[FFmpeg-cvslog] arm: add back ldr_dpren macro that was lost.

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michaelni at gmx.at> | Thu Dec 15 17:24:43 2011 +0100| [62b5197f97c67940bc09aea34ad4c0c7a6176fde] | committer: Michael Niedermayer

arm: add back ldr_dpren macro that was lost.

Signed-off-by: Michael Niedermayer <michaelni at gmx.at>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=62b5197f97c67940bc09aea34ad4c0c7a6176fde
---

 libavcodec/arm/asm.S |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/libavcodec/arm/asm.S b/libavcodec/arm/asm.S
index 2daac59..d2d9677 100644
--- a/libavcodec/arm/asm.S
+++ b/libavcodec/arm/asm.S
@@ -119,6 +119,12 @@ T       sub             \rn, \rn, \rm
 T       ldr             \rt, [\rn]
 .endm
 
+.macro  ldr_dpren       rt,  rn,  rm:vararg
+A       ldr             \rt, [\rn, -\rm]
+T       sub             \rt, \rn, \rm
+T       ldr             \rt, [\rt]
+.endm
+
 .macro  ldr_post        rt,  rn,  rm:vararg
 A       ldr             \rt, [\rn], \rm
 T       ldr             \rt, [\rn]