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> :
545 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
546 [(operator targetoperator:$target)], IIBranch, FrmJ> {
549 let hasDelaySlot = 1;
550 let DecoderMethod = "DecodeJumpTarget";
554 // Unconditional branch
555 class UncondBranch<Instruction BEQInst> :
556 PseudoSE<(outs), (ins brtarget:$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<RegisterOperand RO, SDPatternOperator operator = null_frag>:
569 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch, FrmR>;
572 class IndirectBranch<RegisterOperand RO>: JumpFR<RO, brind> {
574 let isIndirectBranch = 1;
577 // Return instruction
578 class RetBase<RegisterOperand RO>: JumpFR<RO> {
580 let isCodeGenOnly = 1;
582 let hasExtraSrcRegAllocReq = 1;
585 // Jump and Link (Call)
586 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
587 class JumpLink<string opstr> :
588 InstSE<(outs), (ins calltarget:$target), !strconcat(opstr, "\t$target"),
589 [(MipsJmpLink imm:$target)], IIBranch, FrmJ> {
590 let DecoderMethod = "DecodeJumpTarget";
593 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
594 Register RetReg, RegisterOperand ResRO = RO>:
595 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
596 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
598 class JumpLinkReg<string opstr, RegisterOperand RO>:
599 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
602 class BGEZAL_FT<string opstr, RegisterOperand RO> :
603 InstSE<(outs), (ins RO:$rs, brtarget:$offset),
604 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI>;
608 class BAL_BR_Pseudo<Instruction RealInst> :
609 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
610 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
612 let isTerminator = 1;
614 let hasDelaySlot = 1;
619 class SYS_FT<string opstr> :
620 InstSE<(outs), (ins uimm20:$code_),
621 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI>;
623 class BRK_FT<string opstr> :
624 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
625 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary, FrmOther>;
628 class ER_FT<string opstr> :
629 InstSE<(outs), (ins),
630 opstr, [], NoItinerary, FrmOther>;
633 class DEI_FT<string opstr, RegisterOperand RO> :
634 InstSE<(outs RO:$rt), (ins),
635 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther>;
638 class WAIT_FT<string opstr> :
639 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther> {
640 let Inst{31-26} = 0x10;
643 let Inst{5-0} = 0x20;
647 let hasSideEffects = 1 in
649 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
650 NoItinerary, FrmOther>;
652 let hasSideEffects = 1 in
653 class TEQ_FT<string opstr, RegisterOperand RO> :
654 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
655 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary, FrmI>;
657 class TEQI_FT<string opstr, RegisterOperand RO> :
658 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
659 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther>;
661 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
662 list<Register> DefRegs> :
663 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
665 let isCommutable = 1;
667 let neverHasSideEffects = 1;
670 // Pseudo multiply/divide instruction with explicit accumulator register
672 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
673 SDPatternOperator OpNode, InstrItinClass Itin,
674 bit IsComm = 1, bit HasSideEffects = 0,
675 bit UsesCustomInserter = 0> :
676 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
677 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
678 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
679 let isCommutable = IsComm;
680 let hasSideEffects = HasSideEffects;
681 let usesCustomInserter = UsesCustomInserter;
684 // Pseudo multiply add/sub instruction with explicit accumulator register
686 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode>
687 : PseudoSE<(outs ACC64:$ac),
688 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
690 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
692 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
693 string Constraints = "$acin = $ac";
696 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
697 list<Register> DefRegs> :
698 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
699 [], itin, FrmR, opstr> {
704 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
705 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
706 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], IIHiLo>;
708 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
709 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], IIHiLo, FrmR,
712 let neverHasSideEffects = 1;
715 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
716 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
717 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))], IIHiLo>;
719 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
720 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], IIHiLo,
723 let neverHasSideEffects = 1;
726 class EffectiveAddress<string opstr, RegisterOperand RO> :
727 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
728 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI> {
729 let isCodeGenOnly = 1;
730 let DecoderMethod = "DecodeMem";
733 // Count Leading Ones/Zeros in Word
734 class CountLeading0<string opstr, RegisterOperand RO>:
735 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
736 [(set RO:$rd, (ctlz RO:$rs))], IIArith, FrmR, opstr>,
737 Requires<[HasBitCount, HasStdEnc]>;
739 class CountLeading1<string opstr, RegisterOperand RO>:
740 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
741 [(set RO:$rd, (ctlz (not RO:$rs)))], IIArith, FrmR, opstr>,
742 Requires<[HasBitCount, HasStdEnc]>;
745 // Sign Extend in Register.
746 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO> :
747 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
748 [(set RO:$rd, (sext_inreg RO:$rt, vt))], IIseb, FrmR, opstr> {
749 let Predicates = [HasSEInReg, HasStdEnc];
753 class SubwordSwap<string opstr, RegisterOperand RO>:
754 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
755 NoItinerary, FrmR, opstr> {
756 let Predicates = [HasSwap, HasStdEnc];
757 let neverHasSideEffects = 1;
761 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
762 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
766 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
767 SDPatternOperator Op = null_frag>:
768 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
769 !strconcat(opstr, " $rt, $rs, $pos, $size"),
770 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], NoItinerary,
772 let Predicates = [HasMips32r2, HasStdEnc];
775 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
776 SDPatternOperator Op = null_frag>:
777 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
778 !strconcat(opstr, " $rt, $rs, $pos, $size"),
779 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
780 NoItinerary, FrmR, opstr> {
781 let Predicates = [HasMips32r2, HasStdEnc];
782 let Constraints = "$src = $rt";
785 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
786 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
787 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
788 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
790 // Atomic Compare & Swap.
791 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
792 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
793 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
795 class LLBase<string opstr, RegisterOperand RO> :
796 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
797 [], NoItinerary, FrmI> {
798 let DecoderMethod = "DecodeMem";
802 class SCBase<string opstr, RegisterOperand RO> :
803 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
804 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
805 let DecoderMethod = "DecodeMem";
807 let Constraints = "$rt = $dst";
810 class MFC3OP<string asmstr, RegisterOperand RO> :
811 InstSE<(outs RO:$rt, RO:$rd, uimm16:$sel), (ins),
812 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
814 class TrapBase<Instruction RealInst>
815 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
816 PseudoInstExpansion<(RealInst 0, 0)> {
818 let isTerminator = 1;
819 let isCodeGenOnly = 1;
822 //===----------------------------------------------------------------------===//
823 // Pseudo instructions
824 //===----------------------------------------------------------------------===//
827 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
828 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
830 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
831 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
832 [(callseq_start timm:$amt)]>;
833 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
834 [(callseq_end timm:$amt1, timm:$amt2)]>;
837 let usesCustomInserter = 1 in {
838 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
839 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
840 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
841 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
842 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
843 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
844 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
845 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
846 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
847 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
848 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
849 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
850 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
851 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
852 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
853 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
854 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
855 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
857 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
858 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
859 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
861 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
862 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
863 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
866 /// Pseudo instructions for loading and storing accumulator registers.
867 let isPseudo = 1, isCodeGenOnly = 1 in {
868 def LOAD_ACC64 : Load<"", ACC64>;
869 def STORE_ACC64 : Store<"", ACC64>;
872 //===----------------------------------------------------------------------===//
873 // Instruction definition
874 //===----------------------------------------------------------------------===//
875 //===----------------------------------------------------------------------===//
876 // MipsI Instructions
877 //===----------------------------------------------------------------------===//
879 /// Arithmetic Instructions (ALU Immediate)
880 def ADDiu : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, IIArith, immSExt16,
882 ADDI_FM<0x9>, IsAsCheapAsAMove;
883 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>;
884 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
886 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
888 def ANDi : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, IILogic, immZExt16,
891 def ORi : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, IILogic, immZExt16,
894 def XORi : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, IILogic, immZExt16,
897 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
899 /// Arithmetic Instructions (3-Operand, R-Type)
900 def ADDu : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, IIArith, add>,
902 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, IIArith, sub>,
904 let Defs = [HI0, LO0] in
905 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, IIImul, mul>,
907 def ADD : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
908 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
909 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
910 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
911 def AND : MMRel, ArithLogicR<"and", GPR32Opnd, 1, IILogic, and>,
913 def OR : MMRel, ArithLogicR<"or", GPR32Opnd, 1, IILogic, or>,
915 def XOR : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, IILogic, xor>,
917 def NOR : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
919 /// Shift Instructions
920 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, shl, immZExt5>,
922 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, srl, immZExt5>,
924 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, sra, immZExt5>,
926 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, shl>, SRLV_FM<4, 0>;
927 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, srl>, SRLV_FM<6, 0>;
928 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, sra>, SRLV_FM<7, 0>;
930 // Rotate Instructions
931 let Predicates = [HasMips32r2, HasStdEnc] in {
932 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, rotr,
935 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, rotr>,
939 /// Load and Store Instructions
941 def LB : Load<"lb", GPR32Opnd, sextloadi8, IILoad>, MMRel, LW_FM<0x20>;
942 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, IILoad, addrDefault>, MMRel,
944 def LH : Load<"lh", GPR32Opnd, sextloadi16, IILoad, addrDefault>, MMRel,
946 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, IILoad>, MMRel, LW_FM<0x25>;
947 def LW : Load<"lw", GPR32Opnd, load, IILoad, addrDefault>, MMRel,
949 def SB : Store<"sb", GPR32Opnd, truncstorei8, IIStore>, MMRel, LW_FM<0x28>;
950 def SH : Store<"sh", GPR32Opnd, truncstorei16, IIStore>, MMRel, LW_FM<0x29>;
951 def SW : Store<"sw", GPR32Opnd, store, IIStore>, MMRel, LW_FM<0x2b>;
953 /// load/store left/right
954 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, IILoad>, LW_FM<0x22>;
955 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, IILoad>, LW_FM<0x26>;
956 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, IIStore>, LW_FM<0x2a>;
957 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, IIStore>, LW_FM<0x2e>;
959 def SYNC : SYNC_FT, SYNC_FM;
960 def TEQ : TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>;
961 def TGE : TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>;
962 def TGEU : TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>;
963 def TLT : TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>;
964 def TLTU : TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>;
965 def TNE : TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>;
967 def TEQI : TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>;
968 def TGEI : TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>;
969 def TGEIU : TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>;
970 def TLTI : TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>;
971 def TTLTIU : TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>;
972 def TNEI : TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>;
974 def BREAK : BRK_FT<"break">, BRK_FM<0xd>;
975 def SYSCALL : SYS_FT<"syscall">, SYS_FM<0xc>;
976 def TRAP : TrapBase<BREAK>;
978 def ERET : ER_FT<"eret">, ER_FM<0x18>;
979 def DERET : ER_FT<"deret">, ER_FM<0x1f>;
981 def EI : DEI_FT<"ei", GPR32Opnd>, EI_FM<1>;
982 def DI : DEI_FT<"di", GPR32Opnd>, EI_FM<0>;
984 def WAIT : WAIT_FT<"wait">;
986 /// Load-linked, Store-conditional
987 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>;
988 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>;
990 /// Jump and Branch Instructions
991 def J : JumpFJ<jmptarget, "j", br, bb>, FJ<2>,
992 Requires<[RelocStatic, HasStdEnc]>, IsBranch;
993 def JR : IndirectBranch<GPR32Opnd>, MTLO_FM<8>;
994 def BEQ : CBranch<"beq", seteq, GPR32Opnd>, BEQ_FM<4>;
995 def BNE : CBranch<"bne", setne, GPR32Opnd>, BEQ_FM<5>;
996 def BGEZ : CBranchZero<"bgez", setge, GPR32Opnd>, BGEZ_FM<1, 1>;
997 def BGTZ : CBranchZero<"bgtz", setgt, GPR32Opnd>, BGEZ_FM<7, 0>;
998 def BLEZ : CBranchZero<"blez", setle, GPR32Opnd>, BGEZ_FM<6, 0>;
999 def BLTZ : CBranchZero<"bltz", setlt, GPR32Opnd>, BGEZ_FM<1, 0>;
1000 def B : UncondBranch<BEQ>;
1002 def JAL : JumpLink<"jal">, FJ<3>;
1003 def JALR : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1004 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1005 def BGEZAL : BGEZAL_FT<"bgezal", GPR32Opnd>, BGEZAL_FM<0x11>;
1006 def BLTZAL : BGEZAL_FT<"bltzal", GPR32Opnd>, BGEZAL_FM<0x10>;
1007 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1008 def TAILCALL : JumpFJ<calltarget, "j", MipsTailCall, imm>, FJ<2>, IsTailCall;
1009 def TAILCALL_R : JumpFR<GPR32Opnd, MipsTailCall>, MTLO_FM<8>, IsTailCall;
1011 def RET : RetBase<GPR32Opnd>, MTLO_FM<8>;
1013 // Exception handling related node and instructions.
1014 // The conversion sequence is:
1015 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1016 // MIPSeh_return -> (stack change + indirect branch)
1018 // MIPSeh_return takes the place of regular return instruction
1019 // but takes two arguments (V1, V0) which are used for storing
1020 // the offset and return address respectively.
1021 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1023 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1024 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1026 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1027 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1028 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1029 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1031 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1034 /// Multiply and Divide Instructions.
1035 def MULT : MMRel, Mult<"mult", IIImult, GPR32Opnd, [HI0, LO0]>,
1037 def MULTu : MMRel, Mult<"multu", IIImult, GPR32Opnd, [HI0, LO0]>,
1039 def SDIV : Div<"div", IIIdiv, GPR32Opnd, [HI0, LO0]>, MULT_FM<0, 0x1a>;
1040 def UDIV : Div<"divu", IIIdiv, GPR32Opnd, [HI0, LO0]>, MULT_FM<0, 0x1b>;
1042 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>;
1043 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>;
1044 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>;
1045 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>;
1047 /// Sign Ext In Register Instructions.
1048 def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd>, SEB_FM<0x10, 0x20>;
1049 def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd>, SEB_FM<0x18, 0x20>;
1052 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>;
1053 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>;
1055 /// Word Swap Bytes Within Halfwords
1056 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>;
1059 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1061 // FrameIndexes are legalized when they are operands from load/store
1062 // instructions. The same not happens for stack address copies, so an
1063 // add op with mem ComplexPattern is used and the stack address copy
1064 // can be matched. It's similar to Sparc LEA_ADDRi
1065 def LEA_ADDiu : EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1068 def MADD : MMRel, MArithR<"madd", 1>, MULT_FM<0x1c, 0>;
1069 def MADDU : MMRel, MArithR<"maddu", 1>, MULT_FM<0x1c, 1>;
1070 def MSUB : MMRel, MArithR<"msub">, MULT_FM<0x1c, 4>;
1071 def MSUBU : MMRel, MArithR<"msubu">, MULT_FM<0x1c, 5>;
1073 let Predicates = [HasStdEnc, NotDSP] in {
1074 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, IIImult>;
1075 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, IIImult>;
1076 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>;
1077 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>;
1078 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>;
1079 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd>;
1080 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu>;
1081 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub>;
1082 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu>;
1085 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, IIIdiv,
1087 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, IIIdiv,
1090 def RDHWR : ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1092 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1093 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1095 /// Move Control Registers From/To CPU Registers
1096 def MFC0 : MFC3OP<"mfc0", GPR32Opnd>, MFC3OP_FM<0x10, 0>;
1097 def MTC0 : MFC3OP<"mtc0", GPR32Opnd>, MFC3OP_FM<0x10, 4>;
1098 def MFC2 : MFC3OP<"mfc2", GPR32Opnd>, MFC3OP_FM<0x12, 0>;
1099 def MTC2 : MFC3OP<"mtc2", GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1101 //===----------------------------------------------------------------------===//
1102 // Instruction aliases
1103 //===----------------------------------------------------------------------===//
1104 def : InstAlias<"move $dst, $src",
1105 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src,ZERO), 1>,
1106 Requires<[NotMips64]>;
1107 def : InstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>;
1108 def : InstAlias<"addu $rs, $rt, $imm",
1109 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1110 def : InstAlias<"add $rs, $rt, $imm",
1111 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1112 def : InstAlias<"and $rs, $rt, $imm",
1113 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1114 def : InstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1115 def : InstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1116 def : InstAlias<"jal $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1117 def : InstAlias<"jal $rd,$rs", (JALR GPR32Opnd:$rd, GPR32Opnd:$rs), 0>;
1118 def : InstAlias<"not $rt, $rs",
1119 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1120 def : InstAlias<"neg $rt, $rs",
1121 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1122 def : InstAlias<"negu $rt, $rs",
1123 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1124 def : InstAlias<"slt $rs, $rt, $imm",
1125 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1126 def : InstAlias<"xor $rs, $rt, $imm",
1127 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1128 def : InstAlias<"or $rs, $rt, $imm",
1129 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1130 def : InstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1131 def : InstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1132 def : InstAlias<"mtc0 $rt, $rd", (MTC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1133 def : InstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1134 def : InstAlias<"mtc2 $rt, $rd", (MTC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1135 def : InstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1136 def : InstAlias<"bnez $rs,$offset",
1137 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1138 def : InstAlias<"beqz $rs,$offset",
1139 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1140 def : InstAlias<"syscall", (SYSCALL 0), 1>;
1142 def : InstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1143 def : InstAlias<"break", (BREAK 0, 0), 1>;
1144 def : InstAlias<"ei", (EI ZERO), 1>;
1145 def : InstAlias<"di", (DI ZERO), 1>;
1147 def : InstAlias<"teq $rs, $rt", (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1148 def : InstAlias<"tge $rs, $rt", (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1149 def : InstAlias<"tgeu $rs, $rt", (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1150 def : InstAlias<"tlt $rs, $rt", (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1151 def : InstAlias<"tltu $rs, $rt", (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1152 def : InstAlias<"tne $rs, $rt", (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>;
1153 def : InstAlias<"sub, $rd, $rs, $imm",
1154 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1155 def : InstAlias<"subu, $rd, $rs, $imm",
1156 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs, InvertedImOperand:$imm)>;
1158 //===----------------------------------------------------------------------===//
1159 // Assembler Pseudo Instructions
1160 //===----------------------------------------------------------------------===//
1162 class LoadImm32< string instr_asm, Operand Od, RegisterOperand RO> :
1163 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1164 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1165 def LoadImm32Reg : LoadImm32<"li", uimm5, GPR32Opnd>;
1167 class LoadAddress<string instr_asm, Operand MemOpnd, RegisterOperand RO> :
1168 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1169 !strconcat(instr_asm, "\t$rt, $addr")> ;
1170 def LoadAddr32Reg : LoadAddress<"la", mem, GPR32Opnd>;
1172 class LoadAddressImm<string instr_asm, Operand Od, RegisterOperand RO> :
1173 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1174 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1175 def LoadAddr32Imm : LoadAddressImm<"la", uimm5, GPR32Opnd>;
1177 //===----------------------------------------------------------------------===//
1178 // Arbitrary patterns that map to one or more instructions
1179 //===----------------------------------------------------------------------===//
1181 // Load/store pattern templates.
1182 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1183 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1185 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1186 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1189 def : MipsPat<(i32 immSExt16:$in),
1190 (ADDiu ZERO, imm:$in)>;
1191 def : MipsPat<(i32 immZExt16:$in),
1192 (ORi ZERO, imm:$in)>;
1193 def : MipsPat<(i32 immLow16Zero:$in),
1194 (LUi (HI16 imm:$in))>;
1196 // Arbitrary immediates
1197 def : MipsPat<(i32 imm:$imm),
1198 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1200 // Carry MipsPatterns
1201 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1202 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1203 let Predicates = [HasStdEnc, NotDSP] in {
1204 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1205 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1206 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1207 (ADDiu GPR32:$src, imm:$imm)>;
1211 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1212 (JAL tglobaladdr:$dst)>;
1213 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1214 (JAL texternalsym:$dst)>;
1215 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1216 // (JALR GPR32:$dst)>;
1219 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1220 (TAILCALL tglobaladdr:$dst)>;
1221 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1222 (TAILCALL texternalsym:$dst)>;
1224 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1225 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1226 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1227 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1228 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1229 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1231 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1232 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1233 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1234 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1235 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1236 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1238 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1239 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1240 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1241 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1242 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1243 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1244 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1245 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1246 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1247 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1250 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1251 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1252 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1253 (ADDiu GPR32:$gp, tconstpool:$in)>;
1256 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1257 MipsPat<(MipsWrapper RC:$gp, node:$in),
1258 (ADDiuOp RC:$gp, node:$in)>;
1260 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1261 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1262 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1263 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1264 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1265 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1267 // Mips does not have "not", so we expand our way
1268 def : MipsPat<(not GPR32:$in),
1269 (NOR GPR32Opnd:$in, ZERO)>;
1272 let Predicates = [HasStdEnc] in {
1273 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1274 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1275 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1279 let Predicates = [HasStdEnc] in
1280 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1283 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1284 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1285 Instruction SLTiuOp, Register ZEROReg> {
1286 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1287 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1288 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1289 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1291 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1292 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1293 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1294 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1295 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1296 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1297 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1298 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1299 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1300 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1301 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1302 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1304 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1305 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1306 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1307 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1309 def : MipsPat<(brcond RC:$cond, bb:$dst),
1310 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1313 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1315 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1316 (BLEZ i32:$lhs, bb:$dst)>;
1317 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1318 (BGEZ i32:$lhs, bb:$dst)>;
1321 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1322 Instruction SLTuOp, Register ZEROReg> {
1323 def : MipsPat<(seteq RC:$lhs, 0),
1324 (SLTiuOp RC:$lhs, 1)>;
1325 def : MipsPat<(setne RC:$lhs, 0),
1326 (SLTuOp ZEROReg, RC:$lhs)>;
1327 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1328 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1329 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1330 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1333 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1334 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1335 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1336 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1337 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1340 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1341 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1342 (SLTOp RC:$rhs, RC:$lhs)>;
1343 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1344 (SLTuOp RC:$rhs, RC:$lhs)>;
1347 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1348 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1349 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1350 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1351 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1354 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1355 Instruction SLTiuOp> {
1356 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1357 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1358 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1359 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1362 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1363 defm : SetlePats<GPR32, SLT, SLTu>;
1364 defm : SetgtPats<GPR32, SLT, SLTu>;
1365 defm : SetgePats<GPR32, SLT, SLTu>;
1366 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1369 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1371 // Load halfword/word patterns.
1372 let AddedComplexity = 40 in {
1373 let Predicates = [HasStdEnc] in {
1374 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1375 def : LoadRegImmPat<LH, i32, sextloadi16>;
1376 def : LoadRegImmPat<LW, i32, load>;
1380 //===----------------------------------------------------------------------===//
1381 // Floating Point Support
1382 //===----------------------------------------------------------------------===//
1384 include "MipsInstrFPU.td"
1385 include "Mips64InstrInfo.td"
1386 include "MipsCondMov.td"
1391 include "Mips16InstrFormats.td"
1392 include "Mips16InstrInfo.td"
1395 include "MipsDSPInstrFormats.td"
1396 include "MipsDSPInstrInfo.td"
1399 include "MipsMSAInstrFormats.td"
1400 include "MipsMSAInstrInfo.td"
1403 include "MicroMipsInstrFormats.td"
1404 include "MicroMipsInstrInfo.td"