1 def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddrMM", [frameindex]>;
3 def simm4 : Operand<i32> {
4 let DecoderMethod = "DecodeSimm4";
6 def li_simm7 : Operand<i32> {
7 let DecoderMethod = "DecodeLiSimm7";
10 def simm12 : Operand<i32> {
11 let DecoderMethod = "DecodeSimm12";
14 def uimm5_lsl2 : Operand<OtherVT> {
15 let EncoderMethod = "getUImm5Lsl2Encoding";
18 def uimm6_lsl2 : Operand<i32> {
19 let EncoderMethod = "getUImm6Lsl2Encoding";
20 let DecoderMethod = "DecodeUImm6Lsl2";
23 def simm9_addiusp : Operand<i32> {
24 let EncoderMethod = "getSImm9AddiuspValue";
27 def uimm3_shift : Operand<i32> {
28 let EncoderMethod = "getUImm3Mod8Encoding";
31 def simm3_lsa2 : Operand<i32> {
32 let EncoderMethod = "getSImm3Lsa2Value";
33 let DecoderMethod = "DecodeAddiur2Simm7";
36 def uimm4_andi : Operand<i32> {
37 let EncoderMethod = "getUImm4AndValue";
40 def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 ||
42 Imm < 28 && Imm > 0);}]>;
44 def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>;
46 def immZExtAndi16 : ImmLeaf<i32,
47 [{return (Imm == 128 || (Imm >= 1 && Imm <= 4) || Imm == 7 || Imm == 8 ||
48 Imm == 15 || Imm == 16 || Imm == 31 || Imm == 32 || Imm == 63 ||
49 Imm == 64 || Imm == 255 || Imm == 32768 || Imm == 65535 );}]>;
51 def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
53 def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
55 def MicroMipsMemGPRMM16AsmOperand : AsmOperandClass {
56 let Name = "MicroMipsMem";
57 let RenderMethod = "addMicroMipsMemOperands";
58 let ParserMethod = "parseMemOperand";
59 let PredicateMethod = "isMemWithGRPMM16Base";
62 class mem_mm_4_generic : Operand<i32> {
63 let PrintMethod = "printMemOperand";
64 let MIOperandInfo = (ops ptr_rc, simm4);
65 let OperandType = "OPERAND_MEMORY";
66 let ParserMatchClass = MicroMipsMemGPRMM16AsmOperand;
69 def mem_mm_4 : mem_mm_4_generic {
70 let EncoderMethod = "getMemEncodingMMImm4";
73 def mem_mm_4_lsl1 : mem_mm_4_generic {
74 let EncoderMethod = "getMemEncodingMMImm4Lsl1";
77 def mem_mm_4_lsl2 : mem_mm_4_generic {
78 let EncoderMethod = "getMemEncodingMMImm4Lsl2";
81 def mem_mm_12 : Operand<i32> {
82 let PrintMethod = "printMemOperand";
83 let MIOperandInfo = (ops GPR32, simm12);
84 let EncoderMethod = "getMemEncodingMMImm12";
85 let ParserMatchClass = MipsMemAsmOperand;
86 let OperandType = "OPERAND_MEMORY";
89 def jmptarget_mm : Operand<OtherVT> {
90 let EncoderMethod = "getJumpTargetOpValueMM";
93 def calltarget_mm : Operand<iPTR> {
94 let EncoderMethod = "getJumpTargetOpValueMM";
97 def brtarget_mm : Operand<OtherVT> {
98 let EncoderMethod = "getBranchTargetOpValueMM";
99 let OperandType = "OPERAND_PCREL";
100 let DecoderMethod = "DecodeBranchTargetMM";
103 class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
104 RegisterOperand RO> :
105 InstSE<(outs), (ins RO:$rs, opnd:$offset),
106 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI> {
108 let isTerminator = 1;
109 let hasDelaySlot = 0;
113 let canFoldAsLoad = 1 in
114 class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
116 InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
117 !strconcat(opstr, "\t$rt, $addr"),
118 [(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
120 let DecoderMethod = "DecodeMemMMImm12";
121 string Constraints = "$src = $rt";
124 class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
126 InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
127 !strconcat(opstr, "\t$rt, $addr"),
128 [(OpNode RO:$rt, addrimm12:$addr)], NoItinerary, FrmI> {
129 let DecoderMethod = "DecodeMemMMImm12";
132 class LLBaseMM<string opstr, RegisterOperand RO> :
133 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
134 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
135 let DecoderMethod = "DecodeMemMMImm12";
139 class SCBaseMM<string opstr, RegisterOperand RO> :
140 InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
141 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
142 let DecoderMethod = "DecodeMemMMImm12";
144 let Constraints = "$rt = $dst";
147 class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
148 InstrItinClass Itin = NoItinerary> :
149 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
150 !strconcat(opstr, "\t$rt, $addr"),
151 [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI> {
152 let DecoderMethod = "DecodeMemMMImm12";
153 let canFoldAsLoad = 1;
157 class ArithRMM16<string opstr, RegisterOperand RO, bit isComm = 0,
158 InstrItinClass Itin = NoItinerary,
159 SDPatternOperator OpNode = null_frag> :
160 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, RO:$rt),
161 !strconcat(opstr, "\t$rd, $rs, $rt"),
162 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
163 let isCommutable = isComm;
166 class AndImmMM16<string opstr, RegisterOperand RO,
167 InstrItinClass Itin = NoItinerary> :
168 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, uimm4_andi:$imm),
169 !strconcat(opstr, "\t$rd, $rs, $imm"), [], Itin, FrmI>;
171 class LogicRMM16<string opstr, RegisterOperand RO,
172 InstrItinClass Itin = NoItinerary,
173 SDPatternOperator OpNode = null_frag> :
174 MicroMipsInst16<(outs RO:$dst), (ins RO:$rs, RO:$rt),
175 !strconcat(opstr, "\t$rt, $rs"),
176 [(set RO:$dst, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
177 let isCommutable = 1;
178 let Constraints = "$rt = $dst";
181 class NotMM16<string opstr, RegisterOperand RO> :
182 MicroMipsInst16<(outs RO:$rt), (ins RO:$rs),
183 !strconcat(opstr, "\t$rt, $rs"),
184 [(set RO:$rt, (not RO:$rs))], NoItinerary, FrmR>;
186 class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO,
187 InstrItinClass Itin = NoItinerary> :
188 MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
189 !strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>;
191 class LoadMM16<string opstr, DAGOperand RO, SDPatternOperator OpNode,
192 InstrItinClass Itin, Operand MemOpnd> :
193 MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$addr),
194 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
195 let DecoderMethod = "DecodeMemMMImm4";
196 let canFoldAsLoad = 1;
200 class StoreMM16<string opstr, DAGOperand RTOpnd, DAGOperand RO,
201 SDPatternOperator OpNode, InstrItinClass Itin,
203 MicroMipsInst16<(outs), (ins RTOpnd:$rt, MemOpnd:$addr),
204 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
205 let DecoderMethod = "DecodeMemMMImm4";
209 class AddImmUR2<string opstr, RegisterOperand RO> :
210 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
211 !strconcat(opstr, "\t$rd, $rs, $imm"),
212 [], NoItinerary, FrmR> {
213 let isCommutable = 1;
216 class AddImmUS5<string opstr, RegisterOperand RO> :
217 MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
218 !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR> {
219 let Constraints = "$rd = $dst";
222 class AddImmUR1SP<string opstr, RegisterOperand RO> :
223 MicroMipsInst16<(outs RO:$rd), (ins uimm6_lsl2:$imm),
224 !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmR>;
226 class AddImmUSP<string opstr> :
227 MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
228 !strconcat(opstr, "\t$imm"), [], NoItinerary, FrmI>;
230 class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
231 MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
232 [], II_MFHI_MFLO, FrmR> {
234 let hasSideEffects = 0;
237 class MoveMM16<string opstr, RegisterOperand RO, bit isComm = 0,
238 InstrItinClass Itin = NoItinerary> :
239 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
240 !strconcat(opstr, "\t$rd, $rs"), [], Itin, FrmR> {
241 let isCommutable = isComm;
242 let isReMaterializable = 1;
245 class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO,
246 SDPatternOperator imm_type = null_frag> :
247 MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
248 !strconcat(opstr, "\t$rd, $imm"), [], NoItinerary, FrmI> {
249 let isReMaterializable = 1;
252 // 16-bit Jump and Link (Call)
253 class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
254 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
255 [(MipsJmpLink RO:$rs)], IIBranch, FrmR> {
257 let hasDelaySlot = 1;
262 class JumpRegMM16<string opstr, RegisterOperand RO> :
263 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
264 [], IIBranch, FrmR> {
265 let hasDelaySlot = 1;
267 let isIndirectBranch = 1;
270 // Base class for JRADDIUSP instruction.
271 class JumpRAddiuStackMM16 :
272 MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
273 [], IIBranch, FrmR> {
274 let isTerminator = 1;
277 let isIndirectBranch = 1;
280 // 16-bit Jump and Link (Call) - Short Delay Slot
281 class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
282 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
283 [], IIBranch, FrmR> {
285 let hasDelaySlot = 1;
289 // 16-bit Jump Register Compact - No delay slot
290 class JumpRegCMM16<string opstr, RegisterOperand RO> :
291 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
292 [], IIBranch, FrmR> {
293 let isTerminator = 1;
296 let isIndirectBranch = 1;
299 // MicroMIPS Jump and Link (Call) - Short Delay Slot
300 let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
301 class JumpLinkMM<string opstr, DAGOperand opnd> :
302 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
303 [], IIBranch, FrmJ, opstr> {
304 let DecoderMethod = "DecodeJumpTargetMM";
307 class JumpLinkRegMM<string opstr, RegisterOperand RO>:
308 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
311 class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
312 RegisterOperand RO> :
313 InstSE<(outs), (ins RO:$rs, opnd:$offset),
314 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
317 class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
318 InstrItinClass Itin = NoItinerary,
319 SDPatternOperator OpNode = null_frag> :
320 InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
321 !strconcat(opstr, "\t$rd, ${index}(${base})"), [], Itin, FrmFI>;
323 /// A list of registers used by load/store multiple instructions.
324 def RegListAsmOperand : AsmOperandClass {
325 let Name = "RegList";
326 let ParserMethod = "parseRegisterList";
329 def reglist : Operand<i32> {
330 let EncoderMethod = "getRegisterListOpValue";
331 let ParserMatchClass = RegListAsmOperand;
332 let PrintMethod = "printRegisterList";
333 let DecoderMethod = "DecodeRegListOperand";
336 class StoreMultMM<string opstr,
337 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
338 InstSE<(outs), (ins reglist:$rt, mem_mm_12:$addr),
339 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
340 let DecoderMethod = "DecodeMemMMImm12";
344 class LoadMultMM<string opstr,
345 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
346 InstSE<(outs reglist:$rt), (ins mem_mm_12:$addr),
347 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
348 let DecoderMethod = "DecodeMemMMImm12";
352 def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
354 def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
356 def ANDI16_MM : AndImmMM16<"andi16", GPRMM16Opnd, II_AND>, ANDI_FM_MM16<0x0b>;
357 def AND16_MM : LogicRMM16<"and16", GPRMM16Opnd, II_AND, and>,
359 def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>,
361 def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>,
363 def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>;
364 def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>,
366 def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>,
368 def LBU16_MM : LoadMM16<"lbu16", GPRMM16Opnd, zextloadi8, II_LBU,
369 mem_mm_4>, LOAD_STORE_FM_MM16<0x02>;
370 def LHU16_MM : LoadMM16<"lhu16", GPRMM16Opnd, zextloadi16, II_LHU,
371 mem_mm_4_lsl1>, LOAD_STORE_FM_MM16<0x0a>;
372 def LW16_MM : LoadMM16<"lw16", GPRMM16Opnd, load, II_LW, mem_mm_4_lsl2>,
373 LOAD_STORE_FM_MM16<0x1a>;
374 def SB16_MM : StoreMM16<"sb16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei8,
375 II_SB, mem_mm_4>, LOAD_STORE_FM_MM16<0x22>;
376 def SH16_MM : StoreMM16<"sh16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei16,
377 II_SH, mem_mm_4_lsl1>,
378 LOAD_STORE_FM_MM16<0x2a>;
379 def SW16_MM : StoreMM16<"sw16", GPRMM16OpndZero, GPRMM16Opnd, store, II_SW,
380 mem_mm_4_lsl2>, LOAD_STORE_FM_MM16<0x3a>;
381 def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16;
382 def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16;
383 def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16;
384 def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16;
385 def MFHI16_MM : MoveFromHILOMM<"mfhi", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x10>;
386 def MFLO16_MM : MoveFromHILOMM<"mflo", GPR32Opnd, AC0>, MFHILO_FM_MM16<0x12>;
387 def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>;
388 def LI16_MM : LoadImmMM16<"li16", li_simm7, GPRMM16Opnd, immLi16>,
389 LI_FM_MM16, IsAsCheapAsAMove;
390 def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>;
391 def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>;
392 def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>;
393 def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>;
394 def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>;
396 class WaitMM<string opstr> :
397 InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
398 NoItinerary, FrmOther, opstr>;
400 let DecoderNamespace = "MicroMips", Predicates = [InMicroMips] in {
401 /// Compact Branch Instructions
402 def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
403 COMPACT_BRANCH_FM_MM<0x7>;
404 def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
405 COMPACT_BRANCH_FM_MM<0x5>;
407 /// Arithmetic Instructions (ALU Immediate)
408 def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd>,
410 def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>,
412 def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
414 def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
416 def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd>,
418 def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd>,
420 def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd>,
422 def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM_MM;
424 def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
427 /// Arithmetic Instructions (3-Operand, R-Type)
428 def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd>, ADD_FM_MM<0, 0x150>;
429 def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd>, ADD_FM_MM<0, 0x1d0>;
430 def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd>, ADD_FM_MM<0, 0x210>;
431 def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM_MM<0, 0x110>;
432 def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM_MM<0, 0x190>;
433 def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>;
434 def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
436 def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
438 def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
440 def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
442 def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>;
443 def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
445 def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
447 def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
449 def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
452 /// Shift Instructions
453 def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
455 def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
457 def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
459 def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
461 def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
463 def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
465 def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
467 def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
470 /// Load and Store Instructions - aligned
471 let DecoderMethod = "DecodeMemMMImm16" in {
472 def LB_MM : Load<"lb", GPR32Opnd>, MMRel, LW_FM_MM<0x7>;
473 def LBu_MM : Load<"lbu", GPR32Opnd>, MMRel, LW_FM_MM<0x5>;
474 def LH_MM : Load<"lh", GPR32Opnd>, MMRel, LW_FM_MM<0xf>;
475 def LHu_MM : Load<"lhu", GPR32Opnd>, MMRel, LW_FM_MM<0xd>;
476 def LW_MM : Load<"lw", GPR32Opnd>, MMRel, LW_FM_MM<0x3f>;
477 def SB_MM : Store<"sb", GPR32Opnd>, MMRel, LW_FM_MM<0x6>;
478 def SH_MM : Store<"sh", GPR32Opnd>, MMRel, LW_FM_MM<0xe>;
479 def SW_MM : Store<"sw", GPR32Opnd>, MMRel, LW_FM_MM<0x3e>;
482 def LWXS_MM : LoadWordIndexedScaledMM<"lwxs", GPR32Opnd>, LWXS_FM_MM<0x118>;
484 def LWU_MM : LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU>, LL_FM_MM<0xe>;
486 /// Load and Store Instructions - unaligned
487 def LWL_MM : LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12>,
489 def LWR_MM : LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12>,
491 def SWL_MM : StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12>,
493 def SWR_MM : StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12>,
496 /// Load and Store Instructions - multiple
497 def SWM32_MM : StoreMultMM<"swm32">, LWM_FM_MM<0xd>;
498 def LWM32_MM : LoadMultMM<"lwm32">, LWM_FM_MM<0x5>;
501 def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
502 NoItinerary>, ADD_FM_MM<0, 0x58>;
503 def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
504 NoItinerary>, ADD_FM_MM<0, 0x18>;
505 def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT>,
506 CMov_F_I_FM_MM<0x25>;
507 def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF>,
510 /// Move to/from HI/LO
511 def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
513 def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
515 def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
517 def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
520 /// Multiply Add/Sub Instructions
521 def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>;
522 def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>;
523 def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>;
524 def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>;
527 def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM_MM<0x16c>,
529 def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM_MM<0x12c>,
532 /// Sign Ext In Register Instructions.
533 def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
534 SEB_FM_MM<0x0ac>, ISA_MIPS32R2;
535 def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
536 SEB_FM_MM<0x0ec>, ISA_MIPS32R2;
538 /// Word Swap Bytes Within Halfwords
539 def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM_MM<0x1ec>,
542 def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>,
544 def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>,
547 /// Jump Instructions
548 let DecoderMethod = "DecodeJumpTargetMM" in {
549 def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
551 def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>;
553 def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>;
554 def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>;
556 /// Jump Instructions - Short Delay Slot
557 def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>;
558 def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>;
560 /// Branch Instructions
561 def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
563 def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
565 def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
567 def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
569 def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
571 def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
573 def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
575 def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
578 /// Branch Instructions - Short Delay Slot
579 def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
580 GPR32Opnd>, BGEZAL_FM_MM<0x13>;
581 def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
582 GPR32Opnd>, BGEZAL_FM_MM<0x11>;
584 /// Control Instructions
585 def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM;
586 def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM;
587 def SYSCALL_MM : MMRel, SYS_FT<"syscall">, SYS_FM_MM;
588 def WAIT_MM : WaitMM<"wait">, WAIT_FM_MM;
589 def ERET_MM : MMRel, ER_FT<"eret">, ER_FM_MM<0x3cd>;
590 def DERET_MM : MMRel, ER_FT<"deret">, ER_FM_MM<0x38d>;
591 def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM_MM<0x15d>,
593 def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM_MM<0x11d>,
596 /// Trap Instructions
597 def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM_MM<0x0>;
598 def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM_MM<0x08>;
599 def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM_MM<0x10>;
600 def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM_MM<0x20>;
601 def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM_MM<0x28>;
602 def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM_MM<0x30>;
604 def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM_MM<0x0e>;
605 def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM_MM<0x09>;
606 def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM_MM<0x0b>;
607 def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM_MM<0x08>;
608 def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM_MM<0x0a>;
609 def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM_MM<0x0c>;
611 /// Load-linked, Store-conditional
612 def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>;
613 def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>;
615 def TLBP_MM : MMRel, TLB<"tlbp">, COP0_TLB_FM_MM<0x0d>;
616 def TLBR_MM : MMRel, TLB<"tlbr">, COP0_TLB_FM_MM<0x4d>;
617 def TLBWI_MM : MMRel, TLB<"tlbwi">, COP0_TLB_FM_MM<0x8d>;
618 def TLBWR_MM : MMRel, TLB<"tlbwr">, COP0_TLB_FM_MM<0xcd>;
620 def SDBBP_MM : MMRel, SYS_FT<"sdbbp">, SDBBP_FM_MM;
621 def RDHWR_MM : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM_MM;
624 let Predicates = [InMicroMips] in {
626 //===----------------------------------------------------------------------===//
627 // MicroMips arbitrary patterns that map to one or more instructions
628 //===----------------------------------------------------------------------===//
630 def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm),
631 (ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>;
632 def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
633 (ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>;
634 def : MipsPat<(add GPR32:$src, immSExt16:$imm),
635 (ADDiu_MM GPR32:$src, immSExt16:$imm)>;
637 def : MipsPat<(and GPRMM16:$src, immZExtAndi16:$imm),
638 (ANDI16_MM GPRMM16:$src, immZExtAndi16:$imm)>;
639 def : MipsPat<(and GPR32:$src, immZExt16:$imm),
640 (ANDi_MM GPR32:$src, immZExt16:$imm)>;
642 def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm),
643 (SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
644 def : MipsPat<(shl GPR32:$src, immZExt5:$imm),
645 (SLL_MM GPR32:$src, immZExt5:$imm)>;
647 def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm),
648 (SRL16_MM GPRMM16:$src, immZExt2Shift:$imm)>;
649 def : MipsPat<(srl GPR32:$src, immZExt5:$imm),
650 (SRL_MM GPR32:$src, immZExt5:$imm)>;
652 //===----------------------------------------------------------------------===//
653 // MicroMips instruction aliases
654 //===----------------------------------------------------------------------===//
656 def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>;