17f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei//===--- CGDebugInfo.h - DebugInfo for LLVM CodeGen -------------*- C++ -*-===// 27f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// 37f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// The LLVM Compiler Infrastructure 47f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// 57f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// This file is distributed under the University of Illinois Open Source 67f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// License. See LICENSE.TXT for details. 77f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// 87f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei//===----------------------------------------------------------------------===// 97f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// 107f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// This is the source level debug info generator for llvm translation. 117f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei// 127f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei//===----------------------------------------------------------------------===// 137f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 147f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#ifndef CLANG_CODEGEN_CGDEBUGINFO_H 157f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#define CLANG_CODEGEN_CGDEBUGINFO_H 167f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 177f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "CGBuilder.h" 187f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "clang/AST/Expr.h" 197f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "clang/AST/Type.h" 207f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "clang/Basic/SourceLocation.h" 2113c976710415041fca5aba25cc02d3813c74b990Eric Christopher#include "clang/Frontend/CodeGenOptions.h" 227f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "llvm/ADT/DenseMap.h" 237f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "llvm/DIBuilder.h" 247f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "llvm/DebugInfo.h" 257f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "llvm/Support/Allocator.h" 267f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#include "llvm/Support/ValueHandle.h" 277f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 287f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeinamespace llvm { 297f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class MDNode; 307f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei} 317f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 327f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeinamespace clang { 337f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class CXXMethodDecl; 347f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class VarDecl; 357f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class ObjCInterfaceDecl; 364919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl class ObjCIvarDecl; 377f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class ClassTemplateSpecializationDecl; 387f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class GlobalDecl; 399faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie class UsingDecl; 407f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 417f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeinamespace CodeGen { 427f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class CodeGenModule; 437f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class CodeGenFunction; 447f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei class CGBlockInfo; 457f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 467f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei/// CGDebugInfo - This class gathers all debug information during compilation 477f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei/// and is responsible for emitting to llvm globals or pass directly to 487f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei/// the backend. 497f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeiclass CGDebugInfo { 50ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl friend class NoLocation; 51b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantl friend class ArtificialLocation; 527f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CodeGenModule &CGM; 533a7d82c4852dfd1e78f7ce7bdd94cc5eb1e4a0bcEric Christopher const CodeGenOptions::DebugInfoKind DebugKind; 547f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIBuilder DBuilder; 557f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DICompileUnit TheCU; 567f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SourceLocation CurLoc, PrevLoc; 577f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType VTablePtrType; 587f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType ClassTy; 59f068c92f22cc5c42433f5bd37b000a714a56670fEric Christopher llvm::DICompositeType ObjTy; 607f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType SelTy; 61b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei llvm::DIType OCLImage1dDITy, OCLImage1dArrayDITy, OCLImage1dBufferDITy; 62b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei llvm::DIType OCLImage2dDITy, OCLImage2dArrayDITy; 63b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei llvm::DIType OCLImage3dDITy; 64e6b9d802fb7b16d93474c4f1c179ab36202e8a8bGuy Benyei llvm::DIType OCLEventDITy; 65688cf5b05713055d27bf53460f7c20a776440767Eric Christopher llvm::DIType BlockLiteralGeneric; 667c811dc4874124ea083a2f812d227cf53027290bEric Christopher 677f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// TypeCache - Cache of previously constructed Types. 687f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<void *, llvm::WeakVH> TypeCache; 697f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 704919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl /// ObjCInterfaceCache - Cache of previously constructed interfaces 714919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl /// which may change. Storing a pair of DIType and checksum. 720f855a9c2517fc80803ab81a4aa0bb015918cf21Eric Christopher llvm::DenseMap<void *, std::pair<llvm::WeakVH, unsigned> > ObjCInterfaceCache; 734919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl 74ebbd7e07aa0f22722da6ed8dd3a55beed9699171Adrian Prantl /// RetainedTypes - list of interfaces we want to keep even if orphaned. 75ebbd7e07aa0f22722da6ed8dd3a55beed9699171Adrian Prantl std::vector<void *> RetainedTypes; 76ebbd7e07aa0f22722da6ed8dd3a55beed9699171Adrian Prantl 777f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// CompleteTypeCache - Cache of previously constructed complete RecordTypes. 787f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<void *, llvm::WeakVH> CompletedTypeCache; 797f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 807f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// ReplaceMap - Cache of forward declared types to RAUW at the end of 817f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// compilation. 827f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei std::vector<std::pair<void *, llvm::WeakVH> >ReplaceMap; 837f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 847f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // LexicalBlockStack - Keep track of our current nested lexical block. 857f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei std::vector<llvm::TrackingVH<llvm::MDNode> > LexicalBlockStack; 867f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<const Decl *, llvm::WeakVH> RegionMap; 877f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // FnBeginRegionCount - Keep track of LexicalBlockStack counter at the 887f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // beginning of a function. This is used to pop unbalanced regions at 897f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // the end of a function. 907f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei std::vector<unsigned> FnBeginRegionCount; 917f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 927f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// DebugInfoNames - This is a storage for names that are 937f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// constructed on demand. For example, C++ destructors, C++ operators etc.. 947f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::BumpPtrAllocator DebugInfoNames; 957f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef CWDName; 967f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 977f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<const char *, llvm::WeakVH> DIFileCache; 987f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<const FunctionDecl *, llvm::WeakVH> SPCache; 999faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie /// \brief Cache declarations relevant to DW_TAG_imported_declarations (C++ 1009faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie /// using declarations) that aren't covered by other more specific caches. 1019faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie llvm::DenseMap<const Decl *, llvm::WeakVH> DeclCache; 1027f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DenseMap<const NamespaceDecl *, llvm::WeakVH> NameSpaceCache; 103fc46ebc2b1345723a894ae352cfb206c1d930295David Blaikie llvm::DenseMap<const NamespaceAliasDecl *, llvm::WeakVH> NamespaceAliasCache; 1040395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DenseMap<const Decl *, llvm::WeakVH> StaticDataMemberCache; 1057f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 1067f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// Helper functions for getOrCreateType. 1074919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl unsigned Checksum(const ObjCInterfaceDecl *InterfaceDecl); 1087f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const BuiltinType *Ty); 1097f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const ComplexType *Ty); 1105f6e2f4010e1ebbc07231eff7c92e474e8912350David Blaikie llvm::DIType CreateQualifiedType(QualType Ty, llvm::DIFile F, bool Declaration); 1115f6e2f4010e1ebbc07231eff7c92e474e8912350David Blaikie llvm::DIType CreateType(const TypedefType *Ty, llvm::DIFile F, bool Declaration); 1127f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const ObjCObjectPointerType *Ty, 1137f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F); 1147f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const PointerType *Ty, llvm::DIFile F); 1157f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const BlockPointerType *Ty, llvm::DIFile F); 1167f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const FunctionType *Ty, llvm::DIFile F); 1175f6e2f4010e1ebbc07231eff7c92e474e8912350David Blaikie llvm::DIType CreateType(const RecordType *Ty, bool Declaration); 1187f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateLimitedType(const RecordType *Ty); 1197f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const ObjCInterfaceType *Ty, llvm::DIFile F); 1207f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const ObjCObjectType *Ty, llvm::DIFile F); 1217f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const VectorType *Ty, llvm::DIFile F); 1227f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const ArrayType *Ty, llvm::DIFile F); 1237f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const LValueReferenceType *Ty, llvm::DIFile F); 1247f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const RValueReferenceType *Ty, llvm::DIFile Unit); 1257f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const MemberPointerType *Ty, llvm::DIFile F); 1267f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateType(const AtomicType *Ty, llvm::DIFile F); 1277f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateEnumType(const EnumDecl *ED); 128e86fcc46f560b8e0e13e13a7a1854658b231b2eaAdrian Prantl llvm::DIType CreateSelfType(const QualType &QualTy, llvm::DIType Ty); 1297f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getTypeOrNull(const QualType); 1307f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getCompletedTypeOrNull(const QualType); 1319a84529ed075d8047bb93f278a9da5e417fd71f3David Blaikie llvm::DICompositeType getOrCreateMethodType(const CXXMethodDecl *Method, 1329a84529ed075d8047bb93f278a9da5e417fd71f3David Blaikie llvm::DIFile F); 1339a84529ed075d8047bb93f278a9da5e417fd71f3David Blaikie llvm::DICompositeType getOrCreateInstanceMethodType( 1349c78f9bddc42dbdeb05a7183b4770d33b0bda7d3David Blaikie QualType ThisPtr, const FunctionProtoType *Func, llvm::DIFile Unit); 1359a84529ed075d8047bb93f278a9da5e417fd71f3David Blaikie llvm::DICompositeType getOrCreateFunctionType(const Decl *D, QualType FnType, 1369a84529ed075d8047bb93f278a9da5e417fd71f3David Blaikie llvm::DIFile F); 1377f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getOrCreateVTablePtrType(llvm::DIFile F); 1387f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DINameSpace getOrCreateNameSpace(const NamespaceDecl *N); 139b0f77b065761670921fdf9c56029856cb5d9c306David Blaikie llvm::DIType getOrCreateTypeDeclaration(QualType PointeeTy, llvm::DIFile F); 1407f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreatePointerLikeType(unsigned Tag, 1417f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei const Type *Ty, QualType PointeeTy, 1427f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F); 143b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei 144ebbd7e07aa0f22722da6ed8dd3a55beed9699171Adrian Prantl llvm::Value *getCachedInterfaceTypeOrNull(const QualType Ty); 145b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei llvm::DIType getOrCreateStructPtrType(StringRef Name, llvm::DIType &Cache); 146b13621d08e20ac7aa550e05896de8a57ee99c1e8Guy Benyei 1477f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DISubprogram CreateCXXMemberFunction(const CXXMethodDecl *Method, 1487f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F, 1497f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType RecordTy); 1507c811dc4874124ea083a2f812d227cf53027290bEric Christopher 1517f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CollectCXXMemberFunctions(const CXXRecordDecl *Decl, 1527f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F, 1537f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SmallVectorImpl<llvm::Value *> &E, 1547f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType T); 1557f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 1567f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CollectCXXFriends(const CXXRecordDecl *Decl, 1577f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F, 1587f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SmallVectorImpl<llvm::Value *> &EltTys, 1597f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType RecordTy); 1607f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 1617f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CollectCXXBases(const CXXRecordDecl *Decl, 1627f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F, 1637f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SmallVectorImpl<llvm::Value *> &EltTys, 1647f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType RecordTy); 1657c811dc4874124ea083a2f812d227cf53027290bEric Christopher 1667f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIArray 1677f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CollectTemplateParams(const TemplateParameterList *TPList, 16835178dc09d97bb2e0612813def09833866e3ad82David Blaikie ArrayRef<TemplateArgument> TAList, 1697f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile Unit); 1707f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIArray 1717f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CollectFunctionTemplateParams(const FunctionDecl *FD, llvm::DIFile Unit); 1727c811dc4874124ea083a2f812d227cf53027290bEric Christopher llvm::DIArray 1737f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CollectCXXTemplateParams(const ClassTemplateSpecializationDecl *TS, 1747f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F); 1757f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 1767f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType createFieldType(StringRef name, QualType type, 1777f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei uint64_t sizeInBitsOverride, SourceLocation loc, 1787f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei AccessSpecifier AS, uint64_t offsetInBits, 1797f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile tunit, 1807f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIDescriptor scope); 1810395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher 1820395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher // Helpers for collecting fields of a record. 1830395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher void CollectRecordLambdaFields(const CXXRecordDecl *CXXDecl, 1840395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher SmallVectorImpl<llvm::Value *> &E, 1850395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DIType RecordTy); 1860395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher void CollectRecordStaticField(const VarDecl *Var, 1870395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher SmallVectorImpl<llvm::Value *> &E, 1880395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DIType RecordTy); 1890395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher void CollectRecordNormalField(const FieldDecl *Field, uint64_t OffsetInBits, 1900395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DIFile F, 1910395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher SmallVectorImpl<llvm::Value *> &E, 1920395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DIType RecordTy); 1937f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CollectRecordFields(const RecordDecl *Decl, llvm::DIFile F, 1947f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SmallVectorImpl<llvm::Value *> &E, 1957f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType RecordTy); 1967f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 1977f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CollectVTableInfo(const CXXRecordDecl *Decl, 1987f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile F, 1997f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei SmallVectorImpl<llvm::Value *> &EltTys); 2007f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2017f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // CreateLexicalBlock - Create a new lexical block node and push it on 2027f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // the stack. 2037f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CreateLexicalBlock(SourceLocation Loc); 2047c811dc4874124ea083a2f812d227cf53027290bEric Christopher 2057f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeipublic: 2067f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CGDebugInfo(CodeGenModule &CGM); 2077f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei ~CGDebugInfo(); 2087f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2097f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void finalize(); 2107f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2117f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// setLocation - Update the current source location. If \arg loc is 2127f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// invalid it is ignored. 2137f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void setLocation(SourceLocation Loc); 2147f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 21559f0a5a5481a6dcfafd092dd944e6cfb7d146d4cAdrian Prantl /// getLocation - Return the current source location. 21659f0a5a5481a6dcfafd092dd944e6cfb7d146d4cAdrian Prantl SourceLocation getLocation() const { return CurLoc; } 21759f0a5a5481a6dcfafd092dd944e6cfb7d146d4cAdrian Prantl 2187f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitLocation - Emit metadata to indicate a change in line/column 2197f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// information in the source file. 22000df5eaa9f4f7cc0809fd47c95311b532fbe63c6Adrian Prantl /// \param ForceColumnInfo Assume DebugColumnInfo option is true. 22100df5eaa9f4f7cc0809fd47c95311b532fbe63c6Adrian Prantl void EmitLocation(CGBuilderTy &Builder, SourceLocation Loc, 22200df5eaa9f4f7cc0809fd47c95311b532fbe63c6Adrian Prantl bool ForceColumnInfo = false); 2237f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2247f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitFunctionStart - Emit a call to llvm.dbg.function.start to indicate 2257f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// start of a new function. 2267f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitFunctionStart(GlobalDecl GD, QualType FnType, 2277f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::Function *Fn, CGBuilderTy &Builder); 2287f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2297f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitFunctionEnd - Constructs the debug code for exiting a function. 2307f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitFunctionEnd(CGBuilderTy &Builder); 2317f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2327f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitLexicalBlockStart - Emit metadata to indicate the beginning of a 2337f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// new lexical block and push the block onto the stack. 2347f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitLexicalBlockStart(CGBuilderTy &Builder, SourceLocation Loc); 2357f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2367f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitLexicalBlockEnd - Emit metadata to indicate the end of a new lexical 2377f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// block and pop the current block. 2387f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitLexicalBlockEnd(CGBuilderTy &Builder, SourceLocation Loc); 2397f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2407f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitDeclareOfAutoVariable - Emit call to llvm.dbg.declare for an automatic 2417f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// variable declaration. 2427f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitDeclareOfAutoVariable(const VarDecl *Decl, llvm::Value *AI, 2437f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CGBuilderTy &Builder); 2447f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2457f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitDeclareOfBlockDeclRefVariable - Emit call to llvm.dbg.declare for an 2467f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// imported variable declaration in a block. 2477f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitDeclareOfBlockDeclRefVariable(const VarDecl *variable, 2487f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::Value *storage, 2497f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CGBuilderTy &Builder, 2507f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei const CGBlockInfo &blockInfo); 2517f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2527f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitDeclareOfArgVariable - Emit call to llvm.dbg.declare for an argument 2537f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// variable declaration. 2547f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitDeclareOfArgVariable(const VarDecl *Decl, llvm::Value *AI, 2557f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei unsigned ArgNo, CGBuilderTy &Builder); 2567f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2577f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitDeclareOfBlockLiteralArgVariable - Emit call to 2587f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// llvm.dbg.declare for the block-literal argument to a block 2597f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// invocation function. 2607f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitDeclareOfBlockLiteralArgVariable(const CGBlockInfo &block, 261836e7c9357b312fd1ee5c90898ce2c81bb384997Adrian Prantl llvm::Value *Arg, 262836e7c9357b312fd1ee5c90898ce2c81bb384997Adrian Prantl llvm::Value *LocalAddr, 2637f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei CGBuilderTy &Builder); 2647f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2657f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitGlobalVariable - Emit information about a global variable. 2667f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitGlobalVariable(llvm::GlobalVariable *GV, const VarDecl *Decl); 2677f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2687f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitGlobalVariable - Emit information about an objective-c interface. 2697f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitGlobalVariable(llvm::GlobalVariable *GV, ObjCInterfaceDecl *Decl); 2707f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2717f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitGlobalVariable - Emit global variable's debug info. 2727f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitGlobalVariable(const ValueDecl *VD, llvm::Constant *Init); 2737f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 274957dac5b6d826bc0c10011c8b5c3f1b8007fda41David Blaikie /// \brief - Emit C++ using directive. 275957dac5b6d826bc0c10011c8b5c3f1b8007fda41David Blaikie void EmitUsingDirective(const UsingDirectiveDecl &UD); 276957dac5b6d826bc0c10011c8b5c3f1b8007fda41David Blaikie 2779faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie /// \brief - Emit C++ using declaration. 2789faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie void EmitUsingDecl(const UsingDecl &UD); 2799faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie 280fc46ebc2b1345723a894ae352cfb206c1d930295David Blaikie /// \brief - Emit C++ namespace alias. 281fc46ebc2b1345723a894ae352cfb206c1d930295David Blaikie llvm::DIImportedEntity EmitNamespaceAlias(const NamespaceAliasDecl &NA); 282fc46ebc2b1345723a894ae352cfb206c1d930295David Blaikie 2837c811dc4874124ea083a2f812d227cf53027290bEric Christopher /// getOrCreateRecordType - Emit record type's standalone debug info. 2847f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getOrCreateRecordType(QualType Ty, SourceLocation L); 2857f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2867f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getOrCreateInterfaceType - Emit an objective c interface type standalone 2877f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// debug info. 2887f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getOrCreateInterfaceType(QualType Ty, 28913c976710415041fca5aba25cc02d3813c74b990Eric Christopher SourceLocation Loc); 2907f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 291076f51fd1f306cafc3b1f1d323d25ac81bf7d4f7David Blaikie void completeFwdDecl(const RecordDecl &TD); 292eab6a36cf1eed9a7fec0babd2206048e28dedd02David Blaikie 2937f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyeiprivate: 2947f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// EmitDeclare - Emit call to llvm.dbg.declare for a variable declaration. 2957f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void EmitDeclare(const VarDecl *decl, unsigned Tag, llvm::Value *AI, 2967f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei unsigned ArgNo, CGBuilderTy &Builder); 2977f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 2987c811dc4874124ea083a2f812d227cf53027290bEric Christopher // EmitTypeForVarWithBlocksAttr - Build up structure info for the byref. 2997f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei // See BuildByRefType. 3007f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType EmitTypeForVarWithBlocksAttr(const VarDecl *VD, 3017f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei uint64_t *OffSet); 3027f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3037f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getContextDescriptor - Get context info for the decl. 304bb00079d2ca77815efa0ab50cb10f302d1ae69e4David Blaikie llvm::DIScope getContextDescriptor(const Decl *Decl); 3057f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3069faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie llvm::DIScope getCurrentContextDescriptor(const Decl *Decl); 3079faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie 3087f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// createRecordFwdDecl - Create a forward decl for a RecordType in a given 3097f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// context. 3107f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType createRecordFwdDecl(const RecordDecl *, llvm::DIDescriptor); 3117c811dc4874124ea083a2f812d227cf53027290bEric Christopher 3127f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// createContextChain - Create a set of decls for the context chain. 3137f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIDescriptor createContextChain(const Decl *Decl); 3147f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3157f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getCurrentDirname - Return current directory name. 3167f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getCurrentDirname(); 3177f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3187f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// CreateCompileUnit - Create new compile unit. 3197f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei void CreateCompileUnit(); 3207f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3217c811dc4874124ea083a2f812d227cf53027290bEric Christopher /// getOrCreateFile - Get the file debug info descriptor for the input 3227f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// location. 3237f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile getOrCreateFile(SourceLocation Loc); 3247f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3257f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getOrCreateMainFile - Get the file info for main compile unit. 3267f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIFile getOrCreateMainFile(); 3277f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3287f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getOrCreateType - Get the type from the cache or create a new type if 3297f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// necessary. 3305f6e2f4010e1ebbc07231eff7c92e474e8912350David Blaikie llvm::DIType getOrCreateType(QualType Ty, llvm::DIFile F, bool Declaration = false); 3317f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3327f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getOrCreateLimitedType - Get the type from the cache or create a new 3337f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// partial type if necessary. 3347f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType getOrCreateLimitedType(QualType Ty, llvm::DIFile F); 3357f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3367f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// CreateTypeNode - Create type metadata for a source language type. 3375f6e2f4010e1ebbc07231eff7c92e474e8912350David Blaikie llvm::DIType CreateTypeNode(QualType Ty, llvm::DIFile F, bool Declaration); 3387f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3394919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl /// getObjCInterfaceDecl - return the underlying ObjCInterfaceDecl 3404919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl /// if Ty is an ObjCInterface or a pointer to one. 3414919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl ObjCInterfaceDecl* getObjCInterfaceDecl(QualType Ty); 3424919de6a53a007487c6d6b173921b5e7152a2004Adrian Prantl 3437f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// CreateLimitedTypeNode - Create type metadata for a source language 3447f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// type, but only partial types for records. 3457f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateLimitedTypeNode(QualType Ty, llvm::DIFile F); 3467f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3477f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// CreateMemberType - Create new member and increase Offset by FType's size. 3487f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DIType CreateMemberType(llvm::DIFile Unit, QualType FType, 3497f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef Name, uint64_t *Offset); 3507f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3519faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie /// \brief Retrieve the DIDescriptor, if any, for the canonical form of this 3529faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie /// declaration. 3539faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie llvm::DIDescriptor getDeclarationOrDefinition(const Decl *D); 3549faebd23fd69ac1591520e811dfa5b25f73012f3David Blaikie 3557f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getFunctionDeclaration - Return debug info descriptor to describe method 3567f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// declaration for the given method definition. 3577f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei llvm::DISubprogram getFunctionDeclaration(const Decl *D); 3587f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3590395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher /// getStaticDataMemberDeclaration - Return debug info descriptor to 3600395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher /// describe in-class static data member declaration for the given 3610395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher /// out-of-class definition. 3620395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher llvm::DIDerivedType getStaticDataMemberDeclaration(const Decl *D); 3630395de36004a718e265cc256b1bbee3bd3a791dcEric Christopher 3647f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getFunctionName - Get function name for the given FunctionDecl. If the 3657f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// name is constructred on demand (e.g. C++ destructor) then the name 3667f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// is stored on the side. 3677f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getFunctionName(const FunctionDecl *FD); 3687f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3697f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getObjCMethodName - Returns the unmangled name of an Objective-C method. 3707c811dc4874124ea083a2f812d227cf53027290bEric Christopher /// This is the display name for the debugging info. 3717f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getObjCMethodName(const ObjCMethodDecl *FD); 3727f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3737f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getSelectorName - Return selector name. This is used for debugging 3747f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// info. 3757f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getSelectorName(Selector S); 3767f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3777f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getClassName - Get class name including template argument list. 3787f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getClassName(const RecordDecl *RD); 3797f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3807f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getVTableName - Get vtable name for the given Class. 3817f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei StringRef getVTableName(const CXXRecordDecl *Decl); 3827f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3837f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// getLineNumber - Get line number for the location. If location is invalid 3847f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// then use current location. 3857f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei unsigned getLineNumber(SourceLocation Loc); 3867f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 3877c811dc4874124ea083a2f812d227cf53027290bEric Christopher /// getColumnNumber - Get column number for the location. If location is 3887f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei /// invalid then use current location. 38900df5eaa9f4f7cc0809fd47c95311b532fbe63c6Adrian Prantl /// \param Force Assume DebugColumnInfo option is true. 39000df5eaa9f4f7cc0809fd47c95311b532fbe63c6Adrian Prantl unsigned getColumnNumber(SourceLocation Loc, bool Force=false); 3917f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei}; 392ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl 393ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// NoLocation - An RAII object that temporarily disables debug 394ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// locations. This is useful for emitting instructions that should be 395ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// counted towards the function prologue. 396ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantlclass NoLocation { 397ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl SourceLocation SavedLoc; 398ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl CGDebugInfo *DI; 399ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl CGBuilderTy &Builder; 400ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantlpublic: 401ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl NoLocation(CodeGenFunction &CGF, CGBuilderTy &B); 402ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl /// ~NoLocation - Autorestore everything back to normal. 403ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl ~NoLocation(); 404ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl}; 405ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl 406b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantl/// ArtificialLocation - An RAII object that temporarily switches to 407b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantl/// an artificial debug location that has a valid scope, but no line 408ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// information. This is useful when emitting compiler-generated 409ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// helper functions that have no source location associated with 410b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl/// them. The DWARF specification allows the compiler to use the 411b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl/// special line number 0 to indicate code that can not be attributed 412b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl/// to any source location. 413ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// 414b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl/// This is necessary because passing an empty SourceLocation to 415ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// CGDebugInfo::setLocation() will result in the last valid location 416ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl/// being reused. 417b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantlclass ArtificialLocation { 418ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl SourceLocation SavedLoc; 419ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl CGDebugInfo *DI; 420ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl CGBuilderTy &Builder; 421ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantlpublic: 422b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantl ArtificialLocation(CodeGenFunction &CGF, CGBuilderTy &B); 423b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl 424b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl /// Set the current location to line 0, but within the current scope 42509ade336e928e8b3e325fc46a53cd5f4d1d46252Adrian Prantl /// (= the top of the LexicalBlockStack). 426b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl void Emit(); 427b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl 428b6cdc96e7679f0344a36395a87c249930fac8a9fAdrian Prantl /// ~ArtificialLocation - Autorestore everything back to normal. 429b061ce2c7af5bb19294e16dbaf19a6b37ed2f716Adrian Prantl ~ArtificialLocation(); 430ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl}; 431ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl 432ed6bbe4ab8d06cd09fdfd294e2b2f8ab3808f84aAdrian Prantl 4337f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei} // namespace CodeGen 4347f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei} // namespace clang 4357f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 4367f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei 4377f92f2d8d9b7a07900c030183bc13a9ff60057ccGuy Benyei#endif 438