1 //===-- MSP430InstrInfo.td - MSP430 Instruction defs -------*- tablegen -*-===//
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
7 //===----------------------------------------------------------------------===//
9 // This file describes the MSP430 instructions in TableGen format.
11 //===----------------------------------------------------------------------===//
13 include "MSP430InstrFormats.td"
15 //===----------------------------------------------------------------------===//
17 //===----------------------------------------------------------------------===//
18 class SDTCisI8<int OpNum> : SDTCisVT<OpNum, i8>;
19 class SDTCisI16<int OpNum> : SDTCisVT<OpNum, i16>;
21 //===----------------------------------------------------------------------===//
23 //===----------------------------------------------------------------------===//
24 def SDT_MSP430Call : SDTypeProfile<0, -1, [SDTCisVT<0, iPTR>]>;
25 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>,
30 def SDT_MSP430Cmp : SDTypeProfile<0, 2, [SDTCisSameAs<0, 1>]>;
31 def SDT_MSP430BrCC : SDTypeProfile<0, 2, [SDTCisVT<0, OtherVT>,
33 def SDT_MSP430SelectCC : SDTypeProfile<1, 3, [SDTCisSameAs<0, 1>,
36 def SDT_MSP430DAdd : SDTypeProfile<1, 2, [SDTCisSameAs<0, 1>,
40 //===----------------------------------------------------------------------===//
41 // MSP430 Specific Node Definitions.
42 //===----------------------------------------------------------------------===//
43 def MSP430retglue : SDNode<"MSP430ISD::RET_GLUE", SDTNone,
44 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
45 def MSP430retiglue : SDNode<"MSP430ISD::RETI_GLUE", SDTNone,
46 [SDNPHasChain, SDNPOptInGlue, SDNPVariadic]>;
48 def MSP430rra : SDNode<"MSP430ISD::RRA", SDTIntUnaryOp, []>;
49 def MSP430rla : SDNode<"MSP430ISD::RLA", SDTIntUnaryOp, []>;
50 def MSP430rrc : SDNode<"MSP430ISD::RRC", SDTIntUnaryOp, []>;
51 def MSP430rrcl : SDNode<"MSP430ISD::RRCL", SDTIntUnaryOp, []>;
53 def MSP430call : SDNode<"MSP430ISD::CALL", SDT_MSP430Call,
54 [SDNPHasChain, SDNPOutGlue, SDNPOptInGlue, SDNPVariadic]>;
55 def MSP430callseq_start :
56 SDNode<"ISD::CALLSEQ_START", SDT_MSP430CallSeqStart,
57 [SDNPHasChain, SDNPOutGlue]>;
58 def MSP430callseq_end :
59 SDNode<"ISD::CALLSEQ_END", SDT_MSP430CallSeqEnd,
60 [SDNPHasChain, SDNPOptInGlue, SDNPOutGlue]>;
61 def MSP430Wrapper : SDNode<"MSP430ISD::Wrapper", SDT_MSP430Wrapper>;
62 def MSP430cmp : SDNode<"MSP430ISD::CMP", SDT_MSP430Cmp, [SDNPOutGlue]>;
63 def MSP430brcc : SDNode<"MSP430ISD::BR_CC", SDT_MSP430BrCC,
64 [SDNPHasChain, SDNPInGlue]>;
65 def MSP430selectcc: SDNode<"MSP430ISD::SELECT_CC", SDT_MSP430SelectCC,
67 def MSP430dadd : SDNode<"MSP430ISD::DADD", SDT_MSP430DAdd, []>;
69 //===----------------------------------------------------------------------===//
70 // MSP430 Operand Definitions.
71 //===----------------------------------------------------------------------===//
73 def MemAsmOperand : AsmOperandClass {
78 def memsrc : Operand<i16> {
79 let PrintMethod = "printSrcMemOperand";
80 let MIOperandInfo = (ops GR16, i16imm);
81 let ParserMatchClass = MemAsmOperand;
82 let EncoderMethod = "getMemOpValue";
83 let DecoderMethod = "DecodeMemOperand";
86 def memdst : Operand<i16> {
87 let PrintMethod = "printSrcMemOperand";
88 let MIOperandInfo = (ops GR16, i16imm);
89 let ParserMatchClass = MemAsmOperand;
90 let EncoderMethod = "getMemOpValue";
91 let DecoderMethod = "DecodeMemOperand";
94 def IndRegAsmOperand : AsmOperandClass {
96 let RenderMethod = "addRegOperands";
99 def indreg : Operand<i16> {
100 let PrintMethod = "printIndRegOperand";
101 let MIOperandInfo = (ops GR16);
102 let ParserMatchClass = IndRegAsmOperand;
103 let DecoderMethod = "DecodeGR16RegisterClass";
106 def PostIndRegAsmOperand : AsmOperandClass {
107 let Name = "PostIndReg";
108 let RenderMethod = "addRegOperands";
111 def postreg : Operand<i16> {
112 let PrintMethod = "printPostIndRegOperand";
113 let MIOperandInfo = (ops GR16);
114 let ParserMatchClass = PostIndRegAsmOperand;
115 let DecoderMethod = "DecodeGR16RegisterClass";
118 // Short jump targets have OtherVT type and are printed as pcrel imm values.
119 def jmptarget : Operand<OtherVT> {
120 let PrintMethod = "printPCRelImmOperand";
121 let EncoderMethod = "getPCRelImmOpValue";
124 // Operand for printing out a condition code.
125 def cc : Operand<i8> {
126 let PrintMethod = "printCCOperand";
127 let EncoderMethod = "getCCOpValue";
130 def CGImmAsmOperand : AsmOperandClass {
132 let RenderMethod = "addImmOperands";
135 def cg8imm : Operand<i8>,
136 ImmLeaf<i8, [{return Imm == 0 || Imm == 1 || Imm == 2 ||
137 Imm == 4 || Imm == 8 || Imm == -1;}]> {
138 let ParserMatchClass = CGImmAsmOperand;
139 let EncoderMethod = "getCGImmOpValue";
140 let DecoderMethod = "DecodeCGImm";
143 def cg16imm : Operand<i16>,
144 ImmLeaf<i16, [{return Imm == 0 || Imm == 1 || Imm == 2 ||
145 Imm == 4 || Imm == 8 || Imm == -1;}]> {
146 let ParserMatchClass = CGImmAsmOperand;
147 let EncoderMethod = "getCGImmOpValue";
148 let DecoderMethod = "DecodeCGImm";
151 //===----------------------------------------------------------------------===//
152 // MSP430 Complex Pattern Definitions.
153 //===----------------------------------------------------------------------===//
155 def addr : ComplexPattern<iPTR, 2, "SelectAddr", [], []>;
157 //===----------------------------------------------------------------------===//
159 def zextloadi16i8 : PatFrag<(ops node:$ptr), (i16 (zextloadi8 node:$ptr))>;
160 def extloadi16i8 : PatFrag<(ops node:$ptr), (i16 ( extloadi8 node:$ptr))>;
161 def bic : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, (not node:$rhs))>;
162 def and_su : PatFrag<(ops node:$lhs, node:$rhs), (and node:$lhs, node:$rhs), [{
163 return N->hasOneUse();
165 //===----------------------------------------------------------------------===//
166 // Instruction list..
168 // ADJCALLSTACKDOWN/UP implicitly use/def SP because they may be expanded into
169 // a stack adjustment and the codegen must know that they may modify the stack
170 // pointer before prolog-epilog rewriting occurs.
171 // Pessimistically assume ADJCALLSTACKDOWN / ADJCALLSTACKUP will become
172 // sub / add which can clobber SR.
173 let isCodeGenOnly = 1, Defs = [SP, SR], Uses = [SP] in {
174 def ADJCALLSTACKDOWN : Pseudo<(outs), (ins i16imm:$amt1, i16imm:$amt2),
175 "#ADJCALLSTACKDOWN $amt1 $amt2",
176 [(MSP430callseq_start timm:$amt1, timm:$amt2)]>;
177 def ADJCALLSTACKUP : Pseudo<(outs), (ins i16imm:$amt1, i16imm:$amt2),
178 "#ADJCALLSTACKUP $amt1 $amt2",
179 [(MSP430callseq_end timm:$amt1, timm:$amt2)]>;
182 let isCodeGenOnly = 1, Defs = [SR], Uses = [SP] in {
183 def ADDframe : Pseudo<(outs GR16:$dst), (ins i16imm:$base, i16imm:$offset),
184 "# ADDframe PSEUDO", []>;
187 let isCodeGenOnly = 1, usesCustomInserter = 1 in {
189 def Select8 : Pseudo<(outs GR8:$dst), (ins GR8:$src, GR8:$src2, i8imm:$cc),
192 (MSP430selectcc GR8:$src, GR8:$src2, imm:$cc))]>;
193 def Select16 : Pseudo<(outs GR16:$dst), (ins GR16:$src, GR16:$src2, i8imm:$cc),
196 (MSP430selectcc GR16:$src, GR16:$src2, imm:$cc))]>;
199 def Shl8 : Pseudo<(outs GR8:$dst), (ins GR8:$src, GR8:$cnt),
201 [(set GR8:$dst, (shl GR8:$src, GR8:$cnt))]>;
202 def Shl16 : Pseudo<(outs GR16:$dst), (ins GR16:$src, GR8:$cnt),
204 [(set GR16:$dst, (shl GR16:$src, GR8:$cnt))]>;
205 def Sra8 : Pseudo<(outs GR8:$dst), (ins GR8:$src, GR8:$cnt),
207 [(set GR8:$dst, (sra GR8:$src, GR8:$cnt))]>;
208 def Sra16 : Pseudo<(outs GR16:$dst), (ins GR16:$src, GR8:$cnt),
210 [(set GR16:$dst, (sra GR16:$src, GR8:$cnt))]>;
211 def Srl8 : Pseudo<(outs GR8:$dst), (ins GR8:$src, GR8:$cnt),
213 [(set GR8:$dst, (srl GR8:$src, GR8:$cnt))]>;
214 def Srl16 : Pseudo<(outs GR16:$dst), (ins GR16:$src, GR8:$cnt),
216 [(set GR16:$dst, (srl GR16:$src, GR8:$cnt))]>;
217 def Rrcl8 : Pseudo<(outs GR8:$dst), (ins GR8:$src), "",
218 [(set GR8:$dst, (MSP430rrcl GR8:$src))]>;
219 def Rrcl16 : Pseudo<(outs GR16:$dst), (ins GR16:$src), "",
220 [(set GR16:$dst, (MSP430rrcl GR16:$src))]>;
224 //===----------------------------------------------------------------------===//
225 // Control Flow Instructions...
228 let isReturn = 1, isTerminator = 1, isBarrier = 1 in {
229 def RET : IForm16<0b0100, DstReg, SrcPostInc, 2,
230 (outs), (ins), "ret", [(MSP430retglue)]> {
231 let DecoderNamespace = "Delta";
235 def RETI : IIForm16<0b110, SrcReg, 2,
236 (outs), (ins), "reti", [(MSP430retiglue)]> {
241 let isBranch = 1, isTerminator = 1 in {
243 // FIXME: expand opcode & cond field for branches!
246 let isBarrier = 1 in {
248 def JMP : CJForm<(outs), (ins jmptarget:$dst),
253 let isIndirectBranch = 1, rd = 0 in {
255 def Bi : I16ri<0b0100, (outs), (ins i16imm:$imm),
257 [(brind tblockaddress:$imm)]>;
258 def Br : I16rr<0b0100, (outs), (ins GR16:$rs),
261 def Bm : I16rm<0b0100, (outs), (ins memsrc:$src),
263 [(brind (load addr:$src))]>;
267 // Conditional branches
269 def JCC : CJForm<(outs), (ins jmptarget:$dst, cc:$cond),
271 [(MSP430brcc bb:$dst, imm:$cond)]>;
272 } // isBranch, isTerminator
274 //===----------------------------------------------------------------------===//
275 // Call Instructions...
277 // All calls clobber the non-callee saved registers. SPW is marked as
278 // a use to prevent stack-pointer assignments that appear immediately
279 // before calls from potentially appearing dead. Uses for argument
280 // registers are added manually.
282 Defs = [R11, R12, R13, R14, R15, SR],
284 def CALLi : II16i<0b101,
285 (outs), (ins i16imm:$imm),
286 "call\t$imm", [(MSP430call imm:$imm)]>;
287 def CALLr : II16r<0b101,
288 (outs), (ins GR16:$rs),
289 "call\t$rs", [(MSP430call GR16:$rs)]>;
290 def CALLm : II16m<0b101,
291 (outs), (ins memsrc:$src),
292 "call\t$src", [(MSP430call (load addr:$src))]>;
293 def CALLn : II16n<0b101, (outs), (ins indreg:$rs), "call\t$rs", []>;
294 def CALLp : II16p<0b101, (outs), (ins postreg:$rs), "call\t$rs", []>;
297 //===----------------------------------------------------------------------===//
298 // Miscellaneous Instructions...
300 let Defs = [SP], Uses = [SP], hasSideEffects = 0 in {
302 def POP16r : IForm16<0b0100, DstReg, SrcPostInc, 2,
303 (outs GR16:$rd), (ins), "pop\t$rd", []> {
304 let DecoderNamespace = "Delta";
308 let mayStore = 1 in {
309 def PUSH8r : II8r<0b100, (outs), (ins GR8:$rs), "push.b\t$rs", []>;
310 def PUSH16r : II16r<0b100, (outs), (ins GR16:$rs), "push\t$rs", []>;
311 def PUSH16c : II16c<0b100, (outs), (ins cg16imm:$imm), "push\t$imm", []>;
312 def PUSH16i : II16i<0b100, (outs), (ins i16imm:$imm), "push\t$imm", []>;
316 //===----------------------------------------------------------------------===//
319 let hasSideEffects = 0 in {
320 def MOV8rr : I8rr<0b0100,
321 (outs GR8:$rd), (ins GR8:$rs),
324 def MOV16rr : I16rr<0b0100,
325 (outs GR16:$rd), (ins GR16:$rs),
330 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
331 def MOV8rc : I8rc<0b0100,
332 (outs GR8:$rd), (ins cg8imm:$imm),
334 [(set GR8:$rd, cg8imm:$imm)]>;
335 def MOV16rc : I16rc<0b0100,
336 (outs GR16:$rd), (ins cg16imm:$imm),
338 [(set GR16:$rd, cg16imm:$imm)]>;
339 def MOV8ri : I8ri<0b0100,
340 (outs GR8:$rd), (ins i8imm:$imm),
341 "mov.b\t{$imm, $rd}",
342 [(set GR8:$rd, imm:$imm)]>;
343 def MOV16ri : I16ri<0b0100,
344 (outs GR16:$rd), (ins i16imm:$imm),
346 [(set GR16:$rd, imm:$imm)]>;
349 let canFoldAsLoad = 1, isReMaterializable = 1 in {
350 def MOV8rm : I8rm<0b0100,
351 (outs GR8:$rd), (ins memsrc:$src),
352 "mov.b\t{$src, $rd}",
353 [(set GR8:$rd, (load addr:$src))]>;
354 def MOV16rm : I16rm<0b0100,
355 (outs GR16:$rd), (ins memsrc:$src),
357 [(set GR16:$rd, (load addr:$src))]>;
358 def MOV8rn : I8rn<0b0100,
359 (outs GR8:$rd), (ins indreg:$rs),
361 [(set GR8:$rd, (load addr:$rs))]>;
362 def MOV16rn : I16rn<0b0100,
363 (outs GR16:$rd), (ins indreg:$rs),
365 [(set GR16:$rd, (load addr:$rs))]>;
368 let isCodeGenOnly = 1 in {
369 def MOVZX16rr8 : I8rr<0b0100,
370 (outs GR16:$rd), (ins GR8:$rs),
372 [(set GR16:$rd, (zext GR8:$rs))]>;
373 def MOVZX16rm8 : I8rm<0b0100,
374 (outs GR16:$rd), (ins memsrc:$src),
375 "mov.b\t{$src, $rd}",
376 [(set GR16:$rd, (zextloadi16i8 addr:$src))]>;
379 let mayLoad = 1, hasExtraDefRegAllocReq = 1, Constraints = "$rs = $wb" in {
380 def MOV8rp : I8rp<0b0100,
381 (outs GR8:$rd, GR16:$wb), (ins postreg:$rs),
382 "mov.b\t{$rs, $rd}", []>;
383 def MOV16rp : I16rp<0b0100,
384 (outs GR16:$rd, GR16:$wb), (ins postreg:$rs),
385 "mov\t{$rs, $rd}", []>;
388 // Any instruction that defines a 8-bit result leaves the high half of the
389 // register. Truncate can be lowered to EXTRACT_SUBREG, and CopyFromReg may
390 // be copying from a truncate, but any other 8-bit operation will zero-extend
392 def def8 : PatLeaf<(i8 GR8:$src), [{
393 return N->getOpcode() != ISD::TRUNCATE &&
394 N->getOpcode() != TargetOpcode::EXTRACT_SUBREG &&
395 N->getOpcode() != ISD::CopyFromReg;
398 // In the case of a 8-bit def that is known to implicitly zero-extend,
399 // we can use a SUBREG_TO_REG.
400 def : Pat<(i16 (zext def8:$src)),
401 (SUBREG_TO_REG (i16 0), GR8:$src, subreg_8bit)>;
403 def MOV8mc : I8mc<0b0100,
404 (outs), (ins memdst:$dst, cg8imm:$imm),
405 "mov.b\t{$imm, $dst}",
406 [(store (i8 cg8imm:$imm), addr:$dst)]>;
407 def MOV16mc : I16mc<0b0100,
408 (outs), (ins memdst:$dst, cg16imm:$imm),
410 [(store (i16 cg16imm:$imm), addr:$dst)]>;
412 def MOV8mi : I8mi<0b0100,
413 (outs), (ins memdst:$dst, i8imm:$imm),
414 "mov.b\t{$imm, $dst}",
415 [(store (i8 imm:$imm), addr:$dst)]>;
416 def MOV16mi : I16mi<0b0100,
417 (outs), (ins memdst:$dst, i16imm:$imm),
419 [(store (i16 imm:$imm), addr:$dst)]>;
421 def MOV8mr : I8mr<0b0100,
422 (outs), (ins memdst:$dst, GR8:$rs),
423 "mov.b\t{$rs, $dst}",
424 [(store GR8:$rs, addr:$dst)]>;
425 def MOV16mr : I16mr<0b0100,
426 (outs), (ins memdst:$dst, GR16:$rs),
428 [(store GR16:$rs, addr:$dst)]>;
430 def MOV8mm : I8mm<0b0100,
431 (outs), (ins memdst:$dst, memsrc:$src),
432 "mov.b\t{$src, $dst}",
433 [(store (i8 (load addr:$src)), addr:$dst)]>;
434 def MOV16mm : I16mm<0b0100,
435 (outs), (ins memdst:$dst, memsrc:$src),
437 [(store (i16 (load addr:$src)), addr:$dst)]>;
439 def MOV8mn : I8mn<0b0100, (outs), (ins memdst:$dst, indreg:$rs),
440 "mov.b\t{$rs, $dst}", []>;
441 def MOV16mn : I16mn<0b0100, (outs), (ins memdst:$dst, indreg:$rs),
442 "mov\t{$rs, $dst}", []>;
444 //===----------------------------------------------------------------------===//
445 // Arithmetic Instructions
447 multiclass Arith<bits<4> opcode, string asmstring, SDPatternOperator node,
448 bit commutes, list<Register> uses> {
449 let Defs = [SR], Uses = uses in {
450 let Constraints = "$src2 = $rd" in {
451 let isCommutable = commutes in {
452 def 8rr : I8rr<opcode, (outs GR8:$rd), (ins GR8:$src2, GR8:$rs),
453 !strconcat(asmstring, ".b\t$rs, $rd"),
454 [(set GR8:$rd, (node GR8:$src2, GR8:$rs))]>;
455 def 16rr : I16rr<opcode, (outs GR16:$rd), (ins GR16:$src2, GR16:$rs),
456 !strconcat(asmstring, "\t$rs, $rd"),
457 [(set GR16:$rd, (node GR16:$src2, GR16:$rs))]>;
459 def 8rm : I8rm<opcode, (outs GR8:$rd), (ins GR8:$src2, memsrc:$src),
460 !strconcat(asmstring, ".b\t$src, $rd"),
461 [(set GR8:$rd, (node GR8:$src2, (load addr:$src)))]>;
462 def 16rm : I16rm<opcode, (outs GR16:$rd), (ins GR16:$src2, memsrc:$src),
463 !strconcat(asmstring, "\t$src, $rd"),
464 [(set GR16:$rd, (node GR16:$src2, (load addr:$src)))]>;
465 def 8rn : I8rn<opcode, (outs GR8:$rd), (ins GR8:$src2, indreg:$rs),
466 !strconcat(asmstring, ".b\t$rs, $rd"), []>;
467 def 16rn : I16rn<opcode, (outs GR16:$rd), (ins GR16:$src2, indreg:$rs),
468 !strconcat(asmstring, "\t$rs, $rd"), []>;
470 hasExtraDefRegAllocReq = 1,
471 Constraints = "$rs = $wb, $src2 = $rd" in {
472 def 8rp : I8rp<opcode, (outs GR8:$rd, GR16:$wb), (ins GR8:$src2, postreg:$rs),
473 !strconcat(asmstring, ".b\t$rs, $rd"), []>;
474 def 16rp : I16rp<opcode, (outs GR16:$rd, GR16:$wb), (ins GR16:$src2, postreg:$rs),
475 !strconcat(asmstring, "\t$rs, $rd"), []>;
477 def 8rc : I8rc<opcode, (outs GR8:$rd), (ins GR8:$src2, cg8imm:$imm),
478 !strconcat(asmstring, ".b\t$imm, $rd"),
479 [(set GR8:$rd, (node GR8:$src2, cg8imm:$imm))]>;
480 def 16rc : I16rc<opcode, (outs GR16:$rd), (ins GR16:$src2, cg16imm:$imm),
481 !strconcat(asmstring, "\t$imm, $rd"),
482 [(set GR16:$rd, (node GR16:$src2, cg16imm:$imm))]>;
483 def 8ri : I8ri<opcode, (outs GR8:$rd), (ins GR8:$src2, i8imm:$imm),
484 !strconcat(asmstring, ".b\t$imm, $rd"),
485 [(set GR8:$rd, (node GR8:$src2, imm:$imm))]>;
486 def 16ri : I16ri<opcode, (outs GR16:$rd), (ins GR16:$src2, i16imm:$imm),
487 !strconcat(asmstring, "\t$imm, $rd"),
488 [(set GR16:$rd, (node GR16:$src2, imm:$imm))]>;
490 def 8mr : I8mr<opcode, (outs), (ins memdst:$dst, GR8:$rs),
491 !strconcat(asmstring, ".b\t$rs, $dst"),
492 [(store (node (load addr:$dst), GR8:$rs), addr:$dst)]>;
493 def 16mr : I16mr<opcode, (outs), (ins memdst:$dst, GR16:$rs),
494 !strconcat(asmstring, "\t$rs, $dst"),
495 [(store (node (load addr:$dst), GR16:$rs), addr:$dst)]>;
496 def 8mc : I8mc<opcode, (outs), (ins memdst:$dst, cg8imm:$imm),
497 !strconcat(asmstring, ".b\t$imm, $dst"),
498 [(store (node (load addr:$dst), (i8 cg8imm:$imm)), addr:$dst)]>;
499 def 16mc : I16mc<opcode, (outs), (ins memdst:$dst, cg16imm:$imm),
500 !strconcat(asmstring, "\t$imm, $dst"),
501 [(store (node (load addr:$dst), (i16 cg16imm:$imm)), addr:$dst)]>;
502 def 8mi : I8mi<opcode, (outs), (ins memdst:$dst, i8imm:$imm),
503 !strconcat(asmstring, ".b\t$imm, $dst"),
504 [(store (node (load addr:$dst), (i8 imm:$imm)), addr:$dst)]>;
505 def 16mi : I16mi<opcode, (outs), (ins memdst:$dst, i16imm:$imm),
506 !strconcat(asmstring, "\t$imm, $dst"),
507 [(store (node (load addr:$dst), (i16 imm:$imm)), addr:$dst)]>;
508 def 8mm : I8mm<opcode, (outs), (ins memdst:$dst, memsrc:$src),
509 !strconcat(asmstring, ".b\t$src, $dst"),
510 [(store (node (load addr:$dst),
511 (i8 (load addr:$src))), addr:$dst)]>;
512 def 16mm : I16mm<opcode, (outs), (ins memdst:$dst, memsrc:$src),
513 !strconcat(asmstring, "\t$src, $dst"),
514 [(store (node (load addr:$dst),
515 (i16 (load addr:$src))), addr:$dst)]>;
516 def 8mn : I8mn<opcode, (outs), (ins memdst:$dst, indreg:$rs),
517 !strconcat(asmstring, ".b\t$rs, $dst"), []>;
518 def 16mn : I16mn<opcode, (outs), (ins memdst:$dst, indreg:$rs),
519 !strconcat(asmstring, "\t$rs, $dst"), []>;
520 def 8mp : I8mp<opcode, (outs), (ins memdst:$dst, postreg:$rs),
521 !strconcat(asmstring, ".b\t$rs, $dst"), []>;
522 def 16mp : I16mp<opcode, (outs), (ins memdst:$dst, postreg:$rs),
523 !strconcat(asmstring, "\t$rs, $dst"), []>;
527 defm ADD : Arith<0b0101, "add", add, 1, []>;
528 defm ADDC : Arith<0b0110, "addc", adde, 1, [SR]>;
529 defm AND : Arith<0b1111, "and", and, 1, []>;
530 defm BIS : Arith<0b1101, "bis", or, 1, []>;
531 defm BIC : Arith<0b1100, "bic", bic, 0, []>;
532 defm XOR : Arith<0b1110, "xor", xor, 1, []>;
533 defm SUB : Arith<0b1000, "sub", sub, 0, []>;
534 defm SUBC : Arith<0b0111, "subc", sube, 0, [SR]>;
535 defm DADD : Arith<0b1010, "dadd", MSP430dadd, 1, [SR]>;
537 def ADC8r : InstAlias<"adc.b\t$dst", (ADDC8rc GR8:$dst, 0)>;
538 def ADC16r : InstAlias<"adc\t$dst", (ADDC16rc GR16:$dst, 0)>;
539 def ADC8m : InstAlias<"adc.b\t$dst", (ADDC8mc memdst:$dst, 0)>;
540 def ADC16m : InstAlias<"adc\t$dst", (ADDC16mc memdst:$dst, 0)>;
542 def DADC8r : InstAlias<"dadc.b\t$dst", (DADD8rc GR8:$dst, 0)>;
543 def DADC16r : InstAlias<"dadc\t$dst", (DADD16rc GR16:$dst, 0)>;
544 def DADC8m : InstAlias<"dadc.b\t$dst", (DADD8mc memdst:$dst, 0)>;
545 def DADC16m : InstAlias<"dadc\t$dst", (DADD16mc memdst:$dst, 0)>;
547 def DEC8r : InstAlias<"dec.b\t$dst", (SUB8rc GR8:$dst, 1)>;
548 def DEC16r : InstAlias<"dec\t$dst", (SUB16rc GR16:$dst, 1)>;
549 def DEC8m : InstAlias<"dec.b\t$dst", (SUB8mc memdst:$dst, 1)>;
550 def DEC16m : InstAlias<"dec\t$dst", (SUB16mc memdst:$dst, 1)>;
552 def DECD8r : InstAlias<"decd.b\t$dst", (SUB8rc GR8:$dst, 2)>;
553 def DECD16r : InstAlias<"decd\t$dst", (SUB16rc GR16:$dst, 2)>;
554 def DECD8m : InstAlias<"decd.b\t$dst", (SUB8mc memdst:$dst, 2)>;
555 def DECD16m : InstAlias<"decd\t$dst", (SUB16mc memdst:$dst, 2)>;
557 def INC8r : InstAlias<"inc.b\t$dst", (ADD8rc GR8:$dst, 1)>;
558 def INC16r : InstAlias<"inc\t$dst", (ADD16rc GR16:$dst, 1)>;
559 def INC8m : InstAlias<"inc.b\t$dst", (ADD8mc memdst:$dst, 1)>;
560 def INC16m : InstAlias<"inc\t$dst", (ADD16mc memdst:$dst, 1)>;
562 def INCD8r : InstAlias<"incd.b\t$dst", (ADD8rc GR8:$dst, 2)>;
563 def INCD16r : InstAlias<"incd\t$dst", (ADD16rc GR16:$dst, 2)>;
564 def INCD8m : InstAlias<"incd.b\t$dst", (ADD8mc memdst:$dst, 2)>;
565 def INCD16m : InstAlias<"incd\t$dst", (ADD16mc memdst:$dst, 2)>;
567 def SBC8r : InstAlias<"sbc.b\t$dst", (SUBC8rc GR8:$dst, 0)>;
568 def SBC16r : InstAlias<"sbc\t$dst", (SUBC16rc GR16:$dst, 0)>;
569 def SBC8m : InstAlias<"sbc.b\t$dst", (SUBC8mc memdst:$dst, 0)>;
570 def SBC16m : InstAlias<"sbc\t$dst", (SUBC16mc memdst:$dst, 0)>;
572 def INV8r : InstAlias<"inv.b\t$dst", (XOR8rc GR8:$dst, -1)>;
573 def INV16r : InstAlias<"inv\t$dst", (XOR16rc GR16:$dst, -1)>;
574 def INV8m : InstAlias<"inv.b\t$dst", (XOR8mc memdst:$dst, -1)>;
575 def INV16m : InstAlias<"inv\t$dst", (XOR16mc memdst:$dst, -1)>;
577 // printAliasInstr() doesn't check $dst operands are actually equal
578 // for RLA and RLC aliases below, so disable printing aliases.
580 def RLA8r : InstAlias<"rla.b\t$dst", (ADD8rr GR8:$dst, GR8:$dst), 0>;
581 def RLA16r : InstAlias<"rla\t$dst", (ADD16rr GR16:$dst, GR16:$dst), 0>;
582 def RLA8m : InstAlias<"rla.b\t$dst", (ADD8mm memdst:$dst, memdst:$dst), 0>;
583 def RLA16m : InstAlias<"rla\t$dst", (ADD16mm memdst:$dst, memdst:$dst), 0>;
585 def RLC8r : InstAlias<"rlc.b\t$dst", (ADDC8rr GR8:$dst, GR8:$dst), 0>;
586 def RLC16r : InstAlias<"rlc\t$dst", (ADDC16rr GR16:$dst, GR16:$dst), 0>;
587 def RLC8m : InstAlias<"rlc.b\t$dst", (ADDC8mm memdst:$dst, memdst:$dst), 0>;
588 def RLC16m : InstAlias<"rlc\t$dst", (ADDC16mm memdst:$dst, memdst:$dst), 0>;
590 def DINT : InstAlias<"dint", (BIC16rc SR, 8)>;
591 def EINT : InstAlias<"eint", (BIS16rc SR, 8)>;
593 def NOP : InstAlias<"nop", (MOV16rc CG, 0)>;
595 def CLR8r : InstAlias<"clr.b\t$dst", (MOV8rc GR8:$dst, 0)>;
596 def CLR16r : InstAlias<"clr\t$dst", (MOV16rc GR16:$dst, 0)>;
597 def CLR8m : InstAlias<"clr.b\t$dst", (MOV8mc memdst:$dst, 0)>;
598 def CLR16m : InstAlias<"clr\t$dst", (MOV16mc memdst:$dst, 0)>;
600 def CLRC : InstAlias<"clrc", (BIC16rc SR, 1)>;
601 def CLRN : InstAlias<"clrn", (BIC16rc SR, 4)>;
602 def CLRZ : InstAlias<"clrz", (BIC16rc SR, 2)>;
603 def SETC : InstAlias<"setc", (BIS16rc SR, 1)>;
604 def SETN : InstAlias<"setn", (BIS16rc SR, 4)>;
605 def SETZ : InstAlias<"setz", (BIS16rc SR, 2)>;
607 def : Pat<(MSP430rla GR8:$dst), (ADD8rr $dst, $dst)>;
608 def : Pat<(MSP430rla GR16:$dst), (ADD16rr $dst, $dst)>;
610 // Format-II (Single Operand) Instruction
612 let Constraints = "$rs = $rd" in {
615 def RRA8r : II8r<0b010,
616 (outs GR8:$rd), (ins GR8:$rs),
618 [(set GR8:$rd, (MSP430rra GR8:$rs))]>;
619 def RRA16r : II16r<0b010,
620 (outs GR16:$rd), (ins GR16:$rs),
622 [(set GR16:$rd, (MSP430rra GR16:$rs))]>;
625 def RRC8r : II8r<0b000,
626 (outs GR8:$rd), (ins GR8:$rs),
628 [(set GR8:$rd, (MSP430rrc GR8:$rs))]>;
629 def RRC16r : II16r<0b000,
630 (outs GR16:$rd), (ins GR16:$rs),
632 [(set GR16:$rd, (MSP430rrc GR16:$rs))]>;
635 def SEXT16r : II16r<0b011,
636 (outs GR16:$rd), (ins GR16:$rs),
638 [(set GR16:$rd, (sext_inreg GR16:$rs, i8))]>;
642 let isCodeGenOnly = 1 in
643 def ZEXT16r : I8rr<0b0100,
644 (outs GR16:$rd), (ins GR16:$rs),
646 [(set GR16:$rd, (zext (trunc GR16:$rs)))]>;
648 def SWPB16r : II16r<0b001,
649 (outs GR16:$rd), (ins GR16:$rs),
651 [(set GR16:$rd, (bswap GR16:$rs))]>;
653 } // Constraints = "$src = $dst"
655 // Indexed, indirect register and indirect autoincrement modes
657 def RRA8m : II8m<0b010,
658 (outs), (ins memsrc:$src),
660 [(store (MSP430rra (i8 (load addr:$src))), addr:$src)]>;
661 def RRA16m : II16m<0b010,
662 (outs), (ins memsrc:$src),
664 [(store (MSP430rra (i16 (load addr:$src))), addr:$src)]>;
666 def RRA8n : II8n<0b010, (outs), (ins indreg:$rs), "rra.b\t$rs", []>;
667 def RRA16n : II16n<0b010, (outs), (ins indreg:$rs), "rra\t$rs", []>;
668 def RRA8p : II8p<0b010, (outs), (ins postreg:$rs), "rra.b\t$rs", []>;
669 def RRA16p : II16p<0b010, (outs), (ins postreg:$rs), "rra\t$rs", []>;
672 def RRC8m : II8m<0b000,
673 (outs), (ins memsrc:$src),
675 [(store (MSP430rrc (i8 (load addr:$src))), addr:$src)]>;
676 def RRC16m : II16m<0b000,
677 (outs), (ins memsrc:$src),
679 [(store (MSP430rrc (i16 (load addr:$src))), addr:$src)]>;
681 def RRC8n : II8n<0b000, (outs), (ins indreg:$rs), "rrc.b\t$rs", []>;
682 def RRC16n : II16n<0b000, (outs), (ins indreg:$rs), "rrc\t$rs", []>;
683 def RRC8p : II8p<0b000, (outs), (ins postreg:$rs), "rrc.b\t$rs", []>;
684 def RRC16p : II16p<0b000, (outs), (ins postreg:$rs), "rrc\t$rs", []>;
688 def SEXT16m : II16m<0b011,
689 (outs), (ins memsrc:$src),
691 [(store (sext_inreg (extloadi16i8 addr:$src), i8),
693 def SEXT16n : II16n<0b011, (outs), (ins indreg:$rs), "sxt\t$rs", []>;
694 def SEXT16p : II16p<0b011, (outs), (ins postreg:$rs), "sxt\t$rs", []>;
698 def SWPB16m : II16m<0b001,
699 (outs), (ins memsrc:$src),
701 [(store (bswap (i16 (load addr:$src))), addr:$src)]>;
702 def SWPB16n : II16n<0b001, (outs), (ins indreg:$rs), "swpb\t$rs", []>;
703 def SWPB16p : II16p<0b001, (outs), (ins postreg:$rs), "swpb\t$rs", []>;
705 // Integer comparisons
707 def CMP8rr : I8rr<0b1001,
708 (outs), (ins GR8:$rd, GR8:$rs),
710 [(MSP430cmp GR8:$rd, GR8:$rs)]>;
711 def CMP16rr : I16rr<0b1001,
712 (outs), (ins GR16:$rd, GR16:$rs),
714 [(MSP430cmp GR16:$rd, GR16:$rs)]>;
716 def CMP8rc : I8rc<0b1001,
717 (outs), (ins GR8:$rd, cg8imm:$imm),
719 [(MSP430cmp GR8:$rd, cg8imm:$imm)]>;
720 def CMP16rc : I16rc<0b1001,
721 (outs), (ins GR16:$rd, cg16imm:$imm),
723 [(MSP430cmp GR16:$rd, cg16imm:$imm)]>;
725 def CMP8ri : I8ri<0b1001,
726 (outs), (ins GR8:$rd, i8imm:$imm),
728 [(MSP430cmp GR8:$rd, imm:$imm)]>;
729 def CMP16ri : I16ri<0b1001,
730 (outs), (ins GR16:$rd, i16imm:$imm),
732 [(MSP430cmp GR16:$rd, imm:$imm)]>;
734 def CMP8mc : I8mc<0b1001,
735 (outs), (ins memsrc:$dst, cg8imm:$imm),
737 [(MSP430cmp (load addr:$dst), (i8 cg8imm:$imm))]>;
738 def CMP16mc : I16mc<0b1001,
739 (outs), (ins memsrc:$dst, cg16imm:$imm),
741 [(MSP430cmp (load addr:$dst), (i16 cg16imm:$imm))]>;
743 def CMP8mi : I8mi<0b1001,
744 (outs), (ins memsrc:$dst, i8imm:$imm),
746 [(MSP430cmp (load addr:$dst),
748 def CMP16mi : I16mi<0b1001,
749 (outs), (ins memsrc:$dst, i16imm:$imm),
751 [(MSP430cmp (load addr:$dst),
754 def CMP8rm : I8rm<0b1001,
755 (outs), (ins GR8:$rd, memsrc:$src),
757 [(MSP430cmp GR8:$rd, (load addr:$src))]>;
758 def CMP16rm : I16rm<0b1001,
759 (outs), (ins GR16:$rd, memsrc:$src),
761 [(MSP430cmp GR16:$rd, (load addr:$src))]>;
763 def CMP8rn : I8rn<0b1001,
764 (outs), (ins GR8:$rd, indreg:$rs), "cmp.b\t$rs, $rd", []>;
765 def CMP16rn : I16rn<0b1001,
766 (outs), (ins GR16:$rd, indreg:$rs), "cmp\t$rs, $rd", []>;
768 def CMP8rp : I8rp<0b1001,
769 (outs), (ins GR8:$rd, postreg:$rs), "cmp.b\t$rs, $rd", []>;
770 def CMP16rp : I16rp<0b1001,
771 (outs), (ins GR16:$rd, postreg:$rs), "cmp\t$rs, $rd", []>;
773 def CMP8mr : I8mr<0b1001,
774 (outs), (ins memsrc:$dst, GR8:$rs),
776 [(MSP430cmp (load addr:$dst), GR8:$rs)]>;
777 def CMP16mr : I16mr<0b1001,
778 (outs), (ins memsrc:$dst, GR16:$rs),
780 [(MSP430cmp (load addr:$dst), GR16:$rs)]>;
781 def CMP8mm : I8mm<0b1001,
782 (outs), (ins memdst:$dst, memsrc:$src),
784 [(MSP430cmp (load addr:$dst), (i8 (load addr:$src)))]>;
785 def CMP16mm : I16mm<0b1001, (outs), (ins memdst:$dst, memsrc:$src),
787 [(MSP430cmp (load addr:$dst), (i16 (load addr:$src)))]>;
789 def CMP8mn : I8mn<0b1001, (outs), (ins memsrc:$dst, indreg:$rs),
790 "cmp.b\t$rs, $dst", []>;
791 def CMP16mn : I16mn<0b1001, (outs), (ins memsrc:$dst, indreg:$rs),
792 "cmp\t$rs, $dst", []>;
794 def CMP8mp : I8mp<0b1001, (outs), (ins memsrc:$dst, postreg:$rs),
795 "cmp.b\t$rs, $dst", []>;
796 def CMP16mp : I16mp<0b1001, (outs), (ins memsrc:$dst, postreg:$rs),
797 "cmp\t$rs, $dst", []>;
799 // BIT TESTS, just sets condition codes
800 // Note that the C condition is set differently than when using CMP.
801 let isCommutable = 1 in {
802 def BIT8rr : I8rr<0b1011,
803 (outs), (ins GR8:$rd, GR8:$rs),
805 [(MSP430cmp (and_su GR8:$rd, GR8:$rs), 0)]>;
806 def BIT16rr : I16rr<0b1011,
807 (outs), (ins GR16:$rd, GR16:$rs),
809 [(MSP430cmp (and_su GR16:$rd, GR16:$rs), 0)]>;
811 def BIT8rc : I8rc<0b1011,
812 (outs), (ins GR8:$rd, cg8imm:$imm),
814 [(MSP430cmp (and_su GR8:$rd, cg8imm:$imm), 0)]>;
815 def BIT16rc : I16rc<0b1011,
816 (outs), (ins GR16:$rd, cg16imm:$imm),
818 [(MSP430cmp (and_su GR16:$rd, cg16imm:$imm), 0)]>;
820 def BIT8ri : I8ri<0b1011,
821 (outs), (ins GR8:$rd, i8imm:$imm),
823 [(MSP430cmp (and_su GR8:$rd, imm:$imm), 0)]>;
824 def BIT16ri : I16ri<0b1011,
825 (outs), (ins GR16:$rd, i16imm:$imm),
827 [(MSP430cmp (and_su GR16:$rd, imm:$imm), 0)]>;
829 def BIT8rm : I8rm<0b1011,
830 (outs), (ins GR8:$rd, memdst:$src),
832 [(MSP430cmp (and_su GR8:$rd, (load addr:$src)), 0)]>;
833 def BIT16rm : I16rm<0b1011,
834 (outs), (ins GR16:$rd, memdst:$src),
836 [(MSP430cmp (and_su GR16:$rd, (load addr:$src)), 0)]>;
838 def BIT8rn : I8rn<0b1011, (outs), (ins GR8:$rd, indreg:$rs),
839 "bit.b\t$rs, $rd", []>;
840 def BIT16rn : I16rn<0b1011, (outs), (ins GR16:$rd, indreg:$rs),
841 "bit\t$rs, $rd", []>;
843 def BIT8rp : I8rp<0b1011, (outs), (ins GR8:$rd, postreg:$rs),
844 "bit.b\t$rs, $rd", []>;
845 def BIT16rp : I16rp<0b1011, (outs), (ins GR16:$rd, postreg:$rs),
846 "bit\t$rs, $rd", []>;
848 def BIT8mr : I8mr<0b1011,
849 (outs), (ins memsrc:$dst, GR8:$rs),
851 [(MSP430cmp (and_su (load addr:$dst), GR8:$rs), 0)]>;
852 def BIT16mr : I16mr<0b1011,
853 (outs), (ins memsrc:$dst, GR16:$rs),
855 [(MSP430cmp (and_su (load addr:$dst), GR16:$rs), 0)]>;
857 def BIT8mc : I8mc<0b1011,
858 (outs), (ins memsrc:$dst, cg8imm:$imm),
860 [(MSP430cmp (and_su (load addr:$dst), (i8 cg8imm:$imm)), 0)]>;
861 def BIT16mc : I16mc<0b1011,
862 (outs), (ins memdst:$dst, cg16imm:$imm),
864 [(MSP430cmp (and_su (load addr:$dst), (i16 cg16imm:$imm)), 0)]>;
866 def BIT8mi : I8mi<0b1011,
867 (outs), (ins memsrc:$dst, i8imm:$imm),
869 [(MSP430cmp (and_su (load addr:$dst), (i8 imm:$imm)), 0)]>;
870 def BIT16mi : I16mi<0b1011,
871 (outs), (ins memsrc:$dst, i16imm:$imm),
873 [(MSP430cmp (and_su (load addr:$dst), (i16 imm:$imm)), 0)]>;
875 def BIT8mm : I8mm<0b1011,
876 (outs), (ins memsrc:$dst, memsrc:$src),
878 [(MSP430cmp (and_su (i8 (load addr:$dst)),
881 def BIT16mm : I16mm<0b1011,
882 (outs), (ins memsrc:$dst, memsrc:$src),
884 [(MSP430cmp (and_su (i16 (load addr:$dst)),
887 def BIT8mn : I8mn<0b1011, (outs), (ins memsrc:$dst, indreg:$rs),
888 "bit.b\t$rs, $dst", []>;
889 def BIT16mn : I16mn<0b1011, (outs), (ins memsrc:$dst, indreg:$rs),
890 "bit\t$rs, $dst", []>;
892 def BIT8mp : I8mp<0b1011, (outs), (ins memsrc:$dst, postreg:$rs),
893 "bit.b\t$rs, $dst", []>;
894 def BIT16mp : I16mp<0b1011, (outs), (ins memsrc:$dst, postreg:$rs),
895 "bit\t$rs, $dst", []>;
899 def TST8r : InstAlias<"tst.b\t$dst", (CMP8rc GR8:$dst, 0)>;
900 def TST16r : InstAlias<"tst\t$dst", (CMP16rc GR16:$dst, 0)>;
901 def TST8m : InstAlias<"tst.b\t$dst", (CMP8mc memdst:$dst, 0)>;
902 def TST16m : InstAlias<"tst\t$dst", (CMP16mc memdst:$dst, 0)>;
904 //===----------------------------------------------------------------------===//
905 // Non-Instruction Patterns
908 def : Pat<(extloadi16i8 addr:$src), (MOVZX16rm8 addr:$src)>;
911 def : Pat<(i16 (anyext GR8:$src)),
912 (SUBREG_TO_REG (i16 0), GR8:$src, subreg_8bit)>;
915 def : Pat<(i8 (trunc GR16:$src)),
916 (EXTRACT_SUBREG GR16:$src, subreg_8bit)>;
918 // GlobalAddress, ExternalSymbol
919 def : Pat<(i16 (MSP430Wrapper tglobaladdr:$dst)), (MOV16ri tglobaladdr:$dst)>;
920 def : Pat<(i16 (MSP430Wrapper texternalsym:$dst)), (MOV16ri texternalsym:$dst)>;
921 def : Pat<(i16 (MSP430Wrapper tblockaddress:$dst)), (MOV16ri tblockaddress:$dst)>;
923 def : Pat<(add GR16:$src, (MSP430Wrapper tglobaladdr :$src2)),
924 (ADD16ri GR16:$src, tglobaladdr:$src2)>;
925 def : Pat<(add GR16:$src, (MSP430Wrapper texternalsym:$src2)),
926 (ADD16ri GR16:$src, texternalsym:$src2)>;
927 def : Pat<(add GR16:$src, (MSP430Wrapper tblockaddress:$src2)),
928 (ADD16ri GR16:$src, tblockaddress:$src2)>;
930 def : Pat<(store (i16 (MSP430Wrapper tglobaladdr:$src)), addr:$dst),
931 (MOV16mi addr:$dst, tglobaladdr:$src)>;
932 def : Pat<(store (i16 (MSP430Wrapper texternalsym:$src)), addr:$dst),
933 (MOV16mi addr:$dst, texternalsym:$src)>;
934 def : Pat<(store (i16 (MSP430Wrapper tblockaddress:$src)), addr:$dst),
935 (MOV16mi addr:$dst, tblockaddress:$src)>;
938 def : Pat<(MSP430call (i16 tglobaladdr:$dst)),
939 (CALLi tglobaladdr:$dst)>;
940 def : Pat<(MSP430call (i16 texternalsym:$dst)),
941 (CALLi texternalsym:$dst)>;
943 // add and sub always produce carry
944 def : Pat<(addc GR16:$src, GR16:$src2),
945 (ADD16rr GR16:$src, GR16:$src2)>;
946 def : Pat<(addc GR16:$src, (load addr:$src2)),
947 (ADD16rm GR16:$src, addr:$src2)>;
948 def : Pat<(addc GR16:$src, imm:$src2),
949 (ADD16ri GR16:$src, imm:$src2)>;
950 def : Pat<(store (addc (load addr:$dst), GR16:$src), addr:$dst),
951 (ADD16mr addr:$dst, GR16:$src)>;
952 def : Pat<(store (addc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
953 (ADD16mm addr:$dst, addr:$src)>;
955 def : Pat<(addc GR8:$src, GR8:$src2),
956 (ADD8rr GR8:$src, GR8:$src2)>;
957 def : Pat<(addc GR8:$src, (load addr:$src2)),
958 (ADD8rm GR8:$src, addr:$src2)>;
959 def : Pat<(addc GR8:$src, imm:$src2),
960 (ADD8ri GR8:$src, imm:$src2)>;
961 def : Pat<(store (addc (load addr:$dst), GR8:$src), addr:$dst),
962 (ADD8mr addr:$dst, GR8:$src)>;
963 def : Pat<(store (addc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
964 (ADD8mm addr:$dst, addr:$src)>;
966 def : Pat<(subc GR16:$src, GR16:$src2),
967 (SUB16rr GR16:$src, GR16:$src2)>;
968 def : Pat<(subc GR16:$src, (load addr:$src2)),
969 (SUB16rm GR16:$src, addr:$src2)>;
970 def : Pat<(subc GR16:$src, imm:$src2),
971 (SUB16ri GR16:$src, imm:$src2)>;
972 def : Pat<(store (subc (load addr:$dst), GR16:$src), addr:$dst),
973 (SUB16mr addr:$dst, GR16:$src)>;
974 def : Pat<(store (subc (load addr:$dst), (i16 (load addr:$src))), addr:$dst),
975 (SUB16mm addr:$dst, addr:$src)>;
977 def : Pat<(subc GR8:$src, GR8:$src2),
978 (SUB8rr GR8:$src, GR8:$src2)>;
979 def : Pat<(subc GR8:$src, (load addr:$src2)),
980 (SUB8rm GR8:$src, addr:$src2)>;
981 def : Pat<(subc GR8:$src, imm:$src2),
982 (SUB8ri GR8:$src, imm:$src2)>;
983 def : Pat<(store (subc (load addr:$dst), GR8:$src), addr:$dst),
984 (SUB8mr addr:$dst, GR8:$src)>;
985 def : Pat<(store (subc (load addr:$dst), (i8 (load addr:$src))), addr:$dst),
986 (SUB8mm addr:$dst, addr:$src)>;
989 def : Pat<(and GR16:$src, 255), (ZEXT16r GR16:$src)>;
990 def : Pat<(MSP430cmp (trunc (and_su GR16:$src, GR16:$src2)), 0),
991 (BIT8rr (EXTRACT_SUBREG GR16:$src, subreg_8bit),
992 (EXTRACT_SUBREG GR16:$src2, subreg_8bit))>;