1 //===- MipsInstrInfo.td - Target Description for Mips Target -*- tablegen -*-=//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file contains the Mips implementation of the TargetInstrInfo class.
12 //===----------------------------------------------------------------------===//
15 //===----------------------------------------------------------------------===//
16 // Mips profiles and nodes
17 //===----------------------------------------------------------------------===//
19 def SDT_MipsJmpLink : SDTypeProfile<0, 1, [SDTCisVT<0, iPTR>]>;
20 def SDT_MipsCMov : SDTypeProfile<1, 4, [SDTCisSameAs<0, 1>,
24 def SDT_MipsCallSeqStart : SDCallSeqStart<[SDTCisVT<0, i32>]>;
25 def SDT_MipsCallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i32>, SDTCisVT<1, i32>]>;
26 def SDT_MFLOHI : SDTypeProfile<1, 1, [SDTCisInt<0>, SDTCisVT<1, untyped>]>;
27 def SDT_MTLOHI : SDTypeProfile<1, 2, [SDTCisVT<0, untyped>,
28 SDTCisInt<1>, SDTCisSameAs<1, 2>]>;
29 def SDT_MipsMultDiv : SDTypeProfile<1, 2, [SDTCisVT<0, untyped>, SDTCisInt<1>,
31 def SDT_MipsMAddMSub : SDTypeProfile<1, 3,
32 [SDTCisVT<0, untyped>, SDTCisSameAs<0, 3>,
33 SDTCisVT<1, i32>, SDTCisSameAs<1, 2>]>;
34 def SDT_MipsDivRem16 : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisSameAs<0, 1>]>;
36 def SDT_MipsThreadPointer : SDTypeProfile<1, 0, [SDTCisPtrTy<0>]>;
38 def SDT_Sync : SDTypeProfile<0, 1, [SDTCisVT<0, i32>]>;
40 def SDT_Ext : SDTypeProfile<1, 3, [SDTCisInt<0>, SDTCisSameAs<0, 1>,
41 SDTCisVT<2, i32>, SDTCisSameAs<2, 3>]>;
42 def SDT_Ins : SDTypeProfile<1, 4, [SDTCisInt<0>, SDTCisSameAs<0, 1>,
43 SDTCisVT<2, i32>, SDTCisSameAs<2, 3>,
46 def SDTMipsLoadLR : SDTypeProfile<1, 2,
47 [SDTCisInt<0>, SDTCisPtrTy<1>,
51 def MipsJmpLink : SDNode<"MipsISD::JmpLink",SDT_MipsJmpLink,
52 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue,
56 def MipsTailCall : SDNode<"MipsISD::TailCall", SDT_MipsJmpLink,
57 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
59 // Hi and Lo nodes are used to handle global addresses. Used on
60 // MipsISelLowering to lower stuff like GlobalAddress, ExternalSymbol
61 // static model. (nothing to do with Mips Registers Hi and Lo)
62 def MipsHi : SDNode<"MipsISD::Hi", SDTIntUnaryOp>;
63 def MipsLo : SDNode<"MipsISD::Lo", SDTIntUnaryOp>;
64 def MipsGPRel : SDNode<"MipsISD::GPRel", SDTIntUnaryOp>;
66 // TlsGd node is used to handle General Dynamic TLS
67 def MipsTlsGd : SDNode<"MipsISD::TlsGd", SDTIntUnaryOp>;
69 // TprelHi and TprelLo nodes are used to handle Local Exec TLS
70 def MipsTprelHi : SDNode<"MipsISD::TprelHi", SDTIntUnaryOp>;
71 def MipsTprelLo : SDNode<"MipsISD::TprelLo", SDTIntUnaryOp>;
74 def MipsThreadPointer: SDNode<"MipsISD::ThreadPointer", SDT_MipsThreadPointer>;
77 def MipsRet : SDNode<"MipsISD::Ret", SDTNone,
78 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
80 // These are target-independent nodes, but have target-specific formats.
81 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_MipsCallSeqStart,
82 [SDNPHasChain, SDNPSideEffect, SDNPOutGlue]>;
83 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_MipsCallSeqEnd,
84 [SDNPHasChain, SDNPSideEffect,
85 SDNPOptInGlue, SDNPOutGlue]>;
87 // Nodes used to extract LO/HI registers.
88 def MipsMFHI : SDNode<"MipsISD::MFHI", SDT_MFLOHI>;
89 def MipsMFLO : SDNode<"MipsISD::MFLO", SDT_MFLOHI>;
91 // Node used to insert 32-bit integers to LOHI register pair.
92 def MipsMTLOHI : SDNode<"MipsISD::MTLOHI", SDT_MTLOHI>;
95 def MipsMult : SDNode<"MipsISD::Mult", SDT_MipsMultDiv>;
96 def MipsMultu : SDNode<"MipsISD::Multu", SDT_MipsMultDiv>;
99 def MipsMAdd : SDNode<"MipsISD::MAdd", SDT_MipsMAddMSub>;
100 def MipsMAddu : SDNode<"MipsISD::MAddu", SDT_MipsMAddMSub>;
101 def MipsMSub : SDNode<"MipsISD::MSub", SDT_MipsMAddMSub>;
102 def MipsMSubu : SDNode<"MipsISD::MSubu", SDT_MipsMAddMSub>;
105 def MipsDivRem : SDNode<"MipsISD::DivRem", SDT_MipsMultDiv>;
106 def MipsDivRemU : SDNode<"MipsISD::DivRemU", SDT_MipsMultDiv>;
107 def MipsDivRem16 : SDNode<"MipsISD::DivRem16", SDT_MipsDivRem16,
109 def MipsDivRemU16 : SDNode<"MipsISD::DivRemU16", SDT_MipsDivRem16,
112 // Target constant nodes that are not part of any isel patterns and remain
113 // unchanged can cause instructions with illegal operands to be emitted.
114 // Wrapper node patterns give the instruction selector a chance to replace
115 // target constant nodes that would otherwise remain unchanged with ADDiu
116 // nodes. Without these wrapper node patterns, the following conditional move
117 // instruction is emitted when function cmov2 in test/CodeGen/Mips/cmov.ll is
119 // movn %got(d)($gp), %got(c)($gp), $4
120 // This instruction is illegal since movn can take only register operands.
122 def MipsWrapper : SDNode<"MipsISD::Wrapper", SDTIntBinOp>;
124 def MipsSync : SDNode<"MipsISD::Sync", SDT_Sync, [SDNPHasChain,SDNPSideEffect]>;
126 def MipsExt : SDNode<"MipsISD::Ext", SDT_Ext>;
127 def MipsIns : SDNode<"MipsISD::Ins", SDT_Ins>;
129 def MipsLWL : SDNode<"MipsISD::LWL", SDTMipsLoadLR,
130 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
131 def MipsLWR : SDNode<"MipsISD::LWR", SDTMipsLoadLR,
132 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
133 def MipsSWL : SDNode<"MipsISD::SWL", SDTStore,
134 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
135 def MipsSWR : SDNode<"MipsISD::SWR", SDTStore,
136 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
137 def MipsLDL : SDNode<"MipsISD::LDL", SDTMipsLoadLR,
138 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
139 def MipsLDR : SDNode<"MipsISD::LDR", SDTMipsLoadLR,
140 [SDNPHasChain, SDNPMayLoad, SDNPMemOperand]>;
141 def MipsSDL : SDNode<"MipsISD::SDL", SDTStore,
142 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
143 def MipsSDR : SDNode<"MipsISD::SDR", SDTStore,
144 [SDNPHasChain, SDNPMayStore, SDNPMemOperand]>;
146 //===----------------------------------------------------------------------===//
147 // Mips Instruction Predicate Definitions.
148 //===----------------------------------------------------------------------===//
149 def HasSEInReg : Predicate<"Subtarget.hasSEInReg()">,
150 AssemblerPredicate<"FeatureSEInReg">;
151 def HasBitCount : Predicate<"Subtarget.hasBitCount()">,
152 AssemblerPredicate<"FeatureBitCount">;
153 def HasSwap : Predicate<"Subtarget.hasSwap()">,
154 AssemblerPredicate<"FeatureSwap">;
155 def HasCondMov : Predicate<"Subtarget.hasCondMov()">,
156 AssemblerPredicate<"FeatureCondMov">;
157 def HasFPIdx : Predicate<"Subtarget.hasFPIdx()">,
158 AssemblerPredicate<"FeatureFPIdx">;
159 def HasMips32 : Predicate<"Subtarget.hasMips32()">,
160 AssemblerPredicate<"FeatureMips32">;
161 def HasMips32r2 : Predicate<"Subtarget.hasMips32r2()">,
162 AssemblerPredicate<"FeatureMips32r2">;
163 def HasMips64 : Predicate<"Subtarget.hasMips64()">,
164 AssemblerPredicate<"FeatureMips64">;
165 def NotMips64 : Predicate<"!Subtarget.hasMips64()">,
166 AssemblerPredicate<"!FeatureMips64">;
167 def HasMips64r2 : Predicate<"Subtarget.hasMips64r2()">,
168 AssemblerPredicate<"FeatureMips64r2">;
169 def IsN64 : Predicate<"Subtarget.isABI_N64()">,
170 AssemblerPredicate<"FeatureN64">;
171 def InMips16Mode : Predicate<"Subtarget.inMips16Mode()">,
172 AssemblerPredicate<"FeatureMips16">;
173 def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">,
174 AssemblerPredicate<"FeatureMips32">;
175 def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">,
176 AssemblerPredicate<"FeatureMips32">;
177 def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">,
178 AssemblerPredicate<"FeatureMips32">;
179 def HasStdEnc : Predicate<"Subtarget.hasStandardEncoding()">,
180 AssemblerPredicate<"!FeatureMips16">;
181 def NotDSP : Predicate<"!Subtarget.hasDSP()">;
182 def InMicroMips : Predicate<"Subtarget.inMicroMipsMode()">,
183 AssemblerPredicate<"FeatureMicroMips">;
184 def NotInMicroMips : Predicate<"!Subtarget.inMicroMipsMode()">,
185 AssemblerPredicate<"!FeatureMicroMips">;
186 def IsLE : Predicate<"Subtarget.isLittle()">;
187 def IsBE : Predicate<"!Subtarget.isLittle()">;
188 def IsNotNaCl : Predicate<"!Subtarget.isTargetNaCl()">;
190 class MipsPat<dag pattern, dag result> : Pat<pattern, result> {
191 let Predicates = [HasStdEnc];
195 bit isCommutable = 1;
212 bit isTerminator = 1;
215 bit hasExtraSrcRegAllocReq = 1;
216 bit isCodeGenOnly = 1;
219 class IsAsCheapAsAMove {
220 bit isAsCheapAsAMove = 1;
223 class NeverHasSideEffects {
224 bit neverHasSideEffects = 1;
227 //===----------------------------------------------------------------------===//
228 // Instruction format superclass
229 //===----------------------------------------------------------------------===//
231 include "MipsInstrFormats.td"
233 //===----------------------------------------------------------------------===//
234 // Mips Operand, Complex Patterns and Transformations Definitions.
235 //===----------------------------------------------------------------------===//
237 // Instruction operand types
238 def jmptarget : Operand<OtherVT> {
239 let EncoderMethod = "getJumpTargetOpValue";
241 def brtarget : Operand<OtherVT> {
242 let EncoderMethod = "getBranchTargetOpValue";
243 let OperandType = "OPERAND_PCREL";
244 let DecoderMethod = "DecodeBranchTarget";
246 def calltarget : Operand<iPTR> {
247 let EncoderMethod = "getJumpTargetOpValue";
250 def simm16 : Operand<i32> {
251 let DecoderMethod= "DecodeSimm16";
254 def simm20 : Operand<i32> {
257 def uimm20 : Operand<i32> {
260 def uimm10 : Operand<i32> {
263 def simm16_64 : Operand<i64> {
264 let DecoderMethod = "DecodeSimm16";
268 def uimm5 : Operand<i32> {
269 let PrintMethod = "printUnsignedImm";
272 def uimm6 : Operand<i32> {
273 let PrintMethod = "printUnsignedImm";
276 def uimm16 : Operand<i32> {
277 let PrintMethod = "printUnsignedImm";
280 def pcrel16 : Operand<i32> {
283 def MipsMemAsmOperand : AsmOperandClass {
285 let ParserMethod = "parseMemOperand";
288 def MipsInvertedImmoperand : AsmOperandClass {
290 let RenderMethod = "addImmOperands";
291 let ParserMethod = "parseInvNum";
294 def PtrRegAsmOperand : AsmOperandClass {
296 let ParserMethod = "parsePtrReg";
300 def InvertedImOperand : Operand<i32> {
301 let ParserMatchClass = MipsInvertedImmoperand;
304 class mem_generic : Operand<iPTR> {
305 let PrintMethod = "printMemOperand";
306 let MIOperandInfo = (ops ptr_rc, simm16);
307 let EncoderMethod = "getMemEncoding";
308 let ParserMatchClass = MipsMemAsmOperand;
309 let OperandType = "OPERAND_MEMORY";
313 def mem : mem_generic;
315 // MSA specific address operand
316 def mem_msa : mem_generic {
317 let EncoderMethod = "getMSAMemEncoding";
320 def mem_ea : Operand<iPTR> {
321 let PrintMethod = "printMemOperandEA";
322 let MIOperandInfo = (ops ptr_rc, simm16);
323 let EncoderMethod = "getMemEncoding";
324 let OperandType = "OPERAND_MEMORY";
327 def PtrRC : Operand<iPTR> {
328 let MIOperandInfo = (ops ptr_rc);
329 let DecoderMethod = "DecodePtrRegisterClass";
330 let ParserMatchClass = PtrRegAsmOperand;
333 // size operand of ext instruction
334 def size_ext : Operand<i32> {
335 let EncoderMethod = "getSizeExtEncoding";
336 let DecoderMethod = "DecodeExtSize";
339 // size operand of ins instruction
340 def size_ins : Operand<i32> {
341 let EncoderMethod = "getSizeInsEncoding";
342 let DecoderMethod = "DecodeInsSize";
345 // Transformation Function - get the lower 16 bits.
346 def LO16 : SDNodeXForm<imm, [{
347 return getImm(N, N->getZExtValue() & 0xFFFF);
350 // Transformation Function - get the higher 16 bits.
351 def HI16 : SDNodeXForm<imm, [{
352 return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
356 def Plus1 : SDNodeXForm<imm, [{ return getImm(N, N->getSExtValue() + 1); }]>;
358 // Node immediate fits as 16-bit sign extended on target immediate.
360 def immSExt8 : PatLeaf<(imm), [{ return isInt<8>(N->getSExtValue()); }]>;
362 // Node immediate fits as 16-bit sign extended on target immediate.
364 def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
366 // Node immediate fits as 15-bit sign extended on target immediate.
368 def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
370 // Node immediate fits as 16-bit zero extended on target immediate.
371 // The LO16 param means that only the lower 16 bits of the node
372 // immediate are caught.
374 def immZExt16 : PatLeaf<(imm), [{
375 if (N->getValueType(0) == MVT::i32)
376 return (uint32_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
378 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
381 // Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
382 def immLow16Zero : PatLeaf<(imm), [{
383 int64_t Val = N->getSExtValue();
384 return isInt<32>(Val) && !(Val & 0xffff);
387 // shamt field must fit in 5 bits.
388 def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
390 // True if (N + 1) fits in 16-bit field.
391 def immSExt16Plus1 : PatLeaf<(imm), [{
392 return isInt<17>(N->getSExtValue()) && isInt<16>(N->getSExtValue() + 1);
395 // Mips Address Mode! SDNode frameindex could possibily be a match
396 // since load and store instructions from stack used it.
398 ComplexPattern<iPTR, 2, "selectIntAddr", [frameindex]>;
401 ComplexPattern<iPTR, 2, "selectAddrRegImm", [frameindex]>;
404 ComplexPattern<iPTR, 2, "selectAddrRegReg", [frameindex]>;
407 ComplexPattern<iPTR, 2, "selectAddrDefault", [frameindex]>;
409 //===----------------------------------------------------------------------===//
410 // Instructions specific format
411 //===----------------------------------------------------------------------===//
413 // Arithmetic and logical instructions with 3 register operands.
414 class ArithLogicR<string opstr, RegisterOperand RO, bit isComm = 0,
415 InstrItinClass Itin = NoItinerary,
416 SDPatternOperator OpNode = null_frag>:
417 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
418 !strconcat(opstr, "\t$rd, $rs, $rt"),
419 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR, opstr> {
420 let isCommutable = isComm;
421 let isReMaterializable = 1;
424 // Arithmetic and logical instructions with 2 register operands.
425 class ArithLogicI<string opstr, Operand Od, RegisterOperand RO,
426 InstrItinClass Itin = NoItinerary,
427 SDPatternOperator imm_type = null_frag,
428 SDPatternOperator OpNode = null_frag> :
429 InstSE<(outs RO:$rt), (ins RO:$rs, Od:$imm16),
430 !strconcat(opstr, "\t$rt, $rs, $imm16"),
431 [(set RO:$rt, (OpNode RO:$rs, imm_type:$imm16))],
433 let isReMaterializable = 1;
434 let TwoOperandAliasConstraint = "$rs = $rt";
437 // Arithmetic Multiply ADD/SUB
438 class MArithR<string opstr, InstrItinClass itin, bit isComm = 0> :
439 InstSE<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
440 !strconcat(opstr, "\t$rs, $rt"), [], itin, FrmR, opstr> {
441 let Defs = [HI0, LO0];
442 let Uses = [HI0, LO0];
443 let isCommutable = isComm;
447 class LogicNOR<string opstr, RegisterOperand RO>:
448 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
449 !strconcat(opstr, "\t$rd, $rs, $rt"),
450 [(set RO:$rd, (not (or RO:$rs, RO:$rt)))], II_NOR, FrmR, opstr> {
451 let isCommutable = 1;
455 class shift_rotate_imm<string opstr, Operand ImmOpnd,
456 RegisterOperand RO, InstrItinClass itin,
457 SDPatternOperator OpNode = null_frag,
458 SDPatternOperator PF = null_frag> :
459 InstSE<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
460 !strconcat(opstr, "\t$rd, $rt, $shamt"),
461 [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], itin, FrmR, opstr>;
463 class shift_rotate_reg<string opstr, RegisterOperand RO, InstrItinClass itin,
464 SDPatternOperator OpNode = null_frag>:
465 InstSE<(outs RO:$rd), (ins RO:$rt, GPR32Opnd:$rs),
466 !strconcat(opstr, "\t$rd, $rt, $rs"),
467 [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs))], itin, FrmR,
470 // Load Upper Imediate
471 class LoadUpper<string opstr, RegisterOperand RO, Operand Imm>:
472 InstSE<(outs RO:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
473 [], II_LUI, FrmI, opstr>, IsAsCheapAsAMove {
474 let neverHasSideEffects = 1;
475 let isReMaterializable = 1;
479 class Load<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
480 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
481 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
482 [(set RO:$rt, (OpNode Addr:$addr))], Itin, FrmI, opstr> {
483 let DecoderMethod = "DecodeMem";
484 let canFoldAsLoad = 1;
488 class Store<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
489 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
490 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
491 [(OpNode RO:$rt, Addr:$addr)], Itin, FrmI, opstr> {
492 let DecoderMethod = "DecodeMem";
496 // Load/Store Left/Right
497 let canFoldAsLoad = 1 in
498 class LoadLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
499 InstrItinClass Itin> :
500 InstSE<(outs RO:$rt), (ins mem:$addr, RO:$src),
501 !strconcat(opstr, "\t$rt, $addr"),
502 [(set RO:$rt, (OpNode addr:$addr, RO:$src))], Itin, FrmI> {
503 let DecoderMethod = "DecodeMem";
504 string Constraints = "$src = $rt";
507 class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
508 InstrItinClass Itin> :
509 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
510 [(OpNode RO:$rt, addr:$addr)], Itin, FrmI> {
511 let DecoderMethod = "DecodeMem";
514 // Conditional Branch
515 class CBranch<string opstr, DAGOperand opnd, PatFrag cond_op,
516 RegisterOperand RO> :
517 InstSE<(outs), (ins RO:$rs, RO:$rt, opnd:$offset),
518 !strconcat(opstr, "\t$rs, $rt, $offset"),
519 [(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
522 let isTerminator = 1;
523 let hasDelaySlot = 1;
527 class CBranchZero<string opstr, DAGOperand opnd, PatFrag cond_op,
528 RegisterOperand RO> :
529 InstSE<(outs), (ins RO:$rs, opnd:$offset),
530 !strconcat(opstr, "\t$rs, $offset"),
531 [(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch,
534 let isTerminator = 1;
535 let hasDelaySlot = 1;
540 class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
541 InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
542 !strconcat(opstr, "\t$rd, $rs, $rt"),
543 [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
544 II_SLT_SLTU, FrmR, opstr>;
546 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
548 InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
549 !strconcat(opstr, "\t$rt, $rs, $imm16"),
550 [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
551 II_SLTI_SLTIU, FrmI, opstr>;
554 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
555 SDPatternOperator targetoperator, string bopstr> :
556 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
557 [(operator targetoperator:$target)], IIBranch, FrmJ, bopstr> {
560 let hasDelaySlot = 1;
561 let DecoderMethod = "DecodeJumpTarget";
565 // Unconditional branch
566 class UncondBranch<Instruction BEQInst> :
567 PseudoSE<(outs), (ins brtarget:$offset), [(br bb:$offset)], IIBranch>,
568 PseudoInstExpansion<(BEQInst ZERO, ZERO, brtarget:$offset)> {
570 let isTerminator = 1;
572 let hasDelaySlot = 1;
573 let Predicates = [RelocPIC, HasStdEnc];
577 // Base class for indirect branch and return instruction classes.
578 let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
579 class JumpFR<string opstr, RegisterOperand RO,
580 SDPatternOperator operator = null_frag>:
581 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch,
585 class IndirectBranch<string opstr, RegisterOperand RO> :
586 JumpFR<opstr, RO, brind> {
588 let isIndirectBranch = 1;
591 // Return instruction
592 class RetBase<string opstr, RegisterOperand RO>: JumpFR<opstr, RO> {
594 let isCodeGenOnly = 1;
596 let hasExtraSrcRegAllocReq = 1;
599 // Jump and Link (Call)
600 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
601 class JumpLink<string opstr, DAGOperand opnd> :
602 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
603 [(MipsJmpLink imm:$target)], IIBranch, FrmJ, opstr> {
604 let DecoderMethod = "DecodeJumpTarget";
607 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
608 Register RetReg, RegisterOperand ResRO = RO>:
609 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
610 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
612 class JumpLinkReg<string opstr, RegisterOperand RO>:
613 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
614 [], IIBranch, FrmR, opstr>;
616 class BGEZAL_FT<string opstr, DAGOperand opnd, RegisterOperand RO> :
617 InstSE<(outs), (ins RO:$rs, opnd:$offset),
618 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr>;
622 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, hasDelaySlot = 1,
623 hasExtraSrcRegAllocReq = 1, Defs = [AT] in {
624 class TailCall<Instruction JumpInst> :
625 PseudoSE<(outs), (ins calltarget:$target), [], IIBranch>,
626 PseudoInstExpansion<(JumpInst jmptarget:$target)>;
628 class TailCallReg<RegisterOperand RO, Instruction JRInst,
629 RegisterOperand ResRO = RO> :
630 PseudoSE<(outs), (ins RO:$rs), [(MipsTailCall RO:$rs)], IIBranch>,
631 PseudoInstExpansion<(JRInst ResRO:$rs)>;
634 class BAL_BR_Pseudo<Instruction RealInst> :
635 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
636 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
638 let isTerminator = 1;
640 let hasDelaySlot = 1;
645 class SYS_FT<string opstr> :
646 InstSE<(outs), (ins uimm20:$code_),
647 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI, opstr>;
649 class BRK_FT<string opstr> :
650 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
651 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary,
655 class ER_FT<string opstr> :
656 InstSE<(outs), (ins),
657 opstr, [], NoItinerary, FrmOther, opstr>;
660 class DEI_FT<string opstr, RegisterOperand RO> :
661 InstSE<(outs RO:$rt), (ins),
662 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther, opstr>;
665 class WAIT_FT<string opstr> :
666 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther, opstr>;
669 let hasSideEffects = 1 in
670 class SYNC_FT<string opstr> :
671 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
672 NoItinerary, FrmOther, opstr>;
674 let hasSideEffects = 1 in
675 class TEQ_FT<string opstr, RegisterOperand RO> :
676 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
677 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary,
680 class TEQI_FT<string opstr, RegisterOperand RO> :
681 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
682 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther, opstr>;
684 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
685 list<Register> DefRegs> :
686 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
688 let isCommutable = 1;
690 let neverHasSideEffects = 1;
693 // Pseudo multiply/divide instruction with explicit accumulator register
695 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
696 SDPatternOperator OpNode, InstrItinClass Itin,
697 bit IsComm = 1, bit HasSideEffects = 0,
698 bit UsesCustomInserter = 0> :
699 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
700 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
701 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
702 let isCommutable = IsComm;
703 let hasSideEffects = HasSideEffects;
704 let usesCustomInserter = UsesCustomInserter;
707 // Pseudo multiply add/sub instruction with explicit accumulator register
709 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode,
711 : PseudoSE<(outs ACC64:$ac),
712 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
714 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
716 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
717 string Constraints = "$acin = $ac";
720 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
721 list<Register> DefRegs> :
722 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
723 [], itin, FrmR, opstr> {
728 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
729 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
730 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], II_MFHI_MFLO>;
732 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
733 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], II_MFHI_MFLO,
736 let neverHasSideEffects = 1;
739 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
740 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
741 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))],
744 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
745 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], II_MTHI_MTLO,
748 let neverHasSideEffects = 1;
751 class EffectiveAddress<string opstr, RegisterOperand RO> :
752 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
753 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI,
754 !strconcat(opstr, "_lea")> {
755 let isCodeGenOnly = 1;
756 let DecoderMethod = "DecodeMem";
759 // Count Leading Ones/Zeros in Word
760 class CountLeading0<string opstr, RegisterOperand RO>:
761 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
762 [(set RO:$rd, (ctlz RO:$rs))], II_CLZ, FrmR, opstr>,
763 Requires<[HasBitCount, HasStdEnc]>;
765 class CountLeading1<string opstr, RegisterOperand RO>:
766 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
767 [(set RO:$rd, (ctlz (not RO:$rs)))], II_CLO, FrmR, opstr>,
768 Requires<[HasBitCount, HasStdEnc]>;
771 // Sign Extend in Register.
772 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
773 InstrItinClass itin> :
774 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
775 [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr> {
776 let Predicates = [HasSEInReg, HasStdEnc];
780 class SubwordSwap<string opstr, RegisterOperand RO>:
781 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
782 NoItinerary, FrmR, opstr> {
783 let Predicates = [HasSwap, HasStdEnc];
784 let neverHasSideEffects = 1;
788 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
789 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
793 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
794 SDPatternOperator Op = null_frag>:
795 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
796 !strconcat(opstr, " $rt, $rs, $pos, $size"),
797 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], NoItinerary,
799 let Predicates = [HasMips32r2, HasStdEnc];
802 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
803 SDPatternOperator Op = null_frag>:
804 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
805 !strconcat(opstr, " $rt, $rs, $pos, $size"),
806 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
807 NoItinerary, FrmR, opstr> {
808 let Predicates = [HasMips32r2, HasStdEnc];
809 let Constraints = "$src = $rt";
812 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
813 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
814 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
815 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
817 // Atomic Compare & Swap.
818 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
819 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
820 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
822 class LLBase<string opstr, RegisterOperand RO> :
823 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
824 [], NoItinerary, FrmI> {
825 let DecoderMethod = "DecodeMem";
829 class SCBase<string opstr, RegisterOperand RO> :
830 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
831 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
832 let DecoderMethod = "DecodeMem";
834 let Constraints = "$rt = $dst";
837 class MFC3OP<string asmstr, RegisterOperand RO> :
838 InstSE<(outs RO:$rt, RO:$rd, uimm16:$sel), (ins),
839 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
841 class TrapBase<Instruction RealInst>
842 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
843 PseudoInstExpansion<(RealInst 0, 0)> {
845 let isTerminator = 1;
846 let isCodeGenOnly = 1;
849 //===----------------------------------------------------------------------===//
850 // Pseudo instructions
851 //===----------------------------------------------------------------------===//
854 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
855 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
857 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
858 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
859 [(callseq_start timm:$amt)]>;
860 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
861 [(callseq_end timm:$amt1, timm:$amt2)]>;
864 let usesCustomInserter = 1 in {
865 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
866 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
867 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
868 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
869 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
870 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
871 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
872 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
873 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
874 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
875 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
876 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
877 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
878 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
879 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
880 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
881 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
882 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
884 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
885 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
886 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
888 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
889 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
890 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
893 /// Pseudo instructions for loading and storing accumulator registers.
894 let isPseudo = 1, isCodeGenOnly = 1 in {
895 def LOAD_ACC64 : Load<"", ACC64>;
896 def STORE_ACC64 : Store<"", ACC64>;
899 //===----------------------------------------------------------------------===//
900 // Instruction definition
901 //===----------------------------------------------------------------------===//
902 //===----------------------------------------------------------------------===//
903 // MipsI Instructions
904 //===----------------------------------------------------------------------===//
906 /// Arithmetic Instructions (ALU Immediate)
907 def ADDiu : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, II_ADDIU, immSExt16,
909 ADDI_FM<0x9>, IsAsCheapAsAMove;
910 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>;
911 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
913 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
915 def ANDi : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI, immZExt16,
918 def ORi : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16,
921 def XORi : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI, immZExt16,
924 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
926 /// Arithmetic Instructions (3-Operand, R-Type)
927 def ADDu : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
929 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
931 let Defs = [HI0, LO0] in
932 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
934 def ADD : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
935 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
936 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
937 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
938 def AND : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
940 def OR : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
942 def XOR : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
944 def NOR : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
946 /// Shift Instructions
947 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL, shl,
948 immZExt5>, SRA_FM<0, 0>;
949 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL, srl,
950 immZExt5>, SRA_FM<2, 0>;
951 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA, sra,
952 immZExt5>, SRA_FM<3, 0>;
953 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV, shl>,
955 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV, srl>,
957 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV, sra>,
960 // Rotate Instructions
961 let Predicates = [HasMips32r2, HasStdEnc] in {
962 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR, rotr,
963 immZExt5>, SRA_FM<2, 1>;
964 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV, rotr>,
968 /// Load and Store Instructions
970 def LB : Load<"lb", GPR32Opnd, sextloadi8, II_LB>, MMRel, LW_FM<0x20>;
971 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, II_LBU, addrDefault>, MMRel,
973 def LH : Load<"lh", GPR32Opnd, sextloadi16, II_LH, addrDefault>, MMRel,
975 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, II_LHU>, MMRel, LW_FM<0x25>;
976 def LW : Load<"lw", GPR32Opnd, load, II_LW, addrDefault>, MMRel,
978 def SB : Store<"sb", GPR32Opnd, truncstorei8, II_SB>, MMRel, LW_FM<0x28>;
979 def SH : Store<"sh", GPR32Opnd, truncstorei16, II_SH>, MMRel, LW_FM<0x29>;
980 def SW : Store<"sw", GPR32Opnd, store, II_SW>, MMRel, LW_FM<0x2b>;
982 /// load/store left/right
983 let Predicates = [NotInMicroMips] in {
984 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, II_LWL>, LW_FM<0x22>;
985 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, II_LWR>, LW_FM<0x26>;
986 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, II_SWL>, LW_FM<0x2a>;
987 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, II_SWR>, LW_FM<0x2e>;
990 def SYNC : MMRel, SYNC_FT<"sync">, SYNC_FM;
991 def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>;
992 def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>;
993 def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>;
994 def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>;
995 def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>;
996 def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>;
998 def TEQI : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>;
999 def TGEI : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>;
1000 def TGEIU : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>;
1001 def TLTI : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>;
1002 def TTLTIU : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>;
1003 def TNEI : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>;
1005 def BREAK : MMRel, BRK_FT<"break">, BRK_FM<0xd>;
1006 def SYSCALL : MMRel, SYS_FT<"syscall">, SYS_FM<0xc>;
1007 def TRAP : TrapBase<BREAK>;
1009 def ERET : MMRel, ER_FT<"eret">, ER_FM<0x18>;
1010 def DERET : MMRel, ER_FT<"deret">, ER_FM<0x1f>;
1012 def EI : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM<1>;
1013 def DI : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM<0>;
1015 def WAIT : MMRel, WAIT_FT<"wait">, WAIT_FM;
1017 /// Load-linked, Store-conditional
1018 let Predicates = [NotInMicroMips] in {
1019 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>;
1020 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>;
1023 /// Jump and Branch Instructions
1024 def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
1025 Requires<[RelocStatic, HasStdEnc]>, IsBranch;
1026 def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
1027 def BEQ : MMRel, CBranch<"beq", brtarget, seteq, GPR32Opnd>, BEQ_FM<4>;
1028 def BNE : MMRel, CBranch<"bne", brtarget, setne, GPR32Opnd>, BEQ_FM<5>;
1029 def BGEZ : MMRel, CBranchZero<"bgez", brtarget, setge, GPR32Opnd>,
1031 def BGTZ : MMRel, CBranchZero<"bgtz", brtarget, setgt, GPR32Opnd>,
1033 def BLEZ : MMRel, CBranchZero<"blez", brtarget, setle, GPR32Opnd>,
1035 def BLTZ : MMRel, CBranchZero<"bltz", brtarget, setlt, GPR32Opnd>,
1037 def B : UncondBranch<BEQ>;
1039 def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
1040 def JALR : MMRel, JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1041 def JALX : MMRel, JumpLink<"jalx", calltarget>, FJ<0x1D>;
1042 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1043 def BGEZAL : MMRel, BGEZAL_FT<"bgezal", brtarget, GPR32Opnd>, BGEZAL_FM<0x11>;
1044 def BLTZAL : MMRel, BGEZAL_FT<"bltzal", brtarget, GPR32Opnd>, BGEZAL_FM<0x10>;
1045 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1046 def TAILCALL : TailCall<J>;
1047 def TAILCALL_R : TailCallReg<GPR32Opnd, JR>;
1049 def RET : MMRel, RetBase<"ret", GPR32Opnd>, MTLO_FM<8>;
1051 // Exception handling related node and instructions.
1052 // The conversion sequence is:
1053 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1054 // MIPSeh_return -> (stack change + indirect branch)
1056 // MIPSeh_return takes the place of regular return instruction
1057 // but takes two arguments (V1, V0) which are used for storing
1058 // the offset and return address respectively.
1059 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1061 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1062 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1064 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1065 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1066 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1067 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1069 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1072 /// Multiply and Divide Instructions.
1073 def MULT : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
1075 def MULTu : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
1077 def SDIV : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
1079 def UDIV : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
1082 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>;
1083 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>;
1084 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>;
1085 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>;
1087 /// Sign Ext In Register Instructions.
1088 def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>, SEB_FM<0x10, 0x20>;
1089 def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>, SEB_FM<0x18, 0x20>;
1092 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>;
1093 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>;
1095 /// Word Swap Bytes Within Halfwords
1096 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>;
1099 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1101 // FrameIndexes are legalized when they are operands from load/store
1102 // instructions. The same not happens for stack address copies, so an
1103 // add op with mem ComplexPattern is used and the stack address copy
1104 // can be matched. It's similar to Sparc LEA_ADDRi
1105 def LEA_ADDiu : MMRel, EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1108 def MADD : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM<0x1c, 0>;
1109 def MADDU : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM<0x1c, 1>;
1110 def MSUB : MMRel, MArithR<"msub", II_MSUB>, MULT_FM<0x1c, 4>;
1111 def MSUBU : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM<0x1c, 5>;
1113 let Predicates = [HasStdEnc, NotDSP] in {
1114 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, II_MULT>;
1115 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, II_MULTU>;
1116 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>;
1117 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>;
1118 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>;
1119 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd, II_MADD>;
1120 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu, II_MADDU>;
1121 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub, II_MSUB>;
1122 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu, II_MSUBU>;
1125 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, II_DIV,
1127 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, II_DIVU,
1130 def RDHWR : ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1132 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1133 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1135 /// Move Control Registers From/To CPU Registers
1136 def MFC0 : MFC3OP<"mfc0", GPR32Opnd>, MFC3OP_FM<0x10, 0>;
1137 def MTC0 : MFC3OP<"mtc0", GPR32Opnd>, MFC3OP_FM<0x10, 4>;
1138 def MFC2 : MFC3OP<"mfc2", GPR32Opnd>, MFC3OP_FM<0x12, 0>;
1139 def MTC2 : MFC3OP<"mtc2", GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1141 //===----------------------------------------------------------------------===//
1142 // Instruction aliases
1143 //===----------------------------------------------------------------------===//
1144 def : InstAlias<"move $dst, $src",
1145 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src,ZERO), 1>,
1146 Requires<[NotMips64]>;
1147 def : InstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>;
1148 def : InstAlias<"addu $rs, $rt, $imm",
1149 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1150 def : InstAlias<"add $rs, $rt, $imm",
1151 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1152 def : InstAlias<"and $rs, $rt, $imm",
1153 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1154 def : InstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1155 def : InstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1156 def : InstAlias<"jal $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1157 def : InstAlias<"jal $rd,$rs", (JALR GPR32Opnd:$rd, GPR32Opnd:$rs), 0>;
1158 def : InstAlias<"not $rt, $rs",
1159 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1160 def : InstAlias<"neg $rt, $rs",
1161 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1162 def : InstAlias<"negu $rt, $rs",
1163 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1164 def : InstAlias<"slt $rs, $rt, $imm",
1165 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1166 def : InstAlias<"xor $rs, $rt, $imm",
1167 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1168 def : InstAlias<"or $rs, $rt, $imm",
1169 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1170 def : InstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1171 def : InstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1172 def : InstAlias<"mtc0 $rt, $rd", (MTC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1173 def : InstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1174 def : InstAlias<"mtc2 $rt, $rd", (MTC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1175 def : InstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1176 def : InstAlias<"bnez $rs,$offset",
1177 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1178 def : InstAlias<"beqz $rs,$offset",
1179 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1180 def : InstAlias<"syscall", (SYSCALL 0), 1>;
1182 def : InstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1183 def : InstAlias<"break", (BREAK 0, 0), 1>;
1184 def : InstAlias<"ei", (EI ZERO), 1>;
1185 def : InstAlias<"di", (DI ZERO), 1>;
1187 def : InstAlias<"teq $rs, $rt", (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1188 def : InstAlias<"tge $rs, $rt", (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1189 def : InstAlias<"tgeu $rs, $rt", (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1190 def : InstAlias<"tlt $rs, $rt", (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1191 def : InstAlias<"tltu $rs, $rt", (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1192 def : InstAlias<"tne $rs, $rt", (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1193 def : InstAlias<"sub, $rd, $rs, $imm",
1194 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1195 def : InstAlias<"subu, $rd, $rs, $imm",
1196 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1198 //===----------------------------------------------------------------------===//
1199 // Assembler Pseudo Instructions
1200 //===----------------------------------------------------------------------===//
1202 class LoadImm32< string instr_asm, Operand Od, RegisterOperand RO> :
1203 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1204 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1205 def LoadImm32Reg : LoadImm32<"li", uimm5, GPR32Opnd>;
1207 class LoadAddress<string instr_asm, Operand MemOpnd, RegisterOperand RO> :
1208 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1209 !strconcat(instr_asm, "\t$rt, $addr")> ;
1210 def LoadAddr32Reg : LoadAddress<"la", mem, GPR32Opnd>;
1212 class LoadAddressImm<string instr_asm, Operand Od, RegisterOperand RO> :
1213 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1214 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1215 def LoadAddr32Imm : LoadAddressImm<"la", uimm5, GPR32Opnd>;
1217 //===----------------------------------------------------------------------===//
1218 // Arbitrary patterns that map to one or more instructions
1219 //===----------------------------------------------------------------------===//
1221 // Load/store pattern templates.
1222 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1223 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1225 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1226 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1229 def : MipsPat<(i32 immSExt16:$in),
1230 (ADDiu ZERO, imm:$in)>;
1231 def : MipsPat<(i32 immZExt16:$in),
1232 (ORi ZERO, imm:$in)>;
1233 def : MipsPat<(i32 immLow16Zero:$in),
1234 (LUi (HI16 imm:$in))>;
1236 // Arbitrary immediates
1237 def : MipsPat<(i32 imm:$imm),
1238 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1240 // Carry MipsPatterns
1241 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1242 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1243 let Predicates = [HasStdEnc, NotDSP] in {
1244 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1245 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1246 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1247 (ADDiu GPR32:$src, imm:$imm)>;
1251 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1252 (JAL tglobaladdr:$dst)>;
1253 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1254 (JAL texternalsym:$dst)>;
1255 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1256 // (JALR GPR32:$dst)>;
1259 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1260 (TAILCALL tglobaladdr:$dst)>;
1261 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1262 (TAILCALL texternalsym:$dst)>;
1264 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1265 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1266 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1267 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1268 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1269 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1271 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1272 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1273 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1274 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1275 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1276 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1278 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1279 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1280 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1281 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1282 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1283 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1284 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1285 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1286 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1287 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1290 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1291 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1292 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1293 (ADDiu GPR32:$gp, tconstpool:$in)>;
1296 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1297 MipsPat<(MipsWrapper RC:$gp, node:$in),
1298 (ADDiuOp RC:$gp, node:$in)>;
1300 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1301 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1302 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1303 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1304 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1305 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1307 // Mips does not have "not", so we expand our way
1308 def : MipsPat<(not GPR32:$in),
1309 (NOR GPR32Opnd:$in, ZERO)>;
1312 let Predicates = [HasStdEnc] in {
1313 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1314 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1315 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1319 let Predicates = [HasStdEnc] in
1320 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1323 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1324 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1325 Instruction SLTiuOp, Register ZEROReg> {
1326 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1327 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1328 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1329 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1331 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1332 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1333 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1334 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1335 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1336 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1337 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1338 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1339 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1340 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1341 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1342 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1344 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1345 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1346 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1347 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1349 def : MipsPat<(brcond RC:$cond, bb:$dst),
1350 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1353 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1355 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1356 (BLEZ i32:$lhs, bb:$dst)>;
1357 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1358 (BGEZ i32:$lhs, bb:$dst)>;
1361 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1362 Instruction SLTuOp, Register ZEROReg> {
1363 def : MipsPat<(seteq RC:$lhs, 0),
1364 (SLTiuOp RC:$lhs, 1)>;
1365 def : MipsPat<(setne RC:$lhs, 0),
1366 (SLTuOp ZEROReg, RC:$lhs)>;
1367 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1368 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1369 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1370 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1373 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1374 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1375 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1376 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1377 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1380 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1381 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1382 (SLTOp RC:$rhs, RC:$lhs)>;
1383 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1384 (SLTuOp RC:$rhs, RC:$lhs)>;
1387 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1388 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1389 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1390 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1391 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1394 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1395 Instruction SLTiuOp> {
1396 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1397 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1398 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1399 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1402 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1403 defm : SetlePats<GPR32, SLT, SLTu>;
1404 defm : SetgtPats<GPR32, SLT, SLTu>;
1405 defm : SetgePats<GPR32, SLT, SLTu>;
1406 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1409 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1411 // Load halfword/word patterns.
1412 let AddedComplexity = 40 in {
1413 let Predicates = [HasStdEnc] in {
1414 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1415 def : LoadRegImmPat<LH, i32, sextloadi16>;
1416 def : LoadRegImmPat<LW, i32, load>;
1420 //===----------------------------------------------------------------------===//
1421 // Floating Point Support
1422 //===----------------------------------------------------------------------===//
1424 include "MipsInstrFPU.td"
1425 include "Mips64InstrInfo.td"
1426 include "MipsCondMov.td"
1431 include "Mips16InstrFormats.td"
1432 include "Mips16InstrInfo.td"
1435 include "MipsDSPInstrFormats.td"
1436 include "MipsDSPInstrInfo.td"
1439 include "MipsMSAInstrFormats.td"
1440 include "MipsMSAInstrInfo.td"
1443 include "MicroMipsInstrFormats.td"
1444 include "MicroMipsInstrInfo.td"
1445 include "MicroMipsInstrFPU.td"