early-access version 1432

externals/ffmpeg/libavcodec/arm/videodsp_armv5te.S

@@ -0,0 +1,32 @@
+@
+@ ARMv5te-optimized core video DSP functions
+@ Copyright (c) 2004 AGAWA Koji <i (AT) atty (DOT) jp>
+@
+@ This file is part of FFmpeg
+@
+@ FFmpeg is free software; you can redistribute it and/or
+@ modify it under the terms of the GNU Lesser General Public
+@ License as published by the Free Software Foundation; either
+@ version 2.1 of the License, or (at your option) any later version.
+@
+@ FFmpeg is distributed in the hope that it will be useful,
+@ but WITHOUT ANY WARRANTY; without even the implied warranty of
+@ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+@ Lesser General Public License for more details.
+@
+@ You should have received a copy of the GNU Lesser General Public
+@ License along with FFmpeg; if not, write to the Free Software
+@ Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
+@
+
+#include "config.h"
+#include "libavutil/arm/asm.S"
+
+function ff_prefetch_arm, export=1
+1:
+        subs            r2,  r2,  #1
+        pld             [r0]
+        add             r0,  r0,  r1
+        bne             1b
+        bx              lr
+endfunc