DXILDataScalarization.cpp File Reference

#include "DXILDataScalarization.h"
#include "DirectX.h"
#include "llvm/ADT/PostOrderIterator.h"
#include "llvm/ADT/STLExtras.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/GlobalVariable.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/InstVisitor.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/IR/PassManager.h"
#include "llvm/IR/ReplaceConstant.h"
#include "llvm/IR/Type.h"
#include "llvm/Support/Casting.h"
#include "llvm/Transforms/Utils/Cloning.h"
#include "llvm/Transforms/Utils/Local.h"

Go to the source code of this file.

Classes
class	DXILDataScalarizationLegacy
class	DataScalarizerVisitor

Macros
#define	DEBUG_TYPE   "dxil-data-scalarization"

Functions
static Type *	equivalentArrayTypeFromVector (Type *T)
static bool	findAndReplaceVectors (Module &M)
static bool	isVectorOrArrayOfVectors (Type *T)
static std::pair< Value *, Value * >	dynamicallyLoadArray (IRBuilder<> &Builder, AllocaInst *ArrAlloca, Value *Index, const Twine &Name="")
	Returns a pair of Value* with the first being a GEP into ArrAlloca using indices {0, Index}, and the second Value* being a Load of the GEP.
static Constant *	transformInitializer (Constant *Init, Type *OrigType, Type *NewType, LLVMContext &Ctx)
	INITIALIZE_PASS_BEGIN (DXILDataScalarizationLegacy, DEBUG_TYPE, "DXIL Data Scalarization", false, false) INITIALIZE_PASS_END(DXILDataScalarizationLegacy

Variables
static const int	MaxVecSize = 4
	DEBUG_TYPE
DXIL Data	Scalarization
DXIL Data	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "dxil-data-scalarization"

Definition at line 27 of file DXILDataScalarization.cpp.

Function Documentation

dynamicallyLoadArray()

static std::pair< Value *, Value * > dynamicallyLoadArray ( IRBuilder<> &  Builder, AllocaInst *  ArrAlloca, Value *  Index, const Twine &  Name = ""  )

static

Returns a pair of Value* with the first being a GEP into ArrAlloca using indices {0, Index}, and the second Value* being a Load of the GEP.

Definition at line 223 of file DXILDataScalarization.cpp.

References llvm::IRBuilderBase::CreateInBoundsGEP(), llvm::IRBuilderBase::CreateLoad(), GEP, llvm::AllocaInst::getAllocatedType(), llvm::Type::getArrayElementType(), llvm::IRBuilderBase::getInt32(), and Name.

equivalentArrayTypeFromVector()

static Type * equivalentArrayTypeFromVector ( Type *  T )

static

Definition at line 33 of file DXILDataScalarization.cpp.

References equivalentArrayTypeFromVector().

Referenced by equivalentArrayTypeFromVector(), and DataScalarizerVisitor::visitAllocaInst().

findAndReplaceVectors()

static bool findAndReplaceVectors ( llvm::Module &  M )

static

Definition at line 404 of file DXILDataScalarization.cpp.

Referenced by llvm::DXILDataScalarization::run(), and DXILDataScalarizationLegacy::runOnModule().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	DXILDataScalarizationLegacy	,
		DEBUG_TYPE	,
		"DXIL Data Scalarization"	,
		false	,
		false
	)

isVectorOrArrayOfVectors()

static bool isVectorOrArrayOfVectors ( Type *  T )

static

Definition at line 121 of file DXILDataScalarization.cpp.

References isVectorOrArrayOfVectors().

Referenced by isVectorOrArrayOfVectors(), and DataScalarizerVisitor::visitAllocaInst().

transformInitializer()

static Constant * transformInitializer ( Constant *  Init, Type *  OrigType, Type *  NewType, LLVMContext &  Ctx  )

static

Definition at line 352 of file DXILDataScalarization.cpp.

References assert(), llvm::ConstantArray::get(), llvm::UndefValue::get(), llvm::ConstantAggregateZero::get(), I, llvm::SmallVectorTemplateBase< T, bool >::push_back(), and transformInitializer().

Referenced by transformInitializer().

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 471 of file DXILDataScalarization.cpp.

false

DXIL Data false

Definition at line 472 of file DXILDataScalarization.cpp.

MaxVecSize

const int MaxVecSize = 4

static

Definition at line 28 of file DXILDataScalarization.cpp.

Referenced by llvm::WebAssemblyTTIImpl::getInterleavedMemoryOpCost().

Scalarization

DXIL Data Scalarization

Definition at line 472 of file DXILDataScalarization.cpp.