summaryrefslogtreecommitdiff
path: root/gas/testsuite/gas/arm/thumb32.s
blob: d7b5c36058e695d967bcf54aaf35bb23e071f2ce (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
	.text
	.thumb32

encode_thumb32_immediate:
	orr	r0, r1, #0x00000000
	orr	r0, r1, #0x000000a5
	orr	r0, r1, #0x00a500a5
	orr	r0, r1, #0xa500a500
	orr	r0, r1, #0xa5a5a5a5

	orr	r0, r1, #0xa5 << 31
	orr	r0, r1, #0xa5 << 30
	orr	r0, r1, #0xa5 << 29
	orr	r0, r1, #0xa5 << 28
	orr	r0, r1, #0xa5 << 27
	orr	r0, r1, #0xa5 << 26
	orr	r0, r1, #0xa5 << 25
	orr	r0, r1, #0xa5 << 24
	orr	r0, r1, #0xa5 << 23
	orr	r0, r1, #0xa5 << 22
	orr	r0, r1, #0xa5 << 21
	orr	r0, r1, #0xa5 << 20
	orr	r0, r1, #0xa5 << 19
	orr	r0, r1, #0xa5 << 18
	orr	r0, r1, #0xa5 << 17
	orr	r0, r1, #0xa5 << 16
	orr	r0, r1, #0xa5 << 15
	orr	r0, r1, #0xa5 << 14
	orr	r0, r1, #0xa5 << 13
	orr	r0, r1, #0xa5 << 12
	orr	r0, r1, #0xa5 << 11
	orr	r0, r1, #0xa5 << 10
	orr	r0, r1, #0xa5 << 9
	orr	r0, r1, #0xa5 << 8
	orr	r0, r1, #0xa5 << 7
	orr	r0, r1, #0xa5 << 6
	orr	r0, r1, #0xa5 << 5
	orr	r0, r1, #0xa5 << 4
	orr	r0, r1, #0xa5 << 3
	orr	r0, r1, #0xa5 << 2
	orr	r0, r1, #0xa5 << 1

add_sub:
	adds	r0, r0, #0	@ format 1
	adds	r5, r0, #0
	adds	r0, r5, #0
	adds	r0, r0, #5

	adds	r0, #129	@ format 2
	adds	r0, r0, #129
	adds	r5, #126

	adds	r0, r0, r0	@ format 3
	adds	r5, r0, r0
	adds	r0, r5, r0
	adds	r0, r0, r5
	adds	r1, r2, r3

	add	r8, r0		@ format 4
	add	r0, r8
	add	r0, r8, r0
	add	r0, r0, r8
	add	r8, r0, r0	@ ... not this one

	add	r1, r0
	add	r0, r1

	add	r0, pc, #0	@ format 5
	add	r5, pc, #0
	add	r0, pc, #516

	add	r0, sp, #0	@ format 6
	add	r5, sp, #0
	add	r0, sp, #516

	add	sp, #0		@ format 7
	add	sp, sp, #0
	add	sp, #260

	add.w	r0, r0, #0	@ T32 format 1
	adds.w	r0, r0, #0
	add.w	r9, r0, #0
	add.w	r0, r9, #0
	add.w	r0, r0, #129

	add.w	r0, r0, r0	@ T32 format 2
	adds.w	r0, r0, r0
	add.w	r9, r0, r0
	add.w	r0, r9, r0
	add.w	r0, r0, r9

	add.w	r8, r9, r10
	add.w	r8, r9, r10, lsl #17
	add.w	r8, r8, r10, lsr #32
	add.w	r8, r8, r10, lsr #17
	add.w	r8, r9, r10, asr #32
	add.w	r8, r9, r10, asr #17
	add.w	r8, r9, r10, rrx
	add.w	r8, r9, r10, ror #17

	subs	r0, r0, #0	@ format 1
	subs	r5, r0, #0
	subs	r0, r5, #0
	subs	r0, r0, #5

	subs	r0, r0, #129
	subs	r5, #8

	subs	r0, r0, r0	@ format 3
	subs	r5, r0, r0
	subs	r0, r5, r0
	subs	r0, r0, r5

	sub	sp, #260	@ format 4
	sub	sp, sp, #260

	subs	r8, r0		@ T32 format 2
	subs	r0, r8
	subs	r0, #260	@ T32 format 1

arit3:
	.macro arit3 op ops opw opsw
	\ops	r0, r0
	\ops	r5, r0
	\ops	r0, r5
	\ops	r0, r0, r5
	\ops	r0, r5, r0
	\op	r0, r5, r0
	\op	r0, r1, r2
	\op	r9, r0, r0
	\op	r0, r9, r0
	\op	r0, r0, r9
	\opsw	r0, r0, r0
	\opw	r0, r1, r2, asr #17
	\opw	r0, r1, #129
	.endm

	arit3	adc adcs adc.w adcs.w
	arit3	and ands and.w ands.w
	arit3	bic bics bic.w bics.w
	arit3	eor eors eor.w eors.w
	arit3	orr orrs orr.w orrs.w
	arit3	rsb rsbs rsb.w rsbs.w
	arit3	sbc sbcs sbc.w sbcs.w

	.purgem arit3

bfc_bfi_bfx:
	bfc	r0, #0, #1
	bfc	r9, #0, #1
	bfi	r9, #0, #0, #1
	bfc	r0, #21, #1
	bfc	r0, #0, #18

	bfi	r0, r0, #0, #1
	bfi	r9, r0, #0, #1
	bfi	r0, r9, #0, #1
	bfi	r0, r0, #21, #1
	bfi	r0, r0, #0, #18

	sbfx	r0, r0, #0, #1
	ubfx	r9, r0, #0, #1
	sbfx	r0, r9, #0, #1
	ubfx	r0, r0, #21, #1
	sbfx	r0, r0, #0, #18

	.globl	branches
branches:
	.macro bra op
	\op	1b
	\op	1f
	.endm
1:
	bra	beq.n
	bra	bne.n
	bra	bcs.n
	bra	bhs.n
	bra	bcc.n
	bra	bul.n
	bra	blo.n
	bra	bmi.n
	bra	bpl.n
	bra	bvs.n
	bra	bvc.n
	bra	bhi.n
	bra	bls.n
	bra	bvc.n
	bra	bhi.n
	bra	bls.n
	bra	bge.n
	bra	blt.n
	bra	bgt.n
	bra	ble.n
	bra	bal.n
	bra	b.n
	@ bl, blx have no short form.
	.balign 4
1:
	bra	beq
	bra	bne
	bra	bcs
	bra	bhs
	bra	bcc
	bra	bul
	bra	blo
	bra	bmi
	bra	bpl
	bra	bvs
	bra	bvc
	bra	bhi
	bra	bls
	bra	bvc
	bra	bhi
	bra	bls
	bra	bge
	bra	blt
	bra	bgt
	bra	ble
	bra	b
	bra	bl
	bra	blx
	.balign 4
1:
	bx	r9
	blx	r0
	blx	r9
	bxj	r0
	bxj	r9
	.purgem bra

clz:
	clz	r0, r0
	clz	r9, r0
	clz	r0, r9

cps:
	cpsie	f
	cpsid	i
	cpsie	a
	cpsid.w	f
	cpsie.w	i
	cpsid.w	a
	cpsie	i, #0
	cpsid	i, #17
	cps	#0
	cps	#17

cpy:
	cpy	r0, r0
	cpy	r9, r0
	cpy	r0, r9
	cpy.w	r0, r0
	cpy.w	r9, r0
	cpy.w	r0, r9

czb:
	czbne	r0, 2f
	czbeq	r5, 1f

nop_hint:
	nop
1:	yield
2:	wfe
	wfi
	sev

	nop.w
	yield.w
	wfe.w
	wfi.w
	sev.w

	nop {9}
	nop {129}

it:
	.macro	itx opc cond n
	\opc	\cond
	.rept	\n
	nop
	.endr
	.endm

	itx	it eq 1
	itx	it ne 1
	itx	it cs 1
	itx	it hs 1
	itx	it cc 1
	itx	it ul 1
	itx	it lo 1
	itx	it mi 1
	itx	it pl 1
	itx	it vs 1
	itx	it vc 1
	itx	it hi 1
	itx	it ge 1
	itx	it lt 1
	itx	it gt 1
	itx	it le 1
	itx	it al 1

	itx	itt eq 2
	itx	ite eq 2
	itx	ittt eq 3
	itx	itet eq 3
	itx	itte eq 3
	itx	itee eq 3
	itx	itttt eq 4
	itx	itett eq 4
	itx	ittet eq 4
	itx	ittte eq 4
	itx	ittee eq 4
	itx	itete eq 4
	itx	iteet eq 4
	itx	iteee eq 4
	
	itx	itt ne 2
	itx	ite ne 2
	itx	ittt ne 3
	itx	itet ne 3
	itx	itte ne 3
	itx	itee ne 3
	itx	itttt ne 4
	itx	itett ne 4
	itx	ittet ne 4
	itx	ittte ne 4
	itx	ittee ne 4
	itx	itete ne 4
	itx	iteet ne 4
	itx	iteee ne 4

	.purgem itx

ldst:
	.macro	ls op
	\op	r1, [r5]
	\op	r1, [r5, #0x330]
	\op	r1, [r5, #-0x30]
	\op	r1, [r5], #0x30
	\op	r1, [r5], #-0x30
	\op	r1, [r5, #0x30]!
	\op	r1, [r5, #-0x30]!
	\op	r1, [r5, r4]
	\op	r1, [r9, ip]
	\op	r1, 1f
	\op	r1, 1b
	.endm
1:
	ls	ldrb
	ls	ldrsb
	ls	ldrh
	ls	ldrsh
	ls	ldr
1:
	ls	strb
	ls	strh
	ls	str

	pld	[r5]
	pld	[r5, #0x330]
	pld	[r5, #-0x30]
	pld	[r5], #0x30
	pld	[r5], #-0x30
	pld	[r5, #0x30]!
	pld	[r5, #-0x30]!
	pld	[r5, r4]
	pld	[r9, ip]
	pld	1f
	pld	1b
1:

	ldrd	r2, r3, [r5]
	ldrd	r2, [r5, #0x30]
	ldrd	r2, [r5, #-0x30]
	strd	r2, r3, [r5]
	strd	r2, [r5, #0x30]
	strd	r2, [r5, #-0x30]

	ldrbt	r1, [r5]
	ldrbt	r1, [r5, #0x30]
	ldrsbt	r1, [r5]
	ldrsbt	r1, [r5, #0x30]
	ldrht	r1, [r5]
	ldrht	r1, [r5, #0x30]
	ldrsht	r1, [r5]
	ldrsht	r1, [r5, #0x30]
	ldrt	r1, [r5]
	ldrt	r1, [r5, #0x30]

	.purgem ls

ldxstx:
	ldrexb	r1, [r4]
	ldrexh	r1, [r4]
	ldrex	r1, [r4]
	ldrexd	r1, r2, [r4]

	strexb	r1, r2, [r4]
	strexh	r1, r2, [r4]
	strex	r1, r2, [r4]
	strexd	r1, r2, r3, [r4]

	ldrex	r1, [r4,#516]
	strex	r1, r2, [r4,#516]

ldmstm:
	ldmia	r0!, {r1,r2,r3}
	ldmia	r2, {r0,r1,r2}
	ldmia.w	r2, {r0,r1,r2}
	ldmia	r9, {r0,r1,r2}
	ldmia	r0, {r7,r8,r10}
	ldmia	r0!, {r7,r8,r10}
	
	stmia	r0!, {r1,r2,r3}
	stmia	r2!, {r0,r1,r3}
	stmia.w	r2!, {r0,r1,r3}
	stmia	r9, {r0,r1,r2}
	stmia	r0, {r7,r8,r10}
	stmia	r0!, {r7,r8,r10}

	ldmdb	r0, {r7,r8,r10}
	stmdb	r0, {r7,r8,r10}

mlas:
	mla	r0, r0, r0, r0
	mls	r0, r0, r0, r0
	mla	r9, r0, r0, r0
	mla	r0, r9, r0, r0
	mla	r0, r0, r9, r0
	mla	r0, r0, r0, r9

tst_teq_cmp_cmn_mov_mvn:
	.macro	mt op ops opw opsw
	\ops	r0, r0
	\op	r0, r0
	\ops	r5, r0
	\op	r0, r5
	\op	r0, r5, asr #17
	\opw	r0, r0
	\ops	r9, r0
	\opsw	r0, r9
	\op	r0, #129
	\op	r5, #129
	.endm

	mt	tst tsts tst.w tsts.w
	mt	teq teqs teq.w teqs.w
	mt	cmp cmps cmp.w cmps.w
	mt	cmn cmns cmn.w cmns.w
	mt	mov movs mov.w movs.w
	mt	mvn mvns mvn.w mvns.w
	.purgem mt

mov16:
	movw	r0, #0
	movt	r0, #0
	movw	r9, #0
	movw	r0, #0x9000
	movw	r0, #0x0800
	movw	r0, #0x0500
	movw	r0, #0x0081
	movw	r0, #0xffff

mrs_msr:
	mrs	r0, CPSR
	mrs	r0, SPSR
	mrs	r9, CPSR_all
	mrs	r9, SPSR_all

	msr	CPSR_c, r0
	msr	SPSR_c, r0
	msr	CPSR_c, r9
	msr	CPSR_x, r0
	msr	CPSR_s, r0
	msr	CPSR_f, r0

mul:
	mul	r0, r0, r0
	mul	r0, r9, r0
	mul	r0, r0, r9
	mul	r0, r0
	mul	r9, r0
	muls	r5, r0
	muls	r5, r0, r5
	muls	r0, r5

mull:
	smull	r0, r1, r0, r0
	umull	r0, r1, r0, r0
	smlal	r0, r1, r0, r0
	umlal	r0, r1, r0, r0
	smull	r9, r0, r0, r0
	smull	r0, r9, r0, r0
	smull	r0, r1, r9, r0
	smull	r0, r1, r0, r9

neg:
	negs	r0, r0
	negs	r0, r5
	negs	r5, r0
	negs.w	r0, r0
	negs.w	r5, r0
	negs.w	r0, r5

	neg	r0, r9
	neg	r9, r0
	negs	r0, r9
	negs	r9, r0

pkh:
	pkhbt	r0, r0, r0
	pkhbt	r9, r0, r0
	pkhbt	r0, r9, r0
	pkhbt	r0, r0, r9
	pkhbt	r0, r0, r0, lsl #0x14
	pkhbt	r0, r0, r0, lsl #3
	pkhtb	r1, r2, r3
	pkhtb	r1, r2, r3, asr #0x11

push_pop:
	push	{r0}
	pop	{r0}
	push	{r1,lr}
	pop	{r1,pc}
	push	{r8,r9,r10,r11,r12}
	pop	{r8,r9,r10,r11,r12}

qadd:
	qadd16		r1, r2, r3
	qadd8		r1, r2, r3
	qaddsubx	r1, r2, r3
	qsub16		r1, r2, r3
	qsub8		r1, r2, r3
	qsubaddx	r1, r2, r3
	sadd16		r1, r2, r3
	sadd8		r1, r2, r3
	saddsubx	r1, r2, r3
	ssub16		r1, r2, r3
	ssub8		r1, r2, r3
	ssubaddx	r1, r2, r3
	shadd16		r1, r2, r3
	shadd8		r1, r2, r3
	shaddsubx	r1, r2, r3
	shsub16		r1, r2, r3
	shsub8		r1, r2, r3
	shsubaddx	r1, r2, r3
	uadd16		r1, r2, r3
	uadd8		r1, r2, r3
	uaddsubx	r1, r2, r3
	usub16		r1, r2, r3
	usub8		r1, r2, r3
	usubaddx	r1, r2, r3
	uhadd16		r1, r2, r3
	uhadd8		r1, r2, r3
	uhaddsubx	r1, r2, r3
	uhsub16		r1, r2, r3
	uhsub8		r1, r2, r3
	uhsubaddx	r1, r2, r3
	uqadd16		r1, r2, r3
	uqadd8		r1, r2, r3
	uqaddsubx	r1, r2, r3
	uqsub16		r1, r2, r3
	uqsub8		r1, r2, r3
	uqsubaddx	r1, r2, r3
	sel		r1, r2, r3

rbit_rev:
	.macro	rx op opw
	\op	r0, r0
	\opw	r0, r0
	\op	r0, r5
	\op	r5, r0
	\op	r0, r9
	\op	r9, r0
	.endm

	rx	rev rev.w
	rx	rev16 rev16.w
	rx	revsh revsh.w
	rx	rbit rbit.w

	.purgem rx

shift:
	.macro	sh op ops opw opsw
	\ops	r0, #17		@ 16-bit format 1
	\ops	r0, r0, #14
	\ops	r5, r0, #17
	\ops	r0, r5, #14
	\ops	r0, r0		@ 16-bit format 2
	\ops	r0, r5
	\ops	r0, r0, r5
	\op	r9, #17		@ 32-bit format 1
	\op	r9, r9, #14
	\ops	r0, r9, #17
	\op	r9, r0, #14
	\opw	r0, r0, r0	@ 32-bit format 2
	\op	r9, r9
	\ops	r9, r0
	\op	r0, r9
	\op	r0, r5
	\ops	r0, r1, r2
	.endm

	sh	lsl lsls lsl.w lsls.w
	sh	lsr lsrs lsr.w lsrs.w
	sh	asr asrs asr.w asrs.w
	sh	ror rors ror.w rors.w

	.purgem sh

smi:
	smi	#0
	smi	#0xabcd

smla:
	smlabb	r0, r0, r0, r0
	smlabb	r9, r0, r0, r0
	smlabb	r0, r9, r0, r0
	smlabb	r0, r0, r9, r0
	smlabb	r0, r0, r0, r9

	smlatb	r0, r0, r0, r0
	smlabt	r0, r0, r0, r0
	smlatt	r0, r0, r0, r0
	smlawb	r0, r0, r0, r0
	smlawt	r0, r0, r0, r0
	smlad	r0, r0, r0, r0
	smladx	r0, r0, r0, r0
	smlsd	r0, r0, r0, r0
	smlsdx	r0, r0, r0, r0
	smmla	r0, r0, r0, r0
	smmlar	r0, r0, r0, r0
	smmls	r0, r0, r0, r0
	smmlsr	r0, r0, r0, r0
	usada8	r0, r0, r0, r0

smlal:
	smlalbb	r0, r0, r0, r0
	smlalbb	r9, r0, r0, r0
	smlalbb	r0, r9, r0, r0
	smlalbb	r0, r0, r9, r0
	smlalbb	r0, r0, r0, r9

	smlaltb	r0, r0, r0, r0
	smlalbt	r0, r0, r0, r0
	smlaltt	r0, r0, r0, r0
	smlald	r0, r0, r0, r0
	smlaldx	r0, r0, r0, r0
	smlsld	r0, r0, r0, r0
	smlsldx	r0, r0, r0, r0
	umaal	r0, r0, r0, r0

smul:
	smulbb	r0, r0, r0
	smulbb	r9, r0, r0
	smulbb	r0, r9, r0
	smulbb	r0, r0, r9

	smultb	r0, r0, r0
	smulbt	r0, r0, r0
	smultt	r0, r0, r0
	smulwb	r0, r0, r0
	smulwt	r0, r0, r0
	smmul	r0, r0, r0
	smmulr	r0, r0, r0
	smuad	r0, r0, r0
	smuadx	r0, r0, r0
	smusd	r0, r0, r0
	smusdx	r0, r0, r0
	usad8	r0, r0, r0

sat:
	ssat	r0, #1, r0
	ssat	r0, #1, r0, lsl #0
	ssat	r0, #1, r0, asr #0
	ssat	r9, #1, r0
	ssat	r0, #18, r0
	ssat	r0, #1, r9
	ssat	r0, #1, r0, lsl #0x1c
	ssat	r0, #1, r0, asr #0x03

	ssat16	r0, #1, r0
	ssat16	r9, #1, r0
	ssat16	r0, #10, r0
	ssat16	r0, #1, r9

	usat	r0, #0, r0
	usat	r0, #0, r0, lsl #0
	usat	r0, #0, r0, asr #0
	usat	r9, #0, r0
	usat	r0, #17, r0
	usat	r0, #0, r9
	usat	r0, #0, r0, lsl #0x1c
	usat	r0, #0, r0, asr #0x03

	usat16	r0, #0, r0
	usat16	r9, #0, r0
	usat16	r0, #9, r0
	usat16	r0, #0, r9

xt:
	sxtb	r0, r0
	sxtb	r0, r0, ror #0
	sxtb	r5, r0
	sxtb	r0, r5
	sxtb.w	r1, r2
	sxtb	r1, r2, ror #8
	sxtb	r1, r2, ror #16
	sxtb	r1, r2, ror #24

	sxtb16	r1, r2
	sxtb16	r8, r9
	sxth	r1, r2
	sxth	r8, r9
	uxtb	r1, r2
	uxtb	r8, r9
	uxtb16	r1, r2
	uxtb16	r8, r9
	uxth	r1, r2
	uxth	r8, r9

xta:	
	sxtab	r0, r0, r0
	sxtab	r0, r0, r0, ror #0
	sxtab	r9, r0, r0, ror #8
	sxtab	r0, r9, r0, ror #16
	sxtab	r0, r0, r9, ror #24

	sxtab16	r1, r2, r3
	sxtah	r1, r2, r3
	uxtab	r1, r2, r3
	uxtab16	r1, r2, r3
	uxtah	r1, r2, r3