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, 3, [
39 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>, SDTCisVT<3, OtherVT>
41 def SDT_PPCstbrx : SDTypeProfile<0, 4, [
42 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>, SDTCisVT<3, 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 //===----------------------------------------------------------------------===//
57 // PowerPC specific DAG Nodes.
60 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
61 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
62 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
63 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx,
64 [SDNPHasChain, SDNPMayStore]>;
66 // This sequence is used for long double->int conversions. It changes the
67 // bits in the FPSCR which is not modelled.
68 def PPCmffs : SDNode<"PPCISD::MFFS", SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>,
70 def PPCmtfsb0 : SDNode<"PPCISD::MTFSB0", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
71 [SDNPInFlag, SDNPOutFlag]>;
72 def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
73 [SDNPInFlag, SDNPOutFlag]>;
74 def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp,
75 [SDNPInFlag, SDNPOutFlag]>;
76 def PPCmtfsf : SDNode<"PPCISD::MTFSF", SDTypeProfile<1, 3,
77 [SDTCisVT<0, f64>, SDTCisInt<1>, SDTCisVT<2, f64>,
81 def PPCfsel : SDNode<"PPCISD::FSEL",
82 // Type constraint for fsel.
83 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
84 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
86 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
87 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
88 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
89 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
91 def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
93 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
94 // amounts. These nodes are generated by the multi-precision shift code.
95 def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>;
96 def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>;
97 def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>;
99 def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>;
100 def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore,
101 [SDNPHasChain, SDNPMayStore]>;
103 // These are target-independent nodes, but have target-specific formats.
104 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart,
105 [SDNPHasChain, SDNPOutFlag]>;
106 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
107 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
109 def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
110 def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall,
111 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
112 def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall,
113 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
114 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
115 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
116 def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone,
117 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
119 def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone,
120 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
122 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
123 [SDNPHasChain, SDNPOptInFlag]>;
125 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
126 [SDNPHasChain, SDNPOptInFlag]>;
128 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
129 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutFlag]>;
131 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
132 [SDNPHasChain, SDNPOptInFlag]>;
134 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
135 [SDNPHasChain, SDNPMayLoad]>;
136 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
137 [SDNPHasChain, SDNPMayStore]>;
139 // Instructions to support atomic operations
140 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
141 [SDNPHasChain, SDNPMayLoad]>;
142 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
143 [SDNPHasChain, SDNPMayStore]>;
145 // Instructions to support dynamic alloca.
146 def SDTDynOp : SDTypeProfile<1, 2, []>;
147 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
149 //===----------------------------------------------------------------------===//
150 // PowerPC specific transformation functions and pattern fragments.
153 def SHL32 : SDNodeXForm<imm, [{
154 // Transformation function: 31 - imm
155 return getI32Imm(31 - N->getZExtValue());
158 def SRL32 : SDNodeXForm<imm, [{
159 // Transformation function: 32 - imm
160 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
163 def LO16 : SDNodeXForm<imm, [{
164 // Transformation function: get the low 16 bits.
165 return getI32Imm((unsigned short)N->getZExtValue());
168 def HI16 : SDNodeXForm<imm, [{
169 // Transformation function: shift the immediate value down into the low bits.
170 return getI32Imm((unsigned)N->getZExtValue() >> 16);
173 def HA16 : SDNodeXForm<imm, [{
174 // Transformation function: shift the immediate value down into the low bits.
175 signed int Val = N->getZExtValue();
176 return getI32Imm((Val - (signed short)Val) >> 16);
178 def MB : SDNodeXForm<imm, [{
179 // Transformation function: get the start bit of a mask
181 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
182 return getI32Imm(mb);
185 def ME : SDNodeXForm<imm, [{
186 // Transformation function: get the end bit of a mask
188 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
189 return getI32Imm(me);
191 def maskimm32 : PatLeaf<(imm), [{
192 // maskImm predicate - True if immediate is a run of ones.
194 if (N->getValueType(0) == MVT::i32)
195 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
200 def immSExt16 : PatLeaf<(imm), [{
201 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
202 // field. Used by instructions like 'addi'.
203 if (N->getValueType(0) == MVT::i32)
204 return (int32_t)N->getZExtValue() == (short)N->getZExtValue();
206 return (int64_t)N->getZExtValue() == (short)N->getZExtValue();
208 def immZExt16 : PatLeaf<(imm), [{
209 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
210 // field. Used by instructions like 'ori'.
211 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
214 // imm16Shifted* - These match immediates where the low 16-bits are zero. There
215 // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
216 // identical in 32-bit mode, but in 64-bit mode, they return true if the
217 // immediate fits into a sign/zero extended 32-bit immediate (with the low bits
219 def imm16ShiftedZExt : PatLeaf<(imm), [{
220 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
221 // immediate are set. Used by instructions like 'xoris'.
222 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
225 def imm16ShiftedSExt : PatLeaf<(imm), [{
226 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
227 // immediate are set. Used by instructions like 'addis'. Identical to
228 // imm16ShiftedZExt in 32-bit mode.
229 if (N->getZExtValue() & 0xFFFF) return false;
230 if (N->getValueType(0) == MVT::i32)
232 // For 64-bit, make sure it is sext right.
233 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
237 //===----------------------------------------------------------------------===//
238 // PowerPC Flag Definitions.
240 class isPPC64 { bit PPC64 = 1; }
242 list<Register> Defs = [CR0];
246 class RegConstraint<string C> {
247 string Constraints = C;
249 class NoEncode<string E> {
250 string DisableEncoding = E;
254 //===----------------------------------------------------------------------===//
255 // PowerPC Operand Definitions.
257 def s5imm : Operand<i32> {
258 let PrintMethod = "printS5ImmOperand";
260 def u5imm : Operand<i32> {
261 let PrintMethod = "printU5ImmOperand";
263 def u6imm : Operand<i32> {
264 let PrintMethod = "printU6ImmOperand";
266 def s16imm : Operand<i32> {
267 let PrintMethod = "printS16ImmOperand";
269 def u16imm : Operand<i32> {
270 let PrintMethod = "printU16ImmOperand";
272 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
273 let PrintMethod = "printS16X4ImmOperand";
275 def target : Operand<OtherVT> {
276 let PrintMethod = "printBranchOperand";
278 def calltarget : Operand<iPTR> {
279 let PrintMethod = "printCallOperand";
281 def aaddr : Operand<iPTR> {
282 let PrintMethod = "printAbsAddrOperand";
284 def piclabel: Operand<iPTR> {
285 let PrintMethod = "printPICLabel";
287 def symbolHi: Operand<i32> {
288 let PrintMethod = "printSymbolHi";
290 def symbolLo: Operand<i32> {
291 let PrintMethod = "printSymbolLo";
293 def crbitm: Operand<i8> {
294 let PrintMethod = "printcrbitm";
297 def memri : Operand<iPTR> {
298 let PrintMethod = "printMemRegImm";
299 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
301 def memrr : Operand<iPTR> {
302 let PrintMethod = "printMemRegReg";
303 let MIOperandInfo = (ops ptr_rc, ptr_rc);
305 def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits.
306 let PrintMethod = "printMemRegImmShifted";
307 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
310 // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg
311 // that doesn't matter.
312 def pred : PredicateOperand<OtherVT, (ops imm, CRRC),
313 (ops (i32 20), (i32 zero_reg))> {
314 let PrintMethod = "printPredicateOperand";
317 // Define PowerPC specific addressing mode.
318 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
319 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
320 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
321 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std"
323 /// This is just the offset part of iaddr, used for preinc.
324 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
326 //===----------------------------------------------------------------------===//
327 // PowerPC Instruction Predicate Definitions.
328 def FPContractions : Predicate<"!NoExcessFPPrecision">;
329 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
330 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
333 //===----------------------------------------------------------------------===//
334 // PowerPC Instruction Definitions.
336 // Pseudo-instructions:
338 let hasCtrlDep = 1 in {
339 let Defs = [R1], Uses = [R1] in {
340 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt),
341 "${:comment} ADJCALLSTACKDOWN",
342 [(callseq_start timm:$amt)]>;
343 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2),
344 "${:comment} ADJCALLSTACKUP",
345 [(callseq_end timm:$amt1, timm:$amt2)]>;
348 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
349 "UPDATE_VRSAVE $rD, $rS", []>;
352 let Defs = [R1], Uses = [R1] in
353 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi),
354 "${:comment} DYNALLOC $result, $negsize, $fpsi",
356 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
358 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
359 // scheduler into a branch sequence.
360 let usesCustomDAGSchedInserter = 1, // Expanded by the scheduler.
361 PPC970_Single = 1 in {
362 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
363 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
365 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
366 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
368 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
369 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
371 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
372 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
374 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
375 i32imm:$BROPC), "${:comment} SELECT_CC PSEUDO!",
379 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
380 // scavenge a register for it.
381 def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F),
382 "${:comment} SPILL_CR $cond $F", []>;
384 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
385 let isReturn = 1, Uses = [LR, RM] in
386 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
387 "b${p:cc}lr ${p:reg}", BrB,
389 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
390 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
394 def MovePCtoLR : Pseudo<(outs), (ins piclabel:$label), "bl $label", []>,
397 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
398 let isBarrier = 1 in {
399 def B : IForm<18, 0, 0, (outs), (ins target:$dst),
404 // BCC represents an arbitrary conditional branch on a predicate.
405 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
406 // a two-value operand where a dag node expects two operands. :(
407 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, target:$dst),
408 "b${cond:cc} ${cond:reg}, $dst"
409 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>;
413 let isCall = 1, PPC970_Unit = 7,
414 // All calls clobber the non-callee saved registers...
415 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
416 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
417 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
420 CR0LT,CR0GT,CR0EQ,CR0UN,CR1LT,CR1GT,CR1EQ,CR1UN,CR5LT,CR5GT,CR5EQ,
421 CR5UN,CR6LT,CR6GT,CR6EQ,CR6UN,CR7LT,CR7GT,CR7EQ,CR7UN] in {
422 // Convenient aliases for call instructions
424 def BL_Darwin : IForm<18, 0, 1,
425 (outs), (ins calltarget:$func, variable_ops),
426 "bl $func", BrB, []>; // See Pat patterns below.
427 def BLA_Darwin : IForm<18, 1, 1,
428 (outs), (ins aaddr:$func, variable_ops),
429 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>;
431 let Uses = [CTR, RM] in {
432 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
433 (outs), (ins variable_ops),
435 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
440 let isCall = 1, PPC970_Unit = 7,
441 // All calls clobber the non-callee saved registers...
442 Defs = [R0,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
443 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
444 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
447 CR0LT,CR0GT,CR0EQ,CR0UN,CR1LT,CR1GT,CR1EQ,CR1UN,CR5LT,CR5GT,CR5EQ,
448 CR5UN,CR6LT,CR6GT,CR6EQ,CR6UN,CR7LT,CR7GT,CR7EQ,CR7UN] in {
449 // Convenient aliases for call instructions
451 def BL_SVR4 : IForm<18, 0, 1,
452 (outs), (ins calltarget:$func, variable_ops),
453 "bl $func", BrB, []>; // See Pat patterns below.
454 def BLA_SVR4 : IForm<18, 1, 1,
455 (outs), (ins aaddr:$func, variable_ops),
457 [(PPCcall_SVR4 (i32 imm:$func))]>;
459 let Uses = [CTR, RM] in {
460 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
461 (outs), (ins variable_ops),
463 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
468 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
469 def TCRETURNdi :Pseudo< (outs),
470 (ins calltarget:$dst, i32imm:$offset, variable_ops),
471 "#TC_RETURNd $dst $offset",
475 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
476 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops),
477 "#TC_RETURNa $func $offset",
478 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
480 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
481 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops),
482 "#TC_RETURNr $dst $offset",
486 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
487 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
488 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
489 Requires<[In32BitMode]>;
493 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
494 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
495 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
500 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
501 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
502 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
507 // DCB* instructions.
508 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
509 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
510 PPC970_DGroup_Single;
511 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
512 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
513 PPC970_DGroup_Single;
514 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
515 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
516 PPC970_DGroup_Single;
517 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
518 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
519 PPC970_DGroup_Single;
520 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
521 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
522 PPC970_DGroup_Single;
523 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
524 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
525 PPC970_DGroup_Single;
526 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
527 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
528 PPC970_DGroup_Single;
529 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
530 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
531 PPC970_DGroup_Single;
534 let usesCustomDAGSchedInserter = 1 in {
535 let Uses = [CR0] in {
536 def ATOMIC_LOAD_ADD_I8 : Pseudo<
537 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
538 "${:comment} ATOMIC_LOAD_ADD_I8 PSEUDO!",
539 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>;
540 def ATOMIC_LOAD_SUB_I8 : Pseudo<
541 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
542 "${:comment} ATOMIC_LOAD_SUB_I8 PSEUDO!",
543 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>;
544 def ATOMIC_LOAD_AND_I8 : Pseudo<
545 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
546 "${:comment} ATOMIC_LOAD_AND_I8 PSEUDO!",
547 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>;
548 def ATOMIC_LOAD_OR_I8 : Pseudo<
549 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
550 "${:comment} ATOMIC_LOAD_OR_I8 PSEUDO!",
551 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>;
552 def ATOMIC_LOAD_XOR_I8 : Pseudo<
553 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
554 "${:comment} ATOMIC_LOAD_XOR_I8 PSEUDO!",
555 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>;
556 def ATOMIC_LOAD_NAND_I8 : Pseudo<
557 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
558 "${:comment} ATOMIC_LOAD_NAND_I8 PSEUDO!",
559 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>;
560 def ATOMIC_LOAD_ADD_I16 : Pseudo<
561 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
562 "${:comment} ATOMIC_LOAD_ADD_I16 PSEUDO!",
563 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>;
564 def ATOMIC_LOAD_SUB_I16 : Pseudo<
565 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
566 "${:comment} ATOMIC_LOAD_SUB_I16 PSEUDO!",
567 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>;
568 def ATOMIC_LOAD_AND_I16 : Pseudo<
569 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
570 "${:comment} ATOMIC_LOAD_AND_I16 PSEUDO!",
571 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>;
572 def ATOMIC_LOAD_OR_I16 : Pseudo<
573 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
574 "${:comment} ATOMIC_LOAD_OR_I16 PSEUDO!",
575 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>;
576 def ATOMIC_LOAD_XOR_I16 : Pseudo<
577 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
578 "${:comment} ATOMIC_LOAD_XOR_I16 PSEUDO!",
579 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>;
580 def ATOMIC_LOAD_NAND_I16 : Pseudo<
581 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
582 "${:comment} ATOMIC_LOAD_NAND_I16 PSEUDO!",
583 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>;
584 def ATOMIC_LOAD_ADD_I32 : Pseudo<
585 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
586 "${:comment} ATOMIC_LOAD_ADD_I32 PSEUDO!",
587 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>;
588 def ATOMIC_LOAD_SUB_I32 : Pseudo<
589 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
590 "${:comment} ATOMIC_LOAD_SUB_I32 PSEUDO!",
591 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>;
592 def ATOMIC_LOAD_AND_I32 : Pseudo<
593 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
594 "${:comment} ATOMIC_LOAD_AND_I32 PSEUDO!",
595 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>;
596 def ATOMIC_LOAD_OR_I32 : Pseudo<
597 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
598 "${:comment} ATOMIC_LOAD_OR_I32 PSEUDO!",
599 [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>;
600 def ATOMIC_LOAD_XOR_I32 : Pseudo<
601 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
602 "${:comment} ATOMIC_LOAD_XOR_I32 PSEUDO!",
603 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>;
604 def ATOMIC_LOAD_NAND_I32 : Pseudo<
605 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr),
606 "${:comment} ATOMIC_LOAD_NAND_I32 PSEUDO!",
607 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>;
609 def ATOMIC_CMP_SWAP_I8 : Pseudo<
610 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
611 "${:comment} ATOMIC_CMP_SWAP_I8 PSEUDO!",
613 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
614 def ATOMIC_CMP_SWAP_I16 : Pseudo<
615 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
616 "${:comment} ATOMIC_CMP_SWAP_I16 PSEUDO!",
618 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
619 def ATOMIC_CMP_SWAP_I32 : Pseudo<
620 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new),
621 "${:comment} ATOMIC_CMP_SWAP_I32 PSEUDO!",
623 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
625 def ATOMIC_SWAP_I8 : Pseudo<
626 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
627 "${:comment} ATOMIC_SWAP_I8 PSEUDO!",
628 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>;
629 def ATOMIC_SWAP_I16 : Pseudo<
630 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
631 "${:comment} ATOMIC_SWAP_I16 PSEUDO!",
632 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>;
633 def ATOMIC_SWAP_I32 : Pseudo<
634 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new),
635 "${:comment} ATOMIC_SWAP_I32 PSEUDO!",
636 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>;
640 // Instructions to support atomic operations
641 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
642 "lwarx $rD, $src", LdStLWARX,
643 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
646 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
647 "stwcx. $rS, $dst", LdStSTWCX,
648 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
651 let isBarrier = 1, hasCtrlDep = 1 in
652 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStGeneral, [(trap)]>;
654 //===----------------------------------------------------------------------===//
655 // PPC32 Load Instructions.
658 // Unindexed (r+i) Loads.
659 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
660 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
661 "lbz $rD, $src", LdStGeneral,
662 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
663 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
664 "lha $rD, $src", LdStLHA,
665 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
666 PPC970_DGroup_Cracked;
667 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
668 "lhz $rD, $src", LdStGeneral,
669 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
670 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
671 "lwz $rD, $src", LdStGeneral,
672 [(set GPRC:$rD, (load iaddr:$src))]>;
674 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
675 "lfs $rD, $src", LdStLFDU,
676 [(set F4RC:$rD, (load iaddr:$src))]>;
677 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
678 "lfd $rD, $src", LdStLFD,
679 [(set F8RC:$rD, (load iaddr:$src))]>;
682 // Unindexed (r+i) Loads with Update (preinc).
684 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
685 "lbzu $rD, $addr", LdStGeneral,
686 []>, RegConstraint<"$addr.reg = $ea_result">,
687 NoEncode<"$ea_result">;
689 def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
690 "lhau $rD, $addr", LdStGeneral,
691 []>, RegConstraint<"$addr.reg = $ea_result">,
692 NoEncode<"$ea_result">;
694 def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
695 "lhzu $rD, $addr", LdStGeneral,
696 []>, RegConstraint<"$addr.reg = $ea_result">,
697 NoEncode<"$ea_result">;
699 def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
700 "lwzu $rD, $addr", LdStGeneral,
701 []>, RegConstraint<"$addr.reg = $ea_result">,
702 NoEncode<"$ea_result">;
704 def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
705 "lfs $rD, $addr", LdStLFDU,
706 []>, RegConstraint<"$addr.reg = $ea_result">,
707 NoEncode<"$ea_result">;
709 def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
710 "lfd $rD, $addr", LdStLFD,
711 []>, RegConstraint<"$addr.reg = $ea_result">,
712 NoEncode<"$ea_result">;
716 // Indexed (r+r) Loads.
718 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
719 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
720 "lbzx $rD, $src", LdStGeneral,
721 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
722 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
723 "lhax $rD, $src", LdStLHA,
724 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
725 PPC970_DGroup_Cracked;
726 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
727 "lhzx $rD, $src", LdStGeneral,
728 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
729 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
730 "lwzx $rD, $src", LdStGeneral,
731 [(set GPRC:$rD, (load xaddr:$src))]>;
734 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
735 "lhbrx $rD, $src", LdStGeneral,
736 [(set GPRC:$rD, (PPClbrx xoaddr:$src, srcvalue:$sv, i16))]>;
737 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
738 "lwbrx $rD, $src", LdStGeneral,
739 [(set GPRC:$rD, (PPClbrx xoaddr:$src, srcvalue:$sv, i32))]>;
741 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
742 "lfsx $frD, $src", LdStLFDU,
743 [(set F4RC:$frD, (load xaddr:$src))]>;
744 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
745 "lfdx $frD, $src", LdStLFDU,
746 [(set F8RC:$frD, (load xaddr:$src))]>;
749 //===----------------------------------------------------------------------===//
750 // PPC32 Store Instructions.
753 // Unindexed (r+i) Stores.
754 let PPC970_Unit = 2 in {
755 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
756 "stb $rS, $src", LdStGeneral,
757 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
758 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
759 "sth $rS, $src", LdStGeneral,
760 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
761 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
762 "stw $rS, $src", LdStGeneral,
763 [(store GPRC:$rS, iaddr:$src)]>;
764 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
765 "stfs $rS, $dst", LdStUX,
766 [(store F4RC:$rS, iaddr:$dst)]>;
767 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
768 "stfd $rS, $dst", LdStUX,
769 [(store F8RC:$rS, iaddr:$dst)]>;
772 // Unindexed (r+i) Stores with Update (preinc).
773 let PPC970_Unit = 2 in {
774 def STBU : DForm_1<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
775 symbolLo:$ptroff, ptr_rc:$ptrreg),
776 "stbu $rS, $ptroff($ptrreg)", LdStGeneral,
777 [(set ptr_rc:$ea_res,
778 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg,
779 iaddroff:$ptroff))]>,
780 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
781 def STHU : DForm_1<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
782 symbolLo:$ptroff, ptr_rc:$ptrreg),
783 "sthu $rS, $ptroff($ptrreg)", LdStGeneral,
784 [(set ptr_rc:$ea_res,
785 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg,
786 iaddroff:$ptroff))]>,
787 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
788 def STWU : DForm_1<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
789 symbolLo:$ptroff, ptr_rc:$ptrreg),
790 "stwu $rS, $ptroff($ptrreg)", LdStGeneral,
791 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg,
792 iaddroff:$ptroff))]>,
793 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
794 def STFSU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS,
795 symbolLo:$ptroff, ptr_rc:$ptrreg),
796 "stfsu $rS, $ptroff($ptrreg)", LdStGeneral,
797 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg,
798 iaddroff:$ptroff))]>,
799 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
800 def STFDU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS,
801 symbolLo:$ptroff, ptr_rc:$ptrreg),
802 "stfdu $rS, $ptroff($ptrreg)", LdStGeneral,
803 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg,
804 iaddroff:$ptroff))]>,
805 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
809 // Indexed (r+r) Stores.
811 let PPC970_Unit = 2 in {
812 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
813 "stbx $rS, $dst", LdStGeneral,
814 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
815 PPC970_DGroup_Cracked;
816 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
817 "sthx $rS, $dst", LdStGeneral,
818 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
819 PPC970_DGroup_Cracked;
820 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
821 "stwx $rS, $dst", LdStGeneral,
822 [(store GPRC:$rS, xaddr:$dst)]>,
823 PPC970_DGroup_Cracked;
825 let mayStore = 1 in {
826 def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB),
827 "stwux $rS, $rA, $rB", LdStGeneral,
830 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
831 "sthbrx $rS, $dst", LdStGeneral,
832 [(PPCstbrx GPRC:$rS, xoaddr:$dst, srcvalue:$dummy, i16)]>,
833 PPC970_DGroup_Cracked;
834 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
835 "stwbrx $rS, $dst", LdStGeneral,
836 [(PPCstbrx GPRC:$rS, xoaddr:$dst, srcvalue:$dummy, i32)]>,
837 PPC970_DGroup_Cracked;
839 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
840 "stfiwx $frS, $dst", LdStUX,
841 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
843 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
844 "stfsx $frS, $dst", LdStUX,
845 [(store F4RC:$frS, xaddr:$dst)]>;
846 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
847 "stfdx $frS, $dst", LdStUX,
848 [(store F8RC:$frS, xaddr:$dst)]>;
852 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
856 //===----------------------------------------------------------------------===//
857 // PPC32 Arithmetic Instructions.
860 let PPC970_Unit = 1 in { // FXU Operations.
861 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
862 "addi $rD, $rA, $imm", IntGeneral,
863 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
864 def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
865 "addic $rD, $rA, $imm", IntGeneral,
866 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
867 PPC970_DGroup_Cracked;
868 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
869 "addic. $rD, $rA, $imm", IntGeneral,
871 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
872 "addis $rD, $rA, $imm", IntGeneral,
873 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
874 def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym),
875 "la $rD, $sym($rA)", IntGeneral,
876 [(set GPRC:$rD, (add GPRC:$rA,
877 (PPClo tglobaladdr:$sym, 0)))]>;
878 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
879 "mulli $rD, $rA, $imm", IntMulLI,
880 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
881 def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
882 "subfic $rD, $rA, $imm", IntGeneral,
883 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
885 let isReMaterializable = 1 in {
886 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm),
887 "li $rD, $imm", IntGeneral,
888 [(set GPRC:$rD, immSExt16:$imm)]>;
889 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm),
890 "lis $rD, $imm", IntGeneral,
891 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>;
895 let PPC970_Unit = 1 in { // FXU Operations.
896 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
897 "andi. $dst, $src1, $src2", IntGeneral,
898 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
900 def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
901 "andis. $dst, $src1, $src2", IntGeneral,
902 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>,
904 def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
905 "ori $dst, $src1, $src2", IntGeneral,
906 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
907 def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
908 "oris $dst, $src1, $src2", IntGeneral,
909 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>;
910 def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
911 "xori $dst, $src1, $src2", IntGeneral,
912 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
913 def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
914 "xoris $dst, $src1, $src2", IntGeneral,
915 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>;
916 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral,
918 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
919 "cmpwi $crD, $rA, $imm", IntCompare>;
920 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
921 "cmplwi $dst, $src1, $src2", IntCompare>;
925 let PPC970_Unit = 1 in { // FXU Operations.
926 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
927 "nand $rA, $rS, $rB", IntGeneral,
928 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
929 def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
930 "and $rA, $rS, $rB", IntGeneral,
931 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
932 def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
933 "andc $rA, $rS, $rB", IntGeneral,
934 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
935 def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
936 "or $rA, $rS, $rB", IntGeneral,
937 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
938 def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
939 "nor $rA, $rS, $rB", IntGeneral,
940 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
941 def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
942 "orc $rA, $rS, $rB", IntGeneral,
943 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
944 def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
945 "eqv $rA, $rS, $rB", IntGeneral,
946 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
947 def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
948 "xor $rA, $rS, $rB", IntGeneral,
949 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
950 def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
951 "slw $rA, $rS, $rB", IntGeneral,
952 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
953 def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
954 "srw $rA, $rS, $rB", IntGeneral,
955 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
956 def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
957 "sraw $rA, $rS, $rB", IntShift,
958 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
961 let PPC970_Unit = 1 in { // FXU Operations.
962 def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH),
963 "srawi $rA, $rS, $SH", IntShift,
964 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
965 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
966 "cntlzw $rA, $rS", IntGeneral,
967 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
968 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
969 "extsb $rA, $rS", IntGeneral,
970 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
971 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
972 "extsh $rA, $rS", IntGeneral,
973 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
975 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
976 "cmpw $crD, $rA, $rB", IntCompare>;
977 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
978 "cmplw $crD, $rA, $rB", IntCompare>;
980 let PPC970_Unit = 3 in { // FPU Operations.
981 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
982 // "fcmpo $crD, $fA, $fB", FPCompare>;
983 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
984 "fcmpu $crD, $fA, $fB", FPCompare>;
985 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
986 "fcmpu $crD, $fA, $fB", FPCompare>;
989 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB),
990 "fctiwz $frD, $frB", FPGeneral,
991 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
992 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB),
993 "frsp $frD, $frB", FPGeneral,
994 [(set F4RC:$frD, (fround F8RC:$frB))]>;
995 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB),
996 "fsqrt $frD, $frB", FPSqrt,
997 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
998 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB),
999 "fsqrts $frD, $frB", FPSqrt,
1000 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
1004 /// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
1006 /// Note that these are defined as pseudo-ops on the PPC970 because they are
1007 /// often coalesced away and we don't want the dispatch group builder to think
1008 /// that they will fill slots (which could cause the load of a LSU reject to
1009 /// sneak into a d-group with a store).
1010 def FMRS : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1011 "fmr $frD, $frB", FPGeneral,
1012 []>, // (set F4RC:$frD, F4RC:$frB)
1014 def FMRD : XForm_26<63, 72, (outs F8RC:$frD), (ins F8RC:$frB),
1015 "fmr $frD, $frB", FPGeneral,
1016 []>, // (set F8RC:$frD, F8RC:$frB)
1018 def FMRSD : XForm_26<63, 72, (outs F8RC:$frD), (ins F4RC:$frB),
1019 "fmr $frD, $frB", FPGeneral,
1020 [(set F8RC:$frD, (fextend F4RC:$frB))]>,
1023 let PPC970_Unit = 3 in { // FPU Operations.
1024 // These are artificially split into two different forms, for 4/8 byte FP.
1025 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1026 "fabs $frD, $frB", FPGeneral,
1027 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1028 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1029 "fabs $frD, $frB", FPGeneral,
1030 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1031 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1032 "fnabs $frD, $frB", FPGeneral,
1033 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1034 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1035 "fnabs $frD, $frB", FPGeneral,
1036 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1037 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1038 "fneg $frD, $frB", FPGeneral,
1039 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1040 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1041 "fneg $frD, $frB", FPGeneral,
1042 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1046 // XL-Form instructions. condition register logical ops.
1048 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1049 "mcrf $BF, $BFA", BrMCR>,
1050 PPC970_DGroup_First, PPC970_Unit_CRU;
1052 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1053 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1054 "creqv $CRD, $CRA, $CRB", BrCR,
1057 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1058 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1059 "cror $CRD, $CRA, $CRB", BrCR,
1062 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1063 "creqv $dst, $dst, $dst", BrCR,
1066 // XFX-Form instructions. Instructions that deal with SPRs.
1068 let Uses = [CTR] in {
1069 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1070 "mfctr $rT", SprMFSPR>,
1071 PPC970_DGroup_First, PPC970_Unit_FXU;
1073 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1074 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1075 "mtctr $rS", SprMTSPR>,
1076 PPC970_DGroup_First, PPC970_Unit_FXU;
1079 let Defs = [LR] in {
1080 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1081 "mtlr $rS", SprMTSPR>,
1082 PPC970_DGroup_First, PPC970_Unit_FXU;
1084 let Uses = [LR] in {
1085 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1086 "mflr $rT", SprMFSPR>,
1087 PPC970_DGroup_First, PPC970_Unit_FXU;
1090 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1091 // a GPR on the PPC970. As such, copies in and out have the same performance
1092 // characteristics as an OR instruction.
1093 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1094 "mtspr 256, $rS", IntGeneral>,
1095 PPC970_DGroup_Single, PPC970_Unit_FXU;
1096 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1097 "mfspr $rT, 256", IntGeneral>,
1098 PPC970_DGroup_First, PPC970_Unit_FXU;
1100 def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS),
1101 "mtcrf $FXM, $rS", BrMCRX>,
1102 PPC970_MicroCode, PPC970_Unit_CRU;
1103 // FIXME: this Uses all the CR registers. Marking it as such is
1104 // necessary for DeadMachineInstructionElim to do the right thing.
1105 // However, marking it also exposes PR 2964, and causes crashes in
1106 // the Local RA because it doesn't like this sequence:
1108 // MFCR <kill of whatever preg got assigned to vreg>
1109 // For now DeadMachineInstructionElim is turned off, so don't do the marking.
1110 def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins), "mfcr $rT", SprMFCR>,
1111 PPC970_MicroCode, PPC970_Unit_CRU;
1112 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1113 "mfcr $rT, $FXM", SprMFCR>,
1114 PPC970_DGroup_First, PPC970_Unit_CRU;
1116 // Instructions to manipulate FPSCR. Only long double handling uses these.
1117 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1119 let Uses = [RM], Defs = [RM] in {
1120 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1121 "mtfsb0 $FM", IntMTFSB0,
1122 [(PPCmtfsb0 (i32 imm:$FM))]>,
1123 PPC970_DGroup_Single, PPC970_Unit_FPU;
1124 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1125 "mtfsb1 $FM", IntMTFSB0,
1126 [(PPCmtfsb1 (i32 imm:$FM))]>,
1127 PPC970_DGroup_Single, PPC970_Unit_FPU;
1128 // MTFSF does not actually produce an FP result. We pretend it copies
1129 // input reg B to the output. If we didn't do this it would look like the
1130 // instruction had no outputs (because we aren't modelling the FPSCR) and
1131 // it would be deleted.
1132 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1133 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1134 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1135 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1136 F8RC:$rT, F8RC:$FRB))]>,
1137 PPC970_DGroup_Single, PPC970_Unit_FPU;
1139 let Uses = [RM] in {
1140 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1141 "mffs $rT", IntMFFS,
1142 [(set F8RC:$rT, (PPCmffs))]>,
1143 PPC970_DGroup_Single, PPC970_Unit_FPU;
1144 def FADDrtz: AForm_2<63, 21,
1145 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1146 "fadd $FRT, $FRA, $FRB", FPGeneral,
1147 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1148 PPC970_DGroup_Single, PPC970_Unit_FPU;
1152 let PPC970_Unit = 1 in { // FXU Operations.
1154 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1156 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1157 "add $rT, $rA, $rB", IntGeneral,
1158 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1159 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1160 "addc $rT, $rA, $rB", IntGeneral,
1161 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1162 PPC970_DGroup_Cracked;
1163 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1164 "adde $rT, $rA, $rB", IntGeneral,
1165 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1166 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1167 "divw $rT, $rA, $rB", IntDivW,
1168 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1169 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1170 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1171 "divwu $rT, $rA, $rB", IntDivW,
1172 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1173 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1174 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1175 "mulhw $rT, $rA, $rB", IntMulHW,
1176 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1177 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1178 "mulhwu $rT, $rA, $rB", IntMulHWU,
1179 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1180 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1181 "mullw $rT, $rA, $rB", IntMulHW,
1182 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1183 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1184 "subf $rT, $rA, $rB", IntGeneral,
1185 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1186 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1187 "subfc $rT, $rA, $rB", IntGeneral,
1188 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1189 PPC970_DGroup_Cracked;
1190 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1191 "subfe $rT, $rA, $rB", IntGeneral,
1192 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1193 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1194 "addme $rT, $rA", IntGeneral,
1195 [(set GPRC:$rT, (adde GPRC:$rA, immAllOnes))]>;
1196 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1197 "addze $rT, $rA", IntGeneral,
1198 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1199 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1200 "neg $rT, $rA", IntGeneral,
1201 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1202 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1203 "subfme $rT, $rA", IntGeneral,
1204 [(set GPRC:$rT, (sube immAllOnes, GPRC:$rA))]>;
1205 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1206 "subfze $rT, $rA", IntGeneral,
1207 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1210 // A-Form instructions. Most of the instructions executed in the FPU are of
1213 let PPC970_Unit = 3 in { // FPU Operations.
1214 let Uses = [RM] in {
1215 def FMADD : AForm_1<63, 29,
1216 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1217 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1218 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1220 Requires<[FPContractions]>;
1221 def FMADDS : AForm_1<59, 29,
1222 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1223 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1224 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1226 Requires<[FPContractions]>;
1227 def FMSUB : AForm_1<63, 28,
1228 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1229 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1230 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1232 Requires<[FPContractions]>;
1233 def FMSUBS : AForm_1<59, 28,
1234 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1235 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1236 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1238 Requires<[FPContractions]>;
1239 def FNMADD : AForm_1<63, 31,
1240 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1241 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1242 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1244 Requires<[FPContractions]>;
1245 def FNMADDS : AForm_1<59, 31,
1246 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1247 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1248 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1250 Requires<[FPContractions]>;
1251 def FNMSUB : AForm_1<63, 30,
1252 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1253 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1254 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1256 Requires<[FPContractions]>;
1257 def FNMSUBS : AForm_1<59, 30,
1258 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1259 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1260 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1262 Requires<[FPContractions]>;
1264 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1265 // having 4 of these, force the comparison to always be an 8-byte double (code
1266 // should use an FMRSD if the input comparison value really wants to be a float)
1267 // and 4/8 byte forms for the result and operand type..
1268 def FSELD : AForm_1<63, 23,
1269 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1270 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1271 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1272 def FSELS : AForm_1<63, 23,
1273 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1274 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1275 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1276 let Uses = [RM] in {
1277 def FADD : AForm_2<63, 21,
1278 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1279 "fadd $FRT, $FRA, $FRB", FPGeneral,
1280 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1281 def FADDS : AForm_2<59, 21,
1282 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1283 "fadds $FRT, $FRA, $FRB", FPGeneral,
1284 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1285 def FDIV : AForm_2<63, 18,
1286 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1287 "fdiv $FRT, $FRA, $FRB", FPDivD,
1288 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1289 def FDIVS : AForm_2<59, 18,
1290 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1291 "fdivs $FRT, $FRA, $FRB", FPDivS,
1292 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1293 def FMUL : AForm_3<63, 25,
1294 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1295 "fmul $FRT, $FRA, $FRB", FPFused,
1296 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
1297 def FMULS : AForm_3<59, 25,
1298 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1299 "fmuls $FRT, $FRA, $FRB", FPGeneral,
1300 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
1301 def FSUB : AForm_2<63, 20,
1302 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1303 "fsub $FRT, $FRA, $FRB", FPGeneral,
1304 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1305 def FSUBS : AForm_2<59, 20,
1306 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1307 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1308 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1312 let PPC970_Unit = 1 in { // FXU Operations.
1313 // M-Form instructions. rotate and mask instructions.
1315 let isCommutable = 1 in {
1316 // RLWIMI can be commuted if the rotate amount is zero.
1317 def RLWIMI : MForm_2<20,
1318 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1319 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1320 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1323 def RLWINM : MForm_2<21,
1324 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1325 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1327 def RLWINMo : MForm_2<21,
1328 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1329 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1330 []>, isDOT, PPC970_DGroup_Cracked;
1331 def RLWNM : MForm_2<23,
1332 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1333 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1338 //===----------------------------------------------------------------------===//
1339 // DWARF Pseudo Instructions
1342 def DWARF_LOC : Pseudo<(outs), (ins i32imm:$line, i32imm:$col, i32imm:$file),
1343 "${:comment} .loc $file, $line, $col",
1344 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
1347 //===----------------------------------------------------------------------===//
1348 // PowerPC Instruction Patterns
1351 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1352 def : Pat<(i32 imm:$imm),
1353 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1355 // Implement the 'not' operation with the NOR instruction.
1356 def NOT : Pat<(not GPRC:$in),
1357 (NOR GPRC:$in, GPRC:$in)>;
1359 // ADD an arbitrary immediate.
1360 def : Pat<(add GPRC:$in, imm:$imm),
1361 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1362 // OR an arbitrary immediate.
1363 def : Pat<(or GPRC:$in, imm:$imm),
1364 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1365 // XOR an arbitrary immediate.
1366 def : Pat<(xor GPRC:$in, imm:$imm),
1367 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1369 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1370 (SUBFIC GPRC:$in, imm:$imm)>;
1373 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1374 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1375 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1376 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1379 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1380 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1381 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1382 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1385 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1386 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1389 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1390 (BL_Darwin tglobaladdr:$dst)>;
1391 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1392 (BL_Darwin texternalsym:$dst)>;
1393 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1394 (BL_SVR4 tglobaladdr:$dst)>;
1395 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1396 (BL_SVR4 texternalsym:$dst)>;
1399 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1400 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1402 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1403 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1405 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1406 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1410 // Hi and Lo for Darwin Global Addresses.
1411 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1412 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1413 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1414 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1415 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1416 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1417 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1418 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1419 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1420 (ADDIS GPRC:$in, tconstpool:$g)>;
1421 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1422 (ADDIS GPRC:$in, tjumptable:$g)>;
1424 // Fused negative multiply subtract, alternate pattern
1425 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1426 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1427 Requires<[FPContractions]>;
1428 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1429 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1430 Requires<[FPContractions]>;
1432 // Standard shifts. These are represented separately from the real shifts above
1433 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1435 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1436 (SRAW GPRC:$rS, GPRC:$rB)>;
1437 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1438 (SRW GPRC:$rS, GPRC:$rB)>;
1439 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1440 (SLW GPRC:$rS, GPRC:$rB)>;
1442 def : Pat<(zextloadi1 iaddr:$src),
1444 def : Pat<(zextloadi1 xaddr:$src),
1446 def : Pat<(extloadi1 iaddr:$src),
1448 def : Pat<(extloadi1 xaddr:$src),
1450 def : Pat<(extloadi8 iaddr:$src),
1452 def : Pat<(extloadi8 xaddr:$src),
1454 def : Pat<(extloadi16 iaddr:$src),
1456 def : Pat<(extloadi16 xaddr:$src),
1458 def : Pat<(extloadf32 iaddr:$src),
1459 (FMRSD (LFS iaddr:$src))>;
1460 def : Pat<(extloadf32 xaddr:$src),
1461 (FMRSD (LFSX xaddr:$src))>;
1464 def : Pat<(membarrier (i32 imm:$ll),
1471 include "PPCInstrAltivec.td"
1472 include "PPCInstr64Bit.td"