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
7 // CHECK: encoding: [0x0f,0x01,0xc8]
8 monitor %rax, %rcx, %rdx
10 // CHECK: encoding: [0x0f,0x01,0xc8]
13 // CHECK: encoding: [0x0f,0x01,0xc9]
16 // CHECK: encoding: [0x0f,0x01,0xc9]
20 // CHECK: addl $0, %eax
22 // CHECK: addb $255, %al
24 // CHECK: orq %rax, %rdx
26 // CHECK: shlq $3, %rax
30 // CHECK: subb %al, %al
33 // CHECK: addl $24, %eax
36 // CHECK: 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)
45 // CHECK: movl 0, %eax
47 // CHECK: movl $0, %eax
53 // FIXME: Check that this matches SUB32ri8
54 // CHECK: subl $1, %eax
57 // FIXME: Check that this matches SUB32ri8
58 // CHECK: subl $-1, %eax
61 // FIXME: Check that this matches SUB32ri
62 // CHECK: subl $256, %eax
65 // FIXME: Check that this matches XOR64ri8
66 // CHECK: xorq $1, %rax
69 // FIXME: Check that this matches XOR64ri32
70 // CHECK: xorq $256, %rax
73 // FIXME: Check that this matches SUB8rr
74 // CHECK: subb %al, %bl
77 // FIXME: Check that this matches SUB16rr
78 // CHECK: subw %ax, %bx
81 // FIXME: Check that this matches SUB32rr
82 // CHECK: subl %eax, %ebx
85 // FIXME: Check that this matches the correct instruction.
89 // FIXME: Check that this matches the correct instruction.
90 // CHECK: shldl %cl, %eax, %ebx
93 // CHECK: shll $2, %eax
96 // CHECK: shll $2, %eax
113 smovb // CHECK: movsb
114 smovw // CHECK: movsw
115 smovl // CHECK: movsl
116 smovq // CHECK: movsq
131 // NOTE: repz and repe have the same opcode as rep
136 // NOTE: repnz has the same opcode as repne
141 // NOTE: repe and repz have the same opcode as rep
151 // CHECK: cmpxchgb %al, (%ebx)
152 lock;cmpxchgb %al, 0(%ebx)
155 // CHECK: movb (%eax), %al
159 // CHECK: movb (%eax), %al
163 // CHECK: movb (%eax), %al
167 // CHECK: movb (%eax), %al
171 // CHECK: movb (%eax), %al
175 // CHECK: movb (%eax), %al
178 // CHECK: fadd %st(0)
179 // CHECK: fadd %st(1)
180 // CHECK: fadd %st(7)
186 // CHECK: leal 0, %eax
189 // rdar://7986634 - Insensitivity on opcodes.
194 // Allow scale factor without index register.
195 // CHECK: movaps %xmm3, (%esi)
196 // CHECK-STDERR: warning: scale factor without index register is ignored
197 movaps %xmm3, (%esi, 2)
199 // CHECK: imull $12, %eax, %eax
202 // CHECK: imull %ecx, %eax
207 // CHECK: outb %al, $161
209 // CHECK: outw %ax, $128
211 // CHECK: inb $161, %al
223 // CHECK: cmovnew %bx, %ax
225 // CHECK: cmovneq %rbx, %rax
230 // CHECK: inb $127, %al
231 // CHECK: inw %dx, %ax
232 // CHECK: outb %al, $127
233 // CHECK: outw %ax, %dx
234 // CHECK: inl %dx, %eax
243 // CHECK: outb %al, %dx
244 // CHECK: outw %ax, %dx
245 // CHECK: outl %eax, %dx
254 // CHECK: fxch %st(1)
255 // CHECK: fucom %st(1)
256 // CHECK: fucomp %st(1)
257 // CHECK: faddp %st(1)
258 // CHECK: faddp %st(0)
259 // CHECK: fsubp %st(1)
260 // CHECK: fsubrp %st(1)
261 // CHECK: fmulp %st(1)
262 // CHECK: fdivp %st(1)
263 // CHECK: fdivrp %st(1)
276 // CHECK: fcomi %st(1)
277 // CHECK: fcomi %st(2)
278 // CHECK: fucomi %st(1)
279 // CHECK: fucomi %st(2)
280 // CHECK: fucomi %st(2)
300 // CHECK: rcll 3735928559(%ebx,%ecx,8)
302 // CHECK: rcrl 305419896
304 rcll 0xdeadbeef(%ebx,%ecx,8)
308 rclb %bl // CHECK: rclb %bl # encoding: [0xd0,0xd3]
309 rclb $1, %bl // CHECK: rclb %bl # encoding: [0xd0,0xd3]
310 rclb $2, %bl // CHECK: rclb $2, %bl # encoding: [0xc0,0xd3,0x02]
313 // CHECK: shldw $1, %bx, %bx
314 // CHECK: shldw $1, %bx, %bx
315 // CHECK: shrdw $1, %bx, %bx
316 // CHECK: shrdw $1, %bx, %bx
324 // CHECK: encoding: [0x0f,0x00,0xc1]
326 // CHECK: encoding: [0x66,0x0f,0x00,0xc1]
331 // CHECK: lcalll *3135175374
332 // CHECK: ljmpl *3135175374
338 // CHECK: enter $31438, $0
339 // CHECK: encoding: [0xc8,0xce,0x7a,0x00]
340 // CHECK: enter $31438, $1
341 // CHECK: encoding: [0xc8,0xce,0x7a,0x01]
342 // CHECK: enter $31438, $127
343 // CHECK: encoding: [0xc8,0xce,0x7a,0x7f]
350 // CHECK: movw %cs, %ax
354 fcmovb %st(1), %st(0) // CHECK: fcmovb %st(1), %st(0)
355 fcmove %st(1), %st(0) // CHECK: fcmove %st(1), %st(0)
356 fcmovbe %st(1), %st(0) // CHECK: fcmovbe %st(1), %st(0)
357 fcmovu %st(1), %st(0) // CHECK: fcmovu %st(1), %st(0)
359 fcmovnb %st(1), %st(0) // CHECK: fcmovnb %st(1), %st(0)
360 fcmovne %st(1), %st(0) // CHECK: fcmovne %st(1), %st(0)
361 fcmovnbe %st(1), %st(0) // CHECK: fcmovnbe %st(1), %st(0)
362 fcmovnu %st(1), %st(0) // CHECK: fcmovnu %st(1), %st(0)
364 fcmovnae %st(1), %st(0) // CHECK: fcmovb %st(1), %st(0)
365 fcmovna %st(1), %st(0) // CHECK: fcmovbe %st(1), %st(0)
367 fcmovae %st(1), %st(0) // CHECK: fcmovnb %st(1), %st(0)
368 fcmova %st(1), %st(0) // CHECK: fcmovnbe %st(1), %st(0)
371 .byte 88 + 1 & 15 // CHECK: .byte 9
375 // CHECK: movq %rdx, %cr0
376 // CHECK: encoding: [0x0f,0x22,0xc2]
378 // CHECK: movq %rdx, %cr4
379 // CHECK: encoding: [0x0f,0x22,0xe2]
381 // CHECK: movq %rdx, %cr8
382 // CHECK: encoding: [0x44,0x0f,0x22,0xc2]
384 // CHECK: movq %rdx, %cr15
385 // CHECK: encoding: [0x44,0x0f,0x22,0xfa]
387 // rdar://8456371 - Handle commutable instructions written backward.
388 // CHECK: faddp %st(1)
389 // CHECK: fmulp %st(2)
393 // rdar://8468087 - Encode these accurately, they are not synonyms.
394 // CHECK: fmul %st(0), %st(1)
395 // CHECK: encoding: [0xdc,0xc9]
396 // CHECK: fmul %st(1)
397 // CHECK: encoding: [0xd8,0xc9]
401 // CHECK: fadd %st(0), %st(1)
402 // CHECK: encoding: [0xdc,0xc1]
403 // CHECK: fadd %st(1)
404 // CHECK: encoding: [0xd8,0xc1]
410 // CHECK: xorb %al, %al
411 // CHECK: encoding: [0x30,0xc0]
412 // CHECK: xorw %di, %di
413 // CHECK: encoding: [0x66,0x31,0xff]
414 // CHECK: xorl %esi, %esi
415 // CHECK: encoding: [0x31,0xf6]
416 // CHECK: xorq %rsi, %rsi
417 // CHECK: encoding: [0x48,0x31,0xf6]
434 // rdar://8456378 and PR7557 - fstsw
440 // CHECK: fnstsw (%rax)
445 // CHECK: fnstcw (%rsp)
450 // CHECK: fnstcw (%rsp)
459 // CHECK: fnsave 32493
462 // rdar://8456382 - cvtsd2si support.
464 // CHECK: cvtsd2siq %xmm1, %rax
465 // CHECK: encoding: [0xf2,0x48,0x0f,0x2d,0xc1]
467 // CHECK: cvtsd2sil %xmm1, %eax
468 // CHECK: encoding: [0xf2,0x0f,0x2d,0xc1]
470 cvtsd2siq %xmm0, %rax // CHECK: cvtsd2siq %xmm0, %rax
471 cvtsd2sil %xmm0, %eax // CHECK: cvtsd2sil %xmm0, %eax
472 cvtsd2si %xmm0, %rax // CHECK: cvtsd2siq %xmm0, %rax
475 cvttpd2dq %xmm1, %xmm0 // CHECK: cvttpd2dq %xmm1, %xmm0
476 cvttpd2dq (%rax), %xmm0 // CHECK: cvttpd2dq (%rax), %xmm0
478 cvttps2dq %xmm1, %xmm0 // CHECK: cvttps2dq %xmm1, %xmm0
479 cvttps2dq (%rax), %xmm0 // CHECK: cvttps2dq (%rax), %xmm0
481 // rdar://8456376 - llvm-mc rejects 'roundss'
482 roundss $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x0a,0xc0,0x0e]
483 roundps $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x08,0xc0,0x0e]
484 roundsd $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x0b,0xc0,0x0e]
485 roundpd $0xE, %xmm0, %xmm0 // CHECK: encoding: [0x66,0x0f,0x3a,0x09,0xc0,0x0e]
488 // rdar://8482675 - 32-bit mem operand support in 64-bit mode (0x67 prefix)
490 // CHECK: leal 8(%eax), %esi
491 // CHECK: encoding: [0x67,0x8d,0x70,0x08]
493 // CHECK: leaq 8(%eax), %rsi
494 // CHECK: encoding: [0x67,0x48,0x8d,0x70,0x08]
496 // CHECK: leaq 8(%rax), %rsi
497 // CHECK: encoding: [0x48,0x8d,0x70,0x08]
500 cvttpd2dq 0xdeadbeef(%ebx,%ecx,8),%xmm5
501 // CHECK: cvttpd2dq 3735928559(%ebx,%ecx,8), %xmm5
502 // CHECK: encoding: [0x67,0x66,0x0f,0xe6,0xac,0xcb,0xef,0xbe,0xad,0xde]
504 // rdar://8490728 - llvm-mc rejects 'movmskpd'
506 // CHECK: movmskpd %xmm6, %rax
507 // CHECK: encoding: [0x66,0x48,0x0f,0x50,0xc6]
509 // CHECK: movmskpd %xmm6, %eax
510 // CHECK: encoding: [0x66,0x0f,0x50,0xc6]
512 // rdar://8491845 - Gas supports commuted forms of non-commutable instructions.
513 fdivrp %st(0), %st(1) // CHECK: encoding: [0xde,0xf9]
514 fdivrp %st(1), %st(0) // CHECK: encoding: [0xde,0xf9]
516 fsubrp %ST(0), %ST(1) // CHECK: encoding: [0xde,0xe9]
517 fsubrp %ST(1), %ST(0) // CHECK: encoding: [0xde,0xe9]
520 fdivp %st(0), %st(1) // CHECK: encoding: [0xde,0xf1]
521 fdivp %st(1), %st(0) // CHECK: encoding: [0xde,0xf1]
525 // CHECK: movl foo(%rip), %eax
526 // CHECK: encoding: [0x8b,0x05,A,A,A,A]
527 // CHECK: fixup A - offset: 2, value: foo-4, kind: reloc_riprel_4byte
530 // CHECK: movb $12, foo(%rip)
531 // CHECK: encoding: [0xc6,0x05,A,A,A,A,0x0c]
532 // CHECK: fixup A - offset: 2, value: foo-5, kind: reloc_riprel_4byte
535 // CHECK: movw $12, foo(%rip)
536 // CHECK: encoding: [0x66,0xc7,0x05,A,A,A,A,0x0c,0x00]
537 // CHECK: fixup A - offset: 3, value: foo-6, kind: reloc_riprel_4byte
540 // CHECK: movl $12, foo(%rip)
541 // CHECK: encoding: [0xc7,0x05,A,A,A,A,0x0c,0x00,0x00,0x00]
542 // CHECK: fixup A - offset: 2, value: foo-8, kind: reloc_riprel_4byte
545 // CHECK: movq $12, foo(%rip)
546 // CHECK: encoding: [0x48,0xc7,0x05,A,A,A,A,0x0c,0x00,0x00,0x00]
547 // CHECK: fixup A - offset: 3, value: foo-8, kind: reloc_riprel_4byte
549 // CHECK: addq $-424, %rax
550 // CHECK: encoding: [0x48,0x05,0x58,0xfe,0xff,0xff]
554 // CHECK: movq _foo@GOTPCREL(%rip), %rax
555 // CHECK: encoding: [0x48,0x8b,0x05,A,A,A,A]
556 // CHECK: fixup A - offset: 3, value: _foo@GOTPCREL-4, kind: reloc_riprel_4byte_movq_load
557 movq _foo@GOTPCREL(%rip), %rax
559 // CHECK: movq _foo@GOTPCREL(%rip), %r14
560 // CHECK: encoding: [0x4c,0x8b,0x35,A,A,A,A]
561 // CHECK: fixup A - offset: 3, value: _foo@GOTPCREL-4, kind: reloc_riprel_4byte_movq_load
562 movq _foo@GOTPCREL(%rip), %r14
565 // CHECK: movq (%r13,%rax,8), %r13
566 // CHECK: encoding: [0x4d,0x8b,0x6c,0xc5,0x00]
567 movq 0x00(%r13,%rax,8),%r13
569 // CHECK: testq %rax, %rbx
570 // CHECK: encoding: [0x48,0x85,0xd8]
573 // CHECK: cmpq %rbx, %r14
574 // CHECK: encoding: [0x49,0x39,0xde]
581 // CHECK: encoding: [0x48,0xa5]
585 // CHECK: encoding: [0xa5]
589 // CHECK: encoding: [0x48,0xab]
592 // CHECK: encoding: [0xab]
595 // Not moffset forms of moves, they are x86-32 only! rdar://7947184
596 movb 0, %al // CHECK: movb 0, %al # encoding: [0x8a,0x04,0x25,0x00,0x00,0x00,0x00]
597 movw 0, %ax // CHECK: movw 0, %ax # encoding: [0x66,0x8b,0x04,0x25,0x00,0x00,0x00,0x00]
598 movl 0, %eax // CHECK: movl 0, %eax # encoding: [0x8b,0x04,0x25,0x00,0x00,0x00,0x00]
600 // CHECK: pushfq # encoding: [0x9c]
602 // CHECK: pushfq # encoding: [0x9c]
604 // CHECK: popfq # encoding: [0x9d]
606 // CHECK: popfq # encoding: [0x9d]
609 // CHECK: movabsq $-281474976710654, %rax
610 // CHECK: encoding: [0x48,0xb8,0x02,0x00,0x00,0x00,0x00,0x00,0xff,0xff]
611 movabsq $0xFFFF000000000002, %rax
613 // CHECK: movabsq $-281474976710654, %rax
614 // CHECK: encoding: [0x48,0xb8,0x02,0x00,0x00,0x00,0x00,0x00,0xff,0xff]
615 movq $0xFFFF000000000002, %rax
617 // CHECK: movq $-65536, %rax
618 // CHECK: encoding: [0x48,0xc7,0xc0,0x00,0x00,0xff,0xff]
619 movq $0xFFFFFFFFFFFF0000, %rax
621 // CHECK: movq $-256, %rax
622 // CHECK: encoding: [0x48,0xc7,0xc0,0x00,0xff,0xff,0xff]
623 movq $0xFFFFFFFFFFFFFF00, %rax
625 // CHECK: movq $10, %rax
626 // CHECK: encoding: [0x48,0xc7,0xc0,0x0a,0x00,0x00,0x00]
632 // CHECK: encoding: [0xc3]
636 // CHECK: encoding: [0x0f,0x94,0xc0]
640 // CHECK: encoding: [0x0f,0x95,0xc0]
644 // CHECK: encoding: [0x74,A]
648 // CHECK: encoding: [0x75,A]
652 btl $1, 0 // CHECK: btl $1, 0 # encoding: [0x0f,0xba,0x24,0x25,0x00,0x00,0x00,0x00,0x01]
653 bt $1, 0 // CHECK: btl $1, 0 # encoding: [0x0f,0xba,0x24,0x25,0x00,0x00,0x00,0x00,0x01]
657 // CHECK: btq $1, %rdx
658 // CHECK: encoding: [0x48,0x0f,0xba,0xe2,0x01]
661 // CHECK: movzbl %al, %esi
662 // CHECK: encoding: [0x0f,0xb6,0xf0]
665 // CHECK: movzbq %al, %rsi
666 // CHECK: encoding: [0x48,0x0f,0xb6,0xf0]
669 // CHECK: movsbw %al, %ax
670 // CHECK: encoding: [0x66,0x0f,0xbe,0xc0]
673 // CHECK: movsbl %al, %eax
674 // CHECK: encoding: [0x0f,0xbe,0xc0]
677 // CHECK: movswl %ax, %eax
678 // CHECK: encoding: [0x0f,0xbf,0xc0]
681 // CHECK: movsbq %bl, %rax
682 // CHECK: encoding: [0x48,0x0f,0xbe,0xc3]
685 // CHECK: movswq %cx, %rax
686 // CHECK: encoding: [0x48,0x0f,0xbf,0xc1]
689 // CHECK: movslq %edi, %rax
690 // CHECK: encoding: [0x48,0x63,0xc7]
693 // CHECK: movzbw %al, %ax
694 // CHECK: encoding: [0x66,0x0f,0xb6,0xc0]
697 // CHECK: movzbl %al, %eax
698 // CHECK: encoding: [0x0f,0xb6,0xc0]
701 // CHECK: movzwl %ax, %eax
702 // CHECK: encoding: [0x0f,0xb7,0xc0]
705 // CHECK: movzbq %bl, %rax
706 // CHECK: encoding: [0x48,0x0f,0xb6,0xc3]
709 // CHECK: movzwq %cx, %rax
710 // CHECK: encoding: [0x48,0x0f,0xb7,0xc1]
713 // CHECK: movsbw (%rax), %ax
714 // CHECK: encoding: [0x66,0x0f,0xbe,0x00]
717 // CHECK: movzbw (%rax), %ax
718 // CHECK: encoding: [0x66,0x0f,0xb6,0x00]
723 // CHECK: [0x65,0x8b,0x04,0x25,0x7c,0x00,0x00,0x00]
726 // CHECK: jmpq *8(%rax)
727 // CHECK: encoding: [0xff,0x60,0x08]
730 // CHECK: btq $61, -216(%rbp)
731 // CHECK: encoding: [0x48,0x0f,0xba,0xa5,0x28,0xff,0xff,0xff,0x3d]
739 // CHECK: encoding: [0x67,0xe3,A]
742 // CHECK: encoding: [0xe3,A]
746 // CHECK: xchgl %ecx, 368(%rax)
747 xchgl %ecx, 368(%rax)
748 // CHECK: xchgl %ecx, 368(%rax)
751 xchg 0xdeadbeef(%rbx,%rcx,8),%bl
752 // CHECK: xchgb %bl, 3735928559(%rbx,%rcx,8)
759 // CHECK: incl 1(%rsp)
764 // CHECK: incl 1(%rsp)
769 // CHECK: encoding: [0xf3]
771 // CHECK: encoding: [0xa5]
777 // CHECK: encoding: [0xcf]
780 // CHECK: encoding: [0x66,0xcf]
783 // CHECK: encoding: [0xcf]
786 // CHECK: encoding: [0x48,0xcf]
789 // CHECK: retw $31438
790 // CHECK: encoding: [0x66,0xc2,0xce,0x7a]
793 // CHECK: lretw $31438
794 // CHECK: encoding: [0x66,0xca,0xce,0x7a]
798 lretq // CHECK: lretq # encoding: [0x48,0xcb]
799 lretl // CHECK: lretl # encoding: [0xcb]
800 lret // CHECK: lretl # encoding: [0xcb]
805 // CHECK: encoding: [0x0f,0x07]
808 // CHECK: encoding: [0x0f,0x07]
811 // CHECK: encoding: [0x48,0x0f,0x07]
816 // CHECK: encoding: [0x0f,0xa0]
819 // CHECK: encoding: [0x0f,0xa8]
823 // CHECK: encoding: [0x66,0x0f,0xa0]
826 // CHECK: encoding: [0x66,0x0f,0xa8]
831 // CHECK: encoding: [0x0f,0xa1]
834 // CHECK: encoding: [0x0f,0xa9]
838 // CHECK: encoding: [0x66,0x0f,0xa1]
841 // CHECK: encoding: [0x66,0x0f,0xa9]
846 // CHECK: fildll -8(%rsp)
847 // CHECK: encoding: [0xdf,0x6c,0x24,0xf8]
848 // CHECK: fildll -8(%rsp)
849 // CHECK: encoding: [0xdf,0x6c,0x24,0xf8]
854 // CHECK: leaq -40(%rbp), %r15
859 // rdar://8013734 - Alias dr6=db6
862 // CHECK: movq %dr6, %rax
863 // CHECK: movq %dr6, %rax
866 // INC/DEC encodings.
867 incb %al // CHECK: incb %al # encoding: [0xfe,0xc0]
868 incw %ax // CHECK: incw %ax # encoding: [0x66,0xff,0xc0]
869 incl %eax // CHECK: incl %eax # encoding: [0xff,0xc0]
870 decb %al // CHECK: decb %al # encoding: [0xfe,0xc8]
871 decw %ax // CHECK: decw %ax # encoding: [0x66,0xff,0xc8]
872 decl %eax // CHECK: decl %eax # encoding: [0xff,0xc8]
875 // CHECK: lgdt 4(%rax)
876 // CHECK: encoding: [0x0f,0x01,0x50,0x04]
879 // CHECK: lgdt 4(%rax)
880 // CHECK: encoding: [0x0f,0x01,0x50,0x04]
883 // CHECK: lidt 4(%rax)
884 // CHECK: encoding: [0x0f,0x01,0x58,0x04]
887 // CHECK: lidt 4(%rax)
888 // CHECK: encoding: [0x0f,0x01,0x58,0x04]
891 // CHECK: sgdt 4(%rax)
892 // CHECK: encoding: [0x0f,0x01,0x40,0x04]
895 // CHECK: sgdt 4(%rax)
896 // CHECK: encoding: [0x0f,0x01,0x40,0x04]
899 // CHECK: sidt 4(%rax)
900 // CHECK: encoding: [0x0f,0x01,0x48,0x04]
903 // CHECK: sidt 4(%rax)
904 // CHECK: encoding: [0x0f,0x01,0x48,0x04]
909 mov (%rsi), %gs // CHECK: movl (%rsi), %gs # encoding: [0x8e,0x2e]
910 mov %gs, (%rsi) // CHECK: movl %gs, (%rsi) # encoding: [0x8c,0x2e]
917 div 0xdeadbeef(%ebx,%ecx,8),%eax
925 idiv 0xdeadbeef(%ebx,%ecx,8),%eax
932 movd %rax, %mm5 // CHECK: movd %rax, %mm5 # encoding: [0x48,0x0f,0x6e,0xe8]
933 movd %mm5, %rbx // CHECK: movd %mm5, %rbx # encoding: [0x48,0x0f,0x7e,0xeb]
934 movq %rax, %mm5 // CHECK: movd %rax, %mm5 # encoding: [0x48,0x0f,0x6e,0xe8]
935 movq %mm5, %rbx // CHECK: movd %mm5, %rbx # encoding: [0x48,0x0f,0x7e,0xeb]
937 rex64 // CHECK: rex64 # encoding: [0x48]
938 data16 // CHECK: data16 # encoding: [0x66]
941 movq 18446744073709551615,%rbx // CHECK: movq -1, %rbx
944 movdqu %xmm0, %xmm1 // CHECK: movdqu %xmm0, %xmm1 # encoding: [0xf3,0x0f,0x6f,0xc8]
947 xgetbv // CHECK: xgetbv # encoding: [0x0f,0x01,0xd0]
948 xsetbv // CHECK: xsetbv # encoding: [0x0f,0x01,0xd1]
951 // CHECK: encoding: [0xe1,A]
955 // CHECK: encoding: [0xe0,A]