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]>;
115 def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall,
116 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
117 def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInFlag, SDNPOutFlag]>;
118 def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>,
119 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
120 def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>,
121 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
122 def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>,
123 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
124 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
125 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
126 def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone,
127 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
129 def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone,
130 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
132 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
133 [SDNPHasChain, SDNPOptInFlag]>;
135 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
136 [SDNPHasChain, SDNPOptInFlag]>;
138 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
139 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutFlag]>;
141 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
142 [SDNPHasChain, SDNPOptInFlag]>;
144 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
145 [SDNPHasChain, SDNPMayLoad]>;
146 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
147 [SDNPHasChain, SDNPMayStore]>;
149 // Instructions to support atomic operations
150 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
151 [SDNPHasChain, SDNPMayLoad]>;
152 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
153 [SDNPHasChain, SDNPMayStore]>;
155 // Instructions to support dynamic alloca.
156 def SDTDynOp : SDTypeProfile<1, 2, []>;
157 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
159 //===----------------------------------------------------------------------===//
160 // PowerPC specific transformation functions and pattern fragments.
163 def SHL32 : SDNodeXForm<imm, [{
164 // Transformation function: 31 - imm
165 return getI32Imm(31 - N->getZExtValue());
168 def SRL32 : SDNodeXForm<imm, [{
169 // Transformation function: 32 - imm
170 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
173 def LO16 : SDNodeXForm<imm, [{
174 // Transformation function: get the low 16 bits.
175 return getI32Imm((unsigned short)N->getZExtValue());
178 def HI16 : SDNodeXForm<imm, [{
179 // Transformation function: shift the immediate value down into the low bits.
180 return getI32Imm((unsigned)N->getZExtValue() >> 16);
183 def 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);
188 def MB : SDNodeXForm<imm, [{
189 // Transformation function: get the start bit of a mask
191 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
192 return getI32Imm(mb);
195 def ME : SDNodeXForm<imm, [{
196 // Transformation function: get the end bit of a mask
198 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
199 return getI32Imm(me);
201 def maskimm32 : PatLeaf<(imm), [{
202 // maskImm predicate - True if immediate is a run of ones.
204 if (N->getValueType(0) == MVT::i32)
205 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
210 def 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();
216 return (int64_t)N->getZExtValue() == (short)N->getZExtValue();
218 def 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();
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
229 def 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;
235 def 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)
242 // For 64-bit, make sure it is sext right.
243 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
247 //===----------------------------------------------------------------------===//
248 // PowerPC Flag Definitions.
250 class isPPC64 { bit PPC64 = 1; }
252 list<Register> Defs = [CR0];
256 class RegConstraint<string C> {
257 string Constraints = C;
259 class NoEncode<string E> {
260 string DisableEncoding = E;
264 //===----------------------------------------------------------------------===//
265 // PowerPC Operand Definitions.
267 def s5imm : Operand<i32> {
268 let PrintMethod = "printS5ImmOperand";
270 def u5imm : Operand<i32> {
271 let PrintMethod = "printU5ImmOperand";
273 def u6imm : Operand<i32> {
274 let PrintMethod = "printU6ImmOperand";
276 def s16imm : Operand<i32> {
277 let PrintMethod = "printS16ImmOperand";
279 def u16imm : Operand<i32> {
280 let PrintMethod = "printU16ImmOperand";
282 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
283 let PrintMethod = "printS16X4ImmOperand";
285 def target : Operand<OtherVT> {
286 let PrintMethod = "printBranchOperand";
288 def calltarget : Operand<iPTR> {
289 let PrintMethod = "printCallOperand";
291 def aaddr : Operand<iPTR> {
292 let PrintMethod = "printAbsAddrOperand";
294 def piclabel: Operand<iPTR> {
295 let PrintMethod = "printPICLabel";
297 def symbolHi: Operand<i32> {
298 let PrintMethod = "printSymbolHi";
300 def symbolLo: Operand<i32> {
301 let PrintMethod = "printSymbolLo";
303 def crbitm: Operand<i8> {
304 let PrintMethod = "printcrbitm";
307 def memri : Operand<iPTR> {
308 let PrintMethod = "printMemRegImm";
309 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
311 def memrr : Operand<iPTR> {
312 let PrintMethod = "printMemRegReg";
313 let MIOperandInfo = (ops ptr_rc, ptr_rc);
315 def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits.
316 let PrintMethod = "printMemRegImmShifted";
317 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
319 def tocentry : Operand<iPTR> {
320 let PrintMethod = "printTOCEntryLabel";
321 let MIOperandInfo = (ops i32imm:$imm);
324 // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg
325 // that doesn't matter.
326 def pred : PredicateOperand<OtherVT, (ops imm, CRRC),
327 (ops (i32 20), (i32 zero_reg))> {
328 let PrintMethod = "printPredicateOperand";
331 // Define PowerPC specific addressing mode.
332 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
333 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
334 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
335 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std"
337 /// This is just the offset part of iaddr, used for preinc.
338 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
340 //===----------------------------------------------------------------------===//
341 // PowerPC Instruction Predicate Definitions.
342 def FPContractions : Predicate<"!NoExcessFPPrecision">;
343 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
344 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
347 //===----------------------------------------------------------------------===//
348 // PowerPC Instruction Definitions.
350 // Pseudo-instructions:
352 let hasCtrlDep = 1 in {
353 let Defs = [R1], Uses = [R1] in {
354 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt),
355 "${:comment} ADJCALLSTACKDOWN",
356 [(callseq_start timm:$amt)]>;
357 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2),
358 "${:comment} ADJCALLSTACKUP",
359 [(callseq_end timm:$amt1, timm:$amt2)]>;
362 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
363 "UPDATE_VRSAVE $rD, $rS", []>;
366 let Defs = [R1], Uses = [R1] in
367 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi),
368 "${:comment} DYNALLOC $result, $negsize, $fpsi",
370 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
372 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
373 // instruction selection into a branch sequence.
374 let usesCustomInserter = 1, // Expanded after instruction selection.
375 PPC970_Single = 1 in {
376 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
377 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
379 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
380 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
382 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
383 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
385 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
386 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
388 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
389 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
393 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
394 // scavenge a register for it.
395 def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F),
396 "${:comment} SPILL_CR $cond $F", []>;
398 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
399 let isReturn = 1, Uses = [LR, RM] in
400 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
401 "b${p:cc}lr ${p:reg}", BrB,
403 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
404 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
408 def MovePCtoLR : Pseudo<(outs), (ins piclabel:$label), "bl $label", []>,
411 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
412 let isBarrier = 1 in {
413 def B : IForm<18, 0, 0, (outs), (ins target:$dst),
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)]*/>;
427 let 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,
433 CR0,CR1,CR5,CR6,CR7,CARRY] in {
434 // Convenient aliases for call instructions
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))]>;
443 let Uses = [CTR, RM] in {
444 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
445 (outs), (ins variable_ops),
447 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
452 let 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,
458 CR0,CR1,CR5,CR6,CR7,CARRY] in {
459 // Convenient aliases for call instructions
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),
467 [(PPCcall_SVR4 (i32 imm:$func))]>;
469 let Uses = [CTR, RM] in {
470 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
471 (outs), (ins variable_ops),
473 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
478 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
479 def TCRETURNdi :Pseudo< (outs),
480 (ins calltarget:$dst, i32imm:$offset, variable_ops),
481 "#TC_RETURNd $dst $offset",
485 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
486 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops),
487 "#TC_RETURNa $func $offset",
488 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
490 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
491 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops),
492 "#TC_RETURNr $dst $offset",
496 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
497 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
498 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
499 Requires<[In32BitMode]>;
503 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
504 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
505 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
510 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
511 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
512 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
517 // DCB* instructions.
518 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
519 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
520 PPC970_DGroup_Single;
521 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
522 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
523 PPC970_DGroup_Single;
524 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
525 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
526 PPC970_DGroup_Single;
527 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
528 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
529 PPC970_DGroup_Single;
530 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
531 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
532 PPC970_DGroup_Single;
533 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
534 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
535 PPC970_DGroup_Single;
536 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
537 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
538 PPC970_DGroup_Single;
539 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
540 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
541 PPC970_DGroup_Single;
544 let 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))]>;
619 def ATOMIC_CMP_SWAP_I8 : Pseudo<
620 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
621 "${:comment} ATOMIC_CMP_SWAP_I8 PSEUDO!",
623 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
624 def ATOMIC_CMP_SWAP_I16 : Pseudo<
625 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
626 "${:comment} ATOMIC_CMP_SWAP_I16 PSEUDO!",
628 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
629 def ATOMIC_CMP_SWAP_I32 : Pseudo<
630 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
631 "${:comment} ATOMIC_CMP_SWAP_I32 PSEUDO!",
633 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
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:$new))]>;
650 // Instructions to support atomic operations
651 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
652 "lwarx $rD, $src", LdStLWARX,
653 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
656 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
657 "stwcx. $rS, $dst", LdStSTWCX,
658 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
661 let isBarrier = 1, hasCtrlDep = 1 in
662 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStGeneral, [(trap)]>;
664 //===----------------------------------------------------------------------===//
665 // PPC32 Load Instructions.
668 // Unindexed (r+i) Loads.
669 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
670 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
671 "lbz $rD, $src", LdStGeneral,
672 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
673 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
674 "lha $rD, $src", LdStLHA,
675 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
676 PPC970_DGroup_Cracked;
677 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
678 "lhz $rD, $src", LdStGeneral,
679 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
680 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
681 "lwz $rD, $src", LdStGeneral,
682 [(set GPRC:$rD, (load iaddr:$src))]>;
684 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
685 "lfs $rD, $src", LdStLFDU,
686 [(set F4RC:$rD, (load iaddr:$src))]>;
687 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
688 "lfd $rD, $src", LdStLFD,
689 [(set F8RC:$rD, (load iaddr:$src))]>;
692 // Unindexed (r+i) Loads with Update (preinc).
694 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
695 "lbzu $rD, $addr", LdStGeneral,
696 []>, RegConstraint<"$addr.reg = $ea_result">,
697 NoEncode<"$ea_result">;
699 def 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">;
704 def 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">;
709 def 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">;
714 def 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">;
719 def 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">;
726 // Indexed (r+r) Loads.
728 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
729 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
730 "lbzx $rD, $src", LdStGeneral,
731 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
732 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
733 "lhax $rD, $src", LdStLHA,
734 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
735 PPC970_DGroup_Cracked;
736 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
737 "lhzx $rD, $src", LdStGeneral,
738 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
739 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
740 "lwzx $rD, $src", LdStGeneral,
741 [(set GPRC:$rD, (load xaddr:$src))]>;
744 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
745 "lhbrx $rD, $src", LdStGeneral,
746 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>;
747 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
748 "lwbrx $rD, $src", LdStGeneral,
749 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>;
751 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
752 "lfsx $frD, $src", LdStLFDU,
753 [(set F4RC:$frD, (load xaddr:$src))]>;
754 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
755 "lfdx $frD, $src", LdStLFDU,
756 [(set F8RC:$frD, (load xaddr:$src))]>;
759 //===----------------------------------------------------------------------===//
760 // PPC32 Store Instructions.
763 // Unindexed (r+i) Stores.
764 let PPC970_Unit = 2 in {
765 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
766 "stb $rS, $src", LdStGeneral,
767 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
768 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
769 "sth $rS, $src", LdStGeneral,
770 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
771 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
772 "stw $rS, $src", LdStGeneral,
773 [(store GPRC:$rS, iaddr:$src)]>;
774 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
775 "stfs $rS, $dst", LdStUX,
776 [(store F4RC:$rS, iaddr:$dst)]>;
777 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
778 "stfd $rS, $dst", LdStUX,
779 [(store F8RC:$rS, iaddr:$dst)]>;
782 // Unindexed (r+i) Stores with Update (preinc).
783 let PPC970_Unit = 2 in {
784 def STBU : DForm_1<39, (outs ptr_rc:$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">;
791 def 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">;
798 def 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">;
804 def 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">;
810 def 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">;
819 // Indexed (r+r) Stores.
821 let PPC970_Unit = 2 in {
822 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
823 "stbx $rS, $dst", LdStGeneral,
824 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
825 PPC970_DGroup_Cracked;
826 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
827 "sthx $rS, $dst", LdStGeneral,
828 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
829 PPC970_DGroup_Cracked;
830 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
831 "stwx $rS, $dst", LdStGeneral,
832 [(store GPRC:$rS, xaddr:$dst)]>,
833 PPC970_DGroup_Cracked;
835 let mayStore = 1 in {
836 def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB),
837 "stwux $rS, $rA, $rB", LdStGeneral,
840 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
841 "sthbrx $rS, $dst", LdStGeneral,
842 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>,
843 PPC970_DGroup_Cracked;
844 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
845 "stwbrx $rS, $dst", LdStGeneral,
846 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>,
847 PPC970_DGroup_Cracked;
849 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
850 "stfiwx $frS, $dst", LdStUX,
851 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
853 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
854 "stfsx $frS, $dst", LdStUX,
855 [(store F4RC:$frS, xaddr:$dst)]>;
856 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
857 "stfdx $frS, $dst", LdStUX,
858 [(store F8RC:$frS, xaddr:$dst)]>;
862 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
866 //===----------------------------------------------------------------------===//
867 // PPC32 Arithmetic Instructions.
870 let PPC970_Unit = 1 in { // FXU Operations.
871 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
872 "addi $rD, $rA, $imm", IntGeneral,
873 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
874 let Defs = [CARRY] in {
875 def 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;
879 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
880 "addic. $rD, $rA, $imm", IntGeneral,
883 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
884 "addis $rD, $rA, $imm", IntGeneral,
885 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
886 def 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:$sym, 0)))]>;
890 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
891 "mulli $rD, $rA, $imm", IntMulLI,
892 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
893 let Defs = [CARRY] in {
894 def 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))]>;
899 let 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:$imm)]>;
909 let PPC970_Unit = 1 in { // FXU Operations.
910 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
911 "andi. $dst, $src1, $src2", IntGeneral,
912 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
914 def 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))]>,
918 def 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))]>;
921 def 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))]>;
924 def 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))]>;
927 def 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))]>;
930 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral,
932 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
933 "cmpwi $crD, $rA, $imm", IntCompare>;
934 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
935 "cmplwi $dst, $src1, $src2", IntCompare>;
939 let PPC970_Unit = 1 in { // FXU Operations.
940 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
941 "nand $rA, $rS, $rB", IntGeneral,
942 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
943 def 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))]>;
946 def 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)))]>;
949 def 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))]>;
952 def 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)))]>;
955 def 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)))]>;
958 def 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)))]>;
961 def 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))]>;
964 def 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))]>;
967 def 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))]>;
970 let Defs = [CARRY] in {
971 def 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))]>;
977 let PPC970_Unit = 1 in { // FXU Operations.
978 let Defs = [CARRY] in {
979 def 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)))]>;
983 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
984 "cntlzw $rA, $rS", IntGeneral,
985 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
986 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
987 "extsb $rA, $rS", IntGeneral,
988 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
989 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
990 "extsh $rA, $rS", IntGeneral,
991 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
993 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
994 "cmpw $crD, $rA, $rB", IntCompare>;
995 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
996 "cmplw $crD, $rA, $rB", IntCompare>;
998 let PPC970_Unit = 3 in { // FPU Operations.
999 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
1000 // "fcmpo $crD, $fA, $fB", FPCompare>;
1001 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
1002 "fcmpu $crD, $fA, $fB", FPCompare>;
1003 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
1004 "fcmpu $crD, $fA, $fB", FPCompare>;
1006 let Uses = [RM] in {
1007 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$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:$frB))]>;
1022 /// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
1024 /// Note that these are defined as pseudo-ops on the PPC970 because they are
1025 /// often coalesced away and we don't want the dispatch group builder to think
1026 /// that they will fill slots (which could cause the load of a LSU reject to
1027 /// sneak into a d-group with a store).
1028 def FMRS : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1029 "fmr $frD, $frB", FPGeneral,
1030 []>, // (set F4RC:$frD, F4RC:$frB)
1032 def FMRD : XForm_26<63, 72, (outs F8RC:$frD), (ins F8RC:$frB),
1033 "fmr $frD, $frB", FPGeneral,
1034 []>, // (set F8RC:$frD, F8RC:$frB)
1036 def FMRSD : XForm_26<63, 72, (outs F8RC:$frD), (ins F4RC:$frB),
1037 "fmr $frD, $frB", FPGeneral,
1038 [(set F8RC:$frD, (fextend F4RC:$frB))]>,
1041 let PPC970_Unit = 3 in { // FPU Operations.
1042 // These are artificially split into two different forms, for 4/8 byte FP.
1043 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1044 "fabs $frD, $frB", FPGeneral,
1045 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1046 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1047 "fabs $frD, $frB", FPGeneral,
1048 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1049 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1050 "fnabs $frD, $frB", FPGeneral,
1051 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1052 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1053 "fnabs $frD, $frB", FPGeneral,
1054 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1055 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1056 "fneg $frD, $frB", FPGeneral,
1057 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1058 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1059 "fneg $frD, $frB", FPGeneral,
1060 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1064 // XL-Form instructions. condition register logical ops.
1066 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1067 "mcrf $BF, $BFA", BrMCR>,
1068 PPC970_DGroup_First, PPC970_Unit_CRU;
1070 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1071 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1072 "creqv $CRD, $CRA, $CRB", BrCR,
1075 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1076 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1077 "cror $CRD, $CRA, $CRB", BrCR,
1080 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1081 "creqv $dst, $dst, $dst", BrCR,
1084 // XFX-Form instructions. Instructions that deal with SPRs.
1086 let Uses = [CTR] in {
1087 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1088 "mfctr $rT", SprMFSPR>,
1089 PPC970_DGroup_First, PPC970_Unit_FXU;
1091 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1092 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1093 "mtctr $rS", SprMTSPR>,
1094 PPC970_DGroup_First, PPC970_Unit_FXU;
1097 let Defs = [LR] in {
1098 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1099 "mtlr $rS", SprMTSPR>,
1100 PPC970_DGroup_First, PPC970_Unit_FXU;
1102 let Uses = [LR] in {
1103 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1104 "mflr $rT", SprMFSPR>,
1105 PPC970_DGroup_First, PPC970_Unit_FXU;
1108 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1109 // a GPR on the PPC970. As such, copies in and out have the same performance
1110 // characteristics as an OR instruction.
1111 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1112 "mtspr 256, $rS", IntGeneral>,
1113 PPC970_DGroup_Single, PPC970_Unit_FXU;
1114 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1115 "mfspr $rT, 256", IntGeneral>,
1116 PPC970_DGroup_First, PPC970_Unit_FXU;
1118 def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS),
1119 "mtcrf $FXM, $rS", BrMCRX>,
1120 PPC970_MicroCode, PPC970_Unit_CRU;
1121 // FIXME: this Uses all the CR registers. Marking it as such is
1122 // necessary for DeadMachineInstructionElim to do the right thing.
1123 // However, marking it also exposes PR 2964, and causes crashes in
1124 // the Local RA because it doesn't like this sequence:
1126 // MFCR <kill of whatever preg got assigned to vreg>
1127 // For now DeadMachineInstructionElim is turned off, so don't do the marking.
1128 def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins), "mfcr $rT", SprMFCR>,
1129 PPC970_MicroCode, PPC970_Unit_CRU;
1130 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1131 "mfcr $rT, $FXM", SprMFCR>,
1132 PPC970_DGroup_First, PPC970_Unit_CRU;
1134 // Instructions to manipulate FPSCR. Only long double handling uses these.
1135 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1137 let Uses = [RM], Defs = [RM] in {
1138 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1139 "mtfsb0 $FM", IntMTFSB0,
1140 [(PPCmtfsb0 (i32 imm:$FM))]>,
1141 PPC970_DGroup_Single, PPC970_Unit_FPU;
1142 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1143 "mtfsb1 $FM", IntMTFSB0,
1144 [(PPCmtfsb1 (i32 imm:$FM))]>,
1145 PPC970_DGroup_Single, PPC970_Unit_FPU;
1146 // MTFSF does not actually produce an FP result. We pretend it copies
1147 // input reg B to the output. If we didn't do this it would look like the
1148 // instruction had no outputs (because we aren't modelling the FPSCR) and
1149 // it would be deleted.
1150 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1151 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1152 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1153 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1154 F8RC:$rT, F8RC:$FRB))]>,
1155 PPC970_DGroup_Single, PPC970_Unit_FPU;
1157 let Uses = [RM] in {
1158 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1159 "mffs $rT", IntMFFS,
1160 [(set F8RC:$rT, (PPCmffs))]>,
1161 PPC970_DGroup_Single, PPC970_Unit_FPU;
1162 def FADDrtz: AForm_2<63, 21,
1163 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1164 "fadd $FRT, $FRA, $FRB", FPGeneral,
1165 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1166 PPC970_DGroup_Single, PPC970_Unit_FPU;
1170 let PPC970_Unit = 1 in { // FXU Operations.
1172 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1174 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1175 "add $rT, $rA, $rB", IntGeneral,
1176 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1177 let Defs = [CARRY] in {
1178 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1179 "addc $rT, $rA, $rB", IntGeneral,
1180 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1181 PPC970_DGroup_Cracked;
1183 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1184 "divw $rT, $rA, $rB", IntDivW,
1185 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1186 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1187 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1188 "divwu $rT, $rA, $rB", IntDivW,
1189 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1190 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1191 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1192 "mulhw $rT, $rA, $rB", IntMulHW,
1193 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1194 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1195 "mulhwu $rT, $rA, $rB", IntMulHWU,
1196 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1197 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1198 "mullw $rT, $rA, $rB", IntMulHW,
1199 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1200 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1201 "subf $rT, $rA, $rB", IntGeneral,
1202 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1203 let Defs = [CARRY] in {
1204 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1205 "subfc $rT, $rA, $rB", IntGeneral,
1206 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1207 PPC970_DGroup_Cracked;
1209 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1210 "neg $rT, $rA", IntGeneral,
1211 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1212 let Uses = [CARRY], Defs = [CARRY] in {
1213 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1214 "adde $rT, $rA, $rB", IntGeneral,
1215 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1216 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1217 "addme $rT, $rA", IntGeneral,
1218 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
1219 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1220 "addze $rT, $rA", IntGeneral,
1221 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1222 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1223 "subfe $rT, $rA, $rB", IntGeneral,
1224 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1225 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1226 "subfme $rT, $rA", IntGeneral,
1227 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
1228 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1229 "subfze $rT, $rA", IntGeneral,
1230 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1234 // A-Form instructions. Most of the instructions executed in the FPU are of
1237 let PPC970_Unit = 3 in { // FPU Operations.
1238 let Uses = [RM] in {
1239 def FMADD : AForm_1<63, 29,
1240 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1241 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1242 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1244 Requires<[FPContractions]>;
1245 def FMADDS : AForm_1<59, 29,
1246 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1247 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1248 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1250 Requires<[FPContractions]>;
1251 def FMSUB : AForm_1<63, 28,
1252 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1253 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1254 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1256 Requires<[FPContractions]>;
1257 def FMSUBS : AForm_1<59, 28,
1258 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1259 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1260 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1262 Requires<[FPContractions]>;
1263 def FNMADD : AForm_1<63, 31,
1264 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1265 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1266 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1268 Requires<[FPContractions]>;
1269 def FNMADDS : AForm_1<59, 31,
1270 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1271 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1272 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1274 Requires<[FPContractions]>;
1275 def FNMSUB : AForm_1<63, 30,
1276 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1277 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1278 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1280 Requires<[FPContractions]>;
1281 def FNMSUBS : AForm_1<59, 30,
1282 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1283 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1284 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1286 Requires<[FPContractions]>;
1288 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1289 // having 4 of these, force the comparison to always be an 8-byte double (code
1290 // should use an FMRSD if the input comparison value really wants to be a float)
1291 // and 4/8 byte forms for the result and operand type..
1292 def FSELD : AForm_1<63, 23,
1293 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1294 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1295 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1296 def FSELS : AForm_1<63, 23,
1297 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1298 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1299 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1300 let Uses = [RM] in {
1301 def FADD : AForm_2<63, 21,
1302 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1303 "fadd $FRT, $FRA, $FRB", FPGeneral,
1304 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1305 def FADDS : AForm_2<59, 21,
1306 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1307 "fadds $FRT, $FRA, $FRB", FPGeneral,
1308 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1309 def FDIV : AForm_2<63, 18,
1310 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1311 "fdiv $FRT, $FRA, $FRB", FPDivD,
1312 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1313 def FDIVS : AForm_2<59, 18,
1314 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1315 "fdivs $FRT, $FRA, $FRB", FPDivS,
1316 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1317 def FMUL : AForm_3<63, 25,
1318 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1319 "fmul $FRT, $FRA, $FRB", FPFused,
1320 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
1321 def FMULS : AForm_3<59, 25,
1322 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1323 "fmuls $FRT, $FRA, $FRB", FPGeneral,
1324 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
1325 def FSUB : AForm_2<63, 20,
1326 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1327 "fsub $FRT, $FRA, $FRB", FPGeneral,
1328 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1329 def FSUBS : AForm_2<59, 20,
1330 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1331 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1332 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1336 let PPC970_Unit = 1 in { // FXU Operations.
1337 // M-Form instructions. rotate and mask instructions.
1339 let isCommutable = 1 in {
1340 // RLWIMI can be commuted if the rotate amount is zero.
1341 def RLWIMI : MForm_2<20,
1342 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1343 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1344 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1347 def RLWINM : MForm_2<21,
1348 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1349 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1351 def RLWINMo : MForm_2<21,
1352 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1353 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1354 []>, isDOT, PPC970_DGroup_Cracked;
1355 def RLWNM : MForm_2<23,
1356 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1357 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1362 //===----------------------------------------------------------------------===//
1363 // PowerPC Instruction Patterns
1366 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1367 def : Pat<(i32 imm:$imm),
1368 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1370 // Implement the 'not' operation with the NOR instruction.
1371 def NOT : Pat<(not GPRC:$in),
1372 (NOR GPRC:$in, GPRC:$in)>;
1374 // ADD an arbitrary immediate.
1375 def : Pat<(add GPRC:$in, imm:$imm),
1376 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1377 // OR an arbitrary immediate.
1378 def : Pat<(or GPRC:$in, imm:$imm),
1379 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1380 // XOR an arbitrary immediate.
1381 def : Pat<(xor GPRC:$in, imm:$imm),
1382 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1384 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1385 (SUBFIC GPRC:$in, imm:$imm)>;
1388 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1389 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1390 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1391 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1394 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1395 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1396 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1397 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1400 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1401 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1404 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1405 (BL_Darwin tglobaladdr:$dst)>;
1406 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1407 (BL_Darwin texternalsym:$dst)>;
1408 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1409 (BL_SVR4 tglobaladdr:$dst)>;
1410 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1411 (BL_SVR4 texternalsym:$dst)>;
1414 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1415 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1417 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1418 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1420 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1421 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1425 // Hi and Lo for Darwin Global Addresses.
1426 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1427 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1428 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1429 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1430 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1431 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1432 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
1433 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
1434 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1435 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1436 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1437 (ADDIS GPRC:$in, tconstpool:$g)>;
1438 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1439 (ADDIS GPRC:$in, tjumptable:$g)>;
1440 def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)),
1441 (ADDIS GPRC:$in, tblockaddress:$g)>;
1443 // Fused negative multiply subtract, alternate pattern
1444 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1445 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1446 Requires<[FPContractions]>;
1447 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1448 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1449 Requires<[FPContractions]>;
1451 // Standard shifts. These are represented separately from the real shifts above
1452 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1454 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1455 (SRAW GPRC:$rS, GPRC:$rB)>;
1456 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1457 (SRW GPRC:$rS, GPRC:$rB)>;
1458 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1459 (SLW GPRC:$rS, GPRC:$rB)>;
1461 def : Pat<(zextloadi1 iaddr:$src),
1463 def : Pat<(zextloadi1 xaddr:$src),
1465 def : Pat<(extloadi1 iaddr:$src),
1467 def : Pat<(extloadi1 xaddr:$src),
1469 def : Pat<(extloadi8 iaddr:$src),
1471 def : Pat<(extloadi8 xaddr:$src),
1473 def : Pat<(extloadi16 iaddr:$src),
1475 def : Pat<(extloadi16 xaddr:$src),
1477 def : Pat<(extloadf32 iaddr:$src),
1478 (FMRSD (LFS iaddr:$src))>;
1479 def : Pat<(extloadf32 xaddr:$src),
1480 (FMRSD (LFSX xaddr:$src))>;
1483 def : Pat<(membarrier (i32 imm /*ll*/),
1487 (i32 imm /*device*/)),
1490 include "PPCInstrAltivec.td"
1491 include "PPCInstr64Bit.td"