From a334319f6530564d22e775935d9c91663623a1b4 Mon Sep 17 00:00:00 2001 From: Ulrich Drepper Date: Wed, 22 Dec 2004 20:10:10 +0000 Subject: (CFLAGS-tst-align.c): Add -mpreferred-stack-boundary=4. --- math/s_cacosh.c | 95 --------------------------------------------------------- 1 file changed, 95 deletions(-) delete mode 100644 math/s_cacosh.c (limited to 'math/s_cacosh.c') diff --git a/math/s_cacosh.c b/math/s_cacosh.c deleted file mode 100644 index ada7ca5..0000000 --- a/math/s_cacosh.c +++ /dev/null @@ -1,95 +0,0 @@ -/* Return arc hyperbole cosine for double value. - Copyright (C) 1997, 2006 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 -__cacosh (__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 = HUGE_VAL; - - if (rcls == FP_NAN) - __imag__ res = __nan (""); - else - __imag__ res = __copysign ((rcls == FP_INFINITE - ? (__real__ x < 0.0 - ? M_PI - M_PI_4 : M_PI_4) - : M_PI_2), __imag__ x); - } - else if (rcls == FP_INFINITE) - { - __real__ res = HUGE_VAL; - - if (icls >= FP_ZERO) - __imag__ res = __copysign (signbit (__real__ x) ? M_PI : 0.0, - __imag__ x); - else - __imag__ res = __nan (""); - } - else - { - __real__ res = __nan (""); - __imag__ res = __nan (""); - } - } - else if (rcls == FP_ZERO && icls == FP_ZERO) - { - __real__ res = 0.0; - __imag__ res = __copysign (M_PI_2, __imag__ 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); - - if (__real__ x < 0.0) - y = -y; - - __real__ y += __real__ x; - __imag__ y += __imag__ x; - - res = __clog (y); - - /* We have to use the positive branch. */ - if (__real__ res < 0.0) - res = -res; - } - - return res; -} -weak_alias (__cacosh, cacosh) -#ifdef NO_LONG_DOUBLE -strong_alias (__cacosh, __cacoshl) -weak_alias (__cacosh, cacoshl) -#endif -- cgit v1.1