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Re: [PATCH 7/8] float128: Add private _Float128 declarations for libm.
On Wed, 9 Nov 2016, Gabriel F. T. Gomes wrote:
> +/* __builtin_isinf_sign is broken in GCC < 7 for float128. */
> +# include <ieee754_float128.h>
> +extern inline int __isinff128(_Float128 x)
> +{
> + int64_t hx,lx;
> + GET_FLOAT128_WORDS64 (hx,lx,x);
> + lx |= (hx & 0x7fffffffffffffffLL) ^ 0x7fff000000000000LL;
> + lx |= -lx;
> + return ~(lx >> 63) & (hx >> 62);
> +}
> +# endif
> +
> +extern inline _Float128 __copysignf128 (_Float128 x, _Float128 y)
> +{ return BUILTIN_COPYSIGNF128 (x, y); }
> +extern inline _Float128 fabsf128 (_Float128 x)
> +{ return BUILTIN_FABSF128 (x); }
> +#endif
New code should be formatted in GNU style.
--
Joseph S. Myers
joseph@codesourcery.com