// Registers, calling conventions, instruction descriptions.
//===----------------------------------------------------------------------===//
+include "RISCVSchedule.td"
include "RISCVRegisterInfo.td"
include "RISCVCallingConv.td"
include "RISCVInstrInfo.td"
include "RISCVRegisterBanks.td"
+include "RISCVSchedRocket32.td"
+include "RISCVSchedRocket64.td"
//===----------------------------------------------------------------------===//
// RISC-V processors supported.
def : ProcessorModel<"generic-rv64", NoSchedModel, [Feature64Bit,
FeatureRVCHints]>;
+def : ProcessorModel<"rocket-rv32", Rocket32Model, [FeatureRVCHints]>;
+
+def : ProcessorModel<"rocket-rv64", Rocket64Model, [Feature64Bit,
+ FeatureRVCHints]>;
+
+
//===----------------------------------------------------------------------===//
// Define the RISC-V target.
//===----------------------------------------------------------------------===//
// Pseudo instructions
class Pseudo<dag outs, dag ins, list<dag> pattern, string opcodestr = "", string argstr = "">
- : RVInst<outs, ins, opcodestr, argstr, pattern, InstFormatPseudo> {
+ : RVInst<outs, ins, opcodestr, argstr, pattern, InstFormatPseudo>,
+ Sched<[]> {
let isPseudo = 1;
let isCodeGenOnly = 1;
}
class BranchCC_rri<bits<3> funct3, string opcodestr>
: RVInstB<funct3, OPC_BRANCH, (outs),
(ins GPR:$rs1, GPR:$rs2, simm13_lsb0:$imm12),
- opcodestr, "$rs1, $rs2, $imm12"> {
+ opcodestr, "$rs1, $rs2, $imm12">,
+ Sched<[WriteJmp]> {
let isBranch = 1;
let isTerminator = 1;
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class ALU_ri<bits<3> funct3, string opcodestr>
: RVInstI<funct3, OPC_OP_IMM, (outs GPR:$rd), (ins GPR:$rs1, simm12:$imm12),
- opcodestr, "$rd, $rs1, $imm12">;
+ opcodestr, "$rd, $rs1, $imm12">,
+ Sched<[WriteIALU, ReadIALU]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class Shift_ri<bit arithshift, bits<3> funct3, string opcodestr>
: RVInstIShift<arithshift, funct3, OPC_OP_IMM, (outs GPR:$rd),
(ins GPR:$rs1, uimmlog2xlen:$shamt), opcodestr,
- "$rd, $rs1, $shamt">;
+ "$rd, $rs1, $shamt">,
+ Sched<[WriteShift, ReadShift]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class ALU_rr<bits<7> funct7, bits<3> funct3, string opcodestr>
let hasSideEffects = 1, mayLoad = 0, mayStore = 0 in
class CSR_ir<bits<3> funct3, string opcodestr>
: RVInstI<funct3, OPC_SYSTEM, (outs GPR:$rd), (ins csr_sysreg:$imm12, GPR:$rs1),
- opcodestr, "$rd, $imm12, $rs1">;
+ opcodestr, "$rd, $imm12, $rs1">, Sched<[WriteCSR, ReadCSR]>;
let hasSideEffects = 1, mayLoad = 0, mayStore = 0 in
class CSR_ii<bits<3> funct3, string opcodestr>
: RVInstI<funct3, OPC_SYSTEM, (outs GPR:$rd),
(ins csr_sysreg:$imm12, uimm5:$rs1),
- opcodestr, "$rd, $imm12, $rs1">;
+ opcodestr, "$rd, $imm12, $rs1">, Sched<[WriteCSR]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class ShiftW_ri<bit arithshift, bits<3> funct3, string opcodestr>
: RVInstIShiftW<arithshift, funct3, OPC_OP_IMM_32, (outs GPR:$rd),
(ins GPR:$rs1, uimm5:$shamt), opcodestr,
- "$rd, $rs1, $shamt">;
+ "$rd, $rs1, $shamt">,
+ Sched<[WriteShift32, ReadShift32]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class ALUW_rr<bits<7> funct7, bits<3> funct3, string opcodestr>
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in {
let isReMaterializable = 1, isAsCheapAsAMove = 1 in
def LUI : RVInstU<OPC_LUI, (outs GPR:$rd), (ins uimm20_lui:$imm20),
- "lui", "$rd, $imm20">;
+ "lui", "$rd, $imm20">, Sched<[WriteIALU]>;
def AUIPC : RVInstU<OPC_AUIPC, (outs GPR:$rd), (ins uimm20_auipc:$imm20),
- "auipc", "$rd, $imm20">;
+ "auipc", "$rd, $imm20">, Sched<[WriteIALU]>;
let isCall = 1 in
def JAL : RVInstJ<OPC_JAL, (outs GPR:$rd), (ins simm21_lsb0_jal:$imm20),
- "jal", "$rd, $imm20">;
+ "jal", "$rd, $imm20">, Sched<[WriteJal]>;
let isCall = 1 in
def JALR : RVInstI<0b000, OPC_JALR, (outs GPR:$rd),
(ins GPR:$rs1, simm12:$imm12),
- "jalr", "$rd, ${imm12}(${rs1})">;
+ "jalr", "$rd, ${imm12}(${rs1})">,
+ Sched<[WriteJalr, ReadJalr]>;
} // hasSideEffects = 0, mayLoad = 0, mayStore = 0
def BEQ : BranchCC_rri<0b000, "beq">;
def BLTU : BranchCC_rri<0b110, "bltu">;
def BGEU : BranchCC_rri<0b111, "bgeu">;
-def LB : Load_ri<0b000, "lb">;
-def LH : Load_ri<0b001, "lh">;
-def LW : Load_ri<0b010, "lw">;
-def LBU : Load_ri<0b100, "lbu">;
-def LHU : Load_ri<0b101, "lhu">;
+def LB : Load_ri<0b000, "lb">, Sched<[WriteLDB, ReadMemBase]>;
+def LH : Load_ri<0b001, "lh">, Sched<[WriteLDH, ReadMemBase]>;
+def LW : Load_ri<0b010, "lw">, Sched<[WriteLDW, ReadMemBase]>;
+def LBU : Load_ri<0b100, "lbu">, Sched<[WriteLDB, ReadMemBase]>;
+def LHU : Load_ri<0b101, "lhu">, Sched<[WriteLDH, ReadMemBase]>;
-def SB : Store_rri<0b000, "sb">;
-def SH : Store_rri<0b001, "sh">;
-def SW : Store_rri<0b010, "sw">;
+def SB : Store_rri<0b000, "sb">, Sched<[WriteSTB, ReadStoreData, ReadMemBase]>;
+def SH : Store_rri<0b001, "sh">, Sched<[WriteSTH, ReadStoreData, ReadMemBase]>;
+def SW : Store_rri<0b010, "sw">, Sched<[WriteSTW, ReadStoreData, ReadMemBase]>;
// ADDI isn't always rematerializable, but isReMaterializable will be used as
// a hint which is verified in isReallyTriviallyReMaterializable.
def SRLI : Shift_ri<0, 0b101, "srli">;
def SRAI : Shift_ri<1, 0b101, "srai">;
-def ADD : ALU_rr<0b0000000, 0b000, "add">;
-def SUB : ALU_rr<0b0100000, 0b000, "sub">;
-def SLL : ALU_rr<0b0000000, 0b001, "sll">;
-def SLT : ALU_rr<0b0000000, 0b010, "slt">;
-def SLTU : ALU_rr<0b0000000, 0b011, "sltu">;
-def XOR : ALU_rr<0b0000000, 0b100, "xor">;
-def SRL : ALU_rr<0b0000000, 0b101, "srl">;
-def SRA : ALU_rr<0b0100000, 0b101, "sra">;
-def OR : ALU_rr<0b0000000, 0b110, "or">;
-def AND : ALU_rr<0b0000000, 0b111, "and">;
+def ADD : ALU_rr<0b0000000, 0b000, "add">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SUB : ALU_rr<0b0100000, 0b000, "sub">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SLL : ALU_rr<0b0000000, 0b001, "sll">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SLT : ALU_rr<0b0000000, 0b010, "slt">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SLTU : ALU_rr<0b0000000, 0b011, "sltu">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def XOR : ALU_rr<0b0000000, 0b100, "xor">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SRL : ALU_rr<0b0000000, 0b101, "srl">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def SRA : ALU_rr<0b0100000, 0b101, "sra">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def OR : ALU_rr<0b0000000, 0b110, "or">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def AND : ALU_rr<0b0000000, 0b111, "and">, Sched<[WriteIALU, ReadIALU, ReadIALU]>;
let hasSideEffects = 1, mayLoad = 0, mayStore = 0 in {
def FENCE : RVInstI<0b000, OPC_MISC_MEM, (outs),
(ins fencearg:$pred, fencearg:$succ),
- "fence", "$pred, $succ"> {
+ "fence", "$pred, $succ">, Sched<[]> {
bits<4> pred;
bits<4> succ;
let imm12 = {0b0000,pred,succ};
}
-def FENCE_TSO : RVInstI<0b000, OPC_MISC_MEM, (outs), (ins), "fence.tso", ""> {
+def FENCE_TSO : RVInstI<0b000, OPC_MISC_MEM, (outs), (ins), "fence.tso", "">, Sched<[]> {
let rs1 = 0;
let rd = 0;
let imm12 = {0b1000,0b0011,0b0011};
}
-def FENCE_I : RVInstI<0b001, OPC_MISC_MEM, (outs), (ins), "fence.i", ""> {
+def FENCE_I : RVInstI<0b001, OPC_MISC_MEM, (outs), (ins), "fence.i", "">, Sched<[]> {
let rs1 = 0;
let rd = 0;
let imm12 = 0;
}
-def ECALL : RVInstI<0b000, OPC_SYSTEM, (outs), (ins), "ecall", ""> {
+def ECALL : RVInstI<0b000, OPC_SYSTEM, (outs), (ins), "ecall", "">, Sched<[WriteJmp]> {
let rs1 = 0;
let rd = 0;
let imm12 = 0;
}
-def EBREAK : RVInstI<0b000, OPC_SYSTEM, (outs), (ins), "ebreak", ""> {
+def EBREAK : RVInstI<0b000, OPC_SYSTEM, (outs), (ins), "ebreak", "">,
+ Sched<[]> {
let rs1 = 0;
let rd = 0;
let imm12 = 1;
// This is a de facto standard (as set by GNU binutils) 32-bit unimplemented
// instruction (i.e., it should always trap, if your implementation has invalid
// instruction traps).
-def UNIMP : RVInstI<0b001, OPC_SYSTEM, (outs), (ins), "unimp", ""> {
+def UNIMP : RVInstI<0b001, OPC_SYSTEM, (outs), (ins), "unimp", "">,
+ Sched<[]> {
let rs1 = 0;
let rd = 0;
let imm12 = 0b110000000000;
/// RV64I instructions
let Predicates = [IsRV64] in {
-def LWU : Load_ri<0b110, "lwu">;
-def LD : Load_ri<0b011, "ld">;
-def SD : Store_rri<0b011, "sd">;
+def LWU : Load_ri<0b110, "lwu">, Sched<[WriteLDWU, ReadMemBase]>;
+def LD : Load_ri<0b011, "ld">, Sched<[WriteLDD, ReadMemBase]>;
+def SD : Store_rri<0b011, "sd">, Sched<[WriteSTD, ReadStoreData, ReadMemBase]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def ADDIW : RVInstI<0b000, OPC_OP_IMM_32, (outs GPR:$rd),
(ins GPR:$rs1, simm12:$imm12),
- "addiw", "$rd, $rs1, $imm12">;
+ "addiw", "$rd, $rs1, $imm12">,
+ Sched<[WriteIALU32, ReadIALU32]>;
def SLLIW : ShiftW_ri<0, 0b001, "slliw">;
def SRLIW : ShiftW_ri<0, 0b101, "srliw">;
def SRAIW : ShiftW_ri<1, 0b101, "sraiw">;
-def ADDW : ALUW_rr<0b0000000, 0b000, "addw">;
-def SUBW : ALUW_rr<0b0100000, 0b000, "subw">;
-def SLLW : ALUW_rr<0b0000000, 0b001, "sllw">;
-def SRLW : ALUW_rr<0b0000000, 0b101, "srlw">;
-def SRAW : ALUW_rr<0b0100000, 0b101, "sraw">;
+def ADDW : ALUW_rr<0b0000000, 0b000, "addw">,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
+def SUBW : ALUW_rr<0b0100000, 0b000, "subw">,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
+def SLLW : ALUW_rr<0b0000000, 0b001, "sllw">,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
+def SRLW : ALUW_rr<0b0000000, 0b101, "srlw">,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
+def SRAW : ALUW_rr<0b0100000, 0b101, "sraw">,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
} // Predicates = [IsRV64]
//===----------------------------------------------------------------------===//
//===----------------------------------------------------------------------===//
let isBarrier = 1, isReturn = 1, isTerminator = 1 in {
-def URET : Priv<"uret", 0b0000000> {
+def URET : Priv<"uret", 0b0000000>, Sched<[]> {
let rd = 0;
let rs1 = 0;
let rs2 = 0b00010;
}
-def SRET : Priv<"sret", 0b0001000> {
+def SRET : Priv<"sret", 0b0001000>, Sched<[]> {
let rd = 0;
let rs1 = 0;
let rs2 = 0b00010;
}
-def MRET : Priv<"mret", 0b0011000> {
+def MRET : Priv<"mret", 0b0011000>, Sched<[]> {
let rd = 0;
let rs1 = 0;
let rs2 = 0b00010;
}
} // isBarrier = 1, isReturn = 1, isTerminator = 1
-def WFI : Priv<"wfi", 0b0001000> {
+def WFI : Priv<"wfi", 0b0001000>, Sched<[]> {
let rd = 0;
let rs1 = 0;
let rs2 = 0b00101;
let hasSideEffects = 1, mayLoad = 0, mayStore = 0 in
def SFENCE_VMA : RVInstR<0b0001001, 0b000, OPC_SYSTEM, (outs),
(ins GPR:$rs1, GPR:$rs2),
- "sfence.vma", "$rs1, $rs2"> {
+ "sfence.vma", "$rs1, $rs2">, Sched<[]> {
let rd = 0;
}
//===----------------------------------------------------------------------===//
let Predicates = [HasStdExtA] in {
-defm LR_W : LR_r_aq_rl<0b010, "lr.w">;
-defm SC_W : AMO_rr_aq_rl<0b00011, 0b010, "sc.w">;
-defm AMOSWAP_W : AMO_rr_aq_rl<0b00001, 0b010, "amoswap.w">;
-defm AMOADD_W : AMO_rr_aq_rl<0b00000, 0b010, "amoadd.w">;
-defm AMOXOR_W : AMO_rr_aq_rl<0b00100, 0b010, "amoxor.w">;
-defm AMOAND_W : AMO_rr_aq_rl<0b01100, 0b010, "amoand.w">;
-defm AMOOR_W : AMO_rr_aq_rl<0b01000, 0b010, "amoor.w">;
-defm AMOMIN_W : AMO_rr_aq_rl<0b10000, 0b010, "amomin.w">;
-defm AMOMAX_W : AMO_rr_aq_rl<0b10100, 0b010, "amomax.w">;
-defm AMOMINU_W : AMO_rr_aq_rl<0b11000, 0b010, "amominu.w">;
-defm AMOMAXU_W : AMO_rr_aq_rl<0b11100, 0b010, "amomaxu.w">;
+defm LR_W : LR_r_aq_rl<0b010, "lr.w">, Sched<[WriteAtomicLDW, ReadAtomicLDW]>;
+defm SC_W : AMO_rr_aq_rl<0b00011, 0b010, "sc.w">,
+ Sched<[WriteAtomicSTW, ReadAtomicSTW, ReadAtomicSTW]>;
+defm AMOSWAP_W : AMO_rr_aq_rl<0b00001, 0b010, "amoswap.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOADD_W : AMO_rr_aq_rl<0b00000, 0b010, "amoadd.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOXOR_W : AMO_rr_aq_rl<0b00100, 0b010, "amoxor.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOAND_W : AMO_rr_aq_rl<0b01100, 0b010, "amoand.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOOR_W : AMO_rr_aq_rl<0b01000, 0b010, "amoor.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOMIN_W : AMO_rr_aq_rl<0b10000, 0b010, "amomin.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOMAX_W : AMO_rr_aq_rl<0b10100, 0b010, "amomax.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOMINU_W : AMO_rr_aq_rl<0b11000, 0b010, "amominu.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
+defm AMOMAXU_W : AMO_rr_aq_rl<0b11100, 0b010, "amomaxu.w">,
+ Sched<[WriteAtomicW, ReadAtomicWA, ReadAtomicWD]>;
} // Predicates = [HasStdExtA]
let Predicates = [HasStdExtA, IsRV64] in {
-defm LR_D : LR_r_aq_rl<0b011, "lr.d">;
-defm SC_D : AMO_rr_aq_rl<0b00011, 0b011, "sc.d">;
-defm AMOSWAP_D : AMO_rr_aq_rl<0b00001, 0b011, "amoswap.d">;
-defm AMOADD_D : AMO_rr_aq_rl<0b00000, 0b011, "amoadd.d">;
-defm AMOXOR_D : AMO_rr_aq_rl<0b00100, 0b011, "amoxor.d">;
-defm AMOAND_D : AMO_rr_aq_rl<0b01100, 0b011, "amoand.d">;
-defm AMOOR_D : AMO_rr_aq_rl<0b01000, 0b011, "amoor.d">;
-defm AMOMIN_D : AMO_rr_aq_rl<0b10000, 0b011, "amomin.d">;
-defm AMOMAX_D : AMO_rr_aq_rl<0b10100, 0b011, "amomax.d">;
-defm AMOMINU_D : AMO_rr_aq_rl<0b11000, 0b011, "amominu.d">;
-defm AMOMAXU_D : AMO_rr_aq_rl<0b11100, 0b011, "amomaxu.d">;
+defm LR_D : LR_r_aq_rl<0b011, "lr.d">, Sched<[WriteAtomicLDD, ReadAtomicLDD]>;
+defm SC_D : AMO_rr_aq_rl<0b00011, 0b011, "sc.d">,
+ Sched<[WriteAtomicSTD, ReadAtomicSTD, ReadAtomicSTD]>;
+defm AMOSWAP_D : AMO_rr_aq_rl<0b00001, 0b011, "amoswap.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOADD_D : AMO_rr_aq_rl<0b00000, 0b011, "amoadd.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOXOR_D : AMO_rr_aq_rl<0b00100, 0b011, "amoxor.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOAND_D : AMO_rr_aq_rl<0b01100, 0b011, "amoand.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOOR_D : AMO_rr_aq_rl<0b01000, 0b011, "amoor.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOMIN_D : AMO_rr_aq_rl<0b10000, 0b011, "amomin.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOMAX_D : AMO_rr_aq_rl<0b10100, 0b011, "amomax.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOMINU_D : AMO_rr_aq_rl<0b11000, 0b011, "amominu.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
+defm AMOMAXU_D : AMO_rr_aq_rl<0b11100, 0b011, "amomaxu.d">,
+ Sched<[WriteAtomicD, ReadAtomicDA, ReadAtomicDD]>;
} // Predicates = [HasStdExtA, IsRV64]
//===----------------------------------------------------------------------===//
let hasSideEffects = 0, mayLoad = 0, mayStore = 0, Uses = [X2] in
def C_ADDI4SPN : RVInst16CIW<0b000, 0b00, (outs GPRC:$rd),
(ins SP:$rs1, uimm10_lsb00nonzero:$imm),
- "c.addi4spn", "$rd, $rs1, $imm"> {
+ "c.addi4spn", "$rd, $rs1, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
bits<5> rs1;
let Inst{12-11} = imm{5-4};
let Inst{10-7} = imm{9-6};
}
let Predicates = [HasStdExtC, HasStdExtD] in
-def C_FLD : CLoad_ri<0b001, "c.fld", FPR64C, uimm8_lsb000> {
+def C_FLD : CLoad_ri<0b001, "c.fld", FPR64C, uimm8_lsb000>,
+ Sched<[WriteFLD64, ReadMemBase]> {
bits<8> imm;
let Inst{12-10} = imm{5-3};
let Inst{6-5} = imm{7-6};
}
-def C_LW : CLoad_ri<0b010, "c.lw", GPRC, uimm7_lsb00> {
+def C_LW : CLoad_ri<0b010, "c.lw", GPRC, uimm7_lsb00>,
+ Sched<[WriteLDW, ReadMemBase]> {
bits<7> imm;
let Inst{12-10} = imm{5-3};
let Inst{6} = imm{2};
let DecoderNamespace = "RISCV32Only_",
Predicates = [HasStdExtC, HasStdExtF, IsRV32] in
-def C_FLW : CLoad_ri<0b011, "c.flw", FPR32C, uimm7_lsb00> {
+def C_FLW : CLoad_ri<0b011, "c.flw", FPR32C, uimm7_lsb00>,
+ Sched<[WriteFLD32, ReadMemBase]> {
bits<7> imm;
let Inst{12-10} = imm{5-3};
let Inst{6} = imm{2};
}
let Predicates = [HasStdExtC, IsRV64] in
-def C_LD : CLoad_ri<0b011, "c.ld", GPRC, uimm8_lsb000> {
+def C_LD : CLoad_ri<0b011, "c.ld", GPRC, uimm8_lsb000>,
+ Sched<[WriteLDD, ReadMemBase]> {
bits<8> imm;
let Inst{12-10} = imm{5-3};
let Inst{6-5} = imm{7-6};
}
let Predicates = [HasStdExtC, HasStdExtD] in
-def C_FSD : CStore_rri<0b101, "c.fsd", FPR64C, uimm8_lsb000> {
+def C_FSD : CStore_rri<0b101, "c.fsd", FPR64C, uimm8_lsb000>,
+ Sched<[WriteFST64, ReadStoreData, ReadMemBase]> {
bits<8> imm;
let Inst{12-10} = imm{5-3};
let Inst{6-5} = imm{7-6};
}
-def C_SW : CStore_rri<0b110, "c.sw", GPRC, uimm7_lsb00> {
+def C_SW : CStore_rri<0b110, "c.sw", GPRC, uimm7_lsb00>,
+ Sched<[WriteSTW, ReadStoreData, ReadMemBase]> {
bits<7> imm;
let Inst{12-10} = imm{5-3};
let Inst{6} = imm{2};
let DecoderNamespace = "RISCV32Only_",
Predicates = [HasStdExtC, HasStdExtF, IsRV32] in
-def C_FSW : CStore_rri<0b111, "c.fsw", FPR32C, uimm7_lsb00> {
+def C_FSW : CStore_rri<0b111, "c.fsw", FPR32C, uimm7_lsb00>,
+ Sched<[WriteFST32, ReadStoreData, ReadMemBase]> {
bits<7> imm;
let Inst{12-10} = imm{5-3};
let Inst{6} = imm{2};
}
let Predicates = [HasStdExtC, IsRV64] in
-def C_SD : CStore_rri<0b111, "c.sd", GPRC, uimm8_lsb000> {
+def C_SD : CStore_rri<0b111, "c.sd", GPRC, uimm8_lsb000>,
+ Sched<[WriteSTD, ReadStoreData, ReadMemBase]> {
bits<8> imm;
let Inst{12-10} = imm{5-3};
let Inst{6-5} = imm{7-6};
}
let rd = 0, imm = 0, hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
-def C_NOP : RVInst16CI<0b000, 0b01, (outs), (ins), "c.nop", "">
+def C_NOP : RVInst16CI<0b000, 0b01, (outs), (ins), "c.nop", "">,
+ Sched<[WriteNop]>
{
let Inst{6-2} = 0;
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_ADDI : RVInst16CI<0b000, 0b01, (outs GPRNoX0:$rd_wb),
(ins GPRNoX0:$rd, simm6nonzero:$imm),
- "c.addi", "$rd, $imm"> {
+ "c.addi", "$rd, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = imm{4-0};
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_ADDI_NOP : RVInst16CI<0b000, 0b01, (outs GPRX0:$rd_wb),
(ins GPRX0:$rd, immzero:$imm),
- "c.addi", "$rd, $imm"> {
+ "c.addi", "$rd, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = 0;
let isAsmParserOnly = 1;
DecoderNamespace = "RISCV32Only_", Defs = [X1],
Predicates = [HasStdExtC, IsRV32] in
def C_JAL : RVInst16CJ<0b001, 0b01, (outs), (ins simm12_lsb0:$offset),
- "c.jal", "$offset">;
+ "c.jal", "$offset">, Sched<[WriteJal]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0,
Predicates = [HasStdExtC, IsRV64] in
def C_ADDIW : RVInst16CI<0b001, 0b01, (outs GPRNoX0:$rd_wb),
(ins GPRNoX0:$rd, simm6:$imm),
- "c.addiw", "$rd, $imm"> {
+ "c.addiw", "$rd, $imm">,
+ Sched<[WriteIALU32, ReadIALU32]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = imm{4-0};
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_LI : RVInst16CI<0b010, 0b01, (outs GPRNoX0:$rd), (ins simm6:$imm),
- "c.li", "$rd, $imm"> {
+ "c.li", "$rd, $imm">,
+ Sched<[WriteIALU]> {
let Inst{6-2} = imm{4-0};
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_ADDI16SP : RVInst16CI<0b011, 0b01, (outs SP:$rd_wb),
(ins SP:$rd, simm10_lsb0000nonzero:$imm),
- "c.addi16sp", "$rd, $imm"> {
+ "c.addi16sp", "$rd, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rd = $rd_wb";
let Inst{12} = imm{9};
let Inst{11-7} = 2;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_LUI : RVInst16CI<0b011, 0b01, (outs GPRNoX0X2:$rd),
(ins c_lui_imm:$imm),
- "c.lui", "$rd, $imm"> {
+ "c.lui", "$rd, $imm">,
+ Sched<[WriteIALU]> {
let Inst{6-2} = imm{4-0};
}
-def C_SRLI : Shift_right<0b00, "c.srli", GPRC, uimmlog2xlennonzero>;
-def C_SRAI : Shift_right<0b01, "c.srai", GPRC, uimmlog2xlennonzero>;
+def C_SRLI : Shift_right<0b00, "c.srli", GPRC, uimmlog2xlennonzero>,
+ Sched<[WriteShift, ReadShift]>;
+def C_SRAI : Shift_right<0b01, "c.srai", GPRC, uimmlog2xlennonzero>,
+ Sched<[WriteShift, ReadShift]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_ANDI : RVInst16CB<0b100, 0b01, (outs GPRC:$rs1_wb), (ins GPRC:$rs1, simm6:$imm),
- "c.andi", "$rs1, $imm"> {
+ "c.andi", "$rs1, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rs1 = $rs1_wb";
let Inst{12} = imm{5};
let Inst{11-10} = 0b10;
let Inst{6-2} = imm{4-0};
}
-def C_SUB : CS_ALU<0b100011, 0b00, "c.sub", GPRC>;
-def C_XOR : CS_ALU<0b100011, 0b01, "c.xor", GPRC>;
-def C_OR : CS_ALU<0b100011, 0b10, "c.or" , GPRC>;
-def C_AND : CS_ALU<0b100011, 0b11, "c.and", GPRC>;
+def C_SUB : CS_ALU<0b100011, 0b00, "c.sub", GPRC>,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def C_XOR : CS_ALU<0b100011, 0b01, "c.xor", GPRC>,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def C_OR : CS_ALU<0b100011, 0b10, "c.or" , GPRC>,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]>;
+def C_AND : CS_ALU<0b100011, 0b11, "c.and", GPRC>,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]>;
let Predicates = [HasStdExtC, IsRV64] in {
-def C_SUBW : CS_ALU<0b100111, 0b00, "c.subw", GPRC>;
-def C_ADDW : CS_ALU<0b100111, 0b01, "c.addw", GPRC>;
+def C_SUBW : CS_ALU<0b100111, 0b00, "c.subw", GPRC>,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
+def C_ADDW : CS_ALU<0b100111, 0b01, "c.addw", GPRC>,
+ Sched<[WriteIALU32, ReadIALU32, ReadIALU32]>;
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_J : RVInst16CJ<0b101, 0b01, (outs), (ins simm12_lsb0:$offset),
- "c.j", "$offset"> {
+ "c.j", "$offset">, Sched<[WriteJmp]> {
let isBranch = 1;
let isTerminator=1;
let isBarrier=1;
}
-def C_BEQZ : Bcz<0b110, "c.beqz", seteq, GPRC>;
-def C_BNEZ : Bcz<0b111, "c.bnez", setne, GPRC>;
+def C_BEQZ : Bcz<0b110, "c.beqz", seteq, GPRC>, Sched<[WriteJmp]>;
+def C_BNEZ : Bcz<0b111, "c.bnez", setne, GPRC>, Sched<[WriteJmp]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_SLLI : RVInst16CI<0b000, 0b10, (outs GPRNoX0:$rd_wb),
(ins GPRNoX0:$rd, uimmlog2xlennonzero:$imm),
- "c.slli" ,"$rd, $imm"> {
+ "c.slli" ,"$rd, $imm">,
+ Sched<[WriteShift, ReadShift]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = imm{4-0};
}
let Predicates = [HasStdExtC, HasStdExtD] in
-def C_FLDSP : CStackLoad<0b001, "c.fldsp", FPR64, uimm9_lsb000> {
+def C_FLDSP : CStackLoad<0b001, "c.fldsp", FPR64, uimm9_lsb000>,
+ Sched<[WriteFLD64, ReadMemBase]> {
let Inst{6-5} = imm{4-3};
let Inst{4-2} = imm{8-6};
}
-def C_LWSP : CStackLoad<0b010, "c.lwsp", GPRNoX0, uimm8_lsb00> {
+def C_LWSP : CStackLoad<0b010, "c.lwsp", GPRNoX0, uimm8_lsb00>,
+ Sched<[WriteLDW, ReadMemBase]> {
let Inst{6-4} = imm{4-2};
let Inst{3-2} = imm{7-6};
}
let DecoderNamespace = "RISCV32Only_",
Predicates = [HasStdExtC, HasStdExtF, IsRV32] in
-def C_FLWSP : CStackLoad<0b011, "c.flwsp", FPR32, uimm8_lsb00> {
+def C_FLWSP : CStackLoad<0b011, "c.flwsp", FPR32, uimm8_lsb00>,
+ Sched<[WriteFLD32, ReadMemBase]> {
let Inst{6-4} = imm{4-2};
let Inst{3-2} = imm{7-6};
}
let Predicates = [HasStdExtC, IsRV64] in
-def C_LDSP : CStackLoad<0b011, "c.ldsp", GPRNoX0, uimm9_lsb000> {
+def C_LDSP : CStackLoad<0b011, "c.ldsp", GPRNoX0, uimm9_lsb000>,
+ Sched<[WriteLDD, ReadMemBase]> {
let Inst{6-5} = imm{4-3};
let Inst{4-2} = imm{8-6};
}
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_JR : RVInst16CR<0b1000, 0b10, (outs), (ins GPRNoX0:$rs1),
- "c.jr", "$rs1"> {
+ "c.jr", "$rs1">, Sched<[WriteJmpReg]> {
let isBranch = 1;
let isBarrier = 1;
let isTerminator = 1;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_MV : RVInst16CR<0b1000, 0b10, (outs GPRNoX0:$rs1), (ins GPRNoX0:$rs2),
- "c.mv", "$rs1, $rs2">;
+ "c.mv", "$rs1, $rs2">,
+ Sched<[WriteIALU, ReadIALU]>;
let rs1 = 0, rs2 = 0, hasSideEffects = 1, mayLoad = 0, mayStore = 0 in
-def C_EBREAK : RVInst16CR<0b1001, 0b10, (outs), (ins), "c.ebreak", "">;
+def C_EBREAK : RVInst16CR<0b1001, 0b10, (outs), (ins), "c.ebreak", "">, Sched<[]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0,
isCall=1, Defs=[X1], rs2 = 0 in
def C_JALR : RVInst16CR<0b1001, 0b10, (outs), (ins GPRNoX0:$rs1),
- "c.jalr", "$rs1">;
+ "c.jalr", "$rs1">, Sched<[WriteJalr, ReadJalr]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
def C_ADD : RVInst16CR<0b1001, 0b10, (outs GPRNoX0:$rs1_wb),
(ins GPRNoX0:$rs1, GPRNoX0:$rs2),
- "c.add", "$rs1, $rs2"> {
+ "c.add", "$rs1, $rs2">,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]> {
let Constraints = "$rs1 = $rs1_wb";
}
let Predicates = [HasStdExtC, HasStdExtD] in
-def C_FSDSP : CStackStore<0b101, "c.fsdsp", FPR64, uimm9_lsb000> {
+def C_FSDSP : CStackStore<0b101, "c.fsdsp", FPR64, uimm9_lsb000>,
+ Sched<[WriteFST64, ReadStoreData, ReadMemBase]> {
let Inst{12-10} = imm{5-3};
let Inst{9-7} = imm{8-6};
}
-def C_SWSP : CStackStore<0b110, "c.swsp", GPR, uimm8_lsb00> {
+def C_SWSP : CStackStore<0b110, "c.swsp", GPR, uimm8_lsb00>,
+ Sched<[WriteSTW, ReadStoreData, ReadMemBase]> {
let Inst{12-9} = imm{5-2};
let Inst{8-7} = imm{7-6};
}
let DecoderNamespace = "RISCV32Only_",
Predicates = [HasStdExtC, HasStdExtF, IsRV32] in
-def C_FSWSP : CStackStore<0b111, "c.fswsp", FPR32, uimm8_lsb00> {
+def C_FSWSP : CStackStore<0b111, "c.fswsp", FPR32, uimm8_lsb00>,
+ Sched<[WriteFST32, ReadStoreData, ReadMemBase]> {
let Inst{12-9} = imm{5-2};
let Inst{8-7} = imm{7-6};
}
let Predicates = [HasStdExtC, IsRV64] in
-def C_SDSP : CStackStore<0b111, "c.sdsp", GPR, uimm9_lsb000> {
+def C_SDSP : CStackStore<0b111, "c.sdsp", GPR, uimm9_lsb000>,
+ Sched<[WriteSTD, ReadStoreData, ReadMemBase]> {
let Inst{12-10} = imm{5-3};
let Inst{9-7} = imm{8-6};
}
// The all zeros pattern isn't a valid RISC-V instruction. It's used by GNU
// binutils as 16-bit instruction known to be unimplemented (i.e., trapping).
let hasSideEffects = 1, mayLoad = 0, mayStore = 0 in
-def C_UNIMP : RVInst16<(outs), (ins), "c.unimp", "", [], InstFormatOther> {
+def C_UNIMP : RVInst16<(outs), (ins), "c.unimp", "", [], InstFormatOther>,
+ Sched<[]> {
let Inst{15-0} = 0;
}
let rd = 0 in
def C_NOP_HINT : RVInst16CI<0b000, 0b01, (outs), (ins simm6nonzero:$imm),
- "c.nop", "$imm"> {
+ "c.nop", "$imm">, Sched<[WriteNop]> {
let Inst{6-2} = imm{4-0};
let DecoderMethod = "decodeRVCInstrSImm";
}
// Just a different syntax for the c.nop hint: c.addi x0, simm6 vs c.nop simm6.
def C_ADDI_HINT_X0 : RVInst16CI<0b000, 0b01, (outs GPRX0:$rd_wb),
(ins GPRX0:$rd, simm6nonzero:$imm),
- "c.addi", "$rd, $imm"> {
+ "c.addi", "$rd, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = imm{4-0};
let isAsmParserOnly = 1;
def C_ADDI_HINT_IMM_ZERO : RVInst16CI<0b000, 0b01, (outs GPRNoX0:$rd_wb),
(ins GPRNoX0:$rd, immzero:$imm),
- "c.addi", "$rd, $imm"> {
+ "c.addi", "$rd, $imm">,
+ Sched<[WriteIALU, ReadIALU]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = 0;
let isAsmParserOnly = 1;
}
def C_LI_HINT : RVInst16CI<0b010, 0b01, (outs GPRX0:$rd), (ins simm6:$imm),
- "c.li", "$rd, $imm"> {
+ "c.li", "$rd, $imm">,
+ Sched<[WriteIALU]> {
let Inst{6-2} = imm{4-0};
let Inst{11-7} = 0;
let DecoderMethod = "decodeRVCInstrRdSImm";
def C_LUI_HINT : RVInst16CI<0b011, 0b01, (outs GPRX0:$rd),
(ins c_lui_imm:$imm),
- "c.lui", "$rd, $imm"> {
+ "c.lui", "$rd, $imm">,
+ Sched<[WriteIALU]> {
let Inst{6-2} = imm{4-0};
let Inst{11-7} = 0;
let DecoderMethod = "decodeRVCInstrRdSImm";
}
def C_MV_HINT : RVInst16CR<0b1000, 0b10, (outs GPRX0:$rs1), (ins GPRNoX0:$rs2),
- "c.mv", "$rs1, $rs2">
+ "c.mv", "$rs1, $rs2">, Sched<[WriteIALU, ReadIALU]>
{
let Inst{11-7} = 0;
let DecoderMethod = "decodeRVCInstrRdRs2";
def C_ADD_HINT : RVInst16CR<0b1001, 0b10, (outs GPRX0:$rs1_wb),
(ins GPRX0:$rs1, GPRNoX0:$rs2),
- "c.add", "$rs1, $rs2"> {
+ "c.add", "$rs1, $rs2">,
+ Sched<[WriteIALU, ReadIALU, ReadIALU]> {
let Constraints = "$rs1 = $rs1_wb";
let Inst{11-7} = 0;
let DecoderMethod = "decodeRVCInstrRdRs1Rs2";
def C_SLLI_HINT : RVInst16CI<0b000, 0b10, (outs GPRX0:$rd_wb),
(ins GPRX0:$rd, uimmlog2xlennonzero:$imm),
- "c.slli" ,"$rd, $imm"> {
+ "c.slli" ,"$rd, $imm">,
+ Sched<[WriteShift, ReadShift]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = imm{4-0};
let Inst{11-7} = 0;
}
def C_SLLI64_HINT : RVInst16CI<0b000, 0b10, (outs GPR:$rd_wb), (ins GPR:$rd),
- "c.slli64" ,"$rd"> {
+ "c.slli64" ,"$rd">,
+ Sched<[WriteShift, ReadShift]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = 0;
let Inst{12} = 0;
def C_SRLI64_HINT : RVInst16CI<0b100, 0b01, (outs GPRC:$rd_wb),
(ins GPRC:$rd),
- "c.srli64", "$rd"> {
+ "c.srli64", "$rd">,
+ Sched<[WriteShift, ReadShift]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = 0;
let Inst{11-10} = 0;
def C_SRAI64_HINT : RVInst16CI<0b100, 0b01, (outs GPRC:$rd_wb),
(ins GPRC:$rd),
- "c.srai64", "$rd"> {
+ "c.srai64", "$rd">,
+ Sched<[WriteShift, ReadShift]> {
let Constraints = "$rd = $rd_wb";
let Inst{6-2} = 0;
let Inst{11-10} = 1;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPALUD_rr<bits<7> funct7, bits<3> funct3, string opcodestr>
: RVInstR<funct7, funct3, OPC_OP_FP, (outs FPR64:$rd),
- (ins FPR64:$rs1, FPR64:$rs2), opcodestr, "$rd, $rs1, $rs2">;
+ (ins FPR64:$rs1, FPR64:$rs2), opcodestr, "$rd, $rs1, $rs2">,
+ Sched<[WriteFALU64, ReadFALU64, ReadFALU64]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPALUD_rr_frm<bits<7> funct7, string opcodestr>
: RVInstRFrm<funct7, OPC_OP_FP, (outs FPR64:$rd),
(ins FPR64:$rs1, FPR64:$rs2, frmarg:$funct3), opcodestr,
- "$rd, $rs1, $rs2, $funct3">;
+ "$rd, $rs1, $rs2, $funct3">,
+ Sched<[WriteFALU64, ReadFALU64, ReadFALU64]>;
class FPALUDDynFrmAlias<FPALUD_rr_frm Inst, string OpcodeStr>
: InstAlias<OpcodeStr#" $rd, $rs1, $rs2",
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPCmpD_rr<bits<3> funct3, string opcodestr>
: RVInstR<0b1010001, funct3, OPC_OP_FP, (outs GPR:$rd),
- (ins FPR64:$rs1, FPR64:$rs2), opcodestr, "$rd, $rs1, $rs2">;
+ (ins FPR64:$rs1, FPR64:$rs2), opcodestr, "$rd, $rs1, $rs2">,
+ Sched<[WriteFCmp64, ReadFCmp64, ReadFCmp64]>;
//===----------------------------------------------------------------------===//
// Instructions
let hasSideEffects = 0, mayLoad = 1, mayStore = 0 in
def FLD : RVInstI<0b011, OPC_LOAD_FP, (outs FPR64:$rd),
(ins GPR:$rs1, simm12:$imm12),
- "fld", "$rd, ${imm12}(${rs1})">;
+ "fld", "$rd, ${imm12}(${rs1})">,
+ Sched<[WriteFLD64, ReadMemBase]>;
// Operands for stores are in the order srcreg, base, offset rather than
// reflecting the order these fields are specified in the instruction
let hasSideEffects = 0, mayLoad = 0, mayStore = 1 in
def FSD : RVInstS<0b011, OPC_STORE_FP, (outs),
(ins FPR64:$rs2, GPR:$rs1, simm12:$imm12),
- "fsd", "$rs2, ${imm12}(${rs1})">;
+ "fsd", "$rs2, ${imm12}(${rs1})">,
+ Sched<[WriteFST64, ReadStoreData, ReadMemBase]>;
-def FMADD_D : FPFMAD_rrr_frm<OPC_MADD, "fmadd.d">;
+def FMADD_D : FPFMAD_rrr_frm<OPC_MADD, "fmadd.d">,
+ Sched<[WriteFMulAdd64, ReadFMulAdd64, ReadFMulAdd64, ReadFMulAdd64]>;
def : FPFMADDynFrmAlias<FMADD_D, "fmadd.d">;
-def FMSUB_D : FPFMAD_rrr_frm<OPC_MSUB, "fmsub.d">;
+def FMSUB_D : FPFMAD_rrr_frm<OPC_MSUB, "fmsub.d">,
+ Sched<[WriteFMulSub64, ReadFMulSub64, ReadFMulSub64, ReadFMulSub64]>;
def : FPFMADDynFrmAlias<FMSUB_D, "fmsub.d">;
-def FNMSUB_D : FPFMAD_rrr_frm<OPC_NMSUB, "fnmsub.d">;
+def FNMSUB_D : FPFMAD_rrr_frm<OPC_NMSUB, "fnmsub.d">,
+ Sched<[WriteFMulSub64, ReadFMulSub64, ReadFMulSub64, ReadFMulSub64]>;
def : FPFMADDynFrmAlias<FNMSUB_D, "fnmsub.d">;
-def FNMADD_D : FPFMAD_rrr_frm<OPC_NMADD, "fnmadd.d">;
+def FNMADD_D : FPFMAD_rrr_frm<OPC_NMADD, "fnmadd.d">,
+ Sched<[WriteFMulAdd64, ReadFMulAdd64, ReadFMulAdd64, ReadFMulAdd64]>;
def : FPFMADDynFrmAlias<FNMADD_D, "fnmadd.d">;
def FADD_D : FPALUD_rr_frm<0b0000001, "fadd.d">;
def FDIV_D : FPALUD_rr_frm<0b0001101, "fdiv.d">;
def : FPALUDDynFrmAlias<FDIV_D, "fdiv.d">;
-def FSQRT_D : FPUnaryOp_r_frm<0b0101101, FPR64, FPR64, "fsqrt.d"> {
+def FSQRT_D : FPUnaryOp_r_frm<0b0101101, FPR64, FPR64, "fsqrt.d">,
+ Sched<[WriteFSqrt32, ReadFSqrt32]> {
let rs2 = 0b00000;
}
def : FPUnaryOpDynFrmAlias<FSQRT_D, "fsqrt.d", FPR64, FPR64>;
def FMIN_D : FPALUD_rr<0b0010101, 0b000, "fmin.d">;
def FMAX_D : FPALUD_rr<0b0010101, 0b001, "fmax.d">;
-def FCVT_S_D : FPUnaryOp_r_frm<0b0100000, FPR32, FPR64, "fcvt.s.d"> {
+def FCVT_S_D : FPUnaryOp_r_frm<0b0100000, FPR32, FPR64, "fcvt.s.d">,
+ Sched<[WriteFCvtF64ToF32, ReadFCvtF64ToF32]> {
let rs2 = 0b00001;
}
def : FPUnaryOpDynFrmAlias<FCVT_S_D, "fcvt.s.d", FPR32, FPR64>;
-def FCVT_D_S : FPUnaryOp_r<0b0100001, 0b000, FPR64, FPR32, "fcvt.d.s"> {
+def FCVT_D_S : FPUnaryOp_r<0b0100001, 0b000, FPR64, FPR32, "fcvt.d.s">,
+ Sched<[WriteFCvtF32ToF64, ReadFCvtF32ToF64]> {
let rs2 = 0b00000;
}
def FLT_D : FPCmpD_rr<0b001, "flt.d">;
def FLE_D : FPCmpD_rr<0b000, "fle.d">;
-def FCLASS_D : FPUnaryOp_r<0b1110001, 0b001, GPR, FPR64, "fclass.d"> {
+def FCLASS_D : FPUnaryOp_r<0b1110001, 0b001, GPR, FPR64, "fclass.d">,
+ Sched<[WriteFClass64, ReadFClass64]> {
let rs2 = 0b00000;
}
-def FCVT_W_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.w.d"> {
+def FCVT_W_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.w.d">,
+ Sched<[WriteFCvtF64ToI32, ReadFCvtF64ToI32]> {
let rs2 = 0b00000;
}
def : FPUnaryOpDynFrmAlias<FCVT_W_D, "fcvt.w.d", GPR, FPR64>;
-def FCVT_WU_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.wu.d"> {
+def FCVT_WU_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.wu.d">,
+ Sched<[WriteFCvtF64ToI32, ReadFCvtF64ToI32]> {
let rs2 = 0b00001;
}
def : FPUnaryOpDynFrmAlias<FCVT_WU_D, "fcvt.wu.d", GPR, FPR64>;
-def FCVT_D_W : FPUnaryOp_r<0b1101001, 0b000, FPR64, GPR, "fcvt.d.w"> {
+def FCVT_D_W : FPUnaryOp_r<0b1101001, 0b000, FPR64, GPR, "fcvt.d.w">,
+ Sched<[WriteFCvtI32ToF64, ReadFCvtI32ToF64]> {
let rs2 = 0b00000;
}
-def FCVT_D_WU : FPUnaryOp_r<0b1101001, 0b000, FPR64, GPR, "fcvt.d.wu"> {
+def FCVT_D_WU : FPUnaryOp_r<0b1101001, 0b000, FPR64, GPR, "fcvt.d.wu">,
+ Sched<[WriteFCvtI32ToF64, ReadFCvtI32ToF64]> {
let rs2 = 0b00001;
}
} // Predicates = [HasStdExtD]
let Predicates = [HasStdExtD, IsRV64] in {
-def FCVT_L_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.l.d"> {
+def FCVT_L_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.l.d">,
+ Sched<[WriteFCvtF64ToI64, ReadFCvtF64ToI64]> {
let rs2 = 0b00010;
}
def : FPUnaryOpDynFrmAlias<FCVT_L_D, "fcvt.l.d", GPR, FPR64>;
-def FCVT_LU_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.lu.d"> {
+def FCVT_LU_D : FPUnaryOp_r_frm<0b1100001, GPR, FPR64, "fcvt.lu.d">,
+ Sched<[WriteFCvtF64ToI64, ReadFCvtF64ToI64]> {
let rs2 = 0b00011;
}
def : FPUnaryOpDynFrmAlias<FCVT_LU_D, "fcvt.lu.d", GPR, FPR64>;
-def FMV_X_D : FPUnaryOp_r<0b1110001, 0b000, GPR, FPR64, "fmv.x.d"> {
+def FMV_X_D : FPUnaryOp_r<0b1110001, 0b000, GPR, FPR64, "fmv.x.d">,
+ Sched<[WriteFMovF64ToI64, ReadFMovF64ToI64]> {
let rs2 = 0b00000;
}
-def FCVT_D_L : FPUnaryOp_r_frm<0b1101001, FPR64, GPR, "fcvt.d.l"> {
+def FCVT_D_L : FPUnaryOp_r_frm<0b1101001, FPR64, GPR, "fcvt.d.l">,
+ Sched<[WriteFCvtI64ToF64, ReadFCvtI64ToF64]> {
let rs2 = 0b00010;
}
def : FPUnaryOpDynFrmAlias<FCVT_D_L, "fcvt.d.l", FPR64, GPR>;
-def FCVT_D_LU : FPUnaryOp_r_frm<0b1101001, FPR64, GPR, "fcvt.d.lu"> {
+def FCVT_D_LU : FPUnaryOp_r_frm<0b1101001, FPR64, GPR, "fcvt.d.lu">,
+ Sched<[WriteFCvtI64ToF64, ReadFCvtI64ToF64]> {
let rs2 = 0b00011;
}
def : FPUnaryOpDynFrmAlias<FCVT_D_LU, "fcvt.d.lu", FPR64, GPR>;
-def FMV_D_X : FPUnaryOp_r<0b1111001, 0b000, FPR64, GPR, "fmv.d.x"> {
+def FMV_D_X : FPUnaryOp_r<0b1111001, 0b000, FPR64, GPR, "fmv.d.x">,
+ Sched<[WriteFMovI64ToF64, ReadFMovI64ToF64]> {
let rs2 = 0b00000;
}
} // Predicates = [HasStdExtD, IsRV64]
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPALUS_rr<bits<7> funct7, bits<3> funct3, string opcodestr>
: RVInstR<funct7, funct3, OPC_OP_FP, (outs FPR32:$rd),
- (ins FPR32:$rs1, FPR32:$rs2), opcodestr, "$rd, $rs1, $rs2">;
+ (ins FPR32:$rs1, FPR32:$rs2), opcodestr, "$rd, $rs1, $rs2">,
+ Sched<[WriteFALU32, ReadFALU32, ReadFALU32]>;
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPALUS_rr_frm<bits<7> funct7, string opcodestr>
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
class FPCmpS_rr<bits<3> funct3, string opcodestr>
: RVInstR<0b1010000, funct3, OPC_OP_FP, (outs GPR:$rd),
- (ins FPR32:$rs1, FPR32:$rs2), opcodestr, "$rd, $rs1, $rs2">;
+ (ins FPR32:$rs1, FPR32:$rs2), opcodestr, "$rd, $rs1, $rs2">,
+ Sched<[WriteFCmp32, ReadFCmp32, ReadFCmp32]>;
//===----------------------------------------------------------------------===//
// Instructions
let hasSideEffects = 0, mayLoad = 1, mayStore = 0 in
def FLW : RVInstI<0b010, OPC_LOAD_FP, (outs FPR32:$rd),
(ins GPR:$rs1, simm12:$imm12),
- "flw", "$rd, ${imm12}(${rs1})">;
+ "flw", "$rd, ${imm12}(${rs1})">,
+ Sched<[WriteFLD32, ReadMemBase]>;
// Operands for stores are in the order srcreg, base, offset rather than
// reflecting the order these fields are specified in the instruction
let hasSideEffects = 0, mayLoad = 0, mayStore = 1 in
def FSW : RVInstS<0b010, OPC_STORE_FP, (outs),
(ins FPR32:$rs2, GPR:$rs1, simm12:$imm12),
- "fsw", "$rs2, ${imm12}(${rs1})">;
+ "fsw", "$rs2, ${imm12}(${rs1})">,
+ Sched<[WriteFST32, ReadStoreData, ReadMemBase]>;
-def FMADD_S : FPFMAS_rrr_frm<OPC_MADD, "fmadd.s">;
+def FMADD_S : FPFMAS_rrr_frm<OPC_MADD, "fmadd.s">,
+ Sched<[WriteFMulAdd32, ReadFMulAdd32, ReadFMulAdd32, ReadFMulAdd32]>;
def : FPFMASDynFrmAlias<FMADD_S, "fmadd.s">;
-def FMSUB_S : FPFMAS_rrr_frm<OPC_MSUB, "fmsub.s">;
+def FMSUB_S : FPFMAS_rrr_frm<OPC_MSUB, "fmsub.s">,
+ Sched<[WriteFMulSub32, ReadFMulSub32, ReadFMulSub32, ReadFMulSub32]>;
def : FPFMASDynFrmAlias<FMSUB_S, "fmsub.s">;
-def FNMSUB_S : FPFMAS_rrr_frm<OPC_NMSUB, "fnmsub.s">;
+def FNMSUB_S : FPFMAS_rrr_frm<OPC_NMSUB, "fnmsub.s">,
+ Sched<[WriteFMulSub32, ReadFMulSub32, ReadFMulSub32, ReadFMulSub32]>;
def : FPFMASDynFrmAlias<FNMSUB_S, "fnmsub.s">;
-def FNMADD_S : FPFMAS_rrr_frm<OPC_NMADD, "fnmadd.s">;
+def FNMADD_S : FPFMAS_rrr_frm<OPC_NMADD, "fnmadd.s">,
+ Sched<[WriteFMulAdd32, ReadFMulAdd32, ReadFMulAdd32, ReadFMulAdd32]>;
def : FPFMASDynFrmAlias<FNMADD_S, "fnmadd.s">;
-def FADD_S : FPALUS_rr_frm<0b0000000, "fadd.s">;
+def FADD_S : FPALUS_rr_frm<0b0000000, "fadd.s">,
+ Sched<[WriteFALU32, ReadFALU32, ReadFALU32]>;
def : FPALUSDynFrmAlias<FADD_S, "fadd.s">;
-def FSUB_S : FPALUS_rr_frm<0b0000100, "fsub.s">;
+def FSUB_S : FPALUS_rr_frm<0b0000100, "fsub.s">,
+ Sched<[WriteFALU32, ReadFALU32, ReadFALU32]>;
def : FPALUSDynFrmAlias<FSUB_S, "fsub.s">;
-def FMUL_S : FPALUS_rr_frm<0b0001000, "fmul.s">;
+def FMUL_S : FPALUS_rr_frm<0b0001000, "fmul.s">,
+ Sched<[WriteFMul32, ReadFMul32, ReadFMul32]>;
def : FPALUSDynFrmAlias<FMUL_S, "fmul.s">;
-def FDIV_S : FPALUS_rr_frm<0b0001100, "fdiv.s">;
+def FDIV_S : FPALUS_rr_frm<0b0001100, "fdiv.s">,
+ Sched<[WriteFDiv32, ReadFDiv32, ReadFDiv32]>;
def : FPALUSDynFrmAlias<FDIV_S, "fdiv.s">;
-def FSQRT_S : FPUnaryOp_r_frm<0b0101100, FPR32, FPR32, "fsqrt.s"> {
+def FSQRT_S : FPUnaryOp_r_frm<0b0101100, FPR32, FPR32, "fsqrt.s">,
+ Sched<[WriteFSqrt32, ReadFSqrt32]> {
let rs2 = 0b00000;
}
def : FPUnaryOpDynFrmAlias<FSQRT_S, "fsqrt.s", FPR32, FPR32>;
def FMIN_S : FPALUS_rr<0b0010100, 0b000, "fmin.s">;
def FMAX_S : FPALUS_rr<0b0010100, 0b001, "fmax.s">;
-def FCVT_W_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.w.s"> {
+def FCVT_W_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.w.s">,
+ Sched<[WriteFCvtF32ToI32, ReadFCvtF32ToI32]> {
let rs2 = 0b00000;
}
def : FPUnaryOpDynFrmAlias<FCVT_W_S, "fcvt.w.s", GPR, FPR32>;
-def FCVT_WU_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.wu.s"> {
+def FCVT_WU_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.wu.s">,
+ Sched<[WriteFCvtF32ToI32, ReadFCvtF32ToI32]> {
let rs2 = 0b00001;
}
def : FPUnaryOpDynFrmAlias<FCVT_WU_S, "fcvt.wu.s", GPR, FPR32>;
-def FMV_X_W : FPUnaryOp_r<0b1110000, 0b000, GPR, FPR32, "fmv.x.w"> {
+def FMV_X_W : FPUnaryOp_r<0b1110000, 0b000, GPR, FPR32, "fmv.x.w">,
+ Sched<[WriteFMovF32ToI32, ReadFMovF32ToI32]> {
let rs2 = 0b00000;
}
def FLT_S : FPCmpS_rr<0b001, "flt.s">;
def FLE_S : FPCmpS_rr<0b000, "fle.s">;
-def FCLASS_S : FPUnaryOp_r<0b1110000, 0b001, GPR, FPR32, "fclass.s"> {
+def FCLASS_S : FPUnaryOp_r<0b1110000, 0b001, GPR, FPR32, "fclass.s">,
+ Sched<[WriteFClass32, ReadFClass32]> {
let rs2 = 0b00000;
}
-def FCVT_S_W : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.w"> {
+def FCVT_S_W : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.w">,
+ Sched<[WriteFCvtI32ToF32, ReadFCvtI32ToF32]> {
let rs2 = 0b00000;
}
def : FPUnaryOpDynFrmAlias<FCVT_S_W, "fcvt.s.w", FPR32, GPR>;
-def FCVT_S_WU : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.wu"> {
+def FCVT_S_WU : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.wu">,
+ Sched<[WriteFCvtI32ToF32, ReadFCvtI32ToF32]> {
let rs2 = 0b00001;
}
def : FPUnaryOpDynFrmAlias<FCVT_S_WU, "fcvt.s.wu", FPR32, GPR>;
-def FMV_W_X : FPUnaryOp_r<0b1111000, 0b000, FPR32, GPR, "fmv.w.x"> {
+def FMV_W_X : FPUnaryOp_r<0b1111000, 0b000, FPR32, GPR, "fmv.w.x">,
+ Sched<[WriteFMovI32ToF32, ReadFMovI32ToF32]> {
let rs2 = 0b00000;
}
} // Predicates = [HasStdExtF]
let Predicates = [HasStdExtF, IsRV64] in {
-def FCVT_L_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.l.s"> {
+def FCVT_L_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.l.s">,
+ Sched<[WriteFCvtF32ToI64, ReadFCvtF32ToI64]> {
let rs2 = 0b00010;
}
def : FPUnaryOpDynFrmAlias<FCVT_L_S, "fcvt.l.s", GPR, FPR32>;
-def FCVT_LU_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.lu.s"> {
+def FCVT_LU_S : FPUnaryOp_r_frm<0b1100000, GPR, FPR32, "fcvt.lu.s">,
+ Sched<[WriteFCvtF32ToI64, ReadFCvtF32ToI64]> {
let rs2 = 0b00011;
}
def : FPUnaryOpDynFrmAlias<FCVT_LU_S, "fcvt.lu.s", GPR, FPR32>;
-def FCVT_S_L : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.l"> {
+def FCVT_S_L : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.l">,
+ Sched<[WriteFCvtI64ToF32, ReadFCvtI64ToF32]> {
let rs2 = 0b00010;
}
def : FPUnaryOpDynFrmAlias<FCVT_S_L, "fcvt.s.l", FPR32, GPR>;
-def FCVT_S_LU : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.lu"> {
+def FCVT_S_LU : FPUnaryOp_r_frm<0b1101000, FPR32, GPR, "fcvt.s.lu">,
+ Sched<[WriteFCvtI64ToF32, ReadFCvtI64ToF32]> {
let rs2 = 0b00011;
}
def : FPUnaryOpDynFrmAlias<FCVT_S_LU, "fcvt.s.lu", FPR32, GPR>;
//===----------------------------------------------------------------------===//
let Predicates = [HasStdExtM] in {
-def MUL : ALU_rr<0b0000001, 0b000, "mul">;
-def MULH : ALU_rr<0b0000001, 0b001, "mulh">;
-def MULHSU : ALU_rr<0b0000001, 0b010, "mulhsu">;
-def MULHU : ALU_rr<0b0000001, 0b011, "mulhu">;
-def DIV : ALU_rr<0b0000001, 0b100, "div">;
-def DIVU : ALU_rr<0b0000001, 0b101, "divu">;
-def REM : ALU_rr<0b0000001, 0b110, "rem">;
-def REMU : ALU_rr<0b0000001, 0b111, "remu">;
+def MUL : ALU_rr<0b0000001, 0b000, "mul">,
+ Sched<[WriteIMul, ReadIMul, ReadIMul]>;
+def MULH : ALU_rr<0b0000001, 0b001, "mulh">,
+ Sched<[WriteIMul, ReadIMul, ReadIMul]>;
+def MULHSU : ALU_rr<0b0000001, 0b010, "mulhsu">,
+ Sched<[WriteIMul, ReadIMul, ReadIMul]>;
+def MULHU : ALU_rr<0b0000001, 0b011, "mulhu">,
+ Sched<[WriteIMul, ReadIMul, ReadIMul]>;
+def DIV : ALU_rr<0b0000001, 0b100, "div">,
+ Sched<[WriteIDiv, ReadIDiv, ReadIDiv]>;
+def DIVU : ALU_rr<0b0000001, 0b101, "divu">,
+ Sched<[WriteIDiv, ReadIDiv, ReadIDiv]>;
+def REM : ALU_rr<0b0000001, 0b110, "rem">,
+ Sched<[WriteIDiv, ReadIDiv, ReadIDiv]>;
+def REMU : ALU_rr<0b0000001, 0b111, "remu">,
+ Sched<[WriteIDiv, ReadIDiv, ReadIDiv]>;
} // Predicates = [HasStdExtM]
let Predicates = [HasStdExtM, IsRV64] in {
-def MULW : ALUW_rr<0b0000001, 0b000, "mulw">;
-def DIVW : ALUW_rr<0b0000001, 0b100, "divw">;
-def DIVUW : ALUW_rr<0b0000001, 0b101, "divuw">;
-def REMW : ALUW_rr<0b0000001, 0b110, "remw">;
-def REMUW : ALUW_rr<0b0000001, 0b111, "remuw">;
+def MULW : ALUW_rr<0b0000001, 0b000, "mulw">,
+ Sched<[WriteIMul32, ReadIMul32, ReadIMul32]>;
+def DIVW : ALUW_rr<0b0000001, 0b100, "divw">,
+ Sched<[WriteIDiv32, ReadIDiv32, ReadIDiv32]>;
+def DIVUW : ALUW_rr<0b0000001, 0b101, "divuw">,
+ Sched<[WriteIDiv32, ReadIDiv32, ReadIDiv32]>;
+def REMW : ALUW_rr<0b0000001, 0b110, "remw">,
+ Sched<[WriteIDiv32, ReadIDiv32, ReadIDiv32]>;
+def REMUW : ALUW_rr<0b0000001, 0b111, "remuw">,
+ Sched<[WriteIDiv32, ReadIDiv32, ReadIDiv32]>;
} // Predicates = [HasStdExtM, IsRV64]
//===----------------------------------------------------------------------===//
--- /dev/null
+//==- RISCVSchedRocket32.td - Rocket Scheduling Definitions -*- 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
+//
+//===----------------------------------------------------------------------===//
+
+// ===---------------------------------------------------------------------===//
+// The following definitions describe the simpler per-operand machine model.
+// This works with MachineScheduler. See MCSchedule.h for details.
+
+// Rocket machine model for scheduling and other instruction cost heuristics.
+def Rocket32Model : SchedMachineModel {
+ let MicroOpBufferSize = 0; // Explicitly set to zero since Rocket is in-order.
+ let IssueWidth = 1; // 1 micro-ops are dispatched per cycle.
+ let LoadLatency = 3;
+ let MispredictPenalty = 3;
+ let CompleteModel = 1;
+}
+
+//===----------------------------------------------------------------------===//
+// Define each kind of processor resource and number available.
+
+// Modeling each pipeline as a ProcResource using the BufferSize = 0 since
+// Rocket is in-order.
+
+let BufferSize = 0 in {
+def Rocket32UnitALU : ProcResource<1>; // Int ALU
+def Rocket32UnitIMul : ProcResource<1>; // Int Multiply
+def Rocket32UnitMem : ProcResource<1>; // Load/Store
+def Rocket32UnitB : ProcResource<1>; // Branch
+
+def Rocket32UnitFPALU : ProcResource<1>; // FP ALU
+}
+
+let BufferSize = 1 in {
+def Rocket32UnitIDiv : ProcResource<1>; // Int Division
+def Rocket32UnitFPDivSqrt : ProcResource<1>; // FP Divide/Sqrt'
+}
+
+//===----------------------------------------------------------------------===//
+// Subtarget-specific SchedWrite types which both map the ProcResources and
+// set the latency.
+
+let SchedModel = Rocket32Model in {
+
+def : WriteRes<WriteJmp, [Rocket32UnitB]>;
+def : WriteRes<WriteJal, [Rocket32UnitB]>;
+def : WriteRes<WriteJalr, [Rocket32UnitB]>;
+def : WriteRes<WriteJmpReg, [Rocket32UnitB]>;
+
+def : WriteRes<WriteIALU, [Rocket32UnitALU]>;
+def : WriteRes<WriteShift, [Rocket32UnitALU]>;
+
+// Multiplies on Rocket differ by implementation; placeholder until
+// we can determine how to read from command line
+def : WriteRes<WriteIMul, [Rocket32UnitIMul]> { let Latency = 4; }
+
+// 32-bit divides have worse case latency of 34 cycle
+def : WriteRes<WriteIDiv, [Rocket32UnitIDiv]> {
+ let Latency = 34;
+ let ResourceCycles = [34];
+}
+
+// Memory
+def : WriteRes<WriteSTB, [Rocket32UnitMem]>;
+def : WriteRes<WriteSTH, [Rocket32UnitMem]>;
+def : WriteRes<WriteSTW, [Rocket32UnitMem]>;
+def : WriteRes<WriteFST32, [Rocket32UnitMem]>;
+def : WriteRes<WriteFST64, [Rocket32UnitMem]>;
+
+let Latency = 3 in {
+def : WriteRes<WriteLDB, [Rocket32UnitMem]>;
+def : WriteRes<WriteLDH, [Rocket32UnitMem]>;
+def : WriteRes<WriteCSR, [Rocket32UnitALU]>;
+}
+
+let Latency = 2 in {
+def : WriteRes<WriteLDW, [Rocket32UnitMem]>;
+def : WriteRes<WriteFLD32, [Rocket32UnitMem]>;
+def : WriteRes<WriteFLD64, [Rocket32UnitMem]>;
+
+def : WriteRes<WriteAtomicW, [Rocket32UnitMem]>;
+def : WriteRes<WriteAtomicLDW, [Rocket32UnitMem]>;
+}
+
+def : WriteRes<WriteAtomicSTW, [Rocket32UnitMem]>;
+
+// Most FP single precision operations are 4 cycles
+def : WriteRes<WriteFALU32, [Rocket32UnitFPALU]> { let Latency = 4; }
+
+// Most FP double precision operations are 6 cycles
+def : WriteRes<WriteFALU64, [Rocket32UnitFPALU]> { let Latency = 6; }
+
+let Latency = 2 in {
+def : WriteRes<WriteFCvtI32ToF32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtI32ToF64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF32ToI32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF64ToI32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF32ToF64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF64ToF32, [Rocket32UnitFPALU]>;
+
+def : WriteRes<WriteFClass32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFClass64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCmp32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCmp64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMovF32ToI32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMovI32ToF32, [Rocket32UnitFPALU]>;
+}
+
+let Latency = 5 in {
+def : WriteRes<WriteFMul32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMulAdd32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMulSub32, [Rocket32UnitFPALU]>;
+}
+
+let Latency = 7 in {
+def : WriteRes<WriteFMul64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMulAdd64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFMulSub64, [Rocket32UnitFPALU]>;
+}
+
+// FP Divide unit on Rocket is not pipelined, so set resource cycles to latency
+let Latency = 20, ResourceCycles = [20] in {
+def : WriteRes<WriteFDiv32, [Rocket32UnitFPDivSqrt]>;
+def : WriteRes<WriteFDiv64, [Rocket32UnitFPDivSqrt]>;
+}
+
+// FP Sqrt unit on Rocket is not pipelined, so set resource cycles to latency
+def : WriteRes<WriteFSqrt32, [Rocket32UnitFPDivSqrt]> { let Latency = 20;
+ let ResourceCycles = [20];}
+def : WriteRes<WriteFSqrt64, [Rocket32UnitFPDivSqrt]> { let Latency = 25;
+ let ResourceCycles = [25];}
+
+def : WriteRes<WriteNop, []>;
+
+def : InstRW<[WriteIALU], (instrs COPY)>;
+
+let Unsupported = 1 in {
+def : WriteRes<WriteIALU32, []>;
+def : WriteRes<WriteShift32, []>;
+def : WriteRes<WriteIMul32, []>;
+def : WriteRes<WriteIDiv32, []>;
+def : WriteRes<WriteSTD, []>;
+def : WriteRes<WriteLDWU, []>;
+def : WriteRes<WriteLDD, []>;
+def : WriteRes<WriteAtomicD, []>;
+def : WriteRes<WriteAtomicLDD, []>;
+def : WriteRes<WriteAtomicSTD, []>;
+def : WriteRes<WriteFCvtI64ToF32, []>;
+def : WriteRes<WriteFCvtI64ToF64, []>;
+def : WriteRes<WriteFCvtF64ToI64, []>;
+def : WriteRes<WriteFCvtF32ToI64, []>;
+def : WriteRes<WriteFMovI64ToF64, []>;
+def : WriteRes<WriteFMovF64ToI64, []>;
+}
+
+//===----------------------------------------------------------------------===//
+// Subtarget-specific SchedRead types with cycles.
+// Dummy definitions for RocketCore.
+def : ReadAdvance<ReadJmp, 0>;
+def : ReadAdvance<ReadJalr, 0>;
+def : ReadAdvance<ReadCSR, 0>;
+def : ReadAdvance<ReadStoreData, 0>;
+def : ReadAdvance<ReadMemBase, 0>;
+def : ReadAdvance<ReadIALU, 0>;
+def : ReadAdvance<ReadIALU32, 0>;
+def : ReadAdvance<ReadShift, 0>;
+def : ReadAdvance<ReadShift32, 0>;
+def : ReadAdvance<ReadIDiv, 0>;
+def : ReadAdvance<ReadIDiv32, 0>;
+def : ReadAdvance<ReadIMul, 0>;
+def : ReadAdvance<ReadIMul32, 0>;
+def : ReadAdvance<ReadAtomicWA, 0>;
+def : ReadAdvance<ReadAtomicWD, 0>;
+def : ReadAdvance<ReadAtomicDA, 0>;
+def : ReadAdvance<ReadAtomicDD, 0>;
+def : ReadAdvance<ReadAtomicLDW, 0>;
+def : ReadAdvance<ReadAtomicLDD, 0>;
+def : ReadAdvance<ReadAtomicSTW, 0>;
+def : ReadAdvance<ReadAtomicSTD, 0>;
+def : ReadAdvance<ReadFALU32, 0>;
+def : ReadAdvance<ReadFALU64, 0>;
+def : ReadAdvance<ReadFMul32, 0>;
+def : ReadAdvance<ReadFMulAdd32, 0>;
+def : ReadAdvance<ReadFMulSub32, 0>;
+def : ReadAdvance<ReadFMul64, 0>;
+def : ReadAdvance<ReadFMulAdd64, 0>;
+def : ReadAdvance<ReadFMulSub64, 0>;
+def : ReadAdvance<ReadFDiv32, 0>;
+def : ReadAdvance<ReadFDiv64, 0>;
+def : ReadAdvance<ReadFSqrt32, 0>;
+def : ReadAdvance<ReadFSqrt64, 0>;
+def : ReadAdvance<ReadFCmp32, 0>;
+def : ReadAdvance<ReadFCmp64, 0>;
+def : ReadAdvance<ReadFCvtF32ToI32, 0>;
+def : ReadAdvance<ReadFCvtF32ToI64, 0>;
+def : ReadAdvance<ReadFCvtF64ToI32, 0>;
+def : ReadAdvance<ReadFCvtF64ToI64, 0>;
+def : ReadAdvance<ReadFCvtI32ToF32, 0>;
+def : ReadAdvance<ReadFCvtI32ToF64, 0>;
+def : ReadAdvance<ReadFCvtI64ToF32, 0>;
+def : ReadAdvance<ReadFCvtI64ToF64, 0>;
+def : ReadAdvance<ReadFCvtF32ToF64, 0>;
+def : ReadAdvance<ReadFCvtF64ToF32, 0>;
+def : ReadAdvance<ReadFMovF32ToI32, 0>;
+def : ReadAdvance<ReadFMovI32ToF32, 0>;
+def : ReadAdvance<ReadFMovF64ToI64, 0>;
+def : ReadAdvance<ReadFMovI64ToF64, 0>;
+def : ReadAdvance<ReadFClass32, 0>;
+def : ReadAdvance<ReadFClass64, 0>;
+}
--- /dev/null
+//==- RISCVSchedRocket64.td - Rocket Scheduling Definitions -*- 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
+//
+//===----------------------------------------------------------------------===//
+
+// ===---------------------------------------------------------------------===//
+// The following definitions describe the simpler per-operand machine model.
+// This works with MachineScheduler. See MCSchedule.h for details.
+
+// Rocket machine model for scheduling and other instruction cost heuristics.
+def Rocket64Model : SchedMachineModel {
+ let MicroOpBufferSize = 0; // Explicitly set to zero since Rocket is in-order.
+ let IssueWidth = 1; // 1 micro-ops are dispatched per cycle.
+ let LoadLatency = 3;
+ let MispredictPenalty = 3;
+}
+
+//===----------------------------------------------------------------------===//
+// Define each kind of processor resource and number available.
+
+// Modeling each pipeline as a ProcResource using the BufferSize = 0 since
+// Rocket is in-order.
+
+let BufferSize = 0 in {
+def Rocket64UnitALU : ProcResource<1>; // Int ALU
+def Rocket64UnitIMul : ProcResource<1>; // Int Multiply
+def Rocket64UnitMem : ProcResource<1>; // Load/Store
+def Rocket64UnitB : ProcResource<1>; // Branch
+
+def Rocket64UnitFPALU : ProcResource<1>; // FP ALU
+}
+
+let BufferSize = 1 in {
+def Rocket64UnitIDiv : ProcResource<1>; // Int Division
+def Rocket64UnitFPDivSqrt : ProcResource<1>; // FP Divide/Sqrt
+}
+
+//===----------------------------------------------------------------------===//
+// Subtarget-specific SchedWrite types which both map the ProcResources and
+// set the latency.
+
+let SchedModel = Rocket64Model in {
+
+def : WriteRes<WriteJmp, [Rocket64UnitB]>;
+def : WriteRes<WriteJal, [Rocket64UnitB]>;
+def : WriteRes<WriteJalr, [Rocket64UnitB]>;
+def : WriteRes<WriteJmpReg, [Rocket64UnitB]>;
+
+def : WriteRes<WriteIALU32, [Rocket64UnitALU]>;
+def : WriteRes<WriteIALU, [Rocket64UnitALU]>;
+def : WriteRes<WriteShift32, [Rocket64UnitALU]>;
+def : WriteRes<WriteShift, [Rocket64UnitALU]>;
+
+let Latency = 4 in {
+def : WriteRes<WriteIMul, [Rocket64UnitIMul]>;
+def : WriteRes<WriteIMul32, [Rocket64UnitIMul]>;
+}
+
+// Integer divide varies based on operand magnitude and sign; worse case latency is 34.
+def : WriteRes<WriteIDiv32, [Rocket64UnitIDiv]> {
+ let Latency = 34;
+ let ResourceCycles = [34];
+}
+def : WriteRes<WriteIDiv, [Rocket64UnitIDiv]> {
+ let Latency = 33;
+ let ResourceCycles = [33];
+}
+
+// Memory
+def : WriteRes<WriteSTB, [Rocket64UnitMem]>;
+def : WriteRes<WriteSTH, [Rocket64UnitMem]>;
+def : WriteRes<WriteSTW, [Rocket64UnitMem]>;
+def : WriteRes<WriteSTD, [Rocket64UnitMem]>;
+def : WriteRes<WriteFST32, [Rocket64UnitMem]>;
+def : WriteRes<WriteFST64, [Rocket64UnitMem]>;
+
+let Latency = 3 in {
+def : WriteRes<WriteLDB, [Rocket64UnitMem]>;
+def : WriteRes<WriteLDH, [Rocket64UnitMem]>;
+def : WriteRes<WriteCSR, [Rocket64UnitALU]>;
+}
+
+let Latency = 2 in {
+def : WriteRes<WriteLDW, [Rocket64UnitMem]>;
+def : WriteRes<WriteLDWU, [Rocket64UnitMem]>;
+def : WriteRes<WriteLDD, [Rocket64UnitMem]>;
+def : WriteRes<WriteFLD32, [Rocket64UnitMem]>;
+def : WriteRes<WriteFLD64, [Rocket64UnitMem]>;
+
+def : WriteRes<WriteAtomicW, [Rocket64UnitMem]>;
+def : WriteRes<WriteAtomicD, [Rocket64UnitMem]>;
+
+def : WriteRes<WriteAtomicLDW, [Rocket64UnitMem]>;
+def : WriteRes<WriteAtomicLDD, [Rocket64UnitMem]>;
+}
+
+def : WriteRes<WriteAtomicSTW, [Rocket64UnitMem]>;
+def : WriteRes<WriteAtomicSTD, [Rocket64UnitMem]>;
+
+// Most FP single precision operations are 4 cycles
+def : WriteRes<WriteFALU32, [Rocket64UnitFPALU]> { let Latency = 4; }
+
+// Most FP double precision operations are 6 cycles
+def : WriteRes<WriteFALU64, [Rocket64UnitFPALU]> { let Latency = 6; }
+
+// Conversion instructions
+let Latency = 2 in {
+def : WriteRes<WriteFCvtI32ToF32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtI32ToF64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtI64ToF32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtI64ToF64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF32ToI32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF32ToI64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF64ToI32, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF64ToI64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF32ToF64, [Rocket32UnitFPALU]>;
+def : WriteRes<WriteFCvtF64ToF32, [Rocket32UnitFPALU]>;
+
+def : WriteRes<WriteFClass32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFClass64, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFCmp32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFCmp64, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMovF32ToI32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMovI32ToF32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMovF64ToI64, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMovI64ToF64, [Rocket64UnitFPALU]>;
+}
+
+let Latency = 5 in {
+def : WriteRes<WriteFMul32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMulAdd32, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMulSub32, [Rocket64UnitFPALU]>;
+}
+
+let Latency = 7 in {
+def : WriteRes<WriteFMul64, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMulAdd64, [Rocket64UnitFPALU]>;
+def : WriteRes<WriteFMulSub64, [Rocket64UnitFPALU]>;
+}
+
+// FP Divide unit on Rocket is not pipelined, so set resource cycles to latency
+let Latency = 20, ResourceCycles = [20] in {
+def : WriteRes<WriteFDiv32, [Rocket64UnitFPDivSqrt]>;
+def : WriteRes<WriteFDiv64, [Rocket64UnitFPDivSqrt]>;
+}
+
+// FP Sqrt unit on Rocket is not pipelined, so set resource cycles to latency
+def : WriteRes<WriteFSqrt32, [Rocket64UnitFPDivSqrt]> { let Latency = 20;
+ let ResourceCycles = [20]; }
+def : WriteRes<WriteFSqrt64, [Rocket64UnitFPDivSqrt]> { let Latency = 25;
+ let ResourceCycles = [25]; }
+
+def : WriteRes<WriteNop, []>;
+
+def : InstRW<[WriteIALU], (instrs COPY)>;
+
+//===----------------------------------------------------------------------===//
+// Subtarget-specific SchedRead types with cycles.
+// Dummy definitions for RocketCore.
+def : ReadAdvance<ReadJmp, 0>;
+def : ReadAdvance<ReadJalr, 0>;
+def : ReadAdvance<ReadCSR, 0>;
+def : ReadAdvance<ReadStoreData, 0>;
+def : ReadAdvance<ReadMemBase, 0>;
+def : ReadAdvance<ReadIALU, 0>;
+def : ReadAdvance<ReadIALU32, 0>;
+def : ReadAdvance<ReadShift, 0>;
+def : ReadAdvance<ReadShift32, 0>;
+def : ReadAdvance<ReadIDiv, 0>;
+def : ReadAdvance<ReadIDiv32, 0>;
+def : ReadAdvance<ReadIMul, 0>;
+def : ReadAdvance<ReadIMul32, 0>;
+def : ReadAdvance<ReadAtomicWA, 0>;
+def : ReadAdvance<ReadAtomicWD, 0>;
+def : ReadAdvance<ReadAtomicDA, 0>;
+def : ReadAdvance<ReadAtomicDD, 0>;
+def : ReadAdvance<ReadAtomicLDW, 0>;
+def : ReadAdvance<ReadAtomicLDD, 0>;
+def : ReadAdvance<ReadAtomicSTW, 0>;
+def : ReadAdvance<ReadAtomicSTD, 0>;
+def : ReadAdvance<ReadFALU32, 0>;
+def : ReadAdvance<ReadFALU64, 0>;
+def : ReadAdvance<ReadFMul32, 0>;
+def : ReadAdvance<ReadFMulAdd32, 0>;
+def : ReadAdvance<ReadFMulSub32, 0>;
+def : ReadAdvance<ReadFMul64, 0>;
+def : ReadAdvance<ReadFMulAdd64, 0>;
+def : ReadAdvance<ReadFMulSub64, 0>;
+def : ReadAdvance<ReadFDiv32, 0>;
+def : ReadAdvance<ReadFDiv64, 0>;
+def : ReadAdvance<ReadFSqrt32, 0>;
+def : ReadAdvance<ReadFSqrt64, 0>;
+def : ReadAdvance<ReadFCmp32, 0>;
+def : ReadAdvance<ReadFCmp64, 0>;
+def : ReadAdvance<ReadFCvtF32ToI32, 0>;
+def : ReadAdvance<ReadFCvtF32ToI64, 0>;
+def : ReadAdvance<ReadFCvtF64ToI32, 0>;
+def : ReadAdvance<ReadFCvtF64ToI64, 0>;
+def : ReadAdvance<ReadFCvtI32ToF32, 0>;
+def : ReadAdvance<ReadFCvtI32ToF64, 0>;
+def : ReadAdvance<ReadFCvtI64ToF32, 0>;
+def : ReadAdvance<ReadFCvtI64ToF64, 0>;
+def : ReadAdvance<ReadFCvtF32ToF64, 0>;
+def : ReadAdvance<ReadFCvtF64ToF32, 0>;
+def : ReadAdvance<ReadFMovF32ToI32, 0>;
+def : ReadAdvance<ReadFMovI32ToF32, 0>;
+def : ReadAdvance<ReadFMovF64ToI64, 0>;
+def : ReadAdvance<ReadFMovI64ToF64, 0>;
+def : ReadAdvance<ReadFClass32, 0>;
+def : ReadAdvance<ReadFClass64, 0>;
+}
--- /dev/null
+//===-- RISCVSchedule.td - RISCV Scheduling Definitions -------*- 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
+//
+//===----------------------------------------------------------------------===//
+
+/// Define scheduler resources associated with def operands.
+def WriteIALU : SchedWrite; // 32 or 64-bit integer ALU operations
+def WriteIALU32 : SchedWrite; // 32-bit integer ALU operations on RV64I
+def WriteShift32 : SchedWrite; // 32-bit shift operations on RV64Ix
+def WriteShift : SchedWrite; // 32 or 64-bit shift operations
+def WriteIDiv : SchedWrite; // 32-bit or 64-bit divide and remainder
+def WriteIDiv32 : SchedWrite; // 32-bit divide and remainder on RV64I
+def WriteIMul : SchedWrite; // 32-bit or 64-bit multiply
+def WriteIMul32 : SchedWrite; // 32-bit multiply on RV64I
+def WriteJmp : SchedWrite; // Jump
+def WriteJal : SchedWrite; // Jump and link
+def WriteJalr : SchedWrite; // Jump and link register
+def WriteJmpReg : SchedWrite; // Jump register
+def WriteNop : SchedWrite;
+def WriteLDB : SchedWrite; // Load byte
+def WriteLDH : SchedWrite; // Load half-word
+def WriteLDW : SchedWrite; // Load word
+def WriteLDWU : SchedWrite; // Load word unsigned
+def WriteLDD : SchedWrite; // Load double-word
+def WriteCSR : SchedWrite; // CSR instructions
+def WriteSTB : SchedWrite; // Store byte
+def WriteSTH : SchedWrite; // Store half-word
+def WriteSTW : SchedWrite; // Store word
+def WriteSTD : SchedWrite; // Store double-word
+def WriteAtomicW : SchedWrite; //Atomic memory operation word size
+def WriteAtomicD : SchedWrite; //Atomic memory operation double word size
+def WriteAtomicLDW : SchedWrite; // Atomic load word
+def WriteAtomicLDD : SchedWrite; // Atomic load double word
+def WriteAtomicSTW : SchedWrite; // Atomic store word
+def WriteAtomicSTD : SchedWrite; // Atomic store double word
+def WriteFALU32 : SchedWrite; // FP 32-bit computation
+def WriteFALU64 : SchedWrite; // FP 64-bit computation
+def WriteFMul32 : SchedWrite; // 32-bit floating point multiply
+def WriteFMulAdd32 : SchedWrite; // 32-bit floating point multiply add
+def WriteFMulSub32 : SchedWrite; // 32-bit floating point multiply sub
+def WriteFMul64 : SchedWrite; // 64-bit floating point multiply
+def WriteFMulAdd64 : SchedWrite; // 64-bit floating point multiply add
+def WriteFMulSub64 : SchedWrite; // 64-bit floating point multiply sub
+def WriteFDiv32 : SchedWrite; // 32-bit floating point divide
+def WriteFDiv64 : SchedWrite; // 64-bit floating point divide
+def WriteFSqrt32 : SchedWrite; // 32-bit floating point sqrt
+def WriteFSqrt64 : SchedWrite; // 64-bit floating point sqrt
+
+// Integer to float conversions
+def WriteFCvtI32ToF32 : SchedWrite;
+def WriteFCvtI32ToF64 : SchedWrite;
+def WriteFCvtI64ToF32 : SchedWrite; // RV64I only
+def WriteFCvtI64ToF64 : SchedWrite; // RV64I only
+
+//Float to integer conversions
+def WriteFCvtF32ToI32 : SchedWrite;
+def WriteFCvtF32ToI64 : SchedWrite; // RV64I only
+def WriteFCvtF64ToI32 : SchedWrite;
+def WriteFCvtF64ToI64 : SchedWrite; // RV64I only
+
+// Float to float conversions
+def WriteFCvtF32ToF64 : SchedWrite;
+def WriteFCvtF64ToF32 : SchedWrite;
+
+def WriteFConv32 : SchedWrite; // 32-bit floating point convert
+def WriteFConv64 : SchedWrite; // 64-bit floating point convert
+def WriteFClass32 : SchedWrite; // 32-bit floating point classify
+def WriteFClass64 : SchedWrite; // 64-bit floating point classify
+def WriteFCmp32 : SchedWrite; // 32-bit floating point compare
+def WriteFCmp64 : SchedWrite; // 64-bit floating point compare
+
+def WriteFMovF32ToI32 : SchedWrite;
+def WriteFMovI32ToF32 : SchedWrite;
+def WriteFMovF64ToI64 : SchedWrite; // RV64I only
+def WriteFMovI64ToF64 : SchedWrite; // RV64I only
+
+def WriteFMov32 : SchedWrite; // 32-bit floating point move
+def WriteFMov64 : SchedWrite; // 64-bit floating point move
+def WriteFLD32 : SchedWrite; // Floating point sp load
+def WriteFLD64 : SchedWrite; // Floating point dp load
+def WriteFST32 : SchedWrite; // Floating point sp store
+def WriteFST64 : SchedWrite; // Floating point dp store
+
+/// Define scheduler resources associated with use operands.
+def ReadJmp : SchedRead;
+def ReadJalr : SchedRead;
+def ReadCSR : SchedRead;
+def ReadMemBase : SchedRead;
+def ReadStoreData : SchedRead;
+def ReadIALU : SchedRead;
+def ReadIALU32 : SchedRead; // 32-bit integer ALU operations on RV64I
+def ReadShift : SchedRead;
+def ReadShift32 : SchedRead; // 32-bit shift operations on RV64Ix
+def ReadIDiv : SchedRead;
+def ReadIDiv32 : SchedRead;
+def ReadIMul : SchedRead;
+def ReadIMul32 : SchedRead;
+def ReadAtomicWA : SchedRead;
+def ReadAtomicWD : SchedRead;
+def ReadAtomicDA : SchedRead;
+def ReadAtomicDD : SchedRead;
+def ReadAtomicLDW : SchedRead; // Atomic load word
+def ReadAtomicLDD : SchedRead; // Atomic load double word
+def ReadAtomicSTW : SchedRead; // Atomic store word
+def ReadAtomicSTD : SchedRead; // Atomic store double word
+def ReadFALU32 : SchedRead; // FP 32-bit computation
+def ReadFALU64 : SchedRead; // FP 64-bit computation
+def ReadFMul32 : SchedRead; // 32-bit floating point multiply
+def ReadFMulAdd32 : SchedRead; // 32-bit floating point multiply add
+def ReadFMulSub32 : SchedRead; // 32-bit floating point multiply sub
+def ReadFMul64 : SchedRead; // 64-bit floating point multiply
+def ReadFMulAdd64 : SchedRead; // 64-bit floating point multiply add
+def ReadFMulSub64 : SchedRead; // 64-bit floating point multiply sub
+def ReadFDiv32 : SchedRead; // 32-bit floating point divide
+def ReadFDiv64 : SchedRead; // 64-bit floating point divide
+def ReadFSqrt32 : SchedRead; // 32-bit floating point sqrt
+def ReadFSqrt64 : SchedRead; // 64-bit floating point sqrt
+def ReadFCmp32 : SchedRead;
+def ReadFCmp64 : SchedRead;
+def ReadFCvtF32ToI32 : SchedRead;
+def ReadFCvtF32ToI64 : SchedRead;
+def ReadFCvtF64ToI32 : SchedRead;
+def ReadFCvtF64ToI64 : SchedRead;
+def ReadFCvtI32ToF32 : SchedRead;
+def ReadFCvtI32ToF64 : SchedRead;
+def ReadFCvtI64ToF32 : SchedRead;
+def ReadFCvtI64ToF64 : SchedRead;
+def ReadFMovF32ToI32 : SchedRead;
+def ReadFMovI32ToF32 : SchedRead;
+def ReadFMovF64ToI64 : SchedRead;
+def ReadFMovI64ToF64 : SchedRead;
+def ReadFCvtF32ToF64 : SchedRead;
+def ReadFCvtF64ToF32 : SchedRead;
+def ReadFClass32 : SchedRead;
+def ReadFClass64 : SchedRead;