1 /* 2 This Software is provided under the Zope Public License (ZPL) Version 2.1. 3 4 Copyright (c) 2009, 2010 by the mingw-w64 project 5 6 See the AUTHORS file for the list of contributors to the mingw-w64 project. 7 8 This license has been certified as open source. It has also been designated 9 as GPL compatible by the Free Software Foundation (FSF). 10 11 Redistribution and use in source and binary forms, with or without 12 modification, are permitted provided that the following conditions are met: 13 14 1. Redistributions in source code must retain the accompanying copyright 15 notice, this list of conditions, and the following disclaimer. 16 2. Redistributions in binary form must reproduce the accompanying 17 copyright notice, this list of conditions, and the following disclaimer 18 in the documentation and/or other materials provided with the 19 distribution. 20 3. Names of the copyright holders must not be used to endorse or promote 21 products derived from this software without prior written permission 22 from the copyright holders. 23 4. The right to distribute this software or to use it for any purpose does 24 not give you the right to use Servicemarks (sm) or Trademarks (tm) of 25 the copyright holders. Use of them is covered by separate agreement 26 with the copyright holders. 27 5. If any files are modified, you must cause the modified files to carry 28 prominent notices stating that you changed the files and the date of 29 any change. 30 31 Disclaimer 32 33 THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS ``AS IS'' AND ANY EXPRESSED 34 OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 35 OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO 36 EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY DIRECT, INDIRECT, 37 INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 38 LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, 39 OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF 40 LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING 41 NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, 42 EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 43 */ 44 45 #include <math.h> 46 #include <complex.h> 47 48 /* Define some PI constants for long double, as they are not defined in math.h */ 49 #ifndef M_PI_4l 50 #define M_PI_4l 0.7853981633974483096156608458198757L 51 #define M_PI_2l 1.5707963267948966192313216916397514L 52 #define M_PIl 3.1415926535897932384626433832795029L 53 #endif 54 55 /* NAN builtins for gcc, as they are not part of math.h */ 56 #ifndef NANF 57 #define NANF __builtin_nanf ("") 58 #endif 59 #ifndef NANL 60 #define NANL __builtin_nanl ("") 61 #endif 62 63 /* Some more helpers. */ 64 #define M_PI_3_4 (M_PI - M_PI_4) 65 #define M_PI_3_4l (M_PIl - M_PI_4l) 66 67 #if defined(_NEW_COMPLEX_FLOAT) 68 # define __FLT_TYPE float 69 # define __FLT_ABI(N) N##f 70 # define __FLT_CST(N) N##F 71 # define __FLT_EPSILON __FLT_EPSILON__ 72 # define __FLT_NAN NANF 73 # define __FLT_HUGE_VAL HUGE_VALF 74 # define __FLT_PI M_PI 75 # define __FLT_PI_2 M_PI_2 76 # define __FLT_PI_4 M_PI_4 77 # define __FLT_PI_3_4 M_PI_3_4 78 # define __FLT_MAXLOG 88.72283905206835F 79 # define __FLT_MINLOG -103.278929903431851103F 80 # define __FLT_LOGE2 0.693147180559945309F 81 # define __FLT_LOG10E 0.434294481903251828F 82 # define __FLT_REPORT(NAME) NAME "f" 83 #elif defined(_NEW_COMPLEX_DOUBLE) 84 # define __FLT_TYPE double 85 # define __FLT_ABI(N) N 86 # define __FLT_EPSILON __DBL_EPSILON__ 87 # define __FLT_CST(N) N 88 # define __FLT_NAN NAN 89 # define __FLT_HUGE_VAL HUGE_VAL 90 # define __FLT_PI M_PI 91 # define __FLT_PI_2 M_PI_2 92 # define __FLT_PI_4 M_PI_4 93 # define __FLT_PI_3_4 M_PI_3_4 94 # define __FLT_MAXLOG 7.09782712893383996843E2 95 # define __FLT_MINLOG -7.45133219101941108420E2 96 # define __FLT_LOGE2 6.93147180559945309417E-1 97 # define __FLT_LOG10E 4.34294481903251827651E-1 98 # define __FLT_REPORT(NAME) NAME 99 #elif defined(_NEW_COMPLEX_LDOUBLE) 100 # define __FLT_TYPE long double 101 # define __FLT_ABI(N) N##l 102 # define __FLT_CST(N) N##L 103 # define __FLT_EPSILON __LDBL_EPSILON__ 104 # define __FLT_NAN NANL 105 # define __FLT_HUGE_VAL HUGE_VALL 106 # define __FLT_PI M_PIl 107 # define __FLT_PI_2 M_PI_2l 108 # define __FLT_PI_4 M_PI_4l 109 # define __FLT_PI_3_4 M_PI_3_4l 110 # define __FLT_MAXLOG 1.1356523406294143949492E4L 111 # define __FLT_MINLOG -1.1355137111933024058873E4L 112 # define __FLT_LOGE2 6.9314718055994530941723E-1L 113 # define __FLT_LOG10E 4.3429448190325182765113E-1L 114 # define __FLT_REPORT(NAME) NAME "l" 115 #else 116 # error "Unknown complex number type" 117 #endif 118 119 #define __FLT_RPT_DOMAIN(NAME, ARG1, ARG2, RSLT) \ 120 errno = EDOM, \ 121 __mingw_raise_matherr (_DOMAIN, __FLT_REPORT(NAME), (double) (ARG1), \ 122 (double) (ARG2), (double) (RSLT)) 123 #define __FLT_RPT_ERANGE(NAME, ARG1, ARG2, RSLT, OVL) \ 124 errno = ERANGE, \ 125 __mingw_raise_matherr (((OVL) ? _OVERFLOW : _UNDERFLOW), \ 126 __FLT_REPORT(NAME), (double) (ARG1), \ 127 (double) (ARG2), (double) (RSLT)) 128 129