clang::CodeGen::ABIInfo Class Reference

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

#include "/opt/doxygen-docs/src/llvm/tools/clang/lib/CodeGen/ABIInfo.h"

Inheritance diagram for clang::CodeGen::ABIInfo:

Collaboration diagram for clang::CodeGen::ABIInfo:

Public Member Functions
	ABIInfo (CodeGen::CodeGenTypes &cgt)
virtual	~ABIInfo ()
virtual bool	supportsSwift () 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. More...
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. More...
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. More...
virtual bool	isHomogeneousAggregateBaseType (QualType Ty) const
virtual bool	isHomogeneousAggregateSmallEnough (const Type *Base, uint64_t Members) const
bool	isHomogeneousAggregate (QualType Ty, const Type *&Base, uint64_t &Members) const
	isHomogeneousAggregate - Return true if a type is an ELFv2 homogeneous aggregate. More...
CodeGen::ABIArgInfo	getNaturalAlignIndirect (QualType Ty, bool ByRef=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. More...
CodeGen::ABIArgInfo	getNaturalAlignIndirectInReg (QualType Ty, bool Realign=false) const

Public Attributes
CodeGen::CodeGenTypes &	CGT

Protected Attributes
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 51 of file ABIInfo.h.

Constructor & Destructor Documentation

ABIInfo()

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

inline

Definition at line 57 of file ABIInfo.h.

~ABIInfo()

ABIInfo::~ABIInfo ( )

virtual

Definition at line 98 of file TargetInfo.cpp.

Member Function Documentation

computeInfo()

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

pure virtual

Referenced by clang::CodeGen::CodeGenTypes::arrangeLLVMFunctionInfo(), and getTypeString().

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 93 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.

Referenced by getTypeString().

getCodeGenOpts()

const CodeGenOptions & ABIInfo::getCodeGenOpts

(

)

const

Definition at line 206 of file TargetInfo.cpp.

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

getContext()

ASTContext & ABIInfo::getContext

(

)

const

Definition at line 190 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes(), ContainsFloatAtOffset(), EmitX86_64VAArgFromMemory(), getNaturalAlignIndirect(), getNaturalAlignIndirectInReg(), getTypeString(), and isHomogeneousAggregate().

getCXXABI()

CGCXXABI & ABIInfo::getCXXABI

(

)

const

Definition at line 186 of file TargetInfo.cpp.

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

Referenced by EmitX86_64VAArgFromMemory(), getTypeString(), and GetX86_64ByValArgumentPair().

getDataLayout()

const llvm::DataLayout & ABIInfo::getDataLayout

(

)

const

Definition at line 198 of file TargetInfo.cpp.

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

Referenced by ContainsFloatAtOffset(), EmitX86_64VAArgFromMemory(), and GetX86_64ByValArgumentPair().

getNaturalAlignIndirect()

ABIArgInfo ABIInfo::getNaturalAlignIndirect	(	QualType	Ty,
		bool	ByRef = 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 81 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes(), classifyReturnType(), EmitX86_64VAArgFromMemory(), and getTypeString().

getNaturalAlignIndirectInReg()

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

Definition at line 88 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes().

getRuntimeCC()

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

inline

Return the calling convention to use for system runtime functions.

Definition at line 73 of file ABIInfo.h.

getTarget()

const TargetInfo & ABIInfo::getTarget

(

)

const

Definition at line 202 of file TargetInfo.cpp.

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

Referenced by EmitX86_64VAArgFromMemory(), clang::CodeGen::CodeGenModule::getTargetCodeGenInfo(), and isAndroid().

getVMContext()

llvm::LLVMContext & ABIInfo::getVMContext

(

)

const

Definition at line 194 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes(), ContainsFloatAtOffset(), EmitX86_64VAArgFromMemory(), getTypeString(), and GetX86_64ByValArgumentPair().

isAndroid()

bool ABIInfo::isAndroid

(

)

const

Definition at line 210 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 4517 of file TargetInfo.cpp.

References clang::CodeGen::Base, clang::Type::getAs(), getContext(), and clang::RecordDecl::hasFlexibleArrayMember().

Referenced by addBaseAndFieldSizes(), and EmitX86_64VAArgFromMemory().

isHomogeneousAggregateBaseType()

bool ABIInfo::isHomogeneousAggregateBaseType ( QualType  Ty ) const

virtual

Definition at line 212 of file TargetInfo.cpp.

isHomogeneousAggregateSmallEnough()

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

virtual

Definition at line 216 of file TargetInfo.cpp.

supportsSwift()

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

inlinevirtual

Reimplemented in clang::CodeGen::SwiftABIInfo.

Definition at line 62 of file ABIInfo.h.

Referenced by clang::CodeGen::SwiftABIInfo::classof().

Member Data Documentation

CGT

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

Definition at line 53 of file ABIInfo.h.

Referenced by addBaseAndFieldSizes(), EmitX86_64VAArgFromMemory(), getCodeGenOpts(), getContext(), getCXXABI(), getDataLayout(), getTarget(), getTypeString(), getVMContext(), and GetX86_64ByValArgumentPair().

RuntimeCC

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

protected

Definition at line 55 of file ABIInfo.h.

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

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