Head

GCC Code Coverage Report

Directory:	./		Exec	Total	Coverage
File:	lib/libc/arch/amd64/gen/fpclassifyl.c	Lines:	0	10	0.0 %
Date:	2017-11-07	Branches:	0	12	0.0 %


/*	$OpenBSD: fpclassifyl.c,v 1.2 2015/10/27 05:54:49 guenther 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/types.h>
#include <machine/ieee.h>
#include <math.h>

int
__fpclassifyl(long double e)
{
	struct ieee_ext *p = (struct ieee_ext *)&e;

	if (p->ext_exp == 0) {
		if (p->ext_frach == 0 && p->ext_fracl == 0)
			return FP_ZERO;
		else
			return FP_SUBNORMAL;
	}

	p->ext_frach &= ~0x80000000;	/* clear normalization bit */

	if (p->ext_exp == EXT_EXP_INFNAN) {
		if (p->ext_frach == 0 && p->ext_fracl == 0)
			return FP_INFINITE;
		else
			return FP_NAN;
	}

	return FP_NORMAL;
}
DEF_STRONG(__fpclassifyl);


Generated by: GCOVR (Version 3.3)

Line	Branch	Exec	Source
1			/* $OpenBSD: fpclassifyl.c,v 1.2 2015/10/27 05:54:49 guenther Exp $ */
2			/*
3			* Copyright (c) 2008 Martynas Venckus <martynas@openbsd.org>
4			*
5			* Permission to use, copy, modify, and distribute this software for any
6			* purpose with or without fee is hereby granted, provided that the above
7			* copyright notice and this permission notice appear in all copies.
8			*
9			* THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
10			* WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
11			* MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
12			* ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
13			* WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
14			* ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
15			* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
16			*/
17
18			#include <sys/types.h>
19			#include <machine/ieee.h>
20			#include <math.h>
21
22			int
23			__fpclassifyl(long double e)
24			{
25			struct ieee_ext p = (struct ieee_ext )&e;
26
27			if (p->ext_exp == 0) {
28			if (p->ext_frach == 0 && p->ext_fracl == 0)
29			return FP_ZERO;
30			else
31			return FP_SUBNORMAL;
32			}
33
34			p->ext_frach &= ~0x80000000; /* clear normalization bit */
35
36			if (p->ext_exp == EXT_EXP_INFNAN) {
37			if (p->ext_frach == 0 && p->ext_fracl == 0)
38			return FP_INFINITE;
39			else
40			return FP_NAN;
41			}
42
43			return FP_NORMAL;
44			}
45			DEF_STRONG(__fpclassifyl);