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[RISCV][NFC] Update RISCVInstrInfoC.td to match usual instruction naming convention
When an instruction mnemonic contains a '.', we usually name the instruction with a _ in that place. e.g. fadd.s -> FADD_S. This patch updates RISCVInstrInfoC.td to do the same, e.g. c.nop -> C_NOP. Also includes some minor formatting changes in RISCVInstrInfoC.td to better align it with the formatting conventions in the rest of the backend. llvm-svn: 320560
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@ -186,14 +186,16 @@ static DecodeStatus DecodeGPRCRegisterClass(MCInst &Inst, uint64_t RegNo,
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// Add implied SP operand for instructions *SP compressed instructions. The SP
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// operand isn't explicitly encoded in the instruction.
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static void addImplySP(MCInst &Inst, int64_t Address, const void *Decoder) {
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if (Inst.getOpcode() == RISCV::CLWSP || Inst.getOpcode() == RISCV::CSWSP ||
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Inst.getOpcode() == RISCV::CLDSP || Inst.getOpcode() == RISCV::CSDSP ||
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Inst.getOpcode() == RISCV::CFLWSP || Inst.getOpcode() == RISCV::CFSWSP ||
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Inst.getOpcode() == RISCV::CFLDSP || Inst.getOpcode() == RISCV::CFSDSP ||
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Inst.getOpcode() == RISCV::CADDI4SPN) {
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if (Inst.getOpcode() == RISCV::C_LWSP || Inst.getOpcode() == RISCV::C_SWSP ||
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Inst.getOpcode() == RISCV::C_LDSP || Inst.getOpcode() == RISCV::C_SDSP ||
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Inst.getOpcode() == RISCV::C_FLWSP ||
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Inst.getOpcode() == RISCV::C_FSWSP ||
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Inst.getOpcode() == RISCV::C_FLDSP ||
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Inst.getOpcode() == RISCV::C_FSDSP ||
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Inst.getOpcode() == RISCV::C_ADDI4SPN) {
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DecodeGPRRegisterClass(Inst, 2, Address, Decoder);
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}
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if (Inst.getOpcode() == RISCV::CADDI16SP) {
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if (Inst.getOpcode() == RISCV::C_ADDI16SP) {
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DecodeGPRRegisterClass(Inst, 2, Address, Decoder);
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DecodeGPRRegisterClass(Inst, 2, Address, Decoder);
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}
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@ -101,32 +101,32 @@ def simm12_lsb0 : Operand<OtherVT> {
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let hasSideEffects = 0, mayLoad = 1, mayStore = 0 in
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class CStackLoad<bits<3> funct3, string OpcodeStr,
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RegisterClass cls, DAGOperand opnd> :
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RVInst16CI<funct3, 0b10, (outs cls:$rd), (ins SP:$rs1, opnd:$imm),
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RegisterClass cls, DAGOperand opnd>
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: RVInst16CI<funct3, 0b10, (outs cls:$rd), (ins SP:$rs1, opnd:$imm),
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OpcodeStr, "$rd, ${imm}(${rs1})">;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 1 in
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class CStackStore<bits<3> funct3, string OpcodeStr,
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RegisterClass cls, DAGOperand opnd> :
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RVInst16CSS<funct3, 0b10, (outs), (ins cls:$rs2, SP:$rs1, opnd:$imm),
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RegisterClass cls, DAGOperand opnd>
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: RVInst16CSS<funct3, 0b10, (outs), (ins cls:$rs2, SP:$rs1, opnd:$imm),
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OpcodeStr, "$rs2, ${imm}(${rs1})">;
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let hasSideEffects = 0, mayLoad = 1, mayStore = 0 in
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class CLoad_ri<bits<3> funct3, string OpcodeStr,
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RegisterClass cls, DAGOperand opnd> :
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RVInst16CL<funct3, 0b00, (outs cls:$rd), (ins GPRC:$rs1, opnd:$imm),
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RegisterClass cls, DAGOperand opnd>
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: RVInst16CL<funct3, 0b00, (outs cls:$rd), (ins GPRC:$rs1, opnd:$imm),
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OpcodeStr, "$rd, ${imm}(${rs1})">;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 1 in
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class CStore_rri<bits<3> funct3, string OpcodeStr,
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RegisterClass cls, DAGOperand opnd> :
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RVInst16CS<funct3, 0b00, (outs), (ins cls:$rs2, GPRC:$rs1, opnd:$imm),
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RegisterClass cls, DAGOperand opnd>
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: RVInst16CS<funct3, 0b00, (outs), (ins cls:$rs2, GPRC:$rs1, opnd:$imm),
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OpcodeStr, "$rs2, ${imm}(${rs1})">;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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class Bcz<bits<3> funct3, string OpcodeStr, PatFrag CondOp,
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RegisterClass cls> :
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RVInst16CB<funct3, 0b01, (outs), (ins cls:$rs1, simm9_lsb0:$imm),
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RegisterClass cls>
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: RVInst16CB<funct3, 0b01, (outs), (ins cls:$rs1, simm9_lsb0:$imm),
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OpcodeStr, "$rs1, $imm"> {
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let isBranch = 1;
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let isTerminator = 1;
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@ -139,8 +139,8 @@ class Bcz<bits<3> funct3, string OpcodeStr, PatFrag CondOp,
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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class Shift_right<bits<2> funct2, string OpcodeStr, RegisterClass cls,
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Operand ImmOpnd> :
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RVInst16CB<0b100, 0b01, (outs cls:$rs1_wb), (ins cls:$rs1, ImmOpnd:$imm),
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Operand ImmOpnd>
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: RVInst16CB<0b100, 0b01, (outs cls:$rs1_wb), (ins cls:$rs1, ImmOpnd:$imm),
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OpcodeStr, "$rs1, $imm"> {
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let Constraints = "$rs1 = $rs1_wb";
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let Inst{12} = imm{5};
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@ -150,8 +150,8 @@ class Shift_right<bits<2> funct2, string OpcodeStr, RegisterClass cls,
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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class CS_ALU<bits<2> funct2, string OpcodeStr, RegisterClass cls,
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bit RV64only> :
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RVInst16CS<0b100, 0b01, (outs cls:$rd_wb), (ins cls:$rd, cls:$rs2),
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bit RV64only>
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: RVInst16CS<0b100, 0b01, (outs cls:$rd_wb), (ins cls:$rd, cls:$rs2),
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OpcodeStr, "$rd, $rs2"> {
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bits<3> rd;
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let Constraints = "$rd = $rd_wb";
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@ -168,9 +168,9 @@ class CS_ALU<bits<2> funct2, string OpcodeStr, RegisterClass cls,
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let Predicates = [HasStdExtC] in {
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CADDI4SPN : RVInst16CIW<0b000, 0b00, (outs GPRC:$rd),
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(ins SP:$rs1, uimm10_lsb00nonzero:$imm),
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"c.addi4spn", "$rd, $rs1, $imm"> {
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def C_ADDI4SPN : RVInst16CIW<0b000, 0b00, (outs GPRC:$rd),
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(ins SP:$rs1, uimm10_lsb00nonzero:$imm),
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"c.addi4spn", "$rd, $rs1, $imm"> {
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bits<5> rs1;
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let Inst{12-11} = imm{5-4};
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let Inst{10-7} = imm{9-6};
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@ -178,14 +178,14 @@ def CADDI4SPN : RVInst16CIW<0b000, 0b00, (outs GPRC:$rd),
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let Inst{5} = imm{3};
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}
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def CFLD : CLoad_ri<0b001, "c.fld", FPR64C, uimm8_lsb000>,
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Requires<[HasStdExtD]> {
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def C_FLD : CLoad_ri<0b001, "c.fld", FPR64C, uimm8_lsb000>,
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Requires<[HasStdExtD]> {
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bits<8> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6-5} = imm{7-6};
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}
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def CLW : CLoad_ri<0b010, "c.lw", GPRC, uimm7_lsb00> {
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def C_LW : CLoad_ri<0b010, "c.lw", GPRC, uimm7_lsb00> {
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bits<7> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6} = imm{2};
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@ -193,29 +193,29 @@ def CLW : CLoad_ri<0b010, "c.lw", GPRC, uimm7_lsb00> {
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}
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let DecoderNamespace = "RISCV32Only_" in
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def CFLW : CLoad_ri<0b011, "c.flw", FPR32C, uimm7_lsb00>,
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Requires<[HasStdExtF, IsRV32]> {
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def C_FLW : CLoad_ri<0b011, "c.flw", FPR32C, uimm7_lsb00>,
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Requires<[HasStdExtF, IsRV32]> {
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bits<7> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6} = imm{2};
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let Inst{5} = imm{6};
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}
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def CLD : CLoad_ri<0b011, "c.ld", GPRC, uimm8_lsb000>,
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Requires<[IsRV64]> {
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def C_LD : CLoad_ri<0b011, "c.ld", GPRC, uimm8_lsb000>,
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Requires<[IsRV64]> {
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bits<8> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6-5} = imm{7-6};
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}
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def CFSD : CStore_rri<0b101, "c.fsd", FPR64C, uimm8_lsb000>,
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Requires<[HasStdExtD]> {
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def C_FSD : CStore_rri<0b101, "c.fsd", FPR64C, uimm8_lsb000>,
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Requires<[HasStdExtD]> {
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bits<8> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6-5} = imm{7-6};
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}
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def CSW : CStore_rri<0b110, "c.sw", GPRC, uimm7_lsb00> {
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def C_SW : CStore_rri<0b110, "c.sw", GPRC, uimm7_lsb00> {
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bits<7> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6} = imm{2};
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@ -223,57 +223,57 @@ def CSW : CStore_rri<0b110, "c.sw", GPRC, uimm7_lsb00> {
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}
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let DecoderNamespace = "RISCV32Only_" in
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def CFSW : CStore_rri<0b111, "c.fsw", FPR32C, uimm7_lsb00>,
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Requires<[HasStdExtF, IsRV32]> {
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def C_FSW : CStore_rri<0b111, "c.fsw", FPR32C, uimm7_lsb00>,
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Requires<[HasStdExtF, IsRV32]> {
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bits<7> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6} = imm{2};
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let Inst{5} = imm{6};
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}
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def CSD : CStore_rri<0b111, "c.sd", GPRC, uimm8_lsb000>,
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Requires<[IsRV64]> {
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def C_SD : CStore_rri<0b111, "c.sd", GPRC, uimm8_lsb000>,
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Requires<[IsRV64]> {
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bits<8> imm;
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let Inst{12-10} = imm{5-3};
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let Inst{6-5} = imm{7-6};
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}
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let rd = 0, imm = 0, hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CNOP : RVInst16CI<0b000, 0b01, (outs), (ins), "c.nop", "">;
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def C_NOP : RVInst16CI<0b000, 0b01, (outs), (ins), "c.nop", "">;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CADDI : RVInst16CI<0b000, 0b01, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, simm6:$imm),
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"c.addi", "$rd, $imm"> {
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def C_ADDI : RVInst16CI<0b000, 0b01, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, simm6:$imm),
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"c.addi", "$rd, $imm"> {
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let Constraints = "$rd = $rd_wb";
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let Inst{6-2} = imm{4-0};
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}
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0, isCall = 1,
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DecoderNamespace = "RISCV32Only_" in
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def CJAL : RVInst16CJ<0b001, 0b01, (outs), (ins simm12_lsb0:$offset),
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"c.jal", "$offset">,
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Requires<[IsRV32]>;
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DecoderNamespace = "RISCV32Only_" in
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def C_JAL : RVInst16CJ<0b001, 0b01, (outs), (ins simm12_lsb0:$offset),
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"c.jal", "$offset">,
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Requires<[IsRV32]>;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CADDIW : RVInst16CI<0b001, 0b01, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, simm6:$imm),
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"c.addiw", "$rd, $imm">,
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Requires<[IsRV64]> {
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def C_ADDIW : RVInst16CI<0b001, 0b01, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, simm6:$imm),
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"c.addiw", "$rd, $imm">,
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Requires<[IsRV64]> {
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let Constraints = "$rd = $rd_wb";
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let Inst{6-2} = imm{4-0};
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}
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CLI : RVInst16CI<0b010, 0b01, (outs GPRNoX0:$rd), (ins simm6:$imm),
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"c.li", "$rd, $imm"> {
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def C_LI : RVInst16CI<0b010, 0b01, (outs GPRNoX0:$rd), (ins simm6:$imm),
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"c.li", "$rd, $imm"> {
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let Inst{6-2} = imm{4-0};
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}
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CADDI16SP : RVInst16CI<0b011, 0b01, (outs SP:$rd_wb),
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(ins SP:$rd, simm10_lsb0000:$imm),
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"c.addi16sp", "$rd, $imm"> {
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def C_ADDI16SP : RVInst16CI<0b011, 0b01, (outs SP:$rd_wb),
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(ins SP:$rd, simm10_lsb0000:$imm),
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"c.addi16sp", "$rd, $imm"> {
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let Constraints = "$rd = $rd_wb";
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let Inst{12} = imm{9};
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let Inst{11-7} = 2;
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@ -284,78 +284,78 @@ def CADDI16SP : RVInst16CI<0b011, 0b01, (outs SP:$rd_wb),
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}
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CLUI : RVInst16CI<0b011, 0b01, (outs GPRNoX0X2:$rd),
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(ins uimm6nonzero:$imm),
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"c.lui", "$rd, $imm"> {
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def C_LUI : RVInst16CI<0b011, 0b01, (outs GPRNoX0X2:$rd),
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(ins uimm6nonzero:$imm),
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"c.lui", "$rd, $imm"> {
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let Inst{6-2} = imm{4-0};
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}
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def CSRLI : Shift_right<0b00, "c.srli", GPRC, uimm5nonzero>;
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def CSRAI : Shift_right<0b01, "c.srai", GPRC, uimm5nonzero>;
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def C_SRLI : Shift_right<0b00, "c.srli", GPRC, uimm5nonzero>;
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def C_SRAI : Shift_right<0b01, "c.srai", GPRC, uimm5nonzero>;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CANDI : RVInst16CB<0b100, 0b01, (outs GPRC:$rs1_wb), (ins GPRC:$rs1, simm6:$imm),
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"c.andi", "$rs1, $imm"> {
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def C_ANDI : RVInst16CB<0b100, 0b01, (outs GPRC:$rs1_wb), (ins GPRC:$rs1, simm6:$imm),
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"c.andi", "$rs1, $imm"> {
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let Constraints = "$rs1 = $rs1_wb";
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let Inst{12} = imm{5};
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let Inst{11-10} = 0b10;
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let Inst{6-2} = imm{4-0};
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}
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def CSUB : CS_ALU<0b00, "c.sub", GPRC, 0>;
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def CXOR : CS_ALU<0b01, "c.xor", GPRC, 0>;
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def COR : CS_ALU<0b10, "c.or" , GPRC, 0>;
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def CAND : CS_ALU<0b11, "c.and", GPRC, 0>;
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def C_SUB : CS_ALU<0b00, "c.sub", GPRC, 0>;
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def C_XOR : CS_ALU<0b01, "c.xor", GPRC, 0>;
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def C_OR : CS_ALU<0b10, "c.or" , GPRC, 0>;
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def C_AND : CS_ALU<0b11, "c.and", GPRC, 0>;
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def CSUBW : CS_ALU<0b00, "c.subw", GPRC, 1>, Requires<[IsRV64]>;
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def CADDW : CS_ALU<0b01, "c.addw", GPRC, 1>, Requires<[IsRV64]>;
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def C_SUBW : CS_ALU<0b00, "c.subw", GPRC, 1>, Requires<[IsRV64]>;
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def C_ADDW : CS_ALU<0b01, "c.addw", GPRC, 1>, Requires<[IsRV64]>;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CJ : RVInst16CJ<0b101, 0b01, (outs), (ins simm12_lsb0:$offset),
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"c.j", "$offset"> {
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def C_J : RVInst16CJ<0b101, 0b01, (outs), (ins simm12_lsb0:$offset),
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"c.j", "$offset"> {
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let isBranch = 1;
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let isTerminator=1;
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let isBarrier=1;
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}
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def CBEQZ : Bcz<0b110, "c.beqz", seteq, GPRC>;
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def CBNEZ : Bcz<0b111, "c.bnez", setne, GPRC>;
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def C_BEQZ : Bcz<0b110, "c.beqz", seteq, GPRC>;
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def C_BNEZ : Bcz<0b111, "c.bnez", setne, GPRC>;
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let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
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def CSLLI : RVInst16CI<0b000, 0b10, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, uimm5nonzero:$imm),
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"c.slli" ,"$rd, $imm"> {
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def C_SLLI : RVInst16CI<0b000, 0b10, (outs GPRNoX0:$rd_wb),
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(ins GPRNoX0:$rd, uimm5nonzero:$imm),
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"c.slli" ,"$rd, $imm"> {
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let Constraints = "$rd = $rd_wb";
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let Inst{6-2} = imm{4-0};
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}
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def CFLDSP : CStackLoad<0b001, "c.fldsp", FPR64, uimm9_lsb000>,
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Requires<[HasStdExtD]> {
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def C_FLDSP : CStackLoad<0b001, "c.fldsp", FPR64, uimm9_lsb000>,
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Requires<[HasStdExtD]> {
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let Inst{6-5} = imm{4-3};
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let Inst{4-2} = imm{8-6};
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}
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def CLWSP : CStackLoad<0b010, "c.lwsp", GPRNoX0, uimm8_lsb00> {
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||||
def C_LWSP : CStackLoad<0b010, "c.lwsp", GPRNoX0, uimm8_lsb00> {
|
||||
let Inst{6-4} = imm{4-2};
|
||||
let Inst{3-2} = imm{7-6};
|
||||
}
|
||||
|
||||
let DecoderNamespace = "RISCV32Only_" in
|
||||
def CFLWSP : CStackLoad<0b011, "c.flwsp", FPR32, uimm8_lsb00>,
|
||||
Requires<[HasStdExtF, IsRV32]> {
|
||||
def C_FLWSP : CStackLoad<0b011, "c.flwsp", FPR32, uimm8_lsb00>,
|
||||
Requires<[HasStdExtF, IsRV32]> {
|
||||
let Inst{6-4} = imm{4-2};
|
||||
let Inst{3-2} = imm{7-6};
|
||||
}
|
||||
|
||||
def CLDSP : CStackLoad<0b011, "c.ldsp", GPRNoX0, uimm9_lsb000>,
|
||||
Requires<[IsRV64]> {
|
||||
def C_LDSP : CStackLoad<0b011, "c.ldsp", GPRNoX0, uimm9_lsb000>,
|
||||
Requires<[IsRV64]> {
|
||||
let Inst{6-5} = imm{4-3};
|
||||
let Inst{4-2} = imm{8-6};
|
||||
}
|
||||
|
||||
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
|
||||
def CJR : RVInst16CR<0b1000, 0b10, (outs), (ins GPRNoX0:$rs1),
|
||||
"c.jr", "$rs1"> {
|
||||
def C_JR : RVInst16CR<0b1000, 0b10, (outs), (ins GPRNoX0:$rs1),
|
||||
"c.jr", "$rs1"> {
|
||||
let isBranch = 1;
|
||||
let isBarrier = 1;
|
||||
let isTerminator = 1;
|
||||
@ -364,44 +364,44 @@ def CJR : RVInst16CR<0b1000, 0b10, (outs), (ins GPRNoX0:$rs1),
|
||||
}
|
||||
|
||||
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
|
||||
def CMV : RVInst16CR<0b1000, 0b10, (outs GPRNoX0:$rs1), (ins GPRNoX0:$rs2),
|
||||
"c.mv", "$rs1, $rs2">;
|
||||
def C_MV : RVInst16CR<0b1000, 0b10, (outs GPRNoX0:$rs1), (ins GPRNoX0:$rs2),
|
||||
"c.mv", "$rs1, $rs2">;
|
||||
|
||||
let rs1 = 0, rs2 = 0, hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
|
||||
def CEBREAK : RVInst16CR<0b1001, 0b10, (outs), (ins), "c.ebreak", "">;
|
||||
def C_EBREAK : RVInst16CR<0b1001, 0b10, (outs), (ins), "c.ebreak", "">;
|
||||
|
||||
let hasSideEffects = 0, mayLoad = 0, mayStore = 0,
|
||||
isCall=1, Defs=[X1], rs2 = 0 in
|
||||
def CJALR : RVInst16CR<0b1001, 0b10, (outs), (ins GPRNoX0:$rs1),
|
||||
"c.jalr", "$rs1">;
|
||||
def C_JALR : RVInst16CR<0b1001, 0b10, (outs), (ins GPRNoX0:$rs1),
|
||||
"c.jalr", "$rs1">;
|
||||
|
||||
let hasSideEffects = 0, mayLoad = 0, mayStore = 0 in
|
||||
def CADD : RVInst16CR<0b1001, 0b10, (outs GPRNoX0:$rs1_wb),
|
||||
(ins GPRNoX0:$rs1, GPRNoX0:$rs2),
|
||||
"c.add", "$rs1, $rs2"> {
|
||||
def C_ADD : RVInst16CR<0b1001, 0b10, (outs GPRNoX0:$rs1_wb),
|
||||
(ins GPRNoX0:$rs1, GPRNoX0:$rs2),
|
||||
"c.add", "$rs1, $rs2"> {
|
||||
let Constraints = "$rs1 = $rs1_wb";
|
||||
}
|
||||
|
||||
def CFSDSP : CStackStore<0b101, "c.fsdsp", FPR64, uimm9_lsb000>,
|
||||
Requires<[HasStdExtD]> {
|
||||
def C_FSDSP : CStackStore<0b101, "c.fsdsp", FPR64, uimm9_lsb000>,
|
||||
Requires<[HasStdExtD]> {
|
||||
let Inst{12-10} = imm{5-3};
|
||||
let Inst{9-7} = imm{8-6};
|
||||
}
|
||||
|
||||
def CSWSP : CStackStore<0b110, "c.swsp", GPR, uimm8_lsb00> {
|
||||
def C_SWSP : CStackStore<0b110, "c.swsp", GPR, uimm8_lsb00> {
|
||||
let Inst{12-9} = imm{5-2};
|
||||
let Inst{8-7} = imm{7-6};
|
||||
}
|
||||
|
||||
let DecoderNamespace = "RISCV32Only_" in
|
||||
def CFSWSP : CStackStore<0b111, "c.fswsp", FPR32, uimm8_lsb00>,
|
||||
Requires<[HasStdExtF, IsRV32]> {
|
||||
def C_FSWSP : CStackStore<0b111, "c.fswsp", FPR32, uimm8_lsb00>,
|
||||
Requires<[HasStdExtF, IsRV32]> {
|
||||
let Inst{12-9} = imm{5-2};
|
||||
let Inst{8-7} = imm{7-6};
|
||||
}
|
||||
|
||||
def CSDSP : CStackStore<0b111, "c.sdsp", GPR, uimm9_lsb000>,
|
||||
Requires<[IsRV64]> {
|
||||
def C_SDSP : CStackStore<0b111, "c.sdsp", GPR, uimm9_lsb000>,
|
||||
Requires<[IsRV64]> {
|
||||
let Inst{12-10} = imm{5-3};
|
||||
let Inst{9-7} = imm{8-6};
|
||||
}
|
||||
|
Loading…
Reference in New Issue
Block a user