+ [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm12";
+}
+
+class LLBaseMM<string opstr, RegisterOperand RO> :
+ InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm12";
+ let mayLoad = 1;
+}
+
+class SCBaseMM<string opstr, RegisterOperand RO> :
+ InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
+ !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm12";
+ let mayStore = 1;
+ let Constraints = "$rt = $dst";
+}
+
+class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
+ InstrItinClass Itin = NoItinerary> :
+ InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
+ !strconcat(opstr, "\t$rt, $addr"),
+ [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
+ let DecoderMethod = "DecodeMemMMImm12";
+ let canFoldAsLoad = 1;
+ let mayLoad = 1;
+}
+
+class ArithRMM16<string opstr, RegisterOperand RO, bit isComm = 0,
+ InstrItinClass Itin = NoItinerary,
+ SDPatternOperator OpNode = null_frag> :
+ MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, RO:$rt),
+ !strconcat(opstr, "\t$rd, $rs, $rt"),
+ [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
+ let isCommutable = isComm;
+}
+
+class LogicRMM16<string opstr, RegisterOperand RO,
+ InstrItinClass Itin = NoItinerary,
+ SDPatternOperator OpNode = null_frag> :
+ MicroMipsInst16<(outs RO:$dst), (ins RO:$rs, RO:$rt),
+ !strconcat(opstr, "\t$rt, $rs"),
+ [(set RO:$dst, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
+ let isCommutable = 1;
+ let Constraints = "$rt = $dst";
+}
+
+class NotMM16<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs RO:$rt), (ins RO:$rs),
+ !strconcat(opstr, "\t$rt, $rs"),
+ [(set RO:$rt, (not RO:$rs))], NoItinerary, FrmR>;
+
+class ShiftIMM16<string opstr, Operand ImmOpnd,
+ RegisterOperand RO, SDPatternOperator OpNode = null_frag,
+ SDPatternOperator PF = null_frag,
+ InstrItinClass Itin = NoItinerary> :
+ MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
+ !strconcat(opstr, "\t$rd, $rt, $shamt"),
+ [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], Itin, FrmR>;
+
+class AddImmUR2<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
+ !strconcat(opstr, "\t$rd, $rs, $imm"),
+ [], NoItinerary, FrmR> {
+ let isCommutable = 1;
+}
+
+class AddImmUS5<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
+ !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR> {
+ let Constraints = "$rd = $dst";
+ let isCommutable = 1;
+}
+
+class AddImmUR1SP<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs RO:$rd), (ins uimm6_lsl2:$imm),
+ !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR>;
+
+class AddImmUSP<string opstr> :
+ MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
+ !strconcat(opstr, "\t$imm"), [], NoItinerary, FrmI>;
+
+class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
+ MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
+ [], II_MFHI_MFLO, FrmR> {
+ let Uses = [UseReg];
+ let hasSideEffects = 0;
+}
+
+class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
+ InstrItinClass Itin = NoItinerary> :
+ MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
+ !strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
+ let isCommutable = isComm;
+ let isReMaterializable = 1;
+}
+
+class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO,
+ SDPatternOperator imm_type = null_frag> :
+ MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
+ !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmI> {
+ let isReMaterializable = 1;
+}
+
+// 16-bit Jump and Link (Call)
+class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
+ [(MipsJmpLink RO:$rs)], IIBranch, FrmR> {
+ let isCall = 1;
+ let hasDelaySlot = 1;
+ let Defs = [RA];
+}
+
+// 16-bit Jump Reg
+class JumpRegMM16<string opstr, RegisterOperand RO> :
+ MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
+ [], IIBranch, FrmR> {
+ let hasDelaySlot = 1;
+ let isBranch = 1;
+ let isIndirectBranch = 1;
+}
+
+// Base class for JRADDIUSP instruction.
+class JumpRAddiuStackMM16 :
+ MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
+ [], IIBranch, FrmR> {
+ let isTerminator = 1;
+ let isBarrier = 1;
+ let hasDelaySlot = 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"),
+ [], IIBranch, 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"),
+ [], IIBranch, FrmR> {
+ let isTerminator = 1;
+ let isBarrier = 1;
+ let isBranch = 1;
+ let isIndirectBranch = 1;
+}
+
+// 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"),
+ [], IIBranch, FrmJ, opstr> {
+ let DecoderMethod = "DecodeJumpTargetMM";
+ }
+
+ class JumpLinkRegMM<string opstr, RegisterOperand RO>:
+ InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
+ [], IIBranch, FrmR>;
+
+ class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
+ RegisterOperand RO> :
+ InstSE<(outs), (ins RO:$rs, opnd:$offset),
+ !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
+}
+
+def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
+ ARITH_FM_MM16<0>;
+def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
+ ARITH_FM_MM16<1>;
+def AND16_MM : LogicRMM16<"and16", GPRMM16Opnd, II_AND, and>,
+ LOGIC_FM_MM16<0x2>;
+def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>,
+ LOGIC_FM_MM16<0x3>;
+def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>,
+ LOGIC_FM_MM16<0x1>;
+def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>;
+def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, shl,
+ immZExt2Shift, II_SLL>, SHIFT_FM_MM16<0>;
+def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, srl,
+ immZExt2Shift, II_SRL>, SHIFT_FM_MM16<1>;
+def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16;
+def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16;
+def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
+def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
+def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
+def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
+def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
+def LI16_MM : LoadImmMM16<"li16", simm7, GPRMM16Opnd, immLi16>,
+ LI_FM_MM16, IsAsCheapAsAMove;
+def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
+def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
+def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
+def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
+def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
+
+class WaitMM<string opstr> :
+ InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
+ NoItinerary, FrmOther, opstr>;