x86-32.s revision e460890351ed36fa518960a417d85964c2b29eee 
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// moffset forms of moves, rdar://7947184
61movb	0, %al    // CHECK: movb 0, %al  # encoding: [0xa0,A,A,A,A]
62movw	0, %ax    // CHECK: movw 0, %ax  # encoding: [0x66,0xa1,A,A,A,A]
63movl	0, %eax   // CHECK: movl 0, %eax  # encoding: [0xa1,A,A,A,A]
64
65// rdar://7973775
66into
67// CHECK: into
68// CHECK:  encoding: [0xce]
69int3
70// CHECK: int3
71// CHECK:  encoding: [0xcc]
72int $4
73// CHECK: int $4
74// CHECK:  encoding: [0xcd,0x04]
75int $255
76// CHECK: int $255
77// CHECK:  encoding: [0xcd,0xff]
78
79// CHECK: pushfl	# encoding: [0x9c]
80        pushf
81// CHECK: pushfl	# encoding: [0x9c]
82        pushfl
83// CHECK: popfl	        # encoding: [0x9d]
84        popf
85// CHECK: popfl	        # encoding: [0x9d]
86        popfl
87
88// rdar://8014869
89retl
90// CHECK: ret
91// CHECK:  encoding: [0xc3]
92
93// rdar://7973854
94// CHECK: cmoval	%eax, %edx
95// CHECK:  encoding: [0x0f,0x47,0xd0]
96        	cmoval	%eax,%edx
97
98// CHECK: cmovael	%eax, %edx
99// CHECK:  encoding: [0x0f,0x43,0xd0]
100        	cmovael	%eax,%edx
101
102// CHECK: cmovbel	%eax, %edx
103// CHECK:  encoding: [0x0f,0x46,0xd0]
104        	cmovbel	%eax,%edx
105
106// CHECK: cmovbl	%eax, %edx
107// CHECK:  encoding: [0x0f,0x42,0xd0]
108        	cmovbl	%eax,%edx
109
110// CHECK: cmovbw %bx, %bx
111cmovnae	%bx,%bx
112
113
114// CHECK: cmovbel	%eax, %edx
115// CHECK:  encoding: [0x0f,0x46,0xd0]
116        	cmovbel	%eax,%edx
117
118// CHECK: cmovbl	%eax, %edx
119// CHECK:  encoding: [0x0f,0x42,0xd0]
120        	cmovcl	%eax,%edx
121
122// CHECK: cmovel	%eax, %edx
123// CHECK:  encoding: [0x0f,0x44,0xd0]
124        	cmovel	%eax,%edx
125
126// CHECK: cmovgl	%eax, %edx
127// CHECK:  encoding: [0x0f,0x4f,0xd0]
128        	cmovgl	%eax,%edx
129
130// CHECK: cmovgel	%eax, %edx
131// CHECK:  encoding: [0x0f,0x4d,0xd0]
132        	cmovgel	%eax,%edx
133
134// CHECK: cmovll	%eax, %edx
135// CHECK:  encoding: [0x0f,0x4c,0xd0]
136        	cmovll	%eax,%edx
137
138// CHECK: cmovlel	%eax, %edx
139// CHECK:  encoding: [0x0f,0x4e,0xd0]
140        	cmovlel	%eax,%edx
141
142// CHECK: cmovbel	%eax, %edx
143// CHECK:  encoding: [0x0f,0x46,0xd0]
144        	cmovnal	%eax,%edx
145
146// CHECK: cmovnel	%eax, %edx
147// CHECK:  encoding: [0x0f,0x45,0xd0]
148        	cmovnel	%eax,%edx
149
150// CHECK: cmovael	%eax, %edx
151// CHECK:  encoding: [0x0f,0x43,0xd0]
152        	cmovnbl	%eax,%edx
153
154// CHECK: cmoval	%eax, %edx
155// CHECK:  encoding: [0x0f,0x47,0xd0]
156        	cmovnbel	%eax,%edx
157
158// CHECK: cmovael	%eax, %edx
159// CHECK:  encoding: [0x0f,0x43,0xd0]
160        	cmovncl	%eax,%edx
161
162// CHECK: cmovnel	%eax, %edx
163// CHECK:  encoding: [0x0f,0x45,0xd0]
164        	cmovnel	%eax,%edx
165
166// CHECK: cmovlel	%eax, %edx
167// CHECK:  encoding: [0x0f,0x4e,0xd0]
168        	cmovngl	%eax,%edx
169
170// CHECK: cmovgel	%eax, %edx
171// CHECK:  encoding: [0x0f,0x4d,0xd0]
172        	cmovnl	%eax,%edx
173
174// CHECK: cmovnel	%eax, %edx
175// CHECK:  encoding: [0x0f,0x45,0xd0]
176        	cmovnel	%eax,%edx
177
178// CHECK: cmovlel	%eax, %edx
179// CHECK:  encoding: [0x0f,0x4e,0xd0]
180        	cmovngl	%eax,%edx
181
182// CHECK: cmovll	%eax, %edx
183// CHECK:  encoding: [0x0f,0x4c,0xd0]
184        	cmovngel	%eax,%edx
185
186// CHECK: cmovgel	%eax, %edx
187// CHECK:  encoding: [0x0f,0x4d,0xd0]
188        	cmovnll	%eax,%edx
189
190// CHECK: cmovgl	%eax, %edx
191// CHECK:  encoding: [0x0f,0x4f,0xd0]
192        	cmovnlel	%eax,%edx
193
194// CHECK: cmovnol	%eax, %edx
195// CHECK:  encoding: [0x0f,0x41,0xd0]
196        	cmovnol	%eax,%edx
197
198// CHECK: cmovnpl	%eax, %edx
199// CHECK:  encoding: [0x0f,0x4b,0xd0]
200        	cmovnpl	%eax,%edx
201
202// CHECK: cmovnsl	%eax, %edx
203// CHECK:  encoding: [0x0f,0x49,0xd0]
204        	cmovnsl	%eax,%edx
205
206// CHECK: cmovnel	%eax, %edx
207// CHECK:  encoding: [0x0f,0x45,0xd0]
208        	cmovnzl	%eax,%edx
209
210// CHECK: cmovol	%eax, %edx
211// CHECK:  encoding: [0x0f,0x40,0xd0]
212        	cmovol	%eax,%edx
213
214// CHECK: cmovpl	%eax, %edx
215// CHECK:  encoding: [0x0f,0x4a,0xd0]
216        	cmovpl	%eax,%edx
217
218// CHECK: cmovsl	%eax, %edx
219// CHECK:  encoding: [0x0f,0x48,0xd0]
220        	cmovsl	%eax,%edx
221
222// CHECK: cmovel	%eax, %edx
223// CHECK:  encoding: [0x0f,0x44,0xd0]
224        	cmovzl	%eax,%edx
225
226// CHECK: cmpps	$0, %xmm0, %xmm1
227// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
228        cmpps $0, %xmm0, %xmm1
229// CHECK:	cmpps	$0, (%eax), %xmm1
230// CHECK: encoding: [0x0f,0xc2,0x08,0x00]
231        cmpps $0, 0(%eax), %xmm1
232// CHECK:	cmppd	$0, %xmm0, %xmm1
233// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x00]
234        cmppd $0, %xmm0, %xmm1
235// CHECK:	cmppd	$0, (%eax), %xmm1
236// CHECK: encoding: [0x66,0x0f,0xc2,0x08,0x00]
237        cmppd $0, 0(%eax), %xmm1
238// CHECK:	cmpss	$0, %xmm0, %xmm1
239// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x00]
240        cmpss $0, %xmm0, %xmm1
241// CHECK:	cmpss	$0, (%eax), %xmm1
242// CHECK: encoding: [0xf3,0x0f,0xc2,0x08,0x00]
243        cmpss $0, 0(%eax), %xmm1
244// CHECK:	cmpsd	$0, %xmm0, %xmm1
245// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x00]
246        cmpsd $0, %xmm0, %xmm1
247// CHECK:	cmpsd	$0, (%eax), %xmm1
248// CHECK: encoding: [0xf2,0x0f,0xc2,0x08,0x00]
249        cmpsd $0, 0(%eax), %xmm1
250
251// Check matching of instructions which embed the SSE comparison code.
252
253// CHECK: cmpps $0, %xmm0, %xmm1
254// CHECK: encoding: [0x0f,0xc2,0xc8,0x00]
255        cmpeqps %xmm0, %xmm1
256
257// CHECK: cmppd $1, %xmm0, %xmm1
258// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x01]
259        cmpltpd %xmm0, %xmm1
260
261// CHECK: cmpss $2, %xmm0, %xmm1
262// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x02]
263        cmpless %xmm0, %xmm1
264
265// CHECK: cmppd $3, %xmm0, %xmm1
266// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x03]
267        cmpunordpd %xmm0, %xmm1
268
269// CHECK: cmpps $4, %xmm0, %xmm1
270// CHECK: encoding: [0x0f,0xc2,0xc8,0x04]
271        cmpneqps %xmm0, %xmm1
272
273// CHECK: cmppd $5, %xmm0, %xmm1
274// CHECK: encoding: [0x66,0x0f,0xc2,0xc8,0x05]
275        cmpnltpd %xmm0, %xmm1
276
277// CHECK: cmpss $6, %xmm0, %xmm1
278// CHECK: encoding: [0xf3,0x0f,0xc2,0xc8,0x06]
279        cmpnless %xmm0, %xmm1
280
281// CHECK: cmpsd $7, %xmm0, %xmm1
282// CHECK: encoding: [0xf2,0x0f,0xc2,0xc8,0x07]
283        cmpordsd %xmm0, %xmm1
284
285// rdar://7995856
286// CHECK: fmul	%st(0)
287// CHECK:  encoding: [0xd8,0xc8]
288        fmul %st(0), %st
289
290// CHECK: fadd	%st(0)
291// CHECK:  encoding: [0xd8,0xc0]
292        fadd %st(0), %st
293
294// CHECK: fsub	%st(0)
295// CHECK:  encoding: [0xd8,0xe0]
296        fsub %st(0), %st
297
298// CHECK: fsubr	%st(0)
299// CHECK:  encoding: [0xd8,0xe8]
300        fsubr %st(0), %st
301
302// CHECK: fdivr	%st(0)
303// CHECK:  encoding: [0xd8,0xf8]
304        fdivr %st(0), %st
305
306// CHECK: fdiv	%st(0)
307// CHECK:  encoding: [0xd8,0xf0]
308        fdiv %st(0), %st
309
310// radr://8017519
311// CHECK: movl	%cs, %eax
312// CHECK:  encoding: [0x8c,0xc8]
313        movl %cs, %eax
314
315// CHECK: movw	%cs, %ax
316// CHECK:  encoding: [0x66,0x8c,0xc8]
317        movw %cs, %ax
318
319// CHECK: movl	%cs, (%eax)
320// CHECK:  encoding: [0x8c,0x08]
321        movl %cs, (%eax)
322
323// CHECK: movw	%cs, (%eax)
324// CHECK:  encoding: [0x66,0x8c,0x08]
325        movw %cs, (%eax)
326
327// CHECK: movl	%eax, %cs
328// CHECK:  encoding: [0x8e,0xc8]
329        movl %eax, %cs
330
331// CHECK: movl	(%eax), %cs
332// CHECK:  encoding: [0x8e,0x08]
333        movl (%eax), %cs
334
335// CHECK: movw	(%eax), %cs
336// CHECK:  encoding: [0x66,0x8e,0x08]
337        movw (%eax), %cs
338
339// radr://8033374
340// CHECK: movl	%cr0, %eax
341// CHECK:  encoding: [0x0f,0x20,0xc0]
342        movl %cr0,%eax
343
344// CHECK: movl	%cr1, %eax
345// CHECK:  encoding: [0x0f,0x20,0xc8]
346        movl %cr1,%eax
347
348// CHECK: movl	%cr2, %eax
349// CHECK:  encoding: [0x0f,0x20,0xd0]
350        movl %cr2,%eax
351
352// CHECK: movl	%cr3, %eax
353// CHECK:  encoding: [0x0f,0x20,0xd8]
354        movl %cr3,%eax
355
356// CHECK: movl	%cr4, %eax
357// CHECK:  encoding: [0x0f,0x20,0xe0]
358        movl %cr4,%eax
359
360// CHECK: movl	%dr0, %eax
361// CHECK:  encoding: [0x0f,0x21,0xc0]
362        movl %dr0,%eax
363
364// CHECK: movl	%dr1, %eax
365// CHECK:  encoding: [0x0f,0x21,0xc8]
366        movl %dr1,%eax
367
368// CHECK: movl	%dr1, %eax
369// CHECK:  encoding: [0x0f,0x21,0xc8]
370        movl %dr1,%eax
371
372// CHECK: movl	%dr2, %eax
373// CHECK:  encoding: [0x0f,0x21,0xd0]
374        movl %dr2,%eax
375
376// CHECK: movl	%dr3, %eax
377// CHECK:  encoding: [0x0f,0x21,0xd8]
378        movl %dr3,%eax
379
380// CHECK: movl	%dr4, %eax
381// CHECK:  encoding: [0x0f,0x21,0xe0]
382        movl %dr4,%eax
383
384// CHECK: movl	%dr5, %eax
385// CHECK:  encoding: [0x0f,0x21,0xe8]
386        movl %dr5,%eax
387
388// CHECK: movl	%dr6, %eax
389// CHECK:  encoding: [0x0f,0x21,0xf0]
390        movl %dr6,%eax
391
392// CHECK: movl	%dr7, %eax
393// CHECK:  encoding: [0x0f,0x21,0xf8]
394        movl %dr7,%eax
395
396// radr://8017522
397// CHECK: wait
398// CHECK:  encoding: [0x9b]
399	fwait
400
401// rdar://7873482
402// CHECK: [0x65,0x8b,0x05,0x7c,0x00,0x00,0x00]
403// FIXME: This is a correct bug poor encoding: Use 65 a1 7c 00 00 00
404        movl	%gs:124, %eax
405
406// CHECK: pusha
407// CHECK:  encoding: [0x60]
408        	pusha
409
410// CHECK: popa
411// CHECK:  encoding: [0x61]
412        	popa
413
414// CHECK: pushal
415// CHECK:  encoding: [0x60]
416        	pushal
417
418// CHECK: popal
419// CHECK:  encoding: [0x61]
420        	popal
421
422// CHECK: jmpl *8(%eax)
423// CHECK:   encoding: [0xff,0x60,0x08]
424	jmp	*8(%eax)
425
426// PR7465
427// CHECK: lcalll $2, $4660
428// CHECK:   encoding: [0x9a,0x34,0x12,0x00,0x00,0x02,0x00]
429lcalll $0x2, $0x1234
430
431
432// rdar://8061602
433L1:
434  jcxz L1
435// CHECK: jcxz L1
436// CHECK:   encoding: [0x67,0xe3,A]
437  jecxz L1
438// CHECK: jecxz L1
439// CHECK:   encoding: [0xe3,A]
440
441// rdar://8403974
442iret
443// CHECK: iretl
444// CHECK: encoding: [0xcf]
445iretw
446// CHECK: iretw
447// CHECK: encoding: [0x66,0xcf]
448iretl
449// CHECK: iretl
450// CHECK: encoding: [0xcf]
451
452// rdar://8403907
453sysret
454// CHECK: sysretl
455// CHECK: encoding: [0x0f,0x07]
456sysretl
457// CHECK: sysretl
458// CHECK: encoding: [0x0f,0x07]
459
460// rdar://8018260
461testl	%ecx, -24(%ebp)
462// CHECK: testl	-24(%ebp), %ecx
463testl	-24(%ebp), %ecx
464// CHECK: testl	-24(%ebp), %ecx
465
466
467// rdar://8407242
468push %cs
469// CHECK: pushl	%cs
470// CHECK: encoding: [0x0e]
471push %ds
472// CHECK: pushl	%ds
473// CHECK: encoding: [0x1e]
474push %ss
475// CHECK: pushl	%ss
476// CHECK: encoding: [0x16]
477push %es
478// CHECK: pushl	%es
479// CHECK: encoding: [0x06]
480push %fs
481// CHECK: pushl	%fs
482// CHECK: encoding: [0x0f,0xa0]
483push %gs
484// CHECK: pushl	%gs
485// CHECK: encoding: [0x0f,0xa8]
486
487pushw %cs
488// CHECK: pushw	%cs
489// CHECK: encoding: [0x66,0x0e]
490pushw %ds
491// CHECK: pushw	%ds
492// CHECK: encoding: [0x66,0x1e]
493pushw %ss
494// CHECK: pushw	%ss
495// CHECK: encoding: [0x66,0x16]
496pushw %es
497// CHECK: pushw	%es
498// CHECK: encoding: [0x66,0x06]
499pushw %fs
500// CHECK: pushw	%fs
501// CHECK: encoding: [0x66,0x0f,0xa0]
502pushw %gs
503// CHECK: pushw	%gs
504// CHECK: encoding: [0x66,0x0f,0xa8]
505
506pop %ss
507// CHECK: popl	%ss
508// CHECK: encoding: [0x17]
509pop %ds
510// CHECK: popl	%ds
511// CHECK: encoding: [0x1f]
512pop %es
513// CHECK: popl	%es
514// CHECK: encoding: [0x07]
515
516// rdar://8408129
517pushfd
518// CHECK: pushfl
519popfd
520// CHECK: popfl
521pushfl
522// CHECK: pushfl
523popfl
524// CHECK: popfl
525
526
527// rdar://8416805
528	setc	%bl
529	setnae	%bl
530	setnb	%bl
531	setnc	%bl
532	setna	%bl
533	setnbe	%bl
534	setpe	%bl
535	setpo	%bl
536	setnge	%bl
537	setnl	%bl
538	setng	%bl
539	setnle	%bl
540
541
542
543
544// CHECK: lcalll	$31438, $31438
545// CHECK: lcalll	$31438, $31438
546// CHECK: ljmpl	$31438, $31438
547// CHECK: ljmpl	$31438, $31438
548
549calll	$0x7ace,$0x7ace
550lcalll	$0x7ace,$0x7ace
551jmpl	$0x7ace,$0x7ace
552ljmpl	$0x7ace,$0x7ace
553
554// CHECK: lcalll	$31438, $31438
555// CHECK: lcalll	$31438, $31438
556// CHECK: ljmpl	$31438, $31438
557// CHECK: ljmpl	$31438, $31438
558
559call	$0x7ace,$0x7ace
560lcall	$0x7ace,$0x7ace
561jmp	$0x7ace,$0x7ace
562ljmp	$0x7ace,$0x7ace
563
564// rdar://8456370
565// CHECK: calll a
566 calll a
567
568// CHECK:	incb	%al # encoding: [0xfe,0xc0]
569	incb %al
570
571// CHECK:	incw	%ax # encoding: [0x66,0x40]
572	incw %ax
573
574// CHECK:	incl	%eax # encoding: [0x40]
575	incl %eax
576
577// CHECK:	decb	%al # encoding: [0xfe,0xc8]
578	decb %al
579
580// CHECK:	decw	%ax # encoding: [0x66,0x48]
581	decw %ax
582
583// CHECK:	decl	%eax # encoding: [0x48]
584	decl %eax
585
586// CHECK: pshufw $14, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x0e]
587pshufw $14, %mm4, %mm0
588
589// CHECK: pshufw $90, %mm4, %mm0 # encoding: [0x0f,0x70,0xc4,0x5a]
590// PR8288
591pshufw $90, %mm4, %mm0
592
593// rdar://8416805
594// CHECK: aaa
595// CHECK:  encoding: [0x37]
596        	aaa
597
598// CHECK: aad	$1
599// CHECK:  encoding: [0xd5,0x01]
600        	aad	$1
601
602// CHECK: aad	$10
603// CHECK:  encoding: [0xd5,0x0a]
604        	aad	$0xA
605
606// CHECK: aad	$10
607// CHECK:  encoding: [0xd5,0x0a]
608        	aad
609
610// CHECK: aam	$2
611// CHECK:  encoding: [0xd4,0x02]
612        	aam	$2
613
614// CHECK: aam	$10
615// CHECK:  encoding: [0xd4,0x0a]
616        	aam	$0xA
617
618// CHECK: aam	$10
619// CHECK:  encoding: [0xd4,0x0a]
620        	aam
621
622// CHECK: aas
623// CHECK:  encoding: [0x3f]
624        	aas
625
626// CHECK: daa
627// CHECK:  encoding: [0x27]
628        	daa
629
630// CHECK: das
631// CHECK:  encoding: [0x2f]
632        	das
633
634// CHECK: retw	$31438
635// CHECK:  encoding: [0x66,0xc2,0xce,0x7a]
636        	retw	$0x7ace
637
638// CHECK: lretw	$31438
639// CHECK:  encoding: [0x66,0xca,0xce,0x7a]
640        	lretw	$0x7ace
641
642// CHECK: bound	2(%eax), %bx
643// CHECK:  encoding: [0x66,0x62,0x58,0x02]
644        	bound	2(%eax),%bx
645
646// CHECK: bound	4(%ebx), %ecx
647// CHECK:  encoding: [0x62,0x4b,0x04]
648        	bound	4(%ebx),%ecx
649
650// CHECK: arpl	%bx, %bx
651// CHECK:  encoding: [0x63,0xdb]
652        	arpl	%bx,%bx
653
654// CHECK: arpl	%bx, 6(%ecx)
655// CHECK:  encoding: [0x63,0x59,0x06]
656        	arpl	%bx,6(%ecx)
657
658// CHECK: lgdtw	4(%eax)
659// CHECK:  encoding: [0x66,0x0f,0x01,0x50,0x04]
660        	lgdtw	4(%eax)
661
662// CHECK: lgdt	4(%eax)
663// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
664        	lgdt	4(%eax)
665
666// CHECK: lgdt	4(%eax)
667// CHECK:  encoding: [0x0f,0x01,0x50,0x04]
668        	lgdtl	4(%eax)
669
670// CHECK: lidtw	4(%eax)
671// CHECK:  encoding: [0x66,0x0f,0x01,0x58,0x04]
672        	lidtw	4(%eax)
673
674// CHECK: lidt	4(%eax)
675// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
676        	lidt	4(%eax)
677
678// CHECK: lidt	4(%eax)
679// CHECK:  encoding: [0x0f,0x01,0x58,0x04]
680        	lidtl	4(%eax)
681
682// CHECK: sgdtw	4(%eax)
683// CHECK:  encoding: [0x66,0x0f,0x01,0x40,0x04]
684        	sgdtw	4(%eax)
685
686// CHECK: sgdt	4(%eax)
687// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
688        	sgdt	4(%eax)
689
690// CHECK: sgdt	4(%eax)
691// CHECK:  encoding: [0x0f,0x01,0x40,0x04]
692        	sgdtl	4(%eax)
693
694// CHECK: sidtw	4(%eax)
695// CHECK:  encoding: [0x66,0x0f,0x01,0x48,0x04]
696        	sidtw	4(%eax)
697
698// CHECK: sidt	4(%eax)
699// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
700        	sidt	4(%eax)
701
702// CHECK: sidt	4(%eax)
703// CHECK:  encoding: [0x0f,0x01,0x48,0x04]
704        	sidtl	4(%eax)
705
706// CHECK: fcomip	%st(2), %st(0)
707// CHECK:  encoding: [0xdf,0xf2]
708        	fcompi	%st(2),%st
709
710// CHECK: fcomip	%st(2), %st(0)
711// CHECK:  encoding: [0xdf,0xf2]
712        	fcompi	%st(2)
713
714// CHECK: fcomip	%st(1), %st(0)
715// CHECK:  encoding: [0xdf,0xf1]
716        	fcompi
717
718// CHECK: fucomip	%st(2), %st(0)
719// CHECK:  encoding: [0xdf,0xea]
720        	fucompi	%st(2),%st
721
722// CHECK: fucomip	%st(2), %st(0)
723// CHECK:  encoding: [0xdf,0xea]
724        	fucompi	%st(2)
725
726// CHECK: fucomip	%st(1), %st(0)
727// CHECK:  encoding: [0xdf,0xe9]
728        	fucompi
729
730// CHECK: fldcw	32493
731// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
732        	fldcww	0x7eed
733
734// CHECK: fldcw	32493
735// CHECK:  encoding: [0xd9,0x2d,0xed,0x7e,0x00,0x00]
736        	fldcw	0x7eed
737
738// CHECK: fnstcw	32493
739// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
740        	fnstcww	0x7eed
741
742// CHECK: fnstcw	32493
743// CHECK:  encoding: [0xd9,0x3d,0xed,0x7e,0x00,0x00]
744        	fnstcw	0x7eed
745
746// CHECK: wait
747// CHECK:  encoding: [0x9b]
748        	fstcww	0x7eed
749
750// CHECK: wait
751// CHECK:  encoding: [0x9b]
752        	fstcw	0x7eed
753
754// CHECK: fnstsw	32493
755// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
756        	fnstsww	0x7eed
757
758// CHECK: fnstsw	32493
759// CHECK:  encoding: [0xdd,0x3d,0xed,0x7e,0x00,0x00]
760        	fnstsw	0x7eed
761
762// CHECK: wait
763// CHECK:  encoding: [0x9b]
764        	fstsww	0x7eed
765
766// CHECK: wait
767// CHECK:  encoding: [0x9b]
768        	fstsw	0x7eed
769
770// CHECK: verr	32493
771// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
772        	verrw	0x7eed
773
774// CHECK: verr	32493
775// CHECK:  encoding: [0x0f,0x00,0x25,0xed,0x7e,0x00,0x00]
776        	verr	0x7eed
777
778// CHECK: wait
779// CHECK:  encoding: [0x9b]
780        	fclex
781
782// CHECK: fnclex
783// CHECK:  encoding: [0xdb,0xe2]
784        	fnclex
785
786// CHECK: ud2
787// CHECK:  encoding: [0x0f,0x0b]
788        	ud2a
789