DXILResourceAccess.cpp File Reference

#include "DXILResourceAccess.h"
#include "DirectX.h"
#include "llvm/Analysis/DXILResource.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/IntrinsicsDirectX.h"
#include "llvm/InitializePasses.h"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "dxil-resource-access"

Functions
static Value *	calculateGEPOffset (GetElementPtrInst *GEP, Value *PrevOffset, dxil::ResourceTypeInfo &RTI)
static void	createTypedBufferStore (IntrinsicInst *II, StoreInst *SI, Value *Offset, dxil::ResourceTypeInfo &RTI)
static void	createRawStore (IntrinsicInst *II, StoreInst *SI, Value *Offset)
static void	createStoreIntrinsic (IntrinsicInst *II, StoreInst *SI, Value *Offset, dxil::ResourceTypeInfo &RTI)
static void	createTypedBufferLoad (IntrinsicInst *II, LoadInst *LI, Value *Offset, dxil::ResourceTypeInfo &RTI)
static void	createRawLoad (IntrinsicInst *II, LoadInst *LI, Value *Offset)
static void	createLoadIntrinsic (IntrinsicInst *II, LoadInst *LI, Value *Offset, dxil::ResourceTypeInfo &RTI)
static void	replaceAccess (IntrinsicInst *II, dxil::ResourceTypeInfo &RTI)
static bool	transformResourcePointers (Function &F, DXILResourceTypeMap &DRTM)
	INITIALIZE_PASS_BEGIN (DXILResourceAccessLegacy, DEBUG_TYPE, "DXIL Resource Access", false, false) INITIALIZE_PASS_END(DXILResourceAccessLegacy

Variables
	DEBUG_TYPE
DXIL Resource	Access
DXIL Resource	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dxil-resource-access"

Definition at line 20 of file DXILResourceAccess.cpp.

Function Documentation

calculateGEPOffset()

static Value * calculateGEPOffset ( GetElementPtrInst *  GEP, Value *  PrevOffset, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 24 of file DXILResourceAccess.cpp.

References assert(), DL, GEP, llvm::dxil::ResourceTypeInfo::getHandleTy(), llvm::Type::getInt32Ty(), llvm::Type::getScalarType(), llvm::TargetExtType::getTypeParameter(), llvm::dxil::ResourceTypeInfo::isTyped(), llvm::Offset, Scaled, and llvm::APInt::udiv().

Referenced by replaceAccess().

createLoadIntrinsic()

static void createLoadIntrinsic ( IntrinsicInst *  II, LoadInst *  LI, Value *  Offset, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 163 of file DXILResourceAccess.cpp.

References createRawLoad(), createTypedBufferLoad(), llvm::dxil::ResourceTypeInfo::getResourceKind(), II, llvm_unreachable, and llvm::Offset.

Referenced by llvm::ARMTargetLowering::lowerInterleavedLoad(), and replaceAccess().

createRawLoad()

static void createRawLoad ( IntrinsicInst *  II, LoadInst *  LI, Value *  Offset  )

static

Definition at line 149 of file DXILResourceAccess.cpp.

References llvm::IRBuilderBase::CreateExtractValue(), llvm::IRBuilderBase::CreateIntrinsic(), llvm::StructType::get(), llvm::IRBuilderBase::getInt1Ty(), llvm::IRBuilderBase::getInt32Ty(), llvm::Value::getType(), II, llvm::Offset, and llvm::Value::replaceAllUsesWith().

Referenced by createLoadIntrinsic().

createRawStore()

static void createRawStore ( IntrinsicInst *  II, StoreInst *  SI, Value *  Offset  )

static

Definition at line 86 of file DXILResourceAccess.cpp.

References llvm::IRBuilderBase::CreateIntrinsic(), llvm::IRBuilderBase::getInt32Ty(), llvm::IRBuilderBase::getVoidTy(), and llvm::Offset.

Referenced by createStoreIntrinsic().

createStoreIntrinsic()

static void createStoreIntrinsic ( IntrinsicInst *  II, StoreInst *  SI, Value *  Offset, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 99 of file DXILResourceAccess.cpp.

References createRawStore(), createTypedBufferStore(), llvm::dxil::ResourceTypeInfo::getResourceKind(), II, llvm_unreachable, llvm::Offset, and llvm::report_fatal_error().

Referenced by llvm::ARMTargetLowering::lowerInterleavedStore(), and replaceAccess().

createTypedBufferLoad()

static void createTypedBufferLoad ( IntrinsicInst *  II, LoadInst *  LI, Value *  Offset, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 132 of file DXILResourceAccess.cpp.

References llvm::IRBuilderBase::CreateExtractElement(), llvm::IRBuilderBase::CreateExtractValue(), llvm::IRBuilderBase::CreateIntrinsic(), llvm::StructType::get(), llvm::dxil::ResourceTypeInfo::getHandleTy(), llvm::IRBuilderBase::getInt1Ty(), llvm::TargetExtType::getTypeParameter(), II, llvm::Offset, and llvm::Value::replaceAllUsesWith().

Referenced by createLoadIntrinsic().

createTypedBufferStore()

static void createTypedBufferStore ( IntrinsicInst *  II, StoreInst *  SI, Value *  Offset, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 54 of file DXILResourceAccess.cpp.

References assert(), llvm::IRBuilderBase::CreateExtractValue(), llvm::IRBuilderBase::CreateInsertElement(), llvm::IRBuilderBase::CreateIntrinsic(), llvm::StructType::get(), llvm::dxil::ResourceTypeInfo::getHandleTy(), llvm::IRBuilderBase::getInt1Ty(), llvm::IRBuilderBase::getInt32Ty(), llvm::Type::getScalarType(), llvm::TargetExtType::getTypeParameter(), llvm::IRBuilderBase::getVoidTy(), II, llvm_unreachable, llvm::Offset, and Struct.

Referenced by createStoreIntrinsic().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	DXILResourceAccessLegacy	,
		DEBUG_TYPE	,
		"DXIL Resource Access"	,
		false	,
		false
	)

replaceAccess()

static void replaceAccess ( IntrinsicInst *  II, dxil::ResourceTypeInfo &  RTI  )

static

Definition at line 195 of file DXILResourceAccess.cpp.

References Access, assert(), llvm::SmallVectorTemplateCommon< T, typename >::back(), calculateGEPOffset(), createLoadIntrinsic(), createStoreIntrinsic(), llvm::SmallVectorBase< Size_T >::empty(), GEP, II, llvm_unreachable, llvm::Offset, llvm::SmallVectorTemplateBase< T, bool >::pop_back(), llvm::SmallVectorTemplateBase< T, bool >::push_back(), and llvm::reverse().

Referenced by transformResourcePointers().

transformResourcePointers()

static bool transformResourcePointers ( Function &  F, DXILResourceTypeMap &  DRTM  )

static

Definition at line 237 of file DXILResourceAccess.cpp.

References llvm::SmallVectorImpl< T >::emplace_back(), F, I, II, and replaceAccess().

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

Variable Documentation

Access

DXIL Resource Access

Definition at line 296 of file DXILResourceAccess.cpp.

Referenced by llvm::logicalview::LVElement::accessibilityString(), llvm::dwarf::AccessibilityString(), llvm::AA::PointerInfo::State::forallInterferingAccesses(), foreachMemoryAccess(), llvm::logicalview::LVElement::getAccessibilityCode(), getFD(), llvm::MemoryDepChecker::getInstructionsForAccess(), llvm::AliasSet::isMod(), llvm::AliasSet::isRef(), mayLoopAccessLocation(), llvm::codeview::MemberAttributes::MemberAttributes(), llvm::pdb::operator<<(), replaceAccess(), and llvm::logicalview::LVElement::setAccessibilityCode().

DEBUG_TYPE

DEBUG_TYPE

Definition at line 295 of file DXILResourceAccess.cpp.

false

DXIL Resource false

Definition at line 296 of file DXILResourceAccess.cpp.