[FFmpeg-devel] [PATCH 1/3] common: add ff_parity()

[Clément Bœsch]

On Sun, Jan 03, 2016 at 08:21:00PM +0100, Clément Bœsch wrote:
> ---
>  configure               | 2 ++
>  libavutil/x86/intmath.h | 9 +++++++++
>  2 files changed, 11 insertions(+)
> 
> diff --git a/configure b/configure
> index 6710f85..610be92 100755
> --- a/configure
> +++ b/configure
> @@ -1738,6 +1738,7 @@ BUILTIN_LIST="
>      machine_rw_barrier
>      MemoryBarrier
>      mm_empty
> +    parity
>      rdtsc
>      sarestart
>      sync_val_compare_and_swap
> @@ -5242,6 +5243,7 @@ check_builtin sarestart signal.h "SA_RESTART"
>  check_builtin sync_val_compare_and_swap "" "int *ptr; int oldval, newval; __sync_val_compare_and_swap(ptr, oldval, newval)"
>  check_builtin gmtime_r time.h "time_t *time; struct tm *tm; gmtime_r(time, tm)"
>  check_builtin localtime_r time.h "time_t *time; struct tm *tm; localtime_r(time, tm)"
> +check_builtin parity "" "__builtin_parity(123)"
>  
>  case "$custom_allocator" in
>      jemalloc)
> diff --git a/libavutil/x86/intmath.h b/libavutil/x86/intmath.h
> index 611ef88..9c36bf2 100644
> --- a/libavutil/x86/intmath.h
> +++ b/libavutil/x86/intmath.h

... moved locally to libavutil/intmath.h under proper ff_parity_c
ifdefery, sorry for the noise.

[...]

-- 
Clément B.
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