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 HasMicroMips64r6 : Predicate<"Subtarget->inMicroMips64r6Mode()">,
190 AssemblerPredicate<"FeatureMicroMips,FeatureMips64r6">;
191 def InMips16Mode : Predicate<"Subtarget->inMips16Mode()">,
192 AssemblerPredicate<"FeatureMips16">;
193 def HasCnMips : Predicate<"Subtarget->hasCnMips()">,
194 AssemblerPredicate<"FeatureCnMips">;
195 def RelocStatic : Predicate<"TM.getRelocationModel() == Reloc::Static">;
196 def RelocPIC : Predicate<"TM.getRelocationModel() == Reloc::PIC_">;
197 def NoNaNsFPMath : Predicate<"TM.Options.NoNaNsFPMath">;
198 def HasStdEnc : Predicate<"Subtarget->hasStandardEncoding()">,
199 AssemblerPredicate<"!FeatureMips16">;
200 def NotDSP : Predicate<"!Subtarget->hasDSP()">;
201 def InMicroMips : Predicate<"Subtarget->inMicroMipsMode()">,
202 AssemblerPredicate<"FeatureMicroMips">;
203 def NotInMicroMips : Predicate<"!Subtarget->inMicroMipsMode()">,
204 AssemblerPredicate<"!FeatureMicroMips">;
205 def IsLE : Predicate<"Subtarget->isLittle()">;
206 def IsBE : Predicate<"!Subtarget->isLittle()">;
207 def IsNotNaCl : Predicate<"!Subtarget->isTargetNaCl()">;
208 def UseTCCInDIV : AssemblerPredicate<"FeatureUseTCCInDIV">;
210 //===----------------------------------------------------------------------===//
211 // Mips GPR size adjectives.
212 // They are mutually exclusive.
213 //===----------------------------------------------------------------------===//
215 class GPR_32 { list<Predicate> GPRPredicates = [IsGP32bit]; }
216 class GPR_64 { list<Predicate> GPRPredicates = [IsGP64bit]; }
218 //===----------------------------------------------------------------------===//
219 // Mips ISA/ASE membership and instruction group membership adjectives.
220 // They are mutually exclusive.
221 //===----------------------------------------------------------------------===//
223 // FIXME: I'd prefer to use additive predicates to build the instruction sets
224 // but we are short on assembler feature bits at the moment. Using a
225 // subtractive predicate will hopefully keep us under the 32 predicate
226 // limit long enough to develop an alternative way to handle P1||P2
228 class ISA_MIPS1_NOT_4_32 {
229 list<Predicate> InsnPredicates = [NotMips4_32];
231 class ISA_MIPS1_NOT_32R6_64R6 {
232 list<Predicate> InsnPredicates = [NotMips32r6, NotMips64r6];
234 class ISA_MIPS2 { list<Predicate> InsnPredicates = [HasMips2]; }
235 class ISA_MIPS2_NOT_32R6_64R6 {
236 list<Predicate> InsnPredicates = [HasMips2, NotMips32r6, NotMips64r6];
238 class ISA_MIPS3 { list<Predicate> InsnPredicates = [HasMips3]; }
239 class ISA_MIPS3_NOT_32R6_64R6 {
240 list<Predicate> InsnPredicates = [HasMips3, NotMips32r6, NotMips64r6];
242 class ISA_MIPS32 { list<Predicate> InsnPredicates = [HasMips32]; }
243 class ISA_MIPS32_NOT_32R6_64R6 {
244 list<Predicate> InsnPredicates = [HasMips32, NotMips32r6, NotMips64r6];
246 class ISA_MIPS32R2 { list<Predicate> InsnPredicates = [HasMips32r2]; }
247 class ISA_MIPS32R2_NOT_32R6_64R6 {
248 list<Predicate> InsnPredicates = [HasMips32r2, NotMips32r6, NotMips64r6];
250 class ISA_MIPS32R5 { list<Predicate> InsnPredicates = [HasMips32r5]; }
251 class ISA_MIPS64 { list<Predicate> InsnPredicates = [HasMips64]; }
252 class ISA_MIPS64_NOT_64R6 {
253 list<Predicate> InsnPredicates = [HasMips64, NotMips64r6];
255 class ISA_MIPS64R2 { list<Predicate> InsnPredicates = [HasMips64r2]; }
256 class ISA_MIPS32R6 { list<Predicate> InsnPredicates = [HasMips32r6]; }
257 class ISA_MIPS64R6 { list<Predicate> InsnPredicates = [HasMips64r6]; }
258 class ISA_MICROMIPS { list<Predicate> InsnPredicates = [InMicroMips]; }
259 class ISA_MICROMIPS32R6 {
260 list<Predicate> InsnPredicates = [HasMicroMips32r6];
262 class ISA_MICROMIPS64R6 {
263 list<Predicate> InsnPredicates = [HasMicroMips64r6];
266 // The portions of MIPS-III that were also added to MIPS32
267 class INSN_MIPS3_32 { list<Predicate> InsnPredicates = [HasMips3_32]; }
269 // The portions of MIPS-III that were also added to MIPS32 but were removed in
270 // MIPS32r6 and MIPS64r6.
271 class INSN_MIPS3_32_NOT_32R6_64R6 {
272 list<Predicate> InsnPredicates = [HasMips3_32, NotMips32r6, NotMips64r6];
275 // The portions of MIPS-III that were also added to MIPS32
276 class INSN_MIPS3_32R2 { list<Predicate> InsnPredicates = [HasMips3_32r2]; }
278 // The portions of MIPS-IV that were also added to MIPS32 but were removed in
279 // MIPS32r6 and MIPS64r6.
280 class INSN_MIPS4_32_NOT_32R6_64R6 {
281 list<Predicate> InsnPredicates = [HasMips4_32, NotMips32r6, NotMips64r6];
284 // The portions of MIPS-IV that were also added to MIPS32r2 but were removed in
285 // MIPS32r6 and MIPS64r6.
286 class INSN_MIPS4_32R2_NOT_32R6_64R6 {
287 list<Predicate> InsnPredicates = [HasMips4_32r2, NotMips32r6, NotMips64r6];
290 // The portions of MIPS-V that were also added to MIPS32r2 but were removed in
291 // MIPS32r6 and MIPS64r6.
292 class INSN_MIPS5_32R2_NOT_32R6_64R6 {
293 list<Predicate> InsnPredicates = [HasMips5_32r2, NotMips32r6, NotMips64r6];
296 //===----------------------------------------------------------------------===//
298 class MipsPat<dag pattern, dag result> : Pat<pattern, result>, PredicateControl {
299 let EncodingPredicates = [HasStdEnc];
302 class MipsInstAlias<string Asm, dag Result, bit Emit = 0b1> :
303 InstAlias<Asm, Result, Emit>, PredicateControl;
306 bit isCommutable = 1;
323 bit isTerminator = 1;
326 bit hasExtraSrcRegAllocReq = 1;
327 bit isCodeGenOnly = 1;
330 class IsAsCheapAsAMove {
331 bit isAsCheapAsAMove = 1;
334 class NeverHasSideEffects {
335 bit hasSideEffects = 0;
338 //===----------------------------------------------------------------------===//
339 // Instruction format superclass
340 //===----------------------------------------------------------------------===//
342 include "MipsInstrFormats.td"
344 //===----------------------------------------------------------------------===//
345 // Mips Operand, Complex Patterns and Transformations Definitions.
346 //===----------------------------------------------------------------------===//
348 def MipsJumpTargetAsmOperand : AsmOperandClass {
349 let Name = "JumpTarget";
350 let ParserMethod = "parseJumpTarget";
351 let PredicateMethod = "isImm";
352 let RenderMethod = "addImmOperands";
355 // Instruction operand types
356 def jmptarget : Operand<OtherVT> {
357 let EncoderMethod = "getJumpTargetOpValue";
358 let ParserMatchClass = MipsJumpTargetAsmOperand;
360 def brtarget : Operand<OtherVT> {
361 let EncoderMethod = "getBranchTargetOpValue";
362 let OperandType = "OPERAND_PCREL";
363 let DecoderMethod = "DecodeBranchTarget";
364 let ParserMatchClass = MipsJumpTargetAsmOperand;
366 def calltarget : Operand<iPTR> {
367 let EncoderMethod = "getJumpTargetOpValue";
368 let ParserMatchClass = MipsJumpTargetAsmOperand;
371 def imm64: Operand<i64>;
373 def simm9 : Operand<i32>;
374 def simm10 : Operand<i32>;
375 def simm11 : Operand<i32>;
377 def simm16 : Operand<i32> {
378 let DecoderMethod= "DecodeSimm16";
381 def simm19_lsl2 : Operand<i32> {
382 let EncoderMethod = "getSimm19Lsl2Encoding";
383 let DecoderMethod = "DecodeSimm19Lsl2";
384 let ParserMatchClass = MipsJumpTargetAsmOperand;
387 def simm18_lsl3 : Operand<i32> {
388 let EncoderMethod = "getSimm18Lsl3Encoding";
389 let DecoderMethod = "DecodeSimm18Lsl3";
390 let ParserMatchClass = MipsJumpTargetAsmOperand;
393 def simm20 : Operand<i32> {
396 def uimm20 : Operand<i32> {
399 def MipsUImm10AsmOperand : AsmOperandClass {
401 let RenderMethod = "addImmOperands";
402 let ParserMethod = "parseImm";
403 let PredicateMethod = "isUImm<10>";
406 def uimm10 : Operand<i32> {
407 let ParserMatchClass = MipsUImm10AsmOperand;
410 def simm16_64 : Operand<i64> {
411 let DecoderMethod = "DecodeSimm16";
415 def uimmz : Operand<i32> {
416 let PrintMethod = "printUnsignedImm";
420 def uimm2 : Operand<i32> {
421 let PrintMethod = "printUnsignedImm";
424 def uimm3 : Operand<i32> {
425 let PrintMethod = "printUnsignedImm";
428 def uimm5 : Operand<i32> {
429 let PrintMethod = "printUnsignedImm";
432 def uimm6 : Operand<i32> {
433 let PrintMethod = "printUnsignedImm";
436 def uimm16 : Operand<i32> {
437 let PrintMethod = "printUnsignedImm";
440 def pcrel16 : Operand<i32> {
443 def MipsMemAsmOperand : AsmOperandClass {
445 let ParserMethod = "parseMemOperand";
448 def MipsMemSimm11AsmOperand : AsmOperandClass {
449 let Name = "MemOffsetSimm11";
450 let SuperClasses = [MipsMemAsmOperand];
451 let RenderMethod = "addMemOperands";
452 let ParserMethod = "parseMemOperand";
453 let PredicateMethod = "isMemWithSimmOffset<11>";
456 def MipsMemSimm16AsmOperand : AsmOperandClass {
457 let Name = "MemOffsetSimm16";
458 let SuperClasses = [MipsMemAsmOperand];
459 let RenderMethod = "addMemOperands";
460 let ParserMethod = "parseMemOperand";
461 let PredicateMethod = "isMemWithSimmOffset<16>";
464 def MipsInvertedImmoperand : AsmOperandClass {
466 let RenderMethod = "addImmOperands";
467 let ParserMethod = "parseInvNum";
470 def InvertedImOperand : Operand<i32> {
471 let ParserMatchClass = MipsInvertedImmoperand;
474 def InvertedImOperand64 : Operand<i64> {
475 let ParserMatchClass = MipsInvertedImmoperand;
478 class mem_generic : Operand<iPTR> {
479 let PrintMethod = "printMemOperand";
480 let MIOperandInfo = (ops ptr_rc, simm16);
481 let EncoderMethod = "getMemEncoding";
482 let ParserMatchClass = MipsMemAsmOperand;
483 let OperandType = "OPERAND_MEMORY";
487 def mem : mem_generic;
489 // MSA specific address operand
490 def mem_msa : mem_generic {
491 let MIOperandInfo = (ops ptr_rc, simm10);
492 let EncoderMethod = "getMSAMemEncoding";
495 def mem_simm9 : mem_generic {
496 let MIOperandInfo = (ops ptr_rc, simm9);
497 let EncoderMethod = "getMemEncoding";
500 def mem_simm11 : mem_generic {
501 let MIOperandInfo = (ops ptr_rc, simm11);
502 let EncoderMethod = "getMemEncoding";
503 let ParserMatchClass = MipsMemSimm11AsmOperand;
506 def mem_simm16 : mem_generic {
507 let MIOperandInfo = (ops ptr_rc, simm16);
508 let EncoderMethod = "getMemEncoding";
509 let ParserMatchClass = MipsMemSimm16AsmOperand;
512 def mem_ea : Operand<iPTR> {
513 let PrintMethod = "printMemOperandEA";
514 let MIOperandInfo = (ops ptr_rc, simm16);
515 let EncoderMethod = "getMemEncoding";
516 let OperandType = "OPERAND_MEMORY";
519 def PtrRC : Operand<iPTR> {
520 let MIOperandInfo = (ops ptr_rc);
521 let DecoderMethod = "DecodePtrRegisterClass";
522 let ParserMatchClass = GPR32AsmOperand;
525 // size operand of ext instruction
526 def size_ext : Operand<i32> {
527 let EncoderMethod = "getSizeExtEncoding";
528 let DecoderMethod = "DecodeExtSize";
531 // size operand of ins instruction
532 def size_ins : Operand<i32> {
533 let EncoderMethod = "getSizeInsEncoding";
534 let DecoderMethod = "DecodeInsSize";
537 // Transformation Function - get the lower 16 bits.
538 def LO16 : SDNodeXForm<imm, [{
539 return getImm(N, N->getZExtValue() & 0xFFFF);
542 // Transformation Function - get the higher 16 bits.
543 def HI16 : SDNodeXForm<imm, [{
544 return getImm(N, (N->getZExtValue() >> 16) & 0xFFFF);
548 def Plus1 : SDNodeXForm<imm, [{ return getImm(N, N->getSExtValue() + 1); }]>;
550 // Node immediate is zero (e.g. insve.d)
551 def immz : PatLeaf<(imm), [{ return N->getSExtValue() == 0; }]>;
553 // Node immediate fits as 16-bit sign extended on target immediate.
555 def immSExt8 : PatLeaf<(imm), [{ return isInt<8>(N->getSExtValue()); }]>;
557 // Node immediate fits as 16-bit sign extended on target immediate.
559 def immSExt16 : PatLeaf<(imm), [{ return isInt<16>(N->getSExtValue()); }]>;
561 // Node immediate fits as 15-bit sign extended on target immediate.
563 def immSExt15 : PatLeaf<(imm), [{ return isInt<15>(N->getSExtValue()); }]>;
565 // Node immediate fits as 16-bit zero extended on target immediate.
566 // The LO16 param means that only the lower 16 bits of the node
567 // immediate are caught.
569 def immZExt16 : PatLeaf<(imm), [{
570 if (N->getValueType(0) == MVT::i32)
571 return (uint32_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
573 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
576 // Immediate can be loaded with LUi (32-bit int with lower 16-bit cleared).
577 def immLow16Zero : PatLeaf<(imm), [{
578 int64_t Val = N->getSExtValue();
579 return isInt<32>(Val) && !(Val & 0xffff);
582 // shamt field must fit in 5 bits.
583 def immZExt5 : ImmLeaf<i32, [{return Imm == (Imm & 0x1f);}]>;
585 // True if (N + 1) fits in 16-bit field.
586 def immSExt16Plus1 : PatLeaf<(imm), [{
587 return isInt<17>(N->getSExtValue()) && isInt<16>(N->getSExtValue() + 1);
590 // Mips Address Mode! SDNode frameindex could possibily be a match
591 // since load and store instructions from stack used it.
593 ComplexPattern<iPTR, 2, "selectIntAddr", [frameindex]>;
596 ComplexPattern<iPTR, 2, "selectAddrRegImm", [frameindex]>;
599 ComplexPattern<iPTR, 2, "selectAddrRegReg", [frameindex]>;
602 ComplexPattern<iPTR, 2, "selectAddrDefault", [frameindex]>;
604 def addrimm10 : ComplexPattern<iPTR, 2, "selectIntAddrMSA", [frameindex]>;
606 //===----------------------------------------------------------------------===//
607 // Instructions specific format
608 //===----------------------------------------------------------------------===//
610 // Arithmetic and logical instructions with 3 register operands.
611 class ArithLogicR<string opstr, RegisterOperand RO, bit isComm = 0,
612 InstrItinClass Itin = NoItinerary,
613 SDPatternOperator OpNode = null_frag>:
614 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
615 !strconcat(opstr, "\t$rd, $rs, $rt"),
616 [(set RO:$rd, (OpNode RO:$rs, RO:$rt))], Itin, FrmR, opstr> {
617 let isCommutable = isComm;
618 let isReMaterializable = 1;
619 let TwoOperandAliasConstraint = "$rd = $rs";
622 // Arithmetic and logical instructions with 2 register operands.
623 class ArithLogicI<string opstr, Operand Od, RegisterOperand RO,
624 InstrItinClass Itin = NoItinerary,
625 SDPatternOperator imm_type = null_frag,
626 SDPatternOperator OpNode = null_frag> :
627 InstSE<(outs RO:$rt), (ins RO:$rs, Od:$imm16),
628 !strconcat(opstr, "\t$rt, $rs, $imm16"),
629 [(set RO:$rt, (OpNode RO:$rs, imm_type:$imm16))],
631 let isReMaterializable = 1;
632 let TwoOperandAliasConstraint = "$rs = $rt";
635 // Arithmetic Multiply ADD/SUB
636 class MArithR<string opstr, InstrItinClass itin, bit isComm = 0> :
637 InstSE<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
638 !strconcat(opstr, "\t$rs, $rt"), [], itin, FrmR, opstr> {
639 let Defs = [HI0, LO0];
640 let Uses = [HI0, LO0];
641 let isCommutable = isComm;
645 class LogicNOR<string opstr, RegisterOperand RO>:
646 InstSE<(outs RO:$rd), (ins RO:$rs, RO:$rt),
647 !strconcat(opstr, "\t$rd, $rs, $rt"),
648 [(set RO:$rd, (not (or RO:$rs, RO:$rt)))], II_NOR, FrmR, opstr> {
649 let isCommutable = 1;
653 class shift_rotate_imm<string opstr, Operand ImmOpnd,
654 RegisterOperand RO, InstrItinClass itin,
655 SDPatternOperator OpNode = null_frag,
656 SDPatternOperator PF = null_frag> :
657 InstSE<(outs RO:$rd), (ins RO:$rt, ImmOpnd:$shamt),
658 !strconcat(opstr, "\t$rd, $rt, $shamt"),
659 [(set RO:$rd, (OpNode RO:$rt, PF:$shamt))], itin, FrmR, opstr> {
660 let TwoOperandAliasConstraint = "$rt = $rd";
663 class shift_rotate_reg<string opstr, RegisterOperand RO, InstrItinClass itin,
664 SDPatternOperator OpNode = null_frag>:
665 InstSE<(outs RO:$rd), (ins RO:$rt, GPR32Opnd:$rs),
666 !strconcat(opstr, "\t$rd, $rt, $rs"),
667 [(set RO:$rd, (OpNode RO:$rt, GPR32Opnd:$rs))], itin, FrmR,
670 // Load Upper Imediate
671 class LoadUpper<string opstr, RegisterOperand RO, Operand Imm>:
672 InstSE<(outs RO:$rt), (ins Imm:$imm16), !strconcat(opstr, "\t$rt, $imm16"),
673 [], II_LUI, FrmI, opstr>, IsAsCheapAsAMove {
674 let hasSideEffects = 0;
675 let isReMaterializable = 1;
679 class Load<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
680 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
681 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
682 [(set RO:$rt, (OpNode Addr:$addr))], Itin, FrmI, opstr> {
683 let DecoderMethod = "DecodeMem";
684 let canFoldAsLoad = 1;
688 class Store<string opstr, DAGOperand RO, SDPatternOperator OpNode = null_frag,
689 InstrItinClass Itin = NoItinerary, ComplexPattern Addr = addr> :
690 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
691 [(OpNode RO:$rt, Addr:$addr)], Itin, FrmI, opstr> {
692 let DecoderMethod = "DecodeMem";
696 // Load/Store Left/Right
697 let canFoldAsLoad = 1 in
698 class LoadLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
699 InstrItinClass Itin> :
700 InstSE<(outs RO:$rt), (ins mem:$addr, RO:$src),
701 !strconcat(opstr, "\t$rt, $addr"),
702 [(set RO:$rt, (OpNode addr:$addr, RO:$src))], Itin, FrmI> {
703 let DecoderMethod = "DecodeMem";
704 string Constraints = "$src = $rt";
707 class StoreLeftRight<string opstr, SDNode OpNode, RegisterOperand RO,
708 InstrItinClass Itin> :
709 InstSE<(outs), (ins RO:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
710 [(OpNode RO:$rt, addr:$addr)], Itin, FrmI> {
711 let DecoderMethod = "DecodeMem";
715 class LW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
716 SDPatternOperator OpNode= null_frag> :
717 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
718 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
719 let DecoderMethod = "DecodeFMem2";
723 class SW_FT2<string opstr, RegisterOperand RC, InstrItinClass Itin,
724 SDPatternOperator OpNode= null_frag> :
725 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
726 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
727 let DecoderMethod = "DecodeFMem2";
732 class LW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
733 SDPatternOperator OpNode= null_frag> :
734 InstSE<(outs RC:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
735 [(set RC:$rt, (OpNode addrDefault:$addr))], Itin, FrmFI, opstr> {
736 let DecoderMethod = "DecodeFMem3";
740 class SW_FT3<string opstr, RegisterOperand RC, InstrItinClass Itin,
741 SDPatternOperator OpNode= null_frag> :
742 InstSE<(outs), (ins RC:$rt, mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
743 [(OpNode RC:$rt, addrDefault:$addr)], Itin, FrmFI, opstr> {
744 let DecoderMethod = "DecodeFMem3";
748 // Conditional Branch
749 class CBranch<string opstr, DAGOperand opnd, PatFrag cond_op,
750 RegisterOperand RO, bit DelaySlot = 1> :
751 InstSE<(outs), (ins RO:$rs, RO:$rt, opnd:$offset),
752 !strconcat(opstr, "\t$rs, $rt, $offset"),
753 [(brcond (i32 (cond_op RO:$rs, RO:$rt)), bb:$offset)], IIBranch,
756 let isTerminator = 1;
757 let hasDelaySlot = DelaySlot;
761 class CBranchZero<string opstr, DAGOperand opnd, PatFrag cond_op,
762 RegisterOperand RO, bit DelaySlot = 1> :
763 InstSE<(outs), (ins RO:$rs, opnd:$offset),
764 !strconcat(opstr, "\t$rs, $offset"),
765 [(brcond (i32 (cond_op RO:$rs, 0)), bb:$offset)], IIBranch,
768 let isTerminator = 1;
769 let hasDelaySlot = DelaySlot;
774 class SetCC_R<string opstr, PatFrag cond_op, RegisterOperand RO> :
775 InstSE<(outs GPR32Opnd:$rd), (ins RO:$rs, RO:$rt),
776 !strconcat(opstr, "\t$rd, $rs, $rt"),
777 [(set GPR32Opnd:$rd, (cond_op RO:$rs, RO:$rt))],
778 II_SLT_SLTU, FrmR, opstr>;
780 class SetCC_I<string opstr, PatFrag cond_op, Operand Od, PatLeaf imm_type,
782 InstSE<(outs GPR32Opnd:$rt), (ins RO:$rs, Od:$imm16),
783 !strconcat(opstr, "\t$rt, $rs, $imm16"),
784 [(set GPR32Opnd:$rt, (cond_op RO:$rs, imm_type:$imm16))],
785 II_SLTI_SLTIU, FrmI, opstr>;
788 class JumpFJ<DAGOperand opnd, string opstr, SDPatternOperator operator,
789 SDPatternOperator targetoperator, string bopstr> :
790 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
791 [(operator targetoperator:$target)], IIBranch, FrmJ, bopstr> {
794 let hasDelaySlot = 1;
795 let DecoderMethod = "DecodeJumpTarget";
799 // Unconditional branch
800 class UncondBranch<Instruction BEQInst> :
801 PseudoSE<(outs), (ins brtarget:$offset), [(br bb:$offset)], IIBranch>,
802 PseudoInstExpansion<(BEQInst ZERO, ZERO, brtarget:$offset)> {
804 let isTerminator = 1;
806 let hasDelaySlot = 1;
807 let AdditionalPredicates = [RelocPIC];
811 // Base class for indirect branch and return instruction classes.
812 let isTerminator=1, isBarrier=1, hasDelaySlot = 1 in
813 class JumpFR<string opstr, RegisterOperand RO,
814 SDPatternOperator operator = null_frag>:
815 InstSE<(outs), (ins RO:$rs), "jr\t$rs", [(operator RO:$rs)], IIBranch,
819 class IndirectBranch<string opstr, RegisterOperand RO> : JumpFR<opstr, RO> {
821 let isIndirectBranch = 1;
824 // Jump and Link (Call)
825 let isCall=1, hasDelaySlot=1, Defs = [RA] in {
826 class JumpLink<string opstr, DAGOperand opnd> :
827 InstSE<(outs), (ins opnd:$target), !strconcat(opstr, "\t$target"),
828 [(MipsJmpLink imm:$target)], IIBranch, FrmJ, opstr> {
829 let DecoderMethod = "DecodeJumpTarget";
832 class JumpLinkRegPseudo<RegisterOperand RO, Instruction JALRInst,
833 Register RetReg, RegisterOperand ResRO = RO>:
834 PseudoSE<(outs), (ins RO:$rs), [(MipsJmpLink RO:$rs)], IIBranch>,
835 PseudoInstExpansion<(JALRInst RetReg, ResRO:$rs)>;
837 class JumpLinkReg<string opstr, RegisterOperand RO>:
838 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
841 class BGEZAL_FT<string opstr, DAGOperand opnd,
842 RegisterOperand RO, bit DelaySlot = 1> :
843 InstSE<(outs), (ins RO:$rs, opnd:$offset),
844 !strconcat(opstr, "\t$rs, $offset"), [], IIBranch, FrmI, opstr> {
845 let hasDelaySlot = DelaySlot;
850 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, hasDelaySlot = 1,
851 hasExtraSrcRegAllocReq = 1, Defs = [AT] in {
852 class TailCall<Instruction JumpInst> :
853 PseudoSE<(outs), (ins calltarget:$target), [], IIBranch>,
854 PseudoInstExpansion<(JumpInst jmptarget:$target)>;
856 class TailCallReg<RegisterOperand RO, Instruction JRInst,
857 RegisterOperand ResRO = RO> :
858 PseudoSE<(outs), (ins RO:$rs), [(MipsTailCall RO:$rs)], IIBranch>,
859 PseudoInstExpansion<(JRInst ResRO:$rs)>;
862 class BAL_BR_Pseudo<Instruction RealInst> :
863 PseudoSE<(outs), (ins brtarget:$offset), [], IIBranch>,
864 PseudoInstExpansion<(RealInst ZERO, brtarget:$offset)> {
866 let isTerminator = 1;
868 let hasDelaySlot = 1;
873 class SYS_FT<string opstr> :
874 InstSE<(outs), (ins uimm20:$code_),
875 !strconcat(opstr, "\t$code_"), [], NoItinerary, FrmI, opstr>;
877 class BRK_FT<string opstr> :
878 InstSE<(outs), (ins uimm10:$code_1, uimm10:$code_2),
879 !strconcat(opstr, "\t$code_1, $code_2"), [], NoItinerary,
883 class ER_FT<string opstr> :
884 InstSE<(outs), (ins),
885 opstr, [], NoItinerary, FrmOther, opstr>;
888 class DEI_FT<string opstr, RegisterOperand RO> :
889 InstSE<(outs RO:$rt), (ins),
890 !strconcat(opstr, "\t$rt"), [], NoItinerary, FrmOther, opstr>;
893 class WAIT_FT<string opstr> :
894 InstSE<(outs), (ins), opstr, [], NoItinerary, FrmOther, opstr>;
897 let hasSideEffects = 1 in
898 class SYNC_FT<string opstr> :
899 InstSE<(outs), (ins i32imm:$stype), "sync $stype", [(MipsSync imm:$stype)],
900 NoItinerary, FrmOther, opstr>;
902 class SYNCI_FT<string opstr> :
903 InstSE<(outs), (ins mem_simm16:$addr), !strconcat(opstr, "\t$addr"), [],
904 NoItinerary, FrmOther, opstr> {
905 let hasSideEffects = 1;
906 let DecoderMethod = "DecodeSyncI";
909 let hasSideEffects = 1 in
910 class TEQ_FT<string opstr, RegisterOperand RO> :
911 InstSE<(outs), (ins RO:$rs, RO:$rt, uimm16:$code_),
912 !strconcat(opstr, "\t$rs, $rt, $code_"), [], NoItinerary,
915 class TEQI_FT<string opstr, RegisterOperand RO> :
916 InstSE<(outs), (ins RO:$rs, uimm16:$imm16),
917 !strconcat(opstr, "\t$rs, $imm16"), [], NoItinerary, FrmOther, opstr>;
919 class Mult<string opstr, InstrItinClass itin, RegisterOperand RO,
920 list<Register> DefRegs> :
921 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$rs, $rt"), [],
923 let isCommutable = 1;
925 let hasSideEffects = 0;
928 // Pseudo multiply/divide instruction with explicit accumulator register
930 class MultDivPseudo<Instruction RealInst, RegisterClass R0, RegisterOperand R1,
931 SDPatternOperator OpNode, InstrItinClass Itin,
932 bit IsComm = 1, bit HasSideEffects = 0,
933 bit UsesCustomInserter = 0> :
934 PseudoSE<(outs R0:$ac), (ins R1:$rs, R1:$rt),
935 [(set R0:$ac, (OpNode R1:$rs, R1:$rt))], Itin>,
936 PseudoInstExpansion<(RealInst R1:$rs, R1:$rt)> {
937 let isCommutable = IsComm;
938 let hasSideEffects = HasSideEffects;
939 let usesCustomInserter = UsesCustomInserter;
942 // Pseudo multiply add/sub instruction with explicit accumulator register
944 class MAddSubPseudo<Instruction RealInst, SDPatternOperator OpNode,
946 : PseudoSE<(outs ACC64:$ac),
947 (ins GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin),
949 (OpNode GPR32Opnd:$rs, GPR32Opnd:$rt, ACC64:$acin))],
951 PseudoInstExpansion<(RealInst GPR32Opnd:$rs, GPR32Opnd:$rt)> {
952 string Constraints = "$acin = $ac";
955 class Div<string opstr, InstrItinClass itin, RegisterOperand RO,
956 list<Register> DefRegs> :
957 InstSE<(outs), (ins RO:$rs, RO:$rt), !strconcat(opstr, "\t$$zero, $rs, $rt"),
958 [], itin, FrmR, opstr> {
963 class PseudoMFLOHI<RegisterClass DstRC, RegisterClass SrcRC, SDNode OpNode>
964 : PseudoSE<(outs DstRC:$rd), (ins SrcRC:$hilo),
965 [(set DstRC:$rd, (OpNode SrcRC:$hilo))], II_MFHI_MFLO>;
967 class MoveFromLOHI<string opstr, RegisterOperand RO, Register UseReg>:
968 InstSE<(outs RO:$rd), (ins), !strconcat(opstr, "\t$rd"), [], II_MFHI_MFLO,
971 let hasSideEffects = 0;
974 class PseudoMTLOHI<RegisterClass DstRC, RegisterClass SrcRC>
975 : PseudoSE<(outs DstRC:$lohi), (ins SrcRC:$lo, SrcRC:$hi),
976 [(set DstRC:$lohi, (MipsMTLOHI SrcRC:$lo, SrcRC:$hi))],
979 class MoveToLOHI<string opstr, RegisterOperand RO, list<Register> DefRegs>:
980 InstSE<(outs), (ins RO:$rs), !strconcat(opstr, "\t$rs"), [], II_MTHI_MTLO,
983 let hasSideEffects = 0;
986 class EffectiveAddress<string opstr, RegisterOperand RO> :
987 InstSE<(outs RO:$rt), (ins mem_ea:$addr), !strconcat(opstr, "\t$rt, $addr"),
988 [(set RO:$rt, addr:$addr)], NoItinerary, FrmI,
989 !strconcat(opstr, "_lea")> {
990 let isCodeGenOnly = 1;
991 let DecoderMethod = "DecodeMem";
994 // Count Leading Ones/Zeros in Word
995 class CountLeading0<string opstr, RegisterOperand RO>:
996 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
997 [(set RO:$rd, (ctlz RO:$rs))], II_CLZ, FrmR, opstr>;
999 class CountLeading1<string opstr, RegisterOperand RO>:
1000 InstSE<(outs RO:$rd), (ins RO:$rs), !strconcat(opstr, "\t$rd, $rs"),
1001 [(set RO:$rd, (ctlz (not RO:$rs)))], II_CLO, FrmR, opstr>;
1003 // Sign Extend in Register.
1004 class SignExtInReg<string opstr, ValueType vt, RegisterOperand RO,
1005 InstrItinClass itin> :
1006 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"),
1007 [(set RO:$rd, (sext_inreg RO:$rt, vt))], itin, FrmR, opstr>;
1010 class SubwordSwap<string opstr, RegisterOperand RO>:
1011 InstSE<(outs RO:$rd), (ins RO:$rt), !strconcat(opstr, "\t$rd, $rt"), [],
1012 NoItinerary, FrmR, opstr> {
1013 let hasSideEffects = 0;
1017 class ReadHardware<RegisterOperand CPURegOperand, RegisterOperand RO> :
1018 InstSE<(outs CPURegOperand:$rt), (ins RO:$rd), "rdhwr\t$rt, $rd", [],
1019 II_RDHWR, FrmR, "rdhwr">;
1022 class ExtBase<string opstr, RegisterOperand RO, Operand PosOpnd,
1023 SDPatternOperator Op = null_frag>:
1024 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ext:$size),
1025 !strconcat(opstr, " $rt, $rs, $pos, $size"),
1026 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size))], II_EXT,
1027 FrmR, opstr>, ISA_MIPS32R2;
1029 class InsBase<string opstr, RegisterOperand RO, Operand PosOpnd,
1030 SDPatternOperator Op = null_frag>:
1031 InstSE<(outs RO:$rt), (ins RO:$rs, PosOpnd:$pos, size_ins:$size, RO:$src),
1032 !strconcat(opstr, " $rt, $rs, $pos, $size"),
1033 [(set RO:$rt, (Op RO:$rs, imm:$pos, imm:$size, RO:$src))],
1034 II_INS, FrmR, opstr>, ISA_MIPS32R2 {
1035 let Constraints = "$src = $rt";
1038 // Atomic instructions with 2 source operands (ATOMIC_SWAP & ATOMIC_LOAD_*).
1039 class Atomic2Ops<PatFrag Op, RegisterClass DRC> :
1040 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$incr),
1041 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$incr))]>;
1043 // Atomic Compare & Swap.
1044 class AtomicCmpSwap<PatFrag Op, RegisterClass DRC> :
1045 PseudoSE<(outs DRC:$dst), (ins PtrRC:$ptr, DRC:$cmp, DRC:$swap),
1046 [(set DRC:$dst, (Op iPTR:$ptr, DRC:$cmp, DRC:$swap))]>;
1048 class LLBase<string opstr, RegisterOperand RO> :
1049 InstSE<(outs RO:$rt), (ins mem:$addr), !strconcat(opstr, "\t$rt, $addr"),
1050 [], NoItinerary, FrmI> {
1051 let DecoderMethod = "DecodeMem";
1055 class SCBase<string opstr, RegisterOperand RO> :
1056 InstSE<(outs RO:$dst), (ins RO:$rt, mem:$addr),
1057 !strconcat(opstr, "\t$rt, $addr"), [], NoItinerary, FrmI> {
1058 let DecoderMethod = "DecodeMem";
1060 let Constraints = "$rt = $dst";
1063 class MFC3OP<string asmstr, RegisterOperand RO, RegisterOperand RD> :
1064 InstSE<(outs RO:$rt), (ins RD:$rd, uimm16:$sel),
1065 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
1067 class MTC3OP<string asmstr, RegisterOperand RO, RegisterOperand RD> :
1068 InstSE<(outs RO:$rd), (ins RD:$rt, uimm16:$sel),
1069 !strconcat(asmstr, "\t$rt, $rd, $sel"), [], NoItinerary, FrmFR>;
1071 class TrapBase<Instruction RealInst>
1072 : PseudoSE<(outs), (ins), [(trap)], NoItinerary>,
1073 PseudoInstExpansion<(RealInst 0, 0)> {
1075 let isTerminator = 1;
1076 let isCodeGenOnly = 1;
1079 //===----------------------------------------------------------------------===//
1080 // Pseudo instructions
1081 //===----------------------------------------------------------------------===//
1084 let isReturn=1, isTerminator=1, hasDelaySlot=1, isBarrier=1, hasCtrlDep=1 in
1085 def RetRA : PseudoSE<(outs), (ins), [(MipsRet)]>;
1087 let Defs = [SP], Uses = [SP], hasSideEffects = 1 in {
1088 def ADJCALLSTACKDOWN : MipsPseudo<(outs), (ins i32imm:$amt),
1089 [(callseq_start timm:$amt)]>;
1090 def ADJCALLSTACKUP : MipsPseudo<(outs), (ins i32imm:$amt1, i32imm:$amt2),
1091 [(callseq_end timm:$amt1, timm:$amt2)]>;
1094 let usesCustomInserter = 1 in {
1095 def ATOMIC_LOAD_ADD_I8 : Atomic2Ops<atomic_load_add_8, GPR32>;
1096 def ATOMIC_LOAD_ADD_I16 : Atomic2Ops<atomic_load_add_16, GPR32>;
1097 def ATOMIC_LOAD_ADD_I32 : Atomic2Ops<atomic_load_add_32, GPR32>;
1098 def ATOMIC_LOAD_SUB_I8 : Atomic2Ops<atomic_load_sub_8, GPR32>;
1099 def ATOMIC_LOAD_SUB_I16 : Atomic2Ops<atomic_load_sub_16, GPR32>;
1100 def ATOMIC_LOAD_SUB_I32 : Atomic2Ops<atomic_load_sub_32, GPR32>;
1101 def ATOMIC_LOAD_AND_I8 : Atomic2Ops<atomic_load_and_8, GPR32>;
1102 def ATOMIC_LOAD_AND_I16 : Atomic2Ops<atomic_load_and_16, GPR32>;
1103 def ATOMIC_LOAD_AND_I32 : Atomic2Ops<atomic_load_and_32, GPR32>;
1104 def ATOMIC_LOAD_OR_I8 : Atomic2Ops<atomic_load_or_8, GPR32>;
1105 def ATOMIC_LOAD_OR_I16 : Atomic2Ops<atomic_load_or_16, GPR32>;
1106 def ATOMIC_LOAD_OR_I32 : Atomic2Ops<atomic_load_or_32, GPR32>;
1107 def ATOMIC_LOAD_XOR_I8 : Atomic2Ops<atomic_load_xor_8, GPR32>;
1108 def ATOMIC_LOAD_XOR_I16 : Atomic2Ops<atomic_load_xor_16, GPR32>;
1109 def ATOMIC_LOAD_XOR_I32 : Atomic2Ops<atomic_load_xor_32, GPR32>;
1110 def ATOMIC_LOAD_NAND_I8 : Atomic2Ops<atomic_load_nand_8, GPR32>;
1111 def ATOMIC_LOAD_NAND_I16 : Atomic2Ops<atomic_load_nand_16, GPR32>;
1112 def ATOMIC_LOAD_NAND_I32 : Atomic2Ops<atomic_load_nand_32, GPR32>;
1114 def ATOMIC_SWAP_I8 : Atomic2Ops<atomic_swap_8, GPR32>;
1115 def ATOMIC_SWAP_I16 : Atomic2Ops<atomic_swap_16, GPR32>;
1116 def ATOMIC_SWAP_I32 : Atomic2Ops<atomic_swap_32, GPR32>;
1118 def ATOMIC_CMP_SWAP_I8 : AtomicCmpSwap<atomic_cmp_swap_8, GPR32>;
1119 def ATOMIC_CMP_SWAP_I16 : AtomicCmpSwap<atomic_cmp_swap_16, GPR32>;
1120 def ATOMIC_CMP_SWAP_I32 : AtomicCmpSwap<atomic_cmp_swap_32, GPR32>;
1123 /// Pseudo instructions for loading and storing accumulator registers.
1124 let isPseudo = 1, isCodeGenOnly = 1 in {
1125 def LOAD_ACC64 : Load<"", ACC64>;
1126 def STORE_ACC64 : Store<"", ACC64>;
1129 // We need these two pseudo instructions to avoid offset calculation for long
1130 // branches. See the comment in file MipsLongBranch.cpp for detailed
1133 // Expands to: lui $dst, %hi($tgt - $baltgt)
1134 def LONG_BRANCH_LUi : PseudoSE<(outs GPR32Opnd:$dst),
1135 (ins brtarget:$tgt, brtarget:$baltgt), []>;
1137 // Expands to: addiu $dst, $src, %lo($tgt - $baltgt)
1138 def LONG_BRANCH_ADDiu : PseudoSE<(outs GPR32Opnd:$dst),
1139 (ins GPR32Opnd:$src, brtarget:$tgt, brtarget:$baltgt), []>;
1141 //===----------------------------------------------------------------------===//
1142 // Instruction definition
1143 //===----------------------------------------------------------------------===//
1144 //===----------------------------------------------------------------------===//
1145 // MipsI Instructions
1146 //===----------------------------------------------------------------------===//
1148 /// Arithmetic Instructions (ALU Immediate)
1149 let AdditionalPredicates = [NotInMicroMips] in {
1150 def ADDiu : MMRel, StdMMR6Rel, ArithLogicI<"addiu", simm16, GPR32Opnd,
1151 II_ADDIU, immSExt16, add>,
1152 ADDI_FM<0x9>, IsAsCheapAsAMove;
1154 def ADDi : MMRel, ArithLogicI<"addi", simm16, GPR32Opnd>, ADDI_FM<0x8>,
1155 ISA_MIPS1_NOT_32R6_64R6;
1156 def SLTi : MMRel, SetCC_I<"slti", setlt, simm16, immSExt16, GPR32Opnd>,
1158 def SLTiu : MMRel, SetCC_I<"sltiu", setult, simm16, immSExt16, GPR32Opnd>,
1160 let AdditionalPredicates = [NotInMicroMips] in {
1161 def ANDi : MMRel, StdMMR6Rel,
1162 ArithLogicI<"andi", uimm16, GPR32Opnd, II_ANDI, immZExt16, and>,
1165 def ORi : MMRel, StdMMR6Rel,
1166 ArithLogicI<"ori", uimm16, GPR32Opnd, II_ORI, immZExt16, or>,
1168 def XORi : MMRel, StdMMR6Rel,
1169 ArithLogicI<"xori", uimm16, GPR32Opnd, II_XORI, immZExt16, xor>,
1171 def LUi : MMRel, LoadUpper<"lui", GPR32Opnd, uimm16>, LUI_FM;
1172 let AdditionalPredicates = [NotInMicroMips] in {
1173 /// Arithmetic Instructions (3-Operand, R-Type)
1174 def ADDu : MMRel, StdMMR6Rel, ArithLogicR<"addu", GPR32Opnd, 1, II_ADDU, add>,
1176 def SUBu : MMRel, ArithLogicR<"subu", GPR32Opnd, 0, II_SUBU, sub>,
1179 let Defs = [HI0, LO0] in
1180 def MUL : MMRel, ArithLogicR<"mul", GPR32Opnd, 1, II_MUL, mul>,
1181 ADD_FM<0x1c, 2>, ISA_MIPS32_NOT_32R6_64R6;
1182 def ADD : MMRel, StdMMR6Rel, ArithLogicR<"add", GPR32Opnd>, ADD_FM<0, 0x20>;
1183 def SUB : MMRel, ArithLogicR<"sub", GPR32Opnd>, ADD_FM<0, 0x22>;
1184 def SLT : MMRel, SetCC_R<"slt", setlt, GPR32Opnd>, ADD_FM<0, 0x2a>;
1185 def SLTu : MMRel, SetCC_R<"sltu", setult, GPR32Opnd>, ADD_FM<0, 0x2b>;
1186 let AdditionalPredicates = [NotInMicroMips] in {
1187 def AND : MMRel, StdMMR6Rel, ArithLogicR<"and", GPR32Opnd, 1, II_AND, and>,
1189 def OR : MMRel, StdMMR6Rel, ArithLogicR<"or", GPR32Opnd, 1, II_OR, or>,
1191 def XOR : MMRel, StdMMR6Rel, ArithLogicR<"xor", GPR32Opnd, 1, II_XOR, xor>,
1194 def NOR : MMRel, StdMMR6Rel, LogicNOR<"nor", GPR32Opnd>, ADD_FM<0, 0x27>;
1196 /// Shift Instructions
1197 let AdditionalPredicates = [NotInMicroMips] in {
1198 def SLL : MMRel, shift_rotate_imm<"sll", uimm5, GPR32Opnd, II_SLL, shl,
1199 immZExt5>, SRA_FM<0, 0>;
1200 def SRL : MMRel, shift_rotate_imm<"srl", uimm5, GPR32Opnd, II_SRL, srl,
1201 immZExt5>, SRA_FM<2, 0>;
1203 def SRA : MMRel, shift_rotate_imm<"sra", uimm5, GPR32Opnd, II_SRA, sra,
1204 immZExt5>, SRA_FM<3, 0>;
1205 def SLLV : MMRel, shift_rotate_reg<"sllv", GPR32Opnd, II_SLLV, shl>,
1207 def SRLV : MMRel, shift_rotate_reg<"srlv", GPR32Opnd, II_SRLV, srl>,
1209 def SRAV : MMRel, shift_rotate_reg<"srav", GPR32Opnd, II_SRAV, sra>,
1212 // Rotate Instructions
1213 def ROTR : MMRel, shift_rotate_imm<"rotr", uimm5, GPR32Opnd, II_ROTR, rotr,
1215 SRA_FM<2, 1>, ISA_MIPS32R2;
1216 def ROTRV : MMRel, shift_rotate_reg<"rotrv", GPR32Opnd, II_ROTRV, rotr>,
1217 SRLV_FM<6, 1>, ISA_MIPS32R2;
1219 /// Load and Store Instructions
1221 def LB : Load<"lb", GPR32Opnd, sextloadi8, II_LB>, MMRel, LW_FM<0x20>;
1222 def LBu : Load<"lbu", GPR32Opnd, zextloadi8, II_LBU, addrDefault>, MMRel,
1224 def LH : Load<"lh", GPR32Opnd, sextloadi16, II_LH, addrDefault>, MMRel,
1226 def LHu : Load<"lhu", GPR32Opnd, zextloadi16, II_LHU>, MMRel, LW_FM<0x25>;
1227 let AdditionalPredicates = [NotInMicroMips] in {
1228 def LW : Load<"lw", GPR32Opnd, load, II_LW, addrDefault>, MMRel,
1231 def SB : StdMMR6Rel, Store<"sb", GPR32Opnd, truncstorei8, II_SB>, MMRel,
1233 def SH : Store<"sh", GPR32Opnd, truncstorei16, II_SH>, MMRel, LW_FM<0x29>;
1234 let AdditionalPredicates = [NotInMicroMips] in {
1235 def SW : Store<"sw", GPR32Opnd, store, II_SW>, MMRel, LW_FM<0x2b>;
1238 /// load/store left/right
1239 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1240 AdditionalPredicates = [NotInMicroMips] in {
1241 def LWL : LoadLeftRight<"lwl", MipsLWL, GPR32Opnd, II_LWL>, LW_FM<0x22>,
1242 ISA_MIPS1_NOT_32R6_64R6;
1243 def LWR : LoadLeftRight<"lwr", MipsLWR, GPR32Opnd, II_LWR>, LW_FM<0x26>,
1244 ISA_MIPS1_NOT_32R6_64R6;
1245 def SWL : StoreLeftRight<"swl", MipsSWL, GPR32Opnd, II_SWL>, LW_FM<0x2a>,
1246 ISA_MIPS1_NOT_32R6_64R6;
1247 def SWR : StoreLeftRight<"swr", MipsSWR, GPR32Opnd, II_SWR>, LW_FM<0x2e>,
1248 ISA_MIPS1_NOT_32R6_64R6;
1251 let AdditionalPredicates = [NotInMicroMips] in {
1252 // COP2 Memory Instructions
1253 def LWC2 : LW_FT2<"lwc2", COP2Opnd, NoItinerary, load>, LW_FM<0x32>,
1254 ISA_MIPS1_NOT_32R6_64R6;
1255 def SWC2 : SW_FT2<"swc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3a>,
1256 ISA_MIPS1_NOT_32R6_64R6;
1257 def LDC2 : LW_FT2<"ldc2", COP2Opnd, NoItinerary, load>, LW_FM<0x36>,
1258 ISA_MIPS2_NOT_32R6_64R6;
1259 def SDC2 : SW_FT2<"sdc2", COP2Opnd, NoItinerary, store>, LW_FM<0x3e>,
1260 ISA_MIPS2_NOT_32R6_64R6;
1262 // COP3 Memory Instructions
1263 let DecoderNamespace = "COP3_" in {
1264 def LWC3 : LW_FT3<"lwc3", COP3Opnd, NoItinerary, load>, LW_FM<0x33>;
1265 def SWC3 : SW_FT3<"swc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3b>;
1266 def LDC3 : LW_FT3<"ldc3", COP3Opnd, NoItinerary, load>, LW_FM<0x37>,
1268 def SDC3 : SW_FT3<"sdc3", COP3Opnd, NoItinerary, store>, LW_FM<0x3f>,
1273 def SYNC : MMRel, SYNC_FT<"sync">, SYNC_FM, ISA_MIPS32;
1274 def SYNCI : MMRel, SYNCI_FT<"synci">, SYNCI_FM, ISA_MIPS32R2;
1276 def TEQ : MMRel, TEQ_FT<"teq", GPR32Opnd>, TEQ_FM<0x34>, ISA_MIPS2;
1277 def TGE : MMRel, TEQ_FT<"tge", GPR32Opnd>, TEQ_FM<0x30>, ISA_MIPS2;
1278 def TGEU : MMRel, TEQ_FT<"tgeu", GPR32Opnd>, TEQ_FM<0x31>, ISA_MIPS2;
1279 def TLT : MMRel, TEQ_FT<"tlt", GPR32Opnd>, TEQ_FM<0x32>, ISA_MIPS2;
1280 def TLTU : MMRel, TEQ_FT<"tltu", GPR32Opnd>, TEQ_FM<0x33>, ISA_MIPS2;
1281 def TNE : MMRel, TEQ_FT<"tne", GPR32Opnd>, TEQ_FM<0x36>, ISA_MIPS2;
1283 def TEQI : MMRel, TEQI_FT<"teqi", GPR32Opnd>, TEQI_FM<0xc>,
1284 ISA_MIPS2_NOT_32R6_64R6;
1285 def TGEI : MMRel, TEQI_FT<"tgei", GPR32Opnd>, TEQI_FM<0x8>,
1286 ISA_MIPS2_NOT_32R6_64R6;
1287 def TGEIU : MMRel, TEQI_FT<"tgeiu", GPR32Opnd>, TEQI_FM<0x9>,
1288 ISA_MIPS2_NOT_32R6_64R6;
1289 def TLTI : MMRel, TEQI_FT<"tlti", GPR32Opnd>, TEQI_FM<0xa>,
1290 ISA_MIPS2_NOT_32R6_64R6;
1291 def TTLTIU : MMRel, TEQI_FT<"tltiu", GPR32Opnd>, TEQI_FM<0xb>,
1292 ISA_MIPS2_NOT_32R6_64R6;
1293 def TNEI : MMRel, TEQI_FT<"tnei", GPR32Opnd>, TEQI_FM<0xe>,
1294 ISA_MIPS2_NOT_32R6_64R6;
1296 let AdditionalPredicates = [NotInMicroMips] in {
1297 def BREAK : MMRel, StdMMR6Rel, BRK_FT<"break">, BRK_FM<0xd>;
1299 def SYSCALL : MMRel, SYS_FT<"syscall">, SYS_FM<0xc>;
1300 def TRAP : TrapBase<BREAK>;
1301 def SDBBP : MMRel, SYS_FT<"sdbbp">, SDBBP_FM, ISA_MIPS32_NOT_32R6_64R6;
1303 let AdditionalPredicates = [NotInMicroMips] in {
1304 def ERET : MMRel, ER_FT<"eret">, ER_FM<0x18, 0x0>, INSN_MIPS3_32;
1305 def ERETNC : MMRel, ER_FT<"eretnc">, ER_FM<0x18, 0x1>, ISA_MIPS32R5;
1307 def DERET : MMRel, ER_FT<"deret">, ER_FM<0x1f, 0x0>, ISA_MIPS32;
1309 let AdditionalPredicates = [NotInMicroMips] in {
1310 def EI : MMRel, StdMMR6Rel, DEI_FT<"ei", GPR32Opnd>, EI_FM<1>, ISA_MIPS32R2;
1312 def DI : MMRel, DEI_FT<"di", GPR32Opnd>, EI_FM<0>, ISA_MIPS32R2;
1314 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1315 AdditionalPredicates = [NotInMicroMips] in {
1316 def WAIT : WAIT_FT<"wait">, WAIT_FM;
1318 /// Load-linked, Store-conditional
1319 def LL : LLBase<"ll", GPR32Opnd>, LW_FM<0x30>, ISA_MIPS2_NOT_32R6_64R6;
1320 def SC : SCBase<"sc", GPR32Opnd>, LW_FM<0x38>, ISA_MIPS2_NOT_32R6_64R6;
1323 /// Jump and Branch Instructions
1324 def J : MMRel, JumpFJ<jmptarget, "j", br, bb, "j">, FJ<2>,
1325 AdditionalRequires<[RelocStatic]>, IsBranch;
1326 def JR : MMRel, IndirectBranch<"jr", GPR32Opnd>, MTLO_FM<8>;
1327 def BEQ : MMRel, CBranch<"beq", brtarget, seteq, GPR32Opnd>, BEQ_FM<4>;
1328 def BEQL : MMRel, CBranch<"beql", brtarget, seteq, GPR32Opnd, 0>,
1329 BEQ_FM<20>, ISA_MIPS2_NOT_32R6_64R6;
1330 def BNE : MMRel, CBranch<"bne", brtarget, setne, GPR32Opnd>, BEQ_FM<5>;
1331 def BNEL : MMRel, CBranch<"bnel", brtarget, setne, GPR32Opnd, 0>,
1332 BEQ_FM<21>, ISA_MIPS2_NOT_32R6_64R6;
1333 def BGEZ : MMRel, CBranchZero<"bgez", brtarget, setge, GPR32Opnd>,
1335 def BGEZL : MMRel, CBranchZero<"bgezl", brtarget, setge, GPR32Opnd, 0>,
1336 BGEZ_FM<1, 3>, ISA_MIPS2_NOT_32R6_64R6;
1337 def BGTZ : MMRel, CBranchZero<"bgtz", brtarget, setgt, GPR32Opnd>,
1339 def BGTZL : MMRel, CBranchZero<"bgtzl", brtarget, setgt, GPR32Opnd, 0>,
1340 BGEZ_FM<23, 0>, ISA_MIPS2_NOT_32R6_64R6;
1341 def BLEZ : MMRel, CBranchZero<"blez", brtarget, setle, GPR32Opnd>,
1343 def BLEZL : MMRel, CBranchZero<"blezl", brtarget, setle, GPR32Opnd, 0>,
1344 BGEZ_FM<22, 0>, ISA_MIPS2_NOT_32R6_64R6;
1345 def BLTZ : MMRel, CBranchZero<"bltz", brtarget, setlt, GPR32Opnd>,
1347 def BLTZL : MMRel, CBranchZero<"bltzl", brtarget, setlt, GPR32Opnd, 0>,
1348 BGEZ_FM<1, 2>, ISA_MIPS2_NOT_32R6_64R6;
1349 def B : UncondBranch<BEQ>;
1351 def JAL : MMRel, JumpLink<"jal", calltarget>, FJ<3>;
1352 let AdditionalPredicates = [NotInMicroMips] in {
1353 def JALR : JumpLinkReg<"jalr", GPR32Opnd>, JALR_FM;
1354 def JALRPseudo : JumpLinkRegPseudo<GPR32Opnd, JALR, RA>;
1357 def JALX : MMRel, JumpLink<"jalx", calltarget>, FJ<0x1D>,
1358 ISA_MIPS32_NOT_32R6_64R6;
1359 def BGEZAL : MMRel, BGEZAL_FT<"bgezal", brtarget, GPR32Opnd>, BGEZAL_FM<0x11>,
1360 ISA_MIPS1_NOT_32R6_64R6;
1361 def BGEZALL : MMRel, BGEZAL_FT<"bgezall", brtarget, GPR32Opnd, 0>,
1362 BGEZAL_FM<0x13>, ISA_MIPS2_NOT_32R6_64R6;
1363 def BLTZAL : MMRel, BGEZAL_FT<"bltzal", brtarget, GPR32Opnd>, BGEZAL_FM<0x10>,
1364 ISA_MIPS1_NOT_32R6_64R6;
1365 def BLTZALL : MMRel, BGEZAL_FT<"bltzall", brtarget, GPR32Opnd, 0>,
1366 BGEZAL_FM<0x12>, ISA_MIPS2_NOT_32R6_64R6;
1367 def BAL_BR : BAL_BR_Pseudo<BGEZAL>;
1368 def TAILCALL : TailCall<J>;
1369 def TAILCALL_R : TailCallReg<GPR32Opnd, JR>;
1371 // Indirect branches are matched as PseudoIndirectBranch/PseudoIndirectBranch64
1372 // then are expanded to JR, JR64, JALR, or JALR64 depending on the ISA.
1373 class PseudoIndirectBranchBase<RegisterOperand RO> :
1374 MipsPseudo<(outs), (ins RO:$rs), [(brind RO:$rs)], IIBranch> {
1377 let hasDelaySlot = 1;
1379 let isIndirectBranch = 1;
1382 def PseudoIndirectBranch : PseudoIndirectBranchBase<GPR32Opnd>;
1384 // Return instructions are matched as a RetRA instruction, then ar expanded
1385 // into PseudoReturn/PseudoReturn64 after register allocation. Finally,
1386 // MipsAsmPrinter expands this into JR, JR64, JALR, or JALR64 depending on the
1388 class PseudoReturnBase<RegisterOperand RO> : MipsPseudo<(outs), (ins RO:$rs),
1390 let isTerminator = 1;
1392 let hasDelaySlot = 1;
1394 let isCodeGenOnly = 1;
1396 let hasExtraSrcRegAllocReq = 1;
1399 def PseudoReturn : PseudoReturnBase<GPR32Opnd>;
1401 // Exception handling related node and instructions.
1402 // The conversion sequence is:
1403 // ISD::EH_RETURN -> MipsISD::EH_RETURN ->
1404 // MIPSeh_return -> (stack change + indirect branch)
1406 // MIPSeh_return takes the place of regular return instruction
1407 // but takes two arguments (V1, V0) which are used for storing
1408 // the offset and return address respectively.
1409 def SDT_MipsEHRET : SDTypeProfile<0, 2, [SDTCisInt<0>, SDTCisPtrTy<1>]>;
1411 def MIPSehret : SDNode<"MipsISD::EH_RETURN", SDT_MipsEHRET,
1412 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
1414 let Uses = [V0, V1], isTerminator = 1, isReturn = 1, isBarrier = 1 in {
1415 def MIPSeh_return32 : MipsPseudo<(outs), (ins GPR32:$spoff, GPR32:$dst),
1416 [(MIPSehret GPR32:$spoff, GPR32:$dst)]>;
1417 def MIPSeh_return64 : MipsPseudo<(outs), (ins GPR64:$spoff,
1419 [(MIPSehret GPR64:$spoff, GPR64:$dst)]>;
1422 /// Multiply and Divide Instructions.
1423 def MULT : MMRel, Mult<"mult", II_MULT, GPR32Opnd, [HI0, LO0]>,
1424 MULT_FM<0, 0x18>, ISA_MIPS1_NOT_32R6_64R6;
1425 def MULTu : MMRel, Mult<"multu", II_MULTU, GPR32Opnd, [HI0, LO0]>,
1426 MULT_FM<0, 0x19>, ISA_MIPS1_NOT_32R6_64R6;
1427 def SDIV : MMRel, Div<"div", II_DIV, GPR32Opnd, [HI0, LO0]>,
1428 MULT_FM<0, 0x1a>, ISA_MIPS1_NOT_32R6_64R6;
1429 def UDIV : MMRel, Div<"divu", II_DIVU, GPR32Opnd, [HI0, LO0]>,
1430 MULT_FM<0, 0x1b>, ISA_MIPS1_NOT_32R6_64R6;
1432 def MTHI : MMRel, MoveToLOHI<"mthi", GPR32Opnd, [HI0]>, MTLO_FM<0x11>,
1433 ISA_MIPS1_NOT_32R6_64R6;
1434 def MTLO : MMRel, MoveToLOHI<"mtlo", GPR32Opnd, [LO0]>, MTLO_FM<0x13>,
1435 ISA_MIPS1_NOT_32R6_64R6;
1436 let EncodingPredicates = []<Predicate>, // FIXME: Lack of HasStdEnc is probably a bug
1437 AdditionalPredicates = [NotInMicroMips] in {
1438 def MFHI : MMRel, MoveFromLOHI<"mfhi", GPR32Opnd, AC0>, MFLO_FM<0x10>,
1439 ISA_MIPS1_NOT_32R6_64R6;
1440 def MFLO : MMRel, MoveFromLOHI<"mflo", GPR32Opnd, AC0>, MFLO_FM<0x12>,
1441 ISA_MIPS1_NOT_32R6_64R6;
1444 /// Sign Ext In Register Instructions.
1445 def SEB : MMRel, StdMMR6Rel, SignExtInReg<"seb", i8, GPR32Opnd, II_SEB>,
1446 SEB_FM<0x10, 0x20>, ISA_MIPS32R2;
1447 def SEH : MMRel, StdMMR6Rel, SignExtInReg<"seh", i16, GPR32Opnd, II_SEH>,
1448 SEB_FM<0x18, 0x20>, ISA_MIPS32R2;
1451 def CLZ : MMRel, CountLeading0<"clz", GPR32Opnd>, CLO_FM<0x20>,
1452 ISA_MIPS32_NOT_32R6_64R6;
1453 def CLO : MMRel, CountLeading1<"clo", GPR32Opnd>, CLO_FM<0x21>,
1454 ISA_MIPS32_NOT_32R6_64R6;
1456 /// Word Swap Bytes Within Halfwords
1457 def WSBH : MMRel, SubwordSwap<"wsbh", GPR32Opnd>, SEB_FM<2, 0x20>, ISA_MIPS32R2;
1460 def NOP : PseudoSE<(outs), (ins), []>, PseudoInstExpansion<(SLL ZERO, ZERO, 0)>;
1462 // FrameIndexes are legalized when they are operands from load/store
1463 // instructions. The same not happens for stack address copies, so an
1464 // add op with mem ComplexPattern is used and the stack address copy
1465 // can be matched. It's similar to Sparc LEA_ADDRi
1466 def LEA_ADDiu : MMRel, EffectiveAddress<"addiu", GPR32Opnd>, LW_FM<9>;
1469 def MADD : MMRel, MArithR<"madd", II_MADD, 1>, MULT_FM<0x1c, 0>,
1470 ISA_MIPS32_NOT_32R6_64R6;
1471 def MADDU : MMRel, MArithR<"maddu", II_MADDU, 1>, MULT_FM<0x1c, 1>,
1472 ISA_MIPS32_NOT_32R6_64R6;
1473 def MSUB : MMRel, MArithR<"msub", II_MSUB>, MULT_FM<0x1c, 4>,
1474 ISA_MIPS32_NOT_32R6_64R6;
1475 def MSUBU : MMRel, MArithR<"msubu", II_MSUBU>, MULT_FM<0x1c, 5>,
1476 ISA_MIPS32_NOT_32R6_64R6;
1478 let AdditionalPredicates = [NotDSP] in {
1479 def PseudoMULT : MultDivPseudo<MULT, ACC64, GPR32Opnd, MipsMult, II_MULT>,
1480 ISA_MIPS1_NOT_32R6_64R6;
1481 def PseudoMULTu : MultDivPseudo<MULTu, ACC64, GPR32Opnd, MipsMultu, II_MULTU>,
1482 ISA_MIPS1_NOT_32R6_64R6;
1483 def PseudoMFHI : PseudoMFLOHI<GPR32, ACC64, MipsMFHI>, ISA_MIPS1_NOT_32R6_64R6;
1484 def PseudoMFLO : PseudoMFLOHI<GPR32, ACC64, MipsMFLO>, ISA_MIPS1_NOT_32R6_64R6;
1485 def PseudoMTLOHI : PseudoMTLOHI<ACC64, GPR32>, ISA_MIPS1_NOT_32R6_64R6;
1486 def PseudoMADD : MAddSubPseudo<MADD, MipsMAdd, II_MADD>,
1487 ISA_MIPS32_NOT_32R6_64R6;
1488 def PseudoMADDU : MAddSubPseudo<MADDU, MipsMAddu, II_MADDU>,
1489 ISA_MIPS32_NOT_32R6_64R6;
1490 def PseudoMSUB : MAddSubPseudo<MSUB, MipsMSub, II_MSUB>,
1491 ISA_MIPS32_NOT_32R6_64R6;
1492 def PseudoMSUBU : MAddSubPseudo<MSUBU, MipsMSubu, II_MSUBU>,
1493 ISA_MIPS32_NOT_32R6_64R6;
1496 def PseudoSDIV : MultDivPseudo<SDIV, ACC64, GPR32Opnd, MipsDivRem, II_DIV,
1497 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1498 def PseudoUDIV : MultDivPseudo<UDIV, ACC64, GPR32Opnd, MipsDivRemU, II_DIVU,
1499 0, 1, 1>, ISA_MIPS1_NOT_32R6_64R6;
1501 def RDHWR : MMRel, ReadHardware<GPR32Opnd, HWRegsOpnd>, RDHWR_FM;
1503 def EXT : MMRel, ExtBase<"ext", GPR32Opnd, uimm5, MipsExt>, EXT_FM<0>;
1504 def INS : MMRel, InsBase<"ins", GPR32Opnd, uimm5, MipsIns>, EXT_FM<4>;
1506 /// Move Control Registers From/To CPU Registers
1507 def MFC0 : MFC3OP<"mfc0", GPR32Opnd, COP0Opnd>, MFC3OP_FM<0x10, 0>, ISA_MIPS32;
1508 def MTC0 : MTC3OP<"mtc0", COP0Opnd, GPR32Opnd>, MFC3OP_FM<0x10, 4>, ISA_MIPS32;
1509 def MFC2 : MFC3OP<"mfc2", GPR32Opnd, COP2Opnd>, MFC3OP_FM<0x12, 0>;
1510 def MTC2 : MTC3OP<"mtc2", COP2Opnd, GPR32Opnd>, MFC3OP_FM<0x12, 4>;
1512 class Barrier<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1514 def SSNOP : MMRel, Barrier<"ssnop">, BARRIER_FM<1>;
1515 def EHB : MMRel, Barrier<"ehb">, BARRIER_FM<3>;
1516 def PAUSE : MMRel, Barrier<"pause">, BARRIER_FM<5>, ISA_MIPS32R2;
1518 // JR_HB and JALR_HB are defined here using the new style naming
1519 // scheme because some of this code is shared with Mips32r6InstrInfo.td
1520 // and because of that it doesn't follow the naming convention of the
1521 // rest of the file. To avoid a mixture of old vs new style, the new
1522 // style was chosen.
1523 class JR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1524 dag OutOperandList = (outs);
1525 dag InOperandList = (ins GPROpnd:$rs);
1526 string AsmString = !strconcat(instr_asm, "\t$rs");
1527 list<dag> Pattern = [];
1530 class JALR_HB_DESC_BASE<string instr_asm, RegisterOperand GPROpnd> {
1531 dag OutOperandList = (outs GPROpnd:$rd);
1532 dag InOperandList = (ins GPROpnd:$rs);
1533 string AsmString = !strconcat(instr_asm, "\t$rd, $rs");
1534 list<dag> Pattern = [];
1537 class JR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1538 JR_HB_DESC_BASE<"jr.hb", GPR32Opnd> {
1540 let isIndirectBranch=1;
1546 class JALR_HB_DESC : InstSE<(outs), (ins), "", [], NoItinerary, FrmJ>,
1547 JALR_HB_DESC_BASE<"jalr.hb", GPR32Opnd> {
1548 let isIndirectBranch=1;
1552 class JR_HB_ENC : JR_HB_FM<8>;
1553 class JALR_HB_ENC : JALR_HB_FM<9>;
1555 def JR_HB : JR_HB_DESC, JR_HB_ENC, ISA_MIPS32_NOT_32R6_64R6;
1556 def JALR_HB : JALR_HB_DESC, JALR_HB_ENC, ISA_MIPS32;
1558 class TLB<string asmstr> : InstSE<(outs), (ins), asmstr, [], NoItinerary,
1560 def TLBP : MMRel, TLB<"tlbp">, COP0_TLB_FM<0x08>;
1561 def TLBR : MMRel, TLB<"tlbr">, COP0_TLB_FM<0x01>;
1562 def TLBWI : MMRel, TLB<"tlbwi">, COP0_TLB_FM<0x02>;
1563 def TLBWR : MMRel, TLB<"tlbwr">, COP0_TLB_FM<0x06>;
1565 class CacheOp<string instr_asm, Operand MemOpnd> :
1566 InstSE<(outs), (ins MemOpnd:$addr, uimm5:$hint),
1567 !strconcat(instr_asm, "\t$hint, $addr"), [], NoItinerary, FrmOther,
1569 let DecoderMethod = "DecodeCacheOp";
1572 def CACHE : MMRel, CacheOp<"cache", mem>, CACHEOP_FM<0b101111>,
1573 INSN_MIPS3_32_NOT_32R6_64R6;
1574 def PREF : MMRel, CacheOp<"pref", mem>, CACHEOP_FM<0b110011>,
1575 INSN_MIPS3_32_NOT_32R6_64R6;
1577 //===----------------------------------------------------------------------===//
1578 // Instruction aliases
1579 //===----------------------------------------------------------------------===//
1580 def : MipsInstAlias<"move $dst, $src",
1581 (OR GPR32Opnd:$dst, GPR32Opnd:$src, ZERO), 1>,
1583 let AdditionalPredicates = [NotInMicroMips];
1585 def : MipsInstAlias<"move $dst, $src",
1586 (ADDu GPR32Opnd:$dst, GPR32Opnd:$src, ZERO), 1>,
1588 let AdditionalPredicates = [NotInMicroMips];
1590 def : MipsInstAlias<"bal $offset", (BGEZAL ZERO, brtarget:$offset), 0>,
1591 ISA_MIPS1_NOT_32R6_64R6;
1592 def : MipsInstAlias<"addu $rs, $rt, $imm",
1593 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1594 def : MipsInstAlias<"addu $rs, $imm",
1595 (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1596 def : MipsInstAlias<"add $rs, $rt, $imm",
1597 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>,
1598 ISA_MIPS1_NOT_32R6_64R6;
1599 def : MipsInstAlias<"add $rs, $imm",
1600 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>,
1601 ISA_MIPS1_NOT_32R6_64R6;
1602 def : MipsInstAlias<"and $rs, $rt, $imm",
1603 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1604 def : MipsInstAlias<"and $rs, $imm",
1605 (ANDi GPR32Opnd:$rs, GPR32Opnd:$rs, simm16:$imm), 0>;
1606 def : MipsInstAlias<"j $rs", (JR GPR32Opnd:$rs), 0>;
1607 let Predicates = [NotInMicroMips] in {
1608 def : MipsInstAlias<"jalr $rs", (JALR RA, GPR32Opnd:$rs), 0>;
1610 def : MipsInstAlias<"jalr.hb $rs", (JALR_HB RA, GPR32Opnd:$rs), 1>, ISA_MIPS32;
1611 def : MipsInstAlias<"not $rt, $rs",
1612 (NOR GPR32Opnd:$rt, GPR32Opnd:$rs, ZERO), 0>;
1613 def : MipsInstAlias<"neg $rt, $rs",
1614 (SUB GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1615 def : MipsInstAlias<"negu $rt",
1616 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rt), 0>;
1617 def : MipsInstAlias<"negu $rt, $rs",
1618 (SUBu GPR32Opnd:$rt, ZERO, GPR32Opnd:$rs), 1>;
1619 def : MipsInstAlias<"slt $rs, $rt, $imm",
1620 (SLTi GPR32Opnd:$rs, GPR32Opnd:$rt, simm16:$imm), 0>;
1621 def : MipsInstAlias<"sltu $rt, $rs, $imm",
1622 (SLTiu GPR32Opnd:$rt, GPR32Opnd:$rs, simm16:$imm), 0>;
1623 def : MipsInstAlias<"xor $rs, $rt, $imm",
1624 (XORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1625 def : MipsInstAlias<"xor $rs, $imm",
1626 (XORi GPR32Opnd:$rs, GPR32Opnd:$rs, uimm16:$imm), 0>;
1627 def : MipsInstAlias<"or $rs, $rt, $imm",
1628 (ORi GPR32Opnd:$rs, GPR32Opnd:$rt, uimm16:$imm), 0>;
1629 def : MipsInstAlias<"or $rs, $imm",
1630 (ORi GPR32Opnd:$rs, GPR32Opnd:$rs, uimm16:$imm), 0>;
1631 let AdditionalPredicates = [NotInMicroMips] in {
1632 def : MipsInstAlias<"nop", (SLL ZERO, ZERO, 0), 1>;
1634 def : MipsInstAlias<"mfc0 $rt, $rd", (MFC0 GPR32Opnd:$rt, COP0Opnd:$rd, 0), 0>;
1635 def : MipsInstAlias<"mtc0 $rt, $rd", (MTC0 COP0Opnd:$rd, GPR32Opnd:$rt, 0), 0>;
1636 def : MipsInstAlias<"mfc2 $rt, $rd", (MFC2 GPR32Opnd:$rt, COP2Opnd:$rd, 0), 0>;
1637 def : MipsInstAlias<"mtc2 $rt, $rd", (MTC2 COP2Opnd:$rd, GPR32Opnd:$rt, 0), 0>;
1638 let AdditionalPredicates = [NotInMicroMips] in {
1639 def : MipsInstAlias<"b $offset", (BEQ ZERO, ZERO, brtarget:$offset), 0>;
1641 def : MipsInstAlias<"bnez $rs,$offset",
1642 (BNE GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1643 def : MipsInstAlias<"bnezl $rs,$offset",
1644 (BNEL GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1645 def : MipsInstAlias<"beqz $rs,$offset",
1646 (BEQ GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1647 def : MipsInstAlias<"beqzl $rs,$offset",
1648 (BEQL GPR32Opnd:$rs, ZERO, brtarget:$offset), 0>;
1649 def : MipsInstAlias<"syscall", (SYSCALL 0), 1>;
1651 def : MipsInstAlias<"break", (BREAK 0, 0), 1>;
1652 def : MipsInstAlias<"break $imm", (BREAK uimm10:$imm, 0), 1>;
1653 let AdditionalPredicates = [NotInMicroMips] in {
1654 def : MipsInstAlias<"ei", (EI ZERO), 1>, ISA_MIPS32R2;
1656 def : MipsInstAlias<"di", (DI ZERO), 1>, ISA_MIPS32R2;
1658 def : MipsInstAlias<"teq $rs, $rt",
1659 (TEQ GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1660 def : MipsInstAlias<"tge $rs, $rt",
1661 (TGE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1662 def : MipsInstAlias<"tgeu $rs, $rt",
1663 (TGEU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1664 def : MipsInstAlias<"tlt $rs, $rt",
1665 (TLT GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1666 def : MipsInstAlias<"tltu $rs, $rt",
1667 (TLTU GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1668 def : MipsInstAlias<"tne $rs, $rt",
1669 (TNE GPR32Opnd:$rs, GPR32Opnd:$rt, 0), 1>, ISA_MIPS2;
1671 def : MipsInstAlias<"sll $rd, $rt, $rs",
1672 (SLLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1673 def : MipsInstAlias<"sub, $rd, $rs, $imm",
1674 (ADDi GPR32Opnd:$rd, GPR32Opnd:$rs,
1675 InvertedImOperand:$imm), 0>, ISA_MIPS1_NOT_32R6_64R6;
1676 def : MipsInstAlias<"sub $rs, $imm",
1677 (ADDi GPR32Opnd:$rs, GPR32Opnd:$rs, InvertedImOperand:$imm),
1678 0>, ISA_MIPS1_NOT_32R6_64R6;
1679 def : MipsInstAlias<"subu, $rd, $rs, $imm",
1680 (ADDiu GPR32Opnd:$rd, GPR32Opnd:$rs,
1681 InvertedImOperand:$imm), 0>;
1682 def : MipsInstAlias<"subu $rs, $imm", (ADDiu GPR32Opnd:$rs, GPR32Opnd:$rs,
1683 InvertedImOperand:$imm), 0>;
1684 def : MipsInstAlias<"sra $rd, $rt, $rs",
1685 (SRAV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1686 def : MipsInstAlias<"srl $rd, $rt, $rs",
1687 (SRLV GPR32Opnd:$rd, GPR32Opnd:$rt, GPR32Opnd:$rs), 0>;
1688 def : MipsInstAlias<"sdbbp", (SDBBP 0)>, ISA_MIPS32_NOT_32R6_64R6;
1689 def : MipsInstAlias<"sync",
1690 (SYNC 0), 1>, ISA_MIPS2;
1691 //===----------------------------------------------------------------------===//
1692 // Assembler Pseudo Instructions
1693 //===----------------------------------------------------------------------===//
1695 class LoadImmediate32<string instr_asm, Operand Od, RegisterOperand RO> :
1696 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1697 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1698 def LoadImm32 : LoadImmediate32<"li", uimm5, GPR32Opnd>;
1700 class LoadAddressFromReg32<string instr_asm, Operand MemOpnd,
1701 RegisterOperand RO> :
1702 MipsAsmPseudoInst<(outs RO:$rt), (ins MemOpnd:$addr),
1703 !strconcat(instr_asm, "\t$rt, $addr")> ;
1704 def LoadAddrReg32 : LoadAddressFromReg32<"la", mem, GPR32Opnd>;
1706 class LoadAddressFromImm32<string instr_asm, Operand Od, RegisterOperand RO> :
1707 MipsAsmPseudoInst<(outs RO:$rt), (ins Od:$imm32),
1708 !strconcat(instr_asm, "\t$rt, $imm32")> ;
1709 def LoadAddrImm32 : LoadAddressFromImm32<"la", uimm5, GPR32Opnd>;
1711 def JalTwoReg : MipsAsmPseudoInst<(outs GPR32Opnd:$rd), (ins GPR32Opnd:$rs),
1713 def JalOneReg : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs),
1716 let hasDelaySlot = 1 in {
1717 def BneImm : MipsAsmPseudoInst<(outs GPR32Opnd:$rt),
1718 (ins imm64:$imm64, brtarget:$offset),
1719 "bne\t$rt, $imm64, $offset">;
1720 def BeqImm : MipsAsmPseudoInst<(outs GPR32Opnd:$rt),
1721 (ins imm64:$imm64, brtarget:$offset),
1722 "beq\t$rt, $imm64, $offset">;
1724 class CondBranchPseudo<string instr_asm> :
1725 MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt,
1727 !strconcat(instr_asm, "\t$rs, $rt, $offset")>;
1730 def BLT : CondBranchPseudo<"blt">;
1731 def BLE : CondBranchPseudo<"ble">;
1732 def BGE : CondBranchPseudo<"bge">;
1733 def BGT : CondBranchPseudo<"bgt">;
1734 def BLTU : CondBranchPseudo<"bltu">;
1735 def BLEU : CondBranchPseudo<"bleu">;
1736 def BGEU : CondBranchPseudo<"bgeu">;
1737 def BGTU : CondBranchPseudo<"bgtu">;
1739 def SDivMacro : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
1740 "div\t$rs, $rt">, ISA_MIPS1_NOT_32R6_64R6;
1742 def UDivMacro : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
1743 "divu\t$rs, $rt">, ISA_MIPS1_NOT_32R6_64R6;
1745 def DSDivMacro : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
1746 "ddiv\t$rs, $rt">, ISA_MIPS64_NOT_64R6;
1748 def DUDivMacro : MipsAsmPseudoInst<(outs), (ins GPR32Opnd:$rs, GPR32Opnd:$rt),
1749 "ddivu\t$rs, $rt">, ISA_MIPS64_NOT_64R6;
1751 def Ulhu : MipsAsmPseudoInst<(outs GPR32Opnd:$rt), (ins mem:$addr),
1752 "ulhu\t$rt, $addr">, ISA_MIPS1_NOT_32R6_64R6;
1754 def Ulw : MipsAsmPseudoInst<(outs GPR32Opnd:$rt), (ins mem:$addr),
1755 "ulw\t$rt, $addr">, ISA_MIPS1_NOT_32R6_64R6;
1757 //===----------------------------------------------------------------------===//
1758 // Arbitrary patterns that map to one or more instructions
1759 //===----------------------------------------------------------------------===//
1761 // Load/store pattern templates.
1762 class LoadRegImmPat<Instruction LoadInst, ValueType ValTy, PatFrag Node> :
1763 MipsPat<(ValTy (Node addrRegImm:$a)), (LoadInst addrRegImm:$a)>;
1765 class StoreRegImmPat<Instruction StoreInst, ValueType ValTy> :
1766 MipsPat<(store ValTy:$v, addrRegImm:$a), (StoreInst ValTy:$v, addrRegImm:$a)>;
1769 let AdditionalPredicates = [NotInMicroMips] in {
1770 def : MipsPat<(i32 immSExt16:$in),
1771 (ADDiu ZERO, imm:$in)>;
1772 def : MipsPat<(i32 immZExt16:$in),
1773 (ORi ZERO, imm:$in)>;
1775 def : MipsPat<(i32 immLow16Zero:$in),
1776 (LUi (HI16 imm:$in))>;
1778 // Arbitrary immediates
1779 def : MipsPat<(i32 imm:$imm),
1780 (ORi (LUi (HI16 imm:$imm)), (LO16 imm:$imm))>;
1782 // Carry MipsPatterns
1783 def : MipsPat<(subc GPR32:$lhs, GPR32:$rhs),
1784 (SUBu GPR32:$lhs, GPR32:$rhs)>;
1785 let AdditionalPredicates = [NotDSP] in {
1786 def : MipsPat<(addc GPR32:$lhs, GPR32:$rhs),
1787 (ADDu GPR32:$lhs, GPR32:$rhs)>;
1788 def : MipsPat<(addc GPR32:$src, immSExt16:$imm),
1789 (ADDiu GPR32:$src, imm:$imm)>;
1792 // Support multiplication for pre-Mips32 targets that don't have
1793 // the MUL instruction.
1794 def : MipsPat<(mul GPR32:$lhs, GPR32:$rhs),
1795 (PseudoMFLO (PseudoMULT GPR32:$lhs, GPR32:$rhs))>,
1796 ISA_MIPS1_NOT_32R6_64R6;
1799 def : MipsPat<(MipsSync (i32 immz)),
1800 (SYNC 0)>, ISA_MIPS2;
1803 def : MipsPat<(MipsJmpLink (i32 tglobaladdr:$dst)),
1804 (JAL tglobaladdr:$dst)>;
1805 def : MipsPat<(MipsJmpLink (i32 texternalsym:$dst)),
1806 (JAL texternalsym:$dst)>;
1807 //def : MipsPat<(MipsJmpLink GPR32:$dst),
1808 // (JALR GPR32:$dst)>;
1811 def : MipsPat<(MipsTailCall (iPTR tglobaladdr:$dst)),
1812 (TAILCALL tglobaladdr:$dst)>;
1813 def : MipsPat<(MipsTailCall (iPTR texternalsym:$dst)),
1814 (TAILCALL texternalsym:$dst)>;
1816 def : MipsPat<(MipsHi tglobaladdr:$in), (LUi tglobaladdr:$in)>;
1817 def : MipsPat<(MipsHi tblockaddress:$in), (LUi tblockaddress:$in)>;
1818 def : MipsPat<(MipsHi tjumptable:$in), (LUi tjumptable:$in)>;
1819 def : MipsPat<(MipsHi tconstpool:$in), (LUi tconstpool:$in)>;
1820 def : MipsPat<(MipsHi tglobaltlsaddr:$in), (LUi tglobaltlsaddr:$in)>;
1821 def : MipsPat<(MipsHi texternalsym:$in), (LUi texternalsym:$in)>;
1823 def : MipsPat<(MipsLo tglobaladdr:$in), (ADDiu ZERO, tglobaladdr:$in)>;
1824 def : MipsPat<(MipsLo tblockaddress:$in), (ADDiu ZERO, tblockaddress:$in)>;
1825 def : MipsPat<(MipsLo tjumptable:$in), (ADDiu ZERO, tjumptable:$in)>;
1826 def : MipsPat<(MipsLo tconstpool:$in), (ADDiu ZERO, tconstpool:$in)>;
1827 def : MipsPat<(MipsLo tglobaltlsaddr:$in), (ADDiu ZERO, tglobaltlsaddr:$in)>;
1828 def : MipsPat<(MipsLo texternalsym:$in), (ADDiu ZERO, texternalsym:$in)>;
1830 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaladdr:$lo)),
1831 (ADDiu GPR32:$hi, tglobaladdr:$lo)>;
1832 def : MipsPat<(add GPR32:$hi, (MipsLo tblockaddress:$lo)),
1833 (ADDiu GPR32:$hi, tblockaddress:$lo)>;
1834 def : MipsPat<(add GPR32:$hi, (MipsLo tjumptable:$lo)),
1835 (ADDiu GPR32:$hi, tjumptable:$lo)>;
1836 def : MipsPat<(add GPR32:$hi, (MipsLo tconstpool:$lo)),
1837 (ADDiu GPR32:$hi, tconstpool:$lo)>;
1838 def : MipsPat<(add GPR32:$hi, (MipsLo tglobaltlsaddr:$lo)),
1839 (ADDiu GPR32:$hi, tglobaltlsaddr:$lo)>;
1842 def : MipsPat<(add GPR32:$gp, (MipsGPRel tglobaladdr:$in)),
1843 (ADDiu GPR32:$gp, tglobaladdr:$in)>;
1844 def : MipsPat<(add GPR32:$gp, (MipsGPRel tconstpool:$in)),
1845 (ADDiu GPR32:$gp, tconstpool:$in)>;
1848 class WrapperPat<SDNode node, Instruction ADDiuOp, RegisterClass RC>:
1849 MipsPat<(MipsWrapper RC:$gp, node:$in),
1850 (ADDiuOp RC:$gp, node:$in)>;
1852 def : WrapperPat<tglobaladdr, ADDiu, GPR32>;
1853 def : WrapperPat<tconstpool, ADDiu, GPR32>;
1854 def : WrapperPat<texternalsym, ADDiu, GPR32>;
1855 def : WrapperPat<tblockaddress, ADDiu, GPR32>;
1856 def : WrapperPat<tjumptable, ADDiu, GPR32>;
1857 def : WrapperPat<tglobaltlsaddr, ADDiu, GPR32>;
1859 let AdditionalPredicates = [NotInMicroMips] in {
1860 // Mips does not have "not", so we expand our way
1861 def : MipsPat<(not GPR32:$in),
1862 (NOR GPR32Opnd:$in, ZERO)>;
1866 def : MipsPat<(i32 (extloadi1 addr:$src)), (LBu addr:$src)>;
1867 def : MipsPat<(i32 (extloadi8 addr:$src)), (LBu addr:$src)>;
1868 def : MipsPat<(i32 (extloadi16 addr:$src)), (LHu addr:$src)>;
1871 def : MipsPat<(store (i32 0), addr:$dst), (SW ZERO, addr:$dst)>;
1874 multiclass BrcondPats<RegisterClass RC, Instruction BEQOp, Instruction BNEOp,
1875 Instruction SLTOp, Instruction SLTuOp, Instruction SLTiOp,
1876 Instruction SLTiuOp, Register ZEROReg> {
1877 def : MipsPat<(brcond (i32 (setne RC:$lhs, 0)), bb:$dst),
1878 (BNEOp RC:$lhs, ZEROReg, bb:$dst)>;
1879 def : MipsPat<(brcond (i32 (seteq RC:$lhs, 0)), bb:$dst),
1880 (BEQOp RC:$lhs, ZEROReg, bb:$dst)>;
1882 def : MipsPat<(brcond (i32 (setge RC:$lhs, RC:$rhs)), bb:$dst),
1883 (BEQ (SLTOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1884 def : MipsPat<(brcond (i32 (setuge RC:$lhs, RC:$rhs)), bb:$dst),
1885 (BEQ (SLTuOp RC:$lhs, RC:$rhs), ZERO, bb:$dst)>;
1886 def : MipsPat<(brcond (i32 (setge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1887 (BEQ (SLTiOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1888 def : MipsPat<(brcond (i32 (setuge RC:$lhs, immSExt16:$rhs)), bb:$dst),
1889 (BEQ (SLTiuOp RC:$lhs, immSExt16:$rhs), ZERO, bb:$dst)>;
1890 def : MipsPat<(brcond (i32 (setgt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1891 (BEQ (SLTiOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1892 def : MipsPat<(brcond (i32 (setugt RC:$lhs, immSExt16Plus1:$rhs)), bb:$dst),
1893 (BEQ (SLTiuOp RC:$lhs, (Plus1 imm:$rhs)), ZERO, bb:$dst)>;
1895 def : MipsPat<(brcond (i32 (setle RC:$lhs, RC:$rhs)), bb:$dst),
1896 (BEQ (SLTOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1897 def : MipsPat<(brcond (i32 (setule RC:$lhs, RC:$rhs)), bb:$dst),
1898 (BEQ (SLTuOp RC:$rhs, RC:$lhs), ZERO, bb:$dst)>;
1900 def : MipsPat<(brcond RC:$cond, bb:$dst),
1901 (BNEOp RC:$cond, ZEROReg, bb:$dst)>;
1904 defm : BrcondPats<GPR32, BEQ, BNE, SLT, SLTu, SLTi, SLTiu, ZERO>;
1906 def : MipsPat<(brcond (i32 (setlt i32:$lhs, 1)), bb:$dst),
1907 (BLEZ i32:$lhs, bb:$dst)>;
1908 def : MipsPat<(brcond (i32 (setgt i32:$lhs, -1)), bb:$dst),
1909 (BGEZ i32:$lhs, bb:$dst)>;
1912 multiclass SeteqPats<RegisterClass RC, Instruction SLTiuOp, Instruction XOROp,
1913 Instruction SLTuOp, Register ZEROReg> {
1914 def : MipsPat<(seteq RC:$lhs, 0),
1915 (SLTiuOp RC:$lhs, 1)>;
1916 def : MipsPat<(setne RC:$lhs, 0),
1917 (SLTuOp ZEROReg, RC:$lhs)>;
1918 def : MipsPat<(seteq RC:$lhs, RC:$rhs),
1919 (SLTiuOp (XOROp RC:$lhs, RC:$rhs), 1)>;
1920 def : MipsPat<(setne RC:$lhs, RC:$rhs),
1921 (SLTuOp ZEROReg, (XOROp RC:$lhs, RC:$rhs))>;
1924 multiclass SetlePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1925 def : MipsPat<(setle RC:$lhs, RC:$rhs),
1926 (XORi (SLTOp RC:$rhs, RC:$lhs), 1)>;
1927 def : MipsPat<(setule RC:$lhs, RC:$rhs),
1928 (XORi (SLTuOp RC:$rhs, RC:$lhs), 1)>;
1931 multiclass SetgtPats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1932 def : MipsPat<(setgt RC:$lhs, RC:$rhs),
1933 (SLTOp RC:$rhs, RC:$lhs)>;
1934 def : MipsPat<(setugt RC:$lhs, RC:$rhs),
1935 (SLTuOp RC:$rhs, RC:$lhs)>;
1938 multiclass SetgePats<RegisterClass RC, Instruction SLTOp, Instruction SLTuOp> {
1939 def : MipsPat<(setge RC:$lhs, RC:$rhs),
1940 (XORi (SLTOp RC:$lhs, RC:$rhs), 1)>;
1941 def : MipsPat<(setuge RC:$lhs, RC:$rhs),
1942 (XORi (SLTuOp RC:$lhs, RC:$rhs), 1)>;
1945 multiclass SetgeImmPats<RegisterClass RC, Instruction SLTiOp,
1946 Instruction SLTiuOp> {
1947 def : MipsPat<(setge RC:$lhs, immSExt16:$rhs),
1948 (XORi (SLTiOp RC:$lhs, immSExt16:$rhs), 1)>;
1949 def : MipsPat<(setuge RC:$lhs, immSExt16:$rhs),
1950 (XORi (SLTiuOp RC:$lhs, immSExt16:$rhs), 1)>;
1953 defm : SeteqPats<GPR32, SLTiu, XOR, SLTu, ZERO>;
1954 defm : SetlePats<GPR32, SLT, SLTu>;
1955 defm : SetgtPats<GPR32, SLT, SLTu>;
1956 defm : SetgePats<GPR32, SLT, SLTu>;
1957 defm : SetgeImmPats<GPR32, SLTi, SLTiu>;
1960 def : MipsPat<(bswap GPR32:$rt), (ROTR (WSBH GPR32:$rt), 16)>;
1962 // Load halfword/word patterns.
1963 let AddedComplexity = 40 in {
1964 def : LoadRegImmPat<LBu, i32, zextloadi8>;
1965 def : LoadRegImmPat<LH, i32, sextloadi16>;
1966 let AdditionalPredicates = [NotInMicroMips] in {
1967 def : LoadRegImmPat<LW, i32, load>;
1971 //===----------------------------------------------------------------------===//
1972 // Floating Point Support
1973 //===----------------------------------------------------------------------===//
1975 include "MipsInstrFPU.td"
1976 include "Mips64InstrInfo.td"
1977 include "MipsCondMov.td"
1979 include "Mips32r6InstrInfo.td"
1980 include "Mips64r6InstrInfo.td"
1985 include "Mips16InstrFormats.td"
1986 include "Mips16InstrInfo.td"
1989 include "MipsDSPInstrFormats.td"
1990 include "MipsDSPInstrInfo.td"
1993 include "MipsMSAInstrFormats.td"
1994 include "MipsMSAInstrInfo.td"
1997 include "MicroMipsInstrFormats.td"
1998 include "MicroMipsInstrInfo.td"
1999 include "MicroMipsInstrFPU.td"
2002 include "MicroMips32r6InstrFormats.td"
2003 include "MicroMips32r6InstrInfo.td"
2006 include "MicroMips64r6InstrFormats.td"
2007 include "MicroMips64r6InstrInfo.td"