llvm::RISCVVType Namespace Reference

Enumerations
enum	VLMUL : uint8_t {   LMUL_1 = 0 , LMUL_2 , LMUL_4 , LMUL_8 ,   LMUL_RESERVED , LMUL_F8 , LMUL_F4 , LMUL_F2 }
enum	{ TAIL_UNDISTURBED_MASK_UNDISTURBED = 0 , TAIL_AGNOSTIC = 1 , MASK_AGNOSTIC = 2 }

Functions
static bool	isValidSEW (unsigned SEW)
static bool	isValidLMUL (unsigned LMUL, bool Fractional)
LLVM_ABI unsigned	encodeVTYPE (VLMUL VLMUL, unsigned SEW, bool TailAgnostic, bool MaskAgnostic, bool AltFmt=false)
LLVM_ABI unsigned	encodeXSfmmVType (unsigned SEW, unsigned Widen, bool AltFmt)
static VLMUL	getVLMUL (unsigned VType)
LLVM_ABI std::pair< unsigned, bool >	decodeVLMUL (VLMUL VLMul)
static VLMUL	encodeLMUL (unsigned LMUL, bool Fractional)
static unsigned	decodeVSEW (unsigned VSEW)
static unsigned	encodeSEW (unsigned SEW)
static unsigned	getSEW (unsigned VType)
static unsigned	decodeTWiden (unsigned TWiden)
static bool	hasXSfmmWiden (unsigned VType)
static unsigned	getXSfmmWiden (unsigned VType)
static bool	isValidXSfmmVType (unsigned VTypeI)
static bool	isTailAgnostic (unsigned VType)
static bool	isMaskAgnostic (unsigned VType)
static bool	isAltFmt (unsigned VType)
LLVM_ABI void	printVType (unsigned VType, raw_ostream &OS)
LLVM_ABI unsigned	getSEWLMULRatio (unsigned SEW, VLMUL VLMul)
LLVM_ABI std::optional< VLMUL >	getSameRatioLMUL (unsigned SEW, VLMUL VLMUL, unsigned EEW)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
TAIL_UNDISTURBED_MASK_UNDISTURBED
TAIL_AGNOSTIC
MASK_AGNOSTIC

Definition at line 84 of file RISCVTargetParser.h.

VLMUL

enum llvm::RISCVVType::VLMUL : uint8_t

Enumerator
LMUL_1
LMUL_2
LMUL_4
LMUL_8
LMUL_RESERVED
LMUL_F8
LMUL_F4
LMUL_F2

Definition at line 73 of file RISCVTargetParser.h.

Function Documentation

decodeTWiden()

static unsigned llvm::RISCVVType::decodeTWiden ( unsigned  TWiden )

inlinestatic

Definition at line 134 of file RISCVTargetParser.h.

References assert().

decodeVLMUL()

std::pair< unsigned, bool > llvm::RISCVVType::decodeVLMUL

(

VLMUL

VLMul

)

Definition at line 186 of file RISCVTargetParser.cpp.

References llvm_unreachable, LMUL_1, LMUL_2, LMUL_4, LMUL_8, LMUL_F2, LMUL_F4, and LMUL_F8.

Referenced by llvm::RISCVTargetLowering::computeKnownBitsForTargetNode(), llvm::RISCVInstrInfo::copyPhysRegVector(), getEMULEqualsEEWDivSEWTimesLMUL(), llvm::RISCVTargetLowering::getLMULCost(), getSEWLMULRatio(), llvm::RISCVTargetLowering::isLegalInterleavedAccessType(), llvm::RISCVRegisterInfo::lowerSegmentSpillReload(), printVType(), llvm::RISCVDAGToDAGISel::selectVLXSEG(), and llvm::RISCVDAGToDAGISel::selectVSXSEG().

decodeVSEW()

static unsigned llvm::RISCVVType::decodeVSEW ( unsigned  VSEW )

inlinestatic

Definition at line 119 of file RISCVTargetParser.h.

References assert().

Referenced by llvm::RISCVTargetLowering::computeKnownBitsForTargetNode(), computeKnownBitsFromOperator(), getSEW(), and llvm::RISCVDAGToDAGISel::selectVSETVLI().

encodeLMUL()

static VLMUL llvm::RISCVVType::encodeLMUL ( unsigned  LMUL, bool  Fractional  )

inlinestatic

Definition at line 113 of file RISCVTargetParser.h.

References assert(), isValidLMUL(), and llvm::Log2_32().

Referenced by getSameRatioLMUL(), and lowerGetVectorLength().

encodeSEW()

static unsigned llvm::RISCVVType::encodeSEW ( unsigned  SEW )

inlinestatic

Definition at line 124 of file RISCVTargetParser.h.

References assert(), isValidSEW(), and llvm::Log2_32().

Referenced by encodeVTYPE(), encodeXSfmmVType(), lowerGetVectorLength(), and lowerVectorIntrinsicScalars().

encodeVTYPE()

unsigned llvm::RISCVVType::encodeVTYPE	(	VLMUL	VLMUL,
		unsigned	SEW,
		bool	TailAgnostic,
		bool	MaskAgnostic,
		bool	AltFmt = false
	)

Definition at line 161 of file RISCVTargetParser.cpp.

References assert(), encodeSEW(), and isValidSEW().

Referenced by llvm::RISCVDAGToDAGISel::selectVSETVLI().

encodeXSfmmVType()

unsigned llvm::RISCVVType::encodeXSfmmVType	(	unsigned	SEW,
		unsigned	Widen,
		bool	AltFmt
	)

Definition at line 177 of file RISCVTargetParser.cpp.

References assert(), encodeSEW(), isValidSEW(), llvm::Log2_32(), and Widen().

getSameRatioLMUL()

std::optional< VLMUL > llvm::RISCVVType::getSameRatioLMUL	(	unsigned	SEW,
		VLMUL	VLMUL,
		unsigned	EEW
	)

Definition at line 243 of file RISCVTargetParser.cpp.

References encodeLMUL(), getSEWLMULRatio(), and isValidLMUL().

Referenced by adjustIncoming(), and llvm::mca::getEEWAndEMUL().

getSEW()

static unsigned llvm::RISCVVType::getSEW ( unsigned  VType )

inlinestatic

Definition at line 129 of file RISCVTargetParser.h.

References decodeVSEW().

Referenced by llvm::mca::RISCVInstrumentManager::createInstruments(), isConvertibleToVMV_V_V(), isValidXSfmmVType(), printVType(), llvm::RISCVInstPrinter::printVTypeI(), and llvm::RISCVInstPrinter::printXSfmmVType().

getSEWLMULRatio()

unsigned llvm::RISCVVType::getSEWLMULRatio	(	unsigned	SEW,
		VLMUL	VLMul
	)

Definition at line 231 of file RISCVTargetParser.cpp.

References assert(), and decodeVLMUL().

Referenced by computeKnownBitsFromOperator(), getSameRatioLMUL(), and llvm::RISCVDAGToDAGISel::selectVSETVLI().

getVLMUL()

static VLMUL llvm::RISCVVType::getVLMUL ( unsigned  VType )

inlinestatic

Definition at line 105 of file RISCVTargetParser.h.

Referenced by llvm::mca::RISCVInstrumentManager::createInstruments(), isConvertibleToVMV_V_V(), printVType(), and llvm::RISCVInstPrinter::printVTypeI().

getXSfmmWiden()

static unsigned llvm::RISCVVType::getXSfmmWiden ( unsigned  VType )

inlinestatic

Definition at line 145 of file RISCVTargetParser.h.

References assert().

Referenced by isValidXSfmmVType(), and llvm::RISCVInstPrinter::printXSfmmVType().

hasXSfmmWiden()

static bool llvm::RISCVVType::hasXSfmmWiden ( unsigned  VType )

inlinestatic

Definition at line 140 of file RISCVTargetParser.h.

Referenced by isValidXSfmmVType().

isAltFmt()

static bool llvm::RISCVVType::isAltFmt ( unsigned  VType )

inlinestatic

Definition at line 160 of file RISCVTargetParser.h.

Referenced by printVType(), llvm::RISCVInstPrinter::printVTypeI(), and llvm::RISCVInstPrinter::printXSfmmVType().

isMaskAgnostic()

static bool llvm::RISCVVType::isMaskAgnostic ( unsigned  VType )

inlinestatic

Definition at line 158 of file RISCVTargetParser.h.

Referenced by printVType().

isTailAgnostic()

static bool llvm::RISCVVType::isTailAgnostic ( unsigned  VType )

inlinestatic

Definition at line 156 of file RISCVTargetParser.h.

Referenced by isConvertibleToVMV_V_V(), and printVType().

isValidLMUL()

static bool llvm::RISCVVType::isValidLMUL ( unsigned  LMUL, bool  Fractional  )

inlinestatic

Definition at line 96 of file RISCVTargetParser.h.

References llvm::isPowerOf2_32().

Referenced by encodeLMUL(), and getSameRatioLMUL().

isValidSEW()

static bool llvm::RISCVVType::isValidSEW ( unsigned  SEW )

inlinestatic

Definition at line 91 of file RISCVTargetParser.h.

References llvm::isPowerOf2_32().

Referenced by llvm::RISCVInstrInfo::createMIROperandComment(), encodeSEW(), encodeVTYPE(), encodeXSfmmVType(), and llvm::RISCVInstrInfo::verifyInstruction().

isValidXSfmmVType()

static bool llvm::RISCVVType::isValidXSfmmVType ( unsigned  VTypeI )

inlinestatic

Definition at line 151 of file RISCVTargetParser.h.

References getSEW(), getXSfmmWiden(), and hasXSfmmWiden().

Referenced by llvm::RISCVInstPrinter::printXSfmmVType().

printVType()

void llvm::RISCVVType::printVType	(	unsigned	VType,
		raw_ostream &	OS
	)

Definition at line 202 of file RISCVTargetParser.cpp.

References decodeVLMUL(), getSEW(), getVLMUL(), isAltFmt(), isMaskAgnostic(), isTailAgnostic(), and OS.

Referenced by llvm::RISCVInstrInfo::createMIROperandComment(), and llvm::RISCVInstPrinter::printVTypeI().