| /* |
| This Software is provided under the Zope Public License (ZPL) Version 2.1. |
| |
| Copyright (c) 2009, 2010 by the mingw-w64 project |
| |
| See the AUTHORS file for the list of contributors to the mingw-w64 project. |
| |
| This license has been certified as open source. It has also been designated |
| as GPL compatible by the Free Software Foundation (FSF). |
| |
| Redistribution and use in source and binary forms, with or without |
| modification, are permitted provided that the following conditions are met: |
| |
| 1. Redistributions in source code must retain the accompanying copyright |
| notice, this list of conditions, and the following disclaimer. |
| 2. Redistributions in binary form must reproduce the accompanying |
| copyright notice, this list of conditions, and the following disclaimer |
| in the documentation and/or other materials provided with the |
| distribution. |
| 3. Names of the copyright holders must not be used to endorse or promote |
| products derived from this software without prior written permission |
| from the copyright holders. |
| 4. The right to distribute this software or to use it for any purpose does |
| not give you the right to use Servicemarks (sm) or Trademarks (tm) of |
| the copyright holders. Use of them is covered by separate agreement |
| with the copyright holders. |
| 5. If any files are modified, you must cause the modified files to carry |
| prominent notices stating that you changed the files and the date of |
| any change. |
| |
| Disclaimer |
| |
| THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY EXPRESSED |
| OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO |
| EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, |
| INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, |
| OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF |
| LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING |
| NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, |
| EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| __FLT_TYPE __complex__ __cdecl |
| __FLT_ABI(ccosh) (__FLT_TYPE __complex__ z) |
| { |
| __complex__ __FLT_TYPE ret; |
| __FLT_TYPE s_x, c_x; |
| int r_class = fpclassify (__real__ z); |
| int i_class = fpclassify (__imag__ z); |
| |
| if (r_class == FP_NAN) |
| { |
| __real__ ret = __FLT_NAN; |
| __imag__ ret = __imag__ z == __FLT_CST(0.0) ? __imag__ z : __FLT_NAN; |
| return ret; |
| } |
| |
| if (r_class == FP_INFINITE) |
| { |
| if (i_class == FP_ZERO) |
| { |
| __real__ ret = __FLT_HUGE_VAL; |
| __imag__ ret = __imag__ z * __FLT_ABI(copysign) (__FLT_CST(1.0), __real__ z); |
| return ret; |
| } |
| |
| if (i_class == FP_NAN || i_class == FP_INFINITE) |
| { |
| __real__ ret = __FLT_HUGE_VAL; |
| __imag__ ret = __FLT_NAN + __FLT_NAN; |
| return ret; |
| } |
| |
| __FLT_ABI(sincos) (__imag__ z, &s_x, &c_x); |
| |
| __real__ ret = __FLT_ABI(copysign) (__FLT_HUGE_VAL, c_x); |
| __imag__ ret = (__FLT_ABI(copysign) (__FLT_HUGE_VAL, s_x) * __FLT_ABI(copysign) (__FLT_CST(1.0), __real__ z)); |
| return ret; |
| } |
| |
| if (i_class == FP_NAN || i_class == FP_INFINITE) |
| { |
| __imag__ ret = __real__ z == __FLT_CST(0.0) ? __FLT_CST(0.0) : __FLT_NAN; |
| __real__ ret = __FLT_NAN + __FLT_NAN; |
| return ret; |
| } |
| |
| __FLT_ABI(sincos) (__imag__ z, &s_x, &c_x); |
| |
| __real__ ret = __FLT_ABI(cosh) (__real__ z) * c_x; |
| __imag__ ret = __FLT_ABI(sinh) (__real__ z) * s_x; |
| return ret; |
| } |