1/* s_tanhf.c -- float version of s_tanh.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3 */
4
5/*
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8 *
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
12 * is preserved.
13 * ====================================================
14 */
15
16#include <sys/cdefs.h>
| 1/* s_tanhf.c -- float version of s_tanh.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
3 */
4
5/*
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
8 *
9 * Developed at SunPro, a Sun Microsystems, Inc. business.
10 * Permission to use, copy, modify, and distribute this
11 * software is freely granted, provided that this notice
12 * is preserved.
13 * ====================================================
14 */
15
16#include <sys/cdefs.h>
|
17__FBSDID("$FreeBSD: head/lib/msun/src/s_tanhf.c 176451 2008-02-22 02:30:36Z das $");
| 17__FBSDID("$FreeBSD: head/lib/msun/src/s_tanhf.c 270845 2014-08-30 17:14:47Z kargl $");
|
18
19#include "math.h"
20#include "math_private.h"
21
| 18
19#include "math.h"
20#include "math_private.h"
21
|
22static const float one=1.0, two=2.0, tiny = 1.0e-30, huge = 1.0e30;
| 22static volatile const float tiny = 1.0e-30;
23static const float one=1.0, two=2.0, huge = 1.0e30;
24
|
23float
24tanhf(float x)
25{
26 float t,z;
27 int32_t jx,ix;
28
29 GET_FLOAT_WORD(jx,x);
30 ix = jx&0x7fffffff;
--- 25 unchanged lines hidden --- | 25float
26tanhf(float x)
27{
28 float t,z;
29 int32_t jx,ix;
30
31 GET_FLOAT_WORD(jx,x);
32 ix = jx&0x7fffffff;
--- 25 unchanged lines hidden --- |