[Beignet] [PATCH] add built-in function "isordered", "isunordered"

[Zhigang Gong]

LGTM, pushed, thanks.

On Mon, Jul 29, 2013 at 10:25:18AM +0800, Homer Hsing wrote:
> 
> Signed-off-by: Homer Hsing <homer.xing at intel.com>
> ---
>  backend/src/ocl_stdlib.tmpl.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/backend/src/ocl_stdlib.tmpl.h b/backend/src/ocl_stdlib.tmpl.h
> index 003eedc..0a3ebf6 100644
> --- a/backend/src/ocl_stdlib.tmpl.h
> +++ b/backend/src/ocl_stdlib.tmpl.h
> @@ -204,6 +204,8 @@ INLINE_OVERLOADABLE int isfinite(float x) { return __builtin_isfinite(x); }
>  INLINE_OVERLOADABLE int isinf(float x) { return __builtin_isinf(x); }
>  INLINE_OVERLOADABLE int isnan(float x) { return __builtin_isnan(x); }
>  INLINE_OVERLOADABLE int isnormal(float x) { return __builtin_isnormal(x); }
> +INLINE_OVERLOADABLE int isordered(float x, float y) { return isequal(x, x) && isequal(y, y); }
> +INLINE_OVERLOADABLE int isunordered(float x, float y) { return isnan(x) || isnan(y); }
>  INLINE_OVERLOADABLE int signbit(float x) { return __builtin_signbit(x); }
>  
>  #define DEC1(type) INLINE_OVERLOADABLE int any(type a) { return a<0; }
> -- 
> 1.8.1.2
> 
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