[FFmpeg-cvslog] ARM: fix Thumb PIC on Apple

Mans Rullgard git at videolan.org
Tue Oct 2 20:07:46 CEST 2012


ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Tue Oct  2 00:32:24 2012 +0100| [7bda4ed780c23c4bd50cf9ccd91f235e67ab0eae] | committer: Mans Rullgard

ARM: fix Thumb PIC on Apple

LDR with register offset and PC as base register is not available in
the Thumb instruction set so the addition must be done separately.

Signed-off-by: Mans Rullgard <mans at mansr.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7bda4ed780c23c4bd50cf9ccd91f235e67ab0eae
---

 libavutil/arm/asm.S |    4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavutil/arm/asm.S b/libavutil/arm/asm.S
index ce7f46d..50305f7 100644
--- a/libavutil/arm/asm.S
+++ b/libavutil/arm/asm.S
@@ -141,7 +141,9 @@ ELF     .size   \name, . - \name
         ldr             \rd, .Lpicoff\@
 .Lpic\@:
     .if \indir
-        ldr             \rd, [pc, \rd]
+A       ldr             \rd, [pc, \rd]
+T       add             \rd, pc
+T       ldr             \rd, [\rd]
     .else
         add             \rd, pc
     .endif



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