glibc/sysdeps/ieee754/ldbl-128ibm/s_finitel.c
Richard Henderson 1ed0291c31 Use <> for math.h and math_private.h everywhere.
Entire tree edited via find | grep | sed.
2012-03-09 16:09:10 -08:00

46 lines
1.2 KiB
C

/* s_finitel.c -- long double version of s_finite.c.
* Conversion to IEEE quad long double by Jakub Jelinek, jj@ultra.linux.cz.
*/
/*
* ====================================================
* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
*
* Developed at SunPro, a Sun Microsystems, Inc. business.
* Permission to use, copy, modify, and distribute this
* software is freely granted, provided that this notice
* is preserved.
* ====================================================
*/
#if defined(LIBM_SCCS) && !defined(lint)
static char rcsid[] = "$NetBSD: $";
#endif
/*
* finitel(x) returns 1 is x is finite, else 0;
* no branching!
*/
#include <math.h>
#include <math_private.h>
#include <math_ldbl_opt.h>
int
___finitel (long double x)
{
int64_t hx;
GET_LDOUBLE_MSW64(hx,x);
return (int)((u_int64_t)((hx&0x7fffffffffffffffLL)
-0x7ff0000000000000LL)>>63);
}
hidden_ver (___finitel, __finitel)
weak_alias (___finitel, ____finitel)
#ifdef IS_IN_libm
long_double_symbol (libm, ____finitel, finitel);
long_double_symbol (libm, ___finitel, __finitel);
#else
long_double_symbol (libc, ____finitel, finitel);
long_double_symbol (libc, ___finitel, __finitel);
#endif