llvm::AMDGPULibCalls Class Reference

Public Member Functions
	AMDGPULibCalls ()=default
bool	fold (CallInst *CI)
void	initFunction (Function &F, FunctionAnalysisManager &FAM)
void	initNativeFuncs ()
bool	useNative (CallInst *CI)

Protected Member Functions
bool	isUnsafeMath (const FPMathOperator *FPOp) const
bool	isUnsafeFiniteOnlyMath (const FPMathOperator *FPOp) const
bool	canIncreasePrecisionOfConstantFold (const FPMathOperator *FPOp) const

Static Protected Member Functions
static void	replaceCall (Instruction *I, Value *With)
static void	replaceCall (FPMathOperator *I, Value *With)

Detailed Description

Definition at line 49 of file AMDGPULibCalls.cpp.

Constructor & Destructor Documentation

AMDGPULibCalls()

llvm::AMDGPULibCalls::AMDGPULibCalls ( )

default

Member Function Documentation

canIncreasePrecisionOfConstantFold()

bool AMDGPULibCalls::canIncreasePrecisionOfConstantFold ( const FPMathOperator *  FPOp ) const

protected

Definition at line 428 of file AMDGPULibCalls.cpp.

References isUnsafeMath().

Referenced by fold().

fold()

bool AMDGPULibCalls::fold

(

CallInst *

CI

)

Definition at line 645 of file AMDGPULibCalls.cpp.

References llvm::FastMathFlags::approxFunc(), B, canIncreasePrecisionOfConstantFold(), llvm::cannotBeOrderedLessThanZero(), llvm::dbgs(), llvm::AMDGPULibFuncBase::EI_CEIL, llvm::AMDGPULibFuncBase::EI_COPYSIGN, llvm::AMDGPULibFuncBase::EI_COS, llvm::AMDGPULibFuncBase::EI_EXP, llvm::AMDGPULibFuncBase::EI_EXP2, llvm::AMDGPULibFuncBase::EI_FABS, llvm::AMDGPULibFuncBase::EI_FLOOR, llvm::AMDGPULibFuncBase::EI_FMA, llvm::AMDGPULibFuncBase::EI_FMAX, llvm::AMDGPULibFuncBase::EI_FMIN, llvm::AMDGPULibFuncBase::EI_LDEXP, llvm::AMDGPULibFuncBase::EI_LOG, llvm::AMDGPULibFuncBase::EI_LOG10, llvm::AMDGPULibFuncBase::EI_LOG2, llvm::AMDGPULibFuncBase::EI_MAD, llvm::AMDGPULibFuncBase::EI_POW, llvm::AMDGPULibFuncBase::EI_POWN, llvm::AMDGPULibFuncBase::EI_POWR, llvm::AMDGPULibFuncBase::EI_READ_PIPE_2, llvm::AMDGPULibFuncBase::EI_READ_PIPE_4, llvm::AMDGPULibFuncBase::EI_RINT, llvm::AMDGPULibFuncBase::EI_ROOTN, llvm::AMDGPULibFuncBase::EI_ROUND, llvm::AMDGPULibFuncBase::EI_SIN, llvm::AMDGPULibFuncBase::EI_SQRT, llvm::AMDGPULibFuncBase::EI_TRUNC, llvm::AMDGPULibFuncBase::EI_WRITE_PIPE_2, llvm::AMDGPULibFuncBase::EI_WRITE_PIPE_4, llvm::CallBase::getArgOperand(), llvm::CallBase::getCalledFunction(), llvm::CallBase::getFunctionType(), llvm::AMDGPULibFunc::getId(), llvm::Instruction::getModule(), llvm::Intrinsic::getOrInsertDeclaration(), llvm::FunctionType::getParamType(), getPownType(), llvm::Value::getType(), llvm::AMDGPULibFunc::isCompatibleSignature(), isKnownIntegral(), llvm::CallBase::isNoBuiltin(), llvm::CallBase::isStrictFP(), LLVM_DEBUG, llvm::FastMathFlags::none(), llvm::CallBase::setArgOperand(), llvm::CallBase::setCalledFunction(), and llvm::AttributeFuncs::typeIncompatible().

Referenced by llvm::AMDGPUSimplifyLibCallsPass::run().

initFunction()

void AMDGPULibCalls::initFunction	(	Function &	F,
		FunctionAnalysisManager &	FAM
	)

Definition at line 434 of file AMDGPULibCalls.cpp.

References F, FAM, llvm::AnalysisManager< IRUnitT, ExtraArgTs >::getCachedResult(), and llvm::AnalysisManager< IRUnitT, ExtraArgTs >::getResult().

Referenced by llvm::AMDGPUSimplifyLibCallsPass::run(), and llvm::AMDGPUUseNativeCallsPass::run().

initNativeFuncs()

void AMDGPULibCalls::initNativeFuncs

(

)

Definition at line 445 of file AMDGPULibCalls.cpp.

References UseNative.

Referenced by llvm::AMDGPUSimplifyLibCallsPass::run(), and llvm::AMDGPUUseNativeCallsPass::run().

isUnsafeFiniteOnlyMath()

bool AMDGPULibCalls::isUnsafeFiniteOnlyMath ( const FPMathOperator *  FPOp ) const

protected

Definition at line 423 of file AMDGPULibCalls.cpp.

References llvm::FPMathOperator::hasApproxFunc(), llvm::FPMathOperator::hasNoInfs(), and llvm::FPMathOperator::hasNoNaNs().

isUnsafeMath()

bool AMDGPULibCalls::isUnsafeMath ( const FPMathOperator *  FPOp ) const

protected

Definition at line 419 of file AMDGPULibCalls.cpp.

References llvm::FPMathOperator::isFast().

Referenced by canIncreasePrecisionOfConstantFold().

replaceCall() [1/2]

static void llvm::AMDGPULibCalls::replaceCall ( FPMathOperator *  I, Value *  With  )

inlinestaticprotected

Definition at line 131 of file AMDGPULibCalls.cpp.

References I, and replaceCall().

replaceCall() [2/2]

static void llvm::AMDGPULibCalls::replaceCall ( Instruction *  I, Value *  With  )

inlinestaticprotected

Definition at line 126 of file AMDGPULibCalls.cpp.

References I.

Referenced by replaceCall().

useNative()

bool AMDGPULibCalls::useNative

(

CallInst *

CI

)

Definition at line 487 of file AMDGPULibCalls.cpp.

References llvm::dbgs(), DEBUG_WITH_TYPE, llvm::AMDGPULibFuncBase::EI_SINCOS, F, llvm::AMDGPULibFuncBase::F64, getArgType(), llvm::CallBase::getCalledFunction(), llvm::AMDGPULibFunc::getId(), llvm::Instruction::getModule(), llvm::AMDGPULibFunc::getName(), llvm::AMDGPULibFunc::getPrefix(), HasNative(), llvm::AMDGPULibFunc::isMangled(), llvm::CallBase::isNoBuiltin(), llvm::AMDGPULibFuncBase::NATIVE, llvm::AMDGPULibFuncBase::NOPFX, llvm::CallBase::setCalledFunction(), and llvm::AMDGPULibFunc::setPrefix().

Referenced by llvm::AMDGPUUseNativeCallsPass::run().

---

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

• lib/Target/AMDGPU/AMDGPULibCalls.cpp