Constants.cpp File Reference

#include "llvm/Constants.h"
#include "ConstantFold.h"
#include "llvm/DerivedTypes.h"
#include "llvm/GlobalValue.h"
#include "llvm/Instructions.h"
#include "llvm/Module.h"
#include "llvm/ADT/StringExtras.h"
#include "llvm/Support/Compiler.h"
#include "llvm/Support/Debug.h"
#include "llvm/Support/ManagedStatic.h"
#include "llvm/Support/MathExtras.h"
#include "llvm/ADT/DenseMap.h"
#include "llvm/ADT/SmallVector.h"
#include <algorithm>
#include <map>

Include dependency graph for Constants.cpp:

Go to the source code of this file.

Namespaces
namespace	llvm
Classes
struct	llvm::OperandTraits< UnaryConstantExpr >
struct	llvm::OperandTraits< BinaryConstantExpr >
struct	llvm::OperandTraits< SelectConstantExpr >
struct	llvm::OperandTraits< ExtractElementConstantExpr >
struct	llvm::OperandTraits< InsertElementConstantExpr >
struct	llvm::OperandTraits< ShuffleVectorConstantExpr >
struct	llvm::OperandTraits< ExtractValueConstantExpr >
struct	llvm::OperandTraits< InsertValueConstantExpr >
struct	llvm::OperandTraits< GetElementPtrConstantExpr >
struct	llvm::OperandTraits< CompareConstantExpr >
struct	llvm::ConstantTraits< std::vector< T, Alloc > >
struct	llvm::ConstantCreator< ConstantClass, TypeClass, ValType >
struct	llvm::ConvertConstantType< ConstantClass, TypeClass >
class	llvm::ValueMap< ValType, TypeClass, ConstantClass, HasLargeKey >
struct	llvm::ConstantCreator< ConstantAggregateZero, Type, ValType >
struct	llvm::ConvertConstantType< ConstantAggregateZero, Type >
struct	llvm::ConvertConstantType< ConstantArray, ArrayType >
struct	llvm::ConvertConstantType< ConstantStruct, StructType >
struct	llvm::ConvertConstantType< ConstantVector, VectorType >
struct	llvm::ConstantCreator< ConstantPointerNull, PointerType, ValType >
struct	llvm::ConvertConstantType< ConstantPointerNull, PointerType >
struct	llvm::ConstantCreator< UndefValue, Type, ValType >
struct	llvm::ConvertConstantType< UndefValue, Type >
struct	llvm::ConstantCreator< ConstantExpr, Type, ExprMapKeyType >
struct	llvm::ConvertConstantType< ConstantExpr, Type >
Typedefs
typedef DenseMap < DenseMapAPIntKeyInfo::KeyTy, ConstantInt *, DenseMapAPIntKeyInfo >	IntMapTy
typedef DenseMap < DenseMapAPFloatKeyInfo::KeyTy, ConstantFP *, DenseMapAPFloatKeyInfo >	FPMapTy
typedef ValueMap< std::vector < Constant * >, ArrayType, ConstantArray, true >	ArrayConstantsTy
typedef ValueMap< std::vector < Constant * >, StructType, ConstantStruct, true >	StructConstantsTy
Functions
void	llvm::CleanupTrueFalse (void *)
static const fltSemantics *	TypeToFloatSemantics (const Type *Ty)
static char	getValType (ConstantAggregateZero *CPZ)
static std::vector< Constant * >	getValType (ConstantArray *CA)
static std::vector< Constant * >	getValType (ConstantStruct *CS)
static std::vector< Constant * >	getValType (ConstantVector *CP)
static char	getValType (ConstantPointerNull *)
static char	getValType (UndefValue *)
static ExprMapKeyType	getValType (ConstantExpr *CE)
static Constant *	getFoldedCast (Instruction::CastOps opc, Constant *C, const Type *Ty)
Variables
static ManagedCleanup < llvm::CleanupTrueFalse >	TrueFalseCleanup
static ManagedStatic< IntMapTy >	IntConstants
static ManagedStatic< FPMapTy >	FPConstants
static ManagedStatic< ValueMap < char, Type, ConstantAggregateZero > >	AggZeroConstants
static ManagedStatic < ArrayConstantsTy >	ArrayConstants
static ManagedStatic < StructConstantsTy >	StructConstants
static ManagedStatic< ValueMap < std::vector< Constant * > , VectorType, ConstantVector > >	VectorConstants
static ManagedStatic< ValueMap < char, PointerType, ConstantPointerNull > >	NullPtrConstants
static ManagedStatic< ValueMap < char, Type, UndefValue > >	UndefValueConstants
static ManagedStatic< ValueMap < ExprMapKeyType, Type, ConstantExpr > >	ExprConstants

---

Typedef Documentation

typedef ValueMap<std::vector<Constant*>, ArrayType, ConstantArray, true > ArrayConstantsTy

Definition at line 1311 of file Constants.cpp.

typedef DenseMap<DenseMapAPFloatKeyInfo::KeyTy, ConstantFP*, DenseMapAPFloatKeyInfo> FPMapTy

Definition at line 345 of file Constants.cpp.

typedef DenseMap<DenseMapAPIntKeyInfo::KeyTy, ConstantInt*, DenseMapAPIntKeyInfo> IntMapTy

Definition at line 249 of file Constants.cpp.

typedef ValueMap<std::vector<Constant*>, StructType, ConstantStruct, true > StructConstantsTy

Definition at line 1426 of file Constants.cpp.

---

Function Documentation

static Constant* getFoldedCast	(	Instruction::CastOps	opc,
		Constant *	C,
		const Type *	Ty
	)			[inline, static]

This is a utility function to handle folding of casts and lookup of the cast in the ExprConstants map. It is used by the various get* methods below.

Definition at line 1794 of file Constants.cpp.

References llvm::ConstantFoldCastInstruction(), and llvm::Type::isFirstClassType().

Referenced by llvm::ConstantExpr::getBitCast(), llvm::ConstantExpr::getFPExtend(), llvm::ConstantExpr::getFPToSI(), llvm::ConstantExpr::getFPToUI(), llvm::ConstantExpr::getFPTrunc(), llvm::ConstantExpr::getIntToPtr(), llvm::ConstantExpr::getPtrToInt(), llvm::ConstantExpr::getSExt(), llvm::ConstantExpr::getSIToFP(), llvm::ConstantExpr::getTrunc(), llvm::ConstantExpr::getUIToFP(), and llvm::ConstantExpr::getZExt().

static ExprMapKeyType getValType

(

ConstantExpr *

CE

)

[static]

Definition at line 1778 of file Constants.cpp.

References llvm::ConstantExpr::getIndices(), llvm::User::getNumOperands(), llvm::ConstantExpr::getOpcode(), llvm::Constant::getOperand(), llvm::ConstantExpr::getPredicate(), llvm::ConstantExpr::hasIndices(), and llvm::ConstantExpr::isCompare().

static char getValType

(

UndefValue *

)

[static]

Definition at line 1624 of file Constants.cpp.

static char getValType

(

ConstantPointerNull *

)

[static]

Definition at line 1581 of file Constants.cpp.

static std::vector<Constant*> getValType

(

ConstantVector *

CP

)

[static]

Definition at line 1480 of file Constants.cpp.

References llvm::User::getNumOperands(), and llvm::Constant::getOperand().

static std::vector<Constant*> getValType

(

ConstantStruct *

CS

)

[static]

Definition at line 1429 of file Constants.cpp.

References llvm::User::getNumOperands(), and llvm::Constant::getOperand().

static std::vector<Constant*> getValType

(

ConstantArray *

CA

)

[static]

Definition at line 1302 of file Constants.cpp.

References llvm::User::getNumOperands(), and llvm::Constant::getOperand().

static char getValType

(

ConstantAggregateZero *

CPZ

)

[static]

Definition at line 1269 of file Constants.cpp.

static const fltSemantics* TypeToFloatSemantics

(

const Type *

Ty

)

[static]

Definition at line 279 of file Constants.cpp.

References llvm::Type::DoubleTy, llvm::Type::FloatTy, llvm::Type::FP128Ty, llvm::APFloat::IEEEdouble, llvm::APFloat::IEEEquad, llvm::APFloat::IEEEsingle, llvm::Type::PPC_FP128Ty, llvm::APFloat::PPCDoubleDouble, llvm::Type::X86_FP80Ty, and llvm::APFloat::x87DoubleExtended.

Referenced by llvm::ConstantFP::ConstantFP(), and llvm::ConstantFP::get().

---

Variable Documentation

ManagedStatic<ValueMap<char, Type, ConstantAggregateZero> > AggZeroConstants [static]

Definition at line 1267 of file Constants.cpp.

ManagedStatic<ArrayConstantsTy> ArrayConstants [static]

Definition at line 1312 of file Constants.cpp.

ManagedStatic<ValueMap<ExprMapKeyType, Type, ConstantExpr> > ExprConstants [static]

Definition at line 1790 of file Constants.cpp.

ManagedStatic<FPMapTy> FPConstants [static]

Definition at line 347 of file Constants.cpp.

IndexList indices

Definition at line 1657 of file Constants.cpp.

const SmallVector<unsigned, 4> Indices

Indices - These identify which value to extract.

Indices - These identify the position for the insertion.

Definition at line 586 of file Constants.cpp.

Referenced by llvm::LiveIntervals::addIntervalsForSpillsFast(), llvm::ExecutionEngine::getConstantValue(), llvm::ConstantExpr::getIndices(), llvm::InsertValueInst::getNumIndices(), llvm::InsertValueInst::idx_begin(), llvm::InsertValueInst::idx_end(), llvm::RSProfilers_std::IncrementCounterInBlock(), llvm::IncrementCounterInBlock(), llvm::MachOWriter::InitMem(), OptimizeGlobalAddressOfMalloc(), llvm::ConstantExpr::replaceUsesOfWithOnConstant(), and WriteConstantInt().

ManagedStatic<IntMapTy> IntConstants [static]

Definition at line 250 of file Constants.cpp.

ManagedStatic<ValueMap<char, PointerType, ConstantPointerNull> > NullPtrConstants [static]

Definition at line 1579 of file Constants.cpp.

uint16_t opcode

Definition at line 1654 of file Constants.cpp.

std::vector<Constant*> operands

Definition at line 1656 of file Constants.cpp.

uint16_t predicate

Definition at line 644 of file Constants.cpp.

ManagedStatic<StructConstantsTy> StructConstants [static]

Definition at line 1427 of file Constants.cpp.

ManagedCleanup<llvm::CleanupTrueFalse> TrueFalseCleanup [static]

Definition at line 206 of file Constants.cpp.

const Type* type

Definition at line 224 of file Constants.cpp.

ManagedStatic<ValueMap<char, Type, UndefValue> > UndefValueConstants [static]

Definition at line 1622 of file Constants.cpp.

APFloat val

Definition at line 223 of file Constants.cpp.

Referenced by llvm::MachOWriter::InitMem(), isFPS16Immediate(), llvm::SPU::LowerSplat_v2i64(), and llvm::PBQPMatrix::reset().

ManagedStatic<ValueMap<std::vector<Constant*>, VectorType, ConstantVector> > VectorConstants [static]

Definition at line 1489 of file Constants.cpp.