DXILLegalizePass.cpp File Reference

#include "DXILLegalizePass.h"
#include "DirectX.h"
#include "llvm/ADT/APInt.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/InstIterator.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"
#include "llvm/Pass.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include "llvm/Transforms/Utils/Local.h"
#include <functional>

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "dxil-legalize"

Functions
static bool	legalizeFreeze (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * >)
static bool	fixI8UseChain (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &ReplacedValues)
static bool	upcastI8AllocasAndUses (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &ReplacedValues)
static bool	downcastI64toI32InsertExtractElements (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &)
static bool	updateFnegToFsub (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &)
static bool	legalizeFloatAtomicExchange (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &)
static bool	resolveUnreachableSwitchDefault (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &)
static bool	legalizeScalarLoadStoreOnArrays (Instruction &I, SmallVectorImpl< Instruction * > &ToRemove, DenseMap< Value *, Value * > &)
	INITIALIZE_PASS_BEGIN (DXILLegalizeLegacy, DEBUG_TYPE, "DXIL Legalizer", false, false) INITIALIZE_PASS_END(DXILLegalizeLegacy

Variables
	DEBUG_TYPE
DXIL	Legalizer
DXIL	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dxil-legalize"

Definition at line 25 of file DXILLegalizePass.cpp.

Function Documentation

downcastI64toI32InsertExtractElements()

bool downcastI64toI32InsertExtractElements ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > &  )

static

Definition at line 304 of file DXILLegalizePass.cpp.

References llvm::dyn_cast(), llvm::Type::getInt32Ty(), I, llvm::Value::replaceAllUsesWith(), and ToRemove.

fixI8UseChain()

bool fixI8UseChain ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > & ReplacedValues )

static

Definition at line 41 of file DXILLegalizePass.cpp.

References assert(), llvm::DenseMapBase< DerivedT, KeyT, ValueT, KeyInfoT, BucketT >::count(), llvm::dyn_cast(), GEP, llvm::ArrayType::get(), llvm::IntegerType::get(), llvm::Type::getArrayElementType(), I, Imm, llvm::isa(), llvm::Load, llvm::Offset, llvm::Value::replaceAllUsesWith(), llvm::Store, and ToRemove.

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	DXILLegalizeLegacy	,
		DEBUG_TYPE	,
		"DXIL Legalizer"	,
		false	,
		false	)

References DEBUG_TYPE.

legalizeFloatAtomicExchange()

bool legalizeFloatAtomicExchange ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > &  )

static

Definition at line 365 of file DXILLegalizePass.cpp.

References llvm::Instruction::copyMetadata(), llvm::dyn_cast(), llvm::Type::getIntNTy(), llvm::Type::getPrimitiveSizeInBits(), I, llvm::Type::isFloatingPointTy(), llvm::reportFatalUsageError(), ToRemove, and llvm::AtomicRMWInst::Xchg.

legalizeFreeze()

bool legalizeFreeze ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * >  )

static

Definition at line 29 of file DXILLegalizePass.cpp.

References llvm::dyn_cast(), I, and ToRemove.

legalizeScalarLoadStoreOnArrays()

bool legalizeScalarLoadStoreOnArrays ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > &  )

static

Definition at line 447 of file DXILLegalizePass.cpp.

References llvm::GEPNoWrapFlags::all(), assert(), llvm::GetElementPtrInst::Create(), llvm::dyn_cast(), GEP, llvm::Type::getArrayElementType(), llvm::Type::getInt32Ty(), I, llvm::isa(), llvm::Type::isSingleValueType(), and ToRemove.

resolveUnreachableSwitchDefault()

bool resolveUnreachableSwitchDefault ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > &  )

static

Definition at line 396 of file DXILLegalizePass.cpp.

References llvm::dyn_cast(), llvm::PoisonValue::get(), llvm::BasicBlock::getTerminator(), I, llvm::isa(), llvm::BasicBlock::phis(), llvm::BasicBlock::size(), and ToRemove.

upcastI8AllocasAndUses()

bool upcastI8AllocasAndUses ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > & ReplacedValues )

static

Definition at line 259 of file DXILLegalizePass.cpp.

References llvm::dyn_cast(), GEP, llvm::Type::getPrimitiveSizeInBits(), llvm::Value::getType(), I, llvm::Load, ToRemove, and llvm::Value::users().

updateFnegToFsub()

bool updateFnegToFsub ( Instruction & I, SmallVectorImpl< Instruction * > & ToRemove, DenseMap< Value *, Value * > &  )

static

Definition at line 345 of file DXILLegalizePass.cpp.

References I, and ToRemove.

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 572 of file DXILLegalizePass.cpp.

false

DXIL false

Definition at line 572 of file DXILLegalizePass.cpp.

Legalizer

DXIL Legalizer

Definition at line 572 of file DXILLegalizePass.cpp.

Referenced by llvm::SelectionDAG::Legalize(), and llvm::SelectionDAG::LegalizeOp().