#include <CGDebugInfo.h>

Public Member Functions
	CGDebugInfo (CodeGenModule &CGM)
	~CGDebugInfo ()
void	finalize (void)
void	setLocation (SourceLocation Loc)
void	EmitLocation (CGBuilderTy &Builder, SourceLocation Loc)
void	EmitFunctionStart (GlobalDecl GD, QualType FnType, llvm::Function *Fn, CGBuilderTy &Builder)
	EmitFunctionStart - Constructs the debug code for entering a function.
void	EmitFunctionEnd (CGBuilderTy &Builder)
	EmitFunctionEnd - Constructs the debug code for exiting a function.
void	EmitLexicalBlockStart (CGBuilderTy &Builder, SourceLocation Loc)
void	EmitLexicalBlockEnd (CGBuilderTy &Builder, SourceLocation Loc)
void	EmitDeclareOfAutoVariable (const VarDecl Decl, llvm::Value AI, CGBuilderTy &Builder)
void	EmitDeclareOfBlockDeclRefVariable (const VarDecl variable, llvm::Value storage, CGBuilderTy &Builder, const CGBlockInfo &blockInfo)
void	EmitDeclareOfArgVariable (const VarDecl Decl, llvm::Value AI, unsigned ArgNo, CGBuilderTy &Builder)
void	EmitDeclareOfBlockLiteralArgVariable (const CGBlockInfo &block, llvm::Value *addr, CGBuilderTy &Builder)
void	EmitGlobalVariable (llvm::GlobalVariable GV, const VarDecl Decl)
	EmitGlobalVariable - Emit information about a global variable.
void	EmitGlobalVariable (llvm::GlobalVariable GV, ObjCInterfaceDecl Decl)
	EmitGlobalVariable - Emit information about an objective-c interface.
void	EmitGlobalVariable (const ValueDecl VD, llvm::Constant Init)
	EmitGlobalVariable - Emit global variable's debug info.
llvm::DIType	getOrCreateRecordType (QualType Ty, SourceLocation L)
	getOrCreateRecordType - Emit record type's standalone debug info.
llvm::DIType	getOrCreateInterfaceType (QualType Ty, SourceLocation Loc)

Detailed Description

CGDebugInfo - This class gathers all debug information during compilation and is responsible for emitting to llvm globals or pass directly to the backend.

Definition at line 46 of file CGDebugInfo.h.

Constructor & Destructor Documentation

CGDebugInfo::CGDebugInfo ( CodeGenModule & CGM )

Definition at line 41 of file CGDebugInfo.cpp.

CGDebugInfo::~CGDebugInfo ( )

Definition at line 47 of file CGDebugInfo.cpp.

Member Function Documentation

void CGDebugInfo::EmitDeclareOfArgVariable	(	const VarDecl *	VD,
		llvm::Value *	AI,
		unsigned	ArgNo,
		CGBuilderTy &	Builder
	)

EmitDeclareOfArgVariable - Emit call to llvm.dbg.declare for an argument variable declaration.

Definition at line 2422 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGen::CodeGenModule::getCodeGenOpts(), and clang::CodeGenOptions::LimitedDebugInfo.

void CGDebugInfo::EmitDeclareOfAutoVariable	(	const VarDecl *	Decl,
		llvm::Value *	AI,
		CGBuilderTy &	Builder
	)

EmitDeclareOfAutoVariable - Emit call to llvm.dbg.declare for an automatic variable declaration.

Definition at line 2354 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGen::CodeGenModule::getCodeGenOpts(), and clang::CodeGenOptions::LimitedDebugInfo.

void CGDebugInfo::EmitDeclareOfBlockDeclRefVariable	(	const VarDecl *	variable,
		llvm::Value *	storage,
		CGBuilderTy &	Builder,
		const CGBlockInfo &	blockInfo
	)

EmitDeclareOfBlockDeclRefVariable - Emit call to llvm.dbg.declare for an imported variable declaration in a block.

Definition at line 2361 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CharUnits::fromQuantity(), clang::CodeGen::CGBlockInfo::getCapture(), clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::CodeGen::CodeGenModule::getContext(), clang::Decl::getLocation(), clang::NamedDecl::getName(), clang::CharUnits::getQuantity(), clang::CodeGen::CodeGenModule::getTargetData(), clang::ValueDecl::getType(), clang::Decl::hasAttr(), clang::CodeGen::CodeGenTypeCache::Int64Ty, clang::CodeGenOptions::LimitedDebugInfo, clang::CodeGen::CGBlockInfo::StructureType, and clang::ASTContext::toCharUnitsFromBits().

void CGDebugInfo::EmitDeclareOfBlockLiteralArgVariable	(	const CGBlockInfo &	block,
		llvm::Value *	addr,
		CGBuilderTy &	Builder
	)

EmitDeclareOfBlockLiteralArgVariable - Emit call to llvm.dbg.declare for the block-literal argument to a block invocation function.

Definition at line 2439 of file CGDebugInfo.cpp.

References clang::AS_public, clang::CodeGen::CGBlockInfo::BlockAlign, clang::CodeGen::CGBlockInfo::BlockSize, clang::BlockDecl::Capture::Capture(), clang::BlockDecl::capture_begin(), clang::BlockDecl::capture_end(), clang::BlockDecl::capturesCXXThis(), clang::CodeGen::CGBlockInfo::CXXThisIndex, clang::CodeGenOptions::DebugInfo, clang::CodeGen::CGBlockInfo::getBlockDecl(), clang::CodeGen::CGBlockInfo::getCapture(), clang::BlockDecl::getCaretLocation(), clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::CodeGen::CodeGenModule::getContext(), clang::Decl::getDeclContext(), clang::CodeGen::CGBlockInfo::Capture::getIndex(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::NamedDecl::getName(), clang::Decl::getNonClosureContext(), clang::CodeGen::CodeGenModule::getTargetData(), clang::CXXMethodDecl::getThisType(), clang::ValueDecl::getType(), clang::CodeGen::CodeGenModule::getUniqueBlockCount(), clang::BlockDecl::Capture::getVariable(), clang::BlockDecl::Capture::isByRef(), clang::CodeGen::CGBlockInfo::Capture::isConstant(), clang::CodeGenOptions::LimitedDebugInfo, clang::CodeGen::CGBlockInfo::NeedsCopyDispose, clang::CodeGen::CodeGenTypeCache::PointerWidthInBits, clang::CodeGen::CGBlockInfo::StructureType, and clang::ASTContext::toBits().

void CGDebugInfo::EmitFunctionEnd ( CGBuilderTy & Builder )

EmitFunctionEnd - Constructs the debug code for exiting a function.

Definition at line 2140 of file CGDebugInfo.cpp.

References EmitLexicalBlockEnd().

void CGDebugInfo::EmitFunctionStart	(	GlobalDecl	GD,
		QualType	FnType,
		llvm::Function *	Fn,
		CGBuilderTy &	Builder
	)

EmitFunctionStart - Constructs the debug code for entering a function.

EmitFunctionStart - Emit a call to llvm.dbg.function.start to indicate start of a new function.

Definition at line 1979 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGenOptions::DebugLineTablesOnly, clang::FunctionDecl::getCanonicalDecl(), clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::GlobalDecl::getDecl(), clang::Decl::getDeclContext(), clang::CodeGen::CodeGenModule::getLangOpts(), clang::Decl::getLocation(), clang::CodeGen::CodeGenModule::getMangledName(), clang::FunctionDecl::hasPrototype(), clang::Decl::isImplicit(), and clang::CodeGenOptions::LimitedDebugInfo.

void CGDebugInfo::EmitGlobalVariable	(	llvm::GlobalVariable *	GV,
		const VarDecl *	Decl
	)

EmitGlobalVariable - Emit information about a global variable.

Definition at line 2585 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::ASTContext::getAsArrayType(), clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::ASTContext::getConstantArrayType(), clang::CodeGen::CodeGenModule::getContext(), clang::Decl::getDeclContext(), clang::ArrayType::getElementType(), clang::Decl::getLocation(), clang::NamedDecl::getName(), clang::ValueDecl::getType(), clang::CodeGenOptions::LimitedDebugInfo, and setLocation().

Referenced by clang::CodeGen::CodeGenFunction::EmitStaticVarDecl().

void CGDebugInfo::EmitGlobalVariable	(	llvm::GlobalVariable *	GV,
		ObjCInterfaceDecl *	Decl
	)

EmitGlobalVariable - Emit information about an objective-c interface.

Definition at line 2621 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::ASTContext::getAsArrayType(), clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::ASTContext::getConstantArrayType(), clang::CodeGen::CodeGenModule::getContext(), clang::ArrayType::getElementType(), clang::Decl::getLocation(), clang::NamedDecl::getName(), clang::ASTContext::getObjCInterfaceType(), and clang::CodeGenOptions::LimitedDebugInfo.

void CGDebugInfo::EmitGlobalVariable	(	const ValueDecl *	VD,
		llvm::Constant *	Init
	)

EmitGlobalVariable - Emit global variable's debug info.

Definition at line 2649 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGen::CodeGenModule::getCodeGenOpts(), clang::Decl::getLocation(), clang::NamedDecl::getName(), clang::ValueDecl::getType(), and clang::CodeGenOptions::LimitedDebugInfo.

void CGDebugInfo::EmitLexicalBlockEnd	(	CGBuilderTy &	Builder,
		SourceLocation	Loc
	)

EmitLexicalBlockEnd - Emit metadata to indicate the end of a new lexical block and pop the current block.

EmitLexicalBlockEnd - Constructs the debug code for exiting a declarative region - end of a DW_TAG_lexical_block.

Definition at line 2130 of file CGDebugInfo.cpp.

References EmitLocation().

Referenced by clang::CodeGen::CodeGenFunction::EmitCXXForRangeStmt(), clang::CodeGen::CodeGenFunction::EmitForStmt(), EmitFunctionEnd(), clang::CodeGen::CodeGenFunction::EmitObjCAutoreleasePoolStmt(), clang::CodeGen::CodeGenFunction::EmitObjCForCollectionStmt(), and clang::CodeGen::CodeGenFunction::LexicalScope::~LexicalScope().

void CGDebugInfo::EmitLexicalBlockStart	(	CGBuilderTy &	Builder,
		SourceLocation	Loc
	)

EmitLexicalBlockStart - Emit metadata to indicate the beginning of a new lexical block and push the block onto the stack.

EmitLexicalBlockStart - Constructs the debug code for entering a declarative region - beginning of a DW_TAG_lexical_block.

Definition at line 2115 of file CGDebugInfo.cpp.

References setLocation().

Referenced by clang::CodeGen::CodeGenFunction::EmitCXXForRangeStmt(), clang::CodeGen::CodeGenFunction::EmitForStmt(), clang::CodeGen::CodeGenFunction::EmitObjCAutoreleasePoolStmt(), and clang::CodeGen::CodeGenFunction::EmitObjCForCollectionStmt().

void CGDebugInfo::EmitLocation	(	CGBuilderTy &	Builder,
		SourceLocation	Loc
	)

EmitLocation - Emit metadata to indicate a change in line/column information in the source file.

Definition at line 2075 of file CGDebugInfo.cpp.

References clang::CodeGen::CodeGenModule::getContext(), clang::SourceManager::getExpansionLoc(), clang::ASTContext::getSourceManager(), clang::SourceLocation::isInvalid(), clang::SourceLocation::isMacroID(), and setLocation().

Referenced by EmitLexicalBlockEnd().

void CGDebugInfo::finalize ( void )

Definition at line 2687 of file CGDebugInfo.cpp.

Referenced by clang::CodeGen::CodeGenModule::Release().

llvm::DIType CGDebugInfo::getOrCreateInterfaceType	(	QualType	D,
		SourceLocation	Loc
	)

getOrCreateInterfaceType - Emit an objective c interface type standalone debug info.

Definition at line 1186 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGen::CodeGenModule::getCodeGenOpts(), and clang::CodeGenOptions::LimitedDebugInfo.

llvm::DIType CGDebugInfo::getOrCreateRecordType	(	QualType	Ty,
		SourceLocation	L
	)

getOrCreateRecordType - Emit record type's standalone debug info.

Definition at line 1177 of file CGDebugInfo.cpp.

References clang::CodeGenOptions::DebugInfo, clang::CodeGen::CodeGenModule::getCodeGenOpts(), and clang::CodeGenOptions::LimitedDebugInfo.

Referenced by clang::CodeGen::CodeGenFunction::EmitCXXConstructorCall().

void CGDebugInfo::setLocation ( SourceLocation Loc )

setLocation - Update the current source location. If

loc is invalid it is ignored.

Definition at line 52 of file CGDebugInfo.cpp.

References clang::CodeGen::CodeGenModule::getContext(), clang::SourceManager::getExpansionLoc(), clang::PresumedLoc::getFilename(), clang::SourceManager::getPresumedLoc(), clang::ASTContext::getSourceManager(), clang::PresumedLoc::isInvalid(), and clang::SourceLocation::isValid().

Referenced by EmitGlobalVariable(), EmitLexicalBlockStart(), EmitLocation(), and clang::CodeGen::CodeGenFunction::EmitStaticVarDecl().

The documentation for this class was generated from the following files:

Public Member Functions

Detailed Description

Constructor & Destructor Documentation

Member Function Documentation