1 /* wf_cosh.c -- float version of w_cosh.c.
2 * Conversion to float by Ian Lance Taylor, Cygnus Support, ian@cygnus.com.
6 * ====================================================
7 * Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved.
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
13 * ====================================================
24 float coshf(float x) /* wrapper coshf */
26 float coshf(x) /* wrapper coshf */
31 return __ieee754_coshf(x);
35 z = __ieee754_coshf(x);
36 if(_LIB_VERSION == _IEEE_ || isnanf(x)) return z;
37 if(fabsf(x)>(float)8.9415985107e+01) {
38 /* coshf(finite) overflow */
43 SET_HIGH_WORD(inf,0x7ff00000); /* set inf to infinite */
48 exc.arg1 = exc.arg2 = (double)x;
49 if (_LIB_VERSION == _SVID_)
52 exc.retval = HUGE_VAL;
53 if (_LIB_VERSION == _POSIX_)
55 else if (!matherr(&exc)) {
60 return (float)exc.retval;
66 #ifdef _DOUBLE_IS_32BITS
75 return (double) coshf((float) x);
78 #endif /* defined(_DOUBLE_IS_32BITS) */