RelLookupTableConverter.cpp File Reference

#include "llvm/Transforms/Utils/RelLookupTableConverter.h"
#include "llvm/Analysis/ConstantFolding.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/Module.h"

Go to the source code of this file.

Functions
static bool	shouldConvertToRelLookupTable (Module &M, GlobalVariable &GV)
static GlobalVariable *	createRelLookupTable (Function &Func, GlobalVariable &LookupTable)
static void	convertToRelLookupTable (GlobalVariable &LookupTable)
static bool	convertToRelativeLookupTables (Module &M, function_ref< TargetTransformInfo &(Function &)> GetTTI)

Function Documentation

convertToRelativeLookupTables()

static bool convertToRelativeLookupTables ( Module &  M, function_ref< TargetTransformInfo &(Function &)>  GetTTI  )

static

Definition at line 170 of file RelLookupTableConverter.cpp.

References convertToRelLookupTable(), F, llvm::make_early_inc_range(), and shouldConvertToRelLookupTable().

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

convertToRelLookupTable()

static void convertToRelLookupTable ( GlobalVariable &  LookupTable )

static

Definition at line 130 of file RelLookupTableConverter.cpp.

References llvm::IRBuilderBase::CreateCall(), createRelLookupTable(), llvm::IRBuilderBase::CreateShl(), GEP, llvm::Intrinsic::getOrInsertDeclaration(), llvm::BasicBlock::getParent(), llvm::Offset, and llvm::IRBuilderBase::SetInsertPoint().

Referenced by convertToRelativeLookupTables().

createRelLookupTable()

static GlobalVariable * createRelLookupTable ( Function &  Func, GlobalVariable &  LookupTable  )

static

Definition at line 93 of file RelLookupTableConverter.cpp.

References llvm::sampleprof::Base, llvm::ConstantArray::get(), llvm::Type::getInt32Ty(), llvm::ArrayType::getNumElements(), llvm::ConstantExpr::getPtrToInt(), llvm::ConstantExpr::getSub(), llvm::ConstantExpr::getTrunc(), llvm::ConstantArray::getType(), Idx, llvm::User::operands(), llvm::GlobalObject::setAlignment(), llvm::GlobalVariable::setInitializer(), and llvm::GlobalValue::setUnnamedAddr().

Referenced by convertToRelLookupTable().

shouldConvertToRelLookupTable()

static bool shouldConvertToRelLookupTable ( Module &  M, GlobalVariable &  GV  )

static

Definition at line 24 of file RelLookupTableConverter.cpp.

References DL, GEP, llvm::GlobalVariable::getInitializer(), llvm::GlobalValue::getValueType(), llvm::GlobalVariable::hasInitializer(), llvm::GlobalValue::hasLocalLinkage(), llvm::Value::hasOneUse(), llvm::GlobalVariable::isConstant(), llvm::IsConstantOffsetFromGlobal(), llvm::GlobalValue::isDSOLocal(), llvm::GlobalValue::isImplicitDSOLocal(), llvm::Type::isPointerTy(), llvm::Offset, and llvm::Value::use_begin().

Referenced by convertToRelativeLookupTables().