Re: ntdll: Implement missing 64 bit shifts

[Alexandre Julliard]

Mike Gibson  writes:
> +/******************************************************************************
> -
> -
>    _allshr   (NTDLL.@)
> -
> -
> -
> - Right arithmetic shift a 64 bit integer
> -
> -
> -
> - PARAMS
> -
> - a     [I] Initial number.
> -
> - count [I] Number of bits to shift by.
> -
> -
> -
> - RETURNS
> -
> - The value of a following the shift.
> - */
>
> +LONGLONG WINAPI _allshr( LONGLONG a, INT count )
> +{
> - return a >> count;
>
> +}

There's no guarantee that this would be an arithmetic shift, it's
compiler-dependent.