forked from OSchip/llvm-project
1027 lines
40 KiB
TableGen
1027 lines
40 KiB
TableGen
def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
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def addrimm4lsl2 : ComplexPattern<iPTR, 2, "selectIntAddrLSL2MM", [frameindex]>;
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def simm7 : Operand<i32>;
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def li_simm7 : Operand<i32> {
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let DecoderMethod = "DecodeLiSimm7";
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}
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def simm12 : Operand<i32> {
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let DecoderMethod = "DecodeSimm12";
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}
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def simm9_addiusp : Operand<i32> {
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let EncoderMethod = "getSImm9AddiuspValue";
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let DecoderMethod = "DecodeSimm9SP";
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}
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def uimm3_shift : Operand<i32> {
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let EncoderMethod = "getUImm3Mod8Encoding";
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let DecoderMethod = "DecodePOOL16BEncodedField";
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}
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def simm3_lsa2 : Operand<i32> {
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let EncoderMethod = "getSImm3Lsa2Value";
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let DecoderMethod = "DecodeAddiur2Simm7";
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}
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def uimm4_andi : Operand<i32> {
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let EncoderMethod = "getUImm4AndValue";
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let DecoderMethod = "DecodeANDI16Imm";
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}
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def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 ||
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((Imm % 4 == 0) &&
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Imm < 28 && Imm > 0);}]>;
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def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>;
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def immZExtAndi16 : ImmLeaf<i32,
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[{return (Imm == 128 || (Imm >= 1 && Imm <= 4) || Imm == 7 || Imm == 8 ||
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Imm == 15 || Imm == 16 || Imm == 31 || Imm == 32 || Imm == 63 ||
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Imm == 64 || Imm == 255 || Imm == 32768 || Imm == 65535 );}]>;
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def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
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def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
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def MicroMipsMemGPRMM16AsmOperand : AsmOperandClass {
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let Name = "MicroMipsMem";
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let RenderMethod = "addMicroMipsMemOperands";
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let ParserMethod = "parseMemOperand";
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let PredicateMethod = "isMemWithGRPMM16Base";
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}
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class mem_mm_4_generic : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPRMM16, simm4);
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let OperandType = "OPERAND_MEMORY";
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let ParserMatchClass = MicroMipsMemGPRMM16AsmOperand;
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}
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def mem_mm_4 : mem_mm_4_generic {
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let EncoderMethod = "getMemEncodingMMImm4";
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}
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def mem_mm_4_lsl1 : mem_mm_4_generic {
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let EncoderMethod = "getMemEncodingMMImm4Lsl1";
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}
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def mem_mm_4_lsl2 : mem_mm_4_generic {
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let EncoderMethod = "getMemEncodingMMImm4Lsl2";
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}
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def MicroMipsMemSPAsmOperand : AsmOperandClass {
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let Name = "MicroMipsMemSP";
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let RenderMethod = "addMemOperands";
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let ParserMethod = "parseMemOperand";
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let PredicateMethod = "isMemWithUimmWordAlignedOffsetSP<7>";
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}
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def mem_mm_sp_imm5_lsl2 : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPR32:$base, simm5:$offset);
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let OperandType = "OPERAND_MEMORY";
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let ParserMatchClass = MicroMipsMemSPAsmOperand;
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let EncoderMethod = "getMemEncodingMMSPImm5Lsl2";
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}
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def mem_mm_gp_imm7_lsl2 : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPRMM16:$base, simm7:$offset);
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let OperandType = "OPERAND_MEMORY";
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let EncoderMethod = "getMemEncodingMMGPImm7Lsl2";
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}
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def mem_mm_9 : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPR32, simm9);
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let EncoderMethod = "getMemEncodingMMImm9";
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let ParserMatchClass = MipsMemAsmOperand;
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let OperandType = "OPERAND_MEMORY";
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}
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def mem_mm_12 : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPR32, simm12);
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let EncoderMethod = "getMemEncodingMMImm12";
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let ParserMatchClass = MipsMemAsmOperand;
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let OperandType = "OPERAND_MEMORY";
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}
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def mem_mm_16 : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPR32, simm16);
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let EncoderMethod = "getMemEncodingMMImm16";
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let ParserMatchClass = MipsMemAsmOperand;
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let OperandType = "OPERAND_MEMORY";
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}
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def MipsMemUimm4AsmOperand : AsmOperandClass {
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let Name = "MemOffsetUimm4";
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let SuperClasses = [MipsMemAsmOperand];
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let RenderMethod = "addMemOperands";
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let ParserMethod = "parseMemOperand";
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let PredicateMethod = "isMemWithUimmOffsetSP<6>";
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}
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def mem_mm_4sp : Operand<i32> {
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let PrintMethod = "printMemOperand";
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let MIOperandInfo = (ops GPR32, uimm8);
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let EncoderMethod = "getMemEncodingMMImm4sp";
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let ParserMatchClass = MipsMemUimm4AsmOperand;
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let OperandType = "OPERAND_MEMORY";
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}
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def jmptarget_mm : Operand<OtherVT> {
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let EncoderMethod = "getJumpTargetOpValueMM";
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}
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def calltarget_mm : Operand<iPTR> {
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let EncoderMethod = "getJumpTargetOpValueMM";
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}
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def brtarget7_mm : Operand<OtherVT> {
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let EncoderMethod = "getBranchTarget7OpValueMM";
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let OperandType = "OPERAND_PCREL";
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let DecoderMethod = "DecodeBranchTarget7MM";
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let ParserMatchClass = MipsJumpTargetAsmOperand;
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}
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def brtarget10_mm : Operand<OtherVT> {
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let EncoderMethod = "getBranchTargetOpValueMMPC10";
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let OperandType = "OPERAND_PCREL";
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let DecoderMethod = "DecodeBranchTarget10MM";
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let ParserMatchClass = MipsJumpTargetAsmOperand;
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}
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def brtarget_mm : Operand<OtherVT> {
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let EncoderMethod = "getBranchTargetOpValueMM";
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let OperandType = "OPERAND_PCREL";
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let DecoderMethod = "DecodeBranchTargetMM";
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let ParserMatchClass = MipsJumpTargetAsmOperand;
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}
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def simm23_lsl2 : Operand<i32> {
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let EncoderMethod = "getSimm23Lsl2Encoding";
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let DecoderMethod = "DecodeSimm23Lsl2";
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}
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class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
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RegisterOperand RO> :
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InstSE<(outs), (ins RO:$rs, opnd:$offset),
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!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZC, FrmI> {
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let isBranch = 1;
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let isTerminator = 1;
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let hasDelaySlot = 0;
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let Defs = [AT];
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}
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let canFoldAsLoad = 1 in
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class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
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Operand MemOpnd> :
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InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
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!strconcat(opstr, "\t$rt, $addr"),
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[(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
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NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm12";
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string Constraints = "$src = $rt";
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}
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class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
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Operand MemOpnd>:
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InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
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!strconcat(opstr, "\t$rt, $addr"),
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[(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm12";
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}
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/// A register pair used by movep instruction.
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def MovePRegPairAsmOperand : AsmOperandClass {
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let Name = "MovePRegPair";
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let ParserMethod = "parseMovePRegPair";
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let PredicateMethod = "isMovePRegPair";
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}
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def movep_regpair : Operand<i32> {
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let EncoderMethod = "getMovePRegPairOpValue";
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let ParserMatchClass = MovePRegPairAsmOperand;
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let PrintMethod = "printRegisterList";
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let DecoderMethod = "DecodeMovePRegPair";
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let MIOperandInfo = (ops GPR32Opnd, GPR32Opnd);
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}
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class MovePMM16<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs movep_regpair:$dst_regs), (ins RO:$rs, RO:$rt),
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!strconcat(opstr, "\t$dst_regs, $rs, $rt"), [],
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NoItinerary, FrmR> {
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let isReMaterializable = 1;
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}
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/// A register pair used by load/store pair instructions.
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def RegPairAsmOperand : AsmOperandClass {
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let Name = "RegPair";
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let ParserMethod = "parseRegisterPair";
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}
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def regpair : Operand<i32> {
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let EncoderMethod = "getRegisterPairOpValue";
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let ParserMatchClass = RegPairAsmOperand;
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let PrintMethod = "printRegisterPair";
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let DecoderMethod = "DecodeRegPairOperand";
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let MIOperandInfo = (ops GPR32Opnd, GPR32Opnd);
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}
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class StorePairMM<string opstr, InstrItinClass Itin = NoItinerary,
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ComplexPattern Addr = addr> :
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InstSE<(outs), (ins regpair:$rt, mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
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let DecoderMethod = "DecodeMemMMImm12";
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let mayStore = 1;
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}
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class LoadPairMM<string opstr, InstrItinClass Itin = NoItinerary,
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ComplexPattern Addr = addr> :
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InstSE<(outs regpair:$rt), (ins mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
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let DecoderMethod = "DecodeMemMMImm12";
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let mayLoad = 1;
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}
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class LLBaseMM<string opstr, RegisterOperand RO> :
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InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm12";
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let mayLoad = 1;
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}
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class LLEBaseMM<string opstr, RegisterOperand RO> :
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InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm9";
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let mayLoad = 1;
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}
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class SCBaseMM<string opstr, RegisterOperand RO> :
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InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm12";
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let mayStore = 1;
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let Constraints = "$rt = $dst";
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}
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class SCEBaseMM<string opstr, RegisterOperand RO> :
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InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
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let DecoderMethod = "DecodeMemMMImm9";
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let mayStore = 1;
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let Constraints = "$rt = $dst";
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}
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class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
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InstrItinClass Itin = NoItinerary> :
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InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
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!strconcat(opstr, "\t$rt, $addr"),
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[(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMImm12";
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let canFoldAsLoad = 1;
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let mayLoad = 1;
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}
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class ArithRMM16<string opstr, RegisterOperand RO, bit isComm = 0,
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InstrItinClass Itin = NoItinerary,
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SDPatternOperator OpNode = null_frag> :
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MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, RO:$rt),
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!strconcat(opstr, "\t$rd, $rs, $rt"),
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[(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
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let isCommutable = isComm;
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}
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class AndImmMM16<string opstr, RegisterOperand RO,
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InstrItinClass Itin = NoItinerary> :
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MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, uimm4_andi:$imm),
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!strconcat(opstr, "\t$rd, $rs, $imm"), [], Itin, FrmI>;
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class LogicRMM16<string opstr, RegisterOperand RO,
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InstrItinClass Itin = NoItinerary,
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SDPatternOperator OpNode = null_frag> :
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MicroMipsInst16<(outs RO:$dst), (ins RO:$rs, RO:$rt),
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!strconcat(opstr, "\t$rt, $rs"),
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[(set RO:$dst, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
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let isCommutable = 1;
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let Constraints = "$rt = $dst";
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}
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class NotMM16<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs RO:$rt), (ins RO:$rs),
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!strconcat(opstr, "\t$rt, $rs"),
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[(set RO:$rt, (not RO:$rs))], NoItinerary, FrmR>;
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class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO,
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InstrItinClass Itin = NoItinerary> :
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MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
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!strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>;
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class LoadMM16<string opstr, DAGOperand RO, SDPatternOperator OpNode,
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InstrItinClass Itin, Operand MemOpnd> :
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MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMImm4";
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let canFoldAsLoad = 1;
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let mayLoad = 1;
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}
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class StoreMM16<string opstr, DAGOperand RTOpnd, DAGOperand RO,
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SDPatternOperator OpNode, InstrItinClass Itin,
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Operand MemOpnd> :
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MicroMipsInst16<(outs), (ins RTOpnd:$rt, MemOpnd:$addr),
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!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMImm4";
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let mayStore = 1;
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}
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class LoadSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
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Operand MemOpnd> :
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MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
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!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
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let canFoldAsLoad = 1;
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let mayLoad = 1;
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}
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class StoreSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
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Operand MemOpnd> :
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MicroMipsInst16<(outs), (ins RO:$rt, MemOpnd:$offset),
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!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
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let mayStore = 1;
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}
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class LoadGPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
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Operand MemOpnd> :
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MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
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!strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
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let DecoderMethod = "DecodeMemMMGPImm7Lsl2";
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let canFoldAsLoad = 1;
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let mayLoad = 1;
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}
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class AddImmUR2<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
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!strconcat(opstr, "\t$rd, $rs, $imm"),
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[], NoItinerary, FrmR> {
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let isCommutable = 1;
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}
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class AddImmUS5<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
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!strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR> {
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let Constraints = "$rd = $dst";
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}
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class AddImmUR1SP<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs RO:$rd), (ins uimm6_lsl2:$imm),
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!strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR>;
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class AddImmUSP<string opstr> :
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MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
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!strconcat(opstr, "\t$imm"), [], NoItinerary, FrmI>;
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class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
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MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
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[], II_MFHI_MFLO, FrmR> {
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let Uses = [UseReg];
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let hasSideEffects = 0;
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}
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class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
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InstrItinClass Itin = NoItinerary> :
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MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
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!strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
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let isCommutable = isComm;
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let isReMaterializable = 1;
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}
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class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO> :
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MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
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!strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmI> {
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let isReMaterializable = 1;
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}
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// 16-bit Jump and Link (Call)
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class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
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[(MipsJmpLink RO:$rs)], II_JALR, FrmR>, PredicateControl {
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let isCall = 1;
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let hasDelaySlot = 1;
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let Defs = [RA];
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}
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// 16-bit Jump Reg
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class JumpRegMM16<string opstr, RegisterOperand RO> :
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MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
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[], II_JR, FrmR> {
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let hasDelaySlot = 1;
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let isBranch = 1;
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let isIndirectBranch = 1;
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}
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// Base class for JRADDIUSP instruction.
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class JumpRAddiuStackMM16 :
|
|
MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
|
|
[], II_JRADDIUSP, FrmR> {
|
|
let isTerminator = 1;
|
|
let isBarrier = 1;
|
|
let isBranch = 1;
|
|
let isIndirectBranch = 1;
|
|
}
|
|
|
|
// 16-bit Jump and Link (Call) - Short Delay Slot
|
|
class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
|
|
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
|
|
[], II_JALRS, FrmR> {
|
|
let isCall = 1;
|
|
let hasDelaySlot = 1;
|
|
let Defs = [RA];
|
|
}
|
|
|
|
// 16-bit Jump Register Compact - No delay slot
|
|
class JumpRegCMM16<string opstr, RegisterOperand RO> :
|
|
MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
|
|
[], II_JRC, FrmR> {
|
|
let isTerminator = 1;
|
|
let isBarrier = 1;
|
|
let isBranch = 1;
|
|
let isIndirectBranch = 1;
|
|
}
|
|
|
|
// Break16 and Sdbbp16
|
|
class BrkSdbbp16MM<string opstr> :
|
|
MicroMipsInst16<(outs), (ins uimm4:$code_),
|
|
!strconcat(opstr, "\t$code_"),
|
|
[], NoItinerary, FrmOther>;
|
|
|
|
class CBranchZeroMM<string opstr, DAGOperand opnd, RegisterOperand RO> :
|
|
MicroMipsInst16<(outs), (ins RO:$rs, opnd:$offset),
|
|
!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZ, FrmI> {
|
|
let isBranch = 1;
|
|
let isTerminator = 1;
|
|
let hasDelaySlot = 1;
|
|
let Defs = [AT];
|
|
}
|
|
|
|
// MicroMIPS Jump and Link (Call) - Short Delay Slot
|
|
let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
|
|
class JumpLinkMM<string opstr, DAGOperand opnd> :
|
|
InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
|
|
[], II_JALS, FrmJ, opstr> {
|
|
let DecoderMethod = "DecodeJumpTargetMM";
|
|
}
|
|
|
|
class JumpLinkRegMM<string opstr, RegisterOperand RO>:
|
|
InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
|
|
[], II_JALRS, FrmR>;
|
|
|
|
class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
|
|
RegisterOperand RO> :
|
|
InstSE<(outs), (ins RO:$rs, opnd:$offset),
|
|
!strconcat(opstr, "\t$rs, $offset"), [], II_BCCZALS, FrmI, opstr>;
|
|
}
|
|
|
|
class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
|
|
InstrItinClass Itin = NoItinerary,
|
|
SDPatternOperator OpNode = null_frag> :
|
|
InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
|
|
!strconcat(opstr, "\t$rd, ${index}(${base})"), [], Itin, FrmFI>;
|
|
|
|
class PrefetchIndexed<string opstr> :
|
|
InstSE<(outs), (ins PtrRC:$base, PtrRC:$index, uimm5:$hint),
|
|
!strconcat(opstr, "\t$hint, ${index}(${base})"), [], NoItinerary, FrmOther>;
|
|
|
|
class AddImmUPC<string opstr, RegisterOperand RO> :
|
|
InstSE<(outs RO:$rs), (ins simm23_lsl2:$imm),
|
|
!strconcat(opstr, "\t$rs, $imm"), [], NoItinerary, FrmR>;
|
|
|
|
/// A list of registers used by load/store multiple instructions.
|
|
def RegListAsmOperand : AsmOperandClass {
|
|
let Name = "RegList";
|
|
let ParserMethod = "parseRegisterList";
|
|
}
|
|
|
|
def reglist : Operand<i32> {
|
|
let EncoderMethod = "getRegisterListOpValue";
|
|
let ParserMatchClass = RegListAsmOperand;
|
|
let PrintMethod = "printRegisterList";
|
|
let DecoderMethod = "DecodeRegListOperand";
|
|
}
|
|
|
|
def RegList16AsmOperand : AsmOperandClass {
|
|
let Name = "RegList16";
|
|
let ParserMethod = "parseRegisterList";
|
|
let PredicateMethod = "isRegList16";
|
|
let RenderMethod = "addRegListOperands";
|
|
}
|
|
|
|
def reglist16 : Operand<i32> {
|
|
let EncoderMethod = "getRegisterListOpValue16";
|
|
let DecoderMethod = "DecodeRegListOperand16";
|
|
let PrintMethod = "printRegisterList";
|
|
let ParserMatchClass = RegList16AsmOperand;
|
|
}
|
|
|
|
class StoreMultMM<string opstr,
|
|
InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
|
|
InstSE<(outs), (ins reglist:$rt, mem_mm_12:$addr),
|
|
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
|
|
let DecoderMethod = "DecodeMemMMImm12";
|
|
let mayStore = 1;
|
|
}
|
|
|
|
class LoadMultMM<string opstr,
|
|
InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
|
|
InstSE<(outs reglist:$rt), (ins mem_mm_12:$addr),
|
|
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
|
|
let DecoderMethod = "DecodeMemMMImm12";
|
|
let mayLoad = 1;
|
|
}
|
|
|
|
class StoreMultMM16<string opstr,
|
|
InstrItinClass Itin = NoItinerary,
|
|
ComplexPattern Addr = addr> :
|
|
MicroMipsInst16<(outs), (ins reglist16:$rt, mem_mm_4sp:$addr),
|
|
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
|
|
let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
|
|
let mayStore = 1;
|
|
}
|
|
|
|
class LoadMultMM16<string opstr,
|
|
InstrItinClass Itin = NoItinerary,
|
|
ComplexPattern Addr = addr> :
|
|
MicroMipsInst16<(outs reglist16:$rt), (ins mem_mm_4sp:$addr),
|
|
!strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
|
|
let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
|
|
let mayLoad = 1;
|
|
}
|
|
|
|
class UncondBranchMM16<string opstr> :
|
|
MicroMipsInst16<(outs), (ins brtarget10_mm:$offset),
|
|
!strconcat(opstr, "\t$offset"),
|
|
[], II_B, FrmI> {
|
|
let isBranch = 1;
|
|
let isTerminator = 1;
|
|
let isBarrier = 1;
|
|
let hasDelaySlot = 1;
|
|
let Predicates = [RelocPIC, InMicroMips];
|
|
let Defs = [AT];
|
|
}
|
|
|
|
def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
|
|
ARITH_FM_MM16<0>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def AND16_MM : LogicRMM16<"and16", GPRMM16Opnd, II_AND, and>,
|
|
LOGIC_FM_MM16<0x2>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def ANDI16_MM : AndImmMM16<"andi16", GPRMM16Opnd, II_AND>, ANDI_FM_MM16<0x0b>,
|
|
ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>,
|
|
ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>, LOGIC_FM_MM16<0x3>,
|
|
ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>,
|
|
SHIFT_FM_MM16<0>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>,
|
|
SHIFT_FM_MM16<1>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
|
|
def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
|
|
ARITH_FM_MM16<1>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>,
|
|
LOGIC_FM_MM16<0x1>, ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def LBU16_MM : LoadMM16<"lbu16", GPRMM16Opnd, zextloadi8, II_LBU,
|
|
mem_mm_4>, LOAD_STORE_FM_MM16<0x02>;
|
|
def LHU16_MM : LoadMM16<"lhu16", GPRMM16Opnd, zextloadi16, II_LHU,
|
|
mem_mm_4_lsl1>, LOAD_STORE_FM_MM16<0x0a>;
|
|
def LW16_MM : LoadMM16<"lw16", GPRMM16Opnd, load, II_LW, mem_mm_4_lsl2>,
|
|
LOAD_STORE_FM_MM16<0x1a>;
|
|
def SB16_MM : StoreMM16<"sb16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei8,
|
|
II_SB, mem_mm_4>, LOAD_STORE_FM_MM16<0x22>;
|
|
def SH16_MM : StoreMM16<"sh16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei16,
|
|
II_SH, mem_mm_4_lsl1>,
|
|
LOAD_STORE_FM_MM16<0x2a>;
|
|
def SW16_MM : StoreMM16<"sw16", GPRMM16OpndZero, GPRMM16Opnd, store, II_SW,
|
|
mem_mm_4_lsl2>, LOAD_STORE_FM_MM16<0x3a>;
|
|
def LWGP_MM : LoadGPMM16<"lw", GPRMM16Opnd, II_LW, mem_mm_gp_imm7_lsl2>,
|
|
LOAD_GP_FM_MM16<0x19>;
|
|
def LWSP_MM : LoadSPMM16<"lw", GPR32Opnd, II_LW, mem_mm_sp_imm5_lsl2>,
|
|
LOAD_STORE_SP_FM_MM16<0x12>;
|
|
def SWSP_MM : StoreSPMM16<"sw", GPR32Opnd, II_SW, mem_mm_sp_imm5_lsl2>,
|
|
LOAD_STORE_SP_FM_MM16<0x32>;
|
|
def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16;
|
|
def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16;
|
|
def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
|
|
def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
|
|
def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
|
|
def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
|
|
def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
|
|
def MOVEP_MM : MovePMM16<"movep", GPRMM16OpndMoveP>, MOVEP_FM_MM16;
|
|
def LI16_MM : LoadImmMM16<"li16", li_simm7, GPRMM16Opnd>, LI_FM_MM16,
|
|
IsAsCheapAsAMove;
|
|
def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>,
|
|
ISA_MICROMIPS32_NOT_MIPS32R6;
|
|
def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
|
|
def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
|
|
def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
|
|
def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
|
|
def BEQZ16_MM : CBranchZeroMM<"beqz16", brtarget7_mm, GPRMM16Opnd>,
|
|
BEQNEZ_FM_MM16<0x23>;
|
|
def BNEZ16_MM : CBranchZeroMM<"bnez16", brtarget7_mm, GPRMM16Opnd>,
|
|
BEQNEZ_FM_MM16<0x2b>;
|
|
def B16_MM : UncondBranchMM16<"b16">, B16_FM;
|
|
def BREAK16_MM : BrkSdbbp16MM<"break16">, BRKSDBBP16_FM_MM<0x28>,
|
|
ISA_MICROMIPS_NOT_32R6_64R6;
|
|
def SDBBP16_MM : BrkSdbbp16MM<"sdbbp16">, BRKSDBBP16_FM_MM<0x2C>,
|
|
ISA_MICROMIPS_NOT_32R6_64R6;
|
|
|
|
let DecoderNamespace = "MicroMips" in {
|
|
/// Load and Store Instructions - multiple
|
|
def SWM16_MM : StoreMultMM16<"swm16">, LWM_FM_MM16<0x5>,
|
|
ISA_MICROMIPS32_NOT_MIPS32R6;
|
|
def LWM16_MM : LoadMultMM16<"lwm16">, LWM_FM_MM16<0x4>,
|
|
ISA_MICROMIPS32_NOT_MIPS32R6;
|
|
}
|
|
|
|
class WaitMM<string opstr> :
|
|
InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
|
|
NoItinerary, FrmOther, opstr>;
|
|
|
|
let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
|
|
/// Compact Branch Instructions
|
|
def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
|
|
COMPACT_BRANCH_FM_MM<0x7>;
|
|
def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
|
|
COMPACT_BRANCH_FM_MM<0x5>;
|
|
|
|
/// Arithmetic Instructions (ALU Immediate)
|
|
def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
|
|
ADDI_FM_MM<0xc>;
|
|
def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
|
|
ADDI_FM_MM<0x4>;
|
|
def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
|
|
SLTI_FM_MM<0x24>;
|
|
def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
|
|
SLTI_FM_MM<0x2c>;
|
|
def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
|
|
ADDI_FM_MM<0x34>;
|
|
def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
|
|
ADDI_FM_MM<0x14>;
|
|
def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
|
|
ADDI_FM_MM<0x1c>;
|
|
def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16_relaxed>, LUI_FM_MM;
|
|
|
|
def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
|
|
LW_FM_MM<0xc>;
|
|
|
|
/// Arithmetic Instructions (3-Operand, R-Type)
|
|
def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
|
|
ADD_FM_MM<0, 0x150>;
|
|
def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
|
|
ADD_FM_MM<0, 0x1d0>;
|
|
def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
|
|
def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
|
|
def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
|
|
def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
|
|
def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
|
|
ADD_FM_MM<0, 0x390>;
|
|
def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
|
|
ADD_FM_MM<0, 0x250>;
|
|
def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
|
|
ADD_FM_MM<0, 0x290>;
|
|
def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
|
|
ADD_FM_MM<0, 0x310>;
|
|
def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
|
|
def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
|
|
MULT_FM_MM<0x22c>;
|
|
def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
|
|
MULT_FM_MM<0x26c>;
|
|
def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
|
|
MULT_FM_MM<0x2ac>;
|
|
def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
|
|
MULT_FM_MM<0x2ec>;
|
|
|
|
/// Arithmetic Instructions with PC and Immediate
|
|
def ADDIUPC_MM : AddImmUPC<"addiupc", GPRMM16Opnd>, ADDIUPC_FM_MM;
|
|
|
|
/// Shift Instructions
|
|
def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
|
|
SRA_FM_MM<0, 0>;
|
|
def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
|
|
SRA_FM_MM<0x40, 0>;
|
|
def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
|
|
SRA_FM_MM<0x80, 0>;
|
|
def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
|
|
SRLV_FM_MM<0x10, 0>;
|
|
def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
|
|
SRLV_FM_MM<0x50, 0>;
|
|
def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
|
|
SRLV_FM_MM<0x90, 0>;
|
|
def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
|
|
SRA_FM_MM<0xc0, 0>;
|
|
def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
|
|
SRLV_FM_MM<0xd0, 0>;
|
|
|
|
/// Load and Store Instructions - aligned
|
|
let DecoderMethod = "DecodeMemMMImm16" in {
|
|
def LB_MM : Load<"lb", GPR32Opnd>, MMRel, LW_FM_MM<0x7>;
|
|
def LBu_MM : Load<"lbu", GPR32Opnd>, MMRel, LW_FM_MM<0x5>;
|
|
def LH_MM : Load<"lh", GPR32Opnd>, MMRel, LW_FM_MM<0xf>;
|
|
def LHu_MM : Load<"lhu", GPR32Opnd>, MMRel, LW_FM_MM<0xd>;
|
|
def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
|
|
def SB_MM : Store<"sb", GPR32Opnd>, MMRel, LW_FM_MM<0x6>;
|
|
def SH_MM : Store<"sh", GPR32Opnd>, MMRel, LW_FM_MM<0xe>;
|
|
def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
|
|
}
|
|
|
|
let DecoderMethod = "DecodeMemMMImm9" in {
|
|
def LBE_MM : Load<"lbe", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0x6, 0x4>;
|
|
def LBuE_MM : Load<"lbue", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0x6, 0x0>;
|
|
def LHE_MM : Load<"lhe", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0x6, 0x5>;
|
|
def LHuE_MM : Load<"lhue", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0x6, 0x1>;
|
|
def LWE_MM : Load<"lwe", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0x6, 0x7>;
|
|
def SBE_MM : Store<"sbe", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0xa, 0x4>;
|
|
def SHE_MM : Store<"she", GPR32Opnd>, POOL32C_LHUE_FM_MM<0x18, 0xa, 0x5>;
|
|
def SWE_MM : StoreMemory<"swe", GPR32Opnd, mem_simm9gpr>,
|
|
POOL32C_LHUE_FM_MM<0x18, 0xa, 0x7>;
|
|
}
|
|
|
|
def LWXS_MM : LoadWordIndexedScaledMM<"lwxs", GPR32Opnd>, LWXS_FM_MM<0x118>;
|
|
|
|
def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
|
|
|
|
/// Load and Store Instructions - unaligned
|
|
def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
|
|
LWL_FM_MM<0x0>;
|
|
def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
|
|
LWL_FM_MM<0x1>;
|
|
def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
|
|
LWL_FM_MM<0x8>;
|
|
def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
|
|
LWL_FM_MM<0x9>;
|
|
let DecoderMethod = "DecodeMemMMImm9" in {
|
|
def LWLE_MM : LoadLeftRightMM<"lwle", MipsLWL, GPR32Opnd, mem_mm_12>,
|
|
POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x2>;
|
|
def LWRE_MM : LoadLeftRightMM<"lwre", MipsLWR, GPR32Opnd, mem_mm_12>,
|
|
POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x3>;
|
|
def SWLE_MM : StoreLeftRightMM<"swle", MipsSWL, GPR32Opnd, mem_mm_12>,
|
|
POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x0>;
|
|
def SWRE_MM : StoreLeftRightMM<"swre", MipsSWR, GPR32Opnd, mem_mm_12>,
|
|
POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x1>, ISA_MIPS1_NOT_32R6_64R6;
|
|
}
|
|
|
|
/// Load and Store Instructions - multiple
|
|
def SWM32_MM : StoreMultMM<"swm32">, LWM_FM_MM<0xd>;
|
|
def LWM32_MM : LoadMultMM<"lwm32">, LWM_FM_MM<0x5>;
|
|
|
|
/// Load and Store Pair Instructions
|
|
def SWP_MM : StorePairMM<"swp">, LWM_FM_MM<0x9>;
|
|
def LWP_MM : LoadPairMM<"lwp">, LWM_FM_MM<0x1>;
|
|
|
|
/// Load and Store multiple pseudo Instructions
|
|
class LoadWordMultMM<string instr_asm > :
|
|
MipsAsmPseudoInst<(outs reglist:$rt), (ins mem_mm_12:$addr),
|
|
!strconcat(instr_asm, "\t$rt, $addr")> ;
|
|
|
|
class StoreWordMultMM<string instr_asm > :
|
|
MipsAsmPseudoInst<(outs), (ins reglist:$rt, mem_mm_12:$addr),
|
|
!strconcat(instr_asm, "\t$rt, $addr")> ;
|
|
|
|
|
|
def SWM_MM : StoreWordMultMM<"swm">;
|
|
def LWM_MM : LoadWordMultMM<"lwm">;
|
|
|
|
/// Move Conditional
|
|
def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
|
|
NoItinerary>, ADD_FM_MM<0, 0x58>;
|
|
def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
|
|
NoItinerary>, ADD_FM_MM<0, 0x18>;
|
|
def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
|
|
CMov_F_I_FM_MM<0x25>;
|
|
def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
|
|
CMov_F_I_FM_MM<0x5>;
|
|
|
|
/// Move to/from HI/LO
|
|
def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
|
|
MTLO_FM_MM<0x0b5>;
|
|
def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
|
|
MTLO_FM_MM<0x0f5>;
|
|
def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
|
|
MFLO_FM_MM<0x035>;
|
|
def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
|
|
MFLO_FM_MM<0x075>;
|
|
|
|
/// Multiply Add/Sub Instructions
|
|
def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
|
|
def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
|
|
def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
|
|
def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
|
|
|
|
/// Count Leading
|
|
def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM_MM<0x16c>,
|
|
ISA_MIPS32;
|
|
def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>,
|
|
ISA_MIPS32;
|
|
|
|
/// Sign Ext In Register Instructions.
|
|
def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
|
|
SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
|
|
def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
|
|
SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
|
|
|
|
/// Word Swap Bytes Within Halfwords
|
|
def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd, II_WSBH>,
|
|
SEB_FM_MM<0x1ec>, ISA_MIPS32R2;
|
|
// TODO: Add '0 < pos+size <= 32' constraint check to ext instruction
|
|
def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, uimm5_plus1, immZExt5,
|
|
immZExt5Plus1, MipsExt>, EXT_FM_MM<0x2c>;
|
|
def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, uimm5_inssize_plus1,
|
|
MipsIns>, EXT_FM_MM<0x0c>;
|
|
|
|
/// Jump Instructions
|
|
let DecoderMethod = "DecodeJumpTargetMM" in {
|
|
def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
|
|
J_FM_MM<0x35>;
|
|
def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
|
|
def JALX_MM : MMRel, JumpLink<"jalx", calltarget>, J_FM_MM<0x3c>;
|
|
}
|
|
def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
|
|
def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
|
|
|
|
/// Jump Instructions - Short Delay Slot
|
|
def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
|
|
def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
|
|
|
|
/// Branch Instructions
|
|
def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
|
|
BEQ_FM_MM<0x25>;
|
|
def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
|
|
BEQ_FM_MM<0x2d>;
|
|
def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
|
|
BGEZ_FM_MM<0x2>;
|
|
def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
|
|
BGEZ_FM_MM<0x6>;
|
|
def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
|
|
BGEZ_FM_MM<0x4>;
|
|
def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
|
|
BGEZ_FM_MM<0x0>;
|
|
def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
|
|
BGEZAL_FM_MM<0x03>;
|
|
def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
|
|
BGEZAL_FM_MM<0x01>;
|
|
|
|
/// Branch Instructions - Short Delay Slot
|
|
def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
|
|
GPR32Opnd>, BGEZAL_FM_MM<0x13>;
|
|
def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
|
|
GPR32Opnd>, BGEZAL_FM_MM<0x11>;
|
|
|
|
/// Control Instructions
|
|
def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
|
|
def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
|
|
def SYSCALL_MM : MMRel, SYS_FT<"syscall", uimm10>, SYS_FM_MM;
|
|
def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
|
|
def ERET_MM : MMRel, ER_FT<"eret">, ER_FM_MM<0x3cd>;
|
|
def DERET_MM : MMRel, ER_FT<"deret">, ER_FM_MM<0x38d>;
|
|
def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM_MM<0x15d>,
|
|
ISA_MIPS32R2;
|
|
def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM_MM<0x11d>,
|
|
ISA_MIPS32R2;
|
|
|
|
/// Trap Instructions
|
|
def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd, uimm4>, TEQ_FM_MM<0x0>;
|
|
def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd, uimm4>, TEQ_FM_MM<0x08>;
|
|
def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd, uimm4>, TEQ_FM_MM<0x10>;
|
|
def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd, uimm4>, TEQ_FM_MM<0x20>;
|
|
def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd, uimm4>, TEQ_FM_MM<0x28>;
|
|
def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd, uimm4>, TEQ_FM_MM<0x30>;
|
|
|
|
def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM_MM<0x0e>;
|
|
def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM_MM<0x09>;
|
|
def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM_MM<0x0b>;
|
|
def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM_MM<0x08>;
|
|
def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM_MM<0x0a>;
|
|
def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM_MM<0x0c>;
|
|
|
|
/// Load-linked, Store-conditional
|
|
def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
|
|
def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
|
|
|
|
def LLE_MM : LLEBaseMM<"lle", GPR32Opnd>, LLE_FM_MM<0x6>;
|
|
def SCE_MM : SCEBaseMM<"sce", GPR32Opnd>, LLE_FM_MM<0xA>;
|
|
|
|
let DecoderMethod = "DecodeCacheOpMM" in {
|
|
def CACHE_MM : MMRel, CacheOp<"cache", mem_mm_12>,
|
|
CACHE_PREF_FM_MM<0x08, 0x6>;
|
|
def PREF_MM : MMRel, CacheOp<"pref", mem_mm_12>,
|
|
CACHE_PREF_FM_MM<0x18, 0x2>;
|
|
}
|
|
|
|
let DecoderMethod = "DecodePrefeOpMM" in {
|
|
def PREFE_MM : MMRel, CacheOp<"prefe", mem_mm_9>,
|
|
CACHE_PREFE_FM_MM<0x18, 0x2>;
|
|
def CACHEE_MM : MMRel, CacheOp<"cachee", mem_mm_9>,
|
|
CACHE_PREFE_FM_MM<0x18, 0x3>;
|
|
}
|
|
def SSNOP_MM : MMRel, Barrier<"ssnop">, BARRIER_FM_MM<0x1>;
|
|
def EHB_MM : MMRel, Barrier<"ehb">, BARRIER_FM_MM<0x3>;
|
|
def PAUSE_MM : MMRel, Barrier<"pause">, BARRIER_FM_MM<0x5>;
|
|
|
|
def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
|
|
def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
|
|
def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
|
|
def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
|
|
|
|
def SDBBP_MM : MMRel, SYS_FT<"sdbbp", uimm10>, SDBBP_FM_MM;
|
|
|
|
def PREFX_MM : PrefetchIndexed<"prefx">, POOL32F_PREFX_FM_MM<0x15, 0x1A0>;
|
|
}
|
|
|
|
let DecoderNamespace = "MicroMips" in {
|
|
def RDHWR_MM : MMRel, R6MMR6Rel, ReadHardware<GPR32Opnd, HWRegsOpnd>,
|
|
RDHWR_FM_MM, ISA_MICROMIPS32_NOT_MIPS32R6;
|
|
}
|
|
|
|
let Predicates = [InMicroMips] in {
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MicroMips arbitrary patterns that map to one or more instructions
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
def : MipsPat<(i32 immLi16:$imm),
|
|
(LI16_MM immLi16:$imm)>;
|
|
def : MipsPat<(i32 immSExt16:$imm),
|
|
(ADDiu_MM ZERO, immSExt16:$imm)>;
|
|
def : MipsPat<(i32 immZExt16:$imm),
|
|
(ORi_MM ZERO, immZExt16:$imm)>;
|
|
def : MipsPat<(not GPR32:$in),
|
|
(NOR_MM GPR32Opnd:$in, ZERO)>;
|
|
|
|
def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm),
|
|
(ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>;
|
|
def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
|
|
(ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>;
|
|
def : MipsPat<(add GPR32:$src, immSExt16:$imm),
|
|
(ADDiu_MM GPR32:$src, immSExt16:$imm)>;
|
|
|
|
def : MipsPat<(and GPRMM16:$src, immZExtAndi16:$imm),
|
|
(ANDI16_MM GPRMM16:$src, immZExtAndi16:$imm)>;
|
|
def : MipsPat<(and GPR32:$src, immZExt16:$imm),
|
|
(ANDi_MM GPR32:$src, immZExt16:$imm)>;
|
|
|
|
def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm),
|
|
(SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
|
|
def : MipsPat<(shl GPR32:$src, immZExt5:$imm),
|
|
(SLL_MM GPR32:$src, immZExt5:$imm)>;
|
|
|
|
def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm),
|
|
(SRL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
|
|
def : MipsPat<(srl GPR32:$src, immZExt5:$imm),
|
|
(SRL_MM GPR32:$src, immZExt5:$imm)>;
|
|
|
|
def : MipsPat<(store GPRMM16:$src, addrimm4lsl2:$addr),
|
|
(SW16_MM GPRMM16:$src, addrimm4lsl2:$addr)>;
|
|
def : MipsPat<(store GPR32:$src, addr:$addr),
|
|
(SW_MM GPR32:$src, addr:$addr)>;
|
|
|
|
def : MipsPat<(load addrimm4lsl2:$addr),
|
|
(LW16_MM addrimm4lsl2:$addr)>;
|
|
def : MipsPat<(load addr:$addr),
|
|
(LW_MM addr:$addr)>;
|
|
|
|
//===----------------------------------------------------------------------===//
|
|
// MicroMips instruction aliases
|
|
//===----------------------------------------------------------------------===//
|
|
|
|
class UncondBranchMMPseudo<string opstr> :
|
|
MipsAsmPseudoInst<(outs), (ins brtarget_mm:$offset),
|
|
!strconcat(opstr, "\t$offset")>;
|
|
|
|
def B_MM_Pseudo : UncondBranchMMPseudo<"b">, ISA_MICROMIPS;
|
|
|
|
def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;
|
|
def : MipsInstAlias<"nop", (SLL_MM ZERO, ZERO, 0), 1>;
|
|
def : MipsInstAlias<"nop", (MOVE16_MM ZERO, ZERO), 1>;
|
|
}
|
|
|
|
let Predicates = [InMicroMips] in {
|
|
def : MipsInstAlias<"ei", (EI_MM ZERO), 1>, ISA_MIPS32R2;
|
|
def : MipsInstAlias<"di", (DI_MM ZERO), 1>, ISA_MIPS32R2;
|
|
def : MipsInstAlias<"teq $rs, $rt",
|
|
(TEQ_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
def : MipsInstAlias<"tge $rs, $rt",
|
|
(TGE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
def : MipsInstAlias<"tgeu $rs, $rt",
|
|
(TGEU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
def : MipsInstAlias<"tlt $rs, $rt",
|
|
(TLT_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
def : MipsInstAlias<"tltu $rs, $rt",
|
|
(TLTU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
def : MipsInstAlias<"tne $rs, $rt",
|
|
(TNE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
|
|
}
|