ty->getPrimitiveSizeInBits();
unsigned EltWidth = Ty->getScalarSizeInBits();
Intrinsic::ID IID;
if (VecWidth == 128 && EltWidth == 32)
  IID = Intrinsic::x86_avx512_pternlog_d_128;
else if (VecWidth == 256 && EltWidth == 32)
  IID = Intrinsic::x86_avx512_pternlog_d_256;
else if (VecWidth == 512 && EltWidth == 32)
  IID = Intrinsic::x86_avx512_pternlog_d_512;
else if (VecWidth == 128 && EltWidth == 64)
  IID = Intrinsic::x86_avx512_pternlog_q_128;
else if (VecWidth == 256 && EltWidth == 64)
  IID = Intrinsic::x86_avx512_pternlog_q_256;
else if (VecWidth == 512 && EltWidth == 64)
  IID = Intrinsic::x86_avx512_pternlog_q_512;
else
  llvm_unreachable("Unexpected intrinsic")__builtin_unreachable();

Value *Ternlog = CGF.Builder.CreateCall(CGF.CGM.getIntrinsic(IID),
                                        Ops.drop_back());
Value *PassThru = ZeroMask ? ConstantAggregateZero::get(Ty) : Ops[0];
return EmitX86Select(CGF, Ops[4], Ternlog, PassThru);
12264}

12266static Value *EmitX86SExtMask(CodeGenFunction &CGF, Value *Op,
                            llvm::Type *DstTy) {
unsigned NumberOfElements =
    cast<llvm::FixedVectorType>(DstTy)->getNumElements();
Value *Mask = getMaskVecValue(CGF, Op, NumberOfElements);
return CGF.Builder.CreateSExt(Mask, DstTy, "vpmovm2");
12272}

12274// Emit binary intrinsic with the same type used in result/args.
12275static Value *EmitX86BinaryIntrinsic(CodeGenFunction &CGF,
                                   ArrayRef<Value *> Ops, Intrinsic::ID IID) {
llvm::Function *F = CGF.CGM.getIntrinsic(IID, Ops[0]->getType());
return CGF.Builder.CreateCall(F, {Ops[0], Ops[1]});
12279}

12281Value *CodeGenFunction::EmitX86CpuIs(const CallExpr *E) {
const Expr *CPUExpr = E->getArg(0)->IgnoreParenCasts();
StringRef CPUStr = cast<clang::StringLiteral>(CPUExpr)->getString();
return EmitX86CpuIs(CPUStr);
12285}

12287// Convert F16 halfs to floats.
12288static Value *EmitX86CvtF16ToFloatExpr(CodeGenFunction &CGF,
                                     ArrayRef<Value *> Ops,
                                     llvm::Type *DstTy) {
assert((Ops.size() == 1 || Ops.size() == 3 || Ops.size() == 4) &&((void)0)
       "Unknown cvtph2ps intrinsic")((void)0);

// If the SAE intrinsic doesn't use default rounding then we can't upgrade.
if (Ops.size() == 4 && cast<llvm::ConstantInt>(Ops[3])->getZExtValue() != 4) {
  Function *F =
      CGF.CGM.getIntrinsic(Intrinsic::x86_avx512_mask_vcvtph2ps_512);
  return CGF.Builder.CreateCall(F, {Ops[0], Ops[1], Ops[2], Ops[3]});
}

unsigned NumDstElts = cast<llvm::FixedVectorType>(DstTy)->getNumElements();
Value *Src = Ops[0];

// Extract the subvector.
if (NumDstElts !=
    cast<llvm::FixedVectorType>(Src->getType())->getNumElements()) {
  assert(NumDstElts == 4 && "Unexpected vector size")((void)0);
  Src = CGF.Builder.CreateShuffleVector(Src, ArrayRef<int>{0, 1, 2, 3});
}

// Bitcast from vXi16 to vXf16.
auto *HalfTy = llvm::FixedVectorType::get(
    llvm::Type::getHalfTy(CGF.getLLVMContext()), NumDstElts);
Src = CGF.Builder.CreateBitCast(Src, HalfTy);

// Perform the fp-extension.
Value *Res = CGF.Builder.CreateFPExt(Src, DstTy, "cvtph2ps");

if (Ops.size() >= 3)
  Res = EmitX86Select(CGF, Ops[2], Res, Ops[1]);
return Res;
12322}

12324// Convert a BF16 to a float.
12325static Value *EmitX86CvtBF16ToFloatExpr(CodeGenFunction &CGF,
                                      const CallExpr *E,
                                      ArrayRef<Value *> Ops) {
llvm::Type *Int32Ty = CGF.Builder.getInt32Ty();
Value *ZeroExt = CGF.Builder.CreateZExt(Ops[0], Int32Ty);
Value *Shl = CGF.Builder.CreateShl(ZeroExt, 16);
llvm::Type *ResultType = CGF.ConvertType(E->getType());
Value *BitCast = CGF.Builder.CreateBitCast(Shl, ResultType);
return BitCast;
12334}

12336Value *CodeGenFunction::EmitX86CpuIs(StringRef CPUStr) {

llvm::Type *Int32Ty = Builder.getInt32Ty();

// Matching the struct layout from the compiler-rt/libgcc structure that is
// filled in:
// unsigned int __cpu_vendor;
// unsigned int __cpu_type;
// unsigned int __cpu_subtype;
// unsigned int __cpu_features[1];
llvm::Type *STy = llvm::StructType::get(Int32Ty, Int32Ty, Int32Ty,
                                        llvm::ArrayType::get(Int32Ty, 1));

// Grab the global __cpu_model.
llvm::Constant *CpuModel = CGM.CreateRuntimeVariable(STy, "__cpu_model");
cast<llvm::GlobalValue>(CpuModel)->setDSOLocal(true);

// Calculate the index needed to access the correct field based on the
// range. Also adjust the expected value.
unsigned Index;
unsigned Value;
std::tie(Index, Value) = StringSwitch<std::pair<unsigned, unsigned>>(CPUStr)
12358#define X86_VENDOR(ENUM, STRING)                                               \
.Case(STRING, {0u, static_cast<unsigned>(llvm::X86::ENUM)})
12360#define X86_CPU_TYPE_ALIAS(ENUM, ALIAS)                                        \
.Case(ALIAS, {1u, static_cast<unsigned>(llvm::X86::ENUM)})
12362#define X86_CPU_TYPE(ENUM, STR)                                                \
.Case(STR, {1u, static_cast<unsigned>(llvm::X86::ENUM)})
12364#define X86_CPU_SUBTYPE(ENUM, STR)                                             \
.Case(STR, {2u, static_cast<unsigned>(llvm::X86::ENUM)})
12366#include "llvm/Support/X86TargetParser.def"
                             .Default({0, 0});
assert(Value != 0 && "Invalid CPUStr passed to CpuIs")((void)0);

// Grab the appropriate field from __cpu_model.
llvm::Value *Idxs[] = {ConstantInt::get(Int32Ty, 0),
                       ConstantInt::get(Int32Ty, Index)};
llvm::Value *CpuValue = Builder.CreateGEP(STy, CpuModel, Idxs);
CpuValue = Builder.CreateAlignedLoad(Int32Ty, CpuValue,
                                     CharUnits::fromQuantity(4));

// Check the value of the field against the requested value.
return Builder.CreateICmpEQ(CpuValue,
                                llvm::ConstantInt::get(Int32Ty, Value));
12380}

12382Value *CodeGenFunction::EmitX86CpuSupports(const CallExpr *E) {
const Expr *FeatureExpr = E->getArg(0)->IgnoreParenCasts();
StringRef FeatureStr = cast<StringLiteral>(FeatureExpr)->getString();
return EmitX86CpuSupports(FeatureStr);
12386}

12388uint64_t
12389CodeGenFunction::GetX86CpuSupportsMask(ArrayRef<StringRef> FeatureStrs) {
// Processor features and mapping to processor feature value.
uint64_t FeaturesMask = 0;
for (const StringRef &FeatureStr : FeatureStrs) {
  unsigned Feature =
      StringSwitch<unsigned>(FeatureStr)
12395#define X86_FEATURE_COMPAT(ENUM, STR) .Case(STR, llvm::X86::FEATURE_##ENUM)
12396#include "llvm/Support/X86TargetParser.def"
      ;
  FeaturesMask |= (1ULL << Feature);
}
return FeaturesMask;
12401}

12403Value *CodeGenFunction::EmitX86CpuSupports(ArrayRef<StringRef> FeatureStrs) {
return EmitX86CpuSupports(GetX86CpuSupportsMask(FeatureStrs));
12405}

12407llvm::Value *CodeGenFunction::EmitX86CpuSupports(uint64_t FeaturesMask) {
uint32_t Features1 = Lo_32(FeaturesMask);
uint32_t Features2 = Hi_32(FeaturesMask);

Value *Result = Builder.getTrue();

if (Features1 != 0) {
  // Matching the struct layout from the compiler-rt/libgcc structure that is
  // filled in:
  // unsigned int __cpu_vendor;
  // unsigned int __cpu_type;
  // unsigned int __cpu_subtype;
  // unsigned int __cpu_features[1];
  llvm::Type *STy = llvm::StructType::get(Int32Ty, Int32Ty, Int32Ty,
                                          llvm::ArrayType::get(Int32Ty, 1));

  // Grab the global __cpu_model.
  llvm::Constant *CpuModel = CGM.CreateRuntimeVariable(STy, "__cpu_model");
  cast<llvm::GlobalValue>(CpuModel)->setDSOLocal(true);

  // Grab the first (0th) element from the field __cpu_features off of the
  // global in the struct STy.
  Value *Idxs[] = {Builder.getInt32(0), Builder.getInt32(3),
                   Builder.getInt32(0)};
  Value *CpuFeatures = Builder.CreateGEP(STy, CpuModel, Idxs);
  Value *Features = Builder.CreateAlignedLoad(Int32Ty, CpuFeatures,
                                              CharUnits::fromQuantity(4));

  // Check the value of the bit corresponding to the feature requested.
  Value *Mask = Builder.getInt32(Features1);
  Value *Bitset = Builder.CreateAnd(Features, Mask);
  Value *Cmp = Builder.CreateICmpEQ(Bitset, Mask);
  Result = Builder.CreateAnd(Result, Cmp);
}

if (Features2 != 0) {
  llvm::Constant *CpuFeatures2 = CGM.CreateRuntimeVariable(Int32Ty,
                                                           "__cpu_features2");
  cast<llvm::GlobalValue>(CpuFeatures2)->setDSOLocal(true);

  Value *Features = Builder.CreateAlignedLoad(Int32Ty, CpuFeatures2,
                                              CharUnits::fromQuantity(4));

  // Check the value of the bit corresponding to the feature requested.
  Value *Mask = Builder.getInt32(Features2);
  Value *Bitset = Builder.CreateAnd(Features, Mask);
  Value *Cmp = Builder.CreateICmpEQ(Bitset, Mask);
  Result = Builder.CreateAnd(Result, Cmp);
}

return Result;
12458}

12460Value *CodeGenFunction::EmitX86CpuInit() {
llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy,
                                                  /*Variadic*/ false);
llvm::FunctionCallee Func =
    CGM.CreateRuntimeFunction(FTy, "__cpu_indicator_init");
cast<llvm::GlobalValue>(Func.getCallee())->setDSOLocal(true);
cast<llvm::GlobalValue>(Func.getCallee())
    ->setDLLStorageClass(llvm::GlobalValue::DefaultStorageClass);
return Builder.CreateCall(Func);
12469}

12471Value *CodeGenFunction::EmitX86BuiltinExpr(unsigned BuiltinID,
                                         const CallExpr *E) {
if (BuiltinID == X86::BI__builtin_cpu_is)
  return EmitX86CpuIs(E);
if (BuiltinID == X86::BI__builtin_cpu_supports)
  return EmitX86CpuSupports(E);
if (BuiltinID == X86::BI__builtin_cpu_init)
  return EmitX86CpuInit();

// Handle MSVC intrinsics before argument evaluation to prevent double
// evaluation.
if (Optional<MSVCIntrin> MsvcIntId = translateX86ToMsvcIntrin(BuiltinID))
  return EmitMSVCBuiltinExpr(*MsvcIntId, E);

SmallVector<Value*, 4> Ops;
bool IsMaskFCmp = false;

// Find out if any arguments are required to be integer constant expressions.
unsigned ICEArguments = 0;
ASTContext::GetBuiltinTypeError Error;
getContext().GetBuiltinType(BuiltinID, Error, &ICEArguments);
assert(Error == ASTContext::GE_None && "Should not codegen an error")((void)0);

for (unsigned i = 0, e = E->getNumArgs(); i != e; i++) {
  // If this is a normal argument, just emit it as a scalar.
  if ((ICEArguments & (1 << i)) == 0) {
    Ops.push_back(EmitScalarExpr(E->getArg(i)));
    continue;
  }

  // If this is required to be a constant, constant fold it so that we know
  // that the generated intrinsic gets a ConstantInt.
  Ops.push_back(llvm::ConstantInt::get(
      getLLVMContext(), *E->getArg(i)->getIntegerConstantExpr(getContext())));
}

// These exist so that the builtin that takes an immediate can be bounds
// checked by clang to avoid passing bad immediates to the backend. Since
// AVX has a larger immediate than SSE we would need separate builtins to
// do the different bounds checking. Rather than create a clang specific
// SSE only builtin, this implements eight separate builtins to match gcc
// implementation.
auto getCmpIntrinsicCall = [this, &Ops](Intrinsic::ID ID, unsigned Imm) {
  Ops.push_back(llvm::ConstantInt::get(Int8Ty, Imm));
  llvm::Function *F = CGM.getIntrinsic(ID);
  return Builder.CreateCall(F, Ops);
};

// For the vector forms of FP comparisons, translate the builtins directly to
// IR.
// TODO: The builtins could be removed if the SSE header files used vector
// extension comparisons directly (vector ordered/unordered may need
// additional support via __builtin_isnan()).
auto getVectorFCmpIR = [this, &Ops, E](CmpInst::Predicate Pred,
                                       bool IsSignaling) {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  Value *Cmp;
  if (IsSignaling)
    Cmp = Builder.CreateFCmpS(Pred, Ops[0], Ops[1]);
  else
    Cmp = Builder.CreateFCmp(Pred, Ops[0], Ops[1]);
  llvm::VectorType *FPVecTy = cast<llvm::VectorType>(Ops[0]->getType());
  llvm::VectorType *IntVecTy = llvm::VectorType::getInteger(FPVecTy);
  Value *Sext = Builder.CreateSExt(Cmp, IntVecTy);
  return Builder.CreateBitCast(Sext, FPVecTy);
};

switch (BuiltinID) {
default: return nullptr;
case X86::BI_mm_prefetch: {
  Value *Address = Ops[0];
  ConstantInt *C = cast<ConstantInt>(Ops[1]);
  Value *RW = ConstantInt::get(Int32Ty, (C->getZExtValue() >> 2) & 0x1);
  Value *Locality = ConstantInt::get(Int32Ty, C->getZExtValue() & 0x3);
  Value *Data = ConstantInt::get(Int32Ty, 1);
  Function *F = CGM.getIntrinsic(Intrinsic::prefetch, Address->getType());
  return Builder.CreateCall(F, {Address, RW, Locality, Data});
}
case X86::BI_mm_clflush: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse2_clflush),
                            Ops[0]);
}
case X86::BI_mm_lfence: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse2_lfence));
}
case X86::BI_mm_mfence: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse2_mfence));
}
case X86::BI_mm_sfence: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_sfence));
}
case X86::BI_mm_pause: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse2_pause));
}
case X86::BI__rdtsc: {
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_rdtsc));
}
case X86::BI__builtin_ia32_rdtscp: {
  Value *Call = Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_rdtscp));
  Builder.CreateDefaultAlignedStore(Builder.CreateExtractValue(Call, 1),
                                    Ops[0]);
  return Builder.CreateExtractValue(Call, 0);
}
case X86::BI__builtin_ia32_lzcnt_u16:
case X86::BI__builtin_ia32_lzcnt_u32:
case X86::BI__builtin_ia32_lzcnt_u64: {
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0], Builder.getInt1(false)});
}
case X86::BI__builtin_ia32_tzcnt_u16:
case X86::BI__builtin_ia32_tzcnt_u32:
case X86::BI__builtin_ia32_tzcnt_u64: {
  Function *F = CGM.getIntrinsic(Intrinsic::cttz, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0], Builder.getInt1(false)});
}
case X86::BI__builtin_ia32_undef128:
case X86::BI__builtin_ia32_undef256:
case X86::BI__builtin_ia32_undef512:
  // The x86 definition of "undef" is not the same as the LLVM definition
  // (PR32176). We leave optimizing away an unnecessary zero constant to the
  // IR optimizer and backend.
  // TODO: If we had a "freeze" IR instruction to generate a fixed undef
  // value, we should use that here instead of a zero.
  return llvm::Constant::getNullValue(ConvertType(E->getType()));
case X86::BI__builtin_ia32_vec_init_v8qi:
case X86::BI__builtin_ia32_vec_init_v4hi:
case X86::BI__builtin_ia32_vec_init_v2si:
  return Builder.CreateBitCast(BuildVector(Ops),
                               llvm::Type::getX86_MMXTy(getLLVMContext()));
case X86::BI__builtin_ia32_vec_ext_v2si:
case X86::BI__builtin_ia32_vec_ext_v16qi:
case X86::BI__builtin_ia32_vec_ext_v8hi:
case X86::BI__builtin_ia32_vec_ext_v4si:
case X86::BI__builtin_ia32_vec_ext_v4sf:
case X86::BI__builtin_ia32_vec_ext_v2di:
case X86::BI__builtin_ia32_vec_ext_v32qi:
case X86::BI__builtin_ia32_vec_ext_v16hi:
case X86::BI__builtin_ia32_vec_ext_v8si:
case X86::BI__builtin_ia32_vec_ext_v4di: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  uint64_t Index = cast<ConstantInt>(Ops[1])->getZExtValue();
  Index &= NumElts - 1;
  // These builtins exist so we can ensure the index is an ICE and in range.
  // Otherwise we could just do this in the header file.
  return Builder.CreateExtractElement(Ops[0], Index);
}
case X86::BI__builtin_ia32_vec_set_v16qi:
case X86::BI__builtin_ia32_vec_set_v8hi:
case X86::BI__builtin_ia32_vec_set_v4si:
case X86::BI__builtin_ia32_vec_set_v2di:
case X86::BI__builtin_ia32_vec_set_v32qi:
case X86::BI__builtin_ia32_vec_set_v16hi:
case X86::BI__builtin_ia32_vec_set_v8si:
case X86::BI__builtin_ia32_vec_set_v4di: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  unsigned Index = cast<ConstantInt>(Ops[2])->getZExtValue();
  Index &= NumElts - 1;
  // These builtins exist so we can ensure the index is an ICE and in range.
  // Otherwise we could just do this in the header file.
  return Builder.CreateInsertElement(Ops[0], Ops[1], Index);
}
case X86::BI_mm_setcsr:
case X86::BI__builtin_ia32_ldmxcsr: {
  Address Tmp = CreateMemTemp(E->getArg(0)->getType());
  Builder.CreateStore(Ops[0], Tmp);
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_ldmxcsr),
                        Builder.CreateBitCast(Tmp.getPointer(), Int8PtrTy));
}
case X86::BI_mm_getcsr:
case X86::BI__builtin_ia32_stmxcsr: {
  Address Tmp = CreateMemTemp(E->getType());
  Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_sse_stmxcsr),
                     Builder.CreateBitCast(Tmp.getPointer(), Int8PtrTy));
  return Builder.CreateLoad(Tmp, "stmxcsr");
}
case X86::BI__builtin_ia32_xsave:
case X86::BI__builtin_ia32_xsave64:
case X86::BI__builtin_ia32_xrstor:
case X86::BI__builtin_ia32_xrstor64:
case X86::BI__builtin_ia32_xsaveopt:
case X86::BI__builtin_ia32_xsaveopt64:
case X86::BI__builtin_ia32_xrstors:
case X86::BI__builtin_ia32_xrstors64:
case X86::BI__builtin_ia32_xsavec:
case X86::BI__builtin_ia32_xsavec64:
case X86::BI__builtin_ia32_xsaves:
case X86::BI__builtin_ia32_xsaves64:
case X86::BI__builtin_ia32_xsetbv:
case X86::BI_xsetbv: {
  Intrinsic::ID ID;
12663#define INTRINSIC_X86_XSAVE_ID(NAME) \
  case X86::BI__builtin_ia32_##NAME: \
    ID = Intrinsic::x86_##NAME; \
    break
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  INTRINSIC_X86_XSAVE_ID(xsave);
  INTRINSIC_X86_XSAVE_ID(xsave64);
  INTRINSIC_X86_XSAVE_ID(xrstor);
  INTRINSIC_X86_XSAVE_ID(xrstor64);
  INTRINSIC_X86_XSAVE_ID(xsaveopt);
  INTRINSIC_X86_XSAVE_ID(xsaveopt64);
  INTRINSIC_X86_XSAVE_ID(xrstors);
  INTRINSIC_X86_XSAVE_ID(xrstors64);
  INTRINSIC_X86_XSAVE_ID(xsavec);
  INTRINSIC_X86_XSAVE_ID(xsavec64);
  INTRINSIC_X86_XSAVE_ID(xsaves);
  INTRINSIC_X86_XSAVE_ID(xsaves64);
  INTRINSIC_X86_XSAVE_ID(xsetbv);
  case X86::BI_xsetbv:
    ID = Intrinsic::x86_xsetbv;
    break;
  }
12686#undef INTRINSIC_X86_XSAVE_ID
  Value *Mhi = Builder.CreateTrunc(
    Builder.CreateLShr(Ops[1], ConstantInt::get(Int64Ty, 32)), Int32Ty);
  Value *Mlo = Builder.CreateTrunc(Ops[1], Int32Ty);
  Ops[1] = Mhi;
  Ops.push_back(Mlo);
  return Builder.CreateCall(CGM.getIntrinsic(ID), Ops);
}
case X86::BI__builtin_ia32_xgetbv:
case X86::BI_xgetbv:
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::x86_xgetbv), Ops);
case X86::BI__builtin_ia32_storedqudi128_mask:
case X86::BI__builtin_ia32_storedqusi128_mask:
case X86::BI__builtin_ia32_storedquhi128_mask:
case X86::BI__builtin_ia32_storedquqi128_mask:
case X86::BI__builtin_ia32_storeupd128_mask:
case X86::BI__builtin_ia32_storeups128_mask:
case X86::BI__builtin_ia32_storedqudi256_mask:
case X86::BI__builtin_ia32_storedqusi256_mask:
case X86::BI__builtin_ia32_storedquhi256_mask:
case X86::BI__builtin_ia32_storedquqi256_mask:
case X86::BI__builtin_ia32_storeupd256_mask:
case X86::BI__builtin_ia32_storeups256_mask:
case X86::BI__builtin_ia32_storedqudi512_mask:
case X86::BI__builtin_ia32_storedqusi512_mask:
case X86::BI__builtin_ia32_storedquhi512_mask:
case X86::BI__builtin_ia32_storedquqi512_mask:
case X86::BI__builtin_ia32_storeupd512_mask:
case X86::BI__builtin_ia32_storeups512_mask:
  return EmitX86MaskedStore(*this, Ops, Align(1));

case X86::BI__builtin_ia32_storess128_mask:
case X86::BI__builtin_ia32_storesd128_mask:
  return EmitX86MaskedStore(*this, Ops, Align(1));

case X86::BI__builtin_ia32_vpopcntb_128:
case X86::BI__builtin_ia32_vpopcntd_128:
case X86::BI__builtin_ia32_vpopcntq_128:
case X86::BI__builtin_ia32_vpopcntw_128:
case X86::BI__builtin_ia32_vpopcntb_256:
case X86::BI__builtin_ia32_vpopcntd_256:
case X86::BI__builtin_ia32_vpopcntq_256:
case X86::BI__builtin_ia32_vpopcntw_256:
case X86::BI__builtin_ia32_vpopcntb_512:
case X86::BI__builtin_ia32_vpopcntd_512:
case X86::BI__builtin_ia32_vpopcntq_512:
case X86::BI__builtin_ia32_vpopcntw_512: {
  llvm::Type *ResultType = ConvertType(E->getType());
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ResultType);
  return Builder.CreateCall(F, Ops);
}
case X86::BI__builtin_ia32_cvtmask2b128:
case X86::BI__builtin_ia32_cvtmask2b256:
case X86::BI__builtin_ia32_cvtmask2b512:
case X86::BI__builtin_ia32_cvtmask2w128:
case X86::BI__builtin_ia32_cvtmask2w256:
case X86::BI__builtin_ia32_cvtmask2w512:
case X86::BI__builtin_ia32_cvtmask2d128:
case X86::BI__builtin_ia32_cvtmask2d256:
case X86::BI__builtin_ia32_cvtmask2d512:
case X86::BI__builtin_ia32_cvtmask2q128:
case X86::BI__builtin_ia32_cvtmask2q256:
case X86::BI__builtin_ia32_cvtmask2q512:
  return EmitX86SExtMask(*this, Ops[0], ConvertType(E->getType()));

case X86::BI__builtin_ia32_cvtb2mask128:
case X86::BI__builtin_ia32_cvtb2mask256:
case X86::BI__builtin_ia32_cvtb2mask512:
case X86::BI__builtin_ia32_cvtw2mask128:
case X86::BI__builtin_ia32_cvtw2mask256:
case X86::BI__builtin_ia32_cvtw2mask512:
case X86::BI__builtin_ia32_cvtd2mask128:
case X86::BI__builtin_ia32_cvtd2mask256:
case X86::BI__builtin_ia32_cvtd2mask512:
case X86::BI__builtin_ia32_cvtq2mask128:
case X86::BI__builtin_ia32_cvtq2mask256:
case X86::BI__builtin_ia32_cvtq2mask512:
  return EmitX86ConvertToMask(*this, Ops[0]);

case X86::BI__builtin_ia32_cvtdq2ps512_mask:
case X86::BI__builtin_ia32_cvtqq2ps512_mask:
case X86::BI__builtin_ia32_cvtqq2pd512_mask:
  return EmitX86ConvertIntToFp(*this, E, Ops, /*IsSigned*/ true);
case X86::BI__builtin_ia32_cvtudq2ps512_mask:
case X86::BI__builtin_ia32_cvtuqq2ps512_mask:
case X86::BI__builtin_ia32_cvtuqq2pd512_mask:
  return EmitX86ConvertIntToFp(*this, E, Ops, /*IsSigned*/ false);

case X86::BI__builtin_ia32_vfmaddss3:
case X86::BI__builtin_ia32_vfmaddsd3:
case X86::BI__builtin_ia32_vfmaddss3_mask:
case X86::BI__builtin_ia32_vfmaddsd3_mask:
  return EmitScalarFMAExpr(*this, E, Ops, Ops[0]);
case X86::BI__builtin_ia32_vfmaddss:
case X86::BI__builtin_ia32_vfmaddsd:
  return EmitScalarFMAExpr(*this, E, Ops,
                           Constant::getNullValue(Ops[0]->getType()));
case X86::BI__builtin_ia32_vfmaddss3_maskz:
case X86::BI__builtin_ia32_vfmaddsd3_maskz:
  return EmitScalarFMAExpr(*this, E, Ops, Ops[0], /*ZeroMask*/ true);
case X86::BI__builtin_ia32_vfmaddss3_mask3:
case X86::BI__builtin_ia32_vfmaddsd3_mask3:
  return EmitScalarFMAExpr(*this, E, Ops, Ops[2], /*ZeroMask*/ false, 2);
case X86::BI__builtin_ia32_vfmsubss3_mask3:
case X86::BI__builtin_ia32_vfmsubsd3_mask3:
  return EmitScalarFMAExpr(*this, E, Ops, Ops[2], /*ZeroMask*/ false, 2,
                           /*NegAcc*/ true);
case X86::BI__builtin_ia32_vfmaddps:
case X86::BI__builtin_ia32_vfmaddpd:
case X86::BI__builtin_ia32_vfmaddps256:
case X86::BI__builtin_ia32_vfmaddpd256:
case X86::BI__builtin_ia32_vfmaddps512_mask:
case X86::BI__builtin_ia32_vfmaddps512_maskz:
case X86::BI__builtin_ia32_vfmaddps512_mask3:
case X86::BI__builtin_ia32_vfmsubps512_mask3:
case X86::BI__builtin_ia32_vfmaddpd512_mask:
case X86::BI__builtin_ia32_vfmaddpd512_maskz:
case X86::BI__builtin_ia32_vfmaddpd512_mask3:
case X86::BI__builtin_ia32_vfmsubpd512_mask3:
  return EmitX86FMAExpr(*this, E, Ops, BuiltinID, /*IsAddSub*/ false);
case X86::BI__builtin_ia32_vfmaddsubps512_mask:
case X86::BI__builtin_ia32_vfmaddsubps512_maskz:
case X86::BI__builtin_ia32_vfmaddsubps512_mask3:
case X86::BI__builtin_ia32_vfmsubaddps512_mask3:
case X86::BI__builtin_ia32_vfmaddsubpd512_mask:
case X86::BI__builtin_ia32_vfmaddsubpd512_maskz:
case X86::BI__builtin_ia32_vfmaddsubpd512_mask3:
case X86::BI__builtin_ia32_vfmsubaddpd512_mask3:
  return EmitX86FMAExpr(*this, E, Ops, BuiltinID, /*IsAddSub*/ true);

case X86::BI__builtin_ia32_movdqa32store128_mask:
case X86::BI__builtin_ia32_movdqa64store128_mask:
case X86::BI__builtin_ia32_storeaps128_mask:
case X86::BI__builtin_ia32_storeapd128_mask:
case X86::BI__builtin_ia32_movdqa32store256_mask:
case X86::BI__builtin_ia32_movdqa64store256_mask:
case X86::BI__builtin_ia32_storeaps256_mask:
case X86::BI__builtin_ia32_storeapd256_mask:
case X86::BI__builtin_ia32_movdqa32store512_mask:
case X86::BI__builtin_ia32_movdqa64store512_mask:
case X86::BI__builtin_ia32_storeaps512_mask:
case X86::BI__builtin_ia32_storeapd512_mask:
  return EmitX86MaskedStore(
      *this, Ops,
      getContext().getTypeAlignInChars(E->getArg(1)->getType()).getAsAlign());

case X86::BI__builtin_ia32_loadups128_mask:
case X86::BI__builtin_ia32_loadups256_mask:
case X86::BI__builtin_ia32_loadups512_mask:
case X86::BI__builtin_ia32_loadupd128_mask:
case X86::BI__builtin_ia32_loadupd256_mask:
case X86::BI__builtin_ia32_loadupd512_mask:
case X86::BI__builtin_ia32_loaddquqi128_mask:
case X86::BI__builtin_ia32_loaddquqi256_mask:
case X86::BI__builtin_ia32_loaddquqi512_mask:
case X86::BI__builtin_ia32_loaddquhi128_mask:
case X86::BI__builtin_ia32_loaddquhi256_mask:
case X86::BI__builtin_ia32_loaddquhi512_mask:
case X86::BI__builtin_ia32_loaddqusi128_mask:
case X86::BI__builtin_ia32_loaddqusi256_mask:
case X86::BI__builtin_ia32_loaddqusi512_mask:
case X86::BI__builtin_ia32_loaddqudi128_mask:
case X86::BI__builtin_ia32_loaddqudi256_mask:
case X86::BI__builtin_ia32_loaddqudi512_mask:
  return EmitX86MaskedLoad(*this, Ops, Align(1));

case X86::BI__builtin_ia32_loadss128_mask:
case X86::BI__builtin_ia32_loadsd128_mask:
  return EmitX86MaskedLoad(*this, Ops, Align(1));

case X86::BI__builtin_ia32_loadaps128_mask:
case X86::BI__builtin_ia32_loadaps256_mask:
case X86::BI__builtin_ia32_loadaps512_mask:
case X86::BI__builtin_ia32_loadapd128_mask:
case X86::BI__builtin_ia32_loadapd256_mask:
case X86::BI__builtin_ia32_loadapd512_mask:
case X86::BI__builtin_ia32_movdqa32load128_mask:
case X86::BI__builtin_ia32_movdqa32load256_mask:
case X86::BI__builtin_ia32_movdqa32load512_mask:
case X86::BI__builtin_ia32_movdqa64load128_mask:
case X86::BI__builtin_ia32_movdqa64load256_mask:
case X86::BI__builtin_ia32_movdqa64load512_mask:
  return EmitX86MaskedLoad(
      *this, Ops,
      getContext().getTypeAlignInChars(E->getArg(1)->getType()).getAsAlign());

case X86::BI__builtin_ia32_expandloaddf128_mask:
case X86::BI__builtin_ia32_expandloaddf256_mask:
case X86::BI__builtin_ia32_expandloaddf512_mask:
case X86::BI__builtin_ia32_expandloadsf128_mask:
case X86::BI__builtin_ia32_expandloadsf256_mask:
case X86::BI__builtin_ia32_expandloadsf512_mask:
case X86::BI__builtin_ia32_expandloaddi128_mask:
case X86::BI__builtin_ia32_expandloaddi256_mask:
case X86::BI__builtin_ia32_expandloaddi512_mask:
case X86::BI__builtin_ia32_expandloadsi128_mask:
case X86::BI__builtin_ia32_expandloadsi256_mask:
case X86::BI__builtin_ia32_expandloadsi512_mask:
case X86::BI__builtin_ia32_expandloadhi128_mask:
case X86::BI__builtin_ia32_expandloadhi256_mask:
case X86::BI__builtin_ia32_expandloadhi512_mask:
case X86::BI__builtin_ia32_expandloadqi128_mask:
case X86::BI__builtin_ia32_expandloadqi256_mask:
case X86::BI__builtin_ia32_expandloadqi512_mask:
  return EmitX86ExpandLoad(*this, Ops);

case X86::BI__builtin_ia32_compressstoredf128_mask:
case X86::BI__builtin_ia32_compressstoredf256_mask:
case X86::BI__builtin_ia32_compressstoredf512_mask:
case X86::BI__builtin_ia32_compressstoresf128_mask:
case X86::BI__builtin_ia32_compressstoresf256_mask:
case X86::BI__builtin_ia32_compressstoresf512_mask:
case X86::BI__builtin_ia32_compressstoredi128_mask:
case X86::BI__builtin_ia32_compressstoredi256_mask:
case X86::BI__builtin_ia32_compressstoredi512_mask:
case X86::BI__builtin_ia32_compressstoresi128_mask:
case X86::BI__builtin_ia32_compressstoresi256_mask:
case X86::BI__builtin_ia32_compressstoresi512_mask:
case X86::BI__builtin_ia32_compressstorehi128_mask:
case X86::BI__builtin_ia32_compressstorehi256_mask:
case X86::BI__builtin_ia32_compressstorehi512_mask:
case X86::BI__builtin_ia32_compressstoreqi128_mask:
case X86::BI__builtin_ia32_compressstoreqi256_mask:
case X86::BI__builtin_ia32_compressstoreqi512_mask:
  return EmitX86CompressStore(*this, Ops);

case X86::BI__builtin_ia32_expanddf128_mask:
case X86::BI__builtin_ia32_expanddf256_mask:
case X86::BI__builtin_ia32_expanddf512_mask:
case X86::BI__builtin_ia32_expandsf128_mask:
case X86::BI__builtin_ia32_expandsf256_mask:
case X86::BI__builtin_ia32_expandsf512_mask:
case X86::BI__builtin_ia32_expanddi128_mask:
case X86::BI__builtin_ia32_expanddi256_mask:
case X86::BI__builtin_ia32_expanddi512_mask:
case X86::BI__builtin_ia32_expandsi128_mask:
case X86::BI__builtin_ia32_expandsi256_mask:
case X86::BI__builtin_ia32_expandsi512_mask:
case X86::BI__builtin_ia32_expandhi128_mask:
case X86::BI__builtin_ia32_expandhi256_mask:
case X86::BI__builtin_ia32_expandhi512_mask:
case X86::BI__builtin_ia32_expandqi128_mask:
case X86::BI__builtin_ia32_expandqi256_mask:
case X86::BI__builtin_ia32_expandqi512_mask:
  return EmitX86CompressExpand(*this, Ops, /*IsCompress*/false);

case X86::BI__builtin_ia32_compressdf128_mask:
case X86::BI__builtin_ia32_compressdf256_mask:
case X86::BI__builtin_ia32_compressdf512_mask:
case X86::BI__builtin_ia32_compresssf128_mask:
case X86::BI__builtin_ia32_compresssf256_mask:
case X86::BI__builtin_ia32_compresssf512_mask:
case X86::BI__builtin_ia32_compressdi128_mask:
case X86::BI__builtin_ia32_compressdi256_mask:
case X86::BI__builtin_ia32_compressdi512_mask:
case X86::BI__builtin_ia32_compresssi128_mask:
case X86::BI__builtin_ia32_compresssi256_mask:
case X86::BI__builtin_ia32_compresssi512_mask:
case X86::BI__builtin_ia32_compresshi128_mask:
case X86::BI__builtin_ia32_compresshi256_mask:
case X86::BI__builtin_ia32_compresshi512_mask:
case X86::BI__builtin_ia32_compressqi128_mask:
case X86::BI__builtin_ia32_compressqi256_mask:
case X86::BI__builtin_ia32_compressqi512_mask:
  return EmitX86CompressExpand(*this, Ops, /*IsCompress*/true);

case X86::BI__builtin_ia32_gather3div2df:
case X86::BI__builtin_ia32_gather3div2di:
case X86::BI__builtin_ia32_gather3div4df:
case X86::BI__builtin_ia32_gather3div4di:
case X86::BI__builtin_ia32_gather3div4sf:
case X86::BI__builtin_ia32_gather3div4si:
case X86::BI__builtin_ia32_gather3div8sf:
case X86::BI__builtin_ia32_gather3div8si:
case X86::BI__builtin_ia32_gather3siv2df:
case X86::BI__builtin_ia32_gather3siv2di:
case X86::BI__builtin_ia32_gather3siv4df:
case X86::BI__builtin_ia32_gather3siv4di:
case X86::BI__builtin_ia32_gather3siv4sf:
case X86::BI__builtin_ia32_gather3siv4si:
case X86::BI__builtin_ia32_gather3siv8sf:
case X86::BI__builtin_ia32_gather3siv8si:
case X86::BI__builtin_ia32_gathersiv8df:
case X86::BI__builtin_ia32_gathersiv16sf:
case X86::BI__builtin_ia32_gatherdiv8df:
case X86::BI__builtin_ia32_gatherdiv16sf:
case X86::BI__builtin_ia32_gathersiv8di:
case X86::BI__builtin_ia32_gathersiv16si:
case X86::BI__builtin_ia32_gatherdiv8di:
case X86::BI__builtin_ia32_gatherdiv16si: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unexpected builtin")__builtin_unreachable();
  case X86::BI__builtin_ia32_gather3div2df:
    IID = Intrinsic::x86_avx512_mask_gather3div2_df;
    break;
  case X86::BI__builtin_ia32_gather3div2di:
    IID = Intrinsic::x86_avx512_mask_gather3div2_di;
    break;
  case X86::BI__builtin_ia32_gather3div4df:
    IID = Intrinsic::x86_avx512_mask_gather3div4_df;
    break;
  case X86::BI__builtin_ia32_gather3div4di:
    IID = Intrinsic::x86_avx512_mask_gather3div4_di;
    break;
  case X86::BI__builtin_ia32_gather3div4sf:
    IID = Intrinsic::x86_avx512_mask_gather3div4_sf;
    break;
  case X86::BI__builtin_ia32_gather3div4si:
    IID = Intrinsic::x86_avx512_mask_gather3div4_si;
    break;
  case X86::BI__builtin_ia32_gather3div8sf:
    IID = Intrinsic::x86_avx512_mask_gather3div8_sf;
    break;
  case X86::BI__builtin_ia32_gather3div8si:
    IID = Intrinsic::x86_avx512_mask_gather3div8_si;
    break;
  case X86::BI__builtin_ia32_gather3siv2df:
    IID = Intrinsic::x86_avx512_mask_gather3siv2_df;
    break;
  case X86::BI__builtin_ia32_gather3siv2di:
    IID = Intrinsic::x86_avx512_mask_gather3siv2_di;
    break;
  case X86::BI__builtin_ia32_gather3siv4df:
    IID = Intrinsic::x86_avx512_mask_gather3siv4_df;
    break;
  case X86::BI__builtin_ia32_gather3siv4di:
    IID = Intrinsic::x86_avx512_mask_gather3siv4_di;
    break;
  case X86::BI__builtin_ia32_gather3siv4sf:
    IID = Intrinsic::x86_avx512_mask_gather3siv4_sf;
    break;
  case X86::BI__builtin_ia32_gather3siv4si:
    IID = Intrinsic::x86_avx512_mask_gather3siv4_si;
    break;
  case X86::BI__builtin_ia32_gather3siv8sf:
    IID = Intrinsic::x86_avx512_mask_gather3siv8_sf;
    break;
  case X86::BI__builtin_ia32_gather3siv8si:
    IID = Intrinsic::x86_avx512_mask_gather3siv8_si;
    break;
  case X86::BI__builtin_ia32_gathersiv8df:
    IID = Intrinsic::x86_avx512_mask_gather_dpd_512;
    break;
  case X86::BI__builtin_ia32_gathersiv16sf:
    IID = Intrinsic::x86_avx512_mask_gather_dps_512;
    break;
  case X86::BI__builtin_ia32_gatherdiv8df:
    IID = Intrinsic::x86_avx512_mask_gather_qpd_512;
    break;
  case X86::BI__builtin_ia32_gatherdiv16sf:
    IID = Intrinsic::x86_avx512_mask_gather_qps_512;
    break;
  case X86::BI__builtin_ia32_gathersiv8di:
    IID = Intrinsic::x86_avx512_mask_gather_dpq_512;
    break;
  case X86::BI__builtin_ia32_gathersiv16si:
    IID = Intrinsic::x86_avx512_mask_gather_dpi_512;
    break;
  case X86::BI__builtin_ia32_gatherdiv8di:
    IID = Intrinsic::x86_avx512_mask_gather_qpq_512;
    break;
  case X86::BI__builtin_ia32_gatherdiv16si:
    IID = Intrinsic::x86_avx512_mask_gather_qpi_512;
    break;
  }

  unsigned MinElts = std::min(
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements(),
      cast<llvm::FixedVectorType>(Ops[2]->getType())->getNumElements());
  Ops[3] = getMaskVecValue(*this, Ops[3], MinElts);
  Function *Intr = CGM.getIntrinsic(IID);
  return Builder.CreateCall(Intr, Ops);
}

case X86::BI__builtin_ia32_scattersiv8df:
case X86::BI__builtin_ia32_scattersiv16sf:
case X86::BI__builtin_ia32_scatterdiv8df:
case X86::BI__builtin_ia32_scatterdiv16sf:
case X86::BI__builtin_ia32_scattersiv8di:
case X86::BI__builtin_ia32_scattersiv16si:
case X86::BI__builtin_ia32_scatterdiv8di:
case X86::BI__builtin_ia32_scatterdiv16si:
case X86::BI__builtin_ia32_scatterdiv2df:
case X86::BI__builtin_ia32_scatterdiv2di:
case X86::BI__builtin_ia32_scatterdiv4df:
case X86::BI__builtin_ia32_scatterdiv4di:
case X86::BI__builtin_ia32_scatterdiv4sf:
case X86::BI__builtin_ia32_scatterdiv4si:
case X86::BI__builtin_ia32_scatterdiv8sf:
case X86::BI__builtin_ia32_scatterdiv8si:
case X86::BI__builtin_ia32_scattersiv2df:
case X86::BI__builtin_ia32_scattersiv2di:
case X86::BI__builtin_ia32_scattersiv4df:
case X86::BI__builtin_ia32_scattersiv4di:
case X86::BI__builtin_ia32_scattersiv4sf:
case X86::BI__builtin_ia32_scattersiv4si:
case X86::BI__builtin_ia32_scattersiv8sf:
case X86::BI__builtin_ia32_scattersiv8si: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unexpected builtin")__builtin_unreachable();
  case X86::BI__builtin_ia32_scattersiv8df:
    IID = Intrinsic::x86_avx512_mask_scatter_dpd_512;
    break;
  case X86::BI__builtin_ia32_scattersiv16sf:
    IID = Intrinsic::x86_avx512_mask_scatter_dps_512;
    break;
  case X86::BI__builtin_ia32_scatterdiv8df:
    IID = Intrinsic::x86_avx512_mask_scatter_qpd_512;
    break;
  case X86::BI__builtin_ia32_scatterdiv16sf:
    IID = Intrinsic::x86_avx512_mask_scatter_qps_512;
    break;
  case X86::BI__builtin_ia32_scattersiv8di:
    IID = Intrinsic::x86_avx512_mask_scatter_dpq_512;
    break;
  case X86::BI__builtin_ia32_scattersiv16si:
    IID = Intrinsic::x86_avx512_mask_scatter_dpi_512;
    break;
  case X86::BI__builtin_ia32_scatterdiv8di:
    IID = Intrinsic::x86_avx512_mask_scatter_qpq_512;
    break;
  case X86::BI__builtin_ia32_scatterdiv16si:
    IID = Intrinsic::x86_avx512_mask_scatter_qpi_512;
    break;
  case X86::BI__builtin_ia32_scatterdiv2df:
    IID = Intrinsic::x86_avx512_mask_scatterdiv2_df;
    break;
  case X86::BI__builtin_ia32_scatterdiv2di:
    IID = Intrinsic::x86_avx512_mask_scatterdiv2_di;
    break;
  case X86::BI__builtin_ia32_scatterdiv4df:
    IID = Intrinsic::x86_avx512_mask_scatterdiv4_df;
    break;
  case X86::BI__builtin_ia32_scatterdiv4di:
    IID = Intrinsic::x86_avx512_mask_scatterdiv4_di;
    break;
  case X86::BI__builtin_ia32_scatterdiv4sf:
    IID = Intrinsic::x86_avx512_mask_scatterdiv4_sf;
    break;
  case X86::BI__builtin_ia32_scatterdiv4si:
    IID = Intrinsic::x86_avx512_mask_scatterdiv4_si;
    break;
  case X86::BI__builtin_ia32_scatterdiv8sf:
    IID = Intrinsic::x86_avx512_mask_scatterdiv8_sf;
    break;
  case X86::BI__builtin_ia32_scatterdiv8si:
    IID = Intrinsic::x86_avx512_mask_scatterdiv8_si;
    break;
  case X86::BI__builtin_ia32_scattersiv2df:
    IID = Intrinsic::x86_avx512_mask_scattersiv2_df;
    break;
  case X86::BI__builtin_ia32_scattersiv2di:
    IID = Intrinsic::x86_avx512_mask_scattersiv2_di;
    break;
  case X86::BI__builtin_ia32_scattersiv4df:
    IID = Intrinsic::x86_avx512_mask_scattersiv4_df;
    break;
  case X86::BI__builtin_ia32_scattersiv4di:
    IID = Intrinsic::x86_avx512_mask_scattersiv4_di;
    break;
  case X86::BI__builtin_ia32_scattersiv4sf:
    IID = Intrinsic::x86_avx512_mask_scattersiv4_sf;
    break;
  case X86::BI__builtin_ia32_scattersiv4si:
    IID = Intrinsic::x86_avx512_mask_scattersiv4_si;
    break;
  case X86::BI__builtin_ia32_scattersiv8sf:
    IID = Intrinsic::x86_avx512_mask_scattersiv8_sf;
    break;
  case X86::BI__builtin_ia32_scattersiv8si:
    IID = Intrinsic::x86_avx512_mask_scattersiv8_si;
    break;
  }

  unsigned MinElts = std::min(
      cast<llvm::FixedVectorType>(Ops[2]->getType())->getNumElements(),
      cast<llvm::FixedVectorType>(Ops[3]->getType())->getNumElements());
  Ops[1] = getMaskVecValue(*this, Ops[1], MinElts);
  Function *Intr = CGM.getIntrinsic(IID);
  return Builder.CreateCall(Intr, Ops);
}

case X86::BI__builtin_ia32_vextractf128_pd256:
case X86::BI__builtin_ia32_vextractf128_ps256:
case X86::BI__builtin_ia32_vextractf128_si256:
case X86::BI__builtin_ia32_extract128i256:
case X86::BI__builtin_ia32_extractf64x4_mask:
case X86::BI__builtin_ia32_extractf32x4_mask:
case X86::BI__builtin_ia32_extracti64x4_mask:
case X86::BI__builtin_ia32_extracti32x4_mask:
case X86::BI__builtin_ia32_extractf32x8_mask:
case X86::BI__builtin_ia32_extracti32x8_mask:
case X86::BI__builtin_ia32_extractf32x4_256_mask:
case X86::BI__builtin_ia32_extracti32x4_256_mask:
case X86::BI__builtin_ia32_extractf64x2_256_mask:
case X86::BI__builtin_ia32_extracti64x2_256_mask:
case X86::BI__builtin_ia32_extractf64x2_512_mask:
case X86::BI__builtin_ia32_extracti64x2_512_mask: {
  auto *DstTy = cast<llvm::FixedVectorType>(ConvertType(E->getType()));
  unsigned NumElts = DstTy->getNumElements();
  unsigned SrcNumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  unsigned SubVectors = SrcNumElts / NumElts;
  unsigned Index = cast<ConstantInt>(Ops[1])->getZExtValue();
  assert(llvm::isPowerOf2_32(SubVectors) && "Expected power of 2 subvectors")((void)0);
  Index &= SubVectors - 1; // Remove any extra bits.
  Index *= NumElts;

  int Indices[16];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i + Index;

  Value *Res = Builder.CreateShuffleVector(Ops[0],
                                           makeArrayRef(Indices, NumElts),
                                           "extract");

  if (Ops.size() == 4)
    Res = EmitX86Select(*this, Ops[3], Res, Ops[2]);

  return Res;
}
case X86::BI__builtin_ia32_vinsertf128_pd256:
case X86::BI__builtin_ia32_vinsertf128_ps256:
case X86::BI__builtin_ia32_vinsertf128_si256:
case X86::BI__builtin_ia32_insert128i256:
case X86::BI__builtin_ia32_insertf64x4:
case X86::BI__builtin_ia32_insertf32x4:
case X86::BI__builtin_ia32_inserti64x4:
case X86::BI__builtin_ia32_inserti32x4:
case X86::BI__builtin_ia32_insertf32x8:
case X86::BI__builtin_ia32_inserti32x8:
case X86::BI__builtin_ia32_insertf32x4_256:
case X86::BI__builtin_ia32_inserti32x4_256:
case X86::BI__builtin_ia32_insertf64x2_256:
case X86::BI__builtin_ia32_inserti64x2_256:
case X86::BI__builtin_ia32_insertf64x2_512:
case X86::BI__builtin_ia32_inserti64x2_512: {
  unsigned DstNumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  unsigned SrcNumElts =
      cast<llvm::FixedVectorType>(Ops[1]->getType())->getNumElements();
  unsigned SubVectors = DstNumElts / SrcNumElts;
  unsigned Index = cast<ConstantInt>(Ops[2])->getZExtValue();
  assert(llvm::isPowerOf2_32(SubVectors) && "Expected power of 2 subvectors")((void)0);
  Index &= SubVectors - 1; // Remove any extra bits.
  Index *= SrcNumElts;

  int Indices[16];
  for (unsigned i = 0; i != DstNumElts; ++i)
    Indices[i] = (i >= SrcNumElts) ? SrcNumElts + (i % SrcNumElts) : i;

  Value *Op1 = Builder.CreateShuffleVector(Ops[1],
                                           makeArrayRef(Indices, DstNumElts),
                                           "widen");

  for (unsigned i = 0; i != DstNumElts; ++i) {
    if (i >= Index && i < (Index + SrcNumElts))
      Indices[i] = (i - Index) + DstNumElts;
    else
      Indices[i] = i;
  }

  return Builder.CreateShuffleVector(Ops[0], Op1,
                                     makeArrayRef(Indices, DstNumElts),
                                     "insert");
}
case X86::BI__builtin_ia32_pmovqd512_mask:
case X86::BI__builtin_ia32_pmovwb512_mask: {
  Value *Res = Builder.CreateTrunc(Ops[0], Ops[1]->getType());
  return EmitX86Select(*this, Ops[2], Res, Ops[1]);
}
case X86::BI__builtin_ia32_pmovdb512_mask:
case X86::BI__builtin_ia32_pmovdw512_mask:
case X86::BI__builtin_ia32_pmovqw512_mask: {
  if (const auto *C = dyn_cast<Constant>(Ops[2]))
    if (C->isAllOnesValue())
      return Builder.CreateTrunc(Ops[0], Ops[1]->getType());

  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_pmovdb512_mask:
    IID = Intrinsic::x86_avx512_mask_pmov_db_512;
    break;
  case X86::BI__builtin_ia32_pmovdw512_mask:
    IID = Intrinsic::x86_avx512_mask_pmov_dw_512;
    break;
  case X86::BI__builtin_ia32_pmovqw512_mask:
    IID = Intrinsic::x86_avx512_mask_pmov_qw_512;
    break;
  }

  Function *Intr = CGM.getIntrinsic(IID);
  return Builder.CreateCall(Intr, Ops);
}
case X86::BI__builtin_ia32_pblendw128:
case X86::BI__builtin_ia32_blendpd:
case X86::BI__builtin_ia32_blendps:
case X86::BI__builtin_ia32_blendpd256:
case X86::BI__builtin_ia32_blendps256:
case X86::BI__builtin_ia32_pblendw256:
case X86::BI__builtin_ia32_pblendd128:
case X86::BI__builtin_ia32_pblendd256: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  unsigned Imm = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();

  int Indices[16];
  // If there are more than 8 elements, the immediate is used twice so make
  // sure we handle that.
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = ((Imm >> (i % 8)) & 0x1) ? NumElts + i : i;

  return Builder.CreateShuffleVector(Ops[0], Ops[1],
                                     makeArrayRef(Indices, NumElts),
                                     "blend");
}
case X86::BI__builtin_ia32_pshuflw:
case X86::BI__builtin_ia32_pshuflw256:
case X86::BI__builtin_ia32_pshuflw512: {
  uint32_t Imm = cast<llvm::ConstantInt>(Ops[1])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();

  // Splat the 8-bits of immediate 4 times to help the loop wrap around.
  Imm = (Imm & 0xff) * 0x01010101;

  int Indices[32];
  for (unsigned l = 0; l != NumElts; l += 8) {
    for (unsigned i = 0; i != 4; ++i) {
      Indices[l + i] = l + (Imm & 3);
      Imm >>= 2;
    }
    for (unsigned i = 4; i != 8; ++i)
      Indices[l + i] = l + i;
  }

  return Builder.CreateShuffleVector(Ops[0], makeArrayRef(Indices, NumElts),
                                     "pshuflw");
}
case X86::BI__builtin_ia32_pshufhw:
case X86::BI__builtin_ia32_pshufhw256:
case X86::BI__builtin_ia32_pshufhw512: {
  uint32_t Imm = cast<llvm::ConstantInt>(Ops[1])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();

  // Splat the 8-bits of immediate 4 times to help the loop wrap around.
  Imm = (Imm & 0xff) * 0x01010101;

  int Indices[32];
  for (unsigned l = 0; l != NumElts; l += 8) {
    for (unsigned i = 0; i != 4; ++i)
      Indices[l + i] = l + i;
    for (unsigned i = 4; i != 8; ++i) {
      Indices[l + i] = l + 4 + (Imm & 3);
      Imm >>= 2;
    }
  }

  return Builder.CreateShuffleVector(Ops[0], makeArrayRef(Indices, NumElts),
                                     "pshufhw");
}
case X86::BI__builtin_ia32_pshufd:
case X86::BI__builtin_ia32_pshufd256:
case X86::BI__builtin_ia32_pshufd512:
case X86::BI__builtin_ia32_vpermilpd:
case X86::BI__builtin_ia32_vpermilps:
case X86::BI__builtin_ia32_vpermilpd256:
case X86::BI__builtin_ia32_vpermilps256:
case X86::BI__builtin_ia32_vpermilpd512:
case X86::BI__builtin_ia32_vpermilps512: {
  uint32_t Imm = cast<llvm::ConstantInt>(Ops[1])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();
  unsigned NumLanes = Ty->getPrimitiveSizeInBits() / 128;
  unsigned NumLaneElts = NumElts / NumLanes;

  // Splat the 8-bits of immediate 4 times to help the loop wrap around.
  Imm = (Imm & 0xff) * 0x01010101;

  int Indices[16];
  for (unsigned l = 0; l != NumElts; l += NumLaneElts) {
    for (unsigned i = 0; i != NumLaneElts; ++i) {
      Indices[i + l] = (Imm % NumLaneElts) + l;
      Imm /= NumLaneElts;
    }
  }

  return Builder.CreateShuffleVector(Ops[0], makeArrayRef(Indices, NumElts),
                                     "permil");
}
case X86::BI__builtin_ia32_shufpd:
case X86::BI__builtin_ia32_shufpd256:
case X86::BI__builtin_ia32_shufpd512:
case X86::BI__builtin_ia32_shufps:
case X86::BI__builtin_ia32_shufps256:
case X86::BI__builtin_ia32_shufps512: {
  uint32_t Imm = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();
  unsigned NumLanes = Ty->getPrimitiveSizeInBits() / 128;
  unsigned NumLaneElts = NumElts / NumLanes;

  // Splat the 8-bits of immediate 4 times to help the loop wrap around.
  Imm = (Imm & 0xff) * 0x01010101;

  int Indices[16];
  for (unsigned l = 0; l != NumElts; l += NumLaneElts) {
    for (unsigned i = 0; i != NumLaneElts; ++i) {
      unsigned Index = Imm % NumLaneElts;
      Imm /= NumLaneElts;
      if (i >= (NumLaneElts / 2))
        Index += NumElts;
      Indices[l + i] = l + Index;
    }
  }

  return Builder.CreateShuffleVector(Ops[0], Ops[1],
                                     makeArrayRef(Indices, NumElts),
                                     "shufp");
}
case X86::BI__builtin_ia32_permdi256:
case X86::BI__builtin_ia32_permdf256:
case X86::BI__builtin_ia32_permdi512:
case X86::BI__builtin_ia32_permdf512: {
  unsigned Imm = cast<llvm::ConstantInt>(Ops[1])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();

  // These intrinsics operate on 256-bit lanes of four 64-bit elements.
  int Indices[8];
  for (unsigned l = 0; l != NumElts; l += 4)
    for (unsigned i = 0; i != 4; ++i)
      Indices[l + i] = l + ((Imm >> (2 * i)) & 0x3);

  return Builder.CreateShuffleVector(Ops[0], makeArrayRef(Indices, NumElts),
                                     "perm");
}
case X86::BI__builtin_ia32_palignr128:
case X86::BI__builtin_ia32_palignr256:
case X86::BI__builtin_ia32_palignr512: {
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0xff;

  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  assert(NumElts % 16 == 0)((void)0);

  // If palignr is shifting the pair of vectors more than the size of two
  // lanes, emit zero.
  if (ShiftVal >= 32)
    return llvm::Constant::getNullValue(ConvertType(E->getType()));

  // If palignr is shifting the pair of input vectors more than one lane,
  // but less than two lanes, convert to shifting in zeroes.
  if (ShiftVal > 16) {
    ShiftVal -= 16;
    Ops[1] = Ops[0];
    Ops[0] = llvm::Constant::getNullValue(Ops[0]->getType());
  }

  int Indices[64];
  // 256-bit palignr operates on 128-bit lanes so we need to handle that
  for (unsigned l = 0; l != NumElts; l += 16) {
    for (unsigned i = 0; i != 16; ++i) {
      unsigned Idx = ShiftVal + i;
      if (Idx >= 16)
        Idx += NumElts - 16; // End of lane, switch operand.
      Indices[l + i] = Idx + l;
    }
  }

  return Builder.CreateShuffleVector(Ops[1], Ops[0],
                                     makeArrayRef(Indices, NumElts),
                                     "palignr");
}
case X86::BI__builtin_ia32_alignd128:
case X86::BI__builtin_ia32_alignd256:
case X86::BI__builtin_ia32_alignd512:
case X86::BI__builtin_ia32_alignq128:
case X86::BI__builtin_ia32_alignq256:
case X86::BI__builtin_ia32_alignq512: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0xff;

  // Mask the shift amount to width of a vector.
  ShiftVal &= NumElts - 1;

  int Indices[16];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i + ShiftVal;

  return Builder.CreateShuffleVector(Ops[1], Ops[0],
                                     makeArrayRef(Indices, NumElts),
                                     "valign");
}
case X86::BI__builtin_ia32_shuf_f32x4_256:
case X86::BI__builtin_ia32_shuf_f64x2_256:
case X86::BI__builtin_ia32_shuf_i32x4_256:
case X86::BI__builtin_ia32_shuf_i64x2_256:
case X86::BI__builtin_ia32_shuf_f32x4:
case X86::BI__builtin_ia32_shuf_f64x2:
case X86::BI__builtin_ia32_shuf_i32x4:
case X86::BI__builtin_ia32_shuf_i64x2: {
  unsigned Imm = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
  auto *Ty = cast<llvm::FixedVectorType>(Ops[0]->getType());
  unsigned NumElts = Ty->getNumElements();
  unsigned NumLanes = Ty->getPrimitiveSizeInBits() == 512 ? 4 : 2;
  unsigned NumLaneElts = NumElts / NumLanes;

  int Indices[16];
  for (unsigned l = 0; l != NumElts; l += NumLaneElts) {
    unsigned Index = (Imm % NumLanes) * NumLaneElts;
    Imm /= NumLanes; // Discard the bits we just used.
    if (l >= (NumElts / 2))
      Index += NumElts; // Switch to other source.
    for (unsigned i = 0; i != NumLaneElts; ++i) {
      Indices[l + i] = Index + i;
    }
  }

  return Builder.CreateShuffleVector(Ops[0], Ops[1],
                                     makeArrayRef(Indices, NumElts),
                                     "shuf");
}

case X86::BI__builtin_ia32_vperm2f128_pd256:
case X86::BI__builtin_ia32_vperm2f128_ps256:
case X86::BI__builtin_ia32_vperm2f128_si256:
case X86::BI__builtin_ia32_permti256: {
  unsigned Imm = cast<llvm::ConstantInt>(Ops[2])->getZExtValue();
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();

  // This takes a very simple approach since there are two lanes and a
  // shuffle can have 2 inputs. So we reserve the first input for the first
  // lane and the second input for the second lane. This may result in
  // duplicate sources, but this can be dealt with in the backend.

  Value *OutOps[2];
  int Indices[8];
  for (unsigned l = 0; l != 2; ++l) {
    // Determine the source for this lane.
    if (Imm & (1 << ((l * 4) + 3)))
      OutOps[l] = llvm::ConstantAggregateZero::get(Ops[0]->getType());
    else if (Imm & (1 << ((l * 4) + 1)))
      OutOps[l] = Ops[1];
    else
      OutOps[l] = Ops[0];

    for (unsigned i = 0; i != NumElts/2; ++i) {
      // Start with ith element of the source for this lane.
      unsigned Idx = (l * NumElts) + i;
      // If bit 0 of the immediate half is set, switch to the high half of
      // the source.
      if (Imm & (1 << (l * 4)))
        Idx += NumElts/2;
      Indices[(l * (NumElts/2)) + i] = Idx;
    }
  }

  return Builder.CreateShuffleVector(OutOps[0], OutOps[1],
                                     makeArrayRef(Indices, NumElts),
                                     "vperm");
}

case X86::BI__builtin_ia32_pslldqi128_byteshift:
case X86::BI__builtin_ia32_pslldqi256_byteshift:
case X86::BI__builtin_ia32_pslldqi512_byteshift: {
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[1])->getZExtValue() & 0xff;
  auto *ResultType = cast<llvm::FixedVectorType>(Ops[0]->getType());
  // Builtin type is vXi64 so multiply by 8 to get bytes.
  unsigned NumElts = ResultType->getNumElements() * 8;

  // If pslldq is shifting the vector more than 15 bytes, emit zero.
  if (ShiftVal >= 16)
    return llvm::Constant::getNullValue(ResultType);

  int Indices[64];
  // 256/512-bit pslldq operates on 128-bit lanes so we need to handle that
  for (unsigned l = 0; l != NumElts; l += 16) {
    for (unsigned i = 0; i != 16; ++i) {
      unsigned Idx = NumElts + i - ShiftVal;
      if (Idx < NumElts) Idx -= NumElts - 16; // end of lane, switch operand.
      Indices[l + i] = Idx + l;
    }
  }

  auto *VecTy = llvm::FixedVectorType::get(Int8Ty, NumElts);
  Value *Cast = Builder.CreateBitCast(Ops[0], VecTy, "cast");
  Value *Zero = llvm::Constant::getNullValue(VecTy);
  Value *SV = Builder.CreateShuffleVector(Zero, Cast,
                                          makeArrayRef(Indices, NumElts),
                                          "pslldq");
  return Builder.CreateBitCast(SV, Ops[0]->getType(), "cast");
}
case X86::BI__builtin_ia32_psrldqi128_byteshift:
case X86::BI__builtin_ia32_psrldqi256_byteshift:
case X86::BI__builtin_ia32_psrldqi512_byteshift: {
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[1])->getZExtValue() & 0xff;
  auto *ResultType = cast<llvm::FixedVectorType>(Ops[0]->getType());
  // Builtin type is vXi64 so multiply by 8 to get bytes.
  unsigned NumElts = ResultType->getNumElements() * 8;

  // If psrldq is shifting the vector more than 15 bytes, emit zero.
  if (ShiftVal >= 16)
    return llvm::Constant::getNullValue(ResultType);

  int Indices[64];
  // 256/512-bit psrldq operates on 128-bit lanes so we need to handle that
  for (unsigned l = 0; l != NumElts; l += 16) {
    for (unsigned i = 0; i != 16; ++i) {
      unsigned Idx = i + ShiftVal;
      if (Idx >= 16) Idx += NumElts - 16; // end of lane, switch operand.
      Indices[l + i] = Idx + l;
    }
  }

  auto *VecTy = llvm::FixedVectorType::get(Int8Ty, NumElts);
  Value *Cast = Builder.CreateBitCast(Ops[0], VecTy, "cast");
  Value *Zero = llvm::Constant::getNullValue(VecTy);
  Value *SV = Builder.CreateShuffleVector(Cast, Zero,
                                          makeArrayRef(Indices, NumElts),
                                          "psrldq");
  return Builder.CreateBitCast(SV, ResultType, "cast");
}
case X86::BI__builtin_ia32_kshiftliqi:
case X86::BI__builtin_ia32_kshiftlihi:
case X86::BI__builtin_ia32_kshiftlisi:
case X86::BI__builtin_ia32_kshiftlidi: {
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[1])->getZExtValue() & 0xff;
  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();

  if (ShiftVal >= NumElts)
    return llvm::Constant::getNullValue(Ops[0]->getType());

  Value *In = getMaskVecValue(*this, Ops[0], NumElts);

  int Indices[64];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = NumElts + i - ShiftVal;

  Value *Zero = llvm::Constant::getNullValue(In->getType());
  Value *SV = Builder.CreateShuffleVector(Zero, In,
                                          makeArrayRef(Indices, NumElts),
                                          "kshiftl");
  return Builder.CreateBitCast(SV, Ops[0]->getType());
}
case X86::BI__builtin_ia32_kshiftriqi:
case X86::BI__builtin_ia32_kshiftrihi:
case X86::BI__builtin_ia32_kshiftrisi:
case X86::BI__builtin_ia32_kshiftridi: {
  unsigned ShiftVal = cast<llvm::ConstantInt>(Ops[1])->getZExtValue() & 0xff;
  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();

  if (ShiftVal >= NumElts)
    return llvm::Constant::getNullValue(Ops[0]->getType());

  Value *In = getMaskVecValue(*this, Ops[0], NumElts);

  int Indices[64];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i + ShiftVal;

  Value *Zero = llvm::Constant::getNullValue(In->getType());
  Value *SV = Builder.CreateShuffleVector(In, Zero,
                                          makeArrayRef(Indices, NumElts),
                                          "kshiftr");
  return Builder.CreateBitCast(SV, Ops[0]->getType());
}
case X86::BI__builtin_ia32_movnti:
case X86::BI__builtin_ia32_movnti64:
case X86::BI__builtin_ia32_movntsd:
case X86::BI__builtin_ia32_movntss: {
  llvm::MDNode *Node = llvm::MDNode::get(
      getLLVMContext(), llvm::ConstantAsMetadata::get(Builder.getInt32(1)));

  Value *Ptr = Ops[0];
  Value *Src = Ops[1];

  // Extract the 0'th element of the source vector.
  if (BuiltinID == X86::BI__builtin_ia32_movntsd ||
      BuiltinID == X86::BI__builtin_ia32_movntss)
    Src = Builder.CreateExtractElement(Src, (uint64_t)0, "extract");

  // Convert the type of the pointer to a pointer to the stored type.
  Value *BC = Builder.CreateBitCast(
      Ptr, llvm::PointerType::getUnqual(Src->getType()), "cast");

  // Unaligned nontemporal store of the scalar value.
  StoreInst *SI = Builder.CreateDefaultAlignedStore(Src, BC);
  SI->setMetadata(CGM.getModule().getMDKindID("nontemporal"), Node);
  SI->setAlignment(llvm::Align(1));
  return SI;
}
// Rotate is a special case of funnel shift - 1st 2 args are the same.
case X86::BI__builtin_ia32_vprotb:
case X86::BI__builtin_ia32_vprotw:
case X86::BI__builtin_ia32_vprotd:
case X86::BI__builtin_ia32_vprotq:
case X86::BI__builtin_ia32_vprotbi:
case X86::BI__builtin_ia32_vprotwi:
case X86::BI__builtin_ia32_vprotdi:
case X86::BI__builtin_ia32_vprotqi:
case X86::BI__builtin_ia32_prold128:
case X86::BI__builtin_ia32_prold256:
case X86::BI__builtin_ia32_prold512:
case X86::BI__builtin_ia32_prolq128:
case X86::BI__builtin_ia32_prolq256:
case X86::BI__builtin_ia32_prolq512:
case X86::BI__builtin_ia32_prolvd128:
case X86::BI__builtin_ia32_prolvd256:
case X86::BI__builtin_ia32_prolvd512:
case X86::BI__builtin_ia32_prolvq128:
case X86::BI__builtin_ia32_prolvq256:
case X86::BI__builtin_ia32_prolvq512:
  return EmitX86FunnelShift(*this, Ops[0], Ops[0], Ops[1], false);
case X86::BI__builtin_ia32_prord128:
case X86::BI__builtin_ia32_prord256:
case X86::BI__builtin_ia32_prord512:
case X86::BI__builtin_ia32_prorq128:
case X86::BI__builtin_ia32_prorq256:
case X86::BI__builtin_ia32_prorq512:
case X86::BI__builtin_ia32_prorvd128:
case X86::BI__builtin_ia32_prorvd256:
case X86::BI__builtin_ia32_prorvd512:
case X86::BI__builtin_ia32_prorvq128:
case X86::BI__builtin_ia32_prorvq256:
case X86::BI__builtin_ia32_prorvq512:
  return EmitX86FunnelShift(*this, Ops[0], Ops[0], Ops[1], true);
case X86::BI__builtin_ia32_selectb_128:
case X86::BI__builtin_ia32_selectb_256:
case X86::BI__builtin_ia32_selectb_512:
case X86::BI__builtin_ia32_selectw_128:
case X86::BI__builtin_ia32_selectw_256:
case X86::BI__builtin_ia32_selectw_512:
case X86::BI__builtin_ia32_selectd_128:
case X86::BI__builtin_ia32_selectd_256:
case X86::BI__builtin_ia32_selectd_512:
case X86::BI__builtin_ia32_selectq_128:
case X86::BI__builtin_ia32_selectq_256:
case X86::BI__builtin_ia32_selectq_512:
case X86::BI__builtin_ia32_selectps_128:
case X86::BI__builtin_ia32_selectps_256:
case X86::BI__builtin_ia32_selectps_512:
case X86::BI__builtin_ia32_selectpd_128:
case X86::BI__builtin_ia32_selectpd_256:
case X86::BI__builtin_ia32_selectpd_512:
  return EmitX86Select(*this, Ops[0], Ops[1], Ops[2]);
case X86::BI__builtin_ia32_selectss_128:
case X86::BI__builtin_ia32_selectsd_128: {
  Value *A = Builder.CreateExtractElement(Ops[1], (uint64_t)0);
  Value *B = Builder.CreateExtractElement(Ops[2], (uint64_t)0);
  A = EmitX86ScalarSelect(*this, Ops[0], A, B);
  return Builder.CreateInsertElement(Ops[1], A, (uint64_t)0);
}
case X86::BI__builtin_ia32_cmpb128_mask:
case X86::BI__builtin_ia32_cmpb256_mask:
case X86::BI__builtin_ia32_cmpb512_mask:
case X86::BI__builtin_ia32_cmpw128_mask:
case X86::BI__builtin_ia32_cmpw256_mask:
case X86::BI__builtin_ia32_cmpw512_mask:
case X86::BI__builtin_ia32_cmpd128_mask:
case X86::BI__builtin_ia32_cmpd256_mask:
case X86::BI__builtin_ia32_cmpd512_mask:
case X86::BI__builtin_ia32_cmpq128_mask:
case X86::BI__builtin_ia32_cmpq256_mask:
case X86::BI__builtin_ia32_cmpq512_mask: {
  unsigned CC = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0x7;
  return EmitX86MaskedCompare(*this, CC, true, Ops);
}
case X86::BI__builtin_ia32_ucmpb128_mask:
case X86::BI__builtin_ia32_ucmpb256_mask:
case X86::BI__builtin_ia32_ucmpb512_mask:
case X86::BI__builtin_ia32_ucmpw128_mask:
case X86::BI__builtin_ia32_ucmpw256_mask:
case X86::BI__builtin_ia32_ucmpw512_mask:
case X86::BI__builtin_ia32_ucmpd128_mask:
case X86::BI__builtin_ia32_ucmpd256_mask:
case X86::BI__builtin_ia32_ucmpd512_mask:
case X86::BI__builtin_ia32_ucmpq128_mask:
case X86::BI__builtin_ia32_ucmpq256_mask:
case X86::BI__builtin_ia32_ucmpq512_mask: {
  unsigned CC = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0x7;
  return EmitX86MaskedCompare(*this, CC, false, Ops);
}
case X86::BI__builtin_ia32_vpcomb:
case X86::BI__builtin_ia32_vpcomw:
case X86::BI__builtin_ia32_vpcomd:
case X86::BI__builtin_ia32_vpcomq:
  return EmitX86vpcom(*this, Ops, true);
case X86::BI__builtin_ia32_vpcomub:
case X86::BI__builtin_ia32_vpcomuw:
case X86::BI__builtin_ia32_vpcomud:
case X86::BI__builtin_ia32_vpcomuq:
  return EmitX86vpcom(*this, Ops, false);

case X86::BI__builtin_ia32_kortestcqi:
case X86::BI__builtin_ia32_kortestchi:
case X86::BI__builtin_ia32_kortestcsi:
case X86::BI__builtin_ia32_kortestcdi: {
  Value *Or = EmitX86MaskLogic(*this, Instruction::Or, Ops);
  Value *C = llvm::Constant::getAllOnesValue(Ops[0]->getType());
  Value *Cmp = Builder.CreateICmpEQ(Or, C);
  return Builder.CreateZExt(Cmp, ConvertType(E->getType()));
}
case X86::BI__builtin_ia32_kortestzqi:
case X86::BI__builtin_ia32_kortestzhi:
case X86::BI__builtin_ia32_kortestzsi:
case X86::BI__builtin_ia32_kortestzdi: {
  Value *Or = EmitX86MaskLogic(*this, Instruction::Or, Ops);
  Value *C = llvm::Constant::getNullValue(Ops[0]->getType());
  Value *Cmp = Builder.CreateICmpEQ(Or, C);
  return Builder.CreateZExt(Cmp, ConvertType(E->getType()));
}

case X86::BI__builtin_ia32_ktestcqi:
case X86::BI__builtin_ia32_ktestzqi:
case X86::BI__builtin_ia32_ktestchi:
case X86::BI__builtin_ia32_ktestzhi:
case X86::BI__builtin_ia32_ktestcsi:
case X86::BI__builtin_ia32_ktestzsi:
case X86::BI__builtin_ia32_ktestcdi:
case X86::BI__builtin_ia32_ktestzdi: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_ktestcqi:
    IID = Intrinsic::x86_avx512_ktestc_b;
    break;
  case X86::BI__builtin_ia32_ktestzqi:
    IID = Intrinsic::x86_avx512_ktestz_b;
    break;
  case X86::BI__builtin_ia32_ktestchi:
    IID = Intrinsic::x86_avx512_ktestc_w;
    break;
  case X86::BI__builtin_ia32_ktestzhi:
    IID = Intrinsic::x86_avx512_ktestz_w;
    break;
  case X86::BI__builtin_ia32_ktestcsi:
    IID = Intrinsic::x86_avx512_ktestc_d;
    break;
  case X86::BI__builtin_ia32_ktestzsi:
    IID = Intrinsic::x86_avx512_ktestz_d;
    break;
  case X86::BI__builtin_ia32_ktestcdi:
    IID = Intrinsic::x86_avx512_ktestc_q;
    break;
  case X86::BI__builtin_ia32_ktestzdi:
    IID = Intrinsic::x86_avx512_ktestz_q;
    break;
  }

  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
  Value *LHS = getMaskVecValue(*this, Ops[0], NumElts);
  Value *RHS = getMaskVecValue(*this, Ops[1], NumElts);
  Function *Intr = CGM.getIntrinsic(IID);
  return Builder.CreateCall(Intr, {LHS, RHS});
}

case X86::BI__builtin_ia32_kaddqi:
case X86::BI__builtin_ia32_kaddhi:
case X86::BI__builtin_ia32_kaddsi:
case X86::BI__builtin_ia32_kadddi: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_kaddqi:
    IID = Intrinsic::x86_avx512_kadd_b;
    break;
  case X86::BI__builtin_ia32_kaddhi:
    IID = Intrinsic::x86_avx512_kadd_w;
    break;
  case X86::BI__builtin_ia32_kaddsi:
    IID = Intrinsic::x86_avx512_kadd_d;
    break;
  case X86::BI__builtin_ia32_kadddi:
    IID = Intrinsic::x86_avx512_kadd_q;
    break;
  }

  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
  Value *LHS = getMaskVecValue(*this, Ops[0], NumElts);
  Value *RHS = getMaskVecValue(*this, Ops[1], NumElts);
  Function *Intr = CGM.getIntrinsic(IID);
  Value *Res = Builder.CreateCall(Intr, {LHS, RHS});
  return Builder.CreateBitCast(Res, Ops[0]->getType());
}
case X86::BI__builtin_ia32_kandqi:
case X86::BI__builtin_ia32_kandhi:
case X86::BI__builtin_ia32_kandsi:
case X86::BI__builtin_ia32_kanddi:
  return EmitX86MaskLogic(*this, Instruction::And, Ops);
case X86::BI__builtin_ia32_kandnqi:
case X86::BI__builtin_ia32_kandnhi:
case X86::BI__builtin_ia32_kandnsi:
case X86::BI__builtin_ia32_kandndi:
  return EmitX86MaskLogic(*this, Instruction::And, Ops, true);
case X86::BI__builtin_ia32_korqi:
case X86::BI__builtin_ia32_korhi:
case X86::BI__builtin_ia32_korsi:
case X86::BI__builtin_ia32_kordi:
  return EmitX86MaskLogic(*this, Instruction::Or, Ops);
case X86::BI__builtin_ia32_kxnorqi:
case X86::BI__builtin_ia32_kxnorhi:
case X86::BI__builtin_ia32_kxnorsi:
case X86::BI__builtin_ia32_kxnordi:
  return EmitX86MaskLogic(*this, Instruction::Xor, Ops, true);
case X86::BI__builtin_ia32_kxorqi:
case X86::BI__builtin_ia32_kxorhi:
case X86::BI__builtin_ia32_kxorsi:
case X86::BI__builtin_ia32_kxordi:
  return EmitX86MaskLogic(*this, Instruction::Xor,  Ops);
case X86::BI__builtin_ia32_knotqi:
case X86::BI__builtin_ia32_knothi:
case X86::BI__builtin_ia32_knotsi:
case X86::BI__builtin_ia32_knotdi: {
  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
  Value *Res = getMaskVecValue(*this, Ops[0], NumElts);
  return Builder.CreateBitCast(Builder.CreateNot(Res),
                               Ops[0]->getType());
}
case X86::BI__builtin_ia32_kmovb:
case X86::BI__builtin_ia32_kmovw:
case X86::BI__builtin_ia32_kmovd:
case X86::BI__builtin_ia32_kmovq: {
  // Bitcast to vXi1 type and then back to integer. This gets the mask
  // register type into the IR, but might be optimized out depending on
  // what's around it.
  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
  Value *Res = getMaskVecValue(*this, Ops[0], NumElts);
  return Builder.CreateBitCast(Res, Ops[0]->getType());
}

case X86::BI__builtin_ia32_kunpckdi:
case X86::BI__builtin_ia32_kunpcksi:
case X86::BI__builtin_ia32_kunpckhi: {
  unsigned NumElts = Ops[0]->getType()->getIntegerBitWidth();
  Value *LHS = getMaskVecValue(*this, Ops[0], NumElts);
  Value *RHS = getMaskVecValue(*this, Ops[1], NumElts);
  int Indices[64];
  for (unsigned i = 0; i != NumElts; ++i)
    Indices[i] = i;

  // First extract half of each vector. This gives better codegen than
  // doing it in a single shuffle.
  LHS = Builder.CreateShuffleVector(LHS, LHS,
                                    makeArrayRef(Indices, NumElts / 2));
  RHS = Builder.CreateShuffleVector(RHS, RHS,
                                    makeArrayRef(Indices, NumElts / 2));
  // Concat the vectors.
  // NOTE: Operands are swapped to match the intrinsic definition.
  Value *Res = Builder.CreateShuffleVector(RHS, LHS,
                                           makeArrayRef(Indices, NumElts));
  return Builder.CreateBitCast(Res, Ops[0]->getType());
}

case X86::BI__builtin_ia32_vplzcntd_128:
case X86::BI__builtin_ia32_vplzcntd_256:
case X86::BI__builtin_ia32_vplzcntd_512:
case X86::BI__builtin_ia32_vplzcntq_128:
case X86::BI__builtin_ia32_vplzcntq_256:
case X86::BI__builtin_ia32_vplzcntq_512: {
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0],Builder.getInt1(false)});
}
case X86::BI__builtin_ia32_sqrtss:
case X86::BI__builtin_ia32_sqrtsd: {
  Value *A = Builder.CreateExtractElement(Ops[0], (uint64_t)0);
  Function *F;
  if (Builder.getIsFPConstrained()) {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
    F = CGM.getIntrinsic(Intrinsic::experimental_constrained_sqrt,
                         A->getType());
    A = Builder.CreateConstrainedFPCall(F, {A});
  } else {
    F = CGM.getIntrinsic(Intrinsic::sqrt, A->getType());
    A = Builder.CreateCall(F, {A});
  }
  return Builder.CreateInsertElement(Ops[0], A, (uint64_t)0);
}
case X86::BI__builtin_ia32_sqrtsd_round_mask:
case X86::BI__builtin_ia32_sqrtss_round_mask: {
  unsigned CC = cast<llvm::ConstantInt>(Ops[4])->getZExtValue();
  // Support only if the rounding mode is 4 (AKA CUR_DIRECTION),
  // otherwise keep the intrinsic.
  if (CC != 4) {
    Intrinsic::ID IID = BuiltinID == X86::BI__builtin_ia32_sqrtsd_round_mask ?
                        Intrinsic::x86_avx512_mask_sqrt_sd :
                        Intrinsic::x86_avx512_mask_sqrt_ss;
    return Builder.CreateCall(CGM.getIntrinsic(IID), Ops);
  }
  Value *A = Builder.CreateExtractElement(Ops[1], (uint64_t)0);
  Function *F;
  if (Builder.getIsFPConstrained()) {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
    F = CGM.getIntrinsic(Intrinsic::experimental_constrained_sqrt,
                         A->getType());
    A = Builder.CreateConstrainedFPCall(F, A);
  } else {
    F = CGM.getIntrinsic(Intrinsic::sqrt, A->getType());
    A = Builder.CreateCall(F, A);
  }
  Value *Src = Builder.CreateExtractElement(Ops[2], (uint64_t)0);
  A = EmitX86ScalarSelect(*this, Ops[3], A, Src);
  return Builder.CreateInsertElement(Ops[0], A, (uint64_t)0);
}
case X86::BI__builtin_ia32_sqrtpd256:
case X86::BI__builtin_ia32_sqrtpd:
case X86::BI__builtin_ia32_sqrtps256:
case X86::BI__builtin_ia32_sqrtps:
case X86::BI__builtin_ia32_sqrtps512:
case X86::BI__builtin_ia32_sqrtpd512: {
  if (Ops.size() == 2) {
    unsigned CC = cast<llvm::ConstantInt>(Ops[1])->getZExtValue();
    // Support only if the rounding mode is 4 (AKA CUR_DIRECTION),
    // otherwise keep the intrinsic.
    if (CC != 4) {
      Intrinsic::ID IID = BuiltinID == X86::BI__builtin_ia32_sqrtps512 ?
                          Intrinsic::x86_avx512_sqrt_ps_512 :
                          Intrinsic::x86_avx512_sqrt_pd_512;
      return Builder.CreateCall(CGM.getIntrinsic(IID), Ops);
    }
  }
  if (Builder.getIsFPConstrained()) {
    CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_sqrt,
                                   Ops[0]->getType());
    return Builder.CreateConstrainedFPCall(F, Ops[0]);
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::sqrt, Ops[0]->getType());
    return Builder.CreateCall(F, Ops[0]);
  }
}
case X86::BI__builtin_ia32_pabsb128:
case X86::BI__builtin_ia32_pabsw128:
case X86::BI__builtin_ia32_pabsd128:
case X86::BI__builtin_ia32_pabsb256:
case X86::BI__builtin_ia32_pabsw256:
case X86::BI__builtin_ia32_pabsd256:
case X86::BI__builtin_ia32_pabsq128:
case X86::BI__builtin_ia32_pabsq256:
case X86::BI__builtin_ia32_pabsb512:
case X86::BI__builtin_ia32_pabsw512:
case X86::BI__builtin_ia32_pabsd512:
case X86::BI__builtin_ia32_pabsq512: {
  Function *F = CGM.getIntrinsic(Intrinsic::abs, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0], Builder.getInt1(false)});
}
case X86::BI__builtin_ia32_pmaxsb128:
case X86::BI__builtin_ia32_pmaxsw128:
case X86::BI__builtin_ia32_pmaxsd128:
case X86::BI__builtin_ia32_pmaxsq128:
case X86::BI__builtin_ia32_pmaxsb256:
case X86::BI__builtin_ia32_pmaxsw256:
case X86::BI__builtin_ia32_pmaxsd256:
case X86::BI__builtin_ia32_pmaxsq256:
case X86::BI__builtin_ia32_pmaxsb512:
case X86::BI__builtin_ia32_pmaxsw512:
case X86::BI__builtin_ia32_pmaxsd512:
case X86::BI__builtin_ia32_pmaxsq512:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::smax);
case X86::BI__builtin_ia32_pmaxub128:
case X86::BI__builtin_ia32_pmaxuw128:
case X86::BI__builtin_ia32_pmaxud128:
case X86::BI__builtin_ia32_pmaxuq128:
case X86::BI__builtin_ia32_pmaxub256:
case X86::BI__builtin_ia32_pmaxuw256:
case X86::BI__builtin_ia32_pmaxud256:
case X86::BI__builtin_ia32_pmaxuq256:
case X86::BI__builtin_ia32_pmaxub512:
case X86::BI__builtin_ia32_pmaxuw512:
case X86::BI__builtin_ia32_pmaxud512:
case X86::BI__builtin_ia32_pmaxuq512:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::umax);
case X86::BI__builtin_ia32_pminsb128:
case X86::BI__builtin_ia32_pminsw128:
case X86::BI__builtin_ia32_pminsd128:
case X86::BI__builtin_ia32_pminsq128:
case X86::BI__builtin_ia32_pminsb256:
case X86::BI__builtin_ia32_pminsw256:
case X86::BI__builtin_ia32_pminsd256:
case X86::BI__builtin_ia32_pminsq256:
case X86::BI__builtin_ia32_pminsb512:
case X86::BI__builtin_ia32_pminsw512:
case X86::BI__builtin_ia32_pminsd512:
case X86::BI__builtin_ia32_pminsq512:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::smin);
case X86::BI__builtin_ia32_pminub128:
case X86::BI__builtin_ia32_pminuw128:
case X86::BI__builtin_ia32_pminud128:
case X86::BI__builtin_ia32_pminuq128:
case X86::BI__builtin_ia32_pminub256:
case X86::BI__builtin_ia32_pminuw256:
case X86::BI__builtin_ia32_pminud256:
case X86::BI__builtin_ia32_pminuq256:
case X86::BI__builtin_ia32_pminub512:
case X86::BI__builtin_ia32_pminuw512:
case X86::BI__builtin_ia32_pminud512:
case X86::BI__builtin_ia32_pminuq512:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::umin);

case X86::BI__builtin_ia32_pmuludq128:
case X86::BI__builtin_ia32_pmuludq256:
case X86::BI__builtin_ia32_pmuludq512:
  return EmitX86Muldq(*this, /*IsSigned*/false, Ops);

case X86::BI__builtin_ia32_pmuldq128:
case X86::BI__builtin_ia32_pmuldq256:
case X86::BI__builtin_ia32_pmuldq512:
  return EmitX86Muldq(*this, /*IsSigned*/true, Ops);

case X86::BI__builtin_ia32_pternlogd512_mask:
case X86::BI__builtin_ia32_pternlogq512_mask:
case X86::BI__builtin_ia32_pternlogd128_mask:
case X86::BI__builtin_ia32_pternlogd256_mask:
case X86::BI__builtin_ia32_pternlogq128_mask:
case X86::BI__builtin_ia32_pternlogq256_mask:
  return EmitX86Ternlog(*this, /*ZeroMask*/false, Ops);

case X86::BI__builtin_ia32_pternlogd512_maskz:
case X86::BI__builtin_ia32_pternlogq512_maskz:
case X86::BI__builtin_ia32_pternlogd128_maskz:
case X86::BI__builtin_ia32_pternlogd256_maskz:
case X86::BI__builtin_ia32_pternlogq128_maskz:
case X86::BI__builtin_ia32_pternlogq256_maskz:
  return EmitX86Ternlog(*this, /*ZeroMask*/true, Ops);

case X86::BI__builtin_ia32_vpshldd128:
case X86::BI__builtin_ia32_vpshldd256:
case X86::BI__builtin_ia32_vpshldd512:
case X86::BI__builtin_ia32_vpshldq128:
case X86::BI__builtin_ia32_vpshldq256:
case X86::BI__builtin_ia32_vpshldq512:
case X86::BI__builtin_ia32_vpshldw128:
case X86::BI__builtin_ia32_vpshldw256:
case X86::BI__builtin_ia32_vpshldw512:
  return EmitX86FunnelShift(*this, Ops[0], Ops[1], Ops[2], false);

case X86::BI__builtin_ia32_vpshrdd128:
case X86::BI__builtin_ia32_vpshrdd256:
case X86::BI__builtin_ia32_vpshrdd512:
case X86::BI__builtin_ia32_vpshrdq128:
case X86::BI__builtin_ia32_vpshrdq256:
case X86::BI__builtin_ia32_vpshrdq512:
case X86::BI__builtin_ia32_vpshrdw128:
case X86::BI__builtin_ia32_vpshrdw256:
case X86::BI__builtin_ia32_vpshrdw512:
  // Ops 0 and 1 are swapped.
  return EmitX86FunnelShift(*this, Ops[1], Ops[0], Ops[2], true);

case X86::BI__builtin_ia32_vpshldvd128:
case X86::BI__builtin_ia32_vpshldvd256:
case X86::BI__builtin_ia32_vpshldvd512:
case X86::BI__builtin_ia32_vpshldvq128:
case X86::BI__builtin_ia32_vpshldvq256:
case X86::BI__builtin_ia32_vpshldvq512:
case X86::BI__builtin_ia32_vpshldvw128:
case X86::BI__builtin_ia32_vpshldvw256:
case X86::BI__builtin_ia32_vpshldvw512:
  return EmitX86FunnelShift(*this, Ops[0], Ops[1], Ops[2], false);

case X86::BI__builtin_ia32_vpshrdvd128:
case X86::BI__builtin_ia32_vpshrdvd256:
case X86::BI__builtin_ia32_vpshrdvd512:
case X86::BI__builtin_ia32_vpshrdvq128:
case X86::BI__builtin_ia32_vpshrdvq256:
case X86::BI__builtin_ia32_vpshrdvq512:
case X86::BI__builtin_ia32_vpshrdvw128:
case X86::BI__builtin_ia32_vpshrdvw256:
case X86::BI__builtin_ia32_vpshrdvw512:
  // Ops 0 and 1 are swapped.
  return EmitX86FunnelShift(*this, Ops[1], Ops[0], Ops[2], true);

// Reductions
case X86::BI__builtin_ia32_reduce_add_d512:
case X86::BI__builtin_ia32_reduce_add_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_add, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_and_d512:
case X86::BI__builtin_ia32_reduce_and_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_and, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_fadd_pd512:
case X86::BI__builtin_ia32_reduce_fadd_ps512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_fadd, Ops[1]->getType());
  Builder.getFastMathFlags().setAllowReassoc();
  return Builder.CreateCall(F, {Ops[0], Ops[1]});
}
case X86::BI__builtin_ia32_reduce_fmul_pd512:
case X86::BI__builtin_ia32_reduce_fmul_ps512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_fmul, Ops[1]->getType());
  Builder.getFastMathFlags().setAllowReassoc();
  return Builder.CreateCall(F, {Ops[0], Ops[1]});
}
case X86::BI__builtin_ia32_reduce_fmax_pd512:
case X86::BI__builtin_ia32_reduce_fmax_ps512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_fmax, Ops[0]->getType());
  Builder.getFastMathFlags().setNoNaNs();
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_fmin_pd512:
case X86::BI__builtin_ia32_reduce_fmin_ps512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_fmin, Ops[0]->getType());
  Builder.getFastMathFlags().setNoNaNs();
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_mul_d512:
case X86::BI__builtin_ia32_reduce_mul_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_mul, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_or_d512:
case X86::BI__builtin_ia32_reduce_or_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_or, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_smax_d512:
case X86::BI__builtin_ia32_reduce_smax_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_smax, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_smin_d512:
case X86::BI__builtin_ia32_reduce_smin_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_smin, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_umax_d512:
case X86::BI__builtin_ia32_reduce_umax_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_umax, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}
case X86::BI__builtin_ia32_reduce_umin_d512:
case X86::BI__builtin_ia32_reduce_umin_q512: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::vector_reduce_umin, Ops[0]->getType());
  return Builder.CreateCall(F, {Ops[0]});
}

// 3DNow!
case X86::BI__builtin_ia32_pswapdsf:
case X86::BI__builtin_ia32_pswapdsi: {
  llvm::Type *MMXTy = llvm::Type::getX86_MMXTy(getLLVMContext());
  Ops[0] = Builder.CreateBitCast(Ops[0], MMXTy, "cast");
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::x86_3dnowa_pswapd);
  return Builder.CreateCall(F, Ops, "pswapd");
}
case X86::BI__builtin_ia32_rdrand16_step:
case X86::BI__builtin_ia32_rdrand32_step:
case X86::BI__builtin_ia32_rdrand64_step:
case X86::BI__builtin_ia32_rdseed16_step:
case X86::BI__builtin_ia32_rdseed32_step:
case X86::BI__builtin_ia32_rdseed64_step: {
  Intrinsic::ID ID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_rdrand16_step:
    ID = Intrinsic::x86_rdrand_16;
    break;
  case X86::BI__builtin_ia32_rdrand32_step:
    ID = Intrinsic::x86_rdrand_32;
    break;
  case X86::BI__builtin_ia32_rdrand64_step:
    ID = Intrinsic::x86_rdrand_64;
    break;
  case X86::BI__builtin_ia32_rdseed16_step:
    ID = Intrinsic::x86_rdseed_16;
    break;
  case X86::BI__builtin_ia32_rdseed32_step:
    ID = Intrinsic::x86_rdseed_32;
    break;
  case X86::BI__builtin_ia32_rdseed64_step:
    ID = Intrinsic::x86_rdseed_64;
    break;
  }

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(ID));
  Builder.CreateDefaultAlignedStore(Builder.CreateExtractValue(Call, 0),
                                    Ops[0]);
  return Builder.CreateExtractValue(Call, 1);
}
case X86::BI__builtin_ia32_addcarryx_u32:
case X86::BI__builtin_ia32_addcarryx_u64:
case X86::BI__builtin_ia32_subborrow_u32:
case X86::BI__builtin_ia32_subborrow_u64: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_addcarryx_u32:
    IID = Intrinsic::x86_addcarry_32;
    break;
  case X86::BI__builtin_ia32_addcarryx_u64:
    IID = Intrinsic::x86_addcarry_64;
    break;
  case X86::BI__builtin_ia32_subborrow_u32:
    IID = Intrinsic::x86_subborrow_32;
    break;
  case X86::BI__builtin_ia32_subborrow_u64:
    IID = Intrinsic::x86_subborrow_64;
    break;
  }

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID),
                                   { Ops[0], Ops[1], Ops[2] });
  Builder.CreateDefaultAlignedStore(Builder.CreateExtractValue(Call, 1),
                                    Ops[3]);
  return Builder.CreateExtractValue(Call, 0);
}

case X86::BI__builtin_ia32_fpclassps128_mask:
case X86::BI__builtin_ia32_fpclassps256_mask:
case X86::BI__builtin_ia32_fpclassps512_mask:
case X86::BI__builtin_ia32_fpclasspd128_mask:
case X86::BI__builtin_ia32_fpclasspd256_mask:
case X86::BI__builtin_ia32_fpclasspd512_mask: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  Value *MaskIn = Ops[2];
  Ops.erase(&Ops[2]);

  Intrinsic::ID ID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_fpclassps128_mask:
    ID = Intrinsic::x86_avx512_fpclass_ps_128;
    break;
  case X86::BI__builtin_ia32_fpclassps256_mask:
    ID = Intrinsic::x86_avx512_fpclass_ps_256;
    break;
  case X86::BI__builtin_ia32_fpclassps512_mask:
    ID = Intrinsic::x86_avx512_fpclass_ps_512;
    break;
  case X86::BI__builtin_ia32_fpclasspd128_mask:
    ID = Intrinsic::x86_avx512_fpclass_pd_128;
    break;
  case X86::BI__builtin_ia32_fpclasspd256_mask:
    ID = Intrinsic::x86_avx512_fpclass_pd_256;
    break;
  case X86::BI__builtin_ia32_fpclasspd512_mask:
    ID = Intrinsic::x86_avx512_fpclass_pd_512;
    break;
  }

  Value *Fpclass = Builder.CreateCall(CGM.getIntrinsic(ID), Ops);
  return EmitX86MaskedCompareResult(*this, Fpclass, NumElts, MaskIn);
}

case X86::BI__builtin_ia32_vp2intersect_q_512:
case X86::BI__builtin_ia32_vp2intersect_q_256:
case X86::BI__builtin_ia32_vp2intersect_q_128:
case X86::BI__builtin_ia32_vp2intersect_d_512:
case X86::BI__builtin_ia32_vp2intersect_d_256:
case X86::BI__builtin_ia32_vp2intersect_d_128: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  Intrinsic::ID ID;

  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_vp2intersect_q_512:
    ID = Intrinsic::x86_avx512_vp2intersect_q_512;
    break;
  case X86::BI__builtin_ia32_vp2intersect_q_256:
    ID = Intrinsic::x86_avx512_vp2intersect_q_256;
    break;
  case X86::BI__builtin_ia32_vp2intersect_q_128:
    ID = Intrinsic::x86_avx512_vp2intersect_q_128;
    break;
  case X86::BI__builtin_ia32_vp2intersect_d_512:
    ID = Intrinsic::x86_avx512_vp2intersect_d_512;
    break;
  case X86::BI__builtin_ia32_vp2intersect_d_256:
    ID = Intrinsic::x86_avx512_vp2intersect_d_256;
    break;
  case X86::BI__builtin_ia32_vp2intersect_d_128:
    ID = Intrinsic::x86_avx512_vp2intersect_d_128;
    break;
  }

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(ID), {Ops[0], Ops[1]});
  Value *Result = Builder.CreateExtractValue(Call, 0);
  Result = EmitX86MaskedCompareResult(*this, Result, NumElts, nullptr);
  Builder.CreateDefaultAlignedStore(Result, Ops[2]);

  Result = Builder.CreateExtractValue(Call, 1);
  Result = EmitX86MaskedCompareResult(*this, Result, NumElts, nullptr);
  return Builder.CreateDefaultAlignedStore(Result, Ops[3]);
}

case X86::BI__builtin_ia32_vpmultishiftqb128:
case X86::BI__builtin_ia32_vpmultishiftqb256:
case X86::BI__builtin_ia32_vpmultishiftqb512: {
  Intrinsic::ID ID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_vpmultishiftqb128:
    ID = Intrinsic::x86_avx512_pmultishift_qb_128;
    break;
  case X86::BI__builtin_ia32_vpmultishiftqb256:
    ID = Intrinsic::x86_avx512_pmultishift_qb_256;
    break;
  case X86::BI__builtin_ia32_vpmultishiftqb512:
    ID = Intrinsic::x86_avx512_pmultishift_qb_512;
    break;
  }

  return Builder.CreateCall(CGM.getIntrinsic(ID), Ops);
}

case X86::BI__builtin_ia32_vpshufbitqmb128_mask:
case X86::BI__builtin_ia32_vpshufbitqmb256_mask:
case X86::BI__builtin_ia32_vpshufbitqmb512_mask: {
  unsigned NumElts =
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
  Value *MaskIn = Ops[2];
  Ops.erase(&Ops[2]);

  Intrinsic::ID ID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_vpshufbitqmb128_mask:
    ID = Intrinsic::x86_avx512_vpshufbitqmb_128;
    break;
  case X86::BI__builtin_ia32_vpshufbitqmb256_mask:
    ID = Intrinsic::x86_avx512_vpshufbitqmb_256;
    break;
  case X86::BI__builtin_ia32_vpshufbitqmb512_mask:
    ID = Intrinsic::x86_avx512_vpshufbitqmb_512;
    break;
  }

  Value *Shufbit = Builder.CreateCall(CGM.getIntrinsic(ID), Ops);
  return EmitX86MaskedCompareResult(*this, Shufbit, NumElts, MaskIn);
}

// packed comparison intrinsics
case X86::BI__builtin_ia32_cmpeqps:
case X86::BI__builtin_ia32_cmpeqpd:
  return getVectorFCmpIR(CmpInst::FCMP_OEQ, /*IsSignaling*/false);
case X86::BI__builtin_ia32_cmpltps:
case X86::BI__builtin_ia32_cmpltpd:
  return getVectorFCmpIR(CmpInst::FCMP_OLT, /*IsSignaling*/true);
case X86::BI__builtin_ia32_cmpleps:
case X86::BI__builtin_ia32_cmplepd:
  return getVectorFCmpIR(CmpInst::FCMP_OLE, /*IsSignaling*/true);
case X86::BI__builtin_ia32_cmpunordps:
case X86::BI__builtin_ia32_cmpunordpd:
  return getVectorFCmpIR(CmpInst::FCMP_UNO, /*IsSignaling*/false);
case X86::BI__builtin_ia32_cmpneqps:
case X86::BI__builtin_ia32_cmpneqpd:
  return getVectorFCmpIR(CmpInst::FCMP_UNE, /*IsSignaling*/false);
case X86::BI__builtin_ia32_cmpnltps:
case X86::BI__builtin_ia32_cmpnltpd:
  return getVectorFCmpIR(CmpInst::FCMP_UGE, /*IsSignaling*/true);
case X86::BI__builtin_ia32_cmpnleps:
case X86::BI__builtin_ia32_cmpnlepd:
  return getVectorFCmpIR(CmpInst::FCMP_UGT, /*IsSignaling*/true);
case X86::BI__builtin_ia32_cmpordps:
case X86::BI__builtin_ia32_cmpordpd:
  return getVectorFCmpIR(CmpInst::FCMP_ORD, /*IsSignaling*/false);
case X86::BI__builtin_ia32_cmpps128_mask:
case X86::BI__builtin_ia32_cmpps256_mask:
case X86::BI__builtin_ia32_cmpps512_mask:
case X86::BI__builtin_ia32_cmppd128_mask:
case X86::BI__builtin_ia32_cmppd256_mask:
case X86::BI__builtin_ia32_cmppd512_mask:
  IsMaskFCmp = true;
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
case X86::BI__builtin_ia32_cmpps:
case X86::BI__builtin_ia32_cmpps256:
case X86::BI__builtin_ia32_cmppd:
case X86::BI__builtin_ia32_cmppd256: {
  // Lowering vector comparisons to fcmp instructions, while
  // ignoring signalling behaviour requested
  // ignoring rounding mode requested
  // This is only possible if fp-model is not strict and FENV_ACCESS is off.

  // The third argument is the comparison condition, and integer in the
  // range [0, 31]
  unsigned CC = cast<llvm::ConstantInt>(Ops[2])->getZExtValue() & 0x1f;

  // Lowering to IR fcmp instruction.
  // Ignoring requested signaling behaviour,
  // e.g. both _CMP_GT_OS & _CMP_GT_OQ are translated to FCMP_OGT.
  FCmpInst::Predicate Pred;
  bool IsSignaling;
  // Predicates for 16-31 repeat the 0-15 predicates. Only the signalling
  // behavior is inverted. We'll handle that after the switch.
  switch (CC & 0xf) {
  case 0x00: Pred = FCmpInst::FCMP_OEQ;   IsSignaling = false; break;
  case 0x01: Pred = FCmpInst::FCMP_OLT;   IsSignaling = true;  break;
  case 0x02: Pred = FCmpInst::FCMP_OLE;   IsSignaling = true;  break;
  case 0x03: Pred = FCmpInst::FCMP_UNO;   IsSignaling = false; break;
  case 0x04: Pred = FCmpInst::FCMP_UNE;   IsSignaling = false; break;
  case 0x05: Pred = FCmpInst::FCMP_UGE;   IsSignaling = true;  break;
  case 0x06: Pred = FCmpInst::FCMP_UGT;   IsSignaling = true;  break;
  case 0x07: Pred = FCmpInst::FCMP_ORD;   IsSignaling = false; break;
  case 0x08: Pred = FCmpInst::FCMP_UEQ;   IsSignaling = false; break;
  case 0x09: Pred = FCmpInst::FCMP_ULT;   IsSignaling = true;  break;
  case 0x0a: Pred = FCmpInst::FCMP_ULE;   IsSignaling = true;  break;
  case 0x0b: Pred = FCmpInst::FCMP_FALSE; IsSignaling = false; break;
  case 0x0c: Pred = FCmpInst::FCMP_ONE;   IsSignaling = false; break;
  case 0x0d: Pred = FCmpInst::FCMP_OGE;   IsSignaling = true;  break;
  case 0x0e: Pred = FCmpInst::FCMP_OGT;   IsSignaling = true;  break;
  case 0x0f: Pred = FCmpInst::FCMP_TRUE;  IsSignaling = false; break;
  default: llvm_unreachable("Unhandled CC")__builtin_unreachable();
  }

  // Invert the signalling behavior for 16-31.
  if (CC & 0x10)
    IsSignaling = !IsSignaling;

  // If the predicate is true or false and we're using constrained intrinsics,
  // we don't have a compare intrinsic we can use. Just use the legacy X86
  // specific intrinsic.
  // If the intrinsic is mask enabled and we're using constrained intrinsics,
  // use the legacy X86 specific intrinsic.
  if (Builder.getIsFPConstrained() &&
      (Pred == FCmpInst::FCMP_TRUE || Pred == FCmpInst::FCMP_FALSE ||
       IsMaskFCmp)) {

    Intrinsic::ID IID;
    switch (BuiltinID) {
    default: llvm_unreachable("Unexpected builtin")__builtin_unreachable();
    case X86::BI__builtin_ia32_cmpps:
      IID = Intrinsic::x86_sse_cmp_ps;
      break;
    case X86::BI__builtin_ia32_cmpps256:
      IID = Intrinsic::x86_avx_cmp_ps_256;
      break;
    case X86::BI__builtin_ia32_cmppd:
      IID = Intrinsic::x86_sse2_cmp_pd;
      break;
    case X86::BI__builtin_ia32_cmppd256:
      IID = Intrinsic::x86_avx_cmp_pd_256;
      break;
    case X86::BI__builtin_ia32_cmpps512_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_ps_512;
      break;
    case X86::BI__builtin_ia32_cmppd512_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_pd_512;
      break;
    case X86::BI__builtin_ia32_cmpps128_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_ps_128;
      break;
    case X86::BI__builtin_ia32_cmpps256_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_ps_256;
      break;
    case X86::BI__builtin_ia32_cmppd128_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_pd_128;
      break;
    case X86::BI__builtin_ia32_cmppd256_mask:
      IID = Intrinsic::x86_avx512_mask_cmp_pd_256;
      break;
    }

    Function *Intr = CGM.getIntrinsic(IID);
    if (IsMaskFCmp) {
      unsigned NumElts =
          cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
      Ops[3] = getMaskVecValue(*this, Ops[3], NumElts);
      Value *Cmp = Builder.CreateCall(Intr, Ops);
      return EmitX86MaskedCompareResult(*this, Cmp, NumElts, nullptr);
    }

    return Builder.CreateCall(Intr, Ops);
  }

  // Builtins without the _mask suffix return a vector of integers
  // of the same width as the input vectors
  if (IsMaskFCmp) {
    // We ignore SAE if strict FP is disabled. We only keep precise
    // exception behavior under strict FP.
    // NOTE: If strict FP does ever go through here a CGFPOptionsRAII
    // object will be required.
    unsigned NumElts =
        cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements();
    Value *Cmp;
    if (IsSignaling)
      Cmp = Builder.CreateFCmpS(Pred, Ops[0], Ops[1]);
    else
      Cmp = Builder.CreateFCmp(Pred, Ops[0], Ops[1]);
    return EmitX86MaskedCompareResult(*this, Cmp, NumElts, Ops[3]);
  }

  return getVectorFCmpIR(Pred, IsSignaling);
}

// SSE scalar comparison intrinsics
case X86::BI__builtin_ia32_cmpeqss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 0);
case X86::BI__builtin_ia32_cmpltss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 1);
case X86::BI__builtin_ia32_cmpless:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 2);
case X86::BI__builtin_ia32_cmpunordss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 3);
case X86::BI__builtin_ia32_cmpneqss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 4);
case X86::BI__builtin_ia32_cmpnltss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 5);
case X86::BI__builtin_ia32_cmpnless:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 6);
case X86::BI__builtin_ia32_cmpordss:
  return getCmpIntrinsicCall(Intrinsic::x86_sse_cmp_ss, 7);
case X86::BI__builtin_ia32_cmpeqsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 0);
case X86::BI__builtin_ia32_cmpltsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 1);
case X86::BI__builtin_ia32_cmplesd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 2);
case X86::BI__builtin_ia32_cmpunordsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 3);
case X86::BI__builtin_ia32_cmpneqsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 4);
case X86::BI__builtin_ia32_cmpnltsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 5);
case X86::BI__builtin_ia32_cmpnlesd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 6);
case X86::BI__builtin_ia32_cmpordsd:
  return getCmpIntrinsicCall(Intrinsic::x86_sse2_cmp_sd, 7);

// f16c half2float intrinsics
case X86::BI__builtin_ia32_vcvtph2ps:
case X86::BI__builtin_ia32_vcvtph2ps256:
case X86::BI__builtin_ia32_vcvtph2ps_mask:
case X86::BI__builtin_ia32_vcvtph2ps256_mask:
case X86::BI__builtin_ia32_vcvtph2ps512_mask: {
  CodeGenFunction::CGFPOptionsRAII FPOptsRAII(*this, E);
  return EmitX86CvtF16ToFloatExpr(*this, Ops, ConvertType(E->getType()));
}

14634// AVX512 bf16 intrinsics
case X86::BI__builtin_ia32_cvtneps2bf16_128_mask: {
  Ops[2] = getMaskVecValue(
      *this, Ops[2],
      cast<llvm::FixedVectorType>(Ops[0]->getType())->getNumElements());
  Intrinsic::ID IID = Intrinsic::x86_avx512bf16_mask_cvtneps2bf16_128;
  return Builder.CreateCall(CGM.getIntrinsic(IID), Ops);
}
case X86::BI__builtin_ia32_cvtsbf162ss_32:
  return EmitX86CvtBF16ToFloatExpr(*this, E, Ops);

case X86::BI__builtin_ia32_cvtneps2bf16_256_mask:
case X86::BI__builtin_ia32_cvtneps2bf16_512_mask: {
  Intrinsic::ID IID;
  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported intrinsic!")__builtin_unreachable();
  case X86::BI__builtin_ia32_cvtneps2bf16_256_mask:
    IID = Intrinsic::x86_avx512bf16_cvtneps2bf16_256;
    break;
  case X86::BI__builtin_ia32_cvtneps2bf16_512_mask:
    IID = Intrinsic::x86_avx512bf16_cvtneps2bf16_512;
    break;
  }
  Value *Res = Builder.CreateCall(CGM.getIntrinsic(IID), Ops[0]);
  return EmitX86Select(*this, Ops[2], Res, Ops[1]);
}

case X86::BI__emul:
case X86::BI__emulu: {
  llvm::Type *Int64Ty = llvm::IntegerType::get(getLLVMContext(), 64);
  bool isSigned = (BuiltinID == X86::BI__emul);
  Value *LHS = Builder.CreateIntCast(Ops[0], Int64Ty, isSigned);
  Value *RHS = Builder.CreateIntCast(Ops[1], Int64Ty, isSigned);
  return Builder.CreateMul(LHS, RHS, "", !isSigned, isSigned);
}
case X86::BI__mulh:
case X86::BI__umulh:
case X86::BI_mul128:
case X86::BI_umul128: {
  llvm::Type *ResType = ConvertType(E->getType());
  llvm::Type *Int128Ty = llvm::IntegerType::get(getLLVMContext(), 128);

  bool IsSigned = (BuiltinID == X86::BI__mulh || BuiltinID == X86::BI_mul128);
  Value *LHS = Builder.CreateIntCast(Ops[0], Int128Ty, IsSigned);
  Value *RHS = Builder.CreateIntCast(Ops[1], Int128Ty, IsSigned);

  Value *MulResult, *HigherBits;
  if (IsSigned) {
    MulResult = Builder.CreateNSWMul(LHS, RHS);
    HigherBits = Builder.CreateAShr(MulResult, 64);
  } else {
    MulResult = Builder.CreateNUWMul(LHS, RHS);
    HigherBits = Builder.CreateLShr(MulResult, 64);
  }
  HigherBits = Builder.CreateIntCast(HigherBits, ResType, IsSigned);

  if (BuiltinID == X86::BI__mulh || BuiltinID == X86::BI__umulh)
    return HigherBits;

  Address HighBitsAddress = EmitPointerWithAlignment(E->getArg(2));
  Builder.CreateStore(HigherBits, HighBitsAddress);
  return Builder.CreateIntCast(MulResult, ResType, IsSigned);
}

case X86::BI__faststorefence: {
  return Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent,
                             llvm::SyncScope::System);
}
case X86::BI__shiftleft128:
case X86::BI__shiftright128: {
  llvm::Function *F = CGM.getIntrinsic(
      BuiltinID == X86::BI__shiftleft128 ? Intrinsic::fshl : Intrinsic::fshr,
      Int64Ty);
  // Flip low/high ops and zero-extend amount to matching type.
  // shiftleft128(Low, High, Amt) -> fshl(High, Low, Amt)
  // shiftright128(Low, High, Amt) -> fshr(High, Low, Amt)
  std::swap(Ops[0], Ops[1]);
  Ops[2] = Builder.CreateZExt(Ops[2], Int64Ty);
  return Builder.CreateCall(F, Ops);
}
case X86::BI_ReadWriteBarrier:
case X86::BI_ReadBarrier:
case X86::BI_WriteBarrier: {
  return Builder.CreateFence(llvm::AtomicOrdering::SequentiallyConsistent,
                             llvm::SyncScope::SingleThread);
}

case X86::BI_AddressOfReturnAddress: {
  Function *F =
      CGM.getIntrinsic(Intrinsic::addressofreturnaddress, AllocaInt8PtrTy);
  return Builder.CreateCall(F);
}
case X86::BI__stosb: {
  // We treat __stosb as a volatile memset - it may not generate "rep stosb"
  // instruction, but it will create a memset that won't be optimized away.
  return Builder.CreateMemSet(Ops[0], Ops[1], Ops[2], Align(1), true);
}
case X86::BI__ud2:
  // llvm.trap makes a ud2a instruction on x86.
  return EmitTrapCall(Intrinsic::trap);
case X86::BI__int2c: {
  // This syscall signals a driver assertion failure in x86 NT kernels.
  llvm::FunctionType *FTy = llvm::FunctionType::get(VoidTy, false);
  llvm::InlineAsm *IA =
      llvm::InlineAsm::get(FTy, "int $$0x2c", "", /*hasSideEffects=*/true);
  llvm::AttributeList NoReturnAttr = llvm::AttributeList::get(
      getLLVMContext(), llvm::AttributeList::FunctionIndex,
      llvm::Attribute::NoReturn);
  llvm::CallInst *CI = Builder.CreateCall(IA);
  CI->setAttributes(NoReturnAttr);
  return CI;
}
case X86::BI__readfsbyte:
case X86::BI__readfsword:
case X86::BI__readfsdword:
case X86::BI__readfsqword: {
  llvm::Type *IntTy = ConvertType(E->getType());
  Value *Ptr =
      Builder.CreateIntToPtr(Ops[0], llvm::PointerType::get(IntTy, 257));
  LoadInst *Load = Builder.CreateAlignedLoad(
      IntTy, Ptr, getContext().getTypeAlignInChars(E->getType()));
  Load->setVolatile(true);
  return Load;
}
case X86::BI__readgsbyte:
case X86::BI__readgsword:
case X86::BI__readgsdword:
case X86::BI__readgsqword: {
  llvm::Type *IntTy = ConvertType(E->getType());
  Value *Ptr =
      Builder.CreateIntToPtr(Ops[0], llvm::PointerType::get(IntTy, 256));
  LoadInst *Load = Builder.CreateAlignedLoad(
      IntTy, Ptr, getContext().getTypeAlignInChars(E->getType()));
  Load->setVolatile(true);
  return Load;
}
case X86::BI__builtin_ia32_paddsb512:
case X86::BI__builtin_ia32_paddsw512:
case X86::BI__builtin_ia32_paddsb256:
case X86::BI__builtin_ia32_paddsw256:
case X86::BI__builtin_ia32_paddsb128:
case X86::BI__builtin_ia32_paddsw128:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::sadd_sat);
case X86::BI__builtin_ia32_paddusb512:
case X86::BI__builtin_ia32_paddusw512:
case X86::BI__builtin_ia32_paddusb256:
case X86::BI__builtin_ia32_paddusw256:
case X86::BI__builtin_ia32_paddusb128:
case X86::BI__builtin_ia32_paddusw128:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::uadd_sat);
case X86::BI__builtin_ia32_psubsb512:
case X86::BI__builtin_ia32_psubsw512:
case X86::BI__builtin_ia32_psubsb256:
case X86::BI__builtin_ia32_psubsw256:
case X86::BI__builtin_ia32_psubsb128:
case X86::BI__builtin_ia32_psubsw128:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::ssub_sat);
case X86::BI__builtin_ia32_psubusb512:
case X86::BI__builtin_ia32_psubusw512:
case X86::BI__builtin_ia32_psubusb256:
case X86::BI__builtin_ia32_psubusw256:
case X86::BI__builtin_ia32_psubusb128:
case X86::BI__builtin_ia32_psubusw128:
  return EmitX86BinaryIntrinsic(*this, Ops, Intrinsic::usub_sat);
case X86::BI__builtin_ia32_encodekey128_u32: {
  Intrinsic::ID IID = Intrinsic::x86_encodekey128;

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID), {Ops[0], Ops[1]});

  for (int i = 0; i < 6; ++i) {
    Value *Extract = Builder.CreateExtractValue(Call, i + 1);
    Value *Ptr = Builder.CreateConstGEP1_32(Int8Ty, Ops[2], i * 16);
    Ptr = Builder.CreateBitCast(
        Ptr, llvm::PointerType::getUnqual(Extract->getType()));
    Builder.CreateAlignedStore(Extract, Ptr, Align(1));
  }

  return Builder.CreateExtractValue(Call, 0);
}
case X86::BI__builtin_ia32_encodekey256_u32: {
  Intrinsic::ID IID = Intrinsic::x86_encodekey256;

  Value *Call =
      Builder.CreateCall(CGM.getIntrinsic(IID), {Ops[0], Ops[1], Ops[2]});

  for (int i = 0; i < 7; ++i) {
    Value *Extract = Builder.CreateExtractValue(Call, i + 1);
    Value *Ptr = Builder.CreateConstGEP1_32(Int8Ty, Ops[3], i * 16);
    Ptr = Builder.CreateBitCast(
        Ptr, llvm::PointerType::getUnqual(Extract->getType()));
    Builder.CreateAlignedStore(Extract, Ptr, Align(1));
  }

  return Builder.CreateExtractValue(Call, 0);
}
case X86::BI__builtin_ia32_aesenc128kl_u8:
case X86::BI__builtin_ia32_aesdec128kl_u8:
case X86::BI__builtin_ia32_aesenc256kl_u8:
case X86::BI__builtin_ia32_aesdec256kl_u8: {
  Intrinsic::ID IID;
  StringRef BlockName;
  switch (BuiltinID) {
  default:
    llvm_unreachable("Unexpected builtin")__builtin_unreachable();
  case X86::BI__builtin_ia32_aesenc128kl_u8:
    IID = Intrinsic::x86_aesenc128kl;
    BlockName = "aesenc128kl";
    break;
  case X86::BI__builtin_ia32_aesdec128kl_u8:
    IID = Intrinsic::x86_aesdec128kl;
    BlockName = "aesdec128kl";
    break;
  case X86::BI__builtin_ia32_aesenc256kl_u8:
    IID = Intrinsic::x86_aesenc256kl;
    BlockName = "aesenc256kl";
    break;
  case X86::BI__builtin_ia32_aesdec256kl_u8:
    IID = Intrinsic::x86_aesdec256kl;
    BlockName = "aesdec256kl";
    break;
  }

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID), {Ops[1], Ops[2]});

  BasicBlock *NoError =
      createBasicBlock(BlockName + "_no_error", this->CurFn);
  BasicBlock *Error = createBasicBlock(BlockName + "_error", this->CurFn);
  BasicBlock *End = createBasicBlock(BlockName + "_end", this->CurFn);

  Value *Ret = Builder.CreateExtractValue(Call, 0);
  Value *Succ = Builder.CreateTrunc(Ret, Builder.getInt1Ty());
  Value *Out = Builder.CreateExtractValue(Call, 1);
  Builder.CreateCondBr(Succ, NoError, Error);

  Builder.SetInsertPoint(NoError);
  Builder.CreateDefaultAlignedStore(Out, Ops[0]);
  Builder.CreateBr(End);

  Builder.SetInsertPoint(Error);
  Constant *Zero = llvm::Constant::getNullValue(Out->getType());
  Builder.CreateDefaultAlignedStore(Zero, Ops[0]);
  Builder.CreateBr(End);

  Builder.SetInsertPoint(End);
  return Builder.CreateExtractValue(Call, 0);
}
case X86::BI__builtin_ia32_aesencwide128kl_u8:
case X86::BI__builtin_ia32_aesdecwide128kl_u8:
case X86::BI__builtin_ia32_aesencwide256kl_u8:
case X86::BI__builtin_ia32_aesdecwide256kl_u8: {
  Intrinsic::ID IID;
  StringRef BlockName;
  switch (BuiltinID) {
  case X86::BI__builtin_ia32_aesencwide128kl_u8:
    IID = Intrinsic::x86_aesencwide128kl;
    BlockName = "aesencwide128kl";
    break;
  case X86::BI__builtin_ia32_aesdecwide128kl_u8:
    IID = Intrinsic::x86_aesdecwide128kl;
    BlockName = "aesdecwide128kl";
    break;
  case X86::BI__builtin_ia32_aesencwide256kl_u8:
    IID = Intrinsic::x86_aesencwide256kl;
    BlockName = "aesencwide256kl";
    break;
  case X86::BI__builtin_ia32_aesdecwide256kl_u8:
    IID = Intrinsic::x86_aesdecwide256kl;
    BlockName = "aesdecwide256kl";
    break;
  }

  llvm::Type *Ty = FixedVectorType::get(Builder.getInt64Ty(), 2);
  Value *InOps[9];
  InOps[0] = Ops[2];
  for (int i = 0; i != 8; ++i) {
    Value *Ptr = Builder.CreateConstGEP1_32(Ty, Ops[1], i);
    InOps[i + 1] = Builder.CreateAlignedLoad(Ty, Ptr, Align(16));
  }

  Value *Call = Builder.CreateCall(CGM.getIntrinsic(IID), InOps);

  BasicBlock *NoError =
      createBasicBlock(BlockName + "_no_error", this->CurFn);
  BasicBlock *Error = createBasicBlock(BlockName + "_error", this->CurFn);
  BasicBlock *End = createBasicBlock(BlockName + "_end", this->CurFn);

  Value *Ret = Builder.CreateExtractValue(Call, 0);
  Value *Succ = Builder.CreateTrunc(Ret, Builder.getInt1Ty());
  Builder.CreateCondBr(Succ, NoError, Error);

  Builder.SetInsertPoint(NoError);
  for (int i = 0; i != 8; ++i) {
    Value *Extract = Builder.CreateExtractValue(Call, i + 1);
    Value *Ptr = Builder.CreateConstGEP1_32(Extract->getType(), Ops[0], i);
    Builder.CreateAlignedStore(Extract, Ptr, Align(16));
  }
  Builder.CreateBr(End);

  Builder.SetInsertPoint(Error);
  for (int i = 0; i != 8; ++i) {
    Value *Out = Builder.CreateExtractValue(Call, i + 1);
    Constant *Zero = llvm::Constant::getNullValue(Out->getType());
    Value *Ptr = Builder.CreateConstGEP1_32(Out->getType(), Ops[0], i);
    Builder.CreateAlignedStore(Zero, Ptr, Align(16));
  }
  Builder.CreateBr(End);

  Builder.SetInsertPoint(End);
  return Builder.CreateExtractValue(Call, 0);
}
}
14945}

14947Value *CodeGenFunction::EmitPPCBuiltinExpr(unsigned BuiltinID,
                                         const CallExpr *E) {
SmallVector<Value*, 4> Ops;

for (unsigned i = 0, e = E->getNumArgs(); i != e; i++)
1
Assuming 'i' is equal to 'e'→
2
←
Loop condition is false. Execution continues on line 14954→
  Ops.push_back(EmitScalarExpr(E->getArg(i)));

Intrinsic::ID ID = Intrinsic::not_intrinsic;

switch (BuiltinID) {
3
←
Control jumps to 'case BI__builtin_vsx_strmb:'  at line 15151→
default: return nullptr;

// __builtin_ppc_get_timebase is GCC 4.8+'s PowerPC-specific name for what we
// call __builtin_readcyclecounter.
case PPC::BI__builtin_ppc_get_timebase:
  return Builder.CreateCall(CGM.getIntrinsic(Intrinsic::readcyclecounter));

// vec_ld, vec_xl_be, vec_lvsl, vec_lvsr
case PPC::BI__builtin_altivec_lvx:
case PPC::BI__builtin_altivec_lvxl:
case PPC::BI__builtin_altivec_lvebx:
case PPC::BI__builtin_altivec_lvehx:
case PPC::BI__builtin_altivec_lvewx:
case PPC::BI__builtin_altivec_lvsl:
case PPC::BI__builtin_altivec_lvsr:
case PPC::BI__builtin_vsx_lxvd2x:
case PPC::BI__builtin_vsx_lxvw4x:
case PPC::BI__builtin_vsx_lxvd2x_be:
case PPC::BI__builtin_vsx_lxvw4x_be:
case PPC::BI__builtin_vsx_lxvl:
case PPC::BI__builtin_vsx_lxvll:
{
  if(BuiltinID == PPC::BI__builtin_vsx_lxvl ||
     BuiltinID == PPC::BI__builtin_vsx_lxvll){
    Ops[0] = Builder.CreateBitCast(Ops[0], Int8PtrTy);
  }else {
    Ops[1] = Builder.CreateBitCast(Ops[1], Int8PtrTy);
    Ops[0] = Builder.CreateGEP(Int8Ty, Ops[1], Ops[0]);
    Ops.pop_back();
  }

  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported ld/lvsl/lvsr intrinsic!")__builtin_unreachable();
  case PPC::BI__builtin_altivec_lvx:
    ID = Intrinsic::ppc_altivec_lvx;
    break;
  case PPC::BI__builtin_altivec_lvxl:
    ID = Intrinsic::ppc_altivec_lvxl;
    break;
  case PPC::BI__builtin_altivec_lvebx:
    ID = Intrinsic::ppc_altivec_lvebx;
    break;
  case PPC::BI__builtin_altivec_lvehx:
    ID = Intrinsic::ppc_altivec_lvehx;
    break;
  case PPC::BI__builtin_altivec_lvewx:
    ID = Intrinsic::ppc_altivec_lvewx;
    break;
  case PPC::BI__builtin_altivec_lvsl:
    ID = Intrinsic::ppc_altivec_lvsl;
    break;
  case PPC::BI__builtin_altivec_lvsr:
    ID = Intrinsic::ppc_altivec_lvsr;
    break;
  case PPC::BI__builtin_vsx_lxvd2x:
    ID = Intrinsic::ppc_vsx_lxvd2x;
    break;
  case PPC::BI__builtin_vsx_lxvw4x:
    ID = Intrinsic::ppc_vsx_lxvw4x;
    break;
  case PPC::BI__builtin_vsx_lxvd2x_be:
    ID = Intrinsic::ppc_vsx_lxvd2x_be;
    break;
  case PPC::BI__builtin_vsx_lxvw4x_be:
    ID = Intrinsic::ppc_vsx_lxvw4x_be;
    break;
  case PPC::BI__builtin_vsx_lxvl:
    ID = Intrinsic::ppc_vsx_lxvl;
    break;
  case PPC::BI__builtin_vsx_lxvll:
    ID = Intrinsic::ppc_vsx_lxvll;
    break;
  }
  llvm::Function *F = CGM.getIntrinsic(ID);
  return Builder.CreateCall(F, Ops, "");
}

// vec_st, vec_xst_be
case PPC::BI__builtin_altivec_stvx:
case PPC::BI__builtin_altivec_stvxl:
case PPC::BI__builtin_altivec_stvebx:
case PPC::BI__builtin_altivec_stvehx:
case PPC::BI__builtin_altivec_stvewx:
case PPC::BI__builtin_vsx_stxvd2x:
case PPC::BI__builtin_vsx_stxvw4x:
case PPC::BI__builtin_vsx_stxvd2x_be:
case PPC::BI__builtin_vsx_stxvw4x_be:
case PPC::BI__builtin_vsx_stxvl:
case PPC::BI__builtin_vsx_stxvll:
{
  if(BuiltinID == PPC::BI__builtin_vsx_stxvl ||
    BuiltinID == PPC::BI__builtin_vsx_stxvll ){
    Ops[1] = Builder.CreateBitCast(Ops[1], Int8PtrTy);
  }else {
    Ops[2] = Builder.CreateBitCast(Ops[2], Int8PtrTy);
    Ops[1] = Builder.CreateGEP(Int8Ty, Ops[2], Ops[1]);
    Ops.pop_back();
  }

  switch (BuiltinID) {
  default: llvm_unreachable("Unsupported st intrinsic!")__builtin_unreachable();
  case PPC::BI__builtin_altivec_stvx:
    ID = Intrinsic::ppc_altivec_stvx;
    break;
  case PPC::BI__builtin_altivec_stvxl:
    ID = Intrinsic::ppc_altivec_stvxl;
    break;
  case PPC::BI__builtin_altivec_stvebx:
    ID = Intrinsic::ppc_altivec_stvebx;
    break;
  case PPC::BI__builtin_altivec_stvehx:
    ID = Intrinsic::ppc_altivec_stvehx;
    break;
  case PPC::BI__builtin_altivec_stvewx:
    ID = Intrinsic::ppc_altivec_stvewx;
    break;
  case PPC::BI__builtin_vsx_stxvd2x:
    ID = Intrinsic::ppc_vsx_stxvd2x;
    break;
  case PPC::BI__builtin_vsx_stxvw4x:
    ID = Intrinsic::ppc_vsx_stxvw4x;
    break;
  case PPC::BI__builtin_vsx_stxvd2x_be:
    ID = Intrinsic::ppc_vsx_stxvd2x_be;
    break;
  case PPC::BI__builtin_vsx_stxvw4x_be:
    ID = Intrinsic::ppc_vsx_stxvw4x_be;
    break;
  case PPC::BI__builtin_vsx_stxvl:
    ID = Intrinsic::ppc_vsx_stxvl;
    break;
  case PPC::BI__builtin_vsx_stxvll:
    ID = Intrinsic::ppc_vsx_stxvll;
    break;
  }
  llvm::Function *F = CGM.getIntrinsic(ID);
  return Builder.CreateCall(F, Ops, "");
}
case PPC::BI__builtin_vsx_ldrmb: {
  // Essentially boils down to performing an unaligned VMX load sequence so
  // as to avoid crossing a page boundary and then shuffling the elements
  // into the right side of the vector register.
  int64_t NumBytes = cast<ConstantInt>(Ops[1])->getZExtValue();
  llvm::Type *ResTy = ConvertType(E->getType());
  bool IsLE = getTarget().isLittleEndian();

  // If the user wants the entire vector, just load the entire vector.
  if (NumBytes == 16) {
    Value *BC = Builder.CreateBitCast(Ops[0], ResTy->getPointerTo());
    Value *LD = Builder.CreateLoad(Address(BC, CharUnits::fromQuantity(1)));
    if (!IsLE)
      return LD;

    // Reverse the bytes on LE.
    SmallVector<int, 16> RevMask;
    for (int Idx = 0; Idx < 16; Idx++)
      RevMask.push_back(15 - Idx);
    return Builder.CreateShuffleVector(LD, LD, RevMask);
  }

  llvm::Function *Lvx = CGM.getIntrinsic(Intrinsic::ppc_altivec_lvx);
  llvm::Function *Lvs = CGM.getIntrinsic(IsLE ? Intrinsic::ppc_altivec_lvsr
                                              : Intrinsic::ppc_altivec_lvsl);
  llvm::Function *Vperm = CGM.getIntrinsic(Intrinsic::ppc_altivec_vperm);
  Value *HiMem = Builder.CreateGEP(
      Int8Ty, Ops[0], ConstantInt::get(Ops[1]->getType(), NumBytes - 1));
  Value *LoLd = Builder.CreateCall(Lvx, Ops[0], "ld.lo");
  Value *HiLd = Builder.CreateCall(Lvx, HiMem, "ld.hi");
  Value *Mask1 = Builder.CreateCall(Lvs, Ops[0], "mask1");

  Ops.clear();
  Ops.push_back(IsLE ? HiLd : LoLd);
  Ops.push_back(IsLE ? LoLd : HiLd);
  Ops.push_back(Mask1);
  Value *AllElts = Builder.CreateCall(Vperm, Ops, "shuffle1");
  Constant *Zero = llvm::Constant::getNullValue(IsLE ? ResTy : AllElts->getType());

  if (IsLE) {
    SmallVector<int, 16> Consts;
    for (int Idx = 0; Idx < 16; Idx++) {
      int Val = (NumBytes - Idx - 1 >= 0) ? (NumBytes - Idx - 1)
                                          : 16 - (NumBytes - Idx);
      Consts.push_back(Val);
    }
    return Builder.CreateShuffleVector(Builder.CreateBitCast(AllElts, ResTy),
                                       Zero, Consts);
  }
  SmallVector<Constant *, 16> Consts;
  for (int Idx = 0; Idx < 16; Idx++)
    Consts.push_back(Builder.getInt8(NumBytes + Idx));
  Value *Mask2 = ConstantVector::get(Consts);
  return Builder.CreateBitCast(
      Builder.CreateCall(Vperm, {Zero, AllElts, Mask2}, "shuffle2"), ResTy);
}
case PPC::BI__builtin_vsx_strmb: {
  int64_t NumBytes = cast<ConstantInt>(Ops[1])->getZExtValue();
4
←
The object is a 'ConstantInt'→
  bool IsLE = getTarget().isLittleEndian();
  auto StoreSubVec = [&](unsigned Width, unsigned Offset, unsigned EltNo) {
    // Storing the whole vector, simply store it on BE and reverse bytes and
    // store on LE.
    if (Width == 16) {
      Value *BC =
          Builder.CreateBitCast(Ops[0], Ops[2]->getType()->getPointerTo());
      Value *StVec = Ops[2];
      if (IsLE) {
        SmallVector<int, 16> RevMask;
        for (int Idx = 0; Idx < 16; Idx++)
          RevMask.push_back(15 - Idx);
        StVec = Builder.CreateShuffleVector(Ops[2], Ops[2], RevMask);
      }
      return Builder.CreateStore(StVec,
                                 Address(BC, CharUnits::fromQuantity(1)));
    }
    auto *ConvTy = Int64Ty;
    unsigned NumElts = 0;
    switch (Width) {
    default:
      llvm_unreachable("width for stores must be a power of 2")__builtin_unreachable();
    case 8:
      ConvTy = Int64Ty;
      NumElts = 2;
      break;
    case 4:
      ConvTy = Int32Ty;
      NumElts = 4;
      break;
    case 2:
      ConvTy = Int16Ty;
      NumElts = 8;
      break;
    case 1:
      ConvTy = Int8Ty;
      NumElts = 16;
      break;
    }
    Value *Vec = Builder.CreateBitCast(
        Ops[2], llvm::FixedVectorType::get(ConvTy, NumElts));
    Value *Ptr = Builder.CreateGEP(Int8Ty, Ops[0],
                                   ConstantInt::get(Int64Ty, Offset));
    Value *PtrBC = Builder.CreateBitCast(Ptr, ConvTy->getPointerTo());
    Value *Elt = Builder.CreateExtractElement(Vec, EltNo);
    if (IsLE && Width > 1) {
      Function *F = CGM.getIntrinsic(Intrinsic::bswap, ConvTy);
      Elt = Builder.CreateCall(F, Elt);
    }
    return Builder.CreateStore(Elt,
                               Address(PtrBC, CharUnits::fromQuantity(1)));
  };
  unsigned Stored = 0;
  unsigned RemainingBytes = NumBytes;
  Value *Result;
5
←
'Result' declared without an initial value→
  if (NumBytes == 16)
6
←
Assuming 'NumBytes' is not equal to 16→
7
←
Taking false branch→
    return StoreSubVec(16, 0, 0);
  if (NumBytes >= 8) {
8
←
Assuming 'NumBytes' is < 8→
9
←
Taking false branch→
    Result = StoreSubVec(8, NumBytes - 8, IsLE ? 0 : 1);
    RemainingBytes -= 8;
    Stored += 8;
  }
  if (RemainingBytes >= 4) {
10
←
Assuming 'RemainingBytes' is < 4→
11
←
Taking false branch→
    Result = StoreSubVec(4, NumBytes - Stored - 4,
                         IsLE ? (Stored >> 2) : 3 - (Stored >> 2));
    RemainingBytes -= 4;
    Stored += 4;
  }
  if (RemainingBytes >= 2) {
12
←
Assuming 'RemainingBytes' is < 2→
13
←
Taking false branch→
    Result = StoreSubVec(2, NumBytes - Stored - 2,
                         IsLE ? (Stored >> 1) : 7 - (Stored >> 1));
    RemainingBytes -= 2;
    Stored += 2;
  }
  if (RemainingBytes)
14
←
Assuming 'RemainingBytes' is 0→
15
←
Taking false branch→
    Result =
        StoreSubVec(1, NumBytes - Stored - 1, IsLE ? Stored : 15 - Stored);
  return Result;
16
←
Undefined or garbage value returned to caller
}
// Square root
case PPC::BI__builtin_vsx_xvsqrtsp:
case PPC::BI__builtin_vsx_xvsqrtdp: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  if (Builder.getIsFPConstrained()) {
    llvm::Function *F = CGM.getIntrinsic(
        Intrinsic::experimental_constrained_sqrt, ResultType);
    return Builder.CreateConstrainedFPCall(F, X);
  } else {
    llvm::Function *F = CGM.getIntrinsic(Intrinsic::sqrt, ResultType);
    return Builder.CreateCall(F, X);
  }
}
// Count leading zeros
case PPC::BI__builtin_altivec_vclzb:
case PPC::BI__builtin_altivec_vclzh:
case PPC::BI__builtin_altivec_vclzw:
case PPC::BI__builtin_altivec_vclzd: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Undef = ConstantInt::get(Builder.getInt1Ty(), false);
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ResultType);
  return Builder.CreateCall(F, {X, Undef});
}
case PPC::BI__builtin_altivec_vctzb:
case PPC::BI__builtin_altivec_vctzh:
case PPC::BI__builtin_altivec_vctzw:
case PPC::BI__builtin_altivec_vctzd: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Undef = ConstantInt::get(Builder.getInt1Ty(), false);
  Function *F = CGM.getIntrinsic(Intrinsic::cttz, ResultType);
  return Builder.CreateCall(F, {X, Undef});
}
case PPC::BI__builtin_altivec_vec_replace_elt:
case PPC::BI__builtin_altivec_vec_replace_unaligned: {
  // The third argument of vec_replace_elt and vec_replace_unaligned must
  // be a compile time constant and will be emitted either to the vinsw
  // or vinsd instruction.
  ConstantInt *ArgCI = dyn_cast<ConstantInt>(Ops[2]);
  assert(ArgCI &&((void)0)
         "Third Arg to vinsw/vinsd intrinsic must be a constant integer!")((void)0);
  llvm::Type *ResultType = ConvertType(E->getType());
  llvm::Function *F = nullptr;
  Value *Call = nullptr;
  int64_t ConstArg = ArgCI->getSExtValue();
  unsigned ArgWidth = Ops[1]->getType()->getPrimitiveSizeInBits();
  bool Is32Bit = false;
  assert((ArgWidth == 32 || ArgWidth == 64) && "Invalid argument width")((void)0);
  // The input to vec_replace_elt is an element index, not a byte index.
  if (BuiltinID == PPC::BI__builtin_altivec_vec_replace_elt)
    ConstArg *= ArgWidth / 8;
  if (ArgWidth == 32) {
    Is32Bit = true;
    // When the second argument is 32 bits, it can either be an integer or
    // a float. The vinsw intrinsic is used in this case.
    F = CGM.getIntrinsic(Intrinsic::ppc_altivec_vinsw);
    // Fix the constant according to endianess.
    if (getTarget().isLittleEndian())
      ConstArg = 12 - ConstArg;
  } else {
    // When the second argument is 64 bits, it can either be a long long or
    // a double. The vinsd intrinsic is used in this case.
    F = CGM.getIntrinsic(Intrinsic::ppc_altivec_vinsd);
    // Fix the constant for little endian.
    if (getTarget().isLittleEndian())
      ConstArg = 8 - ConstArg;
  }
  Ops[2] = ConstantInt::getSigned(Int32Ty, ConstArg);
  // Depending on ArgWidth, the input vector could be a float or a double.
  // If the input vector is a float type, bitcast the inputs to integers. Or,
  // if the input vector is a double, bitcast the inputs to 64-bit integers.
  if (!Ops[1]->getType()->isIntegerTy(ArgWidth)) {
    Ops[0] = Builder.CreateBitCast(
        Ops[0], Is32Bit ? llvm::FixedVectorType::get(Int32Ty, 4)
                        : llvm::FixedVectorType::get(Int64Ty, 2));
    Ops[1] = Builder.CreateBitCast(Ops[1], Is32Bit ? Int32Ty : Int64Ty);
  }
  // Emit the call to vinsw or vinsd.
  Call = Builder.CreateCall(F, Ops);
  // Depending on the builtin, bitcast to the approriate result type.
  if (BuiltinID == PPC::BI__builtin_altivec_vec_replace_elt &&
      !Ops[1]->getType()->isIntegerTy())
    return Builder.CreateBitCast(Call, ResultType);
  else if (BuiltinID == PPC::BI__builtin_altivec_vec_replace_elt &&
           Ops[1]->getType()->isIntegerTy())
    return Call;
  else
    return Builder.CreateBitCast(Call,
                                 llvm::FixedVectorType::get(Int8Ty, 16));
}
case PPC::BI__builtin_altivec_vpopcntb:
case PPC::BI__builtin_altivec_vpopcnth:
case PPC::BI__builtin_altivec_vpopcntw:
case PPC::BI__builtin_altivec_vpopcntd: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ResultType);
  return Builder.CreateCall(F, X);
}
case PPC::BI__builtin_altivec_vadduqm:
case PPC::BI__builtin_altivec_vsubuqm: {
  llvm::Type *Int128Ty = llvm::IntegerType::get(getLLVMContext(), 128);
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int128Ty, 1));
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(Int128Ty, 1));
  if (BuiltinID == PPC::BI__builtin_altivec_vadduqm)
    return Builder.CreateAdd(Ops[0], Ops[1], "vadduqm");
  else
    return Builder.CreateSub(Ops[0], Ops[1], "vsubuqm");
}
// Rotate and insert under mask operation.
// __rldimi(rs, is, shift, mask)
// (rotl64(rs, shift) & mask) | (is & ~mask)
// __rlwimi(rs, is, shift, mask)
// (rotl(rs, shift) & mask) | (is & ~mask)
case PPC::BI__builtin_ppc_rldimi:
case PPC::BI__builtin_ppc_rlwimi: {
  llvm::Type *Ty = Ops[0]->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::fshl, Ty);
  if (BuiltinID == PPC::BI__builtin_ppc_rldimi)
    Ops[2] = Builder.CreateZExt(Ops[2], Int64Ty);
  Value *Shift = Builder.CreateCall(F, {Ops[0], Ops[0], Ops[2]});
  Value *X = Builder.CreateAnd(Shift, Ops[3]);
  Value *Y = Builder.CreateAnd(Ops[1], Builder.CreateNot(Ops[3]));
  return Builder.CreateOr(X, Y);
}
// Rotate and insert under mask operation.
// __rlwnm(rs, shift, mask)
// rotl(rs, shift) & mask
case PPC::BI__builtin_ppc_rlwnm: {
  llvm::Type *Ty = Ops[0]->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::fshl, Ty);
  Value *Shift = Builder.CreateCall(F, {Ops[0], Ops[0], Ops[1]});
  return Builder.CreateAnd(Shift, Ops[2]);
}
case PPC::BI__builtin_ppc_poppar4:
case PPC::BI__builtin_ppc_poppar8: {
  llvm::Type *ArgType = Ops[0]->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ArgType);
  Value *Tmp = Builder.CreateCall(F, Ops[0]);

  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Result = Builder.CreateAnd(Tmp, llvm::ConstantInt::get(ArgType, 1));
  if (Result->getType() != ResultType)
    Result = Builder.CreateIntCast(Result, ResultType, /*isSigned*/true,
                                   "cast");
  return Result;
}
case PPC::BI__builtin_ppc_cmpb: {
  if (getTarget().getTriple().isPPC64()) {
    Function *F =
        CGM.getIntrinsic(Intrinsic::ppc_cmpb, {Int64Ty, Int64Ty, Int64Ty});
    return Builder.CreateCall(F, Ops, "cmpb");
  }
  // For 32 bit, emit the code as below:
  // %conv = trunc i64 %a to i32
  // %conv1 = trunc i64 %b to i32
  // %shr = lshr i64 %a, 32
  // %conv2 = trunc i64 %shr to i32
  // %shr3 = lshr i64 %b, 32
  // %conv4 = trunc i64 %shr3 to i32
  // %0 = tail call i32 @llvm.ppc.cmpb32(i32 %conv, i32 %conv1)
  // %conv5 = zext i32 %0 to i64
  // %1 = tail call i32 @llvm.ppc.cmpb32(i32 %conv2, i32 %conv4)
  // %conv614 = zext i32 %1 to i64
  // %shl = shl nuw i64 %conv614, 32
  // %or = or i64 %shl, %conv5
  // ret i64 %or
  Function *F =
      CGM.getIntrinsic(Intrinsic::ppc_cmpb, {Int32Ty, Int32Ty, Int32Ty});
  Value *ArgOneLo = Builder.CreateTrunc(Ops[0], Int32Ty);
  Value *ArgTwoLo = Builder.CreateTrunc(Ops[1], Int32Ty);
  Constant *ShiftAmt = ConstantInt::get(Int64Ty, 32);
  Value *ArgOneHi =
      Builder.CreateTrunc(Builder.CreateLShr(Ops[0], ShiftAmt), Int32Ty);
  Value *ArgTwoHi =
      Builder.CreateTrunc(Builder.CreateLShr(Ops[1], ShiftAmt), Int32Ty);
  Value *ResLo = Builder.CreateZExt(
      Builder.CreateCall(F, {ArgOneLo, ArgTwoLo}, "cmpb"), Int64Ty);
  Value *ResHiShift = Builder.CreateZExt(
      Builder.CreateCall(F, {ArgOneHi, ArgTwoHi}, "cmpb"), Int64Ty);
  Value *ResHi = Builder.CreateShl(ResHiShift, ShiftAmt);
  return Builder.CreateOr(ResLo, ResHi);
}
// Copy sign
case PPC::BI__builtin_vsx_xvcpsgnsp:
case PPC::BI__builtin_vsx_xvcpsgndp: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  ID = Intrinsic::copysign;
  llvm::Function *F = CGM.getIntrinsic(ID, ResultType);
  return Builder.CreateCall(F, {X, Y});
}
// Rounding/truncation
case PPC::BI__builtin_vsx_xvrspip:
case PPC::BI__builtin_vsx_xvrdpip:
case PPC::BI__builtin_vsx_xvrdpim:
case PPC::BI__builtin_vsx_xvrspim:
case PPC::BI__builtin_vsx_xvrdpi:
case PPC::BI__builtin_vsx_xvrspi:
case PPC::BI__builtin_vsx_xvrdpic:
case PPC::BI__builtin_vsx_xvrspic:
case PPC::BI__builtin_vsx_xvrdpiz:
case PPC::BI__builtin_vsx_xvrspiz: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  if (BuiltinID == PPC::BI__builtin_vsx_xvrdpim ||
      BuiltinID == PPC::BI__builtin_vsx_xvrspim)
    ID = Builder.getIsFPConstrained()
             ? Intrinsic::experimental_constrained_floor
             : Intrinsic::floor;
  else if (BuiltinID == PPC::BI__builtin_vsx_xvrdpi ||
           BuiltinID == PPC::BI__builtin_vsx_xvrspi)
    ID = Builder.getIsFPConstrained()
             ? Intrinsic::experimental_constrained_round
             : Intrinsic::round;
  else if (BuiltinID == PPC::BI__builtin_vsx_xvrdpic ||
           BuiltinID == PPC::BI__builtin_vsx_xvrspic)
    ID = Builder.getIsFPConstrained()
             ? Intrinsic::experimental_constrained_rint
             : Intrinsic::rint;
  else if (BuiltinID == PPC::BI__builtin_vsx_xvrdpip ||
           BuiltinID == PPC::BI__builtin_vsx_xvrspip)
    ID = Builder.getIsFPConstrained()
             ? Intrinsic::experimental_constrained_ceil
             : Intrinsic::ceil;
  else if (BuiltinID == PPC::BI__builtin_vsx_xvrdpiz ||
           BuiltinID == PPC::BI__builtin_vsx_xvrspiz)
    ID = Builder.getIsFPConstrained()
             ? Intrinsic::experimental_constrained_trunc
             : Intrinsic::trunc;
  llvm::Function *F = CGM.getIntrinsic(ID, ResultType);
  return Builder.getIsFPConstrained() ? Builder.CreateConstrainedFPCall(F, X)
                                      : Builder.CreateCall(F, X);
}

// Absolute value
case PPC::BI__builtin_vsx_xvabsdp:
case PPC::BI__builtin_vsx_xvabssp: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::fabs, ResultType);
  return Builder.CreateCall(F, X);
}

// Fastmath by default
case PPC::BI__builtin_ppc_recipdivf:
case PPC::BI__builtin_ppc_recipdivd:
case PPC::BI__builtin_ppc_rsqrtf:
case PPC::BI__builtin_ppc_rsqrtd: {
  FastMathFlags FMF = Builder.getFastMathFlags();
  Builder.getFastMathFlags().setFast();
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));

  if (BuiltinID == PPC::BI__builtin_ppc_recipdivf ||
      BuiltinID == PPC::BI__builtin_ppc_recipdivd) {
    Value *Y = EmitScalarExpr(E->getArg(1));
    Value *FDiv = Builder.CreateFDiv(X, Y, "recipdiv");
    Builder.getFastMathFlags() &= (FMF);
    return FDiv;
  }
  auto *One = ConstantFP::get(ResultType, 1.0);
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::sqrt, ResultType);
  Value *FDiv = Builder.CreateFDiv(One, Builder.CreateCall(F, X), "rsqrt");
  Builder.getFastMathFlags() &= (FMF);
  return FDiv;
}
case PPC::BI__builtin_ppc_alignx: {
  ConstantInt *AlignmentCI = cast<ConstantInt>(Ops[0]);
  if (AlignmentCI->getValue().ugt(llvm::Value::MaximumAlignment))
    AlignmentCI = ConstantInt::get(AlignmentCI->getType(),
                                   llvm::Value::MaximumAlignment);

  emitAlignmentAssumption(Ops[1], E->getArg(1),
                          /*The expr loc is sufficient.*/ SourceLocation(),
                          AlignmentCI, nullptr);
  return Ops[1];
}
case PPC::BI__builtin_ppc_rdlam: {
  llvm::Type *Ty = Ops[0]->getType();
  Value *ShiftAmt = Builder.CreateIntCast(Ops[1], Ty, false);
  Function *F = CGM.getIntrinsic(Intrinsic::fshl, Ty);
  Value *Rotate = Builder.CreateCall(F, {Ops[0], Ops[0], ShiftAmt});
  return Builder.CreateAnd(Rotate, Ops[2]);
}
// FMA variations
case PPC::BI__builtin_vsx_xvmaddadp:
case PPC::BI__builtin_vsx_xvmaddasp:
case PPC::BI__builtin_vsx_xvnmaddadp:
case PPC::BI__builtin_vsx_xvnmaddasp:
case PPC::BI__builtin_vsx_xvmsubadp:
case PPC::BI__builtin_vsx_xvmsubasp:
case PPC::BI__builtin_vsx_xvnmsubadp:
case PPC::BI__builtin_vsx_xvnmsubasp: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  Value *Z = EmitScalarExpr(E->getArg(2));
  llvm::Function *F;
  if (Builder.getIsFPConstrained())
    F = CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, ResultType);
  else
    F = CGM.getIntrinsic(Intrinsic::fma, ResultType);
  switch (BuiltinID) {
    case PPC::BI__builtin_vsx_xvmaddadp:
    case PPC::BI__builtin_vsx_xvmaddasp:
      if (Builder.getIsFPConstrained())
        return Builder.CreateConstrainedFPCall(F, {X, Y, Z});
      else
        return Builder.CreateCall(F, {X, Y, Z});
    case PPC::BI__builtin_vsx_xvnmaddadp:
    case PPC::BI__builtin_vsx_xvnmaddasp:
      if (Builder.getIsFPConstrained())
        return Builder.CreateFNeg(
            Builder.CreateConstrainedFPCall(F, {X, Y, Z}), "neg");
      else
        return Builder.CreateFNeg(Builder.CreateCall(F, {X, Y, Z}), "neg");
    case PPC::BI__builtin_vsx_xvmsubadp:
    case PPC::BI__builtin_vsx_xvmsubasp:
      if (Builder.getIsFPConstrained())
        return Builder.CreateConstrainedFPCall(
            F, {X, Y, Builder.CreateFNeg(Z, "neg")});
      else
        return Builder.CreateCall(F, {X, Y, Builder.CreateFNeg(Z, "neg")});
    case PPC::BI__builtin_vsx_xvnmsubadp:
    case PPC::BI__builtin_vsx_xvnmsubasp:
      if (Builder.getIsFPConstrained())
        return Builder.CreateFNeg(
            Builder.CreateConstrainedFPCall(
                F, {X, Y, Builder.CreateFNeg(Z, "neg")}),
            "neg");
      else
        return Builder.CreateFNeg(
            Builder.CreateCall(F, {X, Y, Builder.CreateFNeg(Z, "neg")}),
            "neg");
  }
  llvm_unreachable("Unknown FMA operation")__builtin_unreachable();
  return nullptr; // Suppress no-return warning
}

case PPC::BI__builtin_vsx_insertword: {
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ppc_vsx_xxinsertw);

  // Third argument is a compile time constant int. It must be clamped to
  // to the range [0, 12].
  ConstantInt *ArgCI = dyn_cast<ConstantInt>(Ops[2]);
  assert(ArgCI &&((void)0)
         "Third arg to xxinsertw intrinsic must be constant integer")((void)0);
  const int64_t MaxIndex = 12;
  int64_t Index = clamp(ArgCI->getSExtValue(), 0, MaxIndex);

  // The builtin semantics don't exactly match the xxinsertw instructions
  // semantics (which ppc_vsx_xxinsertw follows). The builtin extracts the
  // word from the first argument, and inserts it in the second argument. The
  // instruction extracts the word from its second input register and inserts
  // it into its first input register, so swap the first and second arguments.
  std::swap(Ops[0], Ops[1]);

  // Need to cast the second argument from a vector of unsigned int to a
  // vector of long long.
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(Int64Ty, 2));

  if (getTarget().isLittleEndian()) {
    // Reverse the double words in the vector we will extract from.
    Ops[0] =
        Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int64Ty, 2));
    Ops[0] = Builder.CreateShuffleVector(Ops[0], Ops[0], ArrayRef<int>{1, 0});

    // Reverse the index.
    Index = MaxIndex - Index;
  }

  // Intrinsic expects the first arg to be a vector of int.
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int32Ty, 4));
  Ops[2] = ConstantInt::getSigned(Int32Ty, Index);
  return Builder.CreateCall(F, Ops);
}

case PPC::BI__builtin_vsx_extractuword: {
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ppc_vsx_xxextractuw);

  // Intrinsic expects the first argument to be a vector of doublewords.
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int64Ty, 2));

  // The second argument is a compile time constant int that needs to
  // be clamped to the range [0, 12].
  ConstantInt *ArgCI = dyn_cast<ConstantInt>(Ops[1]);
  assert(ArgCI &&((void)0)
         "Second Arg to xxextractuw intrinsic must be a constant integer!")((void)0);
  const int64_t MaxIndex = 12;
  int64_t Index = clamp(ArgCI->getSExtValue(), 0, MaxIndex);

  if (getTarget().isLittleEndian()) {
    // Reverse the index.
    Index = MaxIndex - Index;
    Ops[1] = ConstantInt::getSigned(Int32Ty, Index);

    // Emit the call, then reverse the double words of the results vector.
    Value *Call = Builder.CreateCall(F, Ops);

    Value *ShuffleCall =
        Builder.CreateShuffleVector(Call, Call, ArrayRef<int>{1, 0});
    return ShuffleCall;
  } else {
    Ops[1] = ConstantInt::getSigned(Int32Ty, Index);
    return Builder.CreateCall(F, Ops);
  }
}

case PPC::BI__builtin_vsx_xxpermdi: {
  ConstantInt *ArgCI = dyn_cast<ConstantInt>(Ops[2]);
  assert(ArgCI && "Third arg must be constant integer!")((void)0);

  unsigned Index = ArgCI->getZExtValue();
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int64Ty, 2));
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(Int64Ty, 2));

  // Account for endianness by treating this as just a shuffle. So we use the
  // same indices for both LE and BE in order to produce expected results in
  // both cases.
  int ElemIdx0 = (Index & 2) >> 1;
  int ElemIdx1 = 2 + (Index & 1);

  int ShuffleElts[2] = {ElemIdx0, ElemIdx1};
  Value *ShuffleCall =
      Builder.CreateShuffleVector(Ops[0], Ops[1], ShuffleElts);
  QualType BIRetType = E->getType();
  auto RetTy = ConvertType(BIRetType);
  return Builder.CreateBitCast(ShuffleCall, RetTy);
}

case PPC::BI__builtin_vsx_xxsldwi: {
  ConstantInt *ArgCI = dyn_cast<ConstantInt>(Ops[2]);
  assert(ArgCI && "Third argument must be a compile time constant")((void)0);
  unsigned Index = ArgCI->getZExtValue() & 0x3;
  Ops[0] =
      Builder.CreateBitCast(Ops[0], llvm::FixedVectorType::get(Int32Ty, 4));
  Ops[1] =
      Builder.CreateBitCast(Ops[1], llvm::FixedVectorType::get(Int32Ty, 4));

  // Create a shuffle mask
  int ElemIdx0;
  int ElemIdx1;
  int ElemIdx2;
  int ElemIdx3;
  if (getTarget().isLittleEndian()) {
    // Little endian element N comes from element 8+N-Index of the
    // concatenated wide vector (of course, using modulo arithmetic on
    // the total number of elements).
    ElemIdx0 = (8 - Index) % 8;
    ElemIdx1 = (9 - Index) % 8;
    ElemIdx2 = (10 - Index) % 8;
    ElemIdx3 = (11 - Index) % 8;
  } else {
    // Big endian ElemIdx<N> = Index + N
    ElemIdx0 = Index;
    ElemIdx1 = Index + 1;
    ElemIdx2 = Index + 2;
    ElemIdx3 = Index + 3;
  }

  int ShuffleElts[4] = {ElemIdx0, ElemIdx1, ElemIdx2, ElemIdx3};
  Value *ShuffleCall =
      Builder.CreateShuffleVector(Ops[0], Ops[1], ShuffleElts);
  QualType BIRetType = E->getType();
  auto RetTy = ConvertType(BIRetType);
  return Builder.CreateBitCast(ShuffleCall, RetTy);
}

case PPC::BI__builtin_pack_vector_int128: {
  bool isLittleEndian = getTarget().isLittleEndian();
  Value *UndefValue =
      llvm::UndefValue::get(llvm::FixedVectorType::get(Ops[0]->getType(), 2));
  Value *Res = Builder.CreateInsertElement(
      UndefValue, Ops[0], (uint64_t)(isLittleEndian ? 1 : 0));
  Res = Builder.CreateInsertElement(Res, Ops[1],
                                    (uint64_t)(isLittleEndian ? 0 : 1));
  return Builder.CreateBitCast(Res, ConvertType(E->getType()));
}

case PPC::BI__builtin_unpack_vector_int128: {
  ConstantInt *Index = cast<ConstantInt>(Ops[1]);
  Value *Unpacked = Builder.CreateBitCast(
      Ops[0], llvm::FixedVectorType::get(ConvertType(E->getType()), 2));

  if (getTarget().isLittleEndian())
    Index = ConstantInt::get(Index->getType(), 1 - Index->getZExtValue());

  return Builder.CreateExtractElement(Unpacked, Index);
}

case PPC::BI__builtin_ppc_sthcx: {
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ppc_sthcx);
  Ops[0] = Builder.CreateBitCast(Ops[0], Int8PtrTy);
  Ops[1] = Builder.CreateSExt(Ops[1], Int32Ty);
  return Builder.CreateCall(F, Ops);
}

// The PPC MMA builtins take a pointer to a __vector_quad as an argument.
// Some of the MMA instructions accumulate their result into an existing
// accumulator whereas the others generate a new accumulator. So we need to
// use custom code generation to expand a builtin call with a pointer to a
// load (if the corresponding instruction accumulates its result) followed by
// the call to the intrinsic and a store of the result.
15746#define CUSTOM_BUILTIN(Name, Intr, Types, Accumulate) \
case PPC::BI__builtin_##Name:
15748#include "clang/Basic/BuiltinsPPC.def"
{
  // The first argument of these two builtins is a pointer used to store their
  // result. However, the llvm intrinsics return their result in multiple
  // return values. So, here we emit code extracting these values from the
  // intrinsic results and storing them using that pointer.
  if (BuiltinID == PPC::BI__builtin_mma_disassemble_acc ||
      BuiltinID == PPC::BI__builtin_vsx_disassemble_pair ||
      BuiltinID == PPC::BI__builtin_mma_disassemble_pair) {
    unsigned NumVecs = 2;
    auto Intrinsic = Intrinsic::ppc_vsx_disassemble_pair;
    if (BuiltinID == PPC::BI__builtin_mma_disassemble_acc) {
      NumVecs = 4;
      Intrinsic = Intrinsic::ppc_mma_disassemble_acc;
    }
    llvm::Function *F = CGM.getIntrinsic(Intrinsic);
    Address Addr = EmitPointerWithAlignment(E->getArg(1));
    Value *Vec = Builder.CreateLoad(Addr);
    Value *Call = Builder.CreateCall(F, {Vec});
    llvm::Type *VTy = llvm::FixedVectorType::get(Int8Ty, 16);
    Value *Ptr = Builder.CreateBitCast(Ops[0], VTy->getPointerTo());
    for (unsigned i=0; i<NumVecs; i++) {
      Value *Vec = Builder.CreateExtractValue(Call, i);
      llvm::ConstantInt* Index = llvm::ConstantInt::get(IntTy, i);
      Value *GEP = Builder.CreateInBoundsGEP(VTy, Ptr, Index);
      Builder.CreateAlignedStore(Vec, GEP, MaybeAlign(16));
    }
    return Call;
  }
  bool Accumulate;
  switch (BuiltinID) {
#define CUSTOM_BUILTIN(Name, Intr, Types, Acc) \
  case PPC::BI__builtin_##Name: \
    ID = Intrinsic::ppc_##Intr; \
    Accumulate = Acc; \
    break;
#include "clang/Basic/BuiltinsPPC.def"
  }
  if (BuiltinID == PPC::BI__builtin_vsx_lxvp ||
      BuiltinID == PPC::BI__builtin_vsx_stxvp ||
      BuiltinID == PPC::BI__builtin_mma_lxvp ||
      BuiltinID == PPC::BI__builtin_mma_stxvp) {
    if (BuiltinID == PPC::BI__builtin_vsx_lxvp ||
        BuiltinID == PPC::BI__builtin_mma_lxvp) {
      Ops[1] = Builder.CreateBitCast(Ops[1], Int8PtrTy);
      Ops[0] = Builder.CreateGEP(Int8Ty, Ops[1], Ops[0]);
    } else {
      Ops[2] = Builder.CreateBitCast(Ops[2], Int8PtrTy);
      Ops[1] = Builder.CreateGEP(Int8Ty, Ops[2], Ops[1]);
    }
    Ops.pop_back();
    llvm::Function *F = CGM.getIntrinsic(ID);
    return Builder.CreateCall(F, Ops, "");
  }
  SmallVector<Value*, 4> CallOps;
  if (Accumulate) {
    Address Addr = EmitPointerWithAlignment(E->getArg(0));
    Value *Acc = Builder.CreateLoad(Addr);
    CallOps.push_back(Acc);
  }
  for (unsigned i=1; i<Ops.size(); i++)
    CallOps.push_back(Ops[i]);
  llvm::Function *F = CGM.getIntrinsic(ID);
  Value *Call = Builder.CreateCall(F, CallOps);
  return Builder.CreateAlignedStore(Call, Ops[0], MaybeAlign(64));
}

case PPC::BI__builtin_ppc_compare_and_swap:
case PPC::BI__builtin_ppc_compare_and_swaplp: {
  Address Addr = EmitPointerWithAlignment(E->getArg(0));
  Address OldValAddr = EmitPointerWithAlignment(E->getArg(1));
  Value *OldVal = Builder.CreateLoad(OldValAddr);
  QualType AtomicTy = E->getArg(0)->getType()->getPointeeType();
  LValue LV = MakeAddrLValue(Addr, AtomicTy);
  auto Pair = EmitAtomicCompareExchange(
      LV, RValue::get(OldVal), RValue::get(Ops[2]), E->getExprLoc(),
      llvm::AtomicOrdering::Monotonic, llvm::AtomicOrdering::Monotonic, true);
  // Unlike c11's atomic_compare_exchange, accroding to
  // https://www.ibm.com/docs/en/xl-c-and-cpp-aix/16.1?topic=functions-compare-swap-compare-swaplp
  // > In either case, the contents of the memory location specified by addr
  // > are copied into the memory location specified by old_val_addr.
  // But it hasn't specified storing to OldValAddr is atomic or not and
  // which order to use. Now following XL's codegen, treat it as a normal
  // store.
  Value *LoadedVal = Pair.first.getScalarVal();
  Builder.CreateStore(LoadedVal, OldValAddr);
  return Pair.second;
}
case PPC::BI__builtin_ppc_fetch_and_add:
case PPC::BI__builtin_ppc_fetch_and_addlp: {
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Add, E,
                               llvm::AtomicOrdering::Monotonic);
}
case PPC::BI__builtin_ppc_fetch_and_and:
case PPC::BI__builtin_ppc_fetch_and_andlp: {
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::And, E,
                               llvm::AtomicOrdering::Monotonic);
}

case PPC::BI__builtin_ppc_fetch_and_or:
case PPC::BI__builtin_ppc_fetch_and_orlp: {
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Or, E,
                               llvm::AtomicOrdering::Monotonic);
}
case PPC::BI__builtin_ppc_fetch_and_swap:
case PPC::BI__builtin_ppc_fetch_and_swaplp: {
  return MakeBinaryAtomicValue(*this, AtomicRMWInst::Xchg, E,
                               llvm::AtomicOrdering::Monotonic);
}
case PPC::BI__builtin_ppc_ldarx:
case PPC::BI__builtin_ppc_lwarx:
case PPC::BI__builtin_ppc_lharx:
case PPC::BI__builtin_ppc_lbarx:
  return emitPPCLoadReserveIntrinsic(*this, BuiltinID, E);
case PPC::BI__builtin_ppc_mfspr: {
  llvm::Type *RetType = CGM.getDataLayout().getTypeSizeInBits(VoidPtrTy) == 32
                            ? Int32Ty
                            : Int64Ty;
  Function *F = CGM.getIntrinsic(Intrinsic::ppc_mfspr, RetType);
  return Builder.CreateCall(F, Ops);
}
case PPC::BI__builtin_ppc_mtspr: {
  llvm::Type *RetType = CGM.getDataLayout().getTypeSizeInBits(VoidPtrTy) == 32
                            ? Int32Ty
                            : Int64Ty;
  Function *F = CGM.getIntrinsic(Intrinsic::ppc_mtspr, RetType);
  return Builder.CreateCall(F, Ops);
}
case PPC::BI__builtin_ppc_popcntb: {
  Value *ArgValue = EmitScalarExpr(E->getArg(0));
  llvm::Type *ArgType = ArgValue->getType();
  Function *F = CGM.getIntrinsic(Intrinsic::ppc_popcntb, {ArgType, ArgType});
  return Builder.CreateCall(F, Ops, "popcntb");
}
case PPC::BI__builtin_ppc_mtfsf: {
  // The builtin takes a uint32 that needs to be cast to an
  // f64 to be passed to the intrinsic.
  Value *Cast = Builder.CreateUIToFP(Ops[1], DoubleTy);
  llvm::Function *F = CGM.getIntrinsic(Intrinsic::ppc_mtfsf);
  return Builder.CreateCall(F, {Ops[0], Cast}, "");
}

case PPC::BI__builtin_ppc_swdiv_nochk:
case PPC::BI__builtin_ppc_swdivs_nochk: {
  FastMathFlags FMF = Builder.getFastMathFlags();
  Builder.getFastMathFlags().setFast();
  Value *FDiv = Builder.CreateFDiv(Ops[0], Ops[1], "swdiv_nochk");
  Builder.getFastMathFlags() &= (FMF);
  return FDiv;
}
case PPC::BI__builtin_ppc_fric:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::rint,
                         Intrinsic::experimental_constrained_rint))
      .getScalarVal();
case PPC::BI__builtin_ppc_frim:
case PPC::BI__builtin_ppc_frims:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::floor,
                         Intrinsic::experimental_constrained_floor))
      .getScalarVal();
case PPC::BI__builtin_ppc_frin:
case PPC::BI__builtin_ppc_frins:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::round,
                         Intrinsic::experimental_constrained_round))
      .getScalarVal();
case PPC::BI__builtin_ppc_frip:
case PPC::BI__builtin_ppc_frips:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::ceil,
                         Intrinsic::experimental_constrained_ceil))
      .getScalarVal();
case PPC::BI__builtin_ppc_friz:
case PPC::BI__builtin_ppc_frizs:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::trunc,
                         Intrinsic::experimental_constrained_trunc))
      .getScalarVal();
case PPC::BI__builtin_ppc_fsqrt:
case PPC::BI__builtin_ppc_fsqrts:
  return RValue::get(emitUnaryMaybeConstrainedFPBuiltin(
                         *this, E, Intrinsic::sqrt,
                         Intrinsic::experimental_constrained_sqrt))
      .getScalarVal();
}
15934}

15936namespace {
15937// If \p E is not null pointer, insert address space cast to match return
15938// type of \p E if necessary.
15939Value *EmitAMDGPUDispatchPtr(CodeGenFunction &CGF,
                           const CallExpr *E = nullptr) {
auto *F = CGF.CGM.getIntrinsic(Intrinsic::amdgcn_dispatch_ptr);
auto *Call = CGF.Builder.CreateCall(F);
Call->addAttribute(
    AttributeList::ReturnIndex,
    Attribute::getWithDereferenceableBytes(Call->getContext(), 64));
Call->addAttribute(AttributeList::ReturnIndex,
                   Attribute::getWithAlignment(Call->getContext(), Align(4)));
if (!E)
  return Call;
QualType BuiltinRetType = E->getType();
auto *RetTy = cast<llvm::PointerType>(CGF.ConvertType(BuiltinRetType));
if (RetTy == Call->getType())
  return Call;
return CGF.Builder.CreateAddrSpaceCast(Call, RetTy);
15955}

15957// \p Index is 0, 1, and 2 for x, y, and z dimension, respectively.
15958Value *EmitAMDGPUWorkGroupSize(CodeGenFunction &CGF, unsigned Index) {
const unsigned XOffset = 4;
auto *DP = EmitAMDGPUDispatchPtr(CGF);
// Indexing the HSA kernel_dispatch_packet struct.
auto *Offset = llvm::ConstantInt::get(CGF.Int32Ty, XOffset + Index * 2);
auto *GEP = CGF.Builder.CreateGEP(CGF.Int8Ty, DP, Offset);
auto *DstTy =
    CGF.Int16Ty->getPointerTo(GEP->getType()->getPointerAddressSpace());
auto *Cast = CGF.Builder.CreateBitCast(GEP, DstTy);
auto *LD = CGF.Builder.CreateLoad(Address(Cast, CharUnits::fromQuantity(2)));
llvm::MDBuilder MDHelper(CGF.getLLVMContext());
llvm::MDNode *RNode = MDHelper.createRange(APInt(16, 1),
    APInt(16, CGF.getTarget().getMaxOpenCLWorkGroupSize() + 1));
LD->setMetadata(llvm::LLVMContext::MD_range, RNode);
LD->setMetadata(llvm::LLVMContext::MD_invariant_load,
    llvm::MDNode::get(CGF.getLLVMContext(), None));
return LD;
15975}

15977// \p Index is 0, 1, and 2 for x, y, and z dimension, respectively.
15978Value *EmitAMDGPUGridSize(CodeGenFunction &CGF, unsigned Index) {
const unsigned XOffset = 12;
auto *DP = EmitAMDGPUDispatchPtr(CGF);
// Indexing the HSA kernel_dispatch_packet struct.
auto *Offset = llvm::ConstantInt::get(CGF.Int32Ty, XOffset + Index * 4);
auto *GEP = CGF.Builder.CreateGEP(CGF.Int8Ty, DP, Offset);
auto *DstTy =
    CGF.Int32Ty->getPointerTo(GEP->getType()->getPointerAddressSpace());
auto *Cast = CGF.Builder.CreateBitCast(GEP, DstTy);
auto *LD = CGF.Builder.CreateLoad(Address(Cast, CharUnits::fromQuantity(4)));
LD->setMetadata(llvm::LLVMContext::MD_invariant_load,
                llvm::MDNode::get(CGF.getLLVMContext(), None));
return LD;
15991}
15992} // namespace

15994// For processing memory ordering and memory scope arguments of various
15995// amdgcn builtins.
15996// \p Order takes a C++11 comptabile memory-ordering specifier and converts
15997// it into LLVM's memory ordering specifier using atomic C ABI, and writes
15998// to \p AO. \p Scope takes a const char * and converts it into AMDGCN
15999// specific SyncScopeID and writes it to \p SSID.
16000bool CodeGenFunction::ProcessOrderScopeAMDGCN(Value *Order, Value *Scope,
                                            llvm::AtomicOrdering &AO,
                                            llvm::SyncScope::ID &SSID) {
if (isa<llvm::ConstantInt>(Order)) {
  int ord = cast<llvm::ConstantInt>(Order)->getZExtValue();

  // Map C11/C++11 memory ordering to LLVM memory ordering
  assert(llvm::isValidAtomicOrderingCABI(ord))((void)0);
  switch (static_cast<llvm::AtomicOrderingCABI>(ord)) {
  case llvm::AtomicOrderingCABI::acquire:
  case llvm::AtomicOrderingCABI::consume:
    AO = llvm::AtomicOrdering::Acquire;
    break;
  case llvm::AtomicOrderingCABI::release:
    AO = llvm::AtomicOrdering::Release;
    break;
  case llvm::AtomicOrderingCABI::acq_rel:
    AO = llvm::AtomicOrdering::AcquireRelease;
    break;
  case llvm::AtomicOrderingCABI::seq_cst:
    AO = llvm::AtomicOrdering::SequentiallyConsistent;
    break;
  case llvm::AtomicOrderingCABI::relaxed:
    AO = llvm::AtomicOrdering::Monotonic;
    break;
  }

  StringRef scp;
  llvm::getConstantStringInfo(Scope, scp);
  SSID = getLLVMContext().getOrInsertSyncScopeID(scp);
  return true;
}
return false;
16033}

16035Value *CodeGenFunction::EmitAMDGPUBuiltinExpr(unsigned BuiltinID,
                                            const CallExpr *E) {
llvm::AtomicOrdering AO = llvm::AtomicOrdering::SequentiallyConsistent;
llvm::SyncScope::ID SSID;
switch (BuiltinID) {
case AMDGPU::BI__builtin_amdgcn_div_scale:
case AMDGPU::BI__builtin_amdgcn_div_scalef: {
  // Translate from the intrinsics's struct return to the builtin's out
  // argument.

  Address FlagOutPtr = EmitPointerWithAlignment(E->getArg(3));

  llvm::Value *X = EmitScalarExpr(E->getArg(0));
  llvm::Value *Y = EmitScalarExpr(E->getArg(1));
  llvm::Value *Z = EmitScalarExpr(E->getArg(2));

  llvm::Function *Callee = CGM.getIntrinsic(Intrinsic::amdgcn_div_scale,
                                         X->getType());

  llvm::Value *Tmp = Builder.CreateCall(Callee, {X, Y, Z});

  llvm::Value *Result = Builder.CreateExtractValue(Tmp, 0);
  llvm::Value *Flag = Builder.CreateExtractValue(Tmp, 1);

  llvm::Type *RealFlagType
    = FlagOutPtr.getPointer()->getType()->getPointerElementType();

  llvm::Value *FlagExt = Builder.CreateZExt(Flag, RealFlagType);
  Builder.CreateStore(FlagExt, FlagOutPtr);
  return Result;
}
case AMDGPU::BI__builtin_amdgcn_div_fmas:
case AMDGPU::BI__builtin_amdgcn_div_fmasf: {
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));
  llvm::Value *Src2 = EmitScalarExpr(E->getArg(2));
  llvm::Value *Src3 = EmitScalarExpr(E->getArg(3));

  llvm::Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_div_fmas,
                                    Src0->getType());
  llvm::Value *Src3ToBool = Builder.CreateIsNotNull(Src3);
  return Builder.CreateCall(F, {Src0, Src1, Src2, Src3ToBool});
}

case AMDGPU::BI__builtin_amdgcn_ds_swizzle:
  return emitBinaryBuiltin(*this, E, Intrinsic::amdgcn_ds_swizzle);
case AMDGPU::BI__builtin_amdgcn_mov_dpp8:
  return emitBinaryBuiltin(*this, E, Intrinsic::amdgcn_mov_dpp8);
case AMDGPU::BI__builtin_amdgcn_mov_dpp:
case AMDGPU::BI__builtin_amdgcn_update_dpp: {
  llvm::SmallVector<llvm::Value *, 6> Args;
  for (unsigned I = 0; I != E->getNumArgs(); ++I)
    Args.push_back(EmitScalarExpr(E->getArg(I)));
  assert(Args.size() == 5 || Args.size() == 6)((void)0);
  if (Args.size() == 5)
    Args.insert(Args.begin(), llvm::UndefValue::get(Args[0]->getType()));
  Function *F =
      CGM.getIntrinsic(Intrinsic::amdgcn_update_dpp, Args[0]->getType());
  return Builder.CreateCall(F, Args);
}
case AMDGPU::BI__builtin_amdgcn_div_fixup:
case AMDGPU::BI__builtin_amdgcn_div_fixupf:
case AMDGPU::BI__builtin_amdgcn_div_fixuph:
  return emitTernaryBuiltin(*this, E, Intrinsic::amdgcn_div_fixup);
case AMDGPU::BI__builtin_amdgcn_trig_preop:
case AMDGPU::BI__builtin_amdgcn_trig_preopf:
  return emitFPIntBuiltin(*this, E, Intrinsic::amdgcn_trig_preop);
case AMDGPU::BI__builtin_amdgcn_rcp:
case AMDGPU::BI__builtin_amdgcn_rcpf:
case AMDGPU::BI__builtin_amdgcn_rcph:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_rcp);
case AMDGPU::BI__builtin_amdgcn_sqrt:
case AMDGPU::BI__builtin_amdgcn_sqrtf:
case AMDGPU::BI__builtin_amdgcn_sqrth:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_sqrt);
case AMDGPU::BI__builtin_amdgcn_rsq:
case AMDGPU::BI__builtin_amdgcn_rsqf:
case AMDGPU::BI__builtin_amdgcn_rsqh:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_rsq);
case AMDGPU::BI__builtin_amdgcn_rsq_clamp:
case AMDGPU::BI__builtin_amdgcn_rsq_clampf:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_rsq_clamp);
case AMDGPU::BI__builtin_amdgcn_sinf:
case AMDGPU::BI__builtin_amdgcn_sinh:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_sin);
case AMDGPU::BI__builtin_amdgcn_cosf:
case AMDGPU::BI__builtin_amdgcn_cosh:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_cos);
case AMDGPU::BI__builtin_amdgcn_dispatch_ptr:
  return EmitAMDGPUDispatchPtr(*this, E);
case AMDGPU::BI__builtin_amdgcn_log_clampf:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_log_clamp);
case AMDGPU::BI__builtin_amdgcn_ldexp:
case AMDGPU::BI__builtin_amdgcn_ldexpf:
case AMDGPU::BI__builtin_amdgcn_ldexph:
  return emitFPIntBuiltin(*this, E, Intrinsic::amdgcn_ldexp);
case AMDGPU::BI__builtin_amdgcn_frexp_mant:
case AMDGPU::BI__builtin_amdgcn_frexp_mantf:
case AMDGPU::BI__builtin_amdgcn_frexp_manth:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_frexp_mant);
case AMDGPU::BI__builtin_amdgcn_frexp_exp:
case AMDGPU::BI__builtin_amdgcn_frexp_expf: {
  Value *Src0 = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_frexp_exp,
                              { Builder.getInt32Ty(), Src0->getType() });
  return Builder.CreateCall(F, Src0);
}
case AMDGPU::BI__builtin_amdgcn_frexp_exph: {
  Value *Src0 = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_frexp_exp,
                              { Builder.getInt16Ty(), Src0->getType() });
  return Builder.CreateCall(F, Src0);
}
case AMDGPU::BI__builtin_amdgcn_fract:
case AMDGPU::BI__builtin_amdgcn_fractf:
case AMDGPU::BI__builtin_amdgcn_fracth:
  return emitUnaryBuiltin(*this, E, Intrinsic::amdgcn_fract);
case AMDGPU::BI__builtin_amdgcn_lerp:
  return emitTernaryBuiltin(*this, E, Intrinsic::amdgcn_lerp);
case AMDGPU::BI__builtin_amdgcn_ubfe:
  return emitTernaryBuiltin(*this, E, Intrinsic::amdgcn_ubfe);
case AMDGPU::BI__builtin_amdgcn_sbfe:
  return emitTernaryBuiltin(*this, E, Intrinsic::amdgcn_sbfe);
case AMDGPU::BI__builtin_amdgcn_uicmp:
case AMDGPU::BI__builtin_amdgcn_uicmpl:
case AMDGPU::BI__builtin_amdgcn_sicmp:
case AMDGPU::BI__builtin_amdgcn_sicmpl: {
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));
  llvm::Value *Src2 = EmitScalarExpr(E->getArg(2));

  // FIXME-GFX10: How should 32 bit mask be handled?
  Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_icmp,
    { Builder.getInt64Ty(), Src0->getType() });
  return Builder.CreateCall(F, { Src0, Src1, Src2 });
}
case AMDGPU::BI__builtin_amdgcn_fcmp:
case AMDGPU::BI__builtin_amdgcn_fcmpf: {
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));
  llvm::Value *Src2 = EmitScalarExpr(E->getArg(2));

  // FIXME-GFX10: How should 32 bit mask be handled?
  Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_fcmp,
    { Builder.getInt64Ty(), Src0->getType() });
  return Builder.CreateCall(F, { Src0, Src1, Src2 });
}
case AMDGPU::BI__builtin_amdgcn_class:
case AMDGPU::BI__builtin_amdgcn_classf:
case AMDGPU::BI__builtin_amdgcn_classh:
  return emitFPIntBuiltin(*this, E, Intrinsic::amdgcn_class);
case AMDGPU::BI__builtin_amdgcn_fmed3f:
case AMDGPU::BI__builtin_amdgcn_fmed3h:
  return emitTernaryBuiltin(*this, E, Intrinsic::amdgcn_fmed3);
case AMDGPU::BI__builtin_amdgcn_ds_append:
case AMDGPU::BI__builtin_amdgcn_ds_consume: {
  Intrinsic::ID Intrin = BuiltinID == AMDGPU::BI__builtin_amdgcn_ds_append ?
    Intrinsic::amdgcn_ds_append : Intrinsic::amdgcn_ds_consume;
  Value *Src0 = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrin, { Src0->getType() });
  return Builder.CreateCall(F, { Src0, Builder.getFalse() });
}
case AMDGPU::BI__builtin_amdgcn_ds_faddf:
case AMDGPU::BI__builtin_amdgcn_ds_fminf:
case AMDGPU::BI__builtin_amdgcn_ds_fmaxf: {
  Intrinsic::ID Intrin;
  switch (BuiltinID) {
  case AMDGPU::BI__builtin_amdgcn_ds_faddf:
    Intrin = Intrinsic::amdgcn_ds_fadd;
    break;
  case AMDGPU::BI__builtin_amdgcn_ds_fminf:
    Intrin = Intrinsic::amdgcn_ds_fmin;
    break;
  case AMDGPU::BI__builtin_amdgcn_ds_fmaxf:
    Intrin = Intrinsic::amdgcn_ds_fmax;
    break;
  }
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));
  llvm::Value *Src2 = EmitScalarExpr(E->getArg(2));
  llvm::Value *Src3 = EmitScalarExpr(E->getArg(3));
  llvm::Value *Src4 = EmitScalarExpr(E->getArg(4));
  llvm::Function *F = CGM.getIntrinsic(Intrin, { Src1->getType() });
  llvm::FunctionType *FTy = F->getFunctionType();
  llvm::Type *PTy = FTy->getParamType(0);
  Src0 = Builder.CreatePointerBitCastOrAddrSpaceCast(Src0, PTy);
  return Builder.CreateCall(F, { Src0, Src1, Src2, Src3, Src4 });
}
case AMDGPU::BI__builtin_amdgcn_read_exec: {
  CallInst *CI = cast<CallInst>(
    EmitSpecialRegisterBuiltin(*this, E, Int64Ty, Int64Ty, NormalRead, "exec"));
  CI->setConvergent();
  return CI;
}
case AMDGPU::BI__builtin_amdgcn_read_exec_lo:
case AMDGPU::BI__builtin_amdgcn_read_exec_hi: {
  StringRef RegName = BuiltinID == AMDGPU::BI__builtin_amdgcn_read_exec_lo ?
    "exec_lo" : "exec_hi";
  CallInst *CI = cast<CallInst>(
    EmitSpecialRegisterBuiltin(*this, E, Int32Ty, Int32Ty, NormalRead, RegName));
  CI->setConvergent();
  return CI;
}
case AMDGPU::BI__builtin_amdgcn_image_bvh_intersect_ray:
case AMDGPU::BI__builtin_amdgcn_image_bvh_intersect_ray_h:
case AMDGPU::BI__builtin_amdgcn_image_bvh_intersect_ray_l:
case AMDGPU::BI__builtin_amdgcn_image_bvh_intersect_ray_lh: {
  llvm::Value *NodePtr = EmitScalarExpr(E->getArg(0));
  llvm::Value *RayExtent = EmitScalarExpr(E->getArg(1));
  llvm::Value *RayOrigin = EmitScalarExpr(E->getArg(2));
  llvm::Value *RayDir = EmitScalarExpr(E->getArg(3));
  llvm::Value *RayInverseDir = EmitScalarExpr(E->getArg(4));
  llvm::Value *TextureDescr = EmitScalarExpr(E->getArg(5));

  Function *F = CGM.getIntrinsic(Intrinsic::amdgcn_image_bvh_intersect_ray,
                                 {NodePtr->getType(), RayDir->getType()});
  return Builder.CreateCall(F, {NodePtr, RayExtent, RayOrigin, RayDir,
                                RayInverseDir, TextureDescr});
}

// amdgcn workitem
case AMDGPU::BI__builtin_amdgcn_workitem_id_x:
  return emitRangedBuiltin(*this, Intrinsic::amdgcn_workitem_id_x, 0, 1024);
case AMDGPU::BI__builtin_amdgcn_workitem_id_y:
  return emitRangedBuiltin(*this, Intrinsic::amdgcn_workitem_id_y, 0, 1024);
case AMDGPU::BI__builtin_amdgcn_workitem_id_z:
  return emitRangedBuiltin(*this, Intrinsic::amdgcn_workitem_id_z, 0, 1024);

// amdgcn workgroup size
case AMDGPU::BI__builtin_amdgcn_workgroup_size_x:
  return EmitAMDGPUWorkGroupSize(*this, 0);
case AMDGPU::BI__builtin_amdgcn_workgroup_size_y:
  return EmitAMDGPUWorkGroupSize(*this, 1);
case AMDGPU::BI__builtin_amdgcn_workgroup_size_z:
  return EmitAMDGPUWorkGroupSize(*this, 2);

// amdgcn grid size
case AMDGPU::BI__builtin_amdgcn_grid_size_x:
  return EmitAMDGPUGridSize(*this, 0);
case AMDGPU::BI__builtin_amdgcn_grid_size_y:
  return EmitAMDGPUGridSize(*this, 1);
case AMDGPU::BI__builtin_amdgcn_grid_size_z:
  return EmitAMDGPUGridSize(*this, 2);

// r600 intrinsics
case AMDGPU::BI__builtin_r600_recipsqrt_ieee:
case AMDGPU::BI__builtin_r600_recipsqrt_ieeef:
  return emitUnaryBuiltin(*this, E, Intrinsic::r600_recipsqrt_ieee);
case AMDGPU::BI__builtin_r600_read_tidig_x:
  return emitRangedBuiltin(*this, Intrinsic::r600_read_tidig_x, 0, 1024);
case AMDGPU::BI__builtin_r600_read_tidig_y:
  return emitRangedBuiltin(*this, Intrinsic::r600_read_tidig_y, 0, 1024);
case AMDGPU::BI__builtin_r600_read_tidig_z:
  return emitRangedBuiltin(*this, Intrinsic::r600_read_tidig_z, 0, 1024);
case AMDGPU::BI__builtin_amdgcn_alignbit: {
  llvm::Value *Src0 = EmitScalarExpr(E->getArg(0));
  llvm::Value *Src1 = EmitScalarExpr(E->getArg(1));
  llvm::Value *Src2 = EmitScalarExpr(E->getArg(2));
  Function *F = CGM.getIntrinsic(Intrinsic::fshr, Src0->getType());
  return Builder.CreateCall(F, { Src0, Src1, Src2 });
}

case AMDGPU::BI__builtin_amdgcn_fence: {
  if (ProcessOrderScopeAMDGCN(EmitScalarExpr(E->getArg(0)),
                              EmitScalarExpr(E->getArg(1)), AO, SSID))
    return Builder.CreateFence(AO, SSID);
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
}
case AMDGPU::BI__builtin_amdgcn_atomic_inc32:
case AMDGPU::BI__builtin_amdgcn_atomic_inc64:
case AMDGPU::BI__builtin_amdgcn_atomic_dec32:
case AMDGPU::BI__builtin_amdgcn_atomic_dec64: {
  unsigned BuiltinAtomicOp;
  llvm::Type *ResultType = ConvertType(E->getType());

  switch (BuiltinID) {
  case AMDGPU::BI__builtin_amdgcn_atomic_inc32:
  case AMDGPU::BI__builtin_amdgcn_atomic_inc64:
    BuiltinAtomicOp = Intrinsic::amdgcn_atomic_inc;
    break;
  case AMDGPU::BI__builtin_amdgcn_atomic_dec32:
  case AMDGPU::BI__builtin_amdgcn_atomic_dec64:
    BuiltinAtomicOp = Intrinsic::amdgcn_atomic_dec;
    break;
  }

  Value *Ptr = EmitScalarExpr(E->getArg(0));
  Value *Val = EmitScalarExpr(E->getArg(1));

  llvm::Function *F =
      CGM.getIntrinsic(BuiltinAtomicOp, {ResultType, Ptr->getType()});

  if (ProcessOrderScopeAMDGCN(EmitScalarExpr(E->getArg(2)),
                              EmitScalarExpr(E->getArg(3)), AO, SSID)) {

    // llvm.amdgcn.atomic.inc and llvm.amdgcn.atomic.dec expects ordering and
    // scope as unsigned values
    Value *MemOrder = Builder.getInt32(static_cast<int>(AO));
    Value *MemScope = Builder.getInt32(static_cast<int>(SSID));

    QualType PtrTy = E->getArg(0)->IgnoreImpCasts()->getType();
    bool Volatile =
        PtrTy->castAs<PointerType>()->getPointeeType().isVolatileQualified();
    Value *IsVolatile = Builder.getInt1(static_cast<bool>(Volatile));

    return Builder.CreateCall(F, {Ptr, Val, MemOrder, MemScope, IsVolatile});
  }
  LLVM_FALLTHROUGH[[gnu::fallthrough]];
}
default:
  return nullptr;
}
16347}

16349/// Handle a SystemZ function in which the final argument is a pointer
16350/// to an int that receives the post-instruction CC value.  At the LLVM level
16351/// this is represented as a function that returns a {result, cc} pair.
16352static Value *EmitSystemZIntrinsicWithCC(CodeGenFunction &CGF,
                                       unsigned IntrinsicID,
                                       const CallExpr *E) {
unsigned NumArgs = E->getNumArgs() - 1;
SmallVector<Value *, 8> Args(NumArgs);
for (unsigned I = 0; I < NumArgs; ++I)
  Args[I] = CGF.EmitScalarExpr(E->getArg(I));
Address CCPtr = CGF.EmitPointerWithAlignment(E->getArg(NumArgs));
Function *F = CGF.CGM.getIntrinsic(IntrinsicID);
Value *Call = CGF.Builder.CreateCall(F, Args);
Value *CC = CGF.Builder.CreateExtractValue(Call, 1);
CGF.Builder.CreateStore(CC, CCPtr);
return CGF.Builder.CreateExtractValue(Call, 0);
16365}

16367Value *CodeGenFunction::EmitSystemZBuiltinExpr(unsigned BuiltinID,
                                             const CallExpr *E) {
switch (BuiltinID) {
case SystemZ::BI__builtin_tbegin: {
  Value *TDB = EmitScalarExpr(E->getArg(0));
  Value *Control = llvm::ConstantInt::get(Int32Ty, 0xff0c);
  Function *F = CGM.getIntrinsic(Intrinsic::s390_tbegin);
  return Builder.CreateCall(F, {TDB, Control});
}
case SystemZ::BI__builtin_tbegin_nofloat: {
  Value *TDB = EmitScalarExpr(E->getArg(0));
  Value *Control = llvm::ConstantInt::get(Int32Ty, 0xff0c);
  Function *F = CGM.getIntrinsic(Intrinsic::s390_tbegin_nofloat);
  return Builder.CreateCall(F, {TDB, Control});
}
case SystemZ::BI__builtin_tbeginc: {
  Value *TDB = llvm::ConstantPointerNull::get(Int8PtrTy);
  Value *Control = llvm::ConstantInt::get(Int32Ty, 0xff08);
  Function *F = CGM.getIntrinsic(Intrinsic::s390_tbeginc);
  return Builder.CreateCall(F, {TDB, Control});
}
case SystemZ::BI__builtin_tabort: {
  Value *Data = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::s390_tabort);
  return Builder.CreateCall(F, Builder.CreateSExt(Data, Int64Ty, "tabort"));
}
case SystemZ::BI__builtin_non_tx_store: {
  Value *Address = EmitScalarExpr(E->getArg(0));
  Value *Data = EmitScalarExpr(E->getArg(1));
  Function *F = CGM.getIntrinsic(Intrinsic::s390_ntstg);
  return Builder.CreateCall(F, {Data, Address});
}

// Vector builtins.  Note that most vector builtins are mapped automatically
// to target-specific LLVM intrinsics.  The ones handled specially here can
// be represented via standard LLVM IR, which is preferable to enable common
// LLVM optimizations.

case SystemZ::BI__builtin_s390_vpopctb:
case SystemZ::BI__builtin_s390_vpopcth:
case SystemZ::BI__builtin_s390_vpopctf:
case SystemZ::BI__builtin_s390_vpopctg: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::ctpop, ResultType);
  return Builder.CreateCall(F, X);
}

case SystemZ::BI__builtin_s390_vclzb:
case SystemZ::BI__builtin_s390_vclzh:
case SystemZ::BI__builtin_s390_vclzf:
case SystemZ::BI__builtin_s390_vclzg: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Undef = ConstantInt::get(Builder.getInt1Ty(), false);
  Function *F = CGM.getIntrinsic(Intrinsic::ctlz, ResultType);
  return Builder.CreateCall(F, {X, Undef});
}

case SystemZ::BI__builtin_s390_vctzb:
case SystemZ::BI__builtin_s390_vctzh:
case SystemZ::BI__builtin_s390_vctzf:
case SystemZ::BI__builtin_s390_vctzg: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Undef = ConstantInt::get(Builder.getInt1Ty(), false);
  Function *F = CGM.getIntrinsic(Intrinsic::cttz, ResultType);
  return Builder.CreateCall(F, {X, Undef});
}

case SystemZ::BI__builtin_s390_vfsqsb:
case SystemZ::BI__builtin_s390_vfsqdb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  if (Builder.getIsFPConstrained()) {
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_sqrt, ResultType);
    return Builder.CreateConstrainedFPCall(F, { X });
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::sqrt, ResultType);
    return Builder.CreateCall(F, X);
  }
}
case SystemZ::BI__builtin_s390_vfmasb:
case SystemZ::BI__builtin_s390_vfmadb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  Value *Z = EmitScalarExpr(E->getArg(2));
  if (Builder.getIsFPConstrained()) {
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, ResultType);
    return Builder.CreateConstrainedFPCall(F, {X, Y, Z});
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::fma, ResultType);
    return Builder.CreateCall(F, {X, Y, Z});
  }
}
case SystemZ::BI__builtin_s390_vfmssb:
case SystemZ::BI__builtin_s390_vfmsdb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  Value *Z = EmitScalarExpr(E->getArg(2));
  if (Builder.getIsFPConstrained()) {
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, ResultType);
    return Builder.CreateConstrainedFPCall(F, {X, Y, Builder.CreateFNeg(Z, "neg")});
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::fma, ResultType);
    return Builder.CreateCall(F, {X, Y, Builder.CreateFNeg(Z, "neg")});
  }
}
case SystemZ::BI__builtin_s390_vfnmasb:
case SystemZ::BI__builtin_s390_vfnmadb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  Value *Z = EmitScalarExpr(E->getArg(2));
  if (Builder.getIsFPConstrained()) {
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, ResultType);
    return Builder.CreateFNeg(Builder.CreateConstrainedFPCall(F, {X, Y,  Z}), "neg");
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::fma, ResultType);
    return Builder.CreateFNeg(Builder.CreateCall(F, {X, Y, Z}), "neg");
  }
}
case SystemZ::BI__builtin_s390_vfnmssb:
case SystemZ::BI__builtin_s390_vfnmsdb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  Value *Z = EmitScalarExpr(E->getArg(2));
  if (Builder.getIsFPConstrained()) {
    Function *F = CGM.getIntrinsic(Intrinsic::experimental_constrained_fma, ResultType);
    Value *NegZ = Builder.CreateFNeg(Z, "sub");
    return Builder.CreateFNeg(Builder.CreateConstrainedFPCall(F, {X, Y, NegZ}));
  } else {
    Function *F = CGM.getIntrinsic(Intrinsic::fma, ResultType);
    Value *NegZ = Builder.CreateFNeg(Z, "neg");
    return Builder.CreateFNeg(Builder.CreateCall(F, {X, Y, NegZ}));
  }
}
case SystemZ::BI__builtin_s390_vflpsb:
case SystemZ::BI__builtin_s390_vflpdb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::fabs, ResultType);
  return Builder.CreateCall(F, X);
}
case SystemZ::BI__builtin_s390_vflnsb:
case SystemZ::BI__builtin_s390_vflndb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::fabs, ResultType);
  return Builder.CreateFNeg(Builder.CreateCall(F, X), "neg");
}
case SystemZ::BI__builtin_s390_vfisb:
case SystemZ::BI__builtin_s390_vfidb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  // Constant-fold the M4 and M5 mask arguments.
  llvm::APSInt M4 = *E->getArg(1)->getIntegerConstantExpr(getContext());
  llvm::APSInt M5 = *E->getArg(2)->getIntegerConstantExpr(getContext());
  // Check whether this instance can be represented via a LLVM standard
  // intrinsic.  We only support some combinations of M4 and M5.
  Intrinsic::ID ID = Intrinsic::not_intrinsic;
  Intrinsic::ID CI;
  switch (M4.getZExtValue()) {
  default: break;
  case 0:  // IEEE-inexact exception allowed
    switch (M5.getZExtValue()) {
    default: break;
    case 0: ID = Intrinsic::rint;
            CI = Intrinsic::experimental_constrained_rint; break;
    }
    break;
  case 4:  // IEEE-inexact exception suppressed
    switch (M5.getZExtValue()) {
    default: break;
    case 0: ID = Intrinsic::nearbyint;
            CI = Intrinsic::experimental_constrained_nearbyint; break;
    case 1: ID = Intrinsic::round;
            CI = Intrinsic::experimental_constrained_round; break;
    case 5: ID = Intrinsic::trunc;
            CI = Intrinsic::experimental_constrained_trunc; break;
    case 6: ID = Intrinsic::ceil;
            CI = Intrinsic::experimental_constrained_ceil; break;
    case 7: ID = Intrinsic::floor;
            CI = Intrinsic::experimental_constrained_floor; break;
    }
    break;
  }
  if (ID != Intrinsic::not_intrinsic) {
    if (Builder.getIsFPConstrained()) {
      Function *F = CGM.getIntrinsic(CI, ResultType);
      return Builder.CreateConstrainedFPCall(F, X);
    } else {
      Function *F = CGM.getIntrinsic(ID, ResultType);
      return Builder.CreateCall(F, X);
    }
  }
  switch (BuiltinID) { // FIXME: constrained version?
    case SystemZ::BI__builtin_s390_vfisb: ID = Intrinsic::s390_vfisb; break;
    case SystemZ::BI__builtin_s390_vfidb: ID = Intrinsic::s390_vfidb; break;
    default: llvm_unreachable("Unknown BuiltinID")__builtin_unreachable();
  }
  Function *F = CGM.getIntrinsic(ID);
  Value *M4Value = llvm::ConstantInt::get(getLLVMContext(), M4);
  Value *M5Value = llvm::ConstantInt::get(getLLVMContext(), M5);
  return Builder.CreateCall(F, {X, M4Value, M5Value});
}
case SystemZ::BI__builtin_s390_vfmaxsb:
case SystemZ::BI__builtin_s390_vfmaxdb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  // Constant-fold the M4 mask argument.
  llvm::APSInt M4 = *E->getArg(2)->getIntegerConstantExpr(getContext());
  // Check whether this instance can be represented via a LLVM standard
  // intrinsic.  We only support some values of M4.
  Intrinsic::ID ID = Intrinsic::not_intrinsic;
  Intrinsic::ID CI;
  switch (M4.getZExtValue()) {
  default: break;
  case 4: ID = Intrinsic::maxnum;
          CI = Intrinsic::experimental_constrained_maxnum; break;
  }
  if (ID != Intrinsic::not_intrinsic) {
    if (Builder.getIsFPConstrained()) {
      Function *F = CGM.getIntrinsic(CI, ResultType);
      return Builder.CreateConstrainedFPCall(F, {X, Y});
    } else {
      Function *F = CGM.getIntrinsic(ID, ResultType);
      return Builder.CreateCall(F, {X, Y});
    }
  }
  switch (BuiltinID) {
    case SystemZ::BI__builtin_s390_vfmaxsb: ID = Intrinsic::s390_vfmaxsb; break;
    case SystemZ::BI__builtin_s390_vfmaxdb: ID = Intrinsic::s390_vfmaxdb; break;
    default: llvm_unreachable("Unknown BuiltinID")__builtin_unreachable();
  }
  Function *F = CGM.getIntrinsic(ID);
  Value *M4Value = llvm::ConstantInt::get(getLLVMContext(), M4);
  return Builder.CreateCall(F, {X, Y, M4Value});
}
case SystemZ::BI__builtin_s390_vfminsb:
case SystemZ::BI__builtin_s390_vfmindb: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Value *Y = EmitScalarExpr(E->getArg(1));
  // Constant-fold the M4 mask argument.
  llvm::APSInt M4 = *E->getArg(2)->getIntegerConstantExpr(getContext());
  // Check whether this instance can be represented via a LLVM standard
  // intrinsic.  We only support some values of M4.
  Intrinsic::ID ID = Intrinsic::not_intrinsic;
  Intrinsic::ID CI;
  switch (M4.getZExtValue()) {
  default: break;
  case 4: ID = Intrinsic::minnum;
          CI = Intrinsic::experimental_constrained_minnum; break;
  }
  if (ID != Intrinsic::not_intrinsic) {
    if (Builder.getIsFPConstrained()) {
      Function *F = CGM.getIntrinsic(CI, ResultType);
      return Builder.CreateConstrainedFPCall(F, {X, Y});
    } else {
      Function *F = CGM.getIntrinsic(ID, ResultType);
      return Builder.CreateCall(F, {X, Y});
    }
  }
  switch (BuiltinID) {
    case SystemZ::BI__builtin_s390_vfminsb: ID = Intrinsic::s390_vfminsb; break;
    case SystemZ::BI__builtin_s390_vfmindb: ID = Intrinsic::s390_vfmindb; break;
    default: llvm_unreachable("Unknown BuiltinID")__builtin_unreachable();
  }
  Function *F = CGM.getIntrinsic(ID);
  Value *M4Value = llvm::ConstantInt::get(getLLVMContext(), M4);
  return Builder.CreateCall(F, {X, Y, M4Value});
}

case SystemZ::BI__builtin_s390_vlbrh:
case SystemZ::BI__builtin_s390_vlbrf:
case SystemZ::BI__builtin_s390_vlbrg: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *X = EmitScalarExpr(E->getArg(0));
  Function *F = CGM.getIntrinsic(Intrinsic::bswap, ResultType);
  return Builder.CreateCall(F, X);
}

// Vector intrinsics that output the post-instruction CC value.

16656#define INTRINSIC_WITH_CC(NAME) \
  case SystemZ::BI__builtin_##NAME: \
    return EmitSystemZIntrinsicWithCC(*this, Intrinsic::NAME, E)

INTRINSIC_WITH_CC(s390_vpkshs);
INTRINSIC_WITH_CC(s390_vpksfs);
INTRINSIC_WITH_CC(s390_vpksgs);

INTRINSIC_WITH_CC(s390_vpklshs);
INTRINSIC_WITH_CC(s390_vpklsfs);
INTRINSIC_WITH_CC(s390_vpklsgs);

INTRINSIC_WITH_CC(s390_vceqbs);
INTRINSIC_WITH_CC(s390_vceqhs);
INTRINSIC_WITH_CC(s390_vceqfs);
INTRINSIC_WITH_CC(s390_vceqgs);

INTRINSIC_WITH_CC(s390_vchbs);
INTRINSIC_WITH_CC(s390_vchhs);
INTRINSIC_WITH_CC(s390_vchfs);
INTRINSIC_WITH_CC(s390_vchgs);

INTRINSIC_WITH_CC(s390_vchlbs);
INTRINSIC_WITH_CC(s390_vchlhs);
INTRINSIC_WITH_CC(s390_vchlfs);
INTRINSIC_WITH_CC(s390_vchlgs);

INTRINSIC_WITH_CC(s390_vfaebs);
INTRINSIC_WITH_CC(s390_vfaehs);
INTRINSIC_WITH_CC(s390_vfaefs);

INTRINSIC_WITH_CC(s390_vfaezbs);
INTRINSIC_WITH_CC(s390_vfaezhs);
INTRINSIC_WITH_CC(s390_vfaezfs);

INTRINSIC_WITH_CC(s390_vfeebs);
INTRINSIC_WITH_CC(s390_vfeehs);
INTRINSIC_WITH_CC(s390_vfeefs);

INTRINSIC_WITH_CC(s390_vfeezbs);
INTRINSIC_WITH_CC(s390_vfeezhs);
INTRINSIC_WITH_CC(s390_vfeezfs);

INTRINSIC_WITH_CC(s390_vfenebs);
INTRINSIC_WITH_CC(s390_vfenehs);
INTRINSIC_WITH_CC(s390_vfenefs);

INTRINSIC_WITH_CC(s390_vfenezbs);
INTRINSIC_WITH_CC(s390_vfenezhs);
INTRINSIC_WITH_CC(s390_vfenezfs);

INTRINSIC_WITH_CC(s390_vistrbs);
INTRINSIC_WITH_CC(s390_vistrhs);
INTRINSIC_WITH_CC(s390_vistrfs);

INTRINSIC_WITH_CC(s390_vstrcbs);
INTRINSIC_WITH_CC(s390_vstrchs);
INTRINSIC_WITH_CC(s390_vstrcfs);

INTRINSIC_WITH_CC(s390_vstrczbs);
INTRINSIC_WITH_CC(s390_vstrczhs);
INTRINSIC_WITH_CC(s390_vstrczfs);

INTRINSIC_WITH_CC(s390_vfcesbs);
INTRINSIC_WITH_CC(s390_vfcedbs);
INTRINSIC_WITH_CC(s390_vfchsbs);
INTRINSIC_WITH_CC(s390_vfchdbs);
INTRINSIC_WITH_CC(s390_vfchesbs);
INTRINSIC_WITH_CC(s390_vfchedbs);

INTRINSIC_WITH_CC(s390_vftcisb);
INTRINSIC_WITH_CC(s390_vftcidb);

INTRINSIC_WITH_CC(s390_vstrsb);
INTRINSIC_WITH_CC(s390_vstrsh);
INTRINSIC_WITH_CC(s390_vstrsf);

INTRINSIC_WITH_CC(s390_vstrszb);
INTRINSIC_WITH_CC(s390_vstrszh);
INTRINSIC_WITH_CC(s390_vstrszf);

16737#undef INTRINSIC_WITH_CC

default:
  return nullptr;
}
16742}

16744namespace {
16745// Helper classes for mapping MMA builtins to particular LLVM intrinsic variant.
16746struct NVPTXMmaLdstInfo {
unsigned NumResults;  // Number of elements to load/store
// Intrinsic IDs for row/col variants. 0 if particular layout is unsupported.
unsigned IID_col;
unsigned IID_row;
16751};

16753#define MMA_INTR(geom_op_type, layout) \
Intrinsic::nvvm_wmma_##geom_op_type##_##layout##_stride
16755#define MMA_LDST(n, geom_op_type)                                              \
{ n, MMA_INTR(geom_op_type, col), MMA_INTR(geom_op_type, row) }

16758static NVPTXMmaLdstInfo getNVPTXMmaLdstInfo(unsigned BuiltinID) {
switch (BuiltinID) {
// FP MMA loads
case NVPTX::BI__hmma_m16n16k16_ld_a:
  return MMA_LDST(8, m16n16k16_load_a_f16);
case NVPTX::BI__hmma_m16n16k16_ld_b:
  return MMA_LDST(8, m16n16k16_load_b_f16);
case NVPTX::BI__hmma_m16n16k16_ld_c_f16:
  return MMA_LDST(4, m16n16k16_load_c_f16);
case NVPTX::BI__hmma_m16n16k16_ld_c_f32:
  return MMA_LDST(8, m16n16k16_load_c_f32);
case NVPTX::BI__hmma_m32n8k16_ld_a:
  return MMA_LDST(8, m32n8k16_load_a_f16);
case NVPTX::BI__hmma_m32n8k16_ld_b:
  return MMA_LDST(8, m32n8k16_load_b_f16);
case NVPTX::BI__hmma_m32n8k16_ld_c_f16:
  return MMA_LDST(4, m32n8k16_load_c_f16);
case NVPTX::BI__hmma_m32n8k16_ld_c_f32:
  return MMA_LDST(8, m32n8k16_load_c_f32);
case NVPTX::BI__hmma_m8n32k16_ld_a:
  return MMA_LDST(8, m8n32k16_load_a_f16);
case NVPTX::BI__hmma_m8n32k16_ld_b:
  return MMA_LDST(8, m8n32k16_load_b_f16);
case NVPTX::BI__hmma_m8n32k16_ld_c_f16:
  return MMA_LDST(4, m8n32k16_load_c_f16);
case NVPTX::BI__hmma_m8n32k16_ld_c_f32:
  return MMA_LDST(8, m8n32k16_load_c_f32);

// Integer MMA loads
case NVPTX::BI__imma_m16n16k16_ld_a_s8:
  return MMA_LDST(2, m16n16k16_load_a_s8);
case NVPTX::BI__imma_m16n16k16_ld_a_u8:
  return MMA_LDST(2, m16n16k16_load_a_u8);
case NVPTX::BI__imma_m16n16k16_ld_b_s8:
  return MMA_LDST(2, m16n16k16_load_b_s8);
case NVPTX::BI__imma_m16n16k16_ld_b_u8:
  return MMA_LDST(2, m16n16k16_load_b_u8);
case NVPTX::BI__imma_m16n16k16_ld_c:
  return MMA_LDST(8, m16n16k16_load_c_s32);
case NVPTX::BI__imma_m32n8k16_ld_a_s8:
  return MMA_LDST(4, m32n8k16_load_a_s8);
case NVPTX::BI__imma_m32n8k16_ld_a_u8:
  return MMA_LDST(4, m32n8k16_load_a_u8);
case NVPTX::BI__imma_m32n8k16_ld_b_s8:
  return MMA_LDST(1, m32n8k16_load_b_s8);
case NVPTX::BI__imma_m32n8k16_ld_b_u8:
  return MMA_LDST(1, m32n8k16_load_b_u8);
case NVPTX::BI__imma_m32n8k16_ld_c:
  return MMA_LDST(8, m32n8k16_load_c_s32);
case NVPTX::BI__imma_m8n32k16_ld_a_s8:
  return MMA_LDST(1, m8n32k16_load_a_s8);
case NVPTX::BI__imma_m8n32k16_ld_a_u8:
  return MMA_LDST(1, m8n32k16_load_a_u8);
case NVPTX::BI__imma_m8n32k16_ld_b_s8:
  return MMA_LDST(4, m8n32k16_load_b_s8);
case NVPTX::BI__imma_m8n32k16_ld_b_u8:
  return MMA_LDST(4, m8n32k16_load_b_u8);
case NVPTX::BI__imma_m8n32k16_ld_c:
  return MMA_LDST(8, m8n32k16_load_c_s32);

// Sub-integer MMA loads.
// Only row/col layout is supported by A/B fragments.
case NVPTX::BI__imma_m8n8k32_ld_a_s4:
  return {1, 0, MMA_INTR(m8n8k32_load_a_s4, row)};
case NVPTX::BI__imma_m8n8k32_ld_a_u4:
  return {1, 0, MMA_INTR(m8n8k32_load_a_u4, row)};
case NVPTX::BI__imma_m8n8k32_ld_b_s4:
  return {1, MMA_INTR(m8n8k32_load_b_s4, col), 0};
case NVPTX::BI__imma_m8n8k32_ld_b_u4:
  return {1, MMA_INTR(m8n8k32_load_b_u4, col), 0};
case NVPTX::BI__imma_m8n8k32_ld_c:
  return MMA_LDST(2, m8n8k32_load_c_s32);
case NVPTX::BI__bmma_m8n8k128_ld_a_b1:
  return {1, 0, MMA_INTR(m8n8k128_load_a_b1, row)};
case NVPTX::BI__bmma_m8n8k128_ld_b_b1:
  return {1, MMA_INTR(m8n8k128_load_b_b1, col), 0};
case NVPTX::BI__bmma_m8n8k128_ld_c:
  return MMA_LDST(2, m8n8k128_load_c_s32);

// Double MMA loads
case NVPTX::BI__dmma_m8n8k4_ld_a:
  return MMA_LDST(1, m8n8k4_load_a_f64);
case NVPTX::BI__dmma_m8n8k4_ld_b:
  return MMA_LDST(1, m8n8k4_load_b_f64);
case NVPTX::BI__dmma_m8n8k4_ld_c:
  return MMA_LDST(2, m8n8k4_load_c_f64);

// Alternate float MMA loads
case NVPTX::BI__mma_bf16_m16n16k16_ld_a:
  return MMA_LDST(4, m16n16k16_load_a_bf16);
case NVPTX::BI__mma_bf16_m16n16k16_ld_b:
  return MMA_LDST(4, m16n16k16_load_b_bf16);
case NVPTX::BI__mma_bf16_m8n32k16_ld_a:
  return MMA_LDST(2, m8n32k16_load_a_bf16);
case NVPTX::BI__mma_bf16_m8n32k16_ld_b:
  return MMA_LDST(8, m8n32k16_load_b_bf16);
case NVPTX::BI__mma_bf16_m32n8k16_ld_a:
  return MMA_LDST(8, m32n8k16_load_a_bf16);
case NVPTX::BI__mma_bf16_m32n8k16_ld_b:
  return MMA_LDST(2, m32n8k16_load_b_bf16);
case NVPTX::BI__mma_tf32_m16n16k8_ld_a:
  return MMA_LDST(4, m16n16k8_load_a_tf32);
case NVPTX::BI__mma_tf32_m16n16k8_ld_b:
  return MMA_LDST(2, m16n16k8_load_b_tf32);
case NVPTX::BI__mma_tf32_m16n16k8_ld_c:
  return MMA_LDST(8, m16n16k8_load_c_f32);

// NOTE: We need to follow inconsitent naming scheme used by NVCC.  Unlike
// PTX and LLVM IR where stores always use fragment D, NVCC builtins always
// use fragment C for both loads and stores.
// FP MMA stores.
case NVPTX::BI__hmma_m16n16k16_st_c_f16:
  return MMA_LDST(4, m16n16k16_store_d_f16);
case NVPTX::BI__hmma_m16n16k16_st_c_f32:
  return MMA_LDST(8, m16n16k16_store_d_f32);
case NVPTX::BI__hmma_m32n8k16_st_c_f16:
  return MMA_LDST(4, m32n8k16_store_d_f16);
case NVPTX::BI__hmma_m32n8k16_st_c_f32:
  return MMA_LDST(8, m32n8k16_store_d_f32);
case NVPTX::BI__hmma_m8n32k16_st_c_f16:
  return MMA_LDST(4, m8n32k16_store_d_f16);
case NVPTX::BI__hmma_m8n32k16_st_c_f32:
  return MMA_LDST(8, m8n32k16_store_d_f32);

// Integer and sub-integer MMA stores.
// Another naming quirk. Unlike other MMA builtins that use PTX types in the
// name, integer loads/stores use LLVM's i32.
case NVPTX::BI__imma_m16n16k16_st_c_i32:
  return MMA_LDST(8, m16n16k16_store_d_s32);
case NVPTX::BI__imma_m32n8k16_st_c_i32:
  return MMA_LDST(8, m32n8k16_store_d_s32);
case NVPTX::BI__imma_m8n32k16_st_c_i32:
  return MMA_LDST(8, m8n32k16_store_d_s32);
case NVPTX::BI__imma_m8n8k32_st_c_i32:
  return MMA_LDST(2, m8n8k32_store_d_s32);
case NVPTX::BI__bmma_m8n8k128_st_c_i32:
  return MMA_LDST(2, m8n8k128_store_d_s32);

// Double MMA store
case NVPTX::BI__dmma_m8n8k4_st_c_f64:
  return MMA_LDST(2, m8n8k4_store_d_f64);

// Alternate float MMA store
case NVPTX::BI__mma_m16n16k8_st_c_f32:
  return MMA_LDST(8, m16n16k8_store_d_f32);

default:
  llvm_unreachable("Unknown MMA builtin")__builtin_unreachable();
}
16907}
16908#undef MMA_LDST
16909#undef MMA_INTR


16912struct NVPTXMmaInfo {
unsigned NumEltsA;
unsigned NumEltsB;
unsigned NumEltsC;
unsigned NumEltsD;

// Variants are ordered by layout-A/layout-B/satf, where 'row' has priority
// over 'col' for layout. The index of non-satf variants is expected to match
// the undocumented layout constants used by CUDA's mma.hpp.
std::array<unsigned, 8> Variants;

unsigned getMMAIntrinsic(int Layout, bool Satf) {
  unsigned Index = Layout + 4 * Satf;
  if (Index >= Variants.size())
    return 0;
  return Variants[Index];
}
16929};

// Returns an intrinsic that matches Layout and Satf for valid combinations of
// Layout and Satf, 0 otherwise.
16933static NVPTXMmaInfo getNVPTXMmaInfo(unsigned BuiltinID) {
// clang-format off
16935#define MMA_VARIANTS(geom, type)                                    \
    Intrinsic::nvvm_wmma_##geom##_mma_row_row_##type,             \
    Intrinsic::nvvm_wmma_##geom##_mma_row_col_##type,             \
    Intrinsic::nvvm_wmma_##geom##_mma_col_row_##type,             \
    Intrinsic::nvvm_wmma_##geom##_mma_col_col_##type
16940#define MMA_SATF_VARIANTS(geom, type)                               \
    MMA_VARIANTS(geom, type),                                     \
    Intrinsic::nvvm_wmma_##geom##_mma_row_row_##type##_satfinite, \
    Intrinsic::nvvm_wmma_##geom##_mma_row_col_##type##_satfinite, \
    Intrinsic::nvvm_wmma_##geom##_mma_col_row_##type##_satfinite, \
    Intrinsic::nvvm_wmma_##geom##_mma_col_col_##type##_satfinite
16946// Sub-integer MMA only supports row.col layout.
16947#define MMA_VARIANTS_I4(geom, type) \
    0, \
    Intrinsic::nvvm_wmma_##geom##_mma_row_col_##type,             \
    0, \
    0, \
    0, \
    Intrinsic::nvvm_wmma_##geom##_mma_row_col_##type##_satfinite, \
    0, \
    0
16956// b1 MMA does not support .satfinite.
16957#define MMA_VARIANTS_B1_XOR(geom, type) \
    0, \
    Intrinsic::nvvm_wmma_##geom##_mma_xor_popc_row_col_##type,             \
    0, \
    0, \
    0, \
    0, \
    0, \
    0
16966#define MMA_VARIANTS_B1_AND(geom, type) \
    0, \
    Intrinsic::nvvm_wmma_##geom##_mma_and_popc_row_col_##type,             \
    0, \
    0, \
    0, \
    0, \
    0, \
    0
// clang-format on
switch (BuiltinID) {
// FP MMA
// Note that 'type' argument of MMA_SATF_VARIANTS uses D_C notation, while
// NumEltsN of return value are ordered as A,B,C,D.
case NVPTX::BI__hmma_m16n16k16_mma_f16f16:
  return {8, 8, 4, 4, {{MMA_SATF_VARIANTS(m16n16k16, f16_f16)}}};
case NVPTX::BI__hmma_m16n16k16_mma_f32f16:
  return {8, 8, 4, 8, {{MMA_SATF_VARIANTS(m16n16k16, f32_f16)}}};
case NVPTX::BI__hmma_m16n16k16_mma_f16f32:
  return {8, 8, 8, 4, {{MMA_SATF_VARIANTS(m16n16k16, f16_f32)}}};
case NVPTX::BI__hmma_m16n16k16_mma_f32f32:
  return {8, 8, 8, 8, {{MMA_SATF_VARIANTS(m16n16k16, f32_f32)}}};
case NVPTX::BI__hmma_m32n8k16_mma_f16f16:
  return {8, 8, 4, 4, {{MMA_SATF_VARIANTS(m32n8k16, f16_f16)}}};
case NVPTX::BI__hmma_m32n8k16_mma_f32f16:
  return {8, 8, 4, 8, {{MMA_SATF_VARIANTS(m32n8k16, f32_f16)}}};
case NVPTX::BI__hmma_m32n8k16_mma_f16f32:
  return {8, 8, 8, 4, {{MMA_SATF_VARIANTS(m32n8k16, f16_f32)}}};
case NVPTX::BI__hmma_m32n8k16_mma_f32f32:
  return {8, 8, 8, 8, {{MMA_SATF_VARIANTS(m32n8k16, f32_f32)}}};
case NVPTX::BI__hmma_m8n32k16_mma_f16f16:
  return {8, 8, 4, 4, {{MMA_SATF_VARIANTS(m8n32k16, f16_f16)}}};
case NVPTX::BI__hmma_m8n32k16_mma_f32f16:
  return {8, 8, 4, 8, {{MMA_SATF_VARIANTS(m8n32k16, f32_f16)}}};
case NVPTX::BI__hmma_m8n32k16_mma_f16f32:
  return {8, 8, 8, 4, {{MMA_SATF_VARIANTS(m8n32k16, f16_f32)}}};
case NVPTX::BI__hmma_m8n32k16_mma_f32f32:
  return {8, 8, 8, 8, {{MMA_SATF_VARIANTS(m8n32k16, f32_f32)}}};

// Integer MMA
case NVPTX::BI__imma_m16n16k16_mma_s8:
  return {2, 2, 8, 8, {{MMA_SATF_VARIANTS(m16n16k16, s8)}}};
case NVPTX::BI__imma_m16n16k16_mma_u8:
  return {2, 2, 8, 8, {{MMA_SATF_VARIANTS(m16n16k16, u8)}}};
case NVPTX::BI__imma_m32n8k16_mma_s8:
  return {4, 1, 8, 8, {{MMA_SATF_VARIANTS(m32n8k16, s8)}}};
case NVPTX::BI__imma_m32n8k16_mma_u8:
  return {4, 1, 8, 8, {{MMA_SATF_VARIANTS(m32n8k16, u8)}}};
case NVPTX::BI__imma_m8n32k16_mma_s8:
  return {1, 4, 8, 8, {{MMA_SATF_VARIANTS(m8n32k16, s8)}}};
case NVPTX::BI__imma_m8n32k16_mma_u8:
  return {1, 4, 8, 8, {{MMA_SATF_VARIANTS(m8n32k16, u8)}}};

// Sub-integer MMA
case NVPTX::BI__imma_m8n8k32_mma_s4:
  return {1, 1, 2, 2, {{MMA_VARIANTS_I4(m8n8k32, s4)}}};
case NVPTX::BI__imma_m8n8k32_mma_u4:
  return {1, 1, 2, 2, {{MMA_VARIANTS_I4(m8n8k32, u4)}}};
case NVPTX::BI__bmma_m8n8k128_mma_xor_popc_b1:
  return {1, 1, 2, 2, {{MMA_VARIANTS_B1_XOR(m8n8k128, b1)}}};
case NVPTX::BI__bmma_m8n8k128_mma_and_popc_b1:
  return {1, 1, 2, 2, {{MMA_VARIANTS_B1_AND(m8n8k128, b1)}}};

// Double MMA
case NVPTX::BI__dmma_m8n8k4_mma_f64:
  return {1, 1, 2, 2, {{MMA_VARIANTS(m8n8k4, f64)}}};

// Alternate FP MMA
case NVPTX::BI__mma_bf16_m16n16k16_mma_f32:
  return {4, 4, 8, 8, {{MMA_VARIANTS(m16n16k16, bf16)}}};
case NVPTX::BI__mma_bf16_m8n32k16_mma_f32:
  return {2, 8, 8, 8, {{MMA_VARIANTS(m8n32k16, bf16)}}};
case NVPTX::BI__mma_bf16_m32n8k16_mma_f32:
  return {8, 2, 8, 8, {{MMA_VARIANTS(m32n8k16, bf16)}}};
case NVPTX::BI__mma_tf32_m16n16k8_mma_f32:
  return {4, 4, 8, 8, {{MMA_VARIANTS(m16n16k8, tf32)}}};
default:
  llvm_unreachable("Unexpected builtin ID.")__builtin_unreachable();
}
17045#undef MMA_VARIANTS
17046#undef MMA_SATF_VARIANTS
17047#undef MMA_VARIANTS_I4
17048#undef MMA_VARIANTS_B1_AND
17049#undef MMA_VARIANTS_B1_XOR
17050}

17052} // namespace

17054Value *
17055CodeGenFunction::EmitNVPTXBuiltinExpr(unsigned BuiltinID, const CallExpr *E) {
auto MakeLdg = [&](unsigned IntrinsicID) {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  clang::CharUnits Align =
      CGM.getNaturalPointeeTypeAlignment(E->getArg(0)->getType());
  return Builder.CreateCall(
      CGM.getIntrinsic(IntrinsicID, {Ptr->getType()->getPointerElementType(),
                                     Ptr->getType()}),
      {Ptr, ConstantInt::get(Builder.getInt32Ty(), Align.getQuantity())});
};
auto MakeScopedAtomic = [&](unsigned IntrinsicID) {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(IntrinsicID, {Ptr->getType()->getPointerElementType(),
                                     Ptr->getType()}),
      {Ptr, EmitScalarExpr(E->getArg(1))});
};
switch (BuiltinID) {
case NVPTX::BI__nvvm_atom_add_gen_i:
case NVPTX::BI__nvvm_atom_add_gen_l:
case NVPTX::BI__nvvm_atom_add_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Add, E);

case NVPTX::BI__nvvm_atom_sub_gen_i:
case NVPTX::BI__nvvm_atom_sub_gen_l:
case NVPTX::BI__nvvm_atom_sub_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Sub, E);

case NVPTX::BI__nvvm_atom_and_gen_i:
case NVPTX::BI__nvvm_atom_and_gen_l:
case NVPTX::BI__nvvm_atom_and_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::And, E);

case NVPTX::BI__nvvm_atom_or_gen_i:
case NVPTX::BI__nvvm_atom_or_gen_l:
case NVPTX::BI__nvvm_atom_or_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Or, E);

case NVPTX::BI__nvvm_atom_xor_gen_i:
case NVPTX::BI__nvvm_atom_xor_gen_l:
case NVPTX::BI__nvvm_atom_xor_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Xor, E);

case NVPTX::BI__nvvm_atom_xchg_gen_i:
case NVPTX::BI__nvvm_atom_xchg_gen_l:
case NVPTX::BI__nvvm_atom_xchg_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Xchg, E);

case NVPTX::BI__nvvm_atom_max_gen_i:
case NVPTX::BI__nvvm_atom_max_gen_l:
case NVPTX::BI__nvvm_atom_max_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Max, E);

case NVPTX::BI__nvvm_atom_max_gen_ui:
case NVPTX::BI__nvvm_atom_max_gen_ul:
case NVPTX::BI__nvvm_atom_max_gen_ull:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::UMax, E);

case NVPTX::BI__nvvm_atom_min_gen_i:
case NVPTX::BI__nvvm_atom_min_gen_l:
case NVPTX::BI__nvvm_atom_min_gen_ll:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::Min, E);

case NVPTX::BI__nvvm_atom_min_gen_ui:
case NVPTX::BI__nvvm_atom_min_gen_ul:
case NVPTX::BI__nvvm_atom_min_gen_ull:
  return MakeBinaryAtomicValue(*this, llvm::AtomicRMWInst::UMin, E);

case NVPTX::BI__nvvm_atom_cas_gen_i:
case NVPTX::BI__nvvm_atom_cas_gen_l:
case NVPTX::BI__nvvm_atom_cas_gen_ll:
  // __nvvm_atom_cas_gen_* should return the old value rather than the
  // success flag.
  return MakeAtomicCmpXchgValue(*this, E, /*ReturnBool=*/false);

case NVPTX::BI__nvvm_atom_add_gen_f:
case NVPTX::BI__nvvm_atom_add_gen_d: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  Value *Val = EmitScalarExpr(E->getArg(1));
  return Builder.CreateAtomicRMW(llvm::AtomicRMWInst::FAdd, Ptr, Val,
                                 AtomicOrdering::SequentiallyConsistent);
}

case NVPTX::BI__nvvm_atom_inc_gen_ui: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  Value *Val = EmitScalarExpr(E->getArg(1));
  Function *FnALI32 =
      CGM.getIntrinsic(Intrinsic::nvvm_atomic_load_inc_32, Ptr->getType());
  return Builder.CreateCall(FnALI32, {Ptr, Val});
}

case NVPTX::BI__nvvm_atom_dec_gen_ui: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  Value *Val = EmitScalarExpr(E->getArg(1));
  Function *FnALD32 =
      CGM.getIntrinsic(Intrinsic::nvvm_atomic_load_dec_32, Ptr->getType());
  return Builder.CreateCall(FnALD32, {Ptr, Val});
}

case NVPTX::BI__nvvm_ldg_c:
case NVPTX::BI__nvvm_ldg_c2:
case NVPTX::BI__nvvm_ldg_c4:
case NVPTX::BI__nvvm_ldg_s:
case NVPTX::BI__nvvm_ldg_s2:
case NVPTX::BI__nvvm_ldg_s4:
case NVPTX::BI__nvvm_ldg_i:
case NVPTX::BI__nvvm_ldg_i2:
case NVPTX::BI__nvvm_ldg_i4:
case NVPTX::BI__nvvm_ldg_l:
case NVPTX::BI__nvvm_ldg_ll:
case NVPTX::BI__nvvm_ldg_ll2:
case NVPTX::BI__nvvm_ldg_uc:
case NVPTX::BI__nvvm_ldg_uc2:
case NVPTX::BI__nvvm_ldg_uc4:
case NVPTX::BI__nvvm_ldg_us:
case NVPTX::BI__nvvm_ldg_us2:
case NVPTX::BI__nvvm_ldg_us4:
case NVPTX::BI__nvvm_ldg_ui:
case NVPTX::BI__nvvm_ldg_ui2:
case NVPTX::BI__nvvm_ldg_ui4:
case NVPTX::BI__nvvm_ldg_ul:
case NVPTX::BI__nvvm_ldg_ull:
case NVPTX::BI__nvvm_ldg_ull2:
  // PTX Interoperability section 2.2: "For a vector with an even number of
  // elements, its alignment is set to number of elements times the alignment
  // of its member: n*alignof(t)."
  return MakeLdg(Intrinsic::nvvm_ldg_global_i);
case NVPTX::BI__nvvm_ldg_f:
case NVPTX::BI__nvvm_ldg_f2:
case NVPTX::BI__nvvm_ldg_f4:
case NVPTX::BI__nvvm_ldg_d:
case NVPTX::BI__nvvm_ldg_d2:
  return MakeLdg(Intrinsic::nvvm_ldg_global_f);

case NVPTX::BI__nvvm_atom_cta_add_gen_i:
case NVPTX::BI__nvvm_atom_cta_add_gen_l:
case NVPTX::BI__nvvm_atom_cta_add_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_add_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_add_gen_i:
case NVPTX::BI__nvvm_atom_sys_add_gen_l:
case NVPTX::BI__nvvm_atom_sys_add_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_add_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_add_gen_f:
case NVPTX::BI__nvvm_atom_cta_add_gen_d:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_add_gen_f_cta);
case NVPTX::BI__nvvm_atom_sys_add_gen_f:
case NVPTX::BI__nvvm_atom_sys_add_gen_d:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_add_gen_f_sys);
case NVPTX::BI__nvvm_atom_cta_xchg_gen_i:
case NVPTX::BI__nvvm_atom_cta_xchg_gen_l:
case NVPTX::BI__nvvm_atom_cta_xchg_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_exch_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_xchg_gen_i:
case NVPTX::BI__nvvm_atom_sys_xchg_gen_l:
case NVPTX::BI__nvvm_atom_sys_xchg_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_exch_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_max_gen_i:
case NVPTX::BI__nvvm_atom_cta_max_gen_ui:
case NVPTX::BI__nvvm_atom_cta_max_gen_l:
case NVPTX::BI__nvvm_atom_cta_max_gen_ul:
case NVPTX::BI__nvvm_atom_cta_max_gen_ll:
case NVPTX::BI__nvvm_atom_cta_max_gen_ull:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_max_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_max_gen_i:
case NVPTX::BI__nvvm_atom_sys_max_gen_ui:
case NVPTX::BI__nvvm_atom_sys_max_gen_l:
case NVPTX::BI__nvvm_atom_sys_max_gen_ul:
case NVPTX::BI__nvvm_atom_sys_max_gen_ll:
case NVPTX::BI__nvvm_atom_sys_max_gen_ull:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_max_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_min_gen_i:
case NVPTX::BI__nvvm_atom_cta_min_gen_ui:
case NVPTX::BI__nvvm_atom_cta_min_gen_l:
case NVPTX::BI__nvvm_atom_cta_min_gen_ul:
case NVPTX::BI__nvvm_atom_cta_min_gen_ll:
case NVPTX::BI__nvvm_atom_cta_min_gen_ull:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_min_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_min_gen_i:
case NVPTX::BI__nvvm_atom_sys_min_gen_ui:
case NVPTX::BI__nvvm_atom_sys_min_gen_l:
case NVPTX::BI__nvvm_atom_sys_min_gen_ul:
case NVPTX::BI__nvvm_atom_sys_min_gen_ll:
case NVPTX::BI__nvvm_atom_sys_min_gen_ull:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_min_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_inc_gen_ui:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_inc_gen_i_cta);
case NVPTX::BI__nvvm_atom_cta_dec_gen_ui:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_dec_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_inc_gen_ui:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_inc_gen_i_sys);
case NVPTX::BI__nvvm_atom_sys_dec_gen_ui:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_dec_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_and_gen_i:
case NVPTX::BI__nvvm_atom_cta_and_gen_l:
case NVPTX::BI__nvvm_atom_cta_and_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_and_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_and_gen_i:
case NVPTX::BI__nvvm_atom_sys_and_gen_l:
case NVPTX::BI__nvvm_atom_sys_and_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_and_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_or_gen_i:
case NVPTX::BI__nvvm_atom_cta_or_gen_l:
case NVPTX::BI__nvvm_atom_cta_or_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_or_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_or_gen_i:
case NVPTX::BI__nvvm_atom_sys_or_gen_l:
case NVPTX::BI__nvvm_atom_sys_or_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_or_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_xor_gen_i:
case NVPTX::BI__nvvm_atom_cta_xor_gen_l:
case NVPTX::BI__nvvm_atom_cta_xor_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_xor_gen_i_cta);
case NVPTX::BI__nvvm_atom_sys_xor_gen_i:
case NVPTX::BI__nvvm_atom_sys_xor_gen_l:
case NVPTX::BI__nvvm_atom_sys_xor_gen_ll:
  return MakeScopedAtomic(Intrinsic::nvvm_atomic_xor_gen_i_sys);
case NVPTX::BI__nvvm_atom_cta_cas_gen_i:
case NVPTX::BI__nvvm_atom_cta_cas_gen_l:
case NVPTX::BI__nvvm_atom_cta_cas_gen_ll: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(
          Intrinsic::nvvm_atomic_cas_gen_i_cta,
          {Ptr->getType()->getPointerElementType(), Ptr->getType()}),
      {Ptr, EmitScalarExpr(E->getArg(1)), EmitScalarExpr(E->getArg(2))});
}
case NVPTX::BI__nvvm_atom_sys_cas_gen_i:
case NVPTX::BI__nvvm_atom_sys_cas_gen_l:
case NVPTX::BI__nvvm_atom_sys_cas_gen_ll: {
  Value *Ptr = EmitScalarExpr(E->getArg(0));
  return Builder.CreateCall(
      CGM.getIntrinsic(
          Intrinsic::nvvm_atomic_cas_gen_i_sys,
          {Ptr->getType()->getPointerElementType(), Ptr->getType()}),
      {Ptr, EmitScalarExpr(E->getArg(1)), EmitScalarExpr(E->getArg(2))});
}
case NVPTX::BI__nvvm_match_all_sync_i32p:
case NVPTX::BI__nvvm_match_all_sync_i64p: {
  Value *Mask = EmitScalarExpr(E->getArg(0));
  Value *Val = EmitScalarExpr(E->getArg(1));
  Address PredOutPtr = EmitPointerWithAlignment(E->getArg(2));
  Value *ResultPair = Builder.CreateCall(
      CGM.getIntrinsic(BuiltinID == NVPTX::BI__nvvm_match_all_sync_i32p
                           ? Intrinsic::nvvm_match_all_sync_i32p
                           : Intrinsic::nvvm_match_all_sync_i64p),
      {Mask, Val});
  Value *Pred = Builder.CreateZExt(Builder.CreateExtractValue(ResultPair, 1),
                                   PredOutPtr.getElementType());
  Builder.CreateStore(Pred, PredOutPtr);
  return Builder.CreateExtractValue(ResultPair, 0);
}

// FP MMA loads
case NVPTX::BI__hmma_m16n16k16_ld_a:
case NVPTX::BI__hmma_m16n16k16_ld_b:
case NVPTX::BI__hmma_m16n16k16_ld_c_f16:
case NVPTX::BI__hmma_m16n16k16_ld_c_f32:
case NVPTX::BI__hmma_m32n8k16_ld_a:
case NVPTX::BI__hmma_m32n8k16_ld_b:
case NVPTX::BI__hmma_m32n8k16_ld_c_f16:
case NVPTX::BI__hmma_m32n8k16_ld_c_f32:
case NVPTX::BI__hmma_m8n32k16_ld_a:
case NVPTX::BI__hmma_m8n32k16_ld_b:
case NVPTX::BI__hmma_m8n32k16_ld_c_f16:
case NVPTX::BI__hmma_m8n32k16_ld_c_f32:
// Integer MMA loads.
case NVPTX::BI__imma_m16n16k16_ld_a_s8:
case NVPTX::BI__imma_m16n16k16_ld_a_u8:
case NVPTX::BI__imma_m16n16k16_ld_b_s8:
case NVPTX::BI__imma_m16n16k16_ld_b_u8:
case NVPTX::BI__imma_m16n16k16_ld_c:
case NVPTX::BI__imma_m32n8k16_ld_a_s8:
case NVPTX::BI__imma_m32n8k16_ld_a_u8:
case NVPTX::BI__imma_m32n8k16_ld_b_s8:
case NVPTX::BI__imma_m32n8k16_ld_b_u8:
case NVPTX::BI__imma_m32n8k16_ld_c:
case NVPTX::BI__imma_m8n32k16_ld_a_s8:
case NVPTX::BI__imma_m8n32k16_ld_a_u8:
case NVPTX::BI__imma_m8n32k16_ld_b_s8:
case NVPTX::BI__imma_m8n32k16_ld_b_u8:
case NVPTX::BI__imma_m8n32k16_ld_c:
// Sub-integer MMA loads.
case NVPTX::BI__imma_m8n8k32_ld_a_s4:
case NVPTX::BI__imma_m8n8k32_ld_a_u4:
case NVPTX::BI__imma_m8n8k32_ld_b_s4:
case NVPTX::BI__imma_m8n8k32_ld_b_u4:
case NVPTX::BI__imma_m8n8k32_ld_c:
case NVPTX::BI__bmma_m8n8k128_ld_a_b1:
case NVPTX::BI__bmma_m8n8k128_ld_b_b1:
case NVPTX::BI__bmma_m8n8k128_ld_c:
// Double MMA loads.
case NVPTX::BI__dmma_m8n8k4_ld_a:
case NVPTX::BI__dmma_m8n8k4_ld_b:
case NVPTX::BI__dmma_m8n8k4_ld_c:
// Alternate float MMA loads.
case NVPTX::BI__mma_bf16_m16n16k16_ld_a:
case NVPTX::BI__mma_bf16_m16n16k16_ld_b:
case NVPTX::BI__mma_bf16_m8n32k16_ld_a:
case NVPTX::BI__mma_bf16_m8n32k16_ld_b:
case NVPTX::BI__mma_bf16_m32n8k16_ld_a:
case NVPTX::BI__mma_bf16_m32n8k16_ld_b:
case NVPTX::BI__mma_tf32_m16n16k8_ld_a:
case NVPTX::BI__mma_tf32_m16n16k8_ld_b:
case NVPTX::BI__mma_tf32_m16n16k8_ld_c: {
  Address Dst = EmitPointerWithAlignment(E->getArg(0));
  Value *Src = EmitScalarExpr(E->getArg(1));
  Value *Ldm = EmitScalarExpr(E->getArg(2));
  Optional<llvm::APSInt> isColMajorArg =
      E->getArg(3)->getIntegerConstantExpr(getContext());
  if (!isColMajorArg)
    return nullptr;
  bool isColMajor = isColMajorArg->getSExtValue();
  NVPTXMmaLdstInfo II = getNVPTXMmaLdstInfo(BuiltinID);
  unsigned IID = isColMajor ? II.IID_col : II.IID_row;
  if (IID == 0)
    return nullptr;

  Value *Result =
      Builder.CreateCall(CGM.getIntrinsic(IID, Src->getType()), {Src, Ldm});

  // Save returned values.
  assert(II.NumResults)((void)0);
  if (II.NumResults == 1) {
    Builder.CreateAlignedStore(Result, Dst.getPointer(),
                               CharUnits::fromQuantity(4));
  } else {
    for (unsigned i = 0; i < II.NumResults; ++i) {
      Builder.CreateAlignedStore(
          Builder.CreateBitCast(Builder.CreateExtractValue(Result, i),
                                Dst.getElementType()),
          Builder.CreateGEP(Dst.getElementType(), Dst.getPointer(),
                            llvm::ConstantInt::get(IntTy, i)),
          CharUnits::fromQuantity(4));
    }
  }
  return Result;
}

case NVPTX::BI__hmma_m16n16k16_st_c_f16:
case NVPTX::BI__hmma_m16n16k16_st_c_f32:
case NVPTX::BI__hmma_m32n8k16_st_c_f16:
case NVPTX::BI__hmma_m32n8k16_st_c_f32:
case NVPTX::BI__hmma_m8n32k16_st_c_f16:
case NVPTX::BI__hmma_m8n32k16_st_c_f32:
case NVPTX::BI__imma_m16n16k16_st_c_i32:
case NVPTX::BI__imma_m32n8k16_st_c_i32:
case NVPTX::BI__imma_m8n32k16_st_c_i32:
case NVPTX::BI__imma_m8n8k32_st_c_i32:
case NVPTX::BI__bmma_m8n8k128_st_c_i32:
case NVPTX::BI__dmma_m8n8k4_st_c_f64:
case NVPTX::BI__mma_m16n16k8_st_c_f32: {
  Value *Dst = EmitScalarExpr(E->getArg(0));
  Address Src = EmitPointerWithAlignment(E->getArg(1));
  Value *Ldm = EmitScalarExpr(E->getArg(2));
  Optional<llvm::APSInt> isColMajorArg =
      E->getArg(3)->getIntegerConstantExpr(getContext());
  if (!isColMajorArg)
    return nullptr;
  bool isColMajor = isColMajorArg->getSExtValue();
  NVPTXMmaLdstInfo II = getNVPTXMmaLdstInfo(BuiltinID);
  unsigned IID = isColMajor ? II.IID_col : II.IID_row;
  if (IID == 0)
    return nullptr;
  Function *Intrinsic =
      CGM.getIntrinsic(IID, Dst->getType());
  llvm::Type *ParamType = Intrinsic->getFunctionType()->getParamType(1);
  SmallVector<Value *, 10> Values = {Dst};
  for (unsigned i = 0; i < II.NumResults; ++i) {
    Value *V = Builder.CreateAlignedLoad(
        Src.getElementType(),
        Builder.CreateGEP(Src.getElementType(), Src.getPointer(),
                          llvm::ConstantInt::get(IntTy, i)),
        CharUnits::fromQuantity(4));
    Values.push_back(Builder.CreateBitCast(V, ParamType));
  }
  Values.push_back(Ldm);
  Value *Result = Builder.CreateCall(Intrinsic, Values);
  return Result;
}

// BI__hmma_m16n16k16_mma_<Dtype><CType>(d, a, b, c, layout, satf) -->
// Intrinsic::nvvm_wmma_m16n16k16_mma_sync<layout A,B><DType><CType><Satf>
case NVPTX::BI__hmma_m16n16k16_mma_f16f16:
case NVPTX::BI__hmma_m16n16k16_mma_f32f16:
case NVPTX::BI__hmma_m16n16k16_mma_f32f32:
case NVPTX::BI__hmma_m16n16k16_mma_f16f32:
case NVPTX::BI__hmma_m32n8k16_mma_f16f16:
case NVPTX::BI__hmma_m32n8k16_mma_f32f16:
case NVPTX::BI__hmma_m32n8k16_mma_f32f32:
case NVPTX::BI__hmma_m32n8k16_mma_f16f32:
case NVPTX::BI__hmma_m8n32k16_mma_f16f16:
case NVPTX::BI__hmma_m8n32k16_mma_f32f16:
case NVPTX::BI__hmma_m8n32k16_mma_f32f32:
case NVPTX::BI__hmma_m8n32k16_mma_f16f32:
case NVPTX::BI__imma_m16n16k16_mma_s8:
case NVPTX::BI__imma_m16n16k16_mma_u8:
case NVPTX::BI__imma_m32n8k16_mma_s8:
case NVPTX::BI__imma_m32n8k16_mma_u8:
case NVPTX::BI__imma_m8n32k16_mma_s8:
case NVPTX::BI__imma_m8n32k16_mma_u8:
case NVPTX::BI__imma_m8n8k32_mma_s4:
case NVPTX::BI__imma_m8n8k32_mma_u4:
case NVPTX::BI__bmma_m8n8k128_mma_xor_popc_b1:
case NVPTX::BI__bmma_m8n8k128_mma_and_popc_b1:
case NVPTX::BI__dmma_m8n8k4_mma_f64:
case NVPTX::BI__mma_bf16_m16n16k16_mma_f32:
case NVPTX::BI__mma_bf16_m8n32k16_mma_f32:
case NVPTX::BI__mma_bf16_m32n8k16_mma_f32:
case NVPTX::BI__mma_tf32_m16n16k8_mma_f32: {
  Address Dst = EmitPointerWithAlignment(E->getArg(0));
  Address SrcA = EmitPointerWithAlignment(E->getArg(1));
  Address SrcB = EmitPointerWithAlignment(E->getArg(2));
  Address SrcC = EmitPointerWithAlignment(E->getArg(3));
  Optional<llvm::APSInt> LayoutArg =
      E->getArg(4)->getIntegerConstantExpr(getContext());
  if (!LayoutArg)
    return nullptr;
  int Layout = LayoutArg->getSExtValue();
  if (Layout < 0 || Layout > 3)
    return nullptr;
  llvm::APSInt SatfArg;
  if (BuiltinID == NVPTX::BI__bmma_m8n8k128_mma_xor_popc_b1 ||
      BuiltinID == NVPTX::BI__bmma_m8n8k128_mma_and_popc_b1)
    SatfArg = 0;  // .b1 does not have satf argument.
  else if (Optional<llvm::APSInt> OptSatfArg =
               E->getArg(5)->getIntegerConstantExpr(getContext()))
    SatfArg = *OptSatfArg;
  else
    return nullptr;
  bool Satf = SatfArg.getSExtValue();
  NVPTXMmaInfo MI = getNVPTXMmaInfo(BuiltinID);
  unsigned IID = MI.getMMAIntrinsic(Layout, Satf);
  if (IID == 0)  // Unsupported combination of Layout/Satf.
    return nullptr;

  SmallVector<Value *, 24> Values;
  Function *Intrinsic = CGM.getIntrinsic(IID);
  llvm::Type *AType = Intrinsic->getFunctionType()->getParamType(0);
  // Load A
  for (unsigned i = 0; i < MI.NumEltsA; ++i) {
    Value *V = Builder.CreateAlignedLoad(
        SrcA.getElementType(),
        Builder.CreateGEP(SrcA.getElementType(), SrcA.getPointer(),
                          llvm::ConstantInt::get(IntTy, i)),
        CharUnits::fromQuantity(4));
    Values.push_back(Builder.CreateBitCast(V, AType));
  }
  // Load B
  llvm::Type *BType = Intrinsic->getFunctionType()->getParamType(MI.NumEltsA);
  for (unsigned i = 0; i < MI.NumEltsB; ++i) {
    Value *V = Builder.CreateAlignedLoad(
        SrcB.getElementType(),
        Builder.CreateGEP(SrcB.getElementType(), SrcB.getPointer(),
                          llvm::ConstantInt::get(IntTy, i)),
        CharUnits::fromQuantity(4));
    Values.push_back(Builder.CreateBitCast(V, BType));
  }
  // Load C
  llvm::Type *CType =
      Intrinsic->getFunctionType()->getParamType(MI.NumEltsA + MI.NumEltsB);
  for (unsigned i = 0; i < MI.NumEltsC; ++i) {
    Value *V = Builder.CreateAlignedLoad(
        SrcC.getElementType(),
        Builder.CreateGEP(SrcC.getElementType(), SrcC.getPointer(),
                          llvm::ConstantInt::get(IntTy, i)),
        CharUnits::fromQuantity(4));
    Values.push_back(Builder.CreateBitCast(V, CType));
  }
  Value *Result = Builder.CreateCall(Intrinsic, Values);
  llvm::Type *DType = Dst.getElementType();
  for (unsigned i = 0; i < MI.NumEltsD; ++i)
    Builder.CreateAlignedStore(
        Builder.CreateBitCast(Builder.CreateExtractValue(Result, i), DType),
        Builder.CreateGEP(Dst.getElementType(), Dst.getPointer(),
                          llvm::ConstantInt::get(IntTy, i)),
        CharUnits::fromQuantity(4));
  return Result;
}
default:
  return nullptr;
}
17536}

17538namespace {
17539struct BuiltinAlignArgs {
llvm::Value *Src = nullptr;
llvm::Type *SrcType = nullptr;
llvm::Value *Alignment = nullptr;
llvm::Value *Mask = nullptr;
llvm::IntegerType *IntType = nullptr;

BuiltinAlignArgs(const CallExpr *E, CodeGenFunction &CGF) {
  QualType AstType = E->getArg(0)->getType();
  if (AstType->isArrayType())
    Src = CGF.EmitArrayToPointerDecay(E->getArg(0)).getPointer();
  else
    Src = CGF.EmitScalarExpr(E->getArg(0));
  SrcType = Src->getType();
  if (SrcType->isPointerTy()) {
    IntType = IntegerType::get(
        CGF.getLLVMContext(),
        CGF.CGM.getDataLayout().getIndexTypeSizeInBits(SrcType));
  } else {
    assert(SrcType->isIntegerTy())((void)0);
    IntType = cast<llvm::IntegerType>(SrcType);
  }
  Alignment = CGF.EmitScalarExpr(E->getArg(1));
  Alignment = CGF.Builder.CreateZExtOrTrunc(Alignment, IntType, "alignment");
  auto *One = llvm::ConstantInt::get(IntType, 1);
  Mask = CGF.Builder.CreateSub(Alignment, One, "mask");
}
17566};
17567} // namespace

17569/// Generate (x & (y-1)) == 0.
17570RValue CodeGenFunction::EmitBuiltinIsAligned(const CallExpr *E) {
BuiltinAlignArgs Args(E, *this);
llvm::Value *SrcAddress = Args.Src;
if (Args.SrcType->isPointerTy())
  SrcAddress =
      Builder.CreateBitOrPointerCast(Args.Src, Args.IntType, "src_addr");
return RValue::get(Builder.CreateICmpEQ(
    Builder.CreateAnd(SrcAddress, Args.Mask, "set_bits"),
    llvm::Constant::getNullValue(Args.IntType), "is_aligned"));
17579}

17581/// Generate (x & ~(y-1)) to align down or ((x+(y-1)) & ~(y-1)) to align up.
17582/// Note: For pointer types we can avoid ptrtoint/inttoptr pairs by using the
17583/// llvm.ptrmask instrinsic (with a GEP before in the align_up case).
17584/// TODO: actually use ptrmask once most optimization passes know about it.
17585RValue CodeGenFunction::EmitBuiltinAlignTo(const CallExpr *E, bool AlignUp) {
BuiltinAlignArgs Args(E, *this);
llvm::Value *SrcAddr = Args.Src;
if (Args.Src->getType()->isPointerTy())
  SrcAddr = Builder.CreatePtrToInt(Args.Src, Args.IntType, "intptr");
llvm::Value *SrcForMask = SrcAddr;
if (AlignUp) {
  // When aligning up we have to first add the mask to ensure we go over the
  // next alignment value and then align down to the next valid multiple.
  // By adding the mask, we ensure that align_up on an already aligned
  // value will not change the value.
  SrcForMask = Builder.CreateAdd(SrcForMask, Args.Mask, "over_boundary");
}
// Invert the mask to only clear the lower bits.
llvm::Value *InvertedMask = Builder.CreateNot(Args.Mask, "inverted_mask");
llvm::Value *Result =
    Builder.CreateAnd(SrcForMask, InvertedMask, "aligned_result");
if (Args.Src->getType()->isPointerTy()) {
  /// TODO: Use ptrmask instead of ptrtoint+gep once it is optimized well.
  // Result = Builder.CreateIntrinsic(
  //  Intrinsic::ptrmask, {Args.SrcType, SrcForMask->getType(), Args.IntType},
  //  {SrcForMask, NegatedMask}, nullptr, "aligned_result");
  Result->setName("aligned_intptr");
  llvm::Value *Difference = Builder.CreateSub(Result, SrcAddr, "diff");
  // The result must point to the same underlying allocation. This means we
  // can use an inbounds GEP to enable better optimization.
  Value *Base = EmitCastToVoidPtr(Args.Src);
  if (getLangOpts().isSignedOverflowDefined())
    Result = Builder.CreateGEP(Int8Ty, Base, Difference, "aligned_result");
  else
    Result = EmitCheckedInBoundsGEP(Base, Difference,
                                    /*SignedIndices=*/true,
                                    /*isSubtraction=*/!AlignUp,
                                    E->getExprLoc(), "aligned_result");
  Result = Builder.CreatePointerCast(Result, Args.SrcType);
  // Emit an alignment assumption to ensure that the new alignment is
  // propagated to loads/stores, etc.
  emitAlignmentAssumption(Result, E, E->getExprLoc(), Args.Alignment);
}
assert(Result->getType() == Args.SrcType)((void)0);
return RValue::get(Result);
17626}

17628Value *CodeGenFunction::EmitWebAssemblyBuiltinExpr(unsigned BuiltinID,
                                                 const CallExpr *E) {
switch (BuiltinID) {
case WebAssembly::BI__builtin_wasm_memory_size: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *I = EmitScalarExpr(E->getArg(0));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::wasm_memory_size, ResultType);
  return Builder.CreateCall(Callee, I);
}
case WebAssembly::BI__builtin_wasm_memory_grow: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Value *Args[] = {EmitScalarExpr(E->getArg(0)),
                   EmitScalarExpr(E->getArg(1))};
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::wasm_memory_grow, ResultType);
  return Builder.CreateCall(Callee, Args);
}
case WebAssembly::BI__builtin_wasm_tls_size: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_tls_size, ResultType);
  return Builder.CreateCall(Callee);
}
case WebAssembly::BI__builtin_wasm_tls_align: {
  llvm::Type *ResultType = ConvertType(E->getType());
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_tls_align, ResultType);
  return Builder.CreateCall(Callee);
}
case WebAssembly::BI__builtin_wasm_tls_base: {
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_tls_base);
  return Builder.CreateCall(Callee);
}
case WebAssembly::BI__builtin_wasm_throw: {
  Value *Tag = EmitScalarExpr(E->getArg(0));
  Value *Obj = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_throw);
  return Builder.CreateCall(Callee, {Tag, Obj});
}
case WebAssembly::BI__builtin_wasm_rethrow: {
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_rethrow);
  return Builder.CreateCall(Callee);
}
case WebAssembly::BI__builtin_wasm_memory_atomic_wait32: {
  Value *Addr = EmitScalarExpr(E->getArg(0));
  Value *Expected = EmitScalarExpr(E->getArg(1));
  Value *Timeout = EmitScalarExpr(E->getArg(2));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_memory_atomic_wait32);
  return Builder.CreateCall(Callee, {Addr, Expected, Timeout});
}
case WebAssembly::BI__builtin_wasm_memory_atomic_wait64: {
  Value *Addr = EmitScalarExpr(E->getArg(0));
  Value *Expected = EmitScalarExpr(E->getArg(1));
  Value *Timeout = EmitScalarExpr(E->getArg(2));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_memory_atomic_wait64);
  return Builder.CreateCall(Callee, {Addr, Expected, Timeout});
}
case WebAssembly::BI__builtin_wasm_memory_atomic_notify: {
  Value *Addr = EmitScalarExpr(E->getArg(0));
  Value *Count = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_memory_atomic_notify);
  return Builder.CreateCall(Callee, {Addr, Count});
}
case WebAssembly::BI__builtin_wasm_trunc_s_i32_f32:
case WebAssembly::BI__builtin_wasm_trunc_s_i32_f64:
case WebAssembly::BI__builtin_wasm_trunc_s_i64_f32:
case WebAssembly::BI__builtin_wasm_trunc_s_i64_f64: {
  Value *Src = EmitScalarExpr(E->getArg(0));
  llvm::Type *ResT = ConvertType(E->getType());
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::wasm_trunc_signed, {ResT, Src->getType()});
  return Builder.CreateCall(Callee, {Src});
}
case WebAssembly::BI__builtin_wasm_trunc_u_i32_f32:
case WebAssembly::BI__builtin_wasm_trunc_u_i32_f64:
case WebAssembly::BI__builtin_wasm_trunc_u_i64_f32:
case WebAssembly::BI__builtin_wasm_trunc_u_i64_f64: {
  Value *Src = EmitScalarExpr(E->getArg(0));
  llvm::Type *ResT = ConvertType(E->getType());
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_trunc_unsigned,
                                      {ResT, Src->getType()});
  return Builder.CreateCall(Callee, {Src});
}
case WebAssembly::BI__builtin_wasm_trunc_saturate_s_i32_f32:
case WebAssembly::BI__builtin_wasm_trunc_saturate_s_i32_f64:
case WebAssembly::BI__builtin_wasm_trunc_saturate_s_i64_f32:
case WebAssembly::BI__builtin_wasm_trunc_saturate_s_i64_f64:
case WebAssembly::BI__builtin_wasm_trunc_saturate_s_i32x4_f32x4: {
  Value *Src = EmitScalarExpr(E->getArg(0));
  llvm::Type *ResT = ConvertType(E->getType());
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::fptosi_sat, {ResT, Src->getType()});
  return Builder.CreateCall(Callee, {Src});
}
case WebAssembly::BI__builtin_wasm_trunc_saturate_u_i32_f32:
case WebAssembly::BI__builtin_wasm_trunc_saturate_u_i32_f64:
case WebAssembly::BI__builtin_wasm_trunc_saturate_u_i64_f32:
case WebAssembly::BI__builtin_wasm_trunc_saturate_u_i64_f64:
case WebAssembly::BI__builtin_wasm_trunc_saturate_u_i32x4_f32x4: {
  Value *Src = EmitScalarExpr(E->getArg(0));
  llvm::Type *ResT = ConvertType(E->getType());
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::fptoui_sat, {ResT, Src->getType()});
  return Builder.CreateCall(Callee, {Src});
}
case WebAssembly::BI__builtin_wasm_min_f32:
case WebAssembly::BI__builtin_wasm_min_f64:
case WebAssembly::BI__builtin_wasm_min_f32x4:
case WebAssembly::BI__builtin_wasm_min_f64x2: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::minimum, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_max_f32:
case WebAssembly::BI__builtin_wasm_max_f64:
case WebAssembly::BI__builtin_wasm_max_f32x4:
case WebAssembly::BI__builtin_wasm_max_f64x2: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::maximum, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_ceil_f32x4:
case WebAssembly::BI__builtin_wasm_floor_f32x4:
case WebAssembly::BI__builtin_wasm_trunc_f32x4:
case WebAssembly::BI__builtin_wasm_nearest_f32x4:
case WebAssembly::BI__builtin_wasm_ceil_f64x2:
case WebAssembly::BI__builtin_wasm_floor_f64x2:
case WebAssembly::BI__builtin_wasm_trunc_f64x2:
case WebAssembly::BI__builtin_wasm_nearest_f64x2: {
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_ceil_f32x4:
  case WebAssembly::BI__builtin_wasm_ceil_f64x2:
    IntNo = Intrinsic::ceil;
    break;
  case WebAssembly::BI__builtin_wasm_floor_f32x4:
  case WebAssembly::BI__builtin_wasm_floor_f64x2:
    IntNo = Intrinsic::floor;
    break;
  case WebAssembly::BI__builtin_wasm_trunc_f32x4:
  case WebAssembly::BI__builtin_wasm_trunc_f64x2:
    IntNo = Intrinsic::trunc;
    break;
  case WebAssembly::BI__builtin_wasm_nearest_f32x4:
  case WebAssembly::BI__builtin_wasm_nearest_f64x2:
    IntNo = Intrinsic::nearbyint;
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  Value *Value = EmitScalarExpr(E->getArg(0));
  Function *Callee = CGM.getIntrinsic(IntNo, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, Value);
}
case WebAssembly::BI__builtin_wasm_swizzle_i8x16: {
  Value *Src = EmitScalarExpr(E->getArg(0));
  Value *Indices = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_swizzle);
  return Builder.CreateCall(Callee, {Src, Indices});
}
case WebAssembly::BI__builtin_wasm_add_sat_s_i8x16:
case WebAssembly::BI__builtin_wasm_add_sat_u_i8x16:
case WebAssembly::BI__builtin_wasm_add_sat_s_i16x8:
case WebAssembly::BI__builtin_wasm_add_sat_u_i16x8:
case WebAssembly::BI__builtin_wasm_sub_sat_s_i8x16:
case WebAssembly::BI__builtin_wasm_sub_sat_u_i8x16:
case WebAssembly::BI__builtin_wasm_sub_sat_s_i16x8:
case WebAssembly::BI__builtin_wasm_sub_sat_u_i16x8: {
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_add_sat_s_i8x16:
  case WebAssembly::BI__builtin_wasm_add_sat_s_i16x8:
    IntNo = Intrinsic::sadd_sat;
    break;
  case WebAssembly::BI__builtin_wasm_add_sat_u_i8x16:
  case WebAssembly::BI__builtin_wasm_add_sat_u_i16x8:
    IntNo = Intrinsic::uadd_sat;
    break;
  case WebAssembly::BI__builtin_wasm_sub_sat_s_i8x16:
  case WebAssembly::BI__builtin_wasm_sub_sat_s_i16x8:
    IntNo = Intrinsic::wasm_sub_sat_signed;
    break;
  case WebAssembly::BI__builtin_wasm_sub_sat_u_i8x16:
  case WebAssembly::BI__builtin_wasm_sub_sat_u_i16x8:
    IntNo = Intrinsic::wasm_sub_sat_unsigned;
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(IntNo, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_abs_i8x16:
case WebAssembly::BI__builtin_wasm_abs_i16x8:
case WebAssembly::BI__builtin_wasm_abs_i32x4:
case WebAssembly::BI__builtin_wasm_abs_i64x2: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Value *Neg = Builder.CreateNeg(Vec, "neg");
  Constant *Zero = llvm::Constant::getNullValue(Vec->getType());
  Value *ICmp = Builder.CreateICmpSLT(Vec, Zero, "abscond");
  return Builder.CreateSelect(ICmp, Neg, Vec, "abs");
}
case WebAssembly::BI__builtin_wasm_min_s_i8x16:
case WebAssembly::BI__builtin_wasm_min_u_i8x16:
case WebAssembly::BI__builtin_wasm_max_s_i8x16:
case WebAssembly::BI__builtin_wasm_max_u_i8x16:
case WebAssembly::BI__builtin_wasm_min_s_i16x8:
case WebAssembly::BI__builtin_wasm_min_u_i16x8:
case WebAssembly::BI__builtin_wasm_max_s_i16x8:
case WebAssembly::BI__builtin_wasm_max_u_i16x8:
case WebAssembly::BI__builtin_wasm_min_s_i32x4:
case WebAssembly::BI__builtin_wasm_min_u_i32x4:
case WebAssembly::BI__builtin_wasm_max_s_i32x4:
case WebAssembly::BI__builtin_wasm_max_u_i32x4: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Value *ICmp;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_min_s_i8x16:
  case WebAssembly::BI__builtin_wasm_min_s_i16x8:
  case WebAssembly::BI__builtin_wasm_min_s_i32x4:
    ICmp = Builder.CreateICmpSLT(LHS, RHS);
    break;
  case WebAssembly::BI__builtin_wasm_min_u_i8x16:
  case WebAssembly::BI__builtin_wasm_min_u_i16x8:
  case WebAssembly::BI__builtin_wasm_min_u_i32x4:
    ICmp = Builder.CreateICmpULT(LHS, RHS);
    break;
  case WebAssembly::BI__builtin_wasm_max_s_i8x16:
  case WebAssembly::BI__builtin_wasm_max_s_i16x8:
  case WebAssembly::BI__builtin_wasm_max_s_i32x4:
    ICmp = Builder.CreateICmpSGT(LHS, RHS);
    break;
  case WebAssembly::BI__builtin_wasm_max_u_i8x16:
  case WebAssembly::BI__builtin_wasm_max_u_i16x8:
  case WebAssembly::BI__builtin_wasm_max_u_i32x4:
    ICmp = Builder.CreateICmpUGT(LHS, RHS);
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  return Builder.CreateSelect(ICmp, LHS, RHS);
}
case WebAssembly::BI__builtin_wasm_avgr_u_i8x16:
case WebAssembly::BI__builtin_wasm_avgr_u_i16x8: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_avgr_unsigned,
                                      ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_q15mulr_sat_s_i16x8: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_q15mulr_sat_signed);
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_extadd_pairwise_i8x16_s_i16x8:
case WebAssembly::BI__builtin_wasm_extadd_pairwise_i8x16_u_i16x8:
case WebAssembly::BI__builtin_wasm_extadd_pairwise_i16x8_s_i32x4:
case WebAssembly::BI__builtin_wasm_extadd_pairwise_i16x8_u_i32x4: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_extadd_pairwise_i8x16_s_i16x8:
  case WebAssembly::BI__builtin_wasm_extadd_pairwise_i16x8_s_i32x4:
    IntNo = Intrinsic::wasm_extadd_pairwise_signed;
    break;
  case WebAssembly::BI__builtin_wasm_extadd_pairwise_i8x16_u_i16x8:
  case WebAssembly::BI__builtin_wasm_extadd_pairwise_i16x8_u_i32x4:
    IntNo = Intrinsic::wasm_extadd_pairwise_unsigned;
    break;
  default:
    llvm_unreachable("unexptected builtin ID")__builtin_unreachable();
  }

  Function *Callee = CGM.getIntrinsic(IntNo, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, Vec);
}
case WebAssembly::BI__builtin_wasm_bitselect: {
  Value *V1 = EmitScalarExpr(E->getArg(0));
  Value *V2 = EmitScalarExpr(E->getArg(1));
  Value *C = EmitScalarExpr(E->getArg(2));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::wasm_bitselect, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {V1, V2, C});
}
case WebAssembly::BI__builtin_wasm_dot_s_i32x4_i16x8: {
  Value *LHS = EmitScalarExpr(E->getArg(0));
  Value *RHS = EmitScalarExpr(E->getArg(1));
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_dot);
  return Builder.CreateCall(Callee, {LHS, RHS});
}
case WebAssembly::BI__builtin_wasm_popcnt_i8x16: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::ctpop, ConvertType(E->getType()));
  return Builder.CreateCall(Callee, {Vec});
}
case WebAssembly::BI__builtin_wasm_any_true_v128:
case WebAssembly::BI__builtin_wasm_all_true_i8x16:
case WebAssembly::BI__builtin_wasm_all_true_i16x8:
case WebAssembly::BI__builtin_wasm_all_true_i32x4:
case WebAssembly::BI__builtin_wasm_all_true_i64x2: {
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_any_true_v128:
    IntNo = Intrinsic::wasm_anytrue;
    break;
  case WebAssembly::BI__builtin_wasm_all_true_i8x16:
  case WebAssembly::BI__builtin_wasm_all_true_i16x8:
  case WebAssembly::BI__builtin_wasm_all_true_i32x4:
  case WebAssembly::BI__builtin_wasm_all_true_i64x2:
    IntNo = Intrinsic::wasm_alltrue;
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Function *Callee = CGM.getIntrinsic(IntNo, Vec->getType());
  return Builder.CreateCall(Callee, {Vec});
}
case WebAssembly::BI__builtin_wasm_bitmask_i8x16:
case WebAssembly::BI__builtin_wasm_bitmask_i16x8:
case WebAssembly::BI__builtin_wasm_bitmask_i32x4:
case WebAssembly::BI__builtin_wasm_bitmask_i64x2: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Function *Callee =
      CGM.getIntrinsic(Intrinsic::wasm_bitmask, Vec->getType());
  return Builder.CreateCall(Callee, {Vec});
}
case WebAssembly::BI__builtin_wasm_abs_f32x4:
case WebAssembly::BI__builtin_wasm_abs_f64x2: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Function *Callee = CGM.getIntrinsic(Intrinsic::fabs, Vec->getType());
  return Builder.CreateCall(Callee, {Vec});
}
case WebAssembly::BI__builtin_wasm_sqrt_f32x4:
case WebAssembly::BI__builtin_wasm_sqrt_f64x2: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  Function *Callee = CGM.getIntrinsic(Intrinsic::sqrt, Vec->getType());
  return Builder.CreateCall(Callee, {Vec});
}
case WebAssembly::BI__builtin_wasm_narrow_s_i8x16_i16x8:
case WebAssembly::BI__builtin_wasm_narrow_u_i8x16_i16x8:
case WebAssembly::BI__builtin_wasm_narrow_s_i16x8_i32x4:
case WebAssembly::BI__builtin_wasm_narrow_u_i16x8_i32x4: {
  Value *Low = EmitScalarExpr(E->getArg(0));
  Value *High = EmitScalarExpr(E->getArg(1));
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_narrow_s_i8x16_i16x8:
  case WebAssembly::BI__builtin_wasm_narrow_s_i16x8_i32x4:
    IntNo = Intrinsic::wasm_narrow_signed;
    break;
  case WebAssembly::BI__builtin_wasm_narrow_u_i8x16_i16x8:
  case WebAssembly::BI__builtin_wasm_narrow_u_i16x8_i32x4:
    IntNo = Intrinsic::wasm_narrow_unsigned;
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  Function *Callee =
      CGM.getIntrinsic(IntNo, {ConvertType(E->getType()), Low->getType()});
  return Builder.CreateCall(Callee, {Low, High});
}
case WebAssembly::BI__builtin_wasm_trunc_sat_zero_s_f64x2_i32x4:
case WebAssembly::BI__builtin_wasm_trunc_sat_zero_u_f64x2_i32x4: {
  Value *Vec = EmitScalarExpr(E->getArg(0));
  unsigned IntNo;
  switch (BuiltinID) {
  case WebAssembly::BI__builtin_wasm_trunc_sat_zero_s_f64x2_i32x4:
    IntNo = Intrinsic::fptosi_sat;
    break;
  case WebAssembly::BI__builtin_wasm_trunc_sat_zero_u_f64x2_i32x4:
    IntNo = Intrinsic::fptoui_sat;
    break;
  default:
    llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  }
  llvm::Type *SrcT = Vec->getType();
  llvm::Type *TruncT =
      SrcT->getWithNewType(llvm::IntegerType::get(getLLVMContext(), 32));
  Function *Callee = CGM.getIntrinsic(IntNo, {TruncT, SrcT});
  Value *Trunc = Builder.CreateCall(Callee, Vec);
  Value *Splat = Builder.CreateVectorSplat(2, Builder.getInt32(0));
  Value *ConcatMask =
      llvm::ConstantVector::get({Builder.getInt32(0), Builder.getInt32(1),
                                 Builder.getInt32(2), Builder.getInt32(3)});
  return Builder.CreateShuffleVector(Trunc, Splat, ConcatMask);
}
case WebAssembly::BI__builtin_wasm_shuffle_i8x16: {
  Value *Ops[18];
  size_t OpIdx = 0;
  Ops[OpIdx++] = EmitScalarExpr(E->getArg(0));
  Ops[OpIdx++] = EmitScalarExpr(E->getArg(1));
  while (OpIdx < 18) {
    Optional<llvm::APSInt> LaneConst =
        E->getArg(OpIdx)->getIntegerConstantExpr(getContext());
    assert(LaneConst && "Constant arg isn't actually constant?")((void)0);
    Ops[OpIdx++] = llvm::ConstantInt::get(getLLVMContext(), *LaneConst);
  }
  Function *Callee = CGM.getIntrinsic(Intrinsic::wasm_shuffle);
  return Builder.CreateCall(Callee, Ops);
}
default:
  return nullptr;
}
18041}

18043static std::pair<Intrinsic::ID, unsigned>
18044getIntrinsicForHexagonNonGCCBuiltin(unsigned BuiltinID) {
struct Info {
  unsigned BuiltinID;
  Intrinsic::ID IntrinsicID;
  unsigned VecLen;
};
Info Infos[] = {
18051#define CUSTOM_BUILTIN_MAPPING(x,s) \
{ Hexagon::BI__builtin_HEXAGON_##x, Intrinsic::hexagon_##x, s },
  CUSTOM_BUILTIN_MAPPING(L2_loadrub_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrb_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadruh_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrh_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadri_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrd_pci, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrub_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrb_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadruh_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrh_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadri_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(L2_loadrd_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerb_pci, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerh_pci, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerf_pci, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storeri_pci, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerd_pci, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerb_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerh_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerf_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storeri_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(S2_storerd_pcr, 0)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstoreq, 64)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorenq, 64)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorentq, 64)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorentnq, 64)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstoreq_128B, 128)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorenq_128B, 128)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorentq_128B, 128)
  CUSTOM_BUILTIN_MAPPING(V6_vmaskedstorentnq_128B, 128)
18083#include "clang/Basic/BuiltinsHexagonMapCustomDep.def"
18084#undef CUSTOM_BUILTIN_MAPPING
};

auto CmpInfo = [] (Info A, Info B) { return A.BuiltinID < B.BuiltinID; };
static const bool SortOnce = (llvm::sort(Infos, CmpInfo), true);
(void)SortOnce;

const Info *F = std::lower_bound(std::begin(Infos), std::end(Infos),
                                 Info{BuiltinID, 0, 0}, CmpInfo);
if (F == std::end(Infos) || F->BuiltinID != BuiltinID)
  return {Intrinsic::not_intrinsic, 0};

return {F->IntrinsicID, F->VecLen};
18097}

18099Value *CodeGenFunction::EmitHexagonBuiltinExpr(unsigned BuiltinID,
                                             const CallExpr *E) {
Intrinsic::ID ID;
unsigned VecLen;
std::tie(ID, VecLen) = getIntrinsicForHexagonNonGCCBuiltin(BuiltinID);

auto MakeCircOp = [this, E](unsigned IntID, bool IsLoad) {
  // The base pointer is passed by address, so it needs to be loaded.
  Address A = EmitPointerWithAlignment(E->getArg(0));
  Address BP = Address(
      Builder.CreateBitCast(A.getPointer(), Int8PtrPtrTy), A.getAlignment());
  llvm::Value *Base = Builder.CreateLoad(BP);
  // The treatment of both loads and stores is the same: the arguments for
  // the builtin are the same as the arguments for the intrinsic.
  // Load:
  //   builtin(Base, Inc, Mod, Start) -> intr(Base, Inc, Mod, Start)
  //   builtin(Base, Mod, Start)      -> intr(Base, Mod, Start)
  // Store:
  //   builtin(Base, Inc, Mod, Val, Start) -> intr(Base, Inc, Mod, Val, Start)
  //   builtin(Base, Mod, Val, Start)      -> intr(Base, Mod, Val, Start)
  SmallVector<llvm::Value*,5> Ops = { Base };
  for (unsigned i = 1, e = E->getNumArgs(); i != e; ++i)
    Ops.push_back(EmitScalarExpr(E->getArg(i)));

  llvm::Value *Result = Builder.CreateCall(CGM.getIntrinsic(IntID), Ops);
  // The load intrinsics generate two results (Value, NewBase), stores
  // generate one (NewBase). The new base address needs to be stored.
  llvm::Value *NewBase = IsLoad ? Builder.CreateExtractValue(Result, 1)
                                : Result;
  llvm::Value *LV = Builder.CreateBitCast(
      EmitScalarExpr(E->getArg(0)), NewBase->getType()->getPointerTo());
  Address Dest = EmitPointerWithAlignment(E->getArg(0));
  llvm::Value *RetVal =
      Builder.CreateAlignedStore(NewBase, LV, Dest.getAlignment());
  if (IsLoad)
    RetVal = Builder.CreateExtractValue(Result, 0);
  return RetVal;
};

// Handle the conversion of bit-reverse load intrinsics to bit code.
// The intrinsic call after this function only reads from memory and the
// write to memory is dealt by the store instruction.
auto MakeBrevLd = [this, E](unsigned IntID, llvm::Type *DestTy) {
  // The intrinsic generates one result, which is the new value for the base
  // pointer. It needs to be returned. The result of the load instruction is
  // passed to intrinsic by address, so the value needs to be stored.
  llvm::Value *BaseAddress =
      Builder.CreateBitCast(EmitScalarExpr(E->getArg(0)), Int8PtrTy);

  // Expressions like &(*pt++) will be incremented per evaluation.
  // EmitPointerWithAlignment and EmitScalarExpr evaluates the expression
  // per call.
  Address DestAddr = EmitPointerWithAlignment(E->getArg(1));
  DestAddr = Address(Builder.CreateBitCast(DestAddr.getPointer(), Int8PtrTy),
                     DestAddr.getAlignment());
  llvm::Value *DestAddress = DestAddr.getPointer();

  // Operands are Base, Dest, Modifier.
  // The intrinsic format in LLVM IR is defined as
  // { ValueType, i8* } (i8*, i32).
  llvm::Value *Result = Builder.CreateCall(
      CGM.getIntrinsic(IntID), {BaseAddress, EmitScalarExpr(E->getArg(2))});

  // The value needs to be stored as the variable is passed by reference.
  llvm::Value *DestVal = Builder.CreateExtractValue(Result, 0);

  // The store needs to be truncated to fit the destination type.
  // While i32 and i64 are natively supported on Hexagon, i8 and i16 needs
  // to be handled with stores of respective destination type.
  DestVal = Builder.CreateTrunc(DestVal, DestTy);

  llvm::Value *DestForStore =
      Builder.CreateBitCast(DestAddress, DestVal->getType()->getPointerTo());
  Builder.CreateAlignedStore(DestVal, DestForStore, DestAddr.getAlignment());
  // The updated value of the base pointer is returned.
  return Builder.CreateExtractValue(Result, 1);
};

auto V2Q = [this, VecLen] (llvm::Value *Vec) {
  Intrinsic::ID ID = VecLen == 128 ? Intrinsic::hexagon_V6_vandvrt_128B
                                   : Intrinsic::hexagon_V6_vandvrt;
  return Builder.CreateCall(CGM.getIntrinsic(ID),
                            {Vec, Builder.getInt32(-1)});
};
auto Q2V = [this, VecLen] (llvm::Value *Pred) {
  Intrinsic::ID ID = VecLen == 128 ? Intrinsic::hexagon_V6_vandqrt_128B
                                   : Intrinsic::hexagon_V6_vandqrt;
  return Builder.CreateCall(CGM.getIntrinsic(ID),
                            {Pred, Builder.getInt32(-1)});
};

switch (BuiltinID) {
// These intrinsics return a tuple {Vector, VectorPred} in LLVM IR,
// and the corresponding C/C++ builtins use loads/stores to update
// the predicate.
case Hexagon::BI__builtin_HEXAGON_V6_vaddcarry:
case Hexagon::BI__builtin_HEXAGON_V6_vaddcarry_128B:
case Hexagon::BI__builtin_HEXAGON_V6_vsubcarry:
case Hexagon::BI__builtin_HEXAGON_V6_vsubcarry_128B: {
  // Get the type from the 0-th argument.
  llvm::Type *VecType = ConvertType(E->getArg(0)->getType());
  Address PredAddr = Builder.CreateBitCast(
      EmitPointerWithAlignment(E->getArg(2)), VecType->getPointerTo(0));
  llvm::Value *PredIn = V2Q(Builder.CreateLoad(PredAddr));
  llvm::Value *Result = Builder.CreateCall(CGM.getIntrinsic(ID),
      {EmitScalarExpr(E->getArg(0)), EmitScalarExpr(E->getArg(1)), PredIn});

  llvm::Value *PredOut = Builder.CreateExtractValue(Result, 1);
  Builder.CreateAlignedStore(Q2V(PredOut), PredAddr.getPointer(),
      PredAddr.getAlignment());
  return Builder.CreateExtractValue(Result, 0);
}

case Hexagon::BI__builtin_HEXAGON_L2_loadrub_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadrb_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadruh_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadrh_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadri_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadrd_pci:
case Hexagon::BI__builtin_HEXAGON_L2_loadrub_pcr:
case Hexagon::BI__builtin_HEXAGON_L2_loadrb_pcr:
case Hexagon::BI__builtin_HEXAGON_L2_loadruh_pcr:
case Hexagon::BI__builtin_HEXAGON_L2_loadrh_pcr:
case Hexagon::BI__builtin_HEXAGON_L2_loadri_pcr:
case Hexagon::BI__builtin_HEXAGON_L2_loadrd_pcr:
  return MakeCircOp(ID, /*IsLoad=*/true);
case Hexagon::BI__builtin_HEXAGON_S2_storerb_pci:
case Hexagon::BI__builtin_HEXAGON_S2_storerh_pci:
case Hexagon::BI__builtin_HEXAGON_S2_storerf_pci:
case Hexagon::BI__builtin_HEXAGON_S2_storeri_pci:
case Hexagon::BI__builtin_HEXAGON_S2_storerd_pci:
case Hexagon::BI__builtin_HEXAGON_S2_storerb_pcr:
case Hexagon::BI__builtin_HEXAGON_S2_storerh_pcr:
case Hexagon::BI__builtin_HEXAGON_S2_storerf_pcr:
case Hexagon::BI__builtin_HEXAGON_S2_storeri_pcr:
case Hexagon::BI__builtin_HEXAGON_S2_storerd_pcr:
  return MakeCircOp(ID, /*IsLoad=*/false);
case Hexagon::BI__builtin_brev_ldub:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadrub_pbr, Int8Ty);
case Hexagon::BI__builtin_brev_ldb:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadrb_pbr, Int8Ty);
case Hexagon::BI__builtin_brev_lduh:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadruh_pbr, Int16Ty);
case Hexagon::BI__builtin_brev_ldh:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadrh_pbr, Int16Ty);
case Hexagon::BI__builtin_brev_ldw:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadri_pbr, Int32Ty);
case Hexagon::BI__builtin_brev_ldd:
  return MakeBrevLd(Intrinsic::hexagon_L2_loadrd_pbr, Int64Ty);

default: {
  if (ID == Intrinsic::not_intrinsic)
    return nullptr;

  auto IsVectorPredTy = [](llvm::Type *T) {
    return T->isVectorTy() &&
           cast<llvm::VectorType>(T)->getElementType()->isIntegerTy(1);
  };

  llvm::Function *IntrFn = CGM.getIntrinsic(ID);
  llvm::FunctionType *IntrTy = IntrFn->getFunctionType();
  SmallVector<llvm::Value*,4> Ops;
  for (unsigned i = 0, e = IntrTy->getNumParams(); i != e; ++i) {
    llvm::Type *T = IntrTy->getParamType(i);
    const Expr *A = E->getArg(i);
    if (IsVectorPredTy(T)) {
      // There will be an implicit cast to a boolean vector. Strip it.
      if (auto *Cast = dyn_cast<ImplicitCastExpr>(A)) {
        if (Cast->getCastKind() == CK_BitCast)
          A = Cast->getSubExpr();
      }
      Ops.push_back(V2Q(EmitScalarExpr(A)));
    } else {
      Ops.push_back(EmitScalarExpr(A));
    }
  }

  llvm::Value *Call = Builder.CreateCall(IntrFn, Ops);
  if (IsVectorPredTy(IntrTy->getReturnType()))
    Call = Q2V(Call);

  return Call;
} // default
} // switch

return nullptr;
18285}

18287Value *CodeGenFunction::EmitRISCVBuiltinExpr(unsigned BuiltinID,
                                           const CallExpr *E,
                                           ReturnValueSlot ReturnValue) {
SmallVector<Value *, 4> Ops;
llvm::Type *ResultType = ConvertType(E->getType());

for (unsigned i = 0, e = E->getNumArgs(); i != e; i++)
  Ops.push_back(EmitScalarExpr(E->getArg(i)));

Intrinsic::ID ID = Intrinsic::not_intrinsic;
unsigned NF = 1;

// Required for overloaded intrinsics.
llvm::SmallVector<llvm::Type *, 2> IntrinsicTypes;
switch (BuiltinID) {
default: llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
case RISCV::BI__builtin_riscv_orc_b_32:
case RISCV::BI__builtin_riscv_orc_b_64:
case RISCV::BI__builtin_riscv_clmul:
case RISCV::BI__builtin_riscv_clmulh:
case RISCV::BI__builtin_riscv_clmulr:
case RISCV::BI__builtin_riscv_bcompress_32:
case RISCV::BI__builtin_riscv_bcompress_64:
case RISCV::BI__builtin_riscv_bdecompress_32:
case RISCV::BI__builtin_riscv_bdecompress_64:
case RISCV::BI__builtin_riscv_grev_32:
case RISCV::BI__builtin_riscv_grev_64:
case RISCV::BI__builtin_riscv_gorc_32:
case RISCV::BI__builtin_riscv_gorc_64:
case RISCV::BI__builtin_riscv_shfl_32:
case RISCV::BI__builtin_riscv_shfl_64:
case RISCV::BI__builtin_riscv_unshfl_32:
case RISCV::BI__builtin_riscv_unshfl_64:
case RISCV::BI__builtin_riscv_xperm_n:
case RISCV::BI__builtin_riscv_xperm_b:
case RISCV::BI__builtin_riscv_xperm_h:
case RISCV::BI__builtin_riscv_xperm_w:
case RISCV::BI__builtin_riscv_crc32_b:
case RISCV::BI__builtin_riscv_crc32_h:
case RISCV::BI__builtin_riscv_crc32_w:
case RISCV::BI__builtin_riscv_crc32_d:
case RISCV::BI__builtin_riscv_crc32c_b:
case RISCV::BI__builtin_riscv_crc32c_h:
case RISCV::BI__builtin_riscv_crc32c_w:
case RISCV::BI__builtin_riscv_crc32c_d: {
  switch (BuiltinID) {
  default: llvm_unreachable("unexpected builtin ID")__builtin_unreachable();
  // Zbb
  case RISCV::BI__builtin_riscv_orc_b_32:
  case RISCV::BI__builtin_riscv_orc_b_64:
    ID = Intrinsic::riscv_orc_b;
    break;

  // Zbc
  case RISCV::BI__builtin_riscv_clmul:
    ID = Intrinsic::riscv_clmul;
    break;
  case RISCV::BI__builtin_riscv_clmulh:
    ID = Intrinsic::riscv_clmulh;
    break;
  case RISCV::BI__builtin_riscv_clmulr:
    ID = Intrinsic::riscv_clmulr;
    break;

  // Zbe
  case RISCV::BI__builtin_riscv_bcompress_32:
  case RISCV::BI__builtin_riscv_bcompress_64:
    ID = Intrinsic::riscv_bcompress;
    break;
  case RISCV::BI__builtin_riscv_bdecompress_32:
  case RISCV::BI__builtin_riscv_bdecompress_64:
    ID = Intrinsic::riscv_bdecompress;
    break;

  // Zbp
  case RISCV::BI__builtin_riscv_grev_32:
  case RISCV::BI__builtin_riscv_grev_64:
    ID = Intrinsic::riscv_grev;
    break;
  case RISCV::BI__builtin_riscv_gorc_32:
  case RISCV::BI__builtin_riscv_gorc_64:
    ID = Intrinsic::riscv_gorc;
    break;
  case RISCV::BI__builtin_riscv_shfl_32:
  case RISCV::BI__builtin_riscv_shfl_64:
    ID = Intrinsic::riscv_shfl;
    break;
  case RISCV::BI__builtin_riscv_unshfl_32:
  case RISCV::BI__builtin_riscv_unshfl_64:
    ID = Intrinsic::riscv_unshfl;
    break;
  case RISCV::BI__builtin_riscv_xperm_n:
    ID = Intrinsic::riscv_xperm_n;
    break;
  case RISCV::BI__builtin_riscv_xperm_b:
    ID = Intrinsic::riscv_xperm_b;
    break;
  case RISCV::BI__builtin_riscv_xperm_h:
    ID = Intrinsic::riscv_xperm_h;
    break;
  case RISCV::BI__builtin_riscv_xperm_w:
    ID = Intrinsic::riscv_xperm_w;
    break;

  // Zbr
  case RISCV::BI__builtin_riscv_crc32_b:
    ID = Intrinsic::riscv_crc32_b;
    break;
  case RISCV::BI__builtin_riscv_crc32_h:
    ID = Intrinsic::riscv_crc32_h;
    break;
  case RISCV::BI__builtin_riscv_crc32_w:
    ID = Intrinsic::riscv_crc32_w;
    break;
  case RISCV::BI__builtin_riscv_crc32_d:
    ID = Intrinsic::riscv_crc32_d;
    break;
  case RISCV::BI__builtin_riscv_crc32c_b:
    ID = Intrinsic::riscv_crc32c_b;
    break;
  case RISCV::BI__builtin_riscv_crc32c_h:
    ID = Intrinsic::riscv_crc32c_h;
    break;
  case RISCV::BI__builtin_riscv_crc32c_w:
    ID = Intrinsic::riscv_crc32c_w;
    break;
  case RISCV::BI__builtin_riscv_crc32c_d:
    ID = Intrinsic::riscv_crc32c_d;
    break;
  }

  IntrinsicTypes = {ResultType};
  break;
}
// Vector builtins are handled from here.
18422#include "clang/Basic/riscv_vector_builtin_cg.inc"
}

assert(ID != Intrinsic::not_intrinsic)((void)0);

llvm::Function *F = CGM.getIntrinsic(ID, IntrinsicTypes);
return Builder.CreateCall(F, Ops, "");
18429}