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 HasMips2 : Predicate<"Subtarget->hasMips2()">,
150 AssemblerPredicate<"FeatureMips2">;
151 def HasMips3_32 : Predicate<"Subtarget->hasMips3_32()">,
152 AssemblerPredicate<"FeatureMips3_32">;
153 def HasMips3_32r2 : Predicate<"Subtarget->hasMips3_32r2()">,
154 AssemblerPredicate<"FeatureMips3_32r2">;
155 def HasMips3 : Predicate<"Subtarget->hasMips3()">,
156 AssemblerPredicate<"FeatureMips3">;
157 def HasMips4_32 : Predicate<"Subtarget->hasMips4_32()">,
158 AssemblerPredicate<"FeatureMips4_32">;
159 def HasMips4_32r2 : Predicate<"Subtarget->hasMips4_32r2()">,
160 AssemblerPredicate<"FeatureMips4_32r2">;
161 def HasMips5_32r2 : Predicate<"Subtarget->hasMips5_32r2()">,
162 AssemblerPredicate<"FeatureMips5_32r2">;
163 def HasMips32 : Predicate<"Subtarget->hasMips32()">,
164 AssemblerPredicate<"FeatureMips32">;
165 def HasMips32r2 : Predicate<"Subtarget->hasMips32r2()">,
166 AssemblerPredicate<"FeatureMips32r2">;
167 def HasMips32r6 : Predicate<"Subtarget->hasMips32r6()">,
168 AssemblerPredicate<"FeatureMips32r6">;
169 def NotMips32r6 : Predicate<"!Subtarget->hasMips32r6()">,
170 AssemblerPredicate<"!FeatureMips32r6">;
171 def IsGP64bit : Predicate<"Subtarget->isGP64bit()">,
172 AssemblerPredicate<"FeatureGP64Bit">;
173 def IsGP32bit : Predicate<"!Subtarget->isGP64bit()">,
174 AssemblerPredicate<"!FeatureGP64Bit">;
175 def HasMips64 : Predicate<"Subtarget->hasMips64()">,
176 AssemblerPredicate<"FeatureMips64">;
177 def HasMips64r2 : Predicate<"Subtarget->hasMips64r2()">,
178 AssemblerPredicate<"FeatureMips64r2">;
179 def HasMips64r6 : Predicate<"Subtarget->hasMips64r6()">,
180 AssemblerPredicate<"FeatureMips64r6">;
181 def NotMips64r6 : Predicate<"!Subtarget->hasMips64r6()">,
182 AssemblerPredicate<"!FeatureMips64r6">;
183 def IsN64 : Predicate<"Subtarget->isABI_N64()">,
184 AssemblerPredicate<"FeatureN64">;
185 def InMips16Mode : Predicate<"Subtarget->inMips16Mode()">,
186 AssemblerPredicate<"FeatureMips16">;
187 def HasCnMips : Predicate<"Subtarget->hasCnMips()">,
188 AssemblerPredicate<"FeatureCnMips">;
189 def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">,
190 AssemblerPredicate<"FeatureMips32">;
191 def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">,
192 AssemblerPredicate<"FeatureMips32">;
193 def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">;
194 def HasStdEnc : Predicate<"Subtarget->hasStandardEncoding()">,
195 AssemblerPredicate<"!FeatureMips16">;
196 def NotDSP : Predicate<"!Subtarget->hasDSP()">;
197 def InMicroMips : Predicate<"Subtarget->inMicroMipsMode()">,
198 AssemblerPredicate<"FeatureMicroMips">;
199 def NotInMicroMips : Predicate<"!Subtarget->inMicroMipsMode()">,
200 AssemblerPredicate<"!FeatureMicroMips">;
201 def IsLE : Predicate<"Subtarget->isLittle()">;
202 def IsBE : Predicate<"!Subtarget->isLittle()">;
203 def IsNotNaCl : Predicate<"!Subtarget->isTargetNaCl()">;
205 //===----------------------------------------------------------------------===//
206 // Mips GPR size adjectives.
207 // They are mutually exclusive.
208 //===----------------------------------------------------------------------===//
210 class GPR_32 { list<Predicate> GPRPredicates = [IsGP32bit]; }
211 class GPR_64 { list<Predicate> GPRPredicates = [IsGP64bit]; }
213 //===----------------------------------------------------------------------===//
214 // Mips ISA/ASE membership and instruction group membership adjectives.
215 // They are mutually exclusive.
216 //===----------------------------------------------------------------------===//
218 // FIXME: I'd prefer to use additive predicates to build the instruction sets
219 // but we are short on assembler feature bits at the moment. Using a
220 // subtractive predicate will hopefully keep us under the 32 predicate
221 // limit long enough to develop an alternative way to handle P1||P2
223 class ISA_MIPS1_NOT_32R6_64R6 {
224 list<Predicate> InsnPredicates = [NotMips32r6, NotMips64r6];
226 class ISA_MIPS2 { list<Predicate> InsnPredicates = [HasMips2]; }
227 class ISA_MIPS2_NOT_32R6_64R6 {
228 list<Predicate> InsnPredicates = [HasMips2, NotMips32r6, NotMips64r6];
230 class ISA_MIPS3 { list<Predicate> InsnPredicates = [HasMips3]; }
231 class ISA_MIPS3_NOT_32R6_64R6 {
232 list<Predicate> InsnPredicates = [HasMips3, NotMips32r6, NotMips64r6];
234 class ISA_MIPS32 { list<Predicate> InsnPredicates = [HasMips32]; }
235 class ISA_MIPS32_NOT_32R6_64R6 {
236 list<Predicate> InsnPredicates = [HasMips32, NotMips32r6, NotMips64r6];
238 class ISA_MIPS32R2 { list<Predicate> InsnPredicates = [HasMips32r2]; }
239 class ISA_MIPS32R2_NOT_32R6_64R6 {
240 list<Predicate> InsnPredicates = [HasMips32r2, NotMips32r6, NotMips64r6];
242 class ISA_MIPS64 { list<Predicate> InsnPredicates = [HasMips64]; }
243 class ISA_MIPS64_NOT_64R6 {
244 list<Predicate> InsnPredicates = [HasMips64, NotMips64r6];
246 class ISA_MIPS64R2 { list<Predicate> InsnPredicates = [HasMips64r2]; }
247 class ISA_MIPS32R6 { list<Predicate> InsnPredicates = [HasMips32r6]; }
248 class ISA_MIPS64R6 { list<Predicate> InsnPredicates = [HasMips64r6]; }
250 // The portions of MIPS-III that were also added to MIPS32
251 class INSN_MIPS3_32 { list<Predicate> InsnPredicates = [HasMips3_32]; }
253 // The portions of MIPS-III that were also added to MIPS32 but were removed in
254 // MIPS32r6 and MIPS64r6.
255 class INSN_MIPS3_32_NOT_32R6_64R6 {
256 list<Predicate> InsnPredicates = [HasMips3_32, NotMips32r6, NotMips64r6];
259 // The portions of MIPS-III that were also added to MIPS32
260 class INSN_MIPS3_32R2 { list<Predicate> InsnPredicates = [HasMips3_32r2]; }
262 // The portions of MIPS-IV that were also added to MIPS32 but were removed in
263 // MIPS32r6 and MIPS64r6.
264 class INSN_MIPS4_32_NOT_32R6_64R6 {
265 list<Predicate> InsnPredicates = [HasMips4_32, NotMips32r6, NotMips64r6];
268 // The portions of MIPS-IV that were also added to MIPS32r2 but were removed in
269 // MIPS32r6 and MIPS64r6.
270 class INSN_MIPS4_32R2_NOT_32R6_64R6 {
271 list<Predicate> InsnPredicates = [HasMips4_32r2, NotMips32r6, NotMips64r6];
274 // The portions of MIPS-V that were also added to MIPS32r2 but were removed in
275 // MIPS32r6 and MIPS64r6.
276 class INSN_MIPS5_32R2_NOT_32R6_64R6 {
277 list<Predicate> InsnPredicates = [HasMips5_32r2, NotMips32r6, NotMips64r6];
280 //===----------------------------------------------------------------------===//
282 class MipsPat<dag pattern, dag result> : Pat<pattern, result>, PredicateControl {
283 let EncodingPredicates = [HasStdEnc];
286 class MipsInstAlias<string Asm, dag Result, bit Emit = 0b1> :
287 InstAlias<Asm, Result, Emit>, PredicateControl;
290 bit isCommutable = 1;
307 bit isTerminator = 1;
310 bit hasExtraSrcRegAllocReq = 1;
311 bit isCodeGenOnly = 1;
314 class IsAsCheapAsAMove {
315 bit isAsCheapAsAMove = 1;
318 class NeverHasSideEffects {
319 bit neverHasSideEffects = 1;
322 //===----------------------------------------------------------------------===//
323 // Instruction format superclass
324 //===----------------------------------------------------------------------===//
326 include "MipsInstrFormats.td"
328 //===----------------------------------------------------------------------===//
329 // Mips Operand, Complex Patterns and Transformations Definitions.
330 //===----------------------------------------------------------------------===//
332 def MipsJumpTargetAsmOperand : AsmOperandClass {
333 let Name = "JumpTarget";
334 let ParserMethod = "parseJumpTarget";
335 let PredicateMethod = "isImm";
336 let RenderMethod = "addImmOperands";
339 // Instruction operand types
340 def jmptarget : Operand<OtherVT> {
341 let EncoderMethod = "getJumpTargetOpValue";
342 let ParserMatchClass = MipsJumpTargetAsmOperand;
344 def brtarget : Operand<OtherVT> {
345 let EncoderMethod = "getBranchTargetOpValue";
346 let OperandType = "OPERAND_PCREL";
347 let DecoderMethod = "DecodeBranchTarget";
348 let ParserMatchClass = MipsJumpTargetAsmOperand;
350 def calltarget : Operand<iPTR> {
351 let EncoderMethod = "getJumpTargetOpValue";
352 let ParserMatchClass = MipsJumpTargetAsmOperand;
355 def simm9 : Operand<i32>;
356 def simm10 : Operand<i32>;
357 def simm11 : Operand<i32>;
359 def simm16 : Operand<i32> {
360 let DecoderMethod= "DecodeSimm16";
363 def simm19_lsl2 : Operand<i32> {
364 let EncoderMethod = "getSimm19Lsl2Encoding";
365 let DecoderMethod = "DecodeSimm19Lsl2";
366 let ParserMatchClass = MipsJumpTargetAsmOperand;
369 def simm18_lsl3 : Operand<i32> {
370 let EncoderMethod = "getSimm18Lsl3Encoding";
371 let DecoderMethod = "DecodeSimm18Lsl3";
372 let ParserMatchClass = MipsJumpTargetAsmOperand;
375 def simm20 : Operand<i32> {
378 def uimm20 : Operand<i32> {
381 def uimm10 : Operand<i32> {
384 def simm16_64 : Operand<i64> {
385 let DecoderMethod = "DecodeSimm16";
389 def uimmz : Operand<i32> {
390 let PrintMethod = "printUnsignedImm";
394 def uimm2 : Operand<i32> {
395 let PrintMethod = "printUnsignedImm";
398 def uimm3 : Operand<i32> {
399 let PrintMethod = "printUnsignedImm";
402 def uimm5 : Operand<i32> {
403 let PrintMethod = "printUnsignedImm";
406 def uimm6 : Operand<i32> {
407 let PrintMethod = "printUnsignedImm";
410 def uimm16 : Operand<i32> {
411 let PrintMethod = "printUnsignedImm";
414 def pcrel16 : Operand<i32> {
417 def MipsMemAsmOperand : AsmOperandClass {
419 let ParserMethod = "parseMemOperand";
422 def MipsMemSimm11AsmOperand : AsmOperandClass {
423 let Name = "MemOffsetSimm11";
424 let SuperClasses = [MipsMemAsmOperand];
425 let RenderMethod = "addMemOperands";
426 let ParserMethod = "parseMemOperand";
427 let PredicateMethod = "isMemWithSimmOffset<11>";
428 //let DiagnosticType = "Simm11";
431 def MipsInvertedImmoperand : AsmOperandClass {
433 let RenderMethod = "addImmOperands";
434 let ParserMethod = "parseInvNum";
437 def InvertedImOperand : Operand<i32> {
438 let ParserMatchClass = MipsInvertedImmoperand;
441 def InvertedImOperand64 : Operand<i64> {
442 let ParserMatchClass = MipsInvertedImmoperand;
445 class mem_generic : Operand<iPTR> {
446 let PrintMethod = "printMemOperand";
447 let MIOperandInfo = (ops ptr_rc, simm16);
448 let EncoderMethod = "getMemEncoding";
449 let ParserMatchClass = MipsMemAsmOperand;
450 let OperandType = "OPERAND_MEMORY";
454 def mem : mem_generic;
456 // MSA specific address operand
457 def mem_msa : mem_generic {
458 let MIOperandInfo = (ops ptr_rc, simm10);
459 let EncoderMethod = "getMSAMemEncoding";
462 def mem_simm9 : mem_generic {
463 let MIOperandInfo = (ops ptr_rc, simm9);
464 let EncoderMethod = "getMemEncoding";
467 def mem_simm11 : mem_generic {
468 let MIOperandInfo = (ops ptr_rc, simm11);
469 let EncoderMethod = "getMemEncoding";
470 let ParserMatchClass = MipsMemSimm11AsmOperand;
473 def mem_ea : Operand<iPTR> {
474 let PrintMethod = "printMemOperandEA";
475 let MIOperandInfo = (ops ptr_rc, simm16);
476 let EncoderMethod = "getMemEncoding";
477 let OperandType = "OPERAND_MEMORY";
480 def PtrRC : Operand<iPTR> {
481 let MIOperandInfo = (ops ptr_rc);
482 let DecoderMethod = "DecodePtrRegisterClass";
483 let ParserMatchClass = GPR32AsmOperand;
486 // size operand of ext instruction
487 def size_ext : Operand<i32> {
488 let EncoderMethod = "getSizeExtEncoding";
489 let DecoderMethod = "DecodeExtSize";
492 // size operand of ins instruction
493 def size_ins : Operand<i32> {
494 let EncoderMethod = "getSizeInsEncoding";
495 let DecoderMethod = "DecodeInsSize";
498 // Transformation Function - get the lower 16 bits.
499 def LO16 : SDNodeXForm<imm, [{
500 return getImm(N, N->getZExtValue() & 0xFFFF);
503 // Transformation Function - get the higher 16 bits.
504 def HI16 : SDNodeXForm<imm, [{
505 return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
509 def Plus1 : SDNodeXForm<imm, [{ return getImm(N, N->getSExtValue() + 1); }]>;
511 // Node immediate is zero (e.g. insve.d)
512 def immz : PatLeaf<(imm), [{ return N->getSExtValue() == 0; }]>;
514 // Node immediate fits as 16-bit sign extended on target immediate.
516 def immSExt8 : PatLeaf<(imm), [{ return isInt<8>(N->getSExtValue()); }]>;
518 // Node immediate fits as 16-bit sign extended on target immediate.
520 def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
522 // Node immediate fits as 15-bit sign extended on target immediate.
524 def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
526 // Node immediate fits as 16-bit zero extended on target immediate.
527 // The LO16 param means that only the lower 16 bits of the node
528 // immediate are caught.
530 def immZExt16 : PatLeaf<(imm), [{
531 if (N->getValueType(0) == MVT::i32)
532 return (uint32_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
534 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
537 // Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
538 def immLow16Zero : PatLeaf<(imm), [{
539 int64_t Val = N->getSExtValue();
540 return isInt<32>(Val) && !(Val & 0xffff);
543 // shamt field must fit in 5 bits.
544 def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
546 // True if (N + 1) fits in 16-bit field.
547 def immSExt16Plus1 : PatLeaf<(imm), [{
548 return isInt<17>(N->getSExtValue()) && isInt<16>(N->getSExtValue() + 1);
551 // Mips Address Mode! SDNode frameindex could possibily be a match
552 // since load and store instructions from stack used it.
554 ComplexPattern<iPTR, 2, "selectIntAddr", [frameindex]>;
557 ComplexPattern<iPTR, 2, "selectAddrRegImm", [frameindex]>;
560 ComplexPattern<iPTR, 2, "selectAddrRegReg", [frameindex]>;
563 ComplexPattern<iPTR, 2, "selectAddrDefault", [frameindex]>;
565 def addrimm10 : ComplexPattern<iPTR, 2, "selectIntAddrMSA", [frameindex]>;
567 //===----------------------------------------------------------------------===//
568 // Instructions specific format
569 //===----------------------------------------------------------------------===//
571 // Arithmetic and logical instructions with 3 register operands.
572 class ArithLogicR<string opstr, RegisterOperand RO, bit isComm = 0,
573 InstrItinClass Itin = NoItinerary,
574 SDPatternOperator OpNode = null_frag>:
575 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
576 !strconcat(opstr, "\t$rd, $rs, $rt"),
577 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR, opstr> {
578 let isCommutable = isComm;
579 let isReMaterializable = 1;
580 let TwoOperandAliasConstraint = "$rd = $rs";
583 // Arithmetic and logical instructions with 2 register operands.
584 class ArithLogicI<string opstr, Operand Od, RegisterOperand RO,
585 InstrItinClass Itin = NoItinerary,
586 SDPatternOperator imm_type = null_frag,
587 SDPatternOperator OpNode = null_frag> :
588 InstSE<(outs RO:$rt), (ins RO:$rs, Od:$imm16),
589 !strconcat(opstr, "\t$rt, $rs, $imm16"),
590 [(set RO:$rt, (OpNode RO:$rs, imm_type:$imm16))],
592 let isReMaterializable = 1;
593 let TwoOperandAliasConstraint = "$rs = $rt";
596 // Arithmetic Multiply ADD/SUB
597 class MArithR<string opstr, InstrItinClass itin, bit isComm = 0> :
598 InstSE<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
599 !strconcat(opstr, "\t$rs, $rt"), [], itin, FrmR, opstr> {
600 let Defs = [HI0, LO0];
601 let Uses = [HI0, LO0];
602 let isCommutable = isComm;
606 class LogicNOR<string opstr, RegisterOperand RO>:
607 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
608 !strconcat(opstr, "\t$rd, $rs, $rt"),
609 [(set RO:$rd, (not (or RO:$rs, RO:$rt)))], II_NOR, FrmR, opstr> {
610 let isCommutable = 1;
614 class shift_rotate_imm<string opstr, Operand ImmOpnd,
615 RegisterOperand RO, InstrItinClass itin,
616 SDPatternOperator OpNode = null_frag,
617 SDPatternOperator PF = null_frag> :
618 InstSE<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
619 !strconcat(opstr, "\t$rd, $rt, $shamt"),
620 [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], itin, FrmR, opstr> {
621 let TwoOperandAliasConstraint = "$rt = $rd";
624 class shift_rotate_reg<string opstr, RegisterOperand RO, InstrItinClass itin,
625 SDPatternOperator OpNode = null_frag>:
626 InstSE<(outs RO:$rd), (ins RO:$rt, GPR32Opnd:$rs),
627 !strconcat(opstr, "\t$rd, $rt, $rs"),
628 [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs))], itin, FrmR,
631 // Load Upper Imediate
632 class LoadUpper<string opstr, RegisterOperand RO, Operand Imm>:
633 InstSE<(outs RO:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
634 [], II_LUI, FrmI, opstr>, IsAsCheapAsAMove {
635 let neverHasSideEffects = 1;
636 let isReMaterializable = 1;
640 class Load<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
641 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
642 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
643 [(set RO:$rt, (OpNode Addr:$addr))], Itin, FrmI, opstr> {
644 let DecoderMethod = "DecodeMem";
645 let canFoldAsLoad = 1;
649 class Store<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
650 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
651 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
652 [(OpNode RO:$rt, Addr:$addr)], Itin, FrmI, opstr> {
653 let DecoderMethod = "DecodeMem";
657 // Load/Store Left/Right
658 let canFoldAsLoad = 1 in
659 class LoadLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
660 InstrItinClass Itin> :
661 InstSE<(outs RO:$rt), (ins mem:$addr, RO:$src),
662 !strconcat(opstr, "\t$rt, $addr"),
663 [(set RO:$rt, (OpNode addr:$addr, RO:$src))], Itin, FrmI> {
664 let DecoderMethod = "DecodeMem";
665 string Constraints = "$src = $rt";
668 class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
669 InstrItinClass Itin> :
670 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
671 [(OpNode RO:$rt, addr:$addr)], Itin, FrmI> {
672 let DecoderMethod = "DecodeMem";
676 class LW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
677 SDPatternOperator OpNode= null_frag> :
678 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
679 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
680 let DecoderMethod = "DecodeFMem2";
684 class SW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
685 SDPatternOperator OpNode= null_frag> :
686 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
687 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
688 let DecoderMethod = "DecodeFMem2";
693 class LW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
694 SDPatternOperator OpNode= null_frag> :
695 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
696 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
697 let DecoderMethod = "DecodeFMem3";
701 class SW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
702 SDPatternOperator OpNode= null_frag> :
703 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
704 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
705 let DecoderMethod = "DecodeFMem3";
709 // Conditional Branch
710 class CBranch<string opstr, DAGOperand opnd, PatFrag cond_op,
711 RegisterOperand RO, bit DelaySlot = 1> :
712 InstSE<(outs), (ins RO:$rs, RO:$rt, opnd:$offset),
713 !strconcat(opstr, "\t$rs, $rt, $offset"),
714 [(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
717 let isTerminator = 1;
718 let hasDelaySlot = DelaySlot;
722 class CBranchZero<string opstr, DAGOperand opnd, PatFrag cond_op,
723 RegisterOperand RO, bit DelaySlot = 1> :
724 InstSE<(outs), (ins RO:$rs, opnd:$offset),
725 !strconcat(opstr, "\t$rs, $offset"),
726 [(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch,
729 let isTerminator = 1;
730 let hasDelaySlot = DelaySlot;
735 class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
736 InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
737 !strconcat(opstr, "\t$rd, $rs, $rt"),
738 [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
739 II_SLT_SLTU, FrmR, opstr>;
741 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
743 InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
744 !strconcat(opstr, "\t$rt, $rs, $imm16"),
745 [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
746 II_SLTI_SLTIU, FrmI, opstr>;
749 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
750 SDPatternOperator targetoperator, string bopstr> :
751 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
752 [(operator targetoperator:$target)], IIBranch, FrmJ, bopstr> {
755 let hasDelaySlot = 1;
756 let DecoderMethod = "DecodeJumpTarget";
760 // Unconditional branch
761 class UncondBranch<Instruction BEQInst> :
762 PseudoSE<(outs), (ins brtarget:$offset), [(br bb:$offset)], IIBranch>,
763 PseudoInstExpansion<(BEQInst ZERO, ZERO, brtarget:$offset)> {
765 let isTerminator = 1;
767 let hasDelaySlot = 1;
768 let AdditionalPredicates = [RelocPIC];
772 // Base class for indirect branch and return instruction classes.
773 let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
774 class JumpFR<string opstr, RegisterOperand RO,
775 SDPatternOperator operator = null_frag>:
776 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch,
780 class IndirectBranch<string opstr, RegisterOperand RO> : JumpFR<opstr, RO> {
782 let isIndirectBranch = 1;
785 // Jump and Link (Call)
786 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
787 class JumpLink<string opstr, DAGOperand opnd> :
788 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
789 [(MipsJmpLink imm:$target)], IIBranch, FrmJ, opstr> {
790 let DecoderMethod = "DecodeJumpTarget";
793 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
794 Register RetReg, RegisterOperand ResRO = RO>:
795 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
796 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
798 class JumpLinkReg<string opstr, RegisterOperand RO>:
799 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
802 class BGEZAL_FT<string opstr, DAGOperand opnd,
803 RegisterOperand RO, bit DelaySlot = 1> :
804 InstSE<(outs), (ins RO:$rs, opnd:$offset),
805 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr> {
806 let hasDelaySlot = DelaySlot;
811 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, hasDelaySlot = 1,
812 hasExtraSrcRegAllocReq = 1, Defs = [AT] in {
813 class TailCall<Instruction JumpInst> :
814 PseudoSE<(outs), (ins calltarget:$target), [], IIBranch>,
815 PseudoInstExpansion<(JumpInst jmptarget:$target)>;
817 class TailCallReg<RegisterOperand RO, Instruction JRInst,
818 RegisterOperand ResRO = RO> :
819 PseudoSE<(outs), (ins RO:$rs), [(MipsTailCall RO:$rs)], IIBranch>,
820 PseudoInstExpansion<(JRInst ResRO:$rs)>;
823 class BAL_BR_Pseudo<Instruction RealInst> :
824 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
825 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
827 let isTerminator = 1;
829 let hasDelaySlot = 1;
834 class SYS_FT<string opstr> :
835 InstSE<(outs), (ins uimm20:$code_),
836 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI, opstr>;
838 class BRK_FT<string opstr> :
839 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
840 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary,
844 class ER_FT<string opstr> :
845 InstSE<(outs), (ins),
846 opstr, [], NoItinerary, FrmOther, opstr>;
849 class DEI_FT<string opstr, RegisterOperand RO> :
850 InstSE<(outs RO:$rt), (ins),
851 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther, opstr>;
854 class WAIT_FT<string opstr> :
855 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther, opstr>;
858 let hasSideEffects = 1 in
859 class SYNC_FT<string opstr> :
860 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
861 NoItinerary, FrmOther, opstr>;
863 let hasSideEffects = 1 in
864 class TEQ_FT<string opstr, RegisterOperand RO> :
865 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
866 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary,
869 class TEQI_FT<string opstr, RegisterOperand RO> :
870 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
871 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther, opstr>;
873 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
874 list<Register> DefRegs> :
875 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
877 let isCommutable = 1;
879 let neverHasSideEffects = 1;
882 // Pseudo multiply/divide instruction with explicit accumulator register
884 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
885 SDPatternOperator OpNode, InstrItinClass Itin,
886 bit IsComm = 1, bit HasSideEffects = 0,
887 bit UsesCustomInserter = 0> :
888 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
889 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
890 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
891 let isCommutable = IsComm;
892 let hasSideEffects = HasSideEffects;
893 let usesCustomInserter = UsesCustomInserter;
896 // Pseudo multiply add/sub instruction with explicit accumulator register
898 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode,
900 : PseudoSE<(outs ACC64:$ac),
901 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
903 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
905 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
906 string Constraints = "$acin = $ac";
909 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
910 list<Register> DefRegs> :
911 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
912 [], itin, FrmR, opstr> {
917 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
918 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
919 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], II_MFHI_MFLO>;
921 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
922 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], II_MFHI_MFLO,
925 let neverHasSideEffects = 1;
928 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
929 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
930 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))],
933 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
934 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], II_MTHI_MTLO,
937 let neverHasSideEffects = 1;
940 class EffectiveAddress<string opstr, RegisterOperand RO> :
941 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
942 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI,
943 !strconcat(opstr, "_lea")> {
944 let isCodeGenOnly = 1;
945 let DecoderMethod = "DecodeMem";
948 // Count Leading Ones/Zeros in Word
949 class CountLeading0<string opstr, RegisterOperand RO>:
950 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
951 [(set RO:$rd, (ctlz RO:$rs))], II_CLZ, FrmR, opstr>;
953 class CountLeading1<string opstr, RegisterOperand RO>:
954 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
955 [(set RO:$rd, (ctlz (not RO:$rs)))], II_CLO, FrmR, opstr>;
957 // Sign Extend in Register.
958 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
959 InstrItinClass itin> :
960 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
961 [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>;
964 class SubwordSwap<string opstr, RegisterOperand RO>:
965 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
966 NoItinerary, FrmR, opstr> {
967 let neverHasSideEffects = 1;
971 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
972 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
973 II_RDHWR, FrmR, "rdhwr">;
976 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
977 SDPatternOperator Op = null_frag>:
978 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
979 !strconcat(opstr, " $rt, $rs, $pos, $size"),
980 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], NoItinerary,
981 FrmR, opstr>, ISA_MIPS32R2;
983 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
984 SDPatternOperator Op = null_frag>:
985 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
986 !strconcat(opstr, " $rt, $rs, $pos, $size"),
987 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
988 NoItinerary, FrmR, opstr>, ISA_MIPS32R2 {
989 let Constraints = "$src = $rt";
992 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
993 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
994 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
995 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
997 // Atomic Compare & Swap.
998 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
999 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
1000 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
1002 class LLBase<string opstr, RegisterOperand RO> :
1003 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
1004 [], NoItinerary, FrmI> {
1005 let DecoderMethod = "DecodeMem";
1009 class SCBase<string opstr, RegisterOperand RO> :
1010 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
1011 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
1012 let DecoderMethod = "DecodeMem";
1014 let Constraints = "$rt = $dst";
1017 class MFC3OP<string asmstr, RegisterOperand RO> :
1018 InstSE<(outs RO:$rt, RO:$rd, uimm16:$sel), (ins),
1019 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
1021 class TrapBase<Instruction RealInst>
1022 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
1023 PseudoInstExpansion<(RealInst 0, 0)> {
1025 let isTerminator = 1;
1026 let isCodeGenOnly = 1;
1029 //===----------------------------------------------------------------------===//
1030 // Pseudo instructions
1031 //===----------------------------------------------------------------------===//
1034 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
1035 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
1037 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
1038 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
1039 [(callseq_start timm:$amt)]>;
1040 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
1041 [(callseq_end timm:$amt1, timm:$amt2)]>;
1044 let usesCustomInserter = 1 in {
1045 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
1046 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
1047 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
1048 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
1049 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
1050 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
1051 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
1052 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
1053 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
1054 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
1055 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
1056 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
1057 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
1058 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
1059 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
1060 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
1061 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
1062 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
1064 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
1065 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
1066 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
1068 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
1069 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
1070 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
1073 /// Pseudo instructions for loading and storing accumulator registers.
1074 let isPseudo = 1, isCodeGenOnly = 1 in {
1075 def LOAD_ACC64 : Load<"", ACC64>;
1076 def STORE_ACC64 : Store<"", ACC64>;
1079 // We need these two pseudo instructions to avoid offset calculation for long
1080 // branches. See the comment in file MipsLongBranch.cpp for detailed
1083 // Expands to: lui $dst, %hi($tgt - $baltgt)
1084 def LONG_BRANCH_LUi : PseudoSE<(outs GPR32Opnd:$dst),
1085 (ins brtarget:$tgt, brtarget:$baltgt), []>;
1087 // Expands to: addiu $dst, $src, %lo($tgt - $baltgt)
1088 def LONG_BRANCH_ADDiu : PseudoSE<(outs GPR32Opnd:$dst),
1089 (ins GPR32Opnd:$src, brtarget:$tgt, brtarget:$baltgt), []>;
1091 //===----------------------------------------------------------------------===//
1092 // Instruction definition
1093 //===----------------------------------------------------------------------===//
1094 //===----------------------------------------------------------------------===//
1095 // MipsI Instructions
1096 //===----------------------------------------------------------------------===//
1098 /// Arithmetic Instructions (ALU Immediate)
1099 def ADDiu : MMRel, ArithLogicI<"addiu", simm16, GPR32Opnd, II_ADDIU, immSExt16,
1101 ADDI_FM<0x9>, IsAsCheapAsAMove;
1102 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>,
1103 ISA_MIPS1_NOT_32R6_64R6;
1104 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
1106 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
1108 let AdditionalPredicates = [NotInMicroMips] in {
1109 def ANDi : MMRel, ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI, immZExt16,
1112 def ORi : MMRel, ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16,
1115 def XORi : MMRel, ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI, immZExt16,
1118 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
1120 /// Arithmetic Instructions (3-Operand, R-Type)
1121 def ADDu : MMRel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
1123 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
1125 let Defs = [HI0, LO0] in
1126 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
1127 ADD_FM<0x1c, 2>, ISA_MIPS32_NOT_32R6_64R6;
1128 def ADD : MMRel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
1129 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
1130 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
1131 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
1132 def AND : MMRel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
1134 def OR : MMRel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
1136 def XOR : MMRel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
1138 def NOR : MMRel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
1140 /// Shift Instructions
1141 let AdditionalPredicates = [NotInMicroMips] in {
1142 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL, shl,
1143 immZExt5>, SRA_FM<0, 0>;
1144 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL, srl,
1145 immZExt5>, SRA_FM<2, 0>;
1147 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA, sra,
1148 immZExt5>, SRA_FM<3, 0>;
1149 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV, shl>,
1151 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV, srl>,
1153 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV, sra>,
1156 // Rotate Instructions
1157 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR, rotr,
1159 SRA_FM<2, 1>, ISA_MIPS32R2;
1160 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV, rotr>,
1161 SRLV_FM<6, 1>, ISA_MIPS32R2;
1163 /// Load and Store Instructions
1165 def LB : Load<"lb", GPR32Opnd, sextloadi8, II_LB>, MMRel, LW_FM<0x20>;
1166 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, II_LBU, addrDefault>, MMRel,
1168 def LH : Load<"lh", GPR32Opnd, sextloadi16, II_LH, addrDefault>, MMRel,
1170 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, II_LHU>, MMRel, LW_FM<0x25>;
1171 def LW : Load<"lw", GPR32Opnd, load, II_LW, addrDefault>, MMRel,
1173 def SB : Store<"sb", GPR32Opnd, truncstorei8, II_SB>, MMRel, LW_FM<0x28>;
1174 def SH : Store<"sh", GPR32Opnd, truncstorei16, II_SH>, MMRel, LW_FM<0x29>;
1175 def SW : Store<"sw", GPR32Opnd, store, II_SW>, MMRel, LW_FM<0x2b>;
1177 /// load/store left/right
1178 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1179 AdditionalPredicates = [NotInMicroMips] in {
1180 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, II_LWL>, LW_FM<0x22>,
1181 ISA_MIPS1_NOT_32R6_64R6;
1182 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, II_LWR>, LW_FM<0x26>,
1183 ISA_MIPS1_NOT_32R6_64R6;
1184 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, II_SWL>, LW_FM<0x2a>,
1185 ISA_MIPS1_NOT_32R6_64R6;
1186 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, II_SWR>, LW_FM<0x2e>,
1187 ISA_MIPS1_NOT_32R6_64R6;
1190 // COP2 Memory Instructions
1191 def LWC2 : LW_FT2<"lwc2", COP2Opnd, NoItinerary, load>, LW_FM<0x32>,
1192 ISA_MIPS1_NOT_32R6_64R6;
1193 def SWC2 : SW_FT2<"swc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3a>,
1194 ISA_MIPS1_NOT_32R6_64R6;
1195 def LDC2 : LW_FT2<"ldc2", COP2Opnd, NoItinerary, load>, LW_FM<0x36>,
1196 ISA_MIPS2_NOT_32R6_64R6;
1197 def SDC2 : SW_FT2<"sdc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3e>,
1198 ISA_MIPS2_NOT_32R6_64R6;
1200 // COP3 Memory Instructions
1201 let DecoderNamespace = "COP3_" in {
1202 def LWC3 : LW_FT3<"lwc3", COP3Opnd, NoItinerary, load>, LW_FM<0x33>;
1203 def SWC3 : SW_FT3<"swc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3b>;
1204 def LDC3 : LW_FT3<"ldc3", COP3Opnd, NoItinerary, load>, LW_FM<0x37>,
1206 def SDC3 : SW_FT3<"sdc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3f>,
1210 def SYNC : MMRel, SYNC_FT<"sync">, SYNC_FM, ISA_MIPS32;
1212 def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>, ISA_MIPS2;
1213 def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>, ISA_MIPS2;
1214 def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>, ISA_MIPS2;
1215 def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>, ISA_MIPS2;
1216 def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>, ISA_MIPS2;
1217 def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>, ISA_MIPS2;
1219 def TEQI : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>,
1220 ISA_MIPS2_NOT_32R6_64R6;
1221 def TGEI : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>,
1222 ISA_MIPS2_NOT_32R6_64R6;
1223 def TGEIU : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>,
1224 ISA_MIPS2_NOT_32R6_64R6;
1225 def TLTI : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>,
1226 ISA_MIPS2_NOT_32R6_64R6;
1227 def TTLTIU : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>,
1228 ISA_MIPS2_NOT_32R6_64R6;
1229 def TNEI : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>,
1230 ISA_MIPS2_NOT_32R6_64R6;
1232 def BREAK : MMRel, BRK_FT<"break">, BRK_FM<0xd>;
1233 def SYSCALL : MMRel, SYS_FT<"syscall">, SYS_FM<0xc>;
1234 def TRAP : TrapBase<BREAK>;
1235 def SDBBP : MMRel, SYS_FT<"sdbbp">, SDBBP_FM, ISA_MIPS32_NOT_32R6_64R6;
1237 def ERET : MMRel, ER_FT<"eret">, ER_FM<0x18>, INSN_MIPS3_32;
1238 def DERET : MMRel, ER_FT<"deret">, ER_FM<0x1f>, ISA_MIPS32;
1240 def EI : MMRel, DEI_FT<"ei", GPR32Opnd>, EI_FM<1>, ISA_MIPS32R2;
1241 def DI : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM<0>, ISA_MIPS32R2;
1243 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1244 AdditionalPredicates = [NotInMicroMips] in {
1245 def WAIT : WAIT_FT<"wait">, WAIT_FM;
1247 /// Load-linked, Store-conditional
1248 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>, ISA_MIPS2_NOT_32R6_64R6;
1249 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>, ISA_MIPS2_NOT_32R6_64R6;
1252 /// Jump and Branch Instructions
1253 def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
1254 AdditionalRequires<[RelocStatic]>, IsBranch;
1255 def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
1256 def BEQ : MMRel, CBranch<"beq", brtarget, seteq, GPR32Opnd>, BEQ_FM<4>;
1257 def BEQL : MMRel, CBranch<"beql", brtarget, seteq, GPR32Opnd, 0>,
1258 BEQ_FM<20>, ISA_MIPS2_NOT_32R6_64R6;
1259 def BNE : MMRel, CBranch<"bne", brtarget, setne, GPR32Opnd>, BEQ_FM<5>;
1260 def BNEL : MMRel, CBranch<"bnel", brtarget, setne, GPR32Opnd, 0>,
1261 BEQ_FM<21>, ISA_MIPS2_NOT_32R6_64R6;
1262 def BGEZ : MMRel, CBranchZero<"bgez", brtarget, setge, GPR32Opnd>,
1264 def BGEZL : MMRel, CBranchZero<"bgezl", brtarget, setge, GPR32Opnd, 0>,
1265 BGEZ_FM<1, 3>, ISA_MIPS2_NOT_32R6_64R6;
1266 def BGTZ : MMRel, CBranchZero<"bgtz", brtarget, setgt, GPR32Opnd>,
1268 def BGTZL : MMRel, CBranchZero<"bgtzl", brtarget, setgt, GPR32Opnd, 0>,
1269 BGEZ_FM<23, 0>, ISA_MIPS2_NOT_32R6_64R6;
1270 def BLEZ : MMRel, CBranchZero<"blez", brtarget, setle, GPR32Opnd>,
1272 def BLEZL : MMRel, CBranchZero<"blezl", brtarget, setle, GPR32Opnd, 0>,
1273 BGEZ_FM<22, 0>, ISA_MIPS2_NOT_32R6_64R6;
1274 def BLTZ : MMRel, CBranchZero<"bltz", brtarget, setlt, GPR32Opnd>,
1276 def BLTZL : MMRel, CBranchZero<"bltzl", brtarget, setlt, GPR32Opnd, 0>,
1277 BGEZ_FM<1, 2>, ISA_MIPS2_NOT_32R6_64R6;
1278 def B : UncondBranch<BEQ>;
1280 def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
1281 let AdditionalPredicates = [NotInMicroMips] in {
1282 def JALR : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1283 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1286 // FIXME: JALX really requires either MIPS16 or microMIPS in addition to MIPS32.
1287 def JALX : JumpLink<"jalx", calltarget>, FJ<0x1D>, ISA_MIPS32_NOT_32R6_64R6;
1288 def BGEZAL : MMRel, BGEZAL_FT<"bgezal", brtarget, GPR32Opnd>, BGEZAL_FM<0x11>,
1289 ISA_MIPS1_NOT_32R6_64R6;
1290 def BGEZALL : MMRel, BGEZAL_FT<"bgezall", brtarget, GPR32Opnd, 0>,
1291 BGEZAL_FM<0x13>, ISA_MIPS2_NOT_32R6_64R6;
1292 def BLTZAL : MMRel, BGEZAL_FT<"bltzal", brtarget, GPR32Opnd>, BGEZAL_FM<0x10>,
1293 ISA_MIPS1_NOT_32R6_64R6;
1294 def BLTZALL : MMRel, BGEZAL_FT<"bltzall", brtarget, GPR32Opnd, 0>,
1295 BGEZAL_FM<0x12>, ISA_MIPS2_NOT_32R6_64R6;
1296 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1297 def TAILCALL : TailCall<J>;
1298 def TAILCALL_R : TailCallReg<GPR32Opnd, JR>;
1300 // Indirect branches are matched as PseudoIndirectBranch/PseudoIndirectBranch64
1301 // then are expanded to JR, JR64, JALR, or JALR64 depending on the ISA.
1302 class PseudoIndirectBranchBase<RegisterOperand RO> :
1303 MipsPseudo<(outs), (ins RO:$rs), [(brind RO:$rs)], IIBranch> {
1306 let hasDelaySlot = 1;
1308 let isIndirectBranch = 1;
1311 def PseudoIndirectBranch : PseudoIndirectBranchBase<GPR32Opnd>;
1313 // Return instructions are matched as a RetRA instruction, then ar expanded
1314 // into PseudoReturn/PseudoReturn64 after register allocation. Finally,
1315 // MipsAsmPrinter expands this into JR, JR64, JALR, or JALR64 depending on the
1317 class PseudoReturnBase<RegisterOperand RO> : MipsPseudo<(outs), (ins RO:$rs),
1319 let isTerminator = 1;
1321 let hasDelaySlot = 1;
1323 let isCodeGenOnly = 1;
1325 let hasExtraSrcRegAllocReq = 1;
1328 def PseudoReturn : PseudoReturnBase<GPR32Opnd>;
1330 // Exception handling related node and instructions.
1331 // The conversion sequence is:
1332 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1333 // MIPSeh_return -> (stack change + indirect branch)
1335 // MIPSeh_return takes the place of regular return instruction
1336 // but takes two arguments (V1, V0) which are used for storing
1337 // the offset and return address respectively.
1338 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1340 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1341 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1343 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1344 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1345 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1346 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1348 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1351 /// Multiply and Divide Instructions.
1352 def MULT : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
1353 MULT_FM<0, 0x18>, ISA_MIPS1_NOT_32R6_64R6;
1354 def MULTu : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
1355 MULT_FM<0, 0x19>, ISA_MIPS1_NOT_32R6_64R6;
1356 def SDIV : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
1357 MULT_FM<0, 0x1a>, ISA_MIPS1_NOT_32R6_64R6;
1358 def UDIV : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
1359 MULT_FM<0, 0x1b>, ISA_MIPS1_NOT_32R6_64R6;
1361 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>,
1362 ISA_MIPS1_NOT_32R6_64R6;
1363 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>,
1364 ISA_MIPS1_NOT_32R6_64R6;
1365 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1366 AdditionalPredicates = [NotInMicroMips] in {
1367 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>,
1368 ISA_MIPS1_NOT_32R6_64R6;
1369 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>,
1370 ISA_MIPS1_NOT_32R6_64R6;
1373 /// Sign Ext In Register Instructions.
1374 def SEB : MMRel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
1375 SEB_FM<0x10, 0x20>, ISA_MIPS32R2;
1376 def SEH : MMRel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
1377 SEB_FM<0x18, 0x20>, ISA_MIPS32R2;
1380 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>,
1381 ISA_MIPS32_NOT_32R6_64R6;
1382 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>,
1383 ISA_MIPS32_NOT_32R6_64R6;
1385 /// Word Swap Bytes Within Halfwords
1386 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>, ISA_MIPS32R2;
1389 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1391 // FrameIndexes are legalized when they are operands from load/store
1392 // instructions. The same not happens for stack address copies, so an
1393 // add op with mem ComplexPattern is used and the stack address copy
1394 // can be matched. It's similar to Sparc LEA_ADDRi
1395 def LEA_ADDiu : MMRel, EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1398 def MADD : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM<0x1c, 0>,
1399 ISA_MIPS32_NOT_32R6_64R6;
1400 def MADDU : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM<0x1c, 1>,
1401 ISA_MIPS32_NOT_32R6_64R6;
1402 def MSUB : MMRel, MArithR<"msub", II_MSUB>, MULT_FM<0x1c, 4>,
1403 ISA_MIPS32_NOT_32R6_64R6;
1404 def MSUBU : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM<0x1c, 5>,
1405 ISA_MIPS32_NOT_32R6_64R6;
1407 let AdditionalPredicates = [NotDSP] in {
1408 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, II_MULT>,
1409 ISA_MIPS1_NOT_32R6_64R6;
1410 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, II_MULTU>,
1411 ISA_MIPS1_NOT_32R6_64R6;
1412 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>, ISA_MIPS1_NOT_32R6_64R6;
1413 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>, ISA_MIPS1_NOT_32R6_64R6;
1414 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>, ISA_MIPS1_NOT_32R6_64R6;
1415 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd, II_MADD>,
1416 ISA_MIPS32_NOT_32R6_64R6;
1417 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu, II_MADDU>,
1418 ISA_MIPS32_NOT_32R6_64R6;
1419 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub, II_MSUB>,
1420 ISA_MIPS32_NOT_32R6_64R6;
1421 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu, II_MSUBU>,
1422 ISA_MIPS32_NOT_32R6_64R6;
1425 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, II_DIV,
1426 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1427 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, II_DIVU,
1428 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1430 def RDHWR : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1432 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1433 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1435 /// Move Control Registers From/To CPU Registers
1436 def MFC0 : MFC3OP<"mfc0", GPR32Opnd>, MFC3OP_FM<0x10, 0>, ISA_MIPS32;
1437 def MTC0 : MFC3OP<"mtc0", GPR32Opnd>, MFC3OP_FM<0x10, 4>, ISA_MIPS32;
1438 def MFC2 : MFC3OP<"mfc2", GPR32Opnd>, MFC3OP_FM<0x12, 0>;
1439 def MTC2 : MFC3OP<"mtc2", GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1441 class Barrier<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1443 def SSNOP : Barrier<"ssnop">, BARRIER_FM<1>;
1444 def EHB : Barrier<"ehb">, BARRIER_FM<3>;
1445 def PAUSE : Barrier<"pause">, BARRIER_FM<5>, ISA_MIPS32R2;
1447 // JR_HB and JALR_HB are defined here using the new style naming
1448 // scheme because some of this code is shared with Mips32r6InstrInfo.td
1449 // and because of that it doesn't follow the naming convention of the
1450 // rest of the file. To avoid a mixture of old vs new style, the new
1451 // style was chosen.
1452 class JR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1453 dag OutOperandList = (outs);
1454 dag InOperandList = (ins GPROpnd:$rs);
1455 string AsmString = !strconcat(instr_asm, "\t$rs");
1456 list<dag> Pattern = [];
1459 class JALR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1460 dag OutOperandList = (outs GPROpnd:$rd);
1461 dag InOperandList = (ins GPROpnd:$rs);
1462 string AsmString = !strconcat(instr_asm, "\t$rd, $rs");
1463 list<dag> Pattern = [];
1466 class JR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1467 JR_HB_DESC_BASE<"jr.hb", GPR32Opnd> {
1469 let isIndirectBranch=1;
1475 class JALR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1476 JALR_HB_DESC_BASE<"jalr.hb", GPR32Opnd> {
1477 let isIndirectBranch=1;
1481 class JR_HB_ENC : JR_HB_FM<8>;
1482 class JALR_HB_ENC : JALR_HB_FM<9>;
1484 def JR_HB : JR_HB_DESC, JR_HB_ENC, ISA_MIPS32_NOT_32R6_64R6;
1485 def JALR_HB : JALR_HB_DESC, JALR_HB_ENC, ISA_MIPS32;
1487 class TLB<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1489 def TLBP : MMRel, TLB<"tlbp">, COP0_TLB_FM<0x08>;
1490 def TLBR : MMRel, TLB<"tlbr">, COP0_TLB_FM<0x01>;
1491 def TLBWI : MMRel, TLB<"tlbwi">, COP0_TLB_FM<0x02>;
1492 def TLBWR : MMRel, TLB<"tlbwr">, COP0_TLB_FM<0x06>;
1494 class CacheOp<string instr_asm, Operand MemOpnd> :
1495 InstSE<(outs), (ins MemOpnd:$addr, uimm5:$hint),
1496 !strconcat(instr_asm, "\t$hint, $addr"), [], NoItinerary, FrmOther> {
1497 let DecoderMethod = "DecodeCacheOp";
1500 def CACHE : CacheOp<"cache", mem>, CACHEOP_FM<0b101111>,
1501 INSN_MIPS3_32_NOT_32R6_64R6;
1502 def PREF : CacheOp<"pref", mem>, CACHEOP_FM<0b110011>,
1503 INSN_MIPS3_32_NOT_32R6_64R6;
1505 //===----------------------------------------------------------------------===//
1506 // Instruction aliases
1507 //===----------------------------------------------------------------------===//
1508 def : MipsInstAlias<"move $dst, $src",
1509 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src,ZERO), 1>,
1511 let AdditionalPredicates = [NotInMicroMips];
1513 def : MipsInstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>,
1514 ISA_MIPS1_NOT_32R6_64R6;
1515 def : MipsInstAlias<"addu $rs, $rt, $imm",
1516 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1517 def : MipsInstAlias<"addu $rs, $imm",
1518 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1519 def : MipsInstAlias<"add $rs, $rt, $imm",
1520 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>,
1521 ISA_MIPS1_NOT_32R6_64R6;
1522 def : MipsInstAlias<"add $rs, $imm",
1523 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>,
1524 ISA_MIPS1_NOT_32R6_64R6;
1525 def : MipsInstAlias<"and $rs, $rt, $imm",
1526 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1527 def : MipsInstAlias<"and $rs, $imm",
1528 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1529 def : MipsInstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1530 let Predicates = [NotInMicroMips] in {
1531 def : MipsInstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1533 def : MipsInstAlias<"jal $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1534 def : MipsInstAlias<"jal $rd,$rs", (JALR GPR32Opnd:$rd, GPR32Opnd:$rs), 0>;
1535 def : MipsInstAlias<"jalr.hb $rs", (JALR_HB RA, GPR32Opnd:$rs), 1>, ISA_MIPS32;
1536 def : MipsInstAlias<"not $rt, $rs",
1537 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1538 def : MipsInstAlias<"neg $rt, $rs",
1539 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1540 def : MipsInstAlias<"negu $rt",
1541 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rt), 0>;
1542 def : MipsInstAlias<"negu $rt, $rs",
1543 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1544 def : MipsInstAlias<"slt $rs, $rt, $imm",
1545 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1546 def : MipsInstAlias<"sltu $rt, $rs, $imm",
1547 (SLTiu GPR32Opnd:$rt, GPR32Opnd:$rs, simm16:$imm), 0>;
1548 def : MipsInstAlias<"xor $rs, $rt, $imm",
1549 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1550 def : MipsInstAlias<"or $rs, $rt, $imm",
1551 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1552 def : MipsInstAlias<"or $rs, $imm",
1553 (ORi GPR32Opnd:$rs, GPR32Opnd:$rs, uimm16:$imm), 0>;
1554 def : MipsInstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1555 def : MipsInstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1556 def : MipsInstAlias<"mtc0 $rt, $rd", (MTC0 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1557 def : MipsInstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1558 def : MipsInstAlias<"mtc2 $rt, $rd", (MTC2 GPR32Opnd:$rt, GPR32Opnd:$rd, 0), 0>;
1559 def : MipsInstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1560 def : MipsInstAlias<"bnez $rs,$offset",
1561 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1562 def : MipsInstAlias<"beqz $rs,$offset",
1563 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1564 def : MipsInstAlias<"syscall", (SYSCALL 0), 1>;
1566 def : MipsInstAlias<"break", (BREAK 0, 0), 1>;
1567 def : MipsInstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1568 def : MipsInstAlias<"ei", (EI ZERO), 1>, ISA_MIPS32R2;
1569 def : MipsInstAlias<"di", (DI ZERO), 1>, ISA_MIPS32R2;
1571 def : MipsInstAlias<"teq $rs, $rt",
1572 (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1573 def : MipsInstAlias<"tge $rs, $rt",
1574 (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1575 def : MipsInstAlias<"tgeu $rs, $rt",
1576 (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1577 def : MipsInstAlias<"tlt $rs, $rt",
1578 (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1579 def : MipsInstAlias<"tltu $rs, $rt",
1580 (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1581 def : MipsInstAlias<"tne $rs, $rt",
1582 (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1584 def : MipsInstAlias<"sll $rd, $rt, $rs",
1585 (SLLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1586 def : MipsInstAlias<"sub, $rd, $rs, $imm",
1587 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs,
1588 InvertedImOperand:$imm), 0>, ISA_MIPS1_NOT_32R6_64R6;
1589 def : MipsInstAlias<"sub $rs, $imm",
1590 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, InvertedImOperand:$imm),
1591 0>, ISA_MIPS1_NOT_32R6_64R6;
1592 def : MipsInstAlias<"subu, $rd, $rs, $imm",
1593 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs,
1594 InvertedImOperand:$imm), 0>;
1595 def : MipsInstAlias<"subu $rs, $imm", (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs,
1596 InvertedImOperand:$imm), 0>;
1597 def : MipsInstAlias<"sra $rd, $rt, $rs",
1598 (SRAV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1599 def : MipsInstAlias<"srl $rd, $rt, $rs",
1600 (SRLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1601 def : MipsInstAlias<"sdbbp", (SDBBP 0)>, ISA_MIPS32_NOT_32R6_64R6;
1602 def : MipsInstAlias<"sync",
1603 (SYNC 0), 1>, ISA_MIPS2;
1604 //===----------------------------------------------------------------------===//
1605 // Assembler Pseudo Instructions
1606 //===----------------------------------------------------------------------===//
1608 class LoadImm32< string instr_asm, Operand Od, RegisterOperand RO> :
1609 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1610 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1611 def LoadImm32Reg : LoadImm32<"li", uimm5, GPR32Opnd>;
1613 class LoadAddress<string instr_asm, Operand MemOpnd, RegisterOperand RO> :
1614 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1615 !strconcat(instr_asm, "\t$rt, $addr")> ;
1616 def LoadAddr32Reg : LoadAddress<"la", mem, GPR32Opnd>;
1618 class LoadAddressImm<string instr_asm, Operand Od, RegisterOperand RO> :
1619 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1620 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1621 def LoadAddr32Imm : LoadAddressImm<"la", uimm5, GPR32Opnd>;
1623 //===----------------------------------------------------------------------===//
1624 // Arbitrary patterns that map to one or more instructions
1625 //===----------------------------------------------------------------------===//
1627 // Load/store pattern templates.
1628 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1629 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1631 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1632 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1635 def : MipsPat<(i32 immSExt16:$in),
1636 (ADDiu ZERO, imm:$in)>;
1637 def : MipsPat<(i32 immZExt16:$in),
1638 (ORi ZERO, imm:$in)>;
1639 def : MipsPat<(i32 immLow16Zero:$in),
1640 (LUi (HI16 imm:$in))>;
1642 // Arbitrary immediates
1643 def : MipsPat<(i32 imm:$imm),
1644 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1646 // Carry MipsPatterns
1647 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1648 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1649 let AdditionalPredicates = [NotDSP] in {
1650 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1651 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1652 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1653 (ADDiu GPR32:$src, imm:$imm)>;
1656 // Support multiplication for pre-Mips32 targets that don't have
1657 // the MUL instruction.
1658 def : MipsPat<(mul GPR32:$lhs, GPR32:$rhs),
1659 (PseudoMFLO (PseudoMULT GPR32:$lhs, GPR32:$rhs))>,
1660 ISA_MIPS1_NOT_32R6_64R6;
1663 def : MipsPat<(MipsSync (i32 immz)),
1664 (SYNC 0)>, ISA_MIPS2;
1667 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1668 (JAL tglobaladdr:$dst)>;
1669 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1670 (JAL texternalsym:$dst)>;
1671 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1672 // (JALR GPR32:$dst)>;
1675 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1676 (TAILCALL tglobaladdr:$dst)>;
1677 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1678 (TAILCALL texternalsym:$dst)>;
1680 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1681 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1682 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1683 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1684 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1685 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1687 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1688 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1689 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1690 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1691 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1692 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1694 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1695 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1696 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1697 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1698 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1699 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1700 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1701 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1702 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1703 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1706 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1707 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1708 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1709 (ADDiu GPR32:$gp, tconstpool:$in)>;
1712 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1713 MipsPat<(MipsWrapper RC:$gp, node:$in),
1714 (ADDiuOp RC:$gp, node:$in)>;
1716 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1717 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1718 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1719 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1720 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1721 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1723 // Mips does not have "not", so we expand our way
1724 def : MipsPat<(not GPR32:$in),
1725 (NOR GPR32Opnd:$in, ZERO)>;
1728 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1729 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1730 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1733 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1736 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1737 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1738 Instruction SLTiuOp, Register ZEROReg> {
1739 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1740 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1741 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1742 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1744 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1745 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1746 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1747 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1748 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1749 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1750 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1751 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1752 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1753 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1754 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1755 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1757 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1758 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1759 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1760 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1762 def : MipsPat<(brcond RC:$cond, bb:$dst),
1763 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1766 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1768 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1769 (BLEZ i32:$lhs, bb:$dst)>;
1770 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1771 (BGEZ i32:$lhs, bb:$dst)>;
1774 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1775 Instruction SLTuOp, Register ZEROReg> {
1776 def : MipsPat<(seteq RC:$lhs, 0),
1777 (SLTiuOp RC:$lhs, 1)>;
1778 def : MipsPat<(setne RC:$lhs, 0),
1779 (SLTuOp ZEROReg, RC:$lhs)>;
1780 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1781 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1782 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1783 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1786 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1787 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1788 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1789 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1790 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1793 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1794 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1795 (SLTOp RC:$rhs, RC:$lhs)>;
1796 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1797 (SLTuOp RC:$rhs, RC:$lhs)>;
1800 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1801 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1802 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1803 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1804 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1807 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1808 Instruction SLTiuOp> {
1809 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1810 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1811 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1812 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1815 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1816 defm : SetlePats<GPR32, SLT, SLTu>;
1817 defm : SetgtPats<GPR32, SLT, SLTu>;
1818 defm : SetgePats<GPR32, SLT, SLTu>;
1819 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1822 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1824 // Load halfword/word patterns.
1825 let AddedComplexity = 40 in {
1826 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1827 def : LoadRegImmPat<LH, i32, sextloadi16>;
1828 def : LoadRegImmPat<LW, i32, load>;
1831 //===----------------------------------------------------------------------===//
1832 // Floating Point Support
1833 //===----------------------------------------------------------------------===//
1835 include "MipsInstrFPU.td"
1836 include "Mips64InstrInfo.td"
1837 include "MipsCondMov.td"
1839 include "Mips32r6InstrInfo.td"
1840 include "Mips64r6InstrInfo.td"
1845 include "Mips16InstrFormats.td"
1846 include "Mips16InstrInfo.td"
1849 include "MipsDSPInstrFormats.td"
1850 include "MipsDSPInstrInfo.td"
1853 include "MipsMSAInstrFormats.td"
1854 include "MipsMSAInstrInfo.td"
1857 include "MicroMipsInstrFormats.td"
1858 include "MicroMipsInstrInfo.td"
1859 include "MicroMipsInstrFPU.td"