1 //===- SystemZInstrInfo.td - SystemZ Instruction defs ---------*- tblgen-*-===//
3 // The LLVM Compiler Infrastructure
5 // This file is distributed under the University of Illinois Open Source
6 // License. See LICENSE.TXT for details.
8 //===----------------------------------------------------------------------===//
10 // This file describes the SystemZ instructions in TableGen format.
12 //===----------------------------------------------------------------------===//
14 include "SystemZInstrFormats.td"
16 //===----------------------------------------------------------------------===//
18 //===----------------------------------------------------------------------===//
19 class SDTCisI8<int OpNum> : SDTCisVT<OpNum, i8>;
20 class SDTCisI16<int OpNum> : SDTCisVT<OpNum, i16>;
21 class SDTCisI32<int OpNum> : SDTCisVT<OpNum, i32>;
22 class SDTCisI64<int OpNum> : SDTCisVT<OpNum, i64>;
24 //===----------------------------------------------------------------------===//
26 //===----------------------------------------------------------------------===//
27 def SDT_SystemZCall : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
28 def SDT_SystemZCallSeqStart : SDCallSeqStart<[SDTCisI64<0>]>;
29 def SDT_SystemZCallSeqEnd : SDCallSeqEnd<[SDTCisI64<0>, SDTCisI64<1>]>;
31 //===----------------------------------------------------------------------===//
32 // SystemZ Specific Node Definitions.
33 //===----------------------------------------------------------------------===//
34 def SystemZretflag : SDNode<"SystemZISD::RET_FLAG", SDTNone,
35 [SDNPHasChain, SDNPOptInFlag]>;
36 def SystemZcall : SDNode<"SystemZISD::CALL", SDT_SystemZCall,
37 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
38 def SystemZcallseq_start :
39 SDNode<"ISD::CALLSEQ_START", SDT_SystemZCallSeqStart,
40 [SDNPHasChain, SDNPOutFlag]>;
41 def SystemZcallseq_end :
42 SDNode<"ISD::CALLSEQ_END", SDT_SystemZCallSeqEnd,
43 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
45 //===----------------------------------------------------------------------===//
46 // Instruction Pattern Stuff.
47 //===----------------------------------------------------------------------===//
48 def LL16 : SDNodeXForm<imm, [{
49 // Transformation function: return low 16 bits.
50 return getI16Imm(N->getZExtValue() & 0x000000000000FFFFULL);
53 def LH16 : SDNodeXForm<imm, [{
54 // Transformation function: return bits 16-31.
55 return getI16Imm((N->getZExtValue() & 0x00000000FFFF0000ULL) >> 16);
58 def HL16 : SDNodeXForm<imm, [{
59 // Transformation function: return bits 32-47.
60 return getI16Imm((N->getZExtValue() & 0x0000FFFF00000000ULL) >> 32);
63 def HH16 : SDNodeXForm<imm, [{
64 // Transformation function: return bits 48-63.
65 return getI16Imm((N->getZExtValue() & 0xFFFF000000000000ULL) >> 48);
68 def LO32 : SDNodeXForm<imm, [{
69 // Transformation function: return low 32 bits.
70 return getI32Imm(N->getZExtValue() & 0x00000000FFFFFFFFULL);
73 def HI32 : SDNodeXForm<imm, [{
74 // Transformation function: return bits 32-63.
75 return getI32Imm(N->getZExtValue() >> 32);
78 def i64ll16 : PatLeaf<(imm), [{
79 // i64ll16 predicate - true if the 64-bit immediate has only rightmost 16
81 return ((N->getZExtValue() & 0x000000000000FFFFULL) == N->getZExtValue());
84 def i64lh16 : PatLeaf<(imm), [{
85 // i64lh16 predicate - true if the 64-bit immediate has only bits 16-31 set.
86 return ((N->getZExtValue() & 0x00000000FFFF0000ULL) == N->getZExtValue());
89 def i64hl16 : PatLeaf<(i64 imm), [{
90 // i64hl16 predicate - true if the 64-bit immediate has only bits 32-47 set.
91 return ((N->getZExtValue() & 0x0000FFFF00000000ULL) == N->getZExtValue());
94 def i64hh16 : PatLeaf<(i64 imm), [{
95 // i64hh16 predicate - true if the 64-bit immediate has only bits 48-63 set.
96 return ((N->getZExtValue() & 0xFFFF000000000000ULL) == N->getZExtValue());
99 def immSExt16 : PatLeaf<(imm), [{
100 // immSExt16 predicate - true if the immediate fits in a 16-bit sign extended
102 if (N->getValueType(0) == MVT::i64) {
103 uint64_t val = N->getZExtValue();
104 return ((int64_t)val == (int16_t)val);
105 } else if (N->getValueType(0) == MVT::i32) {
106 uint32_t val = N->getZExtValue();
107 return ((int32_t)val == (int16_t)val);
113 def immSExt32 : PatLeaf<(i64 imm), [{
114 // immSExt32 predicate - true if the immediate fits in a 32-bit sign extended
116 uint64_t val = N->getZExtValue();
117 return ((int64_t)val == (int32_t)val);
120 def i64lo32 : PatLeaf<(i64 imm), [{
121 // i64lo32 predicate - true if the 64-bit immediate has only rightmost 32
123 return ((N->getZExtValue() & 0x00000000FFFFFFFFULL) == N->getZExtValue());
126 def i64hi32 : PatLeaf<(i64 imm), [{
127 // i64hi32 predicate - true if the 64-bit immediate has only bits 32-63 set.
128 return ((N->getZExtValue() & 0xFFFFFFFF00000000ULL) == N->getZExtValue());
131 def i32immSExt8 : PatLeaf<(i32 imm), [{
132 // i32immSExt8 predicate - True if the 32-bit immediate fits in a 8-bit
133 // sign extended field.
134 return (int32_t)N->getZExtValue() == (int8_t)N->getZExtValue();
137 def i32immSExt16 : PatLeaf<(i32 imm), [{
138 // i32immSExt16 predicate - True if the 32-bit immediate fits in a 16-bit
139 // sign extended field.
140 return (int32_t)N->getZExtValue() == (int16_t)N->getZExtValue();
144 def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
145 def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
146 def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>;
148 def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
149 def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
150 def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>;
152 def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
153 def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
154 def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>;
156 // A couple of more descriptive operand definitions.
157 // 32-bits but only 8 bits are significant.
158 def i32i8imm : Operand<i32>;
159 // 32-bits but only 16 bits are significant.
160 def i32i16imm : Operand<i32>;
162 //===----------------------------------------------------------------------===//
163 // SystemZ Operand Definitions.
164 //===----------------------------------------------------------------------===//
168 // riaddr := reg + imm
169 def riaddr32 : Operand<i32>,
170 ComplexPattern<i32, 2, "SelectAddrRI", []> {
171 let PrintMethod = "printRIAddrOperand";
172 let MIOperandInfo = (ops ADDR32:$base, i32imm:$disp);
175 def riaddr : Operand<i64>,
176 ComplexPattern<i64, 2, "SelectAddrRI", []> {
177 let PrintMethod = "printRIAddrOperand";
178 let MIOperandInfo = (ops ADDR64:$base, i64imm:$disp);
181 //===----------------------------------------------------------------------===//
183 // rriaddr := reg + reg + imm
184 def rriaddr : Operand<i64>,
185 ComplexPattern<i64, 3, "SelectAddrRRI", [], []> {
186 let PrintMethod = "printRRIAddrOperand";
187 let MIOperandInfo = (ops ADDR64:$base, i64imm:$disp, ADDR64:$index);
189 def laaddr : Operand<i64>,
190 ComplexPattern<i64, 3, "SelectLAAddr", [add, sub, or, frameindex], []> {
191 let PrintMethod = "printRRIAddrOperand";
192 let MIOperandInfo = (ops ADDR64:$base, i64imm:$disp, ADDR64:$index);
195 //===----------------------------------------------------------------------===//
196 // Instruction list..
198 // ADJCALLSTACKDOWN/UP implicitly use/def SP because they may be expanded into
199 // a stack adjustment and the codegen must know that they may modify the stack
200 // pointer before prolog-epilog rewriting occurs.
201 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
202 // sub / add which can clobber R15D.
203 let Defs = [R15D], Uses = [R15D] in {
204 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i64imm:$amt),
206 [(SystemZcallseq_start timm:$amt)]>;
207 def ADJCALLSTACKUP : Pseudo<(outs), (ins i64imm:$amt1, i64imm:$amt2),
209 [(SystemZcallseq_end timm:$amt1, timm:$amt2)]>;
213 //===----------------------------------------------------------------------===//
214 // Control Flow Instructions...
217 // FIXME: Provide proper encoding!
218 let isReturn = 1, isTerminator = 1, Uses = [R14D] in {
219 def RET : Pseudo<(outs), (ins), "br\t%r14", [(SystemZretflag)]>;
222 //===----------------------------------------------------------------------===//
223 // Call Instructions...
227 // All calls clobber the non-callee saved registers. R15 is marked as
228 // a use to prevent stack-pointer assignments that appear immediately
229 // before calls from potentially appearing dead. Uses for argument
230 // registers are added manually.
231 let Defs = [R0D, R1D, R3D, R4D, R5D, R14D, R15D],
233 def CALLi : Pseudo<(outs), (ins i64imm:$dst, variable_ops),
234 "brasl\t%r14, $dst", [(SystemZcall imm:$dst)]>;
235 def CALLr : Pseudo<(outs), (ins ADDR64:$dst, variable_ops),
236 "brasl\t%r14, $dst", [(SystemZcall ADDR64:$dst)]>;
239 //===----------------------------------------------------------------------===//
240 // Miscellaneous Instructions.
243 let isReMaterializable = 1 in
244 // FIXME: Provide imm12 variant
245 def LA64r : Pseudo<(outs GR64:$dst), (ins laaddr:$src),
247 [(set GR64:$dst, laaddr:$src)]>;
249 let neverHasSideEffects = 1 in
250 def NOP : Pseudo<(outs), (ins), "# no-op", []>;
252 //===----------------------------------------------------------------------===//
255 // FIXME: Provide proper encoding!
256 let neverHasSideEffects = 1 in {
257 def MOV32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src),
260 def MOV64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src),
265 def MOVSX64rr32 : Pseudo<(outs GR64:$dst), (ins GR32:$src),
266 "lgfr\t{$dst, $src}",
267 [(set GR64:$dst, (sext GR32:$src))]>;
268 def MOVZX64rr32 : Pseudo<(outs GR64:$dst), (ins GR32:$src),
269 "llgfr\t{$dst, $src}",
270 [(set GR64:$dst, (zext GR32:$src))]>;
272 // FIXME: Provide proper encoding!
273 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
274 def MOV32ri16 : Pseudo<(outs GR32:$dst), (ins i32imm:$src),
276 [(set GR32:$dst, immSExt16:$src)]>;
277 def MOV64ri16 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
278 "lghi\t{$dst, $src}",
279 [(set GR64:$dst, immSExt16:$src)]>;
281 def MOV64rill16 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
282 "llill\t{$dst, $src}",
283 [(set GR64:$dst, i64ll16:$src)]>;
284 def MOV64rilh16 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
285 "llilh\t{$dst, $src}",
286 [(set GR64:$dst, i64lh16:$src)]>;
287 def MOV64rihl16 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
288 "llihl\t{$dst, $src}",
289 [(set GR64:$dst, i64hl16:$src)]>;
290 def MOV64rihh16 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
291 "llihh\t{$dst, $src}",
292 [(set GR64:$dst, i64hh16:$src)]>;
293 // FIXME: these 3 instructions seem to require extimm facility
294 def MOV64ri32 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
295 "lgfi\t{$dst, $src}",
296 [(set GR64:$dst, immSExt32:$src)]>;
297 def MOV64rilo32 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
298 "llilf\t{$dst, $src}",
299 [(set GR64:$dst, i64lo32:$src)]>;
300 def MOV64rihi32 : Pseudo<(outs GR64:$dst), (ins i64imm:$src),
301 "llihf\t{$dst, $src}",
302 [(set GR64:$dst, i64hi32:$src)]>;
305 let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
306 def MOV64rm : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
308 [(set GR64:$dst, (load rriaddr:$src))]>;
312 def MOV64mr : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
314 [(store GR64:$src, rriaddr:$dst)]>;
316 // FIXME: displacements here are really 12 bit, not 20!
317 def MOV8mi : Pseudo<(outs), (ins riaddr:$dst, i32i8imm:$src),
319 [(truncstorei8 (i32 i32immSExt8:$src), riaddr:$dst)]>;
320 def MOV16mi : Pseudo<(outs), (ins riaddr:$dst, i32i16imm:$src),
321 "mvhhi\t{$dst, $src}",
322 [(truncstorei16 (i32 i32immSExt16:$src), riaddr:$dst)]>;
323 def MOV32mi16 : Pseudo<(outs), (ins riaddr:$dst, i32imm:$src),
324 "mvhi\t{$dst, $src}",
325 [(store (i32 immSExt16:$src), riaddr:$dst)]>;
326 def MOV64mi16 : Pseudo<(outs), (ins riaddr:$dst, i64imm:$src),
327 "mvghi\t{$dst, $src}",
328 [(store (i64 immSExt16:$src), riaddr:$dst)]>;
331 def MOVSX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
333 [(set GR64:$dst, (sextloadi64i8 rriaddr:$src))]>;
334 def MOVSX64rm16 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
336 [(set GR64:$dst, (sextloadi64i16 rriaddr:$src))]>;
337 def MOVSX64rm32 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
339 [(set GR64:$dst, (sextloadi64i32 rriaddr:$src))]>;
341 def MOVZX64rm8 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
342 "llgc\t{$dst, $src}",
343 [(set GR64:$dst, (zextloadi64i8 rriaddr:$src))]>;
344 def MOVZX64rm16 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
345 "llgh\t{$dst, $src}",
346 [(set GR64:$dst, (zextloadi64i16 rriaddr:$src))]>;
347 def MOVZX64rm32 : Pseudo<(outs GR64:$dst), (ins rriaddr:$src),
348 "llgf\t{$dst, $src}",
349 [(set GR64:$dst, (zextloadi64i32 rriaddr:$src))]>;
352 // FIXME: Implement 12-bit displacement stuff someday
353 def MOV32m8r : Pseudo<(outs), (ins rriaddr:$dst, GR32:$src),
354 "stcy\t{$src, $dst}",
355 [(truncstorei8 GR32:$src, rriaddr:$dst)]>;
357 def MOV32m16r : Pseudo<(outs), (ins rriaddr:$dst, GR32:$src),
358 "sthy\t{$src, $dst}",
359 [(truncstorei16 GR32:$src, rriaddr:$dst)]>;
361 def MOV64m8r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
362 "stcy\t{$src, $dst}",
363 [(truncstorei8 GR64:$src, rriaddr:$dst)]>;
365 def MOV64m16r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
366 "sthy\t{$src, $dst}",
367 [(truncstorei16 GR64:$src, rriaddr:$dst)]>;
369 def MOV64m32r : Pseudo<(outs), (ins rriaddr:$dst, GR64:$src),
371 [(truncstorei32 GR64:$src, rriaddr:$dst)]>;
373 //===----------------------------------------------------------------------===//
374 // Arithmetic Instructions
376 let isTwoAddress = 1 in {
378 let Defs = [PSW] in {
380 let isCommutable = 1 in { // X = ADD Y, Z == X = ADD Z, Y
381 // FIXME: Provide proper encoding!
382 def ADD32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
384 [(set GR32:$dst, (add GR32:$src1, GR32:$src2)),
386 def ADD64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
387 "agr\t{$dst, $src2}",
388 [(set GR64:$dst, (add GR64:$src1, GR64:$src2)),
392 // FIXME: Provide proper encoding!
393 def ADD32ri16 : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
394 "ahi\t{$dst, $src2}",
395 [(set GR32:$dst, (add GR32:$src1, immSExt16:$src2)),
397 def ADD32ri : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
398 "afi\t{$dst, $src2}",
399 [(set GR32:$dst, (add GR32:$src1, imm:$src2)),
401 def ADD64ri16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
402 "aghi\t{$dst, $src2}",
403 [(set GR64:$dst, (add GR64:$src1, immSExt16:$src2)),
405 def ADD64ri32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
406 "agfi\t{$dst, $src2}",
407 [(set GR64:$dst, (add GR64:$src1, immSExt32:$src2)),
410 let isCommutable = 1 in { // X = AND Y, Z == X = AND Z, Y
411 // FIXME: Provide proper encoding!
412 def AND32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
414 [(set GR32:$dst, (and GR32:$src1, GR32:$src2))]>;
415 def AND64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
416 "ngr\t{$dst, $src2}",
417 [(set GR64:$dst, (and GR64:$src1, GR64:$src2))]>;
420 // FIXME: Provide proper encoding!
421 def AND64rill16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
422 "nill\t{$dst, $src2}",
423 [(set GR64:$dst, (and GR64:$src1, i64ll16:$src2))]>;
424 def AND64rilh16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
425 "nilh\t{$dst, $src2}",
426 [(set GR64:$dst, (and GR64:$src1, i64lh16:$src2))]>;
427 def AND64rihl16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
428 "nihl\t{$dst, $src2}",
429 [(set GR64:$dst, (and GR64:$src1, i64hl16:$src2))]>;
430 def AND64rihh16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
431 "nihh\t{$dst, $src2}",
432 [(set GR64:$dst, (and GR64:$src1, i64hh16:$src2))]>;
433 // FIXME: these 2 instructions seem to require extimm facility
434 def AND64rilo32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
435 "nilf\t{$dst, $src2}",
436 [(set GR64:$dst, (and GR64:$src1, i64lo32:$src2))]>;
437 def AND64rihi32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
438 "nihf\t{$dst, $src2}",
439 [(set GR64:$dst, (and GR64:$src1, i64hi32:$src2))]>;
441 let isCommutable = 1 in { // X = OR Y, Z == X = OR Z, Y
442 // FIXME: Provide proper encoding!
443 def OR32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
445 [(set GR32:$dst, (or GR32:$src1, GR32:$src2))]>;
446 def OR64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
447 "ogr\t{$dst, $src2}",
448 [(set GR64:$dst, (or GR64:$src1, GR64:$src2))]>;
451 def OR32ri16 : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i16imm:$src2),
452 "oill\t{$dst, $src2}",
453 [(set GR32:$dst, (or GR32:$src1, i64ll16:$src2))]>;
454 def OR32ri16h : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i16imm:$src2),
455 "oilh\t{$dst, $src2}",
456 [(set GR32:$dst, (or GR32:$src1, i64lh16:$src2))]>;
457 def OR32ri : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
458 "oilf\t{$dst, $src2}",
459 [(set GR32:$dst, (or GR32:$src1, imm:$src2))]>;
461 def OR64rill16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
462 "oill\t{$dst, $src2}",
463 [(set GR64:$dst, (or GR64:$src1, i64ll16:$src2))]>;
464 def OR64rilh16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
465 "oilh\t{$dst, $src2}",
466 [(set GR64:$dst, (or GR64:$src1, i64lh16:$src2))]>;
467 def OR64rihl16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
468 "oihl\t{$dst, $src2}",
469 [(set GR64:$dst, (or GR64:$src1, i64hl16:$src2))]>;
470 def OR64rihh16 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
471 "oihh\t{$dst, $src2}",
472 [(set GR64:$dst, (or GR64:$src1, i64hh16:$src2))]>;
473 // FIXME: these 2 instructions seem to require extimm facility
474 def OR64rilo32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
475 "oilf\t{$dst, $src2}",
476 [(set GR64:$dst, (or GR64:$src1, i64lo32:$src2))]>;
477 def OR64rihi32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
478 "oihf\t{$dst, $src2}",
479 [(set GR64:$dst, (or GR64:$src1, i64hi32:$src2))]>;
481 // FIXME: Provide proper encoding!
482 def SUB32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
484 [(set GR32:$dst, (sub GR32:$src1, GR32:$src2))]>;
485 def SUB64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
486 "sgr\t{$dst, $src2}",
487 [(set GR64:$dst, (sub GR64:$src1, GR64:$src2))]>;
490 let isCommutable = 1 in { // X = XOR Y, Z == X = XOR Z, Y
491 // FIXME: Provide proper encoding!
492 def XOR32rr : Pseudo<(outs GR32:$dst), (ins GR32:$src1, GR32:$src2),
494 [(set GR32:$dst, (xor GR32:$src1, GR32:$src2))]>;
495 def XOR64rr : Pseudo<(outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
496 "xgr\t{$dst, $src2}",
497 [(set GR64:$dst, (xor GR64:$src1, GR64:$src2))]>;
500 def XOR32ri : Pseudo<(outs GR32:$dst), (ins GR32:$src1, i32imm:$src2),
501 "xilf\t{$dst, $src2}",
502 [(set GR32:$dst, (xor GR32:$src1, imm:$src2))]>;
504 // FIXME: these 2 instructions seem to require extimm facility
505 def XOR64rilo32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
506 "xilf\t{$dst, $src2}",
507 [(set GR64:$dst, (xor GR64:$src1, i64lo32:$src2))]>;
508 def XOR64rihi32 : Pseudo<(outs GR64:$dst), (ins GR64:$src1, i64imm:$src2),
509 "xihf\t{$dst, $src2}",
510 [(set GR64:$dst, (xor GR64:$src1, i64hi32:$src2))]>;
513 } // isTwoAddress = 1
515 //===----------------------------------------------------------------------===//
518 let isTwoAddress = 1 in
519 def SRL32rri : Pseudo<(outs GR32:$dst), (ins GR32:$src, riaddr32:$amt),
521 [(set GR32:$dst, (srl GR32:$src, riaddr32:$amt))]>;
522 def SRL64rri : Pseudo<(outs GR64:$dst), (ins GR64:$src, riaddr:$amt),
523 "srlg\t{$dst, $src, $amt}",
524 [(set GR64:$dst, (srl GR64:$src, (i32 (trunc riaddr:$amt))))]>;
525 def SRLA64ri : Pseudo<(outs GR64:$dst), (ins GR64:$src, i32imm:$amt),
526 "srlg\t{$dst, $src, $amt}",
527 [(set GR64:$dst, (srl GR64:$src, (i32 imm:$amt)))]>;
529 let isTwoAddress = 1 in
530 def SHL32rri : Pseudo<(outs GR32:$dst), (ins GR32:$src, riaddr32:$amt),
532 [(set GR32:$dst, (shl GR32:$src, riaddr32:$amt))]>;
533 def SHL64rri : Pseudo<(outs GR64:$dst), (ins GR64:$src, riaddr:$amt),
534 "sllg\t{$dst, $src, $amt}",
535 [(set GR64:$dst, (shl GR64:$src, (i32 (trunc riaddr:$amt))))]>;
536 def SHL64ri : Pseudo<(outs GR64:$dst), (ins GR64:$src, i32imm:$amt),
537 "sllg\t{$dst, $src, $amt}",
538 [(set GR64:$dst, (shl GR64:$src, (i32 imm:$amt)))]>;
541 let Defs = [PSW] in {
542 let isTwoAddress = 1 in
543 def SRA32rri : Pseudo<(outs GR32:$dst), (ins GR32:$src, riaddr32:$amt),
545 [(set GR32:$dst, (sra GR32:$src, riaddr32:$amt)),
547 def SRA64rri : Pseudo<(outs GR64:$dst), (ins GR64:$src, riaddr:$amt),
548 "srag\t{$dst, $src, $amt}",
549 [(set GR64:$dst, (sra GR64:$src, (i32 (trunc riaddr:$amt)))),
551 def SRA64ri : Pseudo<(outs GR64:$dst), (ins GR64:$src, i32imm:$amt),
552 "srag\t{$dst, $src, $amt}",
553 [(set GR64:$dst, (sra GR64:$src, (i32 imm:$amt))),
557 //===----------------------------------------------------------------------===//
558 // Non-Instruction Patterns.
559 //===----------------------------------------------------------------------===//
562 def : Pat<(i64 (anyext GR32:$src)),
563 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, subreg_32bit)>;
565 //===----------------------------------------------------------------------===//
567 //===----------------------------------------------------------------------===//
569 // FIXME: use add/sub tricks with 32678/-32768
572 def : Pat<(i32 (trunc GR64:$src)),
573 (EXTRACT_SUBREG GR64:$src, subreg_32bit)>;
575 // sext_inreg patterns
576 def : Pat<(sext_inreg GR64:$src, i32),
577 (MOVSX64rr32 (EXTRACT_SUBREG GR64:$src, subreg_32bit))>;
580 def : Pat<(extloadi64i8 rriaddr:$src), (MOVZX64rm8 rriaddr:$src)>;
581 def : Pat<(extloadi64i16 rriaddr:$src), (MOVZX64rm16 rriaddr:$src)>;
582 def : Pat<(extloadi64i32 rriaddr:$src), (MOVZX64rm32 rriaddr:$src)>;
585 def : Pat<(SystemZcall (i64 tglobaladdr:$dst)),
586 (CALLi tglobaladdr:$dst)>;
587 def : Pat<(SystemZcall (i64 texternalsym:$dst)),
588 (CALLi texternalsym:$dst)>;