test/MC/X86/x86-32.s

   1 // RUN: llvm-mc -triple i386-unknown-unknown --show-encoding %s | FileCheck %s
   2
   3         pause
   4 // CHECK: pause
   5 // CHECK: encoding: [0xf3,0x90]
   6         sfence
   7 // CHECK: sfence
   8 // CHECK: encoding: [0x0f,0xae,0xf8]
   9         lfence
  10 // CHECK: lfence
  11 // CHECK: encoding: [0x0f,0xae,0xe8]
  12         mfence
  13 // CHECK: mfence
  14 // CHECK: encoding: [0x0f,0xae,0xf0]
  15         monitor
  16 // CHECK: monitor
  17 // CHECK: encoding: [0x0f,0x01,0xc8]
  18         monitor %eax, %ecx, %edx
  19 // CHECK: monitor
  20 // CHECK: encoding: [0x0f,0x01,0xc8]
  21         mwait
  22 // CHECK: mwait
  23 // CHECK: encoding: [0x0f,0x01,0xc9]
  24         mwait %eax, %ecx
  25 // CHECK: mwait
  26 // CHECK: encoding: [0x0f,0x01,0xc9]
  27
  28         vmcall
  29 // CHECK: vmcall
  30 // CHECK: encoding: [0x0f,0x01,0xc1]
  31         vmfunc
  32 // CHECK: vmfunc
  33 // CHECK: encoding: [0x0f,0x01,0xd4]
  34         vmlaunch
  35 // CHECK: vmlaunch
  36 // CHECK: encoding: [0x0f,0x01,0xc2]
  37         vmresume
  38 // CHECK: vmresume
  39 // CHECK: encoding: [0x0f,0x01,0xc3]
  40         vmxoff
  41 // CHECK: vmxoff
  42 // CHECK: encoding: [0x0f,0x01,0xc4]
  43         swapgs
  44 // CHECK: swapgs
  45 // CHECK: encoding: [0x0f,0x01,0xf8]
  46
  47         vmrun %eax
  48 // CHECK: vmrun %eax
  49 // CHECK: encoding: [0x0f,0x01,0xd8]
  50         vmmcall
  51 // CHECK: vmmcall
  52 // CHECK: encoding: [0x0f,0x01,0xd9]
  53         vmload %eax
  54 // CHECK: vmload %eax
  55 // CHECK: encoding: [0x0f,0x01,0xda]
  56         vmsave %eax
  57 // CHECK: vmsave %eax
  58 // CHECK: encoding: [0x0f,0x01,0xdb]
  59         stgi
  60 // CHECK: stgi
  61 // CHECK: encoding: [0x0f,0x01,0xdc]
  62         clgi
  63 // CHECK: clgi
  64 // CHECK: encoding: [0x0f,0x01,0xdd]
  65         skinit %eax
  66 // CHECK: skinit %eax
  67 // CHECK: encoding: [0x0f,0x01,0xde]
  68         invlpga %ecx, %eax
  69 // CHECK: invlpga %ecx, %eax
  70 // CHECK: encoding: [0x0f,0x01,0xdf]
  71
  72         rdtscp
  73 // CHECK: rdtscp
  74 // CHECK:  encoding: [0x0f,0x01,0xf9]
  75
  76
  77 // CHECK: movl  %eax, 16(%ebp)          # encoding: [0x89,0x45,0x10]
  78         movl    %eax, 16(%ebp)
  79 // CHECK: movl  %eax, -16(%ebp)          # encoding: [0x89,0x45,0xf0]
  80         movl    %eax, -16(%ebp)
  81
  82 // CHECK: testb %bl, %cl                # encoding: [0x84,0xcb]
  83         testb %bl, %cl
  84
  85 // CHECK: cmpl  %eax, %ebx              # encoding: [0x39,0xc3]
  86         cmpl %eax, %ebx
  87
  88 // CHECK: addw  %ax, %ax                # encoding: [0x66,0x01,0xc0]
  89         addw %ax, %ax
  90
  91 // CHECK: shrl  %eax                    # encoding: [0xd1,0xe8]
  92         shrl $1, %eax
  93
  94 // CHECK: shll  %eax                    # encoding: [0xd1,0xe0]
  95         sall $1, %eax
  96 // CHECK: shll  %eax                    # encoding: [0xd1,0xe0]
  97         sal $1, %eax
  98
  99 // moffset forms of moves, rdar://7947184
 100 movb    0, %al    // CHECK: movb 0, %al  # encoding: [0xa0,0x00,0x00,0x00,0x00]
 101 movw    0, %ax    // CHECK: movw 0, %ax  # encoding: [0x66,0xa1,0x00,0x00,0x00,0x00]
 102 movl    0, %eax   // CHECK: movl 0, %eax  # encoding: [0xa1,0x00,0x00,0x00,0x00]
 103
 104 // rdar://7973775
 105 into
 106 // CHECK: into
 107 // CHECK:  encoding: [0xce]
 108 int3
 109 // CHECK: int3
 110 // CHECK:  encoding: [0xcc]
 111 int $4
 112 // CHECK: int $4
 113 // CHECK:  encoding: [0xcd,0x04]
 114 int $255
 115 // CHECK: int $255
 116 // CHECK:  encoding: [0xcd,0xff]
 117
 118 // CHECK: pushfl        # encoding: [0x9c]
 119         pushf
 120 // CHECK: pushfl        # encoding: [0x9c]
 121         pushfl
 122 // CHECK: popfl         # encoding: [0x9d]
 123         popf
 124 // CHECK: popfl         # encoding: [0x9d]
 125         popfl
 126
 127 // rdar://8014869
 128 retl
 129 // CHECK: ret
 130 // CHECK:  encoding: [0xc3]
 131
 132 // rdar://7973854
 133 // CHECK: cmoval        %eax, %edx
 134 // CHECK:  encoding: [0x0f,0x47,0xd0]
 135                 cmoval  %eax,%edx
 136
 137 // CHECK: cmovael       %eax, %edx
 138 // CHECK:  encoding: [0x0f,0x43,0xd0]
 139                 cmovael %eax,%edx
 140
 141 // CHECK: cmovbel       %eax, %edx
 142 // CHECK:  encoding: [0x0f,0x46,0xd0]
 143                 cmovbel %eax,%edx
 144
 145 // CHECK: cmovbl        %eax, %edx
 146 // CHECK:  encoding: [0x0f,0x42,0xd0]
 147                 cmovbl  %eax,%edx
 148
 149 // CHECK: cmovbw %bx, %bx
 150 cmovnae %bx,%bx
 151
 152
 153 // CHECK: cmovbel       %eax, %edx
 154 // CHECK:  encoding: [0x0f,0x46,0xd0]
 155                 cmovbel %eax,%edx
 156
 157 // CHECK: cmovbl        %eax, %edx
 158 // CHECK:  encoding: [0x0f,0x42,0xd0]
 159                 cmovcl  %eax,%edx
 160
 161 // CHECK: cmovel        %eax, %edx
 162 // CHECK:  encoding: [0x0f,0x44,0xd0]
 163                 cmovel  %eax,%edx
 164
 165 // CHECK: cmovgl        %eax, %edx
 166 // CHECK:  encoding: [0x0f,0x4f,0xd0]
 167                 cmovgl  %eax,%edx
 168
 169 // CHECK: cmovgel       %eax, %edx
 170 // CHECK:  encoding: [0x0f,0x4d,0xd0]
 171                 cmovgel %eax,%edx
 172
 173 // CHECK: cmovll        %eax, %edx
 174 // CHECK:  encoding: [0x0f,0x4c,0xd0]
 175                 cmovll  %eax,%edx
 176
 177 // CHECK: cmovlel       %eax, %edx
 178 // CHECK:  encoding: [0x0f,0x4e,0xd0]
 179                 cmovlel %eax,%edx
 180
 181 // CHECK: cmovbel       %eax, %edx
 182 // CHECK:  encoding: [0x0f,0x46,0xd0]
 183                 cmovnal %eax,%edx
 184
 185 // CHECK: cmovnel       %eax, %edx
 186 // CHECK:  encoding: [0x0f,0x45,0xd0]
 187                 cmovnel %eax,%edx
 188
 189 // CHECK: cmovael       %eax, %edx
 190 // CHECK:  encoding: [0x0f,0x43,0xd0]
 191                 cmovnbl %eax,%edx
 192
 193 // CHECK: cmoval        %eax, %edx
 194 // CHECK:  encoding: [0x0f,0x47,0xd0]
 195                 cmovnbel        %eax,%edx
 196
 197 // CHECK: cmovael       %eax, %edx
 198 // CHECK:  encoding: [0x0f,0x43,0xd0]
 199                 cmovncl %eax,%edx
 200
 201 // CHECK: cmovnel       %eax, %edx
 202 // CHECK:  encoding: [0x0f,0x45,0xd0]
 203                 cmovnel %eax,%edx
 204
 205 // CHECK: cmovlel       %eax, %edx
 206 // CHECK:  encoding: [0x0f,0x4e,0xd0]
 207                 cmovngl %eax,%edx
 208
 209 // CHECK: cmovgel       %eax, %edx
 210 // CHECK:  encoding: [0x0f,0x4d,0xd0]
 211                 cmovnl  %eax,%edx
 212
 213 // CHECK: cmovnel       %eax, %edx
 214 // CHECK:  encoding: [0x0f,0x45,0xd0]
 215                 cmovnel %eax,%edx
 216
 217 // CHECK: cmovlel       %eax, %edx
 218 // CHECK:  encoding: [0x0f,0x4e,0xd0]
 219                 cmovngl %eax,%edx
 220
 221 // CHECK: cmovll        %eax, %edx
 222 // CHECK:  encoding: [0x0f,0x4c,0xd0]
 223                 cmovngel        %eax,%edx
 224
 225 // CHECK: cmovgel       %eax, %edx
 226 // CHECK:  encoding: [0x0f,0x4d,0xd0]
 227                 cmovnll %eax,%edx
 228
 229 // CHECK: cmovgl        %eax, %edx
 230 // CHECK:  encoding: [0x0f,0x4f,0xd0]
 231                 cmovnlel        %eax,%edx
 232
 233 // CHECK: cmovnol       %eax, %edx
 234 // CHECK:  encoding: [0x0f,0x41,0xd0]
 235                 cmovnol %eax,%edx
 236
 237 // CHECK: cmovnpl       %eax, %edx
 238 // CHECK:  encoding: [0x0f,0x4b,0xd0]
 239                 cmovnpl %eax,%edx
 240
 241 // CHECK: cmovnsl       %eax, %edx
 242 // CHECK:  encoding: [0x0f,0x49,0xd0]
 243                 cmovnsl %eax,%edx
 244
 245 // CHECK: cmovnel       %eax, %edx
 246 // CHECK:  encoding: [0x0f,0x45,0xd0]
 247                 cmovnzl %eax,%edx
 248
 249 // CHECK: cmovol        %eax, %edx
 250 // CHECK:  encoding: [0x0f,0x40,0xd0]
 251                 cmovol  %eax,%edx
 252
 253 // CHECK: cmovpl        %eax, %edx
 254 // CHECK:  encoding: [0x0f,0x4a,0xd0]
 255                 cmovpl  %eax,%edx
 256
 257 // CHECK: cmovsl        %eax, %edx
 258 // CHECK:  encoding: [0x0f,0x48,0xd0]
 259                 cmovsl  %eax,%edx
 260
 261 // CHECK: cmovel        %eax, %edx
 262 // CHECK:  encoding: [0x0f,0x44,0xd0]
 263                 cmovzl  %eax,%edx
 264
 265 // CHECK: cmpps $0, %xmm0, %xmm1
 266 // CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
 267         cmpps $0, %xmm0, %xmm1
 268 // CHECK:       cmpps   $0, (%eax), %xmm1
 269 // CHECK: encoding: [0x0f,0xc2,0x08,0x00]
 270         cmpps $0, 0(%eax), %xmm1
 271 // CHECK:       cmppd   $0, %xmm0, %xmm1
 272 // CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x00]
 273         cmppd $0, %xmm0, %xmm1
 274 // CHECK:       cmppd   $0, (%eax), %xmm1
 275 // CHECK: encoding: [0x66,0x0f,0xc2,0x08,0x00]
 276         cmppd $0, 0(%eax), %xmm1
 277 // CHECK:       cmpss   $0, %xmm0, %xmm1
 278 // CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x00]
 279         cmpss $0, %xmm0, %xmm1
 280 // CHECK:       cmpss   $0, (%eax), %xmm1
 281 // CHECK: encoding: [0xf3,0x0f,0xc2,0x08,0x00]
 282         cmpss $0, 0(%eax), %xmm1
 283 // CHECK:       cmpsd   $0, %xmm0, %xmm1
 284 // CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x00]
 285         cmpsd $0, %xmm0, %xmm1
 286 // CHECK:       cmpsd   $0, (%eax), %xmm1
 287 // CHECK: encoding: [0xf2,0x0f,0xc2,0x08,0x00]
 288         cmpsd $0, 0(%eax), %xmm1
 289
 290 // Check matching of instructions which embed the SSE comparison code.
 291
 292 // CHECK: cmpps $0, %xmm0, %xmm1
 293 // CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
 294         cmpeqps %xmm0, %xmm1
 295
 296 // CHECK: cmppd $1, %xmm0, %xmm1
 297 // CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x01]
 298         cmpltpd %xmm0, %xmm1
 299
 300 // CHECK: cmpss $2, %xmm0, %xmm1
 301 // CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x02]
 302         cmpless %xmm0, %xmm1
 303
 304 // CHECK: cmppd $3, %xmm0, %xmm1
 305 // CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x03]
 306         cmpunordpd %xmm0, %xmm1
 307
 308 // CHECK: cmpps $4, %xmm0, %xmm1
 309 // CHECK: encoding: [0x0f,0xc2,0xc8,0x04]
 310         cmpneqps %xmm0, %xmm1
 311
 312 // CHECK: cmppd $5, %xmm0, %xmm1
 313 // CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x05]
 314         cmpnltpd %xmm0, %xmm1
 315
 316 // CHECK: cmpss $6, %xmm0, %xmm1
 317 // CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x06]
 318         cmpnless %xmm0, %xmm1
 319
 320 // CHECK: cmpsd $7, %xmm0, %xmm1
 321 // CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x07]
 322         cmpordsd %xmm0, %xmm1
 323
 324 // rdar://7995856
 325 // CHECK: fmul  %st(0)
 326 // CHECK:  encoding: [0xd8,0xc8]
 327         fmul %st(0), %st
 328
 329 // CHECK: fadd  %st(0)
 330 // CHECK:  encoding: [0xd8,0xc0]
 331         fadd %st(0), %st
 332
 333 // CHECK: fsub  %st(0)
 334 // CHECK:  encoding: [0xd8,0xe0]
 335         fsub %st(0), %st
 336
 337 // CHECK: fsubr %st(0)
 338 // CHECK:  encoding: [0xd8,0xe8]
 339         fsubr %st(0), %st
 340
 341 // CHECK: fdivr %st(0)
 342 // CHECK:  encoding: [0xd8,0xf8]
 343         fdivr %st(0), %st
 344
 345 // CHECK: fdiv  %st(0)
 346 // CHECK:  encoding: [0xd8,0xf0]
 347         fdiv %st(0), %st
 348
 349 // radr://8017519
 350 // CHECK: movl  %cs, %eax
 351 // CHECK:  encoding: [0x8c,0xc8]
 352         movl %cs, %eax
 353
 354 // CHECK: movw  %cs, %ax
 355 // CHECK:  encoding: [0x66,0x8c,0xc8]
 356         movw %cs, %ax
 357
 358 // CHECK: movl  %cs, (%eax)
 359 // CHECK:  encoding: [0x8c,0x08]
 360         movl %cs, (%eax)
 361
 362 // CHECK: movw  %cs, (%eax)
 363 // CHECK:  encoding: [0x66,0x8c,0x08]
 364         movw %cs, (%eax)
 365
 366 // CHECK: movl  %eax, %cs
 367 // CHECK:  encoding: [0x8e,0xc8]
 368         movl %eax, %cs
 369
 370 // CHECK: movl  (%eax), %cs
 371 // CHECK:  encoding: [0x8e,0x08]
 372         movl (%eax), %cs
 373
 374 // CHECK: movw  (%eax), %cs
 375 // CHECK:  encoding: [0x66,0x8e,0x08]
 376         movw (%eax), %cs
 377
 378 // radr://8033374
 379 // CHECK: movl  %cr0, %eax
 380 // CHECK:  encoding: [0x0f,0x20,0xc0]
 381         movl %cr0,%eax
 382
 383 // CHECK: movl  %cr1, %eax
 384 // CHECK:  encoding: [0x0f,0x20,0xc8]
 385         movl %cr1,%eax
 386
 387 // CHECK: movl  %cr2, %eax
 388 // CHECK:  encoding: [0x0f,0x20,0xd0]
 389         movl %cr2,%eax
 390
 391 // CHECK: movl  %cr3, %eax
 392 // CHECK:  encoding: [0x0f,0x20,0xd8]
 393         movl %cr3,%eax
 394
 395 // CHECK: movl  %cr4, %eax
 396 // CHECK:  encoding: [0x0f,0x20,0xe0]
 397         movl %cr4,%eax
 398
 399 // CHECK: movl  %dr0, %eax
 400 // CHECK:  encoding: [0x0f,0x21,0xc0]
 401         movl %dr0,%eax
 402
 403 // CHECK: movl  %dr1, %eax
 404 // CHECK:  encoding: [0x0f,0x21,0xc8]
 405         movl %dr1,%eax
 406
 407 // CHECK: movl  %dr1, %eax
 408 // CHECK:  encoding: [0x0f,0x21,0xc8]
 409         movl %dr1,%eax
 410
 411 // CHECK: movl  %dr2, %eax
 412 // CHECK:  encoding: [0x0f,0x21,0xd0]
 413         movl %dr2,%eax
 414
 415 // CHECK: movl  %dr3, %eax
 416 // CHECK:  encoding: [0x0f,0x21,0xd8]
 417         movl %dr3,%eax
 418
 419 // CHECK: movl  %dr4, %eax
 420 // CHECK:  encoding: [0x0f,0x21,0xe0]
 421         movl %dr4,%eax
 422
 423 // CHECK: movl  %dr5, %eax
 424 // CHECK:  encoding: [0x0f,0x21,0xe8]
 425         movl %dr5,%eax
 426
 427 // CHECK: movl  %dr6, %eax
 428 // CHECK:  encoding: [0x0f,0x21,0xf0]
 429         movl %dr6,%eax
 430
 431 // CHECK: movl  %dr7, %eax
 432 // CHECK:  encoding: [0x0f,0x21,0xf8]
 433         movl %dr7,%eax
 434
 435 // radr://8017522
 436 // CHECK: wait
 437 // CHECK:  encoding: [0x9b]
 438         fwait
 439
 440 // rdar://7873482
 441 // CHECK: [0x65,0xa1,0x7c,0x00,0x00,0x00]
 442         movl    %gs:124, %eax
 443
 444 // CHECK: [0x65,0xa3,0x7c,0x00,0x00,0x00]
 445         movl    %eax, %gs:124
 446
 447 // CHECK: pushal
 448 // CHECK:  encoding: [0x60]
 449                 pusha
 450
 451 // CHECK: popal
 452 // CHECK:  encoding: [0x61]
 453                 popa
 454
 455 // CHECK: pushaw
 456 // CHECK:  encoding: [0x66,0x60]
 457                 pushaw
 458
 459 // CHECK: popaw
 460 // CHECK:  encoding: [0x66,0x61]
 461                 popaw
 462
 463 // CHECK: pushal
 464 // CHECK:  encoding: [0x60]
 465                 pushal
 466
 467 // CHECK: popal
 468 // CHECK:  encoding: [0x61]
 469                 popal
 470
 471 // CHECK: jmpl *8(%eax)
 472 // CHECK:   encoding: [0xff,0x60,0x08]
 473         jmp     *8(%eax)
 474
 475 // PR7465
 476 // CHECK: lcalll $2, $4660
 477 // CHECK:   encoding: [0x9a,0x34,0x12,0x00,0x00,0x02,0x00]
 478 lcalll $0x2, $0x1234
 479
 480
 481 // rdar://8061602
 482 L1:
 483   jcxz L1
 484 // CHECK: jcxz L1
 485 // CHECK:   encoding: [0x67,0xe3,A]
 486   jecxz L1
 487 // CHECK: jecxz L1
 488 // CHECK:   encoding: [0xe3,A]
 489
 490 // rdar://8403974
 491 iret
 492 // CHECK: iretl
 493 // CHECK: encoding: [0xcf]
 494 iretw
 495 // CHECK: iretw
 496 // CHECK: encoding: [0x66,0xcf]
 497 iretl
 498 // CHECK: iretl
 499 // CHECK: encoding: [0xcf]
 500
 501 // rdar://8403907
 502 sysret
 503 // CHECK: sysretl
 504 // CHECK: encoding: [0x0f,0x07]
 505 sysretl
 506 // CHECK: sysretl
 507 // CHECK: encoding: [0x0f,0x07]
 508
 509 // rdar://8018260
 510 testl   %ecx, -24(%ebp)
 511 // CHECK: testl -24(%ebp), %ecx
 512 testl   -24(%ebp), %ecx
 513 // CHECK: testl -24(%ebp), %ecx
 514
 515
 516 // rdar://8407242
 517 push %cs
 518 // CHECK: pushl %cs
 519 // CHECK: encoding: [0x0e]
 520 push %ds
 521 // CHECK: pushl %ds
 522 // CHECK: encoding: [0x1e]
 523 push %ss
 524 // CHECK: pushl %ss
 525 // CHECK: encoding: [0x16]
 526 push %es
 527 // CHECK: pushl %es
 528 // CHECK: encoding: [0x06]
 529 push %fs
 530 // CHECK: pushl %fs
 531 // CHECK: encoding: [0x0f,0xa0]
 532 push %gs
 533 // CHECK: pushl %gs
 534 // CHECK: encoding: [0x0f,0xa8]
 535
 536 pushw %cs
 537 // CHECK: pushw %cs
 538 // CHECK: encoding: [0x66,0x0e]
 539 pushw %ds
 540 // CHECK: pushw %ds
 541 // CHECK: encoding: [0x66,0x1e]
 542 pushw %ss
 543 // CHECK: pushw %ss
 544 // CHECK: encoding: [0x66,0x16]
 545 pushw %es
 546 // CHECK: pushw %es
 547 // CHECK: encoding: [0x66,0x06]
 548 pushw %fs
 549 // CHECK: pushw %fs
 550 // CHECK: encoding: [0x66,0x0f,0xa0]
 551 pushw %gs
 552 // CHECK: pushw %gs
 553 // CHECK: encoding: [0x66,0x0f,0xa8]
 554
 555 pop %ss
 556 // CHECK: popl  %ss
 557 // CHECK: encoding: [0x17]
 558 pop %ds
 559 // CHECK: popl  %ds
 560 // CHECK: encoding: [0x1f]
 561 pop %es
 562 // CHECK: popl  %es
 563 // CHECK: encoding: [0x07]
 564
 565 // rdar://8408129
 566 pushfd
 567 // CHECK: pushfl
 568 popfd
 569 // CHECK: popfl
 570 pushfl
 571 // CHECK: pushfl
 572 popfl
 573 // CHECK: popfl
 574
 575
 576 // rdar://8416805
 577         setc    %bl
 578         setnae  %bl
 579         setnb   %bl
 580         setnc   %bl
 581         setna   %bl
 582         setnbe  %bl
 583         setpe   %bl
 584         setpo   %bl
 585         setnge  %bl
 586         setnl   %bl
 587         setng   %bl
 588         setnle  %bl
 589
 590 // PR8686
 591         setneb  %cl // CHECK: setne %cl
 592         setcb   %bl // CHECK: setb %bl
 593         setnaeb %bl // CHECK: setb %bl
 594
 595
 596 // CHECK: lcalll        $31438, $31438
 597 // CHECK: lcalll        $31438, $31438
 598 // CHECK: ljmpl $31438, $31438
 599 // CHECK: ljmpl $31438, $31438
 600
 601 calll   $0x7ace,$0x7ace
 602 lcalll  $0x7ace,$0x7ace
 603 jmpl    $0x7ace,$0x7ace
 604 ljmpl   $0x7ace,$0x7ace
 605
 606 // CHECK: lcallw        $31438, $31438
 607 // CHECK: lcallw        $31438, $31438
 608 // CHECK: ljmpw $31438, $31438
 609 // CHECK: ljmpw $31438, $31438
 610
 611 callw   $0x7ace,$0x7ace
 612 lcallw  $0x7ace,$0x7ace
 613 jmpw    $0x7ace,$0x7ace
 614 ljmpw   $0x7ace,$0x7ace
 615
 616 // CHECK: lcalll        $31438, $31438
 617 // CHECK: lcalll        $31438, $31438
 618 // CHECK: ljmpl $31438, $31438
 619 // CHECK: ljmpl $31438, $31438
 620
 621 call    $0x7ace,$0x7ace
 622 lcall   $0x7ace,$0x7ace
 623 jmp     $0x7ace,$0x7ace
 624 ljmp    $0x7ace,$0x7ace
 625
 626 // rdar://8456370
 627 // CHECK: calll a
 628  calll a
 629
 630 // CHECK:       incb    %al # encoding: [0xfe,0xc0]
 631         incb %al
 632
 633 // CHECK:       incw    %ax # encoding: [0x66,0x40]
 634         incw %ax
 635
 636 // CHECK:       incl    %eax # encoding: [0x40]
 637         incl %eax
 638
 639 // CHECK:       decb    %al # encoding: [0xfe,0xc8]
 640         decb %al
 641
 642 // CHECK:       decw    %ax # encoding: [0x66,0x48]
 643         decw %ax
 644
 645 // CHECK:       decl    %eax # encoding: [0x48]
 646         decl %eax
 647
 648 // CHECK: pshufw $14, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x0e]
 649 pshufw $14, %mm4, %mm0
 650
 651 // CHECK: pshufw $90, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x5a]
 652 // PR8288
 653 pshufw $90, %mm4, %mm0
 654
 655 // rdar://8416805
 656 // CHECK: aaa
 657 // CHECK:  encoding: [0x37]
 658                 aaa
 659
 660 // CHECK: aad   $1
 661 // CHECK:  encoding: [0xd5,0x01]
 662                 aad     $1
 663
 664 // CHECK: aad
 665 // CHECK:  encoding: [0xd5,0x0a]
 666                 aad     $0xA
 667
 668 // CHECK: aad
 669 // CHECK:  encoding: [0xd5,0x0a]
 670                 aad
 671
 672 // CHECK: aam   $2
 673 // CHECK:  encoding: [0xd4,0x02]
 674                 aam     $2
 675
 676 // CHECK: aam
 677 // CHECK:  encoding: [0xd4,0x0a]
 678                 aam     $0xA
 679
 680 // CHECK: aam
 681 // CHECK:  encoding: [0xd4,0x0a]
 682                 aam
 683
 684 // CHECK: aas
 685 // CHECK:  encoding: [0x3f]
 686                 aas
 687
 688 // CHECK: daa
 689 // CHECK:  encoding: [0x27]
 690                 daa
 691
 692 // CHECK: das
 693 // CHECK:  encoding: [0x2f]
 694                 das
 695
 696 // CHECK: retw  $31438
 697 // CHECK:  encoding: [0x66,0xc2,0xce,0x7a]
 698                 retw    $0x7ace
 699
 700 // CHECK: lretw $31438
 701 // CHECK:  encoding: [0x66,0xca,0xce,0x7a]
 702                 lretw   $0x7ace
 703
 704 // CHECK: bound 2(%eax), %bx
 705 // CHECK:  encoding: [0x66,0x62,0x58,0x02]
 706                 bound   2(%eax),%bx
 707
 708 // CHECK: bound 4(%ebx), %ecx
 709 // CHECK:  encoding: [0x62,0x4b,0x04]
 710                 bound   4(%ebx),%ecx
 711
 712 // CHECK: arpl  %bx, %bx
 713 // CHECK:  encoding: [0x63,0xdb]
 714                 arpl    %bx,%bx
 715
 716 // CHECK: arpl  %bx, 6(%ecx)
 717 // CHECK:  encoding: [0x63,0x59,0x06]
 718                 arpl    %bx,6(%ecx)
 719
 720 // CHECK: lgdtw 4(%eax)
 721 // CHECK:  encoding: [0x66,0x0f,0x01,0x50,0x04]
 722                 lgdtw   4(%eax)
 723
 724 // CHECK: lgdtl 4(%eax)
 725 // CHECK:  encoding: [0x0f,0x01,0x50,0x04]
 726                 lgdt    4(%eax)
 727
 728 // CHECK: lgdtl 4(%eax)
 729 // CHECK:  encoding: [0x0f,0x01,0x50,0x04]
 730                 lgdtl   4(%eax)
 731
 732 // CHECK: lidtw 4(%eax)
 733 // CHECK:  encoding: [0x66,0x0f,0x01,0x58,0x04]
 734                 lidtw   4(%eax)
 735
 736 // CHECK: lidtl 4(%eax)
 737 // CHECK:  encoding: [0x0f,0x01,0x58,0x04]
 738                 lidt    4(%eax)
 739
 740 // CHECK: lidtl 4(%eax)
 741 // CHECK:  encoding: [0x0f,0x01,0x58,0x04]
 742                 lidtl   4(%eax)
 743
 744 // CHECK: sgdtw 4(%eax)
 745 // CHECK:  encoding: [0x66,0x0f,0x01,0x40,0x04]
 746                 sgdtw   4(%eax)
 747
 748 // CHECK: sgdtl 4(%eax)
 749 // CHECK:  encoding: [0x0f,0x01,0x40,0x04]
 750                 sgdt    4(%eax)
 751
 752 // CHECK: sgdtl 4(%eax)
 753 // CHECK:  encoding: [0x0f,0x01,0x40,0x04]
 754                 sgdtl   4(%eax)
 755
 756 // CHECK: sidtw 4(%eax)
 757 // CHECK:  encoding: [0x66,0x0f,0x01,0x48,0x04]
 758                 sidtw   4(%eax)
 759
 760 // CHECK: sidtl 4(%eax)
 761 // CHECK:  encoding: [0x0f,0x01,0x48,0x04]
 762                 sidt    4(%eax)
 763
 764 // CHECK: sidtl 4(%eax)
 765 // CHECK:  encoding: [0x0f,0x01,0x48,0x04]
 766                 sidtl   4(%eax)
 767
 768 // CHECK: fcompi        %st(2)
 769 // CHECK:  encoding: [0xdf,0xf2]
 770                 fcompi  %st(2), %st
 771
 772 // CHECK: fcompi        %st(2)
 773 // CHECK:  encoding: [0xdf,0xf2]
 774                 fcompi  %st(2)
 775
 776 // CHECK: fcompi
 777 // CHECK:  encoding: [0xdf,0xf1]
 778                 fcompi
 779
 780 // CHECK: fucompi       %st(2)
 781 // CHECK:  encoding: [0xdf,0xea]
 782                 fucompi %st(2),%st
 783
 784 // CHECK: fucompi       %st(2)
 785 // CHECK:  encoding: [0xdf,0xea]
 786                 fucompi %st(2)
 787
 788 // CHECK: fucompi
 789 // CHECK:  encoding: [0xdf,0xe9]
 790                 fucompi
 791
 792 // CHECK: fldcw 32493
 793 // CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
 794                 fldcww  0x7eed
 795
 796 // CHECK: fldcw 32493
 797 // CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
 798                 fldcw   0x7eed
 799
 800 // CHECK: fnstcw        32493
 801 // CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
 802                 fnstcww 0x7eed
 803
 804 // CHECK: fnstcw        32493
 805 // CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
 806                 fnstcw  0x7eed
 807
 808 // CHECK: wait
 809 // CHECK:  encoding: [0x9b]
 810                 fstcww  0x7eed
 811
 812 // CHECK: wait
 813 // CHECK:  encoding: [0x9b]
 814                 fstcw   0x7eed
 815
 816 // CHECK: fnstsw        32493
 817 // CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
 818                 fnstsww 0x7eed
 819
 820 // CHECK: fnstsw        32493
 821 // CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
 822                 fnstsw  0x7eed
 823
 824 // CHECK: wait
 825 // CHECK:  encoding: [0x9b]
 826                 fstsww  0x7eed
 827
 828 // CHECK: wait
 829 // CHECK:  encoding: [0x9b]
 830                 fstsw   0x7eed
 831
 832 // CHECK: verr  32493
 833 // CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
 834                 verrw   0x7eed
 835
 836 // CHECK: verr  32493
 837 // CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
 838                 verr    0x7eed
 839
 840 // CHECK: wait
 841 // CHECK:  encoding: [0x9b]
 842                 fclex
 843
 844 // CHECK: fnclex
 845 // CHECK:  encoding: [0xdb,0xe2]
 846                 fnclex
 847
 848 // CHECK: ud2
 849 // CHECK:  encoding: [0x0f,0x0b]
 850                 ud2
 851
 852 // CHECK: ud2
 853 // CHECK:  encoding: [0x0f,0x0b]
 854                 ud2a
 855
 856 // CHECK: ud2b
 857 // CHECK:  encoding: [0x0f,0xb9]
 858                 ud2b
 859
 860 // CHECK: loope 0
 861 // CHECK: encoding: [0xe1,A]
 862         loopz 0
 863
 864 // CHECK: loopne 0
 865 // CHECK: encoding: [0xe0,A]
 866         loopnz 0
 867
 868 // CHECK: outsb # encoding: [0x6e]
 869 // CHECK: outsb
 870 // CHECK: outsb
 871         outsb
 872         outsb   %ds:(%esi), %dx
 873         outsb   (%esi), %dx
 874
 875 // CHECK: outsw # encoding: [0x66,0x6f]
 876 // CHECK: outsw
 877 // CHECK: outsw
 878         outsw
 879         outsw   %ds:(%esi), %dx
 880         outsw   (%esi), %dx
 881
 882 // CHECK: outsl # encoding: [0x6f]
 883 // CHECK: outsl
 884         outsl
 885         outsl   %ds:(%esi), %dx
 886         outsl   (%esi), %dx
 887
 888 // CHECK: insb # encoding: [0x6c]
 889 // CHECK: insb
 890         insb
 891         insb    %dx, %es:(%edi)
 892
 893 // CHECK: insw # encoding: [0x66,0x6d]
 894 // CHECK: insw
 895         insw
 896         insw    %dx, %es:(%edi)
 897
 898 // CHECK: insl # encoding: [0x6d]
 899 // CHECK: insl
 900         insl
 901         insl    %dx, %es:(%edi)
 902
 903 // CHECK: movsb (%esi), %es:(%edi) # encoding: [0xa4]
 904 // CHECK: movsb
 905 // CHECK: movsb
 906         movsb
 907         movsb   %ds:(%esi), %es:(%edi)
 908         movsb   (%esi), %es:(%edi)
 909
 910 // CHECK: movsw (%esi), %es:(%edi) # encoding: [0x66,0xa5]
 911 // CHECK: movsw
 912 // CHECK: movsw
 913         movsw
 914         movsw   %ds:(%esi), %es:(%edi)
 915         movsw   (%esi), %es:(%edi)
 916
 917 // CHECK: movsl (%esi), %es:(%edi) # encoding: [0xa5]
 918 // CHECK: movsl
 919 // CHECK: movsl
 920         movsl
 921         movsl   %ds:(%esi), %es:(%edi)
 922         movsl   (%esi), %es:(%edi)
 923
 924 // CHECK: lodsb (%esi), %al # encoding: [0xac]
 925 // CHECK: lodsb
 926 // CHECK: lodsb
 927 // CHECK: lodsb
 928 // CHECK: lodsb
 929         lodsb
 930         lodsb   %ds:(%esi), %al
 931         lodsb   (%esi), %al
 932         lods    %ds:(%esi), %al
 933         lods    (%esi), %al
 934
 935 // CHECK: lodsw (%esi), %ax # encoding: [0x66,0xad]
 936 // CHECK: lodsw
 937 // CHECK: lodsw
 938 // CHECK: lodsw
 939 // CHECK: lodsw
 940         lodsw
 941         lodsw   %ds:(%esi), %ax
 942         lodsw   (%esi), %ax
 943         lods    %ds:(%esi), %ax
 944         lods    (%esi), %ax
 945
 946 // CHECK: lodsl (%esi), %eax # encoding: [0xad]
 947 // CHECK: lodsl
 948 // CHECK: lodsl
 949 // CHECK: lodsl
 950 // CHECK: lodsl
 951         lodsl
 952         lodsl   %ds:(%esi), %eax
 953         lodsl   (%esi), %eax
 954         lods    %ds:(%esi), %eax
 955         lods    (%esi), %eax
 956
 957 // CHECK: stosb %al, %es:(%edi) # encoding: [0xaa]
 958 // CHECK: stosb
 959 // CHECK: stosb
 960         stosb
 961         stosb   %al, %es:(%edi)
 962         stos    %al, %es:(%edi)
 963
 964 // CHECK: stosw %ax, %es:(%edi) # encoding: [0x66,0xab]
 965 // CHECK: stosw
 966 // CHECK: stosw
 967         stosw
 968         stosw   %ax, %es:(%edi)
 969         stos    %ax, %es:(%edi)
 970
 971 // CHECK: stosl %eax, %es:(%edi) # encoding: [0xab]
 972 // CHECK: stosl
 973 // CHECK: stosl
 974         stosl
 975         stosl   %eax, %es:(%edi)
 976         stos    %eax, %es:(%edi)
 977
 978 // CHECK: strw
 979 // CHECK: encoding: [0x66,0x0f,0x00,0xc8]
 980         str %ax
 981
 982 // CHECK: strl
 983 // CHECK: encoding: [0x0f,0x00,0xc8]
 984         str %eax
 985
 986
 987 // PR9378
 988 // CHECK: fsubp
 989 // CHECK: encoding: [0xde,0xe1]
 990 fsubp %st,%st(1)
 991
 992 // PR9164
 993 // CHECK: fsubp %st(2)
 994 // CHECK: encoding: [0xde,0xe2]
 995 fsubp   %st, %st(2)
 996
 997 // PR10345
 998 // CHECK: xchgl %eax, %eax
 999 // CHECK: encoding: [0x90]
1000 xchgl %eax, %eax
1001
1002 // CHECK: xchgw %ax, %ax
1003 // CHECK: encoding: [0x66,0x90]
1004 xchgw %ax, %ax
1005
1006 // CHECK: xchgl %ecx, %eax
1007 // CHECK: encoding: [0x91]
1008 xchgl %ecx, %eax
1009
1010 // CHECK: xchgl %ecx, %eax
1011 // CHECK: encoding: [0x91]
1012 xchgl %eax, %ecx
1013
1014 // CHECK: retw
1015 // CHECK: encoding: [0x66,0xc3]
1016 retw
1017
1018 // CHECK: lretw
1019 // CHECK: encoding: [0x66,0xcb]
1020 lretw