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 //===----------------------------------------------------------------------===//
30 // PowerPC specific DAG Nodes.
33 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
34 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
35 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
36 def PPCstfiwx : SDNode<"PPCISD::STFIWX", SDT_PPCstfiwx, [SDNPHasChain]>;
38 def PPCfsel : SDNode<"PPCISD::FSEL",
39 // Type constraint for fsel.
40 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
41 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
43 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
44 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
45 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
46 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
48 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
49 // amounts. These nodes are generated by the multi-precision shift code.
50 def PPCsrl : SDNode<"PPCISD::SRL" , SDT_PPCShiftOp>;
51 def PPCsra : SDNode<"PPCISD::SRA" , SDT_PPCShiftOp>;
52 def PPCshl : SDNode<"PPCISD::SHL" , SDT_PPCShiftOp>;
54 // These are target-independent nodes, but have target-specific formats.
55 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeq,[SDNPHasChain]>;
56 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeq,[SDNPHasChain]>;
58 def retflag : SDNode<"PPCISD::RET_FLAG", SDT_PPCRetFlag,
59 [SDNPHasChain, SDNPOptInFlag]>;
61 //===----------------------------------------------------------------------===//
62 // PowerPC specific transformation functions and pattern fragments.
65 def SHL32 : SDNodeXForm<imm, [{
66 // Transformation function: 31 - imm
67 return getI32Imm(31 - N->getValue());
70 def SHL64 : SDNodeXForm<imm, [{
71 // Transformation function: 63 - imm
72 return getI32Imm(63 - N->getValue());
75 def SRL32 : SDNodeXForm<imm, [{
76 // Transformation function: 32 - imm
77 return N->getValue() ? getI32Imm(32 - N->getValue()) : getI32Imm(0);
80 def SRL64 : SDNodeXForm<imm, [{
81 // Transformation function: 64 - imm
82 return N->getValue() ? getI32Imm(64 - N->getValue()) : getI32Imm(0);
85 def LO16 : SDNodeXForm<imm, [{
86 // Transformation function: get the low 16 bits.
87 return getI32Imm((unsigned short)N->getValue());
90 def HI16 : SDNodeXForm<imm, [{
91 // Transformation function: shift the immediate value down into the low bits.
92 return getI32Imm((unsigned)N->getValue() >> 16);
95 def HA16 : SDNodeXForm<imm, [{
96 // Transformation function: shift the immediate value down into the low bits.
97 signed int Val = N->getValue();
98 return getI32Imm((Val - (signed short)Val) >> 16);
102 def immSExt16 : PatLeaf<(imm), [{
103 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
104 // field. Used by instructions like 'addi'.
105 return (int)N->getValue() == (short)N->getValue();
107 def immZExt16 : PatLeaf<(imm), [{
108 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
109 // field. Used by instructions like 'ori'.
110 return (unsigned)N->getValue() == (unsigned short)N->getValue();
113 def imm16Shifted : PatLeaf<(imm), [{
114 // imm16Shifted predicate - True if only bits in the top 16-bits of the
115 // immediate are set. Used by instructions like 'addis'.
116 return ((unsigned)N->getValue() & 0xFFFF0000U) == (unsigned)N->getValue();
120 // Example of a legalize expander: Only for PPC64.
121 def : Expander<(set i64:$dst, (fp_to_sint f64:$src)),
122 [(set f64:$tmp , (FCTIDZ f64:$src)),
123 (set i32:$tmpFI, (CreateNewFrameIndex 8, 8)),
124 (store f64:$tmp, i32:$tmpFI),
125 (set i64:$dst, (load i32:$tmpFI))],
129 //===----------------------------------------------------------------------===//
130 // PowerPC Flag Definitions.
132 class isPPC64 { bit PPC64 = 1; }
133 class isVMX { bit VMX = 1; }
135 list<Register> Defs = [CR0];
141 //===----------------------------------------------------------------------===//
142 // PowerPC Operand Definitions.
144 def u5imm : Operand<i32> {
145 let PrintMethod = "printU5ImmOperand";
147 def u6imm : Operand<i32> {
148 let PrintMethod = "printU6ImmOperand";
150 def s16imm : Operand<i32> {
151 let PrintMethod = "printS16ImmOperand";
153 def u16imm : Operand<i32> {
154 let PrintMethod = "printU16ImmOperand";
156 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
157 let PrintMethod = "printS16X4ImmOperand";
159 def target : Operand<OtherVT> {
160 let PrintMethod = "printBranchOperand";
162 def calltarget : Operand<i32> {
163 let PrintMethod = "printCallOperand";
165 def aaddr : Operand<i32> {
166 let PrintMethod = "printAbsAddrOperand";
168 def piclabel: Operand<i32> {
169 let PrintMethod = "printPICLabel";
171 def symbolHi: Operand<i32> {
172 let PrintMethod = "printSymbolHi";
174 def symbolLo: Operand<i32> {
175 let PrintMethod = "printSymbolLo";
177 def crbitm: Operand<i8> {
178 let PrintMethod = "printcrbitm";
181 def memri : Operand<i32> {
182 let PrintMethod = "printMemRegImm";
183 let NumMIOperands = 2;
184 let MIOperandInfo = (ops i32imm, GPRC);
186 def memrr : Operand<i32> {
187 let PrintMethod = "printMemRegReg";
188 let NumMIOperands = 2;
189 let MIOperandInfo = (ops GPRC, GPRC);
192 // Define PowerPC specific addressing mode.
193 def iaddr : ComplexPattern<i32, 2, "SelectAddrImm", []>;
194 def xaddr : ComplexPattern<i32, 2, "SelectAddrIdx", []>;
195 def xoaddr : ComplexPattern<i32, 2, "SelectAddrIdxOnly",[]>;
197 //===----------------------------------------------------------------------===//
198 // PowerPC Instruction Predicate Definitions.
199 def FPContractions : Predicate<"!NoExcessFPPrecision">;
201 //===----------------------------------------------------------------------===//
202 // PowerPC Instruction Definitions.
204 // Pseudo-instructions:
206 let isLoad = 1, hasCtrlDep = 1 in {
207 def ADJCALLSTACKDOWN : Pseudo<(ops u16imm:$amt),
208 "; ADJCALLSTACKDOWN",
209 [(callseq_start imm:$amt)]>;
210 def ADJCALLSTACKUP : Pseudo<(ops u16imm:$amt),
212 [(callseq_end imm:$amt)]>;
214 def IMPLICIT_DEF_GPR : Pseudo<(ops GPRC:$rD), "; $rD = IMPLICIT_DEF_GPRC",
215 [(set GPRC:$rD, (undef))]>;
216 def IMPLICIT_DEF_F8 : Pseudo<(ops F8RC:$rD), "; %rD = IMPLICIT_DEF_F8",
217 [(set F8RC:$rD, (undef))]>;
218 def IMPLICIT_DEF_F4 : Pseudo<(ops F4RC:$rD), "; %rD = IMPLICIT_DEF_F4",
219 [(set F4RC:$rD, (undef))]>;
221 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
222 // scheduler into a branch sequence.
223 let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
224 def SELECT_CC_Int : Pseudo<(ops GPRC:$dst, CRRC:$cond, GPRC:$T, GPRC:$F,
225 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
226 def SELECT_CC_F4 : Pseudo<(ops F4RC:$dst, CRRC:$cond, F4RC:$T, F4RC:$F,
227 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
228 def SELECT_CC_F8 : Pseudo<(ops F8RC:$dst, CRRC:$cond, F8RC:$T, F8RC:$F,
229 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
232 let isTerminator = 1, noResults = 1 in {
234 def BLR : XLForm_2_ext<19, 16, 20, 0, 0, (ops), "blr", BrB, [(retflag)]>;
235 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (ops), "bctr", BrB, []>;
239 def MovePCtoLR : Pseudo<(ops piclabel:$label), "bl $label", []>;
241 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, noResults = 1 in {
242 def COND_BRANCH : Pseudo<(ops CRRC:$crS, u16imm:$opc,
243 target:$true, target:$false),
244 "; COND_BRANCH", []>;
245 def B : IForm<18, 0, 0, (ops target:$dst),
249 // FIXME: 4*CR# needs to be added to the BI field!
250 // This will only work for CR0 as it stands now
251 def BLT : BForm<16, 0, 0, 12, 0, (ops CRRC:$crS, target:$block),
252 "blt $crS, $block", BrB>;
253 def BLE : BForm<16, 0, 0, 4, 1, (ops CRRC:$crS, target:$block),
254 "ble $crS, $block", BrB>;
255 def BEQ : BForm<16, 0, 0, 12, 2, (ops CRRC:$crS, target:$block),
256 "beq $crS, $block", BrB>;
257 def BGE : BForm<16, 0, 0, 4, 0, (ops CRRC:$crS, target:$block),
258 "bge $crS, $block", BrB>;
259 def BGT : BForm<16, 0, 0, 12, 1, (ops CRRC:$crS, target:$block),
260 "bgt $crS, $block", BrB>;
261 def BNE : BForm<16, 0, 0, 4, 2, (ops CRRC:$crS, target:$block),
262 "bne $crS, $block", BrB>;
263 def BUN : BForm<16, 0, 0, 12, 3, (ops CRRC:$crS, target:$block),
264 "bun $crS, $block", BrB>;
265 def BNU : BForm<16, 0, 0, 4, 3, (ops CRRC:$crS, target:$block),
266 "bnu $crS, $block", BrB>;
269 let isCall = 1, noResults = 1,
270 // All calls clobber the non-callee saved registers...
271 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
272 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
274 CR0,CR1,CR5,CR6,CR7] in {
275 // Convenient aliases for call instructions
276 def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops),
277 "bl $func", BrB, []>;
278 def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops),
279 "bla $func", BrB, []>;
280 def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (ops variable_ops), "bctrl", BrB,
284 // D-Form instructions. Most instructions that perform an operation on a
285 // register and an immediate are of this type.
288 def LBZ : DForm_1<34, (ops GPRC:$rD, memri:$src),
289 "lbz $rD, $src", LdStGeneral,
290 [(set GPRC:$rD, (zextload iaddr:$src, i8))]>;
291 def LHA : DForm_1<42, (ops GPRC:$rD, memri:$src),
292 "lha $rD, $src", LdStLHA,
293 [(set GPRC:$rD, (sextload iaddr:$src, i16))]>;
294 def LHZ : DForm_1<40, (ops GPRC:$rD, memri:$src),
295 "lhz $rD, $src", LdStGeneral,
296 [(set GPRC:$rD, (zextload iaddr:$src, i16))]>;
297 def LMW : DForm_1<46, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
298 "lmw $rD, $disp($rA)", LdStLMW,
300 def LWZ : DForm_1<32, (ops GPRC:$rD, memri:$src),
301 "lwz $rD, $src", LdStGeneral,
302 [(set GPRC:$rD, (load iaddr:$src))]>;
303 def LWZU : DForm_1<35, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
304 "lwzu $rD, $disp($rA)", LdStGeneral,
307 def ADDI : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
308 "addi $rD, $rA, $imm", IntGeneral,
309 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
310 def ADDIC : DForm_2<12, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
311 "addic $rD, $rA, $imm", IntGeneral,
312 [(set GPRC:$rD, (addc GPRC:$rA, immSExt16:$imm))]>;
313 def ADDICo : DForm_2<13, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
314 "addic. $rD, $rA, $imm", IntGeneral,
316 def ADDIS : DForm_2<15, (ops GPRC:$rD, GPRC:$rA, symbolHi:$imm),
317 "addis $rD, $rA, $imm", IntGeneral,
318 [(set GPRC:$rD, (add GPRC:$rA, imm16Shifted:$imm))]>;
319 def LA : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, symbolLo:$sym),
320 "la $rD, $sym($rA)", IntGeneral,
321 [(set GPRC:$rD, (add GPRC:$rA,
322 (PPClo tglobaladdr:$sym, 0)))]>;
323 def MULLI : DForm_2< 7, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
324 "mulli $rD, $rA, $imm", IntMulLI,
325 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
326 def SUBFIC : DForm_2< 8, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
327 "subfic $rD, $rA, $imm", IntGeneral,
328 [(set GPRC:$rD, (sub immSExt16:$imm, GPRC:$rA))]>;
329 def LI : DForm_2_r0<14, (ops GPRC:$rD, symbolLo:$imm),
330 "li $rD, $imm", IntGeneral,
331 [(set GPRC:$rD, immSExt16:$imm)]>;
332 def LIS : DForm_2_r0<15, (ops GPRC:$rD, symbolHi:$imm),
333 "lis $rD, $imm", IntGeneral,
334 [(set GPRC:$rD, imm16Shifted:$imm)]>;
335 let isStore = 1, noResults = 1 in {
336 def STMW : DForm_3<47, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
337 "stmw $rS, $disp($rA)", LdStLMW,
339 def STB : DForm_3<38, (ops GPRC:$rS, memri:$src),
340 "stb $rS, $src", LdStGeneral,
341 [(truncstore GPRC:$rS, iaddr:$src, i8)]>;
342 def STH : DForm_3<44, (ops GPRC:$rS, memri:$src),
343 "sth $rS, $src", LdStGeneral,
344 [(truncstore GPRC:$rS, iaddr:$src, i16)]>;
345 def STW : DForm_3<36, (ops GPRC:$rS, memri:$src),
346 "stw $rS, $src", LdStGeneral,
347 [(store GPRC:$rS, iaddr:$src)]>;
348 def STWU : DForm_3<37, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
349 "stwu $rS, $disp($rA)", LdStGeneral,
352 def ANDIo : DForm_4<28, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
353 "andi. $dst, $src1, $src2", IntGeneral,
354 [(set GPRC:$dst, (and GPRC:$src1, immZExt16:$src2))]>,
356 def ANDISo : DForm_4<29, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
357 "andis. $dst, $src1, $src2", IntGeneral,
358 [(set GPRC:$dst, (and GPRC:$src1, imm16Shifted:$src2))]>,
360 def ORI : DForm_4<24, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
361 "ori $dst, $src1, $src2", IntGeneral,
362 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
363 def ORIS : DForm_4<25, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
364 "oris $dst, $src1, $src2", IntGeneral,
365 [(set GPRC:$dst, (or GPRC:$src1, imm16Shifted:$src2))]>;
366 def XORI : DForm_4<26, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
367 "xori $dst, $src1, $src2", IntGeneral,
368 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
369 def XORIS : DForm_4<27, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
370 "xoris $dst, $src1, $src2", IntGeneral,
371 [(set GPRC:$dst, (xor GPRC:$src1, imm16Shifted:$src2))]>;
372 def NOP : DForm_4_zero<24, (ops), "nop", IntGeneral,
374 def CMPI : DForm_5<11, (ops CRRC:$crD, i1imm:$L, GPRC:$rA, s16imm:$imm),
375 "cmpi $crD, $L, $rA, $imm", IntCompare>;
376 def CMPWI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
377 "cmpwi $crD, $rA, $imm", IntCompare>;
378 def CMPDI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
379 "cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
380 def CMPLI : DForm_6<10, (ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
381 "cmpli $dst, $size, $src1, $src2", IntCompare>;
382 def CMPLWI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
383 "cmplwi $dst, $src1, $src2", IntCompare>;
384 def CMPLDI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
385 "cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
387 def LFS : DForm_8<48, (ops F4RC:$rD, memri:$src),
388 "lfs $rD, $src", LdStLFDU,
389 [(set F4RC:$rD, (load iaddr:$src))]>;
390 def LFD : DForm_8<50, (ops F8RC:$rD, memri:$src),
391 "lfd $rD, $src", LdStLFD,
392 [(set F8RC:$rD, (load iaddr:$src))]>;
394 let isStore = 1, noResults = 1 in {
395 def STFS : DForm_9<52, (ops F4RC:$rS, memri:$dst),
396 "stfs $rS, $dst", LdStUX,
397 [(store F4RC:$rS, iaddr:$dst)]>;
398 def STFD : DForm_9<54, (ops F8RC:$rS, memri:$dst),
399 "stfd $rS, $dst", LdStUX,
400 [(store F8RC:$rS, iaddr:$dst)]>;
403 // DS-Form instructions. Load/Store instructions available in PPC-64
406 def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
407 "lwa $rT, $DS($rA)", LdStLWA,
409 def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
410 "ld $rT, $DS($rA)", LdStLD,
413 let isStore = 1, noResults = 1 in {
414 def STD : DSForm_2<62, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
415 "std $rT, $DS($rA)", LdStSTD,
417 def STDU : DSForm_2<62, 1, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
418 "stdu $rT, $DS($rA)", LdStSTD,
422 // X-Form instructions. Most instructions that perform an operation on a
423 // register and another register are of this type.
426 def LBZX : XForm_1<31, 87, (ops GPRC:$rD, memrr:$src),
427 "lbzx $rD, $src", LdStGeneral,
428 [(set GPRC:$rD, (zextload xaddr:$src, i8))]>;
429 def LHAX : XForm_1<31, 343, (ops GPRC:$rD, memrr:$src),
430 "lhax $rD, $src", LdStLHA,
431 [(set GPRC:$rD, (sextload xaddr:$src, i16))]>;
432 def LHZX : XForm_1<31, 279, (ops GPRC:$rD, memrr:$src),
433 "lhzx $rD, $src", LdStGeneral,
434 [(set GPRC:$rD, (zextload xaddr:$src, i16))]>;
435 def LWAX : XForm_1<31, 341, (ops G8RC:$rD, memrr:$src),
436 "lwax $rD, $src", LdStLHA,
437 [(set G8RC:$rD, (sextload xaddr:$src, i32))]>, isPPC64;
438 def LWZX : XForm_1<31, 23, (ops GPRC:$rD, memrr:$src),
439 "lwzx $rD, $src", LdStGeneral,
440 [(set GPRC:$rD, (load xaddr:$src))]>;
441 def LDX : XForm_1<31, 21, (ops G8RC:$rD, memrr:$src),
442 "ldx $rD, $src", LdStLD,
443 [(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
444 def LVEBX: XForm_1<31, 7, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
445 "lvebx $vD, $base, $rA", LdStGeneral,
447 def LVEHX: XForm_1<31, 39, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
448 "lvehx $vD, $base, $rA", LdStGeneral,
450 def LVEWX: XForm_1<31, 71, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
451 "lvewx $vD, $base, $rA", LdStGeneral,
453 def LVX : XForm_1<31, 103, (ops VRRC:$vD, memrr:$src),
454 "lvx $vD, $src", LdStGeneral,
455 [(set VRRC:$vD, (v4f32 (load xoaddr:$src)))]>;
457 def LVSL : XForm_1<31, 6, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
458 "lvsl $vD, $base, $rA", LdStGeneral,
460 def LVSR : XForm_1<31, 38, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
461 "lvsl $vD, $base, $rA", LdStGeneral,
463 def NAND : XForm_6<31, 476, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
464 "nand $rA, $rS, $rB", IntGeneral,
465 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
466 def AND : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
467 "and $rA, $rS, $rB", IntGeneral,
468 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
469 def ANDo : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
470 "and. $rA, $rS, $rB", IntGeneral,
472 def ANDC : XForm_6<31, 60, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
473 "andc $rA, $rS, $rB", IntGeneral,
474 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
475 def OR4 : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
476 "or $rA, $rS, $rB", IntGeneral,
477 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
478 def OR8 : XForm_6<31, 444, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
479 "or $rA, $rS, $rB", IntGeneral,
480 [(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
481 def OR4To8 : XForm_6<31, 444, (ops G8RC:$rA, GPRC:$rS, GPRC:$rB),
482 "or $rA, $rS, $rB", IntGeneral,
484 def OR8To4 : XForm_6<31, 444, (ops GPRC:$rA, G8RC:$rS, G8RC:$rB),
485 "or $rA, $rS, $rB", IntGeneral,
487 def NOR : XForm_6<31, 124, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
488 "nor $rA, $rS, $rB", IntGeneral,
489 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
490 def ORo : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
491 "or. $rA, $rS, $rB", IntGeneral,
493 def ORC : XForm_6<31, 412, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
494 "orc $rA, $rS, $rB", IntGeneral,
495 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
496 def EQV : XForm_6<31, 284, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
497 "eqv $rA, $rS, $rB", IntGeneral,
498 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
499 def XOR : XForm_6<31, 316, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
500 "xor $rA, $rS, $rB", IntGeneral,
501 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
502 def SLD : XForm_6<31, 27, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
503 "sld $rA, $rS, $rB", IntRotateD,
504 [(set G8RC:$rA, (shl G8RC:$rS, G8RC:$rB))]>, isPPC64;
505 def SLW : XForm_6<31, 24, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
506 "slw $rA, $rS, $rB", IntGeneral,
507 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
508 def SRD : XForm_6<31, 539, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
509 "srd $rA, $rS, $rB", IntRotateD,
510 [(set G8RC:$rA, (srl G8RC:$rS, G8RC:$rB))]>, isPPC64;
511 def SRW : XForm_6<31, 536, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
512 "srw $rA, $rS, $rB", IntGeneral,
513 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
514 def SRAD : XForm_6<31, 794, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
515 "srad $rA, $rS, $rB", IntRotateD,
516 [(set G8RC:$rA, (sra G8RC:$rS, G8RC:$rB))]>, isPPC64;
517 def SRAW : XForm_6<31, 792, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
518 "sraw $rA, $rS, $rB", IntShift,
519 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
520 let isStore = 1, noResults = 1 in {
521 def STBX : XForm_8<31, 215, (ops GPRC:$rS, memrr:$dst),
522 "stbx $rS, $dst", LdStGeneral,
523 [(truncstore GPRC:$rS, xaddr:$dst, i8)]>;
524 def STHX : XForm_8<31, 407, (ops GPRC:$rS, memrr:$dst),
525 "sthx $rS, $dst", LdStGeneral,
526 [(truncstore GPRC:$rS, xaddr:$dst, i16)]>;
527 def STWX : XForm_8<31, 151, (ops GPRC:$rS, memrr:$dst),
528 "stwx $rS, $dst", LdStGeneral,
529 [(store GPRC:$rS, xaddr:$dst)]>;
530 def STWUX : XForm_8<31, 183, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
531 "stwux $rS, $rA, $rB", LdStGeneral,
533 def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
534 "stdx $rS, $rA, $rB", LdStSTD,
536 def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
537 "stdux $rS, $rA, $rB", LdStSTD,
539 def STVEBX: XForm_8<31, 135, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
540 "stvebx $rS, $rA, $rB", LdStGeneral,
542 def STVEHX: XForm_8<31, 167, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
543 "stvehx $rS, $rA, $rB", LdStGeneral,
545 def STVEWX: XForm_8<31, 199, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
546 "stvewx $rS, $rA, $rB", LdStGeneral,
548 def STVX : XForm_8<31, 231, (ops VRRC:$rS, memrr:$dst),
549 "stvx $rS, $dst", LdStGeneral,
550 [(store (v4f32 VRRC:$rS), xoaddr:$dst)]>;
552 def SRAWI : XForm_10<31, 824, (ops GPRC:$rA, GPRC:$rS, u5imm:$SH),
553 "srawi $rA, $rS, $SH", IntShift,
554 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
555 def CNTLZW : XForm_11<31, 26, (ops GPRC:$rA, GPRC:$rS),
556 "cntlzw $rA, $rS", IntGeneral,
557 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
558 def EXTSB : XForm_11<31, 954, (ops GPRC:$rA, GPRC:$rS),
559 "extsb $rA, $rS", IntGeneral,
560 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
561 def EXTSH : XForm_11<31, 922, (ops GPRC:$rA, GPRC:$rS),
562 "extsh $rA, $rS", IntGeneral,
563 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
564 def EXTSW : XForm_11<31, 986, (ops G8RC:$rA, G8RC:$rS),
565 "extsw $rA, $rS", IntGeneral,
566 [(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
567 def CMP : XForm_16<31, 0, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
568 "cmp $crD, $long, $rA, $rB", IntCompare>;
569 def CMPL : XForm_16<31, 32, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
570 "cmpl $crD, $long, $rA, $rB", IntCompare>;
571 def CMPW : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
572 "cmpw $crD, $rA, $rB", IntCompare>;
573 def CMPD : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
574 "cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
575 def CMPLW : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
576 "cmplw $crD, $rA, $rB", IntCompare>;
577 def CMPLD : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
578 "cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
579 //def FCMPO : XForm_17<63, 32, (ops CRRC:$crD, FPRC:$fA, FPRC:$fB),
580 // "fcmpo $crD, $fA, $fB", FPCompare>;
581 def FCMPUS : XForm_17<63, 0, (ops CRRC:$crD, F4RC:$fA, F4RC:$fB),
582 "fcmpu $crD, $fA, $fB", FPCompare>;
583 def FCMPUD : XForm_17<63, 0, (ops CRRC:$crD, F8RC:$fA, F8RC:$fB),
584 "fcmpu $crD, $fA, $fB", FPCompare>;
587 def LFSX : XForm_25<31, 535, (ops F4RC:$frD, memrr:$src),
588 "lfsx $frD, $src", LdStLFDU,
589 [(set F4RC:$frD, (load xaddr:$src))]>;
590 def LFDX : XForm_25<31, 599, (ops F8RC:$frD, memrr:$src),
591 "lfdx $frD, $src", LdStLFDU,
592 [(set F8RC:$frD, (load xaddr:$src))]>;
594 def FCFID : XForm_26<63, 846, (ops F8RC:$frD, F8RC:$frB),
595 "fcfid $frD, $frB", FPGeneral,
596 [(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
597 def FCTIDZ : XForm_26<63, 815, (ops F8RC:$frD, F8RC:$frB),
598 "fctidz $frD, $frB", FPGeneral,
599 [(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
600 def FCTIWZ : XForm_26<63, 15, (ops F8RC:$frD, F8RC:$frB),
601 "fctiwz $frD, $frB", FPGeneral,
602 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
603 def FRSP : XForm_26<63, 12, (ops F4RC:$frD, F8RC:$frB),
604 "frsp $frD, $frB", FPGeneral,
605 [(set F4RC:$frD, (fround F8RC:$frB))]>;
606 def FSQRT : XForm_26<63, 22, (ops F8RC:$frD, F8RC:$frB),
607 "fsqrt $frD, $frB", FPSqrt,
608 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
609 def FSQRTS : XForm_26<59, 22, (ops F4RC:$frD, F4RC:$frB),
610 "fsqrts $frD, $frB", FPSqrt,
611 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
613 /// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
614 def FMRS : XForm_26<63, 72, (ops F4RC:$frD, F4RC:$frB),
615 "fmr $frD, $frB", FPGeneral,
616 []>; // (set F4RC:$frD, F4RC:$frB)
617 def FMRD : XForm_26<63, 72, (ops F8RC:$frD, F8RC:$frB),
618 "fmr $frD, $frB", FPGeneral,
619 []>; // (set F8RC:$frD, F8RC:$frB)
620 def FMRSD : XForm_26<63, 72, (ops F8RC:$frD, F4RC:$frB),
621 "fmr $frD, $frB", FPGeneral,
622 [(set F8RC:$frD, (fextend F4RC:$frB))]>;
624 // These are artificially split into two different forms, for 4/8 byte FP.
625 def FABSS : XForm_26<63, 264, (ops F4RC:$frD, F4RC:$frB),
626 "fabs $frD, $frB", FPGeneral,
627 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
628 def FABSD : XForm_26<63, 264, (ops F8RC:$frD, F8RC:$frB),
629 "fabs $frD, $frB", FPGeneral,
630 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
631 def FNABSS : XForm_26<63, 136, (ops F4RC:$frD, F4RC:$frB),
632 "fnabs $frD, $frB", FPGeneral,
633 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
634 def FNABSD : XForm_26<63, 136, (ops F8RC:$frD, F8RC:$frB),
635 "fnabs $frD, $frB", FPGeneral,
636 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
637 def FNEGS : XForm_26<63, 40, (ops F4RC:$frD, F4RC:$frB),
638 "fneg $frD, $frB", FPGeneral,
639 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
640 def FNEGD : XForm_26<63, 40, (ops F8RC:$frD, F8RC:$frB),
641 "fneg $frD, $frB", FPGeneral,
642 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
645 let isStore = 1, noResults = 1 in {
646 def STFIWX: XForm_28<31, 983, (ops F8RC:$frS, memrr:$dst),
647 "stfiwx $frS, $dst", LdStUX,
648 [(PPCstfiwx F8RC:$frS, xoaddr:$dst)]>;
649 def STFSX : XForm_28<31, 663, (ops F4RC:$frS, memrr:$dst),
650 "stfsx $frS, $dst", LdStUX,
651 [(store F4RC:$frS, xaddr:$dst)]>;
652 def STFDX : XForm_28<31, 727, (ops F8RC:$frS, memrr:$dst),
653 "stfdx $frS, $dst", LdStUX,
654 [(store F8RC:$frS, xaddr:$dst)]>;
657 // XL-Form instructions. condition register logical ops.
659 def MCRF : XLForm_3<19, 0, (ops CRRC:$BF, CRRC:$BFA),
660 "mcrf $BF, $BFA", BrMCR>;
662 // XFX-Form instructions. Instructions that deal with SPRs
664 // Note that although LR should be listed as `8' and CTR as `9' in the SPR
665 // field, the manual lists the groups of bits as [5-9] = 0, [0-4] = 8 or 9
666 // which means the SPR value needs to be multiplied by a factor of 32.
667 def MFCTR : XFXForm_1_ext<31, 339, 9, (ops GPRC:$rT), "mfctr $rT", SprMFSPR>;
668 def MFLR : XFXForm_1_ext<31, 339, 8, (ops GPRC:$rT), "mflr $rT", SprMFSPR>;
669 def MFCR : XFXForm_3<31, 19, (ops GPRC:$rT), "mfcr $rT", SprMFCR>;
670 def MTCRF : XFXForm_5<31, 144, (ops crbitm:$FXM, GPRC:$rS),
671 "mtcrf $FXM, $rS", BrMCRX>;
672 def MFOCRF: XFXForm_5a<31, 19, (ops GPRC:$rT, crbitm:$FXM),
673 "mfcr $rT, $FXM", SprMFCR>;
674 def MTCTR : XFXForm_7_ext<31, 467, 9, (ops GPRC:$rS), "mtctr $rS", SprMTSPR>;
675 def MTLR : XFXForm_7_ext<31, 467, 8, (ops GPRC:$rS), "mtlr $rS", SprMTSPR>;
676 def MTSPR : XFXForm_7<31, 467, (ops GPRC:$rS, u16imm:$UIMM), "mtspr $UIMM, $rS",
679 // XS-Form instructions. Just 'sradi'
681 def SRADI : XSForm_1<31, 413, (ops GPRC:$rA, GPRC:$rS, u6imm:$SH),
682 "sradi $rA, $rS, $SH", IntRotateD>, isPPC64;
684 // XO-Form instructions. Arithmetic instructions that can set overflow bit
686 def ADD4 : XOForm_1<31, 266, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
687 "add $rT, $rA, $rB", IntGeneral,
688 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
689 def ADD8 : XOForm_1<31, 266, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
690 "add $rT, $rA, $rB", IntGeneral,
691 [(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
692 def ADDC : XOForm_1<31, 10, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
693 "addc $rT, $rA, $rB", IntGeneral,
694 [(set GPRC:$rT, (addc GPRC:$rA, GPRC:$rB))]>;
695 def ADDE : XOForm_1<31, 138, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
696 "adde $rT, $rA, $rB", IntGeneral,
697 [(set GPRC:$rT, (adde GPRC:$rA, GPRC:$rB))]>;
698 def DIVD : XOForm_1<31, 489, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
699 "divd $rT, $rA, $rB", IntDivD,
700 [(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
701 def DIVDU : XOForm_1<31, 457, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
702 "divdu $rT, $rA, $rB", IntDivD,
703 [(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
704 def DIVW : XOForm_1<31, 491, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
705 "divw $rT, $rA, $rB", IntDivW,
706 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>;
707 def DIVWU : XOForm_1<31, 459, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
708 "divwu $rT, $rA, $rB", IntDivW,
709 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>;
710 def MULHD : XOForm_1<31, 73, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
711 "mulhd $rT, $rA, $rB", IntMulHW,
712 [(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
713 def MULHDU : XOForm_1<31, 9, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
714 "mulhdu $rT, $rA, $rB", IntMulHWU,
715 [(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
716 def MULHW : XOForm_1<31, 75, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
717 "mulhw $rT, $rA, $rB", IntMulHW,
718 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
719 def MULHWU : XOForm_1<31, 11, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
720 "mulhwu $rT, $rA, $rB", IntMulHWU,
721 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
722 def MULLD : XOForm_1<31, 233, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
723 "mulld $rT, $rA, $rB", IntMulHD,
724 [(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
725 def MULLW : XOForm_1<31, 235, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
726 "mullw $rT, $rA, $rB", IntMulHW,
727 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
728 def SUBF : XOForm_1<31, 40, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
729 "subf $rT, $rA, $rB", IntGeneral,
730 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
731 def SUBFC : XOForm_1<31, 8, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
732 "subfc $rT, $rA, $rB", IntGeneral,
733 [(set GPRC:$rT, (subc GPRC:$rB, GPRC:$rA))]>;
734 def SUBFE : XOForm_1<31, 136, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
735 "subfe $rT, $rA, $rB", IntGeneral,
736 [(set GPRC:$rT, (sube GPRC:$rB, GPRC:$rA))]>;
737 def ADDME : XOForm_3<31, 234, 0, (ops GPRC:$rT, GPRC:$rA),
738 "addme $rT, $rA", IntGeneral,
739 [(set GPRC:$rT, (adde GPRC:$rA, immAllOnes))]>;
740 def ADDZE : XOForm_3<31, 202, 0, (ops GPRC:$rT, GPRC:$rA),
741 "addze $rT, $rA", IntGeneral,
742 [(set GPRC:$rT, (adde GPRC:$rA, 0))]>;
743 def NEG : XOForm_3<31, 104, 0, (ops GPRC:$rT, GPRC:$rA),
744 "neg $rT, $rA", IntGeneral,
745 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
746 def SUBFME : XOForm_3<31, 232, 0, (ops GPRC:$rT, GPRC:$rA),
747 "subfme $rT, $rA", IntGeneral,
748 [(set GPRC:$rT, (sube immAllOnes, GPRC:$rA))]>;
749 def SUBFZE : XOForm_3<31, 200, 0, (ops GPRC:$rT, GPRC:$rA),
750 "subfze $rT, $rA", IntGeneral,
751 [(set GPRC:$rT, (sube 0, GPRC:$rA))]>;
753 // A-Form instructions. Most of the instructions executed in the FPU are of
756 def FMADD : AForm_1<63, 29,
757 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
758 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
759 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
761 Requires<[FPContractions]>;
762 def FMADDS : AForm_1<59, 29,
763 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
764 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
765 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
767 Requires<[FPContractions]>;
768 def FMSUB : AForm_1<63, 28,
769 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
770 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
771 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
773 Requires<[FPContractions]>;
774 def FMSUBS : AForm_1<59, 28,
775 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
776 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
777 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
779 Requires<[FPContractions]>;
780 def FNMADD : AForm_1<63, 31,
781 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
782 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
783 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
785 Requires<[FPContractions]>;
786 def FNMADDS : AForm_1<59, 31,
787 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
788 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
789 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
791 Requires<[FPContractions]>;
792 def FNMSUB : AForm_1<63, 30,
793 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
794 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
795 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
797 Requires<[FPContractions]>;
798 def FNMSUBS : AForm_1<59, 30,
799 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
800 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
801 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
803 Requires<[FPContractions]>;
804 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
805 // having 4 of these, force the comparison to always be an 8-byte double (code
806 // should use an FMRSD if the input comparison value really wants to be a float)
807 // and 4/8 byte forms for the result and operand type..
808 def FSELD : AForm_1<63, 23,
809 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
810 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
811 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
812 def FSELS : AForm_1<63, 23,
813 (ops F4RC:$FRT, F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
814 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
815 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
816 def FADD : AForm_2<63, 21,
817 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
818 "fadd $FRT, $FRA, $FRB", FPGeneral,
819 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
820 def FADDS : AForm_2<59, 21,
821 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
822 "fadds $FRT, $FRA, $FRB", FPGeneral,
823 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
824 def FDIV : AForm_2<63, 18,
825 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
826 "fdiv $FRT, $FRA, $FRB", FPDivD,
827 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
828 def FDIVS : AForm_2<59, 18,
829 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
830 "fdivs $FRT, $FRA, $FRB", FPDivS,
831 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
832 def FMUL : AForm_3<63, 25,
833 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
834 "fmul $FRT, $FRA, $FRB", FPFused,
835 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
836 def FMULS : AForm_3<59, 25,
837 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
838 "fmuls $FRT, $FRA, $FRB", FPGeneral,
839 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
840 def FSUB : AForm_2<63, 20,
841 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
842 "fsub $FRT, $FRA, $FRB", FPGeneral,
843 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
844 def FSUBS : AForm_2<59, 20,
845 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
846 "fsubs $FRT, $FRA, $FRB", FPGeneral,
847 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
849 // M-Form instructions. rotate and mask instructions.
851 let isTwoAddress = 1, isCommutable = 1 in {
852 // RLWIMI can be commuted if the rotate amount is zero.
853 def RLWIMI : MForm_2<20,
854 (ops GPRC:$rA, GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
855 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
857 def RLDIMI : MDForm_1<30, 3,
858 (ops G8RC:$rA, G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
859 "rldimi $rA, $rS, $SH, $MB", IntRotateD,
862 def RLWINM : MForm_2<21,
863 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
864 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
866 def RLWINMo : MForm_2<21,
867 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
868 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
870 def RLWNM : MForm_2<23,
871 (ops GPRC:$rA, GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
872 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
875 // MD-Form instructions. 64 bit rotate instructions.
877 def RLDICL : MDForm_1<30, 0,
878 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$MB),
879 "rldicl $rA, $rS, $SH, $MB", IntRotateD,
881 def RLDICR : MDForm_1<30, 1,
882 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$ME),
883 "rldicr $rA, $rS, $SH, $ME", IntRotateD,
886 // VA-Form instructions. 3-input AltiVec ops.
887 def VMADDFP : VAForm_1<46, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
888 "vmaddfp $vD, $vA, $vC, $vB", VecFP,
889 [(set VRRC:$vD, (fadd (fmul VRRC:$vA, VRRC:$vC),
891 Requires<[FPContractions]>;
892 def VNMSUBFP: VAForm_1<47, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
893 "vnmsubfp $vD, $vA, $vC, $vB", VecFP,
894 [(set VRRC:$vD, (fneg (fsub (fmul VRRC:$vA,
897 Requires<[FPContractions]>;
899 // VX-Form instructions. AltiVec arithmetic ops.
900 def VADDFP : VXForm_1<10, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
901 "vaddfp $vD, $vA, $vB", VecFP,
902 [(set VRRC:$vD, (fadd VRRC:$vA, VRRC:$vB))]>;
903 def VADDUWM : VXForm_1<128, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
904 "vadduwm $vD, $vA, $vB", VecGeneral,
905 [(set VRRC:$vD, (add VRRC:$vA, VRRC:$vB))]>;
906 def VCFSX : VXForm_1<842, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
907 "vcfsx $vD, $vB, $UIMM", VecFP,
909 def VCFUX : VXForm_1<778, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
910 "vcfux $vD, $vB, $UIMM", VecFP,
912 def VCTSXS : VXForm_1<970, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
913 "vctsxs $vD, $vB, $UIMM", VecFP,
915 def VCTUXS : VXForm_1<906, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
916 "vctuxs $vD, $vB, $UIMM", VecFP,
918 def VEXPTEFP : VXForm_2<394, (ops VRRC:$vD, VRRC:$vB),
919 "vexptefp $vD, $vB", VecFP,
921 def VLOGEFP : VXForm_2<458, (ops VRRC:$vD, VRRC:$vB),
922 "vlogefp $vD, $vB", VecFP,
924 def VMAXFP : VXForm_1<1034, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
925 "vmaxfp $vD, $vA, $vB", VecFP,
927 def VMINFP : VXForm_1<1098, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
928 "vminfp $vD, $vA, $vB", VecFP,
930 def VREFP : VXForm_2<266, (ops VRRC:$vD, VRRC:$vB),
931 "vrefp $vD, $vB", VecFP,
933 def VRFIM : VXForm_2<714, (ops VRRC:$vD, VRRC:$vB),
934 "vrfim $vD, $vB", VecFP,
936 def VRFIN : VXForm_2<522, (ops VRRC:$vD, VRRC:$vB),
937 "vrfin $vD, $vB", VecFP,
939 def VRFIP : VXForm_2<650, (ops VRRC:$vD, VRRC:$vB),
940 "vrfip $vD, $vB", VecFP,
942 def VRFIZ : VXForm_2<586, (ops VRRC:$vD, VRRC:$vB),
943 "vrfiz $vD, $vB", VecFP,
945 def VRSQRTEFP : VXForm_2<330, (ops VRRC:$vD, VRRC:$vB),
946 "vrsqrtefp $vD, $vB", VecFP,
948 def VSUBFP : VXForm_1<74, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
949 "vsubfp $vD, $vA, $vB", VecFP,
950 [(set VRRC:$vD, (fsub VRRC:$vA, VRRC:$vB))]>;
951 def VXOR : VXForm_1<1220, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
952 "vxor $vD, $vA, $vB", VecFP,
955 // VX-Form Pseudo Instructions
957 def V_SET0 : VXForm_setzero<1220, (ops VRRC:$vD),
958 "vxor $vD, $vD, $vD", VecFP,
962 //===----------------------------------------------------------------------===//
963 // DWARF Pseudo Instructions
966 def DWARF_LOC : Pseudo<(ops i32imm:$line, i32imm:$col, i32imm:$file),
967 "; .loc $file, $line, $col",
968 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
971 def DWARF_LABEL : Pseudo<(ops i32imm:$id),
973 [(dwarf_label (i32 imm:$id))]>;
975 //===----------------------------------------------------------------------===//
976 // PowerPC Instruction Patterns
979 // Arbitrary immediate support. Implement in terms of LIS/ORI.
980 def : Pat<(i32 imm:$imm),
981 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
983 // Implement the 'not' operation with the NOR instruction.
984 def NOT : Pat<(not GPRC:$in),
985 (NOR GPRC:$in, GPRC:$in)>;
987 // ADD an arbitrary immediate.
988 def : Pat<(add GPRC:$in, imm:$imm),
989 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
990 // OR an arbitrary immediate.
991 def : Pat<(or GPRC:$in, imm:$imm),
992 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
993 // XOR an arbitrary immediate.
994 def : Pat<(xor GPRC:$in, imm:$imm),
995 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
997 def : Pat<(subc immSExt16:$imm, GPRC:$in),
998 (SUBFIC GPRC:$in, imm:$imm)>;
1000 // Return void support.
1001 def : Pat<(ret), (BLR)>;
1004 def : Pat<(i64 (zext GPRC:$in)),
1005 (RLDICL (OR4To8 GPRC:$in, GPRC:$in), 0, 32)>;
1006 def : Pat<(i64 (anyext GPRC:$in)),
1007 (OR4To8 GPRC:$in, GPRC:$in)>;
1008 def : Pat<(i32 (trunc G8RC:$in)),
1009 (OR8To4 G8RC:$in, G8RC:$in)>;
1012 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
1013 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
1014 def : Pat<(shl G8RC:$in, (i64 imm:$imm)),
1015 (RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
1017 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1018 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1019 def : Pat<(srl G8RC:$in, (i64 imm:$imm)),
1020 (RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
1023 def : Pat<(rotl GPRC:$in, GPRC:$sh),
1024 (RLWNM GPRC:$in, GPRC:$sh, 0, 31)>;
1025 def : Pat<(rotl GPRC:$in, (i32 imm:$imm)),
1026 (RLWINM GPRC:$in, imm:$imm, 0, 31)>;
1028 // Hi and Lo for Darwin Global Addresses.
1029 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1030 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1031 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1032 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1033 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1034 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1035 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1036 (ADDIS GPRC:$in, tconstpool:$g)>;
1038 def : Pat<(fmul VRRC:$vA, VRRC:$vB),
1039 (VMADDFP VRRC:$vA, (V_SET0), VRRC:$vB)>;
1041 // Fused negative multiply subtract, alternate pattern
1042 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1043 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1044 Requires<[FPContractions]>;
1045 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1046 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1047 Requires<[FPContractions]>;
1049 // Fused multiply add and multiply sub for packed float. These are represented
1050 // separately from the real instructions above, for operations that must have
1051 // the additional precision, such as Newton-Rhapson (used by divide, sqrt)
1052 def : Pat<(PPCvmaddfp VRRC:$A, VRRC:$B, VRRC:$C),
1053 (VMADDFP VRRC:$A, VRRC:$B, VRRC:$C)>;
1054 def : Pat<(PPCvnmsubfp VRRC:$A, VRRC:$B, VRRC:$C),
1055 (VNMSUBFP VRRC:$A, VRRC:$B, VRRC:$C)>;
1057 // Standard shifts. These are represented separately from the real shifts above
1058 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1060 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1061 (SRAW GPRC:$rS, GPRC:$rB)>;
1062 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1063 (SRW GPRC:$rS, GPRC:$rB)>;
1064 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1065 (SLW GPRC:$rS, GPRC:$rB)>;
1067 def : Pat<(i32 (zextload iaddr:$src, i1)),
1069 def : Pat<(i32 (zextload xaddr:$src, i1)),
1071 def : Pat<(i32 (extload iaddr:$src, i1)),
1073 def : Pat<(i32 (extload xaddr:$src, i1)),
1075 def : Pat<(i32 (extload iaddr:$src, i8)),
1077 def : Pat<(i32 (extload xaddr:$src, i8)),
1079 def : Pat<(i32 (extload iaddr:$src, i16)),
1081 def : Pat<(i32 (extload xaddr:$src, i16)),
1083 def : Pat<(f64 (extload iaddr:$src, f32)),
1084 (FMRSD (LFS iaddr:$src))>;
1085 def : Pat<(f64 (extload xaddr:$src, f32)),
1086 (FMRSD (LFSX xaddr:$src))>;
1088 def : Pat<(v4i32 (load xoaddr:$src)),
1089 (v4i32 (LVX xoaddr:$src))>;
1090 def : Pat<(store (v4i32 VRRC:$rS), xoaddr:$dst),
1091 (STVX (v4i32 VRRC:$rS), xoaddr:$dst)>;
1093 // Same as above, but using a temporary. FIXME: implement temporaries :)
1095 def : Pattern<(xor GPRC:$in, imm:$imm),
1096 [(set GPRC:$tmp, (XORI GPRC:$in, (LO16 imm:$imm))),
1097 (XORIS GPRC:$tmp, (HI16 imm:$imm))]>;
1100 //===----------------------------------------------------------------------===//
1101 // PowerPCInstrInfo Definition
1103 def PowerPCInstrInfo : InstrInfo {
1104 let TSFlagsFields = [ "VMX", "PPC64" ];
1105 let TSFlagsShifts = [ 0, 1 ];
1107 let isLittleEndianEncoding = 1;