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 [SDNPInGlue, SDNPOutGlue]>;
74 def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
75 [SDNPInGlue, SDNPOutGlue]>;
76 def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp,
77 [SDNPInGlue, SDNPOutGlue]>;
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, SDNPOutGlue]>;
109 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
110 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
112 def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
113 def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall,
114 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
116 def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall,
117 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
119 def PPCcall_nop_SVR4 : SDNode<"PPCISD::CALL_NOP_SVR4", SDT_PPCCall,
120 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
122 def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInGlue, SDNPOutGlue]>;
123 def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>,
124 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
125 def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>,
126 [SDNPHasChain, SDNPSideEffect,
127 SDNPInGlue, SDNPOutGlue]>;
128 def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>,
129 [SDNPHasChain, SDNPSideEffect,
130 SDNPInGlue, SDNPOutGlue]>;
131 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
132 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
133 def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone,
134 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
137 def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone,
138 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
141 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
142 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
144 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
145 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
147 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
148 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>;
150 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
151 [SDNPHasChain, SDNPOptInGlue]>;
153 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
154 [SDNPHasChain, SDNPMayLoad]>;
155 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
156 [SDNPHasChain, SDNPMayStore]>;
158 // Instructions to set/unset CR bit 6 for SVR4 vararg calls
159 def PPCcr6set : SDNode<"PPCISD::CR6SET", SDTNone,
160 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
161 def PPCcr6unset : SDNode<"PPCISD::CR6UNSET", SDTNone,
162 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
164 // Instructions to support atomic operations
165 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
166 [SDNPHasChain, SDNPMayLoad]>;
167 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
168 [SDNPHasChain, SDNPMayStore]>;
170 // Instructions to support dynamic alloca.
171 def SDTDynOp : SDTypeProfile<1, 2, []>;
172 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
174 //===----------------------------------------------------------------------===//
175 // PowerPC specific transformation functions and pattern fragments.
178 def SHL32 : SDNodeXForm<imm, [{
179 // Transformation function: 31 - imm
180 return getI32Imm(31 - N->getZExtValue());
183 def SRL32 : SDNodeXForm<imm, [{
184 // Transformation function: 32 - imm
185 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
188 def LO16 : SDNodeXForm<imm, [{
189 // Transformation function: get the low 16 bits.
190 return getI32Imm((unsigned short)N->getZExtValue());
193 def HI16 : SDNodeXForm<imm, [{
194 // Transformation function: shift the immediate value down into the low bits.
195 return getI32Imm((unsigned)N->getZExtValue() >> 16);
198 def HA16 : SDNodeXForm<imm, [{
199 // Transformation function: shift the immediate value down into the low bits.
200 signed int Val = N->getZExtValue();
201 return getI32Imm((Val - (signed short)Val) >> 16);
203 def MB : SDNodeXForm<imm, [{
204 // Transformation function: get the start bit of a mask
206 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
207 return getI32Imm(mb);
210 def ME : SDNodeXForm<imm, [{
211 // Transformation function: get the end bit of a mask
213 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
214 return getI32Imm(me);
216 def maskimm32 : PatLeaf<(imm), [{
217 // maskImm predicate - True if immediate is a run of ones.
219 if (N->getValueType(0) == MVT::i32)
220 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
225 def immSExt16 : PatLeaf<(imm), [{
226 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
227 // field. Used by instructions like 'addi'.
228 if (N->getValueType(0) == MVT::i32)
229 return (int32_t)N->getZExtValue() == (short)N->getZExtValue();
231 return (int64_t)N->getZExtValue() == (short)N->getZExtValue();
233 def immZExt16 : PatLeaf<(imm), [{
234 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
235 // field. Used by instructions like 'ori'.
236 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
239 // imm16Shifted* - These match immediates where the low 16-bits are zero. There
240 // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
241 // identical in 32-bit mode, but in 64-bit mode, they return true if the
242 // immediate fits into a sign/zero extended 32-bit immediate (with the low bits
244 def imm16ShiftedZExt : PatLeaf<(imm), [{
245 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
246 // immediate are set. Used by instructions like 'xoris'.
247 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
250 def imm16ShiftedSExt : PatLeaf<(imm), [{
251 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
252 // immediate are set. Used by instructions like 'addis'. Identical to
253 // imm16ShiftedZExt in 32-bit mode.
254 if (N->getZExtValue() & 0xFFFF) return false;
255 if (N->getValueType(0) == MVT::i32)
257 // For 64-bit, make sure it is sext right.
258 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
262 //===----------------------------------------------------------------------===//
263 // PowerPC Flag Definitions.
265 class isPPC64 { bit PPC64 = 1; }
267 list<Register> Defs = [CR0];
271 class RegConstraint<string C> {
272 string Constraints = C;
274 class NoEncode<string E> {
275 string DisableEncoding = E;
279 //===----------------------------------------------------------------------===//
280 // PowerPC Operand Definitions.
282 def s5imm : Operand<i32> {
283 let PrintMethod = "printS5ImmOperand";
285 def u5imm : Operand<i32> {
286 let PrintMethod = "printU5ImmOperand";
288 def u6imm : Operand<i32> {
289 let PrintMethod = "printU6ImmOperand";
291 def s16imm : Operand<i32> {
292 let PrintMethod = "printS16ImmOperand";
294 def u16imm : Operand<i32> {
295 let PrintMethod = "printU16ImmOperand";
297 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
298 let PrintMethod = "printS16X4ImmOperand";
300 def directbrtarget : Operand<OtherVT> {
301 let PrintMethod = "printBranchOperand";
302 let EncoderMethod = "getDirectBrEncoding";
304 def condbrtarget : Operand<OtherVT> {
305 let PrintMethod = "printBranchOperand";
306 let EncoderMethod = "getCondBrEncoding";
308 def calltarget : Operand<iPTR> {
309 let EncoderMethod = "getDirectBrEncoding";
311 def aaddr : Operand<iPTR> {
312 let PrintMethod = "printAbsAddrOperand";
314 def symbolHi: Operand<i32> {
315 let PrintMethod = "printSymbolHi";
316 let EncoderMethod = "getHA16Encoding";
318 def symbolLo: Operand<i32> {
319 let PrintMethod = "printSymbolLo";
320 let EncoderMethod = "getLO16Encoding";
322 def crbitm: Operand<i8> {
323 let PrintMethod = "printcrbitm";
324 let EncoderMethod = "get_crbitm_encoding";
327 def memri : Operand<iPTR> {
328 let PrintMethod = "printMemRegImm";
329 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
330 let EncoderMethod = "getMemRIEncoding";
332 def memrr : Operand<iPTR> {
333 let PrintMethod = "printMemRegReg";
334 let MIOperandInfo = (ops ptr_rc:$offreg, ptr_rc:$ptrreg);
336 def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits.
337 let PrintMethod = "printMemRegImmShifted";
338 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
339 let EncoderMethod = "getMemRIXEncoding";
342 // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg
343 // that doesn't matter.
344 def pred : PredicateOperand<OtherVT, (ops imm, CRRC),
345 (ops (i32 20), (i32 zero_reg))> {
346 let PrintMethod = "printPredicateOperand";
349 // Define PowerPC specific addressing mode.
350 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
351 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
352 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
353 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std"
355 /// This is just the offset part of iaddr, used for preinc.
356 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
357 def xaddroff : ComplexPattern<iPTR, 1, "SelectAddrIdxOffs", [], []>;
359 //===----------------------------------------------------------------------===//
360 // PowerPC Instruction Predicate Definitions.
361 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
362 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
363 def IsBookE : Predicate<"PPCSubTarget.isBookE()">;
365 //===----------------------------------------------------------------------===//
366 // PowerPC Instruction Definitions.
368 // Pseudo-instructions:
370 let hasCtrlDep = 1 in {
371 let Defs = [R1], Uses = [R1] in {
372 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), "#ADJCALLSTACKDOWN $amt",
373 [(callseq_start timm:$amt)]>;
374 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), "#ADJCALLSTACKUP $amt1 $amt2",
375 [(callseq_end timm:$amt1, timm:$amt2)]>;
378 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
379 "UPDATE_VRSAVE $rD, $rS", []>;
382 let Defs = [R1], Uses = [R1] in
383 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi), "#DYNALLOC",
385 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
387 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
388 // instruction selection into a branch sequence.
389 let usesCustomInserter = 1, // Expanded after instruction selection.
390 PPC970_Single = 1 in {
391 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
392 i32imm:$BROPC), "#SELECT_CC_I4",
394 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
395 i32imm:$BROPC), "#SELECT_CC_I8",
397 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
398 i32imm:$BROPC), "#SELECT_CC_F4",
400 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
401 i32imm:$BROPC), "#SELECT_CC_F8",
403 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
404 i32imm:$BROPC), "#SELECT_CC_VRRC",
408 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
409 // scavenge a register for it.
411 def SPILL_CR : Pseudo<(outs), (ins CRRC:$cond, memri:$F),
414 // RESTORE_CR - Indicate that we're restoring the CR register (previously
415 // spilled), so we'll need to scavenge a register for it.
417 def RESTORE_CR : Pseudo<(outs CRRC:$cond), (ins memri:$F),
420 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
421 let isReturn = 1, Uses = [LR, RM] in
422 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
423 "b${p:cc}lr ${p:reg}", BrB,
425 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
426 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
430 def MovePCtoLR : Pseudo<(outs), (ins), "#MovePCtoLR", []>,
433 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
434 let isBarrier = 1 in {
435 def B : IForm<18, 0, 0, (outs), (ins directbrtarget:$dst),
440 // BCC represents an arbitrary conditional branch on a predicate.
441 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
442 // a two-value operand where a dag node expects two operands. :(
443 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, condbrtarget:$dst),
444 "b${cond:cc} ${cond:reg}, $dst"
445 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>;
447 let Defs = [CTR], Uses = [CTR] in {
448 def BDZ : IForm_ext<16, 18, 0, 0, (outs), (ins condbrtarget:$dst),
449 "bdz $dst", BrB, []>;
450 def BDNZ : IForm_ext<16, 16, 0, 0, (outs), (ins condbrtarget:$dst),
451 "bdnz $dst", BrB, []>;
456 let isCall = 1, PPC970_Unit = 7, Defs = [LR] in {
457 // Convenient aliases for call instructions
459 def BL_Darwin : IForm<18, 0, 1,
460 (outs), (ins calltarget:$func),
461 "bl $func", BrB, []>; // See Pat patterns below.
462 def BLA_Darwin : IForm<18, 1, 1,
463 (outs), (ins aaddr:$func),
464 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>;
466 let Uses = [CTR, RM] in {
467 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
470 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
475 let isCall = 1, PPC970_Unit = 7, Defs = [LR] in {
476 // Convenient aliases for call instructions
478 def BL_SVR4 : IForm<18, 0, 1,
479 (outs), (ins calltarget:$func),
480 "bl $func", BrB, []>; // See Pat patterns below.
481 def BLA_SVR4 : IForm<18, 1, 1,
482 (outs), (ins aaddr:$func),
484 [(PPCcall_SVR4 (i32 imm:$func))]>;
486 let Uses = [CTR, RM] in {
487 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
490 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
495 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
496 def TCRETURNdi :Pseudo< (outs),
497 (ins calltarget:$dst, i32imm:$offset),
498 "#TC_RETURNd $dst $offset",
502 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
503 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset),
504 "#TC_RETURNa $func $offset",
505 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
507 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
508 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset),
509 "#TC_RETURNr $dst $offset",
513 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
514 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
515 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
516 Requires<[In32BitMode]>;
520 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
521 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
522 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
527 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
528 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
529 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
534 // DCB* instructions.
535 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
536 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
537 PPC970_DGroup_Single;
538 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
539 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
540 PPC970_DGroup_Single;
541 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
542 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
543 PPC970_DGroup_Single;
544 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
545 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
546 PPC970_DGroup_Single;
547 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
548 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
549 PPC970_DGroup_Single;
550 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
551 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
552 PPC970_DGroup_Single;
553 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
554 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
555 PPC970_DGroup_Single;
556 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
557 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
558 PPC970_DGroup_Single;
560 def : Pat<(prefetch xoaddr:$dst, (i32 0), imm, (i32 1)),
564 let usesCustomInserter = 1 in {
565 let Defs = [CR0] in {
566 def ATOMIC_LOAD_ADD_I8 : Pseudo<
567 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I8",
568 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>;
569 def ATOMIC_LOAD_SUB_I8 : Pseudo<
570 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I8",
571 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>;
572 def ATOMIC_LOAD_AND_I8 : Pseudo<
573 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I8",
574 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>;
575 def ATOMIC_LOAD_OR_I8 : Pseudo<
576 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I8",
577 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>;
578 def ATOMIC_LOAD_XOR_I8 : Pseudo<
579 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "ATOMIC_LOAD_XOR_I8",
580 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>;
581 def ATOMIC_LOAD_NAND_I8 : Pseudo<
582 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I8",
583 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>;
584 def ATOMIC_LOAD_ADD_I16 : Pseudo<
585 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I16",
586 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>;
587 def ATOMIC_LOAD_SUB_I16 : Pseudo<
588 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I16",
589 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>;
590 def ATOMIC_LOAD_AND_I16 : Pseudo<
591 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I16",
592 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>;
593 def ATOMIC_LOAD_OR_I16 : Pseudo<
594 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I16",
595 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>;
596 def ATOMIC_LOAD_XOR_I16 : Pseudo<
597 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_XOR_I16",
598 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>;
599 def ATOMIC_LOAD_NAND_I16 : Pseudo<
600 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I16",
601 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>;
602 def ATOMIC_LOAD_ADD_I32 : Pseudo<
603 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I32",
604 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>;
605 def ATOMIC_LOAD_SUB_I32 : Pseudo<
606 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I32",
607 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>;
608 def ATOMIC_LOAD_AND_I32 : Pseudo<
609 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I32",
610 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>;
611 def ATOMIC_LOAD_OR_I32 : Pseudo<
612 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I32",
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), "#ATOMIC_LOAD_XOR_I32",
616 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>;
617 def ATOMIC_LOAD_NAND_I32 : Pseudo<
618 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I32",
619 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>;
621 def ATOMIC_CMP_SWAP_I8 : Pseudo<
622 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I8",
624 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
625 def ATOMIC_CMP_SWAP_I16 : Pseudo<
626 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I16 $dst $ptr $old $new",
628 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
629 def ATOMIC_CMP_SWAP_I32 : Pseudo<
630 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I32 $dst $ptr $old $new",
632 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
634 def ATOMIC_SWAP_I8 : Pseudo<
635 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_i8",
636 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>;
637 def ATOMIC_SWAP_I16 : Pseudo<
638 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_I16",
639 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>;
640 def ATOMIC_SWAP_I32 : Pseudo<
641 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_I32",
642 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>;
646 // Instructions to support atomic operations
647 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
648 "lwarx $rD, $src", LdStLWARX,
649 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
652 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
653 "stwcx. $rS, $dst", LdStSTWCX,
654 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
657 let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
658 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStLoad, [(trap)]>;
660 //===----------------------------------------------------------------------===//
661 // PPC32 Load Instructions.
664 // Unindexed (r+i) Loads.
665 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
666 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
667 "lbz $rD, $src", LdStLoad,
668 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
669 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
670 "lha $rD, $src", LdStLHA,
671 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
672 PPC970_DGroup_Cracked;
673 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
674 "lhz $rD, $src", LdStLoad,
675 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
676 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
677 "lwz $rD, $src", LdStLoad,
678 [(set GPRC:$rD, (load iaddr:$src))]>;
680 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
681 "lfs $rD, $src", LdStLFD,
682 [(set F4RC:$rD, (load iaddr:$src))]>;
683 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
684 "lfd $rD, $src", LdStLFD,
685 [(set F8RC:$rD, (load iaddr:$src))]>;
688 // Unindexed (r+i) Loads with Update (preinc).
690 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
691 "lbzu $rD, $addr", LdStLoadUpd,
692 []>, RegConstraint<"$addr.reg = $ea_result">,
693 NoEncode<"$ea_result">;
695 def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
696 "lhau $rD, $addr", LdStLHAU,
697 []>, RegConstraint<"$addr.reg = $ea_result">,
698 NoEncode<"$ea_result">;
700 def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
701 "lhzu $rD, $addr", LdStLoadUpd,
702 []>, RegConstraint<"$addr.reg = $ea_result">,
703 NoEncode<"$ea_result">;
705 def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
706 "lwzu $rD, $addr", LdStLoadUpd,
707 []>, RegConstraint<"$addr.reg = $ea_result">,
708 NoEncode<"$ea_result">;
710 def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
711 "lfsu $rD, $addr", LdStLFDU,
712 []>, RegConstraint<"$addr.reg = $ea_result">,
713 NoEncode<"$ea_result">;
715 def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
716 "lfdu $rD, $addr", LdStLFDU,
717 []>, RegConstraint<"$addr.reg = $ea_result">,
718 NoEncode<"$ea_result">;
721 // Indexed (r+r) Loads with Update (preinc).
722 def LBZUX : XForm_1<31, 119, (outs GPRC:$rD, ptr_rc:$ea_result),
724 "lbzux $rD, $addr", LdStLoadUpd,
725 []>, RegConstraint<"$addr.offreg = $ea_result">,
726 NoEncode<"$ea_result">;
728 def LHAUX : XForm_1<31, 375, (outs GPRC:$rD, ptr_rc:$ea_result),
730 "lhaux $rD, $addr", LdStLHAU,
731 []>, RegConstraint<"$addr.offreg = $ea_result">,
732 NoEncode<"$ea_result">;
734 def LHZUX : XForm_1<31, 331, (outs GPRC:$rD, ptr_rc:$ea_result),
736 "lhzux $rD, $addr", LdStLoadUpd,
737 []>, RegConstraint<"$addr.offreg = $ea_result">,
738 NoEncode<"$ea_result">;
740 def LWZUX : XForm_1<31, 55, (outs GPRC:$rD, ptr_rc:$ea_result),
742 "lwzux $rD, $addr", LdStLoadUpd,
743 []>, RegConstraint<"$addr.offreg = $ea_result">,
744 NoEncode<"$ea_result">;
746 def LFSUX : XForm_1<31, 567, (outs F4RC:$rD, ptr_rc:$ea_result),
748 "lfsux $rD, $addr", LdStLFDU,
749 []>, RegConstraint<"$addr.offreg = $ea_result">,
750 NoEncode<"$ea_result">;
752 def LFDUX : XForm_1<31, 631, (outs F8RC:$rD, ptr_rc:$ea_result),
754 "lfdux $rD, $addr", LdStLFDU,
755 []>, RegConstraint<"$addr.offreg = $ea_result">,
756 NoEncode<"$ea_result">;
760 // Indexed (r+r) Loads.
762 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
763 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
764 "lbzx $rD, $src", LdStLoad,
765 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
766 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
767 "lhax $rD, $src", LdStLHA,
768 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
769 PPC970_DGroup_Cracked;
770 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
771 "lhzx $rD, $src", LdStLoad,
772 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
773 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
774 "lwzx $rD, $src", LdStLoad,
775 [(set GPRC:$rD, (load xaddr:$src))]>;
778 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
779 "lhbrx $rD, $src", LdStLoad,
780 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>;
781 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
782 "lwbrx $rD, $src", LdStLoad,
783 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>;
785 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
786 "lfsx $frD, $src", LdStLFD,
787 [(set F4RC:$frD, (load xaddr:$src))]>;
788 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
789 "lfdx $frD, $src", LdStLFD,
790 [(set F8RC:$frD, (load xaddr:$src))]>;
793 //===----------------------------------------------------------------------===//
794 // PPC32 Store Instructions.
797 // Unindexed (r+i) Stores.
798 let PPC970_Unit = 2 in {
799 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
800 "stb $rS, $src", LdStStore,
801 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
802 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
803 "sth $rS, $src", LdStStore,
804 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
805 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
806 "stw $rS, $src", LdStStore,
807 [(store GPRC:$rS, iaddr:$src)]>;
808 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
809 "stfs $rS, $dst", LdStSTFD,
810 [(store F4RC:$rS, iaddr:$dst)]>;
811 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
812 "stfd $rS, $dst", LdStSTFD,
813 [(store F8RC:$rS, iaddr:$dst)]>;
816 // Unindexed (r+i) Stores with Update (preinc).
817 let PPC970_Unit = 2 in {
818 def STBU : DForm_1a<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
819 symbolLo:$ptroff, ptr_rc:$ptrreg),
820 "stbu $rS, $ptroff($ptrreg)", LdStStoreUpd,
821 [(set ptr_rc:$ea_res,
822 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg,
823 iaddroff:$ptroff))]>,
824 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
825 def STHU : DForm_1a<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
826 symbolLo:$ptroff, ptr_rc:$ptrreg),
827 "sthu $rS, $ptroff($ptrreg)", LdStStoreUpd,
828 [(set ptr_rc:$ea_res,
829 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg,
830 iaddroff:$ptroff))]>,
831 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
832 def STWU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
833 symbolLo:$ptroff, ptr_rc:$ptrreg),
834 "stwu $rS, $ptroff($ptrreg)", LdStStoreUpd,
835 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg,
836 iaddroff:$ptroff))]>,
837 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
838 def STFSU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS,
839 symbolLo:$ptroff, ptr_rc:$ptrreg),
840 "stfsu $rS, $ptroff($ptrreg)", LdStSTFDU,
841 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg,
842 iaddroff:$ptroff))]>,
843 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
844 def STFDU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS,
845 symbolLo:$ptroff, ptr_rc:$ptrreg),
846 "stfdu $rS, $ptroff($ptrreg)", LdStSTFDU,
847 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg,
848 iaddroff:$ptroff))]>,
849 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
853 // Indexed (r+r) Stores.
855 let PPC970_Unit = 2 in {
856 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
857 "stbx $rS, $dst", LdStStore,
858 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
859 PPC970_DGroup_Cracked;
860 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
861 "sthx $rS, $dst", LdStStore,
862 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
863 PPC970_DGroup_Cracked;
864 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
865 "stwx $rS, $dst", LdStStore,
866 [(store GPRC:$rS, xaddr:$dst)]>,
867 PPC970_DGroup_Cracked;
869 def STBUX : XForm_8<31, 247, (outs ptr_rc:$ea_res),
870 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
871 "stbux $rS, $ptroff, $ptrreg", LdStStoreUpd,
872 [(set ptr_rc:$ea_res,
873 (pre_truncsti8 GPRC:$rS,
874 ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
875 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
876 PPC970_DGroup_Cracked;
878 def STHUX : XForm_8<31, 439, (outs ptr_rc:$ea_res),
879 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
880 "sthux $rS, $ptroff, $ptrreg", LdStStoreUpd,
881 [(set ptr_rc:$ea_res,
882 (pre_truncsti16 GPRC:$rS,
883 ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
884 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
885 PPC970_DGroup_Cracked;
887 def STWUX : XForm_8<31, 183, (outs ptr_rc:$ea_res),
888 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
889 "stwux $rS, $ptroff, $ptrreg", LdStStoreUpd,
890 [(set ptr_rc:$ea_res,
891 (pre_store GPRC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
892 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
893 PPC970_DGroup_Cracked;
895 def STFSUX : XForm_8<31, 695, (outs ptr_rc:$ea_res),
896 (ins F4RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
897 "stfsux $rS, $ptroff, $ptrreg", LdStSTFDU,
898 [(set ptr_rc:$ea_res,
899 (pre_store F4RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
900 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
901 PPC970_DGroup_Cracked;
903 def STFDUX : XForm_8<31, 759, (outs ptr_rc:$ea_res),
904 (ins F8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
905 "stfdux $rS, $ptroff, $ptrreg", LdStSTFDU,
906 [(set ptr_rc:$ea_res,
907 (pre_store F8RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
908 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
909 PPC970_DGroup_Cracked;
911 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
912 "sthbrx $rS, $dst", LdStStore,
913 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>,
914 PPC970_DGroup_Cracked;
915 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
916 "stwbrx $rS, $dst", LdStStore,
917 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>,
918 PPC970_DGroup_Cracked;
920 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
921 "stfiwx $frS, $dst", LdStSTFD,
922 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
924 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
925 "stfsx $frS, $dst", LdStSTFD,
926 [(store F4RC:$frS, xaddr:$dst)]>;
927 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
928 "stfdx $frS, $dst", LdStSTFD,
929 [(store F8RC:$frS, xaddr:$dst)]>;
932 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
936 //===----------------------------------------------------------------------===//
937 // PPC32 Arithmetic Instructions.
940 let PPC970_Unit = 1 in { // FXU Operations.
941 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
942 "addi $rD, $rA, $imm", IntSimple,
943 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
944 def ADDIL : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$imm),
945 "addi $rD, $rA, $imm", IntSimple,
946 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
947 let Defs = [CARRY] in {
948 def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
949 "addic $rD, $rA, $imm", IntGeneral,
950 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
951 PPC970_DGroup_Cracked;
952 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
953 "addic. $rD, $rA, $imm", IntGeneral,
956 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
957 "addis $rD, $rA, $imm", IntSimple,
958 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
959 def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym),
960 "la $rD, $sym($rA)", IntGeneral,
961 [(set GPRC:$rD, (add GPRC:$rA,
962 (PPClo tglobaladdr:$sym, 0)))]>;
963 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
964 "mulli $rD, $rA, $imm", IntMulLI,
965 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
966 let Defs = [CARRY] in {
967 def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
968 "subfic $rD, $rA, $imm", IntGeneral,
969 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
972 let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
973 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm),
974 "li $rD, $imm", IntSimple,
975 [(set GPRC:$rD, immSExt16:$imm)]>;
976 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm),
977 "lis $rD, $imm", IntSimple,
978 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>;
982 let PPC970_Unit = 1 in { // FXU Operations.
983 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
984 "andi. $dst, $src1, $src2", IntGeneral,
985 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
987 def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
988 "andis. $dst, $src1, $src2", IntGeneral,
989 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>,
991 def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
992 "ori $dst, $src1, $src2", IntSimple,
993 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
994 def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
995 "oris $dst, $src1, $src2", IntSimple,
996 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>;
997 def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
998 "xori $dst, $src1, $src2", IntSimple,
999 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
1000 def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1001 "xoris $dst, $src1, $src2", IntSimple,
1002 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>;
1003 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntSimple,
1005 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
1006 "cmpwi $crD, $rA, $imm", IntCompare>;
1007 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1008 "cmplwi $dst, $src1, $src2", IntCompare>;
1012 let PPC970_Unit = 1 in { // FXU Operations.
1013 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1014 "nand $rA, $rS, $rB", IntSimple,
1015 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
1016 def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1017 "and $rA, $rS, $rB", IntSimple,
1018 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
1019 def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1020 "andc $rA, $rS, $rB", IntSimple,
1021 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
1022 def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1023 "or $rA, $rS, $rB", IntSimple,
1024 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
1025 def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1026 "nor $rA, $rS, $rB", IntSimple,
1027 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
1028 def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1029 "orc $rA, $rS, $rB", IntSimple,
1030 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
1031 def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1032 "eqv $rA, $rS, $rB", IntSimple,
1033 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
1034 def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1035 "xor $rA, $rS, $rB", IntSimple,
1036 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
1037 def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1038 "slw $rA, $rS, $rB", IntGeneral,
1039 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
1040 def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1041 "srw $rA, $rS, $rB", IntGeneral,
1042 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
1043 let Defs = [CARRY] in {
1044 def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1045 "sraw $rA, $rS, $rB", IntShift,
1046 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
1050 let PPC970_Unit = 1 in { // FXU Operations.
1051 let Defs = [CARRY] in {
1052 def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH),
1053 "srawi $rA, $rS, $SH", IntShift,
1054 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
1056 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
1057 "cntlzw $rA, $rS", IntGeneral,
1058 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
1059 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
1060 "extsb $rA, $rS", IntSimple,
1061 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
1062 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
1063 "extsh $rA, $rS", IntSimple,
1064 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
1066 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
1067 "cmpw $crD, $rA, $rB", IntCompare>;
1068 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
1069 "cmplw $crD, $rA, $rB", IntCompare>;
1071 let PPC970_Unit = 3 in { // FPU Operations.
1072 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
1073 // "fcmpo $crD, $fA, $fB", FPCompare>;
1074 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
1075 "fcmpu $crD, $fA, $fB", FPCompare>;
1076 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
1077 "fcmpu $crD, $fA, $fB", FPCompare>;
1079 let Uses = [RM] in {
1080 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB),
1081 "fctiwz $frD, $frB", FPGeneral,
1082 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
1083 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB),
1084 "frsp $frD, $frB", FPGeneral,
1085 [(set F4RC:$frD, (fround F8RC:$frB))]>;
1086 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB),
1087 "fsqrt $frD, $frB", FPSqrt,
1088 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
1089 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB),
1090 "fsqrts $frD, $frB", FPSqrt,
1091 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
1095 /// Note that FMR is defined as pseudo-ops on the PPC970 because they are
1096 /// often coalesced away and we don't want the dispatch group builder to think
1097 /// that they will fill slots (which could cause the load of a LSU reject to
1098 /// sneak into a d-group with a store).
1099 def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1100 "fmr $frD, $frB", FPGeneral,
1101 []>, // (set F4RC:$frD, F4RC:$frB)
1104 let PPC970_Unit = 3 in { // FPU Operations.
1105 // These are artificially split into two different forms, for 4/8 byte FP.
1106 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1107 "fabs $frD, $frB", FPGeneral,
1108 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1109 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1110 "fabs $frD, $frB", FPGeneral,
1111 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1112 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1113 "fnabs $frD, $frB", FPGeneral,
1114 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1115 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1116 "fnabs $frD, $frB", FPGeneral,
1117 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1118 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1119 "fneg $frD, $frB", FPGeneral,
1120 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1121 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1122 "fneg $frD, $frB", FPGeneral,
1123 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1127 // XL-Form instructions. condition register logical ops.
1129 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1130 "mcrf $BF, $BFA", BrMCR>,
1131 PPC970_DGroup_First, PPC970_Unit_CRU;
1133 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1134 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1135 "creqv $CRD, $CRA, $CRB", BrCR,
1138 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1139 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1140 "cror $CRD, $CRA, $CRB", BrCR,
1143 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1144 "creqv $dst, $dst, $dst", BrCR,
1147 def CRUNSET: XLForm_1_ext<19, 193, (outs CRBITRC:$dst), (ins),
1148 "crxor $dst, $dst, $dst", BrCR,
1151 let Defs = [CR1EQ], CRD = 6 in {
1152 def CR6SET : XLForm_1_ext<19, 289, (outs), (ins),
1153 "creqv 6, 6, 6", BrCR,
1156 def CR6UNSET: XLForm_1_ext<19, 193, (outs), (ins),
1157 "crxor 6, 6, 6", BrCR,
1161 // XFX-Form instructions. Instructions that deal with SPRs.
1163 let Uses = [CTR] in {
1164 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1165 "mfctr $rT", SprMFSPR>,
1166 PPC970_DGroup_First, PPC970_Unit_FXU;
1168 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1169 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1170 "mtctr $rS", SprMTSPR>,
1171 PPC970_DGroup_First, PPC970_Unit_FXU;
1174 let Defs = [LR] in {
1175 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1176 "mtlr $rS", SprMTSPR>,
1177 PPC970_DGroup_First, PPC970_Unit_FXU;
1179 let Uses = [LR] in {
1180 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1181 "mflr $rT", SprMFSPR>,
1182 PPC970_DGroup_First, PPC970_Unit_FXU;
1185 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1186 // a GPR on the PPC970. As such, copies in and out have the same performance
1187 // characteristics as an OR instruction.
1188 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1189 "mtspr 256, $rS", IntGeneral>,
1190 PPC970_DGroup_Single, PPC970_Unit_FXU;
1191 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1192 "mfspr $rT, 256", IntGeneral>,
1193 PPC970_DGroup_First, PPC970_Unit_FXU;
1195 def MTCRF : XFXForm_5<31, 144, (outs crbitm:$FXM), (ins GPRC:$rS),
1196 "mtcrf $FXM, $rS", BrMCRX>,
1197 PPC970_MicroCode, PPC970_Unit_CRU;
1199 // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters;
1200 // declaring that here gives the local register allocator problems with this:
1202 // MFCR <kill of whatever preg got assigned to vreg>
1203 // while not declaring it breaks DeadMachineInstructionElimination.
1204 // As it turns out, in all cases where we currently use this,
1205 // we're only interested in one subregister of it. Represent this in the
1206 // instruction to keep the register allocator from becoming confused.
1208 // FIXME: Make this a real Pseudo instruction when the JIT switches to MC.
1209 def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1210 "#MFCRpseud", SprMFCR>,
1211 PPC970_MicroCode, PPC970_Unit_CRU;
1213 def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins),
1214 "mfcr $rT", SprMFCR>,
1215 PPC970_MicroCode, PPC970_Unit_CRU;
1217 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1218 "mfocrf $rT, $FXM", SprMFCR>,
1219 PPC970_DGroup_First, PPC970_Unit_CRU;
1221 // Instructions to manipulate FPSCR. Only long double handling uses these.
1222 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1224 let Uses = [RM], Defs = [RM] in {
1225 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1226 "mtfsb0 $FM", IntMTFSB0,
1227 [(PPCmtfsb0 (i32 imm:$FM))]>,
1228 PPC970_DGroup_Single, PPC970_Unit_FPU;
1229 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1230 "mtfsb1 $FM", IntMTFSB0,
1231 [(PPCmtfsb1 (i32 imm:$FM))]>,
1232 PPC970_DGroup_Single, PPC970_Unit_FPU;
1233 // MTFSF does not actually produce an FP result. We pretend it copies
1234 // input reg B to the output. If we didn't do this it would look like the
1235 // instruction had no outputs (because we aren't modelling the FPSCR) and
1236 // it would be deleted.
1237 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1238 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1239 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1240 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1241 F8RC:$rT, F8RC:$FRB))]>,
1242 PPC970_DGroup_Single, PPC970_Unit_FPU;
1244 let Uses = [RM] in {
1245 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1246 "mffs $rT", IntMFFS,
1247 [(set F8RC:$rT, (PPCmffs))]>,
1248 PPC970_DGroup_Single, PPC970_Unit_FPU;
1249 def FADDrtz: AForm_2<63, 21,
1250 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1251 "fadd $FRT, $FRA, $FRB", FPAddSub,
1252 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1253 PPC970_DGroup_Single, PPC970_Unit_FPU;
1257 let PPC970_Unit = 1 in { // FXU Operations.
1259 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1261 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1262 "add $rT, $rA, $rB", IntSimple,
1263 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1264 let Defs = [CARRY] in {
1265 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1266 "addc $rT, $rA, $rB", IntGeneral,
1267 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1268 PPC970_DGroup_Cracked;
1270 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1271 "divw $rT, $rA, $rB", IntDivW,
1272 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1273 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1274 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1275 "divwu $rT, $rA, $rB", IntDivW,
1276 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1277 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1278 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1279 "mulhw $rT, $rA, $rB", IntMulHW,
1280 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1281 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1282 "mulhwu $rT, $rA, $rB", IntMulHWU,
1283 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1284 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1285 "mullw $rT, $rA, $rB", IntMulHW,
1286 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1287 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1288 "subf $rT, $rA, $rB", IntGeneral,
1289 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1290 let Defs = [CARRY] in {
1291 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1292 "subfc $rT, $rA, $rB", IntGeneral,
1293 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1294 PPC970_DGroup_Cracked;
1296 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1297 "neg $rT, $rA", IntSimple,
1298 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1299 let Uses = [CARRY], Defs = [CARRY] in {
1300 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1301 "adde $rT, $rA, $rB", IntGeneral,
1302 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1303 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1304 "addme $rT, $rA", IntGeneral,
1305 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
1306 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1307 "addze $rT, $rA", IntGeneral,
1308 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1309 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1310 "subfe $rT, $rA, $rB", IntGeneral,
1311 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1312 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1313 "subfme $rT, $rA", IntGeneral,
1314 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
1315 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1316 "subfze $rT, $rA", IntGeneral,
1317 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1321 // A-Form instructions. Most of the instructions executed in the FPU are of
1324 let PPC970_Unit = 3 in { // FPU Operations.
1325 let Uses = [RM] in {
1326 def FMADD : AForm_1<63, 29,
1327 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1328 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1330 (fma F8RC:$FRA, F8RC:$FRC, F8RC:$FRB))]>;
1331 def FMADDS : AForm_1<59, 29,
1332 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1333 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1335 (fma F4RC:$FRA, F4RC:$FRC, F4RC:$FRB))]>;
1336 def FMSUB : AForm_1<63, 28,
1337 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1338 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1340 (fma F8RC:$FRA, F8RC:$FRC, (fneg F8RC:$FRB)))]>;
1341 def FMSUBS : AForm_1<59, 28,
1342 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1343 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1345 (fma F4RC:$FRA, F4RC:$FRC, (fneg F4RC:$FRB)))]>;
1346 def FNMADD : AForm_1<63, 31,
1347 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1348 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1350 (fneg (fma F8RC:$FRA, F8RC:$FRC, F8RC:$FRB)))]>;
1351 def FNMADDS : AForm_1<59, 31,
1352 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1353 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1355 (fneg (fma F4RC:$FRA, F4RC:$FRC, F4RC:$FRB)))]>;
1356 def FNMSUB : AForm_1<63, 30,
1357 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1358 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1359 [(set F8RC:$FRT, (fneg (fma F8RC:$FRA, F8RC:$FRC,
1360 (fneg F8RC:$FRB))))]>;
1361 def FNMSUBS : AForm_1<59, 30,
1362 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1363 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1364 [(set F4RC:$FRT, (fneg (fma F4RC:$FRA, F4RC:$FRC,
1365 (fneg F4RC:$FRB))))]>;
1367 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1368 // having 4 of these, force the comparison to always be an 8-byte double (code
1369 // should use an FMRSD if the input comparison value really wants to be a float)
1370 // and 4/8 byte forms for the result and operand type..
1371 def FSELD : AForm_1<63, 23,
1372 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1373 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1374 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1375 def FSELS : AForm_1<63, 23,
1376 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1377 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1378 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1379 let Uses = [RM] in {
1380 def FADD : AForm_2<63, 21,
1381 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1382 "fadd $FRT, $FRA, $FRB", FPAddSub,
1383 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1384 def FADDS : AForm_2<59, 21,
1385 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1386 "fadds $FRT, $FRA, $FRB", FPGeneral,
1387 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1388 def FDIV : AForm_2<63, 18,
1389 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1390 "fdiv $FRT, $FRA, $FRB", FPDivD,
1391 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1392 def FDIVS : AForm_2<59, 18,
1393 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1394 "fdivs $FRT, $FRA, $FRB", FPDivS,
1395 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1396 def FMUL : AForm_3<63, 25,
1397 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1398 "fmul $FRT, $FRA, $FRB", FPFused,
1399 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
1400 def FMULS : AForm_3<59, 25,
1401 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1402 "fmuls $FRT, $FRA, $FRB", FPGeneral,
1403 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
1404 def FSUB : AForm_2<63, 20,
1405 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1406 "fsub $FRT, $FRA, $FRB", FPAddSub,
1407 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1408 def FSUBS : AForm_2<59, 20,
1409 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1410 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1411 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1415 let PPC970_Unit = 1 in { // FXU Operations.
1416 def ISEL : AForm_1<31, 15,
1417 (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB, pred:$cond),
1418 "isel $rT, $rA, $rB, $cond", IntGeneral,
1422 let PPC970_Unit = 1 in { // FXU Operations.
1423 // M-Form instructions. rotate and mask instructions.
1425 let isCommutable = 1 in {
1426 // RLWIMI can be commuted if the rotate amount is zero.
1427 def RLWIMI : MForm_2<20,
1428 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1429 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1430 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1433 def RLWINM : MForm_2<21,
1434 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1435 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1437 def RLWINMo : MForm_2<21,
1438 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1439 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1440 []>, isDOT, PPC970_DGroup_Cracked;
1441 def RLWNM : MForm_2<23,
1442 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1443 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1448 //===----------------------------------------------------------------------===//
1449 // PowerPC Instruction Patterns
1452 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1453 def : Pat<(i32 imm:$imm),
1454 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1456 // Implement the 'not' operation with the NOR instruction.
1457 def NOT : Pat<(not GPRC:$in),
1458 (NOR GPRC:$in, GPRC:$in)>;
1460 // ADD an arbitrary immediate.
1461 def : Pat<(add GPRC:$in, imm:$imm),
1462 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1463 // OR an arbitrary immediate.
1464 def : Pat<(or GPRC:$in, imm:$imm),
1465 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1466 // XOR an arbitrary immediate.
1467 def : Pat<(xor GPRC:$in, imm:$imm),
1468 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1470 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1471 (SUBFIC GPRC:$in, imm:$imm)>;
1474 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1475 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1476 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1477 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1480 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1481 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1482 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1483 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1486 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1487 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1490 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1491 (BL_Darwin tglobaladdr:$dst)>;
1492 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1493 (BL_Darwin texternalsym:$dst)>;
1494 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1495 (BL_SVR4 tglobaladdr:$dst)>;
1496 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1497 (BL_SVR4 texternalsym:$dst)>;
1500 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1501 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1503 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1504 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1506 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1507 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1511 // Hi and Lo for Darwin Global Addresses.
1512 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1513 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1514 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1515 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1516 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1517 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1518 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
1519 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
1520 def : Pat<(PPChi tglobaltlsaddr:$g, GPRC:$in),
1521 (ADDIS GPRC:$in, tglobaltlsaddr:$g)>;
1522 def : Pat<(PPClo tglobaltlsaddr:$g, GPRC:$in),
1523 (ADDIL GPRC:$in, tglobaltlsaddr:$g)>;
1524 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1525 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1526 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1527 (ADDIS GPRC:$in, tconstpool:$g)>;
1528 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1529 (ADDIS GPRC:$in, tjumptable:$g)>;
1530 def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)),
1531 (ADDIS GPRC:$in, tblockaddress:$g)>;
1533 // Standard shifts. These are represented separately from the real shifts above
1534 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1536 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1537 (SRAW GPRC:$rS, GPRC:$rB)>;
1538 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1539 (SRW GPRC:$rS, GPRC:$rB)>;
1540 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1541 (SLW GPRC:$rS, GPRC:$rB)>;
1543 def : Pat<(zextloadi1 iaddr:$src),
1545 def : Pat<(zextloadi1 xaddr:$src),
1547 def : Pat<(extloadi1 iaddr:$src),
1549 def : Pat<(extloadi1 xaddr:$src),
1551 def : Pat<(extloadi8 iaddr:$src),
1553 def : Pat<(extloadi8 xaddr:$src),
1555 def : Pat<(extloadi16 iaddr:$src),
1557 def : Pat<(extloadi16 xaddr:$src),
1559 def : Pat<(f64 (extloadf32 iaddr:$src)),
1560 (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>;
1561 def : Pat<(f64 (extloadf32 xaddr:$src)),
1562 (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>;
1564 def : Pat<(f64 (fextend F4RC:$src)),
1565 (COPY_TO_REGCLASS F4RC:$src, F8RC)>;
1568 def : Pat<(membarrier (i32 imm /*ll*/),
1572 (i32 imm /*device*/)),
1575 def : Pat<(atomic_fence (imm), (imm)), (SYNC)>;
1577 include "PPCInstrAltivec.td"
1578 include "PPCInstr64Bit.td"