1 //====- X86Instr64bit.td - Describe X86-64 Instructions ----*- tablegen -*-===//
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 X86-64 instruction set, defining the instructions,
11 // and properties of the instructions which are needed for code generation,
12 // machine code emission, and analysis.
14 //===----------------------------------------------------------------------===//
16 //===----------------------------------------------------------------------===//
17 // Operand Definitions.
20 // 64-bits but only 32 bits are significant.
21 def i64i32imm : Operand<i64>;
22 // 64-bits but only 8 bits are significant.
23 def i64i8imm : Operand<i64>;
25 def lea64mem : Operand<i64> {
26 let PrintMethod = "printi64mem";
27 let MIOperandInfo = (ops GR64, i8imm, GR64, i32imm);
30 def lea64_32mem : Operand<i32> {
31 let PrintMethod = "printlea64_32mem";
32 let MIOperandInfo = (ops GR32, i8imm, GR32, i32imm);
35 //===----------------------------------------------------------------------===//
36 // Complex Pattern Definitions.
38 def lea64addr : ComplexPattern<i64, 4, "SelectLEAAddr",
39 [add, mul, shl, or, frameindex, X86Wrapper],
42 //===----------------------------------------------------------------------===//
46 def i64immSExt32 : PatLeaf<(i64 imm), [{
47 // i64immSExt32 predicate - True if the 64-bit immediate fits in a 32-bit
48 // sign extended field.
49 return (int64_t)N->getZExtValue() == (int32_t)N->getZExtValue();
52 def i64immZExt32 : PatLeaf<(i64 imm), [{
53 // i64immZExt32 predicate - True if the 64-bit immediate fits in a 32-bit
54 // unsignedsign extended field.
55 return (uint64_t)N->getZExtValue() == (uint32_t)N->getZExtValue();
58 def i64immSExt8 : PatLeaf<(i64 imm), [{
59 // i64immSExt8 predicate - True if the 64-bit immediate fits in a 8-bit
60 // sign extended field.
61 return (int64_t)N->getZExtValue() == (int8_t)N->getZExtValue();
64 def i64immFFFFFFFF : PatLeaf<(i64 imm), [{
65 // i64immFFFFFFFF - True if this is a specific constant we can't write in
67 return N->getZExtValue() == 0x00000000FFFFFFFFULL;
71 def sextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (sextloadi8 node:$ptr))>;
72 def sextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (sextloadi16 node:$ptr))>;
73 def sextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (sextloadi32 node:$ptr))>;
75 def zextloadi64i1 : PatFrag<(ops node:$ptr), (i64 (zextloadi1 node:$ptr))>;
76 def zextloadi64i8 : PatFrag<(ops node:$ptr), (i64 (zextloadi8 node:$ptr))>;
77 def zextloadi64i16 : PatFrag<(ops node:$ptr), (i64 (zextloadi16 node:$ptr))>;
78 def zextloadi64i32 : PatFrag<(ops node:$ptr), (i64 (zextloadi32 node:$ptr))>;
80 def extloadi64i1 : PatFrag<(ops node:$ptr), (i64 (extloadi1 node:$ptr))>;
81 def extloadi64i8 : PatFrag<(ops node:$ptr), (i64 (extloadi8 node:$ptr))>;
82 def extloadi64i16 : PatFrag<(ops node:$ptr), (i64 (extloadi16 node:$ptr))>;
83 def extloadi64i32 : PatFrag<(ops node:$ptr), (i64 (extloadi32 node:$ptr))>;
85 //===----------------------------------------------------------------------===//
86 // Instruction list...
89 //===----------------------------------------------------------------------===//
90 // Call Instructions...
93 // All calls clobber the non-callee saved registers...
94 let Defs = [RAX, RCX, RDX, RSI, RDI, R8, R9, R10, R11,
95 FP0, FP1, FP2, FP3, FP4, FP5, FP6, ST0, ST1,
96 MM0, MM1, MM2, MM3, MM4, MM5, MM6, MM7,
97 XMM0, XMM1, XMM2, XMM3, XMM4, XMM5, XMM6, XMM7,
98 XMM8, XMM9, XMM10, XMM11, XMM12, XMM13, XMM14, XMM15, EFLAGS],
100 def CALL64pcrel32 : I<0xE8, RawFrm, (outs), (ins i64imm:$dst, variable_ops),
101 "call\t${dst:call}", []>;
102 def CALL64r : I<0xFF, MRM2r, (outs), (ins GR64:$dst, variable_ops),
103 "call\t{*}$dst", [(X86call GR64:$dst)]>;
104 def CALL64m : I<0xFF, MRM2m, (outs), (ins i64mem:$dst, variable_ops),
105 "call\t{*}$dst", [(X86call (loadi64 addr:$dst))]>;
110 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
111 def TCRETURNdi64 : I<0, Pseudo, (outs), (ins i64imm:$dst, i32imm:$offset, variable_ops),
112 "#TC_RETURN $dst $offset",
115 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
116 def TCRETURNri64 : I<0, Pseudo, (outs), (ins GR64:$dst, i32imm:$offset, variable_ops),
117 "#TC_RETURN $dst $offset",
121 let isCall = 1, isTerminator = 1, isReturn = 1, isBarrier = 1 in
122 def TAILJMPr64 : I<0xFF, MRM4r, (outs), (ins GR64:$dst), "jmp{q}\t{*}$dst # TAILCALL",
126 let isBranch = 1, isTerminator = 1, isBarrier = 1, isIndirectBranch = 1 in {
127 def JMP64r : I<0xFF, MRM4r, (outs), (ins GR64:$dst), "jmp{q}\t{*}$dst",
128 [(brind GR64:$dst)]>;
129 def JMP64m : I<0xFF, MRM4m, (outs), (ins i64mem:$dst), "jmp{q}\t{*}$dst",
130 [(brind (loadi64 addr:$dst))]>;
133 //===----------------------------------------------------------------------===//
134 // EH Pseudo Instructions
136 let isTerminator = 1, isReturn = 1, isBarrier = 1,
138 def EH_RETURN64 : I<0xC3, RawFrm, (outs), (ins GR64:$addr),
139 "ret\t#eh_return, addr: $addr",
140 [(X86ehret GR64:$addr)]>;
144 //===----------------------------------------------------------------------===//
145 // Miscellaneous Instructions...
147 let Defs = [RBP,RSP], Uses = [RBP,RSP], mayLoad = 1, neverHasSideEffects = 1 in
148 def LEAVE64 : I<0xC9, RawFrm,
149 (outs), (ins), "leave", []>;
150 let Defs = [RSP], Uses = [RSP], neverHasSideEffects=1 in {
152 def POP64r : I<0x58, AddRegFrm,
153 (outs GR64:$reg), (ins), "pop{q}\t$reg", []>;
155 def PUSH64r : I<0x50, AddRegFrm,
156 (outs), (ins GR64:$reg), "push{q}\t$reg", []>;
159 let Defs = [RSP, EFLAGS], Uses = [RSP], mayLoad = 1 in
160 def POPFQ : I<0x9D, RawFrm, (outs), (ins), "popf", []>, REX_W;
161 let Defs = [RSP], Uses = [RSP, EFLAGS], mayStore = 1 in
162 def PUSHFQ : I<0x9C, RawFrm, (outs), (ins), "pushf", []>;
164 def LEA64_32r : I<0x8D, MRMSrcMem,
165 (outs GR32:$dst), (ins lea64_32mem:$src),
166 "lea{l}\t{$src|$dst}, {$dst|$src}",
167 [(set GR32:$dst, lea32addr:$src)]>, Requires<[In64BitMode]>;
169 let isReMaterializable = 1 in
170 def LEA64r : RI<0x8D, MRMSrcMem, (outs GR64:$dst), (ins lea64mem:$src),
171 "lea{q}\t{$src|$dst}, {$dst|$src}",
172 [(set GR64:$dst, lea64addr:$src)]>;
174 let isTwoAddress = 1 in
175 def BSWAP64r : RI<0xC8, AddRegFrm, (outs GR64:$dst), (ins GR64:$src),
177 [(set GR64:$dst, (bswap GR64:$src))]>, TB;
179 // Bit scan instructions.
180 let Defs = [EFLAGS] in {
181 def BSF64rr : RI<0xBC, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
182 "bsf{q}\t{$src, $dst|$dst, $src}",
183 [(set GR64:$dst, (X86bsf GR64:$src)), (implicit EFLAGS)]>, TB;
184 def BSF64rm : RI<0xBC, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
185 "bsf{q}\t{$src, $dst|$dst, $src}",
186 [(set GR64:$dst, (X86bsf (loadi64 addr:$src))),
187 (implicit EFLAGS)]>, TB;
189 def BSR64rr : RI<0xBD, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src),
190 "bsr{q}\t{$src, $dst|$dst, $src}",
191 [(set GR64:$dst, (X86bsr GR64:$src)), (implicit EFLAGS)]>, TB;
192 def BSR64rm : RI<0xBD, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
193 "bsr{q}\t{$src, $dst|$dst, $src}",
194 [(set GR64:$dst, (X86bsr (loadi64 addr:$src))),
195 (implicit EFLAGS)]>, TB;
199 let Defs = [RCX,RDI,RSI], Uses = [RCX,RDI,RSI] in
200 def REP_MOVSQ : RI<0xA5, RawFrm, (outs), (ins), "{rep;movsq|rep movsq}",
201 [(X86rep_movs i64)]>, REP;
202 let Defs = [RCX,RDI], Uses = [RAX,RCX,RDI] in
203 def REP_STOSQ : RI<0xAB, RawFrm, (outs), (ins), "{rep;stosq|rep stosq}",
204 [(X86rep_stos i64)]>, REP;
206 //===----------------------------------------------------------------------===//
207 // Move Instructions...
210 let neverHasSideEffects = 1 in
211 def MOV64rr : RI<0x89, MRMDestReg, (outs GR64:$dst), (ins GR64:$src),
212 "mov{q}\t{$src, $dst|$dst, $src}", []>;
214 let isReMaterializable = 1, isAsCheapAsAMove = 1 in {
215 def MOV64ri : RIi64<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64imm:$src),
216 "movabs{q}\t{$src, $dst|$dst, $src}",
217 [(set GR64:$dst, imm:$src)]>;
218 def MOV64ri32 : RIi32<0xC7, MRM0r, (outs GR64:$dst), (ins i64i32imm:$src),
219 "mov{q}\t{$src, $dst|$dst, $src}",
220 [(set GR64:$dst, i64immSExt32:$src)]>;
223 let isSimpleLoad = 1 in
224 def MOV64rm : RI<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$src),
225 "mov{q}\t{$src, $dst|$dst, $src}",
226 [(set GR64:$dst, (load addr:$src))]>;
228 def MOV64mr : RI<0x89, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
229 "mov{q}\t{$src, $dst|$dst, $src}",
230 [(store GR64:$src, addr:$dst)]>;
231 def MOV64mi32 : RIi32<0xC7, MRM0m, (outs), (ins i64mem:$dst, i64i32imm:$src),
232 "mov{q}\t{$src, $dst|$dst, $src}",
233 [(store i64immSExt32:$src, addr:$dst)]>;
235 // Sign/Zero extenders
237 def MOVSX64rr8 : RI<0xBE, MRMSrcReg, (outs GR64:$dst), (ins GR8 :$src),
238 "movs{bq|x}\t{$src, $dst|$dst, $src}",
239 [(set GR64:$dst, (sext GR8:$src))]>, TB;
240 def MOVSX64rm8 : RI<0xBE, MRMSrcMem, (outs GR64:$dst), (ins i8mem :$src),
241 "movs{bq|x}\t{$src, $dst|$dst, $src}",
242 [(set GR64:$dst, (sextloadi64i8 addr:$src))]>, TB;
243 def MOVSX64rr16: RI<0xBF, MRMSrcReg, (outs GR64:$dst), (ins GR16:$src),
244 "movs{wq|x}\t{$src, $dst|$dst, $src}",
245 [(set GR64:$dst, (sext GR16:$src))]>, TB;
246 def MOVSX64rm16: RI<0xBF, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src),
247 "movs{wq|x}\t{$src, $dst|$dst, $src}",
248 [(set GR64:$dst, (sextloadi64i16 addr:$src))]>, TB;
249 def MOVSX64rr32: RI<0x63, MRMSrcReg, (outs GR64:$dst), (ins GR32:$src),
250 "movs{lq|xd}\t{$src, $dst|$dst, $src}",
251 [(set GR64:$dst, (sext GR32:$src))]>;
252 def MOVSX64rm32: RI<0x63, MRMSrcMem, (outs GR64:$dst), (ins i32mem:$src),
253 "movs{lq|xd}\t{$src, $dst|$dst, $src}",
254 [(set GR64:$dst, (sextloadi64i32 addr:$src))]>;
256 // Use movzbl instead of movzbq when the destination is a register; it's
257 // equivalent due to implicit zero-extending, and it has a smaller encoding.
258 def MOVZX64rr8 : I<0xB6, MRMSrcReg, (outs GR64:$dst), (ins GR8 :$src),
259 "movz{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
260 [(set GR64:$dst, (zext GR8:$src))]>, TB;
261 def MOVZX64rm8 : I<0xB6, MRMSrcMem, (outs GR64:$dst), (ins i8mem :$src),
262 "movz{bl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
263 [(set GR64:$dst, (zextloadi64i8 addr:$src))]>, TB;
264 // Use movzwl instead of movzwq when the destination is a register; it's
265 // equivalent due to implicit zero-extending, and it has a smaller encoding.
266 def MOVZX64rr16: I<0xB7, MRMSrcReg, (outs GR64:$dst), (ins GR16:$src),
267 "movz{wl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
268 [(set GR64:$dst, (zext GR16:$src))]>, TB;
269 def MOVZX64rm16: I<0xB7, MRMSrcMem, (outs GR64:$dst), (ins i16mem:$src),
270 "movz{wl|x}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
271 [(set GR64:$dst, (zextloadi64i16 addr:$src))]>, TB;
273 // There's no movzlq instruction, but movl can be used for this purpose, using
274 // implicit zero-extension. We need this because the seeming alternative for
275 // implementing zext from 32 to 64, an EXTRACT_SUBREG/SUBREG_TO_REG pair, isn't
276 // safe because both instructions could be optimized away in the
277 // register-to-register case, leaving nothing behind to do the zero extension.
278 def MOVZX64rr32 : I<0x89, MRMDestReg, (outs GR64:$dst), (ins GR32:$src),
279 "mov{l}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
280 [(set GR64:$dst, (zext GR32:$src))]>;
281 def MOVZX64rm32 : I<0x8B, MRMSrcMem, (outs GR64:$dst), (ins i32mem:$src),
282 "mov{l}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
283 [(set GR64:$dst, (zextloadi64i32 addr:$src))]>;
285 let neverHasSideEffects = 1 in {
286 let Defs = [RAX], Uses = [EAX] in
287 def CDQE : RI<0x98, RawFrm, (outs), (ins),
288 "{cltq|cdqe}", []>; // RAX = signext(EAX)
290 let Defs = [RAX,RDX], Uses = [RAX] in
291 def CQO : RI<0x99, RawFrm, (outs), (ins),
292 "{cqto|cqo}", []>; // RDX:RAX = signext(RAX)
295 //===----------------------------------------------------------------------===//
296 // Arithmetic Instructions...
299 let Defs = [EFLAGS] in {
300 let isTwoAddress = 1 in {
301 let isConvertibleToThreeAddress = 1 in {
302 let isCommutable = 1 in
303 def ADD64rr : RI<0x01, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
304 "add{q}\t{$src2, $dst|$dst, $src2}",
305 [(set GR64:$dst, (add GR64:$src1, GR64:$src2))]>;
307 def ADD64ri32 : RIi32<0x81, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
308 "add{q}\t{$src2, $dst|$dst, $src2}",
309 [(set GR64:$dst, (add GR64:$src1, i64immSExt32:$src2))]>;
310 def ADD64ri8 : RIi8<0x83, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
311 "add{q}\t{$src2, $dst|$dst, $src2}",
312 [(set GR64:$dst, (add GR64:$src1, i64immSExt8:$src2))]>;
313 } // isConvertibleToThreeAddress
315 def ADD64rm : RI<0x03, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
316 "add{q}\t{$src2, $dst|$dst, $src2}",
317 [(set GR64:$dst, (add GR64:$src1, (load addr:$src2)))]>;
320 def ADD64mr : RI<0x01, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
321 "add{q}\t{$src2, $dst|$dst, $src2}",
322 [(store (add (load addr:$dst), GR64:$src2), addr:$dst)]>;
323 def ADD64mi32 : RIi32<0x81, MRM0m, (outs), (ins i64mem:$dst, i64i32imm :$src2),
324 "add{q}\t{$src2, $dst|$dst, $src2}",
325 [(store (add (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
326 def ADD64mi8 : RIi8<0x83, MRM0m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
327 "add{q}\t{$src2, $dst|$dst, $src2}",
328 [(store (add (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
330 let Uses = [EFLAGS] in {
331 let isTwoAddress = 1 in {
332 let isCommutable = 1 in
333 def ADC64rr : RI<0x11, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
334 "adc{q}\t{$src2, $dst|$dst, $src2}",
335 [(set GR64:$dst, (adde GR64:$src1, GR64:$src2))]>;
337 def ADC64rm : RI<0x13, MRMSrcMem , (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
338 "adc{q}\t{$src2, $dst|$dst, $src2}",
339 [(set GR64:$dst, (adde GR64:$src1, (load addr:$src2)))]>;
341 def ADC64ri32 : RIi32<0x81, MRM2r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
342 "adc{q}\t{$src2, $dst|$dst, $src2}",
343 [(set GR64:$dst, (adde GR64:$src1, i64immSExt32:$src2))]>;
344 def ADC64ri8 : RIi8<0x83, MRM2r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
345 "adc{q}\t{$src2, $dst|$dst, $src2}",
346 [(set GR64:$dst, (adde GR64:$src1, i64immSExt8:$src2))]>;
349 def ADC64mr : RI<0x11, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
350 "adc{q}\t{$src2, $dst|$dst, $src2}",
351 [(store (adde (load addr:$dst), GR64:$src2), addr:$dst)]>;
352 def ADC64mi32 : RIi32<0x81, MRM2m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
353 "adc{q}\t{$src2, $dst|$dst, $src2}",
354 [(store (adde (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
355 def ADC64mi8 : RIi8<0x83, MRM2m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
356 "adc{q}\t{$src2, $dst|$dst, $src2}",
357 [(store (adde (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
360 let isTwoAddress = 1 in {
361 def SUB64rr : RI<0x29, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
362 "sub{q}\t{$src2, $dst|$dst, $src2}",
363 [(set GR64:$dst, (sub GR64:$src1, GR64:$src2))]>;
365 def SUB64rm : RI<0x2B, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
366 "sub{q}\t{$src2, $dst|$dst, $src2}",
367 [(set GR64:$dst, (sub GR64:$src1, (load addr:$src2)))]>;
369 def SUB64ri32 : RIi32<0x81, MRM5r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
370 "sub{q}\t{$src2, $dst|$dst, $src2}",
371 [(set GR64:$dst, (sub GR64:$src1, i64immSExt32:$src2))]>;
372 def SUB64ri8 : RIi8<0x83, MRM5r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
373 "sub{q}\t{$src2, $dst|$dst, $src2}",
374 [(set GR64:$dst, (sub GR64:$src1, i64immSExt8:$src2))]>;
377 def SUB64mr : RI<0x29, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
378 "sub{q}\t{$src2, $dst|$dst, $src2}",
379 [(store (sub (load addr:$dst), GR64:$src2), addr:$dst)]>;
380 def SUB64mi32 : RIi32<0x81, MRM5m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
381 "sub{q}\t{$src2, $dst|$dst, $src2}",
382 [(store (sub (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
383 def SUB64mi8 : RIi8<0x83, MRM5m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
384 "sub{q}\t{$src2, $dst|$dst, $src2}",
385 [(store (sub (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
387 let Uses = [EFLAGS] in {
388 let isTwoAddress = 1 in {
389 def SBB64rr : RI<0x19, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
390 "sbb{q}\t{$src2, $dst|$dst, $src2}",
391 [(set GR64:$dst, (sube GR64:$src1, GR64:$src2))]>;
393 def SBB64rm : RI<0x1B, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
394 "sbb{q}\t{$src2, $dst|$dst, $src2}",
395 [(set GR64:$dst, (sube GR64:$src1, (load addr:$src2)))]>;
397 def SBB64ri32 : RIi32<0x81, MRM3r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
398 "sbb{q}\t{$src2, $dst|$dst, $src2}",
399 [(set GR64:$dst, (sube GR64:$src1, i64immSExt32:$src2))]>;
400 def SBB64ri8 : RIi8<0x83, MRM3r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
401 "sbb{q}\t{$src2, $dst|$dst, $src2}",
402 [(set GR64:$dst, (sube GR64:$src1, i64immSExt8:$src2))]>;
405 def SBB64mr : RI<0x19, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
406 "sbb{q}\t{$src2, $dst|$dst, $src2}",
407 [(store (sube (load addr:$dst), GR64:$src2), addr:$dst)]>;
408 def SBB64mi32 : RIi32<0x81, MRM3m, (outs), (ins i64mem:$dst, i64i32imm:$src2),
409 "sbb{q}\t{$src2, $dst|$dst, $src2}",
410 [(store (sube (load addr:$dst), i64immSExt32:$src2), addr:$dst)]>;
411 def SBB64mi8 : RIi8<0x83, MRM3m, (outs), (ins i64mem:$dst, i64i8imm :$src2),
412 "sbb{q}\t{$src2, $dst|$dst, $src2}",
413 [(store (sube (load addr:$dst), i64immSExt8:$src2), addr:$dst)]>;
417 // Unsigned multiplication
418 let Defs = [RAX,RDX,EFLAGS], Uses = [RAX], neverHasSideEffects = 1 in {
419 def MUL64r : RI<0xF7, MRM4r, (outs), (ins GR64:$src),
420 "mul{q}\t$src", []>; // RAX,RDX = RAX*GR64
422 def MUL64m : RI<0xF7, MRM4m, (outs), (ins i64mem:$src),
423 "mul{q}\t$src", []>; // RAX,RDX = RAX*[mem64]
425 // Signed multiplication
426 def IMUL64r : RI<0xF7, MRM5r, (outs), (ins GR64:$src),
427 "imul{q}\t$src", []>; // RAX,RDX = RAX*GR64
429 def IMUL64m : RI<0xF7, MRM5m, (outs), (ins i64mem:$src),
430 "imul{q}\t$src", []>; // RAX,RDX = RAX*[mem64]
433 let Defs = [EFLAGS] in {
434 let isTwoAddress = 1 in {
435 let isCommutable = 1 in
436 def IMUL64rr : RI<0xAF, MRMSrcReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
437 "imul{q}\t{$src2, $dst|$dst, $src2}",
438 [(set GR64:$dst, (mul GR64:$src1, GR64:$src2))]>, TB;
440 def IMUL64rm : RI<0xAF, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
441 "imul{q}\t{$src2, $dst|$dst, $src2}",
442 [(set GR64:$dst, (mul GR64:$src1, (load addr:$src2)))]>, TB;
445 // Suprisingly enough, these are not two address instructions!
446 def IMUL64rri32 : RIi32<0x69, MRMSrcReg, // GR64 = GR64*I32
447 (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
448 "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
449 [(set GR64:$dst, (mul GR64:$src1, i64immSExt32:$src2))]>;
450 def IMUL64rri8 : RIi8<0x6B, MRMSrcReg, // GR64 = GR64*I8
451 (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
452 "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
453 [(set GR64:$dst, (mul GR64:$src1, i64immSExt8:$src2))]>;
454 def IMUL64rmi32 : RIi32<0x69, MRMSrcMem, // GR64 = [mem64]*I32
455 (outs GR64:$dst), (ins i64mem:$src1, i64i32imm:$src2),
456 "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
457 [(set GR64:$dst, (mul (load addr:$src1), i64immSExt32:$src2))]>;
458 def IMUL64rmi8 : RIi8<0x6B, MRMSrcMem, // GR64 = [mem64]*I8
459 (outs GR64:$dst), (ins i64mem:$src1, i64i8imm: $src2),
460 "imul{q}\t{$src2, $src1, $dst|$dst, $src1, $src2}",
461 [(set GR64:$dst, (mul (load addr:$src1), i64immSExt8:$src2))]>;
464 // Unsigned division / remainder
465 let neverHasSideEffects = 1 in {
466 let Defs = [RAX,RDX,EFLAGS], Uses = [RAX,RDX] in {
467 def DIV64r : RI<0xF7, MRM6r, (outs), (ins GR64:$src), // RDX:RAX/r64 = RAX,RDX
469 // Signed division / remainder
470 def IDIV64r: RI<0xF7, MRM7r, (outs), (ins GR64:$src), // RDX:RAX/r64 = RAX,RDX
471 "idiv{q}\t$src", []>;
473 def DIV64m : RI<0xF7, MRM6m, (outs), (ins i64mem:$src), // RDX:RAX/[mem64] = RAX,RDX
475 def IDIV64m: RI<0xF7, MRM7m, (outs), (ins i64mem:$src), // RDX:RAX/[mem64] = RAX,RDX
476 "idiv{q}\t$src", []>;
481 // Unary instructions
482 let Defs = [EFLAGS], CodeSize = 2 in {
483 let isTwoAddress = 1 in
484 def NEG64r : RI<0xF7, MRM3r, (outs GR64:$dst), (ins GR64:$src), "neg{q}\t$dst",
485 [(set GR64:$dst, (ineg GR64:$src))]>;
486 def NEG64m : RI<0xF7, MRM3m, (outs), (ins i64mem:$dst), "neg{q}\t$dst",
487 [(store (ineg (loadi64 addr:$dst)), addr:$dst)]>;
489 let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in
490 def INC64r : RI<0xFF, MRM0r, (outs GR64:$dst), (ins GR64:$src), "inc{q}\t$dst",
491 [(set GR64:$dst, (add GR64:$src, 1))]>;
492 def INC64m : RI<0xFF, MRM0m, (outs), (ins i64mem:$dst), "inc{q}\t$dst",
493 [(store (add (loadi64 addr:$dst), 1), addr:$dst)]>;
495 let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in
496 def DEC64r : RI<0xFF, MRM1r, (outs GR64:$dst), (ins GR64:$src), "dec{q}\t$dst",
497 [(set GR64:$dst, (add GR64:$src, -1))]>;
498 def DEC64m : RI<0xFF, MRM1m, (outs), (ins i64mem:$dst), "dec{q}\t$dst",
499 [(store (add (loadi64 addr:$dst), -1), addr:$dst)]>;
501 // In 64-bit mode, single byte INC and DEC cannot be encoded.
502 let isTwoAddress = 1, isConvertibleToThreeAddress = 1 in {
503 // Can transform into LEA.
504 def INC64_16r : I<0xFF, MRM0r, (outs GR16:$dst), (ins GR16:$src), "inc{w}\t$dst",
505 [(set GR16:$dst, (add GR16:$src, 1))]>,
506 OpSize, Requires<[In64BitMode]>;
507 def INC64_32r : I<0xFF, MRM0r, (outs GR32:$dst), (ins GR32:$src), "inc{l}\t$dst",
508 [(set GR32:$dst, (add GR32:$src, 1))]>,
509 Requires<[In64BitMode]>;
510 def DEC64_16r : I<0xFF, MRM1r, (outs GR16:$dst), (ins GR16:$src), "dec{w}\t$dst",
511 [(set GR16:$dst, (add GR16:$src, -1))]>,
512 OpSize, Requires<[In64BitMode]>;
513 def DEC64_32r : I<0xFF, MRM1r, (outs GR32:$dst), (ins GR32:$src), "dec{l}\t$dst",
514 [(set GR32:$dst, (add GR32:$src, -1))]>,
515 Requires<[In64BitMode]>;
516 } // isConvertibleToThreeAddress
518 // These are duplicates of their 32-bit counterparts. Only needed so X86 knows
519 // how to unfold them.
520 let isTwoAddress = 0, CodeSize = 2 in {
521 def INC64_16m : I<0xFF, MRM0m, (outs), (ins i16mem:$dst), "inc{w}\t$dst",
522 [(store (add (loadi16 addr:$dst), 1), addr:$dst)]>,
523 OpSize, Requires<[In64BitMode]>;
524 def INC64_32m : I<0xFF, MRM0m, (outs), (ins i32mem:$dst), "inc{l}\t$dst",
525 [(store (add (loadi32 addr:$dst), 1), addr:$dst)]>,
526 Requires<[In64BitMode]>;
527 def DEC64_16m : I<0xFF, MRM1m, (outs), (ins i16mem:$dst), "dec{w}\t$dst",
528 [(store (add (loadi16 addr:$dst), -1), addr:$dst)]>,
529 OpSize, Requires<[In64BitMode]>;
530 def DEC64_32m : I<0xFF, MRM1m, (outs), (ins i32mem:$dst), "dec{l}\t$dst",
531 [(store (add (loadi32 addr:$dst), -1), addr:$dst)]>,
532 Requires<[In64BitMode]>;
534 } // Defs = [EFLAGS], CodeSize
537 let Defs = [EFLAGS] in {
538 // Shift instructions
539 let isTwoAddress = 1 in {
541 def SHL64rCL : RI<0xD3, MRM4r, (outs GR64:$dst), (ins GR64:$src),
542 "shl{q}\t{%cl, $dst|$dst, %CL}",
543 [(set GR64:$dst, (shl GR64:$src, CL))]>;
544 let isConvertibleToThreeAddress = 1 in // Can transform into LEA.
545 def SHL64ri : RIi8<0xC1, MRM4r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
546 "shl{q}\t{$src2, $dst|$dst, $src2}",
547 [(set GR64:$dst, (shl GR64:$src1, (i8 imm:$src2)))]>;
548 // NOTE: We don't use shifts of a register by one, because 'add reg,reg' is
553 def SHL64mCL : RI<0xD3, MRM4m, (outs), (ins i64mem:$dst),
554 "shl{q}\t{%cl, $dst|$dst, %CL}",
555 [(store (shl (loadi64 addr:$dst), CL), addr:$dst)]>;
556 def SHL64mi : RIi8<0xC1, MRM4m, (outs), (ins i64mem:$dst, i8imm:$src),
557 "shl{q}\t{$src, $dst|$dst, $src}",
558 [(store (shl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
559 def SHL64m1 : RI<0xD1, MRM4m, (outs), (ins i64mem:$dst),
561 [(store (shl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
563 let isTwoAddress = 1 in {
565 def SHR64rCL : RI<0xD3, MRM5r, (outs GR64:$dst), (ins GR64:$src),
566 "shr{q}\t{%cl, $dst|$dst, %CL}",
567 [(set GR64:$dst, (srl GR64:$src, CL))]>;
568 def SHR64ri : RIi8<0xC1, MRM5r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
569 "shr{q}\t{$src2, $dst|$dst, $src2}",
570 [(set GR64:$dst, (srl GR64:$src1, (i8 imm:$src2)))]>;
571 def SHR64r1 : RI<0xD1, MRM5r, (outs GR64:$dst), (ins GR64:$src1),
573 [(set GR64:$dst, (srl GR64:$src1, (i8 1)))]>;
577 def SHR64mCL : RI<0xD3, MRM5m, (outs), (ins i64mem:$dst),
578 "shr{q}\t{%cl, $dst|$dst, %CL}",
579 [(store (srl (loadi64 addr:$dst), CL), addr:$dst)]>;
580 def SHR64mi : RIi8<0xC1, MRM5m, (outs), (ins i64mem:$dst, i8imm:$src),
581 "shr{q}\t{$src, $dst|$dst, $src}",
582 [(store (srl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
583 def SHR64m1 : RI<0xD1, MRM5m, (outs), (ins i64mem:$dst),
585 [(store (srl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
587 let isTwoAddress = 1 in {
589 def SAR64rCL : RI<0xD3, MRM7r, (outs GR64:$dst), (ins GR64:$src),
590 "sar{q}\t{%cl, $dst|$dst, %CL}",
591 [(set GR64:$dst, (sra GR64:$src, CL))]>;
592 def SAR64ri : RIi8<0xC1, MRM7r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
593 "sar{q}\t{$src2, $dst|$dst, $src2}",
594 [(set GR64:$dst, (sra GR64:$src1, (i8 imm:$src2)))]>;
595 def SAR64r1 : RI<0xD1, MRM7r, (outs GR64:$dst), (ins GR64:$src1),
597 [(set GR64:$dst, (sra GR64:$src1, (i8 1)))]>;
601 def SAR64mCL : RI<0xD3, MRM7m, (outs), (ins i64mem:$dst),
602 "sar{q}\t{%cl, $dst|$dst, %CL}",
603 [(store (sra (loadi64 addr:$dst), CL), addr:$dst)]>;
604 def SAR64mi : RIi8<0xC1, MRM7m, (outs), (ins i64mem:$dst, i8imm:$src),
605 "sar{q}\t{$src, $dst|$dst, $src}",
606 [(store (sra (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
607 def SAR64m1 : RI<0xD1, MRM7m, (outs), (ins i64mem:$dst),
609 [(store (sra (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
611 // Rotate instructions
612 let isTwoAddress = 1 in {
614 def ROL64rCL : RI<0xD3, MRM0r, (outs GR64:$dst), (ins GR64:$src),
615 "rol{q}\t{%cl, $dst|$dst, %CL}",
616 [(set GR64:$dst, (rotl GR64:$src, CL))]>;
617 def ROL64ri : RIi8<0xC1, MRM0r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
618 "rol{q}\t{$src2, $dst|$dst, $src2}",
619 [(set GR64:$dst, (rotl GR64:$src1, (i8 imm:$src2)))]>;
620 def ROL64r1 : RI<0xD1, MRM0r, (outs GR64:$dst), (ins GR64:$src1),
622 [(set GR64:$dst, (rotl GR64:$src1, (i8 1)))]>;
626 def ROL64mCL : I<0xD3, MRM0m, (outs), (ins i64mem:$dst),
627 "rol{q}\t{%cl, $dst|$dst, %CL}",
628 [(store (rotl (loadi64 addr:$dst), CL), addr:$dst)]>;
629 def ROL64mi : RIi8<0xC1, MRM0m, (outs), (ins i64mem:$dst, i8imm:$src),
630 "rol{q}\t{$src, $dst|$dst, $src}",
631 [(store (rotl (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
632 def ROL64m1 : RI<0xD1, MRM0m, (outs), (ins i64mem:$dst),
634 [(store (rotl (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
636 let isTwoAddress = 1 in {
638 def ROR64rCL : RI<0xD3, MRM1r, (outs GR64:$dst), (ins GR64:$src),
639 "ror{q}\t{%cl, $dst|$dst, %CL}",
640 [(set GR64:$dst, (rotr GR64:$src, CL))]>;
641 def ROR64ri : RIi8<0xC1, MRM1r, (outs GR64:$dst), (ins GR64:$src1, i8imm:$src2),
642 "ror{q}\t{$src2, $dst|$dst, $src2}",
643 [(set GR64:$dst, (rotr GR64:$src1, (i8 imm:$src2)))]>;
644 def ROR64r1 : RI<0xD1, MRM1r, (outs GR64:$dst), (ins GR64:$src1),
646 [(set GR64:$dst, (rotr GR64:$src1, (i8 1)))]>;
650 def ROR64mCL : RI<0xD3, MRM1m, (outs), (ins i64mem:$dst),
651 "ror{q}\t{%cl, $dst|$dst, %CL}",
652 [(store (rotr (loadi64 addr:$dst), CL), addr:$dst)]>;
653 def ROR64mi : RIi8<0xC1, MRM1m, (outs), (ins i64mem:$dst, i8imm:$src),
654 "ror{q}\t{$src, $dst|$dst, $src}",
655 [(store (rotr (loadi64 addr:$dst), (i8 imm:$src)), addr:$dst)]>;
656 def ROR64m1 : RI<0xD1, MRM1m, (outs), (ins i64mem:$dst),
658 [(store (rotr (loadi64 addr:$dst), (i8 1)), addr:$dst)]>;
660 // Double shift instructions (generalizations of rotate)
661 let isTwoAddress = 1 in {
663 def SHLD64rrCL : RI<0xA5, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
664 "shld{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
665 [(set GR64:$dst, (X86shld GR64:$src1, GR64:$src2, CL))]>, TB;
666 def SHRD64rrCL : RI<0xAD, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
667 "shrd{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
668 [(set GR64:$dst, (X86shrd GR64:$src1, GR64:$src2, CL))]>, TB;
671 let isCommutable = 1 in { // FIXME: Update X86InstrInfo::commuteInstruction
672 def SHLD64rri8 : RIi8<0xA4, MRMDestReg,
673 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2, i8imm:$src3),
674 "shld{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
675 [(set GR64:$dst, (X86shld GR64:$src1, GR64:$src2,
678 def SHRD64rri8 : RIi8<0xAC, MRMDestReg,
679 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2, i8imm:$src3),
680 "shrd{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
681 [(set GR64:$dst, (X86shrd GR64:$src1, GR64:$src2,
688 def SHLD64mrCL : RI<0xA5, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
689 "shld{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
690 [(store (X86shld (loadi64 addr:$dst), GR64:$src2, CL),
692 def SHRD64mrCL : RI<0xAD, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src2),
693 "shrd{q}\t{%cl, $src2, $dst|$dst, $src2, %CL}",
694 [(store (X86shrd (loadi64 addr:$dst), GR64:$src2, CL),
697 def SHLD64mri8 : RIi8<0xA4, MRMDestMem,
698 (outs), (ins i64mem:$dst, GR64:$src2, i8imm:$src3),
699 "shld{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
700 [(store (X86shld (loadi64 addr:$dst), GR64:$src2,
701 (i8 imm:$src3)), addr:$dst)]>,
703 def SHRD64mri8 : RIi8<0xAC, MRMDestMem,
704 (outs), (ins i64mem:$dst, GR64:$src2, i8imm:$src3),
705 "shrd{q}\t{$src3, $src2, $dst|$dst, $src2, $src3}",
706 [(store (X86shrd (loadi64 addr:$dst), GR64:$src2,
707 (i8 imm:$src3)), addr:$dst)]>,
711 //===----------------------------------------------------------------------===//
712 // Logical Instructions...
715 let isTwoAddress = 1 in
716 def NOT64r : RI<0xF7, MRM2r, (outs GR64:$dst), (ins GR64:$src), "not{q}\t$dst",
717 [(set GR64:$dst, (not GR64:$src))]>;
718 def NOT64m : RI<0xF7, MRM2m, (outs), (ins i64mem:$dst), "not{q}\t$dst",
719 [(store (not (loadi64 addr:$dst)), addr:$dst)]>;
721 let Defs = [EFLAGS] in {
722 let isTwoAddress = 1 in {
723 let isCommutable = 1 in
724 def AND64rr : RI<0x21, MRMDestReg,
725 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
726 "and{q}\t{$src2, $dst|$dst, $src2}",
727 [(set GR64:$dst, (and GR64:$src1, GR64:$src2))]>;
728 def AND64rm : RI<0x23, MRMSrcMem,
729 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
730 "and{q}\t{$src2, $dst|$dst, $src2}",
731 [(set GR64:$dst, (and GR64:$src1, (load addr:$src2)))]>;
732 def AND64ri32 : RIi32<0x81, MRM4r,
733 (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
734 "and{q}\t{$src2, $dst|$dst, $src2}",
735 [(set GR64:$dst, (and GR64:$src1, i64immSExt32:$src2))]>;
736 def AND64ri8 : RIi8<0x83, MRM4r,
737 (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
738 "and{q}\t{$src2, $dst|$dst, $src2}",
739 [(set GR64:$dst, (and GR64:$src1, i64immSExt8:$src2))]>;
742 def AND64mr : RI<0x21, MRMDestMem,
743 (outs), (ins i64mem:$dst, GR64:$src),
744 "and{q}\t{$src, $dst|$dst, $src}",
745 [(store (and (load addr:$dst), GR64:$src), addr:$dst)]>;
746 def AND64mi32 : RIi32<0x81, MRM4m,
747 (outs), (ins i64mem:$dst, i64i32imm:$src),
748 "and{q}\t{$src, $dst|$dst, $src}",
749 [(store (and (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
750 def AND64mi8 : RIi8<0x83, MRM4m,
751 (outs), (ins i64mem:$dst, i64i8imm :$src),
752 "and{q}\t{$src, $dst|$dst, $src}",
753 [(store (and (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
755 let isTwoAddress = 1 in {
756 let isCommutable = 1 in
757 def OR64rr : RI<0x09, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
758 "or{q}\t{$src2, $dst|$dst, $src2}",
759 [(set GR64:$dst, (or GR64:$src1, GR64:$src2))]>;
760 def OR64rm : RI<0x0B, MRMSrcMem , (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
761 "or{q}\t{$src2, $dst|$dst, $src2}",
762 [(set GR64:$dst, (or GR64:$src1, (load addr:$src2)))]>;
763 def OR64ri32 : RIi32<0x81, MRM1r, (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
764 "or{q}\t{$src2, $dst|$dst, $src2}",
765 [(set GR64:$dst, (or GR64:$src1, i64immSExt32:$src2))]>;
766 def OR64ri8 : RIi8<0x83, MRM1r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
767 "or{q}\t{$src2, $dst|$dst, $src2}",
768 [(set GR64:$dst, (or GR64:$src1, i64immSExt8:$src2))]>;
771 def OR64mr : RI<0x09, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
772 "or{q}\t{$src, $dst|$dst, $src}",
773 [(store (or (load addr:$dst), GR64:$src), addr:$dst)]>;
774 def OR64mi32 : RIi32<0x81, MRM1m, (outs), (ins i64mem:$dst, i64i32imm:$src),
775 "or{q}\t{$src, $dst|$dst, $src}",
776 [(store (or (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
777 def OR64mi8 : RIi8<0x83, MRM1m, (outs), (ins i64mem:$dst, i64i8imm:$src),
778 "or{q}\t{$src, $dst|$dst, $src}",
779 [(store (or (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
781 let isTwoAddress = 1 in {
782 let isCommutable = 1 in
783 def XOR64rr : RI<0x31, MRMDestReg, (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
784 "xor{q}\t{$src2, $dst|$dst, $src2}",
785 [(set GR64:$dst, (xor GR64:$src1, GR64:$src2))]>;
786 def XOR64rm : RI<0x33, MRMSrcMem, (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
787 "xor{q}\t{$src2, $dst|$dst, $src2}",
788 [(set GR64:$dst, (xor GR64:$src1, (load addr:$src2)))]>;
789 def XOR64ri32 : RIi32<0x81, MRM6r,
790 (outs GR64:$dst), (ins GR64:$src1, i64i32imm:$src2),
791 "xor{q}\t{$src2, $dst|$dst, $src2}",
792 [(set GR64:$dst, (xor GR64:$src1, i64immSExt32:$src2))]>;
793 def XOR64ri8 : RIi8<0x83, MRM6r, (outs GR64:$dst), (ins GR64:$src1, i64i8imm:$src2),
794 "xor{q}\t{$src2, $dst|$dst, $src2}",
795 [(set GR64:$dst, (xor GR64:$src1, i64immSExt8:$src2))]>;
798 def XOR64mr : RI<0x31, MRMDestMem, (outs), (ins i64mem:$dst, GR64:$src),
799 "xor{q}\t{$src, $dst|$dst, $src}",
800 [(store (xor (load addr:$dst), GR64:$src), addr:$dst)]>;
801 def XOR64mi32 : RIi32<0x81, MRM6m, (outs), (ins i64mem:$dst, i64i32imm:$src),
802 "xor{q}\t{$src, $dst|$dst, $src}",
803 [(store (xor (loadi64 addr:$dst), i64immSExt32:$src), addr:$dst)]>;
804 def XOR64mi8 : RIi8<0x83, MRM6m, (outs), (ins i64mem:$dst, i64i8imm :$src),
805 "xor{q}\t{$src, $dst|$dst, $src}",
806 [(store (xor (load addr:$dst), i64immSExt8:$src), addr:$dst)]>;
809 //===----------------------------------------------------------------------===//
810 // Comparison Instructions...
813 // Integer comparison
814 let Defs = [EFLAGS] in {
815 let isCommutable = 1 in
816 def TEST64rr : RI<0x85, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
817 "test{q}\t{$src2, $src1|$src1, $src2}",
818 [(X86cmp (and GR64:$src1, GR64:$src2), 0),
820 def TEST64rm : RI<0x85, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
821 "test{q}\t{$src2, $src1|$src1, $src2}",
822 [(X86cmp (and GR64:$src1, (loadi64 addr:$src2)), 0),
824 def TEST64ri32 : RIi32<0xF7, MRM0r, (outs),
825 (ins GR64:$src1, i64i32imm:$src2),
826 "test{q}\t{$src2, $src1|$src1, $src2}",
827 [(X86cmp (and GR64:$src1, i64immSExt32:$src2), 0),
829 def TEST64mi32 : RIi32<0xF7, MRM0m, (outs),
830 (ins i64mem:$src1, i64i32imm:$src2),
831 "test{q}\t{$src2, $src1|$src1, $src2}",
832 [(X86cmp (and (loadi64 addr:$src1), i64immSExt32:$src2), 0),
835 def CMP64rr : RI<0x39, MRMDestReg, (outs), (ins GR64:$src1, GR64:$src2),
836 "cmp{q}\t{$src2, $src1|$src1, $src2}",
837 [(X86cmp GR64:$src1, GR64:$src2),
839 def CMP64mr : RI<0x39, MRMDestMem, (outs), (ins i64mem:$src1, GR64:$src2),
840 "cmp{q}\t{$src2, $src1|$src1, $src2}",
841 [(X86cmp (loadi64 addr:$src1), GR64:$src2),
843 def CMP64rm : RI<0x3B, MRMSrcMem, (outs), (ins GR64:$src1, i64mem:$src2),
844 "cmp{q}\t{$src2, $src1|$src1, $src2}",
845 [(X86cmp GR64:$src1, (loadi64 addr:$src2)),
847 def CMP64ri32 : RIi32<0x81, MRM7r, (outs), (ins GR64:$src1, i64i32imm:$src2),
848 "cmp{q}\t{$src2, $src1|$src1, $src2}",
849 [(X86cmp GR64:$src1, i64immSExt32:$src2),
851 def CMP64mi32 : RIi32<0x81, MRM7m, (outs),
852 (ins i64mem:$src1, i64i32imm:$src2),
853 "cmp{q}\t{$src2, $src1|$src1, $src2}",
854 [(X86cmp (loadi64 addr:$src1), i64immSExt32:$src2),
856 def CMP64mi8 : RIi8<0x83, MRM7m, (outs), (ins i64mem:$src1, i64i8imm:$src2),
857 "cmp{q}\t{$src2, $src1|$src1, $src2}",
858 [(X86cmp (loadi64 addr:$src1), i64immSExt8:$src2),
860 def CMP64ri8 : RIi8<0x83, MRM7r, (outs), (ins GR64:$src1, i64i8imm:$src2),
861 "cmp{q}\t{$src2, $src1|$src1, $src2}",
862 [(X86cmp GR64:$src1, i64immSExt8:$src2),
867 let Uses = [EFLAGS], isTwoAddress = 1 in {
868 let isCommutable = 1 in {
869 def CMOVB64rr : RI<0x42, MRMSrcReg, // if <u, GR64 = GR64
870 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
871 "cmovb\t{$src2, $dst|$dst, $src2}",
872 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
873 X86_COND_B, EFLAGS))]>, TB;
874 def CMOVAE64rr: RI<0x43, MRMSrcReg, // if >=u, GR64 = GR64
875 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
876 "cmovae\t{$src2, $dst|$dst, $src2}",
877 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
878 X86_COND_AE, EFLAGS))]>, TB;
879 def CMOVE64rr : RI<0x44, MRMSrcReg, // if ==, GR64 = GR64
880 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
881 "cmove\t{$src2, $dst|$dst, $src2}",
882 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
883 X86_COND_E, EFLAGS))]>, TB;
884 def CMOVNE64rr: RI<0x45, MRMSrcReg, // if !=, GR64 = GR64
885 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
886 "cmovne\t{$src2, $dst|$dst, $src2}",
887 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
888 X86_COND_NE, EFLAGS))]>, TB;
889 def CMOVBE64rr: RI<0x46, MRMSrcReg, // if <=u, GR64 = GR64
890 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
891 "cmovbe\t{$src2, $dst|$dst, $src2}",
892 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
893 X86_COND_BE, EFLAGS))]>, TB;
894 def CMOVA64rr : RI<0x47, MRMSrcReg, // if >u, GR64 = GR64
895 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
896 "cmova\t{$src2, $dst|$dst, $src2}",
897 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
898 X86_COND_A, EFLAGS))]>, TB;
899 def CMOVL64rr : RI<0x4C, MRMSrcReg, // if <s, GR64 = GR64
900 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
901 "cmovl\t{$src2, $dst|$dst, $src2}",
902 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
903 X86_COND_L, EFLAGS))]>, TB;
904 def CMOVGE64rr: RI<0x4D, MRMSrcReg, // if >=s, GR64 = GR64
905 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
906 "cmovge\t{$src2, $dst|$dst, $src2}",
907 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
908 X86_COND_GE, EFLAGS))]>, TB;
909 def CMOVLE64rr: RI<0x4E, MRMSrcReg, // if <=s, GR64 = GR64
910 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
911 "cmovle\t{$src2, $dst|$dst, $src2}",
912 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
913 X86_COND_LE, EFLAGS))]>, TB;
914 def CMOVG64rr : RI<0x4F, MRMSrcReg, // if >s, GR64 = GR64
915 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
916 "cmovg\t{$src2, $dst|$dst, $src2}",
917 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
918 X86_COND_G, EFLAGS))]>, TB;
919 def CMOVS64rr : RI<0x48, MRMSrcReg, // if signed, GR64 = GR64
920 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
921 "cmovs\t{$src2, $dst|$dst, $src2}",
922 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
923 X86_COND_S, EFLAGS))]>, TB;
924 def CMOVNS64rr: RI<0x49, MRMSrcReg, // if !signed, GR64 = GR64
925 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
926 "cmovns\t{$src2, $dst|$dst, $src2}",
927 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
928 X86_COND_NS, EFLAGS))]>, TB;
929 def CMOVP64rr : RI<0x4A, MRMSrcReg, // if parity, GR64 = GR64
930 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
931 "cmovp\t{$src2, $dst|$dst, $src2}",
932 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
933 X86_COND_P, EFLAGS))]>, TB;
934 def CMOVNP64rr : RI<0x4B, MRMSrcReg, // if !parity, GR64 = GR64
935 (outs GR64:$dst), (ins GR64:$src1, GR64:$src2),
936 "cmovnp\t{$src2, $dst|$dst, $src2}",
937 [(set GR64:$dst, (X86cmov GR64:$src1, GR64:$src2,
938 X86_COND_NP, EFLAGS))]>, TB;
939 } // isCommutable = 1
941 def CMOVB64rm : RI<0x42, MRMSrcMem, // if <u, GR64 = [mem64]
942 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
943 "cmovb\t{$src2, $dst|$dst, $src2}",
944 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
945 X86_COND_B, EFLAGS))]>, TB;
946 def CMOVAE64rm: RI<0x43, MRMSrcMem, // if >=u, GR64 = [mem64]
947 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
948 "cmovae\t{$src2, $dst|$dst, $src2}",
949 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
950 X86_COND_AE, EFLAGS))]>, TB;
951 def CMOVE64rm : RI<0x44, MRMSrcMem, // if ==, GR64 = [mem64]
952 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
953 "cmove\t{$src2, $dst|$dst, $src2}",
954 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
955 X86_COND_E, EFLAGS))]>, TB;
956 def CMOVNE64rm: RI<0x45, MRMSrcMem, // if !=, GR64 = [mem64]
957 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
958 "cmovne\t{$src2, $dst|$dst, $src2}",
959 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
960 X86_COND_NE, EFLAGS))]>, TB;
961 def CMOVBE64rm: RI<0x46, MRMSrcMem, // if <=u, GR64 = [mem64]
962 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
963 "cmovbe\t{$src2, $dst|$dst, $src2}",
964 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
965 X86_COND_BE, EFLAGS))]>, TB;
966 def CMOVA64rm : RI<0x47, MRMSrcMem, // if >u, GR64 = [mem64]
967 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
968 "cmova\t{$src2, $dst|$dst, $src2}",
969 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
970 X86_COND_A, EFLAGS))]>, TB;
971 def CMOVL64rm : RI<0x4C, MRMSrcMem, // if <s, GR64 = [mem64]
972 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
973 "cmovl\t{$src2, $dst|$dst, $src2}",
974 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
975 X86_COND_L, EFLAGS))]>, TB;
976 def CMOVGE64rm: RI<0x4D, MRMSrcMem, // if >=s, GR64 = [mem64]
977 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
978 "cmovge\t{$src2, $dst|$dst, $src2}",
979 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
980 X86_COND_GE, EFLAGS))]>, TB;
981 def CMOVLE64rm: RI<0x4E, MRMSrcMem, // if <=s, GR64 = [mem64]
982 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
983 "cmovle\t{$src2, $dst|$dst, $src2}",
984 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
985 X86_COND_LE, EFLAGS))]>, TB;
986 def CMOVG64rm : RI<0x4F, MRMSrcMem, // if >s, GR64 = [mem64]
987 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
988 "cmovg\t{$src2, $dst|$dst, $src2}",
989 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
990 X86_COND_G, EFLAGS))]>, TB;
991 def CMOVS64rm : RI<0x48, MRMSrcMem, // if signed, GR64 = [mem64]
992 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
993 "cmovs\t{$src2, $dst|$dst, $src2}",
994 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
995 X86_COND_S, EFLAGS))]>, TB;
996 def CMOVNS64rm: RI<0x49, MRMSrcMem, // if !signed, GR64 = [mem64]
997 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
998 "cmovns\t{$src2, $dst|$dst, $src2}",
999 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
1000 X86_COND_NS, EFLAGS))]>, TB;
1001 def CMOVP64rm : RI<0x4A, MRMSrcMem, // if parity, GR64 = [mem64]
1002 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
1003 "cmovp\t{$src2, $dst|$dst, $src2}",
1004 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
1005 X86_COND_P, EFLAGS))]>, TB;
1006 def CMOVNP64rm : RI<0x4B, MRMSrcMem, // if !parity, GR64 = [mem64]
1007 (outs GR64:$dst), (ins GR64:$src1, i64mem:$src2),
1008 "cmovnp\t{$src2, $dst|$dst, $src2}",
1009 [(set GR64:$dst, (X86cmov GR64:$src1, (loadi64 addr:$src2),
1010 X86_COND_NP, EFLAGS))]>, TB;
1013 //===----------------------------------------------------------------------===//
1014 // Conversion Instructions...
1017 // f64 -> signed i64
1018 def Int_CVTSD2SI64rr: RSDI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
1019 "cvtsd2si{q}\t{$src, $dst|$dst, $src}",
1021 (int_x86_sse2_cvtsd2si64 VR128:$src))]>;
1022 def Int_CVTSD2SI64rm: RSDI<0x2D, MRMSrcMem, (outs GR64:$dst), (ins f128mem:$src),
1023 "cvtsd2si{q}\t{$src, $dst|$dst, $src}",
1024 [(set GR64:$dst, (int_x86_sse2_cvtsd2si64
1025 (load addr:$src)))]>;
1026 def CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins FR64:$src),
1027 "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
1028 [(set GR64:$dst, (fp_to_sint FR64:$src))]>;
1029 def CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f64mem:$src),
1030 "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
1031 [(set GR64:$dst, (fp_to_sint (loadf64 addr:$src)))]>;
1032 def Int_CVTTSD2SI64rr: RSDI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
1033 "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
1035 (int_x86_sse2_cvttsd2si64 VR128:$src))]>;
1036 def Int_CVTTSD2SI64rm: RSDI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f128mem:$src),
1037 "cvttsd2si{q}\t{$src, $dst|$dst, $src}",
1039 (int_x86_sse2_cvttsd2si64
1040 (load addr:$src)))]>;
1042 // Signed i64 -> f64
1043 def CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
1044 "cvtsi2sd{q}\t{$src, $dst|$dst, $src}",
1045 [(set FR64:$dst, (sint_to_fp GR64:$src))]>;
1046 def CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
1047 "cvtsi2sd{q}\t{$src, $dst|$dst, $src}",
1048 [(set FR64:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
1050 let isTwoAddress = 1 in {
1051 def Int_CVTSI2SD64rr: RSDI<0x2A, MRMSrcReg,
1052 (outs VR128:$dst), (ins VR128:$src1, GR64:$src2),
1053 "cvtsi2sd{q}\t{$src2, $dst|$dst, $src2}",
1055 (int_x86_sse2_cvtsi642sd VR128:$src1,
1057 def Int_CVTSI2SD64rm: RSDI<0x2A, MRMSrcMem,
1058 (outs VR128:$dst), (ins VR128:$src1, i64mem:$src2),
1059 "cvtsi2sd{q}\t{$src2, $dst|$dst, $src2}",
1061 (int_x86_sse2_cvtsi642sd VR128:$src1,
1062 (loadi64 addr:$src2)))]>;
1065 // Signed i64 -> f32
1066 def CVTSI2SS64rr: RSSI<0x2A, MRMSrcReg, (outs FR32:$dst), (ins GR64:$src),
1067 "cvtsi2ss{q}\t{$src, $dst|$dst, $src}",
1068 [(set FR32:$dst, (sint_to_fp GR64:$src))]>;
1069 def CVTSI2SS64rm: RSSI<0x2A, MRMSrcMem, (outs FR32:$dst), (ins i64mem:$src),
1070 "cvtsi2ss{q}\t{$src, $dst|$dst, $src}",
1071 [(set FR32:$dst, (sint_to_fp (loadi64 addr:$src)))]>;
1073 let isTwoAddress = 1 in {
1074 def Int_CVTSI2SS64rr : RSSI<0x2A, MRMSrcReg,
1075 (outs VR128:$dst), (ins VR128:$src1, GR64:$src2),
1076 "cvtsi2ss{q}\t{$src2, $dst|$dst, $src2}",
1078 (int_x86_sse_cvtsi642ss VR128:$src1,
1080 def Int_CVTSI2SS64rm : RSSI<0x2A, MRMSrcMem,
1081 (outs VR128:$dst), (ins VR128:$src1, i64mem:$src2),
1082 "cvtsi2ss{q}\t{$src2, $dst|$dst, $src2}",
1084 (int_x86_sse_cvtsi642ss VR128:$src1,
1085 (loadi64 addr:$src2)))]>;
1088 // f32 -> signed i64
1089 def Int_CVTSS2SI64rr: RSSI<0x2D, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
1090 "cvtss2si{q}\t{$src, $dst|$dst, $src}",
1092 (int_x86_sse_cvtss2si64 VR128:$src))]>;
1093 def Int_CVTSS2SI64rm: RSSI<0x2D, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
1094 "cvtss2si{q}\t{$src, $dst|$dst, $src}",
1095 [(set GR64:$dst, (int_x86_sse_cvtss2si64
1096 (load addr:$src)))]>;
1097 def CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins FR32:$src),
1098 "cvttss2si{q}\t{$src, $dst|$dst, $src}",
1099 [(set GR64:$dst, (fp_to_sint FR32:$src))]>;
1100 def CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
1101 "cvttss2si{q}\t{$src, $dst|$dst, $src}",
1102 [(set GR64:$dst, (fp_to_sint (loadf32 addr:$src)))]>;
1103 def Int_CVTTSS2SI64rr: RSSI<0x2C, MRMSrcReg, (outs GR64:$dst), (ins VR128:$src),
1104 "cvttss2si{q}\t{$src, $dst|$dst, $src}",
1106 (int_x86_sse_cvttss2si64 VR128:$src))]>;
1107 def Int_CVTTSS2SI64rm: RSSI<0x2C, MRMSrcMem, (outs GR64:$dst), (ins f32mem:$src),
1108 "cvttss2si{q}\t{$src, $dst|$dst, $src}",
1110 (int_x86_sse_cvttss2si64 (load addr:$src)))]>;
1112 //===----------------------------------------------------------------------===//
1113 // Alias Instructions
1114 //===----------------------------------------------------------------------===//
1116 // Alias instructions that map movr0 to xor. Use xorl instead of xorq; it's
1117 // equivalent due to implicit zero-extending, and it sometimes has a smaller
1119 // FIXME: remove when we can teach regalloc that xor reg, reg is ok.
1120 // FIXME: AddedComplexity gives MOV64r0 a higher priority than MOV64ri32. Remove
1121 // when we have a better way to specify isel priority.
1122 let Defs = [EFLAGS], AddedComplexity = 1,
1123 isReMaterializable = 1, isAsCheapAsAMove = 1 in
1124 def MOV64r0 : I<0x31, MRMInitReg, (outs GR64:$dst), (ins),
1125 "xor{l}\t${dst:subreg32}, ${dst:subreg32}",
1126 [(set GR64:$dst, 0)]>;
1128 // Materialize i64 constant where top 32-bits are zero.
1129 let AddedComplexity = 1, isReMaterializable = 1 in
1130 def MOV64ri64i32 : Ii32<0xB8, AddRegFrm, (outs GR64:$dst), (ins i64i32imm:$src),
1131 "mov{l}\t{$src, ${dst:subreg32}|${dst:subreg32}, $src}",
1132 [(set GR64:$dst, i64immZExt32:$src)]>;
1134 //===----------------------------------------------------------------------===//
1135 // Thread Local Storage Instructions
1136 //===----------------------------------------------------------------------===//
1138 def TLS_addr64 : I<0, Pseudo, (outs GR64:$dst), (ins i64imm:$sym),
1139 ".byte\t0x66; leaq\t${sym:mem}(%rip), $dst; .word\t0x6666; rex64",
1140 [(set GR64:$dst, (X86tlsaddr tglobaltlsaddr:$sym))]>;
1142 //===----------------------------------------------------------------------===//
1143 // Atomic Instructions
1144 //===----------------------------------------------------------------------===//
1146 let Defs = [RAX, EFLAGS], Uses = [RAX] in {
1147 def LCMPXCHG64 : RI<0xB1, MRMDestMem, (outs), (ins i64mem:$ptr, GR64:$swap),
1148 "lock\n\tcmpxchgq\t$swap,$ptr",
1149 [(X86cas addr:$ptr, GR64:$swap, 8)]>, TB, LOCK;
1152 let Constraints = "$val = $dst" in {
1153 let Defs = [EFLAGS] in
1154 def LXADD64 : RI<0xC1, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$ptr,GR64:$val),
1155 "lock\n\txadd\t$val, $ptr",
1156 [(set GR64:$dst, (atomic_load_add_64 addr:$ptr, GR64:$val))]>,
1158 def XCHG64rm : RI<0x87, MRMSrcMem, (outs GR64:$dst), (ins i64mem:$ptr,GR64:$val),
1160 [(set GR64:$dst, (atomic_swap_64 addr:$ptr, GR64:$val))]>;
1163 // Atomic exchange, and, or, xor
1164 let Constraints = "$val = $dst", Defs = [EFLAGS],
1165 usesCustomDAGSchedInserter = 1 in {
1166 def ATOMAND64 : I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1167 "#ATOMAND64 PSUEDO!",
1168 [(set GR64:$dst, (atomic_load_and_64 addr:$ptr, GR64:$val))]>;
1169 def ATOMOR64 : I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1170 "#ATOMOR64 PSUEDO!",
1171 [(set GR64:$dst, (atomic_load_or_64 addr:$ptr, GR64:$val))]>;
1172 def ATOMXOR64 : I<0, Pseudo,(outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1173 "#ATOMXOR64 PSUEDO!",
1174 [(set GR64:$dst, (atomic_load_xor_64 addr:$ptr, GR64:$val))]>;
1175 def ATOMNAND64 : I<0, Pseudo,(outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1176 "#ATOMNAND64 PSUEDO!",
1177 [(set GR64:$dst, (atomic_load_nand_64 addr:$ptr, GR64:$val))]>;
1178 def ATOMMIN64: I<0, Pseudo, (outs GR64:$dst), (ins i64mem:$ptr, GR64:$val),
1179 "#ATOMMIN64 PSUEDO!",
1180 [(set GR64:$dst, (atomic_load_min_64 addr:$ptr, GR64:$val))]>;
1181 def ATOMMAX64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1182 "#ATOMMAX64 PSUEDO!",
1183 [(set GR64:$dst, (atomic_load_max_64 addr:$ptr, GR64:$val))]>;
1184 def ATOMUMIN64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1185 "#ATOMUMIN64 PSUEDO!",
1186 [(set GR64:$dst, (atomic_load_umin_64 addr:$ptr, GR64:$val))]>;
1187 def ATOMUMAX64: I<0, Pseudo, (outs GR64:$dst),(ins i64mem:$ptr, GR64:$val),
1188 "#ATOMUMAX64 PSUEDO!",
1189 [(set GR64:$dst, (atomic_load_umax_64 addr:$ptr, GR64:$val))]>;
1192 //===----------------------------------------------------------------------===//
1193 // Non-Instruction Patterns
1194 //===----------------------------------------------------------------------===//
1196 // ConstantPool GlobalAddress, ExternalSymbol, and JumpTable
1197 def : Pat<(i64 (X86Wrapper tconstpool :$dst)),
1198 (MOV64ri tconstpool :$dst)>, Requires<[NotSmallCode]>;
1199 def : Pat<(i64 (X86Wrapper tjumptable :$dst)),
1200 (MOV64ri tjumptable :$dst)>, Requires<[NotSmallCode]>;
1201 def : Pat<(i64 (X86Wrapper tglobaladdr :$dst)),
1202 (MOV64ri tglobaladdr :$dst)>, Requires<[NotSmallCode]>;
1203 def : Pat<(i64 (X86Wrapper texternalsym:$dst)),
1204 (MOV64ri texternalsym:$dst)>, Requires<[NotSmallCode]>;
1206 def : Pat<(store (i64 (X86Wrapper tconstpool:$src)), addr:$dst),
1207 (MOV64mi32 addr:$dst, tconstpool:$src)>,
1208 Requires<[SmallCode, IsStatic]>;
1209 def : Pat<(store (i64 (X86Wrapper tjumptable:$src)), addr:$dst),
1210 (MOV64mi32 addr:$dst, tjumptable:$src)>,
1211 Requires<[SmallCode, IsStatic]>;
1212 def : Pat<(store (i64 (X86Wrapper tglobaladdr:$src)), addr:$dst),
1213 (MOV64mi32 addr:$dst, tglobaladdr:$src)>,
1214 Requires<[SmallCode, IsStatic]>;
1215 def : Pat<(store (i64 (X86Wrapper texternalsym:$src)), addr:$dst),
1216 (MOV64mi32 addr:$dst, texternalsym:$src)>,
1217 Requires<[SmallCode, IsStatic]>;
1220 // Direct PC relative function call for small code model. 32-bit displacement
1221 // sign extended to 64-bit.
1222 def : Pat<(X86call (i64 tglobaladdr:$dst)),
1223 (CALL64pcrel32 tglobaladdr:$dst)>;
1224 def : Pat<(X86call (i64 texternalsym:$dst)),
1225 (CALL64pcrel32 texternalsym:$dst)>;
1227 def : Pat<(X86tailcall (i64 tglobaladdr:$dst)),
1228 (CALL64pcrel32 tglobaladdr:$dst)>;
1229 def : Pat<(X86tailcall (i64 texternalsym:$dst)),
1230 (CALL64pcrel32 texternalsym:$dst)>;
1232 def : Pat<(X86tailcall GR64:$dst),
1233 (CALL64r GR64:$dst)>;
1237 def : Pat<(X86tailcall GR32:$dst),
1239 def : Pat<(X86tailcall (i64 tglobaladdr:$dst)),
1241 def : Pat<(X86tailcall (i64 texternalsym:$dst)),
1244 def : Pat<(X86tcret GR64:$dst, imm:$off),
1245 (TCRETURNri64 GR64:$dst, imm:$off)>;
1247 def : Pat<(X86tcret (i64 tglobaladdr:$dst), imm:$off),
1248 (TCRETURNdi64 texternalsym:$dst, imm:$off)>;
1250 def : Pat<(X86tcret (i64 texternalsym:$dst), imm:$off),
1251 (TCRETURNdi64 texternalsym:$dst, imm:$off)>;
1255 // TEST R,R is smaller than CMP R,0
1256 def : Pat<(parallel (X86cmp GR64:$src1, 0), (implicit EFLAGS)),
1257 (TEST64rr GR64:$src1, GR64:$src1)>;
1262 def : Pat<(i64 (zext GR32:$src)),
1263 (SUBREG_TO_REG (i64 0), GR32:$src, x86_subreg_32bit)>;
1265 // zextload bool -> zextload byte
1266 def : Pat<(zextloadi64i1 addr:$src), (MOVZX64rm8 addr:$src)>;
1269 // When extloading from 16-bit and smaller memory locations into 64-bit registers,
1270 // use zero-extending loads so that the entire 64-bit register is defined, avoiding
1271 // partial-register updates.
1272 def : Pat<(extloadi64i1 addr:$src), (MOVZX64rm8 addr:$src)>;
1273 def : Pat<(extloadi64i8 addr:$src), (MOVZX64rm8 addr:$src)>;
1274 def : Pat<(extloadi64i16 addr:$src), (MOVZX64rm16 addr:$src)>;
1275 // For other extloads, use subregs, since the high contents of the register are
1276 // defined after an extload.
1277 def : Pat<(extloadi64i32 addr:$src),
1278 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), (MOV32rm addr:$src),
1280 def : Pat<(extloadi16i1 addr:$src),
1281 (INSERT_SUBREG (i16 (IMPLICIT_DEF)), (MOV8rm addr:$src),
1283 Requires<[In64BitMode]>;
1284 def : Pat<(extloadi16i8 addr:$src),
1285 (INSERT_SUBREG (i16 (IMPLICIT_DEF)), (MOV8rm addr:$src),
1287 Requires<[In64BitMode]>;
1290 def : Pat<(i64 (anyext GR8:$src)),
1291 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR8:$src, x86_subreg_8bit)>;
1292 def : Pat<(i64 (anyext GR16:$src)),
1293 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR16:$src, x86_subreg_16bit)>;
1294 def : Pat<(i64 (anyext GR32:$src)),
1295 (INSERT_SUBREG (i64 (IMPLICIT_DEF)), GR32:$src, x86_subreg_32bit)>;
1296 def : Pat<(i16 (anyext GR8:$src)),
1297 (INSERT_SUBREG (i16 (IMPLICIT_DEF)), GR8:$src, x86_subreg_8bit)>,
1298 Requires<[In64BitMode]>;
1299 def : Pat<(i32 (anyext GR8:$src)),
1300 (INSERT_SUBREG (i32 (IMPLICIT_DEF)), GR8:$src, x86_subreg_8bit)>,
1301 Requires<[In64BitMode]>;
1303 //===----------------------------------------------------------------------===//
1305 //===----------------------------------------------------------------------===//
1307 // r & (2^32-1) ==> movz
1308 def : Pat<(and GR64:$src, i64immFFFFFFFF),
1309 (MOVZX64rr32 (i32 (EXTRACT_SUBREG GR64:$src, x86_subreg_32bit)))>;
1310 // r & (2^16-1) ==> movz
1311 def : Pat<(and GR64:$src, 0xffff),
1312 (MOVZX64rr16 (i16 (EXTRACT_SUBREG GR64:$src, x86_subreg_16bit)))>;
1313 // r & (2^8-1) ==> movz
1314 def : Pat<(and GR64:$src, 0xff),
1315 (MOVZX64rr8 (i8 (EXTRACT_SUBREG GR64:$src, x86_subreg_8bit)))>;
1316 // r & (2^8-1) ==> movz
1317 def : Pat<(and GR32:$src1, 0xff),
1318 (MOVZX32rr8 (i8 (EXTRACT_SUBREG GR32:$src1, x86_subreg_8bit)))>,
1319 Requires<[In64BitMode]>;
1320 // r & (2^8-1) ==> movz
1321 def : Pat<(and GR16:$src1, 0xff),
1322 (MOVZX16rr8 (i8 (EXTRACT_SUBREG GR16:$src1, x86_subreg_8bit)))>,
1323 Requires<[In64BitMode]>;
1325 // sext_inreg patterns
1326 def : Pat<(sext_inreg GR64:$src, i32),
1327 (MOVSX64rr32 (i32 (EXTRACT_SUBREG GR64:$src, x86_subreg_32bit)))>;
1328 def : Pat<(sext_inreg GR64:$src, i16),
1329 (MOVSX64rr16 (i16 (EXTRACT_SUBREG GR64:$src, x86_subreg_16bit)))>;
1330 def : Pat<(sext_inreg GR64:$src, i8),
1331 (MOVSX64rr8 (i8 (EXTRACT_SUBREG GR64:$src, x86_subreg_8bit)))>;
1332 def : Pat<(sext_inreg GR32:$src, i8),
1333 (MOVSX32rr8 (i8 (EXTRACT_SUBREG GR32:$src, x86_subreg_8bit)))>,
1334 Requires<[In64BitMode]>;
1335 def : Pat<(sext_inreg GR16:$src, i8),
1336 (MOVSX16rr8 (i8 (EXTRACT_SUBREG GR16:$src, x86_subreg_8bit)))>,
1337 Requires<[In64BitMode]>;
1340 def : Pat<(i32 (trunc GR64:$src)),
1341 (i32 (EXTRACT_SUBREG GR64:$src, x86_subreg_32bit))>;
1342 def : Pat<(i16 (trunc GR64:$src)),
1343 (i16 (EXTRACT_SUBREG GR64:$src, x86_subreg_16bit))>;
1344 def : Pat<(i8 (trunc GR64:$src)),
1345 (i8 (EXTRACT_SUBREG GR64:$src, x86_subreg_8bit))>;
1346 def : Pat<(i8 (trunc GR32:$src)),
1347 (i8 (EXTRACT_SUBREG GR32:$src, x86_subreg_8bit))>,
1348 Requires<[In64BitMode]>;
1349 def : Pat<(i8 (trunc GR16:$src)),
1350 (i8 (EXTRACT_SUBREG GR16:$src, x86_subreg_8bit))>,
1351 Requires<[In64BitMode]>;
1353 // (shl x, 1) ==> (add x, x)
1354 def : Pat<(shl GR64:$src1, (i8 1)), (ADD64rr GR64:$src1, GR64:$src1)>;
1356 // (shl x (and y, 63)) ==> (shl x, y)
1357 def : Pat<(shl GR64:$src1, (and CL:$amt, 63)),
1358 (SHL64rCL GR64:$src1)>;
1359 def : Pat<(store (shl (loadi64 addr:$dst), (and CL:$amt, 63)), addr:$dst),
1360 (SHL64mCL addr:$dst)>;
1362 def : Pat<(srl GR64:$src1, (and CL:$amt, 63)),
1363 (SHR64rCL GR64:$src1)>;
1364 def : Pat<(store (srl (loadi64 addr:$dst), (and CL:$amt, 63)), addr:$dst),
1365 (SHR64mCL addr:$dst)>;
1367 def : Pat<(sra GR64:$src1, (and CL:$amt, 63)),
1368 (SAR64rCL GR64:$src1)>;
1369 def : Pat<(store (sra (loadi64 addr:$dst), (and CL:$amt, 63)), addr:$dst),
1370 (SAR64mCL addr:$dst)>;
1372 // (or (x >> c) | (y << (64 - c))) ==> (shrd64 x, y, c)
1373 def : Pat<(or (srl GR64:$src1, CL:$amt),
1374 (shl GR64:$src2, (sub 64, CL:$amt))),
1375 (SHRD64rrCL GR64:$src1, GR64:$src2)>;
1377 def : Pat<(store (or (srl (loadi64 addr:$dst), CL:$amt),
1378 (shl GR64:$src2, (sub 64, CL:$amt))), addr:$dst),
1379 (SHRD64mrCL addr:$dst, GR64:$src2)>;
1381 // (or (x << c) | (y >> (64 - c))) ==> (shld64 x, y, c)
1382 def : Pat<(or (shl GR64:$src1, CL:$amt),
1383 (srl GR64:$src2, (sub 64, CL:$amt))),
1384 (SHLD64rrCL GR64:$src1, GR64:$src2)>;
1386 def : Pat<(store (or (shl (loadi64 addr:$dst), CL:$amt),
1387 (srl GR64:$src2, (sub 64, CL:$amt))), addr:$dst),
1388 (SHLD64mrCL addr:$dst, GR64:$src2)>;
1390 // X86 specific add which produces a flag.
1391 def : Pat<(addc GR64:$src1, GR64:$src2),
1392 (ADD64rr GR64:$src1, GR64:$src2)>;
1393 def : Pat<(addc GR64:$src1, (load addr:$src2)),
1394 (ADD64rm GR64:$src1, addr:$src2)>;
1395 def : Pat<(addc GR64:$src1, i64immSExt32:$src2),
1396 (ADD64ri32 GR64:$src1, imm:$src2)>;
1397 def : Pat<(addc GR64:$src1, i64immSExt8:$src2),
1398 (ADD64ri8 GR64:$src1, i64immSExt8:$src2)>;
1400 def : Pat<(subc GR64:$src1, GR64:$src2),
1401 (SUB64rr GR64:$src1, GR64:$src2)>;
1402 def : Pat<(subc GR64:$src1, (load addr:$src2)),
1403 (SUB64rm GR64:$src1, addr:$src2)>;
1404 def : Pat<(subc GR64:$src1, imm:$src2),
1405 (SUB64ri32 GR64:$src1, i64immSExt32:$src2)>;
1406 def : Pat<(subc GR64:$src1, i64immSExt8:$src2),
1407 (SUB64ri8 GR64:$src1, i64immSExt8:$src2)>;
1410 //===----------------------------------------------------------------------===//
1411 // X86-64 SSE Instructions
1412 //===----------------------------------------------------------------------===//
1414 // Move instructions...
1416 def MOV64toPQIrr : RPDI<0x6E, MRMSrcReg, (outs VR128:$dst), (ins GR64:$src),
1417 "mov{d|q}\t{$src, $dst|$dst, $src}",
1419 (v2i64 (scalar_to_vector GR64:$src)))]>;
1420 def MOVPQIto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins VR128:$src),
1421 "mov{d|q}\t{$src, $dst|$dst, $src}",
1422 [(set GR64:$dst, (vector_extract (v2i64 VR128:$src),
1425 def MOV64toSDrr : RPDI<0x6E, MRMSrcReg, (outs FR64:$dst), (ins GR64:$src),
1426 "mov{d|q}\t{$src, $dst|$dst, $src}",
1427 [(set FR64:$dst, (bitconvert GR64:$src))]>;
1428 def MOV64toSDrm : RPDI<0x6E, MRMSrcMem, (outs FR64:$dst), (ins i64mem:$src),
1429 "movq\t{$src, $dst|$dst, $src}",
1430 [(set FR64:$dst, (bitconvert (loadi64 addr:$src)))]>;
1432 def MOVSDto64rr : RPDI<0x7E, MRMDestReg, (outs GR64:$dst), (ins FR64:$src),
1433 "mov{d|q}\t{$src, $dst|$dst, $src}",
1434 [(set GR64:$dst, (bitconvert FR64:$src))]>;
1435 def MOVSDto64mr : RPDI<0x7E, MRMDestMem, (outs), (ins i64mem:$dst, FR64:$src),
1436 "movq\t{$src, $dst|$dst, $src}",
1437 [(store (i64 (bitconvert FR64:$src)), addr:$dst)]>;
1439 //===----------------------------------------------------------------------===//
1440 // X86-64 SSE4.1 Instructions
1441 //===----------------------------------------------------------------------===//
1443 /// SS41I_extract32 - SSE 4.1 extract 32 bits to int reg or memory destination
1444 multiclass SS41I_extract64<bits<8> opc, string OpcodeStr> {
1445 def rr : SS4AIi8<opc, MRMSrcReg, (outs GR64:$dst),
1446 (ins VR128:$src1, i32i8imm:$src2),
1447 !strconcat(OpcodeStr,
1448 "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
1450 (extractelt (v2i64 VR128:$src1), imm:$src2))]>, OpSize, REX_W;
1451 def mr : SS4AIi8<opc, MRMDestMem, (outs),
1452 (ins i64mem:$dst, VR128:$src1, i32i8imm:$src2),
1453 !strconcat(OpcodeStr,
1454 "\t{$src2, $src1, $dst|$dst, $src1, $src2}"),
1455 [(store (extractelt (v2i64 VR128:$src1), imm:$src2),
1456 addr:$dst)]>, OpSize, REX_W;
1459 defm PEXTRQ : SS41I_extract64<0x16, "pextrq">;
1461 let isTwoAddress = 1 in {
1462 multiclass SS41I_insert64<bits<8> opc, string OpcodeStr> {
1463 def rr : SS4AIi8<opc, MRMSrcReg, (outs VR128:$dst),
1464 (ins VR128:$src1, GR64:$src2, i32i8imm:$src3),
1465 !strconcat(OpcodeStr,
1466 "\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
1468 (v2i64 (insertelt VR128:$src1, GR64:$src2, imm:$src3)))]>,
1470 def rm : SS4AIi8<opc, MRMSrcMem, (outs VR128:$dst),
1471 (ins VR128:$src1, i64mem:$src2, i32i8imm:$src3),
1472 !strconcat(OpcodeStr,
1473 "\t{$src3, $src2, $dst|$dst, $src2, $src3}"),
1475 (v2i64 (insertelt VR128:$src1, (loadi64 addr:$src2),
1476 imm:$src3)))]>, OpSize, REX_W;
1480 defm PINSRQ : SS41I_insert64<0x22, "pinsrq">;