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 NotN64 : Predicate<"!Subtarget.isABI_N64()">,
172 AssemblerPredicate<"!FeatureN64">;
173 def InMips16Mode : Predicate<"Subtarget.inMips16Mode()">,
174 AssemblerPredicate<"FeatureMips16">;
175 def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">,
176 AssemblerPredicate<"FeatureMips32">;
177 def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">,
178 AssemblerPredicate<"FeatureMips32">;
179 def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">,
180 AssemblerPredicate<"FeatureMips32">;
181 def HasStdEnc : Predicate<"Subtarget.hasStandardEncoding()">,
182 AssemblerPredicate<"!FeatureMips16,!FeatureMicroMips">;
183 def NotDSP : Predicate<"!Subtarget.hasDSP()">;
184 def InMicroMips : Predicate<"Subtarget.inMicroMipsMode()">,
185 AssemblerPredicate<"FeatureMicroMips">;
186 def NotInMicroMips : Predicate<"!Subtarget.inMicroMipsMode()">,
187 AssemblerPredicate<"!FeatureMicroMips">;
188 def IsLE : Predicate<"Subtarget.isLittle()">;
189 def IsBE : Predicate<"!Subtarget.isLittle()">;
191 class MipsPat<dag pattern, dag result> : Pat<pattern, result> {
192 let Predicates = [HasStdEnc];
196 bit isCommutable = 1;
213 bit isTerminator = 1;
216 bit hasExtraSrcRegAllocReq = 1;
217 bit isCodeGenOnly = 1;
220 class IsAsCheapAsAMove {
221 bit isAsCheapAsAMove = 1;
224 class NeverHasSideEffects {
225 bit neverHasSideEffects = 1;
228 //===----------------------------------------------------------------------===//
229 // Instruction format superclass
230 //===----------------------------------------------------------------------===//
232 include "MipsInstrFormats.td"
234 //===----------------------------------------------------------------------===//
235 // Mips Operand, Complex Patterns and Transformations Definitions.
236 //===----------------------------------------------------------------------===//
238 // Instruction operand types
239 def jmptarget : Operand<OtherVT> {
240 let EncoderMethod = "getJumpTargetOpValue";
242 def brtarget : Operand<OtherVT> {
243 let EncoderMethod = "getBranchTargetOpValue";
244 let OperandType = "OPERAND_PCREL";
245 let DecoderMethod = "DecodeBranchTarget";
247 def calltarget : Operand<iPTR> {
248 let EncoderMethod = "getJumpTargetOpValue";
251 def simm16 : Operand<i32> {
252 let DecoderMethod= "DecodeSimm16";
255 def simm20 : Operand<i32> {
258 def uimm20 : Operand<i32> {
261 def uimm10 : Operand<i32> {
264 def simm16_64 : Operand<i64> {
265 let DecoderMethod = "DecodeSimm16";
269 def uimm5 : Operand<i32> {
270 let PrintMethod = "printUnsignedImm";
273 def uimm6 : Operand<i32> {
274 let PrintMethod = "printUnsignedImm";
277 def uimm16 : Operand<i32> {
278 let PrintMethod = "printUnsignedImm";
281 def pcrel16 : Operand<i32> {
284 def MipsMemAsmOperand : AsmOperandClass {
286 let ParserMethod = "parseMemOperand";
289 def MipsInvertedImmoperand : AsmOperandClass {
291 let RenderMethod = "addImmOperands";
292 let ParserMethod = "parseInvNum";
295 def PtrRegAsmOperand : AsmOperandClass {
297 let ParserMethod = "parsePtrReg";
301 def InvertedImOperand : Operand<i32> {
302 let ParserMatchClass = MipsInvertedImmoperand;
306 def mem : Operand<iPTR> {
307 let PrintMethod = "printMemOperand";
308 let MIOperandInfo = (ops ptr_rc, simm16);
309 let EncoderMethod = "getMemEncoding";
310 let ParserMatchClass = MipsMemAsmOperand;
311 let OperandType = "OPERAND_MEMORY";
314 def mem_ea : Operand<iPTR> {
315 let PrintMethod = "printMemOperandEA";
316 let MIOperandInfo = (ops ptr_rc, simm16);
317 let EncoderMethod = "getMemEncoding";
318 let OperandType = "OPERAND_MEMORY";
321 def PtrRC : Operand<iPTR> {
322 let MIOperandInfo = (ops ptr_rc);
323 let DecoderMethod = "DecodePtrRegisterClass";
324 let ParserMatchClass = PtrRegAsmOperand;
327 // size operand of ext instruction
328 def size_ext : Operand<i32> {
329 let EncoderMethod = "getSizeExtEncoding";
330 let DecoderMethod = "DecodeExtSize";
333 // size operand of ins instruction
334 def size_ins : Operand<i32> {
335 let EncoderMethod = "getSizeInsEncoding";
336 let DecoderMethod = "DecodeInsSize";
339 // Transformation Function - get the lower 16 bits.
340 def LO16 : SDNodeXForm<imm, [{
341 return getImm(N, N->getZExtValue() & 0xFFFF);
344 // Transformation Function - get the higher 16 bits.
345 def HI16 : SDNodeXForm<imm, [{
346 return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
350 def Plus1 : SDNodeXForm<imm, [{ return getImm(N, N->getSExtValue() + 1); }]>;
352 // Node immediate fits as 16-bit sign extended on target immediate.
354 def immSExt8 : PatLeaf<(imm), [{ return isInt<8>(N->getSExtValue()); }]>;
356 // Node immediate fits as 16-bit sign extended on target immediate.
358 def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
360 // Node immediate fits as 15-bit sign extended on target immediate.
362 def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
364 // Node immediate fits as 16-bit zero extended on target immediate.
365 // The LO16 param means that only the lower 16 bits of the node
366 // immediate are caught.
368 def immZExt16 : PatLeaf<(imm), [{
369 if (N->getValueType(0) == MVT::i32)
370 return (uint32_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
372 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
375 // Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
376 def immLow16Zero : PatLeaf<(imm), [{
377 int64_t Val = N->getSExtValue();
378 return isInt<32>(Val) && !(Val & 0xffff);
381 // shamt field must fit in 5 bits.
382 def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
384 // True if (N + 1) fits in 16-bit field.
385 def immSExt16Plus1 : PatLeaf<(imm), [{
386 return isInt<17>(N->getSExtValue()) && isInt<16>(N->getSExtValue() + 1);
389 // Mips Address Mode! SDNode frameindex could possibily be a match
390 // since load and store instructions from stack used it.
392 ComplexPattern<iPTR, 2, "selectIntAddr", [frameindex]>;
395 ComplexPattern<iPTR, 2, "selectAddrRegImm", [frameindex]>;
398 ComplexPattern<iPTR, 2, "selectAddrRegReg", [frameindex]>;
401 ComplexPattern<iPTR, 2, "selectAddrDefault", [frameindex]>;
403 //===----------------------------------------------------------------------===//
404 // Instructions specific format
405 //===----------------------------------------------------------------------===//
407 // Arithmetic and logical instructions with 3 register operands.
408 class ArithLogicR<string opstr, RegisterOperand RO, bit isComm = 0,
409 InstrItinClass Itin = NoItinerary,
410 SDPatternOperator OpNode = null_frag>:
411 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
412 !strconcat(opstr, "\t$rd, $rs, $rt"),
413 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR, opstr> {
414 let isCommutable = isComm;
415 let isReMaterializable = 1;
418 // Arithmetic and logical instructions with 2 register operands.
419 class ArithLogicI<string opstr, Operand Od, RegisterOperand RO,
420 InstrItinClass Itin = NoItinerary,
421 SDPatternOperator imm_type = null_frag,
422 SDPatternOperator OpNode = null_frag> :
423 InstSE<(outs RO:$rt), (ins RO:$rs, Od:$imm16),
424 !strconcat(opstr, "\t$rt, $rs, $imm16"),
425 [(set RO:$rt, (OpNode RO:$rs, imm_type:$imm16))],
427 let isReMaterializable = 1;
428 let TwoOperandAliasConstraint = "$rs = $rt";
431 // Arithmetic Multiply ADD/SUB
432 class MArithR<string opstr, bit isComm = 0> :
433 InstSE<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
434 !strconcat(opstr, "\t$rs, $rt"), [], IIImult, FrmR, opstr> {
435 let Defs = [HI0, LO0];
436 let Uses = [HI0, LO0];
437 let isCommutable = isComm;
441 class LogicNOR<string opstr, RegisterOperand RO>:
442 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
443 !strconcat(opstr, "\t$rd, $rs, $rt"),
444 [(set RO:$rd, (not (or RO:$rs, RO:$rt)))], IIArith, FrmR, opstr> {
445 let isCommutable = 1;
449 class shift_rotate_imm<string opstr, Operand ImmOpnd,
450 RegisterOperand RO, SDPatternOperator OpNode = null_frag,
451 SDPatternOperator PF = null_frag> :
452 InstSE<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
453 !strconcat(opstr, "\t$rd, $rt, $shamt"),
454 [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], IIArith, FrmR, opstr>;
456 class shift_rotate_reg<string opstr, RegisterOperand RO,
457 SDPatternOperator OpNode = null_frag>:
458 InstSE<(outs RO:$rd), (ins RO:$rt, GPR32Opnd:$rs),
459 !strconcat(opstr, "\t$rd, $rt, $rs"),
460 [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs))], IIArith, FrmR, opstr>;
462 // Load Upper Imediate
463 class LoadUpper<string opstr, RegisterOperand RO, Operand Imm>:
464 InstSE<(outs RO:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
465 [], IIArith, FrmI, opstr>, IsAsCheapAsAMove {
466 let neverHasSideEffects = 1;
467 let isReMaterializable = 1;
471 class Load<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
472 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
473 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
474 [(set RO:$rt, (OpNode Addr:$addr))], Itin, FrmI, opstr> {
475 let DecoderMethod = "DecodeMem";
476 let canFoldAsLoad = 1;
480 class Store<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
481 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
482 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
483 [(OpNode RO:$rt, Addr:$addr)], Itin, FrmI, opstr> {
484 let DecoderMethod = "DecodeMem";
488 // Load/Store Left/Right
489 let canFoldAsLoad = 1 in
490 class LoadLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
491 InstrItinClass Itin> :
492 InstSE<(outs RO:$rt), (ins mem:$addr, RO:$src),
493 !strconcat(opstr, "\t$rt, $addr"),
494 [(set RO:$rt, (OpNode addr:$addr, RO:$src))], Itin, FrmI> {
495 let DecoderMethod = "DecodeMem";
496 string Constraints = "$src = $rt";
499 class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
500 InstrItinClass Itin> :
501 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
502 [(OpNode RO:$rt, addr:$addr)], Itin, FrmI> {
503 let DecoderMethod = "DecodeMem";
506 // Conditional Branch
507 class CBranch<string opstr, PatFrag cond_op, RegisterOperand RO> :
508 InstSE<(outs), (ins RO:$rs, RO:$rt, brtarget:$offset),
509 !strconcat(opstr, "\t$rs, $rt, $offset"),
510 [(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
513 let isTerminator = 1;
514 let hasDelaySlot = 1;
518 class CBranchZero<string opstr, PatFrag cond_op, RegisterOperand RO> :
519 InstSE<(outs), (ins RO:$rs, brtarget:$offset),
520 !strconcat(opstr, "\t$rs, $offset"),
521 [(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch, FrmI> {
523 let isTerminator = 1;
524 let hasDelaySlot = 1;
529 class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
530 InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
531 !strconcat(opstr, "\t$rd, $rs, $rt"),
532 [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
535 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
537 InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
538 !strconcat(opstr, "\t$rt, $rs, $imm16"),
539 [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
543 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
544 SDPatternOperator targetoperator, string bopstr> :
545 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
546 [(operator targetoperator:$target)], IIBranch, FrmJ, bopstr> {
549 let hasDelaySlot = 1;
550 let DecoderMethod = "DecodeJumpTarget";
554 // Unconditional branch
555 class UncondBranch<Instruction BEQInst> :
556 PseudoSE<(outs), (ins brtarget:$offset), [(br bb:$offset)], IIBranch>,
557 PseudoInstExpansion<(BEQInst ZERO, ZERO, brtarget:$offset)> {
559 let isTerminator = 1;
561 let hasDelaySlot = 1;
562 let Predicates = [RelocPIC, HasStdEnc];
566 // Base class for indirect branch and return instruction classes.
567 let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
568 class JumpFR<string opstr, RegisterOperand RO,
569 SDPatternOperator operator = null_frag>:
570 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch,
574 class IndirectBranch<string opstr, RegisterOperand RO> :
575 JumpFR<opstr, RO, brind> {
577 let isIndirectBranch = 1;
580 // Return instruction
581 class RetBase<string opstr, RegisterOperand RO>: JumpFR<opstr, RO> {
583 let isCodeGenOnly = 1;
585 let hasExtraSrcRegAllocReq = 1;
588 // Jump and Link (Call)
589 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
590 class JumpLink<string opstr, DAGOperand opnd> :
591 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
592 [(MipsJmpLink imm:$target)], IIBranch, FrmJ, opstr> {
593 let DecoderMethod = "DecodeJumpTarget";
596 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
597 Register RetReg, RegisterOperand ResRO = RO>:
598 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
599 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
601 class JumpLinkReg<string opstr, RegisterOperand RO>:
602 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
603 [], IIBranch, FrmR, opstr>;
605 class BGEZAL_FT<string opstr, RegisterOperand RO> :
606 InstSE<(outs), (ins RO:$rs, brtarget:$offset),
607 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI>;
611 class BAL_BR_Pseudo<Instruction RealInst> :
612 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
613 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
615 let isTerminator = 1;
617 let hasDelaySlot = 1;
622 class SYS_FT<string opstr> :
623 InstSE<(outs), (ins uimm20:$code_),
624 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI>;
626 class BRK_FT<string opstr> :
627 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
628 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary, FrmOther>;
631 class ER_FT<string opstr> :
632 InstSE<(outs), (ins),
633 opstr, [], NoItinerary, FrmOther>;
636 class DEI_FT<string opstr, RegisterOperand RO> :
637 InstSE<(outs RO:$rt), (ins),
638 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther>;
641 class WAIT_FT<string opstr> :
642 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther> {
643 let Inst{31-26} = 0x10;
646 let Inst{5-0} = 0x20;
650 let hasSideEffects = 1 in
652 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
653 NoItinerary, FrmOther>;
655 let hasSideEffects = 1 in
656 class TEQ_FT<string opstr, RegisterOperand RO> :
657 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
658 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary, FrmI>;
660 class TEQI_FT<string opstr, RegisterOperand RO> :
661 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
662 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther>;
664 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
665 list<Register> DefRegs> :
666 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
668 let isCommutable = 1;
670 let neverHasSideEffects = 1;
673 // Pseudo multiply/divide instruction with explicit accumulator register
675 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
676 SDPatternOperator OpNode, InstrItinClass Itin,
677 bit IsComm = 1, bit HasSideEffects = 0,
678 bit UsesCustomInserter = 0> :
679 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
680 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
681 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
682 let isCommutable = IsComm;
683 let hasSideEffects = HasSideEffects;
684 let usesCustomInserter = UsesCustomInserter;
687 // Pseudo multiply add/sub instruction with explicit accumulator register
689 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode>
690 : PseudoSE<(outs ACC64:$ac),
691 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
693 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
695 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
696 string Constraints = "$acin = $ac";
699 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
700 list<Register> DefRegs> :
701 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
702 [], itin, FrmR, opstr> {
707 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
708 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
709 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], IIHiLo>;
711 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
712 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], IIHiLo, FrmR,
715 let neverHasSideEffects = 1;
718 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
719 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
720 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))], IIHiLo>;
722 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
723 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], IIHiLo,
726 let neverHasSideEffects = 1;
729 class EffectiveAddress<string opstr, RegisterOperand RO> :
730 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
731 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI> {
732 let isCodeGenOnly = 1;
733 let DecoderMethod = "DecodeMem";
736 // Count Leading Ones/Zeros in Word
737 class CountLeading0<string opstr, RegisterOperand RO>:
738 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
739 [(set RO:$rd, (ctlz RO:$rs))], IIArith, FrmR, opstr>,
740 Requires<[HasBitCount, HasStdEnc]>;
742 class CountLeading1<string opstr, RegisterOperand RO>:
743 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
744 [(set RO:$rd, (ctlz (not RO:$rs)))], IIArith, FrmR, opstr>,
745 Requires<[HasBitCount, HasStdEnc]>;
748 // Sign Extend in Register.
749 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO> :
750 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
751 [(set RO:$rd, (sext_inreg RO:$rt, vt))], IIseb, FrmR, opstr> {
752 let Predicates = [HasSEInReg, HasStdEnc];
756 class SubwordSwap<string opstr, RegisterOperand RO>:
757 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
758 NoItinerary, FrmR, opstr> {
759 let Predicates = [HasSwap, HasStdEnc];
760 let neverHasSideEffects = 1;
764 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
765 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
769 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
770 SDPatternOperator Op = null_frag>:
771 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
772 !strconcat(opstr, " $rt, $rs, $pos, $size"),
773 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], NoItinerary,
775 let Predicates = [HasMips32r2, HasStdEnc];
778 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
779 SDPatternOperator Op = null_frag>:
780 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
781 !strconcat(opstr, " $rt, $rs, $pos, $size"),
782 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
783 NoItinerary, FrmR, opstr> {
784 let Predicates = [HasMips32r2, HasStdEnc];
785 let Constraints = "$src = $rt";
788 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
789 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
790 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
791 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
793 // Atomic Compare & Swap.
794 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
795 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
796 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
798 class LLBase<string opstr, RegisterOperand RO> :
799 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
800 [], NoItinerary, FrmI> {
801 let DecoderMethod = "DecodeMem";
805 class SCBase<string opstr, RegisterOperand RO> :
806 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
807 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
808 let DecoderMethod = "DecodeMem";
810 let Constraints = "$rt = $dst";
813 class MFC3OP<string asmstr, RegisterOperand RO> :
814 InstSE<(outs RO:$rt, RO:$rd, uimm16:$sel), (ins),
815 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
817 class TrapBase<Instruction RealInst>
818 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
819 PseudoInstExpansion<(RealInst 0, 0)> {
821 let isTerminator = 1;
822 let isCodeGenOnly = 1;
825 //===----------------------------------------------------------------------===//
826 // Pseudo instructions
827 //===----------------------------------------------------------------------===//
830 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
831 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
833 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
834 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
835 [(callseq_start timm:$amt)]>;
836 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
837 [(callseq_end timm:$amt1, timm:$amt2)]>;
840 let usesCustomInserter = 1 in {
841 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
842 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
843 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
844 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
845 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
846 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
847 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
848 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
849 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
850 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
851 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
852 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
853 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
854 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
855 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
856 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
857 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
858 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
860 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
861 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
862 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
864 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
865 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
866 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
869 /// Pseudo instructions for loading and storing accumulator registers.
870 let isPseudo = 1, isCodeGenOnly = 1 in {
871 def LOAD_ACC64 : Load<"", ACC64>;
872 def STORE_ACC64 : Store<"", ACC64>;
875 //===----------------------------------------------------------------------===//
876 // Instruction definition
877 //===----------------------------------------------------------------------===//
878 //===----------------------------------------------------------------------===//
879 // MipsI Instructions
880 //===----------------------------------------------------------------------===//
882 /// Arithmetic Instructions (ALU Immediate)
883 def ADDiu : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, IIArith, immSExt16,
885 ADDI_FM<0x9>, IsAsCheapAsAMove;
886 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>;
887 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
889 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
891 def ANDi : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, IILogic, immZExt16,
894 def ORi : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, IILogic, immZExt16,
897 def XORi : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, IILogic, immZExt16,
900 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
902 /// Arithmetic Instructions (3-Operand, R-Type)
903 def ADDu : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, IIArith, add>,
905 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, IIArith, sub>,
907 let Defs = [HI0, LO0] in
908 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, IIImul, mul>,
910 def ADD : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
911 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
912 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
913 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
914 def AND : MMRel, ArithLogicR<"and", GPR32Opnd, 1, IILogic, and>,
916 def OR : MMRel, ArithLogicR<"or", GPR32Opnd, 1, IILogic, or>,
918 def XOR : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, IILogic, xor>,
920 def NOR : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
922 /// Shift Instructions
923 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, shl, immZExt5>,
925 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, srl, immZExt5>,
927 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, sra, immZExt5>,
929 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, shl>, SRLV_FM<4, 0>;
930 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, srl>, SRLV_FM<6, 0>;
931 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, sra>, SRLV_FM<7, 0>;
933 // Rotate Instructions
934 let Predicates = [HasMips32r2, HasStdEnc] in {
935 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, rotr,
938 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, rotr>,
942 /// Load and Store Instructions
944 def LB : Load<"lb", GPR32Opnd, sextloadi8, IILoad>, MMRel, LW_FM<0x20>;
945 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, IILoad, addrDefault>, MMRel,
947 def LH : Load<"lh", GPR32Opnd, sextloadi16, IILoad, addrDefault>, MMRel,
949 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, IILoad>, MMRel, LW_FM<0x25>;
950 def LW : Load<"lw", GPR32Opnd, load, IILoad, addrDefault>, MMRel,
952 def SB : Store<"sb", GPR32Opnd, truncstorei8, IIStore>, MMRel, LW_FM<0x28>;
953 def SH : Store<"sh", GPR32Opnd, truncstorei16, IIStore>, MMRel, LW_FM<0x29>;
954 def SW : Store<"sw", GPR32Opnd, store, IIStore>, MMRel, LW_FM<0x2b>;
956 /// load/store left/right
957 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, IILoad>, LW_FM<0x22>;
958 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, IILoad>, LW_FM<0x26>;
959 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, IIStore>, LW_FM<0x2a>;
960 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, IIStore>, LW_FM<0x2e>;
962 def SYNC : SYNC_FT, SYNC_FM;
963 def TEQ : TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>;
964 def TGE : TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>;
965 def TGEU : TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>;
966 def TLT : TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>;
967 def TLTU : TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>;
968 def TNE : TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>;
970 def TEQI : TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>;
971 def TGEI : TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>;
972 def TGEIU : TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>;
973 def TLTI : TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>;
974 def TTLTIU : TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>;
975 def TNEI : TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>;
977 def BREAK : BRK_FT<"break">, BRK_FM<0xd>;
978 def SYSCALL : SYS_FT<"syscall">, SYS_FM<0xc>;
979 def TRAP : TrapBase<BREAK>;
981 def ERET : ER_FT<"eret">, ER_FM<0x18>;
982 def DERET : ER_FT<"deret">, ER_FM<0x1f>;
984 def EI : DEI_FT<"ei", GPR32Opnd>, EI_FM<1>;
985 def DI : DEI_FT<"di", GPR32Opnd>, EI_FM<0>;
987 def WAIT : WAIT_FT<"wait">;
989 /// Load-linked, Store-conditional
990 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>;
991 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>;
993 /// Jump and Branch Instructions
994 def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
995 Requires<[RelocStatic, HasStdEnc]>, IsBranch;
996 def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
997 def BEQ : CBranch<"beq", seteq, GPR32Opnd>, BEQ_FM<4>;
998 def BNE : CBranch<"bne", setne, GPR32Opnd>, BEQ_FM<5>;
999 def BGEZ : CBranchZero<"bgez", setge, GPR32Opnd>, BGEZ_FM<1, 1>;
1000 def BGTZ : CBranchZero<"bgtz", setgt, GPR32Opnd>, BGEZ_FM<7, 0>;
1001 def BLEZ : CBranchZero<"blez", setle, GPR32Opnd>, BGEZ_FM<6, 0>;
1002 def BLTZ : CBranchZero<"bltz", setlt, GPR32Opnd>, BGEZ_FM<1, 0>;
1003 def B : UncondBranch<BEQ>;
1005 def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
1006 def JALR : MMRel, JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1007 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1008 def BGEZAL : BGEZAL_FT<"bgezal", GPR32Opnd>, BGEZAL_FM<0x11>;
1009 def BLTZAL : BGEZAL_FT<"bltzal", GPR32Opnd>, BGEZAL_FM<0x10>;
1010 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1011 def TAILCALL : MMRel, JumpFJ<calltarget, "j", MipsTailCall, imm, "tcall">,
1013 def TAILCALL_R : MMRel, JumpFR<"tcallr", GPR32Opnd, MipsTailCall>, MTLO_FM<8>,
1016 def RET : MMRel, RetBase<"ret", GPR32Opnd>, MTLO_FM<8>;
1018 // Exception handling related node and instructions.
1019 // The conversion sequence is:
1020 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1021 // MIPSeh_return -> (stack change + indirect branch)
1023 // MIPSeh_return takes the place of regular return instruction
1024 // but takes two arguments (V1, V0) which are used for storing
1025 // the offset and return address respectively.
1026 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1028 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1029 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1031 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1032 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1033 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1034 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1036 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1039 /// Multiply and Divide Instructions.
1040 def MULT : MMRel, Mult<"mult", IIImult, GPR32Opnd, [HI0, LO0]>,
1042 def MULTu : MMRel, Mult<"multu", IIImult, GPR32Opnd, [HI0, LO0]>,
1044 def SDIV : Div<"div", IIIdiv, GPR32Opnd, [HI0, LO0]>, MULT_FM<0, 0x1a>;
1045 def UDIV : Div<"divu", IIIdiv, GPR32Opnd, [HI0, LO0]>, MULT_FM<0, 0x1b>;
1047 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>;
1048 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>;
1049 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>;
1050 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>;
1052 /// Sign Ext In Register Instructions.
1053 def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd>, SEB_FM<0x10, 0x20>;
1054 def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd>, SEB_FM<0x18, 0x20>;
1057 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>;
1058 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>;
1060 /// Word Swap Bytes Within Halfwords
1061 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>;
1064 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1066 // FrameIndexes are legalized when they are operands from load/store
1067 // instructions. The same not happens for stack address copies, so an
1068 // add op with mem ComplexPattern is used and the stack address copy
1069 // can be matched. It's similar to Sparc LEA_ADDRi
1070 def LEA_ADDiu : EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1073 def MADD : MMRel, MArithR<"madd", 1>, MULT_FM<0x1c, 0>;
1074 def MADDU : MMRel, MArithR<"maddu", 1>, MULT_FM<0x1c, 1>;
1075 def MSUB : MMRel, MArithR<"msub">, MULT_FM<0x1c, 4>;
1076 def MSUBU : MMRel, MArithR<"msubu">, MULT_FM<0x1c, 5>;
1078 let Predicates = [HasStdEnc, NotDSP] in {
1079 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, IIImult>;
1080 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, IIImult>;
1081 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>;
1082 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>;
1083 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>;
1084 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd>;
1085 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu>;
1086 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub>;
1087 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu>;
1090 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, IIIdiv,
1092 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, IIIdiv,
1095 def RDHWR : ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1097 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1098 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1100 /// Move Control Registers From/To CPU Registers
1101 def MFC0 : MFC3OP<"mfc0", GPR32Opnd>, MFC3OP_FM<0x10, 0>;
1102 def MTC0 : MFC3OP<"mtc0", GPR32Opnd>, MFC3OP_FM<0x10, 4>;
1103 def MFC2 : MFC3OP<"mfc2", GPR32Opnd>, MFC3OP_FM<0x12, 0>;
1104 def MTC2 : MFC3OP<"mtc2", GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1106 //===----------------------------------------------------------------------===//
1107 // Instruction aliases
1108 //===----------------------------------------------------------------------===//
1109 def : InstAlias<"move $dst, $src",
1110 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src,ZERO), 1>,
1111 Requires<[NotMips64]>;
1112 def : InstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>;
1113 def : InstAlias<"addu $rs, $rt, $imm",
1114 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1115 def : InstAlias<"add $rs, $rt, $imm",
1116 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1117 def : InstAlias<"and $rs, $rt, $imm",
1118 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1119 def : InstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1120 def : InstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1121 def : InstAlias<"jal $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1122 def : InstAlias<"jal $rd,$rs", (JALR GPR32Opnd:$rd, GPR32Opnd:$rs), 0>;
1123 def : InstAlias<"not $rt, $rs",
1124 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1125 def : InstAlias<"neg $rt, $rs",
1126 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1127 def : InstAlias<"negu $rt, $rs",
1128 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1129 def : InstAlias<"slt $rs, $rt, $imm",
1130 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1131 def : InstAlias<"xor $rs, $rt, $imm",
1132 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1133 def : InstAlias<"or $rs, $rt, $imm",
1134 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1135 def : InstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1136 def : InstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1137 def : InstAlias<"mtc0 $rt, $rd", (MTC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1138 def : InstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1139 def : InstAlias<"mtc2 $rt, $rd", (MTC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1140 def : InstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1141 def : InstAlias<"bnez $rs,$offset",
1142 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1143 def : InstAlias<"beqz $rs,$offset",
1144 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1145 def : InstAlias<"syscall", (SYSCALL 0), 1>;
1147 def : InstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1148 def : InstAlias<"break", (BREAK 0, 0), 1>;
1149 def : InstAlias<"ei", (EI ZERO), 1>;
1150 def : InstAlias<"di", (DI ZERO), 1>;
1152 def : InstAlias<"teq $rs, $rt", (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1153 def : InstAlias<"tge $rs, $rt", (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1154 def : InstAlias<"tgeu $rs, $rt", (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1155 def : InstAlias<"tlt $rs, $rt", (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1156 def : InstAlias<"tltu $rs, $rt", (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1157 def : InstAlias<"tne $rs, $rt", (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1158 def : InstAlias<"sub, $rd, $rs, $imm",
1159 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1160 def : InstAlias<"subu, $rd, $rs, $imm",
1161 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1163 //===----------------------------------------------------------------------===//
1164 // Assembler Pseudo Instructions
1165 //===----------------------------------------------------------------------===//
1167 class LoadImm32< string instr_asm, Operand Od, RegisterOperand RO> :
1168 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1169 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1170 def LoadImm32Reg : LoadImm32<"li", uimm5, GPR32Opnd>;
1172 class LoadAddress<string instr_asm, Operand MemOpnd, RegisterOperand RO> :
1173 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1174 !strconcat(instr_asm, "\t$rt, $addr")> ;
1175 def LoadAddr32Reg : LoadAddress<"la", mem, GPR32Opnd>;
1177 class LoadAddressImm<string instr_asm, Operand Od, RegisterOperand RO> :
1178 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1179 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1180 def LoadAddr32Imm : LoadAddressImm<"la", uimm5, GPR32Opnd>;
1182 //===----------------------------------------------------------------------===//
1183 // Arbitrary patterns that map to one or more instructions
1184 //===----------------------------------------------------------------------===//
1186 // Load/store pattern templates.
1187 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1188 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1190 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1191 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1194 def : MipsPat<(i32 immSExt16:$in),
1195 (ADDiu ZERO, imm:$in)>;
1196 def : MipsPat<(i32 immZExt16:$in),
1197 (ORi ZERO, imm:$in)>;
1198 def : MipsPat<(i32 immLow16Zero:$in),
1199 (LUi (HI16 imm:$in))>;
1201 // Arbitrary immediates
1202 def : MipsPat<(i32 imm:$imm),
1203 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1205 // Carry MipsPatterns
1206 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1207 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1208 let Predicates = [HasStdEnc, NotDSP] in {
1209 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1210 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1211 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1212 (ADDiu GPR32:$src, imm:$imm)>;
1216 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1217 (JAL tglobaladdr:$dst)>;
1218 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1219 (JAL texternalsym:$dst)>;
1220 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1221 // (JALR GPR32:$dst)>;
1224 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1225 (TAILCALL tglobaladdr:$dst)>;
1226 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1227 (TAILCALL texternalsym:$dst)>;
1229 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1230 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1231 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1232 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1233 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1234 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1236 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1237 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1238 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1239 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1240 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1241 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1243 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1244 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1245 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1246 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1247 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1248 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1249 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1250 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1251 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1252 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1255 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1256 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1257 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1258 (ADDiu GPR32:$gp, tconstpool:$in)>;
1261 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1262 MipsPat<(MipsWrapper RC:$gp, node:$in),
1263 (ADDiuOp RC:$gp, node:$in)>;
1265 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1266 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1267 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1268 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1269 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1270 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1272 // Mips does not have "not", so we expand our way
1273 def : MipsPat<(not GPR32:$in),
1274 (NOR GPR32Opnd:$in, ZERO)>;
1277 let Predicates = [HasStdEnc] in {
1278 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1279 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1280 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1284 let Predicates = [HasStdEnc] in
1285 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1288 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1289 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1290 Instruction SLTiuOp, Register ZEROReg> {
1291 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1292 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1293 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1294 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1296 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1297 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1298 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1299 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1300 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1301 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1302 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1303 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1304 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1305 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1306 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1307 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1309 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1310 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1311 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1312 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1314 def : MipsPat<(brcond RC:$cond, bb:$dst),
1315 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1318 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1320 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1321 (BLEZ i32:$lhs, bb:$dst)>;
1322 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1323 (BGEZ i32:$lhs, bb:$dst)>;
1326 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1327 Instruction SLTuOp, Register ZEROReg> {
1328 def : MipsPat<(seteq RC:$lhs, 0),
1329 (SLTiuOp RC:$lhs, 1)>;
1330 def : MipsPat<(setne RC:$lhs, 0),
1331 (SLTuOp ZEROReg, RC:$lhs)>;
1332 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1333 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1334 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1335 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1338 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1339 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1340 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1341 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1342 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1345 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1346 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1347 (SLTOp RC:$rhs, RC:$lhs)>;
1348 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1349 (SLTuOp RC:$rhs, RC:$lhs)>;
1352 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1353 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1354 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1355 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1356 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1359 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1360 Instruction SLTiuOp> {
1361 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1362 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1363 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1364 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1367 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1368 defm : SetlePats<GPR32, SLT, SLTu>;
1369 defm : SetgtPats<GPR32, SLT, SLTu>;
1370 defm : SetgePats<GPR32, SLT, SLTu>;
1371 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1374 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1376 // Load halfword/word patterns.
1377 let AddedComplexity = 40 in {
1378 let Predicates = [HasStdEnc] in {
1379 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1380 def : LoadRegImmPat<LH, i32, sextloadi16>;
1381 def : LoadRegImmPat<LW, i32, load>;
1385 //===----------------------------------------------------------------------===//
1386 // Floating Point Support
1387 //===----------------------------------------------------------------------===//
1389 include "MipsInstrFPU.td"
1390 include "Mips64InstrInfo.td"
1391 include "MipsCondMov.td"
1396 include "Mips16InstrFormats.td"
1397 include "Mips16InstrInfo.td"
1400 include "MipsDSPInstrFormats.td"
1401 include "MipsDSPInstrInfo.td"
1404 include "MipsMSAInstrFormats.td"
1405 include "MipsMSAInstrInfo.td"
1408 include "MicroMipsInstrFormats.td"
1409 include "MicroMipsInstrInfo.td"