annotate ffmpeg/libavcodec/arm/videodsp_armv5te.S @ 13:844d341cf643 tip

Back up before ISMIR
author Yading Song <yading.song@eecs.qmul.ac.uk>
date Thu, 31 Oct 2013 13:17:06 +0000
parents 6840f77b83aa
children
rev   line source
yading@10 1 @
yading@10 2 @ ARMv5te optimized DSP utils
yading@10 3 @ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
yading@10 4 @
yading@10 5 @ This file is part of FFmpeg
yading@10 6 @
yading@10 7 @ FFmpeg is free software; you can redistribute it and/or
yading@10 8 @ modify it under the terms of the GNU Lesser General Public
yading@10 9 @ License as published by the Free Software Foundation; either
yading@10 10 @ version 2.1 of the License, or (at your option) any later version.
yading@10 11 @
yading@10 12 @ FFmpeg is distributed in the hope that it will be useful,
yading@10 13 @ but WITHOUT ANY WARRANTY; without even the implied warranty of
yading@10 14 @ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
yading@10 15 @ Lesser General Public License for more details.
yading@10 16 @
yading@10 17 @ You should have received a copy of the GNU Lesser General Public
yading@10 18 @ License along with FFmpeg; if not, write to the Free Software
yading@10 19 @ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
yading@10 20 @
yading@10 21
yading@10 22 #include "config.h"
yading@10 23 #include "libavutil/arm/asm.S"
yading@10 24
yading@10 25 function ff_prefetch_arm, export=1
yading@10 26 subs r2, r2, #1
yading@10 27 pld [r0]
yading@10 28 add r0, r0, r1
yading@10 29 bne ff_prefetch_arm
yading@10 30 bx lr
yading@10 31 endfunc