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 "${:comment} ADJCALLSTACKDOWN",
360 [(callseq_start timm:$amt)]>;
361 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2),
362 "${:comment} ADJCALLSTACKUP",
363 [(callseq_end timm:$amt1, timm:$amt2)]>;
366 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
367 "UPDATE_VRSAVE $rD, $rS", []>;
370 let Defs = [R1], Uses = [R1] in
371 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi),
372 "${:comment} DYNALLOC $result, $negsize, $fpsi",
374 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
376 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
377 // instruction selection into a branch sequence.
378 let usesCustomInserter = 1, // Expanded after instruction selection.
379 PPC970_Single = 1 in {
380 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
381 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
383 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
384 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
386 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
387 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
389 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
390 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
392 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
393 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
397 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
398 // scavenge a register for it.
399 def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F),
400 "${:comment} SPILL_CR $cond $F", []>;
402 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
403 let isReturn = 1, Uses = [LR, RM] in
404 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
405 "b${p:cc}lr ${p:reg}", BrB,
407 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
408 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
412 def MovePCtoLR : Pseudo<(outs), (ins piclabel:$label), "bl $label", []>,
415 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
416 let isBarrier = 1 in {
417 def B : IForm<18, 0, 0, (outs), (ins target:$dst),
422 // BCC represents an arbitrary conditional branch on a predicate.
423 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
424 // a two-value operand where a dag node expects two operands. :(
425 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, target:$dst),
426 "b${cond:cc} ${cond:reg}, $dst"
427 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>;
431 let isCall = 1, PPC970_Unit = 7,
432 // All calls clobber the non-callee saved registers...
433 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
434 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
435 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
437 CR0,CR1,CR5,CR6,CR7,CARRY] in {
438 // Convenient aliases for call instructions
440 def BL_Darwin : IForm<18, 0, 1,
441 (outs), (ins calltarget:$func, variable_ops),
442 "bl $func", BrB, []>; // See Pat patterns below.
443 def BLA_Darwin : IForm<18, 1, 1,
444 (outs), (ins aaddr:$func, variable_ops),
445 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>;
447 let Uses = [CTR, RM] in {
448 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
449 (outs), (ins variable_ops),
451 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
456 let isCall = 1, PPC970_Unit = 7,
457 // All calls clobber the non-callee saved registers...
458 Defs = [R0,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
459 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
460 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
462 CR0,CR1,CR5,CR6,CR7,CARRY] in {
463 // Convenient aliases for call instructions
465 def BL_SVR4 : IForm<18, 0, 1,
466 (outs), (ins calltarget:$func, variable_ops),
467 "bl $func", BrB, []>; // See Pat patterns below.
468 def BLA_SVR4 : IForm<18, 1, 1,
469 (outs), (ins aaddr:$func, variable_ops),
471 [(PPCcall_SVR4 (i32 imm:$func))]>;
473 let Uses = [CTR, RM] in {
474 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
475 (outs), (ins variable_ops),
477 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
482 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
483 def TCRETURNdi :Pseudo< (outs),
484 (ins calltarget:$dst, i32imm:$offset, variable_ops),
485 "#TC_RETURNd $dst $offset",
489 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
490 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops),
491 "#TC_RETURNa $func $offset",
492 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
494 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
495 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops),
496 "#TC_RETURNr $dst $offset",
500 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
501 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
502 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
503 Requires<[In32BitMode]>;
507 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
508 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
509 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
514 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
515 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
516 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
521 // DCB* instructions.
522 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
523 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
524 PPC970_DGroup_Single;
525 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
526 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
527 PPC970_DGroup_Single;
528 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
529 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
530 PPC970_DGroup_Single;
531 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
532 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
533 PPC970_DGroup_Single;
534 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
535 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
536 PPC970_DGroup_Single;
537 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
538 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
539 PPC970_DGroup_Single;
540 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
541 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
542 PPC970_DGroup_Single;
543 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
544 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
545 PPC970_DGroup_Single;
548 let usesCustomInserter = 1 in {
549 let Uses = [CR0] in {
550 def ATOMIC_LOAD_ADD_I8 : Pseudo<
551 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
552 "${:comment} ATOMIC_LOAD_ADD_I8 PSEUDO!",
553 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>;
554 def ATOMIC_LOAD_SUB_I8 : Pseudo<
555 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
556 "${:comment} ATOMIC_LOAD_SUB_I8 PSEUDO!",
557 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>;
558 def ATOMIC_LOAD_AND_I8 : Pseudo<
559 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
560 "${:comment} ATOMIC_LOAD_AND_I8 PSEUDO!",
561 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>;
562 def ATOMIC_LOAD_OR_I8 : Pseudo<
563 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
564 "${:comment} ATOMIC_LOAD_OR_I8 PSEUDO!",
565 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>;
566 def ATOMIC_LOAD_XOR_I8 : Pseudo<
567 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
568 "${:comment} ATOMIC_LOAD_XOR_I8 PSEUDO!",
569 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>;
570 def ATOMIC_LOAD_NAND_I8 : Pseudo<
571 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
572 "${:comment} ATOMIC_LOAD_NAND_I8 PSEUDO!",
573 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>;
574 def ATOMIC_LOAD_ADD_I16 : Pseudo<
575 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
576 "${:comment} ATOMIC_LOAD_ADD_I16 PSEUDO!",
577 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>;
578 def ATOMIC_LOAD_SUB_I16 : Pseudo<
579 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
580 "${:comment} ATOMIC_LOAD_SUB_I16 PSEUDO!",
581 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>;
582 def ATOMIC_LOAD_AND_I16 : Pseudo<
583 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
584 "${:comment} ATOMIC_LOAD_AND_I16 PSEUDO!",
585 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>;
586 def ATOMIC_LOAD_OR_I16 : Pseudo<
587 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
588 "${:comment} ATOMIC_LOAD_OR_I16 PSEUDO!",
589 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>;
590 def ATOMIC_LOAD_XOR_I16 : Pseudo<
591 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
592 "${:comment} ATOMIC_LOAD_XOR_I16 PSEUDO!",
593 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>;
594 def ATOMIC_LOAD_NAND_I16 : Pseudo<
595 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
596 "${:comment} ATOMIC_LOAD_NAND_I16 PSEUDO!",
597 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>;
598 def ATOMIC_LOAD_ADD_I32 : Pseudo<
599 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
600 "${:comment} ATOMIC_LOAD_ADD_I32 PSEUDO!",
601 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>;
602 def ATOMIC_LOAD_SUB_I32 : Pseudo<
603 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
604 "${:comment} ATOMIC_LOAD_SUB_I32 PSEUDO!",
605 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>;
606 def ATOMIC_LOAD_AND_I32 : Pseudo<
607 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
608 "${:comment} ATOMIC_LOAD_AND_I32 PSEUDO!",
609 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>;
610 def ATOMIC_LOAD_OR_I32 : Pseudo<
611 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
612 "${:comment} ATOMIC_LOAD_OR_I32 PSEUDO!",
613 [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>;
614 def ATOMIC_LOAD_XOR_I32 : Pseudo<
615 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
616 "${:comment} ATOMIC_LOAD_XOR_I32 PSEUDO!",
617 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>;
618 def ATOMIC_LOAD_NAND_I32 : Pseudo<
619 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
620 "${:comment} ATOMIC_LOAD_NAND_I32 PSEUDO!",
621 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>;
623 def ATOMIC_CMP_SWAP_I8 : Pseudo<
624 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
625 "${:comment} ATOMIC_CMP_SWAP_I8 PSEUDO!",
627 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
628 def ATOMIC_CMP_SWAP_I16 : Pseudo<
629 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
630 "${:comment} ATOMIC_CMP_SWAP_I16 PSEUDO!",
632 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
633 def ATOMIC_CMP_SWAP_I32 : Pseudo<
634 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
635 "${:comment} ATOMIC_CMP_SWAP_I32 PSEUDO!",
637 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
639 def ATOMIC_SWAP_I8 : Pseudo<
640 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
641 "${:comment} ATOMIC_SWAP_I8 PSEUDO!",
642 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>;
643 def ATOMIC_SWAP_I16 : Pseudo<
644 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
645 "${:comment} ATOMIC_SWAP_I16 PSEUDO!",
646 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>;
647 def ATOMIC_SWAP_I32 : Pseudo<
648 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
649 "${:comment} ATOMIC_SWAP_I32 PSEUDO!",
650 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>;
654 // Instructions to support atomic operations
655 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
656 "lwarx $rD, $src", LdStLWARX,
657 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
660 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
661 "stwcx. $rS, $dst", LdStSTWCX,
662 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
665 let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
666 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStGeneral, [(trap)]>;
668 //===----------------------------------------------------------------------===//
669 // PPC32 Load Instructions.
672 // Unindexed (r+i) Loads.
673 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
674 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
675 "lbz $rD, $src", LdStGeneral,
676 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
677 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
678 "lha $rD, $src", LdStLHA,
679 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
680 PPC970_DGroup_Cracked;
681 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
682 "lhz $rD, $src", LdStGeneral,
683 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
684 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
685 "lwz $rD, $src", LdStGeneral,
686 [(set GPRC:$rD, (load iaddr:$src))]>;
688 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
689 "lfs $rD, $src", LdStLFDU,
690 [(set F4RC:$rD, (load iaddr:$src))]>;
691 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
692 "lfd $rD, $src", LdStLFD,
693 [(set F8RC:$rD, (load iaddr:$src))]>;
696 // Unindexed (r+i) Loads with Update (preinc).
698 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
699 "lbzu $rD, $addr", LdStGeneral,
700 []>, RegConstraint<"$addr.reg = $ea_result">,
701 NoEncode<"$ea_result">;
703 def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
704 "lhau $rD, $addr", LdStGeneral,
705 []>, RegConstraint<"$addr.reg = $ea_result">,
706 NoEncode<"$ea_result">;
708 def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
709 "lhzu $rD, $addr", LdStGeneral,
710 []>, RegConstraint<"$addr.reg = $ea_result">,
711 NoEncode<"$ea_result">;
713 def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
714 "lwzu $rD, $addr", LdStGeneral,
715 []>, RegConstraint<"$addr.reg = $ea_result">,
716 NoEncode<"$ea_result">;
718 def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
719 "lfs $rD, $addr", LdStLFDU,
720 []>, RegConstraint<"$addr.reg = $ea_result">,
721 NoEncode<"$ea_result">;
723 def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
724 "lfd $rD, $addr", LdStLFD,
725 []>, RegConstraint<"$addr.reg = $ea_result">,
726 NoEncode<"$ea_result">;
730 // Indexed (r+r) Loads.
732 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
733 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
734 "lbzx $rD, $src", LdStGeneral,
735 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
736 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
737 "lhax $rD, $src", LdStLHA,
738 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
739 PPC970_DGroup_Cracked;
740 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
741 "lhzx $rD, $src", LdStGeneral,
742 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
743 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
744 "lwzx $rD, $src", LdStGeneral,
745 [(set GPRC:$rD, (load xaddr:$src))]>;
748 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
749 "lhbrx $rD, $src", LdStGeneral,
750 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>;
751 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
752 "lwbrx $rD, $src", LdStGeneral,
753 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>;
755 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
756 "lfsx $frD, $src", LdStLFDU,
757 [(set F4RC:$frD, (load xaddr:$src))]>;
758 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
759 "lfdx $frD, $src", LdStLFDU,
760 [(set F8RC:$frD, (load xaddr:$src))]>;
763 //===----------------------------------------------------------------------===//
764 // PPC32 Store Instructions.
767 // Unindexed (r+i) Stores.
768 let PPC970_Unit = 2 in {
769 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
770 "stb $rS, $src", LdStGeneral,
771 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
772 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
773 "sth $rS, $src", LdStGeneral,
774 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
775 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
776 "stw $rS, $src", LdStGeneral,
777 [(store GPRC:$rS, iaddr:$src)]>;
778 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
779 "stfs $rS, $dst", LdStUX,
780 [(store F4RC:$rS, iaddr:$dst)]>;
781 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
782 "stfd $rS, $dst", LdStUX,
783 [(store F8RC:$rS, iaddr:$dst)]>;
786 // Unindexed (r+i) Stores with Update (preinc).
787 let PPC970_Unit = 2 in {
788 def STBU : DForm_1<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
789 symbolLo:$ptroff, ptr_rc:$ptrreg),
790 "stbu $rS, $ptroff($ptrreg)", LdStGeneral,
791 [(set ptr_rc:$ea_res,
792 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg,
793 iaddroff:$ptroff))]>,
794 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
795 def STHU : DForm_1<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
796 symbolLo:$ptroff, ptr_rc:$ptrreg),
797 "sthu $rS, $ptroff($ptrreg)", LdStGeneral,
798 [(set ptr_rc:$ea_res,
799 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg,
800 iaddroff:$ptroff))]>,
801 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
802 def STWU : DForm_1<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
803 symbolLo:$ptroff, ptr_rc:$ptrreg),
804 "stwu $rS, $ptroff($ptrreg)", LdStGeneral,
805 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg,
806 iaddroff:$ptroff))]>,
807 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
808 def STFSU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS,
809 symbolLo:$ptroff, ptr_rc:$ptrreg),
810 "stfsu $rS, $ptroff($ptrreg)", LdStGeneral,
811 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg,
812 iaddroff:$ptroff))]>,
813 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
814 def STFDU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS,
815 symbolLo:$ptroff, ptr_rc:$ptrreg),
816 "stfdu $rS, $ptroff($ptrreg)", LdStGeneral,
817 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg,
818 iaddroff:$ptroff))]>,
819 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
823 // Indexed (r+r) Stores.
825 let PPC970_Unit = 2 in {
826 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
827 "stbx $rS, $dst", LdStGeneral,
828 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
829 PPC970_DGroup_Cracked;
830 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
831 "sthx $rS, $dst", LdStGeneral,
832 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
833 PPC970_DGroup_Cracked;
834 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
835 "stwx $rS, $dst", LdStGeneral,
836 [(store GPRC:$rS, xaddr:$dst)]>,
837 PPC970_DGroup_Cracked;
839 let mayStore = 1 in {
840 def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB),
841 "stwux $rS, $rA, $rB", LdStGeneral,
844 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
845 "sthbrx $rS, $dst", LdStGeneral,
846 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>,
847 PPC970_DGroup_Cracked;
848 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
849 "stwbrx $rS, $dst", LdStGeneral,
850 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>,
851 PPC970_DGroup_Cracked;
853 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
854 "stfiwx $frS, $dst", LdStUX,
855 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
857 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
858 "stfsx $frS, $dst", LdStUX,
859 [(store F4RC:$frS, xaddr:$dst)]>;
860 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
861 "stfdx $frS, $dst", LdStUX,
862 [(store F8RC:$frS, xaddr:$dst)]>;
865 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
869 //===----------------------------------------------------------------------===//
870 // PPC32 Arithmetic Instructions.
873 let PPC970_Unit = 1 in { // FXU Operations.
874 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
875 "addi $rD, $rA, $imm", IntGeneral,
876 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
877 let Defs = [CARRY] in {
878 def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
879 "addic $rD, $rA, $imm", IntGeneral,
880 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
881 PPC970_DGroup_Cracked;
882 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
883 "addic. $rD, $rA, $imm", IntGeneral,
886 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
887 "addis $rD, $rA, $imm", IntGeneral,
888 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
889 def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym),
890 "la $rD, $sym($rA)", IntGeneral,
891 [(set GPRC:$rD, (add GPRC:$rA,
892 (PPClo tglobaladdr:$sym, 0)))]>;
893 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
894 "mulli $rD, $rA, $imm", IntMulLI,
895 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
896 let Defs = [CARRY] in {
897 def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
898 "subfic $rD, $rA, $imm", IntGeneral,
899 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
902 let isReMaterializable = 1 in {
903 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm),
904 "li $rD, $imm", IntGeneral,
905 [(set GPRC:$rD, immSExt16:$imm)]>;
906 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm),
907 "lis $rD, $imm", IntGeneral,
908 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>;
912 let PPC970_Unit = 1 in { // FXU Operations.
913 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
914 "andi. $dst, $src1, $src2", IntGeneral,
915 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
917 def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
918 "andis. $dst, $src1, $src2", IntGeneral,
919 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>,
921 def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
922 "ori $dst, $src1, $src2", IntGeneral,
923 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
924 def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
925 "oris $dst, $src1, $src2", IntGeneral,
926 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>;
927 def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
928 "xori $dst, $src1, $src2", IntGeneral,
929 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
930 def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
931 "xoris $dst, $src1, $src2", IntGeneral,
932 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>;
933 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral,
935 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
936 "cmpwi $crD, $rA, $imm", IntCompare>;
937 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
938 "cmplwi $dst, $src1, $src2", IntCompare>;
942 let PPC970_Unit = 1 in { // FXU Operations.
943 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
944 "nand $rA, $rS, $rB", IntGeneral,
945 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
946 def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
947 "and $rA, $rS, $rB", IntGeneral,
948 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
949 def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
950 "andc $rA, $rS, $rB", IntGeneral,
951 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
952 def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
953 "or $rA, $rS, $rB", IntGeneral,
954 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
955 def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
956 "nor $rA, $rS, $rB", IntGeneral,
957 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
958 def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
959 "orc $rA, $rS, $rB", IntGeneral,
960 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
961 def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
962 "eqv $rA, $rS, $rB", IntGeneral,
963 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
964 def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
965 "xor $rA, $rS, $rB", IntGeneral,
966 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
967 def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
968 "slw $rA, $rS, $rB", IntGeneral,
969 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
970 def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
971 "srw $rA, $rS, $rB", IntGeneral,
972 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
973 let Defs = [CARRY] in {
974 def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
975 "sraw $rA, $rS, $rB", IntShift,
976 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
980 let PPC970_Unit = 1 in { // FXU Operations.
981 let Defs = [CARRY] in {
982 def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH),
983 "srawi $rA, $rS, $SH", IntShift,
984 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
986 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
987 "cntlzw $rA, $rS", IntGeneral,
988 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
989 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
990 "extsb $rA, $rS", IntGeneral,
991 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
992 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
993 "extsh $rA, $rS", IntGeneral,
994 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
996 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
997 "cmpw $crD, $rA, $rB", IntCompare>;
998 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
999 "cmplw $crD, $rA, $rB", IntCompare>;
1001 let PPC970_Unit = 3 in { // FPU Operations.
1002 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
1003 // "fcmpo $crD, $fA, $fB", FPCompare>;
1004 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
1005 "fcmpu $crD, $fA, $fB", FPCompare>;
1006 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
1007 "fcmpu $crD, $fA, $fB", FPCompare>;
1009 let Uses = [RM] in {
1010 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB),
1011 "fctiwz $frD, $frB", FPGeneral,
1012 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
1013 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB),
1014 "frsp $frD, $frB", FPGeneral,
1015 [(set F4RC:$frD, (fround F8RC:$frB))]>;
1016 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB),
1017 "fsqrt $frD, $frB", FPSqrt,
1018 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
1019 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB),
1020 "fsqrts $frD, $frB", FPSqrt,
1021 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
1025 /// Note that FMR is defined as pseudo-ops on the PPC970 because they are
1026 /// often coalesced away and we don't want the dispatch group builder to think
1027 /// that they will fill slots (which could cause the load of a LSU reject to
1028 /// sneak into a d-group with a store).
1029 def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1030 "fmr $frD, $frB", FPGeneral,
1031 []>, // (set F4RC:$frD, F4RC:$frB)
1034 let PPC970_Unit = 3 in { // FPU Operations.
1035 // These are artificially split into two different forms, for 4/8 byte FP.
1036 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1037 "fabs $frD, $frB", FPGeneral,
1038 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1039 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1040 "fabs $frD, $frB", FPGeneral,
1041 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1042 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1043 "fnabs $frD, $frB", FPGeneral,
1044 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1045 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1046 "fnabs $frD, $frB", FPGeneral,
1047 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1048 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1049 "fneg $frD, $frB", FPGeneral,
1050 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1051 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1052 "fneg $frD, $frB", FPGeneral,
1053 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1057 // XL-Form instructions. condition register logical ops.
1059 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1060 "mcrf $BF, $BFA", BrMCR>,
1061 PPC970_DGroup_First, PPC970_Unit_CRU;
1063 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1064 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1065 "creqv $CRD, $CRA, $CRB", BrCR,
1068 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1069 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1070 "cror $CRD, $CRA, $CRB", BrCR,
1073 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1074 "creqv $dst, $dst, $dst", BrCR,
1077 // XFX-Form instructions. Instructions that deal with SPRs.
1079 let Uses = [CTR] in {
1080 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1081 "mfctr $rT", SprMFSPR>,
1082 PPC970_DGroup_First, PPC970_Unit_FXU;
1084 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1085 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1086 "mtctr $rS", SprMTSPR>,
1087 PPC970_DGroup_First, PPC970_Unit_FXU;
1090 let Defs = [LR] in {
1091 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1092 "mtlr $rS", SprMTSPR>,
1093 PPC970_DGroup_First, PPC970_Unit_FXU;
1095 let Uses = [LR] in {
1096 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1097 "mflr $rT", SprMFSPR>,
1098 PPC970_DGroup_First, PPC970_Unit_FXU;
1101 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1102 // a GPR on the PPC970. As such, copies in and out have the same performance
1103 // characteristics as an OR instruction.
1104 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1105 "mtspr 256, $rS", IntGeneral>,
1106 PPC970_DGroup_Single, PPC970_Unit_FXU;
1107 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1108 "mfspr $rT, 256", IntGeneral>,
1109 PPC970_DGroup_First, PPC970_Unit_FXU;
1111 def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS),
1112 "mtcrf $FXM, $rS", BrMCRX>,
1113 PPC970_MicroCode, PPC970_Unit_CRU;
1115 // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters;
1116 // declaring that here gives the local register allocator problems with this:
1118 // MFCR <kill of whatever preg got assigned to vreg>
1119 // while not declaring it breaks DeadMachineInstructionElimination.
1120 // As it turns out, in all cases where we currently use this,
1121 // we're only interested in one subregister of it. Represent this in the
1122 // instruction to keep the register allocator from becoming confused.
1123 def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1124 "mfcr $rT ${:comment} $FXM", SprMFCR>,
1125 PPC970_MicroCode, PPC970_Unit_CRU;
1126 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1127 "mfcr $rT, $FXM", SprMFCR>,
1128 PPC970_DGroup_First, PPC970_Unit_CRU;
1130 // Instructions to manipulate FPSCR. Only long double handling uses these.
1131 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1133 let Uses = [RM], Defs = [RM] in {
1134 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1135 "mtfsb0 $FM", IntMTFSB0,
1136 [(PPCmtfsb0 (i32 imm:$FM))]>,
1137 PPC970_DGroup_Single, PPC970_Unit_FPU;
1138 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1139 "mtfsb1 $FM", IntMTFSB0,
1140 [(PPCmtfsb1 (i32 imm:$FM))]>,
1141 PPC970_DGroup_Single, PPC970_Unit_FPU;
1142 // MTFSF does not actually produce an FP result. We pretend it copies
1143 // input reg B to the output. If we didn't do this it would look like the
1144 // instruction had no outputs (because we aren't modelling the FPSCR) and
1145 // it would be deleted.
1146 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1147 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1148 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1149 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1150 F8RC:$rT, F8RC:$FRB))]>,
1151 PPC970_DGroup_Single, PPC970_Unit_FPU;
1153 let Uses = [RM] in {
1154 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1155 "mffs $rT", IntMFFS,
1156 [(set F8RC:$rT, (PPCmffs))]>,
1157 PPC970_DGroup_Single, PPC970_Unit_FPU;
1158 def FADDrtz: AForm_2<63, 21,
1159 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1160 "fadd $FRT, $FRA, $FRB", FPGeneral,
1161 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1162 PPC970_DGroup_Single, PPC970_Unit_FPU;
1166 let PPC970_Unit = 1 in { // FXU Operations.
1168 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1170 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1171 "add $rT, $rA, $rB", IntGeneral,
1172 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1173 let Defs = [CARRY] in {
1174 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1175 "addc $rT, $rA, $rB", IntGeneral,
1176 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1177 PPC970_DGroup_Cracked;
1179 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1180 "divw $rT, $rA, $rB", IntDivW,
1181 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1182 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1183 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1184 "divwu $rT, $rA, $rB", IntDivW,
1185 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1186 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1187 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1188 "mulhw $rT, $rA, $rB", IntMulHW,
1189 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1190 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1191 "mulhwu $rT, $rA, $rB", IntMulHWU,
1192 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1193 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1194 "mullw $rT, $rA, $rB", IntMulHW,
1195 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1196 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1197 "subf $rT, $rA, $rB", IntGeneral,
1198 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1199 let Defs = [CARRY] in {
1200 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1201 "subfc $rT, $rA, $rB", IntGeneral,
1202 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1203 PPC970_DGroup_Cracked;
1205 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1206 "neg $rT, $rA", IntGeneral,
1207 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1208 let Uses = [CARRY], Defs = [CARRY] in {
1209 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1210 "adde $rT, $rA, $rB", IntGeneral,
1211 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1212 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1213 "addme $rT, $rA", IntGeneral,
1214 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
1215 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1216 "addze $rT, $rA", IntGeneral,
1217 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1218 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1219 "subfe $rT, $rA, $rB", IntGeneral,
1220 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1221 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1222 "subfme $rT, $rA", IntGeneral,
1223 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
1224 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1225 "subfze $rT, $rA", IntGeneral,
1226 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1230 // A-Form instructions. Most of the instructions executed in the FPU are of
1233 let PPC970_Unit = 3 in { // FPU Operations.
1234 let Uses = [RM] in {
1235 def FMADD : AForm_1<63, 29,
1236 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1237 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1238 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1240 Requires<[FPContractions]>;
1241 def FMADDS : AForm_1<59, 29,
1242 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1243 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1244 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1246 Requires<[FPContractions]>;
1247 def FMSUB : AForm_1<63, 28,
1248 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1249 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1250 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1252 Requires<[FPContractions]>;
1253 def FMSUBS : AForm_1<59, 28,
1254 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1255 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1256 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1258 Requires<[FPContractions]>;
1259 def FNMADD : AForm_1<63, 31,
1260 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1261 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1262 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1264 Requires<[FPContractions]>;
1265 def FNMADDS : AForm_1<59, 31,
1266 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1267 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1268 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1270 Requires<[FPContractions]>;
1271 def FNMSUB : AForm_1<63, 30,
1272 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1273 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1274 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1276 Requires<[FPContractions]>;
1277 def FNMSUBS : AForm_1<59, 30,
1278 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1279 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1280 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1282 Requires<[FPContractions]>;
1284 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1285 // having 4 of these, force the comparison to always be an 8-byte double (code
1286 // should use an FMRSD if the input comparison value really wants to be a float)
1287 // and 4/8 byte forms for the result and operand type..
1288 def FSELD : AForm_1<63, 23,
1289 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1290 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1291 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1292 def FSELS : AForm_1<63, 23,
1293 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1294 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1295 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1296 let Uses = [RM] in {
1297 def FADD : AForm_2<63, 21,
1298 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1299 "fadd $FRT, $FRA, $FRB", FPGeneral,
1300 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1301 def FADDS : AForm_2<59, 21,
1302 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1303 "fadds $FRT, $FRA, $FRB", FPGeneral,
1304 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1305 def FDIV : AForm_2<63, 18,
1306 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1307 "fdiv $FRT, $FRA, $FRB", FPDivD,
1308 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1309 def FDIVS : AForm_2<59, 18,
1310 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1311 "fdivs $FRT, $FRA, $FRB", FPDivS,
1312 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1313 def FMUL : AForm_3<63, 25,
1314 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1315 "fmul $FRT, $FRA, $FRB", FPFused,
1316 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
1317 def FMULS : AForm_3<59, 25,
1318 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1319 "fmuls $FRT, $FRA, $FRB", FPGeneral,
1320 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
1321 def FSUB : AForm_2<63, 20,
1322 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1323 "fsub $FRT, $FRA, $FRB", FPGeneral,
1324 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1325 def FSUBS : AForm_2<59, 20,
1326 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1327 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1328 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1332 let PPC970_Unit = 1 in { // FXU Operations.
1333 // M-Form instructions. rotate and mask instructions.
1335 let isCommutable = 1 in {
1336 // RLWIMI can be commuted if the rotate amount is zero.
1337 def RLWIMI : MForm_2<20,
1338 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1339 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1340 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1343 def RLWINM : MForm_2<21,
1344 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1345 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1347 def RLWINMo : MForm_2<21,
1348 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1349 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1350 []>, isDOT, PPC970_DGroup_Cracked;
1351 def RLWNM : MForm_2<23,
1352 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1353 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1358 //===----------------------------------------------------------------------===//
1359 // PowerPC Instruction Patterns
1362 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1363 def : Pat<(i32 imm:$imm),
1364 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1366 // Implement the 'not' operation with the NOR instruction.
1367 def NOT : Pat<(not GPRC:$in),
1368 (NOR GPRC:$in, GPRC:$in)>;
1370 // ADD an arbitrary immediate.
1371 def : Pat<(add GPRC:$in, imm:$imm),
1372 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1373 // OR an arbitrary immediate.
1374 def : Pat<(or GPRC:$in, imm:$imm),
1375 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1376 // XOR an arbitrary immediate.
1377 def : Pat<(xor GPRC:$in, imm:$imm),
1378 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1380 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1381 (SUBFIC GPRC:$in, imm:$imm)>;
1384 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1385 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1386 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1387 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1390 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1391 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1392 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1393 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1396 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1397 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1400 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1401 (BL_Darwin tglobaladdr:$dst)>;
1402 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1403 (BL_Darwin texternalsym:$dst)>;
1404 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1405 (BL_SVR4 tglobaladdr:$dst)>;
1406 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1407 (BL_SVR4 texternalsym:$dst)>;
1410 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1411 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1413 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1414 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1416 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1417 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1421 // Hi and Lo for Darwin Global Addresses.
1422 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1423 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1424 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1425 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1426 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1427 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1428 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
1429 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
1430 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1431 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1432 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1433 (ADDIS GPRC:$in, tconstpool:$g)>;
1434 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1435 (ADDIS GPRC:$in, tjumptable:$g)>;
1436 def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)),
1437 (ADDIS GPRC:$in, tblockaddress:$g)>;
1439 // Fused negative multiply subtract, alternate pattern
1440 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1441 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1442 Requires<[FPContractions]>;
1443 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1444 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1445 Requires<[FPContractions]>;
1447 // Standard shifts. These are represented separately from the real shifts above
1448 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1450 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1451 (SRAW GPRC:$rS, GPRC:$rB)>;
1452 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1453 (SRW GPRC:$rS, GPRC:$rB)>;
1454 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1455 (SLW GPRC:$rS, GPRC:$rB)>;
1457 def : Pat<(zextloadi1 iaddr:$src),
1459 def : Pat<(zextloadi1 xaddr:$src),
1461 def : Pat<(extloadi1 iaddr:$src),
1463 def : Pat<(extloadi1 xaddr:$src),
1465 def : Pat<(extloadi8 iaddr:$src),
1467 def : Pat<(extloadi8 xaddr:$src),
1469 def : Pat<(extloadi16 iaddr:$src),
1471 def : Pat<(extloadi16 xaddr:$src),
1473 def : Pat<(f64 (extloadf32 iaddr:$src)),
1474 (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>;
1475 def : Pat<(f64 (extloadf32 xaddr:$src)),
1476 (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>;
1478 def : Pat<(f64 (fextend F4RC:$src)),
1479 (COPY_TO_REGCLASS F4RC:$src, F8RC)>;
1482 def : Pat<(membarrier (i32 imm /*ll*/),
1486 (i32 imm /*device*/)),
1489 include "PPCInstrAltivec.td"
1490 include "PPCInstr64Bit.td"