clang: clang::TargetInfo::ConstraintInfo Struct Reference

clang 15.0.0git

#include "clang/Basic/TargetInfo.h"

Collaboration diagram for clang::TargetInfo::ConstraintInfo:

Collaboration graph

[legend]

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. More...

bool	hasTiedOperand () const
	Return true if this input operand is a matching constraint that ties it to an output operand. More...

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. More...

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 991 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 992 of file TargetInfo.h.

Constructor & Destructor Documentation

◆ ConstraintInfo()

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

inline

Definition at line 1013 of file TargetInfo.h.

References ImmRange.

Member Function Documentation

◆ allowsMemory()

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

inline

Definition at line 1025 of file TargetInfo.h.

References CI_AllowsMemory, and Flags.

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

◆ allowsRegister()

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

inline

Definition at line 1024 of file TargetInfo.h.

References CI_AllowsRegister, and Flags.

Referenced by clang::Sema::ActOnGCCAsmStmt(), and AddVariableConstraints().

◆ earlyClobber()

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

inline

Definition at line 1023 of file TargetInfo.h.

References CI_EarlyClobber, and Flags.

◆ getConstraintStr()

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

inline

Definition at line 1020 of file TargetInfo.h.

References ConstraintStr.

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

◆ getName()

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

inline

Definition at line 1021 of file TargetInfo.h.

References Name.

◆ getTiedOperand()

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

inline

Definition at line 1037 of file TargetInfo.h.

References hasTiedOperand(), and TiedOperand.

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

◆ hasMatchingInput()

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

inline

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

Definition at line 1029 of file TargetInfo.h.

References CI_HasMatchingInput, and Flags.

◆ 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 1036 of file TargetInfo.h.

References TiedOperand.

Referenced by clang::Sema::ActOnGCCAsmStmt(), and getTiedOperand().

◆ isReadWrite()

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

inline

Definition at line 1022 of file TargetInfo.h.

References CI_ReadWrite, and Flags.

◆ isValidAsmImmediate()

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

inline

Definition at line 1045 of file TargetInfo.h.

References ImmRange, and ImmSet.

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

◆ requiresImmediateConstant()

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

inline

Definition at line 1042 of file TargetInfo.h.

References CI_ImmediateConstant, and Flags.

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

◆ setAllowsMemory()

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

inline

Definition at line 1054 of file TargetInfo.h.

References CI_AllowsMemory, and Flags.

◆ setAllowsRegister()

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

inline

Definition at line 1055 of file TargetInfo.h.

References CI_AllowsRegister, and Flags.

◆ setEarlyClobber()

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

inline

Definition at line 1053 of file TargetInfo.h.

References CI_EarlyClobber, and Flags.

◆ setHasMatchingInput()

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

inline

Definition at line 1056 of file TargetInfo.h.

References CI_HasMatchingInput, and Flags.

Referenced by setTiedOperand().

◆ setIsReadWrite()

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

inline

Definition at line 1052 of file TargetInfo.h.

References CI_ReadWrite, and Flags.

◆ setRequiresImmediate() [1/4]

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

inline

Definition at line 1072 of file TargetInfo.h.

References CI_ImmediateConstant, and Flags.

◆ setRequiresImmediate() [2/4]

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

inline

Definition at line 1068 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 1057 of file TargetInfo.h.

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

◆ setRequiresImmediate() [4/4]

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

inline

Definition at line 1063 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 1080 of file TargetInfo.h.

References Flags, setHasMatchingInput(), and TiedOperand.

Member Data Documentation

◆ ConstraintStr

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

Definition at line 1010 of file TargetInfo.h.

Referenced by getConstraintStr().

◆ Flags

unsigned clang::TargetInfo::ConstraintInfo::Flags

Definition at line 1001 of file TargetInfo.h.

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

◆ ImmRange

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

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

◆ ImmSet

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

Definition at line 1008 of file TargetInfo.h.

Referenced by isValidAsmImmediate(), and setRequiresImmediate().

◆ isConstrained

bool clang::TargetInfo::ConstraintInfo::isConstrained

Definition at line 1006 of file TargetInfo.h.

◆ Max

int clang::TargetInfo::ConstraintInfo::Max

Definition at line 1005 of file TargetInfo.h.

Referenced by setRequiresImmediate().

◆ Min

int clang::TargetInfo::ConstraintInfo::Min

Definition at line 1004 of file TargetInfo.h.

Referenced by setRequiresImmediate().

◆ Name

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

Definition at line 1011 of file TargetInfo.h.

Referenced by getName().

◆ TiedOperand

int clang::TargetInfo::ConstraintInfo::TiedOperand

Definition at line 1002 of file TargetInfo.h.

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

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

include/clang/Basic/TargetInfo.h