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CGDebugInfo.cpp (207632) CGDebugInfo.cpp (208600)
1//===--- CGDebugInfo.cpp - Emit Debug Information for a Module ------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//

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59 llvm::DenseMap<const Decl *, llvm::WeakVH>::iterator
60 I = RegionMap.find(Context);
61 if (I != RegionMap.end())
62 return llvm::DIDescriptor(dyn_cast_or_null<llvm::MDNode>(I->second));
63
64 // Check namespace.
65 if (const NamespaceDecl *NSDecl = dyn_cast<NamespaceDecl>(Context))
66 return llvm::DIDescriptor(getOrCreateNameSpace(NSDecl, CompileUnit));
1//===--- CGDebugInfo.cpp - Emit Debug Information for a Module ------------===//
2//
3// The LLVM Compiler Infrastructure
4//
5// This file is distributed under the University of Illinois Open Source
6// License. See LICENSE.TXT for details.
7//
8//===----------------------------------------------------------------------===//

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59 llvm::DenseMap<const Decl *, llvm::WeakVH>::iterator
60 I = RegionMap.find(Context);
61 if (I != RegionMap.end())
62 return llvm::DIDescriptor(dyn_cast_or_null<llvm::MDNode>(I->second));
63
64 // Check namespace.
65 if (const NamespaceDecl *NSDecl = dyn_cast<NamespaceDecl>(Context))
66 return llvm::DIDescriptor(getOrCreateNameSpace(NSDecl, CompileUnit));
67
67
68 if (const RecordDecl *RDecl = dyn_cast<RecordDecl>(Context)) {
69 if (!RDecl->isDependentType()) {
70 llvm::DIType Ty = getOrCreateType(CGM.getContext().getTypeDeclType(RDecl),
71 llvm::DIFile(CompileUnit));
72 return llvm::DIDescriptor(Ty);
73 }
74 }
68 return CompileUnit;
69}
70
71/// getFunctionName - Get function name for the given FunctionDecl. If the
72/// name is constructred on demand (e.g. C++ destructor) then the name
73/// is stored on the side.
74llvm::StringRef CGDebugInfo::getFunctionName(const FunctionDecl *FD) {
75 assert (FD && "Invalid FunctionDecl!");

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109 // FIXME: We shouldn't even need to call 'makeAbsolute()' in the cases
110 // where we can consult the FileEntry.
111 llvm::sys::Path AbsFileName(PLoc.getFilename());
112 AbsFileName.makeAbsolute();
113
114 llvm::DIFile F = DebugFactory.CreateFile(AbsFileName.getLast(),
115 AbsFileName.getDirname(), TheCU);
116
75 return CompileUnit;
76}
77
78/// getFunctionName - Get function name for the given FunctionDecl. If the
79/// name is constructred on demand (e.g. C++ destructor) then the name
80/// is stored on the side.
81llvm::StringRef CGDebugInfo::getFunctionName(const FunctionDecl *FD) {
82 assert (FD && "Invalid FunctionDecl!");

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116 // FIXME: We shouldn't even need to call 'makeAbsolute()' in the cases
117 // where we can consult the FileEntry.
118 llvm::sys::Path AbsFileName(PLoc.getFilename());
119 AbsFileName.makeAbsolute();
120
121 llvm::DIFile F = DebugFactory.CreateFile(AbsFileName.getLast(),
122 AbsFileName.getDirname(), TheCU);
123
117 DIFileCache[fname] = F.getNode();
124 DIFileCache[fname] = F;
118 return F;
119
120}
125 return F;
126
127}
128
129/// getLineNumber - Get line number for the location. If location is invalid
130/// then use current location.
131unsigned CGDebugInfo::getLineNumber(SourceLocation Loc) {
132 assert (CurLoc.isValid() && "Invalid current location!");
133 SourceManager &SM = CGM.getContext().getSourceManager();
134 PresumedLoc PLoc = SM.getPresumedLoc(Loc.isValid() ? Loc : CurLoc);
135 return PLoc.getLine();
136}
137
138/// getColumnNumber - Get column number for the location. If location is
139/// invalid then use current location.
140unsigned CGDebugInfo::getColumnNumber(SourceLocation Loc) {
141 assert (CurLoc.isValid() && "Invalid current location!");
142 SourceManager &SM = CGM.getContext().getSourceManager();
143 PresumedLoc PLoc = SM.getPresumedLoc(Loc.isValid() ? Loc : CurLoc);
144 return PLoc.getColumn();
145}
146
121/// CreateCompileUnit - Create new compile unit.
122void CGDebugInfo::CreateCompileUnit() {
123
124 // Get absolute path name.
125 SourceManager &SM = CGM.getContext().getSourceManager();
126 std::string MainFileName = CGM.getCodeGenOpts().MainFileName;
127 if (MainFileName.empty())
128 MainFileName = "<unknown>";

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322 FType = CGM.getContext().UnsignedLongTy;
323 EltTys.push_back(CreateMemberType(Unit, FType, "reserved", &FieldOffset));
324 EltTys.push_back(CreateMemberType(Unit, FType, "Size", &FieldOffset));
325
326 Elements = DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
327 EltTys.clear();
328
329 unsigned Flags = llvm::DIType::FlagAppleBlock;
147/// CreateCompileUnit - Create new compile unit.
148void CGDebugInfo::CreateCompileUnit() {
149
150 // Get absolute path name.
151 SourceManager &SM = CGM.getContext().getSourceManager();
152 std::string MainFileName = CGM.getCodeGenOpts().MainFileName;
153 if (MainFileName.empty())
154 MainFileName = "<unknown>";

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348 FType = CGM.getContext().UnsignedLongTy;
349 EltTys.push_back(CreateMemberType(Unit, FType, "reserved", &FieldOffset));
350 EltTys.push_back(CreateMemberType(Unit, FType, "Size", &FieldOffset));
351
352 Elements = DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
353 EltTys.clear();
354
355 unsigned Flags = llvm::DIType::FlagAppleBlock;
356 unsigned LineNo = getLineNumber(CurLoc);
330
331 EltTy = DebugFactory.CreateCompositeType(Tag, Unit, "__block_descriptor",
357
358 EltTy = DebugFactory.CreateCompositeType(Tag, Unit, "__block_descriptor",
332 Unit, 0, FieldOffset, 0, 0, Flags,
333 llvm::DIType(), Elements);
359 Unit, LineNo, FieldOffset, 0, 0,
360 Flags, llvm::DIType(), Elements);
334
335 // Bit size, align and offset of the type.
336 uint64_t Size = CGM.getContext().getTypeSize(Ty);
337 uint64_t Align = CGM.getContext().getTypeAlign(Ty);
338
339 DescTy = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_pointer_type,
340 Unit, "", Unit,
361
362 // Bit size, align and offset of the type.
363 uint64_t Size = CGM.getContext().getTypeSize(Ty);
364 uint64_t Align = CGM.getContext().getTypeAlign(Ty);
365
366 DescTy = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_pointer_type,
367 Unit, "", Unit,
341 0, Size, Align, 0, 0, EltTy);
368 LineNo, Size, Align, 0, 0, EltTy);
342
343 FieldOffset = 0;
344 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
345 EltTys.push_back(CreateMemberType(Unit, FType, "__isa", &FieldOffset));
346 FType = CGM.getContext().IntTy;
347 EltTys.push_back(CreateMemberType(Unit, FType, "__flags", &FieldOffset));
348 EltTys.push_back(CreateMemberType(Unit, FType, "__reserved", &FieldOffset));
349 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
350 EltTys.push_back(CreateMemberType(Unit, FType, "__FuncPtr", &FieldOffset));
351
352 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
353 FieldTy = DescTy;
354 FieldSize = CGM.getContext().getTypeSize(Ty);
355 FieldAlign = CGM.getContext().getTypeAlign(Ty);
356 FieldTy = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_member, Unit,
357 "__descriptor", Unit,
369
370 FieldOffset = 0;
371 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
372 EltTys.push_back(CreateMemberType(Unit, FType, "__isa", &FieldOffset));
373 FType = CGM.getContext().IntTy;
374 EltTys.push_back(CreateMemberType(Unit, FType, "__flags", &FieldOffset));
375 EltTys.push_back(CreateMemberType(Unit, FType, "__reserved", &FieldOffset));
376 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
377 EltTys.push_back(CreateMemberType(Unit, FType, "__FuncPtr", &FieldOffset));
378
379 FType = CGM.getContext().getPointerType(CGM.getContext().VoidTy);
380 FieldTy = DescTy;
381 FieldSize = CGM.getContext().getTypeSize(Ty);
382 FieldAlign = CGM.getContext().getTypeAlign(Ty);
383 FieldTy = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_member, Unit,
384 "__descriptor", Unit,
358 0, FieldSize, FieldAlign,
385 LineNo, FieldSize, FieldAlign,
359 FieldOffset, 0, FieldTy);
360 EltTys.push_back(FieldTy);
361
362 FieldOffset += FieldSize;
363 Elements = DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
364
365 EltTy = DebugFactory.CreateCompositeType(Tag, Unit, "__block_literal_generic",
386 FieldOffset, 0, FieldTy);
387 EltTys.push_back(FieldTy);
388
389 FieldOffset += FieldSize;
390 Elements = DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
391
392 EltTy = DebugFactory.CreateCompositeType(Tag, Unit, "__block_literal_generic",
366 Unit, 0, FieldOffset, 0, 0, Flags,
367 llvm::DIType(), Elements);
393 Unit, LineNo, FieldOffset, 0, 0,
394 Flags, llvm::DIType(), Elements);
368
369 BlockLiteralGenericSet = true;
370 BlockLiteralGeneric
371 = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_pointer_type, Unit,
372 "", Unit,
395
396 BlockLiteralGenericSet = true;
397 BlockLiteralGeneric
398 = DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_pointer_type, Unit,
399 "", Unit,
373 0, Size, Align, 0, 0, EltTy);
400 LineNo, Size, Align, 0, 0, EltTy);
374 return BlockLiteralGeneric;
375}
376
377llvm::DIType CGDebugInfo::CreateType(const TypedefType *Ty,
378 llvm::DIFile Unit) {
379 // Typedefs are derived from some other type. If we have a typedef of a
380 // typedef, make sure to emit the whole chain.
381 llvm::DIType Src = getOrCreateType(Ty->getDecl()->getUnderlyingType(), Unit);
382
383 // We don't set size information, but do specify where the typedef was
384 // declared.
401 return BlockLiteralGeneric;
402}
403
404llvm::DIType CGDebugInfo::CreateType(const TypedefType *Ty,
405 llvm::DIFile Unit) {
406 // Typedefs are derived from some other type. If we have a typedef of a
407 // typedef, make sure to emit the whole chain.
408 llvm::DIType Src = getOrCreateType(Ty->getDecl()->getUnderlyingType(), Unit);
409
410 // We don't set size information, but do specify where the typedef was
411 // declared.
385 SourceManager &SM = CGM.getContext().getSourceManager();
386 PresumedLoc PLoc = SM.getPresumedLoc(Ty->getDecl()->getLocation());
387 unsigned Line = PLoc.isInvalid() ? 0 : PLoc.getLine();
412 unsigned Line = getLineNumber(Ty->getDecl()->getLocation());
388
389 llvm::DIDescriptor TyContext
390 = getContextDescriptor(dyn_cast<Decl>(Ty->getDecl()->getDeclContext()),
391 Unit);
392 llvm::DIType DbgTy =
393 DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_typedef,
394 TyContext,
395 Ty->getDecl()->getName(), Unit,

--- 29 unchanged lines hidden (view full) ---

425}
426
427/// CollectRecordFields - A helper function to collect debug info for
428/// record fields. This is used while creating debug info entry for a Record.
429void CGDebugInfo::
430CollectRecordFields(const RecordDecl *RD, llvm::DIFile Unit,
431 llvm::SmallVectorImpl<llvm::DIDescriptor> &EltTys) {
432 unsigned FieldNo = 0;
413
414 llvm::DIDescriptor TyContext
415 = getContextDescriptor(dyn_cast<Decl>(Ty->getDecl()->getDeclContext()),
416 Unit);
417 llvm::DIType DbgTy =
418 DebugFactory.CreateDerivedType(llvm::dwarf::DW_TAG_typedef,
419 TyContext,
420 Ty->getDecl()->getName(), Unit,

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450}
451
452/// CollectRecordFields - A helper function to collect debug info for
453/// record fields. This is used while creating debug info entry for a Record.
454void CGDebugInfo::
455CollectRecordFields(const RecordDecl *RD, llvm::DIFile Unit,
456 llvm::SmallVectorImpl<llvm::DIDescriptor> &EltTys) {
457 unsigned FieldNo = 0;
433 SourceManager &SM = CGM.getContext().getSourceManager();
434 const ASTRecordLayout &RL = CGM.getContext().getASTRecordLayout(RD);
435 for (RecordDecl::field_iterator I = RD->field_begin(),
436 E = RD->field_end();
437 I != E; ++I, ++FieldNo) {
438 FieldDecl *Field = *I;
439 llvm::DIType FieldTy = getOrCreateType(Field->getType(), Unit);
440
441 llvm::StringRef FieldName = Field->getName();
442
443 // Ignore unnamed fields. Do not ignore unnamed records.
444 if (FieldName.empty() && !isa<RecordType>(Field->getType()))
445 continue;
446
447 // Get the location for the field.
458 const ASTRecordLayout &RL = CGM.getContext().getASTRecordLayout(RD);
459 for (RecordDecl::field_iterator I = RD->field_begin(),
460 E = RD->field_end();
461 I != E; ++I, ++FieldNo) {
462 FieldDecl *Field = *I;
463 llvm::DIType FieldTy = getOrCreateType(Field->getType(), Unit);
464
465 llvm::StringRef FieldName = Field->getName();
466
467 // Ignore unnamed fields. Do not ignore unnamed records.
468 if (FieldName.empty() && !isa<RecordType>(Field->getType()))
469 continue;
470
471 // Get the location for the field.
448 SourceLocation FieldDefLoc = Field->getLocation();
449 PresumedLoc PLoc = SM.getPresumedLoc(FieldDefLoc);
450 llvm::DIFile FieldDefUnit;
451 unsigned FieldLine = 0;
452
453 if (!PLoc.isInvalid()) {
454 FieldDefUnit = getOrCreateFile(FieldDefLoc);
455 FieldLine = PLoc.getLine();
456 }
457
472 llvm::DIFile FieldDefUnit = getOrCreateFile(Field->getLocation());
473 unsigned FieldLine = getLineNumber(Field->getLocation());
458 QualType FType = Field->getType();
459 uint64_t FieldSize = 0;
460 unsigned FieldAlign = 0;
461 if (!FType->isIncompleteArrayType()) {
462
463 // Bit size, align and offset of the type.
464 FieldSize = CGM.getContext().getTypeSize(FType);
465 Expr *BitWidth = Field->getBitWidth();

--- 35 unchanged lines hidden (view full) ---

501 Unit);
502
503 // Static methods do not need "this" pointer argument.
504 if (Method->isStatic())
505 return FnTy;
506
507 // Add "this" pointer.
508
474 QualType FType = Field->getType();
475 uint64_t FieldSize = 0;
476 unsigned FieldAlign = 0;
477 if (!FType->isIncompleteArrayType()) {
478
479 // Bit size, align and offset of the type.
480 FieldSize = CGM.getContext().getTypeSize(FType);
481 Expr *BitWidth = Field->getBitWidth();

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517 Unit);
518
519 // Static methods do not need "this" pointer argument.
520 if (Method->isStatic())
521 return FnTy;
522
523 // Add "this" pointer.
524
509 llvm::DIArray Args = llvm::DICompositeType(FnTy.getNode()).getTypeArray();
525 llvm::DIArray Args = llvm::DICompositeType(FnTy).getTypeArray();
510 assert (Args.getNumElements() && "Invalid number of arguments!");
511
512 llvm::SmallVector<llvm::DIDescriptor, 16> Elts;
513
514 // First element is always return type. For 'void' functions it is NULL.
515 Elts.push_back(Args.getElement(0));
516
517 // "this" pointer is always first argument.
518 ASTContext &Context = CGM.getContext();
519 QualType ThisPtr =
520 Context.getPointerType(Context.getTagDeclType(Method->getParent()));
521 llvm::DIType ThisPtrType =
522 DebugFactory.CreateArtificialType(getOrCreateType(ThisPtr, Unit));
526 assert (Args.getNumElements() && "Invalid number of arguments!");
527
528 llvm::SmallVector<llvm::DIDescriptor, 16> Elts;
529
530 // First element is always return type. For 'void' functions it is NULL.
531 Elts.push_back(Args.getElement(0));
532
533 // "this" pointer is always first argument.
534 ASTContext &Context = CGM.getContext();
535 QualType ThisPtr =
536 Context.getPointerType(Context.getTagDeclType(Method->getParent()));
537 llvm::DIType ThisPtrType =
538 DebugFactory.CreateArtificialType(getOrCreateType(ThisPtr, Unit));
523 TypeCache[ThisPtr.getAsOpaquePtr()] = ThisPtrType.getNode();
539 TypeCache[ThisPtr.getAsOpaquePtr()] = ThisPtrType;
524 Elts.push_back(ThisPtrType);
525
526 // Copy rest of the arguments.
527 for (unsigned i = 1, e = Args.getNumElements(); i != e; ++i)
528 Elts.push_back(Args.getElement(i));
529
530 llvm::DIArray EltTypeArray =
531 DebugFactory.GetOrCreateArray(Elts.data(), Elts.size());

--- 18 unchanged lines hidden (view full) ---

550 llvm::DIType MethodTy = getOrCreateMethodType(Method, Unit);
551
552 // Since a single ctor/dtor corresponds to multiple functions, it doesn't
553 // make sense to give a single ctor/dtor a linkage name.
554 MangleBuffer MethodLinkageName;
555 if (!IsCtorOrDtor)
556 CGM.getMangledName(MethodLinkageName, Method);
557
540 Elts.push_back(ThisPtrType);
541
542 // Copy rest of the arguments.
543 for (unsigned i = 1, e = Args.getNumElements(); i != e; ++i)
544 Elts.push_back(Args.getElement(i));
545
546 llvm::DIArray EltTypeArray =
547 DebugFactory.GetOrCreateArray(Elts.data(), Elts.size());

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566 llvm::DIType MethodTy = getOrCreateMethodType(Method, Unit);
567
568 // Since a single ctor/dtor corresponds to multiple functions, it doesn't
569 // make sense to give a single ctor/dtor a linkage name.
570 MangleBuffer MethodLinkageName;
571 if (!IsCtorOrDtor)
572 CGM.getMangledName(MethodLinkageName, Method);
573
558 SourceManager &SM = CGM.getContext().getSourceManager();
559
560 // Get the location for the method.
574 // Get the location for the method.
561 SourceLocation MethodDefLoc = Method->getLocation();
562 PresumedLoc PLoc = SM.getPresumedLoc(MethodDefLoc);
563 llvm::DIFile MethodDefUnit;
564 unsigned MethodLine = 0;
575 llvm::DIFile MethodDefUnit = getOrCreateFile(Method->getLocation());
576 unsigned MethodLine = getLineNumber(Method->getLocation());
565
577
566 if (!PLoc.isInvalid()) {
567 MethodDefUnit = getOrCreateFile(MethodDefLoc);
568 MethodLine = PLoc.getLine();
569 }
570
571 // Collect virtual method info.
572 llvm::DIType ContainingType;
573 unsigned Virtuality = 0;
574 unsigned VIndex = 0;
575
576 if (Method->isVirtual()) {
577 if (Method->isPure())
578 Virtuality = llvm::dwarf::DW_VIRTUALITY_pure_virtual;

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592 MethodDefUnit, MethodLine,
593 MethodTy, /*isLocalToUnit=*/false,
594 Method->isThisDeclarationADefinition(),
595 Virtuality, VIndex, ContainingType);
596
597 // Don't cache ctors or dtors since we have to emit multiple functions for
598 // a single ctor or dtor.
599 if (!IsCtorOrDtor && Method->isThisDeclarationADefinition())
578 // Collect virtual method info.
579 llvm::DIType ContainingType;
580 unsigned Virtuality = 0;
581 unsigned VIndex = 0;
582
583 if (Method->isVirtual()) {
584 if (Method->isPure())
585 Virtuality = llvm::dwarf::DW_VIRTUALITY_pure_virtual;

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599 MethodDefUnit, MethodLine,
600 MethodTy, /*isLocalToUnit=*/false,
601 Method->isThisDeclarationADefinition(),
602 Virtuality, VIndex, ContainingType);
603
604 // Don't cache ctors or dtors since we have to emit multiple functions for
605 // a single ctor or dtor.
606 if (!IsCtorOrDtor && Method->isThisDeclarationADefinition())
600 SPCache[Method] = llvm::WeakVH(SP.getNode());
607 SPCache[Method] = llvm::WeakVH(SP);
601
602 return SP;
603}
604
605/// CollectCXXMemberFunctions - A helper function to collect debug info for
606/// C++ member functions.This is used while creating debug info entry for
607/// a Record.
608void CGDebugInfo::

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736 Tag = llvm::dwarf::DW_TAG_structure_type;
737 else if (RD->isUnion())
738 Tag = llvm::dwarf::DW_TAG_union_type;
739 else {
740 assert(RD->isClass() && "Unknown RecordType!");
741 Tag = llvm::dwarf::DW_TAG_class_type;
742 }
743
608
609 return SP;
610}
611
612/// CollectCXXMemberFunctions - A helper function to collect debug info for
613/// C++ member functions.This is used while creating debug info entry for
614/// a Record.
615void CGDebugInfo::

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743 Tag = llvm::dwarf::DW_TAG_structure_type;
744 else if (RD->isUnion())
745 Tag = llvm::dwarf::DW_TAG_union_type;
746 else {
747 assert(RD->isClass() && "Unknown RecordType!");
748 Tag = llvm::dwarf::DW_TAG_class_type;
749 }
750
744 SourceManager &SM = CGM.getContext().getSourceManager();
745
746 // Get overall information about the record type for the debug info.
751 // Get overall information about the record type for the debug info.
747 PresumedLoc PLoc = SM.getPresumedLoc(RD->getLocation());
748 llvm::DIFile DefUnit;
749 unsigned Line = 0;
750 if (!PLoc.isInvalid()) {
751 DefUnit = getOrCreateFile(RD->getLocation());
752 Line = PLoc.getLine();
753 }
752 llvm::DIFile DefUnit = getOrCreateFile(RD->getLocation());
753 unsigned Line = getLineNumber(RD->getLocation());
754
755 // Records and classes and unions can all be recursive. To handle them, we
756 // first generate a debug descriptor for the struct as a forward declaration.
757 // Then (if it is a definition) we go through and get debug info for all of
758 // its members. Finally, we create a descriptor for the complete type (which
759 // may refer to the forward decl if the struct is recursive) and replace all
760 // uses of the forward declaration with the final definition.
761

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769 DebugFactory.CreateCompositeType(Tag, FDContext, FwdDeclName,
770 DefUnit, Line, 0, 0, 0, 0,
771 llvm::DIType(), llvm::DIArray());
772
773 // If this is just a forward declaration, return it.
774 if (!RD->getDefinition())
775 return FwdDecl;
776
754
755 // Records and classes and unions can all be recursive. To handle them, we
756 // first generate a debug descriptor for the struct as a forward declaration.
757 // Then (if it is a definition) we go through and get debug info for all of
758 // its members. Finally, we create a descriptor for the complete type (which
759 // may refer to the forward decl if the struct is recursive) and replace all
760 // uses of the forward declaration with the final definition.
761

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769 DebugFactory.CreateCompositeType(Tag, FDContext, FwdDeclName,
770 DefUnit, Line, 0, 0, 0, 0,
771 llvm::DIType(), llvm::DIArray());
772
773 // If this is just a forward declaration, return it.
774 if (!RD->getDefinition())
775 return FwdDecl;
776
777 llvm::TrackingVH<llvm::MDNode> FwdDeclNode = FwdDecl.getNode();
777 llvm::MDNode *MN = FwdDecl;
778 llvm::TrackingVH<llvm::MDNode> FwdDeclNode = MN;
778 // Otherwise, insert it into the TypeCache so that recursive uses will find
779 // it.
779 // Otherwise, insert it into the TypeCache so that recursive uses will find
780 // it.
780 TypeCache[QualType(Ty, 0).getAsOpaquePtr()] = FwdDecl.getNode();
781 TypeCache[QualType(Ty, 0).getAsOpaquePtr()] = FwdDecl;
781 // Push the struct on region stack.
782 // Push the struct on region stack.
782 RegionStack.push_back(FwdDecl.getNode());
783 RegionMap[Ty->getDecl()] = llvm::WeakVH(FwdDecl.getNode());
783 RegionStack.push_back(FwdDeclNode);
784 RegionMap[Ty->getDecl()] = llvm::WeakVH(FwdDecl);
784
785 // Convert all the elements.
786 llvm::SmallVector<llvm::DIDescriptor, 16> EltTys;
787
788 const CXXRecordDecl *CXXDecl = dyn_cast<CXXRecordDecl>(RD);
789 if (CXXDecl) {
790 CollectCXXBases(CXXDecl, Unit, EltTys, FwdDecl);
791 CollectVTableInfo(CXXDecl, Unit, EltTys);
792 }
793 CollectRecordFields(RD, Unit, EltTys);
794 llvm::MDNode *ContainingType = NULL;
795 if (CXXDecl) {
796 CollectCXXMemberFunctions(CXXDecl, Unit, EltTys, FwdDecl);
797
798 // A class's primary base or the class itself contains the vtable.
799 const ASTRecordLayout &RL = CGM.getContext().getASTRecordLayout(RD);
800 if (const CXXRecordDecl *PBase = RL.getPrimaryBase())
801 ContainingType =
785
786 // Convert all the elements.
787 llvm::SmallVector<llvm::DIDescriptor, 16> EltTys;
788
789 const CXXRecordDecl *CXXDecl = dyn_cast<CXXRecordDecl>(RD);
790 if (CXXDecl) {
791 CollectCXXBases(CXXDecl, Unit, EltTys, FwdDecl);
792 CollectVTableInfo(CXXDecl, Unit, EltTys);
793 }
794 CollectRecordFields(RD, Unit, EltTys);
795 llvm::MDNode *ContainingType = NULL;
796 if (CXXDecl) {
797 CollectCXXMemberFunctions(CXXDecl, Unit, EltTys, FwdDecl);
798
799 // A class's primary base or the class itself contains the vtable.
800 const ASTRecordLayout &RL = CGM.getContext().getASTRecordLayout(RD);
801 if (const CXXRecordDecl *PBase = RL.getPrimaryBase())
802 ContainingType =
802 getOrCreateType(QualType(PBase->getTypeForDecl(), 0), Unit).getNode();
803 getOrCreateType(QualType(PBase->getTypeForDecl(), 0), Unit);
803 else if (CXXDecl->isDynamicClass())
804 else if (CXXDecl->isDynamicClass())
804 ContainingType = FwdDecl.getNode();
805 ContainingType = FwdDecl;
805 }
806
807 llvm::DIArray Elements =
808 DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
809
810 // Bit size, align and offset of the type.
811 uint64_t Size = CGM.getContext().getTypeSize(Ty);
812 uint64_t Align = CGM.getContext().getTypeAlign(Ty);

--- 11 unchanged lines hidden (view full) ---

824 RD->getName(),
825 DefUnit, Line, Size, Align, 0, 0,
826 llvm::DIType(), Elements,
827 0, ContainingType);
828
829 // Now that we have a real decl for the struct, replace anything using the
830 // old decl with the new one. This will recursively update the debug info.
831 llvm::DIDerivedType(FwdDeclNode).replaceAllUsesWith(RealDecl);
806 }
807
808 llvm::DIArray Elements =
809 DebugFactory.GetOrCreateArray(EltTys.data(), EltTys.size());
810
811 // Bit size, align and offset of the type.
812 uint64_t Size = CGM.getContext().getTypeSize(Ty);
813 uint64_t Align = CGM.getContext().getTypeAlign(Ty);

--- 11 unchanged lines hidden (view full) ---

825 RD->getName(),
826 DefUnit, Line, Size, Align, 0, 0,
827 llvm::DIType(), Elements,
828 0, ContainingType);
829
830 // Now that we have a real decl for the struct, replace anything using the
831 // old decl with the new one. This will recursively update the debug info.
832 llvm::DIDerivedType(FwdDeclNode).replaceAllUsesWith(RealDecl);
832 RegionMap[RD] = llvm::WeakVH(RealDecl.getNode());
833 RegionMap[RD] = llvm::WeakVH(RealDecl);
833 return RealDecl;
834}
835
834 return RealDecl;
835}
836
837/// CreateType - get objective-c object type.
838llvm::DIType CGDebugInfo::CreateType(const ObjCObjectType *Ty,
839 llvm::DIFile Unit) {
840 // Ignore protocols.
841 return getOrCreateType(Ty->getBaseType(), Unit);
842}
843
836/// CreateType - get objective-c interface type.
837llvm::DIType CGDebugInfo::CreateType(const ObjCInterfaceType *Ty,
838 llvm::DIFile Unit) {
839 ObjCInterfaceDecl *ID = Ty->getDecl();
844/// CreateType - get objective-c interface type.
845llvm::DIType CGDebugInfo::CreateType(const ObjCInterfaceType *Ty,
846 llvm::DIFile Unit) {
847 ObjCInterfaceDecl *ID = Ty->getDecl();
840
841 unsigned Tag = llvm::dwarf::DW_TAG_structure_type;
848 unsigned Tag = llvm::dwarf::DW_TAG_structure_type;
842 SourceManager &SM = CGM.getContext().getSourceManager();
843
844 // Get overall information about the record type for the debug info.
845 llvm::DIFile DefUnit = getOrCreateFile(ID->getLocation());
849
850 // Get overall information about the record type for the debug info.
851 llvm::DIFile DefUnit = getOrCreateFile(ID->getLocation());
846 PresumedLoc PLoc = SM.getPresumedLoc(ID->getLocation());
847 unsigned Line = PLoc.isInvalid() ? 0 : PLoc.getLine();
848
849
852 unsigned Line = getLineNumber(ID->getLocation());
850 unsigned RuntimeLang = TheCU.getLanguage();
851
852 // To handle recursive interface, we
853 // first generate a debug descriptor for the struct as a forward declaration.
854 // Then (if it is a definition) we go through and get debug info for all of
855 // its members. Finally, we create a descriptor for the complete type (which
856 // may refer to the forward decl if the struct is recursive) and replace all
857 // uses of the forward declaration with the final definition.
858 llvm::DICompositeType FwdDecl =
859 DebugFactory.CreateCompositeType(Tag, Unit, ID->getName(),
860 DefUnit, Line, 0, 0, 0, 0,
861 llvm::DIType(), llvm::DIArray(),
862 RuntimeLang);
863
864 // If this is just a forward declaration, return it.
865 if (ID->isForwardDecl())
866 return FwdDecl;
867
853 unsigned RuntimeLang = TheCU.getLanguage();
854
855 // To handle recursive interface, we
856 // first generate a debug descriptor for the struct as a forward declaration.
857 // Then (if it is a definition) we go through and get debug info for all of
858 // its members. Finally, we create a descriptor for the complete type (which
859 // may refer to the forward decl if the struct is recursive) and replace all
860 // uses of the forward declaration with the final definition.
861 llvm::DICompositeType FwdDecl =
862 DebugFactory.CreateCompositeType(Tag, Unit, ID->getName(),
863 DefUnit, Line, 0, 0, 0, 0,
864 llvm::DIType(), llvm::DIArray(),
865 RuntimeLang);
866
867 // If this is just a forward declaration, return it.
868 if (ID->isForwardDecl())
869 return FwdDecl;
870
868 llvm::TrackingVH<llvm::MDNode> FwdDeclNode = FwdDecl.getNode();
871 llvm::MDNode *MN = FwdDecl;
872 llvm::TrackingVH<llvm::MDNode> FwdDeclNode = MN;
869 // Otherwise, insert it into the TypeCache so that recursive uses will find
870 // it.
873 // Otherwise, insert it into the TypeCache so that recursive uses will find
874 // it.
871 TypeCache[QualType(Ty, 0).getAsOpaquePtr()] = FwdDecl.getNode();
875 TypeCache[QualType(Ty, 0).getAsOpaquePtr()] = FwdDecl;
872 // Push the struct on region stack.
876 // Push the struct on region stack.
873 RegionStack.push_back(FwdDecl.getNode());
874 RegionMap[Ty->getDecl()] = llvm::WeakVH(FwdDecl.getNode());
877 RegionStack.push_back(FwdDeclNode);
878 RegionMap[Ty->getDecl()] = llvm::WeakVH(FwdDecl);
875
876 // Convert all the elements.
877 llvm::SmallVector<llvm::DIDescriptor, 16> EltTys;
878
879 ObjCInterfaceDecl *SClass = ID->getSuperClass();
880 if (SClass) {
881 llvm::DIType SClassTy =
882 getOrCreateType(CGM.getContext().getObjCInterfaceType(SClass), Unit);

--- 14 unchanged lines hidden (view full) ---

897
898 llvm::StringRef FieldName = Field->getName();
899
900 // Ignore unnamed fields.
901 if (FieldName.empty())
902 continue;
903
904 // Get the location for the field.
879
880 // Convert all the elements.
881 llvm::SmallVector<llvm::DIDescriptor, 16> EltTys;
882
883 ObjCInterfaceDecl *SClass = ID->getSuperClass();
884 if (SClass) {
885 llvm::DIType SClassTy =
886 getOrCreateType(CGM.getContext().getObjCInterfaceType(SClass), Unit);

--- 14 unchanged lines hidden (view full) ---

901
902 llvm::StringRef FieldName = Field->getName();
903
904 // Ignore unnamed fields.
905 if (FieldName.empty())
906 continue;
907
908 // Get the location for the field.
905 SourceLocation FieldDefLoc = Field->getLocation();
906 llvm::DIFile FieldDefUnit = getOrCreateFile(FieldDefLoc);
907 PresumedLoc PLoc = SM.getPresumedLoc(FieldDefLoc);
908 unsigned FieldLine = PLoc.isInvalid() ? 0 : PLoc.getLine();
909
910
909 llvm::DIFile FieldDefUnit = getOrCreateFile(Field->getLocation());
910 unsigned FieldLine = getLineNumber(Field->getLocation());
911 QualType FType = Field->getType();
912 uint64_t FieldSize = 0;
913 unsigned FieldAlign = 0;
914
915 if (!FType->isIncompleteArrayType()) {
916
917 // Bit size, align and offset of the type.
918 FieldSize = CGM.getContext().getTypeSize(FType);

--- 38 unchanged lines hidden (view full) ---

957 llvm::DICompositeType RealDecl =
958 DebugFactory.CreateCompositeType(Tag, Unit, ID->getName(), DefUnit,
959 Line, Size, Align, 0, 0, llvm::DIType(),
960 Elements, RuntimeLang);
961
962 // Now that we have a real decl for the struct, replace anything using the
963 // old decl with the new one. This will recursively update the debug info.
964 llvm::DIDerivedType(FwdDeclNode).replaceAllUsesWith(RealDecl);
911 QualType FType = Field->getType();
912 uint64_t FieldSize = 0;
913 unsigned FieldAlign = 0;
914
915 if (!FType->isIncompleteArrayType()) {
916
917 // Bit size, align and offset of the type.
918 FieldSize = CGM.getContext().getTypeSize(FType);

--- 38 unchanged lines hidden (view full) ---

957 llvm::DICompositeType RealDecl =
958 DebugFactory.CreateCompositeType(Tag, Unit, ID->getName(), DefUnit,
959 Line, Size, Align, 0, 0, llvm::DIType(),
960 Elements, RuntimeLang);
961
962 // Now that we have a real decl for the struct, replace anything using the
963 // old decl with the new one. This will recursively update the debug info.
964 llvm::DIDerivedType(FwdDeclNode).replaceAllUsesWith(RealDecl);
965 RegionMap[ID] = llvm::WeakVH(RealDecl.getNode());
965 RegionMap[ID] = llvm::WeakVH(RealDecl);
966
967 return RealDecl;
968}
969
970llvm::DIType CGDebugInfo::CreateType(const EnumType *Ty,
971 llvm::DIFile Unit) {
972 EnumDecl *ED = Ty->getDecl();
973

--- 6 unchanged lines hidden (view full) ---

980 Enumerators.push_back(DebugFactory.CreateEnumerator(Enum->getName(),
981 Enum->getInitVal().getZExtValue()));
982 }
983
984 // Return a CompositeType for the enum itself.
985 llvm::DIArray EltArray =
986 DebugFactory.GetOrCreateArray(Enumerators.data(), Enumerators.size());
987
966
967 return RealDecl;
968}
969
970llvm::DIType CGDebugInfo::CreateType(const EnumType *Ty,
971 llvm::DIFile Unit) {
972 EnumDecl *ED = Ty->getDecl();
973

--- 6 unchanged lines hidden (view full) ---

980 Enumerators.push_back(DebugFactory.CreateEnumerator(Enum->getName(),
981 Enum->getInitVal().getZExtValue()));
982 }
983
984 // Return a CompositeType for the enum itself.
985 llvm::DIArray EltArray =
986 DebugFactory.GetOrCreateArray(Enumerators.data(), Enumerators.size());
987
988 SourceLocation DefLoc = ED->getLocation();
989 llvm::DIFile DefUnit = getOrCreateFile(DefLoc);
990 SourceManager &SM = CGM.getContext().getSourceManager();
991 PresumedLoc PLoc = SM.getPresumedLoc(DefLoc);
992 unsigned Line = PLoc.isInvalid() ? 0 : PLoc.getLine();
988 llvm::DIFile DefUnit = getOrCreateFile(ED->getLocation());
989 unsigned Line = getLineNumber(ED->getLocation());
993
990
994
995 // Size and align of the type.
996 uint64_t Size = 0;
997 unsigned Align = 0;
998 if (!Ty->isIncompleteType()) {
999 Size = CGM.getContext().getTypeSize(Ty);
1000 Align = CGM.getContext().getTypeAlign(Ty);
1001 }
1002

--- 144 unchanged lines hidden (view full) ---

1147 break;
1148 }
1149 case Type::TypeOf:
1150 T = cast<TypeOfType>(T)->getUnderlyingType();
1151 break;
1152 case Type::Decltype:
1153 T = cast<DecltypeType>(T)->getUnderlyingType();
1154 break;
991 // Size and align of the type.
992 uint64_t Size = 0;
993 unsigned Align = 0;
994 if (!Ty->isIncompleteType()) {
995 Size = CGM.getContext().getTypeSize(Ty);
996 Align = CGM.getContext().getTypeAlign(Ty);
997 }
998

--- 144 unchanged lines hidden (view full) ---

1143 break;
1144 }
1145 case Type::TypeOf:
1146 T = cast<TypeOfType>(T)->getUnderlyingType();
1147 break;
1148 case Type::Decltype:
1149 T = cast<DecltypeType>(T)->getUnderlyingType();
1150 break;
1155 case Type::QualifiedName:
1156 T = cast<QualifiedNameType>(T)->getNamedType();
1151 case Type::Elaborated:
1152 T = cast<ElaboratedType>(T)->getNamedType();
1157 break;
1158 case Type::SubstTemplateTypeParm:
1159 T = cast<SubstTemplateTypeParmType>(T)->getReplacementType();
1160 break;
1153 break;
1154 case Type::SubstTemplateTypeParm:
1155 T = cast<SubstTemplateTypeParmType>(T)->getReplacementType();
1156 break;
1161 case Type::Elaborated:
1162 T = cast<ElaboratedType>(T)->getUnderlyingType();
1163 break;
1164 }
1165
1166 assert(T != LastT && "Type unwrapping failed to unwrap!");
1167 if (T == LastT)
1168 return T;
1169 } while (true);
1170
1171 return T;

--- 17 unchanged lines hidden (view full) ---

1189 if (&*it->second)
1190 return llvm::DIType(cast<llvm::MDNode>(it->second));
1191 }
1192
1193 // Otherwise create the type.
1194 llvm::DIType Res = CreateTypeNode(Ty, Unit);
1195
1196 // And update the type cache.
1157 }
1158
1159 assert(T != LastT && "Type unwrapping failed to unwrap!");
1160 if (T == LastT)
1161 return T;
1162 } while (true);
1163
1164 return T;

--- 17 unchanged lines hidden (view full) ---

1182 if (&*it->second)
1183 return llvm::DIType(cast<llvm::MDNode>(it->second));
1184 }
1185
1186 // Otherwise create the type.
1187 llvm::DIType Res = CreateTypeNode(Ty, Unit);
1188
1189 // And update the type cache.
1197 TypeCache[Ty.getAsOpaquePtr()] = Res.getNode();
1190 TypeCache[Ty.getAsOpaquePtr()] = Res;
1198 return Res;
1199}
1200
1201/// CreateTypeNode - Create a new debug type node.
1202llvm::DIType CGDebugInfo::CreateTypeNode(QualType Ty,
1203 llvm::DIFile Unit) {
1204 // Handle qualifiers, which recursively handles what they refer to.
1205 if (Ty.hasLocalQualifiers())

--- 13 unchanged lines hidden (view full) ---

1219 // FIXME: Handle these.
1220 case Type::ExtVector:
1221 return llvm::DIType();
1222
1223 case Type::Vector:
1224 return CreateType(cast<VectorType>(Ty), Unit);
1225 case Type::ObjCObjectPointer:
1226 return CreateType(cast<ObjCObjectPointerType>(Ty), Unit);
1191 return Res;
1192}
1193
1194/// CreateTypeNode - Create a new debug type node.
1195llvm::DIType CGDebugInfo::CreateTypeNode(QualType Ty,
1196 llvm::DIFile Unit) {
1197 // Handle qualifiers, which recursively handles what they refer to.
1198 if (Ty.hasLocalQualifiers())

--- 13 unchanged lines hidden (view full) ---

1212 // FIXME: Handle these.
1213 case Type::ExtVector:
1214 return llvm::DIType();
1215
1216 case Type::Vector:
1217 return CreateType(cast<VectorType>(Ty), Unit);
1218 case Type::ObjCObjectPointer:
1219 return CreateType(cast<ObjCObjectPointerType>(Ty), Unit);
1220 case Type::ObjCObject:
1221 return CreateType(cast<ObjCObjectType>(Ty), Unit);
1227 case Type::ObjCInterface:
1228 return CreateType(cast<ObjCInterfaceType>(Ty), Unit);
1229 case Type::Builtin: return CreateType(cast<BuiltinType>(Ty), Unit);
1230 case Type::Complex: return CreateType(cast<ComplexType>(Ty), Unit);
1231 case Type::Pointer: return CreateType(cast<PointerType>(Ty), Unit);
1232 case Type::BlockPointer:
1233 return CreateType(cast<BlockPointerType>(Ty), Unit);
1234 case Type::Typedef: return CreateType(cast<TypedefType>(Ty), Unit);

--- 11 unchanged lines hidden (view full) ---

1246 case Type::LValueReference:
1247 return CreateType(cast<LValueReferenceType>(Ty), Unit);
1248
1249 case Type::MemberPointer:
1250 return CreateType(cast<MemberPointerType>(Ty), Unit);
1251
1252 case Type::TemplateSpecialization:
1253 case Type::Elaborated:
1222 case Type::ObjCInterface:
1223 return CreateType(cast<ObjCInterfaceType>(Ty), Unit);
1224 case Type::Builtin: return CreateType(cast<BuiltinType>(Ty), Unit);
1225 case Type::Complex: return CreateType(cast<ComplexType>(Ty), Unit);
1226 case Type::Pointer: return CreateType(cast<PointerType>(Ty), Unit);
1227 case Type::BlockPointer:
1228 return CreateType(cast<BlockPointerType>(Ty), Unit);
1229 case Type::Typedef: return CreateType(cast<TypedefType>(Ty), Unit);

--- 11 unchanged lines hidden (view full) ---

1241 case Type::LValueReference:
1242 return CreateType(cast<LValueReferenceType>(Ty), Unit);
1243
1244 case Type::MemberPointer:
1245 return CreateType(cast<MemberPointerType>(Ty), Unit);
1246
1247 case Type::TemplateSpecialization:
1248 case Type::Elaborated:
1254 case Type::QualifiedName:
1255 case Type::SubstTemplateTypeParm:
1256 case Type::TypeOfExpr:
1257 case Type::TypeOf:
1258 case Type::Decltype:
1259 llvm_unreachable("type should have been unwrapped!");
1260 return llvm::DIType();
1261
1262 case Type::RValueReference:

--- 36 unchanged lines hidden (view full) ---

1299
1300 const Decl *D = GD.getDecl();
1301 if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
1302 // If there is a DISubprogram for this function available then use it.
1303 llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator
1304 FI = SPCache.find(FD);
1305 if (FI != SPCache.end()) {
1306 llvm::DIDescriptor SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
1249 case Type::SubstTemplateTypeParm:
1250 case Type::TypeOfExpr:
1251 case Type::TypeOf:
1252 case Type::Decltype:
1253 llvm_unreachable("type should have been unwrapped!");
1254 return llvm::DIType();
1255
1256 case Type::RValueReference:

--- 36 unchanged lines hidden (view full) ---

1293
1294 const Decl *D = GD.getDecl();
1295 if (const FunctionDecl *FD = dyn_cast<FunctionDecl>(D)) {
1296 // If there is a DISubprogram for this function available then use it.
1297 llvm::DenseMap<const FunctionDecl *, llvm::WeakVH>::iterator
1298 FI = SPCache.find(FD);
1299 if (FI != SPCache.end()) {
1300 llvm::DIDescriptor SP(dyn_cast_or_null<llvm::MDNode>(FI->second));
1307 if (SP.isSubprogram() && llvm::DISubprogram(SP.getNode()).isDefinition()) {
1308 RegionStack.push_back(SP.getNode());
1309 RegionMap[D] = llvm::WeakVH(SP.getNode());
1301 if (SP.isSubprogram() && llvm::DISubprogram(SP).isDefinition()) {
1302 llvm::MDNode *SPN = SP;
1303 RegionStack.push_back(SPN);
1304 RegionMap[D] = llvm::WeakVH(SP);
1310 return;
1311 }
1312 }
1313 Name = getFunctionName(FD);
1314 // Use mangled name as linkage name for c/c++ functions.
1315 CGM.getMangledName(LinkageName, GD);
1316 } else {
1317 // Use llvm function name as linkage name.
1318 Name = Fn->getName();
1319 LinkageName.setString(Name);
1320 }
1321 if (!Name.empty() && Name[0] == '\01')
1322 Name = Name.substr(1);
1323
1324 // It is expected that CurLoc is set before using EmitFunctionStart.
1325 // Usually, CurLoc points to the left bracket location of compound
1326 // statement representing function body.
1327 llvm::DIFile Unit = getOrCreateFile(CurLoc);
1305 return;
1306 }
1307 }
1308 Name = getFunctionName(FD);
1309 // Use mangled name as linkage name for c/c++ functions.
1310 CGM.getMangledName(LinkageName, GD);
1311 } else {
1312 // Use llvm function name as linkage name.
1313 Name = Fn->getName();
1314 LinkageName.setString(Name);
1315 }
1316 if (!Name.empty() && Name[0] == '\01')
1317 Name = Name.substr(1);
1318
1319 // It is expected that CurLoc is set before using EmitFunctionStart.
1320 // Usually, CurLoc points to the left bracket location of compound
1321 // statement representing function body.
1322 llvm::DIFile Unit = getOrCreateFile(CurLoc);
1328 SourceManager &SM = CGM.getContext().getSourceManager();
1329 unsigned LineNo = SM.getPresumedLoc(CurLoc).getLine();
1323 unsigned LineNo = getLineNumber(CurLoc);
1330
1331 llvm::DISubprogram SP =
1332 DebugFactory.CreateSubprogram(Unit, Name, Name, LinkageName, Unit, LineNo,
1333 getOrCreateType(FnType, Unit),
1334 Fn->hasInternalLinkage(), true/*definition*/);
1335
1336 // Push function on region stack.
1324
1325 llvm::DISubprogram SP =
1326 DebugFactory.CreateSubprogram(Unit, Name, Name, LinkageName, Unit, LineNo,
1327 getOrCreateType(FnType, Unit),
1328 Fn->hasInternalLinkage(), true/*definition*/);
1329
1330 // Push function on region stack.
1337 RegionStack.push_back(SP.getNode());
1338 RegionMap[D] = llvm::WeakVH(SP.getNode());
1331 llvm::MDNode *SPN = SP;
1332 RegionStack.push_back(SPN);
1333 RegionMap[D] = llvm::WeakVH(SP);
1339}
1340
1341
1342void CGDebugInfo::EmitStopPoint(llvm::Function *Fn, CGBuilderTy &Builder) {
1343 if (CurLoc.isInvalid() || CurLoc.isMacroID()) return;
1344
1345 // Don't bother if things are the same as last time.
1346 SourceManager &SM = CGM.getContext().getSourceManager();
1347 if (CurLoc == PrevLoc
1348 || (SM.getInstantiationLineNumber(CurLoc) ==
1349 SM.getInstantiationLineNumber(PrevLoc)
1350 && SM.isFromSameFile(CurLoc, PrevLoc)))
1351 // New Builder may not be in sync with CGDebugInfo.
1352 if (!Builder.getCurrentDebugLocation().isUnknown())
1353 return;
1354
1355 // Update last state.
1356 PrevLoc = CurLoc;
1357
1334}
1335
1336
1337void CGDebugInfo::EmitStopPoint(llvm::Function *Fn, CGBuilderTy &Builder) {
1338 if (CurLoc.isInvalid() || CurLoc.isMacroID()) return;
1339
1340 // Don't bother if things are the same as last time.
1341 SourceManager &SM = CGM.getContext().getSourceManager();
1342 if (CurLoc == PrevLoc
1343 || (SM.getInstantiationLineNumber(CurLoc) ==
1344 SM.getInstantiationLineNumber(PrevLoc)
1345 && SM.isFromSameFile(CurLoc, PrevLoc)))
1346 // New Builder may not be in sync with CGDebugInfo.
1347 if (!Builder.getCurrentDebugLocation().isUnknown())
1348 return;
1349
1350 // Update last state.
1351 PrevLoc = CurLoc;
1352
1358 // Get the appropriate compile unit.
1359 llvm::DIFile Unit = getOrCreateFile(CurLoc);
1360 PresumedLoc PLoc = SM.getPresumedLoc(CurLoc);
1361
1362 llvm::MDNode *Scope = RegionStack.back();
1353 llvm::MDNode *Scope = RegionStack.back();
1363 Builder.SetCurrentDebugLocation(llvm::DebugLoc::get(PLoc.getLine(),
1364 PLoc.getColumn(),
1354 Builder.SetCurrentDebugLocation(llvm::DebugLoc::get(getLineNumber(CurLoc),
1355 getColumnNumber(CurLoc),
1365 Scope));
1366}
1367
1368/// EmitRegionStart- Constructs the debug code for entering a declarative
1369/// region - "llvm.dbg.region.start.".
1370void CGDebugInfo::EmitRegionStart(llvm::Function *Fn, CGBuilderTy &Builder) {
1356 Scope));
1357}
1358
1359/// EmitRegionStart- Constructs the debug code for entering a declarative
1360/// region - "llvm.dbg.region.start.".
1361void CGDebugInfo::EmitRegionStart(llvm::Function *Fn, CGBuilderTy &Builder) {
1371 SourceManager &SM = CGM.getContext().getSourceManager();
1372 PresumedLoc PLoc = SM.getPresumedLoc(CurLoc);
1373 llvm::DIDescriptor D =
1374 DebugFactory.CreateLexicalBlock(RegionStack.empty() ?
1375 llvm::DIDescriptor() :
1376 llvm::DIDescriptor(RegionStack.back()),
1362 llvm::DIDescriptor D =
1363 DebugFactory.CreateLexicalBlock(RegionStack.empty() ?
1364 llvm::DIDescriptor() :
1365 llvm::DIDescriptor(RegionStack.back()),
1377 PLoc.getLine(), PLoc.getColumn());
1378 RegionStack.push_back(D.getNode());
1366 getLineNumber(CurLoc),
1367 getColumnNumber(CurLoc));
1368 llvm::MDNode *DN = D;
1369 RegionStack.push_back(DN);
1379}
1380
1381/// EmitRegionEnd - Constructs the debug code for exiting a declarative
1382/// region - "llvm.dbg.region.end."
1383void CGDebugInfo::EmitRegionEnd(llvm::Function *Fn, CGBuilderTy &Builder) {
1384 assert(!RegionStack.empty() && "Region stack mismatch, stack empty!");
1385
1386 // Provide an region stop point.

--- 81 unchanged lines hidden (view full) ---

1468 llvm::DIFile Unit = getOrCreateFile(VD->getLocation());
1469 llvm::DIType Ty;
1470 uint64_t XOffset = 0;
1471 if (VD->hasAttr<BlocksAttr>())
1472 Ty = EmitTypeForVarWithBlocksAttr(VD, &XOffset);
1473 else
1474 Ty = getOrCreateType(VD->getType(), Unit);
1475
1370}
1371
1372/// EmitRegionEnd - Constructs the debug code for exiting a declarative
1373/// region - "llvm.dbg.region.end."
1374void CGDebugInfo::EmitRegionEnd(llvm::Function *Fn, CGBuilderTy &Builder) {
1375 assert(!RegionStack.empty() && "Region stack mismatch, stack empty!");
1376
1377 // Provide an region stop point.

--- 81 unchanged lines hidden (view full) ---

1459 llvm::DIFile Unit = getOrCreateFile(VD->getLocation());
1460 llvm::DIType Ty;
1461 uint64_t XOffset = 0;
1462 if (VD->hasAttr<BlocksAttr>())
1463 Ty = EmitTypeForVarWithBlocksAttr(VD, &XOffset);
1464 else
1465 Ty = getOrCreateType(VD->getType(), Unit);
1466
1467 // If there is not any debug info for type then do not emit debug info
1468 // for this variable.
1469 if (!Ty)
1470 return;
1471
1476 // Get location information.
1472 // Get location information.
1477 SourceManager &SM = CGM.getContext().getSourceManager();
1478 PresumedLoc PLoc = SM.getPresumedLoc(VD->getLocation());
1479 unsigned Line = 0;
1480 unsigned Column = 0;
1481 if (PLoc.isInvalid())
1482 PLoc = SM.getPresumedLoc(CurLoc);
1483 if (PLoc.isValid()) {
1484 Line = PLoc.getLine();
1485 Column = PLoc.getColumn();
1486 Unit = getOrCreateFile(CurLoc);
1487 } else {
1488 Unit = llvm::DIFile();
1489 }
1473 unsigned Line = getLineNumber(VD->getLocation());
1474 unsigned Column = getColumnNumber(VD->getLocation());
1490
1491 // Create the descriptor for the variable.
1492 llvm::DIVariable D =
1493 DebugFactory.CreateVariable(Tag, llvm::DIDescriptor(RegionStack.back()),
1494 VD->getName(),
1495 Unit, Line, Ty);
1496 // Insert an llvm.dbg.declare into the current block.
1497 llvm::Instruction *Call =

--- 17 unchanged lines hidden (view full) ---

1515 llvm::DIFile Unit = getOrCreateFile(VD->getLocation());
1516 llvm::DIType Ty;
1517 if (VD->hasAttr<BlocksAttr>())
1518 Ty = EmitTypeForVarWithBlocksAttr(VD, &XOffset);
1519 else
1520 Ty = getOrCreateType(VD->getType(), Unit);
1521
1522 // Get location information.
1475
1476 // Create the descriptor for the variable.
1477 llvm::DIVariable D =
1478 DebugFactory.CreateVariable(Tag, llvm::DIDescriptor(RegionStack.back()),
1479 VD->getName(),
1480 Unit, Line, Ty);
1481 // Insert an llvm.dbg.declare into the current block.
1482 llvm::Instruction *Call =

--- 17 unchanged lines hidden (view full) ---

1500 llvm::DIFile Unit = getOrCreateFile(VD->getLocation());
1501 llvm::DIType Ty;
1502 if (VD->hasAttr<BlocksAttr>())
1503 Ty = EmitTypeForVarWithBlocksAttr(VD, &XOffset);
1504 else
1505 Ty = getOrCreateType(VD->getType(), Unit);
1506
1507 // Get location information.
1523 SourceManager &SM = CGM.getContext().getSourceManager();
1524 PresumedLoc PLoc = SM.getPresumedLoc(VD->getLocation());
1525 unsigned Line = 0;
1526 if (!PLoc.isInvalid())
1527 Line = PLoc.getLine();
1528 else
1529 Unit = llvm::DIFile();
1508 unsigned Line = getLineNumber(VD->getLocation());
1509 unsigned Column = getColumnNumber(VD->getLocation());
1530
1531 CharUnits offset = CGF->BlockDecls[VD];
1532 llvm::SmallVector<llvm::Value *, 9> addr;
1533 const llvm::Type *Int64Ty = llvm::Type::getInt64Ty(CGM.getLLVMContext());
1534 addr.push_back(llvm::ConstantInt::get(Int64Ty, llvm::DIFactory::OpDeref));
1535 addr.push_back(llvm::ConstantInt::get(Int64Ty, llvm::DIFactory::OpPlus));
1536 addr.push_back(llvm::ConstantInt::get(Int64Ty, offset.getQuantity()));
1537 if (BDRE->isByRef()) {

--- 15 unchanged lines hidden (view full) ---

1553 llvm::DIDescriptor(RegionStack.back()),
1554 VD->getName(), Unit, Line, Ty,
1555 addr);
1556 // Insert an llvm.dbg.declare into the current block.
1557 llvm::Instruction *Call =
1558 DebugFactory.InsertDeclare(Storage, D, Builder.GetInsertBlock());
1559
1560 llvm::MDNode *Scope = RegionStack.back();
1510
1511 CharUnits offset = CGF->BlockDecls[VD];
1512 llvm::SmallVector<llvm::Value *, 9> addr;
1513 const llvm::Type *Int64Ty = llvm::Type::getInt64Ty(CGM.getLLVMContext());
1514 addr.push_back(llvm::ConstantInt::get(Int64Ty, llvm::DIFactory::OpDeref));
1515 addr.push_back(llvm::ConstantInt::get(Int64Ty, llvm::DIFactory::OpPlus));
1516 addr.push_back(llvm::ConstantInt::get(Int64Ty, offset.getQuantity()));
1517 if (BDRE->isByRef()) {

--- 15 unchanged lines hidden (view full) ---

1533 llvm::DIDescriptor(RegionStack.back()),
1534 VD->getName(), Unit, Line, Ty,
1535 addr);
1536 // Insert an llvm.dbg.declare into the current block.
1537 llvm::Instruction *Call =
1538 DebugFactory.InsertDeclare(Storage, D, Builder.GetInsertBlock());
1539
1540 llvm::MDNode *Scope = RegionStack.back();
1561 Call->setDebugLoc(llvm::DebugLoc::get(Line, PLoc.getColumn(), Scope));
1541 Call->setDebugLoc(llvm::DebugLoc::get(Line, Column, Scope));
1562}
1563
1564void CGDebugInfo::EmitDeclareOfAutoVariable(const VarDecl *VD,
1565 llvm::Value *Storage,
1566 CGBuilderTy &Builder) {
1567 EmitDeclare(VD, llvm::dwarf::DW_TAG_auto_variable, Storage, Builder);
1568}
1569

--- 13 unchanged lines hidden (view full) ---

1583
1584
1585/// EmitGlobalVariable - Emit information about a global variable.
1586void CGDebugInfo::EmitGlobalVariable(llvm::GlobalVariable *Var,
1587 const VarDecl *D) {
1588
1589 // Create global variable debug descriptor.
1590 llvm::DIFile Unit = getOrCreateFile(D->getLocation());
1542}
1543
1544void CGDebugInfo::EmitDeclareOfAutoVariable(const VarDecl *VD,
1545 llvm::Value *Storage,
1546 CGBuilderTy &Builder) {
1547 EmitDeclare(VD, llvm::dwarf::DW_TAG_auto_variable, Storage, Builder);
1548}
1549

--- 13 unchanged lines hidden (view full) ---

1563
1564
1565/// EmitGlobalVariable - Emit information about a global variable.
1566void CGDebugInfo::EmitGlobalVariable(llvm::GlobalVariable *Var,
1567 const VarDecl *D) {
1568
1569 // Create global variable debug descriptor.
1570 llvm::DIFile Unit = getOrCreateFile(D->getLocation());
1591 SourceManager &SM = CGM.getContext().getSourceManager();
1592 PresumedLoc PLoc = SM.getPresumedLoc(D->getLocation());
1593 unsigned LineNo = PLoc.isInvalid() ? 0 : PLoc.getLine();
1571 unsigned LineNo = getLineNumber(D->getLocation());
1594
1595 QualType T = D->getType();
1596 if (T->isIncompleteArrayType()) {
1597
1598 // CodeGen turns int[] into int[1] so we'll do the same here.
1599 llvm::APSInt ConstVal(32);
1600
1601 ConstVal = 1;
1602 QualType ET = CGM.getContext().getAsArrayType(T)->getElementType();
1603
1604 T = CGM.getContext().getConstantArrayType(ET, ConstVal,
1605 ArrayType::Normal, 0);
1606 }
1607 llvm::StringRef DeclName = D->getName();
1572
1573 QualType T = D->getType();
1574 if (T->isIncompleteArrayType()) {
1575
1576 // CodeGen turns int[] into int[1] so we'll do the same here.
1577 llvm::APSInt ConstVal(32);
1578
1579 ConstVal = 1;
1580 QualType ET = CGM.getContext().getAsArrayType(T)->getElementType();
1581
1582 T = CGM.getContext().getConstantArrayType(ET, ConstVal,
1583 ArrayType::Normal, 0);
1584 }
1585 llvm::StringRef DeclName = D->getName();
1586 llvm::StringRef LinkageName;
1587 if (D->getDeclContext() && !isa<FunctionDecl>(D->getDeclContext()))
1588 LinkageName = Var->getName();
1608 llvm::DIDescriptor DContext =
1609 getContextDescriptor(dyn_cast<Decl>(D->getDeclContext()), Unit);
1589 llvm::DIDescriptor DContext =
1590 getContextDescriptor(dyn_cast<Decl>(D->getDeclContext()), Unit);
1610 DebugFactory.CreateGlobalVariable(DContext, DeclName,
1611 DeclName, llvm::StringRef(), Unit, LineNo,
1612 getOrCreateType(T, Unit),
1591 DebugFactory.CreateGlobalVariable(DContext, DeclName, DeclName, LinkageName,
1592 Unit, LineNo, getOrCreateType(T, Unit),
1613 Var->hasInternalLinkage(),
1614 true/*definition*/, Var);
1615}
1616
1617/// EmitGlobalVariable - Emit information about an objective-c interface.
1618void CGDebugInfo::EmitGlobalVariable(llvm::GlobalVariable *Var,
1619 ObjCInterfaceDecl *ID) {
1620 // Create global variable debug descriptor.
1621 llvm::DIFile Unit = getOrCreateFile(ID->getLocation());
1593 Var->hasInternalLinkage(),
1594 true/*definition*/, Var);
1595}
1596
1597/// EmitGlobalVariable - Emit information about an objective-c interface.
1598void CGDebugInfo::EmitGlobalVariable(llvm::GlobalVariable *Var,
1599 ObjCInterfaceDecl *ID) {
1600 // Create global variable debug descriptor.
1601 llvm::DIFile Unit = getOrCreateFile(ID->getLocation());
1622 SourceManager &SM = CGM.getContext().getSourceManager();
1623 PresumedLoc PLoc = SM.getPresumedLoc(ID->getLocation());
1624 unsigned LineNo = PLoc.isInvalid() ? 0 : PLoc.getLine();
1602 unsigned LineNo = getLineNumber(ID->getLocation());
1625
1626 llvm::StringRef Name = ID->getName();
1627
1628 QualType T = CGM.getContext().getObjCInterfaceType(ID);
1629 if (T->isIncompleteArrayType()) {
1630
1631 // CodeGen turns int[] into int[1] so we'll do the same here.
1632 llvm::APSInt ConstVal(32);

--- 16 unchanged lines hidden (view full) ---

1649llvm::DINameSpace
1650CGDebugInfo::getOrCreateNameSpace(const NamespaceDecl *NSDecl,
1651 llvm::DIDescriptor Unit) {
1652 llvm::DenseMap<const NamespaceDecl *, llvm::WeakVH>::iterator I =
1653 NameSpaceCache.find(NSDecl);
1654 if (I != NameSpaceCache.end())
1655 return llvm::DINameSpace(cast<llvm::MDNode>(I->second));
1656
1603
1604 llvm::StringRef Name = ID->getName();
1605
1606 QualType T = CGM.getContext().getObjCInterfaceType(ID);
1607 if (T->isIncompleteArrayType()) {
1608
1609 // CodeGen turns int[] into int[1] so we'll do the same here.
1610 llvm::APSInt ConstVal(32);

--- 16 unchanged lines hidden (view full) ---

1627llvm::DINameSpace
1628CGDebugInfo::getOrCreateNameSpace(const NamespaceDecl *NSDecl,
1629 llvm::DIDescriptor Unit) {
1630 llvm::DenseMap<const NamespaceDecl *, llvm::WeakVH>::iterator I =
1631 NameSpaceCache.find(NSDecl);
1632 if (I != NameSpaceCache.end())
1633 return llvm::DINameSpace(cast<llvm::MDNode>(I->second));
1634
1657 SourceManager &SM = CGM.getContext().getSourceManager();
1658 PresumedLoc PLoc = SM.getPresumedLoc(NSDecl->getLocation());
1659 unsigned LineNo = PLoc.isInvalid() ? 0 : PLoc.getLine();
1635 unsigned LineNo = getLineNumber(NSDecl->getLocation());
1660
1661 llvm::DIDescriptor Context =
1662 getContextDescriptor(dyn_cast<Decl>(NSDecl->getDeclContext()), Unit);
1663 llvm::DINameSpace NS =
1664 DebugFactory.CreateNameSpace(Context, NSDecl->getName(),
1636
1637 llvm::DIDescriptor Context =
1638 getContextDescriptor(dyn_cast<Decl>(NSDecl->getDeclContext()), Unit);
1639 llvm::DINameSpace NS =
1640 DebugFactory.CreateNameSpace(Context, NSDecl->getName(),
1665 llvm::DIFile(Unit.getNode()), LineNo);
1666 NameSpaceCache[NSDecl] = llvm::WeakVH(NS.getNode());
1641 llvm::DIFile(Unit), LineNo);
1642 NameSpaceCache[NSDecl] = llvm::WeakVH(NS);
1667 return NS;
1668}
1643 return NS;
1644}