LLVM 19.0.0git
Enumerations | Functions
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
}
 
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 unsigned getVLOpNum (const MCInstrDesc &Desc)
 
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 54 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 

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 238 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 43 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 138 of file RISCVBaseInfo.h.

References ForceTailAgnosticMask.

◆ getFormat()

static unsigned llvm::RISCVII::getFormat ( uint64_t  TSFlags)
inlinestatic
Returns
the format of the instruction.

Definition at line 130 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 201 of file RISCVBaseInfo.h.

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

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

◆ getLMul()

static VLMUL llvm::RISCVII::getLMul ( uint64_t  TSFlags)
inlinestatic
Returns
the LMUL for the instruction.

Definition at line 134 of file RISCVBaseInfo.h.

References VLMulMask, and VLMulShift.

Referenced by emitVFROUND_NOEXCEPT_MASK().

◆ getSEWOpNum()

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

◆ getVecPolicyOpNum()

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

◆ getVLOpNum()

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

◆ 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 216 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 167 of file RISCVBaseInfo.h.

References HasRoundModeOpMask.

Referenced by getFRMOpNum(), getVXRMOpNum(), and lowerRISCVVMachineInstrToMCInst().

◆ hasSEWOp()

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

◆ hasVecPolicyOp()

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

◆ hasVLOp()

static bool llvm::RISCVII::hasVLOp ( uint64_t  TSFlags)
inlinestatic
Returns
true if there is a VL operand for the instruction.

Definition at line 150 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 232 of file RISCVBaseInfo.h.

References llvm::MCOI::TIED_TO.

◆ isRVVWideningReduction()

static bool llvm::RISCVII::isRVVWideningReduction ( uint64_t  TSFlags)
inlinestatic
Returns
true if it is a vector widening reduction instruction.

Definition at line 158 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 142 of file RISCVBaseInfo.h.

References IsTiedPseudoMask.

Referenced by lowerRISCVVMachineInstrToMCInst().

◆ usesMaskPolicy()

static bool llvm::RISCVII::usesMaskPolicy ( uint64_t  TSFlags)
inlinestatic
Returns
true if mask policy is valid for the instruction.

Definition at line 162 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 172 of file RISCVBaseInfo.h.

References UsesVXRMMask.

Referenced by getFRMOpNum(), and getVXRMOpNum().