[FFmpeg-cvslog] ARM: remove MULL inline asm

Mans Rullgard git at videolan.org
Sun Jun 5 03:21:59 CEST 2011


ffmpeg | branch: master | Mans Rullgard <mans at mansr.com> | Sat Jun  4 21:16:04 2011 +0100| [594fbe42c6b21aef76b938ce97524fa92a48e7a0] | committer: Mans Rullgard

ARM: remove MULL inline asm

Reasonable gcc versions get this one right on their own.

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

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=594fbe42c6b21aef76b938ce97524fa92a48e7a0
---

 libavcodec/arm/mathops.h |   12 ------------
 1 files changed, 0 insertions(+), 12 deletions(-)

diff --git a/libavcodec/arm/mathops.h b/libavcodec/arm/mathops.h
index 7c2acca..3870fce 100644
--- a/libavcodec/arm/mathops.h
+++ b/libavcodec/arm/mathops.h
@@ -28,18 +28,6 @@
 
 #if HAVE_INLINE_ASM
 
-#   define MULL MULL
-static inline av_const int MULL(int a, int b, unsigned shift)
-{
-    int lo, hi;
-    __asm__("smull %0, %1, %2, %3     \n\t"
-            "mov   %0, %0,     lsr %4 \n\t"
-            "add   %1, %0, %1, lsl %5 \n\t"
-            : "=&r"(lo), "=&r"(hi)
-            : "r"(b), "r"(a), "ir"(shift), "ir"(32-shift));
-    return hi;
-}
-
 #define MULH MULH
 #define MUL64 MUL64
 



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