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author | Måns Rullgård <mans@mansr.com> | 2010-02-18 02:58:59 +0300 |
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committer | Måns Rullgård <mans@mansr.com> | 2010-02-18 02:58:59 +0300 |
commit | 5e46be96f86597f31f53a94d1704ffb8299bec32 (patch) | |
tree | 9cc09b7172fd4098dcb2ae8c7b78a8ab39034aa0 /libavcodec/get_bits.h | |
parent | dc9e57a878107be304398387dc5e846346ef70c6 (diff) |
Move NEG_[US]SR32 macros to mathops.h
Originally committed as revision 21873 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/get_bits.h')
-rw-r--r-- | libavcodec/get_bits.h | 21 |
1 files changed, 0 insertions, 21 deletions
diff --git a/libavcodec/get_bits.h b/libavcodec/get_bits.h index 7da9548431..bb40ff4f38 100644 --- a/libavcodec/get_bits.h +++ b/libavcodec/get_bits.h @@ -49,27 +49,6 @@ # endif #endif -#if ARCH_X86 -// avoid +32 for shift optimization (gcc should do that ...) -static inline int32_t NEG_SSR32( int32_t a, int8_t s){ - __asm__ ("sarl %1, %0\n\t" - : "+r" (a) - : "ic" ((uint8_t)(-s)) - ); - return a; -} -static inline uint32_t NEG_USR32(uint32_t a, int8_t s){ - __asm__ ("shrl %1, %0\n\t" - : "+r" (a) - : "ic" ((uint8_t)(-s)) - ); - return a; -} -#else -# define NEG_SSR32(a,s) ((( int32_t)(a))>>(32-(s))) -# define NEG_USR32(a,s) (((uint32_t)(a))>>(32-(s))) -#endif - /* bit input */ /* buffer, buffer_end and size_in_bits must be present and used by every reader */ typedef struct GetBitContext { |