clang::CodeGen::DefaultABIInfo Class Reference

DefaultABIInfo - The default implementation for ABI specific details. More...

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

Inheritance diagram for clang::CodeGen::DefaultABIInfo:

Public Member Functions
	DefaultABIInfo (CodeGen::CodeGenTypes &CGT)
virtual	~DefaultABIInfo ()
ABIArgInfo	classifyReturnType (QualType RetTy) const
ABIArgInfo	classifyArgumentType (QualType RetTy) const
void	computeInfo (CGFunctionInfo &FI) const override
Address	EmitVAArg (CodeGenFunction &CGF, Address VAListAddr, QualType Ty) const override
	EmitVAArg - Emit the target dependent code to load a value of.
Public Member Functions inherited from clang::CodeGen::ABIInfo
	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
bool	isOHOSFamily () 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
virtual void	appendAttributeMangling (TargetAttr *Attr, raw_ostream &Out) const
virtual void	appendAttributeMangling (TargetVersionAttr *Attr, raw_ostream &Out) const
virtual void	appendAttributeMangling (TargetClonesAttr *Attr, unsigned Index, raw_ostream &Out) const
virtual void	appendAttributeMangling (StringRef AttrStr, raw_ostream &Out) const

Additional Inherited Members
Protected Attributes inherited from clang::CodeGen::ABIInfo
CodeGen::CodeGenTypes &	CGT
llvm::CallingConv::ID	RuntimeCC

Detailed Description

DefaultABIInfo - The default implementation for ABI specific details.

This implementation provides information which results in self-consistent and sensible LLVM IR generation, but does not conform to any particular ABI.

Definition at line 21 of file ABIInfoImpl.h.

Constructor & Destructor Documentation

DefaultABIInfo()

clang::CodeGen::DefaultABIInfo::DefaultABIInfo ( CodeGen::CodeGenTypes &  CGT )

inline

Definition at line 23 of file ABIInfoImpl.h.

~DefaultABIInfo()

DefaultABIInfo::~DefaultABIInfo ( )

virtualdefault

Member Function Documentation

classifyArgumentType()

ABIArgInfo DefaultABIInfo::classifyArgumentType

(

QualType

RetTy

)

const

Definition at line 17 of file ABIInfoImpl.cpp.

References clang::Type::getAs(), clang::CodeGen::ABIInfo::getContext(), clang::CodeGen::ABIInfo::getCXXABI(), clang::CodeGen::ABIArgInfo::getDirect(), clang::CodeGen::ABIArgInfo::getExtend(), clang::CodeGen::ABIInfo::getNaturalAlignIndirect(), clang::CodeGen::getRecordArgABI(), clang::ASTContext::getTargetInfo(), clang::ASTContext::getTypeSize(), clang::TargetInfo::hasInt128Type(), clang::ASTContext::Int128Ty, clang::CodeGen::isAggregateTypeForABI(), clang::CodeGen::ABIInfo::isPromotableIntegerTypeForABI(), clang::ASTContext::LongLongTy, clang::CodeGen::CGCXXABI::RAA_DirectInMemory, and clang::CodeGen::useFirstFieldIfTransparentUnion().

Referenced by computeInfo(), and EmitVAArg().

classifyReturnType()

ABIArgInfo DefaultABIInfo::classifyReturnType

(

QualType

RetTy

)

const

Definition at line 45 of file ABIInfoImpl.cpp.

References clang::Type::getAs(), clang::CodeGen::ABIInfo::getContext(), clang::CodeGen::ABIArgInfo::getDirect(), clang::CodeGen::ABIArgInfo::getExtend(), clang::CodeGen::ABIArgInfo::getIgnore(), clang::CodeGen::ABIInfo::getNaturalAlignIndirect(), clang::CodeGen::isAggregateTypeForABI(), clang::CodeGen::ABIInfo::isPromotableIntegerTypeForABI(), and clang::Type::isVoidType().

Referenced by computeInfo().

computeInfo()

void DefaultABIInfo::computeInfo ( CGFunctionInfo &  FI ) const

overridevirtual

Implements clang::CodeGen::ABIInfo.

Definition at line 67 of file ABIInfoImpl.cpp.

References clang::CodeGen::CGFunctionInfo::arguments(), classifyArgumentType(), classifyReturnType(), clang::CodeGen::ABIInfo::getCXXABI(), clang::CodeGen::CGFunctionInfo::getReturnInfo(), and clang::CodeGen::CGFunctionInfo::getReturnType().

EmitVAArg()

Address DefaultABIInfo::EmitVAArg ( CodeGenFunction &  CGF, Address  VAListAddr, QualType  Ty  ) const

overridevirtual

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

• Ty from the va_list pointed to by
• VAListAddr.

Implements clang::CodeGen::ABIInfo.

Definition at line 74 of file ABIInfoImpl.cpp.

References classifyArgumentType(), and clang::CodeGen::EmitVAArgInstr().

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

• lib/CodeGen/ABIInfoImpl.h
• lib/CodeGen/ABIInfoImpl.cpp