On Mon, Jul 21, 2014 at 5:16 PM, Jason Ekstrand <ja...@jlekstrand.net> wrote:
> Signed-off-by: Jason Ekstrand <jason.ekstr...@intel.com>
> ---
> src/mesa/main/imports.h | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/src/mesa/main/imports.h b/src/mesa/main/imports.h
> index af780b2..5d6486b 100644
> --- a/src/mesa/main/imports.h
> +++ b/src/mesa/main/imports.h
> @@ -285,6 +285,10 @@ static inline int F_TO_I(float f)
> int r;
> __asm__ ("fistpl %0" : "=m" (r) : "t" (f) : "st");
> return r;
> +#elif defined(USE_X86_64_ASM) && defined(__GNUC__)
> + int r;
> + __asm__ ("cvtss2si %1, %0" : "=r" (r) : "xm" (f));
"xm"? I think you just want "x"
Also "=&r" since it's written without ever being read.
> + return r;
> #elif defined(USE_X86_ASM) && defined(_MSC_VER)
> int r;
> _asm {
> --
Remove the ' XXX We could use an x86-64/SSE2 version here.' comment
above the function too.
I'd expect some data about this change. Performance data would be
nice, but I'd take just the output of `size` on i965_dri.so.
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