[FFmpeg-cvslog] arm: use a local label instead of the function symbol in ff_prefetch_arm

[Janne Grunau]

ffmpeg | branch: master | Janne Grunau <janne-libav at jannau.net> | Mon Jul 20 10:46:15 2015 +0200| [9ed6f9a17cc1f7d3699a1223783dadc1ee222069] | committer: Janne Grunau

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 at videolan.org>
Bug-Id: https://bugs.webkit.org/show_bug.cgi?id=137022
CC: libav-stable at libav.org

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9ed6f9a17cc1f7d3699a1223783dadc1ee222069
---

 libavcodec/arm/videodsp_armv5te.S |    3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/libavcodec/arm/videodsp_armv5te.S b/libavcodec/arm/videodsp_armv5te.S
index bbd0a61..0510019 100644
--- a/libavcodec/arm/videodsp_armv5te.S
+++ b/libavcodec/arm/videodsp_armv5te.S
@@ -23,9 +23,10 @@
 #include "libavutil/arm/asm.S"
 
 function ff_prefetch_arm, export=1
+1:
         subs            r2,  r2,  #1
         pld             [r0]
         add             r0,  r0,  r1
-        bne             X(ff_prefetch_arm)
+        bne             1b
         bx              lr
 endfunc