clang::CodeGen::ABIInfo Class Reference

ABIInfo - Target specific hooks for defining how a type should be passed or returned from functions. More...

#include "/home/buildbot/as-worker-4/publish-doxygen-docs/llvm-project/clang/lib/CodeGen/ABIInfo.h"

Collaboration diagram for clang::CodeGen::ABIInfo:

Public Member Functions
	ABIInfo (CodeGen::CodeGenTypes &cgt)
virtual	~ABIInfo ()
virtual bool	allowBFloatArgsAndRet () const
CodeGen::CGCXXABI &	getCXXABI () const
ASTContext &	getContext () const
llvm::LLVMContext &	getVMContext () const
const llvm::DataLayout &	getDataLayout () const
const TargetInfo &	getTarget () const
const CodeGenOptions &	getCodeGenOpts () const
llvm::CallingConv::ID	getRuntimeCC () const
	Return the calling convention to use for system runtime functions.
virtual void	computeInfo (CodeGen::CGFunctionInfo &FI) const =0
virtual CodeGen::Address	EmitVAArg (CodeGen::CodeGenFunction &CGF, CodeGen::Address VAListAddr, QualType Ty) const =0
	EmitVAArg - Emit the target dependent code to load a value of.
bool	isAndroid () const
virtual CodeGen::Address	EmitMSVAArg (CodeGen::CodeGenFunction &CGF, CodeGen::Address VAListAddr, QualType Ty) const
	Emit the target dependent code to load a value of.
virtual bool	isHomogeneousAggregateBaseType (QualType Ty) const
virtual bool	isHomogeneousAggregateSmallEnough (const Type *Base, uint64_t Members) const
virtual bool	isZeroLengthBitfieldPermittedInHomogeneousAggregate () const
bool	isHomogeneousAggregate (QualType Ty, const Type *&Base, uint64_t &Members) const
	isHomogeneousAggregate - Return true if a type is an ELFv2 homogeneous aggregate.
bool	isPromotableIntegerTypeForABI (QualType Ty) const
CodeGen::ABIArgInfo	getNaturalAlignIndirect (QualType Ty, bool ByVal=true, bool Realign=false, llvm::Type *Padding=nullptr) const
	A convenience method to return an indirect ABIArgInfo with an expected alignment equal to the ABI alignment of the given type.
CodeGen::ABIArgInfo	getNaturalAlignIndirectInReg (QualType Ty, bool Realign=false) const

Protected Attributes
CodeGen::CodeGenTypes &	CGT
llvm::CallingConv::ID	RuntimeCC

Detailed Description

ABIInfo - Target specific hooks for defining how a type should be passed or returned from functions.

Definition at line 45 of file ABIInfo.h.

Constructor & Destructor Documentation

ABIInfo()

clang::CodeGen::ABIInfo::ABIInfo ( CodeGen::CodeGenTypes &  cgt )

inline

Definition at line 50 of file ABIInfo.h.

~ABIInfo()

ABIInfo::~ABIInfo ( )

virtualdefault

Member Function Documentation

allowBFloatArgsAndRet()

virtual bool clang::CodeGen::ABIInfo::allowBFloatArgsAndRet ( ) const

inlinevirtual

Definition at line 55 of file ABIInfo.h.

computeInfo()

virtual void clang::CodeGen::ABIInfo::computeInfo ( CodeGen::CGFunctionInfo &  FI ) const

pure virtual

Referenced by clang::CodeGen::CodeGenTypes::arrangeLLVMFunctionInfo().

EmitMSVAArg()

Address ABIInfo::EmitMSVAArg ( CodeGen::CodeGenFunction &  CGF, CodeGen::Address  VAListAddr, QualType  Ty  ) const

virtual

Emit the target dependent code to load a value of.

• Ty from the __builtin_ms_va_list pointed to by
• VAListAddr.

Definition at line 98 of file TargetInfo.cpp.

References clang::CodeGen::Address::invalid().

EmitVAArg()

virtual CodeGen::Address clang::CodeGen::ABIInfo::EmitVAArg ( CodeGen::CodeGenFunction &  CGF, CodeGen::Address  VAListAddr, QualType  Ty  ) const

pure virtual

EmitVAArg - Emit the target dependent code to load a value of.

• Ty from the va_list pointed to by
• VAListAddr.

getCodeGenOpts()

const CodeGenOptions & ABIInfo::getCodeGenOpts

(

)

const

Definition at line 233 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getCodeGenOpts().

getContext()

ASTContext & ABIInfo::getContext

(

)

const

Definition at line 217 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getContext().

Referenced by getNaturalAlignIndirect(), getNaturalAlignIndirectInReg(), isHomogeneousAggregate(), isPromotableIntegerTypeForABI(), and isZeroLengthBitfieldPermittedInHomogeneousAggregate().

getCXXABI()

CGCXXABI & ABIInfo::getCXXABI

(

)

const

Definition at line 213 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getCXXABI().

Referenced by isHomogeneousAggregate().

getDataLayout()

const llvm::DataLayout & ABIInfo::getDataLayout

(

)

const

Definition at line 225 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getDataLayout().

getNaturalAlignIndirect()

ABIArgInfo ABIInfo::getNaturalAlignIndirect	(	QualType	Ty,
		bool	ByVal = true,
		bool	Realign = false,
		llvm::Type *	Padding = nullptr
	)		const

A convenience method to return an indirect ABIArgInfo with an expected alignment equal to the ABI alignment of the given type.

Definition at line 85 of file TargetInfo.cpp.

References getContext(), and clang::CodeGen::ABIArgInfo::getIndirect().

Referenced by classifyReturnType().

getNaturalAlignIndirectInReg()

ABIArgInfo ABIInfo::getNaturalAlignIndirectInReg	(	QualType	Ty,
		bool	Realign = false
	)		const

Definition at line 93 of file TargetInfo.cpp.

References getContext(), and clang::CodeGen::ABIArgInfo::getIndirectInReg().

getRuntimeCC()

llvm::CallingConv::ID clang::CodeGen::ABIInfo::getRuntimeCC ( ) const

inline

Return the calling convention to use for system runtime functions.

Definition at line 66 of file ABIInfo.h.

References RuntimeCC.

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

getTarget()

const TargetInfo & ABIInfo::getTarget

(

)

const

Definition at line 229 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getTarget().

Referenced by isAndroid().

getVMContext()

llvm::LLVMContext & ABIInfo::getVMContext

(

)

const

Definition at line 221 of file TargetInfo.cpp.

References CGT, and clang::CodeGen::CodeGenTypes::getLLVMContext().

isAndroid()

bool ABIInfo::isAndroid

(

)

const

Definition at line 237 of file TargetInfo.cpp.

References getTarget(), and clang::TargetInfo::getTriple().

isHomogeneousAggregate()

bool ABIInfo::isHomogeneousAggregate	(	QualType	Ty,
		const Type *&	Base,
		uint64_t &	Members
	)		const

isHomogeneousAggregate - Return true if a type is an ELFv2 homogeneous aggregate.

Base is set to the base element type, and Members is set to the number of base elements.

Definition at line 5169 of file TargetInfo.cpp.

References clang::RecordDecl::fields(), clang::Type::getAs(), getContext(), getCXXABI(), clang::RecordType::getDecl(), clang::QualType::getTypePtr(), clang::ASTContext::getTypeSize(), clang::ASTContext::getVectorType(), clang::RecordDecl::hasFlexibleArrayMember(), isEmptyRecord(), isHomogeneousAggregate(), isHomogeneousAggregateBaseType(), isHomogeneousAggregateSmallEnough(), clang::TagDecl::isUnion(), clang::Type::isVectorType(), and isZeroLengthBitfieldPermittedInHomogeneousAggregate().

Referenced by isHomogeneousAggregate().

isHomogeneousAggregateBaseType()

bool ABIInfo::isHomogeneousAggregateBaseType ( QualType  Ty ) const

virtual

Definition at line 239 of file TargetInfo.cpp.

Referenced by isHomogeneousAggregate().

isHomogeneousAggregateSmallEnough()

bool ABIInfo::isHomogeneousAggregateSmallEnough ( const Type *  Base, uint64_t  Members  ) const

virtual

Definition at line 243 of file TargetInfo.cpp.

Referenced by isHomogeneousAggregate().

isPromotableIntegerTypeForABI()

bool ABIInfo::isPromotableIntegerTypeForABI

(

QualType

Ty

)

const

Definition at line 108 of file TargetInfo.cpp.

References clang::Type::getAs(), and getContext().

isZeroLengthBitfieldPermittedInHomogeneousAggregate()

bool ABIInfo::isZeroLengthBitfieldPermittedInHomogeneousAggregate ( ) const

virtual

Definition at line 248 of file TargetInfo.cpp.

References getContext(), and clang::ASTContext::getLangOpts().

Referenced by isHomogeneousAggregate().

Member Data Documentation

CGT

CodeGen::CodeGenTypes& clang::CodeGen::ABIInfo::CGT

protected

Definition at line 47 of file ABIInfo.h.

Referenced by getCodeGenOpts(), getContext(), getCXXABI(), getDataLayout(), getTarget(), and getVMContext().

RuntimeCC

llvm::CallingConv::ID clang::CodeGen::ABIInfo::RuntimeCC

protected

Definition at line 48 of file ABIInfo.h.

Referenced by getRuntimeCC().

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

• lib/CodeGen/ABIInfo.h
• lib/CodeGen/TargetInfo.cpp