ScalarizeMaskedMemIntrin.cpp File Reference

#include "llvm/Transforms/Scalar/ScalarizeMaskedMemIntrin.h"
#include "llvm/ADT/Twine.h"
#include "llvm/Analysis/DomTreeUpdater.h"
#include "llvm/Analysis/TargetTransformInfo.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Dominators.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/IRBuilder.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Instructions.h"
#include "llvm/IR/IntrinsicInst.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
#include "llvm/InitializePasses.h"
#include "llvm/Pass.h"
#include "llvm/Support/Casting.h"
#include "llvm/Transforms/Scalar.h"
#include "llvm/Transforms/Utils/BasicBlockUtils.h"
#include <cassert>
#include <optional>

Include dependency graph for ScalarizeMaskedMemIntrin.cpp:

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "scalarize-masked-mem-intrin"

Functions
static bool	optimizeBlock (BasicBlock &BB, bool &ModifiedDT, const TargetTransformInfo &TTI, const DataLayout &DL, DomTreeUpdater *DTU)
static bool	optimizeCallInst (CallInst *CI, bool &ModifiedDT, const TargetTransformInfo &TTI, const DataLayout &DL, DomTreeUpdater *DTU)
	INITIALIZE_PASS_BEGIN (ScalarizeMaskedMemIntrinLegacyPass, DEBUG_TYPE, "Scalarize unsupported masked memory intrinsics", false, false) INITIALIZE_PASS_END(ScalarizeMaskedMemIntrinLegacyPass
static bool	isConstantIntVector (Value *Mask)
static unsigned	adjustForEndian (const DataLayout &DL, unsigned VectorWidth, unsigned Idx)
static void	scalarizeMaskedLoad (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static void	scalarizeMaskedStore (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static void	scalarizeMaskedGather (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static void	scalarizeMaskedScatter (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static void	scalarizeMaskedExpandLoad (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static void	scalarizeMaskedCompressStore (const DataLayout &DL, CallInst *CI, DomTreeUpdater *DTU, bool &ModifiedDT)
static bool	runImpl (Function &F, const TargetTransformInfo &TTI, DominatorTree *DT)

Variables
	DEBUG_TYPE
Scalarize unsupported masked memory	intrinsics
Scalarize unsupported masked memory	false

Macro Definition Documentation

DEBUG_TYPE

#define DEBUG_TYPE   "scalarize-masked-mem-intrin"

Definition at line 42 of file ScalarizeMaskedMemIntrin.cpp.

Function Documentation

adjustForEndian()

static unsigned adjustForEndian ( const DataLayout &  DL, unsigned  VectorWidth, unsigned  Idx  )

static

Definition at line 106 of file ScalarizeMaskedMemIntrin.cpp.

References DL.

Referenced by scalarizeMaskedCompressStore(), scalarizeMaskedExpandLoad(), scalarizeMaskedGather(), scalarizeMaskedLoad(), scalarizeMaskedScatter(), and scalarizeMaskedStore().

INITIALIZE_PASS_BEGIN()

INITIALIZE_PASS_BEGIN	(	ScalarizeMaskedMemIntrinLegacyPass	,
		DEBUG_TYPE	,
		"Scalarize unsupported masked memory intrinsics"	,
		false	,
		false
	)

isConstantIntVector()

static bool isConstantIntVector ( Value *  Mask )

static

Definition at line 91 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::Constant::getAggregateElement(), i, and llvm::BitmaskEnumDetail::Mask().

Referenced by scalarizeMaskedCompressStore(), scalarizeMaskedExpandLoad(), scalarizeMaskedGather(), scalarizeMaskedLoad(), scalarizeMaskedScatter(), and scalarizeMaskedStore().

optimizeBlock()

static bool optimizeBlock ( BasicBlock &  BB, bool &  ModifiedDT, const TargetTransformInfo &  TTI, const DataLayout &  DL, DomTreeUpdater *  DTU  )

static

Definition at line 909 of file ScalarizeMaskedMemIntrin.cpp.

References BB, DL, and optimizeCallInst().

Referenced by runImpl().

optimizeCallInst()

static bool optimizeCallInst ( CallInst *  CI, bool &  ModifiedDT, const TargetTransformInfo &  TTI, const DataLayout &  DL, DomTreeUpdater *  DTU  )

static

Definition at line 925 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::any_of(), llvm::CallBase::args(), DL, llvm::TargetTransformInfo::forceScalarizeMaskedGather(), llvm::TargetTransformInfo::forceScalarizeMaskedScatter(), llvm::CallBase::getArgOperand(), llvm::IntrinsicInst::getIntrinsicID(), llvm::Type::getScalarType(), llvm::Value::getType(), llvm::TargetTransformInfo::isLegalMaskedCompressStore(), llvm::TargetTransformInfo::isLegalMaskedExpandLoad(), llvm::TargetTransformInfo::isLegalMaskedGather(), llvm::TargetTransformInfo::isLegalMaskedLoad(), llvm::TargetTransformInfo::isLegalMaskedScatter(), llvm::TargetTransformInfo::isLegalMaskedStore(), scalarizeMaskedCompressStore(), scalarizeMaskedExpandLoad(), scalarizeMaskedGather(), scalarizeMaskedLoad(), scalarizeMaskedScatter(), and scalarizeMaskedStore().

Referenced by optimizeBlock().

runImpl()

static bool runImpl ( Function &  F, const TargetTransformInfo &  TTI, DominatorTree *  DT  )

static

Definition at line 863 of file ScalarizeMaskedMemIntrin.cpp.

References BB, DL, F, llvm::DomTreeUpdater::Lazy, llvm::make_early_inc_range(), and optimizeBlock().

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

scalarizeMaskedCompressStore()

static void scalarizeMaskedCompressStore ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 760 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::PHINode::addIncoming(), adjustForEndian(), Align, llvm::BasicBlock::begin(), Builder, DL, llvm::Instruction::eraseFromParent(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), isConstantIntVector(), llvm::BitmaskEnumDetail::Mask(), llvm::M68k::MemIndex, Ptr, llvm::Value::setName(), and llvm::SplitBlockAndInsertIfThen().

Referenced by optimizeCallInst().

scalarizeMaskedExpandLoad()

static void scalarizeMaskedExpandLoad ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 633 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::PHINode::addIncoming(), adjustForEndian(), Align, llvm::BasicBlock::begin(), Builder, DL, llvm::Instruction::eraseFromParent(), llvm::UndefValue::get(), llvm::PoisonValue::get(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), llvm::Value::getType(), isConstantIntVector(), llvm::SPII::Load, llvm::BitmaskEnumDetail::Mask(), llvm::M68k::MemIndex, Ptr, llvm::Value::replaceAllUsesWith(), llvm::Value::setName(), llvm::SplitBlockAndInsertIfThen(), and llvm::UndefMaskElem.

Referenced by optimizeCallInst().

scalarizeMaskedGather()

static void scalarizeMaskedGather ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 413 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::PHINode::addIncoming(), adjustForEndian(), llvm::BasicBlock::begin(), Builder, DL, llvm::Instruction::eraseFromParent(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), llvm::Value::getType(), isConstantIntVector(), llvm::SPII::Load, llvm::BitmaskEnumDetail::Mask(), Ptr, llvm::Value::replaceAllUsesWith(), llvm::Value::setName(), and llvm::SplitBlockAndInsertIfThen().

Referenced by optimizeCallInst().

scalarizeMaskedLoad()

static void scalarizeMaskedLoad ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 143 of file ScalarizeMaskedMemIntrin.cpp.

References llvm::PHINode::addIncoming(), adjustForEndian(), llvm::BasicBlock::begin(), Builder, llvm::commonAlignment(), DL, llvm::Instruction::eraseFromParent(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Type::getPointerTo(), llvm::Type::getPrimitiveSizeInBits(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), llvm::Value::getType(), isConstantIntVector(), llvm::SPII::Load, llvm::BitmaskEnumDetail::Mask(), Ptr, llvm::Value::replaceAllUsesWith(), llvm::Value::setName(), and llvm::SplitBlockAndInsertIfThen().

Referenced by optimizeCallInst().

scalarizeMaskedScatter()

static void scalarizeMaskedScatter ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 543 of file ScalarizeMaskedMemIntrin.cpp.

References adjustForEndian(), assert(), llvm::BasicBlock::begin(), Builder, DL, llvm::Instruction::eraseFromParent(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), llvm::Value::getType(), isConstantIntVector(), llvm::BitmaskEnumDetail::Mask(), Ptr, llvm::Value::setName(), and llvm::SplitBlockAndInsertIfThen().

Referenced by optimizeCallInst().

scalarizeMaskedStore()

static void scalarizeMaskedStore ( const DataLayout &  DL, CallInst *  CI, DomTreeUpdater *  DTU, bool &  ModifiedDT  )

static

Definition at line 285 of file ScalarizeMaskedMemIntrin.cpp.

References adjustForEndian(), llvm::BasicBlock::begin(), Builder, llvm::commonAlignment(), DL, llvm::Instruction::eraseFromParent(), llvm::CallBase::getArgOperand(), llvm::Value::getContext(), llvm::Instruction::getDebugLoc(), llvm::APInt::getOneBitSet(), llvm::Instruction::getParent(), llvm::Type::getPointerTo(), llvm::Type::getPrimitiveSizeInBits(), llvm::Instruction::getSuccessor(), llvm::BasicBlock::getTerminator(), isConstantIntVector(), llvm::BitmaskEnumDetail::Mask(), Ptr, llvm::Value::setName(), and llvm::SplitBlockAndInsertIfThen().

Referenced by optimizeCallInst().

Variable Documentation

DEBUG_TYPE

DEBUG_TYPE

Definition at line 83 of file ScalarizeMaskedMemIntrin.cpp.

false

Scalarize unsupported masked memory false

Definition at line 84 of file ScalarizeMaskedMemIntrin.cpp.

intrinsics

Scalarize unsupported masked memory intrinsics

Definition at line 84 of file ScalarizeMaskedMemIntrin.cpp.