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1 ; | 1 ; |
2 ; Copyright (c) 2010 The WebM project authors. All Rights Reserved. | 2 ; Copyright (c) 2010 The WebM project authors. All Rights Reserved. |
3 ; | 3 ; |
4 ; Use of this source code is governed by a BSD-style license | 4 ; Use of this source code is governed by a BSD-style license |
5 ; that can be found in the LICENSE file in the root of the source | 5 ; that can be found in the LICENSE file in the root of the source |
6 ; tree. An additional intellectual property rights grant can be found | 6 ; tree. An additional intellectual property rights grant can be found |
7 ; in the file PATENTS. All contributing project authors may | 7 ; in the file PATENTS. All contributing project authors may |
8 ; be found in the AUTHORS file in the root of the source tree. | 8 ; be found in the AUTHORS file in the root of the source tree. |
9 ; | 9 ; |
10 | 10 |
11 | 11 |
12 EXPORT |vp8_yv12_extend_frame_borders_neon| | 12 EXPORT |vp8_yv12_extend_frame_borders_neon| |
13 ARM | 13 ARM |
14 REQUIRE8 | 14 REQUIRE8 |
15 PRESERVE8 | 15 PRESERVE8 |
16 | 16 |
17 INCLUDE asm_com_offsets.asm | 17 INCLUDE vpx_scale_asm_offsets.asm |
18 | 18 |
19 AREA ||.text||, CODE, READONLY, ALIGN=2 | 19 AREA ||.text||, CODE, READONLY, ALIGN=2 |
20 ;void vp8_yv12_extend_frame_borders_neon (YV12_BUFFER_CONFIG *ybf); | 20 ;void vp8_yv12_extend_frame_borders_neon (YV12_BUFFER_CONFIG *ybf); |
21 ; we depend on VP8BORDERINPIXELS being 32 | 21 ; we depend on VP8BORDERINPIXELS being 32 |
22 | 22 |
23 |vp8_yv12_extend_frame_borders_neon| PROC | 23 |vp8_yv12_extend_frame_borders_neon| PROC |
24 push {r4 - r10, lr} | 24 push {r4 - r10, lr} |
25 vpush {d8 - d15} | 25 vpush {d8 - d15} |
26 | 26 |
27 ; Border = 32 | 27 ; Border = 32 |
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299 | 299 |
300 sub r5, r1, lr, asl #4 ; src_ptr1 - (Border * plane_stride) | 300 sub r5, r1, lr, asl #4 ; src_ptr1 - (Border * plane_stride) |
301 add r6, r2, lr ; src_ptr2 + plane_stride | 301 add r6, r2, lr ; src_ptr2 + plane_stride |
302 subs r7, r7, #1 | 302 subs r7, r7, #1 |
303 bne extra_top_bottom_uv | 303 bne extra_top_bottom_uv |
304 | 304 |
305 b end_of_border_copy_uv | 305 b end_of_border_copy_uv |
306 | 306 |
307 ENDP | 307 ENDP |
308 END | 308 END |
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