VTableBuilder.cpp File Reference

#include "clang/AST/VTableBuilder.h"
#include "clang/AST/ASTContext.h"
#include "clang/AST/CXXInheritance.h"
#include "clang/AST/RecordLayout.h"
#include "clang/Basic/TargetInfo.h"
#include "llvm/ADT/SmallPtrSet.h"
#include "llvm/Support/Format.h"
#include "llvm/Support/raw_ostream.h"
#include <algorithm>
#include <cstdio>

Include dependency graph for VTableBuilder.cpp:

Go to the source code of this file.

Classes
struct	InitialOverriddenDefinitionCollector
Defines
#define	DUMP_OVERRIDERS   0
Functions
static VTableLayout *	CreateVTableLayout (const ItaniumVTableBuilder &Builder)
static bool	BaseInSet (const CXXBaseSpecifier *Specifier, CXXBasePath &Path, void *BasesSet)
static void	GroupNewVirtualOverloads (const CXXRecordDecl *RD, SmallVector< const CXXMethodDecl *, 10 > &VirtualMethods)
static bool	isDirectVBase (const CXXRecordDecl *Base, const CXXRecordDecl *RD)
static void	PrintBasePath (const VPtrInfo::BasePath &Path, raw_ostream &Out)
static void	dumpMicrosoftThunkAdjustment (const ThunkInfo &TI, raw_ostream &Out, bool ContinueFirstLine)
static bool	setsIntersect (const llvm::SmallPtrSet< const CXXRecordDecl *, 4 > &A, ArrayRef< const CXXRecordDecl * > B)
static bool	rebucketPaths (VPtrInfoVector &Paths)
static bool	extendPath (VPtrInfo *P)
static bool	findPathForVPtr (ASTContext &Context, const ASTRecordLayout &MostDerivedLayout, const CXXRecordDecl *RD, CharUnits Offset, llvm::SmallPtrSetImpl< const CXXRecordDecl * > &VBasesSeen, VPtrInfo::BasePath &FullPath, VPtrInfo *Info)
static void	computeFullPathsForVFTables (ASTContext &Context, const CXXRecordDecl *RD, VPtrInfoVector &Paths)

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Define Documentation

#define DUMP_OVERRIDERS   0

Definition at line 27 of file VTableBuilder.cpp.

---

Function Documentation

static bool BaseInSet	(	const CXXBaseSpecifier *	Specifier,
		CXXBasePath &	Path,
		void *	BasesSet
	)		[static]

Definition at line 2643 of file VTableBuilder.cpp.

References clang::Type::getAsCXXRecordDecl(), and clang::CXXBaseSpecifier::getType().

static void computeFullPathsForVFTables	(	ASTContext &	Context,
		const CXXRecordDecl *	RD,
		VPtrInfoVector &	Paths
	)		[static]

Definition at line 3475 of file VTableBuilder.cpp.

References findPathForVPtr(), clang::ASTContext::getASTRecordLayout(), and clang::CharUnits::Zero().

static VTableLayout* CreateVTableLayout

(

const ItaniumVTableBuilder &

Builder

)

[static]

Definition at line 2315 of file VTableBuilder.cpp.

Referenced by clang::ItaniumVTableContext::createConstructionVTableLayout().

static void dumpMicrosoftThunkAdjustment	(	const ThunkInfo &	TI,
		raw_ostream &	Out,
		bool	ContinueFirstLine
	)		[static]

Definition at line 3120 of file VTableBuilder.cpp.

References clang::QualType::getAsString(), clang::QualType::getCanonicalType(), clang::FunctionDecl::getReturnType(), clang::ReturnAdjustment::isEmpty(), clang::ThisAdjustment::VirtualAdjustment::isEmpty(), clang::ThisAdjustment::isEmpty(), clang::ThunkInfo::Method, clang::ReturnAdjustment::VirtualAdjustment::Microsoft, clang::ThisAdjustment::VirtualAdjustment::Microsoft, clang::ReturnAdjustment::NonVirtual, clang::ThisAdjustment::NonVirtual, clang::ThunkInfo::Return, clang::ThunkInfo::This, clang::ReturnAdjustment::VirtualAdjustment::VBIndex, clang::ThisAdjustment::VirtualAdjustment::VBOffsetOffset, clang::ReturnAdjustment::VirtualAdjustment::VBPtrOffset, clang::ThisAdjustment::VirtualAdjustment::VBPtrOffset, clang::ReturnAdjustment::Virtual, clang::ThisAdjustment::Virtual, and clang::ThisAdjustment::VirtualAdjustment::VtordispOffset.

static bool extendPath

(

VPtrInfo *

P

)

[static]

Definition at line 3389 of file VTableBuilder.cpp.

References clang::VPtrInfo::MangledPath, and clang::VPtrInfo::NextBaseToMangle.

Referenced by rebucketPaths().

static bool findPathForVPtr	(	ASTContext &	Context,
		const ASTRecordLayout &	MostDerivedLayout,
		const CXXRecordDecl *	RD,
		CharUnits	Offset,
		llvm::SmallPtrSetImpl< const CXXRecordDecl * > &	VBasesSeen,
		VPtrInfo::BasePath &	FullPath,
		VPtrInfo *	Info
	)		[static]

Definition at line 3438 of file VTableBuilder.cpp.

References clang::CXXRecordDecl::bases_begin(), clang::CXXRecordDecl::bases_end(), clang::VPtrInfo::BaseWithVPtr, clang::VPtrInfo::FullOffsetInMDC, clang::ASTContext::getASTRecordLayout(), clang::ASTRecordLayout::getBaseClassOffset(), clang::ASTRecordLayout::getVBaseClassOffset(), and clang::VPtrInfo::PathToBaseWithVPtr.

Referenced by computeFullPathsForVFTables().

static void GroupNewVirtualOverloads	(	const CXXRecordDecl *	RD,
		SmallVector< const CXXMethodDecl *, 10 > &	VirtualMethods
	)		[static]

Definition at line 2919 of file VTableBuilder.cpp.

References clang::NamedDecl::getDeclName(), clang::CXXMethodDecl::isVirtual(), and clang::CXXRecordDecl::methods().

static bool isDirectVBase	(	const CXXRecordDecl *	Base,
		const CXXRecordDecl *	RD
	)		[static]

Definition at line 2946 of file VTableBuilder.cpp.

References clang::CodeGen::Base, and clang::CXXRecordDecl::bases().

static void PrintBasePath	(	const VPtrInfo::BasePath &	Path,
		raw_ostream &	Out
	)		[static]

Definition at line 3111 of file VTableBuilder.cpp.

static bool rebucketPaths

(

VPtrInfoVector &

Paths

)

[static]

Definition at line 3398 of file VTableBuilder.cpp.

References extendPath(), and clang::VPtrInfo::MangledPath.

static bool setsIntersect	(	const llvm::SmallPtrSet< const CXXRecordDecl *, 4 > &	A,
		ArrayRef< const CXXRecordDecl * >	B
	)		[static]

Definition at line 3279 of file VTableBuilder.cpp.