diff options
author | Mans Rullgard <mans@mansr.com> | 2011-05-28 00:43:15 +0400 |
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committer | Mans Rullgard <mans@mansr.com> | 2011-05-28 18:00:17 +0400 |
commit | a84f82560e3fa6aa41de64b0a5b75d1d607599aa (patch) | |
tree | 69d8eba68d4f18590a09f59274dd33da437202d9 /libavutil | |
parent | 7f7726c7a23f8ca9d8cd5d2511356d724d4284a3 (diff) |
ARM: improve FASTDIV asm
This uses one register less. Also add missing "cc" clobber.
Signed-off-by: Mans Rullgard <mans@mansr.com>
Diffstat (limited to 'libavutil')
-rw-r--r-- | libavutil/arm/intmath.h | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/libavutil/arm/intmath.h b/libavutil/arm/intmath.h index cc3de90f04..4340b59075 100644 --- a/libavutil/arm/intmath.h +++ b/libavutil/arm/intmath.h @@ -33,12 +33,12 @@ #define FASTDIV FASTDIV static av_always_inline av_const int FASTDIV(int a, int b) { - int r, t; - __asm__ ("cmp %3, #2 \n\t" - "ldr %1, [%4, %3, lsl #2] \n\t" - "lsrle %0, %2, #1 \n\t" - "smmulgt %0, %1, %2 \n\t" - : "=&r"(r), "=&r"(t) : "r"(a), "r"(b), "r"(ff_inverse)); + int r; + __asm__ ("cmp %2, #2 \n\t" + "ldr %0, [%3, %2, lsl #2] \n\t" + "lsrle %0, %1, #1 \n\t" + "smmulgt %0, %0, %1 \n\t" + : "=&r"(r) : "r"(a), "r"(b), "r"(ff_inverse) : "cc"); return r; } |