| Quellcodebibliothek Statistik Leitseite products/Sources/formale Sprachen/JAVA/Openjdk/src/java.base/share/native/libfdlibm/ (Sun/Oracle ©) Datei vom 13.11.2022 mit Größe 5 kB |
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Quelle fdlibm.h Sprache: C |
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/*
* Copyright (c) 1998, 2019, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code 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 General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #ifdef _ALLBSD_SOURCE #include <machine/endian.h> #elif defined(__linux__) #define __USE_BSD 1 #include <endian.h> #endif #include "jfdlibm.h" #ifdef __NEWVALID /* special setup for Sun test regime */ #if defined(i386) || defined(i486) || \ defined(intel) || defined(x86) || defined(arm) || \ defined(i86pc) || defined(ia64) #define _LITTLE_ENDIAN #endif #endif #ifdef _LITTLE_ENDIAN #define __HI(x) *(1+(int*)&x) #define __LO(x) *(int*)&x #define __HIp(x) *(1+(int*)x) #define __LOp(x) *(int*)x #else #define __HI(x) *(int*)&x #define __LO(x) *(1+(int*)&x) #define __HIp(x) *(int*)x #define __LOp(x) *(1+(int*)x) #endif #ifndef __P #ifdef __STDC__ #define __P(p) p #else #define __P(p) () #endif #endif /* * ANSI/POSIX */ extern int signgam; #define MAXFLOAT ((float)3.40282346638528860e+38) enum fdversion {fdlibm_ieee = -1, fdlibm_svid, fdlibm_xopen, fdlibm_posix}; #define _LIB_VERSION_TYPE enum fdversion #define _LIB_VERSION _fdlib_version /* if global variable _LIB_VERSION is not desirable, one may * change the following to be a constant by: * #define _LIB_VERSION_TYPE const enum version * In that case, after one initializes the value _LIB_VERSION (see * s_lib_version.c) during compile time, it cannot be modified * in the middle of a program */ extern _LIB_VERSION_TYPE _LIB_VERSION; #define _IEEE_ fdlibm_ieee #define _SVID_ fdlibm_svid #define _XOPEN_ fdlibm_xopen #define _POSIX_ fdlibm_posix struct exception { int type; char *name; double arg1; double arg2; double retval; }; #define HUGE MAXFLOAT /* * set X_TLOSS = pi*2**52, which is possibly defined in <values.h> * (one may replace the following line by "#include <values.h>") */ #define X_TLOSS 1.41484755040568800000e+16 #define DOMAIN 1 #define SING 2 #define OVERFLOW 3 #define UNDERFLOW 4 #define TLOSS 5 #define PLOSS 6 /* * ANSI/POSIX */ extern double acos __P((double)); extern double asin __P((double)); extern double atan __P((double)); extern double atan2 __P((double, double)); extern double cos __P((double)); extern double sin __P((double)); extern double tan __P((double)); extern double cosh __P((double)); extern double sinh __P((double)); extern double tanh __P((double)); extern double exp __P((double)); extern double frexp __P((double, int *)); extern double ldexp __P((double, int)); extern double log __P((double)); extern double log10 __P((double)); extern double modf __P((double, double *)); extern double sqrt __P((double)); extern double ceil __P((double)); extern double fabs __P((double)); extern double floor __P((double)); extern double fmod __P((double, double)); extern double hypot __P((double, double)); extern int isnan __P((double)); extern int finite __P((double)); extern double atanh __P((double)); extern double cbrt __P((double)); extern double logb __P((double)); extern double nextafter __P((double, double)); extern double remainder __P((double, double)); #ifdef _SCALB_INT extern double scalb __P((double, int)); #else extern double scalb __P((double, double)); #endif extern int matherr __P((struct exception *)); /* * IEEE Test Vector */ extern double significand __P((double)); /* * Functions callable from C, intended to support IEEE arithmetic. */ extern double copysign __P((double, double)); extern int ilogb __P((double)); extern double rint __P((double)); extern double scalbn __P((double, int)); /* * BSD math library entry points */ extern double expm1 __P((double)); extern double log1p __P((double)); /* ieee style elementary functions */ extern double __ieee754_sqrt __P((double)); extern double __ieee754_acos __P((double)); extern double __ieee754_log __P((double)); extern double __ieee754_atanh __P((double)); extern double __ieee754_asin __P((double)); extern double __ieee754_atan2 __P((double,double)); extern double __ieee754_exp __P((double)); extern double __ieee754_cosh __P((double)); extern double __ieee754_fmod __P((double,double)); extern double __ieee754_log10 __P((double)); extern double __ieee754_sinh __P((double)); extern double __ieee754_hypot __P((double,double)); extern double __ieee754_remainder __P((double,double)); extern int __ieee754_rem_pio2 __P((double,double*)); #ifdef _SCALB_INT extern double __ieee754_scalb __P((double,int)); #else extern double __ieee754_scalb __P((double,double)); #endif /* fdlibm kernel function */ extern double __kernel_standard __P((double,double,int)); extern double __kernel_sin __P((double,double,int)); extern double __kernel_cos __P((double,double)); extern double __kernel_tan __P((double,double,int)); extern int __kernel_rem_pio2 __P((double*,double*,int,int,int,const int*)); ¤ Dauer der Verarbeitung: 0.14 Sekunden (vorverarbeitet) ¤*© Formatika GbR, Deutschland |
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2026-03-28