From 9d13fb2413921c713f83efe331e8e4d219c62c6b Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 14 Dec 2005 15:06:39 +0000 Subject: Moved to csu/errno-loc.c. --- sysdeps/generic/s_casinh.c | 84 ---------------------------------------------- 1 file changed, 84 deletions(-) delete mode 100644 sysdeps/generic/s_casinh.c (limited to 'sysdeps/generic/s_casinh.c') diff --git a/sysdeps/generic/s_casinh.c b/sysdeps/generic/s_casinh.c deleted file mode 100644 index a574add70e..0000000000 --- a/sysdeps/generic/s_casinh.c +++ /dev/null @@ -1,84 +0,0 @@ -/* Return arc hyperbole sine for double value. - Copyright (C) 1997 Free Software Foundation, Inc. - This file is part of the GNU C Library. - Contributed by Ulrich Drepper , 1997. - - The GNU C Library is free software; you can redistribute it and/or - modify it under the terms of the GNU Lesser General Public - License as published by the Free Software Foundation; either - version 2.1 of the License, or (at your option) any later version. - - The GNU C Library is distributed in the hope that it will be useful, - but WITHOUT ANY WARRANTY; without even the implied warranty of - MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - Lesser General Public License for more details. - - You should have received a copy of the GNU Lesser General Public - License along with the GNU C Library; if not, write to the Free - Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA - 02111-1307 USA. */ - -#include -#include - - -__complex__ double -__casinh (__complex__ double x) -{ - __complex__ double res; - int rcls = fpclassify (__real__ x); - int icls = fpclassify (__imag__ x); - - if (rcls <= FP_INFINITE || icls <= FP_INFINITE) - { - if (icls == FP_INFINITE) - { - __real__ res = __copysign (HUGE_VAL, __real__ x); - - if (rcls == FP_NAN) - __imag__ res = __nan (""); - else - __imag__ res = __copysign (rcls >= FP_ZERO ? M_PI_2 : M_PI_4, - __imag__ x); - } - else if (rcls <= FP_INFINITE) - { - __real__ res = __real__ x; - if ((rcls == FP_INFINITE && icls >= FP_ZERO) - || (rcls == FP_NAN && icls == FP_ZERO)) - __imag__ res = __copysign (0.0, __imag__ x); - else - __imag__ res = __nan (""); - } - else - { - __real__ res = __nan (""); - __imag__ res = __nan (""); - } - } - else if (rcls == FP_ZERO && icls == FP_ZERO) - { - res = x; - } - else - { - __complex__ double y; - - __real__ y = (__real__ x - __imag__ x) * (__real__ x + __imag__ x) + 1.0; - __imag__ y = 2.0 * __real__ x * __imag__ x; - - y = __csqrt (y); - - __real__ y += __real__ x; - __imag__ y += __imag__ x; - - res = __clog (y); - } - - return res; -} -weak_alias (__casinh, casinh) -#ifdef NO_LONG_DOUBLE -strong_alias (__casinh, __casinhl) -weak_alias (__casinh, casinhl) -#endif -- cgit 1.4.1