llvm::FastMathFlags Class Reference

Convenience struct for specifying and reasoning about fast-math flags. More...

#include <Operator.h>

List of all members.

Public Types
enum	{   UnsafeAlgebra = (1 << 0), NoNaNs = (1 << 1), NoInfs = (1 << 2), NoSignedZeros = (1 << 3),   AllowReciprocal = (1 << 4) }
Public Member Functions
	FastMathFlags ()
bool	any ()
	Whether any flag is set.
void	clear ()
	Set all the flags to false.
bool	noNaNs ()
	Flag queries.
bool	noInfs ()
bool	noSignedZeros ()
bool	allowReciprocal ()
bool	unsafeAlgebra ()
void	setNoNaNs ()
	Flag setters.
void	setNoInfs ()
void	setNoSignedZeros ()
void	setAllowReciprocal ()
void	setUnsafeAlgebra ()
void	operator&= (const FastMathFlags &OtherFlags)
Friends
class	FPMathOperator

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Detailed Description

Convenience struct for specifying and reasoning about fast-math flags.

Definition at line 170 of file Operator.h.

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Member Enumeration Documentation

anonymous enum

Enumerator:

UnsafeAlgebra
NoNaNs
NoInfs
NoSignedZeros
AllowReciprocal

Definition at line 177 of file Operator.h.

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Constructor & Destructor Documentation

llvm::FastMathFlags::FastMathFlags

(

)

[inline]

Definition at line 185 of file Operator.h.

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Member Function Documentation

bool llvm::FastMathFlags::allowReciprocal

(

)

[inline]

Definition at line 198 of file Operator.h.

bool llvm::FastMathFlags::any

(

)

[inline]

Whether any flag is set.

Definition at line 189 of file Operator.h.

void llvm::FastMathFlags::clear

(

)

[inline]

Set all the flags to false.

Definition at line 192 of file Operator.h.

Referenced by llvm::IRBuilderBase::clearFastMathFlags().

bool llvm::FastMathFlags::noInfs

(

)

[inline]

Definition at line 196 of file Operator.h.

Referenced by SimplifyFAddInst(), and SimplifyFSubInst().

bool llvm::FastMathFlags::noNaNs

(

)

[inline]

Flag queries.

Definition at line 195 of file Operator.h.

Referenced by SimplifyFAddInst(), SimplifyFMulInst(), and SimplifyFSubInst().

bool llvm::FastMathFlags::noSignedZeros

(

)

[inline]

Definition at line 197 of file Operator.h.

Referenced by SimplifyFAddInst(), SimplifyFMulInst(), and SimplifyFSubInst().

void llvm::FastMathFlags::operator&=

(

const FastMathFlags &

OtherFlags

)

[inline]

Definition at line 214 of file Operator.h.

void llvm::FastMathFlags::setAllowReciprocal

(

)

[inline]

Definition at line 205 of file Operator.h.

void llvm::FastMathFlags::setNoInfs

(

)

[inline]

Definition at line 203 of file Operator.h.

void llvm::FastMathFlags::setNoNaNs

(

)

[inline]

Flag setters.

Definition at line 202 of file Operator.h.

void llvm::FastMathFlags::setNoSignedZeros

(

)

[inline]

Definition at line 204 of file Operator.h.

void llvm::FastMathFlags::setUnsafeAlgebra

(

)

[inline]

Definition at line 206 of file Operator.h.

Referenced by addFastMathFlag().

bool llvm::FastMathFlags::unsafeAlgebra

(

)

[inline]

Definition at line 199 of file Operator.h.

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Friends And Related Function Documentation

friend class FPMathOperator [friend]

Definition at line 172 of file Operator.h.

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

• Operator.h