1 //===- PPCInstrInfo.td - The PowerPC Instruction Set -------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the subset of the 32-bit PowerPC instruction set, as used
11 // by the PowerPC instruction selector.
13 //===----------------------------------------------------------------------===//
15 include "PPCInstrFormats.td"
17 //===----------------------------------------------------------------------===//
18 // PowerPC specific type constraints.
20 def SDT_PPCstfiwx : SDTypeProfile<0, 2, [ // stfiwx
21 SDTCisVT<0, f64>, SDTCisPtrTy<1>
23 def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
24 def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
26 def SDT_PPCvperm : SDTypeProfile<1, 3, [
27 SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>
30 def SDT_PPCvcmp : SDTypeProfile<1, 3, [
31 SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32>
34 def SDT_PPCcondbr : SDTypeProfile<0, 3, [
35 SDTCisVT<0, i32>, SDTCisVT<2, OtherVT>
38 def SDT_PPClbrx : SDTypeProfile<1, 2, [
39 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
41 def SDT_PPCstbrx : SDTypeProfile<0, 3, [
42 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
45 def SDT_PPClarx : SDTypeProfile<1, 1, [
46 SDTCisInt<0>, SDTCisPtrTy<1>
48 def SDT_PPCstcx : SDTypeProfile<0, 2, [
49 SDTCisInt<0>, SDTCisPtrTy<1>
52 def SDT_PPCTC_ret : SDTypeProfile<0, 2, [
53 SDTCisPtrTy<0>, SDTCisVT<1, i32>
56 def SDT_PPCnop : SDTypeProfile<0, 0, []>;
58 //===----------------------------------------------------------------------===//
59 // PowerPC specific DAG Nodes.
62 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
63 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
64 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
65 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx,
66 [SDNPHasChain, SDNPMayStore]>;
68 // This sequence is used for long double->int conversions. It changes the
69 // bits in the FPSCR which is not modelled.
70 def PPCmffs : SDNode<"PPCISD::MFFS", SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>,
72 def PPCmtfsb0 : SDNode<"PPCISD::MTFSB0", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
73 [SDNPInFlag, SDNPOutFlag]>;
74 def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
75 [SDNPInFlag, SDNPOutFlag]>;
76 def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp,
77 [SDNPInFlag, SDNPOutFlag]>;
78 def PPCmtfsf : SDNode<"PPCISD::MTFSF", SDTypeProfile<1, 3,
79 [SDTCisVT<0, f64>, SDTCisInt<1>, SDTCisVT<2, f64>,
83 def PPCfsel : SDNode<"PPCISD::FSEL",
84 // Type constraint for fsel.
85 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
86 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
88 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
89 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
90 def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp, [SDNPMayLoad]>;
91 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
92 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
94 def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
96 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
97 // amounts. These nodes are generated by the multi-precision shift code.
98 def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>;
99 def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>;
100 def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>;
102 def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>;
103 def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore,
104 [SDNPHasChain, SDNPMayStore]>;
106 // These are target-independent nodes, but have target-specific formats.
107 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart,
108 [SDNPHasChain, SDNPOutFlag]>;
109 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
110 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
112 def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
113 def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall,
114 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag,
116 def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall,
117 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag,
119 def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInFlag, SDNPOutFlag]>;
120 def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>,
121 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
122 def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>,
123 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
124 def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>,
125 [SDNPHasChain, SDNPInFlag, SDNPOutFlag]>;
126 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
127 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
128 def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone,
129 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag,
132 def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone,
133 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag,
136 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
137 [SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
139 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
140 [SDNPHasChain, SDNPOptInFlag, SDNPVariadic]>;
142 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
143 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutFlag]>;
145 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
146 [SDNPHasChain, SDNPOptInFlag]>;
148 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
149 [SDNPHasChain, SDNPMayLoad]>;
150 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
151 [SDNPHasChain, SDNPMayStore]>;
153 // Instructions to support atomic operations
154 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
155 [SDNPHasChain, SDNPMayLoad]>;
156 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
157 [SDNPHasChain, SDNPMayStore]>;
159 // Instructions to support dynamic alloca.
160 def SDTDynOp : SDTypeProfile<1, 2, []>;
161 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
163 //===----------------------------------------------------------------------===//
164 // PowerPC specific transformation functions and pattern fragments.
167 def SHL32 : SDNodeXForm<imm, [{
168 // Transformation function: 31 - imm
169 return getI32Imm(31 - N->getZExtValue());
172 def SRL32 : SDNodeXForm<imm, [{
173 // Transformation function: 32 - imm
174 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
177 def LO16 : SDNodeXForm<imm, [{
178 // Transformation function: get the low 16 bits.
179 return getI32Imm((unsigned short)N->getZExtValue());
182 def HI16 : SDNodeXForm<imm, [{
183 // Transformation function: shift the immediate value down into the low bits.
184 return getI32Imm((unsigned)N->getZExtValue() >> 16);
187 def HA16 : SDNodeXForm<imm, [{
188 // Transformation function: shift the immediate value down into the low bits.
189 signed int Val = N->getZExtValue();
190 return getI32Imm((Val - (signed short)Val) >> 16);
192 def MB : SDNodeXForm<imm, [{
193 // Transformation function: get the start bit of a mask
195 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
196 return getI32Imm(mb);
199 def ME : SDNodeXForm<imm, [{
200 // Transformation function: get the end bit of a mask
202 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
203 return getI32Imm(me);
205 def maskimm32 : PatLeaf<(imm), [{
206 // maskImm predicate - True if immediate is a run of ones.
208 if (N->getValueType(0) == MVT::i32)
209 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
214 def immSExt16 : PatLeaf<(imm), [{
215 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
216 // field. Used by instructions like 'addi'.
217 if (N->getValueType(0) == MVT::i32)
218 return (int32_t)N->getZExtValue() == (short)N->getZExtValue();
220 return (int64_t)N->getZExtValue() == (short)N->getZExtValue();
222 def immZExt16 : PatLeaf<(imm), [{
223 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
224 // field. Used by instructions like 'ori'.
225 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
228 // imm16Shifted* - These match immediates where the low 16-bits are zero. There
229 // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
230 // identical in 32-bit mode, but in 64-bit mode, they return true if the
231 // immediate fits into a sign/zero extended 32-bit immediate (with the low bits
233 def imm16ShiftedZExt : PatLeaf<(imm), [{
234 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
235 // immediate are set. Used by instructions like 'xoris'.
236 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
239 def imm16ShiftedSExt : PatLeaf<(imm), [{
240 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
241 // immediate are set. Used by instructions like 'addis'. Identical to
242 // imm16ShiftedZExt in 32-bit mode.
243 if (N->getZExtValue() & 0xFFFF) return false;
244 if (N->getValueType(0) == MVT::i32)
246 // For 64-bit, make sure it is sext right.
247 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
251 //===----------------------------------------------------------------------===//
252 // PowerPC Flag Definitions.
254 class isPPC64 { bit PPC64 = 1; }
256 list<Register> Defs = [CR0];
260 class RegConstraint<string C> {
261 string Constraints = C;
263 class NoEncode<string E> {
264 string DisableEncoding = E;
268 //===----------------------------------------------------------------------===//
269 // PowerPC Operand Definitions.
271 def s5imm : Operand<i32> {
272 let PrintMethod = "printS5ImmOperand";
274 def u5imm : Operand<i32> {
275 let PrintMethod = "printU5ImmOperand";
277 def u6imm : Operand<i32> {
278 let PrintMethod = "printU6ImmOperand";
280 def s16imm : Operand<i32> {
281 let PrintMethod = "printS16ImmOperand";
283 def u16imm : Operand<i32> {
284 let PrintMethod = "printU16ImmOperand";
286 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
287 let PrintMethod = "printS16X4ImmOperand";
289 def target : Operand<OtherVT> {
290 let PrintMethod = "printBranchOperand";
292 def calltarget : Operand<iPTR> {
293 let EncoderMethod = "getCallTargetEncoding";
295 def aaddr : Operand<iPTR> {
296 let PrintMethod = "printAbsAddrOperand";
298 def piclabel: Operand<iPTR> {}
299 def symbolHi: Operand<i32> {
300 let PrintMethod = "printSymbolHi";
302 def symbolLo: Operand<i32> {
303 let PrintMethod = "printSymbolLo";
305 def crbitm: Operand<i8> {
306 let PrintMethod = "printcrbitm";
307 let EncoderMethod = "get_crbitm_encoding";
310 def memri : Operand<iPTR> {
311 let PrintMethod = "printMemRegImm";
312 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
314 def memrr : Operand<iPTR> {
315 let PrintMethod = "printMemRegReg";
316 let MIOperandInfo = (ops ptr_rc, ptr_rc);
318 def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits.
319 let PrintMethod = "printMemRegImmShifted";
320 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
322 def tocentry : Operand<iPTR> {
323 let MIOperandInfo = (ops i32imm:$imm);
326 // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg
327 // that doesn't matter.
328 def pred : PredicateOperand<OtherVT, (ops imm, CRRC),
329 (ops (i32 20), (i32 zero_reg))> {
330 let PrintMethod = "printPredicateOperand";
333 // Define PowerPC specific addressing mode.
334 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
335 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
336 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
337 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std"
339 /// This is just the offset part of iaddr, used for preinc.
340 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
342 //===----------------------------------------------------------------------===//
343 // PowerPC Instruction Predicate Definitions.
344 def FPContractions : Predicate<"!NoExcessFPPrecision">;
345 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
346 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
349 //===----------------------------------------------------------------------===//
350 // PowerPC Instruction Definitions.
352 // Pseudo-instructions:
354 let hasCtrlDep = 1 in {
355 let Defs = [R1], Uses = [R1] in {
356 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), "",
357 [(callseq_start timm:$amt)]>;
358 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), "",
359 [(callseq_end timm:$amt1, timm:$amt2)]>;
362 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
363 "UPDATE_VRSAVE $rD, $rS", []>;
366 let Defs = [R1], Uses = [R1] in
367 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi), "",
369 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
371 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
372 // instruction selection into a branch sequence.
373 let usesCustomInserter = 1, // Expanded after instruction selection.
374 PPC970_Single = 1 in {
375 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
378 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
381 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
384 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
387 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
392 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
393 // scavenge a register for it.
394 def SPILL_CR : Pseudo<(outs), (ins GPRC:$cond, memri:$F),
397 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
398 let isReturn = 1, Uses = [LR, RM] in
399 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
400 "b${p:cc}lr ${p:reg}", BrB,
402 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
403 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
407 def MovePCtoLR : Pseudo<(outs), (ins piclabel:$label), "", []>,
410 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
411 let isBarrier = 1 in {
412 def B : IForm<18, 0, 0, (outs), (ins target:$dst),
417 // BCC represents an arbitrary conditional branch on a predicate.
418 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
419 // a two-value operand where a dag node expects two operands. :(
420 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, target:$dst),
421 "b${cond:cc} ${cond:reg}, $dst"
422 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>;
426 let isCall = 1, PPC970_Unit = 7,
427 // All calls clobber the non-callee saved registers...
428 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
429 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
430 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
432 CR0,CR1,CR5,CR6,CR7,CARRY] in {
433 // Convenient aliases for call instructions
435 def BL_Darwin : IForm<18, 0, 1,
436 (outs), (ins calltarget:$func, variable_ops),
437 "bl $func", BrB, []>; // See Pat patterns below.
438 def BLA_Darwin : IForm<18, 1, 1,
439 (outs), (ins aaddr:$func, variable_ops),
440 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>;
442 let Uses = [CTR, RM] in {
443 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
444 (outs), (ins variable_ops),
446 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
451 let isCall = 1, PPC970_Unit = 7,
452 // All calls clobber the non-callee saved registers...
453 Defs = [R0,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
454 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
455 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
457 CR0,CR1,CR5,CR6,CR7,CARRY] in {
458 // Convenient aliases for call instructions
460 def BL_SVR4 : IForm<18, 0, 1,
461 (outs), (ins calltarget:$func, variable_ops),
462 "bl $func", BrB, []>; // See Pat patterns below.
463 def BLA_SVR4 : IForm<18, 1, 1,
464 (outs), (ins aaddr:$func, variable_ops),
466 [(PPCcall_SVR4 (i32 imm:$func))]>;
468 let Uses = [CTR, RM] in {
469 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
470 (outs), (ins variable_ops),
472 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
477 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
478 def TCRETURNdi :Pseudo< (outs),
479 (ins calltarget:$dst, i32imm:$offset, variable_ops),
480 "#TC_RETURNd $dst $offset",
484 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
485 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset, variable_ops),
486 "#TC_RETURNa $func $offset",
487 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
489 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
490 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset, variable_ops),
491 "#TC_RETURNr $dst $offset",
495 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
496 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
497 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
498 Requires<[In32BitMode]>;
502 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
503 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
504 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
509 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
510 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
511 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
516 // DCB* instructions.
517 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
518 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
519 PPC970_DGroup_Single;
520 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
521 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
522 PPC970_DGroup_Single;
523 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
524 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
525 PPC970_DGroup_Single;
526 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
527 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
528 PPC970_DGroup_Single;
529 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
530 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
531 PPC970_DGroup_Single;
532 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
533 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
534 PPC970_DGroup_Single;
535 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
536 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
537 PPC970_DGroup_Single;
538 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
539 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
540 PPC970_DGroup_Single;
543 let usesCustomInserter = 1 in {
544 let Uses = [CR0] in {
545 def ATOMIC_LOAD_ADD_I8 : Pseudo<
546 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
547 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>;
548 def ATOMIC_LOAD_SUB_I8 : Pseudo<
549 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
550 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>;
551 def ATOMIC_LOAD_AND_I8 : Pseudo<
552 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
553 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>;
554 def ATOMIC_LOAD_OR_I8 : Pseudo<
555 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
556 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>;
557 def ATOMIC_LOAD_XOR_I8 : Pseudo<
558 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
559 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>;
560 def ATOMIC_LOAD_NAND_I8 : Pseudo<
561 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
562 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>;
563 def ATOMIC_LOAD_ADD_I16 : Pseudo<
564 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
565 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>;
566 def ATOMIC_LOAD_SUB_I16 : Pseudo<
567 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
568 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>;
569 def ATOMIC_LOAD_AND_I16 : Pseudo<
570 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
571 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>;
572 def ATOMIC_LOAD_OR_I16 : Pseudo<
573 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
574 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>;
575 def ATOMIC_LOAD_XOR_I16 : Pseudo<
576 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
577 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>;
578 def ATOMIC_LOAD_NAND_I16 : Pseudo<
579 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
580 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>;
581 def ATOMIC_LOAD_ADD_I32 : Pseudo<
582 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
583 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>;
584 def ATOMIC_LOAD_SUB_I32 : Pseudo<
585 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
586 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>;
587 def ATOMIC_LOAD_AND_I32 : Pseudo<
588 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
589 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>;
590 def ATOMIC_LOAD_OR_I32 : Pseudo<
591 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
592 [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>;
593 def ATOMIC_LOAD_XOR_I32 : Pseudo<
594 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
595 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>;
596 def ATOMIC_LOAD_NAND_I32 : Pseudo<
597 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "",
598 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>;
600 def ATOMIC_CMP_SWAP_I8 : Pseudo<
601 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "",
603 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
604 def ATOMIC_CMP_SWAP_I16 : Pseudo<
605 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "",
607 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
608 def ATOMIC_CMP_SWAP_I32 : Pseudo<
609 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "",
611 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
613 def ATOMIC_SWAP_I8 : Pseudo<
614 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "",
615 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>;
616 def ATOMIC_SWAP_I16 : Pseudo<
617 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "",
618 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>;
619 def ATOMIC_SWAP_I32 : Pseudo<
620 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "",
621 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>;
625 // Instructions to support atomic operations
626 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
627 "lwarx $rD, $src", LdStLWARX,
628 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
631 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
632 "stwcx. $rS, $dst", LdStSTWCX,
633 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
636 let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
637 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStGeneral, [(trap)]>;
639 //===----------------------------------------------------------------------===//
640 // PPC32 Load Instructions.
643 // Unindexed (r+i) Loads.
644 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
645 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
646 "lbz $rD, $src", LdStGeneral,
647 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
648 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
649 "lha $rD, $src", LdStLHA,
650 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
651 PPC970_DGroup_Cracked;
652 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
653 "lhz $rD, $src", LdStGeneral,
654 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
655 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
656 "lwz $rD, $src", LdStGeneral,
657 [(set GPRC:$rD, (load iaddr:$src))]>;
659 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
660 "lfs $rD, $src", LdStLFDU,
661 [(set F4RC:$rD, (load iaddr:$src))]>;
662 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
663 "lfd $rD, $src", LdStLFD,
664 [(set F8RC:$rD, (load iaddr:$src))]>;
667 // Unindexed (r+i) Loads with Update (preinc).
669 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
670 "lbzu $rD, $addr", LdStGeneral,
671 []>, RegConstraint<"$addr.reg = $ea_result">,
672 NoEncode<"$ea_result">;
674 def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
675 "lhau $rD, $addr", LdStGeneral,
676 []>, RegConstraint<"$addr.reg = $ea_result">,
677 NoEncode<"$ea_result">;
679 def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
680 "lhzu $rD, $addr", LdStGeneral,
681 []>, RegConstraint<"$addr.reg = $ea_result">,
682 NoEncode<"$ea_result">;
684 def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
685 "lwzu $rD, $addr", LdStGeneral,
686 []>, RegConstraint<"$addr.reg = $ea_result">,
687 NoEncode<"$ea_result">;
689 def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
690 "lfs $rD, $addr", LdStLFDU,
691 []>, RegConstraint<"$addr.reg = $ea_result">,
692 NoEncode<"$ea_result">;
694 def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
695 "lfd $rD, $addr", LdStLFD,
696 []>, RegConstraint<"$addr.reg = $ea_result">,
697 NoEncode<"$ea_result">;
701 // Indexed (r+r) Loads.
703 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
704 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
705 "lbzx $rD, $src", LdStGeneral,
706 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
707 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
708 "lhax $rD, $src", LdStLHA,
709 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
710 PPC970_DGroup_Cracked;
711 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
712 "lhzx $rD, $src", LdStGeneral,
713 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
714 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
715 "lwzx $rD, $src", LdStGeneral,
716 [(set GPRC:$rD, (load xaddr:$src))]>;
719 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
720 "lhbrx $rD, $src", LdStGeneral,
721 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>;
722 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
723 "lwbrx $rD, $src", LdStGeneral,
724 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>;
726 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
727 "lfsx $frD, $src", LdStLFDU,
728 [(set F4RC:$frD, (load xaddr:$src))]>;
729 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
730 "lfdx $frD, $src", LdStLFDU,
731 [(set F8RC:$frD, (load xaddr:$src))]>;
734 //===----------------------------------------------------------------------===//
735 // PPC32 Store Instructions.
738 // Unindexed (r+i) Stores.
739 let PPC970_Unit = 2 in {
740 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
741 "stb $rS, $src", LdStGeneral,
742 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
743 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
744 "sth $rS, $src", LdStGeneral,
745 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
746 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
747 "stw $rS, $src", LdStGeneral,
748 [(store GPRC:$rS, iaddr:$src)]>;
749 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
750 "stfs $rS, $dst", LdStUX,
751 [(store F4RC:$rS, iaddr:$dst)]>;
752 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
753 "stfd $rS, $dst", LdStUX,
754 [(store F8RC:$rS, iaddr:$dst)]>;
757 // Unindexed (r+i) Stores with Update (preinc).
758 let PPC970_Unit = 2 in {
759 def STBU : DForm_1<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
760 symbolLo:$ptroff, ptr_rc:$ptrreg),
761 "stbu $rS, $ptroff($ptrreg)", LdStGeneral,
762 [(set ptr_rc:$ea_res,
763 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg,
764 iaddroff:$ptroff))]>,
765 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
766 def STHU : DForm_1<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
767 symbolLo:$ptroff, ptr_rc:$ptrreg),
768 "sthu $rS, $ptroff($ptrreg)", LdStGeneral,
769 [(set ptr_rc:$ea_res,
770 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg,
771 iaddroff:$ptroff))]>,
772 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
773 def STWU : DForm_1<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
774 symbolLo:$ptroff, ptr_rc:$ptrreg),
775 "stwu $rS, $ptroff($ptrreg)", LdStGeneral,
776 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg,
777 iaddroff:$ptroff))]>,
778 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
779 def STFSU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS,
780 symbolLo:$ptroff, ptr_rc:$ptrreg),
781 "stfsu $rS, $ptroff($ptrreg)", LdStGeneral,
782 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg,
783 iaddroff:$ptroff))]>,
784 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
785 def STFDU : DForm_1<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS,
786 symbolLo:$ptroff, ptr_rc:$ptrreg),
787 "stfdu $rS, $ptroff($ptrreg)", LdStGeneral,
788 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg,
789 iaddroff:$ptroff))]>,
790 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
794 // Indexed (r+r) Stores.
796 let PPC970_Unit = 2 in {
797 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
798 "stbx $rS, $dst", LdStGeneral,
799 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
800 PPC970_DGroup_Cracked;
801 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
802 "sthx $rS, $dst", LdStGeneral,
803 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
804 PPC970_DGroup_Cracked;
805 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
806 "stwx $rS, $dst", LdStGeneral,
807 [(store GPRC:$rS, xaddr:$dst)]>,
808 PPC970_DGroup_Cracked;
810 let mayStore = 1 in {
811 def STWUX : XForm_8<31, 183, (outs), (ins GPRC:$rS, GPRC:$rA, GPRC:$rB),
812 "stwux $rS, $rA, $rB", LdStGeneral,
815 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
816 "sthbrx $rS, $dst", LdStGeneral,
817 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>,
818 PPC970_DGroup_Cracked;
819 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
820 "stwbrx $rS, $dst", LdStGeneral,
821 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>,
822 PPC970_DGroup_Cracked;
824 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
825 "stfiwx $frS, $dst", LdStUX,
826 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
828 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
829 "stfsx $frS, $dst", LdStUX,
830 [(store F4RC:$frS, xaddr:$dst)]>;
831 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
832 "stfdx $frS, $dst", LdStUX,
833 [(store F8RC:$frS, xaddr:$dst)]>;
836 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
840 //===----------------------------------------------------------------------===//
841 // PPC32 Arithmetic Instructions.
844 let PPC970_Unit = 1 in { // FXU Operations.
845 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
846 "addi $rD, $rA, $imm", IntGeneral,
847 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
848 let Defs = [CARRY] in {
849 def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
850 "addic $rD, $rA, $imm", IntGeneral,
851 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
852 PPC970_DGroup_Cracked;
853 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
854 "addic. $rD, $rA, $imm", IntGeneral,
857 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
858 "addis $rD, $rA, $imm", IntGeneral,
859 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
860 def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym),
861 "la $rD, $sym($rA)", IntGeneral,
862 [(set GPRC:$rD, (add GPRC:$rA,
863 (PPClo tglobaladdr:$sym, 0)))]>;
864 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
865 "mulli $rD, $rA, $imm", IntMulLI,
866 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
867 let Defs = [CARRY] in {
868 def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
869 "subfic $rD, $rA, $imm", IntGeneral,
870 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
873 let isReMaterializable = 1 in {
874 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm),
875 "li $rD, $imm", IntGeneral,
876 [(set GPRC:$rD, immSExt16:$imm)]>;
877 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm),
878 "lis $rD, $imm", IntGeneral,
879 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>;
883 let PPC970_Unit = 1 in { // FXU Operations.
884 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
885 "andi. $dst, $src1, $src2", IntGeneral,
886 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
888 def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
889 "andis. $dst, $src1, $src2", IntGeneral,
890 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>,
892 def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
893 "ori $dst, $src1, $src2", IntGeneral,
894 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
895 def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
896 "oris $dst, $src1, $src2", IntGeneral,
897 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>;
898 def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
899 "xori $dst, $src1, $src2", IntGeneral,
900 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
901 def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
902 "xoris $dst, $src1, $src2", IntGeneral,
903 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>;
904 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntGeneral,
906 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
907 "cmpwi $crD, $rA, $imm", IntCompare>;
908 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
909 "cmplwi $dst, $src1, $src2", IntCompare>;
913 let PPC970_Unit = 1 in { // FXU Operations.
914 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
915 "nand $rA, $rS, $rB", IntGeneral,
916 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
917 def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
918 "and $rA, $rS, $rB", IntGeneral,
919 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
920 def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
921 "andc $rA, $rS, $rB", IntGeneral,
922 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
923 def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
924 "or $rA, $rS, $rB", IntGeneral,
925 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
926 def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
927 "nor $rA, $rS, $rB", IntGeneral,
928 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
929 def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
930 "orc $rA, $rS, $rB", IntGeneral,
931 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
932 def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
933 "eqv $rA, $rS, $rB", IntGeneral,
934 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
935 def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
936 "xor $rA, $rS, $rB", IntGeneral,
937 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
938 def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
939 "slw $rA, $rS, $rB", IntGeneral,
940 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
941 def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
942 "srw $rA, $rS, $rB", IntGeneral,
943 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
944 let Defs = [CARRY] in {
945 def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
946 "sraw $rA, $rS, $rB", IntShift,
947 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
951 let PPC970_Unit = 1 in { // FXU Operations.
952 let Defs = [CARRY] in {
953 def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH),
954 "srawi $rA, $rS, $SH", IntShift,
955 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
957 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
958 "cntlzw $rA, $rS", IntGeneral,
959 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
960 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
961 "extsb $rA, $rS", IntGeneral,
962 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
963 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
964 "extsh $rA, $rS", IntGeneral,
965 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
967 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
968 "cmpw $crD, $rA, $rB", IntCompare>;
969 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
970 "cmplw $crD, $rA, $rB", IntCompare>;
972 let PPC970_Unit = 3 in { // FPU Operations.
973 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
974 // "fcmpo $crD, $fA, $fB", FPCompare>;
975 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
976 "fcmpu $crD, $fA, $fB", FPCompare>;
977 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
978 "fcmpu $crD, $fA, $fB", FPCompare>;
981 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB),
982 "fctiwz $frD, $frB", FPGeneral,
983 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
984 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB),
985 "frsp $frD, $frB", FPGeneral,
986 [(set F4RC:$frD, (fround F8RC:$frB))]>;
987 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB),
988 "fsqrt $frD, $frB", FPSqrt,
989 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
990 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB),
991 "fsqrts $frD, $frB", FPSqrt,
992 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
996 /// Note that FMR is defined as pseudo-ops on the PPC970 because they are
997 /// often coalesced away and we don't want the dispatch group builder to think
998 /// that they will fill slots (which could cause the load of a LSU reject to
999 /// sneak into a d-group with a store).
1000 def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1001 "fmr $frD, $frB", FPGeneral,
1002 []>, // (set F4RC:$frD, F4RC:$frB)
1005 let PPC970_Unit = 3 in { // FPU Operations.
1006 // These are artificially split into two different forms, for 4/8 byte FP.
1007 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1008 "fabs $frD, $frB", FPGeneral,
1009 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1010 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1011 "fabs $frD, $frB", FPGeneral,
1012 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1013 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1014 "fnabs $frD, $frB", FPGeneral,
1015 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1016 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1017 "fnabs $frD, $frB", FPGeneral,
1018 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1019 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1020 "fneg $frD, $frB", FPGeneral,
1021 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1022 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1023 "fneg $frD, $frB", FPGeneral,
1024 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1028 // XL-Form instructions. condition register logical ops.
1030 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1031 "mcrf $BF, $BFA", BrMCR>,
1032 PPC970_DGroup_First, PPC970_Unit_CRU;
1034 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1035 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1036 "creqv $CRD, $CRA, $CRB", BrCR,
1039 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1040 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1041 "cror $CRD, $CRA, $CRB", BrCR,
1044 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1045 "creqv $dst, $dst, $dst", BrCR,
1048 // XFX-Form instructions. Instructions that deal with SPRs.
1050 let Uses = [CTR] in {
1051 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1052 "mfctr $rT", SprMFSPR>,
1053 PPC970_DGroup_First, PPC970_Unit_FXU;
1055 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1056 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1057 "mtctr $rS", SprMTSPR>,
1058 PPC970_DGroup_First, PPC970_Unit_FXU;
1061 let Defs = [LR] in {
1062 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1063 "mtlr $rS", SprMTSPR>,
1064 PPC970_DGroup_First, PPC970_Unit_FXU;
1066 let Uses = [LR] in {
1067 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1068 "mflr $rT", SprMFSPR>,
1069 PPC970_DGroup_First, PPC970_Unit_FXU;
1072 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1073 // a GPR on the PPC970. As such, copies in and out have the same performance
1074 // characteristics as an OR instruction.
1075 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1076 "mtspr 256, $rS", IntGeneral>,
1077 PPC970_DGroup_Single, PPC970_Unit_FXU;
1078 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1079 "mfspr $rT, 256", IntGeneral>,
1080 PPC970_DGroup_First, PPC970_Unit_FXU;
1082 def MTCRF : XFXForm_5<31, 144, (outs), (ins crbitm:$FXM, GPRC:$rS),
1083 "mtcrf $FXM, $rS", BrMCRX>,
1084 PPC970_MicroCode, PPC970_Unit_CRU;
1086 // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters;
1087 // declaring that here gives the local register allocator problems with this:
1089 // MFCR <kill of whatever preg got assigned to vreg>
1090 // while not declaring it breaks DeadMachineInstructionElimination.
1091 // As it turns out, in all cases where we currently use this,
1092 // we're only interested in one subregister of it. Represent this in the
1093 // instruction to keep the register allocator from becoming confused.
1095 // FIXME: Make this a real Pseudo instruction when the JIT switches to MC.
1096 def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1098 PPC970_MicroCode, PPC970_Unit_CRU;
1100 def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins),
1101 "mfcr $rT", SprMFCR>,
1102 PPC970_MicroCode, PPC970_Unit_CRU;
1104 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1105 "mfcr $rT, $FXM", SprMFCR>,
1106 PPC970_DGroup_First, PPC970_Unit_CRU;
1108 // Instructions to manipulate FPSCR. Only long double handling uses these.
1109 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1111 let Uses = [RM], Defs = [RM] in {
1112 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1113 "mtfsb0 $FM", IntMTFSB0,
1114 [(PPCmtfsb0 (i32 imm:$FM))]>,
1115 PPC970_DGroup_Single, PPC970_Unit_FPU;
1116 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1117 "mtfsb1 $FM", IntMTFSB0,
1118 [(PPCmtfsb1 (i32 imm:$FM))]>,
1119 PPC970_DGroup_Single, PPC970_Unit_FPU;
1120 // MTFSF does not actually produce an FP result. We pretend it copies
1121 // input reg B to the output. If we didn't do this it would look like the
1122 // instruction had no outputs (because we aren't modelling the FPSCR) and
1123 // it would be deleted.
1124 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1125 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1126 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1127 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1128 F8RC:$rT, F8RC:$FRB))]>,
1129 PPC970_DGroup_Single, PPC970_Unit_FPU;
1131 let Uses = [RM] in {
1132 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1133 "mffs $rT", IntMFFS,
1134 [(set F8RC:$rT, (PPCmffs))]>,
1135 PPC970_DGroup_Single, PPC970_Unit_FPU;
1136 def FADDrtz: AForm_2<63, 21,
1137 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1138 "fadd $FRT, $FRA, $FRB", FPGeneral,
1139 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1140 PPC970_DGroup_Single, PPC970_Unit_FPU;
1144 let PPC970_Unit = 1 in { // FXU Operations.
1146 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1148 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1149 "add $rT, $rA, $rB", IntGeneral,
1150 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1151 let Defs = [CARRY] in {
1152 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1153 "addc $rT, $rA, $rB", IntGeneral,
1154 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1155 PPC970_DGroup_Cracked;
1157 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1158 "divw $rT, $rA, $rB", IntDivW,
1159 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1160 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1161 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1162 "divwu $rT, $rA, $rB", IntDivW,
1163 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1164 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1165 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1166 "mulhw $rT, $rA, $rB", IntMulHW,
1167 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1168 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1169 "mulhwu $rT, $rA, $rB", IntMulHWU,
1170 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1171 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1172 "mullw $rT, $rA, $rB", IntMulHW,
1173 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1174 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1175 "subf $rT, $rA, $rB", IntGeneral,
1176 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1177 let Defs = [CARRY] in {
1178 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1179 "subfc $rT, $rA, $rB", IntGeneral,
1180 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1181 PPC970_DGroup_Cracked;
1183 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1184 "neg $rT, $rA", IntGeneral,
1185 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1186 let Uses = [CARRY], Defs = [CARRY] in {
1187 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1188 "adde $rT, $rA, $rB", IntGeneral,
1189 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1190 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1191 "addme $rT, $rA", IntGeneral,
1192 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
1193 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1194 "addze $rT, $rA", IntGeneral,
1195 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1196 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1197 "subfe $rT, $rA, $rB", IntGeneral,
1198 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1199 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1200 "subfme $rT, $rA", IntGeneral,
1201 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
1202 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1203 "subfze $rT, $rA", IntGeneral,
1204 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1208 // A-Form instructions. Most of the instructions executed in the FPU are of
1211 let PPC970_Unit = 3 in { // FPU Operations.
1212 let Uses = [RM] in {
1213 def FMADD : AForm_1<63, 29,
1214 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1215 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1216 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1218 Requires<[FPContractions]>;
1219 def FMADDS : AForm_1<59, 29,
1220 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1221 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1222 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1224 Requires<[FPContractions]>;
1225 def FMSUB : AForm_1<63, 28,
1226 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1227 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1228 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1230 Requires<[FPContractions]>;
1231 def FMSUBS : AForm_1<59, 28,
1232 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1233 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1234 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1236 Requires<[FPContractions]>;
1237 def FNMADD : AForm_1<63, 31,
1238 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1239 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1240 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
1242 Requires<[FPContractions]>;
1243 def FNMADDS : AForm_1<59, 31,
1244 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1245 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1246 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
1248 Requires<[FPContractions]>;
1249 def FNMSUB : AForm_1<63, 30,
1250 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1251 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1252 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
1254 Requires<[FPContractions]>;
1255 def FNMSUBS : AForm_1<59, 30,
1256 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1257 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1258 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
1260 Requires<[FPContractions]>;
1262 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1263 // having 4 of these, force the comparison to always be an 8-byte double (code
1264 // should use an FMRSD if the input comparison value really wants to be a float)
1265 // and 4/8 byte forms for the result and operand type..
1266 def FSELD : AForm_1<63, 23,
1267 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1268 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1269 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1270 def FSELS : AForm_1<63, 23,
1271 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1272 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1273 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1274 let Uses = [RM] in {
1275 def FADD : AForm_2<63, 21,
1276 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1277 "fadd $FRT, $FRA, $FRB", FPGeneral,
1278 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1279 def FADDS : AForm_2<59, 21,
1280 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1281 "fadds $FRT, $FRA, $FRB", FPGeneral,
1282 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1283 def FDIV : AForm_2<63, 18,
1284 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1285 "fdiv $FRT, $FRA, $FRB", FPDivD,
1286 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1287 def FDIVS : AForm_2<59, 18,
1288 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1289 "fdivs $FRT, $FRA, $FRB", FPDivS,
1290 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1291 def FMUL : AForm_3<63, 25,
1292 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1293 "fmul $FRT, $FRA, $FRB", FPFused,
1294 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
1295 def FMULS : AForm_3<59, 25,
1296 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1297 "fmuls $FRT, $FRA, $FRB", FPGeneral,
1298 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
1299 def FSUB : AForm_2<63, 20,
1300 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1301 "fsub $FRT, $FRA, $FRB", FPGeneral,
1302 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1303 def FSUBS : AForm_2<59, 20,
1304 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1305 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1306 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1310 let PPC970_Unit = 1 in { // FXU Operations.
1311 // M-Form instructions. rotate and mask instructions.
1313 let isCommutable = 1 in {
1314 // RLWIMI can be commuted if the rotate amount is zero.
1315 def RLWIMI : MForm_2<20,
1316 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1317 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1318 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1321 def RLWINM : MForm_2<21,
1322 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1323 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1325 def RLWINMo : MForm_2<21,
1326 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1327 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1328 []>, isDOT, PPC970_DGroup_Cracked;
1329 def RLWNM : MForm_2<23,
1330 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1331 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1336 //===----------------------------------------------------------------------===//
1337 // PowerPC Instruction Patterns
1340 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1341 def : Pat<(i32 imm:$imm),
1342 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1344 // Implement the 'not' operation with the NOR instruction.
1345 def NOT : Pat<(not GPRC:$in),
1346 (NOR GPRC:$in, GPRC:$in)>;
1348 // ADD an arbitrary immediate.
1349 def : Pat<(add GPRC:$in, imm:$imm),
1350 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1351 // OR an arbitrary immediate.
1352 def : Pat<(or GPRC:$in, imm:$imm),
1353 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1354 // XOR an arbitrary immediate.
1355 def : Pat<(xor GPRC:$in, imm:$imm),
1356 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1358 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1359 (SUBFIC GPRC:$in, imm:$imm)>;
1362 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1363 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1364 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1365 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1368 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1369 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1370 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1371 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1374 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1375 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1378 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1379 (BL_Darwin tglobaladdr:$dst)>;
1380 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1381 (BL_Darwin texternalsym:$dst)>;
1382 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1383 (BL_SVR4 tglobaladdr:$dst)>;
1384 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1385 (BL_SVR4 texternalsym:$dst)>;
1388 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1389 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1391 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1392 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1394 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1395 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1399 // Hi and Lo for Darwin Global Addresses.
1400 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1401 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1402 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1403 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1404 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1405 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1406 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
1407 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
1408 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1409 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1410 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1411 (ADDIS GPRC:$in, tconstpool:$g)>;
1412 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1413 (ADDIS GPRC:$in, tjumptable:$g)>;
1414 def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)),
1415 (ADDIS GPRC:$in, tblockaddress:$g)>;
1417 // Fused negative multiply subtract, alternate pattern
1418 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1419 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1420 Requires<[FPContractions]>;
1421 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1422 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1423 Requires<[FPContractions]>;
1425 // Standard shifts. These are represented separately from the real shifts above
1426 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1428 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1429 (SRAW GPRC:$rS, GPRC:$rB)>;
1430 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1431 (SRW GPRC:$rS, GPRC:$rB)>;
1432 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1433 (SLW GPRC:$rS, GPRC:$rB)>;
1435 def : Pat<(zextloadi1 iaddr:$src),
1437 def : Pat<(zextloadi1 xaddr:$src),
1439 def : Pat<(extloadi1 iaddr:$src),
1441 def : Pat<(extloadi1 xaddr:$src),
1443 def : Pat<(extloadi8 iaddr:$src),
1445 def : Pat<(extloadi8 xaddr:$src),
1447 def : Pat<(extloadi16 iaddr:$src),
1449 def : Pat<(extloadi16 xaddr:$src),
1451 def : Pat<(f64 (extloadf32 iaddr:$src)),
1452 (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>;
1453 def : Pat<(f64 (extloadf32 xaddr:$src)),
1454 (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>;
1456 def : Pat<(f64 (fextend F4RC:$src)),
1457 (COPY_TO_REGCLASS F4RC:$src, F8RC)>;
1460 def : Pat<(membarrier (i32 imm /*ll*/),
1464 (i32 imm /*device*/)),
1467 include "PPCInstrAltivec.td"
1468 include "PPCInstr64Bit.td"