| isnan.c (135713) | isnan.c (242879) |
|---|---|
| 1/*- 2 * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * | 1/*- 2 * Copyright (c) 2004 David Schultz <das@FreeBSD.ORG> 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 9 unchanged lines hidden (view full) --- 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * |
| 26 * $FreeBSD: head/lib/libc/gen/isnan.c 135713 2004-09-24 06:33:22Z das $ | 26 * $FreeBSD: head/lib/libc/gen/isnan.c 242879 2012-11-10 21:22:10Z dim $ |
| 27 */ 28 29#include <math.h> 30 31#include "fpmath.h" 32 33/* 34 * XXX These routines belong in libm, but they must remain in libc for 35 * binary compat until we can bump libm's major version number. 36 */ 37 | 27 */ 28 29#include <math.h> 30 31#include "fpmath.h" 32 33/* 34 * XXX These routines belong in libm, but they must remain in libc for 35 * binary compat until we can bump libm's major version number. 36 */ 37 |
| 38#ifdef PIC |
|
| 38__weak_reference(__isnan, isnan); 39__weak_reference(__isnanf, isnanf); 40 41int 42__isnan(double d) 43{ 44 union IEEEd2bits u; 45 --- 4 unchanged lines hidden (view full) --- 50int 51__isnanf(float f) 52{ 53 union IEEEf2bits u; 54 55 u.f = f; 56 return (u.bits.exp == 255 && u.bits.man != 0); 57} | 39__weak_reference(__isnan, isnan); 40__weak_reference(__isnanf, isnanf); 41 42int 43__isnan(double d) 44{ 45 union IEEEd2bits u; 46 --- 4 unchanged lines hidden (view full) --- 51int 52__isnanf(float f) 53{ 54 union IEEEf2bits u; 55 56 u.f = f; 57 return (u.bits.exp == 255 && u.bits.man != 0); 58} |
| 59#endif /* PIC */ |
|