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authorMåns Rullgård2010-01-19 23:25:36 +0000
committerMåns Rullgård2010-01-19 23:25:36 +0000
commit75fb5c24ed16743a31d5838b55984b4bf89d48bb (patch)
tree9d823b9bb5b0834cc19d7550ae970799b2c7b91b /libavutil/internal.h
parent2087c82339edfa0cacfdfa612d99939a453624a7 (diff)
Move FASTDIV macro to intmath.h
Originally committed as revision 21335 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavutil/internal.h')
-rw-r--r--libavutil/internal.h38
1 files changed, 0 insertions, 38 deletions
diff --git a/libavutil/internal.h b/libavutil/internal.h
index 1d21ae4d7a..ac7f1523e6 100644
--- a/libavutil/internal.h
+++ b/libavutil/internal.h
@@ -120,44 +120,6 @@
/* math */
-extern const uint32_t ff_inverse[257];
-
-#if ARCH_X86
-# define FASTDIV(a,b) \
- ({\
- int ret, dmy;\
- __asm__ volatile(\
- "mull %3"\
- :"=d"(ret), "=a"(dmy)\
- :"1"(a), "g"(ff_inverse[b])\
- );\
- ret;\
- })
-#elif HAVE_ARMV6 && HAVE_INLINE_ASM
-static inline av_const int FASTDIV(int a, int b)
-{
- int r, t;
- __asm__ volatile("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));
- return r;
-}
-#elif ARCH_ARM && HAVE_INLINE_ASM
-static inline av_const int FASTDIV(int a, int b)
-{
- int r, t;
- __asm__ volatile("umull %1, %0, %2, %3"
- : "=&r"(r), "=&r"(t) : "r"(a), "r"(ff_inverse[b]));
- return r;
-}
-#elif CONFIG_FASTDIV
-# define FASTDIV(a,b) ((uint32_t)((((uint64_t)a) * ff_inverse[b]) >> 32))
-#else
-# define FASTDIV(a,b) ((a) / (b))
-#endif
-
extern const uint8_t ff_sqrt_tab[256];
static inline av_const unsigned int ff_sqrt(unsigned int a)