//===-- RISCVInstrInfoVPseudos.td - RISC-V 'V' Pseudos -----*- tablegen -*-===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
///
/// This file contains the required infrastructure to support code generation
/// for the standard 'V' (Vector) extension, version 0.9.  This version is still
/// experimental as the 'V' extension hasn't been ratified yet.
///
/// This file is included from RISCVInstrInfoV.td
///
//===----------------------------------------------------------------------===//

// X0 has special meaning for vsetvl/vsetvli.
//  rd | rs1 |   AVL value | Effect on vl
//--------------------------------------------------------------
// !X0 |  X0 |       VLMAX | Set vl to VLMAX
//  X0 |  X0 | Value in vl | Keep current vl, just change vtype.
def NoX0 : SDNodeXForm<undef,
[{
  auto *C = dyn_cast<ConstantSDNode>(N);
  if (C && C->isNullValue()) {
    SDLoc DL(N);
    return SDValue(CurDAG->getMachineNode(RISCV::ADDI, DL, Subtarget->getXLenVT(),
                   CurDAG->getRegister(RISCV::X0, Subtarget->getXLenVT()),
                   CurDAG->getTargetConstant(0, DL, Subtarget->getXLenVT())), 0);
  }
  return SDValue(N, 0);
}]>;

//===----------------------------------------------------------------------===//
// Utilities.
//===----------------------------------------------------------------------===//

// This class describes information associated to the LMUL.
class LMULInfo<int lmul, VReg regclass, VReg wregclass, string mx> {
  bits<3> value = lmul; // This is encoded as the vlmul field of vtype.
  VReg vrclass = regclass;
  VReg wvrclass = wregclass;
  string MX = mx;
}

// Associate LMUL with tablegen records of register classes.
def V_M1  : LMULInfo<0b000,   VR,   VRM2, "M1">;
def V_M2  : LMULInfo<0b001, VRM2,   VRM4, "M2">;
def V_M4  : LMULInfo<0b010, VRM4,   VRM8, "M4">;
def V_M8  : LMULInfo<0b011, VRM8, NoVReg, "M8">;

def V_MF8 : LMULInfo<0b101,   VR, VR, "MF8">;
def V_MF4 : LMULInfo<0b110,   VR, VR, "MF4">;
def V_MF2 : LMULInfo<0b111,   VR, VR, "MF2">;

// Used to iterate over all possible LMULs.
def MxList {
  list<LMULInfo> m = [V_MF8, V_MF4, V_MF2, V_M1, V_M2, V_M4, V_M8];
}

class shift_amount<int num> {
  int val = !if(!eq(num, 1), 0, !add(1, shift_amount<!srl(num, 1)>.val));
}

// Output pattern for X0 used to represent VLMAX in the pseudo instructions.
def VLMax : OutPatFrag<(ops), (XLenVT X0)>;

// List of EEW.
defvar EEWList = [8, 16, 32, 64];

// We only model FPR32 for V instructions in RISCVInstrInfoV.td.
// FP16/FP32/FP64 registers are alias each other. Convert FPR16 and FPR64
// to FPR32 for V instructions is enough.
class ToFPR32<ValueType type, DAGOperand operand, string name> {
  dag ret = !cond(!eq(!cast<string>(operand), !cast<string>(FPR64)):
                      (EXTRACT_SUBREG !dag(type, [FPR64], [name]), sub_32),
                  !eq(!cast<string>(operand), !cast<string>(FPR16)):
                      (SUBREG_TO_REG (i16 -1), !dag(type, [FPR16], [name]), sub_16),
                  !eq(1, 1):
                      !dag(type, [operand], [name]));
}

//===----------------------------------------------------------------------===//
// Vector register and vector group type information.
//===----------------------------------------------------------------------===//

class VTypeInfo<ValueType Vec, ValueType Mas, int Sew, VReg Reg, LMULInfo M,
                ValueType Scal = XLenVT, RegisterClass ScalarReg = GPR>
{
  ValueType Vector = Vec;
  ValueType Mask = Mas;
  int SEW = Sew;
  VReg RegClass = Reg;
  LMULInfo LMul = M;
  ValueType Scalar = Scal;
  RegisterClass ScalarRegClass = ScalarReg;
}

class GroupVTypeInfo<ValueType Vec, ValueType VecM1, ValueType Mas, int Sew,
                     VReg Reg, LMULInfo M, ValueType Scal = XLenVT,
                     RegisterClass ScalarReg = GPR>
    : VTypeInfo<Vec, Mas, Sew, Reg, M, Scal, ScalarReg>
{
  ValueType VectorM1 = VecM1;
}

defset list<VTypeInfo> AllVectors = {
  defset list<VTypeInfo> AllIntegerVectors = {
    def VI8MF8: VTypeInfo<vint8mf8_t,  vbool64_t,  8, VR, V_MF8>;
    def VI8MF4: VTypeInfo<vint8mf4_t,  vbool32_t,  8, VR, V_MF4>;
    def VI8MF2: VTypeInfo<vint8mf2_t,  vbool16_t,  8, VR, V_MF2>;
    def VI8M1: VTypeInfo<vint8m1_t,   vbool8_t,   8, VR, V_M1>;
    def VI16MF4: VTypeInfo<vint16mf4_t, vbool64_t, 16, VR, V_MF4>;
    def VI16MF2: VTypeInfo<vint16mf2_t, vbool32_t, 16, VR, V_MF2>;
    def VI16M1: VTypeInfo<vint16m1_t,  vbool16_t, 16, VR, V_M1>;
    def VI32MF2: VTypeInfo<vint32mf2_t, vbool64_t, 32, VR, V_MF2>;
    def VI32M1: VTypeInfo<vint32m1_t,  vbool32_t, 32, VR, V_M1>;
    def VI64M1: VTypeInfo<vint64m1_t,  vbool64_t, 64, VR, V_M1>;

    def VI8M2: GroupVTypeInfo<vint8m2_t, vint8m1_t, vbool4_t, 8, VRM2, V_M2>;
    def VI8M4: GroupVTypeInfo<vint8m4_t, vint8m1_t, vbool2_t, 8, VRM4, V_M4>;
    def VI8M8: GroupVTypeInfo<vint8m8_t, vint8m1_t, vbool1_t, 8, VRM8, V_M8>;

    def VI16M2: GroupVTypeInfo<vint16m2_t,vint16m1_t,vbool8_t, 16,VRM2, V_M2>;
    def VI16M4: GroupVTypeInfo<vint16m4_t,vint16m1_t,vbool4_t, 16,VRM4, V_M4>;
    def VI16M8: GroupVTypeInfo<vint16m8_t,vint16m1_t,vbool2_t, 16,VRM8, V_M8>;

    def VI32M2: GroupVTypeInfo<vint32m2_t,vint32m1_t,vbool16_t,32,VRM2, V_M2>;
    def VI32M4: GroupVTypeInfo<vint32m4_t,vint32m1_t,vbool8_t, 32,VRM4, V_M4>;
    def VI32M8: GroupVTypeInfo<vint32m8_t,vint32m1_t,vbool4_t, 32,VRM8, V_M8>;

    def VI64M2: GroupVTypeInfo<vint64m2_t,vint64m1_t,vbool32_t,64,VRM2, V_M2>;
    def VI64M4: GroupVTypeInfo<vint64m4_t,vint64m1_t,vbool16_t,64,VRM4, V_M4>;
    def VI64M8: GroupVTypeInfo<vint64m8_t,vint64m1_t,vbool8_t, 64,VRM8, V_M8>;
  }

  defset list<VTypeInfo> AllFloatVectors = {
    defset list<VTypeInfo> NoGroupFloatVectors = {
      def VF16MF4: VTypeInfo<vfloat16mf4_t, vbool64_t, 16, VR, V_MF4, f16, FPR16>;
      def VF16MF2: VTypeInfo<vfloat16mf2_t, vbool32_t, 16, VR, V_MF2, f16, FPR16>;
      def VF16M1:  VTypeInfo<vfloat16m1_t,  vbool16_t, 16, VR, V_M1,  f16, FPR16>;

      def VF32MF2: VTypeInfo<vfloat32mf2_t,vbool64_t, 32, VR, V_MF2, f32, FPR32>;
      def VF32M1:  VTypeInfo<vfloat32m1_t, vbool32_t, 32, VR, V_M1,  f32, FPR32>;

      def VF64M1: VTypeInfo<vfloat64m1_t, vbool64_t, 64, VR, V_M1, f64, FPR64>;
    }

    defset list<GroupVTypeInfo> GroupFloatVectors = {
      def VF16M2: GroupVTypeInfo<vfloat16m2_t, vfloat16m1_t, vbool8_t, 16,
                                  VRM2, V_M2, f16, FPR16>;
      def VF16M4: GroupVTypeInfo<vfloat16m4_t, vfloat16m1_t, vbool4_t, 16,
                                  VRM4, V_M4, f16, FPR16>;
      def VF16M8: GroupVTypeInfo<vfloat16m8_t, vfloat16m1_t, vbool2_t, 16,
                                  VRM8, V_M8, f16, FPR16>;

      def VF32M2: GroupVTypeInfo<vfloat32m2_t, vfloat32m1_t, vbool16_t, 32,
                                  VRM2, V_M2, f32, FPR32>;
      def VF32M4: GroupVTypeInfo<vfloat32m4_t, vfloat32m1_t, vbool8_t,  32,
                                  VRM4, V_M4, f32, FPR32>;
      def VF32M8: GroupVTypeInfo<vfloat32m8_t, vfloat32m1_t, vbool4_t,  32,
                                  VRM8, V_M8, f32, FPR32>;

      def VF64M2: GroupVTypeInfo<vfloat64m2_t, vfloat64m1_t, vbool32_t, 64,
                                  VRM2, V_M2, f64, FPR64>;
      def VF64M4: GroupVTypeInfo<vfloat64m4_t, vfloat64m1_t, vbool16_t, 64,
                                  VRM4, V_M4, f64, FPR64>;
      def VF64M8: GroupVTypeInfo<vfloat64m8_t, vfloat64m1_t, vbool8_t,  64,
                                  VRM8, V_M8, f64, FPR64>;
    }
  }
}

class VTypeInfoToWide<VTypeInfo vti, VTypeInfo wti>
{
  VTypeInfo Vti = vti;
  VTypeInfo Wti = wti;
}

defset list<VTypeInfoToWide> AllWidenableIntVectors = {
  def : VTypeInfoToWide<VI8MF8,  VI16MF4>;
  def : VTypeInfoToWide<VI8MF4,  VI16MF2>;
  def : VTypeInfoToWide<VI8MF2,  VI16M1>;
  def : VTypeInfoToWide<VI8M1,   VI16M2>;
  def : VTypeInfoToWide<VI8M2,   VI16M4>;
  def : VTypeInfoToWide<VI8M4,   VI16M8>;

  def : VTypeInfoToWide<VI16MF4, VI32MF2>;
  def : VTypeInfoToWide<VI16MF2, VI32M1>;
  def : VTypeInfoToWide<VI16M1,  VI32M2>;
  def : VTypeInfoToWide<VI16M2,  VI32M4>;
  def : VTypeInfoToWide<VI16M4,  VI32M8>;

  def : VTypeInfoToWide<VI32MF2, VI64M1>;
  def : VTypeInfoToWide<VI32M1,  VI64M2>;
  def : VTypeInfoToWide<VI32M2,  VI64M4>;
  def : VTypeInfoToWide<VI32M4,  VI64M8>;
}

// This class holds the record of the RISCVVPseudoTable below.
// This represents the information we need in codegen for each pseudo.
// The definition should be consistent with `struct PseudoInfo` in
// RISCVBaseInfo.h.
class CONST8b<bits<8> val> {
  bits<8> V = val;
}
def InvalidIndex : CONST8b<0x80>;
class RISCVVPseudo {
  Pseudo Pseudo = !cast<Pseudo>(NAME); // Used as a key.
  Instruction BaseInstr;
  bits<8> VLIndex = InvalidIndex.V;
  bits<8> SEWIndex = InvalidIndex.V;
  bits<8> MergeOpIndex = InvalidIndex.V;
  bits<3> VLMul;
  bit HasDummyMask = 0;
}

// The actual table.
def RISCVVPseudosTable : GenericTable {
  let FilterClass = "RISCVVPseudo";
  let CppTypeName = "PseudoInfo";
  let Fields = [ "Pseudo", "BaseInstr", "VLIndex", "SEWIndex", "MergeOpIndex",
                 "VLMul", "HasDummyMask" ];
  let PrimaryKey = [ "Pseudo" ];
  let PrimaryKeyName = "getPseudoInfo";
}

def RISCVVIntrinsicsTable : GenericTable {
  let FilterClass = "RISCVVIntrinsic";
  let CppTypeName = "RISCVVIntrinsicInfo";
  let Fields = ["IntrinsicID", "ExtendOperand"];
  let PrimaryKey = ["IntrinsicID"];
  let PrimaryKeyName = "getRISCVVIntrinsicInfo";
}

//===----------------------------------------------------------------------===//
// Helpers to define the different pseudo instructions.
//===----------------------------------------------------------------------===//

class PseudoToVInst<string PseudoInst> {
  string VInst = !subst("_M8", "",
                 !subst("_M4", "",
                 !subst("_M2", "",
                 !subst("_M1", "",
                 !subst("_MF2", "",
                 !subst("_MF4", "",
                 !subst("_MF8", "",
                 !subst("_MASK", "",
                 !subst("Pseudo", "", PseudoInst)))))))));
}

// The destination vector register group for a masked vector instruction cannot
// overlap the source mask register (v0), unless the destination vector register
// is being written with a mask value (e.g., comparisons) or the scalar result
// of a reduction.
class GetVRegNoV0<VReg VRegClass> {
  VReg R = !cond(!eq(VRegClass, VR) : VRNoV0,
                 !eq(VRegClass, VRM2) : VRM2NoV0,
                 !eq(VRegClass, VRM4) : VRM4NoV0,
                 !eq(VRegClass, VRM8) : VRM8NoV0,
                 !eq(1, 1) : VRegClass);
}

// Join strings in list using separator and ignoring empty elements
class Join<list<string> strings, string separator> {
  string ret = !foldl(!head(strings), !tail(strings), a, b,
                      !cond(
                        !and(!empty(a), !empty(b)) : "",
                        !empty(a) : b,
                        !empty(b) : a,
                        1 : a#separator#b));
}

class VPseudo<Instruction instr, LMULInfo m, dag outs, dag ins> :
      Pseudo<outs, ins, []>, RISCVVPseudo {
  let BaseInstr = instr;
  let VLMul = m.value;
}

class VPseudoUSLoadNoMask<VReg RetClass>:
      Pseudo<(outs RetClass:$rd),
             (ins GPR:$rs1, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 1;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 2;
  let SEWIndex = 3;
  let HasDummyMask = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoUSLoadMask<VReg RetClass>:
      Pseudo<(outs GetVRegNoV0<RetClass>.R:$rd),
              (ins GetVRegNoV0<RetClass>.R:$merge,
                   GPR:$rs1,
                   VMaskOp:$vm, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 1;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Constraints = "$rd = $merge";
  let Uses = [VL, VTYPE];
  let VLIndex = 4;
  let SEWIndex = 5;
  let MergeOpIndex = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoSLoadNoMask<VReg RetClass>:
      Pseudo<(outs RetClass:$rd),
             (ins GPR:$rs1, GPR:$rs2, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 1;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 3;
  let SEWIndex = 4;
  let HasDummyMask = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoSLoadMask<VReg RetClass>:
      Pseudo<(outs GetVRegNoV0<RetClass>.R:$rd),
              (ins GetVRegNoV0<RetClass>.R:$merge,
                   GPR:$rs1, GPR:$rs2,
                   VMaskOp:$vm, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 1;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Constraints = "$rd = $merge";
  let Uses = [VL, VTYPE];
  let VLIndex = 5;
  let SEWIndex = 6;
  let MergeOpIndex = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoUSStoreNoMask<VReg StClass>:
      Pseudo<(outs),
              (ins StClass:$rd, GPR:$rs1, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 1;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 2;
  let SEWIndex = 3;
  let HasDummyMask = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoUSStoreMask<VReg StClass>:
      Pseudo<(outs),
              (ins StClass:$rd, GPR:$rs1, VMaskOp:$vm, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 1;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 3;
  let SEWIndex = 4;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoSStoreNoMask<VReg StClass>:
      Pseudo<(outs),
              (ins StClass:$rd, GPR:$rs1, GPR:$rs2, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 1;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 3;
  let SEWIndex = 4;
  let HasDummyMask = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoSStoreMask<VReg StClass>:
      Pseudo<(outs),
              (ins StClass:$rd, GPR:$rs1, GPR:$rs2, VMaskOp:$vm, GPR:$vl, ixlenimm:$sew),[]>,
      RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 1;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Uses = [VL, VTYPE];
  let VLIndex = 4;
  let SEWIndex = 5;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoBinaryNoMask<VReg RetClass,
                          VReg Op1Class,
                          DAGOperand Op2Class,
                          string Constraint> :
        Pseudo<(outs RetClass:$rd),
               (ins Op1Class:$rs2, Op2Class:$rs1, GPR:$vl, ixlenimm:$sew), []>,
        RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Constraints = Constraint;
  let Uses = [VL, VTYPE];
  let VLIndex = 3;
  let SEWIndex = 4;
  let HasDummyMask = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoBinaryMask<VReg RetClass,
                        VReg Op1Class,
                        DAGOperand Op2Class,
                        string Constraint> :
        Pseudo<(outs GetVRegNoV0<RetClass>.R:$rd),
                (ins GetVRegNoV0<RetClass>.R:$merge,
                     Op1Class:$rs2, Op2Class:$rs1,
                     VMaskOp:$vm, GPR:$vl, ixlenimm:$sew), []>,
        RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Constraints = Join<[Constraint, "$rd = $merge"], ",">.ret;
  let Uses = [VL, VTYPE];
  let VLIndex = 5;
  let SEWIndex = 6;
  let MergeOpIndex = 1;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
}

class VPseudoBinaryCarryIn<VReg RetClass,
                           VReg Op1Class,
                           DAGOperand Op2Class,
                           LMULInfo MInfo,
                           bit CarryIn,
                           string Constraint> :
        Pseudo<(outs RetClass:$rd),
               !if(!eq(CarryIn, 1),
                  (ins Op1Class:$rs2, Op2Class:$rs1, VMV0:$carry, GPR:$vl,
                       ixlenimm:$sew),
                  (ins Op1Class:$rs2, Op2Class:$rs1, GPR:$vl, ixlenimm:$sew)), []>,
        RISCVVPseudo {
  let mayLoad = 0;
  let mayStore = 0;
  let hasSideEffects = 0;
  let usesCustomInserter = 1;
  let Constraints = Constraint;
  let Uses = [VL, VTYPE];
  let VLIndex = !if(!eq(CarryIn, 1), 4, 3);
  let SEWIndex = !if(!eq(CarryIn, 1), 5, 4);
  let MergeOpIndex = InvalidIndex.V;
  let BaseInstr = !cast<Instruction>(PseudoToVInst<NAME>.VInst);
  let VLMul = MInfo.value;
}

multiclass VPseudoUSLoad {
  foreach lmul = MxList.m in {
    defvar LInfo = lmul.MX;
    defvar vreg = lmul.vrclass;
    let VLMul = lmul.value in {
      def "_V_" # LInfo : VPseudoUSLoadNoMask<vreg>;
      def "_V_" # LInfo # "_MASK" : VPseudoUSLoadMask<vreg>;
    }
  }
}

multiclass VPseudoSLoad {
  foreach lmul = MxList.m in {
    defvar LInfo = lmul.MX;
    defvar vreg = lmul.vrclass;
    let VLMul = lmul.value in {
      def "_V_" # LInfo : VPseudoSLoadNoMask<vreg>;
      def "_V_" # LInfo # "_MASK" : VPseudoSLoadMask<vreg>;
    }
  }
}

multiclass VPseudoUSStore {
  foreach lmul = MxList.m in {
    defvar LInfo = lmul.MX;
    defvar vreg = lmul.vrclass;
    let VLMul = lmul.value in {
      def "_V_" # LInfo : VPseudoUSStoreNoMask<vreg>;
      def "_V_" # LInfo # "_MASK" : VPseudoUSStoreMask<vreg>;
    }
  }
}

multiclass VPseudoSStore {
  foreach lmul = MxList.m in {
    defvar LInfo = lmul.MX;
    defvar vreg = lmul.vrclass;
    let VLMul = lmul.value in {
      def "_V_" # LInfo : VPseudoSStoreNoMask<vreg>;
      def "_V_" # LInfo # "_MASK" : VPseudoSStoreMask<vreg>;
    }
  }
}

multiclass VPseudoBinary<VReg RetClass,
                         VReg Op1Class,
                         DAGOperand Op2Class,
                         LMULInfo MInfo,
                         string Constraint = ""> {
  let VLMul = MInfo.value in {
    def "_" # MInfo.MX : VPseudoBinaryNoMask<RetClass, Op1Class, Op2Class,
                                             Constraint>;
    def "_" # MInfo.MX # "_MASK" : VPseudoBinaryMask<RetClass, Op1Class, Op2Class,
                                                     Constraint>;
  }
}

multiclass VPseudoBinaryV_VV {
  foreach m = MxList.m in
    defm _VV : VPseudoBinary<m.vrclass, m.vrclass, m.vrclass, m>;
}

multiclass VPseudoBinaryV_VX<bit IsFloat> {
  foreach m = MxList.m in
    defm !if(!eq(IsFloat, 0), "_VX", "_VF") : VPseudoBinary<m.vrclass, m.vrclass,
                             !if(!eq(IsFloat, 0), GPR, FPR32), m>;
}

multiclass VPseudoBinaryV_VI<Operand ImmType = simm5> {
  foreach m = MxList.m in
    defm _VI : VPseudoBinary<m.vrclass, m.vrclass, ImmType, m>;
}

// We use earlyclobber here due to
// * The destination EEW is smaller than the source EEW and the overlap is
//   in the lowest-numbered part of the source register group is legal.
//   Otherwise, it is illegal.
// * The destination EEW is greater than the source EEW, the source EMUL is
//   at least 1, and the overlap is in the highest-numbered part of the
//   destination register group is legal. Otherwise, it is illegal.
multiclass VPseudoBinaryW_VV {
  foreach m = MxList.m[0-5] in
    defm _VV : VPseudoBinary<m.wvrclass, m.vrclass, m.vrclass, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryW_VX {
  foreach m = MxList.m[0-5] in
    defm _VX : VPseudoBinary<m.wvrclass, m.vrclass, GPR, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryW_WV {
  foreach m = MxList.m[0-5] in
    defm _WV : VPseudoBinary<m.wvrclass, m.wvrclass, m.vrclass, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryW_WX {
  foreach m = MxList.m[0-5] in
    defm _WX : VPseudoBinary<m.wvrclass, m.wvrclass, GPR, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryV_WV {
  foreach m = MxList.m[0-5] in
    defm _WV : VPseudoBinary<m.vrclass, m.wvrclass, m.vrclass, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryV_WX {
  foreach m = MxList.m[0-5] in
    defm _WX : VPseudoBinary<m.vrclass, m.wvrclass, GPR, m,
                             "@earlyclobber $rd">;
}

multiclass VPseudoBinaryV_WI {
  foreach m = MxList.m[0-5] in
    defm _WI : VPseudoBinary<m.vrclass, m.wvrclass, uimm5, m,
                             "@earlyclobber $rd">;
}

// For vadc and vsbc, the instruction encoding is reserved if the destination
// vector register is v0.
// For vadc and vsbc, CarryIn == 1 and CarryOut == 0
multiclass VPseudoBinaryV_VM<bit CarryOut = 0, bit CarryIn = 1,
                             string Constraint = ""> {
  foreach m = MxList.m in
    def "_VV" # !if(!eq(CarryIn, 1), "M", "") # "_" # m.MX :
      VPseudoBinaryCarryIn<!if(!eq(CarryOut, 1), VR,
                           !if(!and(!eq(CarryIn, 1), !eq(CarryOut, 0)),
                               GetVRegNoV0<m.vrclass>.R, m.vrclass)),
                           m.vrclass, m.vrclass, m, CarryIn, Constraint>;
}

multiclass VPseudoBinaryV_XM<bit CarryOut = 0, bit CarryIn = 1,
                             string Constraint = ""> {
  foreach m = MxList.m in
    def "_VX" # !if(!eq(CarryIn, 1), "M", "") # "_" # m.MX :
      VPseudoBinaryCarryIn<!if(!eq(CarryOut, 1), VR,
                           !if(!and(!eq(CarryIn, 1), !eq(CarryOut, 0)),
                               GetVRegNoV0<m.vrclass>.R, m.vrclass)),
                           m.vrclass, GPR, m, CarryIn, Constraint>;
}

multiclass VPseudoBinaryV_IM<bit CarryOut = 0, bit CarryIn = 1,
                             string Constraint = ""> {
  foreach m = MxList.m in
    def "_VI" # !if(!eq(CarryIn, 1), "M", "") # "_" # m.MX :
      VPseudoBinaryCarryIn<!if(!eq(CarryOut, 1), VR,
                           !if(!and(!eq(CarryIn, 1), !eq(CarryOut, 0)),
                               GetVRegNoV0<m.vrclass>.R, m.vrclass)),
                           m.vrclass, simm5, m, CarryIn, Constraint>;
}

multiclass VPseudoBinaryV_VV_VX_VI<Operand ImmType = simm5> {
  defm "" : VPseudoBinaryV_VV;
  defm "" : VPseudoBinaryV_VX</*IsFloat=*/0>;
  defm "" : VPseudoBinaryV_VI<ImmType>;
}

multiclass VPseudoBinaryV_VV_VX<bit IsFloat = 0> {
  defm "" : VPseudoBinaryV_VV;
  defm "" : VPseudoBinaryV_VX<IsFloat>;
}

multiclass VPseudoBinaryV_VX_VI<Operand ImmType = simm5> {
  defm "" : VPseudoBinaryV_VX</*IsFloat=*/0>;
  defm "" : VPseudoBinaryV_VI<ImmType>;
}

multiclass VPseudoBinaryW_VV_VX {
  defm "" : VPseudoBinaryW_VV;
  defm "" : VPseudoBinaryW_VX;
}

multiclass VPseudoBinaryW_WV_WX {
  defm "" : VPseudoBinaryW_WV;
  defm "" : VPseudoBinaryW_WX;
}

multiclass VPseudoBinaryV_VM_XM_IM {
  defm "" : VPseudoBinaryV_VM;
  defm "" : VPseudoBinaryV_XM;
  defm "" : VPseudoBinaryV_IM;
}

multiclass VPseudoBinaryV_VM_XM {
  defm "" : VPseudoBinaryV_VM;
  defm "" : VPseudoBinaryV_XM;
}

multiclass VPseudoBinaryM_VM_XM_IM<string Constraint> {
  defm "" : VPseudoBinaryV_VM</*CarryOut=*/1, /*CarryIn=*/1, Constraint>;
  defm "" : VPseudoBinaryV_XM</*CarryOut=*/1, /*CarryIn=*/1, Constraint>;
  defm "" : VPseudoBinaryV_IM</*CarryOut=*/1, /*CarryIn=*/1, Constraint>;
}

multiclass VPseudoBinaryM_VM_XM<string Constraint> {
  defm "" : VPseudoBinaryV_VM</*CarryOut=*/1, /*CarryIn=*/1, Constraint>;
  defm "" : VPseudoBinaryV_XM</*CarryOut=*/1, /*CarryIn=*/1, Constraint>;
}

multiclass VPseudoBinaryM_V_X_I<string Constraint> {
  defm "" : VPseudoBinaryV_VM</*CarryOut=*/1, /*CarryIn=*/0, Constraint>;
  defm "" : VPseudoBinaryV_XM</*CarryOut=*/1, /*CarryIn=*/0, Constraint>;
  defm "" : VPseudoBinaryV_IM</*CarryOut=*/1, /*CarryIn=*/0, Constraint>;
}

multiclass VPseudoBinaryM_V_X<string Constraint> {
  defm "" : VPseudoBinaryV_VM</*CarryOut=*/1, /*CarryIn=*/0, Constraint>;
  defm "" : VPseudoBinaryV_XM</*CarryOut=*/1, /*CarryIn=*/0, Constraint>;
}

multiclass VPseudoBinaryV_WV_WX_WI {
  defm "" : VPseudoBinaryV_WV;
  defm "" : VPseudoBinaryV_WX;
  defm "" : VPseudoBinaryV_WI;
}

//===----------------------------------------------------------------------===//
// Helpers to define the SDNode patterns.
//===----------------------------------------------------------------------===//

multiclass VPatUSLoadStoreSDNode<LLVMType type,
                                 LLVMType mask_type,
                                 int sew,
                                 LMULInfo vlmul,
                                 RegisterClass reg_rs1,
                                 VReg reg_class>
{
  defvar load_instr = !cast<Instruction>("PseudoVLE"#sew#"_V_"#vlmul.MX);
  defvar store_instr = !cast<Instruction>("PseudoVSE"#sew#"_V_"#vlmul.MX);
  // Load
  def : Pat<(type (load reg_rs1:$rs1)),
            (load_instr reg_rs1:$rs1, VLMax, sew)>;
  // Store
  def : Pat<(store type:$rs2, reg_rs1:$rs1),
            (store_instr reg_class:$rs2, reg_rs1:$rs1, VLMax, sew)>;
}

multiclass VPatUSLoadStoreSDNodes<RegisterClass reg_rs1> {
  foreach vti = AllVectors in
    defm "" : VPatUSLoadStoreSDNode<vti.Vector, vti.Mask, vti.SEW, vti.LMul,
                                    reg_rs1, vti.RegClass>;
}

class VPatBinarySDNode<SDNode vop,
                       string instruction_name,
                       ValueType result_type,
                       ValueType op_type,
                       ValueType mask_type,
                       int sew,
                       LMULInfo vlmul,
                       VReg RetClass,
                       VReg op_reg_class> :
    Pat<(result_type (vop
                     (op_type op_reg_class:$rs1),
                     (op_type op_reg_class:$rs2))),
                     (!cast<Instruction>(instruction_name#"_VV_"# vlmul.MX)
                     op_reg_class:$rs1,
                     op_reg_class:$rs2,
                     VLMax, sew)>;

multiclass VPatBinarySDNode<SDNode vop, string instruction_name>
{
  foreach vti = AllIntegerVectors in
    def : VPatBinarySDNode<vop, instruction_name,
                           vti.Vector, vti.Vector, vti.Mask, vti.SEW,
                           vti.LMul, vti.RegClass, vti.RegClass>;
}

//===----------------------------------------------------------------------===//
// Helpers to define the intrinsic patterns.
//===----------------------------------------------------------------------===//
class VPatBinaryNoMask<string intrinsic_name,
                       string inst,
                       string kind,
                       ValueType result_type,
                       ValueType op1_type,
                       ValueType op2_type,
                       int sew,
                       LMULInfo vlmul,
                       VReg op1_reg_class,
                       DAGOperand op2_kind> :
  Pat<(result_type (!cast<Intrinsic>(intrinsic_name)
                   (op1_type op1_reg_class:$rs1),
                   (op2_type op2_kind:$rs2),
                   (XLenVT GPR:$vl))),
                   (!cast<Instruction>(inst#"_"#kind#"_"#vlmul.MX)
                   (op1_type op1_reg_class:$rs1),
                   ToFPR32<op2_type, op2_kind, "rs2">.ret,
                   (NoX0 GPR:$vl), sew)>;

class VPatBinaryMask<string intrinsic_name,
                     string inst,
                     string kind,
                     ValueType result_type,
                     ValueType op1_type,
                     ValueType op2_type,
                     ValueType mask_type,
                     int sew,
                     LMULInfo vlmul,
                     VReg result_reg_class,
                     VReg op1_reg_class,
                     DAGOperand op2_kind> :
  Pat<(result_type (!cast<Intrinsic>(intrinsic_name#"_mask")
                   (result_type result_reg_class:$merge),
                   (op1_type op1_reg_class:$rs1),
                   (op2_type op2_kind:$rs2),
                   (mask_type V0),
                   (XLenVT GPR:$vl))),
                   (!cast<Instruction>(inst#"_"#kind#"_"#vlmul.MX#"_MASK")
                   (result_type result_reg_class:$merge),
                   (op1_type op1_reg_class:$rs1),
                   ToFPR32<op2_type, op2_kind, "rs2">.ret,
                   (mask_type V0), (NoX0 GPR:$vl), sew)>;

multiclass VPatUSLoad<string intrinsic,
                      string inst,
                      LLVMType type,
                      LLVMType mask_type,
                      int sew,
                      LMULInfo vlmul,
                      VReg reg_class>
{
    defvar Intr = !cast<Intrinsic>(intrinsic);
    defvar Pseudo = !cast<Instruction>(inst#"_V_"#vlmul.MX);
    def : Pat<(type (Intr GPR:$rs1, GPR:$vl)),
                    (Pseudo $rs1, (NoX0 GPR:$vl), sew)>;
    defvar IntrMask = !cast<Intrinsic>(intrinsic # "_mask");
    defvar PseudoMask = !cast<Instruction>(inst#"_V_"#vlmul.MX#"_MASK");
    def : Pat<(type (IntrMask (type GetVRegNoV0<reg_class>.R:$merge),
                               GPR:$rs1, (mask_type V0), GPR:$vl)),
                    (PseudoMask $merge,
                                $rs1, (mask_type V0), (NoX0 GPR:$vl), sew)>;
}

multiclass VPatSLoad<string intrinsic,
                     string inst,
                     LLVMType type,
                     LLVMType mask_type,
                     int sew,
                     LMULInfo vlmul,
                     VReg reg_class>
{
    defvar Intr = !cast<Intrinsic>(intrinsic);
    defvar Pseudo = !cast<Instruction>(inst#"_V_"#vlmul.MX);
    def : Pat<(type (Intr GPR:$rs1, GPR:$rs2, GPR:$vl)),
                    (Pseudo $rs1, $rs2, (NoX0 GPR:$vl), sew)>;
    defvar IntrMask = !cast<Intrinsic>(intrinsic # "_mask");
    defvar PseudoMask = !cast<Instruction>(inst#"_V_"#vlmul.MX#"_MASK");
    def : Pat<(type (IntrMask (type GetVRegNoV0<reg_class>.R:$merge),
                               GPR:$rs1, GPR:$rs2, (mask_type V0), GPR:$vl)),
                    (PseudoMask $merge,
                                $rs1, $rs2, (mask_type V0), (NoX0 GPR:$vl), sew)>;
}

multiclass VPatUSStore<string intrinsic,
                       string inst,
                       LLVMType type,
                       LLVMType mask_type,
                       int sew,
                       LMULInfo vlmul,
                       VReg reg_class>
{
    defvar Intr = !cast<Intrinsic>(intrinsic);
    defvar Pseudo = !cast<Instruction>(inst#"_V_"#vlmul.MX);
    def : Pat<(Intr (type reg_class:$rs3), GPR:$rs1, GPR:$vl),
                    (Pseudo $rs3, $rs1, (NoX0 GPR:$vl), sew)>;
    defvar IntrMask = !cast<Intrinsic>(intrinsic # "_mask");
    defvar PseudoMask = !cast<Instruction>(inst#"_V_"#vlmul.MX#"_MASK");
    def : Pat<(IntrMask (type reg_class:$rs3), GPR:$rs1, (mask_type V0), GPR:$vl),
              (PseudoMask $rs3, $rs1, (mask_type V0), (NoX0 GPR:$vl), sew)>;
}

multiclass VPatSStore<string intrinsic,
                      string inst,
                      LLVMType type,
                      LLVMType mask_type,
                      int sew,
                      LMULInfo vlmul,
                      VReg reg_class>
{
    defvar Intr = !cast<Intrinsic>(intrinsic);
    defvar Pseudo = !cast<Instruction>(inst#"_V_"#vlmul.MX);
    def : Pat<(Intr (type reg_class:$rs3), GPR:$rs1, GPR:$rs2, GPR:$vl),
                    (Pseudo $rs3, $rs1, $rs2, (NoX0 GPR:$vl), sew)>;
    defvar IntrMask = !cast<Intrinsic>(intrinsic # "_mask");
    defvar PseudoMask = !cast<Instruction>(inst#"_V_"#vlmul.MX#"_MASK");
    def : Pat<(IntrMask (type reg_class:$rs3), GPR:$rs1, GPR:$rs2, (mask_type V0), GPR:$vl),
              (PseudoMask $rs3, $rs1, $rs2, (mask_type V0), (NoX0 GPR:$vl), sew)>;
}

multiclass VPatBinary<string intrinsic,
                      string inst,
                      string kind,
                      ValueType result_type,
                      ValueType op1_type,
                      ValueType op2_type,
                      ValueType mask_type,
                      int sew,
                      LMULInfo vlmul,
                      VReg result_reg_class,
                      VReg op1_reg_class,
                      DAGOperand op2_kind>
{
  def : VPatBinaryNoMask<intrinsic, inst, kind, result_type, op1_type, op2_type,
                         sew, vlmul, op1_reg_class, op2_kind>;
  def : VPatBinaryMask<intrinsic, inst, kind, result_type, op1_type, op2_type,
                       mask_type, sew, vlmul, result_reg_class, op1_reg_class,
                       op2_kind>;
}

multiclass VPatBinaryCarryIn<string intrinsic,
                             string inst,
                             string kind,
                             ValueType result_type,
                             ValueType op1_type,
                             ValueType op2_type,
                             ValueType mask_type,
                             int sew,
                             LMULInfo vlmul,
                             VReg op1_reg_class,
                             DAGOperand op2_kind>
{
  def : Pat<(result_type (!cast<Intrinsic>(intrinsic)
                         (op1_type op1_reg_class:$rs1),
                         (op2_type op2_kind:$rs2),
                         (mask_type V0),
                         (XLenVT GPR:$vl))),
                         (!cast<Instruction>(inst#"_"#kind#"_"#vlmul.MX)
                         (op1_type op1_reg_class:$rs1),
                         ToFPR32<op2_type, op2_kind, "rs2">.ret,
                         (mask_type V0), (NoX0 GPR:$vl), sew)>;
}

multiclass VPatBinaryMaskOut<string intrinsic,
                             string inst,
                             string kind,
                             ValueType result_type,
                             ValueType op1_type,
                             ValueType op2_type,
                             int sew,
                             LMULInfo vlmul,
                             VReg op1_reg_class,
                             DAGOperand op2_kind>
{
  def : Pat<(result_type (!cast<Intrinsic>(intrinsic)
                         (op1_type op1_reg_class:$rs1),
                         (op2_type op2_kind:$rs2),
                         (XLenVT GPR:$vl))),
                         (!cast<Instruction>(inst#"_"#kind#"_"#vlmul.MX)
                         (op1_type op1_reg_class:$rs1),
                         ToFPR32<op2_type, op2_kind, "rs2">.ret,
                         (NoX0 GPR:$vl), sew)>;
}

multiclass VPatBinaryV_VV<string intrinsic, string instruction,
                          list<VTypeInfo> vtilist> {
  foreach vti = vtilist in
    defm : VPatBinary<intrinsic, instruction, "VV",
                      vti.Vector, vti.Vector, vti.Vector, vti.Mask,
                      vti.SEW, vti.LMul, vti.RegClass,
                      vti.RegClass, vti.RegClass>;
}

multiclass VPatBinaryV_VX<string intrinsic, string instruction,
                          list<VTypeInfo> vtilist> {
  foreach vti = vtilist in
    defm : VPatBinary<intrinsic, instruction,
                      !if(!eq(vti.Scalar, XLenVT), "VX", "VF"),
                      vti.Vector, vti.Vector, vti.Scalar, vti.Mask,
                      vti.SEW, vti.LMul, vti.RegClass,
                      vti.RegClass, vti.ScalarRegClass>;
}

multiclass VPatBinaryV_VI<string intrinsic, string instruction,
                          list<VTypeInfo> vtilist, Operand imm_type> {
  foreach vti = vtilist in
    defm : VPatBinary<intrinsic, instruction, "VI",
                      vti.Vector, vti.Vector, XLenVT, vti.Mask,
                      vti.SEW, vti.LMul, vti.RegClass,
                      vti.RegClass, imm_type>;
}

multiclass VPatBinaryW_VV<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "VV",
                      Wti.Vector, Vti.Vector, Vti.Vector, Vti.Mask,
                      Vti.SEW, Vti.LMul, Wti.RegClass,
                      Vti.RegClass, Vti.RegClass>;
  }
}

multiclass VPatBinaryW_VX<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "VX",
                      Wti.Vector, Vti.Vector, XLenVT, Vti.Mask,
                      Vti.SEW, Vti.LMul, Wti.RegClass,
                      Vti.RegClass, GPR>;
  }
}

multiclass VPatBinaryW_WV<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "WV",
                      Wti.Vector, Wti.Vector, Vti.Vector, Vti.Mask,
                      Vti.SEW, Vti.LMul, Wti.RegClass,
                      Wti.RegClass, Vti.RegClass>;
  }
}

multiclass VPatBinaryW_WX<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "WX",
                      Wti.Vector, Wti.Vector, XLenVT, Vti.Mask,
                      Vti.SEW, Vti.LMul, Wti.RegClass,
                      Wti.RegClass, GPR>;
  }
}

multiclass VPatBinaryV_WV<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "WV",
                      Vti.Vector, Wti.Vector, Vti.Vector, Vti.Mask,
                      Vti.SEW, Vti.LMul, Vti.RegClass,
                      Wti.RegClass, Vti.RegClass>;
  }
}

multiclass VPatBinaryV_WX<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "WX",
                      Vti.Vector, Wti.Vector, XLenVT, Vti.Mask,
                      Vti.SEW, Vti.LMul, Vti.RegClass,
                      Wti.RegClass, GPR>;
  }
}

multiclass VPatBinaryV_WI<string intrinsic, string instruction> {
  foreach VtiToWti = AllWidenableIntVectors in {
    defvar Vti = VtiToWti.Vti;
    defvar Wti = VtiToWti.Wti;
    defm : VPatBinary<intrinsic, instruction, "WI",
                      Vti.Vector, Wti.Vector, XLenVT, Vti.Mask,
                      Vti.SEW, Vti.LMul, Vti.RegClass,
                      Wti.RegClass, uimm5>;
  }
}

multiclass VPatBinaryV_VM<string intrinsic, string instruction,
                          bit CarryOut = 0> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryCarryIn<intrinsic, instruction, "VVM",
                             !if(!eq(CarryOut, 1), vti.Mask, vti.Vector),
                             vti.Vector, vti.Vector, vti.Mask,
                             vti.SEW, vti.LMul,
                             vti.RegClass, vti.RegClass>;
}

multiclass VPatBinaryV_XM<string intrinsic, string instruction,
                          bit CarryOut = 0> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryCarryIn<intrinsic, instruction, "VXM",
                             !if(!eq(CarryOut, 1), vti.Mask, vti.Vector),
                             vti.Vector, XLenVT, vti.Mask,
                             vti.SEW, vti.LMul,
                             vti.RegClass, GPR>;
}

multiclass VPatBinaryV_IM<string intrinsic, string instruction,
                          bit CarryOut = 0> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryCarryIn<intrinsic, instruction, "VIM",
                             !if(!eq(CarryOut, 1), vti.Mask, vti.Vector),
                             vti.Vector, XLenVT, vti.Mask,
                             vti.SEW, vti.LMul,
                             vti.RegClass, simm5>;
}

multiclass VPatBinaryV_V<string intrinsic, string instruction> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryMaskOut<intrinsic, instruction, "VV",
                             vti.Mask, vti.Vector, vti.Vector,
                             vti.SEW, vti.LMul,
                             vti.RegClass, vti.RegClass>;
}

multiclass VPatBinaryV_X<string intrinsic, string instruction> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryMaskOut<intrinsic, instruction, "VX",
                             vti.Mask, vti.Vector, XLenVT,
                             vti.SEW, vti.LMul,
                             vti.RegClass, GPR>;
}

multiclass VPatBinaryV_I<string intrinsic, string instruction> {
  foreach vti = AllIntegerVectors in
    defm : VPatBinaryMaskOut<intrinsic, instruction, "VI",
                             vti.Mask, vti.Vector, XLenVT,
                             vti.SEW, vti.LMul,
                             vti.RegClass, simm5>;
}

multiclass VPatBinaryV_VV_VX_VI<string intrinsic, string instruction,
                                list<VTypeInfo> vtilist, Operand ImmType = simm5>
{
  defm "" : VPatBinaryV_VV<intrinsic, instruction, vtilist>;
  defm "" : VPatBinaryV_VX<intrinsic, instruction, vtilist>;
  defm "" : VPatBinaryV_VI<intrinsic, instruction, vtilist, ImmType>;
}

multiclass VPatBinaryV_VV_VX<string intrinsic, string instruction,
                             list<VTypeInfo> vtilist>
{
  defm "" : VPatBinaryV_VV<intrinsic, instruction, vtilist>;
  defm "" : VPatBinaryV_VX<intrinsic, instruction, vtilist>;
}

multiclass VPatBinaryV_VX_VI<string intrinsic, string instruction,
                             list<VTypeInfo> vtilist>
{
  defm "" : VPatBinaryV_VX<intrinsic, instruction, vtilist>;
  defm "" : VPatBinaryV_VI<intrinsic, instruction, vtilist, simm5>;
}

multiclass VPatBinaryW_VV_VX<string intrinsic, string instruction>
{
  defm "" : VPatBinaryW_VV<intrinsic, instruction>;
  defm "" : VPatBinaryW_VX<intrinsic, instruction>;
}

multiclass VPatBinaryW_WV_WX<string intrinsic, string instruction>
{
  defm "" : VPatBinaryW_WV<intrinsic, instruction>;
  defm "" : VPatBinaryW_WX<intrinsic, instruction>;
}

multiclass VPatBinaryV_WV_WX_WI<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_WV<intrinsic, instruction>;
  defm "" : VPatBinaryV_WX<intrinsic, instruction>;
  defm "" : VPatBinaryV_WI<intrinsic, instruction>;
}

multiclass VPatBinaryV_VM_XM_IM<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_VM<intrinsic, instruction>;
  defm "" : VPatBinaryV_XM<intrinsic, instruction>;
  defm "" : VPatBinaryV_IM<intrinsic, instruction>;
}

multiclass VPatBinaryM_VM_XM_IM<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_VM<intrinsic, instruction, /*CarryOut=*/1>;
  defm "" : VPatBinaryV_XM<intrinsic, instruction, /*CarryOut=*/1>;
  defm "" : VPatBinaryV_IM<intrinsic, instruction, /*CarryOut=*/1>;
}

multiclass VPatBinaryM_V_X_I<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_V<intrinsic, instruction>;
  defm "" : VPatBinaryV_X<intrinsic, instruction>;
  defm "" : VPatBinaryV_I<intrinsic, instruction>;
}

multiclass VPatBinaryV_VM_XM<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_VM<intrinsic, instruction>;
  defm "" : VPatBinaryV_XM<intrinsic, instruction>;
}

multiclass VPatBinaryM_VM_XM<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_VM<intrinsic, instruction, /*CarryOut=*/1>;
  defm "" : VPatBinaryV_XM<intrinsic, instruction, /*CarryOut=*/1>;
}

multiclass VPatBinaryM_V_X<string intrinsic, string instruction>
{
  defm "" : VPatBinaryV_V<intrinsic, instruction>;
  defm "" : VPatBinaryV_X<intrinsic, instruction>;
}

//===----------------------------------------------------------------------===//
// Pseudo instructions and patterns.
//===----------------------------------------------------------------------===//

let Predicates = [HasStdExtV] in {

//===----------------------------------------------------------------------===//
// Pseudo Instructions for CodeGen
//===----------------------------------------------------------------------===//
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in {
  def PseudoVMV1R_V : VPseudo<VMV1R_V, V_M1, (outs VR:$vd), (ins VR:$vs2)>;
  def PseudoVMV2R_V : VPseudo<VMV2R_V, V_M2, (outs VRM2:$vd), (ins VRM2:$vs2)>;
  def PseudoVMV4R_V : VPseudo<VMV4R_V, V_M4, (outs VRM4:$vd), (ins VRM4:$vs2)>;
  def PseudoVMV8R_V : VPseudo<VMV8R_V, V_M8, (outs VRM8:$vd), (ins VRM8:$vs2)>;
}

//===----------------------------------------------------------------------===//
// 6. Configuration-Setting Instructions
//===----------------------------------------------------------------------===//

// Pseudos.
let hasSideEffects = 1, mayLoad = 0, mayStore = 0, Defs = [VL, VTYPE] in {
def PseudoVSETVLI : Pseudo<(outs GPR:$rd), (ins GPR:$rs1, VTypeIOp:$vtypei), []>;

}

//===----------------------------------------------------------------------===//
// 7. Vector Loads and Stores
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// 7.4 Vector Unit-Stride Instructions
//===----------------------------------------------------------------------===//

// Pseudos Unit-Stride Loads and Stores
foreach eew = EEWList in {
  defm PseudoVLE # eew : VPseudoUSLoad;
  defm PseudoVSE # eew : VPseudoUSStore;
}

//===----------------------------------------------------------------------===//
// 7.5 Vector Strided Instructions
//===----------------------------------------------------------------------===//

// Vector Strided Loads and Stores
foreach eew = EEWList in {
  defm PseudoVLSE # eew : VPseudoSLoad;
  defm PseudoVSSE # eew : VPseudoSStore;
}

//===----------------------------------------------------------------------===//
// Pseudo Instructions
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// 12. Vector Integer Arithmetic Instructions
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// 12.1. Vector Single-Width Integer Add and Subtract
//===----------------------------------------------------------------------===//
defm PseudoVADD        : VPseudoBinaryV_VV_VX_VI;
defm PseudoVSUB        : VPseudoBinaryV_VV_VX;
defm PseudoVRSUB       : VPseudoBinaryV_VX_VI;

//===----------------------------------------------------------------------===//
// 12.2. Vector Widening Integer Add/Subtract
//===----------------------------------------------------------------------===//
defm PseudoVWADDU    : VPseudoBinaryW_VV_VX;
defm PseudoVWSUBU    : VPseudoBinaryW_VV_VX;
defm PseudoVWADD     : VPseudoBinaryW_VV_VX;
defm PseudoVWSUB     : VPseudoBinaryW_VV_VX;
defm PseudoVWADDU    : VPseudoBinaryW_WV_WX;
defm PseudoVWSUBU    : VPseudoBinaryW_WV_WX;
defm PseudoVWADD     : VPseudoBinaryW_WV_WX;
defm PseudoVWSUB     : VPseudoBinaryW_WV_WX;

//===----------------------------------------------------------------------===//
// 12.4. Vector Integer Add-with-Carry / Subtract-with-Borrow Instructions
//===----------------------------------------------------------------------===//
defm PseudoVADC        : VPseudoBinaryV_VM_XM_IM;
defm PseudoVMADC       : VPseudoBinaryM_VM_XM_IM<"@earlyclobber $rd">;
defm PseudoVMADC       : VPseudoBinaryM_V_X_I<"@earlyclobber $rd">;

defm PseudoVSBC        : VPseudoBinaryV_VM_XM;
defm PseudoVMSBC       : VPseudoBinaryM_VM_XM<"@earlyclobber $rd">;
defm PseudoVMSBC       : VPseudoBinaryM_V_X<"@earlyclobber $rd">;

//===----------------------------------------------------------------------===//
// 12.6. Vector Single-Width Bit Shift Instructions
//===----------------------------------------------------------------------===//
defm PseudoVSLL        : VPseudoBinaryV_VV_VX_VI<uimm5>;
defm PseudoVSRL        : VPseudoBinaryV_VV_VX_VI<uimm5>;
defm PseudoVSRA        : VPseudoBinaryV_VV_VX_VI<uimm5>;

//===----------------------------------------------------------------------===//
// 12.7. Vector Narrowing Integer Right Shift Instructions
//===----------------------------------------------------------------------===//
defm PseudoVNSRL       : VPseudoBinaryV_WV_WX_WI;
defm PseudoVNSRA       : VPseudoBinaryV_WV_WX_WI;

//===----------------------------------------------------------------------===//
// 12.9. Vector Integer Min/Max Instructions
//===----------------------------------------------------------------------===//
defm PseudoVMINU       : VPseudoBinaryV_VV_VX;
defm PseudoVMIN        : VPseudoBinaryV_VV_VX;
defm PseudoVMAXU       : VPseudoBinaryV_VV_VX;
defm PseudoVMAX        : VPseudoBinaryV_VV_VX;

//===----------------------------------------------------------------------===//
// 12.10. Vector Single-Width Integer Multiply Instructions
//===----------------------------------------------------------------------===//
defm PseudoVMUL        : VPseudoBinaryV_VV_VX;
defm PseudoVMULH       : VPseudoBinaryV_VV_VX;
defm PseudoVMULHU      : VPseudoBinaryV_VV_VX;
defm PseudoVMULHSU     : VPseudoBinaryV_VV_VX;

//===----------------------------------------------------------------------===//
// 12.11. Vector Integer Divide Instructions
//===----------------------------------------------------------------------===//
defm PseudoVDIVU       : VPseudoBinaryV_VV_VX;
defm PseudoVDIV        : VPseudoBinaryV_VV_VX;
defm PseudoVREMU       : VPseudoBinaryV_VV_VX;
defm PseudoVREM        : VPseudoBinaryV_VV_VX;

//===----------------------------------------------------------------------===//
// 12.12. Vector Widening Integer Multiply Instructions
//===----------------------------------------------------------------------===//
defm PseudoVWMUL       : VPseudoBinaryW_VV_VX;
defm PseudoVWMULU      : VPseudoBinaryW_VV_VX;
defm PseudoVWMULSU     : VPseudoBinaryW_VV_VX;

} // Predicates = [HasStdExtV]

let Predicates = [HasStdExtV, HasStdExtF] in {
//===----------------------------------------------------------------------===//
// 14.2. Vector Single-Width Floating-Point Add/Subtract Instructions
//===----------------------------------------------------------------------===//
defm PseudoVFADD       : VPseudoBinaryV_VV_VX</*IsFloat=*/1>;
defm PseudoVFSUB       : VPseudoBinaryV_VV_VX</*IsFloat=*/1>;
defm PseudoVFRSUB      : VPseudoBinaryV_VX</*IsFloat=*/1>;

} // Predicates = [HasStdExtV, HasStdExtF]

//===----------------------------------------------------------------------===//
// Patterns.
//===----------------------------------------------------------------------===//
let Predicates = [HasStdExtV] in {

// Whole-register vector patterns.

// 7.4. Vector Unit-Stride Instructions
defm "" : VPatUSLoadStoreSDNodes<GPR>;
defm "" : VPatUSLoadStoreSDNodes<AddrFI>;

// 12.1. Vector Single-Width Integer Add and Subtract
defm "" : VPatBinarySDNode<add, "PseudoVADD">;

//===----------------------------------------------------------------------===//
// 7. Vector Loads and Stores
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// 7.4 Vector Unit-Stride Instructions
//===----------------------------------------------------------------------===//

foreach vti = AllVectors in
{
  defm : VPatUSLoad<"int_riscv_vle",
                    "PseudoVLE" # vti.SEW,
                    vti.Vector, vti.Mask, vti.SEW, vti.LMul, vti.RegClass>;
  defm : VPatUSStore<"int_riscv_vse",
                     "PseudoVSE" # vti.SEW,
                     vti.Vector, vti.Mask, vti.SEW, vti.LMul, vti.RegClass>;
}

//===----------------------------------------------------------------------===//
// 7.5 Vector Strided Instructions
//===----------------------------------------------------------------------===//

foreach vti = AllVectors in
{
  defm : VPatSLoad<"int_riscv_vlse",
                   "PseudoVLSE" # vti.SEW,
                   vti.Vector, vti.Mask, vti.SEW, vti.LMul, vti.RegClass>;
  defm : VPatSStore<"int_riscv_vsse",
                    "PseudoVSSE" # vti.SEW,
                    vti.Vector, vti.Mask, vti.SEW, vti.LMul, vti.RegClass>;
}

//===----------------------------------------------------------------------===//
// 12. Vector Integer Arithmetic Instructions
//===----------------------------------------------------------------------===//

//===----------------------------------------------------------------------===//
// 12.1. Vector Single-Width Integer Add and Subtract
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX_VI<"int_riscv_vadd", "PseudoVADD", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vsub", "PseudoVSUB", AllIntegerVectors>;
defm "" : VPatBinaryV_VX_VI<"int_riscv_vrsub", "PseudoVRSUB", AllIntegerVectors>;

//===----------------------------------------------------------------------===//
// 12.2. Vector Widening Integer Add/Subtract
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwaddu", "PseudoVWADDU">;
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwsubu", "PseudoVWSUBU">;
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwadd", "PseudoVWADD">;
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwsub", "PseudoVWSUB">;
defm "" : VPatBinaryW_WV_WX<"int_riscv_vwaddu_w", "PseudoVWADDU">;
defm "" : VPatBinaryW_WV_WX<"int_riscv_vwsubu_w", "PseudoVWSUBU">;
defm "" : VPatBinaryW_WV_WX<"int_riscv_vwadd_w", "PseudoVWADD">;
defm "" : VPatBinaryW_WV_WX<"int_riscv_vwsub_w", "PseudoVWSUB">;

//===----------------------------------------------------------------------===//
// 12.4. Vector Integer Add-with-Carry / Subtract-with-Borrow Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VM_XM_IM<"int_riscv_vadc", "PseudoVADC">;
defm "" : VPatBinaryM_VM_XM_IM<"int_riscv_vmadc_carry_in", "PseudoVMADC">;
defm "" : VPatBinaryM_V_X_I<"int_riscv_vmadc", "PseudoVMADC">;

defm "" : VPatBinaryV_VM_XM<"int_riscv_vsbc", "PseudoVSBC">;
defm "" : VPatBinaryM_VM_XM<"int_riscv_vmsbc_borrow_in", "PseudoVMSBC">;
defm "" : VPatBinaryM_V_X<"int_riscv_vmsbc", "PseudoVMSBC">;

//===----------------------------------------------------------------------===//
// 12.6. Vector Single-Width Bit Shift Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX_VI<"int_riscv_vsll", "PseudoVSLL", AllIntegerVectors,
                               uimm5>;
defm "" : VPatBinaryV_VV_VX_VI<"int_riscv_vsrl", "PseudoVSRL", AllIntegerVectors,
                               uimm5>;
defm "" : VPatBinaryV_VV_VX_VI<"int_riscv_vsra", "PseudoVSRA", AllIntegerVectors,
                               uimm5>;

//===----------------------------------------------------------------------===//
// 12.7. Vector Narrowing Integer Right Shift Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_WV_WX_WI<"int_riscv_vnsrl", "PseudoVNSRL">;
defm "" : VPatBinaryV_WV_WX_WI<"int_riscv_vnsra", "PseudoVNSRA">;

//===----------------------------------------------------------------------===//
// 12.9. Vector Integer Min/Max Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX<"int_riscv_vminu", "PseudoVMINU", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmin", "PseudoVMIN", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmaxu", "PseudoVMAXU", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmax", "PseudoVMAX", AllIntegerVectors>;

//===----------------------------------------------------------------------===//
// 12.10. Vector Single-Width Integer Multiply Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmul", "PseudoVMUL", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmulh", "PseudoVMULH", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmulhu", "PseudoVMULHU", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vmulhsu", "PseudoVMULHSU", AllIntegerVectors>;

//===----------------------------------------------------------------------===//
// 12.11. Vector Integer Divide Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX<"int_riscv_vdivu", "PseudoVDIVU", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vdiv", "PseudoVDIV", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vremu", "PseudoVREMU", AllIntegerVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vrem", "PseudoVREM", AllIntegerVectors>;

//===----------------------------------------------------------------------===//
// 12.12. Vector Widening Integer Multiply Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwmul", "PseudoVWMUL">;
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwmulu", "PseudoVWMULU">;
defm "" : VPatBinaryW_VV_VX<"int_riscv_vwmulsu", "PseudoVWMULSU">;

} // Predicates = [HasStdExtV]

let Predicates = [HasStdExtV, HasStdExtF] in {
//===----------------------------------------------------------------------===//
// 14.2. Vector Single-Width Floating-Point Add/Subtract Instructions
//===----------------------------------------------------------------------===//
defm "" : VPatBinaryV_VV_VX<"int_riscv_vfadd", "PseudoVFADD", AllFloatVectors>;
defm "" : VPatBinaryV_VV_VX<"int_riscv_vfsub", "PseudoVFSUB", AllFloatVectors>;
defm "" : VPatBinaryV_VX<"int_riscv_vfrsub", "PseudoVFRSUB", AllFloatVectors>;

} // Predicates = [HasStdExtV, HasStdExtF]