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 DAG Nodes.
21 def PPCfcfid : SDNode<"PPCISD::FCFID" , SDTFPUnaryOp, []>;
22 def PPCfctidz : SDNode<"PPCISD::FCTIDZ", SDTFPUnaryOp, []>;
23 def PPCfctiwz : SDNode<"PPCISD::FCTIWZ", SDTFPUnaryOp, []>;
25 def PPCfsel : SDNode<"PPCISD::FSEL",
26 // Type constraint for fsel.
27 SDTypeProfile<1, 3, [SDTCisSameAs<0, 2>, SDTCisSameAs<0, 3>,
28 SDTCisFP<0>, SDTCisVT<1, f64>]>, []>;
30 def PPChi : SDNode<"PPCISD::Hi", SDTIntBinOp, []>;
31 def PPClo : SDNode<"PPCISD::Lo", SDTIntBinOp, []>;
32 def PPCvmaddfp : SDNode<"PPCISD::VMADDFP", SDTFPTernaryOp, []>;
33 def PPCvnmsubfp : SDNode<"PPCISD::VNMSUBFP", SDTFPTernaryOp, []>;
35 // These nodes represent the 32-bit PPC shifts that operate on 6-bit shift
36 // amounts. These nodes are generated by the multi-precision shift code.
37 def SDT_PPCShiftOp : SDTypeProfile<1, 2, [ // PPCshl, PPCsra, PPCsrl
38 SDTCisVT<0, i32>, SDTCisVT<1, i32>, SDTCisVT<2, i32>
40 def PPCsrl : SDNode<"PPCISD::SRL" , SDT_PPCShiftOp>;
41 def PPCsra : SDNode<"PPCISD::SRA" , SDT_PPCShiftOp>;
42 def PPCshl : SDNode<"PPCISD::SHL" , SDT_PPCShiftOp>;
44 // These are target-independent nodes, but have target-specific formats.
45 def SDT_PPCCallSeq : SDTypeProfile<0, 1, [ SDTCisVT<0, i32> ]>;
46 def callseq_start : SDNode<"ISD::CALLSEQ_START", SDT_PPCCallSeq,[SDNPHasChain]>;
47 def callseq_end : SDNode<"ISD::CALLSEQ_END", SDT_PPCCallSeq,[SDNPHasChain]>;
49 def SDT_PPCRetFlag : SDTypeProfile<0, 0, []>;
50 def retflag : SDNode<"PPCISD::RET_FLAG", SDT_PPCRetFlag, [SDNPHasChain]>;
52 //===----------------------------------------------------------------------===//
53 // PowerPC specific transformation functions and pattern fragments.
56 def SHL32 : SDNodeXForm<imm, [{
57 // Transformation function: 31 - imm
58 return getI32Imm(31 - N->getValue());
61 def SHL64 : SDNodeXForm<imm, [{
62 // Transformation function: 63 - imm
63 return getI32Imm(63 - N->getValue());
66 def SRL32 : SDNodeXForm<imm, [{
67 // Transformation function: 32 - imm
68 return N->getValue() ? getI32Imm(32 - N->getValue()) : getI32Imm(0);
71 def SRL64 : SDNodeXForm<imm, [{
72 // Transformation function: 64 - imm
73 return N->getValue() ? getI32Imm(64 - N->getValue()) : getI32Imm(0);
76 def LO16 : SDNodeXForm<imm, [{
77 // Transformation function: get the low 16 bits.
78 return getI32Imm((unsigned short)N->getValue());
81 def HI16 : SDNodeXForm<imm, [{
82 // Transformation function: shift the immediate value down into the low bits.
83 return getI32Imm((unsigned)N->getValue() >> 16);
86 def HA16 : SDNodeXForm<imm, [{
87 // Transformation function: shift the immediate value down into the low bits.
88 signed int Val = N->getValue();
89 return getI32Imm((Val - (signed short)Val) >> 16);
93 def immSExt16 : PatLeaf<(imm), [{
94 // immSExt16 predicate - True if the immediate fits in a 16-bit sign extended
95 // field. Used by instructions like 'addi'.
96 return (int)N->getValue() == (short)N->getValue();
98 def immZExt16 : PatLeaf<(imm), [{
99 // immZExt16 predicate - True if the immediate fits in a 16-bit zero extended
100 // field. Used by instructions like 'ori'.
101 return (unsigned)N->getValue() == (unsigned short)N->getValue();
104 def imm16Shifted : PatLeaf<(imm), [{
105 // imm16Shifted predicate - True if only bits in the top 16-bits of the
106 // immediate are set. Used by instructions like 'addis'.
107 return ((unsigned)N->getValue() & 0xFFFF0000U) == (unsigned)N->getValue();
111 // Example of a legalize expander: Only for PPC64.
112 def : Expander<(set i64:$dst, (fp_to_sint f64:$src)),
113 [(set f64:$tmp , (FCTIDZ f64:$src)),
114 (set i32:$tmpFI, (CreateNewFrameIndex 8, 8)),
115 (store f64:$tmp, i32:$tmpFI),
116 (set i64:$dst, (load i32:$tmpFI))],
120 //===----------------------------------------------------------------------===//
121 // PowerPC Flag Definitions.
123 class isPPC64 { bit PPC64 = 1; }
124 class isVMX { bit VMX = 1; }
126 list<Register> Defs = [CR0];
132 //===----------------------------------------------------------------------===//
133 // PowerPC Operand Definitions.
135 def u5imm : Operand<i32> {
136 let PrintMethod = "printU5ImmOperand";
138 def u6imm : Operand<i32> {
139 let PrintMethod = "printU6ImmOperand";
141 def s16imm : Operand<i32> {
142 let PrintMethod = "printS16ImmOperand";
144 def u16imm : Operand<i32> {
145 let PrintMethod = "printU16ImmOperand";
147 def s16immX4 : Operand<i32> { // Multiply imm by 4 before printing.
148 let PrintMethod = "printS16X4ImmOperand";
150 def target : Operand<OtherVT> {
151 let PrintMethod = "printBranchOperand";
153 def calltarget : Operand<i32> {
154 let PrintMethod = "printCallOperand";
156 def aaddr : Operand<i32> {
157 let PrintMethod = "printAbsAddrOperand";
159 def piclabel: Operand<i32> {
160 let PrintMethod = "printPICLabel";
162 def symbolHi: Operand<i32> {
163 let PrintMethod = "printSymbolHi";
165 def symbolLo: Operand<i32> {
166 let PrintMethod = "printSymbolLo";
168 def crbitm: Operand<i8> {
169 let PrintMethod = "printcrbitm";
172 def memri : Operand<i32> {
173 let PrintMethod = "printMemRegImm";
174 let NumMIOperands = 2;
175 let MIOperandInfo = (ops i32imm, GPRC);
177 def memrr : Operand<i32> {
178 let PrintMethod = "printMemRegReg";
179 let NumMIOperands = 2;
180 let MIOperandInfo = (ops GPRC, GPRC);
183 // Define X86 specific addressing mode.
184 def iaddr : ComplexPattern<i32, 2, "SelectAddrImm", []>;
185 def xaddr : ComplexPattern<i32, 2, "SelectAddrIdx", []>;
186 def xoaddr : ComplexPattern<i32, 2, "SelectAddrIdxOnly",[]>;
188 //===----------------------------------------------------------------------===//
189 // PowerPC Instruction Predicate Definitions.
190 def FPContractions : Predicate<"!NoExcessFPPrecision">;
192 //===----------------------------------------------------------------------===//
193 // PowerPC Instruction Definitions.
195 // Pseudo-instructions:
196 def PHI : Pseudo<(ops variable_ops), "; PHI", []>;
198 let isLoad = 1, hasCtrlDep = 1 in {
199 def ADJCALLSTACKDOWN : Pseudo<(ops u16imm:$amt),
200 "; ADJCALLSTACKDOWN",
201 [(callseq_start imm:$amt)]>;
202 def ADJCALLSTACKUP : Pseudo<(ops u16imm:$amt),
204 [(callseq_end imm:$amt)]>;
206 def IMPLICIT_DEF_GPR : Pseudo<(ops GPRC:$rD), "; $rD = IMPLICIT_DEF_GPRC",
207 [(set GPRC:$rD, (undef))]>;
208 def IMPLICIT_DEF_F8 : Pseudo<(ops F8RC:$rD), "; %rD = IMPLICIT_DEF_F8",
209 [(set F8RC:$rD, (undef))]>;
210 def IMPLICIT_DEF_F4 : Pseudo<(ops F4RC:$rD), "; %rD = IMPLICIT_DEF_F4",
211 [(set F4RC:$rD, (undef))]>;
213 // SELECT_CC_* - Used to implement the SELECT_CC DAG operation. Expanded by the
214 // scheduler into a branch sequence.
215 let usesCustomDAGSchedInserter = 1 in { // Expanded by the scheduler.
216 def SELECT_CC_Int : Pseudo<(ops GPRC:$dst, CRRC:$cond, GPRC:$T, GPRC:$F,
217 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
218 def SELECT_CC_F4 : Pseudo<(ops F4RC:$dst, CRRC:$cond, F4RC:$T, F4RC:$F,
219 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
220 def SELECT_CC_F8 : Pseudo<(ops F8RC:$dst, CRRC:$cond, F8RC:$T, F8RC:$F,
221 i32imm:$BROPC), "; SELECT_CC PSEUDO!", []>;
225 let isTerminator = 1 in {
226 // FIXME: temporary workaround for return without an incoming flag.
227 let isReturn = 1, noResults = 1 in
228 def BLRVOID : XLForm_2_ext<19, 16, 20, 0, 0, (ops), "blr", BrB, [(ret)]>;
229 let isReturn = 1, noResults = 1, hasInFlag = 1 in
230 def BLR : XLForm_2_ext<19, 16, 20, 0, 0, (ops), "blr", BrB, []>;
232 def BCTR : XLForm_2_ext<19, 528, 20, 0, 0, (ops), "bctr", BrB, []>;
236 def MovePCtoLR : Pseudo<(ops piclabel:$label), "bl $label", []>;
238 let isBranch = 1, isTerminator = 1, hasCtrlDep = 1, noResults = 1 in {
239 def COND_BRANCH : Pseudo<(ops CRRC:$crS, u16imm:$opc,
240 target:$true, target:$false),
241 "; COND_BRANCH", []>;
242 def B : IForm<18, 0, 0, (ops target:$dst),
246 // FIXME: 4*CR# needs to be added to the BI field!
247 // This will only work for CR0 as it stands now
248 def BLT : BForm<16, 0, 0, 12, 0, (ops CRRC:$crS, target:$block),
249 "blt $crS, $block", BrB>;
250 def BLE : BForm<16, 0, 0, 4, 1, (ops CRRC:$crS, target:$block),
251 "ble $crS, $block", BrB>;
252 def BEQ : BForm<16, 0, 0, 12, 2, (ops CRRC:$crS, target:$block),
253 "beq $crS, $block", BrB>;
254 def BGE : BForm<16, 0, 0, 4, 0, (ops CRRC:$crS, target:$block),
255 "bge $crS, $block", BrB>;
256 def BGT : BForm<16, 0, 0, 12, 1, (ops CRRC:$crS, target:$block),
257 "bgt $crS, $block", BrB>;
258 def BNE : BForm<16, 0, 0, 4, 2, (ops CRRC:$crS, target:$block),
259 "bne $crS, $block", BrB>;
260 def BUN : BForm<16, 0, 0, 12, 3, (ops CRRC:$crS, target:$block),
261 "bun $crS, $block", BrB>;
262 def BNU : BForm<16, 0, 0, 4, 3, (ops CRRC:$crS, target:$block),
263 "bnu $crS, $block", BrB>;
266 let isCall = 1, noResults = 1,
267 // All calls clobber the non-callee saved registers...
268 Defs = [R0,R2,R3,R4,R5,R6,R7,R8,R9,R10,R11,R12,
269 F0,F1,F2,F3,F4,F5,F6,F7,F8,F9,F10,F11,F12,F13,
271 CR0,CR1,CR5,CR6,CR7] in {
272 // Convenient aliases for call instructions
273 def BL : IForm<18, 0, 1, (ops calltarget:$func, variable_ops),
274 "bl $func", BrB, []>;
275 def BLA : IForm<18, 1, 1, (ops aaddr:$func, variable_ops),
276 "bla $func", BrB, []>;
277 def BCTRL : XLForm_2_ext<19, 528, 20, 0, 1, (ops variable_ops), "bctrl", BrB,
281 // D-Form instructions. Most instructions that perform an operation on a
282 // register and an immediate are of this type.
285 def LBZ : DForm_1<34, (ops GPRC:$rD, memri:$src),
286 "lbz $rD, $src", LdStGeneral,
287 [(set GPRC:$rD, (zextload iaddr:$src, i8))]>;
288 def LHA : DForm_1<42, (ops GPRC:$rD, memri:$src),
289 "lha $rD, $src", LdStLHA,
290 [(set GPRC:$rD, (sextload iaddr:$src, i16))]>;
291 def LHZ : DForm_1<40, (ops GPRC:$rD, memri:$src),
292 "lhz $rD, $src", LdStGeneral,
293 [(set GPRC:$rD, (zextload iaddr:$src, i16))]>;
294 def LMW : DForm_1<46, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
295 "lmw $rD, $disp($rA)", LdStLMW,
297 def LWZ : DForm_1<32, (ops GPRC:$rD, memri:$src),
298 "lwz $rD, $src", LdStGeneral,
299 [(set GPRC:$rD, (load iaddr:$src))]>;
300 def LWZU : DForm_1<35, (ops GPRC:$rD, s16imm:$disp, GPRC:$rA),
301 "lwzu $rD, $disp($rA)", LdStGeneral,
304 def ADDI : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
305 "addi $rD, $rA, $imm", IntGeneral,
306 [(set GPRC:$rD, (add GPRC:$rA, immSExt16:$imm))]>;
307 def ADDIC : DForm_2<12, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
308 "addic $rD, $rA, $imm", IntGeneral,
310 def ADDICo : DForm_2<13, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
311 "addic. $rD, $rA, $imm", IntGeneral,
313 def ADDIS : DForm_2<15, (ops GPRC:$rD, GPRC:$rA, symbolHi:$imm),
314 "addis $rD, $rA, $imm", IntGeneral,
315 [(set GPRC:$rD, (add GPRC:$rA, imm16Shifted:$imm))]>;
316 def LA : DForm_2<14, (ops GPRC:$rD, GPRC:$rA, symbolLo:$sym),
317 "la $rD, $sym($rA)", IntGeneral,
318 [(set GPRC:$rD, (add GPRC:$rA,
319 (PPClo tglobaladdr:$sym, 0)))]>;
320 def MULLI : DForm_2< 7, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
321 "mulli $rD, $rA, $imm", IntMulLI,
322 [(set GPRC:$rD, (mul GPRC:$rA, immSExt16:$imm))]>;
323 def SUBFIC : DForm_2< 8, (ops GPRC:$rD, GPRC:$rA, s16imm:$imm),
324 "subfic $rD, $rA, $imm", IntGeneral,
325 [(set GPRC:$rD, (sub immSExt16:$imm, GPRC:$rA))]>;
326 def LI : DForm_2_r0<14, (ops GPRC:$rD, symbolLo:$imm),
327 "li $rD, $imm", IntGeneral,
328 [(set GPRC:$rD, immSExt16:$imm)]>;
329 def LIS : DForm_2_r0<15, (ops GPRC:$rD, symbolHi:$imm),
330 "lis $rD, $imm", IntGeneral,
331 [(set GPRC:$rD, imm16Shifted:$imm)]>;
332 let isStore = 1, noResults = 1 in {
333 def STMW : DForm_3<47, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
334 "stmw $rS, $disp($rA)", LdStLMW,
336 def STB : DForm_3<38, (ops GPRC:$rS, memri:$src),
337 "stb $rS, $src", LdStGeneral,
338 [(truncstore GPRC:$rS, iaddr:$src, i8)]>;
339 def STH : DForm_3<44, (ops GPRC:$rS, memri:$src),
340 "sth $rS, $src", LdStGeneral,
341 [(truncstore GPRC:$rS, iaddr:$src, i16)]>;
342 def STW : DForm_3<36, (ops GPRC:$rS, memri:$src),
343 "stw $rS, $src", LdStGeneral,
344 [(store GPRC:$rS, iaddr:$src)]>;
345 def STWU : DForm_3<37, (ops GPRC:$rS, s16imm:$disp, GPRC:$rA),
346 "stwu $rS, $disp($rA)", LdStGeneral,
349 def ANDIo : DForm_4<28, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
350 "andi. $dst, $src1, $src2", IntGeneral,
352 def ANDISo : DForm_4<29, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
353 "andis. $dst, $src1, $src2", IntGeneral,
355 def ORI : DForm_4<24, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
356 "ori $dst, $src1, $src2", IntGeneral,
357 [(set GPRC:$dst, (or GPRC:$src1, immZExt16:$src2))]>;
358 def ORIS : DForm_4<25, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
359 "oris $dst, $src1, $src2", IntGeneral,
360 [(set GPRC:$dst, (or GPRC:$src1, imm16Shifted:$src2))]>;
361 def XORI : DForm_4<26, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
362 "xori $dst, $src1, $src2", IntGeneral,
363 [(set GPRC:$dst, (xor GPRC:$src1, immZExt16:$src2))]>;
364 def XORIS : DForm_4<27, (ops GPRC:$dst, GPRC:$src1, u16imm:$src2),
365 "xoris $dst, $src1, $src2", IntGeneral,
366 [(set GPRC:$dst, (xor GPRC:$src1, imm16Shifted:$src2))]>;
367 def NOP : DForm_4_zero<24, (ops), "nop", IntGeneral,
369 def CMPI : DForm_5<11, (ops CRRC:$crD, i1imm:$L, GPRC:$rA, s16imm:$imm),
370 "cmpi $crD, $L, $rA, $imm", IntCompare>;
371 def CMPWI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
372 "cmpwi $crD, $rA, $imm", IntCompare>;
373 def CMPDI : DForm_5_ext<11, (ops CRRC:$crD, GPRC:$rA, s16imm:$imm),
374 "cmpdi $crD, $rA, $imm", IntCompare>, isPPC64;
375 def CMPLI : DForm_6<10, (ops CRRC:$dst, i1imm:$size, GPRC:$src1, u16imm:$src2),
376 "cmpli $dst, $size, $src1, $src2", IntCompare>;
377 def CMPLWI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
378 "cmplwi $dst, $src1, $src2", IntCompare>;
379 def CMPLDI : DForm_6_ext<10, (ops CRRC:$dst, GPRC:$src1, u16imm:$src2),
380 "cmpldi $dst, $src1, $src2", IntCompare>, isPPC64;
382 def LFS : DForm_8<48, (ops F4RC:$rD, memri:$src),
383 "lfs $rD, $src", LdStLFDU,
384 [(set F4RC:$rD, (load iaddr:$src))]>;
385 def LFD : DForm_8<50, (ops F8RC:$rD, memri:$src),
386 "lfd $rD, $src", LdStLFD,
387 [(set F8RC:$rD, (load iaddr:$src))]>;
389 let isStore = 1, noResults = 1 in {
390 def STFS : DForm_9<52, (ops F4RC:$rS, memri:$dst),
391 "stfs $rS, $dst", LdStUX,
392 [(store F4RC:$rS, iaddr:$dst)]>;
393 def STFD : DForm_9<54, (ops F8RC:$rS, memri:$dst),
394 "stfd $rS, $dst", LdStUX,
395 [(store F8RC:$rS, iaddr:$dst)]>;
398 // DS-Form instructions. Load/Store instructions available in PPC-64
401 def LWA : DSForm_1<58, 2, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
402 "lwa $rT, $DS($rA)", LdStLWA,
404 def LD : DSForm_2<58, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
405 "ld $rT, $DS($rA)", LdStLD,
408 let isStore = 1, noResults = 1 in {
409 def STD : DSForm_2<62, 0, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
410 "std $rT, $DS($rA)", LdStSTD,
412 def STDU : DSForm_2<62, 1, (ops GPRC:$rT, s16immX4:$DS, GPRC:$rA),
413 "stdu $rT, $DS($rA)", LdStSTD,
417 // X-Form instructions. Most instructions that perform an operation on a
418 // register and another register are of this type.
421 def LBZX : XForm_1<31, 87, (ops GPRC:$rD, memrr:$src),
422 "lbzx $rD, $src", LdStGeneral,
423 [(set GPRC:$rD, (zextload xaddr:$src, i8))]>;
424 def LHAX : XForm_1<31, 343, (ops GPRC:$rD, memrr:$src),
425 "lhax $rD, $src", LdStLHA,
426 [(set GPRC:$rD, (sextload xaddr:$src, i16))]>;
427 def LHZX : XForm_1<31, 279, (ops GPRC:$rD, memrr:$src),
428 "lhzx $rD, $src", LdStGeneral,
429 [(set GPRC:$rD, (zextload xaddr:$src, i16))]>;
430 def LWAX : XForm_1<31, 341, (ops G8RC:$rD, memrr:$src),
431 "lwax $rD, $src", LdStLHA,
432 [(set G8RC:$rD, (sextload xaddr:$src, i32))]>, isPPC64;
433 def LWZX : XForm_1<31, 23, (ops GPRC:$rD, memrr:$src),
434 "lwzx $rD, $src", LdStGeneral,
435 [(set GPRC:$rD, (load xaddr:$src))]>;
436 def LDX : XForm_1<31, 21, (ops G8RC:$rD, memrr:$src),
437 "ldx $rD, $src", LdStLD,
438 [(set G8RC:$rD, (load xaddr:$src))]>, isPPC64;
439 def LVEBX: XForm_1<31, 7, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
440 "lvebx $vD, $base, $rA", LdStGeneral,
442 def LVEHX: XForm_1<31, 39, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
443 "lvehx $vD, $base, $rA", LdStGeneral,
445 def LVEWX: XForm_1<31, 71, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
446 "lvewx $vD, $base, $rA", LdStGeneral,
448 def LVX : XForm_1<31, 103, (ops VRRC:$vD, memrr:$src),
449 "lvx $vD, $src", LdStGeneral,
450 [(set VRRC:$vD, (v4f32 (load xoaddr:$src)))]>;
452 def LVSL : XForm_1<31, 6, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
453 "lvsl $vD, $base, $rA", LdStGeneral,
455 def LVSR : XForm_1<31, 38, (ops VRRC:$vD, GPRC:$base, GPRC:$rA),
456 "lvsl $vD, $base, $rA", LdStGeneral,
458 def NAND : XForm_6<31, 476, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
459 "nand $rA, $rS, $rB", IntGeneral,
460 [(set GPRC:$rA, (not (and GPRC:$rS, GPRC:$rB)))]>;
461 def AND : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
462 "and $rA, $rS, $rB", IntGeneral,
463 [(set GPRC:$rA, (and GPRC:$rS, GPRC:$rB))]>;
464 def ANDo : XForm_6<31, 28, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
465 "and. $rA, $rS, $rB", IntGeneral,
467 def ANDC : XForm_6<31, 60, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
468 "andc $rA, $rS, $rB", IntGeneral,
469 [(set GPRC:$rA, (and GPRC:$rS, (not GPRC:$rB)))]>;
470 def OR4 : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
471 "or $rA, $rS, $rB", IntGeneral,
472 [(set GPRC:$rA, (or GPRC:$rS, GPRC:$rB))]>;
473 def OR8 : XForm_6<31, 444, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
474 "or $rA, $rS, $rB", IntGeneral,
475 [(set G8RC:$rA, (or G8RC:$rS, G8RC:$rB))]>;
476 def OR4To8 : XForm_6<31, 444, (ops G8RC:$rA, GPRC:$rS, GPRC:$rB),
477 "or $rA, $rS, $rB", IntGeneral,
479 def OR8To4 : XForm_6<31, 444, (ops GPRC:$rA, G8RC:$rS, G8RC:$rB),
480 "or $rA, $rS, $rB", IntGeneral,
482 def NOR : XForm_6<31, 124, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
483 "nor $rA, $rS, $rB", IntGeneral,
484 [(set GPRC:$rA, (not (or GPRC:$rS, GPRC:$rB)))]>;
485 def ORo : XForm_6<31, 444, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
486 "or. $rA, $rS, $rB", IntGeneral,
488 def ORC : XForm_6<31, 412, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
489 "orc $rA, $rS, $rB", IntGeneral,
490 [(set GPRC:$rA, (or GPRC:$rS, (not GPRC:$rB)))]>;
491 def EQV : XForm_6<31, 284, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
492 "eqv $rA, $rS, $rB", IntGeneral,
493 [(set GPRC:$rA, (not (xor GPRC:$rS, GPRC:$rB)))]>;
494 def XOR : XForm_6<31, 316, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
495 "xor $rA, $rS, $rB", IntGeneral,
496 [(set GPRC:$rA, (xor GPRC:$rS, GPRC:$rB))]>;
497 def SLD : XForm_6<31, 27, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
498 "sld $rA, $rS, $rB", IntRotateD,
499 [(set G8RC:$rA, (shl G8RC:$rS, G8RC:$rB))]>, isPPC64;
500 def SLW : XForm_6<31, 24, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
501 "slw $rA, $rS, $rB", IntGeneral,
502 [(set GPRC:$rA, (PPCshl GPRC:$rS, GPRC:$rB))]>;
503 def SRD : XForm_6<31, 539, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
504 "srd $rA, $rS, $rB", IntRotateD,
505 [(set G8RC:$rA, (srl G8RC:$rS, G8RC:$rB))]>, isPPC64;
506 def SRW : XForm_6<31, 536, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
507 "srw $rA, $rS, $rB", IntGeneral,
508 [(set GPRC:$rA, (PPCsrl GPRC:$rS, GPRC:$rB))]>;
509 def SRAD : XForm_6<31, 794, (ops G8RC:$rA, G8RC:$rS, G8RC:$rB),
510 "srad $rA, $rS, $rB", IntRotateD,
511 [(set G8RC:$rA, (sra G8RC:$rS, G8RC:$rB))]>, isPPC64;
512 def SRAW : XForm_6<31, 792, (ops GPRC:$rA, GPRC:$rS, GPRC:$rB),
513 "sraw $rA, $rS, $rB", IntShift,
514 [(set GPRC:$rA, (PPCsra GPRC:$rS, GPRC:$rB))]>;
515 let isStore = 1, noResults = 1 in {
516 def STBX : XForm_8<31, 215, (ops GPRC:$rS, memrr:$dst),
517 "stbx $rS, $dst", LdStGeneral,
518 [(truncstore GPRC:$rS, xaddr:$dst, i8)]>;
519 def STHX : XForm_8<31, 407, (ops GPRC:$rS, memrr:$dst),
520 "sthx $rS, $dst", LdStGeneral,
521 [(truncstore GPRC:$rS, xaddr:$dst, i16)]>;
522 def STWX : XForm_8<31, 151, (ops GPRC:$rS, memrr:$dst),
523 "stwx $rS, $dst", LdStGeneral,
524 [(store GPRC:$rS, xaddr:$dst)]>;
525 def STWUX : XForm_8<31, 183, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
526 "stwux $rS, $rA, $rB", LdStGeneral,
528 def STDX : XForm_8<31, 149, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
529 "stdx $rS, $rA, $rB", LdStSTD,
531 def STDUX : XForm_8<31, 181, (ops GPRC:$rS, GPRC:$rA, GPRC:$rB),
532 "stdux $rS, $rA, $rB", LdStSTD,
534 def STVEBX: XForm_8<31, 135, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
535 "stvebx $rS, $rA, $rB", LdStGeneral,
537 def STVEHX: XForm_8<31, 167, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
538 "stvehx $rS, $rA, $rB", LdStGeneral,
540 def STVEWX: XForm_8<31, 199, (ops VRRC:$rS, GPRC:$rA, GPRC:$rB),
541 "stvewx $rS, $rA, $rB", LdStGeneral,
543 def STVX : XForm_8<31, 231, (ops VRRC:$rS, memrr:$dst),
544 "stvx $rS, $dst", LdStGeneral,
545 [(store (v4f32 VRRC:$rS), xoaddr:$dst)]>;
547 def SRAWI : XForm_10<31, 824, (ops GPRC:$rA, GPRC:$rS, u5imm:$SH),
548 "srawi $rA, $rS, $SH", IntShift,
549 [(set GPRC:$rA, (sra GPRC:$rS, (i32 imm:$SH)))]>;
550 def CNTLZW : XForm_11<31, 26, (ops GPRC:$rA, GPRC:$rS),
551 "cntlzw $rA, $rS", IntGeneral,
552 [(set GPRC:$rA, (ctlz GPRC:$rS))]>;
553 def EXTSB : XForm_11<31, 954, (ops GPRC:$rA, GPRC:$rS),
554 "extsb $rA, $rS", IntGeneral,
555 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i8))]>;
556 def EXTSH : XForm_11<31, 922, (ops GPRC:$rA, GPRC:$rS),
557 "extsh $rA, $rS", IntGeneral,
558 [(set GPRC:$rA, (sext_inreg GPRC:$rS, i16))]>;
559 def EXTSW : XForm_11<31, 986, (ops G8RC:$rA, G8RC:$rS),
560 "extsw $rA, $rS", IntGeneral,
561 [(set G8RC:$rA, (sext_inreg G8RC:$rS, i32))]>, isPPC64;
562 def CMP : XForm_16<31, 0, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
563 "cmp $crD, $long, $rA, $rB", IntCompare>;
564 def CMPL : XForm_16<31, 32, (ops CRRC:$crD, i1imm:$long, GPRC:$rA, GPRC:$rB),
565 "cmpl $crD, $long, $rA, $rB", IntCompare>;
566 def CMPW : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
567 "cmpw $crD, $rA, $rB", IntCompare>;
568 def CMPD : XForm_16_ext<31, 0, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
569 "cmpd $crD, $rA, $rB", IntCompare>, isPPC64;
570 def CMPLW : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
571 "cmplw $crD, $rA, $rB", IntCompare>;
572 def CMPLD : XForm_16_ext<31, 32, (ops CRRC:$crD, GPRC:$rA, GPRC:$rB),
573 "cmpld $crD, $rA, $rB", IntCompare>, isPPC64;
574 //def FCMPO : XForm_17<63, 32, (ops CRRC:$crD, FPRC:$fA, FPRC:$fB),
575 // "fcmpo $crD, $fA, $fB", FPCompare>;
576 def FCMPUS : XForm_17<63, 0, (ops CRRC:$crD, F4RC:$fA, F4RC:$fB),
577 "fcmpu $crD, $fA, $fB", FPCompare>;
578 def FCMPUD : XForm_17<63, 0, (ops CRRC:$crD, F8RC:$fA, F8RC:$fB),
579 "fcmpu $crD, $fA, $fB", FPCompare>;
582 def LFSX : XForm_25<31, 535, (ops F4RC:$frD, memrr:$src),
583 "lfsx $frD, $src", LdStLFDU,
584 [(set F4RC:$frD, (load xaddr:$src))]>;
585 def LFDX : XForm_25<31, 599, (ops F8RC:$frD, memrr:$src),
586 "lfdx $frD, $src", LdStLFDU,
587 [(set F8RC:$frD, (load xaddr:$src))]>;
589 def FCFID : XForm_26<63, 846, (ops F8RC:$frD, F8RC:$frB),
590 "fcfid $frD, $frB", FPGeneral,
591 [(set F8RC:$frD, (PPCfcfid F8RC:$frB))]>, isPPC64;
592 def FCTIDZ : XForm_26<63, 815, (ops F8RC:$frD, F8RC:$frB),
593 "fctidz $frD, $frB", FPGeneral,
594 [(set F8RC:$frD, (PPCfctidz F8RC:$frB))]>, isPPC64;
595 def FCTIWZ : XForm_26<63, 15, (ops F8RC:$frD, F8RC:$frB),
596 "fctiwz $frD, $frB", FPGeneral,
597 [(set F8RC:$frD, (PPCfctiwz F8RC:$frB))]>;
598 def FRSP : XForm_26<63, 12, (ops F4RC:$frD, F8RC:$frB),
599 "frsp $frD, $frB", FPGeneral,
600 [(set F4RC:$frD, (fround F8RC:$frB))]>;
601 def FSQRT : XForm_26<63, 22, (ops F8RC:$frD, F8RC:$frB),
602 "fsqrt $frD, $frB", FPSqrt,
603 [(set F8RC:$frD, (fsqrt F8RC:$frB))]>;
604 def FSQRTS : XForm_26<59, 22, (ops F4RC:$frD, F4RC:$frB),
605 "fsqrts $frD, $frB", FPSqrt,
606 [(set F4RC:$frD, (fsqrt F4RC:$frB))]>;
608 /// FMR is split into 3 versions, one for 4/8 byte FP, and one for extending.
609 def FMRS : XForm_26<63, 72, (ops F4RC:$frD, F4RC:$frB),
610 "fmr $frD, $frB", FPGeneral,
611 []>; // (set F4RC:$frD, F4RC:$frB)
612 def FMRD : XForm_26<63, 72, (ops F8RC:$frD, F8RC:$frB),
613 "fmr $frD, $frB", FPGeneral,
614 []>; // (set F8RC:$frD, F8RC:$frB)
615 def FMRSD : XForm_26<63, 72, (ops F8RC:$frD, F4RC:$frB),
616 "fmr $frD, $frB", FPGeneral,
617 [(set F8RC:$frD, (fextend F4RC:$frB))]>;
619 // These are artificially split into two different forms, for 4/8 byte FP.
620 def FABSS : XForm_26<63, 264, (ops F4RC:$frD, F4RC:$frB),
621 "fabs $frD, $frB", FPGeneral,
622 [(set F4RC:$frD, (fabs F4RC:$frB))]>;
623 def FABSD : XForm_26<63, 264, (ops F8RC:$frD, F8RC:$frB),
624 "fabs $frD, $frB", FPGeneral,
625 [(set F8RC:$frD, (fabs F8RC:$frB))]>;
626 def FNABSS : XForm_26<63, 136, (ops F4RC:$frD, F4RC:$frB),
627 "fnabs $frD, $frB", FPGeneral,
628 [(set F4RC:$frD, (fneg (fabs F4RC:$frB)))]>;
629 def FNABSD : XForm_26<63, 136, (ops F8RC:$frD, F8RC:$frB),
630 "fnabs $frD, $frB", FPGeneral,
631 [(set F8RC:$frD, (fneg (fabs F8RC:$frB)))]>;
632 def FNEGS : XForm_26<63, 40, (ops F4RC:$frD, F4RC:$frB),
633 "fneg $frD, $frB", FPGeneral,
634 [(set F4RC:$frD, (fneg F4RC:$frB))]>;
635 def FNEGD : XForm_26<63, 40, (ops F8RC:$frD, F8RC:$frB),
636 "fneg $frD, $frB", FPGeneral,
637 [(set F8RC:$frD, (fneg F8RC:$frB))]>;
640 let isStore = 1, noResults = 1 in {
641 def STFIWX: XForm_28<31, 983, (ops F4RC:$frS, memrr:$dst),
642 "stfiwx $frS, $dst", LdStUX,
644 def STFSX : XForm_28<31, 663, (ops F4RC:$frS, memrr:$dst),
645 "stfsx $frS, $dst", LdStUX,
646 [(store F4RC:$frS, xaddr:$dst)]>;
647 def STFDX : XForm_28<31, 727, (ops F8RC:$frS, memrr:$dst),
648 "stfdx $frS, $dst", LdStUX,
649 [(store F8RC:$frS, xaddr:$dst)]>;
652 // XL-Form instructions. condition register logical ops.
654 def MCRF : XLForm_3<19, 0, (ops CRRC:$BF, CRRC:$BFA),
655 "mcrf $BF, $BFA", BrMCR>;
657 // XFX-Form instructions. Instructions that deal with SPRs
659 // Note that although LR should be listed as `8' and CTR as `9' in the SPR
660 // field, the manual lists the groups of bits as [5-9] = 0, [0-4] = 8 or 9
661 // which means the SPR value needs to be multiplied by a factor of 32.
662 def MFCTR : XFXForm_1_ext<31, 339, 9, (ops GPRC:$rT), "mfctr $rT", SprMFSPR>;
663 def MFLR : XFXForm_1_ext<31, 339, 8, (ops GPRC:$rT), "mflr $rT", SprMFSPR>;
664 def MFCR : XFXForm_3<31, 19, (ops GPRC:$rT), "mfcr $rT", SprMFCR>;
665 def MTCRF : XFXForm_5<31, 144, (ops crbitm:$FXM, GPRC:$rS),
666 "mtcrf $FXM, $rS", BrMCRX>;
667 def MFOCRF: XFXForm_5a<31, 19, (ops GPRC:$rT, crbitm:$FXM),
668 "mfcr $rT, $FXM", SprMFCR>;
669 def MTCTR : XFXForm_7_ext<31, 467, 9, (ops GPRC:$rS), "mtctr $rS", SprMTSPR>;
670 def MTLR : XFXForm_7_ext<31, 467, 8, (ops GPRC:$rS), "mtlr $rS", SprMTSPR>;
671 def MTSPR : XFXForm_7<31, 467, (ops GPRC:$rS, u16imm:$UIMM), "mtspr $UIMM, $rS",
674 // XS-Form instructions. Just 'sradi'
676 def SRADI : XSForm_1<31, 413, (ops GPRC:$rA, GPRC:$rS, u6imm:$SH),
677 "sradi $rA, $rS, $SH", IntRotateD>, isPPC64;
679 // XO-Form instructions. Arithmetic instructions that can set overflow bit
681 def ADD4 : XOForm_1<31, 266, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
682 "add $rT, $rA, $rB", IntGeneral,
683 [(set GPRC:$rT, (add GPRC:$rA, GPRC:$rB))]>;
684 def ADD8 : XOForm_1<31, 266, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
685 "add $rT, $rA, $rB", IntGeneral,
686 [(set G8RC:$rT, (add G8RC:$rA, G8RC:$rB))]>;
687 def ADDC : XOForm_1<31, 10, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
688 "addc $rT, $rA, $rB", IntGeneral,
690 def ADDE : XOForm_1<31, 138, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
691 "adde $rT, $rA, $rB", IntGeneral,
693 def DIVD : XOForm_1<31, 489, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
694 "divd $rT, $rA, $rB", IntDivD,
695 [(set G8RC:$rT, (sdiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
696 def DIVDU : XOForm_1<31, 457, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
697 "divdu $rT, $rA, $rB", IntDivD,
698 [(set G8RC:$rT, (udiv G8RC:$rA, G8RC:$rB))]>, isPPC64;
699 def DIVW : XOForm_1<31, 491, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
700 "divw $rT, $rA, $rB", IntDivW,
701 [(set GPRC:$rT, (sdiv GPRC:$rA, GPRC:$rB))]>;
702 def DIVWU : XOForm_1<31, 459, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
703 "divwu $rT, $rA, $rB", IntDivW,
704 [(set GPRC:$rT, (udiv GPRC:$rA, GPRC:$rB))]>;
705 def MULHD : XOForm_1<31, 73, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
706 "mulhd $rT, $rA, $rB", IntMulHW,
707 [(set G8RC:$rT, (mulhs G8RC:$rA, G8RC:$rB))]>;
708 def MULHDU : XOForm_1<31, 9, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
709 "mulhdu $rT, $rA, $rB", IntMulHWU,
710 [(set G8RC:$rT, (mulhu G8RC:$rA, G8RC:$rB))]>;
711 def MULHW : XOForm_1<31, 75, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
712 "mulhw $rT, $rA, $rB", IntMulHW,
713 [(set GPRC:$rT, (mulhs GPRC:$rA, GPRC:$rB))]>;
714 def MULHWU : XOForm_1<31, 11, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
715 "mulhwu $rT, $rA, $rB", IntMulHWU,
716 [(set GPRC:$rT, (mulhu GPRC:$rA, GPRC:$rB))]>;
717 def MULLD : XOForm_1<31, 233, 0, (ops G8RC:$rT, G8RC:$rA, G8RC:$rB),
718 "mulld $rT, $rA, $rB", IntMulHD,
719 [(set G8RC:$rT, (mul G8RC:$rA, G8RC:$rB))]>, isPPC64;
720 def MULLW : XOForm_1<31, 235, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
721 "mullw $rT, $rA, $rB", IntMulHW,
722 [(set GPRC:$rT, (mul GPRC:$rA, GPRC:$rB))]>;
723 def SUBF : XOForm_1<31, 40, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
724 "subf $rT, $rA, $rB", IntGeneral,
725 [(set GPRC:$rT, (sub GPRC:$rB, GPRC:$rA))]>;
726 def SUBFC : XOForm_1<31, 8, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
727 "subfc $rT, $rA, $rB", IntGeneral,
729 def SUBFE : XOForm_1<31, 136, 0, (ops GPRC:$rT, GPRC:$rA, GPRC:$rB),
730 "subfe $rT, $rA, $rB", IntGeneral,
732 def ADDME : XOForm_3<31, 234, 0, (ops GPRC:$rT, GPRC:$rA),
733 "addme $rT, $rA", IntGeneral,
735 def ADDZE : XOForm_3<31, 202, 0, (ops GPRC:$rT, GPRC:$rA),
736 "addze $rT, $rA", IntGeneral,
738 def NEG : XOForm_3<31, 104, 0, (ops GPRC:$rT, GPRC:$rA),
739 "neg $rT, $rA", IntGeneral,
740 [(set GPRC:$rT, (ineg GPRC:$rA))]>;
741 def SUBFZE : XOForm_3<31, 200, 0, (ops GPRC:$rT, GPRC:$rA),
742 "subfze $rT, $rA", IntGeneral,
745 // A-Form instructions. Most of the instructions executed in the FPU are of
748 def FMADD : AForm_1<63, 29,
749 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
750 "fmadd $FRT, $FRA, $FRC, $FRB", FPFused,
751 [(set F8RC:$FRT, (fadd (fmul F8RC:$FRA, F8RC:$FRC),
753 Requires<[FPContractions]>;
754 def FMADDS : AForm_1<59, 29,
755 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
756 "fmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
757 [(set F4RC:$FRT, (fadd (fmul F4RC:$FRA, F4RC:$FRC),
759 Requires<[FPContractions]>;
760 def FMSUB : AForm_1<63, 28,
761 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
762 "fmsub $FRT, $FRA, $FRC, $FRB", FPFused,
763 [(set F8RC:$FRT, (fsub (fmul F8RC:$FRA, F8RC:$FRC),
765 Requires<[FPContractions]>;
766 def FMSUBS : AForm_1<59, 28,
767 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
768 "fmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
769 [(set F4RC:$FRT, (fsub (fmul F4RC:$FRA, F4RC:$FRC),
771 Requires<[FPContractions]>;
772 def FNMADD : AForm_1<63, 31,
773 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
774 "fnmadd $FRT, $FRA, $FRC, $FRB", FPFused,
775 [(set F8RC:$FRT, (fneg (fadd (fmul F8RC:$FRA, F8RC:$FRC),
777 Requires<[FPContractions]>;
778 def FNMADDS : AForm_1<59, 31,
779 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
780 "fnmadds $FRT, $FRA, $FRC, $FRB", FPGeneral,
781 [(set F4RC:$FRT, (fneg (fadd (fmul F4RC:$FRA, F4RC:$FRC),
783 Requires<[FPContractions]>;
784 def FNMSUB : AForm_1<63, 30,
785 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
786 "fnmsub $FRT, $FRA, $FRC, $FRB", FPFused,
787 [(set F8RC:$FRT, (fneg (fsub (fmul F8RC:$FRA, F8RC:$FRC),
789 Requires<[FPContractions]>;
790 def FNMSUBS : AForm_1<59, 30,
791 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRC, F4RC:$FRB),
792 "fnmsubs $FRT, $FRA, $FRC, $FRB", FPGeneral,
793 [(set F4RC:$FRT, (fneg (fsub (fmul F4RC:$FRA, F4RC:$FRC),
795 Requires<[FPContractions]>;
796 // FSEL is artificially split into 4 and 8-byte forms for the result. To avoid
797 // having 4 of these, force the comparison to always be an 8-byte double (code
798 // should use an FMRSD if the input comparison value really wants to be a float)
799 // and 4/8 byte forms for the result and operand type..
800 def FSELD : AForm_1<63, 23,
801 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRC, F8RC:$FRB),
802 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
803 [(set F8RC:$FRT, (PPCfsel F8RC:$FRA,F8RC:$FRC,F8RC:$FRB))]>;
804 def FSELS : AForm_1<63, 23,
805 (ops F4RC:$FRT, F8RC:$FRA, F4RC:$FRC, F4RC:$FRB),
806 "fsel $FRT, $FRA, $FRC, $FRB", FPGeneral,
807 [(set F4RC:$FRT, (PPCfsel F8RC:$FRA,F4RC:$FRC,F4RC:$FRB))]>;
808 def FADD : AForm_2<63, 21,
809 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
810 "fadd $FRT, $FRA, $FRB", FPGeneral,
811 [(set F8RC:$FRT, (fadd F8RC:$FRA, F8RC:$FRB))]>;
812 def FADDS : AForm_2<59, 21,
813 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
814 "fadds $FRT, $FRA, $FRB", FPGeneral,
815 [(set F4RC:$FRT, (fadd F4RC:$FRA, F4RC:$FRB))]>;
816 def FDIV : AForm_2<63, 18,
817 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
818 "fdiv $FRT, $FRA, $FRB", FPDivD,
819 [(set F8RC:$FRT, (fdiv F8RC:$FRA, F8RC:$FRB))]>;
820 def FDIVS : AForm_2<59, 18,
821 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
822 "fdivs $FRT, $FRA, $FRB", FPDivS,
823 [(set F4RC:$FRT, (fdiv F4RC:$FRA, F4RC:$FRB))]>;
824 def FMUL : AForm_3<63, 25,
825 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
826 "fmul $FRT, $FRA, $FRB", FPFused,
827 [(set F8RC:$FRT, (fmul F8RC:$FRA, F8RC:$FRB))]>;
828 def FMULS : AForm_3<59, 25,
829 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
830 "fmuls $FRT, $FRA, $FRB", FPGeneral,
831 [(set F4RC:$FRT, (fmul F4RC:$FRA, F4RC:$FRB))]>;
832 def FSUB : AForm_2<63, 20,
833 (ops F8RC:$FRT, F8RC:$FRA, F8RC:$FRB),
834 "fsub $FRT, $FRA, $FRB", FPGeneral,
835 [(set F8RC:$FRT, (fsub F8RC:$FRA, F8RC:$FRB))]>;
836 def FSUBS : AForm_2<59, 20,
837 (ops F4RC:$FRT, F4RC:$FRA, F4RC:$FRB),
838 "fsubs $FRT, $FRA, $FRB", FPGeneral,
839 [(set F4RC:$FRT, (fsub F4RC:$FRA, F4RC:$FRB))]>;
841 // M-Form instructions. rotate and mask instructions.
843 let isTwoAddress = 1, isCommutable = 1 in {
844 // RLWIMI can be commuted if the rotate amount is zero.
845 def RLWIMI : MForm_2<20,
846 (ops GPRC:$rA, GPRC:$rSi, GPRC:$rS, u5imm:$SH, u5imm:$MB,
847 u5imm:$ME), "rlwimi $rA, $rS, $SH, $MB, $ME", IntRotate,
849 def RLDIMI : MDForm_1<30, 3,
850 (ops G8RC:$rA, G8RC:$rSi, G8RC:$rS, u6imm:$SH, u6imm:$MB),
851 "rldimi $rA, $rS, $SH, $MB", IntRotateD,
854 def RLWINM : MForm_2<21,
855 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
856 "rlwinm $rA, $rS, $SH, $MB, $ME", IntGeneral,
858 def RLWINMo : MForm_2<21,
859 (ops GPRC:$rA, GPRC:$rS, u5imm:$SH, u5imm:$MB, u5imm:$ME),
860 "rlwinm. $rA, $rS, $SH, $MB, $ME", IntGeneral,
862 def RLWNM : MForm_2<23,
863 (ops GPRC:$rA, GPRC:$rS, GPRC:$rB, u5imm:$MB, u5imm:$ME),
864 "rlwnm $rA, $rS, $rB, $MB, $ME", IntGeneral,
867 // MD-Form instructions. 64 bit rotate instructions.
869 def RLDICL : MDForm_1<30, 0,
870 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$MB),
871 "rldicl $rA, $rS, $SH, $MB", IntRotateD,
873 def RLDICR : MDForm_1<30, 1,
874 (ops G8RC:$rA, G8RC:$rS, u6imm:$SH, u6imm:$ME),
875 "rldicr $rA, $rS, $SH, $ME", IntRotateD,
878 // VA-Form instructions. 3-input AltiVec ops.
879 def VMADDFP : VAForm_1<46, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
880 "vmaddfp $vD, $vA, $vC, $vB", VecFP,
881 [(set VRRC:$vD, (fadd (fmul VRRC:$vA, VRRC:$vC),
883 Requires<[FPContractions]>;
884 def VNMSUBFP: VAForm_1<47, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB, VRRC:$vC),
885 "vnmsubfp $vD, $vA, $vC, $vB", VecFP,
886 [(set VRRC:$vD, (fneg (fsub (fmul VRRC:$vA,
889 Requires<[FPContractions]>;
891 // VX-Form instructions. AltiVec arithmetic ops.
892 def VADDFP : VXForm_1<10, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
893 "vaddfp $vD, $vA, $vB", VecFP,
894 [(set VRRC:$vD, (fadd VRRC:$vA, VRRC:$vB))]>;
895 def VADDUWM : VXForm_1<128, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
896 "vadduwm $vD, $vA, $vB", VecGeneral,
897 [(set VRRC:$vD, (add VRRC:$vA, VRRC:$vB))]>;
898 def VCFSX : VXForm_1<842, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
899 "vcfsx $vD, $vB, $UIMM", VecFP,
901 def VCFUX : VXForm_1<778, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
902 "vcfux $vD, $vB, $UIMM", VecFP,
904 def VCTSXS : VXForm_1<970, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
905 "vctsxs $vD, $vB, $UIMM", VecFP,
907 def VCTUXS : VXForm_1<906, (ops VRRC:$vD, u5imm:$UIMM, VRRC:$vB),
908 "vctuxs $vD, $vB, $UIMM", VecFP,
910 def VEXPTEFP : VXForm_2<394, (ops VRRC:$vD, VRRC:$vB),
911 "vexptefp $vD, $vB", VecFP,
913 def VLOGEFP : VXForm_2<458, (ops VRRC:$vD, VRRC:$vB),
914 "vlogefp $vD, $vB", VecFP,
916 def VMAXFP : VXForm_1<1034, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
917 "vmaxfp $vD, $vA, $vB", VecFP,
919 def VMINFP : VXForm_1<1098, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
920 "vminfp $vD, $vA, $vB", VecFP,
922 def VREFP : VXForm_2<266, (ops VRRC:$vD, VRRC:$vB),
923 "vrefp $vD, $vB", VecFP,
925 def VRFIM : VXForm_2<714, (ops VRRC:$vD, VRRC:$vB),
926 "vrfim $vD, $vB", VecFP,
928 def VRFIN : VXForm_2<522, (ops VRRC:$vD, VRRC:$vB),
929 "vrfin $vD, $vB", VecFP,
931 def VRFIP : VXForm_2<650, (ops VRRC:$vD, VRRC:$vB),
932 "vrfip $vD, $vB", VecFP,
934 def VRFIZ : VXForm_2<586, (ops VRRC:$vD, VRRC:$vB),
935 "vrfiz $vD, $vB", VecFP,
937 def VRSQRTEFP : VXForm_2<330, (ops VRRC:$vD, VRRC:$vB),
938 "vrsqrtefp $vD, $vB", VecFP,
940 def VSUBFP : VXForm_1<74, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
941 "vsubfp $vD, $vA, $vB", VecFP,
942 [(set VRRC:$vD, (fsub VRRC:$vA, VRRC:$vB))]>;
943 def VXOR : VXForm_1<1220, (ops VRRC:$vD, VRRC:$vA, VRRC:$vB),
944 "vxor $vD, $vA, $vB", VecFP,
947 // VX-Form Pseudo Instructions
949 def V_SET0 : VXForm_setzero<1220, (ops VRRC:$vD),
950 "vxor $vD, $vD, $vD", VecFP,
954 //===----------------------------------------------------------------------===//
955 // DWARF Pseudo Instructions
958 def DWARF_LOC : Pseudo<(ops i32imm:$line, i32imm:$col, i32imm:$file),
959 "; .loc $file, $line, $col",
960 [(dwarf_loc (i32 imm:$line), (i32 imm:$col),
963 //===----------------------------------------------------------------------===//
964 // PowerPC Instruction Patterns
967 // Arbitrary immediate support. Implement in terms of LIS/ORI.
968 def : Pat<(i32 imm:$imm),
969 (ORI (LIS (HI16 imm:$imm)), (LO16 imm:$imm))>;
971 // Implement the 'not' operation with the NOR instruction.
972 def NOT : Pat<(not GPRC:$in),
973 (NOR GPRC:$in, GPRC:$in)>;
975 // ADD an arbitrary immediate.
976 def : Pat<(add GPRC:$in, imm:$imm),
977 (ADDIS (ADDI GPRC:$in, (LO16 imm:$imm)), (HA16 imm:$imm))>;
978 // OR an arbitrary immediate.
979 def : Pat<(or GPRC:$in, imm:$imm),
980 (ORIS (ORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
981 // XOR an arbitrary immediate.
982 def : Pat<(xor GPRC:$in, imm:$imm),
983 (XORIS (XORI GPRC:$in, (LO16 imm:$imm)), (HI16 imm:$imm))>;
984 def : Pat<(or (shl GPRC:$rS, GPRC:$rB),
985 (srl GPRC:$rS, (sub 32, GPRC:$rB))),
986 (RLWNM GPRC:$rS, GPRC:$rB, 0, 31)>;
988 def : Pat<(i64 (zext GPRC:$in)),
989 (RLDICL (OR4To8 GPRC:$in, GPRC:$in), 0, 32)>;
990 def : Pat<(i64 (anyext GPRC:$in)),
991 (OR4To8 GPRC:$in, GPRC:$in)>;
992 def : Pat<(i32 (trunc G8RC:$in)),
993 (OR8To4 G8RC:$in, G8RC:$in)>;
996 def : Pat<(shl GPRC:$in, (i32 imm:$imm)),
997 (RLWINM GPRC:$in, imm:$imm, 0, (SHL32 imm:$imm))>;
998 def : Pat<(shl G8RC:$in, (i64 imm:$imm)),
999 (RLDICR G8RC:$in, imm:$imm, (SHL64 imm:$imm))>;
1001 def : Pat<(srl GPRC:$in, (i32 imm:$imm)),
1002 (RLWINM GPRC:$in, (SRL32 imm:$imm), imm:$imm, 31)>;
1003 def : Pat<(srl G8RC:$in, (i64 imm:$imm)),
1004 (RLDICL G8RC:$in, (SRL64 imm:$imm), imm:$imm)>;
1006 // Hi and Lo for Darwin Global Addresses.
1007 def : Pat<(PPChi tglobaladdr:$in, 0), (LIS tglobaladdr:$in)>;
1008 def : Pat<(PPClo tglobaladdr:$in, 0), (LI tglobaladdr:$in)>;
1009 def : Pat<(PPChi tconstpool:$in, 0), (LIS tconstpool:$in)>;
1010 def : Pat<(PPClo tconstpool:$in, 0), (LI tconstpool:$in)>;
1011 def : Pat<(add GPRC:$in, (PPChi tglobaladdr:$g, 0)),
1012 (ADDIS GPRC:$in, tglobaladdr:$g)>;
1013 def : Pat<(add GPRC:$in, (PPChi tconstpool:$g, 0)),
1014 (ADDIS GPRC:$in, tconstpool:$g)>;
1016 def : Pat<(fmul VRRC:$vA, VRRC:$vB),
1017 (VMADDFP VRRC:$vA, (V_SET0), VRRC:$vB)>;
1019 // Fused negative multiply subtract, alternate pattern
1020 def : Pat<(fsub F8RC:$B, (fmul F8RC:$A, F8RC:$C)),
1021 (FNMSUB F8RC:$A, F8RC:$C, F8RC:$B)>,
1022 Requires<[FPContractions]>;
1023 def : Pat<(fsub F4RC:$B, (fmul F4RC:$A, F4RC:$C)),
1024 (FNMSUBS F4RC:$A, F4RC:$C, F4RC:$B)>,
1025 Requires<[FPContractions]>;
1027 // Fused multiply add and multiply sub for packed float. These are represented
1028 // separately from the real instructions above, for operations that must have
1029 // the additional precision, such as Newton-Rhapson (used by divide, sqrt)
1030 def : Pat<(PPCvmaddfp VRRC:$A, VRRC:$B, VRRC:$C),
1031 (VMADDFP VRRC:$A, VRRC:$B, VRRC:$C)>;
1032 def : Pat<(PPCvnmsubfp VRRC:$A, VRRC:$B, VRRC:$C),
1033 (VNMSUBFP VRRC:$A, VRRC:$B, VRRC:$C)>;
1035 // Standard shifts. These are represented separately from the real shifts above
1036 // so that we can distinguish between shifts that allow 5-bit and 6-bit shift
1038 def : Pat<(sra GPRC:$rS, GPRC:$rB),
1039 (SRAW GPRC:$rS, GPRC:$rB)>;
1040 def : Pat<(srl GPRC:$rS, GPRC:$rB),
1041 (SRW GPRC:$rS, GPRC:$rB)>;
1042 def : Pat<(shl GPRC:$rS, GPRC:$rB),
1043 (SLW GPRC:$rS, GPRC:$rB)>;
1045 def : Pat<(i32 (zextload iaddr:$src, i1)),
1047 def : Pat<(i32 (zextload xaddr:$src, i1)),
1049 def : Pat<(i32 (extload iaddr:$src, i1)),
1051 def : Pat<(i32 (extload xaddr:$src, i1)),
1053 def : Pat<(i32 (extload iaddr:$src, i8)),
1055 def : Pat<(i32 (extload xaddr:$src, i8)),
1057 def : Pat<(i32 (extload iaddr:$src, i16)),
1059 def : Pat<(i32 (extload xaddr:$src, i16)),
1061 def : Pat<(f64 (extload iaddr:$src, f32)),
1062 (FMRSD (LFS iaddr:$src))>;
1063 def : Pat<(f64 (extload xaddr:$src, f32)),
1064 (FMRSD (LFSX xaddr:$src))>;
1066 def : Pat<(v4i32 (load xoaddr:$src)),
1067 (v4i32 (LVX xoaddr:$src))>;
1068 def : Pat<(store (v4i32 VRRC:$rS), xoaddr:$dst),
1069 (STVX (v4i32 VRRC:$rS), xoaddr:$dst)>;
1071 def : Pat<(retflag), (BLR)>;
1073 // Same as above, but using a temporary. FIXME: implement temporaries :)
1075 def : Pattern<(xor GPRC:$in, imm:$imm),
1076 [(set GPRC:$tmp, (XORI GPRC:$in, (LO16 imm:$imm))),
1077 (XORIS GPRC:$tmp, (HI16 imm:$imm))]>;
1080 //===----------------------------------------------------------------------===//
1081 // PowerPCInstrInfo Definition
1083 def PowerPCInstrInfo : InstrInfo {
1086 let TSFlagsFields = [ "VMX", "PPC64" ];
1087 let TSFlagsShifts = [ 0, 1 ];
1089 let isLittleEndianEncoding = 1;