LLVM: llvm::RISCVVType Namespace Reference

LLVM 18.0.0git

Functions
static bool	isValidSEW (unsigned SEW)

static bool	isValidLMUL (unsigned LMUL, bool Fractional)

unsigned	encodeVTYPE (RISCVII::VLMUL VLMUL, unsigned SEW, bool TailAgnostic, bool MaskAgnostic)

static RISCVII::VLMUL	getVLMUL (unsigned VType)

std::pair< unsigned, bool >	decodeVLMUL (RISCVII::VLMUL VLMUL)

static RISCVII::VLMUL	encodeLMUL (unsigned LMUL, bool Fractional)

static unsigned	decodeVSEW (unsigned VSEW)

static unsigned	encodeSEW (unsigned SEW)

static unsigned	getSEW (unsigned VType)

static bool	isTailAgnostic (unsigned VType)

static bool	isMaskAgnostic (unsigned VType)

void	printVType (unsigned VType, raw_ostream &OS)

unsigned	getSEWLMULRatio (unsigned SEW, RISCVII::VLMUL VLMul)

Function Documentation

◆ decodeVLMUL()

std::pair< unsigned, bool > llvm::RISCVVType::decodeVLMUL ( RISCVII::VLMUL VLMUL )

Definition at line 156 of file RISCVBaseInfo.cpp.

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

Referenced by llvm::RISCVInstrInfo::copyPhysReg(), llvm::RISCVTargetLowering::getLMULCost(), getSEWLMULRatio(), hasFixedResult(), llvm::RISCVTargetLowering::isLegalInterleavedAccessType(), isLMUL1OrSmaller(), and printVType().

◆ decodeVSEW()

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

inlinestatic

Definition at line 515 of file RISCVBaseInfo.h.

References assert().

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

◆ encodeLMUL()

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

inlinestatic

Definition at line 509 of file RISCVBaseInfo.h.

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

Referenced by lowerGetVectorLength().

◆ encodeSEW()

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

inlinestatic

Definition at line 520 of file RISCVBaseInfo.h.

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

Referenced by lowerGetVectorLength(), and lowerVectorIntrinsicScalars().

◆ encodeVTYPE()

unsigned llvm::RISCVVType::encodeVTYPE	(	RISCVII::VLMUL	VLMUL,
		unsigned	SEW,
		bool	TailAgnostic,
		bool	MaskAgnostic
	)

Definition at line 142 of file RISCVBaseInfo.cpp.

References assert(), MaskAgnostic, SEW, and TailAgnostic.

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

◆ getSEW()

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

inlinestatic

Definition at line 525 of file RISCVBaseInfo.h.

References decodeVSEW().

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

◆ getSEWLMULRatio()

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

Definition at line 197 of file RISCVBaseInfo.cpp.

References assert(), decodeVLMUL(), SEW, and VLMul.

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

◆ getVLMUL()

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

inlinestatic

Definition at line 501 of file RISCVBaseInfo.h.

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

◆ isMaskAgnostic()

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

inlinestatic

Definition at line 532 of file RISCVBaseInfo.h.

◆ isTailAgnostic()

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

inlinestatic

Definition at line 530 of file RISCVBaseInfo.h.

Referenced by isConvertibleToVMV_V_V().

◆ isValidLMUL()

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

inlinestatic

Definition at line 494 of file RISCVBaseInfo.h.

References llvm::isPowerOf2_32().

Referenced by encodeLMUL().

◆ isValidSEW()

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

inlinestatic

Definition at line 489 of file RISCVBaseInfo.h.

References llvm::isPowerOf2_32(), and SEW.

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

◆ printVType()

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

Definition at line 172 of file RISCVBaseInfo.cpp.

References decodeVLMUL(), and OS.

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