1 //===-- PPCInstrInfo.td - The PowerPC Instruction Set ------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the subset of the 32-bit PowerPC instruction set, as used
11 // by the PowerPC instruction selector.
13 //===----------------------------------------------------------------------===//
15 include "PPCInstrFormats.td"
17 //===----------------------------------------------------------------------===//
18 // PowerPC specific type constraints.
20 def SDT_PPCstfiwx : SDTypeProfile<0, 2, [ // stfiwx
21 SDTCisVT<0, f64>, SDTCisPtrTy<1>
23 def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
24 def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
26 def SDT_PPCvperm : SDTypeProfile<1, 3, [
27 SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>
30 def SDT_PPCvcmp : SDTypeProfile<1, 3, [
31 SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32>
34 def SDT_PPCcondbr : SDTypeProfile<0, 3, [
35 SDTCisVT<0, i32>, SDTCisVT<2, OtherVT>
38 def SDT_PPClbrx : SDTypeProfile<1, 2, [
39 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
41 def SDT_PPCstbrx : SDTypeProfile<0, 3, [
42 SDTCisVT<0, i32>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
45 def SDT_PPClarx : SDTypeProfile<1, 1, [
46 SDTCisInt<0>, SDTCisPtrTy<1>
48 def SDT_PPCstcx : SDTypeProfile<0, 2, [
49 SDTCisInt<0>, SDTCisPtrTy<1>
52 def SDT_PPCTC_ret : SDTypeProfile<0, 2, [
53 SDTCisPtrTy<0>, SDTCisVT<1, i32>
56 def SDT_PPCnop : SDTypeProfile<0, 0, []>;
58 //===----------------------------------------------------------------------===//
59 // PowerPC specific DAG Nodes.
62 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
63 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
64 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
65 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx,
66 [SDNPHasChain, SDNPMayStore]>;
68 // This sequence is used for long double->int conversions. It changes the
69 // bits in the FPSCR which is not modelled.
70 def PPCmffs : SDNode<"PPCISD::MFFS", SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>,
72 def PPCmtfsb0 : SDNode<"PPCISD::MTFSB0", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
73 [SDNPInGlue, SDNPOutGlue]>;
74 def PPCmtfsb1 : SDNode<"PPCISD::MTFSB1", SDTypeProfile<0, 1, [SDTCisInt<0>]>,
75 [SDNPInGlue, SDNPOutGlue]>;
76 def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp,
77 [SDNPInGlue, SDNPOutGlue]>;
78 def PPCmtfsf : SDNode<"PPCISD::MTFSF", SDTypeProfile<1, 3,
79 [SDTCisVT<0, f64>, SDTCisInt<1>, SDTCisVT<2, f64>,
83 def PPCfsel : SDNode<"PPCISD::FSEL",
84 // Type constraint for fsel.
85 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
86 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
88 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
89 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
90 def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp, [SDNPMayLoad]>;
91 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
92 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
94 def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
96 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
97 // amounts. These nodes are generated by the multi-precision shift code.
98 def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>;
99 def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>;
100 def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>;
102 def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>;
103 def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore,
104 [SDNPHasChain, SDNPMayStore]>;
106 // These are target-independent nodes, but have target-specific formats.
107 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart,
108 [SDNPHasChain, SDNPOutGlue]>;
109 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
110 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
112 def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
113 def PPCcall_Darwin : SDNode<"PPCISD::CALL_Darwin", SDT_PPCCall,
114 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
116 def PPCcall_SVR4 : SDNode<"PPCISD::CALL_SVR4", SDT_PPCCall,
117 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
119 def PPCcall_nop_SVR4 : SDNode<"PPCISD::CALL_NOP_SVR4", SDT_PPCCall,
120 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
122 def PPCnop : SDNode<"PPCISD::NOP", SDT_PPCnop, [SDNPInGlue, SDNPOutGlue]>;
123 def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>,
124 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
125 def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>,
126 [SDNPHasChain, SDNPSideEffect,
127 SDNPInGlue, SDNPOutGlue]>;
128 def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>,
129 [SDNPHasChain, SDNPSideEffect,
130 SDNPInGlue, SDNPOutGlue]>;
131 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
132 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
133 def PPCbctrl_Darwin : SDNode<"PPCISD::BCTRL_Darwin", SDTNone,
134 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
137 def PPCbctrl_SVR4 : SDNode<"PPCISD::BCTRL_SVR4", SDTNone,
138 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
141 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
142 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
144 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
145 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
147 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
148 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>;
150 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
151 [SDNPHasChain, SDNPOptInGlue]>;
153 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
154 [SDNPHasChain, SDNPMayLoad]>;
155 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
156 [SDNPHasChain, SDNPMayStore]>;
158 // Instructions to set/unset CR bit 6 for SVR4 vararg calls
159 def PPCcr6set : SDNode<"PPCISD::CR6SET", SDTNone,
160 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
161 def PPCcr6unset : SDNode<"PPCISD::CR6UNSET", SDTNone,
162 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
164 // Instructions to support atomic operations
165 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
166 [SDNPHasChain, SDNPMayLoad]>;
167 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
168 [SDNPHasChain, SDNPMayStore]>;
170 // Instructions to support medium code model
171 def PPCaddisTocHA : SDNode<"PPCISD::ADDIS_TOC_HA", SDTIntBinOp, []>;
172 def PPCldTocL : SDNode<"PPCISD::LD_TOC_L", SDTIntBinOp, [SDNPMayLoad]>;
173 def PPCaddiTocL : SDNode<"PPCISD::ADDI_TOC_L", SDTIntBinOp, []>;
176 // Instructions to support dynamic alloca.
177 def SDTDynOp : SDTypeProfile<1, 2, []>;
178 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
180 //===----------------------------------------------------------------------===//
181 // PowerPC specific transformation functions and pattern fragments.
184 def SHL32 : SDNodeXForm<imm, [{
185 // Transformation function: 31 - imm
186 return getI32Imm(31 - N->getZExtValue());
189 def SRL32 : SDNodeXForm<imm, [{
190 // Transformation function: 32 - imm
191 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
194 def LO16 : SDNodeXForm<imm, [{
195 // Transformation function: get the low 16 bits.
196 return getI32Imm((unsigned short)N->getZExtValue());
199 def HI16 : SDNodeXForm<imm, [{
200 // Transformation function: shift the immediate value down into the low bits.
201 return getI32Imm((unsigned)N->getZExtValue() >> 16);
204 def HA16 : SDNodeXForm<imm, [{
205 // Transformation function: shift the immediate value down into the low bits.
206 signed int Val = N->getZExtValue();
207 return getI32Imm((Val - (signed short)Val) >> 16);
209 def MB : SDNodeXForm<imm, [{
210 // Transformation function: get the start bit of a mask
212 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
213 return getI32Imm(mb);
216 def ME : SDNodeXForm<imm, [{
217 // Transformation function: get the end bit of a mask
219 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
220 return getI32Imm(me);
222 def maskimm32 : PatLeaf<(imm), [{
223 // maskImm predicate - True if immediate is a run of ones.
225 if (N->getValueType(0) == MVT::i32)
226 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
231 def immSExt16 : PatLeaf<(imm), [{
232 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
233 // field. Used by instructions like 'addi'.
234 if (N->getValueType(0) == MVT::i32)
235 return (int32_t)N->getZExtValue() == (short)N->getZExtValue();
237 return (int64_t)N->getZExtValue() == (short)N->getZExtValue();
239 def immZExt16 : PatLeaf<(imm), [{
240 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
241 // field. Used by instructions like 'ori'.
242 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
245 // imm16Shifted* - These match immediates where the low 16-bits are zero. There
246 // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
247 // identical in 32-bit mode, but in 64-bit mode, they return true if the
248 // immediate fits into a sign/zero extended 32-bit immediate (with the low bits
250 def imm16ShiftedZExt : PatLeaf<(imm), [{
251 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
252 // immediate are set. Used by instructions like 'xoris'.
253 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
256 def imm16ShiftedSExt : PatLeaf<(imm), [{
257 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
258 // immediate are set. Used by instructions like 'addis'. Identical to
259 // imm16ShiftedZExt in 32-bit mode.
260 if (N->getZExtValue() & 0xFFFF) return false;
261 if (N->getValueType(0) == MVT::i32)
263 // For 64-bit, make sure it is sext right.
264 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
268 //===----------------------------------------------------------------------===//
269 // PowerPC Flag Definitions.
271 class isPPC64 { bit PPC64 = 1; }
273 list<Register> Defs = [CR0];
277 class RegConstraint<string C> {
278 string Constraints = C;
280 class NoEncode<string E> {
281 string DisableEncoding = E;
285 //===----------------------------------------------------------------------===//
286 // PowerPC Operand Definitions.
288 def s5imm : Operand<i32> {
289 let PrintMethod = "printS5ImmOperand";
291 def u5imm : Operand<i32> {
292 let PrintMethod = "printU5ImmOperand";
294 def u6imm : Operand<i32> {
295 let PrintMethod = "printU6ImmOperand";
297 def s16imm : Operand<i32> {
298 let PrintMethod = "printS16ImmOperand";
300 def u16imm : Operand<i32> {
301 let PrintMethod = "printU16ImmOperand";
303 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
304 let PrintMethod = "printS16X4ImmOperand";
306 def directbrtarget : Operand<OtherVT> {
307 let PrintMethod = "printBranchOperand";
308 let EncoderMethod = "getDirectBrEncoding";
310 def condbrtarget : Operand<OtherVT> {
311 let PrintMethod = "printBranchOperand";
312 let EncoderMethod = "getCondBrEncoding";
314 def calltarget : Operand<iPTR> {
315 let EncoderMethod = "getDirectBrEncoding";
317 def aaddr : Operand<iPTR> {
318 let PrintMethod = "printAbsAddrOperand";
320 def symbolHi: Operand<i32> {
321 let PrintMethod = "printSymbolHi";
322 let EncoderMethod = "getHA16Encoding";
324 def symbolLo: Operand<i32> {
325 let PrintMethod = "printSymbolLo";
326 let EncoderMethod = "getLO16Encoding";
328 def crbitm: Operand<i8> {
329 let PrintMethod = "printcrbitm";
330 let EncoderMethod = "get_crbitm_encoding";
333 def memri : Operand<iPTR> {
334 let PrintMethod = "printMemRegImm";
335 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
336 let EncoderMethod = "getMemRIEncoding";
338 def memrr : Operand<iPTR> {
339 let PrintMethod = "printMemRegReg";
340 let MIOperandInfo = (ops ptr_rc:$offreg, ptr_rc:$ptrreg);
342 def memrix : Operand<iPTR> { // memri where the imm is shifted 2 bits.
343 let PrintMethod = "printMemRegImmShifted";
344 let MIOperandInfo = (ops i32imm:$imm, ptr_rc:$reg);
345 let EncoderMethod = "getMemRIXEncoding";
348 // PowerPC Predicate operand. 20 = (0<<5)|20 = always, CR0 is a dummy reg
349 // that doesn't matter.
350 def pred : PredicateOperand<OtherVT, (ops imm, CRRC),
351 (ops (i32 20), (i32 zero_reg))> {
352 let PrintMethod = "printPredicateOperand";
355 // Define PowerPC specific addressing mode.
356 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
357 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
358 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
359 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmShift", [], []>; // "std"
361 /// This is just the offset part of iaddr, used for preinc.
362 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
363 def xaddroff : ComplexPattern<iPTR, 1, "SelectAddrIdxOffs", [], []>;
365 //===----------------------------------------------------------------------===//
366 // PowerPC Instruction Predicate Definitions.
367 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
368 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
369 def IsBookE : Predicate<"PPCSubTarget.isBookE()">;
371 //===----------------------------------------------------------------------===//
372 // PowerPC Instruction Definitions.
374 // Pseudo-instructions:
376 let hasCtrlDep = 1 in {
377 let Defs = [R1], Uses = [R1] in {
378 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), "#ADJCALLSTACKDOWN $amt",
379 [(callseq_start timm:$amt)]>;
380 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), "#ADJCALLSTACKUP $amt1 $amt2",
381 [(callseq_end timm:$amt1, timm:$amt2)]>;
384 def UPDATE_VRSAVE : Pseudo<(outs GPRC:$rD), (ins GPRC:$rS),
385 "UPDATE_VRSAVE $rD, $rS", []>;
388 let Defs = [R1], Uses = [R1] in
389 def DYNALLOC : Pseudo<(outs GPRC:$result), (ins GPRC:$negsize, memri:$fpsi), "#DYNALLOC",
391 (PPCdynalloc GPRC:$negsize, iaddr:$fpsi))]>;
393 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
394 // instruction selection into a branch sequence.
395 let usesCustomInserter = 1, // Expanded after instruction selection.
396 PPC970_Single = 1 in {
397 def SELECT_CC_I4 : Pseudo<(outs GPRC:$dst), (ins CRRC:$cond, GPRC:$T, GPRC:$F,
398 i32imm:$BROPC), "#SELECT_CC_I4",
400 def SELECT_CC_I8 : Pseudo<(outs G8RC:$dst), (ins CRRC:$cond, G8RC:$T, G8RC:$F,
401 i32imm:$BROPC), "#SELECT_CC_I8",
403 def SELECT_CC_F4 : Pseudo<(outs F4RC:$dst), (ins CRRC:$cond, F4RC:$T, F4RC:$F,
404 i32imm:$BROPC), "#SELECT_CC_F4",
406 def SELECT_CC_F8 : Pseudo<(outs F8RC:$dst), (ins CRRC:$cond, F8RC:$T, F8RC:$F,
407 i32imm:$BROPC), "#SELECT_CC_F8",
409 def SELECT_CC_VRRC: Pseudo<(outs VRRC:$dst), (ins CRRC:$cond, VRRC:$T, VRRC:$F,
410 i32imm:$BROPC), "#SELECT_CC_VRRC",
414 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
415 // scavenge a register for it.
417 def SPILL_CR : Pseudo<(outs), (ins CRRC:$cond, memri:$F),
420 // RESTORE_CR - Indicate that we're restoring the CR register (previously
421 // spilled), so we'll need to scavenge a register for it.
423 def RESTORE_CR : Pseudo<(outs CRRC:$cond), (ins memri:$F),
426 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
427 let isCodeGenOnly = 1, isReturn = 1, Uses = [LR, RM] in
428 def BLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$p),
429 "b${p:cc}lr ${p:reg}", BrB,
431 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in
432 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
436 def MovePCtoLR : Pseudo<(outs), (ins), "#MovePCtoLR", []>,
439 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
440 let isBarrier = 1 in {
441 def B : IForm<18, 0, 0, (outs), (ins directbrtarget:$dst),
446 // BCC represents an arbitrary conditional branch on a predicate.
447 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
448 // a two-value operand where a dag node expects two operands. :(
449 let isCodeGenOnly = 1 in
450 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, condbrtarget:$dst),
451 "b${cond:cc} ${cond:reg}, $dst"
452 /*[(PPCcondbranch CRRC:$crS, imm:$opc, bb:$dst)]*/>;
454 let Defs = [CTR], Uses = [CTR] in {
455 def BDZ : BForm_1<16, 18, 0, 0, (outs), (ins condbrtarget:$dst),
457 def BDNZ : BForm_1<16, 16, 0, 0, (outs), (ins condbrtarget:$dst),
463 let isCall = 1, PPC970_Unit = 7, Defs = [LR] in {
464 // Convenient aliases for call instructions
466 def BL_Darwin : IForm<18, 0, 1,
467 (outs), (ins calltarget:$func),
468 "bl $func", BrB, []>; // See Pat patterns below.
469 def BLA_Darwin : IForm<18, 1, 1,
470 (outs), (ins aaddr:$func),
471 "bla $func", BrB, [(PPCcall_Darwin (i32 imm:$func))]>;
473 let Uses = [CTR, RM] in {
474 def BCTRL_Darwin : XLForm_2_ext<19, 528, 20, 0, 1,
477 [(PPCbctrl_Darwin)]>, Requires<[In32BitMode]>;
482 let isCall = 1, PPC970_Unit = 7, Defs = [LR] in {
483 // Convenient aliases for call instructions
485 def BL_SVR4 : IForm<18, 0, 1,
486 (outs), (ins calltarget:$func),
487 "bl $func", BrB, []>; // See Pat patterns below.
488 def BLA_SVR4 : IForm<18, 1, 1,
489 (outs), (ins aaddr:$func),
491 [(PPCcall_SVR4 (i32 imm:$func))]>;
493 let Uses = [CTR, RM] in {
494 def BCTRL_SVR4 : XLForm_2_ext<19, 528, 20, 0, 1,
497 [(PPCbctrl_SVR4)]>, Requires<[In32BitMode]>;
502 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
503 def TCRETURNdi :Pseudo< (outs),
504 (ins calltarget:$dst, i32imm:$offset),
505 "#TC_RETURNd $dst $offset",
509 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
510 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset),
511 "#TC_RETURNa $func $offset",
512 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
514 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
515 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset),
516 "#TC_RETURNr $dst $offset",
520 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
521 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
522 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
523 Requires<[In32BitMode]>;
527 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
528 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
529 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
534 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
535 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
536 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
541 // DCB* instructions.
542 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
543 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
544 PPC970_DGroup_Single;
545 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
546 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
547 PPC970_DGroup_Single;
548 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
549 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
550 PPC970_DGroup_Single;
551 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
552 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
553 PPC970_DGroup_Single;
554 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
555 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
556 PPC970_DGroup_Single;
557 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
558 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
559 PPC970_DGroup_Single;
560 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
561 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
562 PPC970_DGroup_Single;
563 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
564 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
565 PPC970_DGroup_Single;
567 def : Pat<(prefetch xoaddr:$dst, (i32 0), imm, (i32 1)),
571 let usesCustomInserter = 1 in {
572 let Defs = [CR0] in {
573 def ATOMIC_LOAD_ADD_I8 : Pseudo<
574 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I8",
575 [(set GPRC:$dst, (atomic_load_add_8 xoaddr:$ptr, GPRC:$incr))]>;
576 def ATOMIC_LOAD_SUB_I8 : Pseudo<
577 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I8",
578 [(set GPRC:$dst, (atomic_load_sub_8 xoaddr:$ptr, GPRC:$incr))]>;
579 def ATOMIC_LOAD_AND_I8 : Pseudo<
580 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I8",
581 [(set GPRC:$dst, (atomic_load_and_8 xoaddr:$ptr, GPRC:$incr))]>;
582 def ATOMIC_LOAD_OR_I8 : Pseudo<
583 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I8",
584 [(set GPRC:$dst, (atomic_load_or_8 xoaddr:$ptr, GPRC:$incr))]>;
585 def ATOMIC_LOAD_XOR_I8 : Pseudo<
586 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "ATOMIC_LOAD_XOR_I8",
587 [(set GPRC:$dst, (atomic_load_xor_8 xoaddr:$ptr, GPRC:$incr))]>;
588 def ATOMIC_LOAD_NAND_I8 : Pseudo<
589 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I8",
590 [(set GPRC:$dst, (atomic_load_nand_8 xoaddr:$ptr, GPRC:$incr))]>;
591 def ATOMIC_LOAD_ADD_I16 : Pseudo<
592 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I16",
593 [(set GPRC:$dst, (atomic_load_add_16 xoaddr:$ptr, GPRC:$incr))]>;
594 def ATOMIC_LOAD_SUB_I16 : Pseudo<
595 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I16",
596 [(set GPRC:$dst, (atomic_load_sub_16 xoaddr:$ptr, GPRC:$incr))]>;
597 def ATOMIC_LOAD_AND_I16 : Pseudo<
598 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I16",
599 [(set GPRC:$dst, (atomic_load_and_16 xoaddr:$ptr, GPRC:$incr))]>;
600 def ATOMIC_LOAD_OR_I16 : Pseudo<
601 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I16",
602 [(set GPRC:$dst, (atomic_load_or_16 xoaddr:$ptr, GPRC:$incr))]>;
603 def ATOMIC_LOAD_XOR_I16 : Pseudo<
604 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_XOR_I16",
605 [(set GPRC:$dst, (atomic_load_xor_16 xoaddr:$ptr, GPRC:$incr))]>;
606 def ATOMIC_LOAD_NAND_I16 : Pseudo<
607 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I16",
608 [(set GPRC:$dst, (atomic_load_nand_16 xoaddr:$ptr, GPRC:$incr))]>;
609 def ATOMIC_LOAD_ADD_I32 : Pseudo<
610 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_ADD_I32",
611 [(set GPRC:$dst, (atomic_load_add_32 xoaddr:$ptr, GPRC:$incr))]>;
612 def ATOMIC_LOAD_SUB_I32 : Pseudo<
613 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_SUB_I32",
614 [(set GPRC:$dst, (atomic_load_sub_32 xoaddr:$ptr, GPRC:$incr))]>;
615 def ATOMIC_LOAD_AND_I32 : Pseudo<
616 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_AND_I32",
617 [(set GPRC:$dst, (atomic_load_and_32 xoaddr:$ptr, GPRC:$incr))]>;
618 def ATOMIC_LOAD_OR_I32 : Pseudo<
619 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_OR_I32",
620 [(set GPRC:$dst, (atomic_load_or_32 xoaddr:$ptr, GPRC:$incr))]>;
621 def ATOMIC_LOAD_XOR_I32 : Pseudo<
622 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_XOR_I32",
623 [(set GPRC:$dst, (atomic_load_xor_32 xoaddr:$ptr, GPRC:$incr))]>;
624 def ATOMIC_LOAD_NAND_I32 : Pseudo<
625 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$incr), "#ATOMIC_LOAD_NAND_I32",
626 [(set GPRC:$dst, (atomic_load_nand_32 xoaddr:$ptr, GPRC:$incr))]>;
628 def ATOMIC_CMP_SWAP_I8 : Pseudo<
629 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I8",
631 (atomic_cmp_swap_8 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
632 def ATOMIC_CMP_SWAP_I16 : Pseudo<
633 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I16 $dst $ptr $old $new",
635 (atomic_cmp_swap_16 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
636 def ATOMIC_CMP_SWAP_I32 : Pseudo<
637 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$old, GPRC:$new), "#ATOMIC_CMP_SWAP_I32 $dst $ptr $old $new",
639 (atomic_cmp_swap_32 xoaddr:$ptr, GPRC:$old, GPRC:$new))]>;
641 def ATOMIC_SWAP_I8 : Pseudo<
642 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_i8",
643 [(set GPRC:$dst, (atomic_swap_8 xoaddr:$ptr, GPRC:$new))]>;
644 def ATOMIC_SWAP_I16 : Pseudo<
645 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_I16",
646 [(set GPRC:$dst, (atomic_swap_16 xoaddr:$ptr, GPRC:$new))]>;
647 def ATOMIC_SWAP_I32 : Pseudo<
648 (outs GPRC:$dst), (ins memrr:$ptr, GPRC:$new), "#ATOMIC_SWAP_I32",
649 [(set GPRC:$dst, (atomic_swap_32 xoaddr:$ptr, GPRC:$new))]>;
653 // Instructions to support atomic operations
654 def LWARX : XForm_1<31, 20, (outs GPRC:$rD), (ins memrr:$src),
655 "lwarx $rD, $src", LdStLWARX,
656 [(set GPRC:$rD, (PPClarx xoaddr:$src))]>;
659 def STWCX : XForm_1<31, 150, (outs), (ins GPRC:$rS, memrr:$dst),
660 "stwcx. $rS, $dst", LdStSTWCX,
661 [(PPCstcx GPRC:$rS, xoaddr:$dst)]>,
664 let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
665 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStLoad, [(trap)]>;
667 //===----------------------------------------------------------------------===//
668 // PPC32 Load Instructions.
671 // Unindexed (r+i) Loads.
672 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
673 def LBZ : DForm_1<34, (outs GPRC:$rD), (ins memri:$src),
674 "lbz $rD, $src", LdStLoad,
675 [(set GPRC:$rD, (zextloadi8 iaddr:$src))]>;
676 def LHA : DForm_1<42, (outs GPRC:$rD), (ins memri:$src),
677 "lha $rD, $src", LdStLHA,
678 [(set GPRC:$rD, (sextloadi16 iaddr:$src))]>,
679 PPC970_DGroup_Cracked;
680 def LHZ : DForm_1<40, (outs GPRC:$rD), (ins memri:$src),
681 "lhz $rD, $src", LdStLoad,
682 [(set GPRC:$rD, (zextloadi16 iaddr:$src))]>;
683 def LWZ : DForm_1<32, (outs GPRC:$rD), (ins memri:$src),
684 "lwz $rD, $src", LdStLoad,
685 [(set GPRC:$rD, (load iaddr:$src))]>;
687 def LFS : DForm_1<48, (outs F4RC:$rD), (ins memri:$src),
688 "lfs $rD, $src", LdStLFD,
689 [(set F4RC:$rD, (load iaddr:$src))]>;
690 def LFD : DForm_1<50, (outs F8RC:$rD), (ins memri:$src),
691 "lfd $rD, $src", LdStLFD,
692 [(set F8RC:$rD, (load iaddr:$src))]>;
695 // Unindexed (r+i) Loads with Update (preinc).
697 def LBZU : DForm_1<35, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
698 "lbzu $rD, $addr", LdStLoadUpd,
699 []>, RegConstraint<"$addr.reg = $ea_result">,
700 NoEncode<"$ea_result">;
702 def LHAU : DForm_1<43, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
703 "lhau $rD, $addr", LdStLHAU,
704 []>, RegConstraint<"$addr.reg = $ea_result">,
705 NoEncode<"$ea_result">;
707 def LHZU : DForm_1<41, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
708 "lhzu $rD, $addr", LdStLoadUpd,
709 []>, RegConstraint<"$addr.reg = $ea_result">,
710 NoEncode<"$ea_result">;
712 def LWZU : DForm_1<33, (outs GPRC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
713 "lwzu $rD, $addr", LdStLoadUpd,
714 []>, RegConstraint<"$addr.reg = $ea_result">,
715 NoEncode<"$ea_result">;
717 def LFSU : DForm_1<49, (outs F4RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
718 "lfsu $rD, $addr", LdStLFDU,
719 []>, RegConstraint<"$addr.reg = $ea_result">,
720 NoEncode<"$ea_result">;
722 def LFDU : DForm_1<51, (outs F8RC:$rD, ptr_rc:$ea_result), (ins memri:$addr),
723 "lfdu $rD, $addr", LdStLFDU,
724 []>, RegConstraint<"$addr.reg = $ea_result">,
725 NoEncode<"$ea_result">;
728 // Indexed (r+r) Loads with Update (preinc).
729 def LBZUX : XForm_1<31, 119, (outs GPRC:$rD, ptr_rc:$ea_result),
731 "lbzux $rD, $addr", LdStLoadUpd,
732 []>, RegConstraint<"$addr.offreg = $ea_result">,
733 NoEncode<"$ea_result">;
735 def LHAUX : XForm_1<31, 375, (outs GPRC:$rD, ptr_rc:$ea_result),
737 "lhaux $rD, $addr", LdStLHAU,
738 []>, RegConstraint<"$addr.offreg = $ea_result">,
739 NoEncode<"$ea_result">;
741 def LHZUX : XForm_1<31, 311, (outs GPRC:$rD, ptr_rc:$ea_result),
743 "lhzux $rD, $addr", LdStLoadUpd,
744 []>, RegConstraint<"$addr.offreg = $ea_result">,
745 NoEncode<"$ea_result">;
747 def LWZUX : XForm_1<31, 55, (outs GPRC:$rD, ptr_rc:$ea_result),
749 "lwzux $rD, $addr", LdStLoadUpd,
750 []>, RegConstraint<"$addr.offreg = $ea_result">,
751 NoEncode<"$ea_result">;
753 def LFSUX : XForm_1<31, 567, (outs F4RC:$rD, ptr_rc:$ea_result),
755 "lfsux $rD, $addr", LdStLFDU,
756 []>, RegConstraint<"$addr.offreg = $ea_result">,
757 NoEncode<"$ea_result">;
759 def LFDUX : XForm_1<31, 631, (outs F8RC:$rD, ptr_rc:$ea_result),
761 "lfdux $rD, $addr", LdStLFDU,
762 []>, RegConstraint<"$addr.offreg = $ea_result">,
763 NoEncode<"$ea_result">;
767 // Indexed (r+r) Loads.
769 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
770 def LBZX : XForm_1<31, 87, (outs GPRC:$rD), (ins memrr:$src),
771 "lbzx $rD, $src", LdStLoad,
772 [(set GPRC:$rD, (zextloadi8 xaddr:$src))]>;
773 def LHAX : XForm_1<31, 343, (outs GPRC:$rD), (ins memrr:$src),
774 "lhax $rD, $src", LdStLHA,
775 [(set GPRC:$rD, (sextloadi16 xaddr:$src))]>,
776 PPC970_DGroup_Cracked;
777 def LHZX : XForm_1<31, 279, (outs GPRC:$rD), (ins memrr:$src),
778 "lhzx $rD, $src", LdStLoad,
779 [(set GPRC:$rD, (zextloadi16 xaddr:$src))]>;
780 def LWZX : XForm_1<31, 23, (outs GPRC:$rD), (ins memrr:$src),
781 "lwzx $rD, $src", LdStLoad,
782 [(set GPRC:$rD, (load xaddr:$src))]>;
785 def LHBRX : XForm_1<31, 790, (outs GPRC:$rD), (ins memrr:$src),
786 "lhbrx $rD, $src", LdStLoad,
787 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i16))]>;
788 def LWBRX : XForm_1<31, 534, (outs GPRC:$rD), (ins memrr:$src),
789 "lwbrx $rD, $src", LdStLoad,
790 [(set GPRC:$rD, (PPClbrx xoaddr:$src, i32))]>;
792 def LFSX : XForm_25<31, 535, (outs F4RC:$frD), (ins memrr:$src),
793 "lfsx $frD, $src", LdStLFD,
794 [(set F4RC:$frD, (load xaddr:$src))]>;
795 def LFDX : XForm_25<31, 599, (outs F8RC:$frD), (ins memrr:$src),
796 "lfdx $frD, $src", LdStLFD,
797 [(set F8RC:$frD, (load xaddr:$src))]>;
800 //===----------------------------------------------------------------------===//
801 // PPC32 Store Instructions.
804 // Unindexed (r+i) Stores.
805 let PPC970_Unit = 2 in {
806 def STB : DForm_1<38, (outs), (ins GPRC:$rS, memri:$src),
807 "stb $rS, $src", LdStStore,
808 [(truncstorei8 GPRC:$rS, iaddr:$src)]>;
809 def STH : DForm_1<44, (outs), (ins GPRC:$rS, memri:$src),
810 "sth $rS, $src", LdStStore,
811 [(truncstorei16 GPRC:$rS, iaddr:$src)]>;
812 def STW : DForm_1<36, (outs), (ins GPRC:$rS, memri:$src),
813 "stw $rS, $src", LdStStore,
814 [(store GPRC:$rS, iaddr:$src)]>;
815 def STFS : DForm_1<52, (outs), (ins F4RC:$rS, memri:$dst),
816 "stfs $rS, $dst", LdStSTFD,
817 [(store F4RC:$rS, iaddr:$dst)]>;
818 def STFD : DForm_1<54, (outs), (ins F8RC:$rS, memri:$dst),
819 "stfd $rS, $dst", LdStSTFD,
820 [(store F8RC:$rS, iaddr:$dst)]>;
823 // Unindexed (r+i) Stores with Update (preinc).
824 let PPC970_Unit = 2 in {
825 def STBU : DForm_1a<39, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
826 symbolLo:$ptroff, ptr_rc:$ptrreg),
827 "stbu $rS, $ptroff($ptrreg)", LdStStoreUpd,
828 [(set ptr_rc:$ea_res,
829 (pre_truncsti8 GPRC:$rS, ptr_rc:$ptrreg,
830 iaddroff:$ptroff))]>,
831 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
832 def STHU : DForm_1a<45, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
833 symbolLo:$ptroff, ptr_rc:$ptrreg),
834 "sthu $rS, $ptroff($ptrreg)", LdStStoreUpd,
835 [(set ptr_rc:$ea_res,
836 (pre_truncsti16 GPRC:$rS, ptr_rc:$ptrreg,
837 iaddroff:$ptroff))]>,
838 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
839 def STWU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins GPRC:$rS,
840 symbolLo:$ptroff, ptr_rc:$ptrreg),
841 "stwu $rS, $ptroff($ptrreg)", LdStStoreUpd,
842 [(set ptr_rc:$ea_res, (pre_store GPRC:$rS, ptr_rc:$ptrreg,
843 iaddroff:$ptroff))]>,
844 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
845 def STFSU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F4RC:$rS,
846 symbolLo:$ptroff, ptr_rc:$ptrreg),
847 "stfsu $rS, $ptroff($ptrreg)", LdStSTFDU,
848 [(set ptr_rc:$ea_res, (pre_store F4RC:$rS, ptr_rc:$ptrreg,
849 iaddroff:$ptroff))]>,
850 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
851 def STFDU : DForm_1a<37, (outs ptr_rc:$ea_res), (ins F8RC:$rS,
852 symbolLo:$ptroff, ptr_rc:$ptrreg),
853 "stfdu $rS, $ptroff($ptrreg)", LdStSTFDU,
854 [(set ptr_rc:$ea_res, (pre_store F8RC:$rS, ptr_rc:$ptrreg,
855 iaddroff:$ptroff))]>,
856 RegConstraint<"$ptrreg = $ea_res">, NoEncode<"$ea_res">;
860 // Indexed (r+r) Stores.
862 let PPC970_Unit = 2 in {
863 def STBX : XForm_8<31, 215, (outs), (ins GPRC:$rS, memrr:$dst),
864 "stbx $rS, $dst", LdStStore,
865 [(truncstorei8 GPRC:$rS, xaddr:$dst)]>,
866 PPC970_DGroup_Cracked;
867 def STHX : XForm_8<31, 407, (outs), (ins GPRC:$rS, memrr:$dst),
868 "sthx $rS, $dst", LdStStore,
869 [(truncstorei16 GPRC:$rS, xaddr:$dst)]>,
870 PPC970_DGroup_Cracked;
871 def STWX : XForm_8<31, 151, (outs), (ins GPRC:$rS, memrr:$dst),
872 "stwx $rS, $dst", LdStStore,
873 [(store GPRC:$rS, xaddr:$dst)]>,
874 PPC970_DGroup_Cracked;
876 def STBUX : XForm_8<31, 247, (outs ptr_rc:$ea_res),
877 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
878 "stbux $rS, $ptroff, $ptrreg", LdStStoreUpd,
879 [(set ptr_rc:$ea_res,
880 (pre_truncsti8 GPRC:$rS,
881 ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
882 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
883 PPC970_DGroup_Cracked;
885 def STHUX : XForm_8<31, 439, (outs ptr_rc:$ea_res),
886 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
887 "sthux $rS, $ptroff, $ptrreg", LdStStoreUpd,
888 [(set ptr_rc:$ea_res,
889 (pre_truncsti16 GPRC:$rS,
890 ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
891 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
892 PPC970_DGroup_Cracked;
894 def STWUX : XForm_8<31, 183, (outs ptr_rc:$ea_res),
895 (ins GPRC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
896 "stwux $rS, $ptroff, $ptrreg", LdStStoreUpd,
897 [(set ptr_rc:$ea_res,
898 (pre_store GPRC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
899 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
900 PPC970_DGroup_Cracked;
902 def STFSUX : XForm_8<31, 695, (outs ptr_rc:$ea_res),
903 (ins F4RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
904 "stfsux $rS, $ptroff, $ptrreg", LdStSTFDU,
905 [(set ptr_rc:$ea_res,
906 (pre_store F4RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
907 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
908 PPC970_DGroup_Cracked;
910 def STFDUX : XForm_8<31, 759, (outs ptr_rc:$ea_res),
911 (ins F8RC:$rS, ptr_rc:$ptroff, ptr_rc:$ptrreg),
912 "stfdux $rS, $ptroff, $ptrreg", LdStSTFDU,
913 [(set ptr_rc:$ea_res,
914 (pre_store F8RC:$rS, ptr_rc:$ptrreg, xaddroff:$ptroff))]>,
915 RegConstraint<"$ptroff = $ea_res">, NoEncode<"$ea_res">,
916 PPC970_DGroup_Cracked;
918 def STHBRX: XForm_8<31, 918, (outs), (ins GPRC:$rS, memrr:$dst),
919 "sthbrx $rS, $dst", LdStStore,
920 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i16)]>,
921 PPC970_DGroup_Cracked;
922 def STWBRX: XForm_8<31, 662, (outs), (ins GPRC:$rS, memrr:$dst),
923 "stwbrx $rS, $dst", LdStStore,
924 [(PPCstbrx GPRC:$rS, xoaddr:$dst, i32)]>,
925 PPC970_DGroup_Cracked;
927 def STFIWX: XForm_28<31, 983, (outs), (ins F8RC:$frS, memrr:$dst),
928 "stfiwx $frS, $dst", LdStSTFD,
929 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
931 def STFSX : XForm_28<31, 663, (outs), (ins F4RC:$frS, memrr:$dst),
932 "stfsx $frS, $dst", LdStSTFD,
933 [(store F4RC:$frS, xaddr:$dst)]>;
934 def STFDX : XForm_28<31, 727, (outs), (ins F8RC:$frS, memrr:$dst),
935 "stfdx $frS, $dst", LdStSTFD,
936 [(store F8RC:$frS, xaddr:$dst)]>;
939 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
943 //===----------------------------------------------------------------------===//
944 // PPC32 Arithmetic Instructions.
947 let PPC970_Unit = 1 in { // FXU Operations.
948 def ADDI : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
949 "addi $rD, $rA, $imm", IntSimple,
950 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
951 def ADDIL : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$imm),
952 "addi $rD, $rA, $imm", IntSimple,
953 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
954 let Defs = [CARRY] in {
955 def ADDIC : DForm_2<12, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
956 "addic $rD, $rA, $imm", IntGeneral,
957 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
958 PPC970_DGroup_Cracked;
959 def ADDICo : DForm_2<13, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
960 "addic. $rD, $rA, $imm", IntGeneral,
963 def ADDIS : DForm_2<15, (outs GPRC:$rD), (ins GPRC:$rA, symbolHi:$imm),
964 "addis $rD, $rA, $imm", IntSimple,
965 [(set GPRC:$rD, (add GPRC:$rA, imm16ShiftedSExt:$imm))]>;
966 def LA : DForm_2<14, (outs GPRC:$rD), (ins GPRC:$rA, symbolLo:$sym),
967 "la $rD, $sym($rA)", IntGeneral,
968 [(set GPRC:$rD, (add GPRC:$rA,
969 (PPClo tglobaladdr:$sym, 0)))]>;
970 def MULLI : DForm_2< 7, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
971 "mulli $rD, $rA, $imm", IntMulLI,
972 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
973 let Defs = [CARRY] in {
974 def SUBFIC : DForm_2< 8, (outs GPRC:$rD), (ins GPRC:$rA, s16imm:$imm),
975 "subfic $rD, $rA, $imm", IntGeneral,
976 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
979 let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
980 def LI : DForm_2_r0<14, (outs GPRC:$rD), (ins symbolLo:$imm),
981 "li $rD, $imm", IntSimple,
982 [(set GPRC:$rD, immSExt16:$imm)]>;
983 def LIS : DForm_2_r0<15, (outs GPRC:$rD), (ins symbolHi:$imm),
984 "lis $rD, $imm", IntSimple,
985 [(set GPRC:$rD, imm16ShiftedSExt:$imm)]>;
989 let PPC970_Unit = 1 in { // FXU Operations.
990 def ANDIo : DForm_4<28, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
991 "andi. $dst, $src1, $src2", IntGeneral,
992 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
994 def ANDISo : DForm_4<29, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
995 "andis. $dst, $src1, $src2", IntGeneral,
996 [(set GPRC:$dst, (and GPRC:$src1,imm16ShiftedZExt:$src2))]>,
998 def ORI : DForm_4<24, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
999 "ori $dst, $src1, $src2", IntSimple,
1000 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
1001 def ORIS : DForm_4<25, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1002 "oris $dst, $src1, $src2", IntSimple,
1003 [(set GPRC:$dst, (or GPRC:$src1, imm16ShiftedZExt:$src2))]>;
1004 def XORI : DForm_4<26, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1005 "xori $dst, $src1, $src2", IntSimple,
1006 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
1007 def XORIS : DForm_4<27, (outs GPRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1008 "xoris $dst, $src1, $src2", IntSimple,
1009 [(set GPRC:$dst, (xor GPRC:$src1,imm16ShiftedZExt:$src2))]>;
1010 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntSimple,
1012 def CMPWI : DForm_5_ext<11, (outs CRRC:$crD), (ins GPRC:$rA, s16imm:$imm),
1013 "cmpwi $crD, $rA, $imm", IntCompare>;
1014 def CMPLWI : DForm_6_ext<10, (outs CRRC:$dst), (ins GPRC:$src1, u16imm:$src2),
1015 "cmplwi $dst, $src1, $src2", IntCompare>;
1019 let PPC970_Unit = 1 in { // FXU Operations.
1020 def NAND : XForm_6<31, 476, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1021 "nand $rA, $rS, $rB", IntSimple,
1022 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
1023 def AND : XForm_6<31, 28, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1024 "and $rA, $rS, $rB", IntSimple,
1025 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
1026 def ANDC : XForm_6<31, 60, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1027 "andc $rA, $rS, $rB", IntSimple,
1028 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
1029 def OR : XForm_6<31, 444, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1030 "or $rA, $rS, $rB", IntSimple,
1031 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
1032 def NOR : XForm_6<31, 124, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1033 "nor $rA, $rS, $rB", IntSimple,
1034 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
1035 def ORC : XForm_6<31, 412, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1036 "orc $rA, $rS, $rB", IntSimple,
1037 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
1038 def EQV : XForm_6<31, 284, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1039 "eqv $rA, $rS, $rB", IntSimple,
1040 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
1041 def XOR : XForm_6<31, 316, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1042 "xor $rA, $rS, $rB", IntSimple,
1043 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
1044 def SLW : XForm_6<31, 24, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1045 "slw $rA, $rS, $rB", IntGeneral,
1046 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
1047 def SRW : XForm_6<31, 536, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1048 "srw $rA, $rS, $rB", IntGeneral,
1049 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
1050 let Defs = [CARRY] in {
1051 def SRAW : XForm_6<31, 792, (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB),
1052 "sraw $rA, $rS, $rB", IntShift,
1053 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
1057 let PPC970_Unit = 1 in { // FXU Operations.
1058 let Defs = [CARRY] in {
1059 def SRAWI : XForm_10<31, 824, (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH),
1060 "srawi $rA, $rS, $SH", IntShift,
1061 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
1063 def CNTLZW : XForm_11<31, 26, (outs GPRC:$rA), (ins GPRC:$rS),
1064 "cntlzw $rA, $rS", IntGeneral,
1065 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
1066 def EXTSB : XForm_11<31, 954, (outs GPRC:$rA), (ins GPRC:$rS),
1067 "extsb $rA, $rS", IntSimple,
1068 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
1069 def EXTSH : XForm_11<31, 922, (outs GPRC:$rA), (ins GPRC:$rS),
1070 "extsh $rA, $rS", IntSimple,
1071 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
1073 def CMPW : XForm_16_ext<31, 0, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
1074 "cmpw $crD, $rA, $rB", IntCompare>;
1075 def CMPLW : XForm_16_ext<31, 32, (outs CRRC:$crD), (ins GPRC:$rA, GPRC:$rB),
1076 "cmplw $crD, $rA, $rB", IntCompare>;
1078 let PPC970_Unit = 3 in { // FPU Operations.
1079 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
1080 // "fcmpo $crD, $fA, $fB", FPCompare>;
1081 def FCMPUS : XForm_17<63, 0, (outs CRRC:$crD), (ins F4RC:$fA, F4RC:$fB),
1082 "fcmpu $crD, $fA, $fB", FPCompare>;
1083 def FCMPUD : XForm_17<63, 0, (outs CRRC:$crD), (ins F8RC:$fA, F8RC:$fB),
1084 "fcmpu $crD, $fA, $fB", FPCompare>;
1086 let Uses = [RM] in {
1087 def FCTIWZ : XForm_26<63, 15, (outs F8RC:$frD), (ins F8RC:$frB),
1088 "fctiwz $frD, $frB", FPGeneral,
1089 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
1090 def FRSP : XForm_26<63, 12, (outs F4RC:$frD), (ins F8RC:$frB),
1091 "frsp $frD, $frB", FPGeneral,
1092 [(set F4RC:$frD, (fround F8RC:$frB))]>;
1093 def FSQRT : XForm_26<63, 22, (outs F8RC:$frD), (ins F8RC:$frB),
1094 "fsqrt $frD, $frB", FPSqrt,
1095 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
1096 def FSQRTS : XForm_26<59, 22, (outs F4RC:$frD), (ins F4RC:$frB),
1097 "fsqrts $frD, $frB", FPSqrt,
1098 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
1102 /// Note that FMR is defined as pseudo-ops on the PPC970 because they are
1103 /// often coalesced away and we don't want the dispatch group builder to think
1104 /// that they will fill slots (which could cause the load of a LSU reject to
1105 /// sneak into a d-group with a store).
1106 def FMR : XForm_26<63, 72, (outs F4RC:$frD), (ins F4RC:$frB),
1107 "fmr $frD, $frB", FPGeneral,
1108 []>, // (set F4RC:$frD, F4RC:$frB)
1111 let PPC970_Unit = 3 in { // FPU Operations.
1112 // These are artificially split into two different forms, for 4/8 byte FP.
1113 def FABSS : XForm_26<63, 264, (outs F4RC:$frD), (ins F4RC:$frB),
1114 "fabs $frD, $frB", FPGeneral,
1115 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
1116 def FABSD : XForm_26<63, 264, (outs F8RC:$frD), (ins F8RC:$frB),
1117 "fabs $frD, $frB", FPGeneral,
1118 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
1119 def FNABSS : XForm_26<63, 136, (outs F4RC:$frD), (ins F4RC:$frB),
1120 "fnabs $frD, $frB", FPGeneral,
1121 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
1122 def FNABSD : XForm_26<63, 136, (outs F8RC:$frD), (ins F8RC:$frB),
1123 "fnabs $frD, $frB", FPGeneral,
1124 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
1125 def FNEGS : XForm_26<63, 40, (outs F4RC:$frD), (ins F4RC:$frB),
1126 "fneg $frD, $frB", FPGeneral,
1127 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
1128 def FNEGD : XForm_26<63, 40, (outs F8RC:$frD), (ins F8RC:$frB),
1129 "fneg $frD, $frB", FPGeneral,
1130 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
1134 // XL-Form instructions. condition register logical ops.
1136 def MCRF : XLForm_3<19, 0, (outs CRRC:$BF), (ins CRRC:$BFA),
1137 "mcrf $BF, $BFA", BrMCR>,
1138 PPC970_DGroup_First, PPC970_Unit_CRU;
1140 def CREQV : XLForm_1<19, 289, (outs CRBITRC:$CRD),
1141 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1142 "creqv $CRD, $CRA, $CRB", BrCR,
1145 def CROR : XLForm_1<19, 449, (outs CRBITRC:$CRD),
1146 (ins CRBITRC:$CRA, CRBITRC:$CRB),
1147 "cror $CRD, $CRA, $CRB", BrCR,
1150 def CRSET : XLForm_1_ext<19, 289, (outs CRBITRC:$dst), (ins),
1151 "creqv $dst, $dst, $dst", BrCR,
1154 def CRUNSET: XLForm_1_ext<19, 193, (outs CRBITRC:$dst), (ins),
1155 "crxor $dst, $dst, $dst", BrCR,
1158 let Defs = [CR1EQ], CRD = 6 in {
1159 def CR6SET : XLForm_1_ext<19, 289, (outs), (ins),
1160 "creqv 6, 6, 6", BrCR,
1163 def CR6UNSET: XLForm_1_ext<19, 193, (outs), (ins),
1164 "crxor 6, 6, 6", BrCR,
1168 // XFX-Form instructions. Instructions that deal with SPRs.
1170 let Uses = [CTR] in {
1171 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs GPRC:$rT), (ins),
1172 "mfctr $rT", SprMFSPR>,
1173 PPC970_DGroup_First, PPC970_Unit_FXU;
1175 let Defs = [CTR], Pattern = [(PPCmtctr GPRC:$rS)] in {
1176 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins GPRC:$rS),
1177 "mtctr $rS", SprMTSPR>,
1178 PPC970_DGroup_First, PPC970_Unit_FXU;
1181 let Defs = [LR] in {
1182 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins GPRC:$rS),
1183 "mtlr $rS", SprMTSPR>,
1184 PPC970_DGroup_First, PPC970_Unit_FXU;
1186 let Uses = [LR] in {
1187 def MFLR : XFXForm_1_ext<31, 339, 8, (outs GPRC:$rT), (ins),
1188 "mflr $rT", SprMFSPR>,
1189 PPC970_DGroup_First, PPC970_Unit_FXU;
1192 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1193 // a GPR on the PPC970. As such, copies in and out have the same performance
1194 // characteristics as an OR instruction.
1195 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins GPRC:$rS),
1196 "mtspr 256, $rS", IntGeneral>,
1197 PPC970_DGroup_Single, PPC970_Unit_FXU;
1198 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs GPRC:$rT), (ins),
1199 "mfspr $rT, 256", IntGeneral>,
1200 PPC970_DGroup_First, PPC970_Unit_FXU;
1202 def MTCRF : XFXForm_5<31, 144, (outs crbitm:$FXM), (ins GPRC:$rS),
1203 "mtcrf $FXM, $rS", BrMCRX>,
1204 PPC970_MicroCode, PPC970_Unit_CRU;
1206 // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters;
1207 // declaring that here gives the local register allocator problems with this:
1209 // MFCR <kill of whatever preg got assigned to vreg>
1210 // while not declaring it breaks DeadMachineInstructionElimination.
1211 // As it turns out, in all cases where we currently use this,
1212 // we're only interested in one subregister of it. Represent this in the
1213 // instruction to keep the register allocator from becoming confused.
1215 // FIXME: Make this a real Pseudo instruction when the JIT switches to MC.
1216 def MFCRpseud: XFXForm_3<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1217 "#MFCRpseud", SprMFCR>,
1218 PPC970_MicroCode, PPC970_Unit_CRU;
1220 def MFCR : XFXForm_3<31, 19, (outs GPRC:$rT), (ins),
1221 "mfcr $rT", SprMFCR>,
1222 PPC970_MicroCode, PPC970_Unit_CRU;
1224 def MFOCRF: XFXForm_5a<31, 19, (outs GPRC:$rT), (ins crbitm:$FXM),
1225 "mfocrf $rT, $FXM", SprMFCR>,
1226 PPC970_DGroup_First, PPC970_Unit_CRU;
1228 // Instructions to manipulate FPSCR. Only long double handling uses these.
1229 // FPSCR is not modelled; we use the SDNode Flag to keep things in order.
1231 let Uses = [RM], Defs = [RM] in {
1232 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1233 "mtfsb0 $FM", IntMTFSB0,
1234 [(PPCmtfsb0 (i32 imm:$FM))]>,
1235 PPC970_DGroup_Single, PPC970_Unit_FPU;
1236 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1237 "mtfsb1 $FM", IntMTFSB0,
1238 [(PPCmtfsb1 (i32 imm:$FM))]>,
1239 PPC970_DGroup_Single, PPC970_Unit_FPU;
1240 // MTFSF does not actually produce an FP result. We pretend it copies
1241 // input reg B to the output. If we didn't do this it would look like the
1242 // instruction had no outputs (because we aren't modelling the FPSCR) and
1243 // it would be deleted.
1244 def MTFSF : XFLForm<63, 711, (outs F8RC:$FRA),
1245 (ins i32imm:$FM, F8RC:$rT, F8RC:$FRB),
1246 "mtfsf $FM, $rT", "$FRB = $FRA", IntMTFSB0,
1247 [(set F8RC:$FRA, (PPCmtfsf (i32 imm:$FM),
1248 F8RC:$rT, F8RC:$FRB))]>,
1249 PPC970_DGroup_Single, PPC970_Unit_FPU;
1251 let Uses = [RM] in {
1252 def MFFS : XForm_42<63, 583, (outs F8RC:$rT), (ins),
1253 "mffs $rT", IntMFFS,
1254 [(set F8RC:$rT, (PPCmffs))]>,
1255 PPC970_DGroup_Single, PPC970_Unit_FPU;
1256 def FADDrtz: AForm_2<63, 21,
1257 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1258 "fadd $FRT, $FRA, $FRB", FPAddSub,
1259 [(set F8RC:$FRT, (PPCfaddrtz F8RC:$FRA, F8RC:$FRB))]>,
1260 PPC970_DGroup_Single, PPC970_Unit_FPU;
1264 let PPC970_Unit = 1 in { // FXU Operations.
1266 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1268 def ADD4 : XOForm_1<31, 266, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1269 "add $rT, $rA, $rB", IntSimple,
1270 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
1271 let Defs = [CARRY] in {
1272 def ADDC : XOForm_1<31, 10, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1273 "addc $rT, $rA, $rB", IntGeneral,
1274 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
1275 PPC970_DGroup_Cracked;
1277 def DIVW : XOForm_1<31, 491, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1278 "divw $rT, $rA, $rB", IntDivW,
1279 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
1280 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1281 def DIVWU : XOForm_1<31, 459, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1282 "divwu $rT, $rA, $rB", IntDivW,
1283 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
1284 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1285 def MULHW : XOForm_1<31, 75, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1286 "mulhw $rT, $rA, $rB", IntMulHW,
1287 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
1288 def MULHWU : XOForm_1<31, 11, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1289 "mulhwu $rT, $rA, $rB", IntMulHWU,
1290 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
1291 def MULLW : XOForm_1<31, 235, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1292 "mullw $rT, $rA, $rB", IntMulHW,
1293 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
1294 def SUBF : XOForm_1<31, 40, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1295 "subf $rT, $rA, $rB", IntGeneral,
1296 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
1297 let Defs = [CARRY] in {
1298 def SUBFC : XOForm_1<31, 8, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1299 "subfc $rT, $rA, $rB", IntGeneral,
1300 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
1301 PPC970_DGroup_Cracked;
1303 def NEG : XOForm_3<31, 104, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1304 "neg $rT, $rA", IntSimple,
1305 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
1306 let Uses = [CARRY], Defs = [CARRY] in {
1307 def ADDE : XOForm_1<31, 138, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1308 "adde $rT, $rA, $rB", IntGeneral,
1309 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
1310 def ADDME : XOForm_3<31, 234, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1311 "addme $rT, $rA", IntGeneral,
1312 [(set GPRC:$rT, (adde GPRC:$rA, -1))]>;
1313 def ADDZE : XOForm_3<31, 202, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1314 "addze $rT, $rA", IntGeneral,
1315 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
1316 def SUBFE : XOForm_1<31, 136, 0, (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB),
1317 "subfe $rT, $rA, $rB", IntGeneral,
1318 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
1319 def SUBFME : XOForm_3<31, 232, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1320 "subfme $rT, $rA", IntGeneral,
1321 [(set GPRC:$rT, (sube -1, GPRC:$rA))]>;
1322 def SUBFZE : XOForm_3<31, 200, 0, (outs GPRC:$rT), (ins GPRC:$rA),
1323 "subfze $rT, $rA", IntGeneral,
1324 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
1328 // A-Form instructions. Most of the instructions executed in the FPU are of
1331 let PPC970_Unit = 3 in { // FPU Operations.
1332 let Uses = [RM] in {
1333 def FMADD : AForm_1<63, 29,
1334 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1335 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1337 (fma F8RC:$FRA, F8RC:$FRC, F8RC:$FRB))]>;
1338 def FMADDS : AForm_1<59, 29,
1339 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1340 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1342 (fma F4RC:$FRA, F4RC:$FRC, F4RC:$FRB))]>;
1343 def FMSUB : AForm_1<63, 28,
1344 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1345 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1347 (fma F8RC:$FRA, F8RC:$FRC, (fneg F8RC:$FRB)))]>;
1348 def FMSUBS : AForm_1<59, 28,
1349 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1350 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1352 (fma F4RC:$FRA, F4RC:$FRC, (fneg F4RC:$FRB)))]>;
1353 def FNMADD : AForm_1<63, 31,
1354 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1355 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
1357 (fneg (fma F8RC:$FRA, F8RC:$FRC, F8RC:$FRB)))]>;
1358 def FNMADDS : AForm_1<59, 31,
1359 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1360 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
1362 (fneg (fma F4RC:$FRA, F4RC:$FRC, F4RC:$FRB)))]>;
1363 def FNMSUB : AForm_1<63, 30,
1364 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1365 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
1366 [(set F8RC:$FRT, (fneg (fma F8RC:$FRA, F8RC:$FRC,
1367 (fneg F8RC:$FRB))))]>;
1368 def FNMSUBS : AForm_1<59, 30,
1369 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1370 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
1371 [(set F4RC:$FRT, (fneg (fma F4RC:$FRA, F4RC:$FRC,
1372 (fneg F4RC:$FRB))))]>;
1374 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1375 // having 4 of these, force the comparison to always be an 8-byte double (code
1376 // should use an FMRSD if the input comparison value really wants to be a float)
1377 // and 4/8 byte forms for the result and operand type..
1378 def FSELD : AForm_1<63, 23,
1379 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
1380 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1381 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
1382 def FSELS : AForm_1<63, 23,
1383 (outs F4RC:$FRT), (ins F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
1384 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
1385 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
1386 let Uses = [RM] in {
1387 def FADD : AForm_2<63, 21,
1388 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1389 "fadd $FRT, $FRA, $FRB", FPAddSub,
1390 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
1391 def FADDS : AForm_2<59, 21,
1392 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1393 "fadds $FRT, $FRA, $FRB", FPGeneral,
1394 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
1395 def FDIV : AForm_2<63, 18,
1396 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1397 "fdiv $FRT, $FRA, $FRB", FPDivD,
1398 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
1399 def FDIVS : AForm_2<59, 18,
1400 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1401 "fdivs $FRT, $FRA, $FRB", FPDivS,
1402 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
1403 def FMUL : AForm_3<63, 25,
1404 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRC),
1405 "fmul $FRT, $FRA, $FRC", FPFused,
1406 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRC))]>;
1407 def FMULS : AForm_3<59, 25,
1408 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRC),
1409 "fmuls $FRT, $FRA, $FRC", FPGeneral,
1410 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRC))]>;
1411 def FSUB : AForm_2<63, 20,
1412 (outs F8RC:$FRT), (ins F8RC:$FRA, F8RC:$FRB),
1413 "fsub $FRT, $FRA, $FRB", FPAddSub,
1414 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
1415 def FSUBS : AForm_2<59, 20,
1416 (outs F4RC:$FRT), (ins F4RC:$FRA, F4RC:$FRB),
1417 "fsubs $FRT, $FRA, $FRB", FPGeneral,
1418 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
1422 let PPC970_Unit = 1 in { // FXU Operations.
1423 def ISEL : AForm_4<31, 15,
1424 (outs GPRC:$rT), (ins GPRC:$rA, GPRC:$rB, pred:$cond),
1425 "isel $rT, $rA, $rB, $cond", IntGeneral,
1429 let PPC970_Unit = 1 in { // FXU Operations.
1430 // M-Form instructions. rotate and mask instructions.
1432 let isCommutable = 1 in {
1433 // RLWIMI can be commuted if the rotate amount is zero.
1434 def RLWIMI : MForm_2<20,
1435 (outs GPRC:$rA), (ins GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
1436 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
1437 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1440 def RLWINM : MForm_2<21,
1441 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1442 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1444 def RLWINMo : MForm_2<21,
1445 (outs GPRC:$rA), (ins GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1446 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1447 []>, isDOT, PPC970_DGroup_Cracked;
1448 def RLWNM : MForm_2<23,
1449 (outs GPRC:$rA), (ins GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
1450 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
1455 //===----------------------------------------------------------------------===//
1456 // PowerPC Instruction Patterns
1459 // Arbitrary immediate support. Implement in terms of LIS/ORI.
1460 def : Pat<(i32 imm:$imm),
1461 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
1463 // Implement the 'not' operation with the NOR instruction.
1464 def NOT : Pat<(not GPRC:$in),
1465 (NOR GPRC:$in, GPRC:$in)>;
1467 // ADD an arbitrary immediate.
1468 def : Pat<(add GPRC:$in, imm:$imm),
1469 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
1470 // OR an arbitrary immediate.
1471 def : Pat<(or GPRC:$in, imm:$imm),
1472 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1473 // XOR an arbitrary immediate.
1474 def : Pat<(xor GPRC:$in, imm:$imm),
1475 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
1477 def : Pat<(sub immSExt16:$imm, GPRC:$in),
1478 (SUBFIC GPRC:$in, imm:$imm)>;
1481 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1482 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1483 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1484 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1487 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1488 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1489 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1490 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1493 def : Pat<(and (rotl GPRC:$in, GPRC:$sh), maskimm32:$imm),
1494 (RLWNM GPRC:$in, GPRC:$sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
1497 def : Pat<(PPCcall_Darwin (i32 tglobaladdr:$dst)),
1498 (BL_Darwin tglobaladdr:$dst)>;
1499 def : Pat<(PPCcall_Darwin (i32 texternalsym:$dst)),
1500 (BL_Darwin texternalsym:$dst)>;
1501 def : Pat<(PPCcall_SVR4 (i32 tglobaladdr:$dst)),
1502 (BL_SVR4 tglobaladdr:$dst)>;
1503 def : Pat<(PPCcall_SVR4 (i32 texternalsym:$dst)),
1504 (BL_SVR4 texternalsym:$dst)>;
1507 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
1508 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
1510 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
1511 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
1513 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
1514 (TCRETURNri CTRRC:$dst, imm:$imm)>;
1518 // Hi and Lo for Darwin Global Addresses.
1519 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1520 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1521 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1522 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1523 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
1524 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
1525 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
1526 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
1527 def : Pat<(PPChi tglobaltlsaddr:$g, GPRC:$in),
1528 (ADDIS GPRC:$in, tglobaltlsaddr:$g)>;
1529 def : Pat<(PPClo tglobaltlsaddr:$g, GPRC:$in),
1530 (ADDIL GPRC:$in, tglobaltlsaddr:$g)>;
1531 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1532 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1533 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1534 (ADDIS GPRC:$in, tconstpool:$g)>;
1535 def : Pat<(add GPRC:$in, (PPChi tjumptable:$g, 0)),
1536 (ADDIS GPRC:$in, tjumptable:$g)>;
1537 def : Pat<(add GPRC:$in, (PPChi tblockaddress:$g, 0)),
1538 (ADDIS GPRC:$in, tblockaddress:$g)>;
1540 // Standard shifts. These are represented separately from the real shifts above
1541 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1543 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1544 (SRAW GPRC:$rS, GPRC:$rB)>;
1545 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1546 (SRW GPRC:$rS, GPRC:$rB)>;
1547 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1548 (SLW GPRC:$rS, GPRC:$rB)>;
1550 def : Pat<(zextloadi1 iaddr:$src),
1552 def : Pat<(zextloadi1 xaddr:$src),
1554 def : Pat<(extloadi1 iaddr:$src),
1556 def : Pat<(extloadi1 xaddr:$src),
1558 def : Pat<(extloadi8 iaddr:$src),
1560 def : Pat<(extloadi8 xaddr:$src),
1562 def : Pat<(extloadi16 iaddr:$src),
1564 def : Pat<(extloadi16 xaddr:$src),
1566 def : Pat<(f64 (extloadf32 iaddr:$src)),
1567 (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>;
1568 def : Pat<(f64 (extloadf32 xaddr:$src)),
1569 (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>;
1571 def : Pat<(f64 (fextend F4RC:$src)),
1572 (COPY_TO_REGCLASS F4RC:$src, F8RC)>;
1575 def : Pat<(membarrier (i32 imm /*ll*/),
1579 (i32 imm /*device*/)),
1582 def : Pat<(atomic_fence (imm), (imm)), (SYNC)>;
1584 include "PPCInstrAltivec.td"
1585 include "PPCInstr64Bit.td"