PPCInstrInfo.td revision 204642
1//===- PPCInstrInfo.td - The PowerPC Instruction Set -------*- tablegen -*-===// 2// 3// The LLVM Compiler Infrastructure 4// 5// This file is distributed under the University of Illinois Open Source 6// License. See LICENSE.TXT for details. 7// 8//===----------------------------------------------------------------------===// 9// 10// This file describes the subset of the 32-bit PowerPC instruction set, as used 11// by the PowerPC instruction selector. 12// 13//===----------------------------------------------------------------------===// 14 15include "PPCInstrFormats.td" 16 17//===----------------------------------------------------------------------===// 18// PowerPC specific type constraints. 19// 20def SDT_PPCstfiwx : SDTypeProfile<0, 2, [ // stfiwx 21 SDTCisVT<0, f64>, SDTCisPtrTy<1> 22]>; 23def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>; 24def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>, 25 SDTCisVT<1, i32> ]>; 26def SDT_PPCvperm : SDTypeProfile<1, 3, [ 27 SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2> 28]>; 29 30def SDT_PPCvcmp : SDTypeProfile<1, 3, [ 31 SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32> 32]>; 33 34def SDT_PPCcondbr : SDTypeProfile<0, 3, [ 35 SDTCisVT<0, i32>, SDTCisVT<2, OtherVT> 36]>; 37 38def SDT_PPClbrx : SDTypeProfile<1, 2, [ 39 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT> 40]>; 41def SDT_PPCstbrx : SDTypeProfile<0, 3, [ 42 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT> 43]>; 44 45def SDT_PPClarx : SDTypeProfile<1, 1, [ 46 SDTCisInt<0>, SDTCisPtrTy<1> 47]>; 48def SDT_PPCstcx : SDTypeProfile<0, 2, [ 49 SDTCisInt<0>, SDTCisPtrTy<1> 50]>; 51 52def SDT_PPCTC_ret : SDTypeProfile<0, 2, [ 53 SDTCisPtrTy<0>, SDTCisVT<1, i32> 54]>; 55 56def SDT_PPCnop : SDTypeProfile<0, 0, []>; 57 58//===----------------------------------------------------------------------===// 59// PowerPC specific DAG Nodes. 60// 61 62def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>; 63def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>; 64def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>; 65def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx, 66 [SDNPHasChain, SDNPMayStore]>; 67 68// This sequence is used for long double->int conversions. It changes the 69// bits in the FPSCR which is not modelled. 70def PPCmffs : SDNode<"PPCISD::MFFS", SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>, 71 [SDNPOutFlag]>; 72def PPCmtfsb0 : SDNode<"PPCISD::MTFSB0", SDTypeProfile<0, 1, [SDTCisInt<0>]>, 73 [SDNPInFlag, SDNPOutFlag]>; 74def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>, 75 [SDNPInFlag, SDNPOutFlag]>; 76def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp, 77 [SDNPInFlag, SDNPOutFlag]>; 78def PPCmtfsf : SDNode<"PPCISD::MTFSF", SDTypeProfile<1, 3, 79 [SDTCisVT<0, f64>, SDTCisInt<1>, SDTCisVT<2, f64>, 80 SDTCisVT<3, f64>]>, 81 [SDNPInFlag]>; 82 83def PPCfsel : SDNode<"PPCISD::FSEL", 84 // Type constraint for fsel. 85 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>, 86 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>; 87 88def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>; 89def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>; 90def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp, [SDNPMayLoad]>; 91def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>; 92def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>; 93 94def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>; 95 96// These nodes represent the 32-bit PPC shifts that operate on 6-bit shift 97// amounts. These nodes are generated by the multi-precision shift code. 98def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>; 99def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>; 100def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>; 101 102def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>; 103def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore, 104 [SDNPHasChain, SDNPMayStore]>; 105 106// These are target-independent nodes, but have target-specific formats. 107def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart, 108 [SDNPHasChain, SDNPOutFlag]>; 109def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd, 110 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 111 112def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>; 113def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall, 114 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 115def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall, 116 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 117def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInFlag, SDNPOutFlag]>; 118def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>, 119 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 120def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>, 121 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>; 122def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>, 123 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>; 124def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall, 125 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 126def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone, 127 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 128 129def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone, 130 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>; 131 132def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone, 133 [SDNPHasChain, SDNPOptInFlag]>; 134 135def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret, 136 [SDNPHasChain, SDNPOptInFlag]>; 137 138def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>; 139def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutFlag]>; 140 141def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr, 142 [SDNPHasChain, SDNPOptInFlag]>; 143 144def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx, 145 [SDNPHasChain, SDNPMayLoad]>; 146def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx, 147 [SDNPHasChain, SDNPMayStore]>; 148 149// Instructions to support atomic operations 150def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx, 151 [SDNPHasChain, SDNPMayLoad]>; 152def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx, 153 [SDNPHasChain, SDNPMayStore]>; 154 155// Instructions to support dynamic alloca. 156def SDTDynOp : SDTypeProfile<1, 2, []>; 157def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>; 158 159//===----------------------------------------------------------------------===// 160// PowerPC specific transformation functions and pattern fragments. 161// 162 163def SHL32 : SDNodeXForm<imm, [{ 164 // Transformation function: 31 - imm 165 return getI32Imm(31 - N->getZExtValue()); 166}]>; 167 168def SRL32 : SDNodeXForm<imm, [{ 169 // Transformation function: 32 - imm 170 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0); 171}]>; 172 173def LO16 : SDNodeXForm<imm, [{ 174 // Transformation function: get the low 16 bits. 175 return getI32Imm((unsigned short)N->getZExtValue()); 176}]>; 177 178def HI16 : SDNodeXForm<imm, [{ 179 // Transformation function: shift the immediate value down into the low bits. 180 return getI32Imm((unsigned)N->getZExtValue() >> 16); 181}]>; 182 183def HA16 : SDNodeXForm<imm, [{ 184 // Transformation function: shift the immediate value down into the low bits. 185 signed int Val = N->getZExtValue(); 186 return getI32Imm((Val - (signed short)Val) >> 16); 187}]>; 188def MB : SDNodeXForm<imm, [{ 189 // Transformation function: get the start bit of a mask 190 unsigned mb = 0, me; 191 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me); 192 return getI32Imm(mb); 193}]>; 194 195def ME : SDNodeXForm<imm, [{ 196 // Transformation function: get the end bit of a mask 197 unsigned mb, me = 0; 198 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me); 199 return getI32Imm(me); 200}]>; 201def maskimm32 : PatLeaf<(imm), [{ 202 // maskImm predicate - True if immediate is a run of ones. 203 unsigned mb, me; 204 if (N->getValueType(0) == MVT::i32) 205 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me); 206 else 207 return false; 208}]>; 209 210def immSExt16 : PatLeaf<(imm), [{ 211 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended 212 // field. Used by instructions like 'addi'. 213 if (N->getValueType(0) == MVT::i32) 214 return (int32_t)N->getZExtValue() == (short)N->getZExtValue(); 215 else 216 return (int64_t)N->getZExtValue() == (short)N->getZExtValue(); 217}]>; 218def immZExt16 : PatLeaf<(imm), [{ 219 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended 220 // field. Used by instructions like 'ori'. 221 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue(); 222}], LO16>; 223 224// imm16Shifted* - These match immediates where the low 16-bits are zero. There 225// are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are 226// identical in 32-bit mode, but in 64-bit mode, they return true if the 227// immediate fits into a sign/zero extended 32-bit immediate (with the low bits 228// clear). 229def imm16ShiftedZExt : PatLeaf<(imm), [{ 230 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the 231 // immediate are set. Used by instructions like 'xoris'. 232 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0; 233}], HI16>; 234 235def imm16ShiftedSExt : PatLeaf<(imm), [{ 236 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the 237 // immediate are set. Used by instructions like 'addis'. Identical to 238 // imm16ShiftedZExt in 32-bit mode. 239 if (N->getZExtValue() & 0xFFFF) return false; 240 if (N->getValueType(0) == MVT::i32) 241 return true; 242 // For 64-bit, make sure it is sext right. 243 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue(); 244}], HI16>; 245 246 247//===----------------------------------------------------------------------===// 248// PowerPC Flag Definitions. 249 250class isPPC64 { bit PPC64 = 1; } 251class isDOT { 252 list<Register> Defs = [CR0]; 253 bit RC = 1; 254} 255 256class RegConstraint<string C> { 257 string Constraints = C; 258} 259class NoEncode<string E> { 260 string DisableEncoding = E; 261} 262 263 264//===----------------------------------------------------------------------===// 265// PowerPC Operand Definitions. 266 267def s5imm : Operand<i32> { 268 let PrintMethod = "printS5ImmOperand"; 269} 270def u5imm : Operand<i32> { 271 let PrintMethod = "printU5ImmOperand"; 272} 273def u6imm : Operand<i32> { 274 let PrintMethod = "printU6ImmOperand"; 275} 276def s16imm : Operand<i32> { 277 let PrintMethod = "printS16ImmOperand"; 278} 279def u16imm : Operand<i32> { 280 let PrintMethod = "printU16ImmOperand"; 281} 282def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing. 283 let PrintMethod = "printS16X4ImmOperand"; 284} 285def target : Operand<OtherVT> { 286 let PrintMethod = "printBranchOperand"; 287} 288def calltarget : Operand<iPTR> { 289 let PrintMethod = "printCallOperand"; 290} 291def aaddr : Operand<iPTR> { 292 let PrintMethod = "printAbsAddrOperand"; 293} 294def piclabel: Operand<iPTR> { 295 let PrintMethod = "printPICLabel"; 296} 297def symbolHi: Operand<i32> { 298 let PrintMethod = "printSymbolHi"; 299} 300def symbolLo: Operand<i32> { 301 let PrintMethod = "printSymbolLo"; 302} 303def crbitm: Operand<i8> { 304 let PrintMethod = "printcrbitm"; 305} 306// Address operands 307def memri : Operand<iPTR> { 308 let PrintMethod = "printMemRegImm"; 309 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg); 310} 311def memrr : Operand<iPTR> { 312 let PrintMethod = "printMemRegReg"; 313 let MIOperandInfo = (ops ptr_rc, ptr_rc); 314} 315def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits. 316 let PrintMethod = "printMemRegImmShifted"; 317 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg); 318} 319def tocentry : Operand<iPTR> { 320 let PrintMethod = "printTOCEntryLabel"; 321 let MIOperandInfo = (ops i32imm:$imm); 322} 323 324// PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg 325// that doesn't matter. 326def pred : PredicateOperand<OtherVT, (ops imm, CRRC), 327 (ops (i32 20), (i32 zero_reg))> { 328 let PrintMethod = "printPredicateOperand"; 329} 330 331// Define PowerPC specific addressing mode. 332def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>; 333def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>; 334def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>; 335def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std" 336 337/// This is just the offset part of iaddr, used for preinc. 338def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>; 339 340//===----------------------------------------------------------------------===// 341// PowerPC Instruction Predicate Definitions. 342def FPContractions : Predicate<"!NoExcessFPPrecision">; 343def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">; 344def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">; 345 346 347//===----------------------------------------------------------------------===// 348// PowerPC Instruction Definitions. 349 350// Pseudo-instructions: 351 352let hasCtrlDep = 1 in { 353let Defs = [R1], Uses = [R1] in { 354def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), 355 "${:comment} ADJCALLSTACKDOWN", 356 [(callseq_start timm:$amt)]>; 357def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), 358 "${:comment} ADJCALLSTACKUP", 359 [(callseq_end timm:$amt1, timm:$amt2)]>; 360} 361 362def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS), 363 "UPDATE_VRSAVE $rD, $rS", []>; 364} 365 366let Defs = [R1], Uses = [R1] in 367def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi), 368 "${:comment} DYNALLOC $result, $negsize, $fpsi", 369 [(set GPRC:$result, 370 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>; 371 372// SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after 373// instruction selection into a branch sequence. 374let usesCustomInserter = 1, // Expanded after instruction selection. 375 PPC970_Single = 1 in { 376 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F, 377 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!", 378 []>; 379 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F, 380 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!", 381 []>; 382 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F, 383 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!", 384 []>; 385 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F, 386 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!", 387 []>; 388 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F, 389 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!", 390 []>; 391} 392 393// SPILL_CR - Indicate that we're dumping the CR register, so we'll need to 394// scavenge a register for it. 395def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F), 396 "${:comment} SPILL_CR $cond $F", []>; 397 398let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in { 399 let isReturn = 1, Uses = [LR, RM] in 400 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p), 401 "b${p:cc}lr ${p:reg}", BrB, 402 [(retflag)]>; 403 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in 404 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>; 405} 406 407let Defs = [LR] in 408 def MovePCtoLR : Pseudo<(outs), (ins piclabel:$label), "bl $label", []>, 409 PPC970_Unit_BRU; 410 411let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in { 412 let isBarrier = 1 in { 413 def B : IForm<18, 0, 0, (outs), (ins target:$dst), 414 "b $dst", BrB, 415 [(br bb:$dst)]>; 416 } 417 418 // BCC represents an arbitrary conditional branch on a predicate. 419 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use 420 // a two-value operand where a dag node expects two operands. :( 421 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, target:$dst), 422 "b${cond:cc} ${cond:reg}, $dst" 423 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>; 424} 425 426// Darwin ABI Calls. 427let isCall = 1, PPC970_Unit = 7, 428 // All calls clobber the non-callee saved registers... 429 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12, 430 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13, 431 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19, 432 LR,CTR, 433 CR0,CR1,CR5,CR6,CR7,CARRY] in { 434 // Convenient aliases for call instructions 435 let Uses = [RM] in { 436 def BL_Darwin : IForm<18, 0, 1, 437 (outs), (ins calltarget:$func, variable_ops), 438 "bl $func", BrB, []>; // See Pat patterns below. 439 def BLA_Darwin : IForm<18, 1, 1, 440 (outs), (ins aaddr:$func, variable_ops), 441 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>; 442 } 443 let Uses = [CTR, RM] in { 444 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1, 445 (outs), (ins variable_ops), 446 "bctrl", BrB, 447 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>; 448 } 449} 450 451// SVR4 ABI Calls. 452let isCall = 1, PPC970_Unit = 7, 453 // All calls clobber the non-callee saved registers... 454 Defs = [R0,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12, 455 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13, 456 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19, 457 LR,CTR, 458 CR0,CR1,CR5,CR6,CR7,CARRY] in { 459 // Convenient aliases for call instructions 460 let Uses = [RM] in { 461 def BL_SVR4 : IForm<18, 0, 1, 462 (outs), (ins calltarget:$func, variable_ops), 463 "bl $func", BrB, []>; // See Pat patterns below. 464 def BLA_SVR4 : IForm<18, 1, 1, 465 (outs), (ins aaddr:$func, variable_ops), 466 "bla $func", BrB, 467 [(PPCcall_SVR4 (i32 imm:$func))]>; 468 } 469 let Uses = [CTR, RM] in { 470 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1, 471 (outs), (ins variable_ops), 472 "bctrl", BrB, 473 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>; 474 } 475} 476 477 478let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in 479def TCRETURNdi :Pseudo< (outs), 480 (ins calltarget:$dst, i32imm:$offset, variable_ops), 481 "#TC_RETURNd $dst $offset", 482 []>; 483 484 485let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in 486def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops), 487 "#TC_RETURNa $func $offset", 488 [(PPCtc_return (i32 imm:$func), imm:$offset)]>; 489 490let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in 491def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops), 492 "#TC_RETURNr $dst $offset", 493 []>; 494 495 496let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1, 497 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in 498def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>, 499 Requires<[In32BitMode]>; 500 501 502 503let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7, 504 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in 505def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst), 506 "b $dst", BrB, 507 []>; 508 509 510let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7, 511 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in 512def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst), 513 "ba $dst", BrB, 514 []>; 515 516 517// DCB* instructions. 518def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst), 519 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>, 520 PPC970_DGroup_Single; 521def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst), 522 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>, 523 PPC970_DGroup_Single; 524def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst), 525 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>, 526 PPC970_DGroup_Single; 527def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst), 528 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>, 529 PPC970_DGroup_Single; 530def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst), 531 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>, 532 PPC970_DGroup_Single; 533def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst), 534 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>, 535 PPC970_DGroup_Single; 536def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst), 537 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>, 538 PPC970_DGroup_Single; 539def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst), 540 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>, 541 PPC970_DGroup_Single; 542 543// Atomic operations 544let usesCustomInserter = 1 in { 545 let Uses = [CR0] in { 546 def ATOMIC_LOAD_ADD_I8 : Pseudo< 547 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 548 "${:comment} ATOMIC_LOAD_ADD_I8 PSEUDO!", 549 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>; 550 def ATOMIC_LOAD_SUB_I8 : Pseudo< 551 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 552 "${:comment} ATOMIC_LOAD_SUB_I8 PSEUDO!", 553 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>; 554 def ATOMIC_LOAD_AND_I8 : Pseudo< 555 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 556 "${:comment} ATOMIC_LOAD_AND_I8 PSEUDO!", 557 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>; 558 def ATOMIC_LOAD_OR_I8 : Pseudo< 559 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 560 "${:comment} ATOMIC_LOAD_OR_I8 PSEUDO!", 561 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>; 562 def ATOMIC_LOAD_XOR_I8 : Pseudo< 563 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 564 "${:comment} ATOMIC_LOAD_XOR_I8 PSEUDO!", 565 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>; 566 def ATOMIC_LOAD_NAND_I8 : Pseudo< 567 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 568 "${:comment} ATOMIC_LOAD_NAND_I8 PSEUDO!", 569 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>; 570 def ATOMIC_LOAD_ADD_I16 : Pseudo< 571 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 572 "${:comment} ATOMIC_LOAD_ADD_I16 PSEUDO!", 573 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>; 574 def ATOMIC_LOAD_SUB_I16 : Pseudo< 575 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 576 "${:comment} ATOMIC_LOAD_SUB_I16 PSEUDO!", 577 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>; 578 def ATOMIC_LOAD_AND_I16 : Pseudo< 579 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 580 "${:comment} ATOMIC_LOAD_AND_I16 PSEUDO!", 581 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>; 582 def ATOMIC_LOAD_OR_I16 : Pseudo< 583 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 584 "${:comment} ATOMIC_LOAD_OR_I16 PSEUDO!", 585 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>; 586 def ATOMIC_LOAD_XOR_I16 : Pseudo< 587 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 588 "${:comment} ATOMIC_LOAD_XOR_I16 PSEUDO!", 589 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>; 590 def ATOMIC_LOAD_NAND_I16 : Pseudo< 591 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 592 "${:comment} ATOMIC_LOAD_NAND_I16 PSEUDO!", 593 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>; 594 def ATOMIC_LOAD_ADD_I32 : Pseudo< 595 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 596 "${:comment} ATOMIC_LOAD_ADD_I32 PSEUDO!", 597 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>; 598 def ATOMIC_LOAD_SUB_I32 : Pseudo< 599 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 600 "${:comment} ATOMIC_LOAD_SUB_I32 PSEUDO!", 601 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>; 602 def ATOMIC_LOAD_AND_I32 : Pseudo< 603 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 604 "${:comment} ATOMIC_LOAD_AND_I32 PSEUDO!", 605 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>; 606 def ATOMIC_LOAD_OR_I32 : Pseudo< 607 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 608 "${:comment} ATOMIC_LOAD_OR_I32 PSEUDO!", 609 [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>; 610 def ATOMIC_LOAD_XOR_I32 : Pseudo< 611 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 612 "${:comment} ATOMIC_LOAD_XOR_I32 PSEUDO!", 613 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>; 614 def ATOMIC_LOAD_NAND_I32 : Pseudo< 615 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), 616 "${:comment} ATOMIC_LOAD_NAND_I32 PSEUDO!", 617 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>; 618 619 def ATOMIC_CMP_SWAP_I8 : Pseudo< 620 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), 621 "${:comment} ATOMIC_CMP_SWAP_I8 PSEUDO!", 622 [(set GPRC:$dst, 623 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; 624 def ATOMIC_CMP_SWAP_I16 : Pseudo< 625 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), 626 "${:comment} ATOMIC_CMP_SWAP_I16 PSEUDO!", 627 [(set GPRC:$dst, 628 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; 629 def ATOMIC_CMP_SWAP_I32 : Pseudo< 630 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), 631 "${:comment} ATOMIC_CMP_SWAP_I32 PSEUDO!", 632 [(set GPRC:$dst, 633 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>; 634 635 def ATOMIC_SWAP_I8 : Pseudo< 636 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), 637 "${:comment} ATOMIC_SWAP_I8 PSEUDO!", 638 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>; 639 def ATOMIC_SWAP_I16 : Pseudo< 640 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), 641 "${:comment} ATOMIC_SWAP_I16 PSEUDO!", 642 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>; 643 def ATOMIC_SWAP_I32 : Pseudo< 644 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), 645 "${:comment} ATOMIC_SWAP_I32 PSEUDO!", 646 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>; 647 } 648} 649 650// Instructions to support atomic operations 651def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src), 652 "lwarx $rD, $src", LdStLWARX, 653 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>; 654 655let Defs = [CR0] in 656def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst), 657 "stwcx. $rS, $dst", LdStSTWCX, 658 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>, 659 isDOT; 660 661let isBarrier = 1, hasCtrlDep = 1 in 662def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStGeneral, [(trap)]>; 663 664//===----------------------------------------------------------------------===// 665// PPC32 Load Instructions. 666// 667 668// Unindexed (r+i) Loads. 669let canFoldAsLoad = 1, PPC970_Unit = 2 in { 670def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src), 671 "lbz $rD, $src", LdStGeneral, 672 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>; 673def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src), 674 "lha $rD, $src", LdStLHA, 675 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>, 676 PPC970_DGroup_Cracked; 677def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src), 678 "lhz $rD, $src", LdStGeneral, 679 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>; 680def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src), 681 "lwz $rD, $src", LdStGeneral, 682 [(set GPRC:$rD, (load iaddr:$src))]>; 683 684def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src), 685 "lfs $rD, $src", LdStLFDU, 686 [(set F4RC:$rD, (load iaddr:$src))]>; 687def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src), 688 "lfd $rD, $src", LdStLFD, 689 [(set F8RC:$rD, (load iaddr:$src))]>; 690 691 692// Unindexed (r+i) Loads with Update (preinc). 693let mayLoad = 1 in { 694def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 695 "lbzu $rD, $addr", LdStGeneral, 696 []>, RegConstraint<"$addr.reg = $ea_result">, 697 NoEncode<"$ea_result">; 698 699def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 700 "lhau $rD, $addr", LdStGeneral, 701 []>, RegConstraint<"$addr.reg = $ea_result">, 702 NoEncode<"$ea_result">; 703 704def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 705 "lhzu $rD, $addr", LdStGeneral, 706 []>, RegConstraint<"$addr.reg = $ea_result">, 707 NoEncode<"$ea_result">; 708 709def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 710 "lwzu $rD, $addr", LdStGeneral, 711 []>, RegConstraint<"$addr.reg = $ea_result">, 712 NoEncode<"$ea_result">; 713 714def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 715 "lfs $rD, $addr", LdStLFDU, 716 []>, RegConstraint<"$addr.reg = $ea_result">, 717 NoEncode<"$ea_result">; 718 719def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr), 720 "lfd $rD, $addr", LdStLFD, 721 []>, RegConstraint<"$addr.reg = $ea_result">, 722 NoEncode<"$ea_result">; 723} 724} 725 726// Indexed (r+r) Loads. 727// 728let canFoldAsLoad = 1, PPC970_Unit = 2 in { 729def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src), 730 "lbzx $rD, $src", LdStGeneral, 731 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>; 732def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src), 733 "lhax $rD, $src", LdStLHA, 734 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>, 735 PPC970_DGroup_Cracked; 736def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src), 737 "lhzx $rD, $src", LdStGeneral, 738 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>; 739def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src), 740 "lwzx $rD, $src", LdStGeneral, 741 [(set GPRC:$rD, (load xaddr:$src))]>; 742 743 744def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src), 745 "lhbrx $rD, $src", LdStGeneral, 746 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>; 747def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src), 748 "lwbrx $rD, $src", LdStGeneral, 749 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>; 750 751def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src), 752 "lfsx $frD, $src", LdStLFDU, 753 [(set F4RC:$frD, (load xaddr:$src))]>; 754def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src), 755 "lfdx $frD, $src", LdStLFDU, 756 [(set F8RC:$frD, (load xaddr:$src))]>; 757} 758 759//===----------------------------------------------------------------------===// 760// PPC32 Store Instructions. 761// 762 763// Unindexed (r+i) Stores. 764let PPC970_Unit = 2 in { 765def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src), 766 "stb $rS, $src", LdStGeneral, 767 [(truncstorei8 GPRC:$rS, iaddr:$src)]>; 768def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src), 769 "sth $rS, $src", LdStGeneral, 770 [(truncstorei16 GPRC:$rS, iaddr:$src)]>; 771def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src), 772 "stw $rS, $src", LdStGeneral, 773 [(store GPRC:$rS, iaddr:$src)]>; 774def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst), 775 "stfs $rS, $dst", LdStUX, 776 [(store F4RC:$rS, iaddr:$dst)]>; 777def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst), 778 "stfd $rS, $dst", LdStUX, 779 [(store F8RC:$rS, iaddr:$dst)]>; 780} 781 782// Unindexed (r+i) Stores with Update (preinc). 783let PPC970_Unit = 2 in { 784def STBU : DForm_1<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS, 785 symbolLo:$ptroff, ptr_rc:$ptrreg), 786 "stbu $rS, $ptroff($ptrreg)", LdStGeneral, 787 [(set ptr_rc:$ea_res, 788 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg, 789 iaddroff:$ptroff))]>, 790 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; 791def STHU : DForm_1<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS, 792 symbolLo:$ptroff, ptr_rc:$ptrreg), 793 "sthu $rS, $ptroff($ptrreg)", LdStGeneral, 794 [(set ptr_rc:$ea_res, 795 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg, 796 iaddroff:$ptroff))]>, 797 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; 798def STWU : DForm_1<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS, 799 symbolLo:$ptroff, ptr_rc:$ptrreg), 800 "stwu $rS, $ptroff($ptrreg)", LdStGeneral, 801 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg, 802 iaddroff:$ptroff))]>, 803 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; 804def STFSU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS, 805 symbolLo:$ptroff, ptr_rc:$ptrreg), 806 "stfsu $rS, $ptroff($ptrreg)", LdStGeneral, 807 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg, 808 iaddroff:$ptroff))]>, 809 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; 810def STFDU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS, 811 symbolLo:$ptroff, ptr_rc:$ptrreg), 812 "stfdu $rS, $ptroff($ptrreg)", LdStGeneral, 813 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg, 814 iaddroff:$ptroff))]>, 815 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">; 816} 817 818 819// Indexed (r+r) Stores. 820// 821let PPC970_Unit = 2 in { 822def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst), 823 "stbx $rS, $dst", LdStGeneral, 824 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>, 825 PPC970_DGroup_Cracked; 826def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst), 827 "sthx $rS, $dst", LdStGeneral, 828 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>, 829 PPC970_DGroup_Cracked; 830def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst), 831 "stwx $rS, $dst", LdStGeneral, 832 [(store GPRC:$rS, xaddr:$dst)]>, 833 PPC970_DGroup_Cracked; 834 835let mayStore = 1 in { 836def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB), 837 "stwux $rS, $rA, $rB", LdStGeneral, 838 []>; 839} 840def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst), 841 "sthbrx $rS, $dst", LdStGeneral, 842 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>, 843 PPC970_DGroup_Cracked; 844def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst), 845 "stwbrx $rS, $dst", LdStGeneral, 846 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>, 847 PPC970_DGroup_Cracked; 848 849def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst), 850 "stfiwx $frS, $dst", LdStUX, 851 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>; 852 853def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst), 854 "stfsx $frS, $dst", LdStUX, 855 [(store F4RC:$frS, xaddr:$dst)]>; 856def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst), 857 "stfdx $frS, $dst", LdStUX, 858 [(store F8RC:$frS, xaddr:$dst)]>; 859} 860 861let isBarrier = 1 in 862def SYNC : XForm_24_sync<31, 598, (outs), (ins), 863 "sync", LdStSync, 864 [(int_ppc_sync)]>; 865 866//===----------------------------------------------------------------------===// 867// PPC32 Arithmetic Instructions. 868// 869 870let PPC970_Unit = 1 in { // FXU Operations. 871def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), 872 "addi $rD, $rA, $imm", IntGeneral, 873 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>; 874let Defs = [CARRY] in { 875def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), 876 "addic $rD, $rA, $imm", IntGeneral, 877 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>, 878 PPC970_DGroup_Cracked; 879def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), 880 "addic. $rD, $rA, $imm", IntGeneral, 881 []>; 882} 883def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm), 884 "addis $rD, $rA, $imm", IntGeneral, 885 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>; 886def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym), 887 "la $rD, $sym($rA)", IntGeneral, 888 [(set GPRC:$rD, (add GPRC:$rA, 889 (PPClo tglobaladdr:$sym, 0)))]>; 890def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), 891 "mulli $rD, $rA, $imm", IntMulLI, 892 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>; 893let Defs = [CARRY] in { 894def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm), 895 "subfic $rD, $rA, $imm", IntGeneral, 896 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>; 897} 898 899let isReMaterializable = 1 in { 900 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm), 901 "li $rD, $imm", IntGeneral, 902 [(set GPRC:$rD, immSExt16:$imm)]>; 903 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm), 904 "lis $rD, $imm", IntGeneral, 905 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>; 906} 907} 908 909let PPC970_Unit = 1 in { // FXU Operations. 910def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 911 "andi. $dst, $src1, $src2", IntGeneral, 912 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>, 913 isDOT; 914def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 915 "andis. $dst, $src1, $src2", IntGeneral, 916 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>, 917 isDOT; 918def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 919 "ori $dst, $src1, $src2", IntGeneral, 920 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>; 921def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 922 "oris $dst, $src1, $src2", IntGeneral, 923 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>; 924def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 925 "xori $dst, $src1, $src2", IntGeneral, 926 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>; 927def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2), 928 "xoris $dst, $src1, $src2", IntGeneral, 929 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>; 930def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral, 931 []>; 932def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm), 933 "cmpwi $crD, $rA, $imm", IntCompare>; 934def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2), 935 "cmplwi $dst, $src1, $src2", IntCompare>; 936} 937 938 939let PPC970_Unit = 1 in { // FXU Operations. 940def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 941 "nand $rA, $rS, $rB", IntGeneral, 942 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>; 943def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 944 "and $rA, $rS, $rB", IntGeneral, 945 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>; 946def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 947 "andc $rA, $rS, $rB", IntGeneral, 948 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>; 949def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 950 "or $rA, $rS, $rB", IntGeneral, 951 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>; 952def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 953 "nor $rA, $rS, $rB", IntGeneral, 954 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>; 955def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 956 "orc $rA, $rS, $rB", IntGeneral, 957 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>; 958def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 959 "eqv $rA, $rS, $rB", IntGeneral, 960 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>; 961def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 962 "xor $rA, $rS, $rB", IntGeneral, 963 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>; 964def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 965 "slw $rA, $rS, $rB", IntGeneral, 966 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>; 967def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 968 "srw $rA, $rS, $rB", IntGeneral, 969 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>; 970let Defs = [CARRY] in { 971def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB), 972 "sraw $rA, $rS, $rB", IntShift, 973 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>; 974} 975} 976 977let PPC970_Unit = 1 in { // FXU Operations. 978let Defs = [CARRY] in { 979def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH), 980 "srawi $rA, $rS, $SH", IntShift, 981 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>; 982} 983def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS), 984 "cntlzw $rA, $rS", IntGeneral, 985 [(set GPRC:$rA, (ctlz GPRC:$rS))]>; 986def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS), 987 "extsb $rA, $rS", IntGeneral, 988 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>; 989def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS), 990 "extsh $rA, $rS", IntGeneral, 991 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>; 992 993def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB), 994 "cmpw $crD, $rA, $rB", IntCompare>; 995def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB), 996 "cmplw $crD, $rA, $rB", IntCompare>; 997} 998let PPC970_Unit = 3 in { // FPU Operations. 999//def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB), 1000// "fcmpo $crD, $fA, $fB", FPCompare>; 1001def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB), 1002 "fcmpu $crD, $fA, $fB", FPCompare>; 1003def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB), 1004 "fcmpu $crD, $fA, $fB", FPCompare>; 1005 1006let Uses = [RM] in { 1007 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB), 1008 "fctiwz $frD, $frB", FPGeneral, 1009 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>; 1010 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB), 1011 "frsp $frD, $frB", FPGeneral, 1012 [(set F4RC:$frD, (fround F8RC:$frB))]>; 1013 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB), 1014 "fsqrt $frD, $frB", FPSqrt, 1015 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>; 1016 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB), 1017 "fsqrts $frD, $frB", FPSqrt, 1018 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>; 1019 } 1020} 1021 1022/// FMR is split into 2 versions, one for 4/8 byte FP, and one for extending. 1023/// 1024/// Note that these are defined as pseudo-ops on the PPC970 because they are 1025/// often coalesced away and we don't want the dispatch group builder to think 1026/// that they will fill slots (which could cause the load of a LSU reject to 1027/// sneak into a d-group with a store). 1028def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB), 1029 "fmr $frD, $frB", FPGeneral, 1030 []>, // (set F4RC:$frD, F4RC:$frB) 1031 PPC970_Unit_Pseudo; 1032def FMRSD : XForm_26<63, 72, (outs F8RC:$frD), (ins F4RC:$frB), 1033 "fmr $frD, $frB", FPGeneral, 1034 [(set F8RC:$frD, (fextend F4RC:$frB))]>, 1035 PPC970_Unit_Pseudo; 1036 1037let PPC970_Unit = 3 in { // FPU Operations. 1038// These are artificially split into two different forms, for 4/8 byte FP. 1039def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB), 1040 "fabs $frD, $frB", FPGeneral, 1041 [(set F4RC:$frD, (fabs F4RC:$frB))]>; 1042def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB), 1043 "fabs $frD, $frB", FPGeneral, 1044 [(set F8RC:$frD, (fabs F8RC:$frB))]>; 1045def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB), 1046 "fnabs $frD, $frB", FPGeneral, 1047 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>; 1048def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB), 1049 "fnabs $frD, $frB", FPGeneral, 1050 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>; 1051def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB), 1052 "fneg $frD, $frB", FPGeneral, 1053 [(set F4RC:$frD, (fneg F4RC:$frB))]>; 1054def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB), 1055 "fneg $frD, $frB", FPGeneral, 1056 [(set F8RC:$frD, (fneg F8RC:$frB))]>; 1057} 1058 1059 1060// XL-Form instructions. condition register logical ops. 1061// 1062def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA), 1063 "mcrf $BF, $BFA", BrMCR>, 1064 PPC970_DGroup_First, PPC970_Unit_CRU; 1065 1066def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD), 1067 (ins CRBITRC:$CRA, CRBITRC:$CRB), 1068 "creqv $CRD, $CRA, $CRB", BrCR, 1069 []>; 1070 1071def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD), 1072 (ins CRBITRC:$CRA, CRBITRC:$CRB), 1073 "cror $CRD, $CRA, $CRB", BrCR, 1074 []>; 1075 1076def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins), 1077 "creqv $dst, $dst, $dst", BrCR, 1078 []>; 1079 1080// XFX-Form instructions. Instructions that deal with SPRs. 1081// 1082let Uses = [CTR] in { 1083def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins), 1084 "mfctr $rT", SprMFSPR>, 1085 PPC970_DGroup_First, PPC970_Unit_FXU; 1086} 1087let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in { 1088def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS), 1089 "mtctr $rS", SprMTSPR>, 1090 PPC970_DGroup_First, PPC970_Unit_FXU; 1091} 1092 1093let Defs = [LR] in { 1094def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS), 1095 "mtlr $rS", SprMTSPR>, 1096 PPC970_DGroup_First, PPC970_Unit_FXU; 1097} 1098let Uses = [LR] in { 1099def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins), 1100 "mflr $rT", SprMFSPR>, 1101 PPC970_DGroup_First, PPC970_Unit_FXU; 1102} 1103 1104// Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like 1105// a GPR on the PPC970. As such, copies in and out have the same performance 1106// characteristics as an OR instruction. 1107def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS), 1108 "mtspr 256, $rS", IntGeneral>, 1109 PPC970_DGroup_Single, PPC970_Unit_FXU; 1110def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins), 1111 "mfspr $rT, 256", IntGeneral>, 1112 PPC970_DGroup_First, PPC970_Unit_FXU; 1113 1114def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS), 1115 "mtcrf $FXM, $rS", BrMCRX>, 1116 PPC970_MicroCode, PPC970_Unit_CRU; 1117// FIXME: this Uses all the CR registers. Marking it as such is 1118// necessary for DeadMachineInstructionElim to do the right thing. 1119// However, marking it also exposes PR 2964, and causes crashes in 1120// the Local RA because it doesn't like this sequence: 1121// vreg = MCRF CR0 1122// MFCR <kill of whatever preg got assigned to vreg> 1123// For now DeadMachineInstructionElim is turned off, so don't do the marking. 1124def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins), "mfcr $rT", SprMFCR>, 1125 PPC970_MicroCode, PPC970_Unit_CRU; 1126def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM), 1127 "mfcr $rT, $FXM", SprMFCR>, 1128 PPC970_DGroup_First, PPC970_Unit_CRU; 1129 1130// Instructions to manipulate FPSCR. Only long double handling uses these. 1131// FPSCR is not modelled; we use the SDNode Flag to keep things in order. 1132 1133let Uses = [RM], Defs = [RM] in { 1134 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM), 1135 "mtfsb0 $FM", IntMTFSB0, 1136 [(PPCmtfsb0 (i32 imm:$FM))]>, 1137 PPC970_DGroup_Single, PPC970_Unit_FPU; 1138 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM), 1139 "mtfsb1 $FM", IntMTFSB0, 1140 [(PPCmtfsb1 (i32 imm:$FM))]>, 1141 PPC970_DGroup_Single, PPC970_Unit_FPU; 1142 // MTFSF does not actually produce an FP result. We pretend it copies 1143 // input reg B to the output. If we didn't do this it would look like the 1144 // instruction had no outputs (because we aren't modelling the FPSCR) and 1145 // it would be deleted. 1146 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA), 1147 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB), 1148 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0, 1149 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM), 1150 F8RC:$rT, F8RC:$FRB))]>, 1151 PPC970_DGroup_Single, PPC970_Unit_FPU; 1152} 1153let Uses = [RM] in { 1154 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins), 1155 "mffs $rT", IntMFFS, 1156 [(set F8RC:$rT, (PPCmffs))]>, 1157 PPC970_DGroup_Single, PPC970_Unit_FPU; 1158 def FADDrtz: AForm_2<63, 21, 1159 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), 1160 "fadd $FRT, $FRA, $FRB", FPGeneral, 1161 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>, 1162 PPC970_DGroup_Single, PPC970_Unit_FPU; 1163} 1164 1165 1166let PPC970_Unit = 1 in { // FXU Operations. 1167 1168// XO-Form instructions. Arithmetic instructions that can set overflow bit 1169// 1170def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1171 "add $rT, $rA, $rB", IntGeneral, 1172 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>; 1173let Defs = [CARRY] in { 1174def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1175 "addc $rT, $rA, $rB", IntGeneral, 1176 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>, 1177 PPC970_DGroup_Cracked; 1178} 1179def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1180 "divw $rT, $rA, $rB", IntDivW, 1181 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>, 1182 PPC970_DGroup_First, PPC970_DGroup_Cracked; 1183def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1184 "divwu $rT, $rA, $rB", IntDivW, 1185 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>, 1186 PPC970_DGroup_First, PPC970_DGroup_Cracked; 1187def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1188 "mulhw $rT, $rA, $rB", IntMulHW, 1189 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>; 1190def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1191 "mulhwu $rT, $rA, $rB", IntMulHWU, 1192 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>; 1193def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1194 "mullw $rT, $rA, $rB", IntMulHW, 1195 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>; 1196def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1197 "subf $rT, $rA, $rB", IntGeneral, 1198 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>; 1199let Defs = [CARRY] in { 1200def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1201 "subfc $rT, $rA, $rB", IntGeneral, 1202 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>, 1203 PPC970_DGroup_Cracked; 1204} 1205def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA), 1206 "neg $rT, $rA", IntGeneral, 1207 [(set GPRC:$rT, (ineg GPRC:$rA))]>; 1208let Uses = [CARRY], Defs = [CARRY] in { 1209def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1210 "adde $rT, $rA, $rB", IntGeneral, 1211 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>; 1212def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA), 1213 "addme $rT, $rA", IntGeneral, 1214 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>; 1215def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA), 1216 "addze $rT, $rA", IntGeneral, 1217 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>; 1218def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB), 1219 "subfe $rT, $rA, $rB", IntGeneral, 1220 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>; 1221def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA), 1222 "subfme $rT, $rA", IntGeneral, 1223 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>; 1224def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA), 1225 "subfze $rT, $rA", IntGeneral, 1226 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>; 1227} 1228} 1229 1230// A-Form instructions. Most of the instructions executed in the FPU are of 1231// this type. 1232// 1233let PPC970_Unit = 3 in { // FPU Operations. 1234let Uses = [RM] in { 1235 def FMADD : AForm_1<63, 29, 1236 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), 1237 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused, 1238 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC), 1239 F8RC:$FRB))]>, 1240 Requires<[FPContractions]>; 1241 def FMADDS : AForm_1<59, 29, 1242 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), 1243 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral, 1244 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC), 1245 F4RC:$FRB))]>, 1246 Requires<[FPContractions]>; 1247 def FMSUB : AForm_1<63, 28, 1248 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), 1249 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused, 1250 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC), 1251 F8RC:$FRB))]>, 1252 Requires<[FPContractions]>; 1253 def FMSUBS : AForm_1<59, 28, 1254 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), 1255 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral, 1256 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC), 1257 F4RC:$FRB))]>, 1258 Requires<[FPContractions]>; 1259 def FNMADD : AForm_1<63, 31, 1260 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), 1261 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused, 1262 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC), 1263 F8RC:$FRB)))]>, 1264 Requires<[FPContractions]>; 1265 def FNMADDS : AForm_1<59, 31, 1266 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), 1267 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral, 1268 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC), 1269 F4RC:$FRB)))]>, 1270 Requires<[FPContractions]>; 1271 def FNMSUB : AForm_1<63, 30, 1272 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), 1273 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused, 1274 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC), 1275 F8RC:$FRB)))]>, 1276 Requires<[FPContractions]>; 1277 def FNMSUBS : AForm_1<59, 30, 1278 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB), 1279 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral, 1280 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC), 1281 F4RC:$FRB)))]>, 1282 Requires<[FPContractions]>; 1283} 1284// FSEL is artificially split into 4 and 8-byte forms for the result. To avoid 1285// having 4 of these, force the comparison to always be an 8-byte double (code 1286// should use an FMRSD if the input comparison value really wants to be a float) 1287// and 4/8 byte forms for the result and operand type.. 1288def FSELD : AForm_1<63, 23, 1289 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB), 1290 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral, 1291 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>; 1292def FSELS : AForm_1<63, 23, 1293 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB), 1294 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral, 1295 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>; 1296let Uses = [RM] in { 1297 def FADD : AForm_2<63, 21, 1298 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), 1299 "fadd $FRT, $FRA, $FRB", FPGeneral, 1300 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>; 1301 def FADDS : AForm_2<59, 21, 1302 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), 1303 "fadds $FRT, $FRA, $FRB", FPGeneral, 1304 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>; 1305 def FDIV : AForm_2<63, 18, 1306 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), 1307 "fdiv $FRT, $FRA, $FRB", FPDivD, 1308 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>; 1309 def FDIVS : AForm_2<59, 18, 1310 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), 1311 "fdivs $FRT, $FRA, $FRB", FPDivS, 1312 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>; 1313 def FMUL : AForm_3<63, 25, 1314 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), 1315 "fmul $FRT, $FRA, $FRB", FPFused, 1316 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>; 1317 def FMULS : AForm_3<59, 25, 1318 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), 1319 "fmuls $FRT, $FRA, $FRB", FPGeneral, 1320 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>; 1321 def FSUB : AForm_2<63, 20, 1322 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB), 1323 "fsub $FRT, $FRA, $FRB", FPGeneral, 1324 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>; 1325 def FSUBS : AForm_2<59, 20, 1326 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB), 1327 "fsubs $FRT, $FRA, $FRB", FPGeneral, 1328 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>; 1329 } 1330} 1331 1332let PPC970_Unit = 1 in { // FXU Operations. 1333// M-Form instructions. rotate and mask instructions. 1334// 1335let isCommutable = 1 in { 1336// RLWIMI can be commuted if the rotate amount is zero. 1337def RLWIMI : MForm_2<20, 1338 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB, 1339 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate, 1340 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">, 1341 NoEncode<"$rSi">; 1342} 1343def RLWINM : MForm_2<21, 1344 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME), 1345 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral, 1346 []>; 1347def RLWINMo : MForm_2<21, 1348 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME), 1349 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral, 1350 []>, isDOT, PPC970_DGroup_Cracked; 1351def RLWNM : MForm_2<23, 1352 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME), 1353 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral, 1354 []>; 1355} 1356 1357 1358//===----------------------------------------------------------------------===// 1359// PowerPC Instruction Patterns 1360// 1361 1362// Arbitrary immediate support. Implement in terms of LIS/ORI. 1363def : Pat<(i32 imm:$imm), 1364 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>; 1365 1366// Implement the 'not' operation with the NOR instruction. 1367def NOT : Pat<(not GPRC:$in), 1368 (NOR GPRC:$in, GPRC:$in)>; 1369 1370// ADD an arbitrary immediate. 1371def : Pat<(add GPRC:$in, imm:$imm), 1372 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>; 1373// OR an arbitrary immediate. 1374def : Pat<(or GPRC:$in, imm:$imm), 1375 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>; 1376// XOR an arbitrary immediate. 1377def : Pat<(xor GPRC:$in, imm:$imm), 1378 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>; 1379// SUBFIC 1380def : Pat<(sub immSExt16:$imm, GPRC:$in), 1381 (SUBFIC GPRC:$in, imm:$imm)>; 1382 1383// SHL/SRL 1384def : Pat<(shl GPRC:$in, (i32 imm:$imm)), 1385 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>; 1386def : Pat<(srl GPRC:$in, (i32 imm:$imm)), 1387 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>; 1388 1389// ROTL 1390def : Pat<(rotl GPRC:$in, GPRC:$sh), 1391 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>; 1392def : Pat<(rotl GPRC:$in, (i32 imm:$imm)), 1393 (RLWINM GPRC:$in, imm:$imm, 0, 31)>; 1394 1395// RLWNM 1396def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm), 1397 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>; 1398 1399// Calls 1400def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)), 1401 (BL_Darwin tglobaladdr:$dst)>; 1402def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)), 1403 (BL_Darwin texternalsym:$dst)>; 1404def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)), 1405 (BL_SVR4 tglobaladdr:$dst)>; 1406def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)), 1407 (BL_SVR4 texternalsym:$dst)>; 1408 1409 1410def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm), 1411 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>; 1412 1413def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm), 1414 (TCRETURNdi texternalsym:$dst, imm:$imm)>; 1415 1416def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm), 1417 (TCRETURNri CTRRC:$dst, imm:$imm)>; 1418 1419 1420 1421// Hi and Lo for Darwin Global Addresses. 1422def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>; 1423def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>; 1424def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>; 1425def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>; 1426def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>; 1427def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>; 1428def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>; 1429def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>; 1430def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)), 1431 (ADDIS GPRC:$in, tglobaladdr:$g)>; 1432def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)), 1433 (ADDIS GPRC:$in, tconstpool:$g)>; 1434def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)), 1435 (ADDIS GPRC:$in, tjumptable:$g)>; 1436def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)), 1437 (ADDIS GPRC:$in, tblockaddress:$g)>; 1438 1439// Fused negative multiply subtract, alternate pattern 1440def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)), 1441 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>, 1442 Requires<[FPContractions]>; 1443def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)), 1444 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>, 1445 Requires<[FPContractions]>; 1446 1447// Standard shifts. These are represented separately from the real shifts above 1448// so that we can distinguish between shifts that allow 5-bit and 6-bit shift 1449// amounts. 1450def : Pat<(sra GPRC:$rS, GPRC:$rB), 1451 (SRAW GPRC:$rS, GPRC:$rB)>; 1452def : Pat<(srl GPRC:$rS, GPRC:$rB), 1453 (SRW GPRC:$rS, GPRC:$rB)>; 1454def : Pat<(shl GPRC:$rS, GPRC:$rB), 1455 (SLW GPRC:$rS, GPRC:$rB)>; 1456 1457def : Pat<(zextloadi1 iaddr:$src), 1458 (LBZ iaddr:$src)>; 1459def : Pat<(zextloadi1 xaddr:$src), 1460 (LBZX xaddr:$src)>; 1461def : Pat<(extloadi1 iaddr:$src), 1462 (LBZ iaddr:$src)>; 1463def : Pat<(extloadi1 xaddr:$src), 1464 (LBZX xaddr:$src)>; 1465def : Pat<(extloadi8 iaddr:$src), 1466 (LBZ iaddr:$src)>; 1467def : Pat<(extloadi8 xaddr:$src), 1468 (LBZX xaddr:$src)>; 1469def : Pat<(extloadi16 iaddr:$src), 1470 (LHZ iaddr:$src)>; 1471def : Pat<(extloadi16 xaddr:$src), 1472 (LHZX xaddr:$src)>; 1473def : Pat<(extloadf32 iaddr:$src), 1474 (FMRSD (LFS iaddr:$src))>; 1475def : Pat<(extloadf32 xaddr:$src), 1476 (FMRSD (LFSX xaddr:$src))>; 1477 1478// Memory barriers 1479def : Pat<(membarrier (i32 imm /*ll*/), 1480 (i32 imm /*ls*/), 1481 (i32 imm /*sl*/), 1482 (i32 imm /*ss*/), 1483 (i32 imm /*device*/)), 1484 (SYNC)>; 1485 1486include "PPCInstrAltivec.td" 1487include "PPCInstr64Bit.td" 1488