KnownFPClass.cpp File Reference

#include "llvm/Support/KnownFPClass.h"
#include "llvm/ADT/APFloat.h"
#include "llvm/Support/ErrorHandling.h"

Go to the source code of this file.

Functions
static bool	inputDenormalIsIEEE (DenormalMode Mode)
	Return true if it's possible to assume IEEE treatment of input denormals in F for Val.
static bool	inputDenormalIsIEEEOrPosZero (DenormalMode Mode)
static KnownFPClass	fadd_impl (const KnownFPClass &KnownLHS, const KnownFPClass &KnownRHS, DenormalMode Mode)

Function Documentation

fadd_impl()

KnownFPClass fadd_impl ( const KnownFPClass & KnownLHS, const KnownFPClass & KnownRHS, DenormalMode Mode )

static

Definition at line 237 of file KnownFPClass.cpp.

References llvm::KnownFPClass::cannotBeOrderedGreaterThanZero(), llvm::KnownFPClass::cannotBeOrderedLessThanZero(), llvm::fcNan, llvm::fcNegSubnormal, llvm::fcPosSubnormal, llvm::fcZero, llvm::KnownFPClass::isKnownNever(), llvm::KnownFPClass::isKnownNeverInfinity(), llvm::KnownFPClass::isKnownNeverNaN(), llvm::KnownFPClass::knownNot(), Mode, llvm::KnownFPClass::OrderedGreaterThanZeroMask, and llvm::KnownFPClass::OrderedLessThanZeroMask.

Referenced by llvm::KnownFPClass::fadd(), llvm::KnownFPClass::fma(), and llvm::KnownFPClass::fma_square().

inputDenormalIsIEEE()

bool inputDenormalIsIEEE ( DenormalMode Mode )

static

Return true if it's possible to assume IEEE treatment of input denormals in F for Val.

Definition at line 25 of file KnownFPClass.cpp.

References llvm::DenormalMode::IEEE, and Mode.

Referenced by fpclassTestIsFCmp0(), and llvm::KnownFPClass::isKnownNeverLogicalZero().

inputDenormalIsIEEEOrPosZero()

bool inputDenormalIsIEEEOrPosZero ( DenormalMode Mode )

static

Definition at line 29 of file KnownFPClass.cpp.

References llvm::DenormalMode::IEEE, Mode, and llvm::DenormalMode::PositiveZero.

Referenced by llvm::KnownFPClass::isKnownNeverLogicalNegZero().