1 //===- MSP430InstrInfo.td - MSP430 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 MSP430 instructions in TableGen format.
12 //===----------------------------------------------------------------------===//
14 include "MSP430InstrFormats.td"
16 //===----------------------------------------------------------------------===//
18 //===----------------------------------------------------------------------===//
19 class SDTCisI8<int OpNum> : SDTCisVT<OpNum, i8>;
20 class SDTCisI16<int OpNum> : SDTCisVT<OpNum, i16>;
22 //===----------------------------------------------------------------------===//
24 //===----------------------------------------------------------------------===//
25 def SDT_MSP430Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
26 def SDT_MSP430CallSeqStart : SDCallSeqStart<[SDTCisVT<0, i16>]>;
27 def SDT_MSP430CallSeqEnd : SDCallSeqEnd<[SDTCisVT<0, i16>, SDTCisVT<1, i16>]>;
28 def SDT_MSP430Wrapper : SDTypeProfile<1, 1, [SDTCisSameAs<0, 1>, SDTCisPtrTy<0>]>;
29 def SDT_MSP430Cmp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
30 def SDT_MSP430BrCC : SDTypeProfile<0, 2, [SDTCisVT<0, OtherVT>,
32 def SDT_MSP430SelectCC : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>, SDTCisSameAs<1, 2>,
35 //===----------------------------------------------------------------------===//
36 // MSP430 Specific Node Definitions.
37 //===----------------------------------------------------------------------===//
38 def MSP430retflag : SDNode<"MSP430ISD::RET_FLAG", SDTNone,
39 [SDNPHasChain, SDNPOptInFlag]>;
41 def MSP430rra : SDNode<"MSP430ISD::RRA", SDTIntUnaryOp, []>;
42 def MSP430rla : SDNode<"MSP430ISD::RLA", SDTIntUnaryOp, []>;
43 def MSP430rrc : SDNode<"MSP430ISD::RRC", SDTIntUnaryOp, []>;
45 def MSP430call : SDNode<"MSP430ISD::CALL", SDT_MSP430Call,
46 [SDNPHasChain, SDNPOutFlag, SDNPOptInFlag]>;
47 def MSP430callseq_start :
48 SDNode<"ISD::CALLSEQ_START", SDT_MSP430CallSeqStart,
49 [SDNPHasChain, SDNPOutFlag]>;
50 def MSP430callseq_end :
51 SDNode<"ISD::CALLSEQ_END", SDT_MSP430CallSeqEnd,
52 [SDNPHasChain, SDNPOptInFlag, SDNPOutFlag]>;
53 def MSP430Wrapper : SDNode<"MSP430ISD::Wrapper", SDT_MSP430Wrapper>;
54 def MSP430cmp : SDNode<"MSP430ISD::CMP", SDT_MSP430Cmp, [SDNPOutFlag]>;
55 def MSP430brcc : SDNode<"MSP430ISD::BR_CC", SDT_MSP430BrCC, [SDNPHasChain, SDNPInFlag]>;
56 def MSP430selectcc: SDNode<"MSP430ISD::SELECT_CC", SDT_MSP430SelectCC, [SDNPInFlag]>;
58 //===----------------------------------------------------------------------===//
59 // MSP430 Operand Definitions.
60 //===----------------------------------------------------------------------===//
63 def memsrc : Operand<i16> {
64 let PrintMethod = "printSrcMemOperand";
65 let MIOperandInfo = (ops GR16, i16imm);
68 def memdst : Operand<i16> {
69 let PrintMethod = "printSrcMemOperand";
70 let MIOperandInfo = (ops GR16, i16imm);
73 // Branch targets have OtherVT type.
74 def brtarget : Operand<OtherVT> {
75 let PrintMethod = "printPCRelImmOperand";
78 // Operand for printing out a condition code.
79 def cc : Operand<i8> {
80 let PrintMethod = "printCCOperand";
83 //===----------------------------------------------------------------------===//
84 // MSP430 Complex Pattern Definitions.
85 //===----------------------------------------------------------------------===//
87 def addr : ComplexPattern<iPTR, 2, "SelectAddr", [], []>;
89 //===----------------------------------------------------------------------===//
91 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
92 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 ( extloadi8 node:$ptr))>;
94 //===----------------------------------------------------------------------===//
97 // ADJCALLSTACKDOWN/UP implicitly use/def SP because they may be expanded into
98 // a stack adjustment and the codegen must know that they may modify the stack
99 // pointer before prolog-epilog rewriting occurs.
100 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
101 // sub / add which can clobber SRW.
102 let Defs = [SPW, SRW], Uses = [SPW] in {
103 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i16imm:$amt),
105 [(MSP430callseq_start timm:$amt)]>;
106 def ADJCALLSTACKUP : Pseudo<(outs), (ins i16imm:$amt1, i16imm:$amt2),
108 [(MSP430callseq_end timm:$amt1, timm:$amt2)]>;
111 let usesCustomInserter = 1 in {
112 def Select8 : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2, i8imm:$cc),
115 (MSP430selectcc GR8:$src1, GR8:$src2, imm:$cc))]>;
116 def Select16 : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2, i8imm:$cc),
119 (MSP430selectcc GR16:$src1, GR16:$src2, imm:$cc))]>;
122 let neverHasSideEffects = 1 in
123 def NOP : Pseudo<(outs), (ins), "nop", []>;
125 //===----------------------------------------------------------------------===//
126 // Control Flow Instructions...
129 // FIXME: Provide proper encoding!
130 let isReturn = 1, isTerminator = 1 in {
131 def RET : Pseudo<(outs), (ins), "ret", [(MSP430retflag)]>;
134 let isBranch = 1, isTerminator = 1 in {
138 def JMP : Pseudo<(outs), (ins brtarget:$dst),
142 // Conditional branches
144 def JCC : Pseudo<(outs), (ins brtarget:$dst, cc:$cc),
146 [(MSP430brcc bb:$dst, imm:$cc)]>;
147 } // isBranch, isTerminator
149 //===----------------------------------------------------------------------===//
150 // Call Instructions...
153 // All calls clobber the non-callee saved registers. SPW is marked as
154 // a use to prevent stack-pointer assignments that appear immediately
155 // before calls from potentially appearing dead. Uses for argument
156 // registers are added manually.
157 let Defs = [R12W, R13W, R14W, R15W, SRW],
159 def CALLi : Pseudo<(outs), (ins i16imm:$dst, variable_ops),
160 "call\t$dst", [(MSP430call imm:$dst)]>;
161 def CALLr : Pseudo<(outs), (ins GR16:$dst, variable_ops),
162 "call\t$dst", [(MSP430call GR16:$dst)]>;
163 def CALLm : Pseudo<(outs), (ins memsrc:$dst, variable_ops),
164 "call\t${dst:mem}", [(MSP430call (load addr:$dst))]>;
168 //===----------------------------------------------------------------------===//
169 // Miscellaneous Instructions...
171 let Defs = [SPW], Uses = [SPW], neverHasSideEffects=1 in {
173 def POP16r : Pseudo<(outs GR16:$reg), (ins), "pop.w\t$reg", []>;
176 def PUSH16r : Pseudo<(outs), (ins GR16:$reg), "push.w\t$reg",[]>;
179 //===----------------------------------------------------------------------===//
182 // FIXME: Provide proper encoding!
183 let neverHasSideEffects = 1 in {
184 def MOV8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src),
185 "mov.b\t{$src, $dst}",
187 def MOV16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src),
188 "mov.w\t{$src, $dst}",
192 // FIXME: Provide proper encoding!
193 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
194 def MOV8ri : Pseudo<(outs GR8:$dst), (ins i8imm:$src),
195 "mov.b\t{$src, $dst}",
196 [(set GR8:$dst, imm:$src)]>;
197 def MOV16ri : Pseudo<(outs GR16:$dst), (ins i16imm:$src),
198 "mov.w\t{$src, $dst}",
199 [(set GR16:$dst, imm:$src)]>;
202 let canFoldAsLoad = 1, isReMaterializable = 1, mayHaveSideEffects = 1 in {
203 def MOV8rm : Pseudo<(outs GR8:$dst), (ins memsrc:$src),
204 "mov.b\t{$src, $dst}",
205 [(set GR8:$dst, (load addr:$src))]>;
206 def MOV16rm : Pseudo<(outs GR16:$dst), (ins memsrc:$src),
207 "mov.w\t{$src, $dst}",
208 [(set GR16:$dst, (load addr:$src))]>;
211 def MOVZX16rr8 : Pseudo<(outs GR16:$dst), (ins GR8:$src),
212 "mov.b\t{$src, $dst}",
213 [(set GR16:$dst, (zext GR8:$src))]>;
214 def MOVZX16rm8 : Pseudo<(outs GR16:$dst), (ins memsrc:$src),
215 "mov.b\t{$src, $dst}",
216 [(set GR16:$dst, (zextloadi16i8 addr:$src))]>;
218 // Any instruction that defines a 8-bit result leaves the high half of the
219 // register. Truncate can be lowered to EXTRACT_SUBREG, and CopyFromReg may
220 // be copying from a truncate, but any other 8-bit operation will zero-extend
222 def def8 : PatLeaf<(i8 GR8:$src), [{
223 return N->getOpcode() != ISD::TRUNCATE &&
224 N->getOpcode() != TargetInstrInfo::EXTRACT_SUBREG &&
225 N->getOpcode() != ISD::CopyFromReg;
228 // In the case of a 8-bit def that is known to implicitly zero-extend,
229 // we can use a SUBREG_TO_REG.
230 def : Pat<(i16 (zext def8:$src)),
231 (SUBREG_TO_REG (i16 0), GR8:$src, subreg_8bit)>;
234 def MOV8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
235 "mov.b\t{$src, $dst}",
236 [(store (i8 imm:$src), addr:$dst)]>;
237 def MOV16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
238 "mov.w\t{$src, $dst}",
239 [(store (i16 imm:$src), addr:$dst)]>;
241 def MOV8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
242 "mov.b\t{$src, $dst}",
243 [(store GR8:$src, addr:$dst)]>;
244 def MOV16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
245 "mov.w\t{$src, $dst}",
246 [(store GR16:$src, addr:$dst)]>;
248 def MOV8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
249 "mov.b\t{$src, $dst}",
250 [(store (i8 (load addr:$src)), addr:$dst)]>;
251 def MOV16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
252 "mov.w\t{$src, $dst}",
253 [(store (i16 (load addr:$src)), addr:$dst)]>;
255 //===----------------------------------------------------------------------===//
256 // Arithmetic Instructions
258 let isTwoAddress = 1 in {
260 let Defs = [SRW] in {
262 let isCommutable = 1 in { // X = ADD Y, Z == X = ADD Z, Y
263 // FIXME: Provide proper encoding!
264 def ADD8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
265 "add.b\t{$src2, $dst}",
266 [(set GR8:$dst, (add GR8:$src1, GR8:$src2)),
268 def ADD16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
269 "add.w\t{$src2, $dst}",
270 [(set GR16:$dst, (add GR16:$src1, GR16:$src2)),
274 def ADD8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
275 "add.b\t{$src2, $dst}",
276 [(set GR8:$dst, (add GR8:$src1, (load addr:$src2))),
278 def ADD16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
279 "add.w\t{$src2, $dst}",
280 [(set GR16:$dst, (add GR16:$src1, (load addr:$src2))),
283 def ADD8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
284 "add.b\t{$src2, $dst}",
285 [(set GR8:$dst, (add GR8:$src1, imm:$src2)),
287 def ADD16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
288 "add.w\t{$src2, $dst}",
289 [(set GR16:$dst, (add GR16:$src1, imm:$src2)),
292 let isTwoAddress = 0 in {
293 def ADD8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
294 "add.b\t{$src, $dst}",
295 [(store (add (load addr:$dst), GR8:$src), addr:$dst),
297 def ADD16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
298 "add.w\t{$src, $dst}",
299 [(store (add (load addr:$dst), GR16:$src), addr:$dst),
302 def ADD8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
303 "add.b\t{$src, $dst}",
304 [(store (add (load addr:$dst), (i8 imm:$src)), addr:$dst),
306 def ADD16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
307 "add.w\t{$src, $dst}",
308 [(store (add (load addr:$dst), (i16 imm:$src)), addr:$dst),
311 def ADD8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
312 "add.b\t{$src, $dst}",
313 [(store (add (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
315 def ADD16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
316 "add.w\t{$src, $dst}",
317 [(store (add (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
321 let Uses = [SRW] in {
323 let isCommutable = 1 in { // X = ADDC Y, Z == X = ADDC Z, Y
324 def ADC8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
325 "addc.b\t{$src2, $dst}",
326 [(set GR8:$dst, (adde GR8:$src1, GR8:$src2)),
328 def ADC16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
329 "addc.w\t{$src2, $dst}",
330 [(set GR16:$dst, (adde GR16:$src1, GR16:$src2)),
334 def ADC8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
335 "addc.b\t{$src2, $dst}",
336 [(set GR8:$dst, (adde GR8:$src1, imm:$src2)),
338 def ADC16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
339 "addc.w\t{$src2, $dst}",
340 [(set GR16:$dst, (adde GR16:$src1, imm:$src2)),
343 def ADC8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
344 "addc.b\t{$src2, $dst}",
345 [(set GR8:$dst, (adde GR8:$src1, (load addr:$src2))),
347 def ADC16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
348 "addc.w\t{$src2, $dst}",
349 [(set GR16:$dst, (adde GR16:$src1, (load addr:$src2))),
352 let isTwoAddress = 0 in {
353 def ADC8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
354 "addc.b\t{$src, $dst}",
355 [(store (adde (load addr:$dst), GR8:$src), addr:$dst),
357 def ADC16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
358 "addc.w\t{$src, $dst}",
359 [(store (adde (load addr:$dst), GR16:$src), addr:$dst),
362 def ADC8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
363 "addc.b\t{$src, $dst}",
364 [(store (adde (load addr:$dst), (i8 imm:$src)), addr:$dst),
366 def ADC16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
367 "addc.w\t{$src, $dst}",
368 [(store (adde (load addr:$dst), (i16 imm:$src)), addr:$dst),
371 def ADC8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
372 "addc.b\t{$src, $dst}",
373 [(store (adde (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
375 def ADC16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
376 "addc.w\t{$src, $dst}",
377 [(store (adde (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
383 let isCommutable = 1 in { // X = AND Y, Z == X = AND Z, Y
384 def AND8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
385 "and.b\t{$src2, $dst}",
386 [(set GR8:$dst, (and GR8:$src1, GR8:$src2)),
388 def AND16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
389 "and.w\t{$src2, $dst}",
390 [(set GR16:$dst, (and GR16:$src1, GR16:$src2)),
394 def AND8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
395 "and.b\t{$src2, $dst}",
396 [(set GR8:$dst, (and GR8:$src1, imm:$src2)),
398 def AND16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
399 "and.w\t{$src2, $dst}",
400 [(set GR16:$dst, (and GR16:$src1, imm:$src2)),
403 def AND8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
404 "and.b\t{$src2, $dst}",
405 [(set GR8:$dst, (and GR8:$src1, (load addr:$src2))),
407 def AND16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
408 "and.w\t{$src2, $dst}",
409 [(set GR16:$dst, (and GR16:$src1, (load addr:$src2))),
412 let isTwoAddress = 0 in {
413 def AND8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
414 "and.b\t{$src, $dst}",
415 [(store (and (load addr:$dst), GR8:$src), addr:$dst),
417 def AND16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
418 "and.w\t{$src, $dst}",
419 [(store (and (load addr:$dst), GR16:$src), addr:$dst),
422 def AND8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
423 "and.b\t{$src, $dst}",
424 [(store (and (load addr:$dst), (i8 imm:$src)), addr:$dst),
426 def AND16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
427 "and.w\t{$src, $dst}",
428 [(store (and (load addr:$dst), (i16 imm:$src)), addr:$dst),
431 def AND8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
432 "and.b\t{$src, $dst}",
433 [(store (and (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
435 def AND16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
436 "and.w\t{$src, $dst}",
437 [(store (and (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
442 let isCommutable = 1 in { // X = XOR Y, Z == X = XOR Z, Y
443 def XOR8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
444 "xor.b\t{$src2, $dst}",
445 [(set GR8:$dst, (xor GR8:$src1, GR8:$src2)),
447 def XOR16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
448 "xor.w\t{$src2, $dst}",
449 [(set GR16:$dst, (xor GR16:$src1, GR16:$src2)),
453 def XOR8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
454 "xor.b\t{$src2, $dst}",
455 [(set GR8:$dst, (xor GR8:$src1, imm:$src2)),
457 def XOR16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
458 "xor.w\t{$src2, $dst}",
459 [(set GR16:$dst, (xor GR16:$src1, imm:$src2)),
462 def XOR8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
463 "xor.b\t{$src2, $dst}",
464 [(set GR8:$dst, (xor GR8:$src1, (load addr:$src2))),
466 def XOR16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
467 "xor.w\t{$src2, $dst}",
468 [(set GR16:$dst, (xor GR16:$src1, (load addr:$src2))),
471 let isTwoAddress = 0 in {
472 def XOR8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
473 "xor.b\t{$src, $dst}",
474 [(store (xor (load addr:$dst), GR8:$src), addr:$dst),
476 def XOR16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
477 "xor.w\t{$src, $dst}",
478 [(store (xor (load addr:$dst), GR16:$src), addr:$dst),
481 def XOR8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
482 "xor.b\t{$src, $dst}",
483 [(store (xor (load addr:$dst), (i8 imm:$src)), addr:$dst),
485 def XOR16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
486 "xor.w\t{$src, $dst}",
487 [(store (xor (load addr:$dst), (i16 imm:$src)), addr:$dst),
490 def XOR8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
491 "xor.b\t{$src, $dst}",
492 [(store (xor (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
494 def XOR16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
495 "xor.w\t{$src, $dst}",
496 [(store (xor (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
501 def SUB8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
502 "sub.b\t{$src2, $dst}",
503 [(set GR8:$dst, (sub GR8:$src1, GR8:$src2)),
505 def SUB16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
506 "sub.w\t{$src2, $dst}",
507 [(set GR16:$dst, (sub GR16:$src1, GR16:$src2)),
510 def SUB8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
511 "sub.b\t{$src2, $dst}",
512 [(set GR8:$dst, (sub GR8:$src1, imm:$src2)),
514 def SUB16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
515 "sub.w\t{$src2, $dst}",
516 [(set GR16:$dst, (sub GR16:$src1, imm:$src2)),
519 def SUB8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
520 "sub.b\t{$src2, $dst}",
521 [(set GR8:$dst, (sub GR8:$src1, (load addr:$src2))),
523 def SUB16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
524 "sub.w\t{$src2, $dst}",
525 [(set GR16:$dst, (sub GR16:$src1, (load addr:$src2))),
528 let isTwoAddress = 0 in {
529 def SUB8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
530 "sub.b\t{$src, $dst}",
531 [(store (sub (load addr:$dst), GR8:$src), addr:$dst),
533 def SUB16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
534 "sub.w\t{$src, $dst}",
535 [(store (sub (load addr:$dst), GR16:$src), addr:$dst),
538 def SUB8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
539 "sub.b\t{$src, $dst}",
540 [(store (sub (load addr:$dst), (i8 imm:$src)), addr:$dst),
542 def SUB16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
543 "sub.w\t{$src, $dst}",
544 [(store (sub (load addr:$dst), (i16 imm:$src)), addr:$dst),
547 def SUB8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
548 "sub.b\t{$src, $dst}",
549 [(store (sub (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
551 def SUB16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
552 "sub.w\t{$src, $dst}",
553 [(store (sub (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
557 let Uses = [SRW] in {
558 def SBC8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
559 "subc.b\t{$src2, $dst}",
560 [(set GR8:$dst, (sube GR8:$src1, GR8:$src2)),
562 def SBC16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
563 "subc.w\t{$src2, $dst}",
564 [(set GR16:$dst, (sube GR16:$src1, GR16:$src2)),
567 def SBC8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
568 "subc.b\t{$src2, $dst}",
569 [(set GR8:$dst, (sube GR8:$src1, imm:$src2)),
571 def SBC16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
572 "subc.w\t{$src2, $dst}",
573 [(set GR16:$dst, (sube GR16:$src1, imm:$src2)),
576 def SBC8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
577 "subc.b\t{$src2, $dst}",
578 [(set GR8:$dst, (sube GR8:$src1, (load addr:$src2))),
580 def SBC16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
581 "subc.w\t{$src2, $dst}",
582 [(set GR16:$dst, (sube GR16:$src1, (load addr:$src2))),
585 let isTwoAddress = 0 in {
586 def SBC8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
587 "subc.b\t{$src, $dst}",
588 [(store (sube (load addr:$dst), GR8:$src), addr:$dst),
590 def SBC16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
591 "subc.w\t{$src, $dst}",
592 [(store (sube (load addr:$dst), GR16:$src), addr:$dst),
595 def SBC8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
596 "subc.b\t{$src, $dst}",
597 [(store (sube (load addr:$dst), (i8 imm:$src)), addr:$dst),
599 def SBC16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
600 "subc.w\t{$src, $dst}",
601 [(store (sube (load addr:$dst), (i16 imm:$src)), addr:$dst),
604 def SBC8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
605 "subc.b\t{$src, $dst}",
606 [(store (sube (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
608 def SBC16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
609 "subc.w\t{$src, $dst}",
610 [(store (sube (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
616 // FIXME: Provide proper encoding!
617 def SAR8r1 : Pseudo<(outs GR8:$dst), (ins GR8:$src),
619 [(set GR8:$dst, (MSP430rra GR8:$src)),
621 def SAR16r1 : Pseudo<(outs GR16:$dst), (ins GR16:$src),
623 [(set GR16:$dst, (MSP430rra GR16:$src)),
626 def SHL8r1 : Pseudo<(outs GR8:$dst), (ins GR8:$src),
628 [(set GR8:$dst, (MSP430rla GR8:$src)),
630 def SHL16r1 : Pseudo<(outs GR16:$dst), (ins GR16:$src),
632 [(set GR16:$dst, (MSP430rla GR16:$src)),
635 def SAR8r1c : Pseudo<(outs GR8:$dst), (ins GR8:$src),
638 [(set GR8:$dst, (MSP430rrc GR8:$src)),
640 def SAR16r1c : Pseudo<(outs GR16:$dst), (ins GR16:$src),
643 [(set GR16:$dst, (MSP430rrc GR16:$src)),
646 def SEXT16r : Pseudo<(outs GR16:$dst), (ins GR16:$src),
648 [(set GR16:$dst, (sext_inreg GR16:$src, i8)),
653 def SWPB16r : Pseudo<(outs GR16:$dst), (ins GR16:$src),
655 [(set GR16:$dst, (bswap GR16:$src))]>;
657 let isCommutable = 1 in { // X = OR Y, Z == X = OR Z, Y
658 def OR8rr : Pseudo<(outs GR8:$dst), (ins GR8:$src1, GR8:$src2),
659 "bis.b\t{$src2, $dst}",
660 [(set GR8:$dst, (or GR8:$src1, GR8:$src2))]>;
661 def OR16rr : Pseudo<(outs GR16:$dst), (ins GR16:$src1, GR16:$src2),
662 "bis.w\t{$src2, $dst}",
663 [(set GR16:$dst, (or GR16:$src1, GR16:$src2))]>;
666 def OR8ri : Pseudo<(outs GR8:$dst), (ins GR8:$src1, i8imm:$src2),
667 "bis.b\t{$src2, $dst}",
668 [(set GR8:$dst, (or GR8:$src1, imm:$src2))]>;
669 def OR16ri : Pseudo<(outs GR16:$dst), (ins GR16:$src1, i16imm:$src2),
670 "bis.w\t{$src2, $dst}",
671 [(set GR16:$dst, (or GR16:$src1, imm:$src2))]>;
673 def OR8rm : Pseudo<(outs GR8:$dst), (ins GR8:$src1, memsrc:$src2),
674 "bis.b\t{$src2, $dst}",
675 [(set GR8:$dst, (or GR8:$src1, (load addr:$src2)))]>;
676 def OR16rm : Pseudo<(outs GR16:$dst), (ins GR16:$src1, memsrc:$src2),
677 "bis.w\t{$src2, $dst}",
678 [(set GR16:$dst, (or GR16:$src1, (load addr:$src2)))]>;
680 let isTwoAddress = 0 in {
681 def OR8mr : Pseudo<(outs), (ins memdst:$dst, GR8:$src),
682 "bis.b\t{$src, $dst}",
683 [(store (or (load addr:$dst), GR8:$src), addr:$dst)]>;
684 def OR16mr : Pseudo<(outs), (ins memdst:$dst, GR16:$src),
685 "bis.w\t{$src, $dst}",
686 [(store (or (load addr:$dst), GR16:$src), addr:$dst)]>;
688 def OR8mi : Pseudo<(outs), (ins memdst:$dst, i8imm:$src),
689 "bis.b\t{$src, $dst}",
690 [(store (or (load addr:$dst), (i8 imm:$src)), addr:$dst)]>;
691 def OR16mi : Pseudo<(outs), (ins memdst:$dst, i16imm:$src),
692 "bis.w\t{$src, $dst}",
693 [(store (or (load addr:$dst), (i16 imm:$src)), addr:$dst)]>;
695 def OR8mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
696 "bis.b\t{$src, $dst}",
697 [(store (or (i8 (load addr:$dst)),
698 (i8 (load addr:$src))), addr:$dst)]>;
699 def OR16mm : Pseudo<(outs), (ins memdst:$dst, memsrc:$src),
700 "bis.w\t{$src, $dst}",
701 [(store (or (i16 (load addr:$dst)),
702 (i16 (load addr:$src))), addr:$dst)]>;
705 } // isTwoAddress = 1
707 // Integer comparisons
708 let Defs = [SRW] in {
709 def CMP8rr : Pseudo<(outs), (ins GR8:$src1, GR8:$src2),
710 "cmp.b\t{$src1, $src2}",
711 [(MSP430cmp GR8:$src1, GR8:$src2), (implicit SRW)]>;
712 def CMP16rr : Pseudo<(outs), (ins GR16:$src1, GR16:$src2),
713 "cmp.w\t{$src1, $src2}",
714 [(MSP430cmp GR16:$src1, GR16:$src2), (implicit SRW)]>;
716 def CMP8ir : Pseudo<(outs), (ins i8imm:$src1, GR8:$src2),
717 "cmp.b\t{$src1, $src2}",
718 [(MSP430cmp imm:$src1, GR8:$src2), (implicit SRW)]>;
719 def CMP16ir : Pseudo<(outs), (ins i16imm:$src1, GR16:$src2),
720 "cmp.w\t{$src1, $src2}",
721 [(MSP430cmp imm:$src1, GR16:$src2), (implicit SRW)]>;
723 def CMP8im : Pseudo<(outs), (ins i8imm:$src1, memsrc:$src2),
724 "cmp.b\t{$src1, $src2}",
725 [(MSP430cmp (i8 imm:$src1), (load addr:$src2)), (implicit SRW)]>;
726 def CMP16im : Pseudo<(outs), (ins i16imm:$src1, memsrc:$src2),
727 "cmp.w\t{$src1, $src2}",
728 [(MSP430cmp (i16 imm:$src1), (load addr:$src2)), (implicit SRW)]>;
730 def CMP8rm : Pseudo<(outs), (ins GR8:$src1, memsrc:$src2),
731 "cmp.b\t{$src1, $src2}",
732 [(MSP430cmp GR8:$src1, (load addr:$src2)), (implicit SRW)]>;
733 def CMP16rm : Pseudo<(outs), (ins GR16:$src1, memsrc:$src2),
734 "cmp.w\t{$src1, $src2}",
735 [(MSP430cmp GR16:$src1, (load addr:$src2)), (implicit SRW)]>;
737 def CMP8mr : Pseudo<(outs), (ins memsrc:$src1, GR8:$src2),
738 "cmp.b\t{$src1, $src2}",
739 [(MSP430cmp (load addr:$src1), GR8:$src2), (implicit SRW)]>;
740 def CMP16mr : Pseudo<(outs), (ins memsrc:$src1, GR16:$src2),
741 "cmp.w\t{$src1, $src2}",
742 [(MSP430cmp (load addr:$src1), GR16:$src2), (implicit SRW)]>;
744 def CMP8mi0 : Pseudo<(outs), (ins memsrc:$src1),
745 "cmp.b\t{$src1, #0}",
746 [(MSP430cmp (load addr:$src1), (i8 0)), (implicit SRW)]>;
747 def CMP16mi0: Pseudo<(outs), (ins memsrc:$src1),
748 "cmp.w\t{$src1, #0}",
749 [(MSP430cmp (load addr:$src1), (i16 0)), (implicit SRW)]>;
750 def CMP8mi1 : Pseudo<(outs), (ins memsrc:$src1),
751 "cmp.b\t{$src1, #1}",
752 [(MSP430cmp (load addr:$src1), (i8 1)), (implicit SRW)]>;
753 def CMP16mi1: Pseudo<(outs), (ins memsrc:$src1),
754 "cmp.w\t{$src1, #1}",
755 [(MSP430cmp (load addr:$src1), (i16 1)), (implicit SRW)]>;
756 def CMP8mi2 : Pseudo<(outs), (ins memsrc:$src1),
757 "cmp.b\t{$src1, #2}",
758 [(MSP430cmp (load addr:$src1), (i8 2)), (implicit SRW)]>;
759 def CMP16mi2: Pseudo<(outs), (ins memsrc:$src1),
760 "cmp.w\t{$src1, #2}",
761 [(MSP430cmp (load addr:$src1), (i16 2)), (implicit SRW)]>;
762 def CMP8mi4 : Pseudo<(outs), (ins memsrc:$src1),
763 "cmp.b\t{$src1, #4}",
764 [(MSP430cmp (load addr:$src1), (i8 4)), (implicit SRW)]>;
765 def CMP16mi4: Pseudo<(outs), (ins memsrc:$src1),
766 "cmp.w\t{$src1, #4}",
767 [(MSP430cmp (load addr:$src1), (i16 4)), (implicit SRW)]>;
768 def CMP8mi8 : Pseudo<(outs), (ins memsrc:$src1),
769 "cmp.b\t{$src1, #8}",
770 [(MSP430cmp (load addr:$src1), (i8 8)), (implicit SRW)]>;
771 def CMP16mi8: Pseudo<(outs), (ins memsrc:$src1),
772 "cmp.w\t{$src1, #8}",
773 [(MSP430cmp (load addr:$src1), (i16 8)), (implicit SRW)]>;
777 //===----------------------------------------------------------------------===//
778 // Non-Instruction Patterns
781 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
784 def : Pat<(anyext addr:$src), (MOVZX16rr8 GR8:$src)>;
787 def : Pat<(i8 (trunc GR16:$src)),
788 (EXTRACT_SUBREG GR16:$src, subreg_8bit)>;
790 // GlobalAddress, ExternalSymbol
791 def : Pat<(i16 (MSP430Wrapper tglobaladdr:$dst)), (MOV16ri tglobaladdr:$dst)>;
792 def : Pat<(i16 (MSP430Wrapper texternalsym:$dst)), (MOV16ri texternalsym:$dst)>;
794 def : Pat<(add GR16:$src1, (MSP430Wrapper tglobaladdr :$src2)),
795 (ADD16ri GR16:$src1, tglobaladdr:$src2)>;
796 def : Pat<(add GR16:$src1, (MSP430Wrapper texternalsym:$src2)),
797 (ADD16ri GR16:$src1, texternalsym:$src2)>;
799 def : Pat<(store (i16 (MSP430Wrapper tglobaladdr:$src)), addr:$dst),
800 (MOV16mi addr:$dst, tglobaladdr:$src)>;
801 def : Pat<(store (i16 (MSP430Wrapper texternalsym:$src)), addr:$dst),
802 (MOV16mi addr:$dst, texternalsym:$src)>;
805 def : Pat<(MSP430call (i16 tglobaladdr:$dst)),
806 (CALLi tglobaladdr:$dst)>;
807 def : Pat<(MSP430call (i16 texternalsym:$dst)),
808 (CALLi texternalsym:$dst)>;
810 // add and sub always produce carry
811 def : Pat<(addc GR16:$src1, GR16:$src2),
812 (ADD16rr GR16:$src1, GR16:$src2)>;
813 def : Pat<(addc GR16:$src1, (load addr:$src2)),
814 (ADD16rm GR16:$src1, addr:$src2)>;
815 def : Pat<(addc GR16:$src1, imm:$src2),
816 (ADD16ri GR16:$src1, imm:$src2)>;
817 def : Pat<(store (addc (load addr:$dst), GR16:$src), addr:$dst),
818 (ADD16mr addr:$dst, GR16:$src)>;
819 def : Pat<(store (addc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
820 (ADD16mm addr:$dst, addr:$src)>;
822 def : Pat<(addc GR8:$src1, GR8:$src2),
823 (ADD8rr GR8:$src1, GR8:$src2)>;
824 def : Pat<(addc GR8:$src1, (load addr:$src2)),
825 (ADD8rm GR8:$src1, addr:$src2)>;
826 def : Pat<(addc GR8:$src1, imm:$src2),
827 (ADD8ri GR8:$src1, imm:$src2)>;
828 def : Pat<(store (addc (load addr:$dst), GR8:$src), addr:$dst),
829 (ADD8mr addr:$dst, GR8:$src)>;
830 def : Pat<(store (addc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
831 (ADD8mm addr:$dst, addr:$src)>;
833 def : Pat<(subc GR16:$src1, GR16:$src2),
834 (SUB16rr GR16:$src1, GR16:$src2)>;
835 def : Pat<(subc GR16:$src1, (load addr:$src2)),
836 (SUB16rm GR16:$src1, addr:$src2)>;
837 def : Pat<(subc GR16:$src1, imm:$src2),
838 (SUB16ri GR16:$src1, imm:$src2)>;
839 def : Pat<(store (subc (load addr:$dst), GR16:$src), addr:$dst),
840 (SUB16mr addr:$dst, GR16:$src)>;
841 def : Pat<(store (subc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
842 (SUB16mm addr:$dst, addr:$src)>;
844 def : Pat<(subc GR8:$src1, GR8:$src2),
845 (SUB8rr GR8:$src1, GR8:$src2)>;
846 def : Pat<(subc GR8:$src1, (load addr:$src2)),
847 (SUB8rm GR8:$src1, addr:$src2)>;
848 def : Pat<(subc GR8:$src1, imm:$src2),
849 (SUB8ri GR8:$src1, imm:$src2)>;
850 def : Pat<(store (subc (load addr:$dst), GR8:$src), addr:$dst),
851 (SUB8mr addr:$dst, GR8:$src)>;
852 def : Pat<(store (subc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
853 (SUB8mm addr:$dst, addr:$src)>;