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ARM: add ARMv6 optimised av_clip_uintp2

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Signed-off-by: Mans Rullgard <mans@mansr.com>
This commit is contained in:
Mans Rullgard 2011-05-24 15:46:28 +01:00
parent 77cd6efc33
commit ca7d8256e3
1 changed files with 9 additions and 0 deletions
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9
libavutil/arm/intmath.h
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@ -74,6 +74,15 @@ static av_always_inline av_const int16_t av_clip_int16_arm(int a)
return x;
}
#define av_clip_uintp2 av_clip_uintp2_arm
static av_always_inline av_const unsigned av_clip_uintp2_arm(int a, int p)
{
unsigned x;
__asm__ ("usat %0, %2, %1" : "=r"(x) : "r"(a), "i"(p));
return x;
}
#else /* HAVE_ARMV6 */
#define FASTDIV FASTDIV