Instructions.cpp File Reference

#include "llvm/IR/Instructions.h"
#include "LLVMContextImpl.h"
#include "llvm/ADT/SmallBitVector.h"
#include "llvm/ADT/SmallVector.h"
#include "llvm/ADT/Twine.h"
#include "llvm/IR/Attributes.h"
#include "llvm/IR/BasicBlock.h"
#include "llvm/IR/Constant.h"
#include "llvm/IR/Constants.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/IR/DerivedTypes.h"
#include "llvm/IR/Function.h"
#include "llvm/IR/InstrTypes.h"
#include "llvm/IR/Instruction.h"
#include "llvm/IR/Intrinsics.h"
#include "llvm/IR/LLVMContext.h"
#include "llvm/IR/MDBuilder.h"
#include "llvm/IR/Metadata.h"
#include "llvm/IR/Module.h"
#include "llvm/IR/Operator.h"
#include "llvm/IR/ProfDataUtils.h"
#include "llvm/IR/Type.h"
#include "llvm/IR/Value.h"
#include "llvm/Support/AtomicOrdering.h"
#include "llvm/Support/Casting.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/Support/ModRef.h"
#include "llvm/Support/TypeSize.h"
#include <algorithm>
#include <cassert>
#include <cstdint>
#include <optional>
#include <vector>

Include dependency graph for Instructions.cpp:

Go to the source code of this file.

Functions
static bool	IsConstantOne (Value *val)
	IsConstantOne - Return true only if val is constant int 1.
static Instruction *	createMalloc (Instruction *InsertBefore, BasicBlock *InsertAtEnd, Type *IntPtrTy, Type *AllocTy, Value *AllocSize, Value *ArraySize, ArrayRef< OperandBundleDef > OpB, Function *MallocF, const Twine &Name)
static Instruction *	createFree (Value *Source, ArrayRef< OperandBundleDef > Bundles, Instruction *InsertBefore, BasicBlock *InsertAtEnd)
static Value *	getAISize (LLVMContext &Context, Value *Amt)
static Align	computeAllocaDefaultAlign (Type *Ty, BasicBlock *BB)
static Align	computeAllocaDefaultAlign (Type *Ty, Instruction *I)
static Align	computeLoadStoreDefaultAlign (Type *Ty, BasicBlock *BB)
static Align	computeLoadStoreDefaultAlign (Type *Ty, Instruction *I)
template<typename IndexTy >
static Type *	getIndexedTypeInternal (Type *Ty, ArrayRef< IndexTy > IdxList)
static Value *	createPlaceholderForShuffleVector (Value *V)
static bool	isSingleSourceMaskImpl (ArrayRef< int > Mask, int NumOpElts)
static bool	isIdentityMaskImpl (ArrayRef< int > Mask, int NumOpElts)
static bool	isReplicationMaskWithParams (ArrayRef< int > Mask, int ReplicationFactor, int VF)

Variables
static cl::opt< bool >	DisableI2pP2iOpt ("disable-i2p-p2i-opt", cl::init(false), cl::desc("Disables inttoptr/ptrtoint roundtrip optimization"))

Function Documentation

computeAllocaDefaultAlign() [1/2]

static Align computeAllocaDefaultAlign ( Type *  Ty, BasicBlock *  BB  )

static

Definition at line 1469 of file Instructions.cpp.

References assert(), DL, llvm::Module::getDataLayout(), llvm::BasicBlock::getModule(), and llvm::BasicBlock::getParent().

Referenced by computeAllocaDefaultAlign().

computeAllocaDefaultAlign() [2/2]

static Align computeAllocaDefaultAlign ( Type *  Ty, Instruction *  I  )

static

Definition at line 1477 of file Instructions.cpp.

References assert(), computeAllocaDefaultAlign(), and I.

computeLoadStoreDefaultAlign() [1/2]

static Align computeLoadStoreDefaultAlign ( Type *  Ty, BasicBlock *  BB  )

static

Definition at line 1551 of file Instructions.cpp.

References assert(), DL, llvm::Module::getDataLayout(), llvm::BasicBlock::getModule(), and llvm::BasicBlock::getParent().

Referenced by computeLoadStoreDefaultAlign().

computeLoadStoreDefaultAlign() [2/2]

static Align computeLoadStoreDefaultAlign ( Type *  Ty, Instruction *  I  )

static

Definition at line 1559 of file Instructions.cpp.

References assert(), computeLoadStoreDefaultAlign(), and I.

createFree()

static Instruction * createFree ( Value *  Source, ArrayRef< OperandBundleDef >  Bundles, Instruction *  InsertBefore, BasicBlock *  InsertAtEnd  )

static

Definition at line 916 of file Instructions.cpp.

References assert(), llvm::CallInst::Create(), F, llvm::FunctionCallee::getCallee(), llvm::Type::getInt8PtrTy(), llvm::GlobalValue::getParent(), llvm::BasicBlock::getParent(), llvm::Instruction::getParent(), and llvm::Type::getVoidTy().

Referenced by llvm::CallInst::CreateFree().

createMalloc()

static Instruction * createMalloc ( Instruction *  InsertBefore, BasicBlock *  InsertAtEnd, Type *  IntPtrTy, Type *  AllocTy, Value *  AllocSize, Value *  ArraySize, ArrayRef< OperandBundleDef >  OpB, Function *  MallocF, const Twine &  Name  )

static

Definition at line 786 of file Instructions.cpp.

References assert(), llvm::CallInst::Create(), llvm::CastInst::CreateIntegerCast(), llvm::BasicBlock::end(), F, llvm::ConstantInt::get(), llvm::FunctionCallee::getCallee(), llvm::BasicBlock::getContext(), llvm::Type::getInt8PtrTy(), llvm::ConstantExpr::getIntegerCast(), llvm::ConstantExpr::getMul(), llvm::GlobalValue::getParent(), llvm::BasicBlock::getParent(), llvm::Instruction::getParent(), llvm::Value::getType(), llvm::PointerType::getUnqual(), llvm::Instruction::insertInto(), IsConstantOne(), llvm::Type::isVoidTy(), Name, llvm::CallBase::setCallingConv(), and llvm::CallInst::setTailCall().

Referenced by llvm::CallInst::CreateMalloc().

createPlaceholderForShuffleVector()

static Value * createPlaceholderForShuffleVector ( Value *  V )

static

Definition at line 2066 of file Instructions.cpp.

References assert(), and llvm::PoisonValue::get().

getAISize()

static Value * getAISize ( LLVMContext &  Context, Value *  Amt  )

static

Definition at line 1457 of file Instructions.cpp.

References assert(), Context, llvm::ConstantInt::get(), llvm::Type::getInt32Ty(), llvm::Value::getType(), and llvm::Type::isIntegerTy().

getIndexedTypeInternal()

template<typename IndexTy >

static Type * getIndexedTypeInternal ( Type *  Ty, ArrayRef< IndexTy >  IdxList  )

static

Definition at line 1905 of file Instructions.cpp.

References llvm::ArrayRef< T >::empty(), llvm::GetElementPtrInst::getTypeAtIndex(), and llvm::ArrayRef< T >::slice().

Referenced by llvm::GetElementPtrInst::getIndexedType().

IsConstantOne()

static bool IsConstantOne ( Value *  val )

static

IsConstantOne - Return true only if val is constant int 1.

Definition at line 780 of file Instructions.cpp.

References assert(), and llvm::ConstantInt::isOne().

Referenced by createMalloc().

isIdentityMaskImpl()

static bool isIdentityMaskImpl ( ArrayRef< int >  Mask, int  NumOpElts  )

static

Definition at line 2324 of file Instructions.cpp.

References isSingleSourceMaskImpl().

Referenced by llvm::ShuffleVectorInst::isConcat(), llvm::ShuffleVectorInst::isIdentityMask(), llvm::ShuffleVectorInst::isIdentityWithExtract(), llvm::ShuffleVectorInst::isIdentityWithPadding(), and llvm::ShuffleVectorInst::isInsertSubvectorMask().

isReplicationMaskWithParams()

static bool isReplicationMaskWithParams ( ArrayRef< int >  Mask, int  ReplicationFactor, int  VF  )

static

Definition at line 2619 of file Instructions.cpp.

References llvm::all_of(), assert(), llvm::seq(), llvm::ArrayRef< T >::size(), and llvm::UndefMaskElem.

Referenced by llvm::ShuffleVectorInst::isReplicationMask().

isSingleSourceMaskImpl()

static bool isSingleSourceMaskImpl ( ArrayRef< int >  Mask, int  NumOpElts  )

static

Definition at line 2300 of file Instructions.cpp.

References assert(), and I.

Referenced by llvm::ShuffleVectorInst::isExtractSubvectorMask(), isIdentityMaskImpl(), llvm::ShuffleVectorInst::isInsertSubvectorMask(), and llvm::ShuffleVectorInst::isSingleSourceMask().

Variable Documentation

DisableI2pP2iOpt

cl::opt< bool > DisableI2pP2iOpt("disable-i2p-p2i-opt", cl::init(false), cl::desc("Disables inttoptr/ptrtoint roundtrip optimization")) ( "disable-i2p-p2i-opt"  , cl::init(false)  , cl::desc("Disables inttoptr/ptrtoint roundtrip optimization")    )

static

Referenced by llvm::CastInst::isEliminableCastPair().