test/MC/X86/x86-64.s

   1 // RUN: llvm-mc -triple x86_64-unknown-unknown -show-encoding %s > %t 2> %t.err
   2 // RUN: FileCheck < %t %s
   3 // RUN: FileCheck --check-prefix=CHECK-STDERR < %t.err %s
   4
   5         monitor
   6 // CHECK: monitor
   7 // CHECK: encoding: [0x0f,0x01,0xc8]
   8         monitor %rax, %rcx, %rdx
   9 // CHECK: monitor
  10 // CHECK: encoding: [0x0f,0x01,0xc8]
  11         mwait
  12 // CHECK: mwait
  13 // CHECK: encoding: [0x0f,0x01,0xc9]
  14         mwait %rax, %rcx
  15 // CHECK: mwait
  16 // CHECK: encoding: [0x0f,0x01,0xc9]
  17
  18 // Suffix inference:
  19
  20 // CHECK: addl $0, %eax
  21         add $0, %eax
  22 // CHECK: addb $255, %al
  23         add $0xFF, %al
  24 // CHECK: orq %rax, %rdx
  25         or %rax, %rdx
  26 // CHECK: shlq $3, %rax
  27         shl $3, %rax
  28
  29
  30 // CHECK: subb %al, %al
  31         subb %al, %al
  32
  33 // CHECK: addl $24, %eax
  34         addl $24, %eax
  35
  36 // CHECK: movl %eax, 10(%ebp)
  37         movl %eax, 10(%ebp)
  38 // CHECK: movl %eax, 10(%ebp,%ebx)
  39         movl %eax, 10(%ebp, %ebx)
  40 // CHECK: movl %eax, 10(%ebp,%ebx,4)
  41         movl %eax, 10(%ebp, %ebx, 4)
  42 // CHECK: movl %eax, 10(,%ebx,4)
  43         movl %eax, 10(, %ebx, 4)
  44
  45 // CHECK: movl 0, %eax
  46         movl 0, %eax
  47 // CHECK: movl $0, %eax
  48         movl $0, %eax
  49
  50 // CHECK: ret
  51         ret
  52
  53 // FIXME: Check that this matches SUB32ri8
  54 // CHECK: subl $1, %eax
  55         subl $1, %eax
  56
  57 // FIXME: Check that this matches SUB32ri8
  58 // CHECK: subl $-1, %eax
  59         subl $-1, %eax
  60
  61 // FIXME: Check that this matches SUB32ri
  62 // CHECK: subl $256, %eax
  63         subl $256, %eax
  64
  65 // FIXME: Check that this matches XOR64ri8
  66 // CHECK: xorq $1, %rax
  67         xorq $1, %rax
  68
  69 // FIXME: Check that this matches XOR64ri32
  70 // CHECK: xorq $256, %rax
  71         xorq $256, %rax
  72
  73 // FIXME: Check that this matches SUB8rr
  74 // CHECK: subb %al, %bl
  75         subb %al, %bl
  76
  77 // FIXME: Check that this matches SUB16rr
  78 // CHECK: subw %ax, %bx
  79         subw %ax, %bx
  80
  81 // FIXME: Check that this matches SUB32rr
  82 // CHECK: subl %eax, %ebx
  83         subl %eax, %ebx
  84
  85 // FIXME: Check that this matches the correct instruction.
  86 // CHECK: callq *%rax
  87         call *%rax
  88
  89 // FIXME: Check that this matches the correct instruction.
  90 // CHECK: shldl %cl, %eax, %ebx
  91         shldl %cl, %eax, %ebx
  92
  93 // CHECK: shll $2, %eax
  94         shll $2, %eax
  95
  96 // CHECK: shll $2, %eax
  97         sall $2, %eax
  98
  99 // CHECK: rep
 100 // CHECK: insb
 101         rep;insb
 102
 103 // CHECK: rep
 104 // CHECK: outsb
 105         rep;outsb
 106
 107 // CHECK: rep
 108 // CHECK: movsb
 109         rep;movsb
 110
 111
 112 // rdar://8470918
 113 smovb // CHECK: movsb
 114 smovw // CHECK: movsw
 115 smovl // CHECK: movsd
 116 smovq // CHECK: movsq
 117
 118 // rdar://8456361
 119 // CHECK: rep
 120 // CHECK: movsd
 121         rep movsd
 122
 123 // CHECK: rep
 124 // CHECK: lodsb
 125         rep;lodsb
 126
 127 // CHECK: rep
 128 // CHECK: stosb
 129         rep;stosb
 130
 131 // NOTE: repz and repe have the same opcode as rep
 132 // CHECK: rep
 133 // CHECK: cmpsb
 134         repz;cmpsb
 135
 136 // NOTE: repnz has the same opcode as repne
 137 // CHECK: repne
 138 // CHECK: cmpsb
 139         repnz;cmpsb
 140
 141 // NOTE: repe and repz have the same opcode as rep
 142 // CHECK: rep
 143 // CHECK: scasb
 144         repe;scasb
 145
 146 // CHECK: repne
 147 // CHECK: scasb
 148         repne;scasb
 149
 150 // CHECK: lock
 151 // CHECK: cmpxchgb %al, (%ebx)
 152         lock;cmpxchgb %al, 0(%ebx)
 153
 154 // CHECK: cs
 155 // CHECK: movb (%eax), %al
 156         cs;movb 0(%eax), %al
 157
 158 // CHECK: ss
 159 // CHECK: movb (%eax), %al
 160         ss;movb 0(%eax), %al
 161
 162 // CHECK: ds
 163 // CHECK: movb (%eax), %al
 164         ds;movb 0(%eax), %al
 165
 166 // CHECK: es
 167 // CHECK: movb (%eax), %al
 168         es;movb 0(%eax), %al
 169
 170 // CHECK: fs
 171 // CHECK: movb (%eax), %al
 172         fs;movb 0(%eax), %al
 173
 174 // CHECK: gs
 175 // CHECK: movb (%eax), %al
 176         gs;movb 0(%eax), %al
 177
 178 // CHECK: fadd %st(0)
 179 // CHECK: fadd %st(1)
 180 // CHECK: fadd %st(7)
 181
 182 fadd %st(0)
 183 fadd %st(1)
 184 fadd %st(7)
 185
 186 // CHECK: leal 0, %eax
 187         leal 0, %eax
 188
 189 // rdar://7986634 - Insensitivity on opcodes.
 190 // CHECK: int3
 191 INT3
 192
 193 // rdar://8735979 - int $3 -> int3
 194 // CHECK: int3
 195 int     $3
 196
 197
 198 // Allow scale factor without index register.
 199 // CHECK: movaps        %xmm3, (%esi)
 200 // CHECK-STDERR: warning: scale factor without index register is ignored
 201 movaps %xmm3, (%esi, 2)
 202
 203 // CHECK: imull $12, %eax, %eax
 204 imul $12, %eax
 205
 206 // CHECK: imull %ecx, %eax
 207 imull %ecx, %eax
 208
 209
 210 // rdar://8208481
 211 // CHECK: outb  %al, $161
 212 outb    %al, $161
 213 // CHECK: outw  %ax, $128
 214 outw    %ax, $128
 215 // CHECK: inb   $161, %al
 216 inb     $161, %al
 217
 218 // rdar://8017621
 219 // CHECK: pushq $1
 220 push $1
 221
 222 // rdar://9716860
 223 pushq $1
 224 // CHECK: encoding: [0x6a,0x01]
 225 pushq $1111111
 226 // CHECK: encoding: [0x68,0x47,0xf4,0x10,0x00]
 227
 228 // rdar://8017530
 229 // CHECK: sldtw 4
 230 sldt    4
 231
 232 // rdar://8208499
 233 // CHECK: cmovnew       %bx, %ax
 234 cmovnz %bx, %ax
 235 // CHECK: cmovneq       %rbx, %rax
 236 cmovnzq %rbx, %rax
 237
 238
 239 // rdar://8407928
 240 // CHECK: inb   $127, %al
 241 // CHECK: inw   %dx
 242 // CHECK: outb  %al, $127
 243 // CHECK: outw  %dx
 244 // CHECK: inl   %dx
 245 inb     $0x7f
 246 inw     %dx
 247 outb    $0x7f
 248 outw    %dx
 249 inl     %dx
 250
 251
 252 // PR8114
 253 // CHECK: outb  %dx
 254 // CHECK: outb  %dx
 255 // CHECK: outw  %dx
 256 // CHECK: outw  %dx
 257 // CHECK: outl  %dx
 258 // CHECK: outl  %dx
 259
 260 out     %al, (%dx)
 261 outb    %al, (%dx)
 262 out     %ax, (%dx)
 263 outw    %ax, (%dx)
 264 out     %eax, (%dx)
 265 outl    %eax, (%dx)
 266
 267 // CHECK: inb   %dx
 268 // CHECK: inb   %dx
 269 // CHECK: inw   %dx
 270 // CHECK: inw   %dx
 271 // CHECK: inl   %dx
 272 // CHECK: inl   %dx
 273
 274 in      (%dx), %al
 275 inb     (%dx), %al
 276 in      (%dx), %ax
 277 inw     (%dx), %ax
 278 in      (%dx), %eax
 279 inl     (%dx), %eax
 280
 281 // rdar://8431422
 282
 283 // CHECK: fxch
 284 // CHECK: fucom
 285 // CHECK: fucomp
 286 // CHECK: faddp
 287 // CHECK: faddp %st(0)
 288 // CHECK: fsubp
 289 // CHECK: fsubrp
 290 // CHECK: fmulp
 291 // CHECK: fdivp
 292 // CHECK: fdivrp
 293
 294 fxch
 295 fucom
 296 fucomp
 297 faddp
 298 faddp %st
 299 fsubp
 300 fsubrp
 301 fmulp
 302 fdivp
 303 fdivrp
 304
 305 // CHECK: fcomi
 306 // CHECK: fcomi %st(2)
 307 // CHECK: fucomi
 308 // CHECK: fucomi %st(2)
 309 // CHECK: fucomi %st(2)
 310
 311 fcomi
 312 fcomi   %st(2)
 313 fucomi
 314 fucomi  %st(2)
 315 fucomi  %st(2), %st
 316
 317 // CHECK: fnstsw
 318 // CHECK: fnstsw
 319 // CHECK: fnstsw
 320 // CHECK: fnstsw
 321
 322 fnstsw
 323 fnstsw %ax
 324 fnstsw %eax
 325 fnstsw %al
 326
 327 // rdar://8431880
 328 // CHECK: rclb  %bl
 329 // CHECK: rcll  3735928559(%ebx,%ecx,8)
 330 // CHECK: rcrl  %ecx
 331 // CHECK: rcrl  305419896
 332 rcl     %bl
 333 rcll    0xdeadbeef(%ebx,%ecx,8)
 334 rcr     %ecx
 335 rcrl    0x12345678
 336
 337 rclb    %bl       // CHECK: rclb %bl     # encoding: [0xd0,0xd3]
 338 rclb    $1, %bl   // CHECK: rclb %bl     # encoding: [0xd0,0xd3]
 339 rclb    $2, %bl   // CHECK: rclb $2, %bl # encoding: [0xc0,0xd3,0x02]
 340
 341 // rdar://8418316
 342 // CHECK: shldw $1, %bx, %bx
 343 // CHECK: shldw $1, %bx, %bx
 344 // CHECK: shrdw $1, %bx, %bx
 345 // CHECK: shrdw $1, %bx, %bx
 346
 347 shld    %bx,%bx
 348 shld    $1, %bx,%bx
 349 shrd    %bx,%bx
 350 shrd    $1, %bx,%bx
 351
 352 // CHECK: sldtl %ecx
 353 // CHECK: encoding: [0x0f,0x00,0xc1]
 354 // CHECK: sldtw %cx
 355 // CHECK: encoding: [0x66,0x0f,0x00,0xc1]
 356
 357 sldt    %ecx
 358 sldt    %cx
 359
 360 // CHECK: lcalll        *3135175374
 361 // CHECK: ljmpl *3135175374
 362 lcall   *0xbadeface
 363 ljmp    *0xbadeface
 364
 365
 366 // rdar://8444631
 367 // CHECK: enter $31438, $0
 368 // CHECK: encoding: [0xc8,0xce,0x7a,0x00]
 369 // CHECK: enter $31438, $1
 370 // CHECK: encoding: [0xc8,0xce,0x7a,0x01]
 371 // CHECK: enter $31438, $127
 372 // CHECK: encoding: [0xc8,0xce,0x7a,0x7f]
 373 enter $0x7ace,$0
 374 enter $0x7ace,$1
 375 enter $0x7ace,$0x7f
 376
 377
 378 // rdar://8456364
 379 // CHECK: movw  %cs, %ax
 380 mov %CS, %ax
 381
 382 // rdar://8456391
 383 fcmovb %st(1), %st(0)   // CHECK: fcmovb        %st(1), %st(0)
 384 fcmove %st(1), %st(0)   // CHECK: fcmove        %st(1), %st(0)
 385 fcmovbe %st(1), %st(0)  // CHECK: fcmovbe       %st(1), %st(0)
 386 fcmovu %st(1), %st(0)   // CHECK: fcmovu         %st(1), %st(0)
 387
 388 fcmovnb %st(1), %st(0)  // CHECK: fcmovnb       %st(1), %st(0)
 389 fcmovne %st(1), %st(0)  // CHECK: fcmovne       %st(1), %st(0)
 390 fcmovnbe %st(1), %st(0) // CHECK: fcmovnbe      %st(1), %st(0)
 391 fcmovnu %st(1), %st(0)  // CHECK: fcmovnu       %st(1), %st(0)
 392
 393 fcmovnae %st(1), %st(0) // CHECK: fcmovb        %st(1), %st(0)
 394 fcmovna %st(1), %st(0)  // CHECK: fcmovbe       %st(1), %st(0)
 395
 396 fcmovae %st(1), %st(0)  // CHECK: fcmovnb       %st(1), %st(0)
 397 fcmova %st(1), %st(0)   // CHECK: fcmovnbe      %st(1), %st(0)
 398
 399 // rdar://8456417
 400 .byte 88 + 1 & 15  // CHECK: .byte      9
 401
 402 // rdar://8456412
 403 mov %rdx, %cr0
 404 // CHECK: movq  %rdx, %cr0
 405 // CHECK: encoding: [0x0f,0x22,0xc2]
 406 mov %rdx, %cr4
 407 // CHECK: movq  %rdx, %cr4
 408 // CHECK: encoding: [0x0f,0x22,0xe2]
 409 mov %rdx, %cr8
 410 // CHECK: movq  %rdx, %cr8
 411 // CHECK: encoding: [0x44,0x0f,0x22,0xc2]
 412 mov %rdx, %cr15
 413 // CHECK: movq  %rdx, %cr15
 414 // CHECK: encoding: [0x44,0x0f,0x22,0xfa]
 415
 416 // rdar://8456371 - Handle commutable instructions written backward.
 417 // CHECK:       faddp   %st(1)
 418 // CHECK:       fmulp   %st(2)
 419 faddp %st, %st(1)
 420 fmulp %st, %st(2)
 421
 422 // rdar://8468087 - Encode these accurately, they are not synonyms.
 423 // CHECK: fmul  %st(0), %st(1)
 424 // CHECK: encoding: [0xdc,0xc9]
 425 // CHECK: fmul  %st(1)
 426 // CHECK: encoding: [0xd8,0xc9]
 427 fmul %st, %st(1)
 428 fmul %st(1), %st
 429
 430 // CHECK: fadd  %st(0), %st(1)
 431 // CHECK: encoding: [0xdc,0xc1]
 432 // CHECK: fadd  %st(1)
 433 // CHECK: encoding: [0xd8,0xc1]
 434 fadd %st, %st(1)
 435 fadd %st(1), %st
 436
 437
 438 // rdar://8416805
 439 // CHECK: xorb  %al, %al
 440 // CHECK: encoding: [0x30,0xc0]
 441 // CHECK: xorw  %di, %di
 442 // CHECK: encoding: [0x66,0x31,0xff]
 443 // CHECK: xorl  %esi, %esi
 444 // CHECK: encoding: [0x31,0xf6]
 445 // CHECK: xorq  %rsi, %rsi
 446 // CHECK: encoding: [0x48,0x31,0xf6]
 447 clrb    %al
 448 clr    %di
 449 clr    %esi
 450 clr    %rsi
 451
 452 // rdar://8456378
 453 cltq  // CHECK: cltq
 454 cdqe  // CHECK: cltq
 455 cwde  // CHECK: cwtl
 456 cwtl  // CHECK: cwtl
 457
 458 // rdar://8416805
 459 cbw   // CHECK: cbtw
 460 cwd   // CHECK: cwtd
 461 cdq   // CHECK: cltd
 462
 463 // rdar://8456378 and PR7557 - fstsw
 464 fstsw %ax
 465 // CHECK: wait
 466 // CHECK: fnstsw
 467 fstsw (%rax)
 468 // CHECK: wait
 469 // CHECK: fnstsw (%rax)
 470
 471 // PR8259
 472 fstcw (%rsp)
 473 // CHECK: wait
 474 // CHECK: fnstcw (%rsp)
 475
 476 // PR8259
 477 fstcw (%rsp)
 478 // CHECK: wait
 479 // CHECK: fnstcw (%rsp)
 480
 481 // PR8258
 482 finit
 483 // CHECK: wait
 484 // CHECK: fninit
 485
 486 fsave   32493
 487 // CHECK: wait
 488 // CHECK: fnsave 32493
 489
 490
 491 // rdar://8456382 - cvtsd2si support.
 492 cvtsd2si        %xmm1, %rax
 493 // CHECK: cvtsd2siq     %xmm1, %rax
 494 // CHECK: encoding: [0xf2,0x48,0x0f,0x2d,0xc1]
 495 cvtsd2si        %xmm1, %eax
 496 // CHECK: cvtsd2sil     %xmm1, %eax
 497 // CHECK: encoding: [0xf2,0x0f,0x2d,0xc1]
 498
 499 cvtsd2siq %xmm0, %rax // CHECK: cvtsd2siq       %xmm0, %rax
 500 cvtsd2sil %xmm0, %eax // CHECK: cvtsd2sil       %xmm0, %eax
 501 cvtsd2si %xmm0, %rax  // CHECK: cvtsd2siq       %xmm0, %rax
 502
 503
 504 cvttpd2dq %xmm1, %xmm0  // CHECK: cvttpd2dq %xmm1, %xmm0
 505 cvttpd2dq (%rax), %xmm0 // CHECK: cvttpd2dq (%rax), %xmm0
 506
 507 cvttps2dq %xmm1, %xmm0  // CHECK: cvttps2dq %xmm1, %xmm0
 508 cvttps2dq (%rax), %xmm0 // CHECK: cvttps2dq (%rax), %xmm0
 509
 510 // rdar://8456376 - llvm-mc rejects 'roundss'
 511 roundss $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x0a,0xc0,0x0e]
 512 roundps $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x08,0xc0,0x0e]
 513 roundsd $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x0b,0xc0,0x0e]
 514 roundpd $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x09,0xc0,0x0e]
 515
 516
 517 // rdar://8482675 - 32-bit mem operand support in 64-bit mode (0x67 prefix)
 518 leal    8(%eax), %esi
 519 // CHECK: leal  8(%eax), %esi
 520 // CHECK: encoding: [0x67,0x8d,0x70,0x08]
 521 leaq    8(%eax), %rsi
 522 // CHECK: leaq  8(%eax), %rsi
 523 // CHECK: encoding: [0x67,0x48,0x8d,0x70,0x08]
 524 leaq    8(%rax), %rsi
 525 // CHECK: leaq  8(%rax), %rsi
 526 // CHECK: encoding: [0x48,0x8d,0x70,0x08]
 527
 528
 529 cvttpd2dq       0xdeadbeef(%ebx,%ecx,8),%xmm5
 530 // CHECK: cvttpd2dq     3735928559(%ebx,%ecx,8), %xmm5
 531 // CHECK: encoding: [0x67,0x66,0x0f,0xe6,0xac,0xcb,0xef,0xbe,0xad,0xde]
 532
 533 // rdar://8490728 - llvm-mc rejects 'movmskpd'
 534 movmskpd        %xmm6, %rax
 535 // CHECK: movmskpd      %xmm6, %rax
 536 // CHECK: encoding: [0x66,0x48,0x0f,0x50,0xc6]
 537 movmskpd        %xmm6, %eax
 538 // CHECK: movmskpd      %xmm6, %eax
 539 // CHECK: encoding: [0x66,0x0f,0x50,0xc6]
 540
 541 // rdar://8491845 - Gas supports commuted forms of non-commutable instructions.
 542 fdivrp %st(0), %st(1) // CHECK: encoding: [0xde,0xf9]
 543 fdivrp %st(1), %st(0) // CHECK: encoding: [0xde,0xf9]
 544
 545 fsubrp %ST(0), %ST(1) // CHECK: encoding: [0xde,0xe9]
 546 fsubrp %ST(1), %ST(0) // CHECK: encoding: [0xde,0xe9]
 547
 548 // also PR8861
 549 fdivp %st(0), %st(1) // CHECK: encoding: [0xde,0xf1]
 550 fdivp %st(1), %st(0) // CHECK: encoding: [0xde,0xf1]
 551
 552
 553 movl    foo(%rip), %eax
 554 // CHECK: movl  foo(%rip), %eax
 555 // CHECK: encoding: [0x8b,0x05,A,A,A,A]
 556 // CHECK: fixup A - offset: 2, value: foo-4, kind: reloc_riprel_4byte
 557
 558 movb    $12, foo(%rip)
 559 // CHECK: movb  $12, foo(%rip)
 560 // CHECK: encoding: [0xc6,0x05,A,A,A,A,0x0c]
 561 // CHECK:    fixup A - offset: 2, value: foo-5, kind: reloc_riprel_4byte
 562
 563 movw    $12, foo(%rip)
 564 // CHECK: movw  $12, foo(%rip)
 565 // CHECK: encoding: [0x66,0xc7,0x05,A,A,A,A,0x0c,0x00]
 566 // CHECK:    fixup A - offset: 3, value: foo-6, kind: reloc_riprel_4byte
 567
 568 movl    $12, foo(%rip)
 569 // CHECK: movl  $12, foo(%rip)
 570 // CHECK: encoding: [0xc7,0x05,A,A,A,A,0x0c,0x00,0x00,0x00]
 571 // CHECK:    fixup A - offset: 2, value: foo-8, kind: reloc_riprel_4byte
 572
 573 movq    $12, foo(%rip)
 574 // CHECK:  movq $12, foo(%rip)
 575 // CHECK: encoding: [0x48,0xc7,0x05,A,A,A,A,0x0c,0x00,0x00,0x00]
 576 // CHECK:    fixup A - offset: 3, value: foo-8, kind: reloc_riprel_4byte
 577
 578 // CHECK: addq  $-424, %rax
 579 // CHECK: encoding: [0x48,0x05,0x58,0xfe,0xff,0xff]
 580 addq $-424, %rax
 581
 582
 583 // CHECK: movq  _foo@GOTPCREL(%rip), %rax
 584 // CHECK:  encoding: [0x48,0x8b,0x05,A,A,A,A]
 585 // CHECK:  fixup A - offset: 3, value: _foo@GOTPCREL-4, kind: reloc_riprel_4byte_movq_load
 586 movq _foo@GOTPCREL(%rip), %rax
 587
 588 // CHECK: movq  _foo@GOTPCREL(%rip), %r14
 589 // CHECK:  encoding: [0x4c,0x8b,0x35,A,A,A,A]
 590 // CHECK:  fixup A - offset: 3, value: _foo@GOTPCREL-4, kind: reloc_riprel_4byte_movq_load
 591 movq _foo@GOTPCREL(%rip), %r14
 592
 593
 594 // CHECK: movq  (%r13,%rax,8), %r13
 595 // CHECK:  encoding: [0x4d,0x8b,0x6c,0xc5,0x00]
 596 movq 0x00(%r13,%rax,8),%r13
 597
 598 // CHECK: testq %rax, %rbx
 599 // CHECK:  encoding: [0x48,0x85,0xd8]
 600 testq %rax, %rbx
 601
 602 // CHECK: cmpq  %rbx, %r14
 603 // CHECK:   encoding: [0x49,0x39,0xde]
 604         cmpq %rbx, %r14
 605
 606 // rdar://7947167
 607
 608 movsq
 609 // CHECK: movsq
 610 // CHECK:   encoding: [0x48,0xa5]
 611
 612 movsl
 613 // CHECK: movsd
 614 // CHECK:   encoding: [0xa5]
 615
 616 stosq
 617 // CHECK: stosq
 618 // CHECK:   encoding: [0x48,0xab]
 619 stosl
 620 // CHECK: stosl
 621 // CHECK:   encoding: [0xab]
 622
 623
 624 // Not moffset forms of moves, they are x86-32 only! rdar://7947184
 625 movb    0, %al    // CHECK: movb 0, %al # encoding: [0x8a,0x04,0x25,0x00,0x00,0x00,0x00]
 626 movw    0, %ax    // CHECK: movw 0, %ax # encoding: [0x66,0x8b,0x04,0x25,0x00,0x00,0x00,0x00]
 627 movl    0, %eax   // CHECK: movl 0, %eax # encoding: [0x8b,0x04,0x25,0x00,0x00,0x00,0x00]
 628
 629 // CHECK: pushfq        # encoding: [0x9c]
 630         pushf
 631 // CHECK: pushfq        # encoding: [0x9c]
 632         pushfq
 633 // CHECK: popfq         # encoding: [0x9d]
 634         popf
 635 // CHECK: popfq         # encoding: [0x9d]
 636         popfq
 637
 638 // CHECK: movabsq $-281474976710654, %rax
 639 // CHECK: encoding: [0x48,0xb8,0x02,0x00,0x00,0x00,0x00,0x00,0xff,0xff]
 640         movabsq $0xFFFF000000000002, %rax
 641
 642 // CHECK: movabsq $-281474976710654, %rax
 643 // CHECK: encoding: [0x48,0xb8,0x02,0x00,0x00,0x00,0x00,0x00,0xff,0xff]
 644         movq $0xFFFF000000000002, %rax
 645
 646 // CHECK: movq $-65536, %rax
 647 // CHECK: encoding: [0x48,0xc7,0xc0,0x00,0x00,0xff,0xff]
 648         movq $0xFFFFFFFFFFFF0000, %rax
 649
 650 // CHECK: movq $-256, %rax
 651 // CHECK: encoding: [0x48,0xc7,0xc0,0x00,0xff,0xff,0xff]
 652         movq $0xFFFFFFFFFFFFFF00, %rax
 653
 654 // CHECK: movq $10, %rax
 655 // CHECK: encoding: [0x48,0xc7,0xc0,0x0a,0x00,0x00,0x00]
 656         movq $10, %rax
 657
 658 // rdar://8014869
 659 //
 660 // CHECK: ret
 661 // CHECK:  encoding: [0xc3]
 662         retq
 663
 664 // CHECK: sete %al
 665 // CHECK: encoding: [0x0f,0x94,0xc0]
 666         setz %al
 667
 668 // CHECK: setne %al
 669 // CHECK: encoding: [0x0f,0x95,0xc0]
 670         setnz %al
 671
 672 // CHECK: je 0
 673 // CHECK: encoding: [0x74,A]
 674         jz 0
 675
 676 // CHECK: jne
 677 // CHECK: encoding: [0x75,A]
 678         jnz 0
 679
 680 // PR9264
 681 btl     $1, 0 // CHECK: btl $1, 0 # encoding: [0x0f,0xba,0x24,0x25,0x00,0x00,0x00,0x00,0x01]
 682 bt      $1, 0 // CHECK: btl $1, 0 # encoding: [0x0f,0xba,0x24,0x25,0x00,0x00,0x00,0x00,0x01]
 683
 684 // rdar://8017515
 685 btq $0x01,%rdx
 686 // CHECK: btq   $1, %rdx
 687 // CHECK:  encoding: [0x48,0x0f,0xba,0xe2,0x01]
 688
 689 //rdar://8017633
 690 // CHECK: movzbl        %al, %esi
 691 // CHECK:  encoding: [0x0f,0xb6,0xf0]
 692         movzx %al, %esi
 693
 694 // CHECK: movzbq        %al, %rsi
 695 // CHECK:  encoding: [0x48,0x0f,0xb6,0xf0]
 696         movzx %al, %rsi
 697
 698 // CHECK: movsbw        %al, %ax
 699 // CHECK: encoding: [0x66,0x0f,0xbe,0xc0]
 700 movsx %al, %ax
 701
 702 // CHECK: movsbl        %al, %eax
 703 // CHECK: encoding: [0x0f,0xbe,0xc0]
 704 movsx %al, %eax
 705
 706 // CHECK: movswl        %ax, %eax
 707 // CHECK: encoding: [0x0f,0xbf,0xc0]
 708 movsx %ax, %eax
 709
 710 // CHECK: movsbq        %bl, %rax
 711 // CHECK: encoding: [0x48,0x0f,0xbe,0xc3]
 712 movsx %bl, %rax
 713
 714 // CHECK: movswq %cx, %rax
 715 // CHECK: encoding: [0x48,0x0f,0xbf,0xc1]
 716 movsx %cx, %rax
 717
 718 // CHECK: movslq        %edi, %rax
 719 // CHECK: encoding: [0x48,0x63,0xc7]
 720 movsx %edi, %rax
 721
 722 // CHECK: movzbw        %al, %ax
 723 // CHECK: encoding: [0x66,0x0f,0xb6,0xc0]
 724 movzx %al, %ax
 725
 726 // CHECK: movzbl        %al, %eax
 727 // CHECK: encoding: [0x0f,0xb6,0xc0]
 728 movzx %al, %eax
 729
 730 // CHECK: movzwl        %ax, %eax
 731 // CHECK: encoding: [0x0f,0xb7,0xc0]
 732 movzx %ax, %eax
 733
 734 // CHECK: movzbq        %bl, %rax
 735 // CHECK: encoding: [0x48,0x0f,0xb6,0xc3]
 736 movzx %bl, %rax
 737
 738 // CHECK: movzwq        %cx, %rax
 739 // CHECK: encoding: [0x48,0x0f,0xb7,0xc1]
 740 movzx %cx, %rax
 741
 742 // CHECK: movsbw        (%rax), %ax
 743 // CHECK: encoding: [0x66,0x0f,0xbe,0x00]
 744 movsx (%rax), %ax
 745
 746 // CHECK: movzbw        (%rax), %ax
 747 // CHECK: encoding: [0x66,0x0f,0xb6,0x00]
 748 movzx (%rax), %ax
 749
 750
 751 // rdar://7873482
 752 // CHECK: [0x65,0x8b,0x04,0x25,0x7c,0x00,0x00,0x00]
 753         movl    %gs:124, %eax
 754
 755 // CHECK: jmpq *8(%rax)
 756 // CHECK:   encoding: [0xff,0x60,0x08]
 757         jmp     *8(%rax)
 758
 759 // CHECK: btq $61, -216(%rbp)
 760 // CHECK:   encoding: [0x48,0x0f,0xba,0xa5,0x28,0xff,0xff,0xff,0x3d]
 761         btq     $61, -216(%rbp)
 762
 763
 764 // rdar://8061602
 765 L1:
 766   jecxz L1
 767 // CHECK: jecxz L1
 768 // CHECK:   encoding: [0x67,0xe3,A]
 769   jrcxz L1
 770 // CHECK: jrcxz L1
 771 // CHECK:   encoding: [0xe3,A]
 772
 773 // PR8061
 774 xchgl   368(%rax),%ecx
 775 // CHECK: xchgl %ecx, 368(%rax)
 776 xchgl   %ecx, 368(%rax)
 777 // CHECK: xchgl %ecx, 368(%rax)
 778
 779 // rdar://8407548
 780 xchg    0xdeadbeef(%rbx,%rcx,8),%bl
 781 // CHECK: xchgb %bl, 3735928559(%rbx,%rcx,8)
 782
 783
 784
 785 // PR7254
 786 lock  incl 1(%rsp)
 787 // CHECK: lock
 788 // CHECK: incl 1(%rsp)
 789
 790 // rdar://8741045
 791 lock/incl 1(%rsp)
 792 // CHECK: lock
 793 // CHECK: incl 1(%rsp)
 794
 795 // rdar://8033482
 796 rep movsl
 797 // CHECK: rep
 798 // CHECK: encoding: [0xf3]
 799 // CHECK: movsd
 800 // CHECK: encoding: [0xa5]
 801
 802
 803 // rdar://8403974
 804 iret
 805 // CHECK: iretl
 806 // CHECK: encoding: [0xcf]
 807 iretw
 808 // CHECK: iretw
 809 // CHECK: encoding: [0x66,0xcf]
 810 iretl
 811 // CHECK: iretl
 812 // CHECK: encoding: [0xcf]
 813 iretq
 814 // CHECK: iretq
 815 // CHECK: encoding: [0x48,0xcf]
 816
 817 // rdar://8416805
 818 // CHECK: retw  $31438
 819 // CHECK:  encoding: [0x66,0xc2,0xce,0x7a]
 820                 retw    $0x7ace
 821
 822 // CHECK: lretw $31438
 823 // CHECK:  encoding: [0x66,0xca,0xce,0x7a]
 824                 lretw   $0x7ace
 825
 826 // PR8592
 827 lretq  // CHECK: lretq # encoding: [0x48,0xcb]
 828 lretl  // CHECK: lretl # encoding: [0xcb]
 829 lret   // CHECK: lretl # encoding: [0xcb]
 830
 831 // rdar://8403907
 832 sysret
 833 // CHECK: sysretl
 834 // CHECK: encoding: [0x0f,0x07]
 835 sysretl
 836 // CHECK: sysretl
 837 // CHECK: encoding: [0x0f,0x07]
 838 sysretq
 839 // CHECK: sysretq
 840 // CHECK: encoding: [0x48,0x0f,0x07]
 841
 842 // rdar://8407242
 843 push %fs
 844 // CHECK: pushq %fs
 845 // CHECK: encoding: [0x0f,0xa0]
 846 push %gs
 847 // CHECK: pushq %gs
 848 // CHECK: encoding: [0x0f,0xa8]
 849
 850 pushw %fs
 851 // CHECK: pushw %fs
 852 // CHECK: encoding: [0x66,0x0f,0xa0]
 853 pushw %gs
 854 // CHECK: pushw %gs
 855 // CHECK: encoding: [0x66,0x0f,0xa8]
 856
 857
 858 pop %fs
 859 // CHECK: popq  %fs
 860 // CHECK: encoding: [0x0f,0xa1]
 861 pop %gs
 862 // CHECK: popq  %gs
 863 // CHECK: encoding: [0x0f,0xa9]
 864
 865 popw %fs
 866 // CHECK: popw  %fs
 867 // CHECK: encoding: [0x66,0x0f,0xa1]
 868 popw %gs
 869 // CHECK: popw  %gs
 870 // CHECK: encoding: [0x66,0x0f,0xa9]
 871
 872 // rdar://8438816
 873 fildq -8(%rsp)
 874 fildll -8(%rsp)
 875 // CHECK: fildll        -8(%rsp)
 876 // CHECK: encoding: [0xdf,0x6c,0x24,0xf8]
 877 // CHECK: fildll        -8(%rsp)
 878 // CHECK: encoding: [0xdf,0x6c,0x24,0xf8]
 879
 880 // CHECK: callq a
 881         callq a
 882
 883 // CHECK: leaq  -40(%rbp), %r15
 884         leaq    -40(%rbp), %r15
 885
 886
 887
 888 // rdar://8013734 - Alias dr6=db6
 889 mov %dr6, %rax
 890 mov %db6, %rax
 891 // CHECK: movq  %dr6, %rax
 892 // CHECK: movq  %dr6, %rax
 893
 894
 895 // INC/DEC encodings.
 896 incb %al  // CHECK:     incb    %al # encoding: [0xfe,0xc0]
 897 incw %ax  // CHECK:     incw    %ax # encoding: [0x66,0xff,0xc0]
 898 incl %eax // CHECK:     incl    %eax # encoding: [0xff,0xc0]
 899 decb %al  // CHECK:     decb    %al # encoding: [0xfe,0xc8]
 900 decw %ax  // CHECK:     decw    %ax # encoding: [0x66,0xff,0xc8]
 901 decl %eax // CHECK:     decl    %eax # encoding: [0xff,0xc8]
 902
 903 // rdar://8416805
 904 // CHECK: lgdt  4(%rax)
 905 // CHECK:  encoding: [0x0f,0x01,0x50,0x04]
 906                 lgdt    4(%rax)
 907
 908 // CHECK: lgdt  4(%rax)
 909 // CHECK:  encoding: [0x0f,0x01,0x50,0x04]
 910                 lgdtq   4(%rax)
 911
 912 // CHECK: lidt  4(%rax)
 913 // CHECK:  encoding: [0x0f,0x01,0x58,0x04]
 914                 lidt    4(%rax)
 915
 916 // CHECK: lidt  4(%rax)
 917 // CHECK:  encoding: [0x0f,0x01,0x58,0x04]
 918                 lidtq   4(%rax)
 919
 920 // CHECK: sgdt  4(%rax)
 921 // CHECK:  encoding: [0x0f,0x01,0x40,0x04]
 922                 sgdt    4(%rax)
 923
 924 // CHECK: sgdt  4(%rax)
 925 // CHECK:  encoding: [0x0f,0x01,0x40,0x04]
 926                 sgdtq   4(%rax)
 927
 928 // CHECK: sidt  4(%rax)
 929 // CHECK:  encoding: [0x0f,0x01,0x48,0x04]
 930                 sidt    4(%rax)
 931
 932 // CHECK: sidt  4(%rax)
 933 // CHECK:  encoding: [0x0f,0x01,0x48,0x04]
 934                 sidtq   4(%rax)
 935
 936
 937 // rdar://8208615
 938 mov (%rsi), %gs  // CHECK: movl (%rsi), %gs # encoding: [0x8e,0x2e]
 939 mov %gs, (%rsi)  // CHECK: movl %gs, (%rsi) # encoding: [0x8c,0x2e]
 940
 941
 942 // rdar://8431864
 943         div     %bl,%al
 944         div     %bx,%ax
 945         div     %ecx,%eax
 946         div     0xdeadbeef(%ebx,%ecx,8),%eax
 947         div     0x45,%eax
 948         div     0x7eed,%eax
 949         div     0xbabecafe,%eax
 950         div     0x12345678,%eax
 951         idiv    %bl,%al
 952         idiv    %bx,%ax
 953         idiv    %ecx,%eax
 954         idiv    0xdeadbeef(%ebx,%ecx,8),%eax
 955         idiv    0x45,%eax
 956         idiv    0x7eed,%eax
 957         idiv    0xbabecafe,%eax
 958         idiv    0x12345678,%eax
 959
 960 // PR8524
 961 movd    %rax, %mm5 // CHECK: movd %rax, %mm5 # encoding: [0x48,0x0f,0x6e,0xe8]
 962 movd    %mm5, %rbx // CHECK: movd %mm5, %rbx # encoding: [0x48,0x0f,0x7e,0xeb]
 963 movq    %rax, %mm5 // CHECK: movd %rax, %mm5 # encoding: [0x48,0x0f,0x6e,0xe8]
 964 movq    %mm5, %rbx // CHECK: movd %mm5, %rbx # encoding: [0x48,0x0f,0x7e,0xeb]
 965
 966 rex64 // CHECK: rex64 # encoding: [0x48]
 967 data16 // CHECK: data16 # encoding: [0x66]
 968
 969 // PR8855
 970 movq 18446744073709551615,%rbx   // CHECK: movq -1, %rbx
 971
 972 // PR8946
 973 movdqu  %xmm0, %xmm1 // CHECK: movdqu   %xmm0, %xmm1 # encoding: [0xf3,0x0f,0x6f,0xc8]
 974
 975 // PR8935
 976 xgetbv // CHECK: xgetbv # encoding: [0x0f,0x01,0xd0]
 977 xsetbv // CHECK: xsetbv # encoding: [0x0f,0x01,0xd1]
 978
 979 // CHECK: loope 0
 980 // CHECK: encoding: [0xe1,A]
 981         loopz 0
 982
 983 // CHECK: loopne 0
 984 // CHECK: encoding: [0xe0,A]
 985         loopnz 0
 986
 987 // CHECK: outsb # encoding: [0x6e]
 988 // CHECK: outsb
 989 // CHECK: outsb
 990         outsb
 991         outsb   %ds:(%rsi), %dx
 992         outsb   (%rsi), %dx
 993
 994 // CHECK: outsw # encoding: [0x66,0x6f]
 995 // CHECK: outsw
 996 // CHECK: outsw
 997         outsw
 998         outsw   %ds:(%rsi), %dx
 999         outsw   (%rsi), %dx
1000
1001 // CHECK: outsl # encoding: [0x6f]
1002 // CHECK: outsl
1003         outsl
1004         outsl   %ds:(%rsi), %dx
1005         outsl   (%rsi), %dx
1006
1007 // CHECK: insb # encoding: [0x6c]
1008 // CHECK: insb
1009         insb
1010         insb    %dx, %es:(%rdi)
1011
1012 // CHECK: insw # encoding: [0x66,0x6d]
1013 // CHECK: insw
1014         insw
1015         insw    %dx, %es:(%rdi)
1016
1017 // CHECK: insl # encoding: [0x6d]
1018 // CHECK: insl
1019         insl
1020         insl    %dx, %es:(%rdi)
1021
1022 // CHECK: movsb # encoding: [0xa4]
1023 // CHECK: movsb
1024 // CHECK: movsb
1025         movsb
1026         movsb   %ds:(%rsi), %es:(%rdi)
1027         movsb   (%rsi), %es:(%rdi)
1028
1029 // CHECK: movsw # encoding: [0x66,0xa5]
1030 // CHECK: movsw
1031 // CHECK: movsw
1032         movsw
1033         movsw   %ds:(%rsi), %es:(%rdi)
1034         movsw   (%rsi), %es:(%rdi)
1035
1036 // CHECK: movsd # encoding: [0xa5]
1037 // CHECK: movsd
1038 // CHECK: movsd
1039         movsl
1040         movsl   %ds:(%rsi), %es:(%rdi)
1041         movsl   (%rsi), %es:(%rdi)
1042
1043 // CHECK: movsq # encoding: [0x48,0xa5]
1044 // CHECK: movsq
1045 // CHECK: movsq
1046         movsq
1047         movsq   %ds:(%rsi), %es:(%rdi)
1048         movsq   (%rsi), %es:(%rdi)
1049
1050 // CHECK: lodsb # encoding: [0xac]
1051 // CHECK: lodsb
1052 // CHECK: lodsb
1053 // CHECK: lodsb
1054 // CHECK: lodsb
1055         lodsb
1056         lodsb   %ds:(%rsi), %al
1057         lodsb   (%rsi), %al
1058         lods    %ds:(%rsi), %al
1059         lods    (%rsi), %al
1060
1061 // CHECK: lodsw # encoding: [0x66,0xad]
1062 // CHECK: lodsw
1063 // CHECK: lodsw
1064 // CHECK: lodsw
1065 // CHECK: lodsw
1066         lodsw
1067         lodsw   %ds:(%rsi), %ax
1068         lodsw   (%rsi), %ax
1069         lods    %ds:(%rsi), %ax
1070         lods    (%rsi), %ax
1071
1072 // CHECK: lodsl # encoding: [0xad]
1073 // CHECK: lodsl
1074 // CHECK: lodsl
1075 // CHECK: lodsl
1076 // CHECK: lodsl
1077         lodsl
1078         lodsl   %ds:(%rsi), %eax
1079         lodsl   (%rsi), %eax
1080         lods    %ds:(%rsi), %eax
1081         lods    (%rsi), %eax
1082
1083 // CHECK: lodsq # encoding: [0x48,0xad]
1084 // CHECK: lodsq
1085 // CHECK: lodsq
1086 // CHECK: lodsq
1087 // CHECK: lodsq
1088         lodsq
1089         lodsq   %ds:(%rsi), %rax
1090         lodsq   (%rsi), %rax
1091         lods    %ds:(%rsi), %rax
1092         lods    (%rsi), %rax
1093
1094 // CHECK: stosb # encoding: [0xaa]
1095 // CHECK: stosb
1096 // CHECK: stosb
1097         stosb
1098         stosb   %al, %es:(%rdi)
1099         stos    %al, %es:(%rdi)
1100
1101 // CHECK: stosw # encoding: [0x66,0xab]
1102 // CHECK: stosw
1103 // CHECK: stosw
1104         stosw
1105         stosw   %ax, %es:(%rdi)
1106         stos    %ax, %es:(%rdi)
1107
1108 // CHECK: stosl # encoding: [0xab]
1109 // CHECK: stosl
1110 // CHECK: stosl
1111         stosl
1112         stosl   %eax, %es:(%rdi)
1113         stos    %eax, %es:(%rdi)
1114
1115 // CHECK: stosq # encoding: [0x48,0xab]
1116 // CHECK: stosq
1117 // CHECK: stosq
1118         stosq
1119         stosq   %rax, %es:(%rdi)
1120         stos    %rax, %es:(%rdi)
1121
1122 // CHECK: strw
1123 // CHECK: encoding: [0x66,0x0f,0x00,0xc8]
1124         str %ax
1125
1126 // CHECK: strl
1127 // CHECK: encoding: [0x0f,0x00,0xc8]
1128         str %eax
1129
1130 // CHECK: strw
1131 // CHECK: encoding: [0x66,0x0f,0x00,0xc8]
1132         str %ax
1133
1134 // CHECK: strq
1135 // CHECK: encoding: [0x48,0x0f,0x00,0xc8]
1136         str %rax
1137
1138 // CHECK: movd %rdi, %xmm0
1139 // CHECK: encoding: [0x66,0x48,0x0f,0x6e,0xc7]
1140         movq %rdi,%xmm0
1141
1142 // CHECK: movd %rdi, %xmm0
1143 // CHECK: encoding: [0x66,0x48,0x0f,0x6e,0xc7]
1144         movd %rdi,%xmm0
1145
1146 // CHECK: movntil %eax, (%rdi)
1147 // CHECK: encoding: [0x0f,0xc3,0x07]
1148 // CHECK: movntil
1149 movntil %eax, (%rdi)
1150 movnti %eax, (%rdi)
1151
1152 // CHECK: movntiq %rax, (%rdi)
1153 // CHECK: encoding: [0x48,0x0f,0xc3,0x07]
1154 // CHECK: movntiq
1155 movntiq %rax, (%rdi)
1156 movnti %rax, (%rdi)
1157
1158 // CHECK: pclmulqdq     $17, %xmm0, %xmm1
1159 // CHECK: encoding: [0x66,0x0f,0x3a,0x44,0xc8,0x11]
1160 pclmulhqhqdq %xmm0, %xmm1
1161
1162 // CHECK: pclmulqdq     $1, %xmm0, %xmm1
1163 // CHECK: encoding: [0x66,0x0f,0x3a,0x44,0xc8,0x01]
1164 pclmulqdq $1, %xmm0, %xmm1
1165
1166 // CHECK: pclmulqdq     $16, (%rdi), %xmm1
1167 // CHECK: encoding: [0x66,0x0f,0x3a,0x44,0x0f,0x10]
1168 pclmullqhqdq (%rdi), %xmm1
1169
1170 // CHECK: pclmulqdq     $0, (%rdi), %xmm1
1171 // CHECK: encoding: [0x66,0x0f,0x3a,0x44,0x0f,0x00]
1172 pclmulqdq $0, (%rdi), %xmm1