DXILIntrinsicExpansion.cpp File Reference

#include "DXILIntrinsicExpansion.h"
#include "DirectX.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/CodeGen/Passes.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsDirectX.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/Type.h"
#include "llvm/Pass.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"

Go to the source code of this file.

Classes
class	DXILIntrinsicExpansionLegacy

Macros
#define	DEBUG_TYPE   "dxil-intrinsic-expansion"

Functions
static bool	resourceAccessNeeds64BitExpansion (Module *M, Type *OverloadTy, bool IsRaw)
static Value *	expand16BitIsInf (CallInst *Orig)
static Value *	expand16BitIsNaN (CallInst *Orig)
static Value *	expand16BitIsFinite (CallInst *Orig)
static Value *	expand16BitIsNormal (CallInst *Orig)
static bool	isIntrinsicExpansion (Function &F)
static Value *	expandUsubSat (CallInst *Orig)
static Value *	expandVecReduceAdd (CallInst *Orig, Intrinsic::ID IntrinsicId)
static Value *	expandAbs (CallInst *Orig)
static Value *	expandCrossIntrinsic (CallInst *Orig)
static Value *	expandFloatDotIntrinsic (CallInst *Orig, Value *A, Value *B)
static Value *	expandFloatDotIntrinsic (CallInst *Orig)
static Value *	expandIntegerDotIntrinsic (CallInst *Orig, Intrinsic::ID DotIntrinsic)
static Value *	expandExpIntrinsic (CallInst *Orig)
static Value *	expandIsFPClass (CallInst *Orig)
static Value *	expandAnyOrAllIntrinsic (CallInst *Orig, Intrinsic::ID IntrinsicId)
static Value *	expandLerpIntrinsic (CallInst *Orig)
static Value *	expandLogIntrinsic (CallInst *Orig, float LogConstVal=numbers::ln2f)
static Value *	expandLog10Intrinsic (CallInst *Orig)
static Value *	expandNormalizeIntrinsic (CallInst *Orig)
static Value *	expandAtan2Intrinsic (CallInst *Orig)
static Value *	expandPowIntrinsic (CallInst *Orig, Intrinsic::ID IntrinsicId)
static Value *	expandStepIntrinsic (CallInst *Orig)
static Value *	expandRadiansIntrinsic (CallInst *Orig)
static bool	expandBufferLoadIntrinsic (CallInst *Orig, bool IsRaw)
static bool	expandBufferStoreIntrinsic (CallInst *Orig, bool IsRaw)
static Intrinsic::ID	getMaxForClamp (Intrinsic::ID ClampIntrinsic)
static Intrinsic::ID	getMinForClamp (Intrinsic::ID ClampIntrinsic)
static Value *	expandClampIntrinsic (CallInst *Orig, Intrinsic::ID ClampIntrinsic)
static Value *	expandDegreesIntrinsic (CallInst *Orig)
static Value *	expandSignIntrinsic (CallInst *Orig)
static bool	expandIntrinsic (Function &F, CallInst *Orig)
static bool	expansionIntrinsics (Module &M)
	INITIALIZE_PASS_BEGIN (DXILIntrinsicExpansionLegacy, DEBUG_TYPE, "DXIL Intrinsic Expansion", false, false) INITIALIZE_PASS_END(DXILIntrinsicExpansionLegacy

Variables
	DEBUG_TYPE
DXIL Intrinsic	Expansion
DXIL Intrinsic	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dxil-intrinsic-expansion"

Definition at line 32 of file DXILIntrinsicExpansion.cpp.

Function Documentation

expand16BitIsFinite()

Value * expand16BitIsFinite ( CallInst * Orig )

static

Definition at line 135 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::ElementCount::getFixed(), llvm::Type::getInt16Ty(), llvm::Instruction::getModule(), getNumElements(), llvm::User::getOperand(), llvm::ConstantVector::getSplat(), and llvm::Value::getType().

Referenced by expandIsFPClass().

expand16BitIsInf()

Value * expand16BitIsInf ( CallInst * Orig )

static

Definition at line 54 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::ElementCount::getFixed(), llvm::Type::getInt16Ty(), llvm::Instruction::getModule(), getNumElements(), llvm::User::getOperand(), llvm::ConstantVector::getSplat(), and llvm::Value::getType().

Referenced by expandIntrinsic(), and expandIsFPClass().

expand16BitIsNaN()

Value * expand16BitIsNaN ( CallInst * Orig )

static

Definition at line 89 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::ElementCount::getFixed(), llvm::Type::getInt16Ty(), llvm::Instruction::getModule(), getNumElements(), llvm::User::getOperand(), llvm::ConstantVector::getSplat(), and llvm::Value::getType().

Referenced by expandIntrinsic(), and expandIsFPClass().

expand16BitIsNormal()

Value * expand16BitIsNormal ( CallInst * Orig )

static

Definition at line 162 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::ElementCount::getFixed(), llvm::Type::getInt16Ty(), llvm::Instruction::getModule(), getNumElements(), llvm::User::getOperand(), llvm::ConstantVector::getSplat(), and llvm::Value::getType().

Referenced by expandIsFPClass().

expandAbs()

Value * expandAbs ( CallInst * Orig )

static

Definition at line 292 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::ElementCount::getFixed(), getNumElements(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::ConstantVector::getSplat(), and X.

Referenced by expandIntrinsic().

expandAnyOrAllIntrinsic()

Value * expandAnyOrAllIntrinsic ( CallInst * Orig, Intrinsic::ID IntrinsicId )

static

Definition at line 500 of file DXILIntrinsicExpansion.cpp.

References assert(), Cond, llvm::dyn_cast(), llvm::ElementCount::getFixed(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::ConstantVector::getSplat(), I, llvm::Type::isFloatingPointTy(), and X.

Referenced by expandIntrinsic().

expandAtan2Intrinsic()

Value * expandAtan2Intrinsic ( CallInst * Orig )

static

Definition at line 610 of file DXILIntrinsicExpansion.cpp.

References llvm::CallBase::getAttributes(), llvm::Instruction::getFastMathFlags(), llvm::User::getOperand(), llvm::CallInst::isTailCall(), llvm::numbers::pi, llvm::CallBase::setAttributes(), llvm::CallInst::setTailCall(), X, and Y.

Referenced by expandIntrinsic().

expandBufferLoadIntrinsic()

bool expandBufferLoadIntrinsic ( CallInst * Orig, bool IsRaw )

static

Definition at line 708 of file DXILIntrinsicExpansion.cpp.

References assert(), llvm::sampleprof::Base, llvm::dyn_cast(), llvm::Instruction::eraseFromParent(), llvm::PoisonValue::get(), llvm::StructType::get(), llvm::VectorType::get(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::Type::getStructElementType(), llvm::Value::getType(), llvm::Hi, I, llvm::Type::isDoubleTy(), llvm::Type::isIntegerTy(), llvm_unreachable, llvm::Lo, llvm::make_early_inc_range(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), llvm::ArrayRef< T >::size(), and llvm::Value::users().

Referenced by expandIntrinsic().

expandBufferStoreIntrinsic()

bool expandBufferStoreIntrinsic ( CallInst * Orig, bool IsRaw )

static

Definition at line 819 of file DXILIntrinsicExpansion.cpp.

References assert(), llvm::sampleprof::Base, llvm::dyn_cast(), llvm::Instruction::eraseFromParent(), llvm::PoisonValue::get(), llvm::StructType::get(), llvm::VectorType::get(), llvm::ElementCount::getFixed(), llvm::CallBase::getFunctionType(), llvm::User::getOperand(), llvm::FunctionType::getParamType(), llvm::Type::getScalarType(), llvm::ConstantVector::getSplat(), I, llvm::Int32Ty, llvm::Type::isDoubleTy(), and llvm::Type::isIntegerTy().

Referenced by expandIntrinsic().

expandClampIntrinsic()

Value * expandClampIntrinsic ( CallInst * Orig, Intrinsic::ID ClampIntrinsic )

static

Definition at line 937 of file DXILIntrinsicExpansion.cpp.

References getMaxForClamp(), getMinForClamp(), llvm::User::getOperand(), and X.

Referenced by expandIntrinsic().

expandCrossIntrinsic()

Value * expandCrossIntrinsic ( CallInst * Orig )

static

Definition at line 308 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::PoisonValue::get(), llvm::Value::getName(), getNumElements(), llvm::User::getOperand(), llvm::Value::getType(), and llvm::reportFatalUsageError().

Referenced by expandIntrinsic().

expandDegreesIntrinsic()

Value * expandDegreesIntrinsic ( CallInst * Orig )

static

Definition at line 950 of file DXILIntrinsicExpansion.cpp.

References llvm::User::getOperand(), llvm::numbers::inv_pi, and X.

Referenced by expandIntrinsic().

expandExpIntrinsic()

Value * expandExpIntrinsic ( CallInst * Orig )

static

Definition at line 426 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::CallBase::getAttributes(), llvm::ElementCount::getFixed(), getNumElements(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::ConstantVector::getSplat(), llvm::CallInst::isTailCall(), llvm::numbers::log2ef, and X.

Referenced by expandIntrinsic().

expandFloatDotIntrinsic() [1/2]

Value * expandFloatDotIntrinsic ( CallInst * Orig )

static

Definition at line 387 of file DXILIntrinsicExpansion.cpp.

References expandFloatDotIntrinsic(), and llvm::User::getOperand().

expandFloatDotIntrinsic() [2/2]

Value * expandFloatDotIntrinsic ( CallInst * Orig, Value * A, Value * B )

static

Definition at line 346 of file DXILIntrinsicExpansion.cpp.

References A(), assert(), B(), llvm::dyn_cast(), llvm::Type::getScalarType(), I, llvm::Type::isFloatingPointTy(), llvm::Type::isVectorTy(), and llvm::reportFatalUsageError().

Referenced by expandFloatDotIntrinsic(), expandIntrinsic(), and expandNormalizeIntrinsic().

expandIntegerDotIntrinsic()

Value * expandIntegerDotIntrinsic ( CallInst * Orig, Intrinsic::ID DotIntrinsic )

static

Definition at line 393 of file DXILIntrinsicExpansion.cpp.

References A(), assert(), B(), llvm::dyn_cast(), llvm::User::getOperand(), llvm::Type::getScalarType(), I, llvm::Type::isIntegerTy(), and llvm::Type::isVectorTy().

Referenced by expandIntrinsic().

expandIntrinsic()

bool expandIntrinsic ( Function & F, CallInst * Orig )

static

Definition at line 984 of file DXILIntrinsicExpansion.cpp.

References llvm::Instruction::eraseFromParent(), expand16BitIsInf(), expand16BitIsNaN(), expandAbs(), expandAnyOrAllIntrinsic(), expandAtan2Intrinsic(), expandBufferLoadIntrinsic(), expandBufferStoreIntrinsic(), expandClampIntrinsic(), expandCrossIntrinsic(), expandDegreesIntrinsic(), expandExpIntrinsic(), expandFloatDotIntrinsic(), expandIntegerDotIntrinsic(), expandIsFPClass(), expandLerpIntrinsic(), expandLog10Intrinsic(), expandLogIntrinsic(), expandNormalizeIntrinsic(), expandPowIntrinsic(), expandRadiansIntrinsic(), expandSignIntrinsic(), expandStepIntrinsic(), expandUsubSat(), expandVecReduceAdd(), F, and llvm::Value::replaceAllUsesWith().

Referenced by expansionIntrinsics().

expandIsFPClass()

Value * expandIsFPClass ( CallInst * Orig )

static

Definition at line 445 of file DXILIntrinsicExpansion.cpp.

References llvm::BitWidth, llvm::dyn_cast(), expand16BitIsFinite(), expand16BitIsInf(), expand16BitIsNaN(), expand16BitIsNormal(), F, llvm::fcFinite, llvm::fcInf, llvm::fcNan, llvm::fcNegZero, llvm::fcNormal, llvm::FixedVectorType::get(), llvm::CallBase::getArgOperand(), llvm::Type::getIntNTy(), llvm::Type::getPrimitiveSizeInBits(), llvm::reportFatalUsageError(), and T.

Referenced by expandIntrinsic().

expandLerpIntrinsic()

Value * expandLerpIntrinsic ( CallInst * Orig )

static

Definition at line 541 of file DXILIntrinsicExpansion.cpp.

References llvm::User::getOperand(), X, and Y.

Referenced by expandIntrinsic().

expandLog10Intrinsic()

Value * expandLog10Intrinsic ( CallInst * Orig )

static

Definition at line 569 of file DXILIntrinsicExpansion.cpp.

References expandLogIntrinsic(), llvm::numbers::ln10f, and llvm::numbers::ln2f.

Referenced by expandIntrinsic().

expandLogIntrinsic()

Value * expandLogIntrinsic ( CallInst * Orig, float LogConstVal = numbers::ln2f )

static

Definition at line 551 of file DXILIntrinsicExpansion.cpp.

References llvm::cast(), llvm::CallBase::getAttributes(), llvm::ElementCount::getFixed(), getNumElements(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::ConstantVector::getSplat(), llvm::CallInst::isTailCall(), llvm::numbers::ln2f, and X.

Referenced by expandIntrinsic(), and expandLog10Intrinsic().

expandNormalizeIntrinsic()

Value * expandNormalizeIntrinsic ( CallInst * Orig )

static

Definition at line 575 of file DXILIntrinsicExpansion.cpp.

References llvm::dyn_cast(), expandFloatDotIntrinsic(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::Value::getType(), llvm::APFloat::isZero(), llvm::reportFatalUsageError(), and X.

Referenced by expandIntrinsic().

expandPowIntrinsic()

Value * expandPowIntrinsic ( CallInst * Orig, Intrinsic::ID IntrinsicId )

static

Definition at line 658 of file DXILIntrinsicExpansion.cpp.

References llvm::CallBase::getAttributes(), llvm::User::getOperand(), llvm::CallInst::isTailCall(), Mul, X, and Y.

Referenced by expandIntrinsic().

expandRadiansIntrinsic()

Value * expandRadiansIntrinsic ( CallInst * Orig )

static

Definition at line 700 of file DXILIntrinsicExpansion.cpp.

References llvm::User::getOperand(), llvm::numbers::pi, and X.

Referenced by expandIntrinsic().

expandSignIntrinsic()

Value * expandSignIntrinsic ( CallInst * Orig )

static

Definition at line 958 of file DXILIntrinsicExpansion.cpp.

References assert(), llvm::Constant::getNullValue(), llvm::User::getOperand(), llvm::Type::getScalarType(), llvm::Value::getType(), llvm::Type::isFloatingPointTy(), llvm::Type::isIntegerTy(), and X.

Referenced by expandIntrinsic().

expandStepIntrinsic()

Value * expandStepIntrinsic ( CallInst * Orig )

static

Definition at line 678 of file DXILIntrinsicExpansion.cpp.

References Cond, llvm::dyn_cast(), llvm::ElementCount::getFixed(), llvm::User::getOperand(), llvm::ConstantVector::getSplat(), X, and Y.

Referenced by expandIntrinsic().

expandUsubSat()

Value * expandUsubSat ( CallInst * Orig )

static

Definition at line 247 of file DXILIntrinsicExpansion.cpp.

References A(), B(), llvm::CallBase::getArgOperand(), and llvm::Sub.

Referenced by expandIntrinsic().

expandVecReduceAdd()

Value * expandVecReduceAdd ( CallInst * Orig, Intrinsic::ID IntrinsicId )

static

Definition at line 260 of file DXILIntrinsicExpansion.cpp.

References assert(), llvm::dyn_cast(), llvm::User::getOperand(), I, llvm::Constant::isZeroValue(), and X.

Referenced by expandIntrinsic().

expansionIntrinsics()

bool expansionIntrinsics ( Module & M )

static

Definition at line 1085 of file DXILIntrinsicExpansion.cpp.

References llvm::dyn_cast(), expandIntrinsic(), F, isIntrinsicExpansion(), and llvm::make_early_inc_range().

Referenced by llvm::DXILIntrinsicExpansion::run(), and DXILIntrinsicExpansionLegacy::runOnModule().

getMaxForClamp()

Intrinsic::ID getMaxForClamp ( Intrinsic::ID ClampIntrinsic )

static

Definition at line 919 of file DXILIntrinsicExpansion.cpp.

References assert().

Referenced by expandClampIntrinsic().

getMinForClamp()

Intrinsic::ID getMinForClamp ( Intrinsic::ID ClampIntrinsic )

static

Definition at line 928 of file DXILIntrinsicExpansion.cpp.

References assert().

Referenced by expandClampIntrinsic().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	DXILIntrinsicExpansionLegacy	,
		DEBUG_TYPE	,
		"DXIL Intrinsic Expansion"	,
		false	,
		false	)

References DEBUG_TYPE.

isIntrinsicExpansion()

bool isIntrinsicExpansion ( Function & F )

static

Definition at line 198 of file DXILIntrinsicExpansion.cpp.

References F, and resourceAccessNeeds64BitExpansion().

Referenced by expansionIntrinsics().

resourceAccessNeeds64BitExpansion()

bool resourceAccessNeeds64BitExpansion ( Module * M, Type * OverloadTy, bool IsRaw )

static

Definition at line 45 of file DXILIntrinsicExpansion.cpp.

References llvm::Type::getScalarType(), llvm::Type::isDoubleTy(), and llvm::Type::isIntegerTy().

Referenced by isIntrinsicExpansion().

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 1117 of file DXILIntrinsicExpansion.cpp.

Expansion

DXIL Intrinsic Expansion

Definition at line 1118 of file DXILIntrinsicExpansion.cpp.

Referenced by llvm::coverage::CoverageMapping::getCoverageForExpansion().

false

DXIL Intrinsic false

Definition at line 1118 of file DXILIntrinsicExpansion.cpp.