1 //===- PPCInstrInfo.td - The PowerPC Instruction Set -------*- tablegen -*-===//
3 // The LLVM Compiler Infrastructure
5 // This file was developed by the LLVM research group and is distributed under
6 // the University of Illinois Open Source 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_PPCShiftOp : SDTypeProfile<1, 2, [ // PPCshl, PPCsra, PPCsrl
24 SDTCisVT<0, i32>, SDTCisVT<1, i32>, SDTCisVT<2, i32>
26 def SDT_PPCCallSeq : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
27 def SDT_PPCRetFlag : SDTypeProfile<0, 0, []>;
29 def SDT_PPCvperm : SDTypeProfile<1, 3, [
30 SDTCisVT<3, v16i8>, SDTCisSameAs<0, 1>, SDTCisSameAs<0, 2>
33 def SDT_PPCvcmp_o : SDTypeProfile<1, 3, [
34 SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>, SDTCisVT<3, i32>
37 //===----------------------------------------------------------------------===//
38 // PowerPC specific DAG Nodes.
41 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
42 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
43 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
44 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx, [SDNPHasChain]>;
46 def PPCfsel : SDNode<"PPCISD::FSEL",
47 // Type constraint for fsel.
48 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
49 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
51 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
52 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
53 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
54 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
56 def PPCvperm : SDNode<"PPCISD::VPERM", SDT_PPCvperm, []>;
58 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
59 // amounts. These nodes are generated by the multi-precision shift code.
60 def PPCsrl : SDNode<"PPCISD::SRL" , SDT_PPCShiftOp>;
61 def PPCsra : SDNode<"PPCISD::SRA" , SDT_PPCShiftOp>;
62 def PPCshl : SDNode<"PPCISD::SHL" , SDT_PPCShiftOp>;
64 def PPCextsw_32 : SDNode<"PPCISD::EXTSW_32" , SDTIntUnaryOp>;
65 def PPCstd_32 : SDNode<"PPCISD::STD_32" , SDTStore, [SDNPHasChain]>;
67 // These are target-independent nodes, but have target-specific formats.
68 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeq,[SDNPHasChain]>;
69 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeq,[SDNPHasChain]>;
71 def retflag : SDNode<"PPCISD::RET_FLAG", SDT_PPCRetFlag,
72 [SDNPHasChain, SDNPOptInFlag]>;
74 def PPCvcmp_o : SDNode<"PPCISD::VCMPo", SDT_PPCvcmp_o, [SDNPOutFlag]>;
76 //===----------------------------------------------------------------------===//
77 // PowerPC specific transformation functions and pattern fragments.
80 def SHL32 : SDNodeXForm<imm, [{
81 // Transformation function: 31 - imm
82 return getI32Imm(31 - N->getValue());
85 def SHL64 : SDNodeXForm<imm, [{
86 // Transformation function: 63 - imm
87 return getI32Imm(63 - N->getValue());
90 def SRL32 : SDNodeXForm<imm, [{
91 // Transformation function: 32 - imm
92 return N->getValue() ? getI32Imm(32 - N->getValue()) : getI32Imm(0);
95 def SRL64 : SDNodeXForm<imm, [{
96 // Transformation function: 64 - imm
97 return N->getValue() ? getI32Imm(64 - N->getValue()) : getI32Imm(0);
100 def LO16 : SDNodeXForm<imm, [{
101 // Transformation function: get the low 16 bits.
102 return getI32Imm((unsigned short)N->getValue());
105 def HI16 : SDNodeXForm<imm, [{
106 // Transformation function: shift the immediate value down into the low bits.
107 return getI32Imm((unsigned)N->getValue() >> 16);
110 def HA16 : SDNodeXForm<imm, [{
111 // Transformation function: shift the immediate value down into the low bits.
112 signed int Val = N->getValue();
113 return getI32Imm((Val - (signed short)Val) >> 16);
117 def immSExt16 : PatLeaf<(imm), [{
118 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
119 // field. Used by instructions like 'addi'.
120 return (int)N->getValue() == (short)N->getValue();
122 def immZExt16 : PatLeaf<(imm), [{
123 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
124 // field. Used by instructions like 'ori'.
125 return (unsigned)N->getValue() == (unsigned short)N->getValue();
128 def imm16Shifted : PatLeaf<(imm), [{
129 // imm16Shifted predicate - True if only bits in the top 16-bits of the
130 // immediate are set. Used by instructions like 'addis'.
131 return ((unsigned)N->getValue() & 0xFFFF0000U) == (unsigned)N->getValue();
135 //===----------------------------------------------------------------------===//
136 // PowerPC Flag Definitions.
138 class isPPC64 { bit PPC64 = 1; }
139 class isVMX { bit VMX = 1; }
141 list<Register> Defs = [CR0];
147 //===----------------------------------------------------------------------===//
148 // PowerPC Operand Definitions.
150 def s5imm : Operand<i32> {
151 let PrintMethod = "printS5ImmOperand";
153 def u5imm : Operand<i32> {
154 let PrintMethod = "printU5ImmOperand";
156 def u6imm : Operand<i32> {
157 let PrintMethod = "printU6ImmOperand";
159 def s16imm : Operand<i32> {
160 let PrintMethod = "printS16ImmOperand";
162 def u16imm : Operand<i32> {
163 let PrintMethod = "printU16ImmOperand";
165 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
166 let PrintMethod = "printS16X4ImmOperand";
168 def target : Operand<OtherVT> {
169 let PrintMethod = "printBranchOperand";
171 def calltarget : Operand<i32> {
172 let PrintMethod = "printCallOperand";
174 def aaddr : Operand<i32> {
175 let PrintMethod = "printAbsAddrOperand";
177 def piclabel: Operand<i32> {
178 let PrintMethod = "printPICLabel";
180 def symbolHi: Operand<i32> {
181 let PrintMethod = "printSymbolHi";
183 def symbolLo: Operand<i32> {
184 let PrintMethod = "printSymbolLo";
186 def crbitm: Operand<i8> {
187 let PrintMethod = "printcrbitm";
190 def memri : Operand<i32> {
191 let PrintMethod = "printMemRegImm";
192 let NumMIOperands = 2;
193 let MIOperandInfo = (ops i32imm, GPRC);
195 def memrr : Operand<i32> {
196 let PrintMethod = "printMemRegReg";
197 let NumMIOperands = 2;
198 let MIOperandInfo = (ops GPRC, GPRC);
200 def memrix : Operand<i32> { // memri where the imm is shifted 2 bits.
201 let PrintMethod = "printMemRegImmShifted";
202 let NumMIOperands = 2;
203 let MIOperandInfo = (ops i32imm, GPRC);
206 // Define PowerPC specific addressing mode.
207 def iaddr : ComplexPattern<i32, 2, "SelectAddrImm", []>;
208 def xaddr : ComplexPattern<i32, 2, "SelectAddrIdx", []>;
209 def xoaddr : ComplexPattern<i32, 2, "SelectAddrIdxOnly",[]>;
210 def ixaddr : ComplexPattern<i32, 2, "SelectAddrImmShift", []>; // "std"
212 //===----------------------------------------------------------------------===//
213 // PowerPC Instruction Predicate Definitions.
214 def FPContractions : Predicate<"!NoExcessFPPrecision">;
216 //===----------------------------------------------------------------------===//
217 // PowerPC Instruction Definitions.
219 // Pseudo-instructions:
221 let hasCtrlDep = 1 in {
222 def ADJCALLSTACKDOWN : Pseudo<(ops u16imm:$amt),
223 "; ADJCALLSTACKDOWN",
224 [(callseq_start imm:$amt)]>;
225 def ADJCALLSTACKUP : Pseudo<(ops u16imm:$amt),
227 [(callseq_end imm:$amt)]>;
229 def UPDATE_VRSAVE : Pseudo<(ops GPRC:$rD, GPRC:$rS),
230 "UPDATE_VRSAVE $rD, $rS", []>;
232 def IMPLICIT_DEF_GPR : Pseudo<(ops GPRC:$rD), "; $rD = IMPLICIT_DEF_GPRC",
233 [(set GPRC:$rD, (undef))]>;
234 def IMPLICIT_DEF_F8 : Pseudo<(ops F8RC:$rD), "; $rD = IMPLICIT_DEF_F8",
235 [(set F8RC:$rD, (undef))]>;
236 def IMPLICIT_DEF_F4 : Pseudo<(ops F4RC:$rD), "; $rD = IMPLICIT_DEF_F4",
237 [(set F4RC:$rD, (undef))]>;
239 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
240 // scheduler into a branch sequence.
241 let usesCustomDAGSchedInserter = 1, // Expanded by the scheduler.
242 PPC970_Single = 1 in {
243 def SELECT_CC_Int : Pseudo<(ops GPRC:$dst, CRRC:$cond, GPRC:$T, GPRC:$F,
244 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
245 def SELECT_CC_F4 : Pseudo<(ops F4RC:$dst, CRRC:$cond, F4RC:$T, F4RC:$F,
246 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
247 def SELECT_CC_F8 : Pseudo<(ops F8RC:$dst, CRRC:$cond, F8RC:$T, F8RC:$F,
248 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
251 let isTerminator = 1, noResults = 1, PPC970_Unit = 7 in {
253 def BLR : XLForm_2_ext<19, 16, 20, 0, 0, (ops), "blr", BrB, [(retflag)]>;
254 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (ops), "bctr", BrB, []>;
258 def MovePCtoLR : Pseudo<(ops piclabel:$label), "bl $label", []>,
261 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1,
262 noResults = 1, PPC970_Unit = 7 in {
263 def COND_BRANCH : Pseudo<(ops CRRC:$crS, u16imm:$opc, target:$true),
264 "; COND_BRANCH", []>;
265 def B : IForm<18, 0, 0, (ops target:$dst),
269 // FIXME: 4*CR# needs to be added to the BI field!
270 // This will only work for CR0 as it stands now
271 def BLT : BForm<16, 0, 0, 12, 0, (ops CRRC:$crS, target:$block),
272 "blt $crS, $block", BrB>;
273 def BLE : BForm<16, 0, 0, 4, 1, (ops CRRC:$crS, target:$block),
274 "ble $crS, $block", BrB>;
275 def BEQ : BForm<16, 0, 0, 12, 2, (ops CRRC:$crS, target:$block),
276 "beq $crS, $block", BrB>;
277 def BGE : BForm<16, 0, 0, 4, 0, (ops CRRC:$crS, target:$block),
278 "bge $crS, $block", BrB>;
279 def BGT : BForm<16, 0, 0, 12, 1, (ops CRRC:$crS, target:$block),
280 "bgt $crS, $block", BrB>;
281 def BNE : BForm<16, 0, 0, 4, 2, (ops CRRC:$crS, target:$block),
282 "bne $crS, $block", BrB>;
283 def BUN : BForm<16, 0, 0, 12, 3, (ops CRRC:$crS, target:$block),
284 "bun $crS, $block", BrB>;
285 def BNU : BForm<16, 0, 0, 4, 3, (ops CRRC:$crS, target:$block),
286 "bnu $crS, $block", BrB>;
289 let isCall = 1, noResults = 1, PPC970_Unit = 7,
290 // All calls clobber the non-callee saved registers...
291 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
292 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
293 V0,V1,V2,V3,V4,V5,V6,V7,V8,V9,V10,V11,V12,V13,V14,V15,V16,V17,V18,V19,
295 CR0,CR1,CR5,CR6,CR7] in {
296 // Convenient aliases for call instructions
297 def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops),
298 "bl $func", BrB, []>;
299 def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops),
300 "bla $func", BrB, []>;
301 def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (ops variable_ops), "bctrl", BrB,
305 // D-Form instructions. Most instructions that perform an operation on a
306 // register and an immediate are of this type.
308 let isLoad = 1, PPC970_Unit = 2 in {
309 def LBZ : DForm_1<34, (ops GPRC:$rD, memri:$src),
310 "lbz $rD, $src", LdStGeneral,
311 [(set GPRC:$rD, (zextload iaddr:$src, i8))]>;
312 def LHA : DForm_1<42, (ops GPRC:$rD, memri:$src),
313 "lha $rD, $src", LdStLHA,
314 [(set GPRC:$rD, (sextload iaddr:$src, i16))]>,
315 PPC970_DGroup_Cracked;
316 def LHZ : DForm_1<40, (ops GPRC:$rD, memri:$src),
317 "lhz $rD, $src", LdStGeneral,
318 [(set GPRC:$rD, (zextload iaddr:$src, i16))]>;
319 def LWZ : DForm_1<32, (ops GPRC:$rD, memri:$src),
320 "lwz $rD, $src", LdStGeneral,
321 [(set GPRC:$rD, (load iaddr:$src))]>;
322 def LWZU : DForm_1<35, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
323 "lwzu $rD, $disp($rA)", LdStGeneral,
326 let PPC970_Unit = 1 in { // FXU Operations.
327 def ADDI : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
328 "addi $rD, $rA, $imm", IntGeneral,
329 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
330 def ADDIC : DForm_2<12, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
331 "addic $rD, $rA, $imm", IntGeneral,
332 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>,
333 PPC970_DGroup_Cracked;
334 def ADDICo : DForm_2<13, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
335 "addic. $rD, $rA, $imm", IntGeneral,
337 def ADDIS : DForm_2<15, (ops GPRC:$rD, GPRC:$rA, symbolHi:$imm),
338 "addis $rD, $rA, $imm", IntGeneral,
339 [(set GPRC:$rD, (add GPRC:$rA, imm16Shifted:$imm))]>;
340 def LA : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, symbolLo:$sym),
341 "la $rD, $sym($rA)", IntGeneral,
342 [(set GPRC:$rD, (add GPRC:$rA,
343 (PPClo tglobaladdr:$sym, 0)))]>;
344 def MULLI : DForm_2< 7, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
345 "mulli $rD, $rA, $imm", IntMulLI,
346 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
347 def SUBFIC : DForm_2< 8, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
348 "subfic $rD, $rA, $imm", IntGeneral,
349 [(set GPRC:$rD, (subc immSExt16:$imm, GPRC:$rA))]>;
350 def LI : DForm_2_r0<14, (ops GPRC:$rD, symbolLo:$imm),
351 "li $rD, $imm", IntGeneral,
352 [(set GPRC:$rD, immSExt16:$imm)]>;
353 def LIS : DForm_2_r0<15, (ops GPRC:$rD, symbolHi:$imm),
354 "lis $rD, $imm", IntGeneral,
355 [(set GPRC:$rD, imm16Shifted:$imm)]>;
357 let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
358 def STB : DForm_3<38, (ops GPRC:$rS, memri:$src),
359 "stb $rS, $src", LdStGeneral,
360 [(truncstore GPRC:$rS, iaddr:$src, i8)]>;
361 def STH : DForm_3<44, (ops GPRC:$rS, memri:$src),
362 "sth $rS, $src", LdStGeneral,
363 [(truncstore GPRC:$rS, iaddr:$src, i16)]>;
364 def STW : DForm_3<36, (ops GPRC:$rS, memri:$src),
365 "stw $rS, $src", LdStGeneral,
366 [(store GPRC:$rS, iaddr:$src)]>;
367 def STWU : DForm_3<37, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
368 "stwu $rS, $disp($rA)", LdStGeneral,
371 let PPC970_Unit = 1 in { // FXU Operations.
372 def ANDIo : DForm_4<28, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
373 "andi. $dst, $src1, $src2", IntGeneral,
374 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
376 def ANDISo : DForm_4<29, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
377 "andis. $dst, $src1, $src2", IntGeneral,
378 [(set GPRC:$dst, (and GPRC:$src1, imm16Shifted:$src2))]>,
380 def ORI : DForm_4<24, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
381 "ori $dst, $src1, $src2", IntGeneral,
382 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
383 def ORIS : DForm_4<25, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
384 "oris $dst, $src1, $src2", IntGeneral,
385 [(set GPRC:$dst, (or GPRC:$src1, imm16Shifted:$src2))]>;
386 def XORI : DForm_4<26, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
387 "xori $dst, $src1, $src2", IntGeneral,
388 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
389 def XORIS : DForm_4<27, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
390 "xoris $dst, $src1, $src2", IntGeneral,
391 [(set GPRC:$dst, (xor GPRC:$src1, imm16Shifted:$src2))]>;
392 def NOP : DForm_4_zero<24, (ops), "nop", IntGeneral,
394 def CMPI : DForm_5<11, (ops CRRC:$crD, i1imm:$L, GPRC:$rA, s16imm:$imm),
395 "cmpi $crD, $L, $rA, $imm", IntCompare>;
396 def CMPWI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
397 "cmpwi $crD, $rA, $imm", IntCompare>;
398 def CMPDI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
399 "cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
400 def CMPLI : DForm_6<10, (ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
401 "cmpli $dst, $size, $src1, $src2", IntCompare>;
402 def CMPLWI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
403 "cmplwi $dst, $src1, $src2", IntCompare>;
404 def CMPLDI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
405 "cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
407 let isLoad = 1, PPC970_Unit = 2 in {
408 def LFS : DForm_8<48, (ops F4RC:$rD, memri:$src),
409 "lfs $rD, $src", LdStLFDU,
410 [(set F4RC:$rD, (load iaddr:$src))]>;
411 def LFD : DForm_8<50, (ops F8RC:$rD, memri:$src),
412 "lfd $rD, $src", LdStLFD,
413 [(set F8RC:$rD, (load iaddr:$src))]>;
415 let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
416 def STFS : DForm_9<52, (ops F4RC:$rS, memri:$dst),
417 "stfs $rS, $dst", LdStUX,
418 [(store F4RC:$rS, iaddr:$dst)]>;
419 def STFD : DForm_9<54, (ops F8RC:$rS, memri:$dst),
420 "stfd $rS, $dst", LdStUX,
421 [(store F8RC:$rS, iaddr:$dst)]>;
424 // DS-Form instructions. Load/Store instructions available in PPC-64
426 let isLoad = 1, PPC970_Unit = 2 in {
427 def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
428 "lwa $rT, $DS($rA)", LdStLWA,
429 []>, isPPC64, PPC970_DGroup_Cracked;
430 def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
431 "ld $rT, $DS($rA)", LdStLD,
434 let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
435 def STD : DSForm_2<62, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
436 "std $rT, $DS($rA)", LdStSTD,
439 // STD_32/STDX_32 - Just like STD/STDX, but uses a '32-bit' input register.
440 def STD_32 : DSForm_2<62, 0, (ops GPRC:$rT, memrix:$dst),
441 "std $rT, $dst", LdStSTD,
442 [(PPCstd_32 GPRC:$rT, ixaddr:$dst)]>, isPPC64;
443 def STDX_32 : XForm_8<31, 149, (ops GPRC:$rT, memrr:$dst),
444 "stdx $rT, $dst", LdStSTD,
445 [(PPCstd_32 GPRC:$rT, xaddr:$dst)]>, isPPC64,
446 PPC970_DGroup_Cracked;
449 // X-Form instructions. Most instructions that perform an operation on a
450 // register and another register are of this type.
452 let isLoad = 1, PPC970_Unit = 2 in {
453 def LBZX : XForm_1<31, 87, (ops GPRC:$rD, memrr:$src),
454 "lbzx $rD, $src", LdStGeneral,
455 [(set GPRC:$rD, (zextload xaddr:$src, i8))]>;
456 def LHAX : XForm_1<31, 343, (ops GPRC:$rD, memrr:$src),
457 "lhax $rD, $src", LdStLHA,
458 [(set GPRC:$rD, (sextload xaddr:$src, i16))]>,
459 PPC970_DGroup_Cracked;
460 def LHZX : XForm_1<31, 279, (ops GPRC:$rD, memrr:$src),
461 "lhzx $rD, $src", LdStGeneral,
462 [(set GPRC:$rD, (zextload xaddr:$src, i16))]>;
463 def LWAX : XForm_1<31, 341, (ops G8RC:$rD, memrr:$src),
464 "lwax $rD, $src", LdStLHA,
465 [(set G8RC:$rD, (sextload xaddr:$src, i32))]>, isPPC64,
466 PPC970_DGroup_Cracked;
467 def LWZX : XForm_1<31, 23, (ops GPRC:$rD, memrr:$src),
468 "lwzx $rD, $src", LdStGeneral,
469 [(set GPRC:$rD, (load xaddr:$src))]>;
470 def LDX : XForm_1<31, 21, (ops G8RC:$rD, memrr:$src),
471 "ldx $rD, $src", LdStLD,
472 [(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
475 let PPC970_Unit = 1 in { // FXU Operations.
476 def NAND : XForm_6<31, 476, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
477 "nand $rA, $rS, $rB", IntGeneral,
478 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
479 def AND : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
480 "and $rA, $rS, $rB", IntGeneral,
481 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
482 def ANDo : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
483 "and. $rA, $rS, $rB", IntGeneral,
485 def ANDC : XForm_6<31, 60, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
486 "andc $rA, $rS, $rB", IntGeneral,
487 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
488 def OR4 : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
489 "or $rA, $rS, $rB", IntGeneral,
490 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
491 def OR8 : XForm_6<31, 444, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
492 "or $rA, $rS, $rB", IntGeneral,
493 [(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
494 def OR4To8 : XForm_6<31, 444, (ops G8RC:$rA, GPRC:$rS, GPRC:$rB),
495 "or $rA, $rS, $rB", IntGeneral,
497 def OR8To4 : XForm_6<31, 444, (ops GPRC:$rA, G8RC:$rS, G8RC:$rB),
498 "or $rA, $rS, $rB", IntGeneral,
500 def NOR : XForm_6<31, 124, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
501 "nor $rA, $rS, $rB", IntGeneral,
502 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
503 def ORo : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
504 "or. $rA, $rS, $rB", IntGeneral,
506 def ORC : XForm_6<31, 412, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
507 "orc $rA, $rS, $rB", IntGeneral,
508 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
509 def EQV : XForm_6<31, 284, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
510 "eqv $rA, $rS, $rB", IntGeneral,
511 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
512 def XOR : XForm_6<31, 316, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
513 "xor $rA, $rS, $rB", IntGeneral,
514 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
515 def SLD : XForm_6<31, 27, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
516 "sld $rA, $rS, $rB", IntRotateD,
517 [(set G8RC:$rA, (shl G8RC:$rS, G8RC:$rB))]>, isPPC64;
518 def SLW : XForm_6<31, 24, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
519 "slw $rA, $rS, $rB", IntGeneral,
520 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
521 def SRD : XForm_6<31, 539, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
522 "srd $rA, $rS, $rB", IntRotateD,
523 [(set G8RC:$rA, (srl G8RC:$rS, G8RC:$rB))]>, isPPC64;
524 def SRW : XForm_6<31, 536, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
525 "srw $rA, $rS, $rB", IntGeneral,
526 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
527 def SRAD : XForm_6<31, 794, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
528 "srad $rA, $rS, $rB", IntRotateD,
529 [(set G8RC:$rA, (sra G8RC:$rS, G8RC:$rB))]>, isPPC64;
530 def SRAW : XForm_6<31, 792, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
531 "sraw $rA, $rS, $rB", IntShift,
532 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
534 let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
535 def STBX : XForm_8<31, 215, (ops GPRC:$rS, memrr:$dst),
536 "stbx $rS, $dst", LdStGeneral,
537 [(truncstore GPRC:$rS, xaddr:$dst, i8)]>,
538 PPC970_DGroup_Cracked;
539 def STHX : XForm_8<31, 407, (ops GPRC:$rS, memrr:$dst),
540 "sthx $rS, $dst", LdStGeneral,
541 [(truncstore GPRC:$rS, xaddr:$dst, i16)]>,
542 PPC970_DGroup_Cracked;
543 def STWX : XForm_8<31, 151, (ops GPRC:$rS, memrr:$dst),
544 "stwx $rS, $dst", LdStGeneral,
545 [(store GPRC:$rS, xaddr:$dst)]>,
546 PPC970_DGroup_Cracked;
547 def STWUX : XForm_8<31, 183, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
548 "stwux $rS, $rA, $rB", LdStGeneral,
550 def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
551 "stdx $rS, $rA, $rB", LdStSTD,
552 []>, isPPC64, PPC970_DGroup_Cracked;
553 def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
554 "stdux $rS, $rA, $rB", LdStSTD,
557 let PPC970_Unit = 1 in { // FXU Operations.
558 def SRAWI : XForm_10<31, 824, (ops GPRC:$rA, GPRC:$rS, u5imm:$SH),
559 "srawi $rA, $rS, $SH", IntShift,
560 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
561 def CNTLZW : XForm_11<31, 26, (ops GPRC:$rA, GPRC:$rS),
562 "cntlzw $rA, $rS", IntGeneral,
563 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
564 def EXTSB : XForm_11<31, 954, (ops GPRC:$rA, GPRC:$rS),
565 "extsb $rA, $rS", IntGeneral,
566 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
567 def EXTSH : XForm_11<31, 922, (ops GPRC:$rA, GPRC:$rS),
568 "extsh $rA, $rS", IntGeneral,
569 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
570 def EXTSW : XForm_11<31, 986, (ops G8RC:$rA, G8RC:$rS),
571 "extsw $rA, $rS", IntGeneral,
572 [(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
573 /// EXTSW_32 - Just like EXTSW, but works on '32-bit' registers.
574 def EXTSW_32 : XForm_11<31, 986, (ops GPRC:$rA, GPRC:$rS),
575 "extsw $rA, $rS", IntGeneral,
576 [(set GPRC:$rA, (PPCextsw_32 GPRC:$rS))]>, isPPC64;
578 def CMP : XForm_16<31, 0, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
579 "cmp $crD, $long, $rA, $rB", IntCompare>;
580 def CMPL : XForm_16<31, 32, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
581 "cmpl $crD, $long, $rA, $rB", IntCompare>;
582 def CMPW : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
583 "cmpw $crD, $rA, $rB", IntCompare>;
584 def CMPD : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
585 "cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
586 def CMPLW : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
587 "cmplw $crD, $rA, $rB", IntCompare>;
588 def CMPLD : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
589 "cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
591 let PPC970_Unit = 3 in { // FPU Operations.
592 //def FCMPO : XForm_17<63, 32, (ops CRRC:$crD, FPRC:$fA, FPRC:$fB),
593 // "fcmpo $crD, $fA, $fB", FPCompare>;
594 def FCMPUS : XForm_17<63, 0, (ops CRRC:$crD, F4RC:$fA, F4RC:$fB),
595 "fcmpu $crD, $fA, $fB", FPCompare>;
596 def FCMPUD : XForm_17<63, 0, (ops CRRC:$crD, F8RC:$fA, F8RC:$fB),
597 "fcmpu $crD, $fA, $fB", FPCompare>;
599 let isLoad = 1, PPC970_Unit = 2 in {
600 def LFSX : XForm_25<31, 535, (ops F4RC:$frD, memrr:$src),
601 "lfsx $frD, $src", LdStLFDU,
602 [(set F4RC:$frD, (load xaddr:$src))]>;
603 def LFDX : XForm_25<31, 599, (ops F8RC:$frD, memrr:$src),
604 "lfdx $frD, $src", LdStLFDU,
605 [(set F8RC:$frD, (load xaddr:$src))]>;
607 let PPC970_Unit = 3 in { // FPU Operations.
608 def FCFID : XForm_26<63, 846, (ops F8RC:$frD, F8RC:$frB),
609 "fcfid $frD, $frB", FPGeneral,
610 [(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
611 def FCTIDZ : XForm_26<63, 815, (ops F8RC:$frD, F8RC:$frB),
612 "fctidz $frD, $frB", FPGeneral,
613 [(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
614 def FCTIWZ : XForm_26<63, 15, (ops F8RC:$frD, F8RC:$frB),
615 "fctiwz $frD, $frB", FPGeneral,
616 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
617 def FRSP : XForm_26<63, 12, (ops F4RC:$frD, F8RC:$frB),
618 "frsp $frD, $frB", FPGeneral,
619 [(set F4RC:$frD, (fround F8RC:$frB))]>;
620 def FSQRT : XForm_26<63, 22, (ops F8RC:$frD, F8RC:$frB),
621 "fsqrt $frD, $frB", FPSqrt,
622 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
623 def FSQRTS : XForm_26<59, 22, (ops F4RC:$frD, F4RC:$frB),
624 "fsqrts $frD, $frB", FPSqrt,
625 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
628 /// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
630 /// Note that these are defined as pseudo-ops on the PPC970 because they are
631 /// often coalesced away and we don't want the dispatch group builder to think
632 /// that they will fill slots (which could cause the load of a LSU reject to
633 /// sneak into a d-group with a store).
634 def FMRS : XForm_26<63, 72, (ops F4RC:$frD, F4RC:$frB),
635 "fmr $frD, $frB", FPGeneral,
636 []>, // (set F4RC:$frD, F4RC:$frB)
638 def FMRD : XForm_26<63, 72, (ops F8RC:$frD, F8RC:$frB),
639 "fmr $frD, $frB", FPGeneral,
640 []>, // (set F8RC:$frD, F8RC:$frB)
642 def FMRSD : XForm_26<63, 72, (ops F8RC:$frD, F4RC:$frB),
643 "fmr $frD, $frB", FPGeneral,
644 [(set F8RC:$frD, (fextend F4RC:$frB))]>,
647 let PPC970_Unit = 3 in { // FPU Operations.
648 // These are artificially split into two different forms, for 4/8 byte FP.
649 def FABSS : XForm_26<63, 264, (ops F4RC:$frD, F4RC:$frB),
650 "fabs $frD, $frB", FPGeneral,
651 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
652 def FABSD : XForm_26<63, 264, (ops F8RC:$frD, F8RC:$frB),
653 "fabs $frD, $frB", FPGeneral,
654 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
655 def FNABSS : XForm_26<63, 136, (ops F4RC:$frD, F4RC:$frB),
656 "fnabs $frD, $frB", FPGeneral,
657 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
658 def FNABSD : XForm_26<63, 136, (ops F8RC:$frD, F8RC:$frB),
659 "fnabs $frD, $frB", FPGeneral,
660 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
661 def FNEGS : XForm_26<63, 40, (ops F4RC:$frD, F4RC:$frB),
662 "fneg $frD, $frB", FPGeneral,
663 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
664 def FNEGD : XForm_26<63, 40, (ops F8RC:$frD, F8RC:$frB),
665 "fneg $frD, $frB", FPGeneral,
666 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
669 let isStore = 1, noResults = 1, PPC970_Unit = 2 in {
670 def STFIWX: XForm_28<31, 983, (ops F8RC:$frS, memrr:$dst),
671 "stfiwx $frS, $dst", LdStUX,
672 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
673 def STFSX : XForm_28<31, 663, (ops F4RC:$frS, memrr:$dst),
674 "stfsx $frS, $dst", LdStUX,
675 [(store F4RC:$frS, xaddr:$dst)]>;
676 def STFDX : XForm_28<31, 727, (ops F8RC:$frS, memrr:$dst),
677 "stfdx $frS, $dst", LdStUX,
678 [(store F8RC:$frS, xaddr:$dst)]>;
681 // XL-Form instructions. condition register logical ops.
683 def MCRF : XLForm_3<19, 0, (ops CRRC:$BF, CRRC:$BFA),
684 "mcrf $BF, $BFA", BrMCR>,
685 PPC970_DGroup_First, PPC970_Unit_CRU;
687 // XFX-Form instructions. Instructions that deal with SPRs.
689 def MFCTR : XFXForm_1_ext<31, 339, 9, (ops GPRC:$rT), "mfctr $rT", SprMFSPR>,
690 PPC970_DGroup_First, PPC970_Unit_FXU;
691 def MTCTR : XFXForm_7_ext<31, 467, 9, (ops GPRC:$rS), "mtctr $rS", SprMTSPR>,
692 PPC970_DGroup_First, PPC970_Unit_FXU;
694 def MTLR : XFXForm_7_ext<31, 467, 8, (ops GPRC:$rS), "mtlr $rS", SprMTSPR>,
695 PPC970_DGroup_First, PPC970_Unit_FXU;
696 def MFLR : XFXForm_1_ext<31, 339, 8, (ops GPRC:$rT), "mflr $rT", SprMFSPR>,
697 PPC970_DGroup_First, PPC970_Unit_FXU;
699 // Move to/from VRSAVE: despite being a SPR, the VRSAVE register is renamed like
700 // a GPR on the PPC970. As such, copies in and out have the same performance
701 // characteristics as an OR instruction.
702 def MTVRSAVE : XFXForm_7_ext<31, 467, 256, (ops GPRC:$rS),
703 "mtspr 256, $rS", IntGeneral>,
704 PPC970_DGroup_Single, PPC970_Unit_FXU;
705 def MFVRSAVE : XFXForm_1_ext<31, 339, 256, (ops GPRC:$rT),
706 "mfspr $rT, 256", IntGeneral>,
707 PPC970_DGroup_First, PPC970_Unit_FXU;
709 def MTCRF : XFXForm_5<31, 144, (ops crbitm:$FXM, GPRC:$rS),
710 "mtcrf $FXM, $rS", BrMCRX>,
711 PPC970_MicroCode, PPC970_Unit_CRU;
712 def MFCR : XFXForm_3<31, 19, (ops GPRC:$rT), "mfcr $rT", SprMFCR>,
713 PPC970_MicroCode, PPC970_Unit_CRU;
714 def MFOCRF: XFXForm_5a<31, 19, (ops GPRC:$rT, crbitm:$FXM),
715 "mfcr $rT, $FXM", SprMFCR>,
716 PPC970_DGroup_First, PPC970_Unit_CRU;
718 // XS-Form instructions. Just 'sradi'
720 let PPC970_Unit = 1 in { // FXU Operations.
721 def SRADI : XSForm_1<31, 413, (ops GPRC:$rA, GPRC:$rS, u6imm:$SH),
722 "sradi $rA, $rS, $SH", IntRotateD>, isPPC64;
724 // XO-Form instructions. Arithmetic instructions that can set overflow bit
726 def ADD4 : XOForm_1<31, 266, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
727 "add $rT, $rA, $rB", IntGeneral,
728 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
729 def ADD8 : XOForm_1<31, 266, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
730 "add $rT, $rA, $rB", IntGeneral,
731 [(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
732 def ADDC : XOForm_1<31, 10, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
733 "addc $rT, $rA, $rB", IntGeneral,
734 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>,
735 PPC970_DGroup_Cracked;
736 def ADDE : XOForm_1<31, 138, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
737 "adde $rT, $rA, $rB", IntGeneral,
738 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
739 def DIVD : XOForm_1<31, 489, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
740 "divd $rT, $rA, $rB", IntDivD,
741 [(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
742 PPC970_DGroup_First, PPC970_DGroup_Cracked;
743 def DIVDU : XOForm_1<31, 457, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
744 "divdu $rT, $rA, $rB", IntDivD,
745 [(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64,
746 PPC970_DGroup_First, PPC970_DGroup_Cracked;
747 def DIVW : XOForm_1<31, 491, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
748 "divw $rT, $rA, $rB", IntDivW,
749 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>,
750 PPC970_DGroup_First, PPC970_DGroup_Cracked;
751 def DIVWU : XOForm_1<31, 459, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
752 "divwu $rT, $rA, $rB", IntDivW,
753 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>,
754 PPC970_DGroup_First, PPC970_DGroup_Cracked;
755 def MULHD : XOForm_1<31, 73, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
756 "mulhd $rT, $rA, $rB", IntMulHW,
757 [(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
758 def MULHDU : XOForm_1<31, 9, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
759 "mulhdu $rT, $rA, $rB", IntMulHWU,
760 [(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
761 def MULHW : XOForm_1<31, 75, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
762 "mulhw $rT, $rA, $rB", IntMulHW,
763 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
764 def MULHWU : XOForm_1<31, 11, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
765 "mulhwu $rT, $rA, $rB", IntMulHWU,
766 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
767 def MULLD : XOForm_1<31, 233, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
768 "mulld $rT, $rA, $rB", IntMulHD,
769 [(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
770 def MULLW : XOForm_1<31, 235, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
771 "mullw $rT, $rA, $rB", IntMulHW,
772 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
773 def SUBF : XOForm_1<31, 40, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
774 "subf $rT, $rA, $rB", IntGeneral,
775 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
776 def SUBFC : XOForm_1<31, 8, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
777 "subfc $rT, $rA, $rB", IntGeneral,
778 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>,
779 PPC970_DGroup_Cracked;
780 def SUBFE : XOForm_1<31, 136, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
781 "subfe $rT, $rA, $rB", IntGeneral,
782 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
783 def ADDME : XOForm_3<31, 234, 0, (ops GPRC:$rT, GPRC:$rA),
784 "addme $rT, $rA", IntGeneral,
785 [(set GPRC:$rT, (adde GPRC:$rA, immAllOnes))]>;
786 def ADDZE : XOForm_3<31, 202, 0, (ops GPRC:$rT, GPRC:$rA),
787 "addze $rT, $rA", IntGeneral,
788 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
789 def NEG : XOForm_3<31, 104, 0, (ops GPRC:$rT, GPRC:$rA),
790 "neg $rT, $rA", IntGeneral,
791 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
792 def SUBFME : XOForm_3<31, 232, 0, (ops GPRC:$rT, GPRC:$rA),
793 "subfme $rT, $rA", IntGeneral,
794 [(set GPRC:$rT, (sube immAllOnes, GPRC:$rA))]>;
795 def SUBFZE : XOForm_3<31, 200, 0, (ops GPRC:$rT, GPRC:$rA),
796 "subfze $rT, $rA", IntGeneral,
797 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
800 // A-Form instructions. Most of the instructions executed in the FPU are of
803 let PPC970_Unit = 3 in { // FPU Operations.
804 def FMADD : AForm_1<63, 29,
805 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
806 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
807 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
809 Requires<[FPContractions]>;
810 def FMADDS : AForm_1<59, 29,
811 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
812 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
813 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
815 Requires<[FPContractions]>;
816 def FMSUB : AForm_1<63, 28,
817 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
818 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
819 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
821 Requires<[FPContractions]>;
822 def FMSUBS : AForm_1<59, 28,
823 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
824 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
825 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
827 Requires<[FPContractions]>;
828 def FNMADD : AForm_1<63, 31,
829 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
830 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
831 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
833 Requires<[FPContractions]>;
834 def FNMADDS : AForm_1<59, 31,
835 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
836 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
837 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
839 Requires<[FPContractions]>;
840 def FNMSUB : AForm_1<63, 30,
841 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
842 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
843 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
845 Requires<[FPContractions]>;
846 def FNMSUBS : AForm_1<59, 30,
847 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
848 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
849 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
851 Requires<[FPContractions]>;
852 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
853 // having 4 of these, force the comparison to always be an 8-byte double (code
854 // should use an FMRSD if the input comparison value really wants to be a float)
855 // and 4/8 byte forms for the result and operand type..
856 def FSELD : AForm_1<63, 23,
857 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
858 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
859 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
860 def FSELS : AForm_1<63, 23,
861 (ops F4RC:$FRT, F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
862 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
863 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
864 def FADD : AForm_2<63, 21,
865 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
866 "fadd $FRT, $FRA, $FRB", FPGeneral,
867 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
868 def FADDS : AForm_2<59, 21,
869 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
870 "fadds $FRT, $FRA, $FRB", FPGeneral,
871 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
872 def FDIV : AForm_2<63, 18,
873 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
874 "fdiv $FRT, $FRA, $FRB", FPDivD,
875 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
876 def FDIVS : AForm_2<59, 18,
877 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
878 "fdivs $FRT, $FRA, $FRB", FPDivS,
879 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
880 def FMUL : AForm_3<63, 25,
881 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
882 "fmul $FRT, $FRA, $FRB", FPFused,
883 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
884 def FMULS : AForm_3<59, 25,
885 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
886 "fmuls $FRT, $FRA, $FRB", FPGeneral,
887 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
888 def FSUB : AForm_2<63, 20,
889 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
890 "fsub $FRT, $FRA, $FRB", FPGeneral,
891 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
892 def FSUBS : AForm_2<59, 20,
893 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
894 "fsubs $FRT, $FRA, $FRB", FPGeneral,
895 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
898 let PPC970_Unit = 1 in { // FXU Operations.
899 // M-Form instructions. rotate and mask instructions.
901 let isTwoAddress = 1, isCommutable = 1 in {
902 // RLWIMI can be commuted if the rotate amount is zero.
903 def RLWIMI : MForm_2<20,
904 (ops GPRC:$rA, GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
905 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
906 []>, PPC970_DGroup_Cracked;
907 def RLDIMI : MDForm_1<30, 3,
908 (ops G8RC:$rA, G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
909 "rldimi $rA, $rS, $SH, $MB", IntRotateD,
912 def RLWINM : MForm_2<21,
913 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
914 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
916 def RLWINMo : MForm_2<21,
917 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
918 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
919 []>, isDOT, PPC970_DGroup_Cracked;
920 def RLWNM : MForm_2<23,
921 (ops GPRC:$rA, GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
922 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
925 // MD-Form instructions. 64 bit rotate instructions.
927 def RLDICL : MDForm_1<30, 0,
928 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$MB),
929 "rldicl $rA, $rS, $SH, $MB", IntRotateD,
931 def RLDICR : MDForm_1<30, 1,
932 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$ME),
933 "rldicr $rA, $rS, $SH, $ME", IntRotateD,
938 //===----------------------------------------------------------------------===//
939 // DWARF Pseudo Instructions
942 def DWARF_LOC : Pseudo<(ops i32imm:$line, i32imm:$col, i32imm:$file),
943 "; .loc $file, $line, $col",
944 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
947 def DWARF_LABEL : Pseudo<(ops i32imm:$id),
949 [(dwarf_label (i32 imm:$id))]>;
951 //===----------------------------------------------------------------------===//
952 // PowerPC Instruction Patterns
955 // Arbitrary immediate support. Implement in terms of LIS/ORI.
956 def : Pat<(i32 imm:$imm),
957 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
959 // Implement the 'not' operation with the NOR instruction.
960 def NOT : Pat<(not GPRC:$in),
961 (NOR GPRC:$in, GPRC:$in)>;
963 // ADD an arbitrary immediate.
964 def : Pat<(add GPRC:$in, imm:$imm),
965 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
966 // OR an arbitrary immediate.
967 def : Pat<(or GPRC:$in, imm:$imm),
968 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
969 // XOR an arbitrary immediate.
970 def : Pat<(xor GPRC:$in, imm:$imm),
971 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
973 def : Pat<(sub immSExt16:$imm, GPRC:$in),
974 (SUBFIC GPRC:$in, imm:$imm)>;
976 // Return void support.
977 def : Pat<(ret), (BLR)>;
980 def : Pat<(i64 (zext GPRC:$in)),
981 (RLDICL (OR4To8 GPRC:$in, GPRC:$in), 0, 32)>;
982 def : Pat<(i64 (anyext GPRC:$in)),
983 (OR4To8 GPRC:$in, GPRC:$in)>;
984 def : Pat<(i32 (trunc G8RC:$in)),
985 (OR8To4 G8RC:$in, G8RC:$in)>;
988 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
989 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
990 def : Pat<(shl G8RC:$in, (i64 imm:$imm)),
991 (RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
993 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
994 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
995 def : Pat<(srl G8RC:$in, (i64 imm:$imm)),
996 (RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
999 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1000 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1001 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1002 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1004 // Hi and Lo for Darwin Global Addresses.
1005 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1006 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1007 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1008 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1009 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1010 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1011 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1012 (ADDIS GPRC:$in, tconstpool:$g)>;
1014 // Fused negative multiply subtract, alternate pattern
1015 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1016 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1017 Requires<[FPContractions]>;
1018 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1019 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1020 Requires<[FPContractions]>;
1022 // Standard shifts. These are represented separately from the real shifts above
1023 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1025 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1026 (SRAW GPRC:$rS, GPRC:$rB)>;
1027 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1028 (SRW GPRC:$rS, GPRC:$rB)>;
1029 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1030 (SLW GPRC:$rS, GPRC:$rB)>;
1032 def : Pat<(i32 (zextload iaddr:$src, i1)),
1034 def : Pat<(i32 (zextload xaddr:$src, i1)),
1036 def : Pat<(i32 (extload iaddr:$src, i1)),
1038 def : Pat<(i32 (extload xaddr:$src, i1)),
1040 def : Pat<(i32 (extload iaddr:$src, i8)),
1042 def : Pat<(i32 (extload xaddr:$src, i8)),
1044 def : Pat<(i32 (extload iaddr:$src, i16)),
1046 def : Pat<(i32 (extload xaddr:$src, i16)),
1048 def : Pat<(f64 (extload iaddr:$src, f32)),
1049 (FMRSD (LFS iaddr:$src))>;
1050 def : Pat<(f64 (extload xaddr:$src, f32)),
1051 (FMRSD (LFSX xaddr:$src))>;
1054 include "PPCInstrAltivec.td"