libjava/classpath/native/jni/java-lang/java_lang_VMMath.c

   1 /* VMMath.c - java.lang.VMMath native functions
   2    Copyright (C) 1998, 1999, 2004, 2006 Free Software Foundation, Inc.
   3
   4 This file is part of GNU Classpath.
   5
   6 GNU Classpath is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 2, or (at your option)
   9 any later version.
  10
  11 GNU Classpath is distributed in the hope that it will be useful, but
  12 WITHOUT ANY WARRANTY; without even the implied warranty of
  13 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14 General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GNU Classpath; see the file COPYING.  If not, write to the
  18 Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  19 02110-1301 USA.
  20
  21 Linking this library statically or dynamically with other modules is
  22 making a combined work based on this library.  Thus, the terms and
  23 conditions of the GNU General Public License cover the whole
  24 combination.
  25
  26 As a special exception, the copyright holders of this library give you
  27 permission to link this library with independent modules to produce an
  28 executable, regardless of the license terms of these independent
  29 modules, and to copy and distribute the resulting executable under
  30 terms of your choice, provided that you also meet, for each linked
  31 independent module, the terms and conditions of the license of that
  32 module.  An independent module is a module which is not derived from
  33 or based on this library.  If you modify this library, you may extend
  34 this exception to your version of the library, but you are not
  35 obligated to do so.  If you do not wish to do so, delete this
  36 exception statement from your version. */
  37
  38
  39 #include <config.h>
  40 #include <java_lang_VMMath.h>
  41 #include <fdlibm.h>
  42
  43 JNIEXPORT jdouble JNICALL
  44 Java_java_lang_VMMath_sin
  45   (JNIEnv * env __attribute__ ((__unused__)),
  46    jclass cls __attribute__ ((__unused__)), jdouble x)
  47 {
  48   return sin (x);
  49 }
  50
  51 JNIEXPORT jdouble JNICALL
  52 Java_java_lang_VMMath_cos
  53   (JNIEnv * env __attribute__ ((__unused__)),
  54    jclass cls __attribute__ ((__unused__)), jdouble x)
  55 {
  56   return cos (x);
  57 }
  58
  59 JNIEXPORT jdouble JNICALL
  60 Java_java_lang_VMMath_tan
  61   (JNIEnv * env __attribute__ ((__unused__)),
  62    jclass cls __attribute__ ((__unused__)), jdouble x)
  63 {
  64   return tan (x);
  65 }
  66
  67 JNIEXPORT jdouble JNICALL
  68 Java_java_lang_VMMath_asin
  69   (JNIEnv * env __attribute__ ((__unused__)),
  70    jclass cls __attribute__ ((__unused__)), jdouble x)
  71 {
  72   return asin (x);
  73 }
  74
  75 JNIEXPORT jdouble JNICALL
  76 Java_java_lang_VMMath_acos
  77   (JNIEnv * env __attribute__ ((__unused__)),
  78    jclass cls __attribute__ ((__unused__)), jdouble x)
  79 {
  80   return acos (x);
  81 }
  82
  83 JNIEXPORT jdouble JNICALL
  84 Java_java_lang_VMMath_atan
  85   (JNIEnv * env __attribute__ ((__unused__)),
  86    jclass cls __attribute__ ((__unused__)), jdouble x)
  87 {
  88   return atan (x);
  89 }
  90
  91 JNIEXPORT jdouble JNICALL
  92 Java_java_lang_VMMath_atan2
  93   (JNIEnv * env __attribute__ ((__unused__)),
  94    jclass cls __attribute__ ((__unused__)), jdouble y, jdouble x)
  95 {
  96   return atan2 (y, x);
  97 }
  98
  99 JNIEXPORT jdouble JNICALL
 100 Java_java_lang_VMMath_exp
 101   (JNIEnv * env __attribute__ ((__unused__)),
 102    jclass cls __attribute__ ((__unused__)), jdouble x)
 103 {
 104   return exp (x);
 105 }
 106
 107 JNIEXPORT jdouble JNICALL
 108 Java_java_lang_VMMath_log
 109   (JNIEnv * env __attribute__ ((__unused__)),
 110    jclass cls __attribute__ ((__unused__)), jdouble x)
 111 {
 112   return log (x);
 113 }
 114
 115 JNIEXPORT jdouble JNICALL
 116 Java_java_lang_VMMath_sqrt
 117   (JNIEnv * env __attribute__ ((__unused__)),
 118    jclass cls __attribute__ ((__unused__)), jdouble x)
 119 {
 120   return sqrt (x);
 121 }
 122
 123 JNIEXPORT jdouble JNICALL
 124 Java_java_lang_VMMath_pow
 125   (JNIEnv * env __attribute__ ((__unused__)),
 126    jclass cls __attribute__ ((__unused__)), jdouble x, jdouble y)
 127 {
 128   return pow (x, y);
 129 }
 130
 131 JNIEXPORT jdouble JNICALL
 132 Java_java_lang_VMMath_IEEEremainder
 133   (JNIEnv * env __attribute__ ((__unused__)),
 134    jclass cls __attribute__ ((__unused__)), jdouble x, jdouble y)
 135 {
 136   return remainder (x, y);
 137 }
 138
 139 JNIEXPORT jdouble JNICALL
 140 Java_java_lang_VMMath_ceil
 141   (JNIEnv * env __attribute__ ((__unused__)),
 142    jclass cls __attribute__ ((__unused__)), jdouble x)
 143 {
 144   return ceil (x);
 145 }
 146
 147 JNIEXPORT jdouble JNICALL
 148 Java_java_lang_VMMath_floor
 149   (JNIEnv * env __attribute__ ((__unused__)),
 150    jclass cls __attribute__ ((__unused__)), jdouble x)
 151 {
 152   return floor (x);
 153 }
 154
 155 JNIEXPORT jdouble JNICALL
 156 Java_java_lang_VMMath_rint
 157   (JNIEnv * env __attribute__ ((__unused__)),
 158    jclass cls __attribute__ ((__unused__)), jdouble x)
 159 {
 160   return rint (x);
 161 }
 162
 163 JNIEXPORT jdouble JNICALL
 164 Java_java_lang_VMMath_cbrt
 165   (JNIEnv * env __attribute__ ((__unused__)),
 166    jclass cls __attribute__ ((__unused__)), jdouble x)
 167 {
 168   return cbrt (x);
 169 }
 170
 171 JNIEXPORT jdouble JNICALL
 172 Java_java_lang_VMMath_cosh
 173   (JNIEnv * env __attribute__ ((__unused__)),
 174    jclass cls __attribute__ ((__unused__)), jdouble x)
 175 {
 176   return cosh (x);
 177 }
 178
 179 JNIEXPORT jdouble JNICALL
 180 Java_java_lang_VMMath_expm1
 181   (JNIEnv * env __attribute__ ((__unused__)),
 182    jclass cls __attribute__ ((__unused__)), jdouble x)
 183 {
 184   return expm1 (x);
 185 }
 186
 187 JNIEXPORT jdouble JNICALL
 188 Java_java_lang_VMMath_hypot
 189   (JNIEnv * env __attribute__ ((__unused__)),
 190    jclass cls __attribute__ ((__unused__)), jdouble x, jdouble y)
 191 {
 192   return hypot (x, y);
 193 }
 194
 195 JNIEXPORT jdouble JNICALL
 196 Java_java_lang_VMMath_log10
 197   (JNIEnv * env __attribute__ ((__unused__)),
 198    jclass cls __attribute__ ((__unused__)), jdouble x)
 199 {
 200   return log10 (x);
 201 }
 202
 203 JNIEXPORT jdouble JNICALL
 204 Java_java_lang_VMMath_log1p
 205   (JNIEnv * env __attribute__ ((__unused__)),
 206    jclass cls __attribute__ ((__unused__)), jdouble x)
 207 {
 208   return log1p (x);
 209 }
 210
 211 JNIEXPORT jdouble JNICALL
 212 Java_java_lang_VMMath_sinh
 213   (JNIEnv * env __attribute__ ((__unused__)),
 214    jclass cls __attribute__ ((__unused__)), jdouble x)
 215 {
 216   return sinh (x);
 217 }
 218
 219 JNIEXPORT jdouble JNICALL
 220 Java_java_lang_VMMath_tanh
 221   (JNIEnv * env __attribute__ ((__unused__)),
 222    jclass cls __attribute__ ((__unused__)), jdouble x)
 223 {
 224   return tanh (x);
 225 }