clang  9.0.0svn
Public Member Functions | Public Attributes | Protected Attributes | List of all members
clang::CodeGen::ABIInfo Class Referenceabstract

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"

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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 50 of file ABIInfo.h.

Constructor & Destructor Documentation

◆ ABIInfo()

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

Definition at line 56 of file ABIInfo.h.

◆ ~ABIInfo()

ABIInfo::~ABIInfo ( )
virtual

Definition at line 97 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 92 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 EmitX86_64VAArgFromMemory(), and getTypeString().

◆ getCodeGenOpts()

const CodeGenOptions & ABIInfo::getCodeGenOpts ( ) const

Definition at line 205 of file TargetInfo.cpp.

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

◆ getContext()

ASTContext & ABIInfo::getContext ( ) const

Definition at line 189 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes(), ContainsFloatAtOffset(), EmitX86_64VAArgFromMemory(), getNaturalAlignIndirect(), getNaturalAlignIndirectInReg(), getTypeString(), GetX86_64ByValArgumentPair(), isArgInAlloca(), isHomogeneousAggregate(), and isRecordWithSSEVectorType().

◆ getCXXABI()

CGCXXABI & ABIInfo::getCXXABI ( ) const

Definition at line 185 of file TargetInfo.cpp.

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

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

◆ getDataLayout()

const llvm::DataLayout & ABIInfo::getDataLayout ( ) const

Definition at line 197 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 80 of file TargetInfo.cpp.

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

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

◆ getNaturalAlignIndirectInReg()

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

Definition at line 87 of file TargetInfo.cpp.

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

Referenced by addBaseAndFieldSizes(), and isRecordWithSSEVectorType().

◆ getRuntimeCC()

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

Return the calling convention to use for system runtime functions.

Definition at line 72 of file ABIInfo.h.

◆ getTarget()

const TargetInfo & ABIInfo::getTarget ( ) const

Definition at line 201 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 193 of file TargetInfo.cpp.

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

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

◆ isAndroid()

bool ABIInfo::isAndroid ( ) const

Definition at line 209 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 4551 of file TargetInfo.cpp.

References clang::CodeGen::Base, clang::CodeGen::CodeGenFunction::Builder, clang::CodeGen::CodeGenFunction::CGM, CGT, clang::CodeGen::swiftcall::classifyArgumentType(), classifyReturnType(), clang::CodeGen::CodeGenTypes::ConvertType(), clang::CodeGen::CodeGenFunction::ConvertTypeForMem(), clang::frontend::CPlusPlus, clang::CodeGen::CGBuilderTy::CreateConstInBoundsByteGEP(), clang::CodeGen::CGBuilderTy::CreateElementBitCast(), clang::CodeGen::CGBuilderTy::CreateLoad(), clang::CodeGen::CodeGenFunction::CreateMemTemp(), clang::CodeGen::CodeGenFunction::EmitStoreOfComplex(), emitVoidPtrDirectVAArg(), emitVoidPtrVAArg(), clang::RecordDecl::fields(), clang::CharUnits::fromQuantity(), clang::Type::getAs(), getContext(), getCXXABI(), clang::CodeGen::CodeGenModule::getDataLayout(), clang::CodeGen::ABIArgInfo::getDirect(), clang::CodeGen::ABIArgInfo::getExtend(), clang::CodeGen::ABIArgInfo::getIgnore(), clang::CodeGen::ABIArgInfo::getIndirect(), getNaturalAlignIndirect(), clang::CharUnits::getQuantity(), getRecordArgABI(), clang::ASTContext::getTargetInfo(), clang::ASTContext::getTypeAlignInChars(), clang::ASTContext::getTypeInfoInChars(), clang::QualType::getTypePtr(), clang::ASTContext::getTypeSize(), clang::ASTContext::getVectorType(), getVMContext(), clang::RecordDecl::hasFlexibleArrayMember(), clang::TargetInfo::hasFloat128Type(), clang::CodeGen::CodeGenTypeCache::Int8Ty, isAggregateTypeForABI(), clang::Type::isAnyComplexType(), isEmptyRecord(), clang::Type::isFloat128Type(), isHomogeneousAggregateBaseType(), isHomogeneousAggregateSmallEnough(), clang::TagDecl::isUnion(), clang::Type::isVectorType(), clang::Type::isVoidType(), clang::CodeGen::CodeGenFunction::MakeAddrLValue(), max(), clang::CodeGen::CGCXXABI::RAA_DirectInMemory, clang::CodeGen::Type, and useFirstFieldIfTransparentUnion().

Referenced by addBaseAndFieldSizes(), EmitX86_64VAArgFromMemory(), and isRecordWithSSEVectorType().

◆ isHomogeneousAggregateBaseType()

bool ABIInfo::isHomogeneousAggregateBaseType ( QualType  Ty) const
virtual

Definition at line 211 of file TargetInfo.cpp.

Referenced by isHomogeneousAggregate().

◆ isHomogeneousAggregateSmallEnough()

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

Definition at line 215 of file TargetInfo.cpp.

Referenced by isHomogeneousAggregate().

◆ supportsSwift()

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

Reimplemented in clang::CodeGen::SwiftABIInfo.

Definition at line 61 of file ABIInfo.h.

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

Member Data Documentation

◆ CGT

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

Definition at line 52 of file ABIInfo.h.

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

◆ RuntimeCC

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

Definition at line 54 of file ABIInfo.h.

The documentation for this class was generated from the following files:
Generated on Wed Feb 20 2019 01:07:45 for clang by   doxygen 1.8.13