FFmpeg/libavcodec/arm/videodsp_armv5te.S
Janne Grunau 9ed6f9a17c arm: use a local label instead of the function symbol in ff_prefetch_arm
Avoids a relocation which might end out of range for thumb2.

Reported-By: Ludovic Fauvet <etix@videolan.org>
Bug-Id: https://bugs.webkit.org/show_bug.cgi?id=137022
CC: libav-stable@libav.org
2015-07-20 23:10:29 +02:00

33 lines
1.1 KiB
ArmAsm

@
@ 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