1 //===--- MicroMipsInstrFormats.td - microMIPS Inst Defs -*- tablegen -*----===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This files describes the defintions of the microMIPSr3 instructions.
11 //===----------------------------------------------------------------------===//
13 def addrimm11 : ComplexPattern<iPTR, 2, "selectIntAddr11MM", [frameindex]>;
14 def addrimm12 : ComplexPattern<iPTR, 2, "selectIntAddr12MM", [frameindex]>;
15 def addrimm16 : ComplexPattern<iPTR, 2, "selectIntAddr16MM", [frameindex]>;
16 def addrimm4lsl2 : ComplexPattern<iPTR, 2, "selectIntAddrLSL2MM", [frameindex]>;
18 def simm9_addiusp : Operand<i32> {
19 let EncoderMethod = "getSImm9AddiuspValue";
20 let DecoderMethod = "DecodeSimm9SP";
23 def uimm3_shift : Operand<i32> {
24 let EncoderMethod = "getUImm3Mod8Encoding";
25 let DecoderMethod = "DecodePOOL16BEncodedField";
28 def simm3_lsa2 : Operand<i32> {
29 let EncoderMethod = "getSImm3Lsa2Value";
30 let DecoderMethod = "DecodeAddiur2Simm7";
33 def uimm4_andi : Operand<i32> {
34 let EncoderMethod = "getUImm4AndValue";
35 let DecoderMethod = "DecodeANDI16Imm";
38 def immSExtAddiur2 : ImmLeaf<i32, [{return Imm == 1 || Imm == -1 ||
40 Imm < 28 && Imm > 0);}]>;
42 def immSExtAddius5 : ImmLeaf<i32, [{return Imm >= -8 && Imm <= 7;}]>;
44 def immZExtAndi16 : ImmLeaf<i32,
45 [{return (Imm == 128 || (Imm >= 1 && Imm <= 4) || Imm == 7 || Imm == 8 ||
46 Imm == 15 || Imm == 16 || Imm == 31 || Imm == 32 || Imm == 63 ||
47 Imm == 64 || Imm == 255 || Imm == 32768 || Imm == 65535 );}]>;
49 def immZExt2Shift : ImmLeaf<i32, [{return Imm >= 1 && Imm <= 8;}]>;
51 def immLi16 : ImmLeaf<i32, [{return Imm >= -1 && Imm <= 126;}]>;
53 def MicroMipsMemGPRMM16AsmOperand : AsmOperandClass {
54 let Name = "MicroMipsMem";
55 let RenderMethod = "addMicroMipsMemOperands";
56 let ParserMethod = "parseMemOperand";
57 let PredicateMethod = "isMemWithGRPMM16Base";
60 // Define the classes of pointers used by microMIPS.
61 // The numbers must match those in MipsRegisterInfo::MipsPtrClass.
62 def ptr_gpr16mm_rc : PointerLikeRegClass<1>;
63 def ptr_sp_rc : PointerLikeRegClass<2>;
64 def ptr_gp_rc : PointerLikeRegClass<3>;
66 class mem_mm_4_generic : Operand<i32> {
67 let PrintMethod = "printMemOperand";
68 let MIOperandInfo = (ops ptr_gpr16mm_rc, simm4);
69 let OperandType = "OPERAND_MEMORY";
70 let ParserMatchClass = MicroMipsMemGPRMM16AsmOperand;
73 def mem_mm_4 : mem_mm_4_generic {
74 let EncoderMethod = "getMemEncodingMMImm4";
77 def mem_mm_4_lsl1 : mem_mm_4_generic {
78 let EncoderMethod = "getMemEncodingMMImm4Lsl1";
81 def mem_mm_4_lsl2 : mem_mm_4_generic {
82 let EncoderMethod = "getMemEncodingMMImm4Lsl2";
85 def MicroMipsMemSPAsmOperand : AsmOperandClass {
86 let Name = "MicroMipsMemSP";
87 let RenderMethod = "addMemOperands";
88 let ParserMethod = "parseMemOperand";
89 let PredicateMethod = "isMemWithUimmWordAlignedOffsetSP<7>";
92 def MicroMipsMemGPAsmOperand : AsmOperandClass {
93 let Name = "MicroMipsMemGP";
94 let RenderMethod = "addMemOperands";
95 let ParserMethod = "parseMemOperand";
96 let PredicateMethod = "isMemWithSimmWordAlignedOffsetGP<9>";
99 def mem_mm_sp_imm5_lsl2 : Operand<i32> {
100 let PrintMethod = "printMemOperand";
101 let MIOperandInfo = (ops ptr_sp_rc:$base, simm5:$offset);
102 let OperandType = "OPERAND_MEMORY";
103 let ParserMatchClass = MicroMipsMemSPAsmOperand;
104 let EncoderMethod = "getMemEncodingMMSPImm5Lsl2";
107 def mem_mm_gp_simm7_lsl2 : Operand<i32> {
108 let PrintMethod = "printMemOperand";
109 let MIOperandInfo = (ops ptr_gp_rc:$base, simm7_lsl2:$offset);
110 let OperandType = "OPERAND_MEMORY";
111 let ParserMatchClass = MicroMipsMemGPAsmOperand;
112 let EncoderMethod = "getMemEncodingMMGPImm7Lsl2";
115 def mem_mm_9 : Operand<i32> {
116 let PrintMethod = "printMemOperand";
117 let MIOperandInfo = (ops ptr_rc, simm9);
118 let EncoderMethod = "getMemEncodingMMImm9";
119 let ParserMatchClass = MipsMemSimm9AsmOperand;
120 let OperandType = "OPERAND_MEMORY";
123 def mem_mm_11 : Operand<i32> {
124 let PrintMethod = "printMemOperand";
125 let MIOperandInfo = (ops GPR32, simm11);
126 let EncoderMethod = "getMemEncodingMMImm11";
127 let ParserMatchClass = MipsMemSimm11AsmOperand;
128 let OperandType = "OPERAND_MEMORY";
131 def mem_mm_12 : Operand<i32> {
132 let PrintMethod = "printMemOperand";
133 let MIOperandInfo = (ops ptr_rc, simm12);
134 let EncoderMethod = "getMemEncodingMMImm12";
135 let ParserMatchClass = MipsMemAsmOperand;
136 let OperandType = "OPERAND_MEMORY";
139 def mem_mm_16 : Operand<i32> {
140 let PrintMethod = "printMemOperand";
141 let MIOperandInfo = (ops ptr_rc, simm16);
142 let EncoderMethod = "getMemEncodingMMImm16";
143 let DecoderMethod = "DecodeMemMMImm16";
144 let ParserMatchClass = MipsMemSimm16AsmOperand;
145 let OperandType = "OPERAND_MEMORY";
148 def MipsMemUimm4AsmOperand : AsmOperandClass {
149 let Name = "MemOffsetUimm4";
150 let SuperClasses = [MipsMemAsmOperand];
151 let RenderMethod = "addMemOperands";
152 let ParserMethod = "parseMemOperand";
153 let PredicateMethod = "isMemWithUimmOffsetSP<6>";
156 def mem_mm_4sp : Operand<i32> {
157 let PrintMethod = "printMemOperand";
158 let MIOperandInfo = (ops ptr_sp_rc, uimm8);
159 let EncoderMethod = "getMemEncodingMMImm4sp";
160 let ParserMatchClass = MipsMemUimm4AsmOperand;
161 let OperandType = "OPERAND_MEMORY";
164 def jmptarget_mm : Operand<OtherVT> {
165 let EncoderMethod = "getJumpTargetOpValueMM";
168 def calltarget_mm : Operand<iPTR> {
169 let EncoderMethod = "getJumpTargetOpValueMM";
172 def brtarget7_mm : Operand<OtherVT> {
173 let EncoderMethod = "getBranchTarget7OpValueMM";
174 let OperandType = "OPERAND_PCREL";
175 let DecoderMethod = "DecodeBranchTarget7MM";
176 let ParserMatchClass = MipsJumpTargetAsmOperand;
179 def brtarget10_mm : Operand<OtherVT> {
180 let EncoderMethod = "getBranchTargetOpValueMMPC10";
181 let OperandType = "OPERAND_PCREL";
182 let DecoderMethod = "DecodeBranchTarget10MM";
183 let ParserMatchClass = MipsJumpTargetAsmOperand;
186 def brtarget_mm : Operand<OtherVT> {
187 let EncoderMethod = "getBranchTargetOpValueMM";
188 let OperandType = "OPERAND_PCREL";
189 let DecoderMethod = "DecodeBranchTargetMM";
190 let ParserMatchClass = MipsJumpTargetAsmOperand;
193 def simm23_lsl2 : Operand<i32> {
194 let EncoderMethod = "getSimm23Lsl2Encoding";
195 let DecoderMethod = "DecodeSimm23Lsl2";
198 class CompactBranchMM<string opstr, DAGOperand opnd, PatFrag cond_op,
199 RegisterOperand RO> :
200 InstSE<(outs), (ins RO:$rs, opnd:$offset),
201 !strconcat(opstr, "\t$rs, $offset"), [], II_BCCZC, FrmI> {
203 let isTerminator = 1;
204 let hasDelaySlot = 0;
208 let canFoldAsLoad = 1 in
209 class LoadLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
210 Operand MemOpnd, InstrItinClass Itin> :
211 InstSE<(outs RO:$rt), (ins MemOpnd:$addr, RO:$src),
212 !strconcat(opstr, "\t$rt, $addr"),
213 [(set RO:$rt, (OpNode addrimm12:$addr, RO:$src))],
215 let DecoderMethod = "DecodeMemMMImm12";
216 string Constraints = "$src = $rt";
217 let BaseOpcode = opstr;
222 class StoreLeftRightMM<string opstr, SDNode OpNode, RegisterOperand RO,
223 Operand MemOpnd, InstrItinClass Itin>:
224 InstSE<(outs), (ins RO:$rt, MemOpnd:$addr),
225 !strconcat(opstr, "\t$rt, $addr"),
226 [(OpNode RO:$rt, addrimm12:$addr)], Itin, FrmI> {
227 let DecoderMethod = "DecodeMemMMImm12";
228 let BaseOpcode = opstr;
233 class MovePMM16<string opstr, RegisterOperand RO1, RegisterOperand RO2,
234 RegisterOperand RO3> :
235 MicroMipsInst16<(outs RO1:$rd1, RO2:$rd2), (ins RO3:$rs, RO3:$rt),
236 !strconcat(opstr, "\t$rd1, $rd2, $rs, $rt"), [],
238 let isReMaterializable = 1;
240 let DecoderMethod = "DecodeMovePOperands";
243 class StorePairMM<string opstr, ComplexPattern Addr = addr>
244 : InstSE<(outs), (ins GPR32Opnd:$rt, GPR32Opnd:$rt2, mem_simm12:$addr),
245 !strconcat(opstr, "\t$rt, $addr"), [], II_SWP, FrmI, opstr> {
246 let DecoderMethod = "DecodeMemMMImm12";
248 let AsmMatchConverter = "ConvertXWPOperands";
251 class LoadPairMM<string opstr, ComplexPattern Addr = addr>
252 : InstSE<(outs GPR32Opnd:$rt, GPR32Opnd:$rt2), (ins mem_simm12:$addr),
253 !strconcat(opstr, "\t$rt, $addr"), [], II_LWP, FrmI, opstr> {
254 let DecoderMethod = "DecodeMemMMImm12";
256 let AsmMatchConverter = "ConvertXWPOperands";
259 class LLBaseMM<string opstr, RegisterOperand RO> :
260 InstSE<(outs RO:$rt), (ins mem_mm_12:$addr),
261 !strconcat(opstr, "\t$rt, $addr"), [], II_LL, FrmI> {
262 let DecoderMethod = "DecodeMemMMImm12";
266 class LLEBaseMM<string opstr, RegisterOperand RO> :
267 InstSE<(outs RO:$rt), (ins mem_simm9:$addr),
268 !strconcat(opstr, "\t$rt, $addr"), [], II_LLE, FrmI> {
269 let DecoderMethod = "DecodeMemMMImm9";
270 string BaseOpcode = opstr;
274 class SCBaseMM<string opstr, RegisterOperand RO> :
275 InstSE<(outs RO:$dst), (ins RO:$rt, mem_mm_12:$addr),
276 !strconcat(opstr, "\t$rt, $addr"), [], II_SC, FrmI> {
277 let DecoderMethod = "DecodeMemMMImm12";
279 let Constraints = "$rt = $dst";
282 class SCEBaseMM<string opstr, RegisterOperand RO> :
283 InstSE<(outs RO:$dst), (ins RO:$rt, mem_simm9:$addr),
284 !strconcat(opstr, "\t$rt, $addr"), [], II_SCE, FrmI> {
285 let DecoderMethod = "DecodeMemMMImm9";
286 string BaseOpcode = opstr;
288 let Constraints = "$rt = $dst";
291 class LoadMM<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
292 InstrItinClass Itin = NoItinerary, DAGOperand MO = mem_mm_12> :
293 InstSE<(outs RO:$rt), (ins MO:$addr),
294 !strconcat(opstr, "\t$rt, $addr"),
295 [(set RO:$rt, (OpNode addrimm12:$addr))], Itin, FrmI, opstr> {
296 let DecoderMethod = "DecodeMemMMImm12";
297 let canFoldAsLoad = 1;
301 class ArithRMM16<string opstr, RegisterOperand RO, bit isComm = 0,
302 InstrItinClass Itin = NoItinerary,
303 SDPatternOperator OpNode = null_frag> :
304 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, RO:$rt),
305 !strconcat(opstr, "\t$rd, $rs, $rt"),
306 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
307 let isCommutable = isComm;
310 class AndImmMM16<string opstr, RegisterOperand RO,
311 InstrItinClass Itin = NoItinerary> :
312 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, uimm4_andi:$imm),
313 !strconcat(opstr, "\t$rd, $rs, $imm"), [], Itin, FrmI>;
315 class LogicRMM16<string opstr, RegisterOperand RO,
316 InstrItinClass Itin = NoItinerary,
317 SDPatternOperator OpNode = null_frag> :
318 MicroMipsInst16<(outs RO:$dst), (ins RO:$rs, RO:$rt),
319 !strconcat(opstr, "\t$rt, $rs"),
320 [(set RO:$dst, (OpNode RO:$rs, RO:$rt))], Itin, FrmR> {
321 let isCommutable = 1;
322 let Constraints = "$rt = $dst";
325 class NotMM16<string opstr, RegisterOperand RO> :
326 MicroMipsInst16<(outs RO:$rt), (ins RO:$rs),
327 !strconcat(opstr, "\t$rt, $rs"),
328 [(set RO:$rt, (not RO:$rs))], II_NOT, FrmR>;
330 class ShiftIMM16<string opstr, Operand ImmOpnd, RegisterOperand RO,
331 InstrItinClass Itin = NoItinerary> :
332 MicroMipsInst16<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
333 !strconcat(opstr, "\t$rd, $rt, $shamt"), [], Itin, FrmR>;
335 class LoadMM16<string opstr, DAGOperand RO, SDPatternOperator OpNode,
336 InstrItinClass Itin, Operand MemOpnd> :
337 MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$addr),
338 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
339 let DecoderMethod = "DecodeMemMMImm4";
340 let canFoldAsLoad = 1;
344 class StoreMM16<string opstr, DAGOperand RTOpnd, DAGOperand RO,
345 SDPatternOperator OpNode, InstrItinClass Itin,
347 MicroMipsInst16<(outs), (ins RTOpnd:$rt, MemOpnd:$addr),
348 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
349 let DecoderMethod = "DecodeMemMMImm4";
353 class LoadSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
355 MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
356 !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
357 let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
358 let canFoldAsLoad = 1;
362 class StoreSPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
364 MicroMipsInst16<(outs), (ins RO:$rt, MemOpnd:$offset),
365 !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
366 let DecoderMethod = "DecodeMemMMSPImm5Lsl2";
370 class LoadGPMM16<string opstr, DAGOperand RO, InstrItinClass Itin,
372 MicroMipsInst16<(outs RO:$rt), (ins MemOpnd:$offset),
373 !strconcat(opstr, "\t$rt, $offset"), [], Itin, FrmI> {
374 let DecoderMethod = "DecodeMemMMGPImm7Lsl2";
375 let canFoldAsLoad = 1;
379 class AddImmUR2<string opstr, RegisterOperand RO> :
380 MicroMipsInst16<(outs RO:$rd), (ins RO:$rs, simm3_lsa2:$imm),
381 !strconcat(opstr, "\t$rd, $rs, $imm"),
382 [], II_ADDIU, FrmR> {
383 let isCommutable = 1;
386 class AddImmUS5<string opstr, RegisterOperand RO> :
387 MicroMipsInst16<(outs RO:$dst), (ins RO:$rd, simm4:$imm),
388 !strconcat(opstr, "\t$rd, $imm"), [], II_ADDIU, FrmR> {
389 let Constraints = "$rd = $dst";
392 class AddImmUR1SP<string opstr, RegisterOperand RO> :
393 MicroMipsInst16<(outs RO:$rd), (ins uimm6_lsl2:$imm),
394 !strconcat(opstr, "\t$rd, $imm"), [], II_ADDIU, FrmR>;
396 class AddImmUSP<string opstr> :
397 MicroMipsInst16<(outs), (ins simm9_addiusp:$imm),
398 !strconcat(opstr, "\t$imm"), [], II_ADDIU, FrmI>;
400 class MoveFromHILOMM<string opstr, RegisterOperand RO, Register UseReg> :
401 MicroMipsInst16<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"),
402 [], II_MFHI_MFLO, FrmR> {
404 let hasSideEffects = 0;
408 class MoveMM16<string opstr, RegisterOperand RO>
409 : MicroMipsInst16<(outs RO:$rd), (ins RO:$rs),
410 !strconcat(opstr, "\t$rd, $rs"), [], II_MOVE, FrmR> {
411 let isReMaterializable = 1;
415 class LoadImmMM16<string opstr, Operand Od, RegisterOperand RO> :
416 MicroMipsInst16<(outs RO:$rd), (ins Od:$imm),
417 !strconcat(opstr, "\t$rd, $imm"), [], II_LI, FrmI> {
418 let isReMaterializable = 1;
421 // 16-bit Jump and Link (Call)
422 class JumpLinkRegMM16<string opstr, RegisterOperand RO> :
423 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
424 [(MipsJmpLink RO:$rs)], II_JALR, FrmR> {
426 let hasDelaySlot = 1;
428 let hasPostISelHook = 1;
432 class JumpRegMM16<string opstr, RegisterOperand RO> :
433 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
435 let hasDelaySlot = 1;
437 let isIndirectBranch = 1;
440 // Base class for JRADDIUSP instruction.
441 class JumpRAddiuStackMM16 :
442 MicroMipsInst16<(outs), (ins uimm5_lsl2:$imm), "jraddiusp\t$imm",
443 [], II_JRADDIUSP, FrmR> {
444 let isTerminator = 1;
447 let isIndirectBranch = 1;
450 // 16-bit Jump and Link (Call) - Short Delay Slot
451 class JumpLinkRegSMM16<string opstr, RegisterOperand RO> :
452 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
453 [], II_JALRS, FrmR> {
455 let hasDelaySlot = 1;
459 // 16-bit Jump Register Compact - No delay slot
460 class JumpRegCMM16<string opstr, RegisterOperand RO> :
461 MicroMipsInst16<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"),
463 let isTerminator = 1;
466 let isIndirectBranch = 1;
469 // Break16 and Sdbbp16
470 class BrkSdbbp16MM<string opstr, InstrItinClass Itin> :
471 MicroMipsInst16<(outs), (ins uimm4:$code_),
472 !strconcat(opstr, "\t$code_"),
475 class CBranchZeroMM<string opstr, DAGOperand opnd, RegisterOperand RO> :
476 MicroMipsInst16<(outs), (ins RO:$rs, opnd:$offset),
477 !strconcat(opstr, "\t$rs, $offset"), [], II_BCCZ, FrmI> {
479 let isTerminator = 1;
480 let hasDelaySlot = 1;
484 // MicroMIPS Jump and Link (Call) - Short Delay Slot
485 let isCall = 1, hasDelaySlot = 1, Defs = [RA] in {
486 class JumpLinkMM<string opstr, DAGOperand opnd> :
487 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
488 [], II_JALS, FrmJ, opstr> {
489 let DecoderMethod = "DecodeJumpTargetMM";
492 class JumpLinkRegMM<string opstr, RegisterOperand RO>:
493 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
496 class BranchCompareToZeroLinkMM<string opstr, DAGOperand opnd,
497 RegisterOperand RO> :
498 InstSE<(outs), (ins RO:$rs, opnd:$offset),
499 !strconcat(opstr, "\t$rs, $offset"), [], II_BCCZALS, FrmI, opstr>;
502 class LoadWordIndexedScaledMM<string opstr, RegisterOperand RO,
503 SDPatternOperator OpNode = null_frag> :
504 InstSE<(outs RO:$rd), (ins PtrRC:$base, PtrRC:$index),
505 !strconcat(opstr, "\t$rd, ${index}(${base})"), [], II_LWXS, FrmFI>;
507 class PrefetchIndexed<string opstr> :
508 InstSE<(outs), (ins PtrRC:$base, PtrRC:$index, uimm5:$hint),
509 !strconcat(opstr, "\t$hint, ${index}(${base})"), [], II_PREF, FrmOther>;
511 class AddImmUPC<string opstr, RegisterOperand RO> :
512 InstSE<(outs RO:$rs), (ins simm23_lsl2:$imm),
513 !strconcat(opstr, "\t$rs, $imm"), [], II_ADDIU, FrmR>;
515 /// A list of registers used by load/store multiple instructions.
516 def RegListAsmOperand : AsmOperandClass {
517 let Name = "RegList";
518 let ParserMethod = "parseRegisterList";
521 def reglist : Operand<i32> {
522 let EncoderMethod = "getRegisterListOpValue";
523 let ParserMatchClass = RegListAsmOperand;
524 let PrintMethod = "printRegisterList";
525 let DecoderMethod = "DecodeRegListOperand";
528 def RegList16AsmOperand : AsmOperandClass {
529 let Name = "RegList16";
530 let ParserMethod = "parseRegisterList";
531 let PredicateMethod = "isRegList16";
532 let RenderMethod = "addRegListOperands";
535 def reglist16 : Operand<i32> {
536 let EncoderMethod = "getRegisterListOpValue16";
537 let DecoderMethod = "DecodeRegListOperand16";
538 let PrintMethod = "printRegisterList";
539 let ParserMatchClass = RegList16AsmOperand;
542 class StoreMultMM<string opstr,
543 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
544 InstSE<(outs), (ins reglist:$rt, mem_mm_12:$addr),
545 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
546 let DecoderMethod = "DecodeMemMMImm12";
550 class LoadMultMM<string opstr,
551 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
552 InstSE<(outs reglist:$rt), (ins mem_mm_12:$addr),
553 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI, opstr> {
554 let DecoderMethod = "DecodeMemMMImm12";
558 class StoreMultMM16<string opstr,
559 InstrItinClass Itin = NoItinerary,
560 ComplexPattern Addr = addr> :
561 MicroMipsInst16<(outs), (ins reglist16:$rt, mem_mm_4sp:$addr),
562 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
563 let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
567 class LoadMultMM16<string opstr,
568 InstrItinClass Itin = NoItinerary,
569 ComplexPattern Addr = addr> :
570 MicroMipsInst16<(outs reglist16:$rt), (ins mem_mm_4sp:$addr),
571 !strconcat(opstr, "\t$rt, $addr"), [], Itin, FrmI> {
572 let DecoderMethod = "DecodeMemMMReglistImm4Lsl2";
576 class UncondBranchMM16<string opstr> :
577 MicroMipsInst16<(outs), (ins brtarget10_mm:$offset),
578 !strconcat(opstr, "\t$offset"),
581 let isTerminator = 1;
583 let hasDelaySlot = 1;
584 let Predicates = [RelocPIC, InMicroMips];
588 class HypcallMM<string opstr> :
589 InstSE<(outs), (ins uimm10:$code_),
590 !strconcat(opstr, "\t$code_"), [], II_HYPCALL, FrmOther> {
591 let BaseOpcode = opstr;
594 class TLBINVMM<string opstr, InstrItinClass Itin> :
595 InstSE<(outs), (ins), opstr, [], Itin, FrmOther> {
596 let BaseOpcode = opstr;
599 class MfCop0MM<string opstr, RegisterOperand DstRC,
600 RegisterOperand SrcRC, InstrItinClass Itin> :
601 InstSE<(outs DstRC:$rt), (ins SrcRC:$rs, uimm3:$sel),
602 !strconcat(opstr, "\t$rt, $rs, $sel"), [], Itin, FrmR> {
603 let BaseOpcode = opstr;
606 class MtCop0MM<string opstr, RegisterOperand DstRC,
607 RegisterOperand SrcRC, InstrItinClass Itin> :
608 InstSE<(outs DstRC:$rs), (ins SrcRC:$rt, uimm3:$sel),
609 !strconcat(opstr, "\t$rt, $rs, $sel"), [], Itin, FrmR> {
610 let BaseOpcode = opstr;
613 let FastISelShouldIgnore = 1 in {
614 def ADDU16_MM : ArithRMM16<"addu16", GPRMM16Opnd, 1, II_ADDU, add>,
615 ARITH_FM_MM16<0>, ISA_MICROMIPS32_NOT_MIPS32R6;
616 def AND16_MM : LogicRMM16<"and16", GPRMM16Opnd, II_AND, and>,
617 LOGIC_FM_MM16<0x2>, ISA_MICROMIPS32_NOT_MIPS32R6;
620 def ANDI16_MM : AndImmMM16<"andi16", GPRMM16Opnd, II_AND>, ANDI_FM_MM16<0x0b>,
621 ISA_MICROMIPS32_NOT_MIPS32R6;
622 def NOT16_MM : NotMM16<"not16", GPRMM16Opnd>, LOGIC_FM_MM16<0x0>,
623 ISA_MICROMIPS32_NOT_MIPS32R6;
624 let FastISelShouldIgnore = 1 in
625 def OR16_MM : LogicRMM16<"or16", GPRMM16Opnd, II_OR, or>, LOGIC_FM_MM16<0x3>,
626 ISA_MICROMIPS32_NOT_MIPS32R6;
627 def SLL16_MM : ShiftIMM16<"sll16", uimm3_shift, GPRMM16Opnd, II_SLL>,
628 SHIFT_FM_MM16<0>, ISA_MICROMIPS32_NOT_MIPS32R6;
629 def SRL16_MM : ShiftIMM16<"srl16", uimm3_shift, GPRMM16Opnd, II_SRL>,
630 SHIFT_FM_MM16<1>, ISA_MICROMIPS32_NOT_MIPS32R6;
632 let FastISelShouldIgnore = 1 in {
633 def SUBU16_MM : ArithRMM16<"subu16", GPRMM16Opnd, 0, II_SUBU, sub>,
634 ARITH_FM_MM16<1>, ISA_MICROMIPS32_NOT_MIPS32R6;
635 def XOR16_MM : LogicRMM16<"xor16", GPRMM16Opnd, II_XOR, xor>,
636 LOGIC_FM_MM16<0x1>, ISA_MICROMIPS32_NOT_MIPS32R6;
638 def LBU16_MM : LoadMM16<"lbu16", GPRMM16Opnd, zextloadi8, II_LBU,
639 mem_mm_4>, LOAD_STORE_FM_MM16<0x02>, ISA_MICROMIPS;
640 def LHU16_MM : LoadMM16<"lhu16", GPRMM16Opnd, zextloadi16, II_LHU,
641 mem_mm_4_lsl1>, LOAD_STORE_FM_MM16<0x0a>, ISA_MICROMIPS;
642 def LW16_MM : LoadMM16<"lw16", GPRMM16Opnd, load, II_LW, mem_mm_4_lsl2>,
643 LOAD_STORE_FM_MM16<0x1a>, ISA_MICROMIPS;
644 def SB16_MM : StoreMM16<"sb16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei8,
645 II_SB, mem_mm_4>, LOAD_STORE_FM_MM16<0x22>,
646 ISA_MICROMIPS32_NOT_MIPS32R6;
647 def SH16_MM : StoreMM16<"sh16", GPRMM16OpndZero, GPRMM16Opnd, truncstorei16,
648 II_SH, mem_mm_4_lsl1>,
649 LOAD_STORE_FM_MM16<0x2a>, ISA_MICROMIPS32_NOT_MIPS32R6;
650 def SW16_MM : StoreMM16<"sw16", GPRMM16OpndZero, GPRMM16Opnd, store, II_SW,
651 mem_mm_4_lsl2>, LOAD_STORE_FM_MM16<0x3a>,
652 ISA_MICROMIPS32_NOT_MIPS32R6;
653 def LWGP_MM : LoadGPMM16<"lw", GPRMM16Opnd, II_LW, mem_mm_gp_simm7_lsl2>,
654 LOAD_GP_FM_MM16<0x19>, ISA_MICROMIPS;
655 def LWSP_MM : LoadSPMM16<"lw", GPR32Opnd, II_LW, mem_mm_sp_imm5_lsl2>,
656 LOAD_STORE_SP_FM_MM16<0x12>, ISA_MICROMIPS;
657 def SWSP_MM : StoreSPMM16<"sw", GPR32Opnd, II_SW, mem_mm_sp_imm5_lsl2>,
658 LOAD_STORE_SP_FM_MM16<0x32>, ISA_MICROMIPS32_NOT_MIPS32R6;
659 def ADDIUR1SP_MM : AddImmUR1SP<"addiur1sp", GPRMM16Opnd>, ADDIUR1SP_FM_MM16,
661 def ADDIUR2_MM : AddImmUR2<"addiur2", GPRMM16Opnd>, ADDIUR2_FM_MM16,
663 def ADDIUS5_MM : AddImmUS5<"addius5", GPR32Opnd>, ADDIUS5_FM_MM16,
665 def ADDIUSP_MM : AddImmUSP<"addiusp">, ADDIUSP_FM_MM16, ISA_MICROMIPS;
666 def MFHI16_MM : MoveFromHILOMM<"mfhi16", GPR32Opnd, AC0>,
667 MFHILO_FM_MM16<0x10>, ISA_MICROMIPS32_NOT_MIPS32R6;
668 def MFLO16_MM : MoveFromHILOMM<"mflo16", GPR32Opnd, AC0>,
669 MFHILO_FM_MM16<0x12>, ISA_MICROMIPS32_NOT_MIPS32R6;
670 def MOVE16_MM : MoveMM16<"move", GPR32Opnd>, MOVE_FM_MM16<0x03>,
671 ISA_MICROMIPS32_NOT_MIPS32R6;
672 def MOVEP_MM : MovePMM16<"movep", GPRMM16OpndMovePPairFirst,
673 GPRMM16OpndMovePPairSecond, GPRMM16OpndMoveP>,
674 MOVEP_FM_MM16, ISA_MICROMIPS32_NOT_MIPS32R6;
675 def LI16_MM : LoadImmMM16<"li16", li16_imm, GPRMM16Opnd>, LI_FM_MM16,
676 IsAsCheapAsAMove, ISA_MICROMIPS32_NOT_MIPS32R6;
677 def JALR16_MM : JumpLinkRegMM16<"jalr", GPR32Opnd>, JALR_FM_MM16<0x0e>,
678 ISA_MICROMIPS32_NOT_MIPS32R6;
679 def JALRS16_MM : JumpLinkRegSMM16<"jalrs16", GPR32Opnd>, JALR_FM_MM16<0x0f>,
680 ISA_MICROMIPS32_NOT_MIPS32R6;
681 def JRC16_MM : JumpRegCMM16<"jrc", GPR32Opnd>, JALR_FM_MM16<0x0d>,
682 ISA_MICROMIPS32_NOT_MIPS32R6;
683 def JRADDIUSP : JumpRAddiuStackMM16, JRADDIUSP_FM_MM16<0x18>,
684 ISA_MICROMIPS32_NOT_MIPS32R6;
685 def JR16_MM : JumpRegMM16<"jr16", GPR32Opnd>, JALR_FM_MM16<0x0c>,
686 ISA_MICROMIPS32_NOT_MIPS32R6;
687 def BEQZ16_MM : CBranchZeroMM<"beqz16", brtarget7_mm, GPRMM16Opnd>,
688 BEQNEZ_FM_MM16<0x23>, ISA_MICROMIPS32_NOT_MIPS32R6;
689 def BNEZ16_MM : CBranchZeroMM<"bnez16", brtarget7_mm, GPRMM16Opnd>,
690 BEQNEZ_FM_MM16<0x2b>, ISA_MICROMIPS32_NOT_MIPS32R6;
691 def B16_MM : UncondBranchMM16<"b16">, B16_FM, ISA_MICROMIPS32_NOT_MIPS32R6;
692 def BREAK16_MM : BrkSdbbp16MM<"break16", II_BREAK>, BRKSDBBP16_FM_MM<0x28>,
693 ISA_MICROMIPS32_NOT_MIPS32R6;
694 def SDBBP16_MM : BrkSdbbp16MM<"sdbbp16", II_SDBBP>, BRKSDBBP16_FM_MM<0x2C>,
695 ISA_MICROMIPS32_NOT_MIPS32R6;
697 let DecoderNamespace = "MicroMips" in {
698 /// Load and Store Instructions - multiple
699 def SWM16_MM : StoreMultMM16<"swm16", II_SWM>, LWM_FM_MM16<0x5>,
700 ISA_MICROMIPS32_NOT_MIPS32R6;
701 def LWM16_MM : LoadMultMM16<"lwm16", II_LWM>, LWM_FM_MM16<0x4>,
702 ISA_MICROMIPS32_NOT_MIPS32R6;
703 def CFC2_MM : InstSE<(outs GPR32Opnd:$rt), (ins COP2Opnd:$impl),
704 "cfc2\t$rt, $impl", [], II_CFC2, FrmFR, "cfc2">,
705 POOL32A_CFTC2_FM_MM<0b1100110100>, ISA_MICROMIPS;
706 def CTC2_MM : InstSE<(outs COP2Opnd:$impl), (ins GPR32Opnd:$rt),
707 "ctc2\t$rt, $impl", [], II_CTC2, FrmFR, "ctc2">,
708 POOL32A_CFTC2_FM_MM<0b1101110100>, ISA_MICROMIPS;
711 class WaitMM<string opstr> :
712 InstSE<(outs), (ins uimm10:$code_), !strconcat(opstr, "\t$code_"), [],
713 II_WAIT, FrmOther, opstr>;
715 let DecoderNamespace = "MicroMips" in {
716 /// Compact Branch Instructions
717 def BEQZC_MM : CompactBranchMM<"beqzc", brtarget_mm, seteq, GPR32Opnd>,
718 COMPACT_BRANCH_FM_MM<0x7>, ISA_MICROMIPS32_NOT_MIPS32R6;
719 def BNEZC_MM : CompactBranchMM<"bnezc", brtarget_mm, setne, GPR32Opnd>,
720 COMPACT_BRANCH_FM_MM<0x5>, ISA_MICROMIPS32_NOT_MIPS32R6;
722 /// Arithmetic Instructions (ALU Immediate)
723 def ADDiu_MM : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, II_ADDIU>,
724 ADDI_FM_MM<0xc>, ISA_MICROMIPS32_NOT_MIPS32R6;
725 def ADDi_MM : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd, II_ADDI>,
726 ADDI_FM_MM<0x4>, ISA_MICROMIPS32_NOT_MIPS32R6;
727 def SLTi_MM : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
728 SLTI_FM_MM<0x24>, ISA_MICROMIPS;
729 def SLTiu_MM : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
730 SLTI_FM_MM<0x2c>, ISA_MICROMIPS;
731 def ANDi_MM : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI>,
732 ADDI_FM_MM<0x34>, ISA_MICROMIPS32_NOT_MIPS32R6;
733 def ORi_MM : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16,
734 or>, ADDI_FM_MM<0x14>,
735 ISA_MICROMIPS32_NOT_MIPS32R6;
736 def XORi_MM : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI,
737 immZExt16, xor>, ADDI_FM_MM<0x1c>,
738 ISA_MICROMIPS32_NOT_MIPS32R6;
739 def LUi_MM : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16_relaxed>, LUI_FM_MM,
740 ISA_MICROMIPS32_NOT_MIPS32R6;
742 def LEA_ADDiu_MM : MMRel, EffectiveAddress<"addiu", GPR32Opnd>,
743 LW_FM_MM<0xc>, ISA_MICROMIPS;
745 /// Arithmetic Instructions (3-Operand, R-Type)
746 def ADDu_MM : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
747 ADD_FM_MM<0, 0x150>, ISA_MICROMIPS32_NOT_MIPS32R6;
748 def SUBu_MM : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
749 ADD_FM_MM<0, 0x1d0>, ISA_MICROMIPS32_NOT_MIPS32R6;
750 let Defs = [HI0, LO0] in
751 def MUL_MM : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
752 ADD_FM_MM<0, 0x210>, ISA_MICROMIPS32_NOT_MIPS32R6;
753 def ADD_MM : MMRel, ArithLogicR<"add", GPR32Opnd, 1, II_ADD>,
754 ADD_FM_MM<0, 0x110>, ISA_MICROMIPS32_NOT_MIPS32R6;
755 def SUB_MM : MMRel, ArithLogicR<"sub", GPR32Opnd, 0, II_SUB>,
756 ADD_FM_MM<0, 0x190>, ISA_MICROMIPS32_NOT_MIPS32R6;
757 def SLT_MM : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM_MM<0, 0x350>,
759 def SLTu_MM : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>,
760 ADD_FM_MM<0, 0x390>, ISA_MICROMIPS;
761 def AND_MM : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
762 ADD_FM_MM<0, 0x250>, ISA_MICROMIPS32_NOT_MIPS32R6;
763 def OR_MM : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
764 ADD_FM_MM<0, 0x290>, ISA_MICROMIPS32_NOT_MIPS32R6;
765 def XOR_MM : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
766 ADD_FM_MM<0, 0x310>, ISA_MICROMIPS32_NOT_MIPS32R6;
767 def NOR_MM : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM_MM<0, 0x2d0>,
768 ISA_MICROMIPS32_NOT_MIPS32R6;
769 def MULT_MM : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
770 MULT_FM_MM<0x22c>, ISA_MICROMIPS32_NOT_MIPS32R6;
771 def MULTu_MM : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
772 MULT_FM_MM<0x26c>, ISA_MICROMIPS32_NOT_MIPS32R6;
773 def SDIV_MM : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
774 MULT_FM_MM<0x2ac>, ISA_MICROMIPS32_NOT_MIPS32R6;
775 def UDIV_MM : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
776 MULT_FM_MM<0x2ec>, ISA_MICROMIPS32_NOT_MIPS32R6;
778 /// Arithmetic Instructions with PC and Immediate
779 def ADDIUPC_MM : AddImmUPC<"addiupc", GPRMM16Opnd>, ADDIUPC_FM_MM,
780 ISA_MICROMIPS32_NOT_MIPS32R6;
782 /// Shift Instructions
783 def SLL_MM : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL>,
784 SRA_FM_MM<0, 0>, ISA_MICROMIPS;
785 def SRL_MM : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL>,
786 SRA_FM_MM<0x40, 0>, ISA_MICROMIPS;
787 def SRA_MM : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA>,
788 SRA_FM_MM<0x80, 0>, ISA_MICROMIPS;
789 def SLLV_MM : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV>,
790 SRLV_FM_MM<0x10, 0>, ISA_MICROMIPS;
791 def SRLV_MM : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV>,
792 SRLV_FM_MM<0x50, 0>, ISA_MICROMIPS;
793 def SRAV_MM : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV>,
794 SRLV_FM_MM<0x90, 0>, ISA_MICROMIPS;
795 def ROTR_MM : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR>,
796 SRA_FM_MM<0xc0, 0>, ISA_MICROMIPS {
797 list<dag> Pattern = [(set GPR32Opnd:$rd,
798 (rotr GPR32Opnd:$rt, immZExt5:$shamt))];
800 def ROTRV_MM : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV>,
801 SRLV_FM_MM<0xd0, 0>, ISA_MICROMIPS {
802 list<dag> Pattern = [(set GPR32Opnd:$rd,
803 (rotr GPR32Opnd:$rt, GPR32Opnd:$rs))];
806 /// Load and Store Instructions - aligned
807 let DecoderMethod = "DecodeMemMMImm16" in {
808 def LB_MM : LoadMemory<"lb", GPR32Opnd, mem_mm_16, sextloadi8, II_LB>,
809 MMRel, LW_FM_MM<0x7>, ISA_MICROMIPS;
810 def LBu_MM : LoadMemory<"lbu", GPR32Opnd, mem_mm_16, zextloadi8, II_LBU>,
811 MMRel, LW_FM_MM<0x5>, ISA_MICROMIPS;
812 def LH_MM : LoadMemory<"lh", GPR32Opnd, mem_simmptr, sextloadi16, II_LH,
813 addrDefault>, MMRel, LW_FM_MM<0xf>, ISA_MICROMIPS;
814 def LHu_MM : LoadMemory<"lhu", GPR32Opnd, mem_simmptr, zextloadi16, II_LHU>,
815 MMRel, LW_FM_MM<0xd>, ISA_MICROMIPS;
816 def LW_MM : Load<"lw", GPR32Opnd, null_frag, II_LW>, MMRel, LW_FM_MM<0x3f>,
818 def SB_MM : Store<"sb", GPR32Opnd, truncstorei8, II_SB>, MMRel,
819 LW_FM_MM<0x6>, ISA_MICROMIPS;
820 def SH_MM : Store<"sh", GPR32Opnd, truncstorei16, II_SH>, MMRel,
821 LW_FM_MM<0xe>, ISA_MICROMIPS;
822 def SW_MM : Store<"sw", GPR32Opnd, null_frag, II_SW>, MMRel,
823 LW_FM_MM<0x3e>, ISA_MICROMIPS;
826 let DecoderNamespace = "MicroMips" in {
827 let DecoderMethod = "DecodeMemMMImm9" in {
828 def LBE_MM : MMRel, Load<"lbe", GPR32Opnd, null_frag, II_LBE>,
829 POOL32C_LHUE_FM_MM<0x18, 0x6, 0x4>, ISA_MICROMIPS, ASE_EVA;
830 def LBuE_MM : MMRel, Load<"lbue", GPR32Opnd, null_frag, II_LBUE>,
831 POOL32C_LHUE_FM_MM<0x18, 0x6, 0x0>, ISA_MICROMIPS, ASE_EVA;
832 def LHE_MM : MMRel, LoadMemory<"lhe", GPR32Opnd, mem_simm9, null_frag,
834 POOL32C_LHUE_FM_MM<0x18, 0x6, 0x5>, ISA_MICROMIPS, ASE_EVA;
835 def LHuE_MM : MMRel, LoadMemory<"lhue", GPR32Opnd, mem_simm9, null_frag,
837 POOL32C_LHUE_FM_MM<0x18, 0x6, 0x1>, ISA_MICROMIPS, ASE_EVA;
838 def LWE_MM : MMRel, LoadMemory<"lwe", GPR32Opnd, mem_simm9, null_frag,
840 POOL32C_LHUE_FM_MM<0x18, 0x6, 0x7>, ISA_MICROMIPS, ASE_EVA;
841 def SBE_MM : MMRel, StoreMemory<"sbe", GPR32Opnd, mem_simm9, null_frag,
843 POOL32C_LHUE_FM_MM<0x18, 0xa, 0x4>, ISA_MICROMIPS, ASE_EVA;
844 def SHE_MM : MMRel, StoreMemory<"she", GPR32Opnd, mem_simm9, null_frag,
846 POOL32C_LHUE_FM_MM<0x18, 0xa, 0x5>, ISA_MICROMIPS, ASE_EVA;
847 def SWE_MM : MMRel, StoreMemory<"swe", GPR32Opnd, mem_simm9, null_frag,
849 POOL32C_LHUE_FM_MM<0x18, 0xa, 0x7>, ISA_MICROMIPS, ASE_EVA;
850 def LWLE_MM : MMRel, LoadLeftRightMM<"lwle", MipsLWL, GPR32Opnd, mem_mm_9,
852 POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x2>,
853 ISA_MICROMIPS32_NOT_MIPS32R6, ASE_EVA;
854 def LWRE_MM : MMRel, LoadLeftRightMM<"lwre", MipsLWR, GPR32Opnd, mem_mm_9,
856 POOL32C_STEVA_LDEVA_FM_MM<0x6, 0x3>,
857 ISA_MICROMIPS32_NOT_MIPS32R6, ASE_EVA;
858 def SWLE_MM : MMRel, StoreLeftRightMM<"swle", MipsSWL, GPR32Opnd, mem_mm_9,
860 POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x0>,
861 ISA_MICROMIPS32_NOT_MIPS32R6, ASE_EVA;
862 def SWRE_MM : MMRel, StoreLeftRightMM<"swre", MipsSWR, GPR32Opnd, mem_mm_9,
864 POOL32C_STEVA_LDEVA_FM_MM<0xa, 0x1>,
865 ISA_MICROMIPS32_NOT_MIPS32R6, ASE_EVA;
868 def LWXS_MM : LoadWordIndexedScaledMM<"lwxs", GPR32Opnd>, LWXS_FM_MM<0x118>,
871 /// Load and Store Instructions - unaligned
872 def LWL_MM : MMRel, LoadLeftRightMM<"lwl", MipsLWL, GPR32Opnd, mem_mm_12,
873 II_LWL>, LWL_FM_MM<0x0>,
874 ISA_MICROMIPS32_NOT_MIPS32R6;
875 def LWR_MM : MMRel, LoadLeftRightMM<"lwr", MipsLWR, GPR32Opnd, mem_mm_12,
876 II_LWR>, LWL_FM_MM<0x1>,
877 ISA_MICROMIPS32_NOT_MIPS32R6;
878 def SWL_MM : MMRel, StoreLeftRightMM<"swl", MipsSWL, GPR32Opnd, mem_mm_12,
879 II_SWL>, LWL_FM_MM<0x8>,
880 ISA_MICROMIPS32_NOT_MIPS32R6;
881 def SWR_MM : MMRel, StoreLeftRightMM<"swr", MipsSWR, GPR32Opnd, mem_mm_12,
882 II_SWR>, LWL_FM_MM<0x9>,
883 ISA_MICROMIPS32_NOT_MIPS32R6;
885 let DecoderNamespace = "MicroMips" in {
886 /// Load and Store Instructions - multiple
887 def SWM32_MM : StoreMultMM<"swm32", II_SWM>, LWM_FM_MM<0xd>, ISA_MICROMIPS;
888 def LWM32_MM : LoadMultMM<"lwm32", II_LWM>, LWM_FM_MM<0x5>, ISA_MICROMIPS;
890 /// Load and Store Pair Instructions
891 def SWP_MM : StorePairMM<"swp">, LWM_FM_MM<0x9>, ISA_MICROMIPS;
892 def LWP_MM : LoadPairMM<"lwp">, LWM_FM_MM<0x1>, ISA_MICROMIPS;
894 /// Load and Store multiple pseudo Instructions
895 class LoadWordMultMM<string instr_asm > :
896 MipsAsmPseudoInst<(outs reglist:$rt), (ins mem_mm_12:$addr),
897 !strconcat(instr_asm, "\t$rt, $addr")> ;
899 class StoreWordMultMM<string instr_asm > :
900 MipsAsmPseudoInst<(outs), (ins reglist:$rt, mem_mm_12:$addr),
901 !strconcat(instr_asm, "\t$rt, $addr")> ;
904 def SWM_MM : StoreWordMultMM<"swm">, ISA_MICROMIPS;
905 def LWM_MM : LoadWordMultMM<"lwm">, ISA_MICROMIPS;
908 def MOVZ_I_MM : MMRel, CMov_I_I_FT<"movz", GPR32Opnd, GPR32Opnd,
909 II_MOVZ>, ADD_FM_MM<0, 0x58>,
910 ISA_MICROMIPS32_NOT_MIPS32R6;
911 def MOVN_I_MM : MMRel, CMov_I_I_FT<"movn", GPR32Opnd, GPR32Opnd,
912 II_MOVN>, ADD_FM_MM<0, 0x18>,
913 ISA_MICROMIPS32_NOT_MIPS32R6;
914 def MOVT_I_MM : MMRel, CMov_F_I_FT<"movt", GPR32Opnd, II_MOVT, MipsCMovFP_T>,
915 CMov_F_I_FM_MM<0x25>, ISA_MICROMIPS32_NOT_MIPS32R6;
916 def MOVF_I_MM : MMRel, CMov_F_I_FT<"movf", GPR32Opnd, II_MOVF, MipsCMovFP_F>,
917 CMov_F_I_FM_MM<0x5>, ISA_MICROMIPS32_NOT_MIPS32R6;
918 /// Move to/from HI/LO
919 def MTHI_MM : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>,
920 MTLO_FM_MM<0x0b5>, ISA_MICROMIPS32_NOT_MIPS32R6;
921 def MTLO_MM : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>,
922 MTLO_FM_MM<0x0f5>, ISA_MICROMIPS32_NOT_MIPS32R6;
923 def MFHI_MM : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>,
924 MFLO_FM_MM<0x035>, ISA_MICROMIPS32_NOT_MIPS32R6;
925 def MFLO_MM : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>,
926 MFLO_FM_MM<0x075>, ISA_MICROMIPS32_NOT_MIPS32R6;
928 /// Multiply Add/Sub Instructions
929 def MADD_MM : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM_MM<0x32c>,
930 ISA_MICROMIPS32_NOT_MIPS32R6;
931 def MADDU_MM : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM_MM<0x36c>,
932 ISA_MICROMIPS32_NOT_MIPS32R6;
933 def MSUB_MM : MMRel, MArithR<"msub", II_MSUB>, MULT_FM_MM<0x3ac>,
934 ISA_MICROMIPS32_NOT_MIPS32R6;
935 def MSUBU_MM : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM_MM<0x3ec>,
936 ISA_MICROMIPS32_NOT_MIPS32R6;
939 def CLZ_MM : MMRel, CountLeading0<"clz", GPR32Opnd, II_CLZ>, CLO_FM_MM<0x16c>,
941 def CLO_MM : MMRel, CountLeading1<"clo", GPR32Opnd, II_CLO>, CLO_FM_MM<0x12c>,
944 /// Sign Ext In Register Instructions.
945 def SEB_MM : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
946 SEB_FM_MM<0x0ac>, ISA_MICROMIPS;
947 def SEH_MM : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
948 SEB_FM_MM<0x0ec>, ISA_MICROMIPS;
950 /// Word Swap Bytes Within Halfwords
951 def WSBH_MM : MMRel, SubwordSwap<"wsbh", GPR32Opnd, II_WSBH>,
952 SEB_FM_MM<0x1ec>, ISA_MICROMIPS;
953 // TODO: Add '0 < pos+size <= 32' constraint check to ext instruction
954 def EXT_MM : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, uimm5_plus1, immZExt5,
955 immZExt5Plus1, MipsExt>, EXT_FM_MM<0x2c>,
956 ISA_MICROMIPS32_NOT_MIPS32R6;
957 def INS_MM : MMRel, InsBase<"ins", GPR32Opnd, uimm5, uimm5_inssize_plus1,
958 immZExt5, immZExt5Plus1>,
959 EXT_FM_MM<0x0c>, ISA_MICROMIPS32_NOT_MIPS32R6;
961 /// Jump Instructions
962 let DecoderMethod = "DecodeJumpTargetMM" in
963 def J_MM : MMRel, JumpFJ<jmptarget_mm, "j", br, bb, "j">,
964 J_FM_MM<0x35>, AdditionalRequires<[RelocNotPIC]>,
965 IsBranch, ISA_MICROMIPS32_NOT_MIPS32R6;
967 let DecoderMethod = "DecodeJumpTargetMM" in {
968 def JAL_MM : MMRel, JumpLink<"jal", calltarget_mm>, J_FM_MM<0x3d>,
969 ISA_MICROMIPS32_NOT_MIPS32R6;
970 def JALX_MM : MMRel, JumpLink<"jalx", calltarget>, J_FM_MM<0x3c>,
971 ISA_MICROMIPS32_NOT_MIPS32R6;
973 def JR_MM : MMRel, IndirectBranch<"jr", GPR32Opnd>, JR_FM_MM<0x3c>,
974 ISA_MICROMIPS32_NOT_MIPS32R6;
975 def JALR_MM : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM_MM<0x03c>,
976 ISA_MICROMIPS32_NOT_MIPS32R6;
978 /// Jump Instructions - Short Delay Slot
979 def JALS_MM : JumpLinkMM<"jals", calltarget_mm>, J_FM_MM<0x1d>,
980 ISA_MICROMIPS32_NOT_MIPS32R6;
981 def JALRS_MM : JumpLinkRegMM<"jalrs", GPR32Opnd>, JALR_FM_MM<0x13c>,
982 ISA_MICROMIPS32_NOT_MIPS32R6;
984 /// Branch Instructions
985 def BEQ_MM : MMRel, CBranch<"beq", brtarget_mm, seteq, GPR32Opnd>,
986 BEQ_FM_MM<0x25>, ISA_MICROMIPS32_NOT_MIPS32R6;
987 def BNE_MM : MMRel, CBranch<"bne", brtarget_mm, setne, GPR32Opnd>,
988 BEQ_FM_MM<0x2d>, ISA_MICROMIPS32_NOT_MIPS32R6;
989 def BGEZ_MM : MMRel, CBranchZero<"bgez", brtarget_mm, setge, GPR32Opnd>,
990 BGEZ_FM_MM<0x2>, ISA_MICROMIPS32_NOT_MIPS32R6;
991 def BGTZ_MM : MMRel, CBranchZero<"bgtz", brtarget_mm, setgt, GPR32Opnd>,
992 BGEZ_FM_MM<0x6>, ISA_MICROMIPS32_NOT_MIPS32R6;
993 def BLEZ_MM : MMRel, CBranchZero<"blez", brtarget_mm, setle, GPR32Opnd>,
994 BGEZ_FM_MM<0x4>, ISA_MICROMIPS32_NOT_MIPS32R6;
995 def BLTZ_MM : MMRel, CBranchZero<"bltz", brtarget_mm, setlt, GPR32Opnd>,
996 BGEZ_FM_MM<0x0>, ISA_MICROMIPS32_NOT_MIPS32R6;
997 def BGEZAL_MM : MMRel, BGEZAL_FT<"bgezal", brtarget_mm, GPR32Opnd>,
998 BGEZAL_FM_MM<0x03>, ISA_MICROMIPS32_NOT_MIPS32R6;
999 def BLTZAL_MM : MMRel, BGEZAL_FT<"bltzal", brtarget_mm, GPR32Opnd>,
1000 BGEZAL_FM_MM<0x01>, ISA_MICROMIPS32_NOT_MIPS32R6;
1001 def BAL_BR_MM : BAL_BR_Pseudo<BGEZAL_MM, brtarget_mm>,
1002 ISA_MICROMIPS32_NOT_MIPS32R6;
1004 /// Branch Instructions - Short Delay Slot
1005 def BGEZALS_MM : BranchCompareToZeroLinkMM<"bgezals", brtarget_mm,
1006 GPR32Opnd>, BGEZAL_FM_MM<0x13>,
1007 ISA_MICROMIPS32_NOT_MIPS32R6;
1008 def BLTZALS_MM : BranchCompareToZeroLinkMM<"bltzals", brtarget_mm,
1009 GPR32Opnd>, BGEZAL_FM_MM<0x11>,
1010 ISA_MICROMIPS32_NOT_MIPS32R6;
1011 def B_MM : UncondBranch<BEQ_MM, brtarget_mm>, IsBranch,
1012 ISA_MICROMIPS32_NOT_MIPS32R6;
1014 /// Control Instructions
1015 def SYNC_MM : MMRel, SYNC_FT<"sync">, SYNC_FM_MM, ISA_MICROMIPS;
1016 let DecoderMethod = "DecodeSyncI_MM" in
1017 def SYNCI_MM : MMRel, SYNCI_FT<"synci", mem_mm_16>, SYNCI_FM_MM,
1018 ISA_MICROMIPS32_NOT_MIPS32R6;
1019 def BREAK_MM : MMRel, BRK_FT<"break">, BRK_FM_MM, ISA_MICROMIPS;
1020 def SYSCALL_MM : MMRel, SYS_FT<"syscall", uimm10, II_SYSCALL>, SYS_FM_MM,
1022 def WAIT_MM : MMRel, WaitMM<"wait">, WAIT_FM_MM, ISA_MICROMIPS;
1023 def ERET_MM : MMRel, ER_FT<"eret", II_ERET>, ER_FM_MM<0x3cd>,
1025 def DERET_MM : MMRel, ER_FT<"deret", II_DERET>, ER_FM_MM<0x38d>,
1027 def EI_MM : MMRel, DEI_FT<"ei", GPR32Opnd, II_EI>, EI_FM_MM<0x15d>,
1029 def DI_MM : MMRel, DEI_FT<"di", GPR32Opnd, II_DI>, EI_FM_MM<0x11d>,
1031 def TRAP_MM : TrapBase<BREAK_MM>, ISA_MICROMIPS;
1033 /// Trap Instructions
1034 def TEQ_MM : MMRel, TEQ_FT<"teq", GPR32Opnd, uimm4, II_TEQ>, TEQ_FM_MM<0x0>,
1036 def TGE_MM : MMRel, TEQ_FT<"tge", GPR32Opnd, uimm4, II_TGE>, TEQ_FM_MM<0x08>,
1038 def TGEU_MM : MMRel, TEQ_FT<"tgeu", GPR32Opnd, uimm4, II_TGEU>,
1039 TEQ_FM_MM<0x10>, ISA_MICROMIPS;
1040 def TLT_MM : MMRel, TEQ_FT<"tlt", GPR32Opnd, uimm4, II_TLT>, TEQ_FM_MM<0x20>,
1042 def TLTU_MM : MMRel, TEQ_FT<"tltu", GPR32Opnd, uimm4, II_TLTU>,
1043 TEQ_FM_MM<0x28>, ISA_MICROMIPS;
1044 def TNE_MM : MMRel, TEQ_FT<"tne", GPR32Opnd, uimm4, II_TNE>, TEQ_FM_MM<0x30>,
1047 def TEQI_MM : MMRel, TEQI_FT<"teqi", GPR32Opnd, II_TEQI>, TEQI_FM_MM<0x0e>,
1048 ISA_MICROMIPS32_NOT_MIPS32R6;
1049 def TGEI_MM : MMRel, TEQI_FT<"tgei", GPR32Opnd, II_TGEI>, TEQI_FM_MM<0x09>,
1050 ISA_MICROMIPS32_NOT_MIPS32R6;
1051 def TGEIU_MM : MMRel, TEQI_FT<"tgeiu", GPR32Opnd, II_TGEIU>,
1052 TEQI_FM_MM<0x0b>, ISA_MICROMIPS32_NOT_MIPS32R6;
1053 def TLTI_MM : MMRel, TEQI_FT<"tlti", GPR32Opnd, II_TLTI>, TEQI_FM_MM<0x08>,
1054 ISA_MICROMIPS32_NOT_MIPS32R6;
1055 def TLTIU_MM : MMRel, TEQI_FT<"tltiu", GPR32Opnd, II_TTLTIU>,
1056 TEQI_FM_MM<0x0a>, ISA_MICROMIPS32_NOT_MIPS32R6;
1057 def TNEI_MM : MMRel, TEQI_FT<"tnei", GPR32Opnd, II_TNEI>, TEQI_FM_MM<0x0c>,
1058 ISA_MICROMIPS32_NOT_MIPS32R6;
1060 /// Load-linked, Store-conditional
1061 def LL_MM : LLBaseMM<"ll", GPR32Opnd>, LL_FM_MM<0x3>,
1062 ISA_MICROMIPS32_NOT_MIPS32R6;
1063 def SC_MM : SCBaseMM<"sc", GPR32Opnd>, LL_FM_MM<0xb>,
1064 ISA_MICROMIPS32_NOT_MIPS32R6;
1066 def LLE_MM : MMRel, LLEBaseMM<"lle", GPR32Opnd>, LLE_FM_MM<0x6>,
1067 ISA_MICROMIPS, ASE_EVA;
1068 def SCE_MM : MMRel, SCEBaseMM<"sce", GPR32Opnd>, LLE_FM_MM<0xA>,
1069 ISA_MICROMIPS, ASE_EVA;
1071 let DecoderMethod = "DecodeCacheOpMM" in {
1072 def CACHE_MM : MMRel, CacheOp<"cache", mem_mm_12, II_CACHE>,
1073 CACHE_PREF_FM_MM<0x08, 0x6>, ISA_MICROMIPS32_NOT_MIPS32R6;
1074 def PREF_MM : MMRel, CacheOp<"pref", mem_mm_12, II_PREF>,
1075 CACHE_PREF_FM_MM<0x18, 0x2>, ISA_MICROMIPS32_NOT_MIPS32R6;
1078 let DecoderMethod = "DecodePrefeOpMM" in {
1079 def PREFE_MM : MMRel, CacheOp<"prefe", mem_mm_9, II_PREFE>,
1080 CACHE_PREFE_FM_MM<0x18, 0x2>, ISA_MICROMIPS, ASE_EVA;
1081 def CACHEE_MM : MMRel, CacheOp<"cachee", mem_mm_9, II_CACHEE>,
1082 CACHE_PREFE_FM_MM<0x18, 0x3>, ISA_MICROMIPS, ASE_EVA;
1084 def SSNOP_MM : MMRel, Barrier<"ssnop", II_SSNOP>, BARRIER_FM_MM<0x1>,
1086 def EHB_MM : MMRel, Barrier<"ehb", II_EHB>, BARRIER_FM_MM<0x3>,
1088 def PAUSE_MM : MMRel, Barrier<"pause", II_PAUSE>, BARRIER_FM_MM<0x5>,
1091 def TLBP_MM : MMRel, TLB<"tlbp", II_TLBP>, COP0_TLB_FM_MM<0x0d>,
1093 def TLBR_MM : MMRel, TLB<"tlbr", II_TLBR>, COP0_TLB_FM_MM<0x4d>,
1095 def TLBWI_MM : MMRel, TLB<"tlbwi", II_TLBWI>, COP0_TLB_FM_MM<0x8d>,
1097 def TLBWR_MM : MMRel, TLB<"tlbwr", II_TLBWR>, COP0_TLB_FM_MM<0xcd>,
1100 def SDBBP_MM : MMRel, SYS_FT<"sdbbp", uimm10, II_SDBBP>, SDBBP_FM_MM,
1103 def PREFX_MM : PrefetchIndexed<"prefx">, POOL32F_PREFX_FM_MM<0x15, 0x1A0>,
1104 ISA_MICROMIPS32_NOT_MIPS32R6;
1107 let AdditionalPredicates = [NotDSP] in {
1108 def PseudoMULT_MM : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, II_MULT>,
1109 ISA_MICROMIPS32_NOT_MIPS32R6;
1110 def PseudoMULTu_MM : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, II_MULTU>,
1111 ISA_MICROMIPS32_NOT_MIPS32R6;
1112 def PseudoMFHI_MM : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>,
1113 ISA_MICROMIPS32_NOT_MIPS32R6;
1114 def PseudoMFLO_MM : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>,
1115 ISA_MICROMIPS32_NOT_MIPS32R6;
1116 def PseudoMTLOHI_MM : PseudoMTLOHI<ACC64, GPR32>,
1117 ISA_MICROMIPS32_NOT_MIPS32R6;
1118 def PseudoMADD_MM : MAddSubPseudo<MADD, MipsMAdd, II_MADD>,
1119 ISA_MICROMIPS32_NOT_MIPS32R6;
1120 def PseudoMADDU_MM : MAddSubPseudo<MADDU, MipsMAddu, II_MADDU>,
1121 ISA_MICROMIPS32_NOT_MIPS32R6;
1122 def PseudoMSUB_MM : MAddSubPseudo<MSUB, MipsMSub, II_MSUB>,
1123 ISA_MICROMIPS32_NOT_MIPS32R6;
1124 def PseudoMSUBU_MM : MAddSubPseudo<MSUBU, MipsMSubu, II_MSUBU>,
1125 ISA_MICROMIPS32_NOT_MIPS32R6;
1128 def TAILCALL_MM : TailCall<J_MM, jmptarget_mm>, ISA_MIPS1_NOT_32R6_64R6;
1130 def TAILCALLREG_MM : TailCallReg<JRC16_MM, GPR32Opnd>,
1131 ISA_MICROMIPS32_NOT_MIPS32R6;
1133 def PseudoIndirectBranch_MM : PseudoIndirectBranchBase<JR_MM, GPR32Opnd>,
1134 ISA_MICROMIPS32_NOT_MIPS32R6;
1136 let DecoderNamespace = "MicroMips" in {
1137 def RDHWR_MM : MMRel, R6MMR6Rel, ReadHardware<GPR32Opnd, HWRegsOpnd>,
1138 RDHWR_FM_MM, ISA_MICROMIPS32_NOT_MIPS32R6;
1139 def LWU_MM : MMRel, LoadMM<"lwu", GPR32Opnd, zextloadi32, II_LWU,
1140 mem_simm12>, LL_FM_MM<0xe>,
1141 ISA_MICROMIPS32_NOT_MIPS32R6;
1144 let DecoderNamespace = "MicroMips" in {
1145 def MFGC0_MM : MMRel, MfCop0MM<"mfgc0", GPR32Opnd, COP0Opnd, II_MFGC0>,
1146 POOL32A_MFTC0_FM_MM<0b10011, 0b111100>,
1147 ISA_MICROMIPS32R5, ASE_VIRT;
1148 def MFHGC0_MM : MMRel, MfCop0MM<"mfhgc0", GPR32Opnd, COP0Opnd, II_MFHGC0>,
1149 POOL32A_MFTC0_FM_MM<0b10011, 0b110100>,
1150 ISA_MICROMIPS32R5, ASE_VIRT;
1151 def MTGC0_MM : MMRel, MtCop0MM<"mtgc0", COP0Opnd, GPR32Opnd, II_MTGC0>,
1152 POOL32A_MFTC0_FM_MM<0b11011, 0b111100>,
1153 ISA_MICROMIPS32R5, ASE_VIRT;
1154 def MTHGC0_MM : MMRel, MtCop0MM<"mthgc0", COP0Opnd, GPR32Opnd, II_MTHGC0>,
1155 POOL32A_MFTC0_FM_MM<0b11011, 0b110100>,
1156 ISA_MICROMIPS32R5, ASE_VIRT;
1157 def HYPCALL_MM : MMRel, HypcallMM<"hypcall">, POOL32A_HYPCALL_FM_MM,
1158 ISA_MICROMIPS32R5, ASE_VIRT;
1159 def TLBGINV_MM : MMRel, TLBINVMM<"tlbginv", II_TLBGINV>,
1160 POOL32A_TLBINV_FM_MM<0x105>, ISA_MICROMIPS32R5, ASE_VIRT;
1161 def TLBGINVF_MM : MMRel, TLBINVMM<"tlbginvf", II_TLBGINVF>,
1162 POOL32A_TLBINV_FM_MM<0x145>, ISA_MICROMIPS32R5, ASE_VIRT;
1163 def TLBGP_MM : MMRel, TLBINVMM<"tlbgp", II_TLBGP>,
1164 POOL32A_TLBINV_FM_MM<0x5>, ISA_MICROMIPS32R5, ASE_VIRT;
1165 def TLBGR_MM : MMRel, TLBINVMM<"tlbgr", II_TLBGR>,
1166 POOL32A_TLBINV_FM_MM<0x45>, ISA_MICROMIPS32R5, ASE_VIRT;
1167 def TLBGWI_MM : MMRel, TLBINVMM<"tlbgwi", II_TLBGWI>,
1168 POOL32A_TLBINV_FM_MM<0x85>, ISA_MICROMIPS32R5, ASE_VIRT;
1169 def TLBGWR_MM : MMRel, TLBINVMM<"tlbgwr", II_TLBGWR>,
1170 POOL32A_TLBINV_FM_MM<0xc5>, ISA_MICROMIPS32R5, ASE_VIRT;
1173 //===----------------------------------------------------------------------===//
1174 // MicroMips arbitrary patterns that map to one or more instructions
1175 //===----------------------------------------------------------------------===//
1177 defm : MipsHiLoRelocs<LUi_MM, ADDiu_MM, ZERO, GPR32Opnd>, ISA_MICROMIPS;
1179 def : MipsPat<(MipsGotHi tglobaladdr:$in), (LUi_MM tglobaladdr:$in)>,
1181 def : MipsPat<(MipsGotHi texternalsym:$in), (LUi_MM texternalsym:$in)>,
1184 def : MipsPat<(MipsTlsHi tglobaltlsaddr:$in), (LUi_MM tglobaltlsaddr:$in)>,
1188 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1189 (ADDiu_MM GPR32:$gp, tglobaladdr:$in)>, ISA_MICROMIPS;
1190 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1191 (ADDiu_MM GPR32:$gp, tconstpool:$in)>, ISA_MICROMIPS;
1193 def : WrapperPat<tglobaladdr, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1194 def : WrapperPat<tconstpool, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1195 def : WrapperPat<texternalsym, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1196 def : WrapperPat<tblockaddress, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1197 def : WrapperPat<tjumptable, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1198 def : WrapperPat<tglobaltlsaddr, ADDiu_MM, GPR32>, ISA_MICROMIPS;
1200 def : MipsPat<(atomic_load_8 addr:$a), (LB_MM addr:$a)>, ISA_MICROMIPS;
1201 def : MipsPat<(atomic_load_16 addr:$a), (LH_MM addr:$a)>, ISA_MICROMIPS;
1202 def : MipsPat<(atomic_load_32 addr:$a), (LW_MM addr:$a)>, ISA_MICROMIPS;
1204 def : MipsPat<(i32 immLi16:$imm),
1205 (LI16_MM immLi16:$imm)>, ISA_MICROMIPS;
1207 defm : MaterializeImms<i32, ZERO, ADDiu_MM, LUi_MM, ORi_MM>, ISA_MICROMIPS;
1209 def : MipsPat<(not GPRMM16:$in),
1210 (NOT16_MM GPRMM16:$in)>, ISA_MICROMIPS;
1211 def : MipsPat<(not GPR32:$in),
1212 (NOR_MM GPR32Opnd:$in, ZERO)>, ISA_MICROMIPS;
1214 def : MipsPat<(add GPRMM16:$src, immSExtAddiur2:$imm),
1215 (ADDIUR2_MM GPRMM16:$src, immSExtAddiur2:$imm)>, ISA_MICROMIPS;
1216 def : MipsPat<(add GPR32:$src, immSExtAddius5:$imm),
1217 (ADDIUS5_MM GPR32:$src, immSExtAddius5:$imm)>, ISA_MICROMIPS;
1218 def : MipsPat<(add GPR32:$src, immSExt16:$imm),
1219 (ADDiu_MM GPR32:$src, immSExt16:$imm)>, ISA_MICROMIPS;
1221 def : MipsPat<(and GPRMM16:$src, immZExtAndi16:$imm),
1222 (ANDI16_MM GPRMM16:$src, immZExtAndi16:$imm)>, ISA_MICROMIPS;
1223 def : MipsPat<(and GPR32:$src, immZExt16:$imm),
1224 (ANDi_MM GPR32:$src, immZExt16:$imm)>, ISA_MICROMIPS;
1226 def : MipsPat<(shl GPRMM16:$src, immZExt2Shift:$imm),
1227 (SLL16_MM GPRMM16:$src, immZExt2Shift:$imm)>, ISA_MICROMIPS;
1228 def : MipsPat<(shl GPR32:$src, immZExt5:$imm),
1229 (SLL_MM GPR32:$src, immZExt5:$imm)>, ISA_MICROMIPS;
1230 def : MipsPat<(shl GPR32:$lhs, GPR32:$rhs),
1231 (SLLV_MM GPR32:$lhs, GPR32:$rhs)>, ISA_MICROMIPS;
1233 def : MipsPat<(srl GPRMM16:$src, immZExt2Shift:$imm),
1234 (SRL16_MM GPRMM16:$src, immZExt2Shift:$imm)>, ISA_MICROMIPS;
1235 def : MipsPat<(srl GPR32:$src, immZExt5:$imm),
1236 (SRL_MM GPR32:$src, immZExt5:$imm)>, ISA_MICROMIPS;
1237 def : MipsPat<(srl GPR32:$lhs, GPR32:$rhs),
1238 (SRLV_MM GPR32:$lhs, GPR32:$rhs)>, ISA_MICROMIPS;
1240 def : MipsPat<(sra GPR32:$src, immZExt5:$imm),
1241 (SRA_MM GPR32:$src, immZExt5:$imm)>, ISA_MICROMIPS;
1242 def : MipsPat<(sra GPR32:$lhs, GPR32:$rhs),
1243 (SRAV_MM GPR32:$lhs, GPR32:$rhs)>, ISA_MICROMIPS;
1245 def : MipsPat<(store GPRMM16:$src, addrimm4lsl2:$addr),
1246 (SW16_MM GPRMM16:$src, addrimm4lsl2:$addr)>, ISA_MICROMIPS;
1247 def : MipsPat<(store GPR32:$src, addr:$addr),
1248 (SW_MM GPR32:$src, addr:$addr)>, ISA_MICROMIPS;
1250 def : MipsPat<(load addrimm4lsl2:$addr),
1251 (LW16_MM addrimm4lsl2:$addr)>, ISA_MICROMIPS;
1252 def : MipsPat<(load addr:$addr),
1253 (LW_MM addr:$addr)>, ISA_MICROMIPS;
1254 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1255 (SUBu_MM GPR32:$lhs, GPR32:$rhs)>, ISA_MICROMIPS;
1257 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu_MM addr:$src)>,
1260 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu_MM addr:$src)>,
1263 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu_MM addr:$src)>,
1266 let AddedComplexity = 40 in
1267 def : MipsPat<(i32 (sextloadi16 addrRegImm:$a)),
1268 (LH_MM addrRegImm:$a)>, ISA_MICROMIPS;
1271 def : MipsPat<(bswap GPR32:$rt), (ROTR_MM (WSBH_MM GPR32:$rt), 16)>,
1274 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1275 (JAL_MM texternalsym:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
1276 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1277 (TAILCALL_MM tglobaladdr:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
1278 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1279 (TAILCALL_MM texternalsym:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
1281 defm : BrcondPats<GPR32, BEQ_MM, BEQ_MM, BNE_MM, SLT_MM, SLTu_MM, SLTi_MM,
1282 SLTiu_MM, ZERO>, ISA_MICROMIPS32_NOT_MIPS32R6;
1284 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1285 (BLEZ_MM i32:$lhs, bb:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
1286 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1287 (BGEZ_MM i32:$lhs, bb:$dst)>, ISA_MICROMIPS32_NOT_MIPS32R6;
1289 defm : SeteqPats<GPR32, SLTiu_MM, XOR_MM, SLTu_MM, ZERO>, ISA_MICROMIPS;
1290 defm : SetlePats<GPR32, XORi_MM, SLT_MM, SLTu_MM>, ISA_MICROMIPS;
1291 defm : SetgtPats<GPR32, SLT_MM, SLTu_MM>, ISA_MICROMIPS;
1292 defm : SetgePats<GPR32, XORi_MM, SLT_MM, SLTu_MM>, ISA_MICROMIPS;
1293 defm : SetgeImmPats<GPR32, XORi_MM, SLTi_MM, SLTiu_MM>, ISA_MICROMIPS;
1297 // Instantiation of conditional move patterns.
1298 defm : MovzPats0<GPR32, GPR32, MOVZ_I_MM, SLT_MM, SLTu_MM, SLTi_MM, SLTiu_MM>,
1299 ISA_MICROMIPS32_NOT_MIPS32R6;
1300 defm : MovzPats1<GPR32, GPR32, MOVZ_I_MM, XOR_MM>,
1301 ISA_MICROMIPS32_NOT_MIPS32R6;
1302 defm : MovzPats2<GPR32, GPR32, MOVZ_I_MM, XORi_MM>,
1303 ISA_MICROMIPS32_NOT_MIPS32R6;
1306 defm : MovnPats<GPR32, GPR32, MOVN_I_MM, XOR_MM>, INSN_MIPS4_32_NOT_32R6_64R6;
1308 // Instantiation of conditional move patterns.
1309 defm : MovzPats0<GPR32, GPR32, MOVZ_I_MM, SLT_MM, SLTu_MM, SLTi_MM, SLTiu_MM>,
1310 ISA_MICROMIPS32_NOT_MIPS32R6;
1311 defm : MovzPats1<GPR32, GPR32, MOVZ_I_MM, XOR_MM>,
1312 ISA_MICROMIPS32_NOT_MIPS32R6;
1313 defm : MovzPats2<GPR32, GPR32, MOVZ_I_MM, XORi_MM>,
1314 ISA_MICROMIPS32_NOT_MIPS32R6;
1316 defm : MovnPats<GPR32, GPR32, MOVN_I_MM, XOR_MM>, ISA_MICROMIPS32_NOT_MIPS32R6;
1318 //===----------------------------------------------------------------------===//
1319 // MicroMips instruction aliases
1320 //===----------------------------------------------------------------------===//
1322 class UncondBranchMMPseudo<string opstr> :
1323 MipsAsmPseudoInst<(outs), (ins brtarget_mm:$offset),
1324 !strconcat(opstr, "\t$offset")>;
1326 def B_MM_Pseudo : UncondBranchMMPseudo<"b">, ISA_MICROMIPS;
1328 let EncodingPredicates = [InMicroMips] in {
1329 def SDIV_MM_Pseudo : MultDivPseudo<SDIV_MM, ACC64, GPR32Opnd, MipsDivRem,
1330 II_DIV, 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1331 def UDIV_MM_Pseudo : MultDivPseudo<UDIV_MM, ACC64, GPR32Opnd, MipsDivRemU,
1332 II_DIVU, 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1334 def : MipsInstAlias<"wait", (WAIT_MM 0x0), 1>, ISA_MICROMIPS;
1335 def : MipsInstAlias<"nop", (SLL_MM ZERO, ZERO, 0), 1>, ISA_MICROMIPS;
1336 def : MipsInstAlias<"nop", (MOVE16_MM ZERO, ZERO), 1>, ISA_MICROMIPS;
1337 def : MipsInstAlias<"ei", (EI_MM ZERO), 1>, ISA_MICROMIPS;
1338 def : MipsInstAlias<"di", (DI_MM ZERO), 1>, ISA_MICROMIPS;
1339 def : MipsInstAlias<"neg $rt, $rs",
1340 (SUB_MM GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>,
1341 ISA_MICROMIPS32_NOT_MIPS32R6;
1342 def : MipsInstAlias<"neg $rt",
1343 (SUB_MM GPR32Opnd:$rt, ZERO, GPR32Opnd:$rt), 1>,
1344 ISA_MICROMIPS32_NOT_MIPS32R6;
1345 def : MipsInstAlias<"negu $rt, $rs",
1346 (SUBu_MM GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>,
1347 ISA_MICROMIPS32_NOT_MIPS32R6;
1348 def : MipsInstAlias<"negu $rt",
1349 (SUBu_MM GPR32Opnd:$rt, ZERO, GPR32Opnd:$rt), 1>,
1350 ISA_MICROMIPS32_NOT_MIPS32R6;
1351 def : MipsInstAlias<"teq $rs, $rt",
1352 (TEQ_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1353 def : MipsInstAlias<"tge $rs, $rt",
1354 (TGE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1355 def : MipsInstAlias<"tgeu $rs, $rt",
1356 (TGEU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1357 def : MipsInstAlias<"tlt $rs, $rt",
1358 (TLT_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1359 def : MipsInstAlias<"tltu $rs, $rt",
1360 (TLTU_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1361 def : MipsInstAlias<"tne $rs, $rt",
1362 (TNE_MM GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1363 def : MipsInstAlias<
1364 "sgt $rd, $rs, $rt",
1365 (SLT_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1366 def : MipsInstAlias<
1368 (SLT_MM GPR32Opnd:$rs, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1369 def : MipsInstAlias<
1370 "sgtu $rd, $rs, $rt",
1371 (SLTu_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1372 def : MipsInstAlias<
1374 (SLTu_MM GPR32Opnd:$rs, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1375 def : MipsInstAlias<"sll $rd, $rt, $rs",
1376 (SLLV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1377 def : MipsInstAlias<"sra $rd, $rt, $rs",
1378 (SRAV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1379 def : MipsInstAlias<"srl $rd, $rt, $rs",
1380 (SRLV_MM GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1381 def : MipsInstAlias<"sll $rd, $rt",
1382 (SLLV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
1383 def : MipsInstAlias<"sra $rd, $rt",
1384 (SRAV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
1385 def : MipsInstAlias<"srl $rd, $rt",
1386 (SRLV_MM GPR32Opnd:$rd, GPR32Opnd:$rd, GPR32Opnd:$rt), 0>;
1387 def : MipsInstAlias<"sll $rd, $shamt",
1388 (SLL_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
1389 def : MipsInstAlias<"sra $rd, $shamt",
1390 (SRA_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
1391 def : MipsInstAlias<"srl $rd, $shamt",
1392 (SRL_MM GPR32Opnd:$rd, GPR32Opnd:$rd, uimm5:$shamt), 0>;
1393 def : MipsInstAlias<"rotr $rt, $imm",
1394 (ROTR_MM GPR32Opnd:$rt, GPR32Opnd:$rt, uimm5:$imm), 0>;
1395 def : MipsInstAlias<"syscall", (SYSCALL_MM 0), 1>, ISA_MICROMIPS;
1397 def : MipsInstAlias<"sync", (SYNC_MM 0), 1>, ISA_MICROMIPS;
1399 defm : OneOrTwoOperandMacroImmediateAlias<"add", ADDi_MM>, ISA_MICROMIPS;
1401 defm : OneOrTwoOperandMacroImmediateAlias<"addu", ADDiu_MM>, ISA_MICROMIPS;
1403 defm : OneOrTwoOperandMacroImmediateAlias<"and", ANDi_MM>, ISA_MICROMIPS;
1405 defm : OneOrTwoOperandMacroImmediateAlias<"or", ORi_MM>, ISA_MICROMIPS;
1407 defm : OneOrTwoOperandMacroImmediateAlias<"xor", XORi_MM>, ISA_MICROMIPS;
1409 defm : OneOrTwoOperandMacroImmediateAlias<"slt", SLTi_MM>, ISA_MICROMIPS;
1411 defm : OneOrTwoOperandMacroImmediateAlias<"sltu", SLTiu_MM>, ISA_MICROMIPS;
1413 def : MipsInstAlias<"not $rt, $rs",
1414 (NOR_MM GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>,
1415 ISA_MICROMIPS32_NOT_MIPS32R6;
1416 def : MipsInstAlias<"not $rt",
1417 (NOR_MM GPR32Opnd:$rt, GPR32Opnd:$rt, ZERO), 0>,
1418 ISA_MICROMIPS32_NOT_MIPS32R6;
1419 def : MipsInstAlias<"bnez $rs,$offset",
1420 (BNE_MM GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>,
1422 def : MipsInstAlias<"beqz $rs,$offset",
1423 (BEQ_MM GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>,
1425 def : MipsInstAlias<"seh $rd", (SEH_MM GPR32Opnd:$rd, GPR32Opnd:$rd), 0>,
1427 def : MipsInstAlias<"seb $rd", (SEB_MM GPR32Opnd:$rd, GPR32Opnd:$rd), 0>,
1429 def : MipsInstAlias<"break", (BREAK_MM 0, 0), 1>, ISA_MICROMIPS;
1430 def : MipsInstAlias<"break $imm", (BREAK_MM uimm10:$imm, 0), 1>,
1432 def : MipsInstAlias<"bal $offset", (BGEZAL_MM ZERO, brtarget_mm:$offset), 1>,
1433 ISA_MICROMIPS32_NOT_MIPS32R6;
1435 def : MipsInstAlias<"j $rs", (JR_MM GPR32Opnd:$rs), 0>,
1436 ISA_MICROMIPS32_NOT_MIPS32R6;
1438 def : MipsInstAlias<"rdhwr $rt, $rs",
1439 (RDHWR_MM GPR32Opnd:$rt, HWRegsOpnd:$rs, 0), 1>,
1440 ISA_MICROMIPS32_NOT_MIPS32R6;
1442 def : MipsInstAlias<"hypcall", (HYPCALL_MM 0), 1>,
1443 ISA_MICROMIPS32R5, ASE_VIRT;
1444 def : MipsInstAlias<"mfgc0 $rt, $rs",
1445 (MFGC0_MM GPR32Opnd:$rt, COP0Opnd:$rs, 0), 0>,
1446 ISA_MICROMIPS32R5, ASE_VIRT;
1447 def : MipsInstAlias<"mfhgc0 $rt, $rs",
1448 (MFHGC0_MM GPR32Opnd:$rt, COP0Opnd:$rs, 0), 0>,
1449 ISA_MICROMIPS32R5, ASE_VIRT;
1450 def : MipsInstAlias<"mtgc0 $rt, $rs",
1451 (MTGC0_MM COP0Opnd:$rs, GPR32Opnd:$rt, 0), 0>,
1452 ISA_MICROMIPS32R5, ASE_VIRT;
1453 def : MipsInstAlias<"mthgc0 $rt, $rs",
1454 (MTHGC0_MM COP0Opnd:$rs, GPR32Opnd:$rt, 0), 0>,
1455 ISA_MICROMIPS32R5, ASE_VIRT;