#include "clang/Basic/TargetInfo.h"

Public Types
enum	{ CI_None = 0x00 , CI_AllowsMemory = 0x01 , CI_AllowsRegister = 0x02 , CI_ReadWrite = 0x04 , CI_HasMatchingInput = 0x08 , CI_ImmediateConstant = 0x10 , CI_EarlyClobber = 0x20 }

Public Member Functions
	ConstraintInfo (StringRef ConstraintStr, StringRef Name)
const std::string &	getConstraintStr () const
const std::string &	getName () const
bool	isReadWrite () const
bool	earlyClobber ()
bool	allowsRegister () const
bool	allowsMemory () const
bool	hasMatchingInput () const
	Return true if this output operand has a matching (tied) input operand.
bool	hasTiedOperand () const
	Return true if this input operand is a matching constraint that ties it to an output operand.
unsigned	getTiedOperand () const
bool	requiresImmediateConstant () const
bool	isValidAsmImmediate (const llvm::APInt &Value) const
void	setIsReadWrite ()
void	setEarlyClobber ()
void	setAllowsMemory ()
void	setAllowsRegister ()
void	setHasMatchingInput ()
void	setRequiresImmediate (int Min, int Max)
void	setRequiresImmediate (llvm::ArrayRef< int > Exacts)
void	setRequiresImmediate (int Exact)
void	setRequiresImmediate ()
void	setTiedOperand (unsigned N, ConstraintInfo &Output)
	Indicate that this is an input operand that is tied to the specified output operand.
void	setOutputOperandBounds (unsigned Min, unsigned Max)
std::optional< std::pair< unsigned, unsigned > >	getOutputOperandBounds () const

Public Attributes
unsigned	Flags
int	TiedOperand
struct {
int Min
int Max
bool isConstrained
}	ImmRange
llvm::SmallSet< int, 4 >	ImmSet
std::string	ConstraintStr
std::string	Name

Detailed Description

Definition at line 1123 of file TargetInfo.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
CI_None
CI_AllowsMemory
CI_AllowsRegister
CI_ReadWrite
CI_HasMatchingInput
CI_ImmediateConstant
CI_EarlyClobber

Definition at line 1124 of file TargetInfo.h.

Constructor & Destructor Documentation

◆ ConstraintInfo()

clang::TargetInfo::ConstraintInfo::ConstraintInfo	(	StringRef	ConstraintStr,
		StringRef	Name )

inline

Definition at line 1145 of file TargetInfo.h.

References ConstraintStr, Flags, ImmRange, Name, and TiedOperand.

Referenced by setTiedOperand().

Member Function Documentation

◆ allowsMemory()

bool clang::TargetInfo::ConstraintInfo::allowsMemory ( ) const

inline

Definition at line 1157 of file TargetInfo.h.

References CI_AllowsMemory, and Flags.

Referenced by clang::Sema::ActOnGCCAsmStmt(), clang::CodeGen::CodeGenFunction::EmitAsmStmt(), and clang::TargetInfo::validateOutputConstraint().

◆ allowsRegister()

bool clang::TargetInfo::ConstraintInfo::allowsRegister ( ) const

inline

Definition at line 1156 of file TargetInfo.h.

References CI_AllowsRegister, and Flags.

Referenced by clang::Sema::ActOnGCCAsmStmt(), AddVariableConstraints(), clang::CodeGen::CodeGenFunction::EmitAsmStmt(), and clang::TargetInfo::validateOutputConstraint().

◆ earlyClobber()

bool clang::TargetInfo::ConstraintInfo::earlyClobber ( )

inline

Definition at line 1155 of file TargetInfo.h.

References CI_EarlyClobber, and Flags.

Referenced by clang::CodeGen::CodeGenFunction::EmitAsmStmt(), and clang::TargetInfo::validateOutputConstraint().

◆ getConstraintStr()

const std::string & clang::TargetInfo::ConstraintInfo::getConstraintStr ( ) const

inline

Definition at line 1152 of file TargetInfo.h.

References ConstraintStr.

Referenced by clang::Sema::ActOnGCCAsmStmt(), checkExprMemoryConstraintCompat(), and clang::TargetInfo::validateOutputConstraint().

◆ getName()

const std::string & clang::TargetInfo::ConstraintInfo::getName ( ) const

inline

Definition at line 1153 of file TargetInfo.h.

References Name.

◆ getOutputOperandBounds()

std::optional< std::pair< unsigned, unsigned > > clang::TargetInfo::ConstraintInfo::getOutputOperandBounds ( ) const

inline

Definition at line 1231 of file TargetInfo.h.

References ImmRange.

Referenced by clang::CodeGen::CodeGenFunction::EmitAsmStmt().

◆ getTiedOperand()

unsigned clang::TargetInfo::ConstraintInfo::getTiedOperand ( ) const

inline

Definition at line 1169 of file TargetInfo.h.

References hasTiedOperand(), and TiedOperand.

Referenced by clang::Sema::ActOnGCCAsmStmt(), clang::CodeGen::CodeGenFunction::EmitAsmStmt(), and clang::TargetInfo::validateInputConstraint().

◆ hasMatchingInput()

bool clang::TargetInfo::ConstraintInfo::hasMatchingInput ( ) const

inline

Return true if this output operand has a matching (tied) input operand.

Definition at line 1161 of file TargetInfo.h.

References CI_HasMatchingInput, and Flags.

Referenced by clang::CodeGen::CodeGenFunction::EmitAsmStmt().

◆ hasTiedOperand()

bool clang::TargetInfo::ConstraintInfo::hasTiedOperand ( ) const

inline

Return true if this input operand is a matching constraint that ties it to an output operand.

If this returns true then getTiedOperand will indicate which output operand this is tied to.

Definition at line 1168 of file TargetInfo.h.

References TiedOperand.

Referenced by clang::Sema::ActOnGCCAsmStmt(), clang::CodeGen::CodeGenFunction::EmitAsmStmt(), getTiedOperand(), and clang::TargetInfo::validateInputConstraint().

◆ isReadWrite()

bool clang::TargetInfo::ConstraintInfo::isReadWrite ( ) const

inline

Definition at line 1154 of file TargetInfo.h.

References CI_ReadWrite, and Flags.

Referenced by clang::CodeGen::CodeGenFunction::EmitAsmStmt(), and clang::TargetInfo::validateOutputConstraint().

◆ isValidAsmImmediate()

bool clang::TargetInfo::ConstraintInfo::isValidAsmImmediate ( const llvm::APInt & Value ) const

inline

Definition at line 1177 of file TargetInfo.h.

References ImmRange, and ImmSet.

Referenced by clang::Sema::ActOnGCCAsmStmt().

◆ requiresImmediateConstant()

bool clang::TargetInfo::ConstraintInfo::requiresImmediateConstant ( ) const

inline

Definition at line 1174 of file TargetInfo.h.

References CI_ImmediateConstant, and Flags.

Referenced by clang::Sema::ActOnGCCAsmStmt().

◆ setAllowsMemory()

void clang::TargetInfo::ConstraintInfo::setAllowsMemory ( )

inline

Definition at line 1186 of file TargetInfo.h.

References CI_AllowsMemory, and Flags.

◆ setAllowsRegister()

void clang::TargetInfo::ConstraintInfo::setAllowsRegister ( )

inline

Definition at line 1187 of file TargetInfo.h.

References CI_AllowsRegister, and Flags.

◆ setEarlyClobber()

void clang::TargetInfo::ConstraintInfo::setEarlyClobber ( )

inline

Definition at line 1185 of file TargetInfo.h.

References CI_EarlyClobber, and Flags.

Referenced by clang::TargetInfo::validateOutputConstraint().

◆ setHasMatchingInput()

void clang::TargetInfo::ConstraintInfo::setHasMatchingInput ( )

inline

Definition at line 1188 of file TargetInfo.h.

References CI_HasMatchingInput, and Flags.

Referenced by setTiedOperand().

◆ setIsReadWrite()

void clang::TargetInfo::ConstraintInfo::setIsReadWrite ( )

inline

Definition at line 1184 of file TargetInfo.h.

References CI_ReadWrite, and Flags.

Referenced by clang::TargetInfo::validateOutputConstraint().

◆ setOutputOperandBounds()

void clang::TargetInfo::ConstraintInfo::setOutputOperandBounds	(	unsigned	Min,
		unsigned	Max )

inline

Definition at line 1225 of file TargetInfo.h.

References ImmRange, Max, and Min.

Referenced by clang::targets::AArch64TargetInfo::validateAsmConstraint(), clang::targets::SystemZTargetInfo::validateAsmConstraint(), and clang::targets::X86TargetInfo::validateAsmConstraint().

◆ setRequiresImmediate() [1/4]

void clang::TargetInfo::ConstraintInfo::setRequiresImmediate ( )

inline

Definition at line 1203 of file TargetInfo.h.

References CI_ImmediateConstant, and Flags.

◆ setRequiresImmediate() [2/4]

void clang::TargetInfo::ConstraintInfo::setRequiresImmediate ( int Exact )

inline

Definition at line 1199 of file TargetInfo.h.

References CI_ImmediateConstant, Flags, and ImmSet.

◆ setRequiresImmediate() [3/4]

void clang::TargetInfo::ConstraintInfo::setRequiresImmediate	(	int	Min,
		int	Max )

inline

Definition at line 1189 of file TargetInfo.h.

References CI_ImmediateConstant, Flags, ImmRange, Max, and Min.

Referenced by clang::targets::AMDGPUTargetInfo::validateAsmConstraint(), clang::targets::ARMTargetInfo::validateAsmConstraint(), clang::targets::AVRTargetInfo::validateAsmConstraint(), clang::targets::LoongArchTargetInfo::validateAsmConstraint(), clang::targets::M68kTargetInfo::validateAsmConstraint(), clang::targets::RISCVTargetInfo::validateAsmConstraint(), clang::targets::X86TargetInfo::validateAsmConstraint(), and clang::TargetInfo::validateInputConstraint().

◆ setRequiresImmediate() [4/4]

void clang::TargetInfo::ConstraintInfo::setRequiresImmediate ( llvm::ArrayRef< int > Exacts )

inline

Definition at line 1195 of file TargetInfo.h.

References CI_ImmediateConstant, Flags, and ImmSet.

◆ setTiedOperand()

void clang::TargetInfo::ConstraintInfo::setTiedOperand	(	unsigned	N,
		ConstraintInfo &	Output )

inline

Indicate that this is an input operand that is tied to the specified output operand.

Copy over the various constraint information from the output.

Definition at line 1211 of file TargetInfo.h.

References ConstraintInfo(), Flags, setHasMatchingInput(), and TiedOperand.

Referenced by clang::TargetInfo::validateInputConstraint().

Member Data Documentation

◆ ConstraintStr

std::string clang::TargetInfo::ConstraintInfo::ConstraintStr

Definition at line 1142 of file TargetInfo.h.

Referenced by ConstraintInfo(), getConstraintStr(), clang::targets::X86TargetInfo::validateAsmConstraint(), and clang::TargetInfo::validateInputConstraint().

◆ Flags

unsigned clang::TargetInfo::ConstraintInfo::Flags

Definition at line 1133 of file TargetInfo.h.

Referenced by allowsMemory(), allowsRegister(), ConstraintInfo(), earlyClobber(), hasMatchingInput(), isReadWrite(), requiresImmediateConstant(), setAllowsMemory(), setAllowsRegister(), setEarlyClobber(), setHasMatchingInput(), setIsReadWrite(), setRequiresImmediate(), setRequiresImmediate(), setRequiresImmediate(), setRequiresImmediate(), and setTiedOperand().

◆ [struct]

struct { ... } clang::TargetInfo::ConstraintInfo::ImmRange

Referenced by ConstraintInfo(), getOutputOperandBounds(), isValidAsmImmediate(), setOutputOperandBounds(), and setRequiresImmediate().

◆ ImmSet

llvm::SmallSet<int, 4> clang::TargetInfo::ConstraintInfo::ImmSet

Definition at line 1140 of file TargetInfo.h.

Referenced by isValidAsmImmediate(), setRequiresImmediate(), and setRequiresImmediate().

◆ isConstrained

bool clang::TargetInfo::ConstraintInfo::isConstrained

Definition at line 1138 of file TargetInfo.h.

◆ Max

int clang::TargetInfo::ConstraintInfo::Max

Definition at line 1137 of file TargetInfo.h.

Referenced by setOutputOperandBounds(), and setRequiresImmediate().

◆ Min

int clang::TargetInfo::ConstraintInfo::Min

Definition at line 1136 of file TargetInfo.h.

Referenced by setOutputOperandBounds(), and setRequiresImmediate().

◆ Name

std::string clang::TargetInfo::ConstraintInfo::Name

Definition at line 1143 of file TargetInfo.h.

Referenced by ConstraintInfo(), and getName().

◆ TiedOperand

int clang::TargetInfo::ConstraintInfo::TiedOperand

Definition at line 1134 of file TargetInfo.h.

Referenced by ConstraintInfo(), getTiedOperand(), hasTiedOperand(), and setTiedOperand().

The documentation for this struct was generated from the following file:

include/clang/Basic/TargetInfo.h

Public Types

Public Member Functions

Public Attributes

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

Constructor & Destructor Documentation

◆ ConstraintInfo()

Member Function Documentation

◆ allowsMemory()

◆ allowsRegister()

◆ earlyClobber()

◆ getConstraintStr()

◆ getName()

◆ getOutputOperandBounds()

◆ getTiedOperand()

◆ hasMatchingInput()

◆ hasTiedOperand()

◆ isReadWrite()

◆ isValidAsmImmediate()

◆ requiresImmediateConstant()

◆ setAllowsMemory()

◆ setAllowsRegister()

◆ setEarlyClobber()

◆ setHasMatchingInput()

◆ setIsReadWrite()

◆ setOutputOperandBounds()

◆ setRequiresImmediate() [1/4]

◆ setRequiresImmediate() [2/4]

◆ setRequiresImmediate() [3/4]

◆ setRequiresImmediate() [4/4]

◆ setTiedOperand()

Member Data Documentation

◆ ConstraintStr

◆ Flags

◆ [struct]

◆ ImmSet

◆ isConstrained

◆ Max

◆ Min

◆ Name

◆ TiedOperand