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Side by Side Diff: source/libvpx/vpx_scale/arm/neon/vp8_vpxyv12_extendframeborders_neon.asm

Issue 11555023: libvpx: Add VP9 decoder. (Closed) Base URL: svn://chrome-svn/chrome/trunk/deps/third_party/libvpx/
Patch Set: Created 8 years ago
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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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