diff options
Diffstat (limited to 'lib/libc/arch/arm/gen/fabs.c')
-rw-r--r-- | lib/libc/arch/arm/gen/fabs.c | 35 |
1 files changed, 35 insertions, 0 deletions
diff --git a/lib/libc/arch/arm/gen/fabs.c b/lib/libc/arch/arm/gen/fabs.c new file mode 100644 index 00000000000..18c7b45b4c2 --- /dev/null +++ b/lib/libc/arch/arm/gen/fabs.c @@ -0,0 +1,35 @@ +/* $OpenBSD: fabs.c,v 1.7 2011/07/08 22:28:33 martynas Exp $ */ +/* + * Copyright (c) 2008 Martynas Venckus <martynas@openbsd.org> + * + * Permission to use, copy, modify, and distribute this software for any + * purpose with or without fee is hereby granted, provided that the above + * copyright notice and this permission notice appear in all copies. + * + * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES + * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF + * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR + * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES + * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN + * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF + * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. + */ + +#include <sys/cdefs.h> +#include <sys/types.h> +#include <machine/ieee.h> + +/* + * fabs(d) returns the absolute value of d. + */ +double +fabs(double d) +{ + struct ieee_double *p = (struct ieee_double *)&d; + + p->dbl_sign = 0; + + return(d); +} + +__weak_alias(fabsl, fabs); |