| //=- Mips32r6InstrInfo.td - Mips32r6 Instruction Information -*- tablegen -*-=// | 
 | // | 
 | //                     The LLVM Compiler Infrastructure | 
 | // | 
 | // This file is distributed under the University of Illinois Open Source | 
 | // License. See LICENSE.TXT for details. | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // This file describes Mips32r6 instructions. | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | include "Mips32r6InstrFormats.td" | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Mips profiles and nodes | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | def SDT_MipsFSelect : SDTypeProfile<1, 3, [SDTCisFP<1>, | 
 |                                            SDTCisSameAs<0,2>, | 
 |                                            SDTCisSameAs<2,3>]>; | 
 |  | 
 | def MipsFSelect : SDNode<"MipsISD::FSELECT", SDT_MipsFSelect>; | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Mips Operands | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | // Notes about removals/changes from MIPS32r6: | 
 | // Reencoded: jr -> jalr | 
 | // Reencoded: jr.hb -> jalr.hb | 
 |  | 
 | def brtarget21 : Operand<OtherVT> { | 
 |   let EncoderMethod = "getBranchTarget21OpValue"; | 
 |   let OperandType = "OPERAND_PCREL"; | 
 |   let DecoderMethod = "DecodeBranchTarget21"; | 
 |   let ParserMatchClass = MipsJumpTargetAsmOperand; | 
 | } | 
 |  | 
 | def brtarget26 : Operand<OtherVT> { | 
 |   let EncoderMethod = "getBranchTarget26OpValue"; | 
 |   let OperandType = "OPERAND_PCREL"; | 
 |   let DecoderMethod = "DecodeBranchTarget26"; | 
 |   let ParserMatchClass = MipsJumpTargetAsmOperand; | 
 | } | 
 |  | 
 | def jmpoffset16 : Operand<OtherVT> { | 
 |   let EncoderMethod = "getJumpOffset16OpValue"; | 
 |   let ParserMatchClass = MipsJumpTargetAsmOperand; | 
 | } | 
 |  | 
 | def calloffset16 : Operand<iPTR> { | 
 |   let EncoderMethod = "getJumpOffset16OpValue"; | 
 |   let ParserMatchClass = MipsJumpTargetAsmOperand; | 
 | } | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Instruction Encodings | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | class ADDIUPC_ENC : PCREL19_FM<OPCODE2_ADDIUPC>; | 
 | class ALIGN_ENC  : SPECIAL3_ALIGN_FM<OPCODE6_ALIGN>; | 
 | class ALUIPC_ENC : PCREL16_FM<OPCODE5_ALUIPC>; | 
 | class AUI_ENC    : AUI_FM; | 
 | class AUIPC_ENC  : PCREL16_FM<OPCODE5_AUIPC>; | 
 |  | 
 | class BAL_ENC   : BAL_FM; | 
 | class BALC_ENC  : BRANCH_OFF26_FM<0b111010>; | 
 | class BC_ENC    : BRANCH_OFF26_FM<0b110010>; | 
 | class BEQC_ENC  : CMP_BRANCH_2R_OFF16_FM<OPGROUP_ADDI>, | 
 |                   DecodeDisambiguates<"AddiGroupBranch">; | 
 | class BEQZALC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_ADDI>, | 
 |                     DecodeDisambiguatedBy<"DaddiGroupBranch">; | 
 | class BNEC_ENC  : CMP_BRANCH_2R_OFF16_FM<OPGROUP_DADDI>, | 
 |                   DecodeDisambiguates<"DaddiGroupBranch">; | 
 | class BNEZALC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_DADDI>, | 
 |                     DecodeDisambiguatedBy<"DaddiGroupBranch">; | 
 |  | 
 | class BLTZC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BGTZL>, | 
 |                   DecodeDisambiguates<"BgtzlGroupBranch">; | 
 | class BGEC_ENC  : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BLEZL>, | 
 |                   DecodeDisambiguatedBy<"BlezlGroupBranch">; | 
 | class BGEUC_ENC : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BLEZ>, | 
 |                   DecodeDisambiguatedBy<"BlezGroupBranch">; | 
 | class BGEZC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BLEZL>, | 
 |                   DecodeDisambiguates<"BlezlGroupBranch">; | 
 | class BGTZALC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BGTZ>, | 
 |                     DecodeDisambiguatedBy<"BgtzGroupBranch">; | 
 |  | 
 | class BLTC_ENC : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BGTZL>, | 
 |                  DecodeDisambiguatedBy<"BgtzlGroupBranch">; | 
 | class BLTUC_ENC : CMP_BRANCH_2R_OFF16_FM<OPGROUP_BGTZ>, | 
 |                   DecodeDisambiguatedBy<"BgtzGroupBranch">; | 
 |  | 
 | class BLEZC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BLEZL>, | 
 |                   DecodeDisambiguatedBy<"BlezlGroupBranch">; | 
 | class BLTZALC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BGTZ>, | 
 |                     DecodeDisambiguates<"BgtzGroupBranch">; | 
 | class BGTZC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BGTZL>, | 
 |                   DecodeDisambiguatedBy<"BgtzlGroupBranch">; | 
 |  | 
 | class BEQZC_ENC : CMP_BRANCH_OFF21_FM<0b110110>; | 
 | class BGEZALC_ENC : CMP_BRANCH_1R_BOTH_OFF16_FM<OPGROUP_BLEZ>, | 
 |                     DecodeDisambiguates<"BlezGroupBranch">; | 
 | class BNEZC_ENC : CMP_BRANCH_OFF21_FM<0b111110>; | 
 |  | 
 | class BC1EQZ_ENC : COP1_BCCZ_FM<OPCODE5_BC1EQZ>; | 
 | class BC1NEZ_ENC : COP1_BCCZ_FM<OPCODE5_BC1NEZ>; | 
 | class BC2EQZ_ENC : COP2_BCCZ_FM<OPCODE5_BC2EQZ>; | 
 | class BC2NEZ_ENC : COP2_BCCZ_FM<OPCODE5_BC2NEZ>; | 
 |  | 
 | class DVP_ENC : COP0_EVP_DVP_FM<0b1>; | 
 | class EVP_ENC : COP0_EVP_DVP_FM<0b0>; | 
 |  | 
 | class JIALC_ENC : JMP_IDX_COMPACT_FM<0b111110>; | 
 | class JIC_ENC   : JMP_IDX_COMPACT_FM<0b110110>; | 
 | class JR_HB_R6_ENC : JR_HB_R6_FM<OPCODE6_JALR>; | 
 | class BITSWAP_ENC : SPECIAL3_2R_FM<OPCODE6_BITSWAP>; | 
 | class BLEZALC_ENC : CMP_BRANCH_1R_RT_OFF16_FM<OPGROUP_BLEZ>, | 
 |                     DecodeDisambiguatedBy<"BlezGroupBranch">; | 
 | class BNVC_ENC   : CMP_BRANCH_2R_OFF16_FM<OPGROUP_DADDI>, | 
 |                    DecodeDisambiguatedBy<"DaddiGroupBranch">; | 
 | class BOVC_ENC   : CMP_BRANCH_2R_OFF16_FM<OPGROUP_ADDI>, | 
 |                    DecodeDisambiguatedBy<"AddiGroupBranch">; | 
 | class DIV_ENC    : SPECIAL_3R_FM<0b00010, 0b011010>; | 
 | class DIVU_ENC   : SPECIAL_3R_FM<0b00010, 0b011011>; | 
 | class MOD_ENC    : SPECIAL_3R_FM<0b00011, 0b011010>; | 
 | class MODU_ENC   : SPECIAL_3R_FM<0b00011, 0b011011>; | 
 | class MUH_ENC    : SPECIAL_3R_FM<0b00011, 0b011000>; | 
 | class MUHU_ENC   : SPECIAL_3R_FM<0b00011, 0b011001>; | 
 | class MUL_R6_ENC : SPECIAL_3R_FM<0b00010, 0b011000>; | 
 | class MULU_ENC   : SPECIAL_3R_FM<0b00010, 0b011001>; | 
 |  | 
 | class MADDF_S_ENC  : COP1_3R_FM<0b011000, FIELD_FMT_S>; | 
 | class MADDF_D_ENC  : COP1_3R_FM<0b011000, FIELD_FMT_D>; | 
 | class MSUBF_S_ENC  : COP1_3R_FM<0b011001, FIELD_FMT_S>; | 
 | class MSUBF_D_ENC  : COP1_3R_FM<0b011001, FIELD_FMT_D>; | 
 |  | 
 | class SEL_D_ENC  : COP1_3R_FM<0b010000, FIELD_FMT_D>; | 
 | class SEL_S_ENC  : COP1_3R_FM<0b010000, FIELD_FMT_S>; | 
 |  | 
 | class SELEQZ_ENC : SPECIAL_3R_FM<0b00000, 0b110101>; | 
 | class SELNEZ_ENC : SPECIAL_3R_FM<0b00000, 0b110111>; | 
 |  | 
 | class LWPC_ENC   : PCREL19_FM<OPCODE2_LWPC>; | 
 | class LWUPC_ENC  : PCREL19_FM<OPCODE2_LWUPC>; | 
 |  | 
 | class MAX_S_ENC : COP1_3R_FM<0b011101, FIELD_FMT_S>; | 
 | class MAX_D_ENC : COP1_3R_FM<0b011101, FIELD_FMT_D>; | 
 | class MIN_S_ENC : COP1_3R_FM<0b011100, FIELD_FMT_S>; | 
 | class MIN_D_ENC : COP1_3R_FM<0b011100, FIELD_FMT_D>; | 
 |  | 
 | class MAXA_S_ENC : COP1_3R_FM<0b011111, FIELD_FMT_S>; | 
 | class MAXA_D_ENC : COP1_3R_FM<0b011111, FIELD_FMT_D>; | 
 | class MINA_S_ENC : COP1_3R_FM<0b011110, FIELD_FMT_S>; | 
 | class MINA_D_ENC : COP1_3R_FM<0b011110, FIELD_FMT_D>; | 
 |  | 
 | class SELEQZ_S_ENC : COP1_3R_FM<0b010100, FIELD_FMT_S>; | 
 | class SELEQZ_D_ENC : COP1_3R_FM<0b010100, FIELD_FMT_D>; | 
 | class SELNEZ_S_ENC : COP1_3R_FM<0b010111, FIELD_FMT_S>; | 
 | class SELNEZ_D_ENC : COP1_3R_FM<0b010111, FIELD_FMT_D>; | 
 |  | 
 | class RINT_S_ENC : COP1_2R_FM<0b011010, FIELD_FMT_S>; | 
 | class RINT_D_ENC : COP1_2R_FM<0b011010, FIELD_FMT_D>; | 
 | class CLASS_S_ENC : COP1_2R_FM<0b011011, FIELD_FMT_S>; | 
 | class CLASS_D_ENC : COP1_2R_FM<0b011011, FIELD_FMT_D>; | 
 |  | 
 | class CACHE_ENC : SPECIAL3_MEM_FM<OPCODE6_CACHE>; | 
 | class PREF_ENC : SPECIAL3_MEM_FM<OPCODE6_PREF>; | 
 |  | 
 | class LDC2_R6_ENC : COP2LDST_FM<OPCODE5_LDC2>; | 
 | class LWC2_R6_ENC : COP2LDST_FM<OPCODE5_LWC2>; | 
 | class SDC2_R6_ENC : COP2LDST_FM<OPCODE5_SDC2>; | 
 | class SWC2_R6_ENC : COP2LDST_FM<OPCODE5_SWC2>; | 
 |  | 
 | class LSA_R6_ENC : SPECIAL_LSA_FM<OPCODE6_LSA>; | 
 |  | 
 | class LL_R6_ENC : SPECIAL3_LL_SC_FM<OPCODE6_LL>; | 
 | class SC_R6_ENC : SPECIAL3_LL_SC_FM<OPCODE6_SC>; | 
 |  | 
 | class CLO_R6_ENC : SPECIAL_2R_FM<OPCODE6_CLO>; | 
 | class CLZ_R6_ENC : SPECIAL_2R_FM<OPCODE6_CLZ>; | 
 |  | 
 | class SDBBP_R6_ENC : SPECIAL_SDBBP_FM; | 
 |  | 
 | class CRC32B_ENC  : SPECIAL3_2R_SZ_CRC<0,0>; | 
 | class CRC32H_ENC  : SPECIAL3_2R_SZ_CRC<1,0>; | 
 | class CRC32W_ENC  : SPECIAL3_2R_SZ_CRC<2,0>; | 
 | class CRC32CB_ENC : SPECIAL3_2R_SZ_CRC<0,1>; | 
 | class CRC32CH_ENC : SPECIAL3_2R_SZ_CRC<1,1>; | 
 | class CRC32CW_ENC : SPECIAL3_2R_SZ_CRC<2,1>; | 
 |  | 
 | class GINVI_ENC : SPECIAL3_GINV<0>; | 
 | class GINVT_ENC : SPECIAL3_GINV<2>; | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Instruction Multiclasses | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | class CMP_CONDN_DESC_BASE<string CondStr, string Typestr, | 
 |                           RegisterOperand FGROpnd, | 
 |                           InstrItinClass Itin, | 
 |                           SDPatternOperator Op = null_frag> { | 
 |   dag OutOperandList = (outs FGRCCOpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat("cmp.", CondStr, ".", Typestr, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = [(set FGRCCOpnd:$fd, (Op FGROpnd:$fs, FGROpnd:$ft))]; | 
 |   bit isCTI = 1; | 
 |   InstrItinClass Itinerary = Itin; | 
 | } | 
 |  | 
 | multiclass CMP_CC_M <FIELD_CMP_FORMAT Format, string Typestr, | 
 |                      RegisterOperand FGROpnd, InstrItinClass Itin>{ | 
 |   let AdditionalPredicates = [NotInMicroMips] in { | 
 |     def CMP_F_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_AF>, | 
 |                       CMP_CONDN_DESC_BASE<"af", Typestr, FGROpnd, Itin>, | 
 |                       MipsR6Arch<!strconcat("cmp.af.", Typestr)>, | 
 |                       ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_UN_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_UN>, | 
 |                        CMP_CONDN_DESC_BASE<"un", Typestr, FGROpnd, Itin, setuo>, | 
 |                        MipsR6Arch<!strconcat("cmp.un.", Typestr)>, | 
 |                        ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_EQ_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_EQ>, | 
 |                        CMP_CONDN_DESC_BASE<"eq", Typestr, FGROpnd, Itin, | 
 |                                            setoeq>, | 
 |                        MipsR6Arch<!strconcat("cmp.eq.", Typestr)>, | 
 |                        ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_UEQ_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_UEQ>, | 
 |                         CMP_CONDN_DESC_BASE<"ueq", Typestr, FGROpnd, Itin, | 
 |                                             setueq>, | 
 |                         MipsR6Arch<!strconcat("cmp.ueq.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_LT_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_LT>, | 
 |                        CMP_CONDN_DESC_BASE<"lt", Typestr, FGROpnd, Itin, | 
 |                                            setolt>, | 
 |                        MipsR6Arch<!strconcat("cmp.lt.", Typestr)>, | 
 |                        ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_ULT_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_ULT>, | 
 |                         CMP_CONDN_DESC_BASE<"ult", Typestr, FGROpnd, Itin, | 
 |                                             setult>, | 
 |                         MipsR6Arch<!strconcat("cmp.ult.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_LE_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, FIELD_CMP_COND_LE>, | 
 |                        CMP_CONDN_DESC_BASE<"le", Typestr, FGROpnd, Itin, | 
 |                                            setole>, | 
 |                        MipsR6Arch<!strconcat("cmp.le.", Typestr)>, | 
 |                        ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_ULE_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_ULE>, | 
 |                         CMP_CONDN_DESC_BASE<"ule", Typestr, FGROpnd, Itin, | 
 |                                             setule>, | 
 |                         MipsR6Arch<!strconcat("cmp.ule.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SAF_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_SAF>, | 
 |                         CMP_CONDN_DESC_BASE<"saf", Typestr, FGROpnd, Itin>, | 
 |                         MipsR6Arch<!strconcat("cmp.saf.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SUN_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_SUN>, | 
 |                         CMP_CONDN_DESC_BASE<"sun", Typestr, FGROpnd, Itin>, | 
 |                         MipsR6Arch<!strconcat("cmp.sun.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SEQ_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_SEQ>, | 
 |                         CMP_CONDN_DESC_BASE<"seq", Typestr, FGROpnd, Itin>, | 
 |                         MipsR6Arch<!strconcat("cmp.seq.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SUEQ_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                       FIELD_CMP_COND_SUEQ>, | 
 |                          CMP_CONDN_DESC_BASE<"sueq", Typestr, FGROpnd, Itin>, | 
 |                          MipsR6Arch<!strconcat("cmp.sueq.", Typestr)>, | 
 |                          ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SLT_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_SLT>, | 
 |                         CMP_CONDN_DESC_BASE<"slt", Typestr, FGROpnd, Itin>, | 
 |                         MipsR6Arch<!strconcat("cmp.slt.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SULT_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                       FIELD_CMP_COND_SULT>, | 
 |                          CMP_CONDN_DESC_BASE<"sult", Typestr, FGROpnd, Itin>, | 
 |                          MipsR6Arch<!strconcat("cmp.sult.", Typestr)>, | 
 |                          ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SLE_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                      FIELD_CMP_COND_SLE>, | 
 |                         CMP_CONDN_DESC_BASE<"sle", Typestr, FGROpnd, Itin>, | 
 |                         MipsR6Arch<!strconcat("cmp.sle.", Typestr)>, | 
 |                         ISA_MIPS32R6, HARDFLOAT; | 
 |     def CMP_SULE_#NAME : R6MMR6Rel, COP1_CMP_CONDN_FM<Format, | 
 |                                                       FIELD_CMP_COND_SULE>, | 
 |                          CMP_CONDN_DESC_BASE<"sule", Typestr, FGROpnd, Itin>, | 
 |                          MipsR6Arch<!strconcat("cmp.sule.", Typestr)>, | 
 |                          ISA_MIPS32R6, HARDFLOAT; | 
 |   } | 
 | } | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Instruction Descriptions | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | class PCREL_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                       Operand ImmOpnd, InstrItinClass itin> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rs); | 
 |   dag InOperandList = (ins ImmOpnd:$imm); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rs, $imm"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class ADDIUPC_DESC : PCREL_DESC_BASE<"addiupc", GPR32Opnd, simm19_lsl2, | 
 |                                      II_ADDIUPC>; | 
 | class LWPC_DESC: PCREL_DESC_BASE<"lwpc", GPR32Opnd, simm19_lsl2, II_LWPC>; | 
 | class LWUPC_DESC: PCREL_DESC_BASE<"lwupc", GPR32Opnd, simm19_lsl2, II_LWUPC>; | 
 |  | 
 | class ALIGN_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                       Operand ImmOpnd, InstrItinClass itin> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt, ImmOpnd:$bp); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt, $bp"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class ALIGN_DESC : ALIGN_DESC_BASE<"align", GPR32Opnd, uimm2, II_ALIGN>; | 
 |  | 
 | class ALUIPC_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        InstrItinClass itin = NoItinerary> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rs); | 
 |   dag InOperandList = (ins simm16:$imm); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rs, $imm"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class ALUIPC_DESC : ALUIPC_DESC_BASE<"aluipc", GPR32Opnd, II_ALUIPC>; | 
 | class AUIPC_DESC : ALUIPC_DESC_BASE<"auipc", GPR32Opnd, II_AUIPC>; | 
 |  | 
 | class AUI_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                     InstrItinClass itin = NoItinerary> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rt); | 
 |   dag InOperandList = (ins GPROpnd:$rs, uimm16:$imm); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $rs, $imm"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class AUI_DESC : AUI_DESC_BASE<"aui", GPR32Opnd, II_AUI>; | 
 |  | 
 | class BRANCH_DESC_BASE { | 
 |   bit isBranch = 1; | 
 |   bit isTerminator = 1; | 
 |   bit hasDelaySlot = 0; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class BC_DESC_BASE<string instr_asm, DAGOperand opnd> : BRANCH_DESC_BASE, | 
 |     MipsR6Arch<instr_asm> { | 
 |   dag InOperandList = (ins opnd:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$offset"); | 
 |   bit isBarrier = 1; | 
 |   InstrItinClass Itinerary = II_BC; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class CMP_BC_DESC_BASE<string instr_asm, DAGOperand opnd, | 
 |                        RegisterOperand GPROpnd> : BRANCH_DESC_BASE, | 
 |                                                   MipsR6Arch<instr_asm> { | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt, opnd:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rs, $rt, $offset"); | 
 |   list<Register> Defs = [AT]; | 
 |   InstrItinClass Itinerary = II_BCCC; | 
 |   bit hasForbiddenSlot = 1; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class CMP_CBR_EQNE_Z_DESC_BASE<string instr_asm, DAGOperand opnd, | 
 |                                RegisterOperand GPROpnd> | 
 |     : BRANCH_DESC_BASE, MipsR6Arch<instr_asm> { | 
 |   dag InOperandList = (ins GPROpnd:$rs, opnd:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rs, $offset"); | 
 |   list<Register> Defs = [AT]; | 
 |   InstrItinClass Itinerary = II_BCCZC; | 
 |   bit hasForbiddenSlot = 1; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class CMP_CBR_RT_Z_DESC_BASE<string instr_asm, DAGOperand opnd, | 
 |                              RegisterOperand GPROpnd> | 
 |     : BRANCH_DESC_BASE, MipsR6Arch<instr_asm> { | 
 |   dag InOperandList = (ins GPROpnd:$rt, opnd:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $offset"); | 
 |   list<Register> Defs = [AT]; | 
 |   InstrItinClass Itinerary = II_BCCZC; | 
 |   bit hasForbiddenSlot = 1; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class BAL_DESC : BC_DESC_BASE<"bal", brtarget> { | 
 |   bit isCall = 1; | 
 |   bit hasDelaySlot = 1; | 
 |   list<Register> Defs = [RA]; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class BALC_DESC : BC_DESC_BASE<"balc", brtarget26> { | 
 |   bit isCall = 1; | 
 |   list<Register> Defs = [RA]; | 
 |   InstrItinClass Itinerary = II_BALC; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 | class BC_DESC : BC_DESC_BASE<"bc", brtarget26>; | 
 | class BGEC_DESC : CMP_BC_DESC_BASE<"bgec", brtarget, GPR32Opnd>; | 
 | class BGEUC_DESC : CMP_BC_DESC_BASE<"bgeuc", brtarget, GPR32Opnd>; | 
 | class BEQC_DESC : CMP_BC_DESC_BASE<"beqc", brtarget, GPR32Opnd>; | 
 | class BNEC_DESC : CMP_BC_DESC_BASE<"bnec", brtarget, GPR32Opnd>; | 
 |  | 
 | class BLTC_DESC : CMP_BC_DESC_BASE<"bltc", brtarget, GPR32Opnd>; | 
 | class BLTUC_DESC : CMP_BC_DESC_BASE<"bltuc", brtarget, GPR32Opnd>; | 
 |  | 
 | class BLTZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bltzc", brtarget, GPR32Opnd>; | 
 | class BGEZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bgezc", brtarget, GPR32Opnd>; | 
 |  | 
 | class BLEZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"blezc", brtarget, GPR32Opnd>; | 
 | class BGTZC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bgtzc", brtarget, GPR32Opnd>; | 
 |  | 
 | class BEQZC_DESC : CMP_CBR_EQNE_Z_DESC_BASE<"beqzc", brtarget21, GPR32Opnd>; | 
 | class BNEZC_DESC : CMP_CBR_EQNE_Z_DESC_BASE<"bnezc", brtarget21, GPR32Opnd>; | 
 |  | 
 | class COP1_BCCZ_DESC_BASE<string instr_asm> : BRANCH_DESC_BASE { | 
 |   dag InOperandList = (ins FGR64Opnd:$ft, brtarget:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = instr_asm; | 
 |   bit hasDelaySlot = 1; | 
 |   InstrItinClass Itinerary = II_BC1CCZ; | 
 | } | 
 |  | 
 | class BC1EQZ_DESC : COP1_BCCZ_DESC_BASE<"bc1eqz $ft, $offset">; | 
 | class BC1NEZ_DESC : COP1_BCCZ_DESC_BASE<"bc1nez $ft, $offset">; | 
 |  | 
 | class COP2_BCCZ_DESC_BASE<string instr_asm> : BRANCH_DESC_BASE { | 
 |   dag InOperandList = (ins COP2Opnd:$ct, brtarget:$offset); | 
 |   dag OutOperandList = (outs); | 
 |   string AsmString = instr_asm; | 
 |   bit hasDelaySlot = 1; | 
 |   bit isCTI = 1; | 
 |   InstrItinClass Itinerary = II_BC2CCZ; | 
 | } | 
 |  | 
 | class BC2EQZ_DESC : COP2_BCCZ_DESC_BASE<"bc2eqz $ct, $offset">; | 
 | class BC2NEZ_DESC : COP2_BCCZ_DESC_BASE<"bc2nez $ct, $offset">; | 
 |  | 
 | class BOVC_DESC   : CMP_BC_DESC_BASE<"bovc", brtarget, GPR32Opnd>; | 
 | class BNVC_DESC   : CMP_BC_DESC_BASE<"bnvc", brtarget, GPR32Opnd>; | 
 |  | 
 | class JMP_IDX_COMPACT_DESC_BASE<string opstr, DAGOperand opnd, | 
 |                                 RegisterOperand GPROpnd, | 
 |                                 InstrItinClass itin = NoItinerary> | 
 |     : MipsR6Arch<opstr> { | 
 |   dag InOperandList = (ins GPROpnd:$rt, opnd:$offset); | 
 |   string AsmString = !strconcat(opstr, "\t$rt, $offset"); | 
 |   list<dag> Pattern = []; | 
 |   bit hasDelaySlot = 0; | 
 |   InstrItinClass Itinerary = itin; | 
 |   bit isCTI = 1; | 
 |   bit isBranch = 1; | 
 |   bit isIndirectBranch = 1; | 
 | } | 
 |  | 
 | class JIALC_DESC : JMP_IDX_COMPACT_DESC_BASE<"jialc", calloffset16, | 
 |                                              GPR32Opnd, II_JIALC> { | 
 |   bit isCall = 1; | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class JIC_DESC : JMP_IDX_COMPACT_DESC_BASE<"jic", jmpoffset16, | 
 |                                            GPR32Opnd, II_JIALC> { | 
 |   bit isBarrier = 1; | 
 |   bit isTerminator = 1; | 
 |   list<Register> Defs = [AT]; | 
 | } | 
 |  | 
 | class JR_HB_R6_DESC : JR_HB_DESC_BASE<"jr.hb", GPR32Opnd> { | 
 |   bit isBranch = 1; | 
 |   bit isIndirectBranch = 1; | 
 |   bit hasDelaySlot = 1; | 
 |   bit isTerminator=1; | 
 |   bit isBarrier=1; | 
 |   bit isCTI = 1; | 
 |   InstrItinClass Itinerary = II_JR_HB; | 
 | } | 
 |  | 
 | class BITSWAP_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                         InstrItinClass itin> | 
 |     : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rt); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rt"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class BITSWAP_DESC : BITSWAP_DESC_BASE<"bitswap", GPR32Opnd, II_BITSWAP>; | 
 |  | 
 | class DIVMOD_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        InstrItinClass itin, | 
 |                        SDPatternOperator Op=null_frag> | 
 |     : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt"); | 
 |   list<dag> Pattern = [(set GPROpnd:$rd, (Op GPROpnd:$rs, GPROpnd:$rt))]; | 
 |   InstrItinClass Itinerary = itin; | 
 |   // This instruction doesn't trap division by zero itself. We must insert | 
 |   // teq instructions as well. | 
 |   bit usesCustomInserter = 1; | 
 | } | 
 |  | 
 | class DVPEVP_DESC_BASE<string instr_asm, InstrItinClass Itin> | 
 |     : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPR32Opnd:$rt); | 
 |   dag InOperandList = (ins); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = Itin; | 
 |   bit hasUnModeledSideEffects = 1; | 
 | } | 
 |  | 
 | class DVP_DESC : DVPEVP_DESC_BASE<"dvp", II_DVP>; | 
 | class EVP_DESC : DVPEVP_DESC_BASE<"evp", II_EVP>; | 
 |  | 
 | class DIV_DESC  : DIVMOD_DESC_BASE<"div", GPR32Opnd, II_DIV, sdiv>; | 
 | class DIVU_DESC : DIVMOD_DESC_BASE<"divu", GPR32Opnd, II_DIVU, udiv>; | 
 | class MOD_DESC  : DIVMOD_DESC_BASE<"mod", GPR32Opnd, II_MOD, srem>; | 
 | class MODU_DESC : DIVMOD_DESC_BASE<"modu", GPR32Opnd, II_MODU, urem>; | 
 |  | 
 | class BEQZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"beqzalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class BGEZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bgezalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class BGTZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bgtzalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class BLEZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"blezalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class BLTZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bltzalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class BNEZALC_DESC : CMP_CBR_RT_Z_DESC_BASE<"bnezalc", brtarget, GPR32Opnd> { | 
 |   list<Register> Defs = [RA]; | 
 | } | 
 |  | 
 | class MUL_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        InstrItinClass itin, | 
 |                        SDPatternOperator Op=null_frag> : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt"); | 
 |   list<dag> Pattern = [(set GPROpnd:$rd, (Op GPROpnd:$rs, GPROpnd:$rt))]; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class MUH_DESC    : MUL_R6_DESC_BASE<"muh", GPR32Opnd, II_MUH, mulhs>; | 
 | class MUHU_DESC   : MUL_R6_DESC_BASE<"muhu", GPR32Opnd, II_MUHU, mulhu>; | 
 | class MUL_R6_DESC : MUL_R6_DESC_BASE<"mul", GPR32Opnd, II_MUL, mul>; | 
 | class MULU_DESC   : MUL_R6_DESC_BASE<"mulu", GPR32Opnd, II_MULU>; | 
 |  | 
 | class COP1_SEL_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                          InstrItinClass itin> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGRCCOpnd:$fd_in, FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = [(set FGROpnd:$fd, (select FGRCCOpnd:$fd_in, | 
 |                                                  FGROpnd:$ft, | 
 |                                                  FGROpnd:$fs))]; | 
 |   string Constraints = "$fd_in = $fd"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class COP1_SEL_D_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                            InstrItinClass itin> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fd_in, FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = [(set FGROpnd:$fd, (MipsFSelect FGROpnd:$fd_in, | 
 |                                                       FGROpnd:$ft, | 
 |                                                       FGROpnd:$fs))]; | 
 |   string Constraints = "$fd_in = $fd"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class SEL_D_DESC : COP1_SEL_D_DESC_BASE<"sel.d", FGR64Opnd, II_SEL_D>, | 
 |                    MipsR6Arch<"sel.d">; | 
 | class SEL_S_DESC : COP1_SEL_DESC_BASE<"sel.s", FGR32Opnd, II_SEL_S>, | 
 |                    MipsR6Arch<"sel.s">; | 
 |  | 
 | class SELEQNE_Z_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> | 
 |     : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = II_SELCCZ; | 
 | } | 
 |  | 
 | class SELEQZ_DESC : SELEQNE_Z_DESC_BASE<"seleqz", GPR32Opnd>; | 
 | class SELNEZ_DESC : SELEQNE_Z_DESC_BASE<"selnez", GPR32Opnd>; | 
 |  | 
 | class COP1_4R_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                         InstrItinClass itin = NoItinerary> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fd_in, FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = []; | 
 |   string Constraints = "$fd_in = $fd"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class MADDF_S_DESC  : COP1_4R_DESC_BASE<"maddf.s", FGR32Opnd, II_MADDF_S>; | 
 | class MADDF_D_DESC  : COP1_4R_DESC_BASE<"maddf.d", FGR64Opnd, II_MADDF_D>; | 
 | class MSUBF_S_DESC  : COP1_4R_DESC_BASE<"msubf.s", FGR32Opnd, II_MSUBF_S>; | 
 | class MSUBF_D_DESC  : COP1_4R_DESC_BASE<"msubf.d", FGR64Opnd, II_MSUBF_D>; | 
 |  | 
 | class MAX_MIN_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                         InstrItinClass itin> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class MAX_S_DESC : MAX_MIN_DESC_BASE<"max.s", FGR32Opnd, II_MAX_S>; | 
 | class MAX_D_DESC : MAX_MIN_DESC_BASE<"max.d", FGR64Opnd, II_MAX_D>; | 
 | class MIN_S_DESC : MAX_MIN_DESC_BASE<"min.s", FGR32Opnd, II_MIN_S>; | 
 | class MIN_D_DESC : MAX_MIN_DESC_BASE<"min.d", FGR64Opnd, II_MIN_D>; | 
 |  | 
 | class MAXA_S_DESC : MAX_MIN_DESC_BASE<"maxa.s", FGR32Opnd, II_MAX_S>; | 
 | class MAXA_D_DESC : MAX_MIN_DESC_BASE<"maxa.d", FGR64Opnd, II_MAX_D>; | 
 | class MINA_S_DESC : MAX_MIN_DESC_BASE<"mina.s", FGR32Opnd, II_MIN_D>; | 
 | class MINA_D_DESC : MAX_MIN_DESC_BASE<"mina.d", FGR64Opnd, II_MIN_S>; | 
 |  | 
 | class SELEQNEZ_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                          InstrItinClass itin> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fs, FGROpnd:$ft); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs, $ft"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class SELEQZ_S_DESC : SELEQNEZ_DESC_BASE<"seleqz.s", FGR32Opnd, II_SELCCZ_S>, | 
 |                       MipsR6Arch<"seleqz.s">; | 
 | class SELEQZ_D_DESC : SELEQNEZ_DESC_BASE<"seleqz.d", FGR64Opnd, II_SELCCZ_D>, | 
 |                       MipsR6Arch<"seleqz.d">; | 
 | class SELNEZ_S_DESC : SELEQNEZ_DESC_BASE<"selnez.s", FGR32Opnd, II_SELCCZ_S>, | 
 |                       MipsR6Arch<"selnez.s">; | 
 | class SELNEZ_D_DESC : SELEQNEZ_DESC_BASE<"selnez.d", FGR64Opnd, II_SELCCZ_D>, | 
 |                       MipsR6Arch<"selnez.d">; | 
 |  | 
 | class CLASS_RINT_DESC_BASE<string instr_asm, RegisterOperand FGROpnd, | 
 |                            InstrItinClass itin> { | 
 |   dag OutOperandList = (outs FGROpnd:$fd); | 
 |   dag InOperandList = (ins FGROpnd:$fs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$fd, $fs"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class RINT_S_DESC : CLASS_RINT_DESC_BASE<"rint.s", FGR32Opnd, II_RINT_S>; | 
 | class RINT_D_DESC : CLASS_RINT_DESC_BASE<"rint.d", FGR64Opnd, II_RINT_D>; | 
 | class CLASS_S_DESC : CLASS_RINT_DESC_BASE<"class.s", FGR32Opnd, II_CLASS_S>; | 
 | class CLASS_D_DESC : CLASS_RINT_DESC_BASE<"class.d", FGR64Opnd, II_CLASS_D>; | 
 |  | 
 | class CACHE_HINT_DESC<string instr_asm, Operand MemOpnd, | 
 |                       RegisterOperand GPROpnd, InstrItinClass itin> | 
 |                      : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs); | 
 |   dag InOperandList = (ins MemOpnd:$addr, uimm5:$hint); | 
 |   string AsmString = !strconcat(instr_asm, "\t$hint, $addr"); | 
 |   list<dag> Pattern = []; | 
 |   string DecoderMethod = "DecodeCacheeOp_CacheOpR6"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class CACHE_DESC : CACHE_HINT_DESC<"cache", mem_simm9, GPR32Opnd, II_CACHE>; | 
 | class PREF_DESC : CACHE_HINT_DESC<"pref", mem_simm9, GPR32Opnd, II_PREF>; | 
 |  | 
 | class COP2LD_DESC_BASE<string instr_asm, RegisterOperand COPOpnd, | 
 |                        InstrItinClass itin> { | 
 |   dag OutOperandList = (outs COPOpnd:$rt); | 
 |   dag InOperandList = (ins mem_simm11:$addr); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $addr"); | 
 |   list<dag> Pattern = []; | 
 |   bit mayLoad = 1; | 
 |   string DecoderMethod = "DecodeFMemCop2R6"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class LDC2_R6_DESC : COP2LD_DESC_BASE<"ldc2", COP2Opnd, II_LDC2>; | 
 | class LWC2_R6_DESC : COP2LD_DESC_BASE<"lwc2", COP2Opnd, II_LWC2>; | 
 |  | 
 | class COP2ST_DESC_BASE<string instr_asm, RegisterOperand COPOpnd, | 
 |                        InstrItinClass itin> { | 
 |   dag OutOperandList = (outs); | 
 |   dag InOperandList = (ins COPOpnd:$rt, mem_simm11:$addr); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $addr"); | 
 |   list<dag> Pattern = []; | 
 |   bit mayStore = 1; | 
 |   string DecoderMethod = "DecodeFMemCop2R6"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class SDC2_R6_DESC : COP2ST_DESC_BASE<"sdc2", COP2Opnd, II_SDC2>; | 
 | class SWC2_R6_DESC : COP2ST_DESC_BASE<"swc2", COP2Opnd, II_SWC2>; | 
 |  | 
 | class LSA_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        Operand ImmOpnd, InstrItinClass itin> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt, ImmOpnd:$imm2); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt, $imm2"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class LSA_R6_DESC : LSA_R6_DESC_BASE<"lsa", GPR32Opnd, uimm2_plus1, II_LSA>; | 
 |  | 
 | class LL_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                       Operand MemOpnd, InstrItinClass itin> | 
 |       : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rt); | 
 |   dag InOperandList = (ins MemOpnd:$addr); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $addr"); | 
 |   list<dag> Pattern = []; | 
 |   bit mayLoad = 1; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class LL_R6_DESC : LL_R6_DESC_BASE<"ll", GPR32Opnd, mem_simm9, II_LL>; | 
 |  | 
 | class SC_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                       InstrItinClass itin> { | 
 |   dag OutOperandList = (outs GPROpnd:$dst); | 
 |   dag InOperandList = (ins GPROpnd:$rt, mem_simm9:$addr); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rt, $addr"); | 
 |   list<dag> Pattern = []; | 
 |   bit mayStore = 1; | 
 |   string Constraints = "$rt = $dst"; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class SC_R6_DESC : SC_R6_DESC_BASE<"sc", GPR32Opnd, II_SC>; | 
 |  | 
 | class CLO_CLZ_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                            InstrItinClass itin> | 
 |     : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs"); | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class CLO_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        InstrItinClass itin> : | 
 |     CLO_CLZ_R6_DESC_BASE<instr_asm, GPROpnd, itin> { | 
 |   list<dag> Pattern = [(set GPROpnd:$rd, (ctlz (not GPROpnd:$rs)))]; | 
 | } | 
 |  | 
 | class CLZ_R6_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                        InstrItinClass itin> : | 
 |     CLO_CLZ_R6_DESC_BASE<instr_asm, GPROpnd, itin> { | 
 |   list<dag> Pattern = [(set GPROpnd:$rd, (ctlz GPROpnd:$rs))]; | 
 | } | 
 |  | 
 | class CLO_R6_DESC : CLO_R6_DESC_BASE<"clo", GPR32Opnd, II_CLO>; | 
 | class CLZ_R6_DESC : CLZ_R6_DESC_BASE<"clz", GPR32Opnd, II_CLZ>; | 
 |  | 
 | class SDBBP_R6_DESC { | 
 |   dag OutOperandList = (outs); | 
 |   dag InOperandList = (ins uimm20:$code_); | 
 |   string AsmString = "sdbbp\t$code_"; | 
 |   list<dag> Pattern = []; | 
 |   bit isCTI = 1; | 
 |   InstrItinClass Itinerary = II_SDBBP; | 
 | } | 
 |  | 
 | class CRC_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                     InstrItinClass itin> : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs GPROpnd:$rd); | 
 |   dag InOperandList = (ins GPROpnd:$rs, GPROpnd:$rt); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rd, $rs, $rt"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 | } | 
 |  | 
 | class CRC32B_DESC : CRC_DESC_BASE<"crc32b", GPR32Opnd, II_CRC32B>; | 
 | class CRC32H_DESC : CRC_DESC_BASE<"crc32h", GPR32Opnd, II_CRC32H>; | 
 | class CRC32W_DESC : CRC_DESC_BASE<"crc32w", GPR32Opnd, II_CRC32W>; | 
 | class CRC32CB_DESC : CRC_DESC_BASE<"crc32cb", GPR32Opnd, II_CRC32CB>; | 
 | class CRC32CH_DESC : CRC_DESC_BASE<"crc32ch", GPR32Opnd, II_CRC32CH>; | 
 | class CRC32CW_DESC : CRC_DESC_BASE<"crc32cw", GPR32Opnd, II_CRC32CW>; | 
 |  | 
 | class GINV_DESC_BASE<string instr_asm, RegisterOperand GPROpnd, | 
 |                      InstrItinClass itin> : MipsR6Arch<instr_asm> { | 
 |   dag OutOperandList = (outs); | 
 |   dag InOperandList = (ins GPROpnd:$rs, uimm2:$type_); | 
 |   string AsmString = !strconcat(instr_asm, "\t$rs, $type_"); | 
 |   list<dag> Pattern = []; | 
 |   InstrItinClass Itinerary = itin; | 
 |   bit hasSideEffects = 1; | 
 | } | 
 |  | 
 | class GINVI_DESC : GINV_DESC_BASE<"ginvi", GPR32Opnd, II_GINVI> { | 
 |   dag InOperandList = (ins GPR32Opnd:$rs); | 
 |   string AsmString = "ginvi\t$rs"; | 
 | } | 
 | class GINVT_DESC : GINV_DESC_BASE<"ginvt", GPR32Opnd, II_GINVT>; | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Instruction Definitions | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | def ADDIUPC : R6MMR6Rel, ADDIUPC_ENC, ADDIUPC_DESC, ISA_MIPS32R6; | 
 | def ALIGN : R6MMR6Rel, ALIGN_ENC, ALIGN_DESC, ISA_MIPS32R6; | 
 | def ALUIPC : R6MMR6Rel, ALUIPC_ENC, ALUIPC_DESC, ISA_MIPS32R6; | 
 | def AUI : R6MMR6Rel, AUI_ENC, AUI_DESC, ISA_MIPS32R6; | 
 | def AUIPC : R6MMR6Rel, AUIPC_ENC, AUIPC_DESC, ISA_MIPS32R6; | 
 | def BAL : BAL_ENC, BAL_DESC, ISA_MIPS32R6; | 
 | def BALC : R6MMR6Rel, BALC_ENC, BALC_DESC, ISA_MIPS32R6; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def BC1EQZ : BC1EQZ_ENC, BC1EQZ_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def BC1NEZ : BC1NEZ_ENC, BC1NEZ_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def BC2EQZ : BC2EQZ_ENC, BC2EQZ_DESC, ISA_MIPS32R6; | 
 |   def BC2NEZ : BC2NEZ_ENC, BC2NEZ_DESC, ISA_MIPS32R6; | 
 |   def BC : R6MMR6Rel, BC_ENC, BC_DESC, ISA_MIPS32R6; | 
 |   def BEQC : R6MMR6Rel, BEQC_ENC, BEQC_DESC, ISA_MIPS32R6; | 
 |   def BEQZALC : R6MMR6Rel, BEQZALC_ENC, BEQZALC_DESC, ISA_MIPS32R6; | 
 |   def BEQZC : R6MMR6Rel, BEQZC_ENC, BEQZC_DESC, ISA_MIPS32R6; | 
 |   def BGEC : R6MMR6Rel, BGEC_ENC, BGEC_DESC, ISA_MIPS32R6; | 
 |   def BGEUC : R6MMR6Rel, BGEUC_ENC, BGEUC_DESC, ISA_MIPS32R6; | 
 |   def BGEZALC : R6MMR6Rel, BGEZALC_ENC, BGEZALC_DESC, ISA_MIPS32R6; | 
 |   def BGEZC : R6MMR6Rel, BGEZC_ENC, BGEZC_DESC, ISA_MIPS32R6; | 
 |   def BGTZALC : R6MMR6Rel, BGTZALC_ENC, BGTZALC_DESC, ISA_MIPS32R6; | 
 |   def BGTZC : R6MMR6Rel, BGTZC_ENC, BGTZC_DESC, ISA_MIPS32R6; | 
 | } | 
 | def BITSWAP : R6MMR6Rel, BITSWAP_ENC, BITSWAP_DESC, ISA_MIPS32R6; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def BLEZALC : R6MMR6Rel, BLEZALC_ENC, BLEZALC_DESC, ISA_MIPS32R6; | 
 |   def BLEZC : R6MMR6Rel, BLEZC_ENC, BLEZC_DESC, ISA_MIPS32R6; | 
 |   def BLTC : R6MMR6Rel, BLTC_ENC, BLTC_DESC, ISA_MIPS32R6; | 
 |   def BLTUC : R6MMR6Rel, BLTUC_ENC, BLTUC_DESC, ISA_MIPS32R6; | 
 |   def BLTZALC : R6MMR6Rel, BLTZALC_ENC, BLTZALC_DESC, ISA_MIPS32R6; | 
 |   def BLTZC : R6MMR6Rel, BLTZC_ENC, BLTZC_DESC, ISA_MIPS32R6; | 
 |   def BNEC : R6MMR6Rel, BNEC_ENC, BNEC_DESC, ISA_MIPS32R6; | 
 |   def BNEZALC : R6MMR6Rel, BNEZALC_ENC, BNEZALC_DESC, ISA_MIPS32R6; | 
 |   def BNEZC : R6MMR6Rel, BNEZC_ENC, BNEZC_DESC, ISA_MIPS32R6; | 
 |   def BNVC : R6MMR6Rel, BNVC_ENC, BNVC_DESC, ISA_MIPS32R6; | 
 |   def BOVC : R6MMR6Rel, BOVC_ENC, BOVC_DESC, ISA_MIPS32R6; | 
 |   def CACHE_R6 : R6MMR6Rel, CACHE_ENC, CACHE_DESC, ISA_MIPS32R6; | 
 |   def CLASS_D : CLASS_D_ENC, CLASS_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def CLASS_S : CLASS_S_ENC, CLASS_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 | } | 
 | def CLO_R6 : R6MMR6Rel, CLO_R6_ENC, CLO_R6_DESC, ISA_MIPS32R6; | 
 | def CLZ_R6 : R6MMR6Rel, CLZ_R6_ENC, CLZ_R6_DESC, ISA_MIPS32R6; | 
 | defm S : CMP_CC_M<FIELD_CMP_FORMAT_S, "s", FGR32Opnd, II_CMP_CC_S>; | 
 | defm D : CMP_CC_M<FIELD_CMP_FORMAT_D, "d", FGR64Opnd, II_CMP_CC_D>; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def DIV : R6MMR6Rel, DIV_ENC, DIV_DESC, ISA_MIPS32R6; | 
 |   def DIVU : R6MMR6Rel, DIVU_ENC, DIVU_DESC, ISA_MIPS32R6; | 
 | } | 
 |  | 
 | def DVP : R6MMR6Rel, DVP_ENC, DVP_DESC, ISA_MIPS32R6; | 
 | def EVP : R6MMR6Rel, EVP_ENC, EVP_DESC, ISA_MIPS32R6; | 
 |  | 
 | def JIALC : R6MMR6Rel, JIALC_ENC, JIALC_DESC, ISA_MIPS32R6; | 
 | def JIC : R6MMR6Rel, JIC_ENC, JIC_DESC, ISA_MIPS32R6; | 
 | def JR_HB_R6 : JR_HB_R6_ENC, JR_HB_R6_DESC, ISA_MIPS32R6; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def LDC2_R6 : LDC2_R6_ENC, LDC2_R6_DESC, ISA_MIPS32R6; | 
 |   def LL_R6 : LL_R6_ENC, LL_R6_DESC, PTR_32, ISA_MIPS32R6; | 
 | } | 
 | def LSA_R6 : R6MMR6Rel, LSA_R6_ENC, LSA_R6_DESC, ISA_MIPS32R6; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def LWC2_R6 : LWC2_R6_ENC, LWC2_R6_DESC, ISA_MIPS32R6; | 
 | } | 
 | def LWPC : R6MMR6Rel, LWPC_ENC, LWPC_DESC, ISA_MIPS32R6; | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def LWUPC : R6MMR6Rel, LWUPC_ENC, LWUPC_DESC, ISA_MIPS32R6; | 
 |   def MADDF_S : MADDF_S_ENC, MADDF_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MADDF_D : MADDF_D_ENC, MADDF_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MAXA_D : MAXA_D_ENC, MAXA_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MAXA_S : MAXA_S_ENC, MAXA_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MAX_D : MAX_D_ENC, MAX_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MAX_S : MAX_S_ENC, MAX_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MINA_D : MINA_D_ENC, MINA_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MINA_S : MINA_S_ENC, MINA_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MIN_D : MIN_D_ENC, MIN_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MIN_S : MIN_S_ENC, MIN_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |  | 
 |   def MOD : R6MMR6Rel, MOD_ENC, MOD_DESC, ISA_MIPS32R6; | 
 |   def MODU : R6MMR6Rel, MODU_ENC, MODU_DESC, ISA_MIPS32R6; | 
 |  | 
 |   def MSUBF_S : MSUBF_S_ENC, MSUBF_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def MSUBF_D : MSUBF_D_ENC, MSUBF_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |  | 
 |   def MUH    : R6MMR6Rel, MUH_ENC, MUH_DESC, ISA_MIPS32R6; | 
 |   def MUHU   : R6MMR6Rel, MUHU_ENC, MUHU_DESC, ISA_MIPS32R6; | 
 |   def MUL_R6 : R6MMR6Rel, MUL_R6_ENC, MUL_R6_DESC, ISA_MIPS32R6; | 
 |   def MULU   : R6MMR6Rel, MULU_ENC, MULU_DESC, ISA_MIPS32R6; | 
 | } | 
 | def NAL; // BAL with rd=0 | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def PREF_R6 : R6MMR6Rel, PREF_ENC, PREF_DESC, ISA_MIPS32R6; | 
 |   def RINT_D : RINT_D_ENC, RINT_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def RINT_S : RINT_S_ENC, RINT_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def SC_R6 : SC_R6_ENC, SC_R6_DESC, PTR_32, ISA_MIPS32R6; | 
 |   def SDBBP_R6 : SDBBP_R6_ENC, SDBBP_R6_DESC, ISA_MIPS32R6; | 
 |   def SELEQZ : R6MMR6Rel, SELEQZ_ENC, SELEQZ_DESC, ISA_MIPS32R6, GPR_32; | 
 |   def SELNEZ : R6MMR6Rel, SELNEZ_ENC, SELNEZ_DESC, ISA_MIPS32R6, GPR_32; | 
 |   def SELEQZ_D : R6MMR6Rel, SELEQZ_D_ENC, SELEQZ_D_DESC, ISA_MIPS32R6, | 
 |                  HARDFLOAT; | 
 |   def SELEQZ_S : R6MMR6Rel, SELEQZ_S_ENC, SELEQZ_S_DESC, ISA_MIPS32R6, | 
 |                  HARDFLOAT; | 
 |   def SELNEZ_D : R6MMR6Rel, SELNEZ_D_ENC, SELNEZ_D_DESC, ISA_MIPS32R6, | 
 |                  HARDFLOAT; | 
 |   def SELNEZ_S : R6MMR6Rel, SELNEZ_S_ENC, SELNEZ_S_DESC, ISA_MIPS32R6, | 
 |                  HARDFLOAT; | 
 |   def SEL_D : R6MMR6Rel, SEL_D_ENC, SEL_D_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def SEL_S : R6MMR6Rel, SEL_S_ENC, SEL_S_DESC, ISA_MIPS32R6, HARDFLOAT; | 
 |   def SDC2_R6 : SDC2_R6_ENC, SDC2_R6_DESC, ISA_MIPS32R6; | 
 |   def SWC2_R6 : SWC2_R6_ENC, SWC2_R6_DESC, ISA_MIPS32R6; | 
 | } | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def CRC32B : R6MMR6Rel, CRC32B_ENC, CRC32B_DESC, ISA_MIPS32R6, ASE_CRC; | 
 |   def CRC32H : R6MMR6Rel, CRC32H_ENC, CRC32H_DESC, ISA_MIPS32R6, ASE_CRC; | 
 |   def CRC32W : R6MMR6Rel, CRC32W_ENC, CRC32W_DESC, ISA_MIPS32R6, ASE_CRC; | 
 |   def CRC32CB : R6MMR6Rel, CRC32CB_ENC, CRC32CB_DESC, ISA_MIPS32R6, ASE_CRC; | 
 |   def CRC32CH : R6MMR6Rel, CRC32CH_ENC, CRC32CH_DESC, ISA_MIPS32R6, ASE_CRC; | 
 |   def CRC32CW : R6MMR6Rel, CRC32CW_ENC, CRC32CW_DESC, ISA_MIPS32R6, ASE_CRC; | 
 | } | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   def GINVI : R6MMR6Rel, GINVI_ENC, GINVI_DESC, ISA_MIPS32R6, ASE_GINV; | 
 |   def GINVT : R6MMR6Rel, GINVT_ENC, GINVT_DESC, ISA_MIPS32R6, ASE_GINV; | 
 | } | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Instruction Aliases | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | def : MipsInstAlias<"dvp", (DVP ZERO), 0>, ISA_MIPS32R6; | 
 | def : MipsInstAlias<"evp", (EVP ZERO), 0>, ISA_MIPS32R6; | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 | def : MipsInstAlias<"sdbbp", (SDBBP_R6 0)>, ISA_MIPS32R6; | 
 | def : MipsInstAlias<"jr $rs", (JALR ZERO, GPR32Opnd:$rs), 1>, ISA_MIPS32R6, GPR_32; | 
 | } | 
 |  | 
 | def : MipsInstAlias<"jrc $rs", (JIC GPR32Opnd:$rs, 0), 1>, ISA_MIPS32R6, GPR_32; | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 | def : MipsInstAlias<"jalrc $rs", (JIALC GPR32Opnd:$rs, 0), 1>, ISA_MIPS32R6, GPR_32; | 
 | } | 
 |  | 
 | def : MipsInstAlias<"div $rs, $rt", (DIV GPR32Opnd:$rs, GPR32Opnd:$rs, | 
 |                                          GPR32Opnd:$rt)>, ISA_MIPS32R6; | 
 | def : MipsInstAlias<"divu $rs, $rt", (DIVU GPR32Opnd:$rs, GPR32Opnd:$rs, | 
 |                                            GPR32Opnd:$rt)>, ISA_MIPS32R6; | 
 |  | 
 | def : MipsInstAlias<"lapc $rd, $imm", | 
 |                     (ADDIUPC GPR32Opnd:$rd, simm19_lsl2:$imm)>, ISA_MIPS32R6; | 
 |  | 
 | //===----------------------------------------------------------------------===// | 
 | // | 
 | // Patterns and Pseudo Instructions | 
 | // | 
 | //===----------------------------------------------------------------------===// | 
 |  | 
 | // comparisons supported via another comparison | 
 | multiclass Cmp_Pats<ValueType VT, Instruction NOROp, Register ZEROReg> { | 
 | def : MipsPat<(setone VT:$lhs, VT:$rhs), | 
 |       (NOROp (!cast<Instruction>("CMP_UEQ_"#NAME) VT:$lhs, VT:$rhs), ZEROReg)>; | 
 | def : MipsPat<(seto VT:$lhs, VT:$rhs), | 
 |       (NOROp (!cast<Instruction>("CMP_UN_"#NAME) VT:$lhs, VT:$rhs), ZEROReg)>; | 
 | def : MipsPat<(setune VT:$lhs, VT:$rhs), | 
 |       (NOROp (!cast<Instruction>("CMP_EQ_"#NAME) VT:$lhs, VT:$rhs), ZEROReg)>; | 
 | def : MipsPat<(seteq VT:$lhs, VT:$rhs), | 
 |       (!cast<Instruction>("CMP_EQ_"#NAME) VT:$lhs, VT:$rhs)>; | 
 | def : MipsPat<(setgt VT:$lhs, VT:$rhs), | 
 |       (!cast<Instruction>("CMP_LE_"#NAME) VT:$rhs, VT:$lhs)>; | 
 | def : MipsPat<(setge VT:$lhs, VT:$rhs), | 
 |       (!cast<Instruction>("CMP_LT_"#NAME) VT:$rhs, VT:$lhs)>; | 
 | def : MipsPat<(setlt VT:$lhs, VT:$rhs), | 
 |       (!cast<Instruction>("CMP_LT_"#NAME) VT:$lhs, VT:$rhs)>; | 
 | def : MipsPat<(setle VT:$lhs, VT:$rhs), | 
 |       (!cast<Instruction>("CMP_LE_"#NAME) VT:$lhs, VT:$rhs)>; | 
 | def : MipsPat<(setne VT:$lhs, VT:$rhs), | 
 |       (NOROp (!cast<Instruction>("CMP_EQ_"#NAME) VT:$lhs, VT:$rhs), ZEROReg)>; | 
 | } | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 |   defm S : Cmp_Pats<f32, NOR, ZERO>, ISA_MIPS32R6; | 
 |   defm D : Cmp_Pats<f64, NOR, ZERO>, ISA_MIPS32R6; | 
 | } | 
 |  | 
 | // i32 selects | 
 | multiclass SelectInt_Pats<ValueType RC, Instruction OROp, Instruction XORiOp, | 
 |                           Instruction SLTiOp, Instruction SLTiuOp, | 
 |                           Instruction SELEQZOp, Instruction SELNEZOp, | 
 |                           SDPatternOperator imm_type, ValueType Opg> { | 
 | // reg, immz | 
 | def : MipsPat<(select (Opg (seteq RC:$cond, immz)), RC:$t, RC:$f), | 
 |               (OROp (SELEQZOp RC:$t, RC:$cond), (SELNEZOp RC:$f, RC:$cond))>; | 
 | def : MipsPat<(select (Opg (setne RC:$cond, immz)), RC:$t, RC:$f), | 
 |               (OROp (SELNEZOp RC:$t, RC:$cond), (SELEQZOp RC:$f, RC:$cond))>; | 
 |  | 
 | // reg, immZExt16[_64] | 
 | def : MipsPat<(select (Opg (seteq RC:$cond, imm_type:$imm)), RC:$t, RC:$f), | 
 |               (OROp (SELEQZOp RC:$t, (XORiOp RC:$cond, imm_type:$imm)), | 
 |                     (SELNEZOp RC:$f, (XORiOp RC:$cond, imm_type:$imm)))>; | 
 | def : MipsPat<(select (Opg (setne RC:$cond, imm_type:$imm)), RC:$t, RC:$f), | 
 |               (OROp (SELNEZOp RC:$t, (XORiOp RC:$cond, imm_type:$imm)), | 
 |                     (SELEQZOp RC:$f, (XORiOp RC:$cond, imm_type:$imm)))>; | 
 |  | 
 | // reg, immSExt16Plus1 | 
 | def : MipsPat<(select (Opg (setgt RC:$cond, immSExt16Plus1:$imm)), RC:$t, RC:$f), | 
 |               (OROp (SELEQZOp RC:$t, (SLTiOp RC:$cond, (Plus1 imm:$imm))), | 
 |                     (SELNEZOp RC:$f, (SLTiOp RC:$cond, (Plus1 imm:$imm))))>; | 
 | def : MipsPat<(select (Opg (setugt RC:$cond, immSExt16Plus1:$imm)), RC:$t, RC:$f), | 
 |               (OROp (SELEQZOp RC:$t, (SLTiuOp RC:$cond, (Plus1 imm:$imm))), | 
 |                     (SELNEZOp RC:$f, (SLTiuOp RC:$cond, (Plus1 imm:$imm))))>; | 
 |  | 
 | def : MipsPat<(select (Opg (seteq RC:$cond, immz)), RC:$t, immz), | 
 |               (SELEQZOp RC:$t, RC:$cond)>; | 
 | def : MipsPat<(select (Opg (setne RC:$cond, immz)), RC:$t, immz), | 
 |               (SELNEZOp RC:$t, RC:$cond)>; | 
 | def : MipsPat<(select (Opg (seteq RC:$cond, immz)), immz, RC:$f), | 
 |               (SELNEZOp RC:$f, RC:$cond)>; | 
 | def : MipsPat<(select (Opg (setne RC:$cond, immz)), immz, RC:$f), | 
 |               (SELEQZOp RC:$f, RC:$cond)>; | 
 | } | 
 |  | 
 | let AdditionalPredicates = [NotInMicroMips] in { | 
 | defm : SelectInt_Pats<i32, OR, XORi, SLTi, SLTiu, SELEQZ, SELNEZ, | 
 |                       immZExt16, i32>, ISA_MIPS32R6; | 
 |  | 
 | def : MipsPat<(select i32:$cond, i32:$t, i32:$f), | 
 |               (OR (SELNEZ i32:$t, i32:$cond), | 
 |                   (SELEQZ i32:$f, i32:$cond))>, | 
 |               ISA_MIPS32R6; | 
 | def : MipsPat<(select i32:$cond, i32:$t, immz), | 
 |               (SELNEZ i32:$t, i32:$cond)>, | 
 |               ISA_MIPS32R6; | 
 | def : MipsPat<(select i32:$cond, immz, i32:$f), | 
 |               (SELEQZ i32:$f, i32:$cond)>, | 
 |               ISA_MIPS32R6; | 
 | } | 
 |  | 
 | // Pseudo instructions | 
 | let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, hasDelaySlot = 1, | 
 |     hasExtraSrcRegAllocReq = 1, isCTI = 1, Defs = [AT] in { | 
 |   class TailCallRegR6<Instruction JumpInst, Register RT, RegisterOperand RO> : | 
 |     PseudoSE<(outs), (ins RO:$rs), [(MipsTailCall RO:$rs)], II_JR>, | 
 |     PseudoInstExpansion<(JumpInst RT:$rt, RO:$rs)>; | 
 | } | 
 |  | 
 | class PseudoIndirectBranchBaseR6<Instruction JumpInst, Register RT, | 
 |                                  RegisterOperand RO> : | 
 |     MipsPseudo<(outs), (ins RO:$rs), [(brind RO:$rs)], | 
 |                II_IndirectBranchPseudo>, | 
 |     PseudoInstExpansion<(JumpInst RT:$rt, RO:$rs)> { | 
 |   let isTerminator=1; | 
 |   let isBarrier=1; | 
 |   let hasDelaySlot = 1; | 
 |   let isBranch = 1; | 
 |   let isIndirectBranch = 1; | 
 |   bit isCTI = 1; | 
 | } | 
 |  | 
 |  | 
 | let AdditionalPredicates = [NotInMips16Mode, NotInMicroMips, | 
 |                             NoIndirectJumpGuards] in { | 
 |   def TAILCALLR6REG : TailCallRegR6<JALR, ZERO, GPR32Opnd>, ISA_MIPS32R6; | 
 |   def PseudoIndirectBranchR6 : PseudoIndirectBranchBaseR6<JALR, ZERO, | 
 |                                                           GPR32Opnd>, | 
 |                                ISA_MIPS32R6; | 
 | } | 
 |  | 
 | let AdditionalPredicates = [NotInMips16Mode, NotInMicroMips, | 
 |                             UseIndirectJumpsHazard] in { | 
 |   def TAILCALLHBR6REG : TailCallReg<JR_HB_R6, GPR32Opnd>, ISA_MIPS32R6; | 
 |   def PseudoIndrectHazardBranchR6 : PseudoIndirectBranchBase<JR_HB_R6, | 
 |                                                              GPR32Opnd>, | 
 |                                     ISA_MIPS32R6; | 
 | } | 
 |  |