x86-32.s revision db28788e4ae01c3fa8003773fc236768e87f6917 
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	mwait
19// CHECK: mwait
20// CHECK: encoding: [0x0f,0x01,0xc9]
21
22	vmcall
23// CHECK: vmcall
24// CHECK: encoding: [0x0f,0x01,0xc1]
25	vmlaunch
26// CHECK: vmlaunch
27// CHECK: encoding: [0x0f,0x01,0xc2]
28	vmresume
29// CHECK: vmresume
30// CHECK: encoding: [0x0f,0x01,0xc3]
31	vmxoff
32// CHECK: vmxoff
33// CHECK: encoding: [0x0f,0x01,0xc4]
34	swapgs
35// CHECK: swapgs
36// CHECK: encoding: [0x0f,0x01,0xf8]
37
38rdtscp
39// CHECK: rdtscp
40// CHECK:  encoding: [0x0f,0x01,0xf9]
41
42
43// CHECK: movl	%eax, 16(%ebp)          # encoding: [0x89,0x45,0x10]
44	movl	%eax, 16(%ebp)
45// CHECK: movl	%eax, -16(%ebp)          # encoding: [0x89,0x45,0xf0]
46	movl	%eax, -16(%ebp)
47
48// CHECK: testb	%bl, %cl                # encoding: [0x84,0xcb]
49        testb %bl, %cl
50
51// CHECK: cmpl	%eax, %ebx              # encoding: [0x39,0xc3]
52        cmpl %eax, %ebx
53
54// CHECK: addw	%ax, %ax                # encoding: [0x66,0x01,0xc0]
55        addw %ax, %ax
56
57// CHECK: shrl	%eax                    # encoding: [0xd1,0xe8]
58        shrl $1, %eax
59
60// CHECK: shll	%eax                    # encoding: [0xd1,0xe0]
61        sall $1, %eax
62// CHECK: shll	%eax                    # encoding: [0xd1,0xe0]
63        sal $1, %eax
64
65// moffset forms of moves, rdar://7947184
66movb	0, %al    // CHECK: movb 0, %al  # encoding: [0xa0,A,A,A,A]
67movw	0, %ax    // CHECK: movw 0, %ax  # encoding: [0x66,0xa1,A,A,A,A]
68movl	0, %eax   // CHECK: movl 0, %eax  # encoding: [0xa1,A,A,A,A]
69
70// rdar://7973775
71into
72// CHECK: into
73// CHECK:  encoding: [0xce]
74int3
75// CHECK: int3
76// CHECK:  encoding: [0xcc]
77int $4
78// CHECK: int $4
79// CHECK:  encoding: [0xcd,0x04]
80int $255
81// CHECK: int $255
82// CHECK:  encoding: [0xcd,0xff]
83
84// CHECK: pushfl	# encoding: [0x9c]
85        pushf
86// CHECK: pushfl	# encoding: [0x9c]
87        pushfl
88// CHECK: popfl	        # encoding: [0x9d]
89        popf
90// CHECK: popfl	        # encoding: [0x9d]
91        popfl
92
93// rdar://8014869
94retl
95// CHECK: ret
96// CHECK:  encoding: [0xc3]
97
98// rdar://7973854
99// CHECK: cmoval	%eax, %edx
100// CHECK:  encoding: [0x0f,0x47,0xd0]
101        	cmoval	%eax,%edx
102
103// CHECK: cmovael	%eax, %edx
104// CHECK:  encoding: [0x0f,0x43,0xd0]
105        	cmovael	%eax,%edx
106
107// CHECK: cmovbel	%eax, %edx
108// CHECK:  encoding: [0x0f,0x46,0xd0]
109        	cmovbel	%eax,%edx
110
111// CHECK: cmovbl	%eax, %edx
112// CHECK:  encoding: [0x0f,0x42,0xd0]
113        	cmovbl	%eax,%edx
114
115// CHECK: cmovbw %bx, %bx
116cmovnae	%bx,%bx
117
118
119// CHECK: cmovbel	%eax, %edx
120// CHECK:  encoding: [0x0f,0x46,0xd0]
121        	cmovbel	%eax,%edx
122
123// CHECK: cmovbl	%eax, %edx
124// CHECK:  encoding: [0x0f,0x42,0xd0]
125        	cmovcl	%eax,%edx
126
127// CHECK: cmovel	%eax, %edx
128// CHECK:  encoding: [0x0f,0x44,0xd0]
129        	cmovel	%eax,%edx
130
131// CHECK: cmovgl	%eax, %edx
132// CHECK:  encoding: [0x0f,0x4f,0xd0]
133        	cmovgl	%eax,%edx
134
135// CHECK: cmovgel	%eax, %edx
136// CHECK:  encoding: [0x0f,0x4d,0xd0]
137        	cmovgel	%eax,%edx
138
139// CHECK: cmovll	%eax, %edx
140// CHECK:  encoding: [0x0f,0x4c,0xd0]
141        	cmovll	%eax,%edx
142
143// CHECK: cmovlel	%eax, %edx
144// CHECK:  encoding: [0x0f,0x4e,0xd0]
145        	cmovlel	%eax,%edx
146
147// CHECK: cmovbel	%eax, %edx
148// CHECK:  encoding: [0x0f,0x46,0xd0]
149        	cmovnal	%eax,%edx
150
151// CHECK: cmovnel	%eax, %edx
152// CHECK:  encoding: [0x0f,0x45,0xd0]
153        	cmovnel	%eax,%edx
154
155// CHECK: cmovael	%eax, %edx
156// CHECK:  encoding: [0x0f,0x43,0xd0]
157        	cmovnbl	%eax,%edx
158
159// CHECK: cmoval	%eax, %edx
160// CHECK:  encoding: [0x0f,0x47,0xd0]
161        	cmovnbel	%eax,%edx
162
163// CHECK: cmovael	%eax, %edx
164// CHECK:  encoding: [0x0f,0x43,0xd0]
165        	cmovncl	%eax,%edx
166
167// CHECK: cmovnel	%eax, %edx
168// CHECK:  encoding: [0x0f,0x45,0xd0]
169        	cmovnel	%eax,%edx
170
171// CHECK: cmovlel	%eax, %edx
172// CHECK:  encoding: [0x0f,0x4e,0xd0]
173        	cmovngl	%eax,%edx
174
175// CHECK: cmovgel	%eax, %edx
176// CHECK:  encoding: [0x0f,0x4d,0xd0]
177        	cmovnl	%eax,%edx
178
179// CHECK: cmovnel	%eax, %edx
180// CHECK:  encoding: [0x0f,0x45,0xd0]
181        	cmovnel	%eax,%edx
182
183// CHECK: cmovlel	%eax, %edx
184// CHECK:  encoding: [0x0f,0x4e,0xd0]
185        	cmovngl	%eax,%edx
186
187// CHECK: cmovll	%eax, %edx
188// CHECK:  encoding: [0x0f,0x4c,0xd0]
189        	cmovngel	%eax,%edx
190
191// CHECK: cmovgel	%eax, %edx
192// CHECK:  encoding: [0x0f,0x4d,0xd0]
193        	cmovnll	%eax,%edx
194
195// CHECK: cmovgl	%eax, %edx
196// CHECK:  encoding: [0x0f,0x4f,0xd0]
197        	cmovnlel	%eax,%edx
198
199// CHECK: cmovnol	%eax, %edx
200// CHECK:  encoding: [0x0f,0x41,0xd0]
201        	cmovnol	%eax,%edx
202
203// CHECK: cmovnpl	%eax, %edx
204// CHECK:  encoding: [0x0f,0x4b,0xd0]
205        	cmovnpl	%eax,%edx
206
207// CHECK: cmovnsl	%eax, %edx
208// CHECK:  encoding: [0x0f,0x49,0xd0]
209        	cmovnsl	%eax,%edx
210
211// CHECK: cmovnel	%eax, %edx
212// CHECK:  encoding: [0x0f,0x45,0xd0]
213        	cmovnzl	%eax,%edx
214
215// CHECK: cmovol	%eax, %edx
216// CHECK:  encoding: [0x0f,0x40,0xd0]
217        	cmovol	%eax,%edx
218
219// CHECK: cmovpl	%eax, %edx
220// CHECK:  encoding: [0x0f,0x4a,0xd0]
221        	cmovpl	%eax,%edx
222
223// CHECK: cmovsl	%eax, %edx
224// CHECK:  encoding: [0x0f,0x48,0xd0]
225        	cmovsl	%eax,%edx
226
227// CHECK: cmovel	%eax, %edx
228// CHECK:  encoding: [0x0f,0x44,0xd0]
229        	cmovzl	%eax,%edx
230
231// CHECK: cmpps	$0, %xmm0, %xmm1
232// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
233        cmpps $0, %xmm0, %xmm1
234// CHECK:	cmpps	$0, (%eax), %xmm1
235// CHECK: encoding: [0x0f,0xc2,0x08,0x00]
236        cmpps $0, 0(%eax), %xmm1
237// CHECK:	cmppd	$0, %xmm0, %xmm1
238// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x00]
239        cmppd $0, %xmm0, %xmm1
240// CHECK:	cmppd	$0, (%eax), %xmm1
241// CHECK: encoding: [0x66,0x0f,0xc2,0x08,0x00]
242        cmppd $0, 0(%eax), %xmm1
243// CHECK:	cmpss	$0, %xmm0, %xmm1
244// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x00]
245        cmpss $0, %xmm0, %xmm1
246// CHECK:	cmpss	$0, (%eax), %xmm1
247// CHECK: encoding: [0xf3,0x0f,0xc2,0x08,0x00]
248        cmpss $0, 0(%eax), %xmm1
249// CHECK:	cmpsd	$0, %xmm0, %xmm1
250// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x00]
251        cmpsd $0, %xmm0, %xmm1
252// CHECK:	cmpsd	$0, (%eax), %xmm1
253// CHECK: encoding: [0xf2,0x0f,0xc2,0x08,0x00]
254        cmpsd $0, 0(%eax), %xmm1
255
256// Check matching of instructions which embed the SSE comparison code.
257
258// CHECK: cmpps $0, %xmm0, %xmm1
259// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
260        cmpeqps %xmm0, %xmm1
261
262// CHECK: cmppd $1, %xmm0, %xmm1
263// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x01]
264        cmpltpd %xmm0, %xmm1
265
266// CHECK: cmpss $2, %xmm0, %xmm1
267// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x02]
268        cmpless %xmm0, %xmm1
269
270// CHECK: cmppd $3, %xmm0, %xmm1
271// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x03]
272        cmpunordpd %xmm0, %xmm1
273
274// CHECK: cmpps $4, %xmm0, %xmm1
275// CHECK: encoding: [0x0f,0xc2,0xc8,0x04]
276        cmpneqps %xmm0, %xmm1
277
278// CHECK: cmppd $5, %xmm0, %xmm1
279// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x05]
280        cmpnltpd %xmm0, %xmm1
281
282// CHECK: cmpss $6, %xmm0, %xmm1
283// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x06]
284        cmpnless %xmm0, %xmm1
285
286// CHECK: cmpsd $7, %xmm0, %xmm1
287// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x07]
288        cmpordsd %xmm0, %xmm1
289
290// rdar://7995856
291// CHECK: fmul	%st(0)
292// CHECK:  encoding: [0xd8,0xc8]
293        fmul %st(0), %st
294
295// CHECK: fadd	%st(0)
296// CHECK:  encoding: [0xd8,0xc0]
297        fadd %st(0), %st
298
299// CHECK: fsub	%st(0)
300// CHECK:  encoding: [0xd8,0xe0]
301        fsub %st(0), %st
302
303// CHECK: fsubr	%st(0)
304// CHECK:  encoding: [0xd8,0xe8]
305        fsubr %st(0), %st
306
307// CHECK: fdivr	%st(0)
308// CHECK:  encoding: [0xd8,0xf8]
309        fdivr %st(0), %st
310
311// CHECK: fdiv	%st(0)
312// CHECK:  encoding: [0xd8,0xf0]
313        fdiv %st(0), %st
314
315// radr://8017519
316// CHECK: movl	%cs, %eax
317// CHECK:  encoding: [0x8c,0xc8]
318        movl %cs, %eax
319
320// CHECK: movw	%cs, %ax
321// CHECK:  encoding: [0x66,0x8c,0xc8]
322        movw %cs, %ax
323
324// CHECK: movl	%cs, (%eax)
325// CHECK:  encoding: [0x8c,0x08]
326        movl %cs, (%eax)
327
328// CHECK: movw	%cs, (%eax)
329// CHECK:  encoding: [0x66,0x8c,0x08]
330        movw %cs, (%eax)
331
332// CHECK: movl	%eax, %cs
333// CHECK:  encoding: [0x8e,0xc8]
334        movl %eax, %cs
335
336// CHECK: movl	(%eax), %cs
337// CHECK:  encoding: [0x8e,0x08]
338        movl (%eax), %cs
339
340// CHECK: movw	(%eax), %cs
341// CHECK:  encoding: [0x66,0x8e,0x08]
342        movw (%eax), %cs
343
344// radr://8033374
345// CHECK: movl	%cr0, %eax
346// CHECK:  encoding: [0x0f,0x20,0xc0]
347        movl %cr0,%eax
348
349// CHECK: movl	%cr1, %eax
350// CHECK:  encoding: [0x0f,0x20,0xc8]
351        movl %cr1,%eax
352
353// CHECK: movl	%cr2, %eax
354// CHECK:  encoding: [0x0f,0x20,0xd0]
355        movl %cr2,%eax
356
357// CHECK: movl	%cr3, %eax
358// CHECK:  encoding: [0x0f,0x20,0xd8]
359        movl %cr3,%eax
360
361// CHECK: movl	%cr4, %eax
362// CHECK:  encoding: [0x0f,0x20,0xe0]
363        movl %cr4,%eax
364
365// CHECK: movl	%dr0, %eax
366// CHECK:  encoding: [0x0f,0x21,0xc0]
367        movl %dr0,%eax
368
369// CHECK: movl	%dr1, %eax
370// CHECK:  encoding: [0x0f,0x21,0xc8]
371        movl %dr1,%eax
372
373// CHECK: movl	%dr1, %eax
374// CHECK:  encoding: [0x0f,0x21,0xc8]
375        movl %dr1,%eax
376
377// CHECK: movl	%dr2, %eax
378// CHECK:  encoding: [0x0f,0x21,0xd0]
379        movl %dr2,%eax
380
381// CHECK: movl	%dr3, %eax
382// CHECK:  encoding: [0x0f,0x21,0xd8]
383        movl %dr3,%eax
384
385// CHECK: movl	%dr4, %eax
386// CHECK:  encoding: [0x0f,0x21,0xe0]
387        movl %dr4,%eax
388
389// CHECK: movl	%dr5, %eax
390// CHECK:  encoding: [0x0f,0x21,0xe8]
391        movl %dr5,%eax
392
393// CHECK: movl	%dr6, %eax
394// CHECK:  encoding: [0x0f,0x21,0xf0]
395        movl %dr6,%eax
396
397// CHECK: movl	%dr7, %eax
398// CHECK:  encoding: [0x0f,0x21,0xf8]
399        movl %dr7,%eax
400
401// radr://8017522
402// CHECK: wait
403// CHECK:  encoding: [0x9b]
404	fwait
405
406// rdar://7873482
407// CHECK: [0x65,0x8b,0x05,0x7c,0x00,0x00,0x00]
408// FIXME: This is a correct bug poor encoding: Use 65 a1 7c 00 00 00
409        movl	%gs:124, %eax
410
411// CHECK: pusha
412// CHECK:  encoding: [0x60]
413        	pusha
414
415// CHECK: popa
416// CHECK:  encoding: [0x61]
417        	popa
418
419// CHECK: pushal
420// CHECK:  encoding: [0x60]
421        	pushal
422
423// CHECK: popal
424// CHECK:  encoding: [0x61]
425        	popal
426
427// CHECK: jmpl *8(%eax)
428// CHECK:   encoding: [0xff,0x60,0x08]
429	jmp	*8(%eax)
430
431// PR7465
432// CHECK: lcalll $2, $4660
433// CHECK:   encoding: [0x9a,0x34,0x12,0x00,0x00,0x02,0x00]
434lcalll $0x2, $0x1234
435
436
437// rdar://8061602
438L1:
439  jcxz L1
440// CHECK: jcxz L1
441// CHECK:   encoding: [0x67,0xe3,A]
442  jecxz L1
443// CHECK: jecxz L1
444// CHECK:   encoding: [0xe3,A]
445
446// rdar://8403974
447iret
448// CHECK: iretl
449// CHECK: encoding: [0xcf]
450iretw
451// CHECK: iretw
452// CHECK: encoding: [0x66,0xcf]
453iretl
454// CHECK: iretl
455// CHECK: encoding: [0xcf]
456
457// rdar://8403907
458sysret
459// CHECK: sysretl
460// CHECK: encoding: [0x0f,0x07]
461sysretl
462// CHECK: sysretl
463// CHECK: encoding: [0x0f,0x07]
464
465// rdar://8018260
466testl	%ecx, -24(%ebp)
467// CHECK: testl	-24(%ebp), %ecx
468testl	-24(%ebp), %ecx
469// CHECK: testl	-24(%ebp), %ecx
470
471
472// rdar://8407242
473push %cs
474// CHECK: pushl	%cs
475// CHECK: encoding: [0x0e]
476push %ds
477// CHECK: pushl	%ds
478// CHECK: encoding: [0x1e]
479push %ss
480// CHECK: pushl	%ss
481// CHECK: encoding: [0x16]
482push %es
483// CHECK: pushl	%es
484// CHECK: encoding: [0x06]
485push %fs
486// CHECK: pushl	%fs
487// CHECK: encoding: [0x0f,0xa0]
488push %gs
489// CHECK: pushl	%gs
490// CHECK: encoding: [0x0f,0xa8]
491
492pushw %cs
493// CHECK: pushw	%cs
494// CHECK: encoding: [0x66,0x0e]
495pushw %ds
496// CHECK: pushw	%ds
497// CHECK: encoding: [0x66,0x1e]
498pushw %ss
499// CHECK: pushw	%ss
500// CHECK: encoding: [0x66,0x16]
501pushw %es
502// CHECK: pushw	%es
503// CHECK: encoding: [0x66,0x06]
504pushw %fs
505// CHECK: pushw	%fs
506// CHECK: encoding: [0x66,0x0f,0xa0]
507pushw %gs
508// CHECK: pushw	%gs
509// CHECK: encoding: [0x66,0x0f,0xa8]
510
511pop %ss
512// CHECK: popl	%ss
513// CHECK: encoding: [0x17]
514pop %ds
515// CHECK: popl	%ds
516// CHECK: encoding: [0x1f]
517pop %es
518// CHECK: popl	%es
519// CHECK: encoding: [0x07]
520
521// rdar://8408129
522pushfd
523// CHECK: pushfl
524popfd
525// CHECK: popfl
526pushfl
527// CHECK: pushfl
528popfl
529// CHECK: popfl
530
531
532// rdar://8416805
533	setc	%bl
534	setnae	%bl
535	setnb	%bl
536	setnc	%bl
537	setna	%bl
538	setnbe	%bl
539	setpe	%bl
540	setpo	%bl
541	setnge	%bl
542	setnl	%bl
543	setng	%bl
544	setnle	%bl
545
546
547
548
549// CHECK: lcalll	$31438, $31438
550// CHECK: lcalll	$31438, $31438
551// CHECK: ljmpl	$31438, $31438
552// CHECK: ljmpl	$31438, $31438
553
554calll	$0x7ace,$0x7ace
555lcalll	$0x7ace,$0x7ace
556jmpl	$0x7ace,$0x7ace
557ljmpl	$0x7ace,$0x7ace
558
559// CHECK: lcalll	$31438, $31438
560// CHECK: lcalll	$31438, $31438
561// CHECK: ljmpl	$31438, $31438
562// CHECK: ljmpl	$31438, $31438
563
564call	$0x7ace,$0x7ace
565lcall	$0x7ace,$0x7ace
566jmp	$0x7ace,$0x7ace
567ljmp	$0x7ace,$0x7ace
568
569// rdar://8456370
570// CHECK: calll a
571 calll a
572
573// CHECK:	incb	%al # encoding: [0xfe,0xc0]
574	incb %al
575
576// CHECK:	incw	%ax # encoding: [0x66,0x40]
577	incw %ax
578
579// CHECK:	incl	%eax # encoding: [0x40]
580	incl %eax
581
582// CHECK:	decb	%al # encoding: [0xfe,0xc8]
583	decb %al
584
585// CHECK:	decw	%ax # encoding: [0x66,0x48]
586	decw %ax
587
588// CHECK:	decl	%eax # encoding: [0x48]
589	decl %eax
590
591// CHECK: pshufw $14, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x0e]
592pshufw $14, %mm4, %mm0
593
594// CHECK: pshufw $90, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x5a]
595// PR8288
596pshufw $90, %mm4, %mm0
597
598// rdar://8416805
599// CHECK: aaa
600// CHECK:  encoding: [0x37]
601        	aaa
602
603// CHECK: aad	$1
604// CHECK:  encoding: [0xd5,0x01]
605        	aad	$1
606
607// CHECK: aad	$10
608// CHECK:  encoding: [0xd5,0x0a]
609        	aad	$0xA
610
611// CHECK: aad	$10
612// CHECK:  encoding: [0xd5,0x0a]
613        	aad
614
615// CHECK: aam	$2
616// CHECK:  encoding: [0xd4,0x02]
617        	aam	$2
618
619// CHECK: aam	$10
620// CHECK:  encoding: [0xd4,0x0a]
621        	aam	$0xA
622
623// CHECK: aam	$10
624// CHECK:  encoding: [0xd4,0x0a]
625        	aam
626
627// CHECK: aas
628// CHECK:  encoding: [0x3f]
629        	aas
630
631// CHECK: daa
632// CHECK:  encoding: [0x27]
633        	daa
634
635// CHECK: das
636// CHECK:  encoding: [0x2f]
637        	das
638
639// CHECK: retw	$31438
640// CHECK:  encoding: [0x66,0xc2,0xce,0x7a]
641        	retw	$0x7ace
642
643// CHECK: lretw	$31438
644// CHECK:  encoding: [0x66,0xca,0xce,0x7a]
645        	lretw	$0x7ace
646
647// CHECK: bound	2(%eax), %bx
648// CHECK:  encoding: [0x66,0x62,0x58,0x02]
649        	bound	2(%eax),%bx
650
651// CHECK: bound	4(%ebx), %ecx
652// CHECK:  encoding: [0x62,0x4b,0x04]
653        	bound	4(%ebx),%ecx
654
655// CHECK: arpl	%bx, %bx
656// CHECK:  encoding: [0x63,0xdb]
657        	arpl	%bx,%bx
658
659// CHECK: arpl	%bx, 6(%ecx)
660// CHECK:  encoding: [0x63,0x59,0x06]
661        	arpl	%bx,6(%ecx)
662
663// CHECK: lgdtw	4(%eax)
664// CHECK:  encoding: [0x66,0x0f,0x01,0x50,0x04]
665        	lgdtw	4(%eax)
666
667// CHECK: lgdt	4(%eax)
668// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
669        	lgdt	4(%eax)
670
671// CHECK: lgdt	4(%eax)
672// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
673        	lgdtl	4(%eax)
674
675// CHECK: lidtw	4(%eax)
676// CHECK:  encoding: [0x66,0x0f,0x01,0x58,0x04]
677        	lidtw	4(%eax)
678
679// CHECK: lidt	4(%eax)
680// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
681        	lidt	4(%eax)
682
683// CHECK: lidt	4(%eax)
684// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
685        	lidtl	4(%eax)
686
687// CHECK: sgdtw	4(%eax)
688// CHECK:  encoding: [0x66,0x0f,0x01,0x40,0x04]
689        	sgdtw	4(%eax)
690
691// CHECK: sgdt	4(%eax)
692// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
693        	sgdt	4(%eax)
694
695// CHECK: sgdt	4(%eax)
696// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
697        	sgdtl	4(%eax)
698
699// CHECK: sidtw	4(%eax)
700// CHECK:  encoding: [0x66,0x0f,0x01,0x48,0x04]
701        	sidtw	4(%eax)
702
703// CHECK: sidt	4(%eax)
704// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
705        	sidt	4(%eax)
706
707// CHECK: sidt	4(%eax)
708// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
709        	sidtl	4(%eax)
710
711// CHECK: fcompi	%st(2)
712// CHECK:  encoding: [0xdf,0xf2]
713        	fcompi	%st(2), %st
714
715// CHECK: fcompi	%st(2)
716// CHECK:  encoding: [0xdf,0xf2]
717        	fcompi	%st(2)
718
719// CHECK: fcompi	%st(1)
720// CHECK:  encoding: [0xdf,0xf1]
721        	fcompi
722
723// CHECK: fucompi	%st(2)
724// CHECK:  encoding: [0xdf,0xea]
725        	fucompi	%st(2),%st
726
727// CHECK: fucompi	%st(2)
728// CHECK:  encoding: [0xdf,0xea]
729        	fucompi	%st(2)
730
731// CHECK: fucompi	%st(1)
732// CHECK:  encoding: [0xdf,0xe9]
733        	fucompi
734
735// CHECK: fldcw	32493
736// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
737        	fldcww	0x7eed
738
739// CHECK: fldcw	32493
740// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
741        	fldcw	0x7eed
742
743// CHECK: fnstcw	32493
744// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
745        	fnstcww	0x7eed
746
747// CHECK: fnstcw	32493
748// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
749        	fnstcw	0x7eed
750
751// CHECK: wait
752// CHECK:  encoding: [0x9b]
753        	fstcww	0x7eed
754
755// CHECK: wait
756// CHECK:  encoding: [0x9b]
757        	fstcw	0x7eed
758
759// CHECK: fnstsw	32493
760// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
761        	fnstsww	0x7eed
762
763// CHECK: fnstsw	32493
764// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
765        	fnstsw	0x7eed
766
767// CHECK: wait
768// CHECK:  encoding: [0x9b]
769        	fstsww	0x7eed
770
771// CHECK: wait
772// CHECK:  encoding: [0x9b]
773        	fstsw	0x7eed
774
775// CHECK: verr	32493
776// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
777        	verrw	0x7eed
778
779// CHECK: verr	32493
780// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
781        	verr	0x7eed
782
783// CHECK: wait
784// CHECK:  encoding: [0x9b]
785        	fclex
786
787// CHECK: fnclex
788// CHECK:  encoding: [0xdb,0xe2]
789        	fnclex
790
791// CHECK: ud2
792// CHECK:  encoding: [0x0f,0x0b]
793        	ud2
794
795// CHECK: ud2
796// CHECK:  encoding: [0x0f,0x0b]
797        	ud2a
798
799// CHECK: ud2b
800// CHECK:  encoding: [0x0f,0xb9]
801        	ud2b
802