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