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siliconforks |
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 4 -*- |
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* |
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* ***** BEGIN LICENSE BLOCK ***** |
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* Version: MPL 1.1/GPL 2.0/LGPL 2.1 |
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* |
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* The contents of this file are subject to the Mozilla Public License Version |
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* 1.1 (the "License"); you may not use this file except in compliance with |
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* the License. You may obtain a copy of the License at |
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* http://www.mozilla.org/MPL/ |
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* |
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* Software distributed under the License is distributed on an "AS IS" basis, |
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* WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License |
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* for the specific language governing rights and limitations under the |
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* License. |
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* |
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* The Original Code is Mozilla Communicator client code, released |
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* March 31, 1998. |
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* |
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* The Initial Developer of the Original Code is |
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* Sun Microsystems, Inc. |
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* Portions created by the Initial Developer are Copyright (C) 1998 |
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* the Initial Developer. All Rights Reserved. |
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* |
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* Contributor(s): |
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* |
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* Alternatively, the contents of this file may be used under the terms of |
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* either of the GNU General Public License Version 2 or later (the "GPL"), |
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* or the GNU Lesser General Public License Version 2.1 or later (the "LGPL"), |
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* in which case the provisions of the GPL or the LGPL are applicable instead |
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* of those above. If you wish to allow use of your version of this file only |
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* under the terms of either the GPL or the LGPL, and not to allow others to |
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* use your version of this file under the terms of the MPL, indicate your |
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* decision by deleting the provisions above and replace them with the notice |
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* and other provisions required by the GPL or the LGPL. If you do not delete |
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* the provisions above, a recipient may use your version of this file under |
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* the terms of any one of the MPL, the GPL or the LGPL. |
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* |
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* ***** END LICENSE BLOCK ***** */ |
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/* @(#)fdlibm.h 1.5 95/01/18 */ |
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/* |
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* ==================================================== |
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* Copyright (C) 1993 by Sun Microsystems, Inc. All rights reserved. |
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* |
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* Developed at SunSoft, a Sun Microsystems, Inc. business. |
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* Permission to use, copy, modify, and distribute this |
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* software is freely granted, provided that this notice |
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* is preserved. |
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* ==================================================== |
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*/ |
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#ifdef OSSP |
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/* select functionality */ |
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#define _IEEE_LIBM |
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/* avoid namespace pollution */ |
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#define __ieee754_acos js___ieee754_acos |
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#define __ieee754_acosh js___ieee754_acosh |
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#define __ieee754_asin js___ieee754_asin |
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#define __ieee754_atan2 js___ieee754_atan2 |
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#define __ieee754_atanh js___ieee754_atanh |
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#define __ieee754_cosh js___ieee754_cosh |
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#define __ieee754_exp js___ieee754_exp |
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#define __ieee754_fmod js___ieee754_fmod |
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#define __ieee754_gamma js___ieee754_gamma |
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#define __ieee754_gamma_r js___ieee754_gamma_r |
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#define __ieee754_hypot js___ieee754_hypot |
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#define __ieee754_j0 js___ieee754_j0 |
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#define __ieee754_j1 js___ieee754_j1 |
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#define __ieee754_jn js___ieee754_jn |
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#define __ieee754_lgamma js___ieee754_lgamma |
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#define __ieee754_lgamma_r js___ieee754_lgamma_r |
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#define __ieee754_log js___ieee754_log |
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#define __ieee754_log10 js___ieee754_log10 |
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#define __ieee754_pow js___ieee754_pow |
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#define __ieee754_rem_pio2 js___ieee754_rem_pio2 |
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#define __ieee754_remainder js___ieee754_remainder |
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#define __ieee754_scalb js___ieee754_scalb |
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#define __ieee754_sinh js___ieee754_sinh |
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#define __ieee754_sqrt js___ieee754_sqrt |
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#define __ieee754_y0 js___ieee754_y0 |
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#define __ieee754_y1 js___ieee754_y1 |
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#define __ieee754_yn js___ieee754_yn |
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#define __kernel_cos js___kernel_cos |
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#define __kernel_rem_pio2 js___kernel_rem_pio2 |
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#define __kernel_sin js___kernel_sin |
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#define __kernel_standard js___kernel_standard |
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#define __kernel_tan js___kernel_tan |
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#define fd_acos js_fd_acos |
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#define fd_acosh js_fd_acosh |
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#define fd_asin js_fd_asin |
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#define fd_asinh js_fd_asinh |
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#define fd_atan js_fd_atan |
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#define fd_atan2 js_fd_atan2 |
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#define fd_atanh js_fd_atanh |
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#define fd_cbrt js_fd_cbrt |
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#define fd_ceil js_fd_ceil |
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#define fd_copysign js_fd_copysign |
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#define fd_cos js_fd_cos |
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#define fd_cosh js_fd_cosh |
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#define fd_erf js_fd_erf |
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#define fd_erfc js_fd_erfc |
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#define fd_exp js_fd_exp |
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#define fd_expm1 js_fd_expm1 |
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#define fd_fabs js_fd_fabs |
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#define fd_finite js_fd_finite |
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#define fd_floor js_fd_floor |
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#define fd_fmod js_fd_fmod |
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#define fd_frexp js_fd_frexp |
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#define fd_gamma js_fd_gamma |
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#define fd_hypot js_fd_hypot |
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#define fd_ilogb js_fd_ilogb |
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#define fd_isnan js_fd_isnan |
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#define fd_j0 js_fd_j0 |
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#define fd_j1 js_fd_j1 |
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#define fd_jn js_fd_jn |
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#define fd_ldexp js_fd_ldexp |
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#define fd_lgamma js_fd_lgamma |
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#define fd_log js_fd_log |
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#define fd_log10 js_fd_log10 |
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#define fd_log1p js_fd_log1p |
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#define fd_logb js_fd_logb |
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#define fd_matherr js_fd_matherr |
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#define fd_modf js_fd_modf |
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#define fd_nextafter js_fd_nextafter |
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#define fd_pow js_fd_pow |
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#define fd_remainder js_fd_remainder |
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#define fd_rint js_fd_rint |
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#define fd_scalb js_fd_scalb |
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#define fd_scalbn js_fd_scalbn |
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#define fd_sin js_fd_sin |
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#define fd_sinh js_fd_sinh |
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#define fd_sqrt js_fd_sqrt |
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#define fd_tan js_fd_tan |
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#define fd_tanh js_fd_tanh |
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#define fd_y0 js_fd_y0 |
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#define fd_y1 js_fd_y1 |
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#define fd_yn js_fd_yn |
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#define gamma_r js_gamma_r |
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#define lgamma_r js_lgamma_r |
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#define significand js_significand |
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#endif |
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/* Modified defines start here.. */ |
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#undef __LITTLE_ENDIAN |
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#ifdef _WIN32 |
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#define huge myhuge |
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#define __LITTLE_ENDIAN |
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#endif |
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#ifdef XP_OS2 |
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#define __LITTLE_ENDIAN |
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#endif |
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#if defined(linux) && (defined(__i386__) || defined(__x86_64__) || defined(__ia64)) |
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#define __LITTLE_ENDIAN |
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#endif |
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/* End here. The rest is the standard file. */ |
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#ifdef SOLARIS /* special setup for Sun test regime */ |
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#if defined(i386) || defined(i486) || \ |
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defined(intel) || defined(x86) || defined(i86pc) |
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#define __LITTLE_ENDIAN |
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#endif |
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#endif |
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typedef union { |
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#ifdef __LITTLE_ENDIAN |
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struct { int lo, hi; } ints; |
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#else |
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struct { int hi, lo; } ints; |
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#endif |
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double d; |
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} fd_twoints; |
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#define __HI(x) x.ints.hi |
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#define __LO(x) x.ints.lo |
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#undef __P |
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#ifdef __STDC__ |
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#define __P(p) p |
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#else |
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#define __P(p) () |
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#endif |
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/* |
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* ANSI/POSIX |
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*/ |
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extern int signgam; |
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#define MAXFLOAT ((float)3.40282346638528860e+38) |
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enum fdversion {fdlibm_ieee = -1, fdlibm_svid, fdlibm_xopen, fdlibm_posix}; |
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#define _LIB_VERSION_TYPE enum fdversion |
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#define _LIB_VERSION _fdlib_version |
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/* if global variable _LIB_VERSION is not desirable, one may |
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* change the following to be a constant by: |
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* #define _LIB_VERSION_TYPE const enum version |
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* In that case, after one initializes the value _LIB_VERSION (see |
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* s_lib_version.c) during compile time, it cannot be modified |
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* in the middle of a program |
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*/ |
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extern _LIB_VERSION_TYPE _LIB_VERSION; |
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#define _IEEE_ fdlibm_ieee |
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#define _SVID_ fdlibm_svid |
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#define _XOPEN_ fdlibm_xopen |
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#define _POSIX_ fdlibm_posix |
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struct exception { |
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int type; |
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char *name; |
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double arg1; |
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double arg2; |
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double retval; |
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}; |
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#define HUGE MAXFLOAT |
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/* |
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* set X_TLOSS = pi*2**52, which is possibly defined in <values.h> |
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* (one may replace the following line by "#include <values.h>") |
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*/ |
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#define X_TLOSS 1.41484755040568800000e+16 |
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#define DOMAIN 1 |
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#define SING 2 |
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#define OVERFLOW 3 |
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#define UNDERFLOW 4 |
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#define TLOSS 5 |
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#define PLOSS 6 |
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/* |
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* ANSI/POSIX |
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*/ |
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extern double fd_acos __P((double)); |
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extern double fd_asin __P((double)); |
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extern double fd_atan __P((double)); |
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extern double fd_atan2 __P((double, double)); |
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extern double fd_cos __P((double)); |
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extern double fd_sin __P((double)); |
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extern double fd_tan __P((double)); |
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extern double fd_cosh __P((double)); |
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extern double fd_sinh __P((double)); |
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extern double fd_tanh __P((double)); |
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extern double fd_exp __P((double)); |
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extern double fd_frexp __P((double, int *)); |
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extern double fd_ldexp __P((double, int)); |
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extern double fd_log __P((double)); |
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extern double fd_log10 __P((double)); |
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extern double fd_modf __P((double, double *)); |
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extern double fd_pow __P((double, double)); |
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extern double fd_sqrt __P((double)); |
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extern double fd_ceil __P((double)); |
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extern double fd_fabs __P((double)); |
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extern double fd_floor __P((double)); |
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extern double fd_fmod __P((double, double)); |
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extern double fd_erf __P((double)); |
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extern double fd_erfc __P((double)); |
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extern double fd_gamma __P((double)); |
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extern double fd_hypot __P((double, double)); |
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extern int fd_isnan __P((double)); |
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extern int fd_finite __P((double)); |
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extern double fd_j0 __P((double)); |
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extern double fd_j1 __P((double)); |
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extern double fd_jn __P((int, double)); |
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extern double fd_lgamma __P((double)); |
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extern double fd_y0 __P((double)); |
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extern double fd_y1 __P((double)); |
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extern double fd_yn __P((int, double)); |
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extern double fd_acosh __P((double)); |
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extern double fd_asinh __P((double)); |
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extern double fd_atanh __P((double)); |
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extern double fd_cbrt __P((double)); |
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extern double fd_logb __P((double)); |
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extern double fd_nextafter __P((double, double)); |
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extern double fd_remainder __P((double, double)); |
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#ifdef _SCALB_INT |
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extern double fd_scalb __P((double, int)); |
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#else |
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extern double fd_scalb __P((double, double)); |
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#endif |
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extern int fd_matherr __P((struct exception *)); |
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/* |
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* IEEE Test Vector |
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*/ |
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extern double significand __P((double)); |
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/* |
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* Functions callable from C, intended to support IEEE arithmetic. |
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*/ |
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extern double fd_copysign __P((double, double)); |
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extern int fd_ilogb __P((double)); |
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extern double fd_rint __P((double)); |
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extern double fd_scalbn __P((double, int)); |
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/* |
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* BSD math library entry points |
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*/ |
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extern double fd_expm1 __P((double)); |
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extern double fd_log1p __P((double)); |
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/* |
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* Reentrant version of gamma & lgamma; passes signgam back by reference |
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* as the second argument; user must allocate space for signgam. |
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*/ |
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#ifdef _REENTRANT |
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extern double gamma_r __P((double, int *)); |
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extern double lgamma_r __P((double, int *)); |
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#endif /* _REENTRANT */ |
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/* ieee style elementary functions */ |
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extern double __ieee754_sqrt __P((double)); |
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extern double __ieee754_acos __P((double)); |
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extern double __ieee754_acosh __P((double)); |
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extern double __ieee754_log __P((double)); |
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extern double __ieee754_atanh __P((double)); |
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extern double __ieee754_asin __P((double)); |
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extern double __ieee754_atan2 __P((double,double)); |
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extern double __ieee754_exp __P((double)); |
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extern double __ieee754_cosh __P((double)); |
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extern double __ieee754_fmod __P((double,double)); |
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extern double __ieee754_pow __P((double,double)); |
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extern double __ieee754_lgamma_r __P((double,int *)); |
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extern double __ieee754_gamma_r __P((double,int *)); |
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extern double __ieee754_lgamma __P((double)); |
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extern double __ieee754_gamma __P((double)); |
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extern double __ieee754_log10 __P((double)); |
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extern double __ieee754_sinh __P((double)); |
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extern double __ieee754_hypot __P((double,double)); |
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extern double __ieee754_j0 __P((double)); |
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extern double __ieee754_j1 __P((double)); |
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extern double __ieee754_y0 __P((double)); |
| 348 |
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extern double __ieee754_y1 __P((double)); |
| 349 |
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extern double __ieee754_jn __P((int,double)); |
| 350 |
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extern double __ieee754_yn __P((int,double)); |
| 351 |
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extern double __ieee754_remainder __P((double,double)); |
| 352 |
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extern int __ieee754_rem_pio2 __P((double,double*)); |
| 353 |
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#ifdef _SCALB_INT |
| 354 |
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extern double __ieee754_scalb __P((double,int)); |
| 355 |
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#else |
| 356 |
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extern double __ieee754_scalb __P((double,double)); |
| 357 |
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#endif |
| 358 |
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| 359 |
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/* fdlibm kernel function */ |
| 360 |
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extern double __kernel_standard __P((double,double,int,int*)); |
| 361 |
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extern double __kernel_sin __P((double,double,int)); |
| 362 |
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extern double __kernel_cos __P((double,double)); |
| 363 |
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extern double __kernel_tan __P((double,double,int)); |
| 364 |
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extern int __kernel_rem_pio2 __P((double*,double*,int,int,int,const int*)); |
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