LegalizeVectorTypes.cpp File Reference

#include "LegalizeTypes.h"
#include "llvm/ADT/SmallBitVector.h"
#include "llvm/Analysis/MemoryLocation.h"
#include "llvm/Analysis/VectorUtils.h"
#include "llvm/CodeGen/ISDOpcodes.h"
#include "llvm/IR/DataLayout.h"
#include "llvm/Support/ErrorHandling.h"
#include "llvm/Support/TypeSize.h"
#include "llvm/Support/raw_ostream.h"
#include <numeric>
#include "llvm/IR/ConstrainedOps.def"

Go to the source code of this file.

Macros
#define	DEBUG_TYPE   "legalize-types"
#define	DAG_INSTRUCTION(NAME, NARG, ROUND_MODE, INTRINSIC, DAGN)
#define	DAG_INSTRUCTION(NAME, NARG, ROUND_MODE, INTRINSIC, DAGN)
#define	DAG_INSTRUCTION(NAME, NARG, ROUND_MODE, INTRINSIC, DAGN)

Functions
static SDValue	CollectOpsToWiden (SelectionDAG &DAG, const TargetLowering &TLI, SmallVectorImpl< SDValue > &ConcatOps, unsigned ConcatEnd, EVT VT, EVT MaxVT, EVT WidenVT)
static SDValue	coerceLoadedValue (SDValue LdOp, EVT FirstVT, EVT WidenVT, TypeSize LdWidth, TypeSize FirstVTWidth, SDLoc dl, SelectionDAG &DAG)
	Either return the same load or provide appropriate casts from the load and return that.
static std::optional< EVT >	findMemType (SelectionDAG &DAG, const TargetLowering &TLI, unsigned Width, EVT WidenVT, unsigned Align, unsigned WidenEx)
static bool	isSETCCOp (unsigned Opcode)
static bool	isLogicalMaskOp (unsigned Opcode)
static EVT	getSETCCOperandType (SDValue N)
static bool	isSETCCorConvertedSETCC (SDValue N)
static unsigned	getExtendForIntVecReduction (unsigned Opc)
static SDValue	BuildVectorFromScalar (SelectionDAG &DAG, EVT VecTy, SmallVectorImpl< SDValue > &LdOps, unsigned Start, unsigned End)

Macro Definition Documentation

DAG_INSTRUCTION [1/3]

#define DAG_INSTRUCTION	(		NAME,
			NARG,
			ROUND_MODE,
			INTRINSIC,
			DAGN )

Value:

  case ISD::STRICT_##DAGN:

DAG_INSTRUCTION [2/3]

#define DAG_INSTRUCTION	(		NAME,
			NARG,
			ROUND_MODE,
			INTRINSIC,
			DAGN )

Value:

  case ISD::STRICT_##DAGN:

DAG_INSTRUCTION [3/3]

#define DAG_INSTRUCTION	(		NAME,
			NARG,
			ROUND_MODE,
			INTRINSIC,
			DAGN )

Value:

  case ISD::STRICT_##DAGN:

DEBUG_TYPE

#define DEBUG_TYPE   "legalize-types"

Definition at line 35 of file LegalizeVectorTypes.cpp.

Function Documentation

BuildVectorFromScalar()

SDValue BuildVectorFromScalar ( SelectionDAG & DAG, EVT VecTy, SmallVectorImpl< SDValue > & LdOps, unsigned Start, unsigned End )

static

Definition at line 8312 of file LegalizeVectorTypes.cpp.

References llvm::ISD::BITCAST, llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getInsertVectorElt(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorVT(), and llvm::ISD::SCALAR_TO_VECTOR.

coerceLoadedValue()

SDValue coerceLoadedValue ( SDValue LdOp, EVT FirstVT, EVT WidenVT, TypeSize LdWidth, TypeSize FirstVTWidth, SDLoc dl, SelectionDAG & DAG )

static

Either return the same load or provide appropriate casts from the load and return that.

Definition at line 6330 of file LegalizeVectorTypes.cpp.

References assert(), llvm::ISD::BITCAST, llvm::SelectionDAG::getContext(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getFixedValue(), llvm::SelectionDAG::getNode(), llvm::EVT::getSizeInBits(), llvm::EVT::getVectorVT(), llvm::details::FixedOrScalableQuantity< TypeSize, uint64_t >::isKnownLE(), llvm::EVT::isVector(), and llvm::ISD::SCALAR_TO_VECTOR.

CollectOpsToWiden()

SDValue CollectOpsToWiden ( SelectionDAG & DAG, const TargetLowering & TLI, SmallVectorImpl< SDValue > & ConcatOps, unsigned ConcatEnd, EVT VT, EVT MaxVT, EVT WidenVT )

static

Definition at line 5273 of file LegalizeVectorTypes.cpp.

References AbstractManglingParser< Derived, Alloc >::NumOps, llvm::ArrayRef(), llvm::ISD::CONCAT_VECTORS, llvm::SmallVectorTemplateCommon< T, typename >::data(), llvm::SelectionDAG::getContext(), llvm::SelectionDAG::getInsertVectorElt(), llvm::SelectionDAG::getNode(), llvm::SelectionDAG::getUNDEF(), getValueType(), llvm::EVT::getVectorElementType(), llvm::EVT::getVectorNumElements(), llvm::EVT::getVectorVT(), llvm::TargetLoweringBase::isTypeLegal(), llvm::EVT::isVector(), and OpIdx.

findMemType()

std::optional< EVT > findMemType ( SelectionDAG & DAG, const TargetLowering & TLI, unsigned Width, EVT WidenVT, unsigned Align = 0, unsigned WidenEx = 0 )

static

Definition at line 8242 of file LegalizeVectorTypes.cpp.

References llvm::SelectionDAG::getContext(), llvm::EVT::getFixedSizeInBits(), llvm::details::FixedOrScalableQuantity< LeafTy, ValueTy >::getKnownMinValue(), llvm::EVT::getSizeInBits(), llvm::TargetLoweringBase::getTypeAction(), llvm::EVT::getVectorElementType(), llvm::MVT::integer_valuetypes(), llvm::isPowerOf2_32(), llvm::EVT::isScalableVector(), llvm::reverse(), llvm::TargetLoweringBase::TypeLegal, llvm::TargetLoweringBase::TypePromoteInteger, and llvm::MVT::vector_valuetypes().

getExtendForIntVecReduction()

unsigned getExtendForIntVecReduction ( unsigned Opc )

static

Definition at line 8051 of file LegalizeVectorTypes.cpp.

References llvm::ISD::ANY_EXTEND, llvm_unreachable, Opc, llvm::ISD::SIGN_EXTEND, llvm::ISD::VECREDUCE_ADD, llvm::ISD::VECREDUCE_AND, llvm::ISD::VECREDUCE_MUL, llvm::ISD::VECREDUCE_OR, llvm::ISD::VECREDUCE_SMAX, llvm::ISD::VECREDUCE_SMIN, llvm::ISD::VECREDUCE_UMAX, llvm::ISD::VECREDUCE_UMIN, llvm::ISD::VECREDUCE_XOR, and llvm::ISD::ZERO_EXTEND.

getSETCCOperandType()

EVT getSETCCOperandType ( SDValue N )

inlinestatic

Definition at line 6724 of file LegalizeVectorTypes.cpp.

References N.

isLogicalMaskOp()

bool isLogicalMaskOp ( unsigned Opcode )

inlinestatic

Definition at line 6712 of file LegalizeVectorTypes.cpp.

References llvm::ISD::AND, llvm::ISD::OR, and llvm::ISD::XOR.

Referenced by isSETCCorConvertedSETCC().

isSETCCOp()

bool isSETCCOp ( unsigned Opcode )

inlinestatic

Definition at line 6701 of file LegalizeVectorTypes.cpp.

References llvm::ISD::SETCC, llvm::ISD::STRICT_FSETCC, and llvm::ISD::STRICT_FSETCCS.

Referenced by isSETCCorConvertedSETCC().

isSETCCorConvertedSETCC()

bool isSETCCorConvertedSETCC ( SDValue N )

inlinestatic

Definition at line 6732 of file LegalizeVectorTypes.cpp.

References llvm::ISD::CONCAT_VECTORS, llvm::ISD::EXTRACT_SUBVECTOR, llvm::ISD::isBuildVectorOfConstantSDNodes(), isLogicalMaskOp(), isSETCCOp(), isSETCCorConvertedSETCC(), N, llvm::ISD::SIGN_EXTEND, and llvm::ISD::TRUNCATE.

Referenced by isSETCCorConvertedSETCC().