clang -cc1 -cc1 -triple amd64-unknown-openbsd7.0 -analyze -disable-free -disable-llvm-verifier -discard-value-names -main-file-name MicrosoftMangle.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/libclangAST/obj -resource-dir /usr/local/lib/clang/13.0.0 -I /usr/src/gnu/usr.bin/clang/libclangAST/obj/../include/clang/AST -I /usr/src/gnu/usr.bin/clang/libclangAST/../../../llvm/clang/include -I /usr/src/gnu/usr.bin/clang/libclangAST/../../../llvm/llvm/include -I /usr/src/gnu/usr.bin/clang/libclangAST/../include -I /usr/src/gnu/usr.bin/clang/libclangAST/obj -I /usr/src/gnu/usr.bin/clang/libclangAST/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/libclangAST/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/libclangAST/../../../llvm/clang/lib/AST/MicrosoftMangle.cpp
1 | |
2 | |
3 | |
4 | |
5 | |
6 | |
7 | |
8 | |
9 | |
10 | |
11 | |
12 | |
13 | #include "clang/AST/ASTContext.h" |
14 | #include "clang/AST/Attr.h" |
15 | #include "clang/AST/CXXInheritance.h" |
16 | #include "clang/AST/CharUnits.h" |
17 | #include "clang/AST/Decl.h" |
18 | #include "clang/AST/DeclCXX.h" |
19 | #include "clang/AST/DeclObjC.h" |
20 | #include "clang/AST/DeclOpenMP.h" |
21 | #include "clang/AST/DeclTemplate.h" |
22 | #include "clang/AST/Expr.h" |
23 | #include "clang/AST/ExprCXX.h" |
24 | #include "clang/AST/Mangle.h" |
25 | #include "clang/AST/VTableBuilder.h" |
26 | #include "clang/Basic/ABI.h" |
27 | #include "clang/Basic/DiagnosticOptions.h" |
28 | #include "clang/Basic/FileManager.h" |
29 | #include "clang/Basic/SourceManager.h" |
30 | #include "clang/Basic/TargetInfo.h" |
31 | #include "llvm/ADT/StringExtras.h" |
32 | #include "llvm/Support/CRC.h" |
33 | #include "llvm/Support/MD5.h" |
34 | #include "llvm/Support/MathExtras.h" |
35 | #include "llvm/Support/StringSaver.h" |
36 | #include "llvm/Support/xxhash.h" |
37 | |
38 | using namespace clang; |
39 | |
40 | namespace { |
41 | |
42 | struct msvc_hashing_ostream : public llvm::raw_svector_ostream { |
43 | raw_ostream &OS; |
44 | llvm::SmallString<64> Buffer; |
45 | |
46 | msvc_hashing_ostream(raw_ostream &OS) |
47 | : llvm::raw_svector_ostream(Buffer), OS(OS) {} |
48 | ~msvc_hashing_ostream() override { |
49 | StringRef MangledName = str(); |
50 | bool StartsWithEscape = MangledName.startswith("\01"); |
51 | if (StartsWithEscape) |
52 | MangledName = MangledName.drop_front(1); |
53 | if (MangledName.size() < 4096) { |
54 | OS << str(); |
55 | return; |
56 | } |
57 | |
58 | llvm::MD5 Hasher; |
59 | llvm::MD5::MD5Result Hash; |
60 | Hasher.update(MangledName); |
61 | Hasher.final(Hash); |
62 | |
63 | SmallString<32> HexString; |
64 | llvm::MD5::stringifyResult(Hash, HexString); |
65 | |
66 | if (StartsWithEscape) |
67 | OS << '\01'; |
68 | OS << "??@" << HexString << '@'; |
69 | } |
70 | }; |
71 | |
72 | static const DeclContext * |
73 | getLambdaDefaultArgumentDeclContext(const Decl *D) { |
74 | if (const auto *RD = dyn_cast<CXXRecordDecl>(D)) |
75 | if (RD->isLambda()) |
76 | if (const auto *Parm = |
77 | dyn_cast_or_null<ParmVarDecl>(RD->getLambdaContextDecl())) |
78 | return Parm->getDeclContext(); |
79 | return nullptr; |
80 | } |
81 | |
82 | |
83 | |
84 | static const DeclContext *getEffectiveDeclContext(const Decl *D) { |
85 | |
86 | |
87 | |
88 | |
89 | |
90 | |
91 | if (const auto *LDADC = getLambdaDefaultArgumentDeclContext(D)) |
92 | return LDADC; |
93 | |
94 | |
95 | if (const BlockDecl *BD = dyn_cast<BlockDecl>(D)) { |
96 | if (ParmVarDecl *ContextParam = |
97 | dyn_cast_or_null<ParmVarDecl>(BD->getBlockManglingContextDecl())) |
98 | return ContextParam->getDeclContext(); |
99 | } |
100 | |
101 | const DeclContext *DC = D->getDeclContext(); |
102 | if (isa<CapturedDecl>(DC) || isa<OMPDeclareReductionDecl>(DC) || |
103 | isa<OMPDeclareMapperDecl>(DC)) { |
104 | return getEffectiveDeclContext(cast<Decl>(DC)); |
105 | } |
106 | |
107 | return DC->getRedeclContext(); |
108 | } |
109 | |
110 | static const DeclContext *getEffectiveParentContext(const DeclContext *DC) { |
111 | return getEffectiveDeclContext(cast<Decl>(DC)); |
112 | } |
113 | |
114 | static const FunctionDecl *getStructor(const NamedDecl *ND) { |
115 | if (const auto *FTD = dyn_cast<FunctionTemplateDecl>(ND)) |
116 | return FTD->getTemplatedDecl()->getCanonicalDecl(); |
117 | |
118 | const auto *FD = cast<FunctionDecl>(ND); |
119 | if (const auto *FTD = FD->getPrimaryTemplate()) |
120 | return FTD->getTemplatedDecl()->getCanonicalDecl(); |
121 | |
122 | return FD->getCanonicalDecl(); |
123 | } |
124 | |
125 | |
126 | |
127 | class MicrosoftMangleContextImpl : public MicrosoftMangleContext { |
128 | typedef std::pair<const DeclContext *, IdentifierInfo *> DiscriminatorKeyTy; |
129 | llvm::DenseMap<DiscriminatorKeyTy, unsigned> Discriminator; |
130 | llvm::DenseMap<const NamedDecl *, unsigned> Uniquifier; |
131 | llvm::DenseMap<const CXXRecordDecl *, unsigned> LambdaIds; |
132 | llvm::DenseMap<const NamedDecl *, unsigned> SEHFilterIds; |
133 | llvm::DenseMap<const NamedDecl *, unsigned> SEHFinallyIds; |
134 | SmallString<16> AnonymousNamespaceHash; |
135 | |
136 | public: |
137 | MicrosoftMangleContextImpl(ASTContext &Context, DiagnosticsEngine &Diags); |
138 | bool shouldMangleCXXName(const NamedDecl *D) override; |
139 | bool shouldMangleStringLiteral(const StringLiteral *SL) override; |
140 | void mangleCXXName(GlobalDecl GD, raw_ostream &Out) override; |
141 | void mangleVirtualMemPtrThunk(const CXXMethodDecl *MD, |
142 | const MethodVFTableLocation &ML, |
143 | raw_ostream &Out) override; |
144 | void mangleThunk(const CXXMethodDecl *MD, const ThunkInfo &Thunk, |
145 | raw_ostream &) override; |
146 | void mangleCXXDtorThunk(const CXXDestructorDecl *DD, CXXDtorType Type, |
147 | const ThisAdjustment &ThisAdjustment, |
148 | raw_ostream &) override; |
149 | void mangleCXXVFTable(const CXXRecordDecl *Derived, |
150 | ArrayRef<const CXXRecordDecl *> BasePath, |
151 | raw_ostream &Out) override; |
152 | void mangleCXXVBTable(const CXXRecordDecl *Derived, |
153 | ArrayRef<const CXXRecordDecl *> BasePath, |
154 | raw_ostream &Out) override; |
155 | void mangleCXXVirtualDisplacementMap(const CXXRecordDecl *SrcRD, |
156 | const CXXRecordDecl *DstRD, |
157 | raw_ostream &Out) override; |
158 | void mangleCXXThrowInfo(QualType T, bool IsConst, bool IsVolatile, |
159 | bool IsUnaligned, uint32_t NumEntries, |
160 | raw_ostream &Out) override; |
161 | void mangleCXXCatchableTypeArray(QualType T, uint32_t NumEntries, |
162 | raw_ostream &Out) override; |
163 | void mangleCXXCatchableType(QualType T, const CXXConstructorDecl *CD, |
164 | CXXCtorType CT, uint32_t Size, uint32_t NVOffset, |
165 | int32_t VBPtrOffset, uint32_t VBIndex, |
166 | raw_ostream &Out) override; |
167 | void mangleCXXRTTI(QualType T, raw_ostream &Out) override; |
168 | void mangleCXXRTTIName(QualType T, raw_ostream &Out) override; |
169 | void mangleCXXRTTIBaseClassDescriptor(const CXXRecordDecl *Derived, |
170 | uint32_t NVOffset, int32_t VBPtrOffset, |
171 | uint32_t VBTableOffset, uint32_t Flags, |
172 | raw_ostream &Out) override; |
173 | void mangleCXXRTTIBaseClassArray(const CXXRecordDecl *Derived, |
174 | raw_ostream &Out) override; |
175 | void mangleCXXRTTIClassHierarchyDescriptor(const CXXRecordDecl *Derived, |
176 | raw_ostream &Out) override; |
177 | void |
178 | mangleCXXRTTICompleteObjectLocator(const CXXRecordDecl *Derived, |
179 | ArrayRef<const CXXRecordDecl *> BasePath, |
180 | raw_ostream &Out) override; |
181 | void mangleTypeName(QualType T, raw_ostream &) override; |
182 | void mangleReferenceTemporary(const VarDecl *, unsigned ManglingNumber, |
183 | raw_ostream &) override; |
184 | void mangleStaticGuardVariable(const VarDecl *D, raw_ostream &Out) override; |
185 | void mangleThreadSafeStaticGuardVariable(const VarDecl *D, unsigned GuardNum, |
186 | raw_ostream &Out) override; |
187 | void mangleDynamicInitializer(const VarDecl *D, raw_ostream &Out) override; |
188 | void mangleDynamicAtExitDestructor(const VarDecl *D, |
189 | raw_ostream &Out) override; |
190 | void mangleSEHFilterExpression(const NamedDecl *EnclosingDecl, |
191 | raw_ostream &Out) override; |
192 | void mangleSEHFinallyBlock(const NamedDecl *EnclosingDecl, |
193 | raw_ostream &Out) override; |
194 | void mangleStringLiteral(const StringLiteral *SL, raw_ostream &Out) override; |
195 | bool getNextDiscriminator(const NamedDecl *ND, unsigned &disc) { |
196 | const DeclContext *DC = getEffectiveDeclContext(ND); |
197 | if (!DC->isFunctionOrMethod()) |
198 | return false; |
199 | |
200 | |
201 | |
202 | if (const auto *RD = dyn_cast<CXXRecordDecl>(ND)) { |
203 | if (RD->isLambda()) { |
204 | disc = 1; |
205 | return true; |
206 | } |
207 | } |
208 | |
209 | |
210 | if (ND->isExternallyVisible()) { |
211 | disc = getASTContext().getManglingNumber(ND); |
212 | return true; |
213 | } |
214 | |
215 | |
216 | if (const TagDecl *Tag = dyn_cast<TagDecl>(ND)) { |
217 | if (!Tag->hasNameForLinkage() && |
218 | !getASTContext().getDeclaratorForUnnamedTagDecl(Tag) && |
219 | !getASTContext().getTypedefNameForUnnamedTagDecl(Tag)) |
220 | return false; |
221 | } |
222 | |
223 | |
224 | unsigned &discriminator = Uniquifier[ND]; |
225 | if (!discriminator) |
226 | discriminator = ++Discriminator[std::make_pair(DC, ND->getIdentifier())]; |
227 | disc = discriminator + 1; |
228 | return true; |
229 | } |
230 | |
231 | std::string getLambdaString(const CXXRecordDecl *Lambda) override { |
232 | assert(Lambda->isLambda() && "RD must be a lambda!"); |
233 | std::string Name("<lambda_"); |
234 | |
235 | Decl *LambdaContextDecl = Lambda->getLambdaContextDecl(); |
236 | unsigned LambdaManglingNumber = Lambda->getLambdaManglingNumber(); |
237 | unsigned LambdaId; |
238 | const ParmVarDecl *Parm = dyn_cast_or_null<ParmVarDecl>(LambdaContextDecl); |
239 | const FunctionDecl *Func = |
240 | Parm ? dyn_cast<FunctionDecl>(Parm->getDeclContext()) : nullptr; |
241 | |
242 | if (Func) { |
243 | unsigned DefaultArgNo = |
244 | Func->getNumParams() - Parm->getFunctionScopeIndex(); |
245 | Name += llvm::utostr(DefaultArgNo); |
246 | Name += "_"; |
247 | } |
248 | |
249 | if (LambdaManglingNumber) |
250 | LambdaId = LambdaManglingNumber; |
251 | else |
252 | LambdaId = getLambdaIdForDebugInfo(Lambda); |
253 | |
254 | Name += llvm::utostr(LambdaId); |
255 | Name += ">"; |
256 | return Name; |
257 | } |
258 | |
259 | unsigned getLambdaId(const CXXRecordDecl *RD) { |
260 | assert(RD->isLambda() && "RD must be a lambda!"); |
261 | assert(!RD->isExternallyVisible() && "RD must not be visible!"); |
262 | assert(RD->getLambdaManglingNumber() == 0 && |
263 | "RD must not have a mangling number!"); |
264 | std::pair<llvm::DenseMap<const CXXRecordDecl *, unsigned>::iterator, bool> |
265 | Result = LambdaIds.insert(std::make_pair(RD, LambdaIds.size())); |
266 | return Result.first->second; |
267 | } |
268 | |
269 | unsigned getLambdaIdForDebugInfo(const CXXRecordDecl *RD) { |
270 | assert(RD->isLambda() && "RD must be a lambda!"); |
271 | assert(!RD->isExternallyVisible() && "RD must not be visible!"); |
272 | assert(RD->getLambdaManglingNumber() == 0 && |
273 | "RD must not have a mangling number!"); |
274 | llvm::DenseMap<const CXXRecordDecl *, unsigned>::iterator Result = |
275 | LambdaIds.find(RD); |
276 | |
277 | if (Result == LambdaIds.end()) |
278 | return 0; |
279 | return Result->second; |
280 | } |
281 | |
282 | |
283 | |
284 | StringRef getAnonymousNamespaceHash() const { |
285 | return AnonymousNamespaceHash; |
286 | } |
287 | |
288 | private: |
289 | void mangleInitFiniStub(const VarDecl *D, char CharCode, raw_ostream &Out); |
290 | }; |
291 | |
292 | |
293 | |
294 | class MicrosoftCXXNameMangler { |
295 | MicrosoftMangleContextImpl &Context; |
296 | raw_ostream &Out; |
297 | |
298 | |
299 | |
300 | |
301 | const NamedDecl *Structor; |
302 | unsigned StructorType; |
303 | |
304 | typedef llvm::SmallVector<std::string, 10> BackRefVec; |
305 | BackRefVec NameBackReferences; |
306 | |
307 | typedef llvm::DenseMap<const void *, unsigned> ArgBackRefMap; |
308 | ArgBackRefMap FunArgBackReferences; |
309 | ArgBackRefMap TemplateArgBackReferences; |
310 | |
311 | typedef llvm::DenseMap<const void *, StringRef> TemplateArgStringMap; |
312 | TemplateArgStringMap TemplateArgStrings; |
313 | llvm::StringSaver TemplateArgStringStorage; |
314 | llvm::BumpPtrAllocator TemplateArgStringStorageAlloc; |
315 | |
316 | typedef std::set<std::pair<int, bool>> PassObjectSizeArgsSet; |
317 | PassObjectSizeArgsSet PassObjectSizeArgs; |
318 | |
319 | ASTContext &getASTContext() const { return Context.getASTContext(); } |
320 | |
321 | const bool PointersAre64Bit; |
322 | |
323 | public: |
324 | enum QualifierMangleMode { QMM_Drop, QMM_Mangle, QMM_Escape, QMM_Result }; |
325 | |
326 | MicrosoftCXXNameMangler(MicrosoftMangleContextImpl &C, raw_ostream &Out_) |
327 | : Context(C), Out(Out_), Structor(nullptr), StructorType(-1), |
328 | TemplateArgStringStorage(TemplateArgStringStorageAlloc), |
329 | PointersAre64Bit(C.getASTContext().getTargetInfo().getPointerWidth(0) == |
330 | 64) {} |
331 | |
332 | MicrosoftCXXNameMangler(MicrosoftMangleContextImpl &C, raw_ostream &Out_, |
333 | const CXXConstructorDecl *D, CXXCtorType Type) |
334 | : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), |
335 | TemplateArgStringStorage(TemplateArgStringStorageAlloc), |
336 | PointersAre64Bit(C.getASTContext().getTargetInfo().getPointerWidth(0) == |
337 | 64) {} |
338 | |
339 | MicrosoftCXXNameMangler(MicrosoftMangleContextImpl &C, raw_ostream &Out_, |
340 | const CXXDestructorDecl *D, CXXDtorType Type) |
341 | : Context(C), Out(Out_), Structor(getStructor(D)), StructorType(Type), |
342 | TemplateArgStringStorage(TemplateArgStringStorageAlloc), |
343 | PointersAre64Bit(C.getASTContext().getTargetInfo().getPointerWidth(0) == |
344 | 64) {} |
345 | |
346 | raw_ostream &getStream() const { return Out; } |
347 | |
348 | void mangle(const NamedDecl *D, StringRef Prefix = "?"); |
349 | void mangleName(const NamedDecl *ND); |
350 | void mangleFunctionEncoding(const FunctionDecl *FD, bool ShouldMangle); |
351 | void mangleVariableEncoding(const VarDecl *VD); |
352 | void mangleMemberDataPointer(const CXXRecordDecl *RD, const ValueDecl *VD, |
353 | StringRef Prefix = "$"); |
354 | void mangleMemberFunctionPointer(const CXXRecordDecl *RD, |
355 | const CXXMethodDecl *MD, |
356 | StringRef Prefix = "$"); |
357 | void mangleVirtualMemPtrThunk(const CXXMethodDecl *MD, |
358 | const MethodVFTableLocation &ML); |
359 | void mangleNumber(int64_t Number); |
360 | void mangleNumber(llvm::APSInt Number); |
361 | void mangleFloat(llvm::APFloat Number); |
362 | void mangleBits(llvm::APInt Number); |
363 | void mangleTagTypeKind(TagTypeKind TK); |
364 | void mangleArtificialTagType(TagTypeKind TK, StringRef UnqualifiedName, |
365 | ArrayRef<StringRef> NestedNames = None); |
366 | void mangleAddressSpaceType(QualType T, Qualifiers Quals, SourceRange Range); |
367 | void mangleType(QualType T, SourceRange Range, |
368 | QualifierMangleMode QMM = QMM_Mangle); |
369 | void mangleFunctionType(const FunctionType *T, |
370 | const FunctionDecl *D = nullptr, |
371 | bool ForceThisQuals = false, |
372 | bool MangleExceptionSpec = true); |
373 | void mangleNestedName(const NamedDecl *ND); |
374 | |
375 | private: |
376 | bool isStructorDecl(const NamedDecl *ND) const { |
377 | return ND == Structor || getStructor(ND) == Structor; |
378 | } |
379 | |
380 | bool is64BitPointer(Qualifiers Quals) const { |
381 | LangAS AddrSpace = Quals.getAddressSpace(); |
382 | return AddrSpace == LangAS::ptr64 || |
383 | (PointersAre64Bit && !(AddrSpace == LangAS::ptr32_sptr || |
384 | AddrSpace == LangAS::ptr32_uptr)); |
385 | } |
386 | |
387 | void mangleUnqualifiedName(const NamedDecl *ND) { |
388 | mangleUnqualifiedName(ND, ND->getDeclName()); |
| 5 | | Calling 'MicrosoftCXXNameMangler::mangleUnqualifiedName' | |
|
389 | } |
390 | void mangleUnqualifiedName(const NamedDecl *ND, DeclarationName Name); |
391 | void mangleSourceName(StringRef Name); |
392 | void mangleOperatorName(OverloadedOperatorKind OO, SourceLocation Loc); |
393 | void mangleCXXDtorType(CXXDtorType T); |
394 | void mangleQualifiers(Qualifiers Quals, bool IsMember); |
395 | void mangleRefQualifier(RefQualifierKind RefQualifier); |
396 | void manglePointerCVQualifiers(Qualifiers Quals); |
397 | void manglePointerExtQualifiers(Qualifiers Quals, QualType PointeeType); |
398 | |
399 | void mangleUnscopedTemplateName(const TemplateDecl *ND); |
400 | void |
401 | mangleTemplateInstantiationName(const TemplateDecl *TD, |
402 | const TemplateArgumentList &TemplateArgs); |
403 | void mangleObjCMethodName(const ObjCMethodDecl *MD); |
404 | |
405 | void mangleFunctionArgumentType(QualType T, SourceRange Range); |
406 | void manglePassObjectSizeArg(const PassObjectSizeAttr *POSA); |
407 | |
408 | bool isArtificialTagType(QualType T) const; |
409 | |
410 | |
411 | #define ABSTRACT_TYPE(CLASS, PARENT) |
412 | #define NON_CANONICAL_TYPE(CLASS, PARENT) |
413 | #define TYPE(CLASS, PARENT) void mangleType(const CLASS##Type *T, \ |
414 | Qualifiers Quals, \ |
415 | SourceRange Range); |
416 | #include "clang/AST/TypeNodes.inc" |
417 | #undef ABSTRACT_TYPE |
418 | #undef NON_CANONICAL_TYPE |
419 | #undef TYPE |
420 | |
421 | void mangleType(const TagDecl *TD); |
422 | void mangleDecayedArrayType(const ArrayType *T); |
423 | void mangleArrayType(const ArrayType *T); |
424 | void mangleFunctionClass(const FunctionDecl *FD); |
425 | void mangleCallingConvention(CallingConv CC); |
426 | void mangleCallingConvention(const FunctionType *T); |
427 | void mangleIntegerLiteral(const llvm::APSInt &Number, |
428 | const NonTypeTemplateParmDecl *PD = nullptr, |
429 | QualType TemplateArgType = QualType()); |
430 | void mangleExpression(const Expr *E, const NonTypeTemplateParmDecl *PD); |
431 | void mangleThrowSpecification(const FunctionProtoType *T); |
432 | |
433 | void mangleTemplateArgs(const TemplateDecl *TD, |
434 | const TemplateArgumentList &TemplateArgs); |
435 | void mangleTemplateArg(const TemplateDecl *TD, const TemplateArgument &TA, |
436 | const NamedDecl *Parm); |
437 | void mangleTemplateArgValue(QualType T, const APValue &V, |
438 | bool WithScalarType = false); |
439 | |
440 | void mangleObjCProtocol(const ObjCProtocolDecl *PD); |
441 | void mangleObjCLifetime(const QualType T, Qualifiers Quals, |
442 | SourceRange Range); |
443 | void mangleObjCKindOfType(const ObjCObjectType *T, Qualifiers Quals, |
444 | SourceRange Range); |
445 | }; |
446 | } |
447 | |
448 | MicrosoftMangleContextImpl::MicrosoftMangleContextImpl(ASTContext &Context, |
449 | DiagnosticsEngine &Diags) |
450 | : MicrosoftMangleContext(Context, Diags) { |
451 | |
452 | |
453 | |
454 | |
455 | |
456 | |
457 | |
458 | |
459 | |
460 | |
461 | |
462 | |
463 | |
464 | |
465 | SourceManager &SM = Context.getSourceManager(); |
466 | if (const FileEntry *FE = SM.getFileEntryForID(SM.getMainFileID())) { |
467 | |
468 | uint32_t TruncatedHash = uint32_t(xxHash64(FE->getName())); |
469 | AnonymousNamespaceHash = llvm::utohexstr(TruncatedHash); |
470 | } else { |
471 | |
472 | AnonymousNamespaceHash = "0"; |
473 | } |
474 | } |
475 | |
476 | bool MicrosoftMangleContextImpl::shouldMangleCXXName(const NamedDecl *D) { |
477 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) { |
478 | LanguageLinkage L = FD->getLanguageLinkage(); |
479 | |
480 | if (FD->hasAttr<OverloadableAttr>()) |
481 | return true; |
482 | |
483 | |
484 | |
485 | |
486 | |
487 | |
488 | |
489 | |
490 | |
491 | |
492 | if (FD->isMSVCRTEntryPoint()) |
493 | return false; |
494 | |
495 | |
496 | |
497 | if (!FD->getDeclName().isIdentifier() || L == CXXLanguageLinkage) |
498 | return true; |
499 | |
500 | |
501 | if (L == CLanguageLinkage) |
502 | return false; |
503 | } |
504 | |
505 | |
506 | if (!getASTContext().getLangOpts().CPlusPlus) |
507 | return false; |
508 | |
509 | const VarDecl *VD = dyn_cast<VarDecl>(D); |
510 | if (VD && !isa<DecompositionDecl>(D)) { |
511 | |
512 | if (VD->isExternC()) |
513 | return false; |
514 | |
515 | |
516 | const DeclContext *DC = getEffectiveDeclContext(D); |
517 | |
518 | if (DC->isFunctionOrMethod() && D->hasLinkage()) |
519 | while (!DC->isNamespace() && !DC->isTranslationUnit()) |
520 | DC = getEffectiveParentContext(DC); |
521 | |
522 | if (DC->isTranslationUnit() && D->getFormalLinkage() == InternalLinkage && |
523 | !isa<VarTemplateSpecializationDecl>(D) && |
524 | D->getIdentifier() != nullptr) |
525 | return false; |
526 | } |
527 | |
528 | return true; |
529 | } |
530 | |
531 | bool |
532 | MicrosoftMangleContextImpl::shouldMangleStringLiteral(const StringLiteral *SL) { |
533 | return true; |
534 | } |
535 | |
536 | void MicrosoftCXXNameMangler::mangle(const NamedDecl *D, StringRef Prefix) { |
537 | |
538 | |
539 | |
540 | |
541 | |
542 | |
543 | |
544 | Out << Prefix; |
545 | mangleName(D); |
546 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) |
547 | mangleFunctionEncoding(FD, Context.shouldMangleDeclName(FD)); |
548 | else if (const VarDecl *VD = dyn_cast<VarDecl>(D)) |
549 | mangleVariableEncoding(VD); |
550 | else if (isa<MSGuidDecl>(D)) |
551 | |
552 | |
553 | Out << "3U__s_GUID@@B"; |
554 | else if (isa<TemplateParamObjectDecl>(D)) { |
555 | |
556 | |
557 | } else |
558 | llvm_unreachable("Tried to mangle unexpected NamedDecl!"); |
559 | } |
560 | |
561 | void MicrosoftCXXNameMangler::mangleFunctionEncoding(const FunctionDecl *FD, |
562 | bool ShouldMangle) { |
563 | |
564 | |
565 | |
566 | |
567 | |
568 | FD = FD->getFirstDecl(); |
569 | |
570 | |
571 | |
572 | const FunctionProtoType *FT = FD->getType()->castAs<FunctionProtoType>(); |
573 | |
574 | |
575 | |
576 | |
577 | if (ShouldMangle) { |
578 | |
579 | |
580 | |
581 | |
582 | if (FD->isExternC() && FD->hasAttr<OverloadableAttr>()) |
583 | Out << "$$J0"; |
584 | |
585 | mangleFunctionClass(FD); |
586 | |
587 | mangleFunctionType(FT, FD, false, false); |
588 | } else { |
589 | Out << '9'; |
590 | } |
591 | } |
592 | |
593 | void MicrosoftCXXNameMangler::mangleVariableEncoding(const VarDecl *VD) { |
594 | |
595 | |
596 | |
597 | |
598 | |
599 | |
600 | |
601 | |
602 | if (VD->isStaticDataMember()) { |
603 | |
604 | switch (VD->getAccess()) { |
605 | default: |
606 | case AS_private: Out << '0'; break; |
607 | case AS_protected: Out << '1'; break; |
608 | case AS_public: Out << '2'; break; |
609 | } |
610 | } |
611 | else if (!VD->isStaticLocal()) |
612 | Out << '3'; |
613 | else |
614 | Out << '4'; |
615 | |
616 | |
617 | |
618 | |
619 | |
620 | SourceRange SR = VD->getSourceRange(); |
621 | QualType Ty = VD->getType(); |
622 | if (Ty->isPointerType() || Ty->isReferenceType() || |
623 | Ty->isMemberPointerType()) { |
624 | mangleType(Ty, SR, QMM_Drop); |
625 | manglePointerExtQualifiers( |
626 | Ty.getDesugaredType(getASTContext()).getLocalQualifiers(), QualType()); |
627 | if (const MemberPointerType *MPT = Ty->getAs<MemberPointerType>()) { |
628 | mangleQualifiers(MPT->getPointeeType().getQualifiers(), true); |
629 | |
630 | |
631 | mangleName(MPT->getClass()->getAsCXXRecordDecl()); |
632 | } else |
633 | mangleQualifiers(Ty->getPointeeType().getQualifiers(), false); |
634 | } else if (const ArrayType *AT = getASTContext().getAsArrayType(Ty)) { |
635 | |
636 | mangleDecayedArrayType(AT); |
637 | if (AT->getElementType()->isArrayType()) |
638 | Out << 'A'; |
639 | else |
640 | mangleQualifiers(Ty.getQualifiers(), false); |
641 | } else { |
642 | mangleType(Ty, SR, QMM_Drop); |
643 | mangleQualifiers(Ty.getQualifiers(), false); |
644 | } |
645 | } |
646 | |
647 | void MicrosoftCXXNameMangler::mangleMemberDataPointer(const CXXRecordDecl *RD, |
648 | const ValueDecl *VD, |
649 | StringRef Prefix) { |
650 | |
651 | |
652 | |
653 | |
654 | int64_t FieldOffset; |
655 | int64_t VBTableOffset; |
656 | MSInheritanceModel IM = RD->getMSInheritanceModel(); |
657 | if (VD) { |
658 | FieldOffset = getASTContext().getFieldOffset(VD); |
659 | assert(FieldOffset % getASTContext().getCharWidth() == 0 && |
660 | "cannot take address of bitfield"); |
661 | FieldOffset /= getASTContext().getCharWidth(); |
662 | |
663 | VBTableOffset = 0; |
664 | |
665 | if (IM == MSInheritanceModel::Virtual) |
666 | FieldOffset -= getASTContext().getOffsetOfBaseWithVBPtr(RD).getQuantity(); |
667 | } else { |
668 | FieldOffset = RD->nullFieldOffsetIsZero() ? 0 : -1; |
669 | |
670 | VBTableOffset = -1; |
671 | } |
672 | |
673 | char Code = '\0'; |
674 | switch (IM) { |
675 | case MSInheritanceModel::Single: Code = '0'; break; |
676 | case MSInheritanceModel::Multiple: Code = '0'; break; |
677 | case MSInheritanceModel::Virtual: Code = 'F'; break; |
678 | case MSInheritanceModel::Unspecified: Code = 'G'; break; |
679 | } |
680 | |
681 | Out << Prefix << Code; |
682 | |
683 | mangleNumber(FieldOffset); |
684 | |
685 | |
686 | |
687 | |
688 | if (inheritanceModelHasVBPtrOffsetField(IM)) |
689 | mangleNumber(0); |
690 | if (inheritanceModelHasVBTableOffsetField(IM)) |
691 | mangleNumber(VBTableOffset); |
692 | } |
693 | |
694 | void |
695 | MicrosoftCXXNameMangler::mangleMemberFunctionPointer(const CXXRecordDecl *RD, |
696 | const CXXMethodDecl *MD, |
697 | StringRef Prefix) { |
698 | |
699 | |
700 | |
701 | |
702 | |
703 | MSInheritanceModel IM = RD->getMSInheritanceModel(); |
704 | |
705 | char Code = '\0'; |
706 | switch (IM) { |
707 | case MSInheritanceModel::Single: Code = '1'; break; |
708 | case MSInheritanceModel::Multiple: Code = 'H'; break; |
709 | case MSInheritanceModel::Virtual: Code = 'I'; break; |
710 | case MSInheritanceModel::Unspecified: Code = 'J'; break; |
711 | } |
712 | |
713 | |
714 | |
715 | uint64_t NVOffset = 0; |
716 | uint64_t VBTableOffset = 0; |
717 | uint64_t VBPtrOffset = 0; |
718 | if (MD) { |
719 | Out << Prefix << Code << '?'; |
720 | if (MD->isVirtual()) { |
721 | MicrosoftVTableContext *VTContext = |
722 | cast<MicrosoftVTableContext>(getASTContext().getVTableContext()); |
723 | MethodVFTableLocation ML = |
724 | VTContext->getMethodVFTableLocation(GlobalDecl(MD)); |
725 | mangleVirtualMemPtrThunk(MD, ML); |
726 | NVOffset = ML.VFPtrOffset.getQuantity(); |
727 | VBTableOffset = ML.VBTableIndex * 4; |
728 | if (ML.VBase) { |
729 | const ASTRecordLayout &Layout = getASTContext().getASTRecordLayout(RD); |
730 | VBPtrOffset = Layout.getVBPtrOffset().getQuantity(); |
731 | } |
732 | } else { |
733 | mangleName(MD); |
734 | mangleFunctionEncoding(MD, true); |
735 | } |
736 | |
737 | if (VBTableOffset == 0 && IM == MSInheritanceModel::Virtual) |
738 | NVOffset -= getASTContext().getOffsetOfBaseWithVBPtr(RD).getQuantity(); |
739 | } else { |
740 | |
741 | if (IM == MSInheritanceModel::Single) { |
742 | Out << Prefix << "0A@"; |
743 | return; |
744 | } |
745 | if (IM == MSInheritanceModel::Unspecified) |
746 | VBTableOffset = -1; |
747 | Out << Prefix << Code; |
748 | } |
749 | |
750 | if (inheritanceModelHasNVOffsetField(true, IM)) |
751 | mangleNumber(static_cast<uint32_t>(NVOffset)); |
752 | if (inheritanceModelHasVBPtrOffsetField(IM)) |
753 | mangleNumber(VBPtrOffset); |
754 | if (inheritanceModelHasVBTableOffsetField(IM)) |
755 | mangleNumber(VBTableOffset); |
756 | } |
757 | |
758 | void MicrosoftCXXNameMangler::mangleVirtualMemPtrThunk( |
759 | const CXXMethodDecl *MD, const MethodVFTableLocation &ML) { |
760 | |
761 | CharUnits PointerWidth = getASTContext().toCharUnitsFromBits( |
762 | getASTContext().getTargetInfo().getPointerWidth(0)); |
763 | uint64_t OffsetInVFTable = ML.Index * PointerWidth.getQuantity(); |
764 | |
765 | Out << "?_9"; |
766 | mangleName(MD->getParent()); |
767 | Out << "$B"; |
768 | mangleNumber(OffsetInVFTable); |
769 | Out << 'A'; |
770 | mangleCallingConvention(MD->getType()->castAs<FunctionProtoType>()); |
771 | } |
772 | |
773 | void MicrosoftCXXNameMangler::mangleName(const NamedDecl *ND) { |
774 | |
775 | |
776 | |
777 | mangleUnqualifiedName(ND); |
| 4 | | Calling 'MicrosoftCXXNameMangler::mangleUnqualifiedName' | |
|
778 | |
779 | mangleNestedName(ND); |
780 | |
781 | |
782 | Out << '@'; |
783 | } |
784 | |
785 | void MicrosoftCXXNameMangler::mangleNumber(int64_t Number) { |
786 | mangleNumber(llvm::APSInt(llvm::APInt(64, Number), false)); |
787 | } |
788 | |
789 | void MicrosoftCXXNameMangler::mangleNumber(llvm::APSInt Number) { |
790 | |
791 | |
792 | |
793 | |
794 | llvm::APInt Value = |
795 | Number.isSigned() ? Number.sextOrSelf(64) : Number.zextOrSelf(64); |
796 | |
797 | |
798 | |
799 | |
800 | |
801 | |
802 | |
803 | if (Value.isNegative()) { |
804 | Value = -Value; |
805 | Out << '?'; |
806 | } |
807 | mangleBits(Value); |
808 | } |
809 | |
810 | void MicrosoftCXXNameMangler::mangleFloat(llvm::APFloat Number) { |
811 | using llvm::APFloat; |
812 | |
813 | switch (APFloat::SemanticsToEnum(Number.getSemantics())) { |
814 | case APFloat::S_IEEEsingle: Out << 'A'; break; |
815 | case APFloat::S_IEEEdouble: Out << 'B'; break; |
816 | |
817 | |
818 | |
819 | case APFloat::S_IEEEhalf: Out << 'V'; break; |
820 | case APFloat::S_BFloat: Out << 'W'; break; |
821 | case APFloat::S_x87DoubleExtended: Out << 'X'; break; |
822 | case APFloat::S_IEEEquad: Out << 'Y'; break; |
823 | case APFloat::S_PPCDoubleDouble: Out << 'Z'; break; |
824 | } |
825 | |
826 | mangleBits(Number.bitcastToAPInt()); |
827 | } |
828 | |
829 | void MicrosoftCXXNameMangler::mangleBits(llvm::APInt Value) { |
830 | if (Value == 0) |
831 | Out << "A@"; |
832 | else if (Value.uge(1) && Value.ule(10)) |
833 | Out << (Value - 1); |
834 | else { |
835 | |
836 | |
837 | |
838 | llvm::SmallString<32> EncodedNumberBuffer; |
839 | for (; Value != 0; Value.lshrInPlace(4)) |
840 | EncodedNumberBuffer.push_back('A' + (Value & 0xf).getZExtValue()); |
841 | std::reverse(EncodedNumberBuffer.begin(), EncodedNumberBuffer.end()); |
842 | Out.write(EncodedNumberBuffer.data(), EncodedNumberBuffer.size()); |
843 | Out << '@'; |
844 | } |
845 | } |
846 | |
847 | static const TemplateDecl * |
848 | isTemplate(const NamedDecl *ND, const TemplateArgumentList *&TemplateArgs) { |
849 | |
850 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)) { |
851 | if (const TemplateDecl *TD = FD->getPrimaryTemplate()) { |
852 | TemplateArgs = FD->getTemplateSpecializationArgs(); |
853 | return TD; |
854 | } |
855 | } |
856 | |
857 | |
858 | if (const ClassTemplateSpecializationDecl *Spec = |
859 | dyn_cast<ClassTemplateSpecializationDecl>(ND)) { |
860 | TemplateArgs = &Spec->getTemplateArgs(); |
861 | return Spec->getSpecializedTemplate(); |
862 | } |
863 | |
864 | |
865 | if (const VarTemplateSpecializationDecl *Spec = |
866 | dyn_cast<VarTemplateSpecializationDecl>(ND)) { |
867 | TemplateArgs = &Spec->getTemplateArgs(); |
868 | return Spec->getSpecializedTemplate(); |
869 | } |
870 | |
871 | return nullptr; |
872 | } |
873 | |
874 | void MicrosoftCXXNameMangler::mangleUnqualifiedName(const NamedDecl *ND, |
875 | DeclarationName Name) { |
876 | |
877 | |
878 | |
879 | |
880 | |
881 | |
882 | const TemplateArgumentList *TemplateArgs = nullptr; |
883 | if (const TemplateDecl *TD = isTemplate(ND, TemplateArgs)) { |
| |
884 | |
885 | |
886 | |
887 | if (isa<FunctionTemplateDecl>(TD)) { |
888 | mangleTemplateInstantiationName(TD, *TemplateArgs); |
889 | Out << '@'; |
890 | return; |
891 | } |
892 | |
893 | |
894 | |
895 | |
896 | |
897 | |
898 | |
899 | |
900 | |
901 | |
902 | |
903 | |
904 | |
905 | |
906 | |
907 | |
908 | |
909 | |
910 | |
911 | ArgBackRefMap::iterator Found = TemplateArgBackReferences.find(ND); |
912 | if (Found == TemplateArgBackReferences.end()) { |
913 | |
914 | TemplateArgStringMap::iterator Found = TemplateArgStrings.find(ND); |
915 | if (Found == TemplateArgStrings.end()) { |
916 | |
917 | llvm::SmallString<64> TemplateMangling; |
918 | llvm::raw_svector_ostream Stream(TemplateMangling); |
919 | MicrosoftCXXNameMangler Extra(Context, Stream); |
920 | Extra.mangleTemplateInstantiationName(TD, *TemplateArgs); |
921 | |
922 | |
923 | mangleSourceName(TemplateMangling); |
924 | |
925 | |
926 | |
927 | BackRefVec::iterator StringFound = |
928 | llvm::find(NameBackReferences, TemplateMangling); |
929 | if (StringFound != NameBackReferences.end()) { |
930 | TemplateArgBackReferences[ND] = |
931 | StringFound - NameBackReferences.begin(); |
932 | } else { |
933 | TemplateArgStrings[ND] = |
934 | TemplateArgStringStorage.save(TemplateMangling.str()); |
935 | } |
936 | } else { |
937 | Out << Found->second << '@'; |
938 | } |
939 | } else { |
940 | Out << Found->second; |
941 | } |
942 | return; |
943 | } |
944 | |
945 | switch (Name.getNameKind()) { |
| 7 | | Control jumps to 'case Identifier:' at line 946 | |
|
946 | case DeclarationName::Identifier: { |
947 | if (const IdentifierInfo *II = Name.getAsIdentifierInfo()) { |
| |
| |
948 | mangleSourceName(II->getName()); |
949 | break; |
950 | } |
951 | |
952 | |
953 | assert(ND && "mangling empty name without declaration"); |
954 | |
955 | if (const NamespaceDecl *NS = dyn_cast<NamespaceDecl>(ND)) { |
| 10 | | Assuming 'ND' is not a 'NamespaceDecl' | |
|
| |
956 | if (NS->isAnonymousNamespace()) { |
957 | Out << "?A0x" << Context.getAnonymousNamespaceHash() << '@'; |
958 | break; |
959 | } |
960 | } |
961 | |
962 | if (const DecompositionDecl *DD = dyn_cast<DecompositionDecl>(ND)) { |
| 12 | | Assuming 'ND' is not a 'DecompositionDecl' | |
|
| |
963 | |
964 | |
965 | llvm::SmallString<64> Name("$S"); |
966 | |
967 | Name += llvm::utostr(Context.getAnonymousStructId(DD) + 1); |
968 | mangleSourceName(Name); |
969 | break; |
970 | } |
971 | |
972 | if (const VarDecl *VD = dyn_cast<VarDecl>(ND)) { |
| 14 | | Assuming 'ND' is not a 'VarDecl' | |
|
| |
973 | |
974 | const CXXRecordDecl *RD = VD->getType()->getAsCXXRecordDecl(); |
975 | assert(RD && "expected variable decl to have a record type"); |
976 | |
977 | |
978 | |
979 | llvm::SmallString<64> Name("$S"); |
980 | |
981 | Name += llvm::utostr(Context.getAnonymousStructId(RD) + 1); |
982 | mangleSourceName(Name.str()); |
983 | break; |
984 | } |
985 | |
986 | if (const MSGuidDecl *GD = dyn_cast<MSGuidDecl>(ND)) { |
| 16 | | Assuming 'ND' is not a 'MSGuidDecl' | |
|
| |
987 | |
988 | |
989 | SmallString<sizeof("_GUID_12345678_1234_1234_1234_1234567890ab")> GUID; |
990 | llvm::raw_svector_ostream GUIDOS(GUID); |
991 | Context.mangleMSGuidDecl(GD, GUIDOS); |
992 | mangleSourceName(GUID); |
993 | break; |
994 | } |
995 | |
996 | if (const auto *TPO = dyn_cast<TemplateParamObjectDecl>(ND)) { |
| 18 | | Assuming 'ND' is a 'TemplateParamObjectDecl' | |
|
| |
997 | Out << "?__N"; |
998 | mangleTemplateArgValue(TPO->getType().getUnqualifiedType(), |
| 20 | | Calling 'MicrosoftCXXNameMangler::mangleTemplateArgValue' | |
|
999 | TPO->getValue()); |
1000 | break; |
1001 | } |
1002 | |
1003 | |
1004 | const TagDecl *TD = cast<TagDecl>(ND); |
1005 | if (const TypedefNameDecl *D = TD->getTypedefNameForAnonDecl()) { |
1006 | assert(TD->getDeclContext() == D->getDeclContext() && |
1007 | "Typedef should not be in another decl context!"); |
1008 | assert(D->getDeclName().getAsIdentifierInfo() && |
1009 | "Typedef was not named!"); |
1010 | mangleSourceName(D->getDeclName().getAsIdentifierInfo()->getName()); |
1011 | break; |
1012 | } |
1013 | |
1014 | if (const CXXRecordDecl *Record = dyn_cast<CXXRecordDecl>(TD)) { |
1015 | if (Record->isLambda()) { |
1016 | llvm::SmallString<10> Name("<lambda_"); |
1017 | |
1018 | Decl *LambdaContextDecl = Record->getLambdaContextDecl(); |
1019 | unsigned LambdaManglingNumber = Record->getLambdaManglingNumber(); |
1020 | unsigned LambdaId; |
1021 | const ParmVarDecl *Parm = |
1022 | dyn_cast_or_null<ParmVarDecl>(LambdaContextDecl); |
1023 | const FunctionDecl *Func = |
1024 | Parm ? dyn_cast<FunctionDecl>(Parm->getDeclContext()) : nullptr; |
1025 | |
1026 | if (Func) { |
1027 | unsigned DefaultArgNo = |
1028 | Func->getNumParams() - Parm->getFunctionScopeIndex(); |
1029 | Name += llvm::utostr(DefaultArgNo); |
1030 | Name += "_"; |
1031 | } |
1032 | |
1033 | if (LambdaManglingNumber) |
1034 | LambdaId = LambdaManglingNumber; |
1035 | else |
1036 | LambdaId = Context.getLambdaId(Record); |
1037 | |
1038 | Name += llvm::utostr(LambdaId); |
1039 | Name += ">"; |
1040 | |
1041 | mangleSourceName(Name); |
1042 | |
1043 | |
1044 | |
1045 | if (LambdaManglingNumber && LambdaContextDecl) { |
1046 | if ((isa<VarDecl>(LambdaContextDecl) || |
1047 | isa<FieldDecl>(LambdaContextDecl)) && |
1048 | !isa<ParmVarDecl>(LambdaContextDecl)) { |
1049 | mangleUnqualifiedName(cast<NamedDecl>(LambdaContextDecl)); |
1050 | } |
1051 | } |
1052 | break; |
1053 | } |
1054 | } |
1055 | |
1056 | llvm::SmallString<64> Name; |
1057 | if (DeclaratorDecl *DD = |
1058 | Context.getASTContext().getDeclaratorForUnnamedTagDecl(TD)) { |
1059 | |
1060 | |
1061 | Name += "<unnamed-type-"; |
1062 | Name += DD->getName(); |
1063 | } else if (TypedefNameDecl *TND = |
1064 | Context.getASTContext().getTypedefNameForUnnamedTagDecl( |
1065 | TD)) { |
1066 | |
1067 | |
1068 | Name += "<unnamed-type-"; |
1069 | Name += TND->getName(); |
1070 | } else if (isa<EnumDecl>(TD) && |
1071 | cast<EnumDecl>(TD)->enumerator_begin() != |
1072 | cast<EnumDecl>(TD)->enumerator_end()) { |
1073 | |
1074 | auto *ED = cast<EnumDecl>(TD); |
1075 | Name += "<unnamed-enum-"; |
1076 | Name += ED->enumerator_begin()->getName(); |
1077 | } else { |
1078 | |
1079 | Name += "<unnamed-type-$S"; |
1080 | Name += llvm::utostr(Context.getAnonymousStructId(TD) + 1); |
1081 | } |
1082 | Name += ">"; |
1083 | mangleSourceName(Name.str()); |
1084 | break; |
1085 | } |
1086 | |
1087 | case DeclarationName::ObjCZeroArgSelector: |
1088 | case DeclarationName::ObjCOneArgSelector: |
1089 | case DeclarationName::ObjCMultiArgSelector: { |
1090 | |
1091 | |
1092 | |
1093 | llvm::SmallString<64> Name; |
1094 | mangleSourceName(Name.str()); |
1095 | break; |
1096 | } |
1097 | |
1098 | case DeclarationName::CXXConstructorName: |
1099 | if (isStructorDecl(ND)) { |
1100 | if (StructorType == Ctor_CopyingClosure) { |
1101 | Out << "?_O"; |
1102 | return; |
1103 | } |
1104 | if (StructorType == Ctor_DefaultClosure) { |
1105 | Out << "?_F"; |
1106 | return; |
1107 | } |
1108 | } |
1109 | Out << "?0"; |
1110 | return; |
1111 | |
1112 | case DeclarationName::CXXDestructorName: |
1113 | if (isStructorDecl(ND)) |
1114 | |
1115 | |
1116 | mangleCXXDtorType(static_cast<CXXDtorType>(StructorType)); |
1117 | else |
1118 | |
1119 | |
1120 | mangleCXXDtorType(Dtor_Base); |
1121 | break; |
1122 | |
1123 | case DeclarationName::CXXConversionFunctionName: |
1124 | |
1125 | |
1126 | Out << "?B"; |
1127 | break; |
1128 | |
1129 | case DeclarationName::CXXOperatorName: |
1130 | mangleOperatorName(Name.getCXXOverloadedOperator(), ND->getLocation()); |
1131 | break; |
1132 | |
1133 | case DeclarationName::CXXLiteralOperatorName: { |
1134 | Out << "?__K"; |
1135 | mangleSourceName(Name.getCXXLiteralIdentifier()->getName()); |
1136 | break; |
1137 | } |
1138 | |
1139 | case DeclarationName::CXXDeductionGuideName: |
1140 | llvm_unreachable("Can't mangle a deduction guide name!"); |
1141 | |
1142 | case DeclarationName::CXXUsingDirective: |
1143 | llvm_unreachable("Can't mangle a using directive name!"); |
1144 | } |
1145 | } |
1146 | |
1147 | |
1148 | |
1149 | void MicrosoftCXXNameMangler::mangleNestedName(const NamedDecl *ND) { |
1150 | const DeclContext *DC = getEffectiveDeclContext(ND); |
1151 | while (!DC->isTranslationUnit()) { |
1152 | if (isa<TagDecl>(ND) || isa<VarDecl>(ND)) { |
1153 | unsigned Disc; |
1154 | if (Context.getNextDiscriminator(ND, Disc)) { |
1155 | Out << '?'; |
1156 | mangleNumber(Disc); |
1157 | Out << '?'; |
1158 | } |
1159 | } |
1160 | |
1161 | if (const BlockDecl *BD = dyn_cast<BlockDecl>(DC)) { |
1162 | auto Discriminate = |
1163 | [](StringRef Name, const unsigned Discriminator, |
1164 | const unsigned ParameterDiscriminator) -> std::string { |
1165 | std::string Buffer; |
1166 | llvm::raw_string_ostream Stream(Buffer); |
1167 | Stream << Name; |
1168 | if (Discriminator) |
1169 | Stream << '_' << Discriminator; |
1170 | if (ParameterDiscriminator) |
1171 | Stream << '_' << ParameterDiscriminator; |
1172 | return Stream.str(); |
1173 | }; |
1174 | |
1175 | unsigned Discriminator = BD->getBlockManglingNumber(); |
1176 | if (!Discriminator) |
1177 | Discriminator = Context.getBlockId(BD, false); |
1178 | |
1179 | |
1180 | |
1181 | |
1182 | unsigned ParameterDiscriminator = 0; |
1183 | if (const auto *MC = BD->getBlockManglingContextDecl()) |
1184 | if (const auto *P = dyn_cast<ParmVarDecl>(MC)) |
1185 | if (const auto *F = dyn_cast<FunctionDecl>(P->getDeclContext())) |
1186 | ParameterDiscriminator = |
1187 | F->getNumParams() - P->getFunctionScopeIndex(); |
1188 | |
1189 | DC = getEffectiveDeclContext(BD); |
1190 | |
1191 | Out << '?'; |
1192 | mangleSourceName(Discriminate("_block_invoke", Discriminator, |
1193 | ParameterDiscriminator)); |
1194 | |
1195 | |
1196 | |
1197 | |
1198 | if (const auto *MC = BD->getBlockManglingContextDecl()) |
1199 | if (!isa<ParmVarDecl>(MC)) |
1200 | if (const auto *ND = dyn_cast<NamedDecl>(MC)) |
1201 | mangleUnqualifiedName(ND); |
1202 | |
1203 | |
1204 | |
1205 | if (const auto *RD = dyn_cast<RecordDecl>(DC)) |
1206 | mangleName(RD); |
1207 | else |
1208 | Out << '@'; |
1209 | |
1210 | Out << "YAX"; |
1211 | |
1212 | Out << 'P'; |
1213 | |
1214 | if (PointersAre64Bit) |
1215 | Out << 'E'; |
1216 | Out << 'A'; |
1217 | mangleArtificialTagType(TTK_Struct, |
1218 | Discriminate("__block_literal", Discriminator, |
1219 | ParameterDiscriminator)); |
1220 | Out << "@Z"; |
1221 | |
1222 | |
1223 | |
1224 | if (isa<RecordDecl>(DC)) |
1225 | break; |
1226 | continue; |
1227 | } else if (const ObjCMethodDecl *Method = dyn_cast<ObjCMethodDecl>(DC)) { |
1228 | mangleObjCMethodName(Method); |
1229 | } else if (isa<NamedDecl>(DC)) { |
1230 | ND = cast<NamedDecl>(DC); |
1231 | if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)) { |
1232 | mangle(FD, "?"); |
1233 | break; |
1234 | } else { |
1235 | mangleUnqualifiedName(ND); |
1236 | |
1237 | |
1238 | if (const auto *LDADC = getLambdaDefaultArgumentDeclContext(ND)) { |
1239 | DC = LDADC; |
1240 | continue; |
1241 | } |
1242 | } |
1243 | } |
1244 | DC = DC->getParent(); |
1245 | } |
1246 | } |
1247 | |
1248 | void MicrosoftCXXNameMangler::mangleCXXDtorType(CXXDtorType T) { |
1249 | |
1250 | |
1251 | |
1252 | switch (T) { |
1253 | |
1254 | case Dtor_Base: Out << "?1"; return; |
1255 | |
1256 | case Dtor_Complete: Out << "?_D"; return; |
1257 | |
1258 | case Dtor_Deleting: Out << "?_G"; return; |
1259 | |
1260 | |
1261 | |
1262 | case Dtor_Comdat: |
1263 | llvm_unreachable("not expecting a COMDAT"); |
1264 | } |
1265 | llvm_unreachable("Unsupported dtor type?"); |
1266 | } |
1267 | |
1268 | void MicrosoftCXXNameMangler::mangleOperatorName(OverloadedOperatorKind OO, |
1269 | SourceLocation Loc) { |
1270 | switch (OO) { |
1271 | |
1272 | |
1273 | |
1274 | case OO_New: Out << "?2"; break; |
1275 | |
1276 | case OO_Delete: Out << "?3"; break; |
1277 | |
1278 | case OO_Equal: Out << "?4"; break; |
1279 | |
1280 | case OO_GreaterGreater: Out << "?5"; break; |
1281 | |
1282 | case OO_LessLess: Out << "?6"; break; |
1283 | |
1284 | case OO_Exclaim: Out << "?7"; break; |
1285 | |
1286 | case OO_EqualEqual: Out << "?8"; break; |
1287 | |
1288 | case OO_ExclaimEqual: Out << "?9"; break; |
1289 | |
1290 | case OO_Subscript: Out << "?A"; break; |
1291 | |
1292 | |
1293 | case OO_Arrow: Out << "?C"; break; |
1294 | |
1295 | case OO_Star: Out << "?D"; break; |
1296 | |
1297 | case OO_PlusPlus: Out << "?E"; break; |
1298 | |
1299 | case OO_MinusMinus: Out << "?F"; break; |
1300 | |
1301 | case OO_Minus: Out << "?G"; break; |
1302 | |
1303 | case OO_Plus: Out << "?H"; break; |
1304 | |
1305 | case OO_Amp: Out << "?I"; break; |
1306 | |
1307 | case OO_ArrowStar: Out << "?J"; break; |
1308 | |
1309 | case OO_Slash: Out << "?K"; break; |
1310 | |
1311 | case OO_Percent: Out << "?L"; break; |
1312 | |
1313 | case OO_Less: Out << "?M"; break; |
1314 | |
1315 | case OO_LessEqual: Out << "?N"; break; |
1316 | |
1317 | case OO_Greater: Out << "?O"; break; |
1318 | |
1319 | case OO_GreaterEqual: Out << "?P"; break; |
1320 | |
1321 | case OO_Comma: Out << "?Q"; break; |
1322 | |
1323 | case OO_Call: Out << "?R"; break; |
1324 | |
1325 | case OO_Tilde: Out << "?S"; break; |
1326 | |
1327 | case OO_Caret: Out << "?T"; break; |
1328 | |
1329 | case OO_Pipe: Out << "?U"; break; |
1330 | |
1331 | case OO_AmpAmp: Out << "?V"; break; |
1332 | |
1333 | case OO_PipePipe: Out << "?W"; break; |
1334 | |
1335 | case OO_StarEqual: Out << "?X"; break; |
1336 | |
1337 | case OO_PlusEqual: Out << "?Y"; break; |
1338 | |
1339 | case OO_MinusEqual: Out << "?Z"; break; |
1340 | |
1341 | case OO_SlashEqual: Out << "?_0"; break; |
1342 | |
1343 | case OO_PercentEqual: Out << "?_1"; break; |
1344 | |
1345 | case OO_GreaterGreaterEqual: Out << "?_2"; break; |
1346 | |
1347 | case OO_LessLessEqual: Out << "?_3"; break; |
1348 | |
1349 | case OO_AmpEqual: Out << "?_4"; break; |
1350 | |
1351 | case OO_PipeEqual: Out << "?_5"; break; |
1352 | |
1353 | case OO_CaretEqual: Out << "?_6"; break; |
1354 | |
1355 | |
1356 | |
1357 | |
1358 | |
1359 | |
1360 | |
1361 | |
1362 | |
1363 | |
1364 | |
1365 | |
1366 | |
1367 | |
1368 | |
1369 | |
1370 | |
1371 | |
1372 | |
1373 | |
1374 | |
1375 | |
1376 | |
1377 | |
1378 | |
1379 | |
1380 | |
1381 | |
1382 | case OO_Array_New: Out << "?_U"; break; |
1383 | |
1384 | case OO_Array_Delete: Out << "?_V"; break; |
1385 | |
1386 | case OO_Coawait: Out << "?__L"; break; |
1387 | |
1388 | case OO_Spaceship: Out << "?__M"; break; |
1389 | |
1390 | case OO_Conditional: { |
1391 | DiagnosticsEngine &Diags = Context.getDiags(); |
1392 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
1393 | "cannot mangle this conditional operator yet"); |
1394 | Diags.Report(Loc, DiagID); |
1395 | break; |
1396 | } |
1397 | |
1398 | case OO_None: |
1399 | case NUM_OVERLOADED_OPERATORS: |
1400 | llvm_unreachable("Not an overloaded operator"); |
1401 | } |
1402 | } |
1403 | |
1404 | void MicrosoftCXXNameMangler::mangleSourceName(StringRef Name) { |
1405 | |
1406 | BackRefVec::iterator Found = llvm::find(NameBackReferences, Name); |
1407 | if (Found == NameBackReferences.end()) { |
1408 | if (NameBackReferences.size() < 10) |
1409 | NameBackReferences.push_back(std::string(Name)); |
1410 | Out << Name << '@'; |
1411 | } else { |
1412 | Out << (Found - NameBackReferences.begin()); |
1413 | } |
1414 | } |
1415 | |
1416 | void MicrosoftCXXNameMangler::mangleObjCMethodName(const ObjCMethodDecl *MD) { |
1417 | Context.mangleObjCMethodNameAsSourceName(MD, Out); |
1418 | } |
1419 | |
1420 | void MicrosoftCXXNameMangler::mangleTemplateInstantiationName( |
1421 | const TemplateDecl *TD, const TemplateArgumentList &TemplateArgs) { |
1422 | |
1423 | |
1424 | |
1425 | |
1426 | |
1427 | ArgBackRefMap OuterFunArgsContext; |
1428 | ArgBackRefMap OuterTemplateArgsContext; |
1429 | BackRefVec OuterTemplateContext; |
1430 | PassObjectSizeArgsSet OuterPassObjectSizeArgs; |
1431 | NameBackReferences.swap(OuterTemplateContext); |
1432 | FunArgBackReferences.swap(OuterFunArgsContext); |
1433 | TemplateArgBackReferences.swap(OuterTemplateArgsContext); |
1434 | PassObjectSizeArgs.swap(OuterPassObjectSizeArgs); |
1435 | |
1436 | mangleUnscopedTemplateName(TD); |
1437 | mangleTemplateArgs(TD, TemplateArgs); |
1438 | |
1439 | |
1440 | NameBackReferences.swap(OuterTemplateContext); |
1441 | FunArgBackReferences.swap(OuterFunArgsContext); |
1442 | TemplateArgBackReferences.swap(OuterTemplateArgsContext); |
1443 | PassObjectSizeArgs.swap(OuterPassObjectSizeArgs); |
1444 | } |
1445 | |
1446 | void |
1447 | MicrosoftCXXNameMangler::mangleUnscopedTemplateName(const TemplateDecl *TD) { |
1448 | |
1449 | Out << "?$"; |
1450 | mangleUnqualifiedName(TD); |
1451 | } |
1452 | |
1453 | void MicrosoftCXXNameMangler::mangleIntegerLiteral( |
1454 | const llvm::APSInt &Value, const NonTypeTemplateParmDecl *PD, |
1455 | QualType TemplateArgType) { |
1456 | |
1457 | Out << "$"; |
1458 | |
1459 | |
1460 | |
1461 | if (getASTContext().getLangOpts().isCompatibleWithMSVC( |
1462 | LangOptions::MSVC2019) && |
1463 | PD && PD->getType()->getTypeClass() == Type::Auto && |
1464 | !TemplateArgType.isNull()) { |
1465 | Out << "M"; |
1466 | mangleType(TemplateArgType, SourceRange(), QMM_Drop); |
1467 | } |
1468 | |
1469 | Out << "0"; |
1470 | |
1471 | mangleNumber(Value); |
1472 | } |
1473 | |
1474 | void MicrosoftCXXNameMangler::mangleExpression( |
1475 | const Expr *E, const NonTypeTemplateParmDecl *PD) { |
1476 | |
1477 | if (Optional<llvm::APSInt> Value = |
1478 | E->getIntegerConstantExpr(Context.getASTContext())) { |
1479 | mangleIntegerLiteral(*Value, PD, E->getType()); |
1480 | return; |
1481 | } |
1482 | |
1483 | |
1484 | DiagnosticsEngine &Diags = Context.getDiags(); |
1485 | unsigned DiagID = Diags.getCustomDiagID( |
1486 | DiagnosticsEngine::Error, "cannot yet mangle expression type %0"); |
1487 | Diags.Report(E->getExprLoc(), DiagID) << E->getStmtClassName() |
1488 | << E->getSourceRange(); |
1489 | } |
1490 | |
1491 | void MicrosoftCXXNameMangler::mangleTemplateArgs( |
1492 | const TemplateDecl *TD, const TemplateArgumentList &TemplateArgs) { |
1493 | |
1494 | const TemplateParameterList *TPL = TD->getTemplateParameters(); |
1495 | assert(TPL->size() == TemplateArgs.size() && |
1496 | "size mismatch between args and parms!"); |
1497 | |
1498 | for (size_t i = 0; i < TemplateArgs.size(); ++i) { |
1499 | const TemplateArgument &TA = TemplateArgs[i]; |
1500 | |
1501 | |
1502 | if (i > 0 && TA.getKind() == TemplateArgument::Pack && |
1503 | TemplateArgs[i - 1].getKind() == TemplateArgument::Pack) |
1504 | Out << "$$Z"; |
1505 | |
1506 | mangleTemplateArg(TD, TA, TPL->getParam(i)); |
1507 | } |
1508 | } |
1509 | |
1510 | void MicrosoftCXXNameMangler::mangleTemplateArg(const TemplateDecl *TD, |
1511 | const TemplateArgument &TA, |
1512 | const NamedDecl *Parm) { |
1513 | |
1514 | |
1515 | |
1516 | |
1517 | |
1518 | |
1519 | |
1520 | |
1521 | |
1522 | |
1523 | |
1524 | |
1525 | |
1526 | |
1527 | |
1528 | |
1529 | |
1530 | |
1531 | |
1532 | |
1533 | |
1534 | |
1535 | |
1536 | |
1537 | |
1538 | |
1539 | |
1540 | |
1541 | |
1542 | |
1543 | |
1544 | |
1545 | |
1546 | switch (TA.getKind()) { |
1547 | case TemplateArgument::Null: |
1548 | llvm_unreachable("Can't mangle null template arguments!"); |
1549 | case TemplateArgument::TemplateExpansion: |
1550 | llvm_unreachable("Can't mangle template expansion arguments!"); |
1551 | case TemplateArgument::Type: { |
1552 | QualType T = TA.getAsType(); |
1553 | mangleType(T, SourceRange(), QMM_Escape); |
1554 | break; |
1555 | } |
1556 | case TemplateArgument::Declaration: { |
1557 | const NamedDecl *ND = TA.getAsDecl(); |
1558 | if (isa<FieldDecl>(ND) || isa<IndirectFieldDecl>(ND)) { |
1559 | mangleMemberDataPointer(cast<CXXRecordDecl>(ND->getDeclContext()) |
1560 | ->getMostRecentNonInjectedDecl(), |
1561 | cast<ValueDecl>(ND)); |
1562 | } else if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(ND)) { |
1563 | const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(FD); |
1564 | if (MD && MD->isInstance()) { |
1565 | mangleMemberFunctionPointer( |
1566 | MD->getParent()->getMostRecentNonInjectedDecl(), MD); |
1567 | } else { |
1568 | Out << "$1?"; |
1569 | mangleName(FD); |
1570 | mangleFunctionEncoding(FD, true); |
1571 | } |
1572 | } else if (TA.getParamTypeForDecl()->isRecordType()) { |
1573 | Out << "$"; |
1574 | auto *TPO = cast<TemplateParamObjectDecl>(ND); |
1575 | mangleTemplateArgValue(TPO->getType().getUnqualifiedType(), |
1576 | TPO->getValue()); |
1577 | } else { |
1578 | mangle(ND, TA.getParamTypeForDecl()->isReferenceType() ? "$E?" : "$1?"); |
1579 | } |
1580 | break; |
1581 | } |
1582 | case TemplateArgument::Integral: { |
1583 | QualType T = TA.getIntegralType(); |
1584 | mangleIntegerLiteral(TA.getAsIntegral(), |
1585 | cast<NonTypeTemplateParmDecl>(Parm), T); |
1586 | break; |
1587 | } |
1588 | case TemplateArgument::NullPtr: { |
1589 | QualType T = TA.getNullPtrType(); |
1590 | if (const MemberPointerType *MPT = T->getAs<MemberPointerType>()) { |
1591 | const CXXRecordDecl *RD = MPT->getMostRecentCXXRecordDecl(); |
1592 | if (MPT->isMemberFunctionPointerType() && |
1593 | !isa<FunctionTemplateDecl>(TD)) { |
1594 | mangleMemberFunctionPointer(RD, nullptr); |
1595 | return; |
1596 | } |
1597 | if (MPT->isMemberDataPointer()) { |
1598 | if (!isa<FunctionTemplateDecl>(TD)) { |
1599 | mangleMemberDataPointer(RD, nullptr); |
1600 | return; |
1601 | } |
1602 | |
1603 | |
1604 | |
1605 | |
1606 | |
1607 | |
1608 | if (!RD->nullFieldOffsetIsZero()) { |
1609 | mangleIntegerLiteral(llvm::APSInt::get(-1), |
1610 | cast<NonTypeTemplateParmDecl>(Parm), T); |
1611 | return; |
1612 | } |
1613 | } |
1614 | } |
1615 | mangleIntegerLiteral(llvm::APSInt::getUnsigned(0), |
1616 | cast<NonTypeTemplateParmDecl>(Parm), T); |
1617 | break; |
1618 | } |
1619 | case TemplateArgument::Expression: |
1620 | mangleExpression(TA.getAsExpr(), cast<NonTypeTemplateParmDecl>(Parm)); |
1621 | break; |
1622 | case TemplateArgument::Pack: { |
1623 | ArrayRef<TemplateArgument> TemplateArgs = TA.getPackAsArray(); |
1624 | if (TemplateArgs.empty()) { |
1625 | if (isa<TemplateTypeParmDecl>(Parm) || |
1626 | isa<TemplateTemplateParmDecl>(Parm)) |
1627 | |
1628 | |
1629 | Out << (Context.getASTContext().getLangOpts().isCompatibleWithMSVC( |
1630 | LangOptions::MSVC2015) |
1631 | ? "$$V" |
1632 | : "$$$V"); |
1633 | else if (isa<NonTypeTemplateParmDecl>(Parm)) |
1634 | Out << "$S"; |
1635 | else |
1636 | llvm_unreachable("unexpected template parameter decl!"); |
1637 | } else { |
1638 | for (const TemplateArgument &PA : TemplateArgs) |
1639 | mangleTemplateArg(TD, PA, Parm); |
1640 | } |
1641 | break; |
1642 | } |
1643 | case TemplateArgument::Template: { |
1644 | const NamedDecl *ND = |
1645 | TA.getAsTemplate().getAsTemplateDecl()->getTemplatedDecl(); |
1646 | if (const auto *TD = dyn_cast<TagDecl>(ND)) { |
1647 | mangleType(TD); |
1648 | } else if (isa<TypeAliasDecl>(ND)) { |
1649 | Out << "$$Y"; |
1650 | mangleName(ND); |
1651 | } else { |
1652 | llvm_unreachable("unexpected template template NamedDecl!"); |
1653 | } |
1654 | break; |
1655 | } |
1656 | } |
1657 | } |
1658 | |
1659 | void MicrosoftCXXNameMangler::mangleTemplateArgValue(QualType T, |
1660 | const APValue &V, |
1661 | bool WithScalarType) { |
1662 | switch (V.getKind()) { |
| 21 | | Control jumps to 'case Vector:' at line 1836 | |
|
1663 | case APValue::None: |
1664 | case APValue::Indeterminate: |
1665 | |
1666 | |
1667 | if (WithScalarType) |
1668 | mangleType(T, SourceRange(), QMM_Escape); |
1669 | Out << '@'; |
1670 | return; |
1671 | |
1672 | case APValue::Int: |
1673 | if (WithScalarType) |
1674 | mangleType(T, SourceRange(), QMM_Escape); |
1675 | Out << '0'; |
1676 | mangleNumber(V.getInt()); |
1677 | return; |
1678 | |
1679 | case APValue::Float: |
1680 | if (WithScalarType) |
1681 | mangleType(T, SourceRange(), QMM_Escape); |
1682 | mangleFloat(V.getFloat()); |
1683 | return; |
1684 | |
1685 | case APValue::LValue: { |
1686 | if (WithScalarType) |
1687 | mangleType(T, SourceRange(), QMM_Escape); |
1688 | |
1689 | |
1690 | if (V.isLValueOnePastTheEnd()) |
1691 | break; |
1692 | |
1693 | APValue::LValueBase Base = V.getLValueBase(); |
1694 | if (!V.hasLValuePath() || V.getLValuePath().empty()) { |
1695 | |
1696 | if (Base.isNull()) { |
1697 | |
1698 | |
1699 | |
1700 | |
1701 | Out << "0"; |
1702 | mangleNumber(V.getLValueOffset().getQuantity()); |
1703 | } else if (!V.hasLValuePath()) { |
1704 | |
1705 | break; |
1706 | } else if (auto *VD = Base.dyn_cast<const ValueDecl*>()) { |
1707 | Out << (T->isReferenceType() ? "E" : "1"); |
1708 | mangle(VD); |
1709 | } else { |
1710 | break; |
1711 | } |
1712 | } else { |
1713 | unsigned NumAts = 0; |
1714 | if (T->isPointerType()) { |
1715 | Out << "5"; |
1716 | ++NumAts; |
1717 | } |
1718 | |
1719 | QualType T = Base.getType(); |
1720 | for (APValue::LValuePathEntry E : V.getLValuePath()) { |
1721 | |
1722 | if (T->isArrayType()) |
1723 | goto mangling_unknown; |
1724 | |
1725 | const Decl *D = E.getAsBaseOrMember().getPointer(); |
1726 | auto *FD = dyn_cast<FieldDecl>(D); |
1727 | |
1728 | if (!FD) |
1729 | goto mangling_unknown; |
1730 | |
1731 | Out << "6"; |
1732 | ++NumAts; |
1733 | T = FD->getType(); |
1734 | } |
1735 | |
1736 | auto *VD = Base.dyn_cast<const ValueDecl*>(); |
1737 | if (!VD) |
1738 | break; |
1739 | Out << "E"; |
1740 | mangle(VD); |
1741 | |
1742 | for (APValue::LValuePathEntry E : V.getLValuePath()) { |
1743 | const Decl *D = E.getAsBaseOrMember().getPointer(); |
1744 | mangleUnqualifiedName(cast<FieldDecl>(D)); |
1745 | } |
1746 | for (unsigned I = 0; I != NumAts; ++I) |
1747 | Out << '@'; |
1748 | } |
1749 | |
1750 | return; |
1751 | } |
1752 | |
1753 | case APValue::MemberPointer: { |
1754 | if (WithScalarType) |
1755 | mangleType(T, SourceRange(), QMM_Escape); |
1756 | |
1757 | |
1758 | |
1759 | |
1760 | |
1761 | if (!V.getMemberPointerPath().empty()) |
1762 | break; |
1763 | |
1764 | const CXXRecordDecl *RD = |
1765 | T->castAs<MemberPointerType>()->getMostRecentCXXRecordDecl(); |
1766 | const ValueDecl *D = V.getMemberPointerDecl(); |
1767 | if (T->isMemberDataPointerType()) |
1768 | mangleMemberDataPointer(RD, D, ""); |
1769 | else |
1770 | mangleMemberFunctionPointer(RD, cast_or_null<CXXMethodDecl>(D), ""); |
1771 | return; |
1772 | } |
1773 | |
1774 | case APValue::Struct: { |
1775 | Out << '2'; |
1776 | mangleType(T, SourceRange(), QMM_Escape); |
1777 | const CXXRecordDecl *RD = T->getAsCXXRecordDecl(); |
1778 | assert(RD && "unexpected type for record value"); |
1779 | |
1780 | unsigned BaseIndex = 0; |
1781 | for (const CXXBaseSpecifier &B : RD->bases()) |
1782 | mangleTemplateArgValue(B.getType(), V.getStructBase(BaseIndex++)); |
1783 | for (const FieldDecl *FD : RD->fields()) |
1784 | if (!FD->isUnnamedBitfield()) |
1785 | mangleTemplateArgValue(FD->getType(), |
1786 | V.getStructField(FD->getFieldIndex()), |
1787 | true); |
1788 | Out << '@'; |
1789 | return; |
1790 | } |
1791 | |
1792 | case APValue::Union: |
1793 | Out << '7'; |
1794 | mangleType(T, SourceRange(), QMM_Escape); |
1795 | if (const FieldDecl *FD = V.getUnionField()) { |
1796 | mangleUnqualifiedName(FD); |
1797 | mangleTemplateArgValue(FD->getType(), V.getUnionValue()); |
1798 | } |
1799 | Out << '@'; |
1800 | return; |
1801 | |
1802 | case APValue::ComplexInt: |
1803 | |
1804 | Out << '2'; |
1805 | mangleType(T, SourceRange(), QMM_Escape); |
1806 | Out << '0'; |
1807 | mangleNumber(V.getComplexIntReal()); |
1808 | Out << '0'; |
1809 | mangleNumber(V.getComplexIntImag()); |
1810 | Out << '@'; |
1811 | return; |
1812 | |
1813 | case APValue::ComplexFloat: |
1814 | Out << '2'; |
1815 | mangleType(T, SourceRange(), QMM_Escape); |
1816 | mangleFloat(V.getComplexFloatReal()); |
1817 | mangleFloat(V.getComplexFloatImag()); |
1818 | Out << '@'; |
1819 | return; |
1820 | |
1821 | case APValue::Array: { |
1822 | Out << '3'; |
1823 | QualType ElemT = getASTContext().getAsArrayType(T)->getElementType(); |
1824 | mangleType(ElemT, SourceRange(), QMM_Escape); |
1825 | for (unsigned I = 0, N = V.getArraySize(); I != N; ++I) { |
1826 | const APValue &ElemV = I < V.getArrayInitializedElts() |
1827 | ? V.getArrayInitializedElt(I) |
1828 | : V.getArrayFiller(); |
1829 | mangleTemplateArgValue(ElemT, ElemV); |
1830 | Out << '@'; |
1831 | } |
1832 | Out << '@'; |
1833 | return; |
1834 | } |
1835 | |
1836 | case APValue::Vector: { |
1837 | |
1838 | |
1839 | Out << '2'; |
1840 | mangleType(T, SourceRange(), QMM_Escape); |
| 22 | | Calling 'MicrosoftCXXNameMangler::mangleType' | |
|
1841 | Out << '3'; |
1842 | QualType ElemT = T->castAs<VectorType>()->getElementType(); |
1843 | mangleType(ElemT, SourceRange(), QMM_Escape); |
1844 | for (unsigned I = 0, N = V.getVectorLength(); I != N; ++I) { |
1845 | const APValue &ElemV = V.getVectorElt(I); |
1846 | mangleTemplateArgValue(ElemT, ElemV); |
1847 | Out << '@'; |
1848 | } |
1849 | Out << "@@"; |
1850 | return; |
1851 | } |
1852 | |
1853 | case APValue::AddrLabelDiff: |
1854 | case APValue::FixedPoint: |
1855 | break; |
1856 | } |
1857 | |
1858 | mangling_unknown: |
1859 | DiagnosticsEngine &Diags = Context.getDiags(); |
1860 | unsigned DiagID = Diags.getCustomDiagID( |
1861 | DiagnosticsEngine::Error, "cannot mangle this template argument yet"); |
1862 | Diags.Report(DiagID); |
1863 | } |
1864 | |
1865 | void MicrosoftCXXNameMangler::mangleObjCProtocol(const ObjCProtocolDecl *PD) { |
1866 | llvm::SmallString<64> TemplateMangling; |
1867 | llvm::raw_svector_ostream Stream(TemplateMangling); |
1868 | MicrosoftCXXNameMangler Extra(Context, Stream); |
1869 | |
1870 | Stream << "?$"; |
1871 | Extra.mangleSourceName("Protocol"); |
1872 | Extra.mangleArtificialTagType(TTK_Struct, PD->getName()); |
1873 | |
1874 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__ObjC"}); |
1875 | } |
1876 | |
1877 | void MicrosoftCXXNameMangler::mangleObjCLifetime(const QualType Type, |
1878 | Qualifiers Quals, |
1879 | SourceRange Range) { |
1880 | llvm::SmallString<64> TemplateMangling; |
1881 | llvm::raw_svector_ostream Stream(TemplateMangling); |
1882 | MicrosoftCXXNameMangler Extra(Context, Stream); |
1883 | |
1884 | Stream << "?$"; |
1885 | switch (Quals.getObjCLifetime()) { |
1886 | case Qualifiers::OCL_None: |
1887 | case Qualifiers::OCL_ExplicitNone: |
1888 | break; |
1889 | case Qualifiers::OCL_Autoreleasing: |
1890 | Extra.mangleSourceName("Autoreleasing"); |
1891 | break; |
1892 | case Qualifiers::OCL_Strong: |
1893 | Extra.mangleSourceName("Strong"); |
1894 | break; |
1895 | case Qualifiers::OCL_Weak: |
1896 | Extra.mangleSourceName("Weak"); |
1897 | break; |
1898 | } |
1899 | Extra.manglePointerCVQualifiers(Quals); |
1900 | Extra.manglePointerExtQualifiers(Quals, Type); |
1901 | Extra.mangleType(Type, Range); |
1902 | |
1903 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__ObjC"}); |
1904 | } |
1905 | |
1906 | void MicrosoftCXXNameMangler::mangleObjCKindOfType(const ObjCObjectType *T, |
1907 | Qualifiers Quals, |
1908 | SourceRange Range) { |
1909 | llvm::SmallString<64> TemplateMangling; |
1910 | llvm::raw_svector_ostream Stream(TemplateMangling); |
1911 | MicrosoftCXXNameMangler Extra(Context, Stream); |
1912 | |
1913 | Stream << "?$"; |
1914 | Extra.mangleSourceName("KindOf"); |
1915 | Extra.mangleType(QualType(T, 0) |
1916 | .stripObjCKindOfType(getASTContext()) |
1917 | ->getAs<ObjCObjectType>(), |
1918 | Quals, Range); |
1919 | |
1920 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__ObjC"}); |
1921 | } |
1922 | |
1923 | void MicrosoftCXXNameMangler::mangleQualifiers(Qualifiers Quals, |
1924 | bool IsMember) { |
1925 | |
1926 | |
1927 | |
1928 | |
1929 | |
1930 | |
1931 | |
1932 | |
1933 | |
1934 | |
1935 | |
1936 | |
1937 | |
1938 | |
1939 | |
1940 | |
1941 | |
1942 | |
1943 | |
1944 | |
1945 | |
1946 | |
1947 | |
1948 | |
1949 | |
1950 | |
1951 | |
1952 | |
1953 | |
1954 | |
1955 | |
1956 | |
1957 | |
1958 | |
1959 | |
1960 | |
1961 | |
1962 | |
1963 | |
1964 | |
1965 | |
1966 | |
1967 | |
1968 | |
1969 | |
1970 | |
1971 | |
1972 | |
1973 | |
1974 | |
1975 | |
1976 | |
1977 | bool HasConst = Quals.hasConst(), |
1978 | HasVolatile = Quals.hasVolatile(); |
1979 | |
1980 | if (!IsMember) { |
1981 | if (HasConst && HasVolatile) { |
1982 | Out << 'D'; |
1983 | } else if (HasVolatile) { |
1984 | Out << 'C'; |
1985 | } else if (HasConst) { |
1986 | Out << 'B'; |
1987 | } else { |
1988 | Out << 'A'; |
1989 | } |
1990 | } else { |
1991 | if (HasConst && HasVolatile) { |
1992 | Out << 'T'; |
1993 | } else if (HasVolatile) { |
1994 | Out << 'S'; |
1995 | } else if (HasConst) { |
1996 | Out << 'R'; |
1997 | } else { |
1998 | Out << 'Q'; |
1999 | } |
2000 | } |
2001 | |
2002 | |
2003 | } |
2004 | |
2005 | void |
2006 | MicrosoftCXXNameMangler::mangleRefQualifier(RefQualifierKind RefQualifier) { |
2007 | |
2008 | |
2009 | switch (RefQualifier) { |
2010 | case RQ_None: |
2011 | break; |
2012 | |
2013 | case RQ_LValue: |
2014 | Out << 'G'; |
2015 | break; |
2016 | |
2017 | case RQ_RValue: |
2018 | Out << 'H'; |
2019 | break; |
2020 | } |
2021 | } |
2022 | |
2023 | void MicrosoftCXXNameMangler::manglePointerExtQualifiers(Qualifiers Quals, |
2024 | QualType PointeeType) { |
2025 | |
2026 | bool is64Bit = PointeeType.isNull() ? PointersAre64Bit : |
2027 | is64BitPointer(PointeeType.getQualifiers()); |
2028 | if (is64Bit && (PointeeType.isNull() || !PointeeType->isFunctionType())) |
2029 | Out << 'E'; |
2030 | |
2031 | if (Quals.hasRestrict()) |
2032 | Out << 'I'; |
2033 | |
2034 | if (Quals.hasUnaligned() || |
2035 | (!PointeeType.isNull() && PointeeType.getLocalQualifiers().hasUnaligned())) |
2036 | Out << 'F'; |
2037 | } |
2038 | |
2039 | void MicrosoftCXXNameMangler::manglePointerCVQualifiers(Qualifiers Quals) { |
2040 | |
2041 | |
2042 | |
2043 | |
2044 | bool HasConst = Quals.hasConst(), |
2045 | HasVolatile = Quals.hasVolatile(); |
2046 | |
2047 | if (HasConst && HasVolatile) { |
2048 | Out << 'S'; |
2049 | } else if (HasVolatile) { |
2050 | Out << 'R'; |
2051 | } else if (HasConst) { |
2052 | Out << 'Q'; |
2053 | } else { |
2054 | Out << 'P'; |
2055 | } |
2056 | } |
2057 | |
2058 | void MicrosoftCXXNameMangler::mangleFunctionArgumentType(QualType T, |
2059 | SourceRange Range) { |
2060 | |
2061 | |
2062 | |
2063 | |
2064 | |
2065 | |
2066 | |
2067 | void *TypePtr; |
2068 | if (const auto *DT = T->getAs<DecayedType>()) { |
2069 | QualType OriginalType = DT->getOriginalType(); |
2070 | |
2071 | |
2072 | if (const auto *AT = getASTContext().getAsArrayType(OriginalType)) |
2073 | OriginalType = getASTContext().getIncompleteArrayType( |
2074 | AT->getElementType(), AT->getSizeModifier(), |
2075 | AT->getIndexTypeCVRQualifiers()); |
2076 | |
2077 | TypePtr = OriginalType.getCanonicalType().getAsOpaquePtr(); |
2078 | |
2079 | |
2080 | |
2081 | |
2082 | |
2083 | if (OriginalType->isArrayType()) |
2084 | T = T.withConst(); |
2085 | } else { |
2086 | TypePtr = T.getCanonicalType().getAsOpaquePtr(); |
2087 | } |
2088 | |
2089 | ArgBackRefMap::iterator Found = FunArgBackReferences.find(TypePtr); |
2090 | |
2091 | if (Found == FunArgBackReferences.end()) { |
2092 | size_t OutSizeBefore = Out.tell(); |
2093 | |
2094 | mangleType(T, Range, QMM_Drop); |
2095 | |
2096 | |
2097 | |
2098 | |
2099 | bool LongerThanOneChar = (Out.tell() - OutSizeBefore > 1); |
2100 | if (LongerThanOneChar && FunArgBackReferences.size() < 10) { |
2101 | size_t Size = FunArgBackReferences.size(); |
2102 | FunArgBackReferences[TypePtr] = Size; |
2103 | } |
2104 | } else { |
2105 | Out << Found->second; |
2106 | } |
2107 | } |
2108 | |
2109 | void MicrosoftCXXNameMangler::manglePassObjectSizeArg( |
2110 | const PassObjectSizeAttr *POSA) { |
2111 | int Type = POSA->getType(); |
2112 | bool Dynamic = POSA->isDynamic(); |
2113 | |
2114 | auto Iter = PassObjectSizeArgs.insert({Type, Dynamic}).first; |
2115 | auto *TypePtr = (const void *)&*Iter; |
2116 | ArgBackRefMap::iterator Found = FunArgBackReferences.find(TypePtr); |
2117 | |
2118 | if (Found == FunArgBackReferences.end()) { |
2119 | std::string Name = |
2120 | Dynamic ? "__pass_dynamic_object_size" : "__pass_object_size"; |
2121 | mangleArtificialTagType(TTK_Enum, Name + llvm::utostr(Type), {"__clang"}); |
2122 | |
2123 | if (FunArgBackReferences.size() < 10) { |
2124 | size_t Size = FunArgBackReferences.size(); |
2125 | FunArgBackReferences[TypePtr] = Size; |
2126 | } |
2127 | } else { |
2128 | Out << Found->second; |
2129 | } |
2130 | } |
2131 | |
2132 | void MicrosoftCXXNameMangler::mangleAddressSpaceType(QualType T, |
2133 | Qualifiers Quals, |
2134 | SourceRange Range) { |
2135 | |
2136 | |
2137 | |
2138 | |
2139 | |
2140 | |
2141 | |
2142 | |
2143 | |
2144 | |
2145 | |
2146 | |
2147 | |
2148 | assert(Quals.hasAddressSpace() && "Not valid without address space"); |
2149 | llvm::SmallString<32> ASMangling; |
2150 | llvm::raw_svector_ostream Stream(ASMangling); |
2151 | MicrosoftCXXNameMangler Extra(Context, Stream); |
2152 | Stream << "?$"; |
2153 | |
2154 | LangAS AS = Quals.getAddressSpace(); |
2155 | if (Context.getASTContext().addressSpaceMapManglingFor(AS)) { |
2156 | unsigned TargetAS = Context.getASTContext().getTargetAddressSpace(AS); |
2157 | Extra.mangleSourceName("_AS"); |
2158 | Extra.mangleIntegerLiteral(llvm::APSInt::getUnsigned(TargetAS)); |
2159 | } else { |
2160 | switch (AS) { |
2161 | default: |
2162 | llvm_unreachable("Not a language specific address space"); |
2163 | case LangAS::opencl_global: |
2164 | Extra.mangleSourceName("_ASCLglobal"); |
2165 | break; |
2166 | case LangAS::opencl_global_device: |
2167 | Extra.mangleSourceName("_ASCLdevice"); |
2168 | break; |
2169 | case LangAS::opencl_global_host: |
2170 | Extra.mangleSourceName("_ASCLhost"); |
2171 | break; |
2172 | case LangAS::opencl_local: |
2173 | Extra.mangleSourceName("_ASCLlocal"); |
2174 | break; |
2175 | case LangAS::opencl_constant: |
2176 | Extra.mangleSourceName("_ASCLconstant"); |
2177 | break; |
2178 | case LangAS::opencl_private: |
2179 | Extra.mangleSourceName("_ASCLprivate"); |
2180 | break; |
2181 | case LangAS::opencl_generic: |
2182 | Extra.mangleSourceName("_ASCLgeneric"); |
2183 | break; |
2184 | case LangAS::cuda_device: |
2185 | Extra.mangleSourceName("_ASCUdevice"); |
2186 | break; |
2187 | case LangAS::cuda_constant: |
2188 | Extra.mangleSourceName("_ASCUconstant"); |
2189 | break; |
2190 | case LangAS::cuda_shared: |
2191 | Extra.mangleSourceName("_ASCUshared"); |
2192 | break; |
2193 | case LangAS::ptr32_sptr: |
2194 | case LangAS::ptr32_uptr: |
2195 | case LangAS::ptr64: |
2196 | llvm_unreachable("don't mangle ptr address spaces with _AS"); |
2197 | } |
2198 | } |
2199 | |
2200 | Extra.mangleType(T, Range, QMM_Escape); |
2201 | mangleQualifiers(Qualifiers(), false); |
2202 | mangleArtificialTagType(TTK_Struct, ASMangling, {"__clang"}); |
2203 | } |
2204 | |
2205 | void MicrosoftCXXNameMangler::mangleType(QualType T, SourceRange Range, |
2206 | QualifierMangleMode QMM) { |
2207 | |
2208 | |
2209 | T = T.getDesugaredType(getASTContext()); |
2210 | Qualifiers Quals = T.getLocalQualifiers(); |
2211 | |
2212 | if (const ArrayType *AT = getASTContext().getAsArrayType(T)) { |
| |
| |
2213 | |
2214 | |
2215 | if (QMM == QMM_Mangle) |
2216 | Out << 'A'; |
2217 | else if (QMM == QMM_Escape || QMM == QMM_Result) |
2218 | Out << "$$B"; |
2219 | mangleArrayType(AT); |
2220 | return; |
2221 | } |
2222 | |
2223 | bool IsPointer = T->isAnyPointerType() || T->isMemberPointerType() || |
2224 | T->isReferenceType() || T->isBlockPointerType(); |
2225 | |
2226 | switch (QMM) { |
| 25 | | Control jumps to 'case QMM_Escape:' at line 2239 | |
|
2227 | case QMM_Drop: |
2228 | if (Quals.hasObjCLifetime()) |
2229 | Quals = Quals.withoutObjCLifetime(); |
2230 | break; |
2231 | case QMM_Mangle: |
2232 | if (const FunctionType *FT = dyn_cast<FunctionType>(T)) { |
2233 | Out << '6'; |
2234 | mangleFunctionType(FT); |
2235 | return; |
2236 | } |
2237 | mangleQualifiers(Quals, false); |
2238 | break; |
2239 | case QMM_Escape: |
2240 | if (!IsPointer && Quals) { |
| 26 | | Assuming the condition is false | |
|
| |
2241 | Out << "$$C"; |
2242 | mangleQualifiers(Quals, false); |
2243 | } |
2244 | break; |
| 28 | | Execution continues on line 2257 | |
|
2245 | case QMM_Result: |
2246 | |
2247 | Quals.removeUnaligned(); |
2248 | if (Quals.hasObjCLifetime()) |
2249 | Quals = Quals.withoutObjCLifetime(); |
2250 | if ((!IsPointer && Quals) || isa<TagType>(T) || isArtificialTagType(T)) { |
2251 | Out << '?'; |
2252 | mangleQualifiers(Quals, false); |
2253 | } |
2254 | break; |
2255 | } |
2256 | |
2257 | const Type *ty = T.getTypePtr(); |
2258 | |
2259 | switch (ty->getTypeClass()) { |
| 29 | | Control jumps to 'case Vector:' at line 77 | |
|
2260 | #define ABSTRACT_TYPE(CLASS, PARENT) |
2261 | #define NON_CANONICAL_TYPE(CLASS, PARENT) \ |
2262 | case Type::CLASS: \ |
2263 | llvm_unreachable("can't mangle non-canonical type " #CLASS "Type"); \ |
2264 | return; |
2265 | #define TYPE(CLASS, PARENT) \ |
2266 | case Type::CLASS: \ |
2267 | mangleType(cast<CLASS##Type>(ty), Quals, Range); \ |
2268 | break; |
2269 | #include "clang/AST/TypeNodes.inc" |
2270 | #undef ABSTRACT_TYPE |
2271 | #undef NON_CANONICAL_TYPE |
2272 | #undef TYPE |
2273 | } |
2274 | } |
2275 | |
2276 | void MicrosoftCXXNameMangler::mangleType(const BuiltinType *T, Qualifiers, |
2277 | SourceRange Range) { |
2278 | |
2279 | |
2280 | |
2281 | |
2282 | |
2283 | |
2284 | |
2285 | |
2286 | |
2287 | |
2288 | |
2289 | |
2290 | |
2291 | |
2292 | |
2293 | |
2294 | |
2295 | |
2296 | |
2297 | |
2298 | |
2299 | |
2300 | |
2301 | |
2302 | |
2303 | |
2304 | |
2305 | switch (T->getKind()) { |
2306 | case BuiltinType::Void: |
2307 | Out << 'X'; |
2308 | break; |
2309 | case BuiltinType::SChar: |
2310 | Out << 'C'; |
2311 | break; |
2312 | case BuiltinType::Char_U: |
2313 | case BuiltinType::Char_S: |
2314 | Out << 'D'; |
2315 | break; |
2316 | case BuiltinType::UChar: |
2317 | Out << 'E'; |
2318 | break; |
2319 | case BuiltinType::Short: |
2320 | Out << 'F'; |
2321 | break; |
2322 | case BuiltinType::UShort: |
2323 | Out << 'G'; |
2324 | break; |
2325 | case BuiltinType::Int: |
2326 | Out << 'H'; |
2327 | break; |
2328 | case BuiltinType::UInt: |
2329 | Out << 'I'; |
2330 | break; |
2331 | case BuiltinType::Long: |
2332 | Out << 'J'; |
2333 | break; |
2334 | case BuiltinType::ULong: |
2335 | Out << 'K'; |
2336 | break; |
2337 | case BuiltinType::Float: |
2338 | Out << 'M'; |
2339 | break; |
2340 | case BuiltinType::Double: |
2341 | Out << 'N'; |
2342 | break; |
2343 | |
2344 | case BuiltinType::LongDouble: |
2345 | Out << 'O'; |
2346 | break; |
2347 | case BuiltinType::LongLong: |
2348 | Out << "_J"; |
2349 | break; |
2350 | case BuiltinType::ULongLong: |
2351 | Out << "_K"; |
2352 | break; |
2353 | case BuiltinType::Int128: |
2354 | Out << "_L"; |
2355 | break; |
2356 | case BuiltinType::UInt128: |
2357 | Out << "_M"; |
2358 | break; |
2359 | case BuiltinType::Bool: |
2360 | Out << "_N"; |
2361 | break; |
2362 | case BuiltinType::Char8: |
2363 | Out << "_Q"; |
2364 | break; |
2365 | case BuiltinType::Char16: |
2366 | Out << "_S"; |
2367 | break; |
2368 | case BuiltinType::Char32: |
2369 | Out << "_U"; |
2370 | break; |
2371 | case BuiltinType::WChar_S: |
2372 | case BuiltinType::WChar_U: |
2373 | Out << "_W"; |
2374 | break; |
2375 | |
2376 | #define BUILTIN_TYPE(Id, SingletonId) |
2377 | #define PLACEHOLDER_TYPE(Id, SingletonId) \ |
2378 | case BuiltinType::Id: |
2379 | #include "clang/AST/BuiltinTypes.def" |
2380 | case BuiltinType::Dependent: |
2381 | llvm_unreachable("placeholder types shouldn't get to name mangling"); |
2382 | |
2383 | case BuiltinType::ObjCId: |
2384 | mangleArtificialTagType(TTK_Struct, "objc_object"); |
2385 | break; |
2386 | case BuiltinType::ObjCClass: |
2387 | mangleArtificialTagType(TTK_Struct, "objc_class"); |
2388 | break; |
2389 | case BuiltinType::ObjCSel: |
2390 | mangleArtificialTagType(TTK_Struct, "objc_selector"); |
2391 | break; |
2392 | |
2393 | #define IMAGE_TYPE(ImgType, Id, SingletonId, Access, Suffix) \ |
2394 | case BuiltinType::Id: \ |
2395 | Out << "PAUocl_" #ImgType "_" #Suffix "@@"; \ |
2396 | break; |
2397 | #include "clang/Basic/OpenCLImageTypes.def" |
2398 | case BuiltinType::OCLSampler: |
2399 | Out << "PA"; |
2400 | mangleArtificialTagType(TTK_Struct, "ocl_sampler"); |
2401 | break; |
2402 | case BuiltinType::OCLEvent: |
2403 | Out << "PA"; |
2404 | mangleArtificialTagType(TTK_Struct, "ocl_event"); |
2405 | break; |
2406 | case BuiltinType::OCLClkEvent: |
2407 | Out << "PA"; |
2408 | mangleArtificialTagType(TTK_Struct, "ocl_clkevent"); |
2409 | break; |
2410 | case BuiltinType::OCLQueue: |
2411 | Out << "PA"; |
2412 | mangleArtificialTagType(TTK_Struct, "ocl_queue"); |
2413 | break; |
2414 | case BuiltinType::OCLReserveID: |
2415 | Out << "PA"; |
2416 | mangleArtificialTagType(TTK_Struct, "ocl_reserveid"); |
2417 | break; |
2418 | #define EXT_OPAQUE_TYPE(ExtType, Id, Ext) \ |
2419 | case BuiltinType::Id: \ |
2420 | mangleArtificialTagType(TTK_Struct, "ocl_" #ExtType); \ |
2421 | break; |
2422 | #include "clang/Basic/OpenCLExtensionTypes.def" |
2423 | |
2424 | case BuiltinType::NullPtr: |
2425 | Out << "$$T"; |
2426 | break; |
2427 | |
2428 | case BuiltinType::Float16: |
2429 | mangleArtificialTagType(TTK_Struct, "_Float16", {"__clang"}); |
2430 | break; |
2431 | |
2432 | case BuiltinType::Half: |
2433 | mangleArtificialTagType(TTK_Struct, "_Half", {"__clang"}); |
2434 | break; |
2435 | |
2436 | #define SVE_TYPE(Name, Id, SingletonId) \ |
2437 | case BuiltinType::Id: |
2438 | #include "clang/Basic/AArch64SVEACLETypes.def" |
2439 | #define PPC_VECTOR_TYPE(Name, Id, Size) \ |
2440 | case BuiltinType::Id: |
2441 | #include "clang/Basic/PPCTypes.def" |
2442 | #define RVV_TYPE(Name, Id, SingletonId) case BuiltinType::Id: |
2443 | #include "clang/Basic/RISCVVTypes.def" |
2444 | case BuiltinType::ShortAccum: |
2445 | case BuiltinType::Accum: |
2446 | case BuiltinType::LongAccum: |
2447 | case BuiltinType::UShortAccum: |
2448 | case BuiltinType::UAccum: |
2449 | case BuiltinType::ULongAccum: |
2450 | case BuiltinType::ShortFract: |
2451 | case BuiltinType::Fract: |
2452 | case BuiltinType::LongFract: |
2453 | case BuiltinType::UShortFract: |
2454 | case BuiltinType::UFract: |
2455 | case BuiltinType::ULongFract: |
2456 | case BuiltinType::SatShortAccum: |
2457 | case BuiltinType::SatAccum: |
2458 | case BuiltinType::SatLongAccum: |
2459 | case BuiltinType::SatUShortAccum: |
2460 | case BuiltinType::SatUAccum: |
2461 | case BuiltinType::SatULongAccum: |
2462 | case BuiltinType::SatShortFract: |
2463 | case BuiltinType::SatFract: |
2464 | case BuiltinType::SatLongFract: |
2465 | case BuiltinType::SatUShortFract: |
2466 | case BuiltinType::SatUFract: |
2467 | case BuiltinType::SatULongFract: |
2468 | case BuiltinType::BFloat16: |
2469 | case BuiltinType::Float128: { |
2470 | DiagnosticsEngine &Diags = Context.getDiags(); |
2471 | unsigned DiagID = Diags.getCustomDiagID( |
2472 | DiagnosticsEngine::Error, "cannot mangle this built-in %0 type yet"); |
2473 | Diags.Report(Range.getBegin(), DiagID) |
2474 | << T->getName(Context.getASTContext().getPrintingPolicy()) << Range; |
2475 | break; |
2476 | } |
2477 | } |
2478 | } |
2479 | |
2480 | |
2481 | void MicrosoftCXXNameMangler::mangleType(const FunctionProtoType *T, Qualifiers, |
2482 | SourceRange) { |
2483 | |
2484 | |
2485 | |
2486 | if (T->getMethodQuals() || T->getRefQualifier() != RQ_None) { |
2487 | Out << "$$A8@@"; |
2488 | mangleFunctionType(T, nullptr, true); |
2489 | } else { |
2490 | Out << "$$A6"; |
2491 | mangleFunctionType(T); |
2492 | } |
2493 | } |
2494 | void MicrosoftCXXNameMangler::mangleType(const FunctionNoProtoType *T, |
2495 | Qualifiers, SourceRange) { |
2496 | Out << "$$A6"; |
2497 | mangleFunctionType(T); |
2498 | } |
2499 | |
2500 | void MicrosoftCXXNameMangler::mangleFunctionType(const FunctionType *T, |
2501 | const FunctionDecl *D, |
2502 | bool ForceThisQuals, |
2503 | bool MangleExceptionSpec) { |
2504 | |
2505 | |
2506 | const FunctionProtoType *Proto = dyn_cast<FunctionProtoType>(T); |
2507 | |
2508 | SourceRange Range; |
2509 | if (D) Range = D->getSourceRange(); |
2510 | |
2511 | bool IsInLambda = false; |
2512 | bool IsStructor = false, HasThisQuals = ForceThisQuals, IsCtorClosure = false; |
2513 | CallingConv CC = T->getCallConv(); |
2514 | if (const CXXMethodDecl *MD = dyn_cast_or_null<CXXMethodDecl>(D)) { |
2515 | if (MD->getParent()->isLambda()) |
2516 | IsInLambda = true; |
2517 | if (MD->isInstance()) |
2518 | HasThisQuals = true; |
2519 | if (isa<CXXDestructorDecl>(MD)) { |
2520 | IsStructor = true; |
2521 | } else if (isa<CXXConstructorDecl>(MD)) { |
2522 | IsStructor = true; |
2523 | IsCtorClosure = (StructorType == Ctor_CopyingClosure || |
2524 | StructorType == Ctor_DefaultClosure) && |
2525 | isStructorDecl(MD); |
2526 | if (IsCtorClosure) |
2527 | CC = getASTContext().getDefaultCallingConvention( |
2528 | false, true); |
2529 | } |
2530 | } |
2531 | |
2532 | |
2533 | |
2534 | if (HasThisQuals) { |
2535 | Qualifiers Quals = Proto->getMethodQuals(); |
2536 | manglePointerExtQualifiers(Quals, QualType()); |
2537 | mangleRefQualifier(Proto->getRefQualifier()); |
2538 | mangleQualifiers(Quals, false); |
2539 | } |
2540 | |
2541 | mangleCallingConvention(CC); |
2542 | |
2543 | |
2544 | |
2545 | if (IsStructor) { |
2546 | if (isa<CXXDestructorDecl>(D) && isStructorDecl(D)) { |
2547 | |
2548 | |
2549 | if (StructorType == Dtor_Deleting) { |
2550 | Out << (PointersAre64Bit ? "PEAXI@Z" : "PAXI@Z"); |
2551 | return; |
2552 | } |
2553 | |
2554 | if (StructorType == Dtor_Complete) { |
2555 | Out << "XXZ"; |
2556 | return; |
2557 | } |
2558 | } |
2559 | if (IsCtorClosure) { |
2560 | |
2561 | |
2562 | Out << 'X'; |
2563 | |
2564 | if (StructorType == Ctor_DefaultClosure) { |
2565 | |
2566 | Out << 'X'; |
2567 | } else if (StructorType == Ctor_CopyingClosure) { |
2568 | |
2569 | mangleFunctionArgumentType(getASTContext().getLValueReferenceType( |
2570 | Proto->getParamType(0) |
2571 | ->getAs<LValueReferenceType>() |
2572 | ->getPointeeType(), |
2573 | true), |
2574 | Range); |
2575 | Out << '@'; |
2576 | } else { |
2577 | llvm_unreachable("unexpected constructor closure!"); |
2578 | } |
2579 | Out << 'Z'; |
2580 | return; |
2581 | } |
2582 | Out << '@'; |
2583 | } else if (IsInLambda && D && isa<CXXConversionDecl>(D)) { |
2584 | |
2585 | |
2586 | |
2587 | mangleType(T->getReturnType(), Range, QMM_Result); |
2588 | } else { |
2589 | QualType ResultType = T->getReturnType(); |
2590 | if (IsInLambda && isa<CXXConversionDecl>(D)) { |
2591 | |
2592 | |
2593 | |
2594 | mangleType(ResultType, Range, QMM_Result); |
2595 | } else if (const auto *AT = dyn_cast_or_null<AutoType>( |
2596 | ResultType->getContainedAutoType())) { |
2597 | Out << '?'; |
2598 | mangleQualifiers(ResultType.getLocalQualifiers(), false); |
2599 | Out << '?'; |
2600 | assert(AT->getKeyword() != AutoTypeKeyword::GNUAutoType && |
2601 | "shouldn't need to mangle __auto_type!"); |
2602 | mangleSourceName(AT->isDecltypeAuto() ? "<decltype-auto>" : "<auto>"); |
2603 | Out << '@'; |
2604 | } else if (IsInLambda) { |
2605 | Out << '@'; |
2606 | } else { |
2607 | if (ResultType->isVoidType()) |
2608 | ResultType = ResultType.getUnqualifiedType(); |
2609 | mangleType(ResultType, Range, QMM_Result); |
2610 | } |
2611 | } |
2612 | |
2613 | |
2614 | |
2615 | |
2616 | if (!Proto) { |
2617 | |
2618 | |
2619 | |
2620 | Out << '@'; |
2621 | } else if (Proto->getNumParams() == 0 && !Proto->isVariadic()) { |
2622 | Out << 'X'; |
2623 | } else { |
2624 | |
2625 | for (unsigned I = 0, E = Proto->getNumParams(); I != E; ++I) { |
2626 | mangleFunctionArgumentType(Proto->getParamType(I), Range); |
2627 | |
2628 | |
2629 | |
2630 | |
2631 | |
2632 | |
2633 | |
2634 | |
2635 | if (D) |
2636 | if (const auto *P = D->getParamDecl(I)->getAttr<PassObjectSizeAttr>()) |
2637 | manglePassObjectSizeArg(P); |
2638 | } |
2639 | |
2640 | if (Proto->isVariadic()) |
2641 | Out << 'Z'; |
2642 | else |
2643 | Out << '@'; |
2644 | } |
2645 | |
2646 | if (MangleExceptionSpec && getASTContext().getLangOpts().CPlusPlus17 && |
2647 | getASTContext().getLangOpts().isCompatibleWithMSVC( |
2648 | LangOptions::MSVC2017_5)) |
2649 | mangleThrowSpecification(Proto); |
2650 | else |
2651 | Out << 'Z'; |
2652 | } |
2653 | |
2654 | void MicrosoftCXXNameMangler::mangleFunctionClass(const FunctionDecl *FD) { |
2655 | |
2656 | |
2657 | |
2658 | |
2659 | |
2660 | |
2661 | |
2662 | |
2663 | |
2664 | |
2665 | |
2666 | |
2667 | |
2668 | |
2669 | |
2670 | |
2671 | |
2672 | |
2673 | |
2674 | |
2675 | |
2676 | |
2677 | |
2678 | |
2679 | if (const CXXMethodDecl *MD = dyn_cast<CXXMethodDecl>(FD)) { |
2680 | bool IsVirtual = MD->isVirtual(); |
2681 | |
2682 | |
2683 | if (isa<CXXDestructorDecl>(MD) && isStructorDecl(MD) && |
2684 | StructorType == Dtor_Complete) { |
2685 | IsVirtual = false; |
2686 | } |
2687 | switch (MD->getAccess()) { |
2688 | case AS_none: |
2689 | llvm_unreachable("Unsupported access specifier"); |
2690 | case AS_private: |
2691 | if (MD->isStatic()) |
2692 | Out << 'C'; |
2693 | else if (IsVirtual) |
2694 | Out << 'E'; |
2695 | else |
2696 | Out << 'A'; |
2697 | break; |
2698 | case AS_protected: |
2699 | if (MD->isStatic()) |
2700 | Out << 'K'; |
2701 | else if (IsVirtual) |
2702 | Out << 'M'; |
2703 | else |
2704 | Out << 'I'; |
2705 | break; |
2706 | case AS_public: |
2707 | if (MD->isStatic()) |
2708 | Out << 'S'; |
2709 | else if (IsVirtual) |
2710 | Out << 'U'; |
2711 | else |
2712 | Out << 'Q'; |
2713 | } |
2714 | } else { |
2715 | Out << 'Y'; |
2716 | } |
2717 | } |
2718 | void MicrosoftCXXNameMangler::mangleCallingConvention(CallingConv CC) { |
2719 | |
2720 | |
2721 | |
2722 | |
2723 | |
2724 | |
2725 | |
2726 | |
2727 | |
2728 | |
2729 | |
2730 | |
2731 | |
2732 | |
2733 | |
2734 | |
2735 | |
2736 | |
2737 | |
2738 | |
2739 | |
2740 | switch (CC) { |
2741 | default: |
2742 | llvm_unreachable("Unsupported CC for mangling"); |
2743 | case CC_Win64: |
2744 | case CC_X86_64SysV: |
2745 | case CC_C: Out << 'A'; break; |
2746 | case CC_X86Pascal: Out << 'C'; break; |
2747 | case CC_X86ThisCall: Out << 'E'; break; |
2748 | case CC_X86StdCall: Out << 'G'; break; |
2749 | case CC_X86FastCall: Out << 'I'; break; |
2750 | case CC_X86VectorCall: Out << 'Q'; break; |
2751 | case CC_Swift: Out << 'S'; break; |
2752 | case CC_SwiftAsync: Out << 'W'; break; |
2753 | case CC_PreserveMost: Out << 'U'; break; |
2754 | case CC_X86RegCall: Out << 'w'; break; |
2755 | } |
2756 | } |
2757 | void MicrosoftCXXNameMangler::mangleCallingConvention(const FunctionType *T) { |
2758 | mangleCallingConvention(T->getCallConv()); |
2759 | } |
2760 | |
2761 | void MicrosoftCXXNameMangler::mangleThrowSpecification( |
2762 | const FunctionProtoType *FT) { |
2763 | |
2764 | |
2765 | if (FT->canThrow()) |
2766 | Out << 'Z'; |
2767 | else |
2768 | Out << "_E"; |
2769 | } |
2770 | |
2771 | void MicrosoftCXXNameMangler::mangleType(const UnresolvedUsingType *T, |
2772 | Qualifiers, SourceRange Range) { |
2773 | |
2774 | |
2775 | DiagnosticsEngine &Diags = Context.getDiags(); |
2776 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
2777 | "cannot mangle this unresolved dependent type yet"); |
2778 | Diags.Report(Range.getBegin(), DiagID) |
2779 | << Range; |
2780 | } |
2781 | |
2782 | |
2783 | |
2784 | |
2785 | |
2786 | |
2787 | void MicrosoftCXXNameMangler::mangleTagTypeKind(TagTypeKind TTK) { |
2788 | switch (TTK) { |
2789 | case TTK_Union: |
2790 | Out << 'T'; |
2791 | break; |
2792 | case TTK_Struct: |
2793 | case TTK_Interface: |
2794 | Out << 'U'; |
2795 | break; |
2796 | case TTK_Class: |
2797 | Out << 'V'; |
2798 | break; |
2799 | case TTK_Enum: |
2800 | Out << "W4"; |
2801 | break; |
2802 | } |
2803 | } |
2804 | void MicrosoftCXXNameMangler::mangleType(const EnumType *T, Qualifiers, |
2805 | SourceRange) { |
2806 | mangleType(cast<TagType>(T)->getDecl()); |
2807 | } |
2808 | void MicrosoftCXXNameMangler::mangleType(const RecordType *T, Qualifiers, |
2809 | SourceRange) { |
2810 | mangleType(cast<TagType>(T)->getDecl()); |
2811 | } |
2812 | void MicrosoftCXXNameMangler::mangleType(const TagDecl *TD) { |
2813 | mangleTagTypeKind(TD->getTagKind()); |
2814 | mangleName(TD); |
2815 | } |
2816 | |
2817 | |
2818 | void MicrosoftCXXNameMangler::mangleArtificialTagType( |
2819 | TagTypeKind TK, StringRef UnqualifiedName, |
2820 | ArrayRef<StringRef> NestedNames) { |
2821 | |
2822 | mangleTagTypeKind(TK); |
2823 | |
2824 | |
2825 | mangleSourceName(UnqualifiedName); |
2826 | |
2827 | for (auto I = NestedNames.rbegin(), E = NestedNames.rend(); I != E; ++I) |
2828 | mangleSourceName(*I); |
2829 | |
2830 | |
2831 | Out << '@'; |
2832 | } |
2833 | |
2834 | |
2835 | |
2836 | |
2837 | |
2838 | |
2839 | |
2840 | |
2841 | void MicrosoftCXXNameMangler::mangleDecayedArrayType(const ArrayType *T) { |
2842 | |
2843 | |
2844 | manglePointerCVQualifiers(T->getElementType().getQualifiers()); |
2845 | mangleType(T->getElementType(), SourceRange()); |
2846 | } |
2847 | void MicrosoftCXXNameMangler::mangleType(const ConstantArrayType *T, Qualifiers, |
2848 | SourceRange) { |
2849 | llvm_unreachable("Should have been special cased"); |
2850 | } |
2851 | void MicrosoftCXXNameMangler::mangleType(const VariableArrayType *T, Qualifiers, |
2852 | SourceRange) { |
2853 | llvm_unreachable("Should have been special cased"); |
2854 | } |
2855 | void MicrosoftCXXNameMangler::mangleType(const DependentSizedArrayType *T, |
2856 | Qualifiers, SourceRange) { |
2857 | llvm_unreachable("Should have been special cased"); |
2858 | } |
2859 | void MicrosoftCXXNameMangler::mangleType(const IncompleteArrayType *T, |
2860 | Qualifiers, SourceRange) { |
2861 | llvm_unreachable("Should have been special cased"); |
2862 | } |
2863 | void MicrosoftCXXNameMangler::mangleArrayType(const ArrayType *T) { |
2864 | QualType ElementTy(T, 0); |
2865 | SmallVector<llvm::APInt, 3> Dimensions; |
2866 | for (;;) { |
2867 | if (ElementTy->isConstantArrayType()) { |
2868 | const ConstantArrayType *CAT = |
2869 | getASTContext().getAsConstantArrayType(ElementTy); |
2870 | Dimensions.push_back(CAT->getSize()); |
2871 | ElementTy = CAT->getElementType(); |
2872 | } else if (ElementTy->isIncompleteArrayType()) { |
2873 | const IncompleteArrayType *IAT = |
2874 | getASTContext().getAsIncompleteArrayType(ElementTy); |
2875 | Dimensions.push_back(llvm::APInt(32, 0)); |
2876 | ElementTy = IAT->getElementType(); |
2877 | } else if (ElementTy->isVariableArrayType()) { |
2878 | const VariableArrayType *VAT = |
2879 | getASTContext().getAsVariableArrayType(ElementTy); |
2880 | Dimensions.push_back(llvm::APInt(32, 0)); |
2881 | ElementTy = VAT->getElementType(); |
2882 | } else if (ElementTy->isDependentSizedArrayType()) { |
2883 | |
2884 | const DependentSizedArrayType *DSAT = |
2885 | getASTContext().getAsDependentSizedArrayType(ElementTy); |
2886 | DiagnosticsEngine &Diags = Context.getDiags(); |
2887 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
2888 | "cannot mangle this dependent-length array yet"); |
2889 | Diags.Report(DSAT->getSizeExpr()->getExprLoc(), DiagID) |
2890 | << DSAT->getBracketsRange(); |
2891 | return; |
2892 | } else { |
2893 | break; |
2894 | } |
2895 | } |
2896 | Out << 'Y'; |
2897 | |
2898 | mangleNumber(Dimensions.size()); |
2899 | for (const llvm::APInt &Dimension : Dimensions) |
2900 | mangleNumber(Dimension.getLimitedValue()); |
2901 | mangleType(ElementTy, SourceRange(), QMM_Escape); |
2902 | } |
2903 | |
2904 | |
2905 | |
2906 | |
2907 | void MicrosoftCXXNameMangler::mangleType(const MemberPointerType *T, |
2908 | Qualifiers Quals, SourceRange Range) { |
2909 | QualType PointeeType = T->getPointeeType(); |
2910 | manglePointerCVQualifiers(Quals); |
2911 | manglePointerExtQualifiers(Quals, PointeeType); |
2912 | if (const FunctionProtoType *FPT = PointeeType->getAs<FunctionProtoType>()) { |
2913 | Out << '8'; |
2914 | mangleName(T->getClass()->castAs<RecordType>()->getDecl()); |
2915 | mangleFunctionType(FPT, nullptr, true); |
2916 | } else { |
2917 | mangleQualifiers(PointeeType.getQualifiers(), true); |
2918 | mangleName(T->getClass()->castAs<RecordType>()->getDecl()); |
2919 | mangleType(PointeeType, Range, QMM_Drop); |
2920 | } |
2921 | } |
2922 | |
2923 | void MicrosoftCXXNameMangler::mangleType(const TemplateTypeParmType *T, |
2924 | Qualifiers, SourceRange Range) { |
2925 | DiagnosticsEngine &Diags = Context.getDiags(); |
2926 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
2927 | "cannot mangle this template type parameter type yet"); |
2928 | Diags.Report(Range.getBegin(), DiagID) |
2929 | << Range; |
2930 | } |
2931 | |
2932 | void MicrosoftCXXNameMangler::mangleType(const SubstTemplateTypeParmPackType *T, |
2933 | Qualifiers, SourceRange Range) { |
2934 | DiagnosticsEngine &Diags = Context.getDiags(); |
2935 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
2936 | "cannot mangle this substituted parameter pack yet"); |
2937 | Diags.Report(Range.getBegin(), DiagID) |
2938 | << Range; |
2939 | } |
2940 | |
2941 | |
2942 | |
2943 | |
2944 | void MicrosoftCXXNameMangler::mangleType(const PointerType *T, Qualifiers Quals, |
2945 | SourceRange Range) { |
2946 | QualType PointeeType = T->getPointeeType(); |
2947 | manglePointerCVQualifiers(Quals); |
2948 | manglePointerExtQualifiers(Quals, PointeeType); |
2949 | |
2950 | |
2951 | |
2952 | LangAS AddrSpace = PointeeType.getQualifiers().getAddressSpace(); |
2953 | if (isPtrSizeAddressSpace(AddrSpace) || AddrSpace == LangAS::Default) |
2954 | mangleType(PointeeType, Range); |
2955 | else |
2956 | mangleAddressSpaceType(PointeeType, PointeeType.getQualifiers(), Range); |
2957 | } |
2958 | |
2959 | void MicrosoftCXXNameMangler::mangleType(const ObjCObjectPointerType *T, |
2960 | Qualifiers Quals, SourceRange Range) { |
2961 | QualType PointeeType = T->getPointeeType(); |
2962 | switch (Quals.getObjCLifetime()) { |
2963 | case Qualifiers::OCL_None: |
2964 | case Qualifiers::OCL_ExplicitNone: |
2965 | break; |
2966 | case Qualifiers::OCL_Autoreleasing: |
2967 | case Qualifiers::OCL_Strong: |
2968 | case Qualifiers::OCL_Weak: |
2969 | return mangleObjCLifetime(PointeeType, Quals, Range); |
2970 | } |
2971 | manglePointerCVQualifiers(Quals); |
2972 | manglePointerExtQualifiers(Quals, PointeeType); |
2973 | mangleType(PointeeType, Range); |
2974 | } |
2975 | |
2976 | |
2977 | |
2978 | |
2979 | void MicrosoftCXXNameMangler::mangleType(const LValueReferenceType *T, |
2980 | Qualifiers Quals, SourceRange Range) { |
2981 | QualType PointeeType = T->getPointeeType(); |
2982 | assert(!Quals.hasConst() && !Quals.hasVolatile() && "unexpected qualifier!"); |
2983 | Out << 'A'; |
2984 | manglePointerExtQualifiers(Quals, PointeeType); |
2985 | mangleType(PointeeType, Range); |
2986 | } |
2987 | |
2988 | |
2989 | |
2990 | |
2991 | void MicrosoftCXXNameMangler::mangleType(const RValueReferenceType *T, |
2992 | Qualifiers Quals, SourceRange Range) { |
2993 | QualType PointeeType = T->getPointeeType(); |
2994 | assert(!Quals.hasConst() && !Quals.hasVolatile() && "unexpected qualifier!"); |
2995 | Out << "$$Q"; |
2996 | manglePointerExtQualifiers(Quals, PointeeType); |
2997 | mangleType(PointeeType, Range); |
2998 | } |
2999 | |
3000 | void MicrosoftCXXNameMangler::mangleType(const ComplexType *T, Qualifiers, |
3001 | SourceRange Range) { |
3002 | QualType ElementType = T->getElementType(); |
3003 | |
3004 | llvm::SmallString<64> TemplateMangling; |
3005 | llvm::raw_svector_ostream Stream(TemplateMangling); |
3006 | MicrosoftCXXNameMangler Extra(Context, Stream); |
3007 | Stream << "?$"; |
3008 | Extra.mangleSourceName("_Complex"); |
3009 | Extra.mangleType(ElementType, Range, QMM_Escape); |
3010 | |
3011 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__clang"}); |
3012 | } |
3013 | |
3014 | |
3015 | |
3016 | |
3017 | |
3018 | |
3019 | bool MicrosoftCXXNameMangler::isArtificialTagType(QualType T) const { |
3020 | const Type *ty = T.getTypePtr(); |
3021 | switch (ty->getTypeClass()) { |
3022 | default: |
3023 | return false; |
3024 | |
3025 | case Type::Vector: { |
3026 | |
3027 | |
3028 | |
3029 | return true; |
3030 | } |
3031 | } |
3032 | } |
3033 | |
3034 | void MicrosoftCXXNameMangler::mangleType(const VectorType *T, Qualifiers Quals, |
3035 | SourceRange Range) { |
3036 | const BuiltinType *ET = T->getElementType()->getAs<BuiltinType>(); |
| 32 | | Assuming the object is not a 'BuiltinType' | |
|
| 33 | | 'ET' initialized to a null pointer value | |
|
3037 | assert(ET && "vectors with non-builtin elements are unsupported"); |
3038 | uint64_t Width = getASTContext().getTypeSize(T); |
3039 | |
3040 | |
3041 | size_t OutSizeBefore = Out.tell(); |
3042 | if (!isa<ExtVectorType>(T)) { |
| 34 | | Assuming 'T' is not a 'ExtVectorType' | |
|
| |
3043 | if (getASTContext().getTargetInfo().getTriple().isX86()) { |
| 36 | | Assuming the condition is true | |
|
| |
3044 | if (Width == 64 && ET->getKind() == BuiltinType::LongLong) { |
| 38 | | Assuming 'Width' is not equal to 64 | |
|
3045 | mangleArtificialTagType(TTK_Union, "__m64"); |
3046 | } else if (Width >= 128) { |
| 39 | | Assuming 'Width' is >= 128 | |
|
| |
3047 | if (ET->getKind() == BuiltinType::Float) |
| 41 | | Called C++ object pointer is null |
|
3048 | mangleArtificialTagType(TTK_Union, "__m" + llvm::utostr(Width)); |
3049 | else if (ET->getKind() == BuiltinType::LongLong) |
3050 | mangleArtificialTagType(TTK_Union, "__m" + llvm::utostr(Width) + 'i'); |
3051 | else if (ET->getKind() == BuiltinType::Double) |
3052 | mangleArtificialTagType(TTK_Struct, "__m" + llvm::utostr(Width) + 'd'); |
3053 | } |
3054 | } |
3055 | } |
3056 | |
3057 | bool IsBuiltin = Out.tell() != OutSizeBefore; |
3058 | if (!IsBuiltin) { |
3059 | |
3060 | |
3061 | |
3062 | |
3063 | llvm::SmallString<64> TemplateMangling; |
3064 | llvm::raw_svector_ostream Stream(TemplateMangling); |
3065 | MicrosoftCXXNameMangler Extra(Context, Stream); |
3066 | Stream << "?$"; |
3067 | Extra.mangleSourceName("__vector"); |
3068 | Extra.mangleType(QualType(ET, 0), Range, QMM_Escape); |
3069 | Extra.mangleIntegerLiteral(llvm::APSInt::getUnsigned(T->getNumElements())); |
3070 | |
3071 | mangleArtificialTagType(TTK_Union, TemplateMangling, {"__clang"}); |
3072 | } |
3073 | } |
3074 | |
3075 | void MicrosoftCXXNameMangler::mangleType(const ExtVectorType *T, |
3076 | Qualifiers Quals, SourceRange Range) { |
3077 | mangleType(static_cast<const VectorType *>(T), Quals, Range); |
3078 | } |
3079 | |
3080 | void MicrosoftCXXNameMangler::mangleType(const DependentVectorType *T, |
3081 | Qualifiers, SourceRange Range) { |
3082 | DiagnosticsEngine &Diags = Context.getDiags(); |
3083 | unsigned DiagID = Diags.getCustomDiagID( |
3084 | DiagnosticsEngine::Error, |
3085 | "cannot mangle this dependent-sized vector type yet"); |
3086 | Diags.Report(Range.getBegin(), DiagID) << Range; |
3087 | } |
3088 | |
3089 | void MicrosoftCXXNameMangler::mangleType(const DependentSizedExtVectorType *T, |
3090 | Qualifiers, SourceRange Range) { |
3091 | DiagnosticsEngine &Diags = Context.getDiags(); |
3092 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3093 | "cannot mangle this dependent-sized extended vector type yet"); |
3094 | Diags.Report(Range.getBegin(), DiagID) |
3095 | << Range; |
3096 | } |
3097 | |
3098 | void MicrosoftCXXNameMangler::mangleType(const ConstantMatrixType *T, |
3099 | Qualifiers quals, SourceRange Range) { |
3100 | DiagnosticsEngine &Diags = Context.getDiags(); |
3101 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3102 | "Cannot mangle this matrix type yet"); |
3103 | Diags.Report(Range.getBegin(), DiagID) << Range; |
3104 | } |
3105 | |
3106 | void MicrosoftCXXNameMangler::mangleType(const DependentSizedMatrixType *T, |
3107 | Qualifiers quals, SourceRange Range) { |
3108 | DiagnosticsEngine &Diags = Context.getDiags(); |
3109 | unsigned DiagID = Diags.getCustomDiagID( |
3110 | DiagnosticsEngine::Error, |
3111 | "Cannot mangle this dependent-sized matrix type yet"); |
3112 | Diags.Report(Range.getBegin(), DiagID) << Range; |
3113 | } |
3114 | |
3115 | void MicrosoftCXXNameMangler::mangleType(const DependentAddressSpaceType *T, |
3116 | Qualifiers, SourceRange Range) { |
3117 | DiagnosticsEngine &Diags = Context.getDiags(); |
3118 | unsigned DiagID = Diags.getCustomDiagID( |
3119 | DiagnosticsEngine::Error, |
3120 | "cannot mangle this dependent address space type yet"); |
3121 | Diags.Report(Range.getBegin(), DiagID) << Range; |
3122 | } |
3123 | |
3124 | void MicrosoftCXXNameMangler::mangleType(const ObjCInterfaceType *T, Qualifiers, |
3125 | SourceRange) { |
3126 | |
3127 | mangleTagTypeKind(TTK_Struct); |
3128 | mangleName(T->getDecl()); |
3129 | } |
3130 | |
3131 | void MicrosoftCXXNameMangler::mangleType(const ObjCObjectType *T, |
3132 | Qualifiers Quals, SourceRange Range) { |
3133 | if (T->isKindOfType()) |
3134 | return mangleObjCKindOfType(T, Quals, Range); |
3135 | |
3136 | if (T->qual_empty() && !T->isSpecialized()) |
3137 | return mangleType(T->getBaseType(), Range, QMM_Drop); |
3138 | |
3139 | ArgBackRefMap OuterFunArgsContext; |
3140 | ArgBackRefMap OuterTemplateArgsContext; |
3141 | BackRefVec OuterTemplateContext; |
3142 | |
3143 | FunArgBackReferences.swap(OuterFunArgsContext); |
3144 | TemplateArgBackReferences.swap(OuterTemplateArgsContext); |
3145 | NameBackReferences.swap(OuterTemplateContext); |
3146 | |
3147 | mangleTagTypeKind(TTK_Struct); |
3148 | |
3149 | Out << "?$"; |
3150 | if (T->isObjCId()) |
3151 | mangleSourceName("objc_object"); |
3152 | else if (T->isObjCClass()) |
3153 | mangleSourceName("objc_class"); |
3154 | else |
3155 | mangleSourceName(T->getInterface()->getName()); |
3156 | |
3157 | for (const auto &Q : T->quals()) |
3158 | mangleObjCProtocol(Q); |
3159 | |
3160 | if (T->isSpecialized()) |
3161 | for (const auto &TA : T->getTypeArgs()) |
3162 | mangleType(TA, Range, QMM_Drop); |
3163 | |
3164 | Out << '@'; |
3165 | |
3166 | Out << '@'; |
3167 | |
3168 | FunArgBackReferences.swap(OuterFunArgsContext); |
3169 | TemplateArgBackReferences.swap(OuterTemplateArgsContext); |
3170 | NameBackReferences.swap(OuterTemplateContext); |
3171 | } |
3172 | |
3173 | void MicrosoftCXXNameMangler::mangleType(const BlockPointerType *T, |
3174 | Qualifiers Quals, SourceRange Range) { |
3175 | QualType PointeeType = T->getPointeeType(); |
3176 | manglePointerCVQualifiers(Quals); |
3177 | manglePointerExtQualifiers(Quals, PointeeType); |
3178 | |
3179 | Out << "_E"; |
3180 | |
3181 | mangleFunctionType(PointeeType->castAs<FunctionProtoType>()); |
3182 | } |
3183 | |
3184 | void MicrosoftCXXNameMangler::mangleType(const InjectedClassNameType *, |
3185 | Qualifiers, SourceRange) { |
3186 | llvm_unreachable("Cannot mangle injected class name type."); |
3187 | } |
3188 | |
3189 | void MicrosoftCXXNameMangler::mangleType(const TemplateSpecializationType *T, |
3190 | Qualifiers, SourceRange Range) { |
3191 | DiagnosticsEngine &Diags = Context.getDiags(); |
3192 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3193 | "cannot mangle this template specialization type yet"); |
3194 | Diags.Report(Range.getBegin(), DiagID) |
3195 | << Range; |
3196 | } |
3197 | |
3198 | void MicrosoftCXXNameMangler::mangleType(const DependentNameType *T, Qualifiers, |
3199 | SourceRange Range) { |
3200 | DiagnosticsEngine &Diags = Context.getDiags(); |
3201 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3202 | "cannot mangle this dependent name type yet"); |
3203 | Diags.Report(Range.getBegin(), DiagID) |
3204 | << Range; |
3205 | } |
3206 | |
3207 | void MicrosoftCXXNameMangler::mangleType( |
3208 | const DependentTemplateSpecializationType *T, Qualifiers, |
3209 | SourceRange Range) { |
3210 | DiagnosticsEngine &Diags = Context.getDiags(); |
3211 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3212 | "cannot mangle this dependent template specialization type yet"); |
3213 | Diags.Report(Range.getBegin(), DiagID) |
3214 | << Range; |
3215 | } |
3216 | |
3217 | void MicrosoftCXXNameMangler::mangleType(const PackExpansionType *T, Qualifiers, |
3218 | SourceRange Range) { |
3219 | DiagnosticsEngine &Diags = Context.getDiags(); |
3220 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3221 | "cannot mangle this pack expansion yet"); |
3222 | Diags.Report(Range.getBegin(), DiagID) |
3223 | << Range; |
3224 | } |
3225 | |
3226 | void MicrosoftCXXNameMangler::mangleType(const TypeOfType *T, Qualifiers, |
3227 | SourceRange Range) { |
3228 | DiagnosticsEngine &Diags = Context.getDiags(); |
3229 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3230 | "cannot mangle this typeof(type) yet"); |
3231 | Diags.Report(Range.getBegin(), DiagID) |
3232 | << Range; |
3233 | } |
3234 | |
3235 | void MicrosoftCXXNameMangler::mangleType(const TypeOfExprType *T, Qualifiers, |
3236 | SourceRange Range) { |
3237 | DiagnosticsEngine &Diags = Context.getDiags(); |
3238 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3239 | "cannot mangle this typeof(expression) yet"); |
3240 | Diags.Report(Range.getBegin(), DiagID) |
3241 | << Range; |
3242 | } |
3243 | |
3244 | void MicrosoftCXXNameMangler::mangleType(const DecltypeType *T, Qualifiers, |
3245 | SourceRange Range) { |
3246 | DiagnosticsEngine &Diags = Context.getDiags(); |
3247 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3248 | "cannot mangle this decltype() yet"); |
3249 | Diags.Report(Range.getBegin(), DiagID) |
3250 | << Range; |
3251 | } |
3252 | |
3253 | void MicrosoftCXXNameMangler::mangleType(const UnaryTransformType *T, |
3254 | Qualifiers, SourceRange Range) { |
3255 | DiagnosticsEngine &Diags = Context.getDiags(); |
3256 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3257 | "cannot mangle this unary transform type yet"); |
3258 | Diags.Report(Range.getBegin(), DiagID) |
3259 | << Range; |
3260 | } |
3261 | |
3262 | void MicrosoftCXXNameMangler::mangleType(const AutoType *T, Qualifiers, |
3263 | SourceRange Range) { |
3264 | assert(T->getDeducedType().isNull() && "expecting a dependent type!"); |
3265 | |
3266 | DiagnosticsEngine &Diags = Context.getDiags(); |
3267 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3268 | "cannot mangle this 'auto' type yet"); |
3269 | Diags.Report(Range.getBegin(), DiagID) |
3270 | << Range; |
3271 | } |
3272 | |
3273 | void MicrosoftCXXNameMangler::mangleType( |
3274 | const DeducedTemplateSpecializationType *T, Qualifiers, SourceRange Range) { |
3275 | assert(T->getDeducedType().isNull() && "expecting a dependent type!"); |
3276 | |
3277 | DiagnosticsEngine &Diags = Context.getDiags(); |
3278 | unsigned DiagID = Diags.getCustomDiagID(DiagnosticsEngine::Error, |
3279 | "cannot mangle this deduced class template specialization type yet"); |
3280 | Diags.Report(Range.getBegin(), DiagID) |
3281 | << Range; |
3282 | } |
3283 | |
3284 | void MicrosoftCXXNameMangler::mangleType(const AtomicType *T, Qualifiers, |
3285 | SourceRange Range) { |
3286 | QualType ValueType = T->getValueType(); |
3287 | |
3288 | llvm::SmallString<64> TemplateMangling; |
3289 | llvm::raw_svector_ostream Stream(TemplateMangling); |
3290 | MicrosoftCXXNameMangler Extra(Context, Stream); |
3291 | Stream << "?$"; |
3292 | Extra.mangleSourceName("_Atomic"); |
3293 | Extra.mangleType(ValueType, Range, QMM_Escape); |
3294 | |
3295 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__clang"}); |
3296 | } |
3297 | |
3298 | void MicrosoftCXXNameMangler::mangleType(const PipeType *T, Qualifiers, |
3299 | SourceRange Range) { |
3300 | QualType ElementType = T->getElementType(); |
3301 | |
3302 | llvm::SmallString<64> TemplateMangling; |
3303 | llvm::raw_svector_ostream Stream(TemplateMangling); |
3304 | MicrosoftCXXNameMangler Extra(Context, Stream); |
3305 | Stream << "?$"; |
3306 | Extra.mangleSourceName("ocl_pipe"); |
3307 | Extra.mangleType(ElementType, Range, QMM_Escape); |
3308 | Extra.mangleIntegerLiteral(llvm::APSInt::get(T->isReadOnly())); |
3309 | |
3310 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__clang"}); |
3311 | } |
3312 | |
3313 | void MicrosoftMangleContextImpl::mangleCXXName(GlobalDecl GD, |
3314 | raw_ostream &Out) { |
3315 | const NamedDecl *D = cast<NamedDecl>(GD.getDecl()); |
3316 | PrettyStackTraceDecl CrashInfo(D, SourceLocation(), |
3317 | getASTContext().getSourceManager(), |
3318 | "Mangling declaration"); |
3319 | |
3320 | msvc_hashing_ostream MHO(Out); |
3321 | |
3322 | if (auto *CD = dyn_cast<CXXConstructorDecl>(D)) { |
3323 | auto Type = GD.getCtorType(); |
3324 | MicrosoftCXXNameMangler mangler(*this, MHO, CD, Type); |
3325 | return mangler.mangle(D); |
3326 | } |
3327 | |
3328 | if (auto *DD = dyn_cast<CXXDestructorDecl>(D)) { |
3329 | auto Type = GD.getDtorType(); |
3330 | MicrosoftCXXNameMangler mangler(*this, MHO, DD, Type); |
3331 | return mangler.mangle(D); |
3332 | } |
3333 | |
3334 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3335 | return Mangler.mangle(D); |
3336 | } |
3337 | |
3338 | void MicrosoftCXXNameMangler::mangleType(const ExtIntType *T, Qualifiers, |
3339 | SourceRange Range) { |
3340 | llvm::SmallString<64> TemplateMangling; |
3341 | llvm::raw_svector_ostream Stream(TemplateMangling); |
3342 | MicrosoftCXXNameMangler Extra(Context, Stream); |
3343 | Stream << "?$"; |
3344 | if (T->isUnsigned()) |
3345 | Extra.mangleSourceName("_UExtInt"); |
3346 | else |
3347 | Extra.mangleSourceName("_ExtInt"); |
3348 | Extra.mangleIntegerLiteral(llvm::APSInt::getUnsigned(T->getNumBits())); |
3349 | |
3350 | mangleArtificialTagType(TTK_Struct, TemplateMangling, {"__clang"}); |
3351 | } |
3352 | |
3353 | void MicrosoftCXXNameMangler::mangleType(const DependentExtIntType *T, |
3354 | Qualifiers, SourceRange Range) { |
3355 | DiagnosticsEngine &Diags = Context.getDiags(); |
3356 | unsigned DiagID = Diags.getCustomDiagID( |
3357 | DiagnosticsEngine::Error, "cannot mangle this DependentExtInt type yet"); |
3358 | Diags.Report(Range.getBegin(), DiagID) << Range; |
3359 | } |
3360 | |
3361 | |
3362 | |
3363 | |
3364 | |
3365 | |
3366 | |
3367 | |
3368 | |
3369 | |
3370 | |
3371 | |
3372 | |
3373 | |
3374 | |
3375 | |
3376 | |
3377 | |
3378 | |
3379 | |
3380 | |
3381 | |
3382 | |
3383 | |
3384 | |
3385 | static void mangleThunkThisAdjustment(AccessSpecifier AS, |
3386 | const ThisAdjustment &Adjustment, |
3387 | MicrosoftCXXNameMangler &Mangler, |
3388 | raw_ostream &Out) { |
3389 | if (!Adjustment.Virtual.isEmpty()) { |
3390 | Out << '$'; |
3391 | char AccessSpec; |
3392 | switch (AS) { |
3393 | case AS_none: |
3394 | llvm_unreachable("Unsupported access specifier"); |
3395 | case AS_private: |
3396 | AccessSpec = '0'; |
3397 | break; |
3398 | case AS_protected: |
3399 | AccessSpec = '2'; |
3400 | break; |
3401 | case AS_public: |
3402 | AccessSpec = '4'; |
3403 | } |
3404 | if (Adjustment.Virtual.Microsoft.VBPtrOffset) { |
3405 | Out << 'R' << AccessSpec; |
3406 | Mangler.mangleNumber( |
3407 | static_cast<uint32_t>(Adjustment.Virtual.Microsoft.VBPtrOffset)); |
3408 | Mangler.mangleNumber( |
3409 | static_cast<uint32_t>(Adjustment.Virtual.Microsoft.VBOffsetOffset)); |
3410 | Mangler.mangleNumber( |
3411 | static_cast<uint32_t>(Adjustment.Virtual.Microsoft.VtordispOffset)); |
3412 | Mangler.mangleNumber(static_cast<uint32_t>(Adjustment.NonVirtual)); |
3413 | } else { |
3414 | Out << AccessSpec; |
3415 | Mangler.mangleNumber( |
3416 | static_cast<uint32_t>(Adjustment.Virtual.Microsoft.VtordispOffset)); |
3417 | Mangler.mangleNumber(-static_cast<uint32_t>(Adjustment.NonVirtual)); |
3418 | } |
3419 | } else if (Adjustment.NonVirtual != 0) { |
3420 | switch (AS) { |
3421 | case AS_none: |
3422 | llvm_unreachable("Unsupported access specifier"); |
3423 | case AS_private: |
3424 | Out << 'G'; |
3425 | break; |
3426 | case AS_protected: |
3427 | Out << 'O'; |
3428 | break; |
3429 | case AS_public: |
3430 | Out << 'W'; |
3431 | } |
3432 | Mangler.mangleNumber(-static_cast<uint32_t>(Adjustment.NonVirtual)); |
3433 | } else { |
3434 | switch (AS) { |
3435 | case AS_none: |
3436 | llvm_unreachable("Unsupported access specifier"); |
3437 | case AS_private: |
3438 | Out << 'A'; |
3439 | break; |
3440 | case AS_protected: |
3441 | Out << 'I'; |
3442 | break; |
3443 | case AS_public: |
3444 | Out << 'Q'; |
3445 | } |
3446 | } |
3447 | } |
3448 | |
3449 | void MicrosoftMangleContextImpl::mangleVirtualMemPtrThunk( |
3450 | const CXXMethodDecl *MD, const MethodVFTableLocation &ML, |
3451 | raw_ostream &Out) { |
3452 | msvc_hashing_ostream MHO(Out); |
3453 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3454 | Mangler.getStream() << '?'; |
3455 | Mangler.mangleVirtualMemPtrThunk(MD, ML); |
3456 | } |
3457 | |
3458 | void MicrosoftMangleContextImpl::mangleThunk(const CXXMethodDecl *MD, |
3459 | const ThunkInfo &Thunk, |
3460 | raw_ostream &Out) { |
3461 | msvc_hashing_ostream MHO(Out); |
3462 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3463 | Mangler.getStream() << '?'; |
3464 | Mangler.mangleName(MD); |
3465 | |
3466 | |
3467 | |
3468 | |
3469 | AccessSpecifier AS = Thunk.Return.isEmpty() ? MD->getAccess() : AS_public; |
3470 | mangleThunkThisAdjustment(AS, Thunk.This, Mangler, MHO); |
3471 | |
3472 | if (!Thunk.Return.isEmpty()) |
3473 | assert(Thunk.Method != nullptr && |
3474 | "Thunk info should hold the overridee decl"); |
3475 | |
3476 | const CXXMethodDecl *DeclForFPT = Thunk.Method ? Thunk.Method : MD; |
3477 | Mangler.mangleFunctionType( |
3478 | DeclForFPT->getType()->castAs<FunctionProtoType>(), MD); |
3479 | } |
3480 | |
3481 | void MicrosoftMangleContextImpl::mangleCXXDtorThunk( |
3482 | const CXXDestructorDecl *DD, CXXDtorType Type, |
3483 | const ThisAdjustment &Adjustment, raw_ostream &Out) { |
3484 | |
3485 | |
3486 | |
3487 | assert(Type == Dtor_Deleting); |
3488 | msvc_hashing_ostream MHO(Out); |
3489 | MicrosoftCXXNameMangler Mangler(*this, MHO, DD, Type); |
3490 | Mangler.getStream() << "??_E"; |
3491 | Mangler.mangleName(DD->getParent()); |
3492 | mangleThunkThisAdjustment(DD->getAccess(), Adjustment, Mangler, MHO); |
3493 | Mangler.mangleFunctionType(DD->getType()->castAs<FunctionProtoType>(), DD); |
3494 | } |
3495 | |
3496 | void MicrosoftMangleContextImpl::mangleCXXVFTable( |
3497 | const CXXRecordDecl *Derived, ArrayRef<const CXXRecordDecl *> BasePath, |
3498 | raw_ostream &Out) { |
3499 | |
3500 | |
3501 | |
3502 | |
3503 | msvc_hashing_ostream MHO(Out); |
3504 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3505 | if (Derived->hasAttr<DLLImportAttr>()) |
3506 | Mangler.getStream() << "??_S"; |
3507 | else |
3508 | Mangler.getStream() << "??_7"; |
3509 | Mangler.mangleName(Derived); |
3510 | Mangler.getStream() << "6B"; |
3511 | for (const CXXRecordDecl *RD : BasePath) |
3512 | Mangler.mangleName(RD); |
3513 | Mangler.getStream() << '@'; |
3514 | } |
3515 | |
3516 | void MicrosoftMangleContextImpl::mangleCXXVBTable( |
3517 | const CXXRecordDecl *Derived, ArrayRef<const CXXRecordDecl *> BasePath, |
3518 | raw_ostream &Out) { |
3519 | |
3520 | |
3521 | |
3522 | |
3523 | msvc_hashing_ostream MHO(Out); |
3524 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3525 | Mangler.getStream() << "??_8"; |
3526 | Mangler.mangleName(Derived); |
3527 | Mangler.getStream() << "7B"; |
3528 | for (const CXXRecordDecl *RD : BasePath) |
3529 | Mangler.mangleName(RD); |
3530 | Mangler.getStream() << '@'; |
3531 | } |
3532 | |
3533 | void MicrosoftMangleContextImpl::mangleCXXRTTI(QualType T, raw_ostream &Out) { |
3534 | msvc_hashing_ostream MHO(Out); |
3535 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3536 | Mangler.getStream() << "??_R0"; |
3537 | Mangler.mangleType(T, SourceRange(), MicrosoftCXXNameMangler::QMM_Result); |
3538 | Mangler.getStream() << "@8"; |
3539 | } |
3540 | |
3541 | void MicrosoftMangleContextImpl::mangleCXXRTTIName(QualType T, |
3542 | raw_ostream &Out) { |
3543 | MicrosoftCXXNameMangler Mangler(*this, Out); |
3544 | Mangler.getStream() << '.'; |
3545 | Mangler.mangleType(T, SourceRange(), MicrosoftCXXNameMangler::QMM_Result); |
3546 | } |
3547 | |
3548 | void MicrosoftMangleContextImpl::mangleCXXVirtualDisplacementMap( |
3549 | const CXXRecordDecl *SrcRD, const CXXRecordDecl *DstRD, raw_ostream &Out) { |
3550 | msvc_hashing_ostream MHO(Out); |
3551 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3552 | Mangler.getStream() << "??_K"; |
3553 | Mangler.mangleName(SrcRD); |
3554 | Mangler.getStream() << "$C"; |
3555 | Mangler.mangleName(DstRD); |
3556 | } |
3557 | |
3558 | void MicrosoftMangleContextImpl::mangleCXXThrowInfo(QualType T, bool IsConst, |
3559 | bool IsVolatile, |
3560 | bool IsUnaligned, |
3561 | uint32_t NumEntries, |
3562 | raw_ostream &Out) { |
3563 | msvc_hashing_ostream MHO(Out); |
3564 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3565 | Mangler.getStream() << "_TI"; |
3566 | if (IsConst) |
3567 | Mangler.getStream() << 'C'; |
3568 | if (IsVolatile) |
3569 | Mangler.getStream() << 'V'; |
3570 | if (IsUnaligned) |
3571 | Mangler.getStream() << 'U'; |
3572 | Mangler.getStream() << NumEntries; |
3573 | Mangler.mangleType(T, SourceRange(), MicrosoftCXXNameMangler::QMM_Result); |
3574 | } |
3575 | |
3576 | void MicrosoftMangleContextImpl::mangleCXXCatchableTypeArray( |
3577 | QualType T, uint32_t NumEntries, raw_ostream &Out) { |
3578 | msvc_hashing_ostream MHO(Out); |
3579 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3580 | Mangler.getStream() << "_CTA"; |
3581 | Mangler.getStream() << NumEntries; |
3582 | Mangler.mangleType(T, SourceRange(), MicrosoftCXXNameMangler::QMM_Result); |
3583 | } |
3584 | |
3585 | void MicrosoftMangleContextImpl::mangleCXXCatchableType( |
3586 | QualType T, const CXXConstructorDecl *CD, CXXCtorType CT, uint32_t Size, |
3587 | uint32_t NVOffset, int32_t VBPtrOffset, uint32_t VBIndex, |
3588 | raw_ostream &Out) { |
3589 | MicrosoftCXXNameMangler Mangler(*this, Out); |
3590 | Mangler.getStream() << "_CT"; |
3591 | |
3592 | llvm::SmallString<64> RTTIMangling; |
3593 | { |
3594 | llvm::raw_svector_ostream Stream(RTTIMangling); |
3595 | msvc_hashing_ostream MHO(Stream); |
3596 | mangleCXXRTTI(T, MHO); |
3597 | } |
3598 | Mangler.getStream() << RTTIMangling; |
3599 | |
3600 | |
3601 | |
3602 | |
3603 | |
3604 | |
3605 | |
3606 | bool OmitCopyCtor = getASTContext().getLangOpts().isCompatibleWithMSVC( |
3607 | LangOptions::MSVC2015) && |
3608 | !getASTContext().getLangOpts().isCompatibleWithMSVC( |
3609 | LangOptions::MSVC2017_7); |
3610 | llvm::SmallString<64> CopyCtorMangling; |
3611 | if (!OmitCopyCtor && CD) { |
3612 | llvm::raw_svector_ostream Stream(CopyCtorMangling); |
3613 | msvc_hashing_ostream MHO(Stream); |
3614 | mangleCXXName(GlobalDecl(CD, CT), MHO); |
3615 | } |
3616 | Mangler.getStream() << CopyCtorMangling; |
3617 | |
3618 | Mangler.getStream() << Size; |
3619 | if (VBPtrOffset == -1) { |
3620 | if (NVOffset) { |
3621 | Mangler.getStream() << NVOffset; |
3622 | } |
3623 | } else { |
3624 | Mangler.getStream() << NVOffset; |
3625 | Mangler.getStream() << VBPtrOffset; |
3626 | Mangler.getStream() << VBIndex; |
3627 | } |
3628 | } |
3629 | |
3630 | void MicrosoftMangleContextImpl::mangleCXXRTTIBaseClassDescriptor( |
3631 | const CXXRecordDecl *Derived, uint32_t NVOffset, int32_t VBPtrOffset, |
3632 | uint32_t VBTableOffset, uint32_t Flags, raw_ostream &Out) { |
3633 | msvc_hashing_ostream MHO(Out); |
3634 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3635 | Mangler.getStream() << "??_R1"; |
3636 | Mangler.mangleNumber(NVOffset); |
3637 | Mangler.mangleNumber(VBPtrOffset); |
3638 | Mangler.mangleNumber(VBTableOffset); |
3639 | Mangler.mangleNumber(Flags); |
3640 | Mangler.mangleName(Derived); |
3641 | Mangler.getStream() << "8"; |
3642 | } |
3643 | |
3644 | void MicrosoftMangleContextImpl::mangleCXXRTTIBaseClassArray( |
3645 | const CXXRecordDecl *Derived, raw_ostream &Out) { |
3646 | msvc_hashing_ostream MHO(Out); |
3647 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3648 | Mangler.getStream() << "??_R2"; |
3649 | Mangler.mangleName(Derived); |
3650 | Mangler.getStream() << "8"; |
3651 | } |
3652 | |
3653 | void MicrosoftMangleContextImpl::mangleCXXRTTIClassHierarchyDescriptor( |
3654 | const CXXRecordDecl *Derived, raw_ostream &Out) { |
3655 | msvc_hashing_ostream MHO(Out); |
3656 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3657 | Mangler.getStream() << "??_R3"; |
3658 | Mangler.mangleName(Derived); |
3659 | Mangler.getStream() << "8"; |
3660 | } |
3661 | |
3662 | void MicrosoftMangleContextImpl::mangleCXXRTTICompleteObjectLocator( |
3663 | const CXXRecordDecl *Derived, ArrayRef<const CXXRecordDecl *> BasePath, |
3664 | raw_ostream &Out) { |
3665 | |
3666 | |
3667 | |
3668 | |
3669 | llvm::SmallString<64> VFTableMangling; |
3670 | llvm::raw_svector_ostream Stream(VFTableMangling); |
3671 | mangleCXXVFTable(Derived, BasePath, Stream); |
3672 | |
3673 | if (VFTableMangling.startswith("??@")) { |
3674 | assert(VFTableMangling.endswith("@")); |
3675 | Out << VFTableMangling << "??_R4@"; |
3676 | return; |
3677 | } |
3678 | |
3679 | assert(VFTableMangling.startswith("??_7") || |
3680 | VFTableMangling.startswith("??_S")); |
3681 | |
3682 | Out << "??_R4" << VFTableMangling.str().drop_front(4); |
3683 | } |
3684 | |
3685 | void MicrosoftMangleContextImpl::mangleSEHFilterExpression( |
3686 | const NamedDecl *EnclosingDecl, raw_ostream &Out) { |
3687 | msvc_hashing_ostream MHO(Out); |
3688 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3689 | |
3690 | |
3691 | |
3692 | |
3693 | Mangler.getStream() << "?filt$" << SEHFilterIds[EnclosingDecl]++ << "@0@"; |
3694 | Mangler.mangleName(EnclosingDecl); |
3695 | } |
3696 | |
3697 | void MicrosoftMangleContextImpl::mangleSEHFinallyBlock( |
3698 | const NamedDecl *EnclosingDecl, raw_ostream &Out) { |
3699 | msvc_hashing_ostream MHO(Out); |
3700 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3701 | |
3702 | |
3703 | |
3704 | |
3705 | Mangler.getStream() << "?fin$" << SEHFinallyIds[EnclosingDecl]++ << "@0@"; |
3706 | Mangler.mangleName(EnclosingDecl); |
3707 | } |
3708 | |
3709 | void MicrosoftMangleContextImpl::mangleTypeName(QualType T, raw_ostream &Out) { |
3710 | |
3711 | |
3712 | MicrosoftCXXNameMangler Mangler(*this, Out); |
3713 | Mangler.getStream() << '?'; |
3714 | Mangler.mangleType(T, SourceRange()); |
3715 | } |
3716 | |
3717 | void MicrosoftMangleContextImpl::mangleReferenceTemporary( |
3718 | const VarDecl *VD, unsigned ManglingNumber, raw_ostream &Out) { |
3719 | msvc_hashing_ostream MHO(Out); |
3720 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3721 | |
3722 | Mangler.getStream() << "?$RT" << ManglingNumber << '@'; |
3723 | Mangler.mangle(VD, ""); |
3724 | } |
3725 | |
3726 | void MicrosoftMangleContextImpl::mangleThreadSafeStaticGuardVariable( |
3727 | const VarDecl *VD, unsigned GuardNum, raw_ostream &Out) { |
3728 | msvc_hashing_ostream MHO(Out); |
3729 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3730 | |
3731 | Mangler.getStream() << "?$TSS" << GuardNum << '@'; |
3732 | Mangler.mangleNestedName(VD); |
3733 | Mangler.getStream() << "@4HA"; |
3734 | } |
3735 | |
3736 | void MicrosoftMangleContextImpl::mangleStaticGuardVariable(const VarDecl *VD, |
3737 | raw_ostream &Out) { |
3738 | |
3739 | |
3740 | |
3741 | |
3742 | |
3743 | |
3744 | |
3745 | |
3746 | |
3747 | |
3748 | msvc_hashing_ostream MHO(Out); |
3749 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3750 | |
3751 | bool Visible = VD->isExternallyVisible(); |
3752 | if (Visible) { |
3753 | Mangler.getStream() << (VD->getTLSKind() ? "??__J" : "??_B"); |
3754 | } else { |
3755 | Mangler.getStream() << "?$S1@"; |
3756 | } |
3757 | unsigned ScopeDepth = 0; |
3758 | if (Visible && !getNextDiscriminator(VD, ScopeDepth)) |
3759 | |
3760 | |
3761 | |
3762 | Mangler.mangle(VD, ""); |
3763 | else |
3764 | Mangler.mangleNestedName(VD); |
3765 | Mangler.getStream() << (Visible ? "@5" : "@4IA"); |
3766 | if (ScopeDepth) |
3767 | Mangler.mangleNumber(ScopeDepth); |
3768 | } |
3769 | |
3770 | void MicrosoftMangleContextImpl::mangleInitFiniStub(const VarDecl *D, |
3771 | char CharCode, |
3772 | raw_ostream &Out) { |
3773 | msvc_hashing_ostream MHO(Out); |
3774 | MicrosoftCXXNameMangler Mangler(*this, MHO); |
3775 | Mangler.getStream() << "??__" << CharCode; |
3776 | if (D->isStaticDataMember()) { |
| |
3777 | Mangler.getStream() << '?'; |
3778 | Mangler.mangleName(D); |
3779 | Mangler.mangleVariableEncoding(D); |
3780 | Mangler.getStream() << "@@"; |
3781 | } else { |
3782 | Mangler.mangleName(D); |
| 3 | | Calling 'MicrosoftCXXNameMangler::mangleName' | |
|
3783 | } |
3784 | |
3785 | |
3786 | Mangler.getStream() << "YAXXZ"; |
3787 | } |
3788 | |
3789 | void MicrosoftMangleContextImpl::mangleDynamicInitializer(const VarDecl *D, |
3790 | raw_ostream &Out) { |
3791 | |
3792 | mangleInitFiniStub(D, 'E', Out); |
| 1 | Calling 'MicrosoftMangleContextImpl::mangleInitFiniStub' | |
|
3793 | } |
3794 | |
3795 | void |
3796 | MicrosoftMangleContextImpl::mangleDynamicAtExitDestructor(const VarDecl *D, |
3797 | raw_ostream &Out) { |
3798 | |
3799 | mangleInitFiniStub(D, 'F', Out); |
3800 | } |
3801 | |
3802 | void MicrosoftMangleContextImpl::mangleStringLiteral(const StringLiteral *SL, |
3803 | raw_ostream &Out) { |
3804 | |
3805 | |
3806 | |
3807 | |
3808 | |
3809 | |
3810 | |
3811 | |
3812 | |
3813 | |
3814 | |
3815 | |
3816 | |
3817 | |
3818 | |
3819 | |
3820 | |
3821 | |
3822 | |
3823 | MicrosoftCXXNameMangler Mangler(*this, Out); |
3824 | Mangler.getStream() << "??_C@_"; |
3825 | |
3826 | |
3827 | |
3828 | |
3829 | |
3830 | |
3831 | |
3832 | unsigned StringLength = getASTContext() |
3833 | .getAsConstantArrayType(SL->getType()) |
3834 | ->getSize() |
3835 | .getZExtValue(); |
3836 | unsigned StringByteLength = StringLength * SL->getCharByteWidth(); |
3837 | |
3838 | |
3839 | if (SL->isWide()) |
3840 | Mangler.getStream() << '1'; |
3841 | else |
3842 | Mangler.getStream() << '0'; |
3843 | |
3844 | |
3845 | |
3846 | Mangler.mangleNumber(StringByteLength); |
3847 | |
3848 | auto GetLittleEndianByte = [&SL](unsigned Index) { |
3849 | unsigned CharByteWidth = SL->getCharByteWidth(); |
3850 | if (Index / CharByteWidth >= SL->getLength()) |
3851 | return static_cast<char>(0); |
3852 | uint32_t CodeUnit = SL->getCodeUnit(Index / CharByteWidth); |
3853 | unsigned OffsetInCodeUnit = Index % CharByteWidth; |
3854 | return static_cast<char>((CodeUnit >> (8 * OffsetInCodeUnit)) & 0xff); |
3855 | }; |
3856 | |
3857 | auto GetBigEndianByte = [&SL](unsigned Index) { |
3858 | unsigned CharByteWidth = SL->getCharByteWidth(); |
3859 | if (Index / CharByteWidth >= SL->getLength()) |
3860 | return static_cast<char>(0); |
3861 | uint32_t CodeUnit = SL->getCodeUnit(Index / CharByteWidth); |
3862 | unsigned OffsetInCodeUnit = (CharByteWidth - 1) - (Index % CharByteWidth); |
3863 | return static_cast<char>((CodeUnit >> (8 * OffsetInCodeUnit)) & 0xff); |
3864 | }; |
3865 | |
3866 | |
3867 | llvm::JamCRC JC; |
3868 | for (unsigned I = 0, E = StringByteLength; I != E; ++I) |
3869 | JC.update(GetLittleEndianByte(I)); |
3870 | |
3871 | |
3872 | |
3873 | Mangler.mangleNumber(JC.getCRC()); |
3874 | |
3875 | |
3876 | |
3877 | |
3878 | |
3879 | auto MangleByte = [&Mangler](char Byte) { |
3880 | |
3881 | |
3882 | |
3883 | |
3884 | |
3885 | |
3886 | if (isIdentifierBody(Byte, true)) { |
3887 | Mangler.getStream() << Byte; |
3888 | } else if (isLetter(Byte & 0x7f)) { |
3889 | Mangler.getStream() << '?' << static_cast<char>(Byte & 0x7f); |
3890 | } else { |
3891 | const char SpecialChars[] = {',', '/', '\\', ':', '.', |
3892 | ' ', '\n', '\t', '\'', '-'}; |
3893 | const char *Pos = llvm::find(SpecialChars, Byte); |
3894 | if (Pos != std::end(SpecialChars)) { |
3895 | Mangler.getStream() << '?' << (Pos - std::begin(SpecialChars)); |
3896 | } else { |
3897 | Mangler.getStream() << "?$"; |
3898 | Mangler.getStream() << static_cast<char>('A' + ((Byte >> 4) & 0xf)); |
3899 | Mangler.getStream() << static_cast<char>('A' + (Byte & 0xf)); |
3900 | } |
3901 | } |
3902 | }; |
3903 | |
3904 | |
3905 | unsigned MaxBytesToMangle = SL->isWide() ? 64U : 32U; |
3906 | unsigned NumBytesToMangle = std::min(MaxBytesToMangle, StringByteLength); |
3907 | for (unsigned I = 0; I != NumBytesToMangle; ++I) { |
3908 | if (SL->isWide()) |
3909 | MangleByte(GetBigEndianByte(I)); |
3910 | else |
3911 | MangleByte(GetLittleEndianByte(I)); |
3912 | } |
3913 | |
3914 | Mangler.getStream() << '@'; |
3915 | } |
3916 | |
3917 | MicrosoftMangleContext * |
3918 | MicrosoftMangleContext::create(ASTContext &Context, DiagnosticsEngine &Diags) { |
3919 | return new MicrosoftMangleContextImpl(Context, Diags); |
3920 | } |