llvm::RISCVII 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 }
enum	{   InstFormatPseudo = 0 , InstFormatR = 1 , InstFormatR4 = 2 , InstFormatI = 3 ,   InstFormatS = 4 , InstFormatB = 5 , InstFormatU = 6 , InstFormatJ = 7 ,   InstFormatCR = 8 , InstFormatCI = 9 , InstFormatCSS = 10 , InstFormatCIW = 11 ,   InstFormatCL = 12 , InstFormatCS = 13 , InstFormatCA = 14 , InstFormatCB = 15 ,   InstFormatCJ = 16 , InstFormatCU = 17 , InstFormatCLB = 18 , InstFormatCLH = 19 ,   InstFormatCSB = 20 , InstFormatCSH = 21 , InstFormatOther = 22 , InstFormatMask = 31 ,   InstFormatShift = 0 , ConstraintShift = InstFormatShift + 5 , VS2Constraint = 0b001 << ConstraintShift , VS1Constraint = 0b010 << ConstraintShift ,   VMConstraint = 0b100 << ConstraintShift , ConstraintMask = 0b111 << ConstraintShift , VLMulShift = ConstraintShift + 3 , VLMulMask = 0b111 << VLMulShift ,   ForceTailAgnosticShift = VLMulShift + 3 , ForceTailAgnosticMask = 1 << ForceTailAgnosticShift , IsTiedPseudoShift = ForceTailAgnosticShift + 1 , IsTiedPseudoMask = 1 << IsTiedPseudoShift ,   HasSEWOpShift = IsTiedPseudoShift + 1 , HasSEWOpMask = 1 << HasSEWOpShift , HasVLOpShift = HasSEWOpShift + 1 , HasVLOpMask = 1 << HasVLOpShift ,   HasVecPolicyOpShift = HasVLOpShift + 1 , HasVecPolicyOpMask = 1 << HasVecPolicyOpShift , IsRVVWideningReductionShift = HasVecPolicyOpShift + 1 , IsRVVWideningReductionMask = 1 << IsRVVWideningReductionShift ,   UsesMaskPolicyShift = IsRVVWideningReductionShift + 1 , UsesMaskPolicyMask = 1 << UsesMaskPolicyShift , IsSignExtendingOpWShift = UsesMaskPolicyShift + 1 , IsSignExtendingOpWMask = 1ULL << IsSignExtendingOpWShift ,   HasRoundModeOpShift = IsSignExtendingOpWShift + 1 , HasRoundModeOpMask = 1 << HasRoundModeOpShift , UsesVXRMShift = HasRoundModeOpShift + 1 , UsesVXRMMask = 1 << UsesVXRMShift ,   TargetOverlapConstraintTypeShift = UsesVXRMShift + 1 , TargetOverlapConstraintTypeMask = 3ULL << TargetOverlapConstraintTypeShift , ElementsDependOnVLShift = TargetOverlapConstraintTypeShift + 2 , ElementsDependOnVLMask = 1ULL << ElementsDependOnVLShift ,   ElementsDependOnMaskShift = ElementsDependOnVLShift + 1 , ElementsDependOnMaskMask = 1ULL << ElementsDependOnMaskShift , DestEEWShift = ElementsDependOnMaskShift + 1 , DestEEWMask = 3ULL << DestEEWShift }
enum	{   MO_None = 0 , MO_CALL = 1 , MO_LO = 3 , MO_HI = 4 ,   MO_PCREL_LO = 5 , MO_PCREL_HI = 6 , MO_GOT_HI = 7 , MO_TPREL_LO = 8 ,   MO_TPREL_HI = 9 , MO_TPREL_ADD = 10 , MO_TLS_GOT_HI = 11 , MO_TLS_GD_HI = 12 ,   MO_TLSDESC_HI = 13 , MO_TLSDESC_LOAD_LO = 14 , MO_TLSDESC_ADD_LO = 15 , MO_TLSDESC_CALL = 16 ,   MO_DIRECT_FLAG_MASK = 31 }

Functions
static unsigned	getFormat (uint64_t TSFlags)
static VLMUL	getLMul (uint64_t TSFlags)
static bool	doesForceTailAgnostic (uint64_t TSFlags)
static bool	isTiedPseudo (uint64_t TSFlags)
static bool	hasSEWOp (uint64_t TSFlags)
static bool	hasVLOp (uint64_t TSFlags)
static bool	hasVecPolicyOp (uint64_t TSFlags)
static bool	isRVVWideningReduction (uint64_t TSFlags)
static bool	usesMaskPolicy (uint64_t TSFlags)
static bool	hasRoundModeOp (uint64_t TSFlags)
static bool	usesVXRM (uint64_t TSFlags)
static bool	elementsDependOnVL (uint64_t TSFlags)
static bool	elementsDependOnMask (uint64_t TSFlags)
static unsigned	getVLOpNum (const MCInstrDesc &Desc)
static unsigned	getTailExpandUseRegNo (const FeatureBitset &FeatureBits)
static unsigned	getSEWOpNum (const MCInstrDesc &Desc)
static unsigned	getVecPolicyOpNum (const MCInstrDesc &Desc)
static int	getFRMOpNum (const MCInstrDesc &Desc)
static int	getVXRMOpNum (const MCInstrDesc &Desc)
static bool	isFirstDefTiedToFirstUse (const MCInstrDesc &Desc)

Enumeration Type Documentation

anonymous enum

anonymous enum

Enumerator
TAIL_UNDISTURBED_MASK_UNDISTURBED
TAIL_AGNOSTIC
MASK_AGNOSTIC

Definition at line 80 of file RISCVTargetParser.h.

anonymous enum

anonymous enum

Enumerator
InstFormatPseudo
InstFormatR
InstFormatR4
InstFormatI
InstFormatS
InstFormatB
InstFormatU
InstFormatJ
InstFormatCR
InstFormatCI
InstFormatCSS
InstFormatCIW
InstFormatCL
InstFormatCS
InstFormatCA
InstFormatCB
InstFormatCJ
InstFormatCU
InstFormatCLB
InstFormatCLH
InstFormatCSB
InstFormatCSH
InstFormatOther
InstFormatMask
InstFormatShift
ConstraintShift
VS2Constraint
VS1Constraint
VMConstraint
ConstraintMask
VLMulShift
VLMulMask
ForceTailAgnosticShift
ForceTailAgnosticMask
IsTiedPseudoShift
IsTiedPseudoMask
HasSEWOpShift
HasSEWOpMask
HasVLOpShift
HasVLOpMask
HasVecPolicyOpShift
HasVecPolicyOpMask
IsRVVWideningReductionShift
IsRVVWideningReductionMask
UsesMaskPolicyShift
UsesMaskPolicyMask
IsSignExtendingOpWShift
IsSignExtendingOpWMask
HasRoundModeOpShift
HasRoundModeOpMask
UsesVXRMShift
UsesVXRMMask
TargetOverlapConstraintTypeShift
TargetOverlapConstraintTypeMask
ElementsDependOnVLShift
ElementsDependOnVLMask
ElementsDependOnMaskShift
ElementsDependOnMaskMask
DestEEWShift
DestEEWMask

Definition at line 31 of file RISCVBaseInfo.h.

anonymous enum

anonymous enum

Enumerator
MO_None
MO_CALL
MO_LO
MO_HI
MO_PCREL_LO
MO_PCREL_HI
MO_GOT_HI
MO_TPREL_LO
MO_TPREL_HI
MO_TPREL_ADD
MO_TLS_GOT_HI
MO_TLS_GD_HI
MO_TLSDESC_HI
MO_TLSDESC_LOAD_LO
MO_TLSDESC_ADD_LO
MO_TLSDESC_CALL
MO_DIRECT_FLAG_MASK

Definition at line 270 of file RISCVBaseInfo.h.

VLMUL

enum llvm::RISCVII::VLMUL : uint8_t

Enumerator
LMUL_1
LMUL_2
LMUL_4
LMUL_8
LMUL_RESERVED
LMUL_F8
LMUL_F4
LMUL_F2

Definition at line 69 of file RISCVTargetParser.h.

Function Documentation

doesForceTailAgnostic()

static bool llvm::RISCVII::doesForceTailAgnostic ( uint64_t  TSFlags )

inlinestatic

Returns

true if tail agnostic is enforced for the instruction.

Definition at line 152 of file RISCVBaseInfo.h.

References ForceTailAgnosticMask.

elementsDependOnMask()

static bool llvm::RISCVII::elementsDependOnMask ( uint64_t  TSFlags )

inlinestatic

Returns

true if the elements in the body are affected by the mask, e.g. vredsum.vs/viota.m

Definition at line 196 of file RISCVBaseInfo.h.

References ElementsDependOnMaskMask.

elementsDependOnVL()

static bool llvm::RISCVII::elementsDependOnVL ( uint64_t  TSFlags )

inlinestatic

Returns

true if the elements in the body are affected by VL, e.g. vslide1down.vx/vredsum.vs/viota.m

Definition at line 190 of file RISCVBaseInfo.h.

References ElementsDependOnVLMask.

getFormat()

static unsigned llvm::RISCVII::getFormat ( uint64_t  TSFlags )

inlinestatic

Returns

the format of the instruction.

Definition at line 144 of file RISCVBaseInfo.h.

References InstFormatMask, and InstFormatShift.

Referenced by llvm::RISCVRegisterInfo::getFrameIndexInstrOffset(), and llvm::RISCVRegisterInfo::needsFrameBaseReg().

getFRMOpNum()

static int llvm::RISCVII::getFRMOpNum ( const MCInstrDesc &  Desc )

inlinestatic

Returns

the index to the rounding mode immediate value if any, otherwise returns -1.

Definition at line 233 of file RISCVBaseInfo.h.

References getVLOpNum(), hasRoundModeOp(), and usesVXRM().

Referenced by llvm::RISCVTargetLowering::AdjustInstrPostInstrSelection(), INITIALIZE_PASS(), and llvm::RISCVInstrInfo::verifyInstruction().

getLMul()

static VLMUL llvm::RISCVII::getLMul ( uint64_t  TSFlags )

inlinestatic

Returns

the LMUL for the instruction.

Definition at line 148 of file RISCVBaseInfo.h.

References VLMulMask, and VLMulShift.

Referenced by llvm::RISCVVectorMaskDAGMutation::apply(), emitVFROUND_NOEXCEPT_MASK(), and llvm::RISCVVType::getEMULEqualsEEWDivSEWTimesLMUL().

getSEWOpNum()

static unsigned llvm::RISCVII::getSEWOpNum ( const MCInstrDesc &  Desc )

inlinestatic

Definition at line 217 of file RISCVBaseInfo.h.

References assert(), hasSEWOp(), hasVecPolicyOp(), and llvm::Offset.

Referenced by llvm::RISCVInstrInfo::copyPhysRegVector(), emitVFROUND_NOEXCEPT_MASK(), llvm::RISCVInstrInfo::foldMemoryOperandImpl(), llvm::RISCVVType::getEMULEqualsEEWDivSEWTimesLMUL(), getIntegerExtensionOperandEEW(), getOperandLog2EEW(), INITIALIZE_PASS(), vectorPseudoHasAllNBitUsers(), and llvm::RISCVInstrInfo::verifyInstruction().

getTailExpandUseRegNo()

static unsigned llvm::RISCVII::getTailExpandUseRegNo ( const FeatureBitset &  FeatureBits )

inlinestatic

Definition at line 211 of file RISCVBaseInfo.h.

Referenced by cannotInsertTailCall().

getVecPolicyOpNum()

static unsigned llvm::RISCVII::getVecPolicyOpNum ( const MCInstrDesc &  Desc )

inlinestatic

Definition at line 226 of file RISCVBaseInfo.h.

References assert(), and hasVecPolicyOp().

Referenced by llvm::RISCVInstrInfo::convertToThreeAddress(), and llvm::RISCVInstrInfo::verifyInstruction().

getVLOpNum()

static unsigned llvm::RISCVII::getVLOpNum ( const MCInstrDesc &  Desc )

inlinestatic

Definition at line 200 of file RISCVBaseInfo.h.

References assert(), hasSEWOp(), hasVecPolicyOp(), hasVLOp(), and llvm::Offset.

Referenced by llvm::RISCVInstrInfo::copyPhysRegVector(), getFRMOpNum(), getVXRMOpNum(), vectorPseudoHasAllNBitUsers(), and llvm::RISCVInstrInfo::verifyInstruction().

getVXRMOpNum()

static int llvm::RISCVII::getVXRMOpNum ( const MCInstrDesc &  Desc )

inlinestatic

Returns

the index to the rounding mode immediate value if any, otherwise returns -1.

Definition at line 248 of file RISCVBaseInfo.h.

References getVLOpNum(), hasRoundModeOp(), and usesVXRM().

hasRoundModeOp()

static bool llvm::RISCVII::hasRoundModeOp ( uint64_t  TSFlags )

inlinestatic

Returns

true if there is a rounding mode operand for this instruction

Definition at line 181 of file RISCVBaseInfo.h.

References HasRoundModeOpMask.

Referenced by getFRMOpNum(), getVXRMOpNum(), lowerRISCVVMachineInstrToMCInst(), and llvm::RISCVInstrInfo::verifyInstruction().

hasSEWOp()

static bool llvm::RISCVII::hasSEWOp ( uint64_t  TSFlags )

inlinestatic

Returns

true if there is a SEW operand for the instruction.

Definition at line 160 of file RISCVBaseInfo.h.

References HasSEWOpMask.

Referenced by getSEWOpNum(), getVLOpNum(), isConvertibleToVMV_V_V(), lowerRISCVVMachineInstrToMCInst(), vectorPseudoHasAllNBitUsers(), and llvm::RISCVInstrInfo::verifyInstruction().

hasVecPolicyOp()

static bool llvm::RISCVII::hasVecPolicyOp ( uint64_t  TSFlags )

inlinestatic

Returns

true if there is a vector policy operand for this instruction.

Definition at line 168 of file RISCVBaseInfo.h.

References HasVecPolicyOpMask.

Referenced by llvm::RISCVInstrInfo::convertToThreeAddress(), llvm::RISCVInstrInfo::findCommutedOpIndices(), getSEWOpNum(), getVecPolicyOpNum(), getVLOpNum(), lowerRISCVVMachineInstrToMCInst(), vectorPseudoHasAllNBitUsers(), and llvm::RISCVInstrInfo::verifyInstruction().

hasVLOp()

static bool llvm::RISCVII::hasVLOp ( uint64_t  TSFlags )

inlinestatic

Returns

true if there is a VL operand for the instruction.

Definition at line 164 of file RISCVBaseInfo.h.

References HasVLOpMask.

Referenced by getVLOpNum(), isConvertibleToVMV_V_V(), lowerRISCVVMachineInstrToMCInst(), vectorPseudoHasAllNBitUsers(), and llvm::RISCVInstrInfo::verifyInstruction().

isFirstDefTiedToFirstUse()

static bool llvm::RISCVII::isFirstDefTiedToFirstUse ( const MCInstrDesc &  Desc )

inlinestatic

Definition at line 264 of file RISCVBaseInfo.h.

References llvm::MCOI::TIED_TO.

Referenced by getOperandLog2EEW().

isRVVWideningReduction()

static bool llvm::RISCVII::isRVVWideningReduction ( uint64_t  TSFlags )

inlinestatic

Returns

true if it is a vector widening reduction instruction.

Definition at line 172 of file RISCVBaseInfo.h.

References IsRVVWideningReductionMask.

Referenced by isConvertibleToVMV_V_V().

isTiedPseudo()

static bool llvm::RISCVII::isTiedPseudo ( uint64_t  TSFlags )

inlinestatic

Returns

true if this a _TIED pseudo.

Definition at line 156 of file RISCVBaseInfo.h.

References IsTiedPseudoMask.

Referenced by getOperandLog2EEW(), and lowerRISCVVMachineInstrToMCInst().

usesMaskPolicy()

static bool llvm::RISCVII::usesMaskPolicy ( uint64_t  TSFlags )

inlinestatic

Returns

true if mask policy is valid for the instruction.

Definition at line 176 of file RISCVBaseInfo.h.

References UsesMaskPolicyMask.

usesVXRM()

static bool llvm::RISCVII::usesVXRM ( uint64_t  TSFlags )

inlinestatic

Returns

true if this instruction uses vxrm

Definition at line 186 of file RISCVBaseInfo.h.

References UsesVXRMMask.

Referenced by getFRMOpNum(), getVXRMOpNum(), and llvm::RISCVInstrInfo::verifyInstruction().