summaryrefslogtreecommitdiff
path: root/media/libtheora/lib/arm/armfrag.s
blob: e20579eee4b079923cabad1a875e1a284fe590c2 (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
;********************************************************************
;*                                                                  *
;* THIS FILE IS PART OF THE OggTheora SOFTWARE CODEC SOURCE CODE.   *
;* USE, DISTRIBUTION AND REPRODUCTION OF THIS LIBRARY SOURCE IS     *
;* GOVERNED BY A BSD-STYLE SOURCE LICENSE INCLUDED WITH THIS SOURCE *
;* IN 'COPYING'. PLEASE READ THESE TERMS BEFORE DISTRIBUTING.       *
;*                                                                  *
;* THE Theora SOURCE CODE IS COPYRIGHT (C) 2002-2010                *
;* by the Xiph.Org Foundation and contributors http://www.xiph.org/ *
;*                                                                  *
;********************************************************************
; Original implementation:
;  Copyright (C) 2009 Robin Watts for Pinknoise Productions Ltd
; last mod: $Id: armfrag.s 17481 2010-10-03 22:49:42Z tterribe $
;********************************************************************

	AREA	|.text|, CODE, READONLY

	; Explicitly specifying alignment here because some versions of
	; gas don't align code correctly. See
	; http://lists.gnu.org/archive/html/bug-binutils/2011-06/msg00199.html
	; https://bugzilla.mozilla.org/show_bug.cgi?id=920992
	ALIGN

	GET	armopts.s

; Vanilla ARM v4 versions
	EXPORT	oc_frag_copy_list_arm
	EXPORT	oc_frag_recon_intra_arm
	EXPORT	oc_frag_recon_inter_arm
	EXPORT	oc_frag_recon_inter2_arm

oc_frag_copy_list_arm PROC
	; r0 = _dst_frame
	; r1 = _src_frame
	; r2 = _ystride
	; r3 = _fragis
	; <> = _nfragis
	; <> = _frag_buf_offs
	LDR	r12,[r13]		; r12 = _nfragis
	STMFD	r13!,{r4-r6,r11,r14}
	SUBS	r12, r12, #1
	LDR	r4,[r3],#4		; r4 = _fragis[fragii]
	LDRGE	r14,[r13,#4*6]		; r14 = _frag_buf_offs
	BLT	ofcl_arm_end
	SUB	r2, r2, #4
ofcl_arm_lp
	LDR	r11,[r14,r4,LSL #2]	; r11 = _frag_buf_offs[_fragis[fragii]]
	SUBS	r12, r12, #1
	; Stall (on XScale)
	ADD	r4, r1, r11		; r4 = _src_frame+frag_buf_off
	LDR	r6, [r4], #4
	ADD	r11,r0, r11		; r11 = _dst_frame+frag_buf_off
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4], r2
	STR	r6, [r11],#4
	LDR	r6, [r4], #4
	STR	r5, [r11],r2
	LDR	r5, [r4]
	LDRGE	r4,[r3],#4		; r4 = _fragis[fragii]
	STR	r6, [r11],#4
	STR	r5, [r11]
	BGE	ofcl_arm_lp
ofcl_arm_end
	LDMFD	r13!,{r4-r6,r11,PC}
oc_frag_recon_intra_arm
	; r0 =       unsigned char *_dst
	; r1 =       int            _ystride
	; r2 = const ogg_int16_t    _residue[64]
	STMFD	r13!,{r4,r5,r14}
	MOV	r14,#8
	MOV	r5, #255
	SUB	r1, r1, #7
ofrintra_lp_arm
	LDRSH	r3, [r2], #2
	LDRSH	r4, [r2], #2
	LDRSH	r12,[r2], #2
	ADDS	r3, r3, #128
	CMPGT	r5, r3
	EORLT	r3, r5, r3, ASR #32
	STRB	r3, [r0], #1
	ADDS	r4, r4, #128
	CMPGT	r5, r4
	EORLT	r4, r5, r4, ASR #32
	LDRSH	r3, [r2], #2
	STRB	r4, [r0], #1
	ADDS	r12,r12,#128
	CMPGT	r5, r12
	EORLT	r12,r5, r12,ASR #32
	LDRSH	r4, [r2], #2
	STRB	r12,[r0], #1
	ADDS	r3, r3, #128
	CMPGT	r5, r3
	EORLT	r3, r5, r3, ASR #32
	LDRSH	r12,[r2], #2
	STRB	r3, [r0], #1
	ADDS	r4, r4, #128
	CMPGT	r5, r4
	EORLT	r4, r5, r4, ASR #32
	LDRSH	r3, [r2], #2
	STRB	r4, [r0], #1
	ADDS	r12,r12,#128
	CMPGT	r5, r12
	EORLT	r12,r5, r12,ASR #32
	LDRSH	r4, [r2], #2
	STRB	r12,[r0], #1
	ADDS	r3, r3, #128
	CMPGT	r5, r3
	EORLT	r3, r5, r3, ASR #32
	STRB	r3, [r0], #1
	ADDS	r4, r4, #128
	CMPGT	r5, r4
	EORLT	r4, r5, r4, ASR #32
	STRB	r4, [r0], r1
	SUBS	r14,r14,#1
	BGT	ofrintra_lp_arm
	LDMFD	r13!,{r4,r5,PC}
	ENDP

oc_frag_recon_inter_arm PROC
	; r0 =       unsigned char *dst
	; r1 = const unsigned char *src
	; r2 =       int            ystride
	; r3 = const ogg_int16_t    residue[64]
	STMFD	r13!,{r5,r9-r11,r14}
	MOV	r9, #8
	MOV	r5, #255
	SUB	r2, r2, #7
ofrinter_lp_arm
	LDRSH	r12,[r3], #2
	LDRB	r14,[r1], #1
	LDRSH	r11,[r3], #2
	LDRB	r10,[r1], #1
	ADDS	r12,r12,r14
	CMPGT	r5, r12
	EORLT	r12,r5, r12,ASR #32
	STRB	r12,[r0], #1
	ADDS	r11,r11,r10
	CMPGT	r5, r11
	LDRSH	r12,[r3], #2
	LDRB	r14,[r1], #1
	EORLT	r11,r5, r11,ASR #32
	STRB	r11,[r0], #1
	ADDS	r12,r12,r14
	CMPGT	r5, r12
	LDRSH	r11,[r3], #2
	LDRB	r10,[r1], #1
	EORLT	r12,r5, r12,ASR #32
	STRB	r12,[r0], #1
	ADDS	r11,r11,r10
	CMPGT	r5, r11
	LDRSH	r12,[r3], #2
	LDRB	r14,[r1], #1
	EORLT	r11,r5, r11,ASR #32
	STRB	r11,[r0], #1
	ADDS	r12,r12,r14
	CMPGT	r5, r12
	LDRSH	r11,[r3], #2
	LDRB	r10,[r1], #1
	EORLT	r12,r5, r12,ASR #32
	STRB	r12,[r0], #1
	ADDS	r11,r11,r10
	CMPGT	r5, r11
	LDRSH	r12,[r3], #2
	LDRB	r14,[r1], #1
	EORLT	r11,r5, r11,ASR #32
	STRB	r11,[r0], #1
	ADDS	r12,r12,r14
	CMPGT	r5, r12
	LDRSH	r11,[r3], #2
	LDRB	r10,[r1], r2
	EORLT	r12,r5, r12,ASR #32
	STRB	r12,[r0], #1
	ADDS	r11,r11,r10
	CMPGT	r5, r11
	EORLT	r11,r5, r11,ASR #32
	STRB	r11,[r0], r2
	SUBS	r9, r9, #1
	BGT	ofrinter_lp_arm
	LDMFD	r13!,{r5,r9-r11,PC}
	ENDP

oc_frag_recon_inter2_arm PROC
	; r0 =       unsigned char *dst
	; r1 = const unsigned char *src1
	; r2 = const unsigned char *src2
	; r3 =       int            ystride
	LDR	r12,[r13]
	; r12= const ogg_int16_t    residue[64]
	STMFD	r13!,{r4-r8,r14}
	MOV	r14,#8
	MOV	r8, #255
	SUB	r3, r3, #7
ofrinter2_lp_arm
	LDRB	r5, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	LDRB	r7, [r1], #1
	ADD	r5, r5, r6
	ADDS	r5, r4, r5, LSR #1
	CMPGT	r8, r5
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r5, r8, r5, ASR #32
	STRB	r5, [r0], #1
	ADD	r7, r7, r6
	ADDS	r7, r4, r7, LSR #1
	CMPGT	r8, r7
	LDRB	r5, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r7, r8, r7, ASR #32
	STRB	r7, [r0], #1
	ADD	r5, r5, r6
	ADDS	r5, r4, r5, LSR #1
	CMPGT	r8, r5
	LDRB	r7, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r5, r8, r5, ASR #32
	STRB	r5, [r0], #1
	ADD	r7, r7, r6
	ADDS	r7, r4, r7, LSR #1
	CMPGT	r8, r7
	LDRB	r5, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r7, r8, r7, ASR #32
	STRB	r7, [r0], #1
	ADD	r5, r5, r6
	ADDS	r5, r4, r5, LSR #1
	CMPGT	r8, r5
	LDRB	r7, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r5, r8, r5, ASR #32
	STRB	r5, [r0], #1
	ADD	r7, r7, r6
	ADDS	r7, r4, r7, LSR #1
	CMPGT	r8, r7
	LDRB	r5, [r1], #1
	LDRB	r6, [r2], #1
	LDRSH	r4, [r12],#2
	EORLT	r7, r8, r7, ASR #32
	STRB	r7, [r0], #1
	ADD	r5, r5, r6
	ADDS	r5, r4, r5, LSR #1
	CMPGT	r8, r5
	LDRB	r7, [r1], r3
	LDRB	r6, [r2], r3
	LDRSH	r4, [r12],#2
	EORLT	r5, r8, r5, ASR #32
	STRB	r5, [r0], #1
	ADD	r7, r7, r6
	ADDS	r7, r4, r7, LSR #1
	CMPGT	r8, r7
	EORLT	r7, r8, r7, ASR #32
	STRB	r7, [r0], r3
	SUBS	r14,r14,#1
	BGT	ofrinter2_lp_arm
	LDMFD	r13!,{r4-r8,PC}
	ENDP

 [ OC_ARM_ASM_EDSP
	EXPORT	oc_frag_copy_list_edsp

oc_frag_copy_list_edsp PROC
	; r0 = _dst_frame
	; r1 = _src_frame
	; r2 = _ystride
	; r3 = _fragis
	; <> = _nfragis
	; <> = _frag_buf_offs
	LDR	r12,[r13]		; r12 = _nfragis
	STMFD	r13!,{r4-r11,r14}
	SUBS	r12, r12, #1
	LDRGE	r5, [r3],#4		; r5 = _fragis[fragii]
	LDRGE	r14,[r13,#4*10]		; r14 = _frag_buf_offs
	BLT	ofcl_edsp_end
ofcl_edsp_lp
	MOV	r4, r1
	LDR	r5, [r14,r5, LSL #2]	; r5 = _frag_buf_offs[_fragis[fragii]]
	SUBS	r12, r12, #1
	; Stall (on XScale)
	LDRD	r6, [r4, r5]!		; r4 = _src_frame+frag_buf_off
	LDRD	r8, [r4, r2]!
	; Stall
	STRD	r6, [r5, r0]!		; r5 = _dst_frame+frag_buf_off
	STRD	r8, [r5, r2]!
	; Stall
	LDRD	r6, [r4, r2]!	; On Xscale at least, doing 3 consecutive
	LDRD	r8, [r4, r2]!	; loads causes a stall, but that's no worse
	LDRD	r10,[r4, r2]!	; than us only doing 2, and having to do
				; another pair of LDRD/STRD later on.
	; Stall
	STRD	r6, [r5, r2]!
	STRD	r8, [r5, r2]!
	STRD	r10,[r5, r2]!
	LDRD	r6, [r4, r2]!
	LDRD	r8, [r4, r2]!
	LDRD	r10,[r4, r2]!
	STRD	r6, [r5, r2]!
	STRD	r8, [r5, r2]!
	STRD	r10,[r5, r2]!
	LDRGE	r5, [r3],#4		; r5 = _fragis[fragii]
	BGE	ofcl_edsp_lp
ofcl_edsp_end
	LDMFD	r13!,{r4-r11,PC}
	ENDP
 ]

 [ OC_ARM_ASM_MEDIA
	EXPORT	oc_frag_recon_intra_v6
	EXPORT	oc_frag_recon_inter_v6
	EXPORT	oc_frag_recon_inter2_v6

oc_frag_recon_intra_v6 PROC
	; r0 =       unsigned char *_dst
	; r1 =       int            _ystride
	; r2 = const ogg_int16_t    _residue[64]
	STMFD	r13!,{r4-r6,r14}
	MOV	r14,#8
	MOV	r12,r2
	LDR	r6, =0x00800080
ofrintra_v6_lp
	LDRD	r2, [r12],#8	; r2 = 11110000 r3 = 33332222
	LDRD	r4, [r12],#8	; r4 = 55554444 r5 = 77776666
	SUBS	r14,r14,#1
	QADD16	r2, r2, r6
	QADD16	r3, r3, r6
	QADD16	r4, r4, r6
	QADD16	r5, r5, r6
	USAT16	r2, #8, r2		; r2 = __11__00
	USAT16	r3, #8, r3		; r3 = __33__22
	USAT16	r4, #8, r4		; r4 = __55__44
	USAT16	r5, #8, r5		; r5 = __77__66
	ORR	r2, r2, r2, LSR #8	; r2 = __111100
	ORR	r3, r3, r3, LSR #8	; r3 = __333322
	ORR	r4, r4, r4, LSR #8	; r4 = __555544
	ORR	r5, r5, r5, LSR #8	; r5 = __777766
	PKHBT   r2, r2, r3, LSL #16     ; r2 = 33221100
	PKHBT   r3, r4, r5, LSL #16     ; r3 = 77665544
	STRD	r2, [r0], r1
	BGT	ofrintra_v6_lp
	LDMFD	r13!,{r4-r6,PC}
	ENDP

oc_frag_recon_inter_v6 PROC
	; r0 =       unsigned char *_dst
	; r1 = const unsigned char *_src
	; r2 =       int            _ystride
	; r3 = const ogg_int16_t    _residue[64]
	STMFD	r13!,{r4-r7,r14}
	MOV	r14,#8
ofrinter_v6_lp
	LDRD	r6, [r3], #8		; r6 = 11110000 r7 = 33332222
	SUBS	r14,r14,#1
 [ OC_ARM_CAN_UNALIGN_LDRD
	LDRD	r4, [r1], r2	; Unaligned ; r4 = 33221100 r5 = 77665544
 |
	LDR	r5, [r1, #4]
	LDR	r4, [r1], r2
 ]
	PKHBT	r12,r6, r7, LSL #16	; r12= 22220000
	PKHTB	r7, r7, r6, ASR #16	; r7 = 33331111
	UXTB16	r6,r4			; r6 = __22__00
	UXTB16	r4,r4, ROR #8		; r4 = __33__11
	QADD16	r12,r12,r6		; r12= xx22xx00
	QADD16	r4, r7, r4		; r4 = xx33xx11
	LDRD	r6, [r3], #8		; r6 = 55554444 r7 = 77776666
	USAT16	r4, #8, r4		; r4 = __33__11
	USAT16	r12,#8,r12		; r12= __22__00
	ORR	r4, r12,r4, LSL #8	; r4 = 33221100
	PKHBT	r12,r6, r7, LSL #16	; r12= 66664444
	PKHTB	r7, r7, r6, ASR #16	; r7 = 77775555
	UXTB16	r6,r5			; r6 = __66__44
	UXTB16	r5,r5, ROR #8		; r5 = __77__55
	QADD16	r12,r12,r6		; r12= xx66xx44
	QADD16	r5, r7, r5		; r5 = xx77xx55
	USAT16	r12,#8, r12		; r12= __66__44
	USAT16	r5, #8, r5		; r4 = __77__55
	ORR	r5, r12,r5, LSL #8	; r5 = 33221100
	STRD	r4, [r0], r2
	BGT	ofrinter_v6_lp
	LDMFD	r13!,{r4-r7,PC}
	ENDP

oc_frag_recon_inter2_v6 PROC
	; r0 =       unsigned char *_dst
	; r1 = const unsigned char *_src1
	; r2 = const unsigned char *_src2
	; r3 =       int            _ystride
	LDR	r12,[r13]
	; r12= const ogg_int16_t    _residue[64]
	STMFD	r13!,{r4-r9,r14}
	MOV	r14,#8
ofrinter2_v6_lp
	LDRD	r6, [r12,#8]	; r6 = 55554444 r7 = 77776666
	SUBS	r14,r14,#1
	LDR	r4, [r1, #4]	; Unaligned	; r4 = src1[1] = 77665544
	LDR	r5, [r2, #4]	; Unaligned	; r5 = src2[1] = 77665544
	PKHBT	r8, r6, r7, LSL #16	; r8 = 66664444
	PKHTB	r9, r7, r6, ASR #16	; r9 = 77775555
	UHADD8	r4, r4, r5	; r4 = (src1[7,6,5,4] + src2[7,6,5,4])>>1
	UXTB16	r5, r4			; r5 = __66__44
	UXTB16	r4, r4, ROR #8		; r4 = __77__55
	QADD16	r8, r8, r5		; r8 = xx66xx44
	QADD16	r9, r9, r4		; r9 = xx77xx55
	LDRD	r6,[r12],#16	; r6 = 33332222 r7 = 11110000
	USAT16	r8, #8, r8		; r8 = __66__44
	LDR	r4, [r1], r3	; Unaligned	; r4 = src1[0] = 33221100
	USAT16	r9, #8, r9		; r9 = __77__55
	LDR	r5, [r2], r3	; Unaligned	; r5 = src2[0] = 33221100
	ORR	r9, r8, r9, LSL #8	; r9 = 77665544
	PKHBT	r8, r6, r7, LSL #16	; r8 = 22220000
	UHADD8	r4, r4, r5	; r4 = (src1[3,2,1,0] + src2[3,2,1,0])>>1
	PKHTB	r7, r7, r6, ASR #16	; r7 = 33331111
	UXTB16	r5, r4			; r5 = __22__00
	UXTB16	r4, r4, ROR #8		; r4 = __33__11
	QADD16	r8, r8, r5		; r8 = xx22xx00
	QADD16	r7, r7, r4		; r7 = xx33xx11
	USAT16	r8, #8, r8		; r8 = __22__00
	USAT16	r7, #8, r7		; r7 = __33__11
	ORR	r8, r8, r7, LSL #8	; r8 = 33221100
	STRD	r8, [r0], r3
	BGT	ofrinter2_v6_lp
	LDMFD	r13!,{r4-r9,PC}
	ENDP
 ]

 [ OC_ARM_ASM_NEON
	EXPORT	oc_frag_copy_list_neon
	EXPORT	oc_frag_recon_intra_neon
	EXPORT	oc_frag_recon_inter_neon
	EXPORT	oc_frag_recon_inter2_neon

oc_frag_copy_list_neon PROC
	; r0 = _dst_frame
	; r1 = _src_frame
	; r2 = _ystride
	; r3 = _fragis
	; <> = _nfragis
	; <> = _frag_buf_offs
	LDR	r12,[r13]		; r12 = _nfragis
	STMFD	r13!,{r4-r7,r14}
	CMP	r12, #1
	LDRGE	r6, [r3]		; r6 = _fragis[fragii]
	LDRGE	r14,[r13,#4*6]		; r14 = _frag_buf_offs
	BLT	ofcl_neon_end
	; Stall (2 on Xscale)
	LDR	r6, [r14,r6, LSL #2]	; r6 = _frag_buf_offs[_fragis[fragii]]
	; Stall (on XScale)
	MOV	r7, r6			; Guarantee PLD points somewhere valid.
ofcl_neon_lp
	ADD	r4, r1, r6
	VLD1.64	{D0}, [r4@64], r2
	ADD	r5, r0, r6
	VLD1.64	{D1}, [r4@64], r2
	SUBS	r12, r12, #1
	VLD1.64	{D2}, [r4@64], r2
	LDRGT	r6, [r3,#4]!		; r6 = _fragis[fragii]
	VLD1.64	{D3}, [r4@64], r2
	LDRGT	r6, [r14,r6, LSL #2]	; r6 = _frag_buf_offs[_fragis[fragii]]
	VLD1.64	{D4}, [r4@64], r2
	ADDGT	r7, r1, r6
	VLD1.64	{D5}, [r4@64], r2
	PLD	[r7]
	VLD1.64	{D6}, [r4@64], r2
	PLD	[r7, r2]
	VLD1.64	{D7}, [r4@64]
	PLD	[r7, r2, LSL #1]
	VST1.64	{D0}, [r5@64], r2
	ADDGT	r7, r7, r2, LSL #2
	VST1.64	{D1}, [r5@64], r2
	PLD	[r7, -r2]
	VST1.64	{D2}, [r5@64], r2
	PLD	[r7]
	VST1.64	{D3}, [r5@64], r2
	PLD	[r7, r2]
	VST1.64	{D4}, [r5@64], r2
	PLD	[r7, r2, LSL #1]
	VST1.64	{D5}, [r5@64], r2
	ADDGT	r7, r7, r2, LSL #2
	VST1.64	{D6}, [r5@64], r2
	PLD	[r7, -r2]
	VST1.64	{D7}, [r5@64]
	BGT	ofcl_neon_lp
ofcl_neon_end
	LDMFD	r13!,{r4-r7,PC}
	ENDP

oc_frag_recon_intra_neon PROC
	; r0 =       unsigned char *_dst
	; r1 =       int            _ystride
	; r2 = const ogg_int16_t    _residue[64]
	MOV	r3, #128
	VDUP.S16	Q0, r3
	VLDMIA	r2,  {D16-D31}	; D16= 3333222211110000 etc	; 9(8) cycles
	VQADD.S16	Q8, Q8, Q0
	VQADD.S16	Q9, Q9, Q0
	VQADD.S16	Q10,Q10,Q0
	VQADD.S16	Q11,Q11,Q0
	VQADD.S16	Q12,Q12,Q0
	VQADD.S16	Q13,Q13,Q0
	VQADD.S16	Q14,Q14,Q0
	VQADD.S16	Q15,Q15,Q0
	VQMOVUN.S16	D16,Q8	; D16= 7766554433221100		; 1 cycle
	VQMOVUN.S16	D17,Q9	; D17= FFEEDDCCBBAA9988		; 1 cycle
	VQMOVUN.S16	D18,Q10	; D18= NNMMLLKKJJIIHHGG		; 1 cycle
	VST1.64	{D16},[r0@64], r1
	VQMOVUN.S16	D19,Q11	; D19= VVUUTTSSRRQQPPOO		; 1 cycle
	VST1.64	{D17},[r0@64], r1
	VQMOVUN.S16	D20,Q12	; D20= ddccbbaaZZYYXXWW		; 1 cycle
	VST1.64	{D18},[r0@64], r1
	VQMOVUN.S16	D21,Q13	; D21= llkkjjiihhggffee		; 1 cycle
	VST1.64	{D19},[r0@64], r1
	VQMOVUN.S16	D22,Q14	; D22= ttssrrqqppoonnmm		; 1 cycle
	VST1.64	{D20},[r0@64], r1
	VQMOVUN.S16	D23,Q15	; D23= !!@@zzyyxxwwvvuu		; 1 cycle
	VST1.64	{D21},[r0@64], r1
	VST1.64	{D22},[r0@64], r1
	VST1.64	{D23},[r0@64], r1
	MOV	PC,R14
	ENDP

oc_frag_recon_inter_neon PROC
	; r0 =       unsigned char *_dst
	; r1 = const unsigned char *_src
	; r2 =       int            _ystride
	; r3 = const ogg_int16_t    _residue[64]
	VLDMIA	r3, {D16-D31}	; D16= 3333222211110000 etc	; 9(8) cycles
	VLD1.64	{D0}, [r1], r2
	VLD1.64	{D2}, [r1], r2
	VMOVL.U8	Q0, D0	; Q0 = __77__66__55__44__33__22__11__00
	VLD1.64	{D4}, [r1], r2
	VMOVL.U8	Q1, D2	; etc
	VLD1.64	{D6}, [r1], r2
	VMOVL.U8	Q2, D4
	VMOVL.U8	Q3, D6
	VQADD.S16	Q8, Q8, Q0
	VLD1.64	{D0}, [r1], r2
	VQADD.S16	Q9, Q9, Q1
	VLD1.64	{D2}, [r1], r2
	VQADD.S16	Q10,Q10,Q2
	VLD1.64	{D4}, [r1], r2
	VQADD.S16	Q11,Q11,Q3
	VLD1.64	{D6}, [r1], r2
	VMOVL.U8	Q0, D0
	VMOVL.U8	Q1, D2
	VMOVL.U8	Q2, D4
	VMOVL.U8	Q3, D6
	VQADD.S16	Q12,Q12,Q0
	VQADD.S16	Q13,Q13,Q1
	VQADD.S16	Q14,Q14,Q2
	VQADD.S16	Q15,Q15,Q3
	VQMOVUN.S16	D16,Q8
	VQMOVUN.S16	D17,Q9
	VQMOVUN.S16	D18,Q10
	VST1.64	{D16},[r0@64], r2
	VQMOVUN.S16	D19,Q11
	VST1.64	{D17},[r0@64], r2
	VQMOVUN.S16	D20,Q12
	VST1.64	{D18},[r0@64], r2
	VQMOVUN.S16	D21,Q13
	VST1.64	{D19},[r0@64], r2
	VQMOVUN.S16	D22,Q14
	VST1.64	{D20},[r0@64], r2
	VQMOVUN.S16	D23,Q15
	VST1.64	{D21},[r0@64], r2
	VST1.64	{D22},[r0@64], r2
	VST1.64	{D23},[r0@64], r2
	MOV	PC,R14
	ENDP

oc_frag_recon_inter2_neon PROC
	; r0 =       unsigned char *_dst
	; r1 = const unsigned char *_src1
	; r2 = const unsigned char *_src2
	; r3 =       int            _ystride
	LDR	r12,[r13]
	; r12= const ogg_int16_t    _residue[64]
	VLDMIA	r12,{D16-D31}
	VLD1.64	{D0}, [r1], r3
	VLD1.64	{D4}, [r2], r3
	VLD1.64	{D1}, [r1], r3
	VLD1.64	{D5}, [r2], r3
	VHADD.U8	Q2, Q0, Q2	; Q2 = FFEEDDCCBBAA99887766554433221100
	VLD1.64	{D2}, [r1], r3
	VLD1.64	{D6}, [r2], r3
	VMOVL.U8	Q0, D4		; Q0 = __77__66__55__44__33__22__11__00
	VLD1.64	{D3}, [r1], r3
	VMOVL.U8	Q2, D5		; etc
	VLD1.64	{D7}, [r2], r3
	VHADD.U8	Q3, Q1, Q3
	VQADD.S16	Q8, Q8, Q0
	VQADD.S16	Q9, Q9, Q2
	VLD1.64	{D0}, [r1], r3
	VMOVL.U8	Q1, D6
	VLD1.64	{D4}, [r2], r3
	VMOVL.U8	Q3, D7
	VLD1.64	{D1}, [r1], r3
	VQADD.S16	Q10,Q10,Q1
	VLD1.64	{D5}, [r2], r3
	VQADD.S16	Q11,Q11,Q3
	VLD1.64	{D2}, [r1], r3
	VHADD.U8	Q2, Q0, Q2
	VLD1.64	{D6}, [r2], r3
	VLD1.64	{D3}, [r1], r3
	VMOVL.U8	Q0, D4
	VLD1.64	{D7}, [r2], r3
	VMOVL.U8	Q2, D5
	VHADD.U8	Q3, Q1, Q3
	VQADD.S16	Q12,Q12,Q0
	VQADD.S16	Q13,Q13,Q2
	VMOVL.U8	Q1, D6
	VMOVL.U8	Q3, D7
	VQADD.S16	Q14,Q14,Q1
	VQADD.S16	Q15,Q15,Q3
	VQMOVUN.S16	D16,Q8
	VQMOVUN.S16	D17,Q9
	VQMOVUN.S16	D18,Q10
	VST1.64	{D16},[r0@64], r3
	VQMOVUN.S16	D19,Q11
	VST1.64	{D17},[r0@64], r3
	VQMOVUN.S16	D20,Q12
	VST1.64	{D18},[r0@64], r3
	VQMOVUN.S16	D21,Q13
	VST1.64	{D19},[r0@64], r3
	VQMOVUN.S16	D22,Q14
	VST1.64	{D20},[r0@64], r3
	VQMOVUN.S16	D23,Q15
	VST1.64	{D21},[r0@64], r3
	VST1.64	{D22},[r0@64], r3
	VST1.64	{D23},[r0@64], r3
	MOV	PC,R14
	ENDP
 ]

	END