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_PPClfiwx : SDTypeProfile<1, 1, [ // lfiw[az]x
24 SDTCisVT<0, f64>, SDTCisPtrTy<1>
27 def SDT_PPCCallSeqStart : SDCallSeqStart<[ SDTCisVT<0, i32> ]>;
28 def SDT_PPCCallSeqEnd : SDCallSeqEnd<[ SDTCisVT<0, i32>,
30 def SDT_PPCvperm : SDTypeProfile<1, 3, [
31 SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>
34 def SDT_PPCvcmp : SDTypeProfile<1, 3, [
35 SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32>
38 def SDT_PPCcondbr : SDTypeProfile<0, 3, [
39 SDTCisVT<0, i32>, SDTCisVT<2, OtherVT>
42 def SDT_PPClbrx : SDTypeProfile<1, 2, [
43 SDTCisInt<0>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
45 def SDT_PPCstbrx : SDTypeProfile<0, 3, [
46 SDTCisInt<0>, SDTCisPtrTy<1>, SDTCisVT<2, OtherVT>
49 def SDT_PPClarx : SDTypeProfile<1, 1, [
50 SDTCisInt<0>, SDTCisPtrTy<1>
52 def SDT_PPCstcx : SDTypeProfile<0, 2, [
53 SDTCisInt<0>, SDTCisPtrTy<1>
56 def SDT_PPCTC_ret : SDTypeProfile<0, 2, [
57 SDTCisPtrTy<0>, SDTCisVT<1, i32>
61 //===----------------------------------------------------------------------===//
62 // PowerPC specific DAG Nodes.
65 def PPCfre : SDNode<"PPCISD::FRE", SDTFPUnaryOp, []>;
66 def PPCfrsqrte: SDNode<"PPCISD::FRSQRTE", SDTFPUnaryOp, []>;
68 def PPCfcfid : SDNode<"PPCISD::FCFID", SDTFPUnaryOp, []>;
69 def PPCfcfidu : SDNode<"PPCISD::FCFIDU", SDTFPUnaryOp, []>;
70 def PPCfcfids : SDNode<"PPCISD::FCFIDS", SDTFPRoundOp, []>;
71 def PPCfcfidus: SDNode<"PPCISD::FCFIDUS", SDTFPRoundOp, []>;
72 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
73 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
74 def PPCfctiduz: SDNode<"PPCISD::FCTIDUZ",SDTFPUnaryOp, []>;
75 def PPCfctiwuz: SDNode<"PPCISD::FCTIWUZ",SDTFPUnaryOp, []>;
76 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx,
77 [SDNPHasChain, SDNPMayStore]>;
78 def PPClfiwax : SDNode<"PPCISD::LFIWAX", SDT_PPClfiwx,
79 [SDNPHasChain, SDNPMayLoad]>;
80 def PPClfiwzx : SDNode<"PPCISD::LFIWZX", SDT_PPClfiwx,
81 [SDNPHasChain, SDNPMayLoad]>;
83 // Extract FPSCR (not modeled at the DAG level).
84 def PPCmffs : SDNode<"PPCISD::MFFS",
85 SDTypeProfile<1, 0, [SDTCisVT<0, f64>]>, []>;
87 // Perform FADD in round-to-zero mode.
88 def PPCfaddrtz: SDNode<"PPCISD::FADDRTZ", SDTFPBinOp, []>;
91 def PPCfsel : SDNode<"PPCISD::FSEL",
92 // Type constraint for fsel.
93 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
94 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
96 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
97 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
98 def PPCtoc_entry: SDNode<"PPCISD::TOC_ENTRY", SDTIntBinOp, [SDNPMayLoad]>;
99 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
100 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
102 def PPCaddisGotTprelHA : SDNode<"PPCISD::ADDIS_GOT_TPREL_HA", SDTIntBinOp>;
103 def PPCldGotTprelL : SDNode<"PPCISD::LD_GOT_TPREL_L", SDTIntBinOp,
105 def PPCaddTls : SDNode<"PPCISD::ADD_TLS", SDTIntBinOp, []>;
106 def PPCaddisTlsgdHA : SDNode<"PPCISD::ADDIS_TLSGD_HA", SDTIntBinOp>;
107 def PPCaddiTlsgdL : SDNode<"PPCISD::ADDI_TLSGD_L", SDTIntBinOp>;
108 def PPCgetTlsAddr : SDNode<"PPCISD::GET_TLS_ADDR", SDTIntBinOp>;
109 def PPCaddisTlsldHA : SDNode<"PPCISD::ADDIS_TLSLD_HA", SDTIntBinOp>;
110 def PPCaddiTlsldL : SDNode<"PPCISD::ADDI_TLSLD_L", SDTIntBinOp>;
111 def PPCgetTlsldAddr : SDNode<"PPCISD::GET_TLSLD_ADDR", SDTIntBinOp>;
112 def PPCaddisDtprelHA : SDNode<"PPCISD::ADDIS_DTPREL_HA", SDTIntBinOp,
114 def PPCaddiDtprelL : SDNode<"PPCISD::ADDI_DTPREL_L", SDTIntBinOp>;
116 def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
118 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
119 // amounts. These nodes are generated by the multi-precision shift code.
120 def PPCsrl : SDNode<"PPCISD::SRL" , SDTIntShiftOp>;
121 def PPCsra : SDNode<"PPCISD::SRA" , SDTIntShiftOp>;
122 def PPCshl : SDNode<"PPCISD::SHL" , SDTIntShiftOp>;
124 // These are target-independent nodes, but have target-specific formats.
125 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeqStart,
126 [SDNPHasChain, SDNPOutGlue]>;
127 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeqEnd,
128 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
130 def SDT_PPCCall : SDTypeProfile<0, -1, [SDTCisInt<0>]>;
131 def PPCcall : SDNode<"PPCISD::CALL", SDT_PPCCall,
132 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
134 def PPCcall_nop : SDNode<"PPCISD::CALL_NOP", SDT_PPCCall,
135 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
137 def PPCload : SDNode<"PPCISD::LOAD", SDTypeProfile<1, 1, []>,
138 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
139 def PPCload_toc : SDNode<"PPCISD::LOAD_TOC", SDTypeProfile<0, 1, []>,
140 [SDNPHasChain, SDNPSideEffect,
141 SDNPInGlue, SDNPOutGlue]>;
142 def PPCtoc_restore : SDNode<"PPCISD::TOC_RESTORE", SDTypeProfile<0, 0, []>,
143 [SDNPHasChain, SDNPSideEffect,
144 SDNPInGlue, SDNPOutGlue]>;
145 def PPCmtctr : SDNode<"PPCISD::MTCTR", SDT_PPCCall,
146 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
147 def PPCbctrl : SDNode<"PPCISD::BCTRL", SDTNone,
148 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue,
151 def retflag : SDNode<"PPCISD::RET_FLAG", SDTNone,
152 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
154 def PPCtc_return : SDNode<"PPCISD::TC_RETURN", SDT_PPCTC_ret,
155 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
157 def PPCeh_sjlj_setjmp : SDNode<"PPCISD::EH_SJLJ_SETJMP",
158 SDTypeProfile<1, 1, [SDTCisInt<0>,
160 [SDNPHasChain, SDNPSideEffect]>;
161 def PPCeh_sjlj_longjmp : SDNode<"PPCISD::EH_SJLJ_LONGJMP",
162 SDTypeProfile<0, 1, [SDTCisPtrTy<0>]>,
163 [SDNPHasChain, SDNPSideEffect]>;
165 def SDT_PPCsc : SDTypeProfile<0, 1, [SDTCisInt<0>]>;
166 def PPCsc : SDNode<"PPCISD::SC", SDT_PPCsc,
167 [SDNPHasChain, SDNPSideEffect]>;
169 def PPCvcmp : SDNode<"PPCISD::VCMP" , SDT_PPCvcmp, []>;
170 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp, [SDNPOutGlue]>;
172 def PPCcondbranch : SDNode<"PPCISD::COND_BRANCH", SDT_PPCcondbr,
173 [SDNPHasChain, SDNPOptInGlue]>;
175 def PPClbrx : SDNode<"PPCISD::LBRX", SDT_PPClbrx,
176 [SDNPHasChain, SDNPMayLoad]>;
177 def PPCstbrx : SDNode<"PPCISD::STBRX", SDT_PPCstbrx,
178 [SDNPHasChain, SDNPMayStore]>;
180 // Instructions to set/unset CR bit 6 for SVR4 vararg calls
181 def PPCcr6set : SDNode<"PPCISD::CR6SET", SDTNone,
182 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
183 def PPCcr6unset : SDNode<"PPCISD::CR6UNSET", SDTNone,
184 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
186 // Instructions to support atomic operations
187 def PPClarx : SDNode<"PPCISD::LARX", SDT_PPClarx,
188 [SDNPHasChain, SDNPMayLoad]>;
189 def PPCstcx : SDNode<"PPCISD::STCX", SDT_PPCstcx,
190 [SDNPHasChain, SDNPMayStore]>;
192 // Instructions to support medium and large code model
193 def PPCaddisTocHA : SDNode<"PPCISD::ADDIS_TOC_HA", SDTIntBinOp, []>;
194 def PPCldTocL : SDNode<"PPCISD::LD_TOC_L", SDTIntBinOp, [SDNPMayLoad]>;
195 def PPCaddiTocL : SDNode<"PPCISD::ADDI_TOC_L", SDTIntBinOp, []>;
198 // Instructions to support dynamic alloca.
199 def SDTDynOp : SDTypeProfile<1, 2, []>;
200 def PPCdynalloc : SDNode<"PPCISD::DYNALLOC", SDTDynOp, [SDNPHasChain]>;
202 //===----------------------------------------------------------------------===//
203 // PowerPC specific transformation functions and pattern fragments.
206 def SHL32 : SDNodeXForm<imm, [{
207 // Transformation function: 31 - imm
208 return getI32Imm(31 - N->getZExtValue());
211 def SRL32 : SDNodeXForm<imm, [{
212 // Transformation function: 32 - imm
213 return N->getZExtValue() ? getI32Imm(32 - N->getZExtValue()) : getI32Imm(0);
216 def LO16 : SDNodeXForm<imm, [{
217 // Transformation function: get the low 16 bits.
218 return getI32Imm((unsigned short)N->getZExtValue());
221 def HI16 : SDNodeXForm<imm, [{
222 // Transformation function: shift the immediate value down into the low bits.
223 return getI32Imm((unsigned)N->getZExtValue() >> 16);
226 def HA16 : SDNodeXForm<imm, [{
227 // Transformation function: shift the immediate value down into the low bits.
228 signed int Val = N->getZExtValue();
229 return getI32Imm((Val - (signed short)Val) >> 16);
231 def MB : SDNodeXForm<imm, [{
232 // Transformation function: get the start bit of a mask
234 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
235 return getI32Imm(mb);
238 def ME : SDNodeXForm<imm, [{
239 // Transformation function: get the end bit of a mask
241 (void)isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
242 return getI32Imm(me);
244 def maskimm32 : PatLeaf<(imm), [{
245 // maskImm predicate - True if immediate is a run of ones.
247 if (N->getValueType(0) == MVT::i32)
248 return isRunOfOnes((unsigned)N->getZExtValue(), mb, me);
253 def imm32SExt16 : Operand<i32>, ImmLeaf<i32, [{
254 // imm32SExt16 predicate - True if the i32 immediate fits in a 16-bit
255 // sign extended field. Used by instructions like 'addi'.
256 return (int32_t)Imm == (short)Imm;
258 def imm64SExt16 : Operand<i64>, ImmLeaf<i64, [{
259 // imm64SExt16 predicate - True if the i64 immediate fits in a 16-bit
260 // sign extended field. Used by instructions like 'addi'.
261 return (int64_t)Imm == (short)Imm;
263 def immZExt16 : PatLeaf<(imm), [{
264 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
265 // field. Used by instructions like 'ori'.
266 return (uint64_t)N->getZExtValue() == (unsigned short)N->getZExtValue();
269 // imm16Shifted* - These match immediates where the low 16-bits are zero. There
270 // are two forms: imm16ShiftedSExt and imm16ShiftedZExt. These two forms are
271 // identical in 32-bit mode, but in 64-bit mode, they return true if the
272 // immediate fits into a sign/zero extended 32-bit immediate (with the low bits
274 def imm16ShiftedZExt : PatLeaf<(imm), [{
275 // imm16ShiftedZExt predicate - True if only bits in the top 16-bits of the
276 // immediate are set. Used by instructions like 'xoris'.
277 return (N->getZExtValue() & ~uint64_t(0xFFFF0000)) == 0;
280 def imm16ShiftedSExt : PatLeaf<(imm), [{
281 // imm16ShiftedSExt predicate - True if only bits in the top 16-bits of the
282 // immediate are set. Used by instructions like 'addis'. Identical to
283 // imm16ShiftedZExt in 32-bit mode.
284 if (N->getZExtValue() & 0xFFFF) return false;
285 if (N->getValueType(0) == MVT::i32)
287 // For 64-bit, make sure it is sext right.
288 return N->getZExtValue() == (uint64_t)(int)N->getZExtValue();
291 // Some r+i load/store instructions (such as LD, STD, LDU, etc.) that require
292 // restricted memrix (4-aligned) constants are alignment sensitive. If these
293 // offsets are hidden behind TOC entries than the values of the lower-order
294 // bits cannot be checked directly. As a result, we need to also incorporate
295 // an alignment check into the relevant patterns.
297 def aligned4load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
298 return cast<LoadSDNode>(N)->getAlignment() >= 4;
300 def aligned4store : PatFrag<(ops node:$val, node:$ptr),
301 (store node:$val, node:$ptr), [{
302 return cast<StoreSDNode>(N)->getAlignment() >= 4;
304 def aligned4sextloadi32 : PatFrag<(ops node:$ptr), (sextloadi32 node:$ptr), [{
305 return cast<LoadSDNode>(N)->getAlignment() >= 4;
307 def aligned4pre_store : PatFrag<
308 (ops node:$val, node:$base, node:$offset),
309 (pre_store node:$val, node:$base, node:$offset), [{
310 return cast<StoreSDNode>(N)->getAlignment() >= 4;
313 def unaligned4load : PatFrag<(ops node:$ptr), (load node:$ptr), [{
314 return cast<LoadSDNode>(N)->getAlignment() < 4;
316 def unaligned4store : PatFrag<(ops node:$val, node:$ptr),
317 (store node:$val, node:$ptr), [{
318 return cast<StoreSDNode>(N)->getAlignment() < 4;
320 def unaligned4sextloadi32 : PatFrag<(ops node:$ptr), (sextloadi32 node:$ptr), [{
321 return cast<LoadSDNode>(N)->getAlignment() < 4;
324 //===----------------------------------------------------------------------===//
325 // PowerPC Flag Definitions.
327 class isPPC64 { bit PPC64 = 1; }
328 class isDOT { bit RC = 1; }
330 class RegConstraint<string C> {
331 string Constraints = C;
333 class NoEncode<string E> {
334 string DisableEncoding = E;
338 //===----------------------------------------------------------------------===//
339 // PowerPC Operand Definitions.
341 // In the default PowerPC assembler syntax, registers are specified simply
342 // by number, so they cannot be distinguished from immediate values (without
343 // looking at the opcode). This means that the default operand matching logic
344 // for the asm parser does not work, and we need to specify custom matchers.
345 // Since those can only be specified with RegisterOperand classes and not
346 // directly on the RegisterClass, all instructions patterns used by the asm
347 // parser need to use a RegisterOperand (instead of a RegisterClass) for
348 // all their register operands.
349 // For this purpose, we define one RegisterOperand for each RegisterClass,
350 // using the same name as the class, just in lower case.
352 def PPCRegGPRCAsmOperand : AsmOperandClass {
353 let Name = "RegGPRC"; let PredicateMethod = "isRegNumber";
355 def gprc : RegisterOperand<GPRC> {
356 let ParserMatchClass = PPCRegGPRCAsmOperand;
358 def PPCRegG8RCAsmOperand : AsmOperandClass {
359 let Name = "RegG8RC"; let PredicateMethod = "isRegNumber";
361 def g8rc : RegisterOperand<G8RC> {
362 let ParserMatchClass = PPCRegG8RCAsmOperand;
364 def PPCRegGPRCNoR0AsmOperand : AsmOperandClass {
365 let Name = "RegGPRCNoR0"; let PredicateMethod = "isRegNumber";
367 def gprc_nor0 : RegisterOperand<GPRC_NOR0> {
368 let ParserMatchClass = PPCRegGPRCNoR0AsmOperand;
370 def PPCRegG8RCNoX0AsmOperand : AsmOperandClass {
371 let Name = "RegG8RCNoX0"; let PredicateMethod = "isRegNumber";
373 def g8rc_nox0 : RegisterOperand<G8RC_NOX0> {
374 let ParserMatchClass = PPCRegG8RCNoX0AsmOperand;
376 def PPCRegF8RCAsmOperand : AsmOperandClass {
377 let Name = "RegF8RC"; let PredicateMethod = "isRegNumber";
379 def f8rc : RegisterOperand<F8RC> {
380 let ParserMatchClass = PPCRegF8RCAsmOperand;
382 def PPCRegF4RCAsmOperand : AsmOperandClass {
383 let Name = "RegF4RC"; let PredicateMethod = "isRegNumber";
385 def f4rc : RegisterOperand<F4RC> {
386 let ParserMatchClass = PPCRegF4RCAsmOperand;
388 def PPCRegVRRCAsmOperand : AsmOperandClass {
389 let Name = "RegVRRC"; let PredicateMethod = "isRegNumber";
391 def vrrc : RegisterOperand<VRRC> {
392 let ParserMatchClass = PPCRegVRRCAsmOperand;
394 def PPCRegCRBITRCAsmOperand : AsmOperandClass {
395 let Name = "RegCRBITRC"; let PredicateMethod = "isRegNumber";
397 def crbitrc : RegisterOperand<CRBITRC> {
398 let ParserMatchClass = PPCRegCRBITRCAsmOperand;
400 def PPCRegCRRCAsmOperand : AsmOperandClass {
401 let Name = "RegCRRC"; let PredicateMethod = "isCCRegNumber";
403 def crrc : RegisterOperand<CRRC> {
404 let ParserMatchClass = PPCRegCRRCAsmOperand;
407 def PPCS5ImmAsmOperand : AsmOperandClass {
408 let Name = "S5Imm"; let PredicateMethod = "isS5Imm";
409 let RenderMethod = "addImmOperands";
411 def s5imm : Operand<i32> {
412 let PrintMethod = "printS5ImmOperand";
413 let ParserMatchClass = PPCS5ImmAsmOperand;
415 def PPCU5ImmAsmOperand : AsmOperandClass {
416 let Name = "U5Imm"; let PredicateMethod = "isU5Imm";
417 let RenderMethod = "addImmOperands";
419 def u5imm : Operand<i32> {
420 let PrintMethod = "printU5ImmOperand";
421 let ParserMatchClass = PPCU5ImmAsmOperand;
423 def PPCU6ImmAsmOperand : AsmOperandClass {
424 let Name = "U6Imm"; let PredicateMethod = "isU6Imm";
425 let RenderMethod = "addImmOperands";
427 def u6imm : Operand<i32> {
428 let PrintMethod = "printU6ImmOperand";
429 let ParserMatchClass = PPCU6ImmAsmOperand;
431 def PPCS16ImmAsmOperand : AsmOperandClass {
432 let Name = "S16Imm"; let PredicateMethod = "isS16Imm";
433 let RenderMethod = "addImmOperands";
435 def s16imm : Operand<i32> {
436 let PrintMethod = "printS16ImmOperand";
437 let EncoderMethod = "getS16ImmEncoding";
438 let ParserMatchClass = PPCS16ImmAsmOperand;
440 def PPCU16ImmAsmOperand : AsmOperandClass {
441 let Name = "U16Imm"; let PredicateMethod = "isU16Imm";
442 let RenderMethod = "addImmOperands";
444 def u16imm : Operand<i32> {
445 let PrintMethod = "printU16ImmOperand";
446 let ParserMatchClass = PPCU16ImmAsmOperand;
448 def directbrtarget : Operand<OtherVT> {
449 let PrintMethod = "printBranchOperand";
450 let EncoderMethod = "getDirectBrEncoding";
452 def condbrtarget : Operand<OtherVT> {
453 let PrintMethod = "printBranchOperand";
454 let EncoderMethod = "getCondBrEncoding";
456 def calltarget : Operand<iPTR> {
457 let EncoderMethod = "getDirectBrEncoding";
459 def aaddr : Operand<iPTR> {
460 let PrintMethod = "printAbsAddrOperand";
462 def PPCCRBitMaskOperand : AsmOperandClass {
463 let Name = "CRBitMask"; let PredicateMethod = "isCRBitMask";
465 def crbitm: Operand<i8> {
466 let PrintMethod = "printcrbitm";
467 let EncoderMethod = "get_crbitm_encoding";
468 let ParserMatchClass = PPCCRBitMaskOperand;
471 // A version of ptr_rc which excludes R0 (or X0 in 64-bit mode).
472 def PPCRegGxRCNoR0Operand : AsmOperandClass {
473 let Name = "RegGxRCNoR0"; let PredicateMethod = "isRegNumber";
475 def ptr_rc_nor0 : Operand<iPTR>, PointerLikeRegClass<1> {
476 let ParserMatchClass = PPCRegGxRCNoR0Operand;
478 // A version of ptr_rc usable with the asm parser.
479 def PPCRegGxRCOperand : AsmOperandClass {
480 let Name = "RegGxRC"; let PredicateMethod = "isRegNumber";
482 def ptr_rc_idx : Operand<iPTR>, PointerLikeRegClass<0> {
483 let ParserMatchClass = PPCRegGxRCOperand;
486 def PPCDispRIOperand : AsmOperandClass {
487 let Name = "DispRI"; let PredicateMethod = "isS16Imm";
488 let RenderMethod = "addImmOperands";
490 def dispRI : Operand<iPTR> {
491 let ParserMatchClass = PPCDispRIOperand;
493 def PPCDispRIXOperand : AsmOperandClass {
494 let Name = "DispRIX"; let PredicateMethod = "isS16ImmX4";
495 let RenderMethod = "addImmOperands";
497 def dispRIX : Operand<iPTR> {
498 let ParserMatchClass = PPCDispRIXOperand;
501 def memri : Operand<iPTR> {
502 let PrintMethod = "printMemRegImm";
503 let MIOperandInfo = (ops dispRI:$imm, ptr_rc_nor0:$reg);
504 let EncoderMethod = "getMemRIEncoding";
506 def memrr : Operand<iPTR> {
507 let PrintMethod = "printMemRegReg";
508 let MIOperandInfo = (ops ptr_rc_nor0:$ptrreg, ptr_rc_idx:$offreg);
510 def memrix : Operand<iPTR> { // memri where the imm is 4-aligned.
511 let PrintMethod = "printMemRegImm";
512 let MIOperandInfo = (ops dispRIX:$imm, ptr_rc_nor0:$reg);
513 let EncoderMethod = "getMemRIXEncoding";
516 // A single-register address. This is used with the SjLj
517 // pseudo-instructions.
518 def memr : Operand<iPTR> {
519 let MIOperandInfo = (ops ptr_rc:$ptrreg);
522 // PowerPC Predicate operand.
523 def pred : Operand<OtherVT> {
524 let PrintMethod = "printPredicateOperand";
525 let MIOperandInfo = (ops i32imm:$bibo, crrc:$reg);
528 // Define PowerPC specific addressing mode.
529 def iaddr : ComplexPattern<iPTR, 2, "SelectAddrImm", [], []>;
530 def xaddr : ComplexPattern<iPTR, 2, "SelectAddrIdx", [], []>;
531 def xoaddr : ComplexPattern<iPTR, 2, "SelectAddrIdxOnly",[], []>;
532 def ixaddr : ComplexPattern<iPTR, 2, "SelectAddrImmX4", [], []>; // "std"
534 // The address in a single register. This is used with the SjLj
535 // pseudo-instructions.
536 def addr : ComplexPattern<iPTR, 1, "SelectAddr",[], []>;
538 /// This is just the offset part of iaddr, used for preinc.
539 def iaddroff : ComplexPattern<iPTR, 1, "SelectAddrImmOffs", [], []>;
541 //===----------------------------------------------------------------------===//
542 // PowerPC Instruction Predicate Definitions.
543 def In32BitMode : Predicate<"!PPCSubTarget.isPPC64()">;
544 def In64BitMode : Predicate<"PPCSubTarget.isPPC64()">;
545 def IsBookE : Predicate<"PPCSubTarget.isBookE()">;
547 //===----------------------------------------------------------------------===//
548 // PowerPC Multiclass Definitions.
550 multiclass XForm_6r<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
551 string asmbase, string asmstr, InstrItinClass itin,
553 let BaseName = asmbase in {
554 def NAME : XForm_6<opcode, xo, OOL, IOL,
555 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
556 pattern>, RecFormRel;
558 def o : XForm_6<opcode, xo, OOL, IOL,
559 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
560 []>, isDOT, RecFormRel;
564 multiclass XForm_6rc<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
565 string asmbase, string asmstr, InstrItinClass itin,
567 let BaseName = asmbase in {
568 let Defs = [CARRY] in
569 def NAME : XForm_6<opcode, xo, OOL, IOL,
570 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
571 pattern>, RecFormRel;
572 let Defs = [CARRY, CR0] in
573 def o : XForm_6<opcode, xo, OOL, IOL,
574 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
575 []>, isDOT, RecFormRel;
579 multiclass XForm_10r<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
580 string asmbase, string asmstr, InstrItinClass itin,
582 let BaseName = asmbase in {
583 def NAME : XForm_10<opcode, xo, OOL, IOL,
584 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
585 pattern>, RecFormRel;
587 def o : XForm_10<opcode, xo, OOL, IOL,
588 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
589 []>, isDOT, RecFormRel;
593 multiclass XForm_10rc<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
594 string asmbase, string asmstr, InstrItinClass itin,
596 let BaseName = asmbase in {
597 let Defs = [CARRY] in
598 def NAME : XForm_10<opcode, xo, OOL, IOL,
599 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
600 pattern>, RecFormRel;
601 let Defs = [CARRY, CR0] in
602 def o : XForm_10<opcode, xo, OOL, IOL,
603 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
604 []>, isDOT, RecFormRel;
608 multiclass XForm_11r<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
609 string asmbase, string asmstr, InstrItinClass itin,
611 let BaseName = asmbase in {
612 def NAME : XForm_11<opcode, xo, OOL, IOL,
613 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
614 pattern>, RecFormRel;
616 def o : XForm_11<opcode, xo, OOL, IOL,
617 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
618 []>, isDOT, RecFormRel;
622 multiclass XOForm_1r<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
623 string asmbase, string asmstr, InstrItinClass itin,
625 let BaseName = asmbase in {
626 def NAME : XOForm_1<opcode, xo, oe, OOL, IOL,
627 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
628 pattern>, RecFormRel;
630 def o : XOForm_1<opcode, xo, oe, OOL, IOL,
631 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
632 []>, isDOT, RecFormRel;
636 multiclass XOForm_1rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
637 string asmbase, string asmstr, InstrItinClass itin,
639 let BaseName = asmbase in {
640 let Defs = [CARRY] in
641 def NAME : XOForm_1<opcode, xo, oe, OOL, IOL,
642 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
643 pattern>, RecFormRel;
644 let Defs = [CARRY, CR0] in
645 def o : XOForm_1<opcode, xo, oe, OOL, IOL,
646 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
647 []>, isDOT, RecFormRel;
651 multiclass XOForm_3r<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
652 string asmbase, string asmstr, InstrItinClass itin,
654 let BaseName = asmbase in {
655 def NAME : XOForm_3<opcode, xo, oe, OOL, IOL,
656 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
657 pattern>, RecFormRel;
659 def o : XOForm_3<opcode, xo, oe, OOL, IOL,
660 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
661 []>, isDOT, RecFormRel;
665 multiclass XOForm_3rc<bits<6> opcode, bits<9> xo, bit oe, dag OOL, dag IOL,
666 string asmbase, string asmstr, InstrItinClass itin,
668 let BaseName = asmbase in {
669 let Defs = [CARRY] in
670 def NAME : XOForm_3<opcode, xo, oe, OOL, IOL,
671 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
672 pattern>, RecFormRel;
673 let Defs = [CARRY, CR0] in
674 def o : XOForm_3<opcode, xo, oe, OOL, IOL,
675 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
676 []>, isDOT, RecFormRel;
680 multiclass MForm_2r<bits<6> opcode, dag OOL, dag IOL,
681 string asmbase, string asmstr, InstrItinClass itin,
683 let BaseName = asmbase in {
684 def NAME : MForm_2<opcode, OOL, IOL,
685 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
686 pattern>, RecFormRel;
688 def o : MForm_2<opcode, OOL, IOL,
689 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
690 []>, isDOT, RecFormRel;
694 multiclass MDForm_1r<bits<6> opcode, bits<3> xo, dag OOL, dag IOL,
695 string asmbase, string asmstr, InstrItinClass itin,
697 let BaseName = asmbase in {
698 def NAME : MDForm_1<opcode, xo, OOL, IOL,
699 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
700 pattern>, RecFormRel;
702 def o : MDForm_1<opcode, xo, OOL, IOL,
703 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
704 []>, isDOT, RecFormRel;
708 multiclass MDSForm_1r<bits<6> opcode, bits<4> xo, dag OOL, dag IOL,
709 string asmbase, string asmstr, InstrItinClass itin,
711 let BaseName = asmbase in {
712 def NAME : MDSForm_1<opcode, xo, OOL, IOL,
713 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
714 pattern>, RecFormRel;
716 def o : MDSForm_1<opcode, xo, OOL, IOL,
717 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
718 []>, isDOT, RecFormRel;
722 multiclass XSForm_1rc<bits<6> opcode, bits<9> xo, dag OOL, dag IOL,
723 string asmbase, string asmstr, InstrItinClass itin,
725 let BaseName = asmbase in {
726 let Defs = [CARRY] in
727 def NAME : XSForm_1<opcode, xo, OOL, IOL,
728 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
729 pattern>, RecFormRel;
730 let Defs = [CARRY, CR0] in
731 def o : XSForm_1<opcode, xo, OOL, IOL,
732 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
733 []>, isDOT, RecFormRel;
737 multiclass XForm_26r<bits<6> opcode, bits<10> xo, dag OOL, dag IOL,
738 string asmbase, string asmstr, InstrItinClass itin,
740 let BaseName = asmbase in {
741 def NAME : XForm_26<opcode, xo, OOL, IOL,
742 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
743 pattern>, RecFormRel;
745 def o : XForm_26<opcode, xo, OOL, IOL,
746 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
747 []>, isDOT, RecFormRel;
751 multiclass AForm_1r<bits<6> opcode, bits<5> xo, dag OOL, dag IOL,
752 string asmbase, string asmstr, InstrItinClass itin,
754 let BaseName = asmbase in {
755 def NAME : AForm_1<opcode, xo, OOL, IOL,
756 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
757 pattern>, RecFormRel;
759 def o : AForm_1<opcode, xo, OOL, IOL,
760 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
761 []>, isDOT, RecFormRel;
765 multiclass AForm_2r<bits<6> opcode, bits<5> xo, dag OOL, dag IOL,
766 string asmbase, string asmstr, InstrItinClass itin,
768 let BaseName = asmbase in {
769 def NAME : AForm_2<opcode, xo, OOL, IOL,
770 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
771 pattern>, RecFormRel;
773 def o : AForm_2<opcode, xo, OOL, IOL,
774 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
775 []>, isDOT, RecFormRel;
779 multiclass AForm_3r<bits<6> opcode, bits<5> xo, dag OOL, dag IOL,
780 string asmbase, string asmstr, InstrItinClass itin,
782 let BaseName = asmbase in {
783 def NAME : AForm_3<opcode, xo, OOL, IOL,
784 !strconcat(asmbase, !strconcat(" ", asmstr)), itin,
785 pattern>, RecFormRel;
787 def o : AForm_3<opcode, xo, OOL, IOL,
788 !strconcat(asmbase, !strconcat(". ", asmstr)), itin,
789 []>, isDOT, RecFormRel;
793 //===----------------------------------------------------------------------===//
794 // PowerPC Instruction Definitions.
796 // Pseudo-instructions:
798 let hasCtrlDep = 1 in {
799 let Defs = [R1], Uses = [R1] in {
800 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins u16imm:$amt), "#ADJCALLSTACKDOWN $amt",
801 [(callseq_start timm:$amt)]>;
802 def ADJCALLSTACKUP : Pseudo<(outs), (ins u16imm:$amt1, u16imm:$amt2), "#ADJCALLSTACKUP $amt1 $amt2",
803 [(callseq_end timm:$amt1, timm:$amt2)]>;
806 def UPDATE_VRSAVE : Pseudo<(outs gprc:$rD), (ins gprc:$rS),
807 "UPDATE_VRSAVE $rD, $rS", []>;
810 let Defs = [R1], Uses = [R1] in
811 def DYNALLOC : Pseudo<(outs gprc:$result), (ins gprc:$negsize, memri:$fpsi), "#DYNALLOC",
813 (PPCdynalloc i32:$negsize, iaddr:$fpsi))]>;
815 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded after
816 // instruction selection into a branch sequence.
817 let usesCustomInserter = 1, // Expanded after instruction selection.
818 PPC970_Single = 1 in {
819 // Note that SELECT_CC_I4 and SELECT_CC_I8 use the no-r0 register classes
820 // because either operand might become the first operand in an isel, and
821 // that operand cannot be r0.
822 def SELECT_CC_I4 : Pseudo<(outs gprc:$dst), (ins crrc:$cond,
823 gprc_nor0:$T, gprc_nor0:$F,
824 i32imm:$BROPC), "#SELECT_CC_I4",
826 def SELECT_CC_I8 : Pseudo<(outs g8rc:$dst), (ins crrc:$cond,
827 g8rc_nox0:$T, g8rc_nox0:$F,
828 i32imm:$BROPC), "#SELECT_CC_I8",
830 def SELECT_CC_F4 : Pseudo<(outs f4rc:$dst), (ins crrc:$cond, f4rc:$T, f4rc:$F,
831 i32imm:$BROPC), "#SELECT_CC_F4",
833 def SELECT_CC_F8 : Pseudo<(outs f8rc:$dst), (ins crrc:$cond, f8rc:$T, f8rc:$F,
834 i32imm:$BROPC), "#SELECT_CC_F8",
836 def SELECT_CC_VRRC: Pseudo<(outs vrrc:$dst), (ins crrc:$cond, vrrc:$T, vrrc:$F,
837 i32imm:$BROPC), "#SELECT_CC_VRRC",
841 // SPILL_CR - Indicate that we're dumping the CR register, so we'll need to
842 // scavenge a register for it.
844 def SPILL_CR : Pseudo<(outs), (ins crrc:$cond, memri:$F),
847 // RESTORE_CR - Indicate that we're restoring the CR register (previously
848 // spilled), so we'll need to scavenge a register for it.
850 def RESTORE_CR : Pseudo<(outs crrc:$cond), (ins memri:$F),
853 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7 in {
854 let isReturn = 1, Uses = [LR, RM] in
855 def BLR : XLForm_2_ext<19, 16, 20, 0, 0, (outs), (ins), "blr", BrB,
857 let isBranch = 1, isIndirectBranch = 1, Uses = [CTR] in {
858 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>;
860 let isCodeGenOnly = 1 in
861 def BCCTR : XLForm_2_br<19, 528, 0, (outs), (ins pred:$cond),
862 "b${cond:cc}ctr ${cond:reg}", BrB, []>;
867 def MovePCtoLR : Pseudo<(outs), (ins), "#MovePCtoLR", []>,
870 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7 in {
871 let isBarrier = 1 in {
872 def B : IForm<18, 0, 0, (outs), (ins directbrtarget:$dst),
877 // BCC represents an arbitrary conditional branch on a predicate.
878 // FIXME: should be able to write a pattern for PPCcondbranch, but can't use
879 // a two-value operand where a dag node expects two operands. :(
880 let isCodeGenOnly = 1 in {
881 def BCC : BForm<16, 0, 0, (outs), (ins pred:$cond, condbrtarget:$dst),
882 "b${cond:cc} ${cond:reg}, $dst"
883 /*[(PPCcondbranch crrc:$crS, imm:$opc, bb:$dst)]*/>;
884 let isReturn = 1, Uses = [LR, RM] in
885 def BCLR : XLForm_2_br<19, 16, 0, (outs), (ins pred:$cond),
886 "b${cond:cc}lr ${cond:reg}", BrB, []>;
888 let isReturn = 1, Defs = [CTR], Uses = [CTR, LR, RM] in {
889 def BDZLR : XLForm_2_ext<19, 16, 18, 0, 0, (outs), (ins),
891 def BDNZLR : XLForm_2_ext<19, 16, 16, 0, 0, (outs), (ins),
896 let Defs = [CTR], Uses = [CTR] in {
897 def BDZ : BForm_1<16, 18, 0, 0, (outs), (ins condbrtarget:$dst),
899 def BDNZ : BForm_1<16, 16, 0, 0, (outs), (ins condbrtarget:$dst),
904 // The unconditional BCL used by the SjLj setjmp code.
905 let isCall = 1, hasCtrlDep = 1, isCodeGenOnly = 1, PPC970_Unit = 7 in {
906 let Defs = [LR], Uses = [RM] in {
907 def BCLalways : BForm_2<16, 20, 31, 0, 1, (outs), (ins condbrtarget:$dst),
912 let isCall = 1, PPC970_Unit = 7, Defs = [LR] in {
913 // Convenient aliases for call instructions
915 def BL : IForm<18, 0, 1, (outs), (ins calltarget:$func),
916 "bl $func", BrB, []>; // See Pat patterns below.
917 def BLA : IForm<18, 1, 1, (outs), (ins aaddr:$func),
918 "bla $func", BrB, [(PPCcall (i32 imm:$func))]>;
920 let Uses = [CTR, RM] in {
921 def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (outs), (ins),
922 "bctrl", BrB, [(PPCbctrl)]>,
923 Requires<[In32BitMode]>;
925 let isCodeGenOnly = 1 in
926 def BCCTRL : XLForm_2_br<19, 528, 1, (outs), (ins pred:$cond),
927 "b${cond:cc}ctrl ${cond:reg}", BrB, []>;
929 let Uses = [LR, RM] in {
930 def BLRL : XLForm_2_ext<19, 16, 20, 0, 1, (outs), (ins),
933 let isCodeGenOnly = 1 in
934 def BCLRL : XLForm_2_br<19, 16, 1, (outs), (ins pred:$cond),
935 "b${cond:cc}lrl ${cond:reg}", BrB, []>;
939 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
940 def TCRETURNdi :Pseudo< (outs),
941 (ins calltarget:$dst, i32imm:$offset),
942 "#TC_RETURNd $dst $offset",
946 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
947 def TCRETURNai :Pseudo<(outs), (ins aaddr:$func, i32imm:$offset),
948 "#TC_RETURNa $func $offset",
949 [(PPCtc_return (i32 imm:$func), imm:$offset)]>;
951 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1, Uses = [RM] in
952 def TCRETURNri : Pseudo<(outs), (ins CTRRC:$dst, i32imm:$offset),
953 "#TC_RETURNr $dst $offset",
957 let isCodeGenOnly = 1 in {
959 let isTerminator = 1, isBarrier = 1, PPC970_Unit = 7, isBranch = 1,
960 isIndirectBranch = 1, isCall = 1, isReturn = 1, Uses = [CTR, RM] in
961 def TAILBCTR : XLForm_2_ext<19, 528, 20, 0, 0, (outs), (ins), "bctr", BrB, []>,
962 Requires<[In32BitMode]>;
966 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
967 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
968 def TAILB : IForm<18, 0, 0, (outs), (ins calltarget:$dst),
974 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, PPC970_Unit = 7,
975 isBarrier = 1, isCall = 1, isReturn = 1, Uses = [RM] in
976 def TAILBA : IForm<18, 0, 0, (outs), (ins aaddr:$dst),
980 let hasSideEffects = 1, isBarrier = 1, usesCustomInserter = 1 in {
981 def EH_SjLj_SetJmp32 : Pseudo<(outs gprc:$dst), (ins memr:$buf),
983 [(set i32:$dst, (PPCeh_sjlj_setjmp addr:$buf))]>,
984 Requires<[In32BitMode]>;
985 let isTerminator = 1 in
986 def EH_SjLj_LongJmp32 : Pseudo<(outs), (ins memr:$buf),
987 "#EH_SJLJ_LONGJMP32",
988 [(PPCeh_sjlj_longjmp addr:$buf)]>,
989 Requires<[In32BitMode]>;
992 let isBranch = 1, isTerminator = 1 in {
993 def EH_SjLj_Setup : Pseudo<(outs), (ins directbrtarget:$dst),
994 "#EH_SjLj_Setup\t$dst", []>;
998 let PPC970_Unit = 7 in {
999 def SC : SCForm<17, 1, (outs), (ins i32imm:$lev),
1000 "sc $lev", BrB, [(PPCsc (i32 imm:$lev))]>;
1003 // DCB* instructions.
1004 def DCBA : DCB_Form<758, 0, (outs), (ins memrr:$dst),
1005 "dcba $dst", LdStDCBF, [(int_ppc_dcba xoaddr:$dst)]>,
1006 PPC970_DGroup_Single;
1007 def DCBF : DCB_Form<86, 0, (outs), (ins memrr:$dst),
1008 "dcbf $dst", LdStDCBF, [(int_ppc_dcbf xoaddr:$dst)]>,
1009 PPC970_DGroup_Single;
1010 def DCBI : DCB_Form<470, 0, (outs), (ins memrr:$dst),
1011 "dcbi $dst", LdStDCBF, [(int_ppc_dcbi xoaddr:$dst)]>,
1012 PPC970_DGroup_Single;
1013 def DCBST : DCB_Form<54, 0, (outs), (ins memrr:$dst),
1014 "dcbst $dst", LdStDCBF, [(int_ppc_dcbst xoaddr:$dst)]>,
1015 PPC970_DGroup_Single;
1016 def DCBT : DCB_Form<278, 0, (outs), (ins memrr:$dst),
1017 "dcbt $dst", LdStDCBF, [(int_ppc_dcbt xoaddr:$dst)]>,
1018 PPC970_DGroup_Single;
1019 def DCBTST : DCB_Form<246, 0, (outs), (ins memrr:$dst),
1020 "dcbtst $dst", LdStDCBF, [(int_ppc_dcbtst xoaddr:$dst)]>,
1021 PPC970_DGroup_Single;
1022 def DCBZ : DCB_Form<1014, 0, (outs), (ins memrr:$dst),
1023 "dcbz $dst", LdStDCBF, [(int_ppc_dcbz xoaddr:$dst)]>,
1024 PPC970_DGroup_Single;
1025 def DCBZL : DCB_Form<1014, 1, (outs), (ins memrr:$dst),
1026 "dcbzl $dst", LdStDCBF, [(int_ppc_dcbzl xoaddr:$dst)]>,
1027 PPC970_DGroup_Single;
1029 def : Pat<(prefetch xoaddr:$dst, (i32 0), imm, (i32 1)),
1030 (DCBT xoaddr:$dst)>;
1032 // Atomic operations
1033 let usesCustomInserter = 1 in {
1034 let Defs = [CR0] in {
1035 def ATOMIC_LOAD_ADD_I8 : Pseudo<
1036 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_ADD_I8",
1037 [(set i32:$dst, (atomic_load_add_8 xoaddr:$ptr, i32:$incr))]>;
1038 def ATOMIC_LOAD_SUB_I8 : Pseudo<
1039 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_SUB_I8",
1040 [(set i32:$dst, (atomic_load_sub_8 xoaddr:$ptr, i32:$incr))]>;
1041 def ATOMIC_LOAD_AND_I8 : Pseudo<
1042 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_AND_I8",
1043 [(set i32:$dst, (atomic_load_and_8 xoaddr:$ptr, i32:$incr))]>;
1044 def ATOMIC_LOAD_OR_I8 : Pseudo<
1045 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_OR_I8",
1046 [(set i32:$dst, (atomic_load_or_8 xoaddr:$ptr, i32:$incr))]>;
1047 def ATOMIC_LOAD_XOR_I8 : Pseudo<
1048 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "ATOMIC_LOAD_XOR_I8",
1049 [(set i32:$dst, (atomic_load_xor_8 xoaddr:$ptr, i32:$incr))]>;
1050 def ATOMIC_LOAD_NAND_I8 : Pseudo<
1051 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_NAND_I8",
1052 [(set i32:$dst, (atomic_load_nand_8 xoaddr:$ptr, i32:$incr))]>;
1053 def ATOMIC_LOAD_ADD_I16 : Pseudo<
1054 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_ADD_I16",
1055 [(set i32:$dst, (atomic_load_add_16 xoaddr:$ptr, i32:$incr))]>;
1056 def ATOMIC_LOAD_SUB_I16 : Pseudo<
1057 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_SUB_I16",
1058 [(set i32:$dst, (atomic_load_sub_16 xoaddr:$ptr, i32:$incr))]>;
1059 def ATOMIC_LOAD_AND_I16 : Pseudo<
1060 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_AND_I16",
1061 [(set i32:$dst, (atomic_load_and_16 xoaddr:$ptr, i32:$incr))]>;
1062 def ATOMIC_LOAD_OR_I16 : Pseudo<
1063 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_OR_I16",
1064 [(set i32:$dst, (atomic_load_or_16 xoaddr:$ptr, i32:$incr))]>;
1065 def ATOMIC_LOAD_XOR_I16 : Pseudo<
1066 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_XOR_I16",
1067 [(set i32:$dst, (atomic_load_xor_16 xoaddr:$ptr, i32:$incr))]>;
1068 def ATOMIC_LOAD_NAND_I16 : Pseudo<
1069 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_NAND_I16",
1070 [(set i32:$dst, (atomic_load_nand_16 xoaddr:$ptr, i32:$incr))]>;
1071 def ATOMIC_LOAD_ADD_I32 : Pseudo<
1072 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_ADD_I32",
1073 [(set i32:$dst, (atomic_load_add_32 xoaddr:$ptr, i32:$incr))]>;
1074 def ATOMIC_LOAD_SUB_I32 : Pseudo<
1075 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_SUB_I32",
1076 [(set i32:$dst, (atomic_load_sub_32 xoaddr:$ptr, i32:$incr))]>;
1077 def ATOMIC_LOAD_AND_I32 : Pseudo<
1078 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_AND_I32",
1079 [(set i32:$dst, (atomic_load_and_32 xoaddr:$ptr, i32:$incr))]>;
1080 def ATOMIC_LOAD_OR_I32 : Pseudo<
1081 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_OR_I32",
1082 [(set i32:$dst, (atomic_load_or_32 xoaddr:$ptr, i32:$incr))]>;
1083 def ATOMIC_LOAD_XOR_I32 : Pseudo<
1084 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_XOR_I32",
1085 [(set i32:$dst, (atomic_load_xor_32 xoaddr:$ptr, i32:$incr))]>;
1086 def ATOMIC_LOAD_NAND_I32 : Pseudo<
1087 (outs gprc:$dst), (ins memrr:$ptr, gprc:$incr), "#ATOMIC_LOAD_NAND_I32",
1088 [(set i32:$dst, (atomic_load_nand_32 xoaddr:$ptr, i32:$incr))]>;
1090 def ATOMIC_CMP_SWAP_I8 : Pseudo<
1091 (outs gprc:$dst), (ins memrr:$ptr, gprc:$old, gprc:$new), "#ATOMIC_CMP_SWAP_I8",
1092 [(set i32:$dst, (atomic_cmp_swap_8 xoaddr:$ptr, i32:$old, i32:$new))]>;
1093 def ATOMIC_CMP_SWAP_I16 : Pseudo<
1094 (outs gprc:$dst), (ins memrr:$ptr, gprc:$old, gprc:$new), "#ATOMIC_CMP_SWAP_I16 $dst $ptr $old $new",
1095 [(set i32:$dst, (atomic_cmp_swap_16 xoaddr:$ptr, i32:$old, i32:$new))]>;
1096 def ATOMIC_CMP_SWAP_I32 : Pseudo<
1097 (outs gprc:$dst), (ins memrr:$ptr, gprc:$old, gprc:$new), "#ATOMIC_CMP_SWAP_I32 $dst $ptr $old $new",
1098 [(set i32:$dst, (atomic_cmp_swap_32 xoaddr:$ptr, i32:$old, i32:$new))]>;
1100 def ATOMIC_SWAP_I8 : Pseudo<
1101 (outs gprc:$dst), (ins memrr:$ptr, gprc:$new), "#ATOMIC_SWAP_i8",
1102 [(set i32:$dst, (atomic_swap_8 xoaddr:$ptr, i32:$new))]>;
1103 def ATOMIC_SWAP_I16 : Pseudo<
1104 (outs gprc:$dst), (ins memrr:$ptr, gprc:$new), "#ATOMIC_SWAP_I16",
1105 [(set i32:$dst, (atomic_swap_16 xoaddr:$ptr, i32:$new))]>;
1106 def ATOMIC_SWAP_I32 : Pseudo<
1107 (outs gprc:$dst), (ins memrr:$ptr, gprc:$new), "#ATOMIC_SWAP_I32",
1108 [(set i32:$dst, (atomic_swap_32 xoaddr:$ptr, i32:$new))]>;
1112 // Instructions to support atomic operations
1113 def LWARX : XForm_1<31, 20, (outs gprc:$rD), (ins memrr:$src),
1114 "lwarx $rD, $src", LdStLWARX,
1115 [(set i32:$rD, (PPClarx xoaddr:$src))]>;
1118 def STWCX : XForm_1<31, 150, (outs), (ins gprc:$rS, memrr:$dst),
1119 "stwcx. $rS, $dst", LdStSTWCX,
1120 [(PPCstcx i32:$rS, xoaddr:$dst)]>,
1123 let isTerminator = 1, isBarrier = 1, hasCtrlDep = 1 in
1124 def TRAP : XForm_24<31, 4, (outs), (ins), "trap", LdStLoad, [(trap)]>;
1126 //===----------------------------------------------------------------------===//
1127 // PPC32 Load Instructions.
1130 // Unindexed (r+i) Loads.
1131 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
1132 def LBZ : DForm_1<34, (outs gprc:$rD), (ins memri:$src),
1133 "lbz $rD, $src", LdStLoad,
1134 [(set i32:$rD, (zextloadi8 iaddr:$src))]>;
1135 def LHA : DForm_1<42, (outs gprc:$rD), (ins memri:$src),
1136 "lha $rD, $src", LdStLHA,
1137 [(set i32:$rD, (sextloadi16 iaddr:$src))]>,
1138 PPC970_DGroup_Cracked;
1139 def LHZ : DForm_1<40, (outs gprc:$rD), (ins memri:$src),
1140 "lhz $rD, $src", LdStLoad,
1141 [(set i32:$rD, (zextloadi16 iaddr:$src))]>;
1142 def LWZ : DForm_1<32, (outs gprc:$rD), (ins memri:$src),
1143 "lwz $rD, $src", LdStLoad,
1144 [(set i32:$rD, (load iaddr:$src))]>;
1146 def LFS : DForm_1<48, (outs f4rc:$rD), (ins memri:$src),
1147 "lfs $rD, $src", LdStLFD,
1148 [(set f32:$rD, (load iaddr:$src))]>;
1149 def LFD : DForm_1<50, (outs f8rc:$rD), (ins memri:$src),
1150 "lfd $rD, $src", LdStLFD,
1151 [(set f64:$rD, (load iaddr:$src))]>;
1154 // Unindexed (r+i) Loads with Update (preinc).
1155 let mayLoad = 1, neverHasSideEffects = 1 in {
1156 def LBZU : DForm_1<35, (outs gprc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1157 "lbzu $rD, $addr", LdStLoadUpd,
1158 []>, RegConstraint<"$addr.reg = $ea_result">,
1159 NoEncode<"$ea_result">;
1161 def LHAU : DForm_1<43, (outs gprc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1162 "lhau $rD, $addr", LdStLHAU,
1163 []>, RegConstraint<"$addr.reg = $ea_result">,
1164 NoEncode<"$ea_result">;
1166 def LHZU : DForm_1<41, (outs gprc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1167 "lhzu $rD, $addr", LdStLoadUpd,
1168 []>, RegConstraint<"$addr.reg = $ea_result">,
1169 NoEncode<"$ea_result">;
1171 def LWZU : DForm_1<33, (outs gprc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1172 "lwzu $rD, $addr", LdStLoadUpd,
1173 []>, RegConstraint<"$addr.reg = $ea_result">,
1174 NoEncode<"$ea_result">;
1176 def LFSU : DForm_1<49, (outs f4rc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1177 "lfsu $rD, $addr", LdStLFDU,
1178 []>, RegConstraint<"$addr.reg = $ea_result">,
1179 NoEncode<"$ea_result">;
1181 def LFDU : DForm_1<51, (outs f8rc:$rD, ptr_rc_nor0:$ea_result), (ins memri:$addr),
1182 "lfdu $rD, $addr", LdStLFDU,
1183 []>, RegConstraint<"$addr.reg = $ea_result">,
1184 NoEncode<"$ea_result">;
1187 // Indexed (r+r) Loads with Update (preinc).
1188 def LBZUX : XForm_1<31, 119, (outs gprc:$rD, ptr_rc_nor0:$ea_result),
1190 "lbzux $rD, $addr", LdStLoadUpd,
1191 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1192 NoEncode<"$ea_result">;
1194 def LHAUX : XForm_1<31, 375, (outs gprc:$rD, ptr_rc_nor0:$ea_result),
1196 "lhaux $rD, $addr", LdStLHAU,
1197 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1198 NoEncode<"$ea_result">;
1200 def LHZUX : XForm_1<31, 311, (outs gprc:$rD, ptr_rc_nor0:$ea_result),
1202 "lhzux $rD, $addr", LdStLoadUpd,
1203 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1204 NoEncode<"$ea_result">;
1206 def LWZUX : XForm_1<31, 55, (outs gprc:$rD, ptr_rc_nor0:$ea_result),
1208 "lwzux $rD, $addr", LdStLoadUpd,
1209 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1210 NoEncode<"$ea_result">;
1212 def LFSUX : XForm_1<31, 567, (outs f4rc:$rD, ptr_rc_nor0:$ea_result),
1214 "lfsux $rD, $addr", LdStLFDU,
1215 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1216 NoEncode<"$ea_result">;
1218 def LFDUX : XForm_1<31, 631, (outs f8rc:$rD, ptr_rc_nor0:$ea_result),
1220 "lfdux $rD, $addr", LdStLFDU,
1221 []>, RegConstraint<"$addr.ptrreg = $ea_result">,
1222 NoEncode<"$ea_result">;
1226 // Indexed (r+r) Loads.
1228 let canFoldAsLoad = 1, PPC970_Unit = 2 in {
1229 def LBZX : XForm_1<31, 87, (outs gprc:$rD), (ins memrr:$src),
1230 "lbzx $rD, $src", LdStLoad,
1231 [(set i32:$rD, (zextloadi8 xaddr:$src))]>;
1232 def LHAX : XForm_1<31, 343, (outs gprc:$rD), (ins memrr:$src),
1233 "lhax $rD, $src", LdStLHA,
1234 [(set i32:$rD, (sextloadi16 xaddr:$src))]>,
1235 PPC970_DGroup_Cracked;
1236 def LHZX : XForm_1<31, 279, (outs gprc:$rD), (ins memrr:$src),
1237 "lhzx $rD, $src", LdStLoad,
1238 [(set i32:$rD, (zextloadi16 xaddr:$src))]>;
1239 def LWZX : XForm_1<31, 23, (outs gprc:$rD), (ins memrr:$src),
1240 "lwzx $rD, $src", LdStLoad,
1241 [(set i32:$rD, (load xaddr:$src))]>;
1244 def LHBRX : XForm_1<31, 790, (outs gprc:$rD), (ins memrr:$src),
1245 "lhbrx $rD, $src", LdStLoad,
1246 [(set i32:$rD, (PPClbrx xoaddr:$src, i16))]>;
1247 def LWBRX : XForm_1<31, 534, (outs gprc:$rD), (ins memrr:$src),
1248 "lwbrx $rD, $src", LdStLoad,
1249 [(set i32:$rD, (PPClbrx xoaddr:$src, i32))]>;
1251 def LFSX : XForm_25<31, 535, (outs f4rc:$frD), (ins memrr:$src),
1252 "lfsx $frD, $src", LdStLFD,
1253 [(set f32:$frD, (load xaddr:$src))]>;
1254 def LFDX : XForm_25<31, 599, (outs f8rc:$frD), (ins memrr:$src),
1255 "lfdx $frD, $src", LdStLFD,
1256 [(set f64:$frD, (load xaddr:$src))]>;
1258 def LFIWAX : XForm_25<31, 855, (outs f8rc:$frD), (ins memrr:$src),
1259 "lfiwax $frD, $src", LdStLFD,
1260 [(set f64:$frD, (PPClfiwax xoaddr:$src))]>;
1261 def LFIWZX : XForm_25<31, 887, (outs f8rc:$frD), (ins memrr:$src),
1262 "lfiwzx $frD, $src", LdStLFD,
1263 [(set f64:$frD, (PPClfiwzx xoaddr:$src))]>;
1266 //===----------------------------------------------------------------------===//
1267 // PPC32 Store Instructions.
1270 // Unindexed (r+i) Stores.
1271 let PPC970_Unit = 2 in {
1272 def STB : DForm_1<38, (outs), (ins gprc:$rS, memri:$src),
1273 "stb $rS, $src", LdStStore,
1274 [(truncstorei8 i32:$rS, iaddr:$src)]>;
1275 def STH : DForm_1<44, (outs), (ins gprc:$rS, memri:$src),
1276 "sth $rS, $src", LdStStore,
1277 [(truncstorei16 i32:$rS, iaddr:$src)]>;
1278 def STW : DForm_1<36, (outs), (ins gprc:$rS, memri:$src),
1279 "stw $rS, $src", LdStStore,
1280 [(store i32:$rS, iaddr:$src)]>;
1281 def STFS : DForm_1<52, (outs), (ins f4rc:$rS, memri:$dst),
1282 "stfs $rS, $dst", LdStSTFD,
1283 [(store f32:$rS, iaddr:$dst)]>;
1284 def STFD : DForm_1<54, (outs), (ins f8rc:$rS, memri:$dst),
1285 "stfd $rS, $dst", LdStSTFD,
1286 [(store f64:$rS, iaddr:$dst)]>;
1289 // Unindexed (r+i) Stores with Update (preinc).
1290 let PPC970_Unit = 2, mayStore = 1 in {
1291 def STBU : DForm_1<39, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memri:$dst),
1292 "stbu $rS, $dst", LdStStoreUpd, []>,
1293 RegConstraint<"$dst.reg = $ea_res">, NoEncode<"$ea_res">;
1294 def STHU : DForm_1<45, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memri:$dst),
1295 "sthu $rS, $dst", LdStStoreUpd, []>,
1296 RegConstraint<"$dst.reg = $ea_res">, NoEncode<"$ea_res">;
1297 def STWU : DForm_1<37, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memri:$dst),
1298 "stwu $rS, $dst", LdStStoreUpd, []>,
1299 RegConstraint<"$dst.reg = $ea_res">, NoEncode<"$ea_res">;
1300 def STFSU : DForm_1<53, (outs ptr_rc_nor0:$ea_res), (ins f4rc:$rS, memri:$dst),
1301 "stfsu $rS, $dst", LdStSTFDU, []>,
1302 RegConstraint<"$dst.reg = $ea_res">, NoEncode<"$ea_res">;
1303 def STFDU : DForm_1<55, (outs ptr_rc_nor0:$ea_res), (ins f8rc:$rS, memri:$dst),
1304 "stfdu $rS, $dst", LdStSTFDU, []>,
1305 RegConstraint<"$dst.reg = $ea_res">, NoEncode<"$ea_res">;
1308 // Patterns to match the pre-inc stores. We can't put the patterns on
1309 // the instruction definitions directly as ISel wants the address base
1310 // and offset to be separate operands, not a single complex operand.
1311 def : Pat<(pre_truncsti8 i32:$rS, iPTR:$ptrreg, iaddroff:$ptroff),
1312 (STBU $rS, iaddroff:$ptroff, $ptrreg)>;
1313 def : Pat<(pre_truncsti16 i32:$rS, iPTR:$ptrreg, iaddroff:$ptroff),
1314 (STHU $rS, iaddroff:$ptroff, $ptrreg)>;
1315 def : Pat<(pre_store i32:$rS, iPTR:$ptrreg, iaddroff:$ptroff),
1316 (STWU $rS, iaddroff:$ptroff, $ptrreg)>;
1317 def : Pat<(pre_store f32:$rS, iPTR:$ptrreg, iaddroff:$ptroff),
1318 (STFSU $rS, iaddroff:$ptroff, $ptrreg)>;
1319 def : Pat<(pre_store f64:$rS, iPTR:$ptrreg, iaddroff:$ptroff),
1320 (STFDU $rS, iaddroff:$ptroff, $ptrreg)>;
1322 // Indexed (r+r) Stores.
1323 let PPC970_Unit = 2 in {
1324 def STBX : XForm_8<31, 215, (outs), (ins gprc:$rS, memrr:$dst),
1325 "stbx $rS, $dst", LdStStore,
1326 [(truncstorei8 i32:$rS, xaddr:$dst)]>,
1327 PPC970_DGroup_Cracked;
1328 def STHX : XForm_8<31, 407, (outs), (ins gprc:$rS, memrr:$dst),
1329 "sthx $rS, $dst", LdStStore,
1330 [(truncstorei16 i32:$rS, xaddr:$dst)]>,
1331 PPC970_DGroup_Cracked;
1332 def STWX : XForm_8<31, 151, (outs), (ins gprc:$rS, memrr:$dst),
1333 "stwx $rS, $dst", LdStStore,
1334 [(store i32:$rS, xaddr:$dst)]>,
1335 PPC970_DGroup_Cracked;
1337 def STHBRX: XForm_8<31, 918, (outs), (ins gprc:$rS, memrr:$dst),
1338 "sthbrx $rS, $dst", LdStStore,
1339 [(PPCstbrx i32:$rS, xoaddr:$dst, i16)]>,
1340 PPC970_DGroup_Cracked;
1341 def STWBRX: XForm_8<31, 662, (outs), (ins gprc:$rS, memrr:$dst),
1342 "stwbrx $rS, $dst", LdStStore,
1343 [(PPCstbrx i32:$rS, xoaddr:$dst, i32)]>,
1344 PPC970_DGroup_Cracked;
1346 def STFIWX: XForm_28<31, 983, (outs), (ins f8rc:$frS, memrr:$dst),
1347 "stfiwx $frS, $dst", LdStSTFD,
1348 [(PPCstfiwx f64:$frS, xoaddr:$dst)]>;
1350 def STFSX : XForm_28<31, 663, (outs), (ins f4rc:$frS, memrr:$dst),
1351 "stfsx $frS, $dst", LdStSTFD,
1352 [(store f32:$frS, xaddr:$dst)]>;
1353 def STFDX : XForm_28<31, 727, (outs), (ins f8rc:$frS, memrr:$dst),
1354 "stfdx $frS, $dst", LdStSTFD,
1355 [(store f64:$frS, xaddr:$dst)]>;
1358 // Indexed (r+r) Stores with Update (preinc).
1359 let PPC970_Unit = 2, mayStore = 1 in {
1360 def STBUX : XForm_8<31, 247, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memrr:$dst),
1361 "stbux $rS, $dst", LdStStoreUpd, []>,
1362 RegConstraint<"$dst.ptrreg = $ea_res">, NoEncode<"$ea_res">,
1363 PPC970_DGroup_Cracked;
1364 def STHUX : XForm_8<31, 439, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memrr:$dst),
1365 "sthux $rS, $dst", LdStStoreUpd, []>,
1366 RegConstraint<"$dst.ptrreg = $ea_res">, NoEncode<"$ea_res">,
1367 PPC970_DGroup_Cracked;
1368 def STWUX : XForm_8<31, 183, (outs ptr_rc_nor0:$ea_res), (ins gprc:$rS, memrr:$dst),
1369 "stwux $rS, $dst", LdStStoreUpd, []>,
1370 RegConstraint<"$dst.ptrreg = $ea_res">, NoEncode<"$ea_res">,
1371 PPC970_DGroup_Cracked;
1372 def STFSUX: XForm_8<31, 695, (outs ptr_rc_nor0:$ea_res), (ins f4rc:$rS, memrr:$dst),
1373 "stfsux $rS, $dst", LdStSTFDU, []>,
1374 RegConstraint<"$dst.ptrreg = $ea_res">, NoEncode<"$ea_res">,
1375 PPC970_DGroup_Cracked;
1376 def STFDUX: XForm_8<31, 759, (outs ptr_rc_nor0:$ea_res), (ins f8rc:$rS, memrr:$dst),
1377 "stfdux $rS, $dst", LdStSTFDU, []>,
1378 RegConstraint<"$dst.ptrreg = $ea_res">, NoEncode<"$ea_res">,
1379 PPC970_DGroup_Cracked;
1382 // Patterns to match the pre-inc stores. We can't put the patterns on
1383 // the instruction definitions directly as ISel wants the address base
1384 // and offset to be separate operands, not a single complex operand.
1385 def : Pat<(pre_truncsti8 i32:$rS, iPTR:$ptrreg, iPTR:$ptroff),
1386 (STBUX $rS, $ptrreg, $ptroff)>;
1387 def : Pat<(pre_truncsti16 i32:$rS, iPTR:$ptrreg, iPTR:$ptroff),
1388 (STHUX $rS, $ptrreg, $ptroff)>;
1389 def : Pat<(pre_store i32:$rS, iPTR:$ptrreg, iPTR:$ptroff),
1390 (STWUX $rS, $ptrreg, $ptroff)>;
1391 def : Pat<(pre_store f32:$rS, iPTR:$ptrreg, iPTR:$ptroff),
1392 (STFSUX $rS, $ptrreg, $ptroff)>;
1393 def : Pat<(pre_store f64:$rS, iPTR:$ptrreg, iPTR:$ptroff),
1394 (STFDUX $rS, $ptrreg, $ptroff)>;
1396 def SYNC : XForm_24_sync<31, 598, (outs), (ins),
1400 //===----------------------------------------------------------------------===//
1401 // PPC32 Arithmetic Instructions.
1404 let PPC970_Unit = 1 in { // FXU Operations.
1405 def ADDI : DForm_2<14, (outs gprc:$rD), (ins gprc_nor0:$rA, s16imm:$imm),
1406 "addi $rD, $rA, $imm", IntSimple,
1407 [(set i32:$rD, (add i32:$rA, imm32SExt16:$imm))]>;
1408 let BaseName = "addic" in {
1409 let Defs = [CARRY] in
1410 def ADDIC : DForm_2<12, (outs gprc:$rD), (ins gprc:$rA, s16imm:$imm),
1411 "addic $rD, $rA, $imm", IntGeneral,
1412 [(set i32:$rD, (addc i32:$rA, imm32SExt16:$imm))]>,
1413 RecFormRel, PPC970_DGroup_Cracked;
1414 let Defs = [CARRY, CR0] in
1415 def ADDICo : DForm_2<13, (outs gprc:$rD), (ins gprc:$rA, s16imm:$imm),
1416 "addic. $rD, $rA, $imm", IntGeneral,
1417 []>, isDOT, RecFormRel;
1419 def ADDIS : DForm_2<15, (outs gprc:$rD), (ins gprc_nor0:$rA, s16imm:$imm),
1420 "addis $rD, $rA, $imm", IntSimple,
1421 [(set i32:$rD, (add i32:$rA, imm16ShiftedSExt:$imm))]>;
1422 let isCodeGenOnly = 1 in
1423 def LA : DForm_2<14, (outs gprc:$rD), (ins gprc_nor0:$rA, s16imm:$sym),
1424 "la $rD, $sym($rA)", IntGeneral,
1425 [(set i32:$rD, (add i32:$rA,
1426 (PPClo tglobaladdr:$sym, 0)))]>;
1427 def MULLI : DForm_2< 7, (outs gprc:$rD), (ins gprc:$rA, s16imm:$imm),
1428 "mulli $rD, $rA, $imm", IntMulLI,
1429 [(set i32:$rD, (mul i32:$rA, imm32SExt16:$imm))]>;
1430 let Defs = [CARRY] in
1431 def SUBFIC : DForm_2< 8, (outs gprc:$rD), (ins gprc:$rA, s16imm:$imm),
1432 "subfic $rD, $rA, $imm", IntGeneral,
1433 [(set i32:$rD, (subc imm32SExt16:$imm, i32:$rA))]>;
1435 let isReMaterializable = 1, isAsCheapAsAMove = 1, isMoveImm = 1 in {
1436 def LI : DForm_2_r0<14, (outs gprc:$rD), (ins s16imm:$imm),
1437 "li $rD, $imm", IntSimple,
1438 [(set i32:$rD, imm32SExt16:$imm)]>;
1439 def LIS : DForm_2_r0<15, (outs gprc:$rD), (ins s16imm:$imm),
1440 "lis $rD, $imm", IntSimple,
1441 [(set i32:$rD, imm16ShiftedSExt:$imm)]>;
1445 let PPC970_Unit = 1 in { // FXU Operations.
1446 let Defs = [CR0] in {
1447 def ANDIo : DForm_4<28, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1448 "andi. $dst, $src1, $src2", IntGeneral,
1449 [(set i32:$dst, (and i32:$src1, immZExt16:$src2))]>,
1451 def ANDISo : DForm_4<29, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1452 "andis. $dst, $src1, $src2", IntGeneral,
1453 [(set i32:$dst, (and i32:$src1, imm16ShiftedZExt:$src2))]>,
1456 def ORI : DForm_4<24, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1457 "ori $dst, $src1, $src2", IntSimple,
1458 [(set i32:$dst, (or i32:$src1, immZExt16:$src2))]>;
1459 def ORIS : DForm_4<25, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1460 "oris $dst, $src1, $src2", IntSimple,
1461 [(set i32:$dst, (or i32:$src1, imm16ShiftedZExt:$src2))]>;
1462 def XORI : DForm_4<26, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1463 "xori $dst, $src1, $src2", IntSimple,
1464 [(set i32:$dst, (xor i32:$src1, immZExt16:$src2))]>;
1465 def XORIS : DForm_4<27, (outs gprc:$dst), (ins gprc:$src1, u16imm:$src2),
1466 "xoris $dst, $src1, $src2", IntSimple,
1467 [(set i32:$dst, (xor i32:$src1, imm16ShiftedZExt:$src2))]>;
1468 def NOP : DForm_4_zero<24, (outs), (ins), "nop", IntSimple,
1470 let isCompare = 1, neverHasSideEffects = 1 in {
1471 def CMPWI : DForm_5_ext<11, (outs crrc:$crD), (ins gprc:$rA, s16imm:$imm),
1472 "cmpwi $crD, $rA, $imm", IntCompare>;
1473 def CMPLWI : DForm_6_ext<10, (outs crrc:$dst), (ins gprc:$src1, u16imm:$src2),
1474 "cmplwi $dst, $src1, $src2", IntCompare>;
1478 let PPC970_Unit = 1, neverHasSideEffects = 1 in { // FXU Operations.
1479 defm NAND : XForm_6r<31, 476, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1480 "nand", "$rA, $rS, $rB", IntSimple,
1481 [(set i32:$rA, (not (and i32:$rS, i32:$rB)))]>;
1482 defm AND : XForm_6r<31, 28, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1483 "and", "$rA, $rS, $rB", IntSimple,
1484 [(set i32:$rA, (and i32:$rS, i32:$rB))]>;
1485 defm ANDC : XForm_6r<31, 60, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1486 "andc", "$rA, $rS, $rB", IntSimple,
1487 [(set i32:$rA, (and i32:$rS, (not i32:$rB)))]>;
1488 defm OR : XForm_6r<31, 444, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1489 "or", "$rA, $rS, $rB", IntSimple,
1490 [(set i32:$rA, (or i32:$rS, i32:$rB))]>;
1491 defm NOR : XForm_6r<31, 124, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1492 "nor", "$rA, $rS, $rB", IntSimple,
1493 [(set i32:$rA, (not (or i32:$rS, i32:$rB)))]>;
1494 defm ORC : XForm_6r<31, 412, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1495 "orc", "$rA, $rS, $rB", IntSimple,
1496 [(set i32:$rA, (or i32:$rS, (not i32:$rB)))]>;
1497 defm EQV : XForm_6r<31, 284, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1498 "eqv", "$rA, $rS, $rB", IntSimple,
1499 [(set i32:$rA, (not (xor i32:$rS, i32:$rB)))]>;
1500 defm XOR : XForm_6r<31, 316, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1501 "xor", "$rA, $rS, $rB", IntSimple,
1502 [(set i32:$rA, (xor i32:$rS, i32:$rB))]>;
1503 defm SLW : XForm_6r<31, 24, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1504 "slw", "$rA, $rS, $rB", IntGeneral,
1505 [(set i32:$rA, (PPCshl i32:$rS, i32:$rB))]>;
1506 defm SRW : XForm_6r<31, 536, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1507 "srw", "$rA, $rS, $rB", IntGeneral,
1508 [(set i32:$rA, (PPCsrl i32:$rS, i32:$rB))]>;
1509 defm SRAW : XForm_6rc<31, 792, (outs gprc:$rA), (ins gprc:$rS, gprc:$rB),
1510 "sraw", "$rA, $rS, $rB", IntShift,
1511 [(set i32:$rA, (PPCsra i32:$rS, i32:$rB))]>;
1514 let PPC970_Unit = 1 in { // FXU Operations.
1515 let neverHasSideEffects = 1 in {
1516 defm SRAWI : XForm_10rc<31, 824, (outs gprc:$rA), (ins gprc:$rS, u5imm:$SH),
1517 "srawi", "$rA, $rS, $SH", IntShift,
1518 [(set i32:$rA, (sra i32:$rS, (i32 imm:$SH)))]>;
1519 defm CNTLZW : XForm_11r<31, 26, (outs gprc:$rA), (ins gprc:$rS),
1520 "cntlzw", "$rA, $rS", IntGeneral,
1521 [(set i32:$rA, (ctlz i32:$rS))]>;
1522 defm EXTSB : XForm_11r<31, 954, (outs gprc:$rA), (ins gprc:$rS),
1523 "extsb", "$rA, $rS", IntSimple,
1524 [(set i32:$rA, (sext_inreg i32:$rS, i8))]>;
1525 defm EXTSH : XForm_11r<31, 922, (outs gprc:$rA), (ins gprc:$rS),
1526 "extsh", "$rA, $rS", IntSimple,
1527 [(set i32:$rA, (sext_inreg i32:$rS, i16))]>;
1529 let isCompare = 1, neverHasSideEffects = 1 in {
1530 def CMPW : XForm_16_ext<31, 0, (outs crrc:$crD), (ins gprc:$rA, gprc:$rB),
1531 "cmpw $crD, $rA, $rB", IntCompare>;
1532 def CMPLW : XForm_16_ext<31, 32, (outs crrc:$crD), (ins gprc:$rA, gprc:$rB),
1533 "cmplw $crD, $rA, $rB", IntCompare>;
1536 let PPC970_Unit = 3 in { // FPU Operations.
1537 //def FCMPO : XForm_17<63, 32, (outs CRRC:$crD), (ins FPRC:$fA, FPRC:$fB),
1538 // "fcmpo $crD, $fA, $fB", FPCompare>;
1539 let isCompare = 1, neverHasSideEffects = 1 in {
1540 def FCMPUS : XForm_17<63, 0, (outs crrc:$crD), (ins f4rc:$fA, f4rc:$fB),
1541 "fcmpu $crD, $fA, $fB", FPCompare>;
1542 def FCMPUD : XForm_17<63, 0, (outs crrc:$crD), (ins f8rc:$fA, f8rc:$fB),
1543 "fcmpu $crD, $fA, $fB", FPCompare>;
1546 let Uses = [RM] in {
1547 let neverHasSideEffects = 1 in {
1548 defm FCTIWZ : XForm_26r<63, 15, (outs f8rc:$frD), (ins f8rc:$frB),
1549 "fctiwz", "$frD, $frB", FPGeneral,
1550 [(set f64:$frD, (PPCfctiwz f64:$frB))]>;
1552 defm FRSP : XForm_26r<63, 12, (outs f4rc:$frD), (ins f8rc:$frB),
1553 "frsp", "$frD, $frB", FPGeneral,
1554 [(set f32:$frD, (fround f64:$frB))]>;
1556 // The frin -> nearbyint mapping is valid only in fast-math mode.
1557 let Interpretation64Bit = 1 in
1558 defm FRIND : XForm_26r<63, 392, (outs f8rc:$frD), (ins f8rc:$frB),
1559 "frin", "$frD, $frB", FPGeneral,
1560 [(set f64:$frD, (fnearbyint f64:$frB))]>;
1561 defm FRINS : XForm_26r<63, 392, (outs f4rc:$frD), (ins f4rc:$frB),
1562 "frin", "$frD, $frB", FPGeneral,
1563 [(set f32:$frD, (fnearbyint f32:$frB))]>;
1566 // These pseudos expand to rint but also set FE_INEXACT when the result does
1567 // not equal the argument.
1568 let usesCustomInserter = 1, Defs = [RM] in { // FIXME: Model FPSCR!
1569 def FRINDrint : Pseudo<(outs f8rc:$frD), (ins f8rc:$frB),
1570 "#FRINDrint", [(set f64:$frD, (frint f64:$frB))]>;
1571 def FRINSrint : Pseudo<(outs f4rc:$frD), (ins f4rc:$frB),
1572 "#FRINSrint", [(set f32:$frD, (frint f32:$frB))]>;
1575 let neverHasSideEffects = 1 in {
1576 let Interpretation64Bit = 1 in
1577 defm FRIPD : XForm_26r<63, 456, (outs f8rc:$frD), (ins f8rc:$frB),
1578 "frip", "$frD, $frB", FPGeneral,
1579 [(set f64:$frD, (fceil f64:$frB))]>;
1580 defm FRIPS : XForm_26r<63, 456, (outs f4rc:$frD), (ins f4rc:$frB),
1581 "frip", "$frD, $frB", FPGeneral,
1582 [(set f32:$frD, (fceil f32:$frB))]>;
1583 let Interpretation64Bit = 1 in
1584 defm FRIZD : XForm_26r<63, 424, (outs f8rc:$frD), (ins f8rc:$frB),
1585 "friz", "$frD, $frB", FPGeneral,
1586 [(set f64:$frD, (ftrunc f64:$frB))]>;
1587 defm FRIZS : XForm_26r<63, 424, (outs f4rc:$frD), (ins f4rc:$frB),
1588 "friz", "$frD, $frB", FPGeneral,
1589 [(set f32:$frD, (ftrunc f32:$frB))]>;
1590 let Interpretation64Bit = 1 in
1591 defm FRIMD : XForm_26r<63, 488, (outs f8rc:$frD), (ins f8rc:$frB),
1592 "frim", "$frD, $frB", FPGeneral,
1593 [(set f64:$frD, (ffloor f64:$frB))]>;
1594 defm FRIMS : XForm_26r<63, 488, (outs f4rc:$frD), (ins f4rc:$frB),
1595 "frim", "$frD, $frB", FPGeneral,
1596 [(set f32:$frD, (ffloor f32:$frB))]>;
1598 defm FSQRT : XForm_26r<63, 22, (outs f8rc:$frD), (ins f8rc:$frB),
1599 "fsqrt", "$frD, $frB", FPSqrt,
1600 [(set f64:$frD, (fsqrt f64:$frB))]>;
1601 defm FSQRTS : XForm_26r<59, 22, (outs f4rc:$frD), (ins f4rc:$frB),
1602 "fsqrts", "$frD, $frB", FPSqrt,
1603 [(set f32:$frD, (fsqrt f32:$frB))]>;
1608 /// Note that FMR is defined as pseudo-ops on the PPC970 because they are
1609 /// often coalesced away and we don't want the dispatch group builder to think
1610 /// that they will fill slots (which could cause the load of a LSU reject to
1611 /// sneak into a d-group with a store).
1612 let neverHasSideEffects = 1 in
1613 defm FMR : XForm_26r<63, 72, (outs f4rc:$frD), (ins f4rc:$frB),
1614 "fmr", "$frD, $frB", FPGeneral,
1615 []>, // (set f32:$frD, f32:$frB)
1618 let PPC970_Unit = 3, neverHasSideEffects = 1 in { // FPU Operations.
1619 // These are artificially split into two different forms, for 4/8 byte FP.
1620 defm FABSS : XForm_26r<63, 264, (outs f4rc:$frD), (ins f4rc:$frB),
1621 "fabs", "$frD, $frB", FPGeneral,
1622 [(set f32:$frD, (fabs f32:$frB))]>;
1623 let Interpretation64Bit = 1 in
1624 defm FABSD : XForm_26r<63, 264, (outs f8rc:$frD), (ins f8rc:$frB),
1625 "fabs", "$frD, $frB", FPGeneral,
1626 [(set f64:$frD, (fabs f64:$frB))]>;
1627 defm FNABSS : XForm_26r<63, 136, (outs f4rc:$frD), (ins f4rc:$frB),
1628 "fnabs", "$frD, $frB", FPGeneral,
1629 [(set f32:$frD, (fneg (fabs f32:$frB)))]>;
1630 let Interpretation64Bit = 1 in
1631 defm FNABSD : XForm_26r<63, 136, (outs f8rc:$frD), (ins f8rc:$frB),
1632 "fnabs", "$frD, $frB", FPGeneral,
1633 [(set f64:$frD, (fneg (fabs f64:$frB)))]>;
1634 defm FNEGS : XForm_26r<63, 40, (outs f4rc:$frD), (ins f4rc:$frB),
1635 "fneg", "$frD, $frB", FPGeneral,
1636 [(set f32:$frD, (fneg f32:$frB))]>;
1637 let Interpretation64Bit = 1 in
1638 defm FNEGD : XForm_26r<63, 40, (outs f8rc:$frD), (ins f8rc:$frB),
1639 "fneg", "$frD, $frB", FPGeneral,
1640 [(set f64:$frD, (fneg f64:$frB))]>;
1642 // Reciprocal estimates.
1643 defm FRE : XForm_26r<63, 24, (outs f8rc:$frD), (ins f8rc:$frB),
1644 "fre", "$frD, $frB", FPGeneral,
1645 [(set f64:$frD, (PPCfre f64:$frB))]>;
1646 defm FRES : XForm_26r<59, 24, (outs f4rc:$frD), (ins f4rc:$frB),
1647 "fres", "$frD, $frB", FPGeneral,
1648 [(set f32:$frD, (PPCfre f32:$frB))]>;
1649 defm FRSQRTE : XForm_26r<63, 26, (outs f8rc:$frD), (ins f8rc:$frB),
1650 "frsqrte", "$frD, $frB", FPGeneral,
1651 [(set f64:$frD, (PPCfrsqrte f64:$frB))]>;
1652 defm FRSQRTES : XForm_26r<59, 26, (outs f4rc:$frD), (ins f4rc:$frB),
1653 "frsqrtes", "$frD, $frB", FPGeneral,
1654 [(set f32:$frD, (PPCfrsqrte f32:$frB))]>;
1657 // XL-Form instructions. condition register logical ops.
1659 let neverHasSideEffects = 1 in
1660 def MCRF : XLForm_3<19, 0, (outs crrc:$BF), (ins crrc:$BFA),
1661 "mcrf $BF, $BFA", BrMCR>,
1662 PPC970_DGroup_First, PPC970_Unit_CRU;
1664 def CREQV : XLForm_1<19, 289, (outs crbitrc:$CRD),
1665 (ins crbitrc:$CRA, crbitrc:$CRB),
1666 "creqv $CRD, $CRA, $CRB", BrCR,
1669 def CROR : XLForm_1<19, 449, (outs crbitrc:$CRD),
1670 (ins crbitrc:$CRA, crbitrc:$CRB),
1671 "cror $CRD, $CRA, $CRB", BrCR,
1674 let isCodeGenOnly = 1 in {
1675 def CRSET : XLForm_1_ext<19, 289, (outs crbitrc:$dst), (ins),
1676 "creqv $dst, $dst, $dst", BrCR,
1679 def CRUNSET: XLForm_1_ext<19, 193, (outs crbitrc:$dst), (ins),
1680 "crxor $dst, $dst, $dst", BrCR,
1683 let Defs = [CR1EQ], CRD = 6 in {
1684 def CR6SET : XLForm_1_ext<19, 289, (outs), (ins),
1685 "creqv 6, 6, 6", BrCR,
1688 def CR6UNSET: XLForm_1_ext<19, 193, (outs), (ins),
1689 "crxor 6, 6, 6", BrCR,
1694 // XFX-Form instructions. Instructions that deal with SPRs.
1696 let Uses = [CTR] in {
1697 def MFCTR : XFXForm_1_ext<31, 339, 9, (outs gprc:$rT), (ins),
1698 "mfctr $rT", SprMFSPR>,
1699 PPC970_DGroup_First, PPC970_Unit_FXU;
1701 let Defs = [CTR], Pattern = [(PPCmtctr i32:$rS)] in {
1702 def MTCTR : XFXForm_7_ext<31, 467, 9, (outs), (ins gprc:$rS),
1703 "mtctr $rS", SprMTSPR>,
1704 PPC970_DGroup_First, PPC970_Unit_FXU;
1706 let hasSideEffects = 1, isCodeGenOnly = 1, Defs = [CTR] in {
1707 let Pattern = [(int_ppc_mtctr i32:$rS)] in
1708 def MTCTRloop : XFXForm_7_ext<31, 467, 9, (outs), (ins gprc:$rS),
1709 "mtctr $rS", SprMTSPR>,
1710 PPC970_DGroup_First, PPC970_Unit_FXU;
1713 let Defs = [LR] in {
1714 def MTLR : XFXForm_7_ext<31, 467, 8, (outs), (ins gprc:$rS),
1715 "mtlr $rS", SprMTSPR>,
1716 PPC970_DGroup_First, PPC970_Unit_FXU;
1718 let Uses = [LR] in {
1719 def MFLR : XFXForm_1_ext<31, 339, 8, (outs gprc:$rT), (ins),
1720 "mflr $rT", SprMFSPR>,
1721 PPC970_DGroup_First, PPC970_Unit_FXU;
1724 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
1725 // a GPR on the PPC970. As such, copies in and out have the same performance
1726 // characteristics as an OR instruction.
1727 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (outs), (ins gprc:$rS),
1728 "mtspr 256, $rS", IntGeneral>,
1729 PPC970_DGroup_Single, PPC970_Unit_FXU;
1730 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (outs gprc:$rT), (ins),
1731 "mfspr $rT, 256", IntGeneral>,
1732 PPC970_DGroup_First, PPC970_Unit_FXU;
1734 let isCodeGenOnly = 1 in {
1735 def MTVRSAVEv : XFXForm_7_ext<31, 467, 256,
1736 (outs VRSAVERC:$reg), (ins gprc:$rS),
1737 "mtspr 256, $rS", IntGeneral>,
1738 PPC970_DGroup_Single, PPC970_Unit_FXU;
1739 def MFVRSAVEv : XFXForm_1_ext<31, 339, 256, (outs gprc:$rT),
1740 (ins VRSAVERC:$reg),
1741 "mfspr $rT, 256", IntGeneral>,
1742 PPC970_DGroup_First, PPC970_Unit_FXU;
1745 // SPILL_VRSAVE - Indicate that we're dumping the VRSAVE register,
1746 // so we'll need to scavenge a register for it.
1748 def SPILL_VRSAVE : Pseudo<(outs), (ins VRSAVERC:$vrsave, memri:$F),
1749 "#SPILL_VRSAVE", []>;
1751 // RESTORE_VRSAVE - Indicate that we're restoring the VRSAVE register (previously
1752 // spilled), so we'll need to scavenge a register for it.
1754 def RESTORE_VRSAVE : Pseudo<(outs VRSAVERC:$vrsave), (ins memri:$F),
1755 "#RESTORE_VRSAVE", []>;
1757 let neverHasSideEffects = 1 in {
1758 def MTCRF : XFXForm_5<31, 144, (outs crbitm:$FXM), (ins gprc:$rS),
1759 "mtcrf $FXM, $rS", BrMCRX>,
1760 PPC970_MicroCode, PPC970_Unit_CRU;
1762 // This is a pseudo for MFCR, which implicitly uses all 8 of its subregisters;
1763 // declaring that here gives the local register allocator problems with this:
1765 // MFCR <kill of whatever preg got assigned to vreg>
1766 // while not declaring it breaks DeadMachineInstructionElimination.
1767 // As it turns out, in all cases where we currently use this,
1768 // we're only interested in one subregister of it. Represent this in the
1769 // instruction to keep the register allocator from becoming confused.
1771 // FIXME: Make this a real Pseudo instruction when the JIT switches to MC.
1772 let isCodeGenOnly = 1 in
1773 def MFCRpseud: XFXForm_3<31, 19, (outs gprc:$rT), (ins crbitm:$FXM),
1774 "#MFCRpseud", SprMFCR>,
1775 PPC970_MicroCode, PPC970_Unit_CRU;
1777 def MFOCRF: XFXForm_5a<31, 19, (outs gprc:$rT), (ins crbitm:$FXM),
1778 "mfocrf $rT, $FXM", SprMFCR>,
1779 PPC970_DGroup_First, PPC970_Unit_CRU;
1780 } // neverHasSideEffects = 1
1782 let neverHasSideEffects = 1 in
1783 def MFCR : XFXForm_3<31, 19, (outs gprc:$rT), (ins),
1784 "mfcr $rT", SprMFCR>,
1785 PPC970_MicroCode, PPC970_Unit_CRU;
1787 // Pseudo instruction to perform FADD in round-to-zero mode.
1788 let usesCustomInserter = 1, Uses = [RM] in {
1789 def FADDrtz: Pseudo<(outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRB), "",
1790 [(set f64:$FRT, (PPCfaddrtz f64:$FRA, f64:$FRB))]>;
1793 // The above pseudo gets expanded to make use of the following instructions
1794 // to manipulate FPSCR. Note that FPSCR is not modeled at the DAG level.
1795 let Uses = [RM], Defs = [RM] in {
1796 def MTFSB0 : XForm_43<63, 70, (outs), (ins u5imm:$FM),
1797 "mtfsb0 $FM", IntMTFSB0, []>,
1798 PPC970_DGroup_Single, PPC970_Unit_FPU;
1799 def MTFSB1 : XForm_43<63, 38, (outs), (ins u5imm:$FM),
1800 "mtfsb1 $FM", IntMTFSB0, []>,
1801 PPC970_DGroup_Single, PPC970_Unit_FPU;
1802 def MTFSF : XFLForm<63, 711, (outs), (ins i32imm:$FM, f8rc:$rT),
1803 "mtfsf $FM, $rT", IntMTFSB0, []>,
1804 PPC970_DGroup_Single, PPC970_Unit_FPU;
1806 let Uses = [RM] in {
1807 def MFFS : XForm_42<63, 583, (outs f8rc:$rT), (ins),
1808 "mffs $rT", IntMFFS,
1809 [(set f64:$rT, (PPCmffs))]>,
1810 PPC970_DGroup_Single, PPC970_Unit_FPU;
1814 let PPC970_Unit = 1, neverHasSideEffects = 1 in { // FXU Operations.
1815 // XO-Form instructions. Arithmetic instructions that can set overflow bit
1817 defm ADD4 : XOForm_1r<31, 266, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1818 "add", "$rT, $rA, $rB", IntSimple,
1819 [(set i32:$rT, (add i32:$rA, i32:$rB))]>;
1820 defm ADDC : XOForm_1rc<31, 10, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1821 "addc", "$rT, $rA, $rB", IntGeneral,
1822 [(set i32:$rT, (addc i32:$rA, i32:$rB))]>,
1823 PPC970_DGroup_Cracked;
1824 defm DIVW : XOForm_1r<31, 491, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1825 "divw", "$rT, $rA, $rB", IntDivW,
1826 [(set i32:$rT, (sdiv i32:$rA, i32:$rB))]>,
1827 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1828 defm DIVWU : XOForm_1r<31, 459, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1829 "divwu", "$rT, $rA, $rB", IntDivW,
1830 [(set i32:$rT, (udiv i32:$rA, i32:$rB))]>,
1831 PPC970_DGroup_First, PPC970_DGroup_Cracked;
1832 defm MULHW : XOForm_1r<31, 75, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1833 "mulhw", "$rT, $rA, $rB", IntMulHW,
1834 [(set i32:$rT, (mulhs i32:$rA, i32:$rB))]>;
1835 defm MULHWU : XOForm_1r<31, 11, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1836 "mulhwu", "$rT, $rA, $rB", IntMulHWU,
1837 [(set i32:$rT, (mulhu i32:$rA, i32:$rB))]>;
1838 defm MULLW : XOForm_1r<31, 235, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1839 "mullw", "$rT, $rA, $rB", IntMulHW,
1840 [(set i32:$rT, (mul i32:$rA, i32:$rB))]>;
1841 defm SUBF : XOForm_1r<31, 40, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1842 "subf", "$rT, $rA, $rB", IntGeneral,
1843 [(set i32:$rT, (sub i32:$rB, i32:$rA))]>;
1844 defm SUBFC : XOForm_1rc<31, 8, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1845 "subfc", "$rT, $rA, $rB", IntGeneral,
1846 [(set i32:$rT, (subc i32:$rB, i32:$rA))]>,
1847 PPC970_DGroup_Cracked;
1848 defm NEG : XOForm_3r<31, 104, 0, (outs gprc:$rT), (ins gprc:$rA),
1849 "neg", "$rT, $rA", IntSimple,
1850 [(set i32:$rT, (ineg i32:$rA))]>;
1851 let Uses = [CARRY] in {
1852 defm ADDE : XOForm_1rc<31, 138, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1853 "adde", "$rT, $rA, $rB", IntGeneral,
1854 [(set i32:$rT, (adde i32:$rA, i32:$rB))]>;
1855 defm ADDME : XOForm_3rc<31, 234, 0, (outs gprc:$rT), (ins gprc:$rA),
1856 "addme", "$rT, $rA", IntGeneral,
1857 [(set i32:$rT, (adde i32:$rA, -1))]>;
1858 defm ADDZE : XOForm_3rc<31, 202, 0, (outs gprc:$rT), (ins gprc:$rA),
1859 "addze", "$rT, $rA", IntGeneral,
1860 [(set i32:$rT, (adde i32:$rA, 0))]>;
1861 defm SUBFE : XOForm_1rc<31, 136, 0, (outs gprc:$rT), (ins gprc:$rA, gprc:$rB),
1862 "subfe", "$rT, $rA, $rB", IntGeneral,
1863 [(set i32:$rT, (sube i32:$rB, i32:$rA))]>;
1864 defm SUBFME : XOForm_3rc<31, 232, 0, (outs gprc:$rT), (ins gprc:$rA),
1865 "subfme", "$rT, $rA", IntGeneral,
1866 [(set i32:$rT, (sube -1, i32:$rA))]>;
1867 defm SUBFZE : XOForm_3rc<31, 200, 0, (outs gprc:$rT), (ins gprc:$rA),
1868 "subfze", "$rT, $rA", IntGeneral,
1869 [(set i32:$rT, (sube 0, i32:$rA))]>;
1873 // A-Form instructions. Most of the instructions executed in the FPU are of
1876 let PPC970_Unit = 3, neverHasSideEffects = 1 in { // FPU Operations.
1877 let Uses = [RM] in {
1878 defm FMADD : AForm_1r<63, 29,
1879 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC, f8rc:$FRB),
1880 "fmadd", "$FRT, $FRA, $FRC, $FRB", FPFused,
1881 [(set f64:$FRT, (fma f64:$FRA, f64:$FRC, f64:$FRB))]>;
1882 defm FMADDS : AForm_1r<59, 29,
1883 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRC, f4rc:$FRB),
1884 "fmadds", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1885 [(set f32:$FRT, (fma f32:$FRA, f32:$FRC, f32:$FRB))]>;
1886 defm FMSUB : AForm_1r<63, 28,
1887 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC, f8rc:$FRB),
1888 "fmsub", "$FRT, $FRA, $FRC, $FRB", FPFused,
1890 (fma f64:$FRA, f64:$FRC, (fneg f64:$FRB)))]>;
1891 defm FMSUBS : AForm_1r<59, 28,
1892 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRC, f4rc:$FRB),
1893 "fmsubs", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1895 (fma f32:$FRA, f32:$FRC, (fneg f32:$FRB)))]>;
1896 defm FNMADD : AForm_1r<63, 31,
1897 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC, f8rc:$FRB),
1898 "fnmadd", "$FRT, $FRA, $FRC, $FRB", FPFused,
1900 (fneg (fma f64:$FRA, f64:$FRC, f64:$FRB)))]>;
1901 defm FNMADDS : AForm_1r<59, 31,
1902 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRC, f4rc:$FRB),
1903 "fnmadds", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1905 (fneg (fma f32:$FRA, f32:$FRC, f32:$FRB)))]>;
1906 defm FNMSUB : AForm_1r<63, 30,
1907 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC, f8rc:$FRB),
1908 "fnmsub", "$FRT, $FRA, $FRC, $FRB", FPFused,
1909 [(set f64:$FRT, (fneg (fma f64:$FRA, f64:$FRC,
1910 (fneg f64:$FRB))))]>;
1911 defm FNMSUBS : AForm_1r<59, 30,
1912 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRC, f4rc:$FRB),
1913 "fnmsubs", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1914 [(set f32:$FRT, (fneg (fma f32:$FRA, f32:$FRC,
1915 (fneg f32:$FRB))))]>;
1917 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
1918 // having 4 of these, force the comparison to always be an 8-byte double (code
1919 // should use an FMRSD if the input comparison value really wants to be a float)
1920 // and 4/8 byte forms for the result and operand type..
1921 let Interpretation64Bit = 1 in
1922 defm FSELD : AForm_1r<63, 23,
1923 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC, f8rc:$FRB),
1924 "fsel", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1925 [(set f64:$FRT, (PPCfsel f64:$FRA, f64:$FRC, f64:$FRB))]>;
1926 defm FSELS : AForm_1r<63, 23,
1927 (outs f4rc:$FRT), (ins f8rc:$FRA, f4rc:$FRC, f4rc:$FRB),
1928 "fsel", "$FRT, $FRA, $FRC, $FRB", FPGeneral,
1929 [(set f32:$FRT, (PPCfsel f64:$FRA, f32:$FRC, f32:$FRB))]>;
1930 let Uses = [RM] in {
1931 defm FADD : AForm_2r<63, 21,
1932 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRB),
1933 "fadd", "$FRT, $FRA, $FRB", FPAddSub,
1934 [(set f64:$FRT, (fadd f64:$FRA, f64:$FRB))]>;
1935 defm FADDS : AForm_2r<59, 21,
1936 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRB),
1937 "fadds", "$FRT, $FRA, $FRB", FPGeneral,
1938 [(set f32:$FRT, (fadd f32:$FRA, f32:$FRB))]>;
1939 defm FDIV : AForm_2r<63, 18,
1940 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRB),
1941 "fdiv", "$FRT, $FRA, $FRB", FPDivD,
1942 [(set f64:$FRT, (fdiv f64:$FRA, f64:$FRB))]>;
1943 defm FDIVS : AForm_2r<59, 18,
1944 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRB),
1945 "fdivs", "$FRT, $FRA, $FRB", FPDivS,
1946 [(set f32:$FRT, (fdiv f32:$FRA, f32:$FRB))]>;
1947 defm FMUL : AForm_3r<63, 25,
1948 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRC),
1949 "fmul", "$FRT, $FRA, $FRC", FPFused,
1950 [(set f64:$FRT, (fmul f64:$FRA, f64:$FRC))]>;
1951 defm FMULS : AForm_3r<59, 25,
1952 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRC),
1953 "fmuls", "$FRT, $FRA, $FRC", FPGeneral,
1954 [(set f32:$FRT, (fmul f32:$FRA, f32:$FRC))]>;
1955 defm FSUB : AForm_2r<63, 20,
1956 (outs f8rc:$FRT), (ins f8rc:$FRA, f8rc:$FRB),
1957 "fsub", "$FRT, $FRA, $FRB", FPAddSub,
1958 [(set f64:$FRT, (fsub f64:$FRA, f64:$FRB))]>;
1959 defm FSUBS : AForm_2r<59, 20,
1960 (outs f4rc:$FRT), (ins f4rc:$FRA, f4rc:$FRB),
1961 "fsubs", "$FRT, $FRA, $FRB", FPGeneral,
1962 [(set f32:$FRT, (fsub f32:$FRA, f32:$FRB))]>;
1966 let neverHasSideEffects = 1 in {
1967 let PPC970_Unit = 1 in { // FXU Operations.
1969 def ISEL : AForm_4<31, 15,
1970 (outs gprc:$rT), (ins gprc_nor0:$rA, gprc:$rB, crbitrc:$cond),
1971 "isel $rT, $rA, $rB, $cond", IntGeneral,
1975 let PPC970_Unit = 1 in { // FXU Operations.
1976 // M-Form instructions. rotate and mask instructions.
1978 let isCommutable = 1 in {
1979 // RLWIMI can be commuted if the rotate amount is zero.
1980 defm RLWIMI : MForm_2r<20, (outs gprc:$rA),
1981 (ins gprc:$rSi, gprc:$rS, u5imm:$SH, u5imm:$MB,
1982 u5imm:$ME), "rlwimi", "$rA, $rS, $SH, $MB, $ME", IntRotate,
1983 []>, PPC970_DGroup_Cracked, RegConstraint<"$rSi = $rA">,
1986 let BaseName = "rlwinm" in {
1987 def RLWINM : MForm_2<21,
1988 (outs gprc:$rA), (ins gprc:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1989 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
1992 def RLWINMo : MForm_2<21,
1993 (outs gprc:$rA), (ins gprc:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
1994 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
1995 []>, isDOT, RecFormRel, PPC970_DGroup_Cracked;
1997 defm RLWNM : MForm_2r<23, (outs gprc:$rA),
1998 (ins gprc:$rS, gprc:$rB, u5imm:$MB, u5imm:$ME),
1999 "rlwnm", "$rA, $rS, $rB, $MB, $ME", IntGeneral,
2002 } // neverHasSideEffects = 1
2004 //===----------------------------------------------------------------------===//
2005 // PowerPC Instruction Patterns
2008 // Arbitrary immediate support. Implement in terms of LIS/ORI.
2009 def : Pat<(i32 imm:$imm),
2010 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
2012 // Implement the 'not' operation with the NOR instruction.
2013 def NOT : Pat<(not i32:$in),
2016 // ADD an arbitrary immediate.
2017 def : Pat<(add i32:$in, imm:$imm),
2018 (ADDIS (ADDI $in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
2019 // OR an arbitrary immediate.
2020 def : Pat<(or i32:$in, imm:$imm),
2021 (ORIS (ORI $in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
2022 // XOR an arbitrary immediate.
2023 def : Pat<(xor i32:$in, imm:$imm),
2024 (XORIS (XORI $in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
2026 def : Pat<(sub imm32SExt16:$imm, i32:$in),
2027 (SUBFIC $in, imm:$imm)>;
2030 def : Pat<(shl i32:$in, (i32 imm:$imm)),
2031 (RLWINM $in, imm:$imm, 0, (SHL32 imm:$imm))>;
2032 def : Pat<(srl i32:$in, (i32 imm:$imm)),
2033 (RLWINM $in, (SRL32 imm:$imm), imm:$imm, 31)>;
2036 def : Pat<(rotl i32:$in, i32:$sh),
2037 (RLWNM $in, $sh, 0, 31)>;
2038 def : Pat<(rotl i32:$in, (i32 imm:$imm)),
2039 (RLWINM $in, imm:$imm, 0, 31)>;
2042 def : Pat<(and (rotl i32:$in, i32:$sh), maskimm32:$imm),
2043 (RLWNM $in, $sh, (MB maskimm32:$imm), (ME maskimm32:$imm))>;
2046 def : Pat<(PPCcall (i32 tglobaladdr:$dst)),
2047 (BL tglobaladdr:$dst)>;
2048 def : Pat<(PPCcall (i32 texternalsym:$dst)),
2049 (BL texternalsym:$dst)>;
2052 def : Pat<(PPCtc_return (i32 tglobaladdr:$dst), imm:$imm),
2053 (TCRETURNdi tglobaladdr:$dst, imm:$imm)>;
2055 def : Pat<(PPCtc_return (i32 texternalsym:$dst), imm:$imm),
2056 (TCRETURNdi texternalsym:$dst, imm:$imm)>;
2058 def : Pat<(PPCtc_return CTRRC:$dst, imm:$imm),
2059 (TCRETURNri CTRRC:$dst, imm:$imm)>;
2063 // Hi and Lo for Darwin Global Addresses.
2064 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
2065 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
2066 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
2067 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
2068 def : Pat<(PPChi tjumptable:$in, 0), (LIS tjumptable:$in)>;
2069 def : Pat<(PPClo tjumptable:$in, 0), (LI tjumptable:$in)>;
2070 def : Pat<(PPChi tblockaddress:$in, 0), (LIS tblockaddress:$in)>;
2071 def : Pat<(PPClo tblockaddress:$in, 0), (LI tblockaddress:$in)>;
2072 def : Pat<(PPChi tglobaltlsaddr:$g, i32:$in),
2073 (ADDIS $in, tglobaltlsaddr:$g)>;
2074 def : Pat<(PPClo tglobaltlsaddr:$g, i32:$in),
2075 (ADDI $in, tglobaltlsaddr:$g)>;
2076 def : Pat<(add i32:$in, (PPChi tglobaladdr:$g, 0)),
2077 (ADDIS $in, tglobaladdr:$g)>;
2078 def : Pat<(add i32:$in, (PPChi tconstpool:$g, 0)),
2079 (ADDIS $in, tconstpool:$g)>;
2080 def : Pat<(add i32:$in, (PPChi tjumptable:$g, 0)),
2081 (ADDIS $in, tjumptable:$g)>;
2082 def : Pat<(add i32:$in, (PPChi tblockaddress:$g, 0)),
2083 (ADDIS $in, tblockaddress:$g)>;
2085 // Standard shifts. These are represented separately from the real shifts above
2086 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
2088 def : Pat<(sra i32:$rS, i32:$rB),
2090 def : Pat<(srl i32:$rS, i32:$rB),
2092 def : Pat<(shl i32:$rS, i32:$rB),
2095 def : Pat<(zextloadi1 iaddr:$src),
2097 def : Pat<(zextloadi1 xaddr:$src),
2099 def : Pat<(extloadi1 iaddr:$src),
2101 def : Pat<(extloadi1 xaddr:$src),
2103 def : Pat<(extloadi8 iaddr:$src),
2105 def : Pat<(extloadi8 xaddr:$src),
2107 def : Pat<(extloadi16 iaddr:$src),
2109 def : Pat<(extloadi16 xaddr:$src),
2111 def : Pat<(f64 (extloadf32 iaddr:$src)),
2112 (COPY_TO_REGCLASS (LFS iaddr:$src), F8RC)>;
2113 def : Pat<(f64 (extloadf32 xaddr:$src)),
2114 (COPY_TO_REGCLASS (LFSX xaddr:$src), F8RC)>;
2116 def : Pat<(f64 (fextend f32:$src)),
2117 (COPY_TO_REGCLASS $src, F8RC)>;
2119 def : Pat<(atomic_fence (imm), (imm)), (SYNC)>;
2121 // Additional FNMSUB patterns: -a*c + b == -(a*c - b)
2122 def : Pat<(fma (fneg f64:$A), f64:$C, f64:$B),
2123 (FNMSUB $A, $C, $B)>;
2124 def : Pat<(fma f64:$A, (fneg f64:$C), f64:$B),
2125 (FNMSUB $A, $C, $B)>;
2126 def : Pat<(fma (fneg f32:$A), f32:$C, f32:$B),
2127 (FNMSUBS $A, $C, $B)>;
2128 def : Pat<(fma f32:$A, (fneg f32:$C), f32:$B),
2129 (FNMSUBS $A, $C, $B)>;
2131 include "PPCInstrAltivec.td"
2132 include "PPCInstr64Bit.td"
2135 //===----------------------------------------------------------------------===//
2136 // PowerPC Instructions used for assembler/disassembler only
2139 def ISYNC : XLForm_2_ext<19, 150, 0, 0, 0, (outs), (ins),
2140 "isync", SprISYNC, []>;
2142 def ICBI : XForm_1a<31, 982, (outs), (ins memrr:$src),
2143 "icbi $src", LdStICBI, []>;
2145 //===----------------------------------------------------------------------===//
2146 // PowerPC Assembler Instruction Aliases
2149 // Pseudo-instructions for alternate assembly syntax (never used by codegen).
2150 // These are aliases that require C++ handling to convert to the target
2151 // instruction, while InstAliases can be handled directly by tblgen.
2152 class PPCAsmPseudo<string asm, dag iops>
2154 let Namespace = "PPC";
2155 bit PPC64 = 0; // Default value, override with isPPC64
2157 let OutOperandList = (outs);
2158 let InOperandList = iops;
2160 let AsmString = asm;
2161 let isAsmParserOnly = 1;
2165 def : InstAlias<"sc", (SC 0)>;
2167 def : InstAlias<"mr $rA, $rB", (OR8 g8rc:$rA, g8rc:$rB, g8rc:$rB)>;
2169 def SLWI : PPCAsmPseudo<"slwi $rA, $rS, $n",
2170 (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
2171 def SRWI : PPCAsmPseudo<"srwi $rA, $rS, $n",
2172 (ins gprc:$rA, gprc:$rS, u5imm:$n)>;
2173 def SLDI : PPCAsmPseudo<"sldi $rA, $rS, $n",
2174 (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
2175 def SRDI : PPCAsmPseudo<"srdi $rA, $rS, $n",
2176 (ins g8rc:$rA, g8rc:$rS, u6imm:$n)>;
2178 multiclass BranchExtendedMnemonic<string name, int bibo> {
2179 def : InstAlias<"b"#name#" $cc, $dst",
2180 (BCC bibo, crrc:$cc, condbrtarget:$dst)>;
2181 def : InstAlias<"b"#name#" $dst",
2182 (BCC bibo, CR0, condbrtarget:$dst)>;
2184 def : InstAlias<"b"#name#"lr $cc",
2185 (BCLR bibo, crrc:$cc)>;
2186 def : InstAlias<"b"#name#"lr",
2189 def : InstAlias<"b"#name#"ctr $cc",
2190 (BCCTR bibo, crrc:$cc)>;
2191 def : InstAlias<"b"#name#"ctr",
2194 def : InstAlias<"b"#name#"lrl $cc",
2195 (BCLRL bibo, crrc:$cc)>;
2196 def : InstAlias<"b"#name#"lrl",
2199 def : InstAlias<"b"#name#"ctrl $cc",
2200 (BCCTRL bibo, crrc:$cc)>;
2201 def : InstAlias<"b"#name#"ctrl",
2202 (BCCTRL bibo, CR0)>;
2204 defm : BranchExtendedMnemonic<"lt", 12>;
2205 defm : BranchExtendedMnemonic<"gt", 44>;
2206 defm : BranchExtendedMnemonic<"eq", 76>;
2207 defm : BranchExtendedMnemonic<"un", 108>;
2208 defm : BranchExtendedMnemonic<"so", 108>;
2209 defm : BranchExtendedMnemonic<"ge", 4>;
2210 defm : BranchExtendedMnemonic<"nl", 4>;
2211 defm : BranchExtendedMnemonic<"le", 36>;
2212 defm : BranchExtendedMnemonic<"ng", 36>;
2213 defm : BranchExtendedMnemonic<"ne", 68>;
2214 defm : BranchExtendedMnemonic<"nu", 100>;
2215 defm : BranchExtendedMnemonic<"ns", 100>;
2217 def : InstAlias<"cmpwi $rA, $imm", (CMPWI CR0, gprc:$rA, s16imm:$imm)>;
2218 def : InstAlias<"cmpw $rA, $rB", (CMPW CR0, gprc:$rA, gprc:$rB)>;
2219 def : InstAlias<"cmplwi $rA, $imm", (CMPLWI CR0, gprc:$rA, u16imm:$imm)>;
2220 def : InstAlias<"cmplw $rA, $rB", (CMPLW CR0, gprc:$rA, gprc:$rB)>;
2221 def : InstAlias<"cmpdi $rA, $imm", (CMPDI CR0, g8rc:$rA, s16imm:$imm)>;
2222 def : InstAlias<"cmpd $rA, $rB", (CMPD CR0, g8rc:$rA, g8rc:$rB)>;
2223 def : InstAlias<"cmpldi $rA, $imm", (CMPLDI CR0, g8rc:$rA, u16imm:$imm)>;
2224 def : InstAlias<"cmpld $rA, $rB", (CMPLD CR0, g8rc:$rA, g8rc:$rB)>;