DXILMemIntrinsics.cpp File Reference

#include "DXILMemIntrinsics.h"
#include "DirectX.h"
#include "llvm/Analysis/DXILResource.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/IntrinsicsDirectX.h"
#include "llvm/IR/Module.h"

Go to the source code of this file.

Classes
class	DXILMemIntrinsicsLegacy

Macros
#define	DEBUG_TYPE   "dxil-mem-intrinsics"

Functions
void	expandMemSet (MemSetInst *MemSet)
static Type *	getPointeeType (Value *Ptr, const DataLayout &DL)
static size_t	flattenTypes (Type *ContainerTy, const DataLayout &DL, SmallVectorImpl< std::pair< Type *, size_t > > &FlatTys, size_t NextOffset=0)
void	expandMemCpy (MemCpyInst *MemCpy)
void	expandMemMove (MemMoveInst *MemMove)
static bool	eliminateMemIntrinsics (Module &M)
	INITIALIZE_PASS_BEGIN (DXILMemIntrinsicsLegacy, DEBUG_TYPE, "DXIL Memory Intrinsic Elimination", false, false) INITIALIZE_PASS_END(DXILMemIntrinsicsLegacy

Variables
	DEBUG_TYPE
DXIL Memory Intrinsic	Elimination
DXIL Memory Intrinsic	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dxil-mem-intrinsics"

Definition at line 17 of file DXILMemIntrinsics.cpp.

Function Documentation

eliminateMemIntrinsics()

bool eliminateMemIntrinsics ( Module & M )

static

Definition at line 185 of file DXILMemIntrinsics.cpp.

References assert(), llvm::dyn_cast(), expandMemCpy(), expandMemMove(), expandMemSet(), F, llvm_unreachable, and llvm::make_early_inc_range().

Referenced by llvm::DXILMemIntrinsics::run(), and DXILMemIntrinsicsLegacy::runOnModule().

expandMemCpy()

void expandMemCpy

(

MemCpyInst *

MemCpy

)

Definition at line 130 of file DXILMemIntrinsics.cpp.

References assert(), DL, llvm::dyn_cast(), llvm::Instruction::eraseFromParent(), flattenTypes(), llvm::MemIntrinsicBase< Derived >::getDest(), llvm::Type::getInt8Ty(), llvm::MemIntrinsicBase< Derived >::getLength(), getPointeeType(), llvm::MemTransferBase< BaseCL >::getSource(), llvm::ConstantInt::getZExtValue(), llvm::MemIntrinsic::isVolatile(), LHS, LLVM_DEBUG, llvm::Offset, RHS, and llvm::zip().

Referenced by eliminateMemIntrinsics().

expandMemMove()

void expandMemMove

(

MemMoveInst *

MemMove

)

Definition at line 181 of file DXILMemIntrinsics.cpp.

References llvm::report_fatal_error().

Referenced by eliminateMemIntrinsics().

expandMemSet()

void expandMemSet

(

MemSetInst *

MemSet

)

Definition at line 21 of file DXILMemIntrinsics.cpp.

References assert(), DL, llvm::dyn_cast(), llvm::Instruction::eraseFromParent(), llvm::AllocaInst::getAllocatedType(), llvm::AllocaInst::getAllocationSize(), llvm::MemIntrinsicBase< Derived >::getDest(), llvm::MemIntrinsicBase< Derived >::getLength(), llvm::Value::getType(), llvm::MemSetBase< BaseCL >::getValue(), llvm::ConstantInt::getZExtValue(), I, llvm::Offset, and Size.

Referenced by eliminateMemIntrinsics().

flattenTypes()

size_t flattenTypes ( Type * ContainerTy, const DataLayout & DL, SmallVectorImpl< std::pair< Type *, size_t > > & FlatTys, size_t NextOffset = 0 )

static

Definition at line 112 of file DXILMemIntrinsics.cpp.

References DL, llvm::dyn_cast(), E(), flattenTypes(), and I.

Referenced by expandMemCpy(), and flattenTypes().

getPointeeType()

Type * getPointeeType ( Value * Ptr, const DataLayout & DL )

static

Definition at line 65 of file DXILMemIntrinsics.cpp.

References assert(), llvm::cast(), DL, llvm::dyn_cast(), GEP, llvm::StructLayout::getElementContainingOffset(), getPointeeType(), llvm::APInt::getZExtValue(), II, and llvm_unreachable.

Referenced by expandMemCpy(), and getPointeeType().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	DXILMemIntrinsicsLegacy	,
		DEBUG_TYPE	,
		"DXIL Memory Intrinsic Elimination"	,
		false	,
		false	)

References DEBUG_TYPE.

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 233 of file DXILMemIntrinsics.cpp.

Elimination

DXIL Memory Intrinsic Elimination

Definition at line 234 of file DXILMemIntrinsics.cpp.

false

DXIL Memory Intrinsic false

Definition at line 234 of file DXILMemIntrinsics.cpp.