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Diffstat (limited to 'lib/Analysis/DIBuilder.cpp')
| -rw-r--r-- | lib/Analysis/DIBuilder.cpp | 1015 |
1 files changed, 0 insertions, 1015 deletions
diff --git a/lib/Analysis/DIBuilder.cpp b/lib/Analysis/DIBuilder.cpp deleted file mode 100644 index 85913b1..0000000 --- a/lib/Analysis/DIBuilder.cpp +++ /dev/null @@ -1,1015 +0,0 @@ -//===--- DIBuilder.cpp - Debug Information Builder ------------------------===// -// -// The LLVM Compiler Infrastructure -// -// This file is distributed under the University of Illinois Open Source -// License. See LICENSE.TXT for details. -// -//===----------------------------------------------------------------------===// -// -// This file implements the DIBuilder. -// -//===----------------------------------------------------------------------===// - -#include "llvm/Analysis/DIBuilder.h" -#include "llvm/Analysis/DebugInfo.h" -#include "llvm/Constants.h" -#include "llvm/IntrinsicInst.h" -#include "llvm/Module.h" -#include "llvm/ADT/STLExtras.h" -#include "llvm/Support/Debug.h" -#include "llvm/Support/Dwarf.h" - -using namespace llvm; -using namespace llvm::dwarf; - -static Constant *GetTagConstant(LLVMContext &VMContext, unsigned Tag) { - assert((Tag & LLVMDebugVersionMask) == 0 && - "Tag too large for debug encoding!"); - return ConstantInt::get(Type::getInt32Ty(VMContext), Tag | LLVMDebugVersion); -} - -DIBuilder::DIBuilder(Module &m) - : M(m), VMContext(M.getContext()), TheCU(0), TempEnumTypes(0), - TempRetainTypes(0), TempSubprograms(0), TempGVs(0), DeclareFn(0), - ValueFn(0) -{} - -/// finalize - Construct any deferred debug info descriptors. -void DIBuilder::finalize() { - DIArray Enums = getOrCreateArray(AllEnumTypes); - DIType(TempEnumTypes).replaceAllUsesWith(Enums); - - DIArray RetainTypes = getOrCreateArray(AllRetainTypes); - DIType(TempRetainTypes).replaceAllUsesWith(RetainTypes); - - DIArray SPs = getOrCreateArray(AllSubprograms); - DIType(TempSubprograms).replaceAllUsesWith(SPs); - for (unsigned i = 0, e = SPs.getNumElements(); i != e; ++i) { - DISubprogram SP(SPs.getElement(i)); - if (NamedMDNode *NMD = getFnSpecificMDNode(M, SP)) { - SmallVector<Value *, 4> Variables; - for (unsigned ii = 0, ee = NMD->getNumOperands(); ii != ee; ++ii) - Variables.push_back(NMD->getOperand(ii)); - if (MDNode *Temp = SP.getVariablesNodes()) { - DIArray AV = getOrCreateArray(Variables); - DIType(Temp).replaceAllUsesWith(AV); - } - NMD->eraseFromParent(); - } - } - - DIArray GVs = getOrCreateArray(AllGVs); - DIType(TempGVs).replaceAllUsesWith(GVs); -} - -/// getNonCompileUnitScope - If N is compile unit return NULL otherwise return -/// N. -static MDNode *getNonCompileUnitScope(MDNode *N) { - if (DIDescriptor(N).isCompileUnit()) - return NULL; - return N; -} - -/// createCompileUnit - A CompileUnit provides an anchor for all debugging -/// information generated during this instance of compilation. -void DIBuilder::createCompileUnit(unsigned Lang, StringRef Filename, - StringRef Directory, StringRef Producer, - bool isOptimized, StringRef Flags, - unsigned RunTimeVer) { - assert(((Lang <= dwarf::DW_LANG_Python && Lang >= dwarf::DW_LANG_C89) || - (Lang <= dwarf::DW_LANG_hi_user && Lang >= dwarf::DW_LANG_lo_user)) && - "Invalid Language tag"); - assert(!Filename.empty() && - "Unable to create compile unit without filename"); - Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) }; - TempEnumTypes = MDNode::getTemporary(VMContext, TElts); - Value *THElts[] = { TempEnumTypes }; - MDNode *EnumHolder = MDNode::get(VMContext, THElts); - - TempRetainTypes = MDNode::getTemporary(VMContext, TElts); - Value *TRElts[] = { TempRetainTypes }; - MDNode *RetainHolder = MDNode::get(VMContext, TRElts); - - TempSubprograms = MDNode::getTemporary(VMContext, TElts); - Value *TSElts[] = { TempSubprograms }; - MDNode *SPHolder = MDNode::get(VMContext, TSElts); - - TempGVs = MDNode::getTemporary(VMContext, TElts); - Value *TVElts[] = { TempGVs }; - MDNode *GVHolder = MDNode::get(VMContext, TVElts); - - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_compile_unit), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - ConstantInt::get(Type::getInt32Ty(VMContext), Lang), - MDString::get(VMContext, Filename), - MDString::get(VMContext, Directory), - MDString::get(VMContext, Producer), - // Deprecate isMain field. - ConstantInt::get(Type::getInt1Ty(VMContext), true), // isMain - ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized), - MDString::get(VMContext, Flags), - ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeVer), - EnumHolder, - RetainHolder, - SPHolder, - GVHolder - }; - TheCU = DICompileUnit(MDNode::get(VMContext, Elts)); - - // Create a named metadata so that it is easier to find cu in a module. - NamedMDNode *NMD = M.getOrInsertNamedMetadata("llvm.dbg.cu"); - NMD->addOperand(TheCU); -} - -/// createFile - Create a file descriptor to hold debugging information -/// for a file. -DIFile DIBuilder::createFile(StringRef Filename, StringRef Directory) { - assert(TheCU && "Unable to create DW_TAG_file_type without CompileUnit"); - assert(!Filename.empty() && "Unable to create file without name"); - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_file_type), - MDString::get(VMContext, Filename), - MDString::get(VMContext, Directory), - NULL // TheCU - }; - return DIFile(MDNode::get(VMContext, Elts)); -} - -/// createEnumerator - Create a single enumerator value. -DIEnumerator DIBuilder::createEnumerator(StringRef Name, uint64_t Val) { - assert(!Name.empty() && "Unable to create enumerator without name"); - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_enumerator), - MDString::get(VMContext, Name), - ConstantInt::get(Type::getInt64Ty(VMContext), Val) - }; - return DIEnumerator(MDNode::get(VMContext, Elts)); -} - -/// createNullPtrType - Create C++0x nullptr type. -DIType DIBuilder::createNullPtrType(StringRef Name) { - assert(!Name.empty() && "Unable to create type without name"); - // nullptr is encoded in DIBasicType format. Line number, filename, - // ,size, alignment, offset and flags are always empty here. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_unspecified_type), - NULL, //TheCU, - MDString::get(VMContext, Name), - NULL, // Filename - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags; - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Encoding - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createBasicType - Create debugging information entry for a basic -/// type, e.g 'char'. -DIType DIBuilder::createBasicType(StringRef Name, uint64_t SizeInBits, - uint64_t AlignInBits, - unsigned Encoding) { - assert(!Name.empty() && "Unable to create type without name"); - // Basic types are encoded in DIBasicType format. Line number, filename, - // offset and flags are always empty here. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_base_type), - NULL, //TheCU, - MDString::get(VMContext, Name), - NULL, // Filename - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags; - ConstantInt::get(Type::getInt32Ty(VMContext), Encoding) - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createQualifiedType - Create debugging information entry for a qualified -/// type, e.g. 'const int'. -DIType DIBuilder::createQualifiedType(unsigned Tag, DIType FromTy) { - // Qualified types are encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, Tag), - NULL, //TheCU, - MDString::get(VMContext, StringRef()), // Empty name. - NULL, // Filename - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags - FromTy - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createPointerType - Create debugging information entry for a pointer. -DIType DIBuilder::createPointerType(DIType PointeeTy, uint64_t SizeInBits, - uint64_t AlignInBits, StringRef Name) { - // Pointer types are encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_pointer_type), - NULL, //TheCU, - MDString::get(VMContext, Name), - NULL, // Filename - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags - PointeeTy - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createReferenceType - Create debugging information entry for a reference. -DIType DIBuilder::createReferenceType(DIType RTy) { - assert(RTy.Verify() && "Unable to create reference type"); - // References are encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_reference_type), - NULL, // TheCU, - NULL, // Name - NULL, // Filename - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags - RTy - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createTypedef - Create debugging information entry for a typedef. -DIType DIBuilder::createTypedef(DIType Ty, StringRef Name, DIFile File, - unsigned LineNo, DIDescriptor Context) { - // typedefs are encoded in DIDerivedType format. - assert(Ty.Verify() && "Invalid typedef type!"); - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_typedef), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags - Ty - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createFriend - Create debugging information entry for a 'friend'. -DIType DIBuilder::createFriend(DIType Ty, DIType FriendTy) { - // typedefs are encoded in DIDerivedType format. - assert(Ty.Verify() && "Invalid type!"); - assert(FriendTy.Verify() && "Invalid friend type!"); - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_friend), - Ty, - NULL, // Name - Ty.getFile(), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Offset - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Flags - FriendTy - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createInheritance - Create debugging information entry to establish -/// inheritance relationship between two types. -DIType DIBuilder::createInheritance(DIType Ty, DIType BaseTy, - uint64_t BaseOffset, unsigned Flags) { - assert(Ty.Verify() && "Unable to create inheritance"); - // TAG_inheritance is encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_inheritance), - Ty, - NULL, // Name - Ty.getFile(), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), // Line - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Size - ConstantInt::get(Type::getInt64Ty(VMContext), 0), // Align - ConstantInt::get(Type::getInt64Ty(VMContext), BaseOffset), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - BaseTy - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createMemberType - Create debugging information entry for a member. -DIType DIBuilder::createMemberType(DIDescriptor Scope, StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, uint64_t AlignInBits, - uint64_t OffsetInBits, unsigned Flags, - DIType Ty) { - // TAG_member is encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_member), - getNonCompileUnitScope(Scope), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - Ty - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createObjCIVar - Create debugging information entry for Objective-C -/// instance variable. -DIType DIBuilder::createObjCIVar(StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, uint64_t AlignInBits, - uint64_t OffsetInBits, unsigned Flags, - DIType Ty, StringRef PropertyName, - StringRef GetterName, StringRef SetterName, - unsigned PropertyAttributes) { - // TAG_member is encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_member), - getNonCompileUnitScope(File), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - Ty, - MDString::get(VMContext, PropertyName), - MDString::get(VMContext, GetterName), - MDString::get(VMContext, SetterName), - ConstantInt::get(Type::getInt32Ty(VMContext), PropertyAttributes) - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createObjCIVar - Create debugging information entry for Objective-C -/// instance variable. -DIType DIBuilder::createObjCIVar(StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, uint64_t AlignInBits, - uint64_t OffsetInBits, unsigned Flags, - DIType Ty, MDNode *PropertyNode) { - // TAG_member is encoded in DIDerivedType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_member), - getNonCompileUnitScope(File), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), OffsetInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - Ty, - PropertyNode - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createObjCProperty - Create debugging information entry for Objective-C -/// property. -DIObjCProperty DIBuilder::createObjCProperty(StringRef Name, - DIFile File, unsigned LineNumber, - StringRef GetterName, - StringRef SetterName, - unsigned PropertyAttributes, - DIType Ty) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_APPLE_property), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - MDString::get(VMContext, GetterName), - MDString::get(VMContext, SetterName), - ConstantInt::get(Type::getInt32Ty(VMContext), PropertyAttributes), - Ty - }; - return DIObjCProperty(MDNode::get(VMContext, Elts)); -} - -/// createClassType - Create debugging information entry for a class. -DIType DIBuilder::createClassType(DIDescriptor Context, StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, uint64_t AlignInBits, - uint64_t OffsetInBits, unsigned Flags, - DIType DerivedFrom, DIArray Elements, - MDNode *VTableHolder, MDNode *TemplateParams) { - // TAG_class_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_class_type), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), OffsetInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - DerivedFrom, - Elements, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - VTableHolder, - TemplateParams - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createTemplateTypeParameter - Create debugging information for template -/// type parameter. -DITemplateTypeParameter -DIBuilder::createTemplateTypeParameter(DIDescriptor Context, StringRef Name, - DIType Ty, MDNode *File, unsigned LineNo, - unsigned ColumnNo) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_template_type_parameter), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - Ty, - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo), - ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo) - }; - return DITemplateTypeParameter(MDNode::get(VMContext, Elts)); -} - -/// createTemplateValueParameter - Create debugging information for template -/// value parameter. -DITemplateValueParameter -DIBuilder::createTemplateValueParameter(DIDescriptor Context, StringRef Name, - DIType Ty, uint64_t Val, - MDNode *File, unsigned LineNo, - unsigned ColumnNo) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_template_value_parameter), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - Ty, - ConstantInt::get(Type::getInt64Ty(VMContext), Val), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo), - ConstantInt::get(Type::getInt32Ty(VMContext), ColumnNo) - }; - return DITemplateValueParameter(MDNode::get(VMContext, Elts)); -} - -/// createStructType - Create debugging information entry for a struct. -DIType DIBuilder::createStructType(DIDescriptor Context, StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, uint64_t AlignInBits, - unsigned Flags, DIArray Elements, - unsigned RunTimeLang) { - // TAG_structure_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_structure_type), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - NULL, - Elements, - ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createUnionType - Create debugging information entry for an union. -DIType DIBuilder::createUnionType(DIDescriptor Scope, StringRef Name, - DIFile File, - unsigned LineNumber, uint64_t SizeInBits, - uint64_t AlignInBits, unsigned Flags, - DIArray Elements, unsigned RunTimeLang) { - // TAG_union_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_union_type), - getNonCompileUnitScope(Scope), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - NULL, - Elements, - ConstantInt::get(Type::getInt32Ty(VMContext), RunTimeLang), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createSubroutineType - Create subroutine type. -DIType DIBuilder::createSubroutineType(DIFile File, DIArray ParameterTypes) { - // TAG_subroutine_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_subroutine_type), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - MDString::get(VMContext, ""), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), - ConstantInt::get(Type::getInt64Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - NULL, - ParameterTypes, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createEnumerationType - Create debugging information entry for an -/// enumeration. -DIType DIBuilder::createEnumerationType(DIDescriptor Scope, StringRef Name, - DIFile File, unsigned LineNumber, - uint64_t SizeInBits, - uint64_t AlignInBits, - DIArray Elements) { - // TAG_enumeration_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_enumeration_type), - getNonCompileUnitScope(Scope), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - ConstantInt::get(Type::getInt64Ty(VMContext), SizeInBits), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - NULL, - Elements, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - MDNode *Node = MDNode::get(VMContext, Elts); - AllEnumTypes.push_back(Node); - return DIType(Node); -} - -/// createArrayType - Create debugging information entry for an array. -DIType DIBuilder::createArrayType(uint64_t Size, uint64_t AlignInBits, - DIType Ty, DIArray Subscripts) { - // TAG_array_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_array_type), - NULL, //TheCU, - MDString::get(VMContext, ""), - NULL, //TheCU, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt64Ty(VMContext), Size), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - Ty, - Subscripts, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createVectorType - Create debugging information entry for a vector. -DIType DIBuilder::createVectorType(uint64_t Size, uint64_t AlignInBits, - DIType Ty, DIArray Subscripts) { - // TAG_vector_type is encoded in DICompositeType format. - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_vector_type), - NULL, //TheCU, - MDString::get(VMContext, ""), - NULL, //TheCU, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt64Ty(VMContext), Size), - ConstantInt::get(Type::getInt64Ty(VMContext), AlignInBits), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - Ty, - Subscripts, - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - return DIType(MDNode::get(VMContext, Elts)); -} - -/// createArtificialType - Create a new DIType with "artificial" flag set. -DIType DIBuilder::createArtificialType(DIType Ty) { - if (Ty.isArtificial()) - return Ty; - - SmallVector<Value *, 9> Elts; - MDNode *N = Ty; - assert (N && "Unexpected input DIType!"); - for (unsigned i = 0, e = N->getNumOperands(); i != e; ++i) { - if (Value *V = N->getOperand(i)) - Elts.push_back(V); - else - Elts.push_back(Constant::getNullValue(Type::getInt32Ty(VMContext))); - } - - unsigned CurFlags = Ty.getFlags(); - CurFlags = CurFlags | DIType::FlagArtificial; - - // Flags are stored at this slot. - Elts[8] = ConstantInt::get(Type::getInt32Ty(VMContext), CurFlags); - - return DIType(MDNode::get(VMContext, Elts)); -} - -/// retainType - Retain DIType in a module even if it is not referenced -/// through debug info anchors. -void DIBuilder::retainType(DIType T) { - AllRetainTypes.push_back(T); -} - -/// createUnspecifiedParameter - Create unspeicified type descriptor -/// for the subroutine type. -DIDescriptor DIBuilder::createUnspecifiedParameter() { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_unspecified_parameters) - }; - return DIDescriptor(MDNode::get(VMContext, Elts)); -} - -/// createTemporaryType - Create a temporary forward-declared type. -DIType DIBuilder::createTemporaryType() { - // Give the temporary MDNode a tag. It doesn't matter what tag we - // use here as long as DIType accepts it. - Value *Elts[] = { GetTagConstant(VMContext, DW_TAG_base_type) }; - MDNode *Node = MDNode::getTemporary(VMContext, Elts); - return DIType(Node); -} - -/// createTemporaryType - Create a temporary forward-declared type. -DIType DIBuilder::createTemporaryType(DIFile F) { - // Give the temporary MDNode a tag. It doesn't matter what tag we - // use here as long as DIType accepts it. - Value *Elts[] = { - GetTagConstant(VMContext, DW_TAG_base_type), - TheCU, - NULL, - F - }; - MDNode *Node = MDNode::getTemporary(VMContext, Elts); - return DIType(Node); -} - -/// createForwardDecl - Create a temporary forward-declared type that -/// can be RAUW'd if the full type is seen. -DIType DIBuilder::createForwardDecl(unsigned Tag, StringRef Name, DIFile F, - unsigned Line, unsigned RuntimeLang) { - // Create a temporary MDNode. - Value *Elts[] = { - GetTagConstant(VMContext, Tag), - NULL, // TheCU - MDString::get(VMContext, Name), - F, - ConstantInt::get(Type::getInt32Ty(VMContext), Line), - // To ease transition include sizes etc of 0. - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), - DIDescriptor::FlagFwdDecl), - NULL, - DIArray(), - ConstantInt::get(Type::getInt32Ty(VMContext), RuntimeLang) - }; - MDNode *Node = MDNode::getTemporary(VMContext, Elts); - return DIType(Node); -} - -/// getOrCreateArray - Get a DIArray, create one if required. -DIArray DIBuilder::getOrCreateArray(ArrayRef<Value *> Elements) { - if (Elements.empty()) { - Value *Null = llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)); - return DIArray(MDNode::get(VMContext, Null)); - } - return DIArray(MDNode::get(VMContext, Elements)); -} - -/// getOrCreateSubrange - Create a descriptor for a value range. This -/// implicitly uniques the values returned. -DISubrange DIBuilder::getOrCreateSubrange(int64_t Lo, int64_t Hi) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_subrange_type), - ConstantInt::get(Type::getInt64Ty(VMContext), Lo), - ConstantInt::get(Type::getInt64Ty(VMContext), Hi) - }; - - return DISubrange(MDNode::get(VMContext, Elts)); -} - -/// createGlobalVariable - Create a new descriptor for the specified global. -DIGlobalVariable DIBuilder:: -createGlobalVariable(StringRef Name, DIFile F, unsigned LineNumber, - DIType Ty, bool isLocalToUnit, llvm::Value *Val) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_variable), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - NULL, // TheCU, - MDString::get(VMContext, Name), - MDString::get(VMContext, Name), - MDString::get(VMContext, Name), - F, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - Ty, - ConstantInt::get(Type::getInt32Ty(VMContext), isLocalToUnit), - ConstantInt::get(Type::getInt32Ty(VMContext), 1), /* isDefinition*/ - Val - }; - MDNode *Node = MDNode::get(VMContext, Elts); - AllGVs.push_back(Node); - return DIGlobalVariable(Node); -} - -/// createStaticVariable - Create a new descriptor for the specified static -/// variable. -DIGlobalVariable DIBuilder:: -createStaticVariable(DIDescriptor Context, StringRef Name, - StringRef LinkageName, DIFile F, unsigned LineNumber, - DIType Ty, bool isLocalToUnit, llvm::Value *Val) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_variable), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - MDString::get(VMContext, Name), - MDString::get(VMContext, LinkageName), - F, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNumber), - Ty, - ConstantInt::get(Type::getInt32Ty(VMContext), isLocalToUnit), - ConstantInt::get(Type::getInt32Ty(VMContext), 1), /* isDefinition*/ - Val - }; - MDNode *Node = MDNode::get(VMContext, Elts); - AllGVs.push_back(Node); - return DIGlobalVariable(Node); -} - -/// createVariable - Create a new descriptor for the specified variable. -DIVariable DIBuilder::createLocalVariable(unsigned Tag, DIDescriptor Scope, - StringRef Name, DIFile File, - unsigned LineNo, DIType Ty, - bool AlwaysPreserve, unsigned Flags, - unsigned ArgNo) { - Value *Elts[] = { - GetTagConstant(VMContext, Tag), - getNonCompileUnitScope(Scope), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), (LineNo | (ArgNo << 24))), - Ty, - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - Constant::getNullValue(Type::getInt32Ty(VMContext)), - }; - MDNode *Node = MDNode::get(VMContext, Elts); - if (AlwaysPreserve) { - // The optimizer may remove local variable. If there is an interest - // to preserve variable info in such situation then stash it in a - // named mdnode. - DISubprogram Fn(getDISubprogram(Scope)); - NamedMDNode *FnLocals = getOrInsertFnSpecificMDNode(M, Fn); - FnLocals->addOperand(Node); - } - return DIVariable(Node); -} - -/// createComplexVariable - Create a new descriptor for the specified variable -/// which has a complex address expression for its address. -DIVariable DIBuilder::createComplexVariable(unsigned Tag, DIDescriptor Scope, - StringRef Name, DIFile F, - unsigned LineNo, - DIType Ty, ArrayRef<Value *> Addr, - unsigned ArgNo) { - SmallVector<Value *, 15> Elts; - Elts.push_back(GetTagConstant(VMContext, Tag)); - Elts.push_back(getNonCompileUnitScope(Scope)), - Elts.push_back(MDString::get(VMContext, Name)); - Elts.push_back(F); - Elts.push_back(ConstantInt::get(Type::getInt32Ty(VMContext), - (LineNo | (ArgNo << 24)))); - Elts.push_back(Ty); - Elts.push_back(llvm::Constant::getNullValue(Type::getInt32Ty(VMContext))); - Elts.push_back(llvm::Constant::getNullValue(Type::getInt32Ty(VMContext))); - Elts.append(Addr.begin(), Addr.end()); - - return DIVariable(MDNode::get(VMContext, Elts)); -} - -/// createFunction - Create a new descriptor for the specified function. -DISubprogram DIBuilder::createFunction(DIDescriptor Context, - StringRef Name, - StringRef LinkageName, - DIFile File, unsigned LineNo, - DIType Ty, - bool isLocalToUnit, bool isDefinition, - unsigned ScopeLine, - unsigned Flags, bool isOptimized, - Function *Fn, - MDNode *TParams, - MDNode *Decl) { - Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) }; - MDNode *Temp = MDNode::getTemporary(VMContext, TElts); - Value *TVElts[] = { Temp }; - MDNode *THolder = MDNode::get(VMContext, TVElts); - - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_subprogram), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - MDString::get(VMContext, Name), - MDString::get(VMContext, LinkageName), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo), - Ty, - ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit), - ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - ConstantInt::get(Type::getInt32Ty(VMContext), 0), - NULL, - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized), - Fn, - TParams, - Decl, - THolder, - ConstantInt::get(Type::getInt32Ty(VMContext), ScopeLine) - }; - MDNode *Node = MDNode::get(VMContext, Elts); - - // Create a named metadata so that we do not lose this mdnode. - AllSubprograms.push_back(Node); - return DISubprogram(Node); -} - -/// createMethod - Create a new descriptor for the specified C++ method. -DISubprogram DIBuilder::createMethod(DIDescriptor Context, - StringRef Name, - StringRef LinkageName, - DIFile F, - unsigned LineNo, DIType Ty, - bool isLocalToUnit, - bool isDefinition, - unsigned VK, unsigned VIndex, - MDNode *VTableHolder, - unsigned Flags, - bool isOptimized, - Function *Fn, - MDNode *TParam) { - Value *TElts[] = { GetTagConstant(VMContext, DW_TAG_base_type) }; - MDNode *Temp = MDNode::getTemporary(VMContext, TElts); - Value *TVElts[] = { Temp }; - MDNode *THolder = MDNode::get(VMContext, TVElts); - - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_subprogram), - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - getNonCompileUnitScope(Context), - MDString::get(VMContext, Name), - MDString::get(VMContext, Name), - MDString::get(VMContext, LinkageName), - F, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo), - Ty, - ConstantInt::get(Type::getInt1Ty(VMContext), isLocalToUnit), - ConstantInt::get(Type::getInt1Ty(VMContext), isDefinition), - ConstantInt::get(Type::getInt32Ty(VMContext), (unsigned)VK), - ConstantInt::get(Type::getInt32Ty(VMContext), VIndex), - VTableHolder, - ConstantInt::get(Type::getInt32Ty(VMContext), Flags), - ConstantInt::get(Type::getInt1Ty(VMContext), isOptimized), - Fn, - TParam, - llvm::Constant::getNullValue(Type::getInt32Ty(VMContext)), - THolder, - // FIXME: Do we want to use a different scope lines? - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo) - }; - MDNode *Node = MDNode::get(VMContext, Elts); - return DISubprogram(Node); -} - -/// createNameSpace - This creates new descriptor for a namespace -/// with the specified parent scope. -DINameSpace DIBuilder::createNameSpace(DIDescriptor Scope, StringRef Name, - DIFile File, unsigned LineNo) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_namespace), - getNonCompileUnitScope(Scope), - MDString::get(VMContext, Name), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), LineNo) - }; - return DINameSpace(MDNode::get(VMContext, Elts)); -} - -/// createLexicalBlockFile - This creates a new MDNode that encapsulates -/// an existing scope with a new filename. -DILexicalBlockFile DIBuilder::createLexicalBlockFile(DIDescriptor Scope, - DIFile File) { - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_lexical_block), - Scope, - File - }; - return DILexicalBlockFile(MDNode::get(VMContext, Elts)); -} - -DILexicalBlock DIBuilder::createLexicalBlock(DIDescriptor Scope, DIFile File, - unsigned Line, unsigned Col) { - // Defeat MDNode uniqing for lexical blocks by using unique id. - static unsigned int unique_id = 0; - Value *Elts[] = { - GetTagConstant(VMContext, dwarf::DW_TAG_lexical_block), - getNonCompileUnitScope(Scope), - ConstantInt::get(Type::getInt32Ty(VMContext), Line), - ConstantInt::get(Type::getInt32Ty(VMContext), Col), - File, - ConstantInt::get(Type::getInt32Ty(VMContext), unique_id++) - }; - return DILexicalBlock(MDNode::get(VMContext, Elts)); -} - -/// insertDeclare - Insert a new llvm.dbg.declare intrinsic call. -Instruction *DIBuilder::insertDeclare(Value *Storage, DIVariable VarInfo, - Instruction *InsertBefore) { - assert(Storage && "no storage passed to dbg.declare"); - assert(VarInfo.Verify() && "empty DIVariable passed to dbg.declare"); - if (!DeclareFn) - DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare); - - Value *Args[] = { MDNode::get(Storage->getContext(), Storage), VarInfo }; - return CallInst::Create(DeclareFn, Args, "", InsertBefore); -} - -/// insertDeclare - Insert a new llvm.dbg.declare intrinsic call. -Instruction *DIBuilder::insertDeclare(Value *Storage, DIVariable VarInfo, - BasicBlock *InsertAtEnd) { - assert(Storage && "no storage passed to dbg.declare"); - assert(VarInfo.Verify() && "invalid DIVariable passed to dbg.declare"); - if (!DeclareFn) - DeclareFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_declare); - - Value *Args[] = { MDNode::get(Storage->getContext(), Storage), VarInfo }; - - // If this block already has a terminator then insert this intrinsic - // before the terminator. - if (TerminatorInst *T = InsertAtEnd->getTerminator()) - return CallInst::Create(DeclareFn, Args, "", T); - else - return CallInst::Create(DeclareFn, Args, "", InsertAtEnd); -} - -/// insertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call. -Instruction *DIBuilder::insertDbgValueIntrinsic(Value *V, uint64_t Offset, - DIVariable VarInfo, - Instruction *InsertBefore) { - assert(V && "no value passed to dbg.value"); - assert(VarInfo.Verify() && "invalid DIVariable passed to dbg.value"); - if (!ValueFn) - ValueFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_value); - - Value *Args[] = { MDNode::get(V->getContext(), V), - ConstantInt::get(Type::getInt64Ty(V->getContext()), Offset), - VarInfo }; - return CallInst::Create(ValueFn, Args, "", InsertBefore); -} - -/// insertDbgValueIntrinsic - Insert a new llvm.dbg.value intrinsic call. -Instruction *DIBuilder::insertDbgValueIntrinsic(Value *V, uint64_t Offset, - DIVariable VarInfo, - BasicBlock *InsertAtEnd) { - assert(V && "no value passed to dbg.value"); - assert(VarInfo.Verify() && "invalid DIVariable passed to dbg.value"); - if (!ValueFn) - ValueFn = Intrinsic::getDeclaration(&M, Intrinsic::dbg_value); - - Value *Args[] = { MDNode::get(V->getContext(), V), - ConstantInt::get(Type::getInt64Ty(V->getContext()), Offset), - VarInfo }; - return CallInst::Create(ValueFn, Args, "", InsertAtEnd); -} |
