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 NotMips4_32 : Predicate<"!Subtarget->hasMips4_32()">,
160 AssemblerPredicate<"FeatureMips4_32">;
161 def HasMips4_32r2 : Predicate<"Subtarget->hasMips4_32r2()">,
162 AssemblerPredicate<"FeatureMips4_32r2">;
163 def HasMips5_32r2 : Predicate<"Subtarget->hasMips5_32r2()">,
164 AssemblerPredicate<"FeatureMips5_32r2">;
165 def HasMips32 : Predicate<"Subtarget->hasMips32()">,
166 AssemblerPredicate<"FeatureMips32">;
167 def HasMips32r2 : Predicate<"Subtarget->hasMips32r2()">,
168 AssemblerPredicate<"FeatureMips32r2">;
169 def HasMips32r5 : Predicate<"Subtarget->hasMips32r5()">,
170 AssemblerPredicate<"FeatureMips32r5">;
171 def HasMips32r6 : Predicate<"Subtarget->hasMips32r6()">,
172 AssemblerPredicate<"FeatureMips32r6">;
173 def NotMips32r6 : Predicate<"!Subtarget->hasMips32r6()">,
174 AssemblerPredicate<"!FeatureMips32r6">;
175 def IsGP64bit : Predicate<"Subtarget->isGP64bit()">,
176 AssemblerPredicate<"FeatureGP64Bit">;
177 def IsGP32bit : Predicate<"!Subtarget->isGP64bit()">,
178 AssemblerPredicate<"!FeatureGP64Bit">;
179 def HasMips64 : Predicate<"Subtarget->hasMips64()">,
180 AssemblerPredicate<"FeatureMips64">;
181 def HasMips64r2 : Predicate<"Subtarget->hasMips64r2()">,
182 AssemblerPredicate<"FeatureMips64r2">;
183 def HasMips64r6 : Predicate<"Subtarget->hasMips64r6()">,
184 AssemblerPredicate<"FeatureMips64r6">;
185 def NotMips64r6 : Predicate<"!Subtarget->hasMips64r6()">,
186 AssemblerPredicate<"!FeatureMips64r6">;
187 def HasMicroMips32r6 : Predicate<"Subtarget->inMicroMips32r6Mode()">,
188 AssemblerPredicate<"FeatureMicroMips,FeatureMips32r6">;
189 def InMips16Mode : Predicate<"Subtarget->inMips16Mode()">,
190 AssemblerPredicate<"FeatureMips16">;
191 def HasCnMips : Predicate<"Subtarget->hasCnMips()">,
192 AssemblerPredicate<"FeatureCnMips">;
193 def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
194 def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">;
195 def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">;
196 def HasStdEnc : Predicate<"Subtarget->hasStandardEncoding()">,
197 AssemblerPredicate<"!FeatureMips16">;
198 def NotDSP : Predicate<"!Subtarget->hasDSP()">;
199 def InMicroMips : Predicate<"Subtarget->inMicroMipsMode()">,
200 AssemblerPredicate<"FeatureMicroMips">;
201 def NotInMicroMips : Predicate<"!Subtarget->inMicroMipsMode()">,
202 AssemblerPredicate<"!FeatureMicroMips">;
203 def IsLE : Predicate<"Subtarget->isLittle()">;
204 def IsBE : Predicate<"!Subtarget->isLittle()">;
205 def IsNotNaCl : Predicate<"!Subtarget->isTargetNaCl()">;
207 //===----------------------------------------------------------------------===//
208 // Mips GPR size adjectives.
209 // They are mutually exclusive.
210 //===----------------------------------------------------------------------===//
212 class GPR_32 { list<Predicate> GPRPredicates = [IsGP32bit]; }
213 class GPR_64 { list<Predicate> GPRPredicates = [IsGP64bit]; }
215 //===----------------------------------------------------------------------===//
216 // Mips ISA/ASE membership and instruction group membership adjectives.
217 // They are mutually exclusive.
218 //===----------------------------------------------------------------------===//
220 // FIXME: I'd prefer to use additive predicates to build the instruction sets
221 // but we are short on assembler feature bits at the moment. Using a
222 // subtractive predicate will hopefully keep us under the 32 predicate
223 // limit long enough to develop an alternative way to handle P1||P2
225 class ISA_MIPS1_NOT_4_32 {
226 list<Predicate> InsnPredicates = [NotMips4_32];
228 class ISA_MIPS1_NOT_32R6_64R6 {
229 list<Predicate> InsnPredicates = [NotMips32r6, NotMips64r6];
231 class ISA_MIPS2 { list<Predicate> InsnPredicates = [HasMips2]; }
232 class ISA_MIPS2_NOT_32R6_64R6 {
233 list<Predicate> InsnPredicates = [HasMips2, NotMips32r6, NotMips64r6];
235 class ISA_MIPS3 { list<Predicate> InsnPredicates = [HasMips3]; }
236 class ISA_MIPS3_NOT_32R6_64R6 {
237 list<Predicate> InsnPredicates = [HasMips3, NotMips32r6, NotMips64r6];
239 class ISA_MIPS32 { list<Predicate> InsnPredicates = [HasMips32]; }
240 class ISA_MIPS32_NOT_32R6_64R6 {
241 list<Predicate> InsnPredicates = [HasMips32, NotMips32r6, NotMips64r6];
243 class ISA_MIPS32R2 { list<Predicate> InsnPredicates = [HasMips32r2]; }
244 class ISA_MIPS32R2_NOT_32R6_64R6 {
245 list<Predicate> InsnPredicates = [HasMips32r2, NotMips32r6, NotMips64r6];
247 class ISA_MIPS32R5 { list<Predicate> InsnPredicates = [HasMips32r5]; }
248 class ISA_MIPS64 { list<Predicate> InsnPredicates = [HasMips64]; }
249 class ISA_MIPS64_NOT_64R6 {
250 list<Predicate> InsnPredicates = [HasMips64, NotMips64r6];
252 class ISA_MIPS64R2 { list<Predicate> InsnPredicates = [HasMips64r2]; }
253 class ISA_MIPS32R6 { list<Predicate> InsnPredicates = [HasMips32r6]; }
254 class ISA_MIPS64R6 { list<Predicate> InsnPredicates = [HasMips64r6]; }
255 class ISA_MICROMIPS32R6 {
256 list<Predicate> InsnPredicates = [HasMicroMips32r6];
259 // The portions of MIPS-III that were also added to MIPS32
260 class INSN_MIPS3_32 { list<Predicate> InsnPredicates = [HasMips3_32]; }
262 // The portions of MIPS-III that were also added to MIPS32 but were removed in
263 // MIPS32r6 and MIPS64r6.
264 class INSN_MIPS3_32_NOT_32R6_64R6 {
265 list<Predicate> InsnPredicates = [HasMips3_32, NotMips32r6, NotMips64r6];
268 // The portions of MIPS-III that were also added to MIPS32
269 class INSN_MIPS3_32R2 { list<Predicate> InsnPredicates = [HasMips3_32r2]; }
271 // The portions of MIPS-IV that were also added to MIPS32 but were removed in
272 // MIPS32r6 and MIPS64r6.
273 class INSN_MIPS4_32_NOT_32R6_64R6 {
274 list<Predicate> InsnPredicates = [HasMips4_32, NotMips32r6, NotMips64r6];
277 // The portions of MIPS-IV that were also added to MIPS32r2 but were removed in
278 // MIPS32r6 and MIPS64r6.
279 class INSN_MIPS4_32R2_NOT_32R6_64R6 {
280 list<Predicate> InsnPredicates = [HasMips4_32r2, NotMips32r6, NotMips64r6];
283 // The portions of MIPS-V that were also added to MIPS32r2 but were removed in
284 // MIPS32r6 and MIPS64r6.
285 class INSN_MIPS5_32R2_NOT_32R6_64R6 {
286 list<Predicate> InsnPredicates = [HasMips5_32r2, NotMips32r6, NotMips64r6];
289 //===----------------------------------------------------------------------===//
291 class MipsPat<dag pattern, dag result> : Pat<pattern, result>, PredicateControl {
292 let EncodingPredicates = [HasStdEnc];
295 class MipsInstAlias<string Asm, dag Result, bit Emit = 0b1> :
296 InstAlias<Asm, Result, Emit>, PredicateControl;
299 bit isCommutable = 1;
316 bit isTerminator = 1;
319 bit hasExtraSrcRegAllocReq = 1;
320 bit isCodeGenOnly = 1;
323 class IsAsCheapAsAMove {
324 bit isAsCheapAsAMove = 1;
327 class NeverHasSideEffects {
328 bit hasSideEffects = 0;
331 //===----------------------------------------------------------------------===//
332 // Instruction format superclass
333 //===----------------------------------------------------------------------===//
335 include "MipsInstrFormats.td"
337 //===----------------------------------------------------------------------===//
338 // Mips Operand, Complex Patterns and Transformations Definitions.
339 //===----------------------------------------------------------------------===//
341 def MipsJumpTargetAsmOperand : AsmOperandClass {
342 let Name = "JumpTarget";
343 let ParserMethod = "parseJumpTarget";
344 let PredicateMethod = "isImm";
345 let RenderMethod = "addImmOperands";
348 // Instruction operand types
349 def jmptarget : Operand<OtherVT> {
350 let EncoderMethod = "getJumpTargetOpValue";
351 let ParserMatchClass = MipsJumpTargetAsmOperand;
353 def brtarget : Operand<OtherVT> {
354 let EncoderMethod = "getBranchTargetOpValue";
355 let OperandType = "OPERAND_PCREL";
356 let DecoderMethod = "DecodeBranchTarget";
357 let ParserMatchClass = MipsJumpTargetAsmOperand;
359 def calltarget : Operand<iPTR> {
360 let EncoderMethod = "getJumpTargetOpValue";
361 let ParserMatchClass = MipsJumpTargetAsmOperand;
364 def imm64: Operand<i64>;
366 def simm9 : Operand<i32>;
367 def simm10 : Operand<i32>;
368 def simm11 : Operand<i32>;
370 def simm16 : Operand<i32> {
371 let DecoderMethod= "DecodeSimm16";
374 def simm19_lsl2 : Operand<i32> {
375 let EncoderMethod = "getSimm19Lsl2Encoding";
376 let DecoderMethod = "DecodeSimm19Lsl2";
377 let ParserMatchClass = MipsJumpTargetAsmOperand;
380 def simm18_lsl3 : Operand<i32> {
381 let EncoderMethod = "getSimm18Lsl3Encoding";
382 let DecoderMethod = "DecodeSimm18Lsl3";
383 let ParserMatchClass = MipsJumpTargetAsmOperand;
386 def simm20 : Operand<i32> {
389 def uimm20 : Operand<i32> {
392 def MipsUImm10AsmOperand : AsmOperandClass {
394 let RenderMethod = "addImmOperands";
395 let ParserMethod = "parseImm";
396 let PredicateMethod = "isUImm<10>";
399 def uimm10 : Operand<i32> {
400 let ParserMatchClass = MipsUImm10AsmOperand;
403 def simm16_64 : Operand<i64> {
404 let DecoderMethod = "DecodeSimm16";
408 def uimmz : Operand<i32> {
409 let PrintMethod = "printUnsignedImm";
413 def uimm2 : Operand<i32> {
414 let PrintMethod = "printUnsignedImm";
417 def uimm3 : Operand<i32> {
418 let PrintMethod = "printUnsignedImm";
421 def uimm5 : Operand<i32> {
422 let PrintMethod = "printUnsignedImm";
425 def uimm6 : Operand<i32> {
426 let PrintMethod = "printUnsignedImm";
429 def uimm16 : Operand<i32> {
430 let PrintMethod = "printUnsignedImm";
433 def pcrel16 : Operand<i32> {
436 def MipsMemAsmOperand : AsmOperandClass {
438 let ParserMethod = "parseMemOperand";
441 def MipsMemSimm11AsmOperand : AsmOperandClass {
442 let Name = "MemOffsetSimm11";
443 let SuperClasses = [MipsMemAsmOperand];
444 let RenderMethod = "addMemOperands";
445 let ParserMethod = "parseMemOperand";
446 let PredicateMethod = "isMemWithSimmOffset<11>";
449 def MipsMemSimm16AsmOperand : AsmOperandClass {
450 let Name = "MemOffsetSimm16";
451 let SuperClasses = [MipsMemAsmOperand];
452 let RenderMethod = "addMemOperands";
453 let ParserMethod = "parseMemOperand";
454 let PredicateMethod = "isMemWithSimmOffset<16>";
457 def MipsInvertedImmoperand : AsmOperandClass {
459 let RenderMethod = "addImmOperands";
460 let ParserMethod = "parseInvNum";
463 def InvertedImOperand : Operand<i32> {
464 let ParserMatchClass = MipsInvertedImmoperand;
467 def InvertedImOperand64 : Operand<i64> {
468 let ParserMatchClass = MipsInvertedImmoperand;
471 class mem_generic : Operand<iPTR> {
472 let PrintMethod = "printMemOperand";
473 let MIOperandInfo = (ops ptr_rc, simm16);
474 let EncoderMethod = "getMemEncoding";
475 let ParserMatchClass = MipsMemAsmOperand;
476 let OperandType = "OPERAND_MEMORY";
480 def mem : mem_generic;
482 // MSA specific address operand
483 def mem_msa : mem_generic {
484 let MIOperandInfo = (ops ptr_rc, simm10);
485 let EncoderMethod = "getMSAMemEncoding";
488 def mem_simm9 : mem_generic {
489 let MIOperandInfo = (ops ptr_rc, simm9);
490 let EncoderMethod = "getMemEncoding";
493 def mem_simm11 : mem_generic {
494 let MIOperandInfo = (ops ptr_rc, simm11);
495 let EncoderMethod = "getMemEncoding";
496 let ParserMatchClass = MipsMemSimm11AsmOperand;
499 def mem_simm16 : mem_generic {
500 let MIOperandInfo = (ops ptr_rc, simm16);
501 let EncoderMethod = "getMemEncoding";
502 let ParserMatchClass = MipsMemSimm16AsmOperand;
505 def mem_ea : Operand<iPTR> {
506 let PrintMethod = "printMemOperandEA";
507 let MIOperandInfo = (ops ptr_rc, simm16);
508 let EncoderMethod = "getMemEncoding";
509 let OperandType = "OPERAND_MEMORY";
512 def PtrRC : Operand<iPTR> {
513 let MIOperandInfo = (ops ptr_rc);
514 let DecoderMethod = "DecodePtrRegisterClass";
515 let ParserMatchClass = GPR32AsmOperand;
518 // size operand of ext instruction
519 def size_ext : Operand<i32> {
520 let EncoderMethod = "getSizeExtEncoding";
521 let DecoderMethod = "DecodeExtSize";
524 // size operand of ins instruction
525 def size_ins : Operand<i32> {
526 let EncoderMethod = "getSizeInsEncoding";
527 let DecoderMethod = "DecodeInsSize";
530 // Transformation Function - get the lower 16 bits.
531 def LO16 : SDNodeXForm<imm, [{
532 return getImm(N, N->getZExtValue() & 0xFFFF);
535 // Transformation Function - get the higher 16 bits.
536 def HI16 : SDNodeXForm<imm, [{
537 return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
541 def Plus1 : SDNodeXForm<imm, [{ return getImm(N, N->getSExtValue() + 1); }]>;
543 // Node immediate is zero (e.g. insve.d)
544 def immz : PatLeaf<(imm), [{ return N->getSExtValue() == 0; }]>;
546 // Node immediate fits as 16-bit sign extended on target immediate.
548 def immSExt8 : PatLeaf<(imm), [{ return isInt<8>(N->getSExtValue()); }]>;
550 // Node immediate fits as 16-bit sign extended on target immediate.
552 def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
554 // Node immediate fits as 15-bit sign extended on target immediate.
556 def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
558 // Node immediate fits as 16-bit zero extended on target immediate.
559 // The LO16 param means that only the lower 16 bits of the node
560 // immediate are caught.
562 def immZExt16 : PatLeaf<(imm), [{
563 if (N->getValueType(0) == MVT::i32)
564 return (uint32_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
566 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
569 // Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
570 def immLow16Zero : PatLeaf<(imm), [{
571 int64_t Val = N->getSExtValue();
572 return isInt<32>(Val) && !(Val & 0xffff);
575 // shamt field must fit in 5 bits.
576 def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
578 // True if (N + 1) fits in 16-bit field.
579 def immSExt16Plus1 : PatLeaf<(imm), [{
580 return isInt<17>(N->getSExtValue()) && isInt<16>(N->getSExtValue() + 1);
583 // Mips Address Mode! SDNode frameindex could possibily be a match
584 // since load and store instructions from stack used it.
586 ComplexPattern<iPTR, 2, "selectIntAddr", [frameindex]>;
589 ComplexPattern<iPTR, 2, "selectAddrRegImm", [frameindex]>;
592 ComplexPattern<iPTR, 2, "selectAddrRegReg", [frameindex]>;
595 ComplexPattern<iPTR, 2, "selectAddrDefault", [frameindex]>;
597 def addrimm10 : ComplexPattern<iPTR, 2, "selectIntAddrMSA", [frameindex]>;
599 //===----------------------------------------------------------------------===//
600 // Instructions specific format
601 //===----------------------------------------------------------------------===//
603 // Arithmetic and logical instructions with 3 register operands.
604 class ArithLogicR<string opstr, RegisterOperand RO, bit isComm = 0,
605 InstrItinClass Itin = NoItinerary,
606 SDPatternOperator OpNode = null_frag>:
607 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
608 !strconcat(opstr, "\t$rd, $rs, $rt"),
609 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR, opstr> {
610 let isCommutable = isComm;
611 let isReMaterializable = 1;
612 let TwoOperandAliasConstraint = "$rd = $rs";
615 // Arithmetic and logical instructions with 2 register operands.
616 class ArithLogicI<string opstr, Operand Od, RegisterOperand RO,
617 InstrItinClass Itin = NoItinerary,
618 SDPatternOperator imm_type = null_frag,
619 SDPatternOperator OpNode = null_frag> :
620 InstSE<(outs RO:$rt), (ins RO:$rs, Od:$imm16),
621 !strconcat(opstr, "\t$rt, $rs, $imm16"),
622 [(set RO:$rt, (OpNode RO:$rs, imm_type:$imm16))],
624 let isReMaterializable = 1;
625 let TwoOperandAliasConstraint = "$rs = $rt";
628 // Arithmetic Multiply ADD/SUB
629 class MArithR<string opstr, InstrItinClass itin, bit isComm = 0> :
630 InstSE<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
631 !strconcat(opstr, "\t$rs, $rt"), [], itin, FrmR, opstr> {
632 let Defs = [HI0, LO0];
633 let Uses = [HI0, LO0];
634 let isCommutable = isComm;
638 class LogicNOR<string opstr, RegisterOperand RO>:
639 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
640 !strconcat(opstr, "\t$rd, $rs, $rt"),
641 [(set RO:$rd, (not (or RO:$rs, RO:$rt)))], II_NOR, FrmR, opstr> {
642 let isCommutable = 1;
646 class shift_rotate_imm<string opstr, Operand ImmOpnd,
647 RegisterOperand RO, InstrItinClass itin,
648 SDPatternOperator OpNode = null_frag,
649 SDPatternOperator PF = null_frag> :
650 InstSE<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
651 !strconcat(opstr, "\t$rd, $rt, $shamt"),
652 [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], itin, FrmR, opstr> {
653 let TwoOperandAliasConstraint = "$rt = $rd";
656 class shift_rotate_reg<string opstr, RegisterOperand RO, InstrItinClass itin,
657 SDPatternOperator OpNode = null_frag>:
658 InstSE<(outs RO:$rd), (ins RO:$rt, GPR32Opnd:$rs),
659 !strconcat(opstr, "\t$rd, $rt, $rs"),
660 [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs))], itin, FrmR,
663 // Load Upper Imediate
664 class LoadUpper<string opstr, RegisterOperand RO, Operand Imm>:
665 InstSE<(outs RO:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
666 [], II_LUI, FrmI, opstr>, IsAsCheapAsAMove {
667 let hasSideEffects = 0;
668 let isReMaterializable = 1;
672 class Load<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
673 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
674 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
675 [(set RO:$rt, (OpNode Addr:$addr))], Itin, FrmI, opstr> {
676 let DecoderMethod = "DecodeMem";
677 let canFoldAsLoad = 1;
681 class Store<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
682 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
683 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
684 [(OpNode RO:$rt, Addr:$addr)], Itin, FrmI, opstr> {
685 let DecoderMethod = "DecodeMem";
689 // Load/Store Left/Right
690 let canFoldAsLoad = 1 in
691 class LoadLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
692 InstrItinClass Itin> :
693 InstSE<(outs RO:$rt), (ins mem:$addr, RO:$src),
694 !strconcat(opstr, "\t$rt, $addr"),
695 [(set RO:$rt, (OpNode addr:$addr, RO:$src))], Itin, FrmI> {
696 let DecoderMethod = "DecodeMem";
697 string Constraints = "$src = $rt";
700 class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
701 InstrItinClass Itin> :
702 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
703 [(OpNode RO:$rt, addr:$addr)], Itin, FrmI> {
704 let DecoderMethod = "DecodeMem";
708 class LW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
709 SDPatternOperator OpNode= null_frag> :
710 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
711 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
712 let DecoderMethod = "DecodeFMem2";
716 class SW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
717 SDPatternOperator OpNode= null_frag> :
718 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
719 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
720 let DecoderMethod = "DecodeFMem2";
725 class LW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
726 SDPatternOperator OpNode= null_frag> :
727 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
728 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
729 let DecoderMethod = "DecodeFMem3";
733 class SW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
734 SDPatternOperator OpNode= null_frag> :
735 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
736 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
737 let DecoderMethod = "DecodeFMem3";
741 // Conditional Branch
742 class CBranch<string opstr, DAGOperand opnd, PatFrag cond_op,
743 RegisterOperand RO, bit DelaySlot = 1> :
744 InstSE<(outs), (ins RO:$rs, RO:$rt, opnd:$offset),
745 !strconcat(opstr, "\t$rs, $rt, $offset"),
746 [(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
749 let isTerminator = 1;
750 let hasDelaySlot = DelaySlot;
754 class CBranchZero<string opstr, DAGOperand opnd, PatFrag cond_op,
755 RegisterOperand RO, bit DelaySlot = 1> :
756 InstSE<(outs), (ins RO:$rs, opnd:$offset),
757 !strconcat(opstr, "\t$rs, $offset"),
758 [(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch,
761 let isTerminator = 1;
762 let hasDelaySlot = DelaySlot;
767 class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
768 InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
769 !strconcat(opstr, "\t$rd, $rs, $rt"),
770 [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
771 II_SLT_SLTU, FrmR, opstr>;
773 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
775 InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
776 !strconcat(opstr, "\t$rt, $rs, $imm16"),
777 [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
778 II_SLTI_SLTIU, FrmI, opstr>;
781 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
782 SDPatternOperator targetoperator, string bopstr> :
783 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
784 [(operator targetoperator:$target)], IIBranch, FrmJ, bopstr> {
787 let hasDelaySlot = 1;
788 let DecoderMethod = "DecodeJumpTarget";
792 // Unconditional branch
793 class UncondBranch<Instruction BEQInst> :
794 PseudoSE<(outs), (ins brtarget:$offset), [(br bb:$offset)], IIBranch>,
795 PseudoInstExpansion<(BEQInst ZERO, ZERO, brtarget:$offset)> {
797 let isTerminator = 1;
799 let hasDelaySlot = 1;
800 let AdditionalPredicates = [RelocPIC];
804 // Base class for indirect branch and return instruction classes.
805 let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
806 class JumpFR<string opstr, RegisterOperand RO,
807 SDPatternOperator operator = null_frag>:
808 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch,
812 class IndirectBranch<string opstr, RegisterOperand RO> : JumpFR<opstr, RO> {
814 let isIndirectBranch = 1;
817 // Jump and Link (Call)
818 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
819 class JumpLink<string opstr, DAGOperand opnd> :
820 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
821 [(MipsJmpLink imm:$target)], IIBranch, FrmJ, opstr> {
822 let DecoderMethod = "DecodeJumpTarget";
825 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
826 Register RetReg, RegisterOperand ResRO = RO>:
827 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
828 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
830 class JumpLinkReg<string opstr, RegisterOperand RO>:
831 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
834 class BGEZAL_FT<string opstr, DAGOperand opnd,
835 RegisterOperand RO, bit DelaySlot = 1> :
836 InstSE<(outs), (ins RO:$rs, opnd:$offset),
837 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr> {
838 let hasDelaySlot = DelaySlot;
843 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, hasDelaySlot = 1,
844 hasExtraSrcRegAllocReq = 1, Defs = [AT] in {
845 class TailCall<Instruction JumpInst> :
846 PseudoSE<(outs), (ins calltarget:$target), [], IIBranch>,
847 PseudoInstExpansion<(JumpInst jmptarget:$target)>;
849 class TailCallReg<RegisterOperand RO, Instruction JRInst,
850 RegisterOperand ResRO = RO> :
851 PseudoSE<(outs), (ins RO:$rs), [(MipsTailCall RO:$rs)], IIBranch>,
852 PseudoInstExpansion<(JRInst ResRO:$rs)>;
855 class BAL_BR_Pseudo<Instruction RealInst> :
856 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
857 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
859 let isTerminator = 1;
861 let hasDelaySlot = 1;
866 class SYS_FT<string opstr> :
867 InstSE<(outs), (ins uimm20:$code_),
868 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI, opstr>;
870 class BRK_FT<string opstr> :
871 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
872 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary,
876 class ER_FT<string opstr> :
877 InstSE<(outs), (ins),
878 opstr, [], NoItinerary, FrmOther, opstr>;
881 class DEI_FT<string opstr, RegisterOperand RO> :
882 InstSE<(outs RO:$rt), (ins),
883 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther, opstr>;
886 class WAIT_FT<string opstr> :
887 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther, opstr>;
890 let hasSideEffects = 1 in
891 class SYNC_FT<string opstr> :
892 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
893 NoItinerary, FrmOther, opstr>;
895 class SYNCI_FT<string opstr> :
896 InstSE<(outs), (ins mem_simm16:$addr), !strconcat(opstr, "\t$addr"), [],
897 NoItinerary, FrmOther, opstr> {
898 let hasSideEffects = 1;
899 let DecoderMethod = "DecodeSyncI";
902 let hasSideEffects = 1 in
903 class TEQ_FT<string opstr, RegisterOperand RO> :
904 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
905 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary,
908 class TEQI_FT<string opstr, RegisterOperand RO> :
909 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
910 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther, opstr>;
912 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
913 list<Register> DefRegs> :
914 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
916 let isCommutable = 1;
918 let hasSideEffects = 0;
921 // Pseudo multiply/divide instruction with explicit accumulator register
923 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
924 SDPatternOperator OpNode, InstrItinClass Itin,
925 bit IsComm = 1, bit HasSideEffects = 0,
926 bit UsesCustomInserter = 0> :
927 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
928 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
929 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
930 let isCommutable = IsComm;
931 let hasSideEffects = HasSideEffects;
932 let usesCustomInserter = UsesCustomInserter;
935 // Pseudo multiply add/sub instruction with explicit accumulator register
937 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode,
939 : PseudoSE<(outs ACC64:$ac),
940 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
942 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
944 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
945 string Constraints = "$acin = $ac";
948 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
949 list<Register> DefRegs> :
950 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
951 [], itin, FrmR, opstr> {
956 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
957 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
958 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], II_MFHI_MFLO>;
960 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
961 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], II_MFHI_MFLO,
964 let hasSideEffects = 0;
967 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
968 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
969 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))],
972 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
973 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], II_MTHI_MTLO,
976 let hasSideEffects = 0;
979 class EffectiveAddress<string opstr, RegisterOperand RO> :
980 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
981 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI,
982 !strconcat(opstr, "_lea")> {
983 let isCodeGenOnly = 1;
984 let DecoderMethod = "DecodeMem";
987 // Count Leading Ones/Zeros in Word
988 class CountLeading0<string opstr, RegisterOperand RO>:
989 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
990 [(set RO:$rd, (ctlz RO:$rs))], II_CLZ, FrmR, opstr>;
992 class CountLeading1<string opstr, RegisterOperand RO>:
993 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
994 [(set RO:$rd, (ctlz (not RO:$rs)))], II_CLO, FrmR, opstr>;
996 // Sign Extend in Register.
997 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
998 InstrItinClass itin> :
999 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
1000 [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>;
1003 class SubwordSwap<string opstr, RegisterOperand RO>:
1004 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
1005 NoItinerary, FrmR, opstr> {
1006 let hasSideEffects = 0;
1010 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
1011 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
1012 II_RDHWR, FrmR, "rdhwr">;
1015 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
1016 SDPatternOperator Op = null_frag>:
1017 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
1018 !strconcat(opstr, " $rt, $rs, $pos, $size"),
1019 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], II_EXT,
1020 FrmR, opstr>, ISA_MIPS32R2;
1022 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
1023 SDPatternOperator Op = null_frag>:
1024 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
1025 !strconcat(opstr, " $rt, $rs, $pos, $size"),
1026 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
1027 II_INS, FrmR, opstr>, ISA_MIPS32R2 {
1028 let Constraints = "$src = $rt";
1031 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
1032 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
1033 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
1034 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
1036 // Atomic Compare & Swap.
1037 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
1038 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
1039 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
1041 class LLBase<string opstr, RegisterOperand RO> :
1042 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
1043 [], NoItinerary, FrmI> {
1044 let DecoderMethod = "DecodeMem";
1048 class SCBase<string opstr, RegisterOperand RO> :
1049 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
1050 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
1051 let DecoderMethod = "DecodeMem";
1053 let Constraints = "$rt = $dst";
1056 class MFC3OP<string asmstr, RegisterOperand RO, RegisterOperand RD> :
1057 InstSE<(outs RO:$rt), (ins RD:$rd, uimm16:$sel),
1058 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
1060 class MTC3OP<string asmstr, RegisterOperand RO, RegisterOperand RD> :
1061 InstSE<(outs RO:$rd), (ins RD:$rt, uimm16:$sel),
1062 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
1064 class TrapBase<Instruction RealInst>
1065 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
1066 PseudoInstExpansion<(RealInst 0, 0)> {
1068 let isTerminator = 1;
1069 let isCodeGenOnly = 1;
1072 //===----------------------------------------------------------------------===//
1073 // Pseudo instructions
1074 //===----------------------------------------------------------------------===//
1077 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
1078 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
1080 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
1081 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
1082 [(callseq_start timm:$amt)]>;
1083 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
1084 [(callseq_end timm:$amt1, timm:$amt2)]>;
1087 let usesCustomInserter = 1 in {
1088 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
1089 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
1090 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
1091 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
1092 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
1093 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
1094 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
1095 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
1096 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
1097 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
1098 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
1099 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
1100 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
1101 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
1102 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
1103 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
1104 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
1105 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
1107 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
1108 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
1109 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
1111 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
1112 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
1113 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
1116 /// Pseudo instructions for loading and storing accumulator registers.
1117 let isPseudo = 1, isCodeGenOnly = 1 in {
1118 def LOAD_ACC64 : Load<"", ACC64>;
1119 def STORE_ACC64 : Store<"", ACC64>;
1122 // We need these two pseudo instructions to avoid offset calculation for long
1123 // branches. See the comment in file MipsLongBranch.cpp for detailed
1126 // Expands to: lui $dst, %hi($tgt - $baltgt)
1127 def LONG_BRANCH_LUi : PseudoSE<(outs GPR32Opnd:$dst),
1128 (ins brtarget:$tgt, brtarget:$baltgt), []>;
1130 // Expands to: addiu $dst, $src, %lo($tgt - $baltgt)
1131 def LONG_BRANCH_ADDiu : PseudoSE<(outs GPR32Opnd:$dst),
1132 (ins GPR32Opnd:$src, brtarget:$tgt, brtarget:$baltgt), []>;
1134 //===----------------------------------------------------------------------===//
1135 // Instruction definition
1136 //===----------------------------------------------------------------------===//
1137 //===----------------------------------------------------------------------===//
1138 // MipsI Instructions
1139 //===----------------------------------------------------------------------===//
1141 /// Arithmetic Instructions (ALU Immediate)
1142 let AdditionalPredicates = [NotInMicroMips] in {
1143 def ADDiu : MMRel, StdMMR6Rel, ArithLogicI<"addiu", simm16, GPR32Opnd,
1144 II_ADDIU, immSExt16, add>,
1145 ADDI_FM<0x9>, IsAsCheapAsAMove;
1147 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>,
1148 ISA_MIPS1_NOT_32R6_64R6;
1149 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
1151 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
1153 let AdditionalPredicates = [NotInMicroMips] in {
1154 def ANDi : MMRel, StdMMR6Rel,
1155 ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI, immZExt16, and>,
1158 def ORi : MMRel, StdMMR6Rel,
1159 ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16, or>,
1161 def XORi : MMRel, StdMMR6Rel,
1162 ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI, immZExt16, xor>,
1164 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
1165 let AdditionalPredicates = [NotInMicroMips] in {
1166 /// Arithmetic Instructions (3-Operand, R-Type)
1167 def ADDu : MMRel, StdMMR6Rel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
1169 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
1172 let Defs = [HI0, LO0] in
1173 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
1174 ADD_FM<0x1c, 2>, ISA_MIPS32_NOT_32R6_64R6;
1175 def ADD : MMRel, StdMMR6Rel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
1176 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
1177 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
1178 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
1179 let AdditionalPredicates = [NotInMicroMips] in {
1180 def AND : MMRel, StdMMR6Rel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
1182 def OR : MMRel, StdMMR6Rel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
1184 def XOR : MMRel, StdMMR6Rel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
1187 def NOR : MMRel, StdMMR6Rel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
1189 /// Shift Instructions
1190 let AdditionalPredicates = [NotInMicroMips] in {
1191 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL, shl,
1192 immZExt5>, SRA_FM<0, 0>;
1193 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL, srl,
1194 immZExt5>, SRA_FM<2, 0>;
1196 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA, sra,
1197 immZExt5>, SRA_FM<3, 0>;
1198 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV, shl>,
1200 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV, srl>,
1202 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV, sra>,
1205 // Rotate Instructions
1206 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR, rotr,
1208 SRA_FM<2, 1>, ISA_MIPS32R2;
1209 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV, rotr>,
1210 SRLV_FM<6, 1>, ISA_MIPS32R2;
1212 /// Load and Store Instructions
1214 def LB : Load<"lb", GPR32Opnd, sextloadi8, II_LB>, MMRel, LW_FM<0x20>;
1215 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, II_LBU, addrDefault>, MMRel,
1217 def LH : Load<"lh", GPR32Opnd, sextloadi16, II_LH, addrDefault>, MMRel,
1219 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, II_LHU>, MMRel, LW_FM<0x25>;
1220 let AdditionalPredicates = [NotInMicroMips] in {
1221 def LW : Load<"lw", GPR32Opnd, load, II_LW, addrDefault>, MMRel,
1224 def SB : Store<"sb", GPR32Opnd, truncstorei8, II_SB>, MMRel, LW_FM<0x28>;
1225 def SH : Store<"sh", GPR32Opnd, truncstorei16, II_SH>, MMRel, LW_FM<0x29>;
1226 let AdditionalPredicates = [NotInMicroMips] in {
1227 def SW : Store<"sw", GPR32Opnd, store, II_SW>, MMRel, LW_FM<0x2b>;
1230 /// load/store left/right
1231 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1232 AdditionalPredicates = [NotInMicroMips] in {
1233 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, II_LWL>, LW_FM<0x22>,
1234 ISA_MIPS1_NOT_32R6_64R6;
1235 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, II_LWR>, LW_FM<0x26>,
1236 ISA_MIPS1_NOT_32R6_64R6;
1237 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, II_SWL>, LW_FM<0x2a>,
1238 ISA_MIPS1_NOT_32R6_64R6;
1239 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, II_SWR>, LW_FM<0x2e>,
1240 ISA_MIPS1_NOT_32R6_64R6;
1243 let AdditionalPredicates = [NotInMicroMips] in {
1244 // COP2 Memory Instructions
1245 def LWC2 : LW_FT2<"lwc2", COP2Opnd, NoItinerary, load>, LW_FM<0x32>,
1246 ISA_MIPS1_NOT_32R6_64R6;
1247 def SWC2 : SW_FT2<"swc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3a>,
1248 ISA_MIPS1_NOT_32R6_64R6;
1249 def LDC2 : LW_FT2<"ldc2", COP2Opnd, NoItinerary, load>, LW_FM<0x36>,
1250 ISA_MIPS2_NOT_32R6_64R6;
1251 def SDC2 : SW_FT2<"sdc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3e>,
1252 ISA_MIPS2_NOT_32R6_64R6;
1254 // COP3 Memory Instructions
1255 let DecoderNamespace = "COP3_" in {
1256 def LWC3 : LW_FT3<"lwc3", COP3Opnd, NoItinerary, load>, LW_FM<0x33>;
1257 def SWC3 : SW_FT3<"swc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3b>;
1258 def LDC3 : LW_FT3<"ldc3", COP3Opnd, NoItinerary, load>, LW_FM<0x37>,
1260 def SDC3 : SW_FT3<"sdc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3f>,
1265 def SYNC : MMRel, SYNC_FT<"sync">, SYNC_FM, ISA_MIPS32;
1266 def SYNCI : MMRel, SYNCI_FT<"synci">, SYNCI_FM, ISA_MIPS32R2;
1268 def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>, ISA_MIPS2;
1269 def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>, ISA_MIPS2;
1270 def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>, ISA_MIPS2;
1271 def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>, ISA_MIPS2;
1272 def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>, ISA_MIPS2;
1273 def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>, ISA_MIPS2;
1275 def TEQI : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>,
1276 ISA_MIPS2_NOT_32R6_64R6;
1277 def TGEI : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>,
1278 ISA_MIPS2_NOT_32R6_64R6;
1279 def TGEIU : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>,
1280 ISA_MIPS2_NOT_32R6_64R6;
1281 def TLTI : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>,
1282 ISA_MIPS2_NOT_32R6_64R6;
1283 def TTLTIU : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>,
1284 ISA_MIPS2_NOT_32R6_64R6;
1285 def TNEI : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>,
1286 ISA_MIPS2_NOT_32R6_64R6;
1288 let AdditionalPredicates = [NotInMicroMips] in {
1289 def BREAK : MMRel, StdMMR6Rel, BRK_FT<"break">, BRK_FM<0xd>;
1291 def SYSCALL : MMRel, SYS_FT<"syscall">, SYS_FM<0xc>;
1292 def TRAP : TrapBase<BREAK>;
1293 def SDBBP : MMRel, SYS_FT<"sdbbp">, SDBBP_FM, ISA_MIPS32_NOT_32R6_64R6;
1295 let AdditionalPredicates = [NotInMicroMips] in {
1296 def ERET : MMRel, ER_FT<"eret">, ER_FM<0x18, 0x0>, INSN_MIPS3_32;
1297 def ERETNC : MMRel, ER_FT<"eretnc">, ER_FM<0x18, 0x1>, ISA_MIPS32R5;
1299 def DERET : MMRel, ER_FT<"deret">, ER_FM<0x1f, 0x0>, ISA_MIPS32;
1301 let AdditionalPredicates = [NotInMicroMips] in {
1302 def EI : MMRel, StdMMR6Rel, DEI_FT<"ei", GPR32Opnd>, EI_FM<1>, ISA_MIPS32R2;
1304 def DI : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM<0>, ISA_MIPS32R2;
1306 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1307 AdditionalPredicates = [NotInMicroMips] in {
1308 def WAIT : WAIT_FT<"wait">, WAIT_FM;
1310 /// Load-linked, Store-conditional
1311 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>, ISA_MIPS2_NOT_32R6_64R6;
1312 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>, ISA_MIPS2_NOT_32R6_64R6;
1315 /// Jump and Branch Instructions
1316 def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
1317 AdditionalRequires<[RelocStatic]>, IsBranch;
1318 def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
1319 def BEQ : MMRel, CBranch<"beq", brtarget, seteq, GPR32Opnd>, BEQ_FM<4>;
1320 def BEQL : MMRel, CBranch<"beql", brtarget, seteq, GPR32Opnd, 0>,
1321 BEQ_FM<20>, ISA_MIPS2_NOT_32R6_64R6;
1322 def BNE : MMRel, CBranch<"bne", brtarget, setne, GPR32Opnd>, BEQ_FM<5>;
1323 def BNEL : MMRel, CBranch<"bnel", brtarget, setne, GPR32Opnd, 0>,
1324 BEQ_FM<21>, ISA_MIPS2_NOT_32R6_64R6;
1325 def BGEZ : MMRel, CBranchZero<"bgez", brtarget, setge, GPR32Opnd>,
1327 def BGEZL : MMRel, CBranchZero<"bgezl", brtarget, setge, GPR32Opnd, 0>,
1328 BGEZ_FM<1, 3>, ISA_MIPS2_NOT_32R6_64R6;
1329 def BGTZ : MMRel, CBranchZero<"bgtz", brtarget, setgt, GPR32Opnd>,
1331 def BGTZL : MMRel, CBranchZero<"bgtzl", brtarget, setgt, GPR32Opnd, 0>,
1332 BGEZ_FM<23, 0>, ISA_MIPS2_NOT_32R6_64R6;
1333 def BLEZ : MMRel, CBranchZero<"blez", brtarget, setle, GPR32Opnd>,
1335 def BLEZL : MMRel, CBranchZero<"blezl", brtarget, setle, GPR32Opnd, 0>,
1336 BGEZ_FM<22, 0>, ISA_MIPS2_NOT_32R6_64R6;
1337 def BLTZ : MMRel, CBranchZero<"bltz", brtarget, setlt, GPR32Opnd>,
1339 def BLTZL : MMRel, CBranchZero<"bltzl", brtarget, setlt, GPR32Opnd, 0>,
1340 BGEZ_FM<1, 2>, ISA_MIPS2_NOT_32R6_64R6;
1341 def B : UncondBranch<BEQ>;
1343 def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
1344 let AdditionalPredicates = [NotInMicroMips] in {
1345 def JALR : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1346 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1349 def JALX : MMRel, JumpLink<"jalx", calltarget>, FJ<0x1D>,
1350 ISA_MIPS32_NOT_32R6_64R6;
1351 def BGEZAL : MMRel, BGEZAL_FT<"bgezal", brtarget, GPR32Opnd>, BGEZAL_FM<0x11>,
1352 ISA_MIPS1_NOT_32R6_64R6;
1353 def BGEZALL : MMRel, BGEZAL_FT<"bgezall", brtarget, GPR32Opnd, 0>,
1354 BGEZAL_FM<0x13>, ISA_MIPS2_NOT_32R6_64R6;
1355 def BLTZAL : MMRel, BGEZAL_FT<"bltzal", brtarget, GPR32Opnd>, BGEZAL_FM<0x10>,
1356 ISA_MIPS1_NOT_32R6_64R6;
1357 def BLTZALL : MMRel, BGEZAL_FT<"bltzall", brtarget, GPR32Opnd, 0>,
1358 BGEZAL_FM<0x12>, ISA_MIPS2_NOT_32R6_64R6;
1359 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1360 def TAILCALL : TailCall<J>;
1361 def TAILCALL_R : TailCallReg<GPR32Opnd, JR>;
1363 // Indirect branches are matched as PseudoIndirectBranch/PseudoIndirectBranch64
1364 // then are expanded to JR, JR64, JALR, or JALR64 depending on the ISA.
1365 class PseudoIndirectBranchBase<RegisterOperand RO> :
1366 MipsPseudo<(outs), (ins RO:$rs), [(brind RO:$rs)], IIBranch> {
1369 let hasDelaySlot = 1;
1371 let isIndirectBranch = 1;
1374 def PseudoIndirectBranch : PseudoIndirectBranchBase<GPR32Opnd>;
1376 // Return instructions are matched as a RetRA instruction, then ar expanded
1377 // into PseudoReturn/PseudoReturn64 after register allocation. Finally,
1378 // MipsAsmPrinter expands this into JR, JR64, JALR, or JALR64 depending on the
1380 class PseudoReturnBase<RegisterOperand RO> : MipsPseudo<(outs), (ins RO:$rs),
1382 let isTerminator = 1;
1384 let hasDelaySlot = 1;
1386 let isCodeGenOnly = 1;
1388 let hasExtraSrcRegAllocReq = 1;
1391 def PseudoReturn : PseudoReturnBase<GPR32Opnd>;
1393 // Exception handling related node and instructions.
1394 // The conversion sequence is:
1395 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1396 // MIPSeh_return -> (stack change + indirect branch)
1398 // MIPSeh_return takes the place of regular return instruction
1399 // but takes two arguments (V1, V0) which are used for storing
1400 // the offset and return address respectively.
1401 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1403 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1404 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1406 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1407 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1408 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1409 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1411 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1414 /// Multiply and Divide Instructions.
1415 def MULT : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
1416 MULT_FM<0, 0x18>, ISA_MIPS1_NOT_32R6_64R6;
1417 def MULTu : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
1418 MULT_FM<0, 0x19>, ISA_MIPS1_NOT_32R6_64R6;
1419 def SDIV : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
1420 MULT_FM<0, 0x1a>, ISA_MIPS1_NOT_32R6_64R6;
1421 def UDIV : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
1422 MULT_FM<0, 0x1b>, ISA_MIPS1_NOT_32R6_64R6;
1424 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>,
1425 ISA_MIPS1_NOT_32R6_64R6;
1426 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>,
1427 ISA_MIPS1_NOT_32R6_64R6;
1428 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1429 AdditionalPredicates = [NotInMicroMips] in {
1430 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>,
1431 ISA_MIPS1_NOT_32R6_64R6;
1432 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>,
1433 ISA_MIPS1_NOT_32R6_64R6;
1436 /// Sign Ext In Register Instructions.
1437 def SEB : MMRel, StdMMR6Rel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
1438 SEB_FM<0x10, 0x20>, ISA_MIPS32R2;
1439 def SEH : MMRel, StdMMR6Rel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
1440 SEB_FM<0x18, 0x20>, ISA_MIPS32R2;
1443 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>,
1444 ISA_MIPS32_NOT_32R6_64R6;
1445 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>,
1446 ISA_MIPS32_NOT_32R6_64R6;
1448 /// Word Swap Bytes Within Halfwords
1449 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>, ISA_MIPS32R2;
1452 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1454 // FrameIndexes are legalized when they are operands from load/store
1455 // instructions. The same not happens for stack address copies, so an
1456 // add op with mem ComplexPattern is used and the stack address copy
1457 // can be matched. It's similar to Sparc LEA_ADDRi
1458 def LEA_ADDiu : MMRel, EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1461 def MADD : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM<0x1c, 0>,
1462 ISA_MIPS32_NOT_32R6_64R6;
1463 def MADDU : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM<0x1c, 1>,
1464 ISA_MIPS32_NOT_32R6_64R6;
1465 def MSUB : MMRel, MArithR<"msub", II_MSUB>, MULT_FM<0x1c, 4>,
1466 ISA_MIPS32_NOT_32R6_64R6;
1467 def MSUBU : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM<0x1c, 5>,
1468 ISA_MIPS32_NOT_32R6_64R6;
1470 let AdditionalPredicates = [NotDSP] in {
1471 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, II_MULT>,
1472 ISA_MIPS1_NOT_32R6_64R6;
1473 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, II_MULTU>,
1474 ISA_MIPS1_NOT_32R6_64R6;
1475 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>, ISA_MIPS1_NOT_32R6_64R6;
1476 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>, ISA_MIPS1_NOT_32R6_64R6;
1477 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>, ISA_MIPS1_NOT_32R6_64R6;
1478 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd, II_MADD>,
1479 ISA_MIPS32_NOT_32R6_64R6;
1480 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu, II_MADDU>,
1481 ISA_MIPS32_NOT_32R6_64R6;
1482 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub, II_MSUB>,
1483 ISA_MIPS32_NOT_32R6_64R6;
1484 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu, II_MSUBU>,
1485 ISA_MIPS32_NOT_32R6_64R6;
1488 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, II_DIV,
1489 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1490 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, II_DIVU,
1491 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1493 def RDHWR : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1495 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1496 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1498 /// Move Control Registers From/To CPU Registers
1499 def MFC0 : MFC3OP<"mfc0", GPR32Opnd, COP0Opnd>, MFC3OP_FM<0x10, 0>, ISA_MIPS32;
1500 def MTC0 : MTC3OP<"mtc0", COP0Opnd, GPR32Opnd>, MFC3OP_FM<0x10, 4>, ISA_MIPS32;
1501 def MFC2 : MFC3OP<"mfc2", GPR32Opnd, COP2Opnd>, MFC3OP_FM<0x12, 0>;
1502 def MTC2 : MTC3OP<"mtc2", COP2Opnd, GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1504 class Barrier<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1506 def SSNOP : MMRel, Barrier<"ssnop">, BARRIER_FM<1>;
1507 def EHB : MMRel, Barrier<"ehb">, BARRIER_FM<3>;
1508 def PAUSE : MMRel, Barrier<"pause">, BARRIER_FM<5>, ISA_MIPS32R2;
1510 // JR_HB and JALR_HB are defined here using the new style naming
1511 // scheme because some of this code is shared with Mips32r6InstrInfo.td
1512 // and because of that it doesn't follow the naming convention of the
1513 // rest of the file. To avoid a mixture of old vs new style, the new
1514 // style was chosen.
1515 class JR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1516 dag OutOperandList = (outs);
1517 dag InOperandList = (ins GPROpnd:$rs);
1518 string AsmString = !strconcat(instr_asm, "\t$rs");
1519 list<dag> Pattern = [];
1522 class JALR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1523 dag OutOperandList = (outs GPROpnd:$rd);
1524 dag InOperandList = (ins GPROpnd:$rs);
1525 string AsmString = !strconcat(instr_asm, "\t$rd, $rs");
1526 list<dag> Pattern = [];
1529 class JR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1530 JR_HB_DESC_BASE<"jr.hb", GPR32Opnd> {
1532 let isIndirectBranch=1;
1538 class JALR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1539 JALR_HB_DESC_BASE<"jalr.hb", GPR32Opnd> {
1540 let isIndirectBranch=1;
1544 class JR_HB_ENC : JR_HB_FM<8>;
1545 class JALR_HB_ENC : JALR_HB_FM<9>;
1547 def JR_HB : JR_HB_DESC, JR_HB_ENC, ISA_MIPS32_NOT_32R6_64R6;
1548 def JALR_HB : JALR_HB_DESC, JALR_HB_ENC, ISA_MIPS32;
1550 class TLB<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1552 def TLBP : MMRel, TLB<"tlbp">, COP0_TLB_FM<0x08>;
1553 def TLBR : MMRel, TLB<"tlbr">, COP0_TLB_FM<0x01>;
1554 def TLBWI : MMRel, TLB<"tlbwi">, COP0_TLB_FM<0x02>;
1555 def TLBWR : MMRel, TLB<"tlbwr">, COP0_TLB_FM<0x06>;
1557 class CacheOp<string instr_asm, Operand MemOpnd> :
1558 InstSE<(outs), (ins MemOpnd:$addr, uimm5:$hint),
1559 !strconcat(instr_asm, "\t$hint, $addr"), [], NoItinerary, FrmOther,
1561 let DecoderMethod = "DecodeCacheOp";
1564 def CACHE : MMRel, CacheOp<"cache", mem>, CACHEOP_FM<0b101111>,
1565 INSN_MIPS3_32_NOT_32R6_64R6;
1566 def PREF : MMRel, CacheOp<"pref", mem>, CACHEOP_FM<0b110011>,
1567 INSN_MIPS3_32_NOT_32R6_64R6;
1569 //===----------------------------------------------------------------------===//
1570 // Instruction aliases
1571 //===----------------------------------------------------------------------===//
1572 def : MipsInstAlias<"move $dst, $src",
1573 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src,ZERO), 1>,
1575 let AdditionalPredicates = [NotInMicroMips];
1577 def : MipsInstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>,
1578 ISA_MIPS1_NOT_32R6_64R6;
1579 def : MipsInstAlias<"addu $rs, $rt, $imm",
1580 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1581 def : MipsInstAlias<"addu $rs, $imm",
1582 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1583 def : MipsInstAlias<"add $rs, $rt, $imm",
1584 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>,
1585 ISA_MIPS1_NOT_32R6_64R6;
1586 def : MipsInstAlias<"add $rs, $imm",
1587 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>,
1588 ISA_MIPS1_NOT_32R6_64R6;
1589 def : MipsInstAlias<"and $rs, $rt, $imm",
1590 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1591 def : MipsInstAlias<"and $rs, $imm",
1592 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1593 def : MipsInstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1594 let Predicates = [NotInMicroMips] in {
1595 def : MipsInstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1597 def : MipsInstAlias<"jalr.hb $rs", (JALR_HB RA, GPR32Opnd:$rs), 1>, ISA_MIPS32;
1598 def : MipsInstAlias<"not $rt, $rs",
1599 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1600 def : MipsInstAlias<"neg $rt, $rs",
1601 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1602 def : MipsInstAlias<"negu $rt",
1603 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rt), 0>;
1604 def : MipsInstAlias<"negu $rt, $rs",
1605 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1606 def : MipsInstAlias<"slt $rs, $rt, $imm",
1607 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1608 def : MipsInstAlias<"sltu $rt, $rs, $imm",
1609 (SLTiu GPR32Opnd:$rt, GPR32Opnd:$rs, simm16:$imm), 0>;
1610 def : MipsInstAlias<"xor $rs, $rt, $imm",
1611 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1612 def : MipsInstAlias<"xor $rs, $imm",
1613 (XORi GPR32Opnd:$rs, GPR32Opnd:$rs, uimm16:$imm), 0>;
1614 def : MipsInstAlias<"or $rs, $rt, $imm",
1615 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1616 def : MipsInstAlias<"or $rs, $imm",
1617 (ORi GPR32Opnd:$rs, GPR32Opnd:$rs, uimm16:$imm), 0>;
1618 let AdditionalPredicates = [NotInMicroMips] in {
1619 def : MipsInstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1621 def : MipsInstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, COP0Opnd:$rd, 0), 0>;
1622 def : MipsInstAlias<"mtc0 $rt, $rd", (MTC0 COP0Opnd:$rd, GPR32Opnd:$rt, 0), 0>;
1623 def : MipsInstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, COP2Opnd:$rd, 0), 0>;
1624 def : MipsInstAlias<"mtc2 $rt, $rd", (MTC2 COP2Opnd:$rd, GPR32Opnd:$rt, 0), 0>;
1625 let AdditionalPredicates = [NotInMicroMips] in {
1626 def : MipsInstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1628 def : MipsInstAlias<"bnez $rs,$offset",
1629 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1630 def : MipsInstAlias<"bnezl $rs,$offset",
1631 (BNEL GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1632 def : MipsInstAlias<"beqz $rs,$offset",
1633 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1634 def : MipsInstAlias<"beqzl $rs,$offset",
1635 (BEQL GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1636 def : MipsInstAlias<"syscall", (SYSCALL 0), 1>;
1638 def : MipsInstAlias<"break", (BREAK 0, 0), 1>;
1639 def : MipsInstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1640 let AdditionalPredicates = [NotInMicroMips] in {
1641 def : MipsInstAlias<"ei", (EI ZERO), 1>, ISA_MIPS32R2;
1643 def : MipsInstAlias<"di", (DI ZERO), 1>, ISA_MIPS32R2;
1645 def : MipsInstAlias<"teq $rs, $rt",
1646 (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1647 def : MipsInstAlias<"tge $rs, $rt",
1648 (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1649 def : MipsInstAlias<"tgeu $rs, $rt",
1650 (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1651 def : MipsInstAlias<"tlt $rs, $rt",
1652 (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1653 def : MipsInstAlias<"tltu $rs, $rt",
1654 (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1655 def : MipsInstAlias<"tne $rs, $rt",
1656 (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1658 def : MipsInstAlias<"sll $rd, $rt, $rs",
1659 (SLLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1660 def : MipsInstAlias<"sub, $rd, $rs, $imm",
1661 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs,
1662 InvertedImOperand:$imm), 0>, ISA_MIPS1_NOT_32R6_64R6;
1663 def : MipsInstAlias<"sub $rs, $imm",
1664 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, InvertedImOperand:$imm),
1665 0>, ISA_MIPS1_NOT_32R6_64R6;
1666 def : MipsInstAlias<"subu, $rd, $rs, $imm",
1667 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs,
1668 InvertedImOperand:$imm), 0>;
1669 def : MipsInstAlias<"subu $rs, $imm", (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs,
1670 InvertedImOperand:$imm), 0>;
1671 def : MipsInstAlias<"sra $rd, $rt, $rs",
1672 (SRAV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1673 def : MipsInstAlias<"srl $rd, $rt, $rs",
1674 (SRLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1675 def : MipsInstAlias<"sdbbp", (SDBBP 0)>, ISA_MIPS32_NOT_32R6_64R6;
1676 def : MipsInstAlias<"sync",
1677 (SYNC 0), 1>, ISA_MIPS2;
1678 //===----------------------------------------------------------------------===//
1679 // Assembler Pseudo Instructions
1680 //===----------------------------------------------------------------------===//
1682 class LoadImmediate32<string instr_asm, Operand Od, RegisterOperand RO> :
1683 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1684 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1685 def LoadImm32 : LoadImmediate32<"li", uimm5, GPR32Opnd>;
1687 class LoadAddressFromReg32<string instr_asm, Operand MemOpnd,
1688 RegisterOperand RO> :
1689 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1690 !strconcat(instr_asm, "\t$rt, $addr")> ;
1691 def LoadAddrReg32 : LoadAddressFromReg32<"la", mem, GPR32Opnd>;
1693 class LoadAddressFromImm32<string instr_asm, Operand Od, RegisterOperand RO> :
1694 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1695 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1696 def LoadAddrImm32 : LoadAddressFromImm32<"la", uimm5, GPR32Opnd>;
1698 def JalTwoReg : MipsAsmPseudoInst<(outs GPR32Opnd:$rd), (ins GPR32Opnd:$rs),
1700 def JalOneReg : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs),
1703 let hasDelaySlot = 1 in {
1704 def BneImm : MipsAsmPseudoInst<(outs GPR32Opnd:$rt),
1705 (ins imm64:$imm64, brtarget:$offset),
1706 "bne\t$rt, $imm64, $offset">;
1707 def BeqImm : MipsAsmPseudoInst<(outs GPR32Opnd:$rt),
1708 (ins imm64:$imm64, brtarget:$offset),
1709 "beq\t$rt, $imm64, $offset">;
1711 class CondBranchPseudo<string instr_asm> :
1712 MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt,
1714 !strconcat(instr_asm, "\t$rs, $rt, $offset")>;
1717 def BLT : CondBranchPseudo<"blt">;
1718 def BLE : CondBranchPseudo<"ble">;
1719 def BGE : CondBranchPseudo<"bge">;
1720 def BGT : CondBranchPseudo<"bgt">;
1721 def BLTU : CondBranchPseudo<"bltu">;
1722 def BLEU : CondBranchPseudo<"bleu">;
1723 def BGEU : CondBranchPseudo<"bgeu">;
1724 def BGTU : CondBranchPseudo<"bgtu">;
1726 def Ulhu : MipsAsmPseudoInst<(outs GPR32Opnd:$rt), (ins mem:$addr),
1727 "ulhu\t$rt, $addr">, ISA_MIPS1_NOT_32R6_64R6;
1729 def Ulw : MipsAsmPseudoInst<(outs GPR32Opnd:$rt), (ins mem:$addr),
1730 "ulw\t$rt, $addr">, ISA_MIPS1_NOT_32R6_64R6;
1732 //===----------------------------------------------------------------------===//
1733 // Arbitrary patterns that map to one or more instructions
1734 //===----------------------------------------------------------------------===//
1736 // Load/store pattern templates.
1737 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1738 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1740 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1741 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1744 let AdditionalPredicates = [NotInMicroMips] in {
1745 def : MipsPat<(i32 immSExt16:$in),
1746 (ADDiu ZERO, imm:$in)>;
1747 def : MipsPat<(i32 immZExt16:$in),
1748 (ORi ZERO, imm:$in)>;
1750 def : MipsPat<(i32 immLow16Zero:$in),
1751 (LUi (HI16 imm:$in))>;
1753 // Arbitrary immediates
1754 def : MipsPat<(i32 imm:$imm),
1755 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1757 // Carry MipsPatterns
1758 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1759 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1760 let AdditionalPredicates = [NotDSP] in {
1761 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1762 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1763 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1764 (ADDiu GPR32:$src, imm:$imm)>;
1767 // Support multiplication for pre-Mips32 targets that don't have
1768 // the MUL instruction.
1769 def : MipsPat<(mul GPR32:$lhs, GPR32:$rhs),
1770 (PseudoMFLO (PseudoMULT GPR32:$lhs, GPR32:$rhs))>,
1771 ISA_MIPS1_NOT_32R6_64R6;
1774 def : MipsPat<(MipsSync (i32 immz)),
1775 (SYNC 0)>, ISA_MIPS2;
1778 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1779 (JAL tglobaladdr:$dst)>;
1780 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1781 (JAL texternalsym:$dst)>;
1782 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1783 // (JALR GPR32:$dst)>;
1786 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1787 (TAILCALL tglobaladdr:$dst)>;
1788 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1789 (TAILCALL texternalsym:$dst)>;
1791 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1792 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1793 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1794 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1795 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1796 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1798 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1799 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1800 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1801 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1802 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1803 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1805 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1806 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1807 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1808 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1809 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1810 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1811 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1812 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1813 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1814 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1817 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1818 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1819 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1820 (ADDiu GPR32:$gp, tconstpool:$in)>;
1823 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1824 MipsPat<(MipsWrapper RC:$gp, node:$in),
1825 (ADDiuOp RC:$gp, node:$in)>;
1827 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1828 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1829 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1830 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1831 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1832 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1834 let AdditionalPredicates = [NotInMicroMips] in {
1835 // Mips does not have "not", so we expand our way
1836 def : MipsPat<(not GPR32:$in),
1837 (NOR GPR32Opnd:$in, ZERO)>;
1841 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1842 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1843 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1846 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1849 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1850 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1851 Instruction SLTiuOp, Register ZEROReg> {
1852 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1853 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1854 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1855 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1857 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1858 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1859 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1860 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1861 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1862 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1863 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1864 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1865 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1866 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1867 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1868 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1870 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1871 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1872 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1873 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1875 def : MipsPat<(brcond RC:$cond, bb:$dst),
1876 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1879 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1881 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1882 (BLEZ i32:$lhs, bb:$dst)>;
1883 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1884 (BGEZ i32:$lhs, bb:$dst)>;
1887 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1888 Instruction SLTuOp, Register ZEROReg> {
1889 def : MipsPat<(seteq RC:$lhs, 0),
1890 (SLTiuOp RC:$lhs, 1)>;
1891 def : MipsPat<(setne RC:$lhs, 0),
1892 (SLTuOp ZEROReg, RC:$lhs)>;
1893 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1894 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1895 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1896 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1899 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1900 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1901 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1902 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1903 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1906 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1907 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1908 (SLTOp RC:$rhs, RC:$lhs)>;
1909 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1910 (SLTuOp RC:$rhs, RC:$lhs)>;
1913 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1914 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1915 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1916 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1917 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1920 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1921 Instruction SLTiuOp> {
1922 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1923 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1924 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1925 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1928 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1929 defm : SetlePats<GPR32, SLT, SLTu>;
1930 defm : SetgtPats<GPR32, SLT, SLTu>;
1931 defm : SetgePats<GPR32, SLT, SLTu>;
1932 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1935 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1937 // Load halfword/word patterns.
1938 let AddedComplexity = 40 in {
1939 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1940 def : LoadRegImmPat<LH, i32, sextloadi16>;
1941 let AdditionalPredicates = [NotInMicroMips] in {
1942 def : LoadRegImmPat<LW, i32, load>;
1946 //===----------------------------------------------------------------------===//
1947 // Floating Point Support
1948 //===----------------------------------------------------------------------===//
1950 include "MipsInstrFPU.td"
1951 include "Mips64InstrInfo.td"
1952 include "MipsCondMov.td"
1954 include "Mips32r6InstrInfo.td"
1955 include "Mips64r6InstrInfo.td"
1960 include "Mips16InstrFormats.td"
1961 include "Mips16InstrInfo.td"
1964 include "MipsDSPInstrFormats.td"
1965 include "MipsDSPInstrInfo.td"
1968 include "MipsMSAInstrFormats.td"
1969 include "MipsMSAInstrInfo.td"
1972 include "MicroMipsInstrFormats.td"
1973 include "MicroMipsInstrInfo.td"
1974 include "MicroMipsInstrFPU.td"
1977 include "MicroMips32r6InstrFormats.td"
1978 include "MicroMips32r6InstrInfo.td"