src/native/vm/nativevm.cpp

   1 /* src/native/vm/nativevm.cpp - Register native VM interface functions.
   2
   3    Copyright (C) 2007, 2008
   4    CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
   5
   6    This file is part of CACAO.
   7
   8    This program is free software; you can redistribute it and/or
   9    modify it under the terms of the GNU General Public License as
  10    published by the Free Software Foundation; either version 2, or (at
  11    your option) any later version.
  12
  13    This program is distributed in the hope that it will be useful, but
  14    WITHOUT ANY WARRANTY; without even the implied warranty of
  15    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  16    General Public License for more details.
  17
  18    You should have received a copy of the GNU General Public License
  19    along with this program; if not, write to the Free Software
  20    Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  21    02110-1301, USA.
  22
  23 */
  24
  25
  26 #include "config.h"
  27
  28 #include <stdint.h>
  29
  30 #include "native/vm/nativevm.hpp"
  31
  32 #include "vm/class.hpp"
  33 #include "vm/exceptions.hpp"
  34 #include "vm/initialize.hpp"
  35 #include "vm/method.hpp"
  36 #include "vm/options.h"
  37 #include "vm/os.hpp"
  38
  39 #if defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
  40 # include "mm/memory.hpp"
  41
  42 # include "native/native.hpp"
  43
  44 # include "native/vm/openjdk/hpi.hpp"
  45
  46 # include "toolbox/sequence.hpp"
  47
  48 # include "vm/globals.hpp"
  49 # include "vm/properties.hpp"
  50 # include "vm/utf8.h"
  51 # include "vm/vm.hpp"
  52 #endif
  53
  54
  55 /* nativevm_preinit ************************************************************
  56
  57    Pre-initialize the implementation specific native stuff.
  58
  59 *******************************************************************************/
  60
  61 void nativevm_preinit(void)
  62 {
  63         TRACESUBSYSTEMINITIALIZATION("nativevm_preinit");
  64
  65         /* Register native methods of all classes implemented. */
  66
  67 #if defined(ENABLE_JAVASE)
  68 # if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
  69
  70         _Jv_gnu_classpath_VMStackWalker_init();
  71         _Jv_gnu_classpath_VMSystemProperties_init();
  72         _Jv_gnu_java_lang_VMCPStringBuilder_init();
  73         _Jv_gnu_java_lang_management_VMClassLoadingMXBeanImpl_init();
  74         _Jv_gnu_java_lang_management_VMMemoryMXBeanImpl_init();
  75         _Jv_gnu_java_lang_management_VMRuntimeMXBeanImpl_init();
  76         _Jv_gnu_java_lang_management_VMThreadMXBeanImpl_init();
  77         _Jv_java_lang_VMClass_init();
  78         _Jv_java_lang_VMClassLoader_init();
  79         _Jv_java_lang_VMObject_init();
  80         _Jv_java_lang_VMRuntime_init();
  81         _Jv_java_lang_VMSystem_init();
  82         _Jv_java_lang_VMString_init();
  83         _Jv_java_lang_VMThread_init();
  84         _Jv_java_lang_VMThrowable_init();
  85         _Jv_java_lang_management_VMManagementFactory_init();
  86         _Jv_java_lang_reflect_VMConstructor_init();
  87         _Jv_java_lang_reflect_VMField_init();
  88         _Jv_java_lang_reflect_VMMethod_init();
  89         //_Jv_java_lang_reflect_VMProxy_init();
  90         _Jv_java_security_VMAccessController_init();
  91         _Jv_java_util_concurrent_atomic_AtomicLong_init();
  92         _Jv_sun_misc_Unsafe_init();
  93
  94 #if defined(ENABLE_ANNOTATIONS)
  95         _Jv_sun_reflect_ConstantPool_init();
  96 #endif
  97
  98 # elif defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
  99
 100         // Load libjava.so
 101         VM* vm = VM::get_current();
 102         Properties& properties = vm->get_properties();
 103         const char* boot_library_path = properties.get("sun.boot.library.path");
 104
 105         // Use sequence builder to assemble library path.
 106         SequenceBuilder sb;
 107
 108         sb.cat(boot_library_path);
 109         sb.cat("/libjava.so");
 110
 111         // XXX This should actually be sb.export_symbol()
 112         utf* u = utf_new_char(sb.c_str());
 113
 114         NativeLibrary nl(u);
 115         void* handle = nl.open();
 116
 117         if (handle == NULL)
 118                 os::abort("nativevm_init: failed to open libjava.so at: %s", sb.c_str());
 119
 120         NativeLibraries& nls = vm->get_nativelibraries();
 121         nls.add(nl);
 122
 123         // Initialize the HPI.
 124         HPI& hpi = vm->get_hpi();
 125         hpi.initialize();
 126
 127         _Jv_sun_misc_Perf_init();
 128         _Jv_sun_misc_Unsafe_init();
 129
 130 #  if !defined(NDEBUG)
 131         // Sanity check current time in milliseconds, because negative values
 132         // might confuse OpenJDKs sanity checks.
 133         if (opt_PrintWarnings && (builtin_currenttimemillis() < 0))
 134                 log_println("nativevm_preinit: Current time in milliseconds is negative, please check your time!");
 135 #  endif
 136
 137 # else
 138 #  error unknown classpath configuration
 139 # endif
 140
 141 #elif defined(ENABLE_JAVAME_CLDC1_1)
 142
 143         _Jv_com_sun_cldc_io_ResourceInputStream_init();
 144         _Jv_com_sun_cldc_io_j2me_socket_Protocol_init();
 145         _Jv_com_sun_cldchi_io_ConsoleOutputStream_init();
 146         _Jv_com_sun_cldchi_jvm_JVM_init();
 147         _Jv_java_lang_Class_init();
 148         _Jv_java_lang_Double_init();
 149         _Jv_java_lang_Float_init();
 150         _Jv_java_lang_Math_init();
 151         _Jv_java_lang_Object_init();
 152         _Jv_java_lang_Runtime_init();
 153         _Jv_java_lang_String_init();
 154         _Jv_java_lang_System_init();
 155         _Jv_java_lang_Thread_init();
 156         _Jv_java_lang_Throwable_init();
 157
 158 #else
 159 # error unknown Java configuration
 160 #endif
 161 }
 162
 163
 164 /* nativevm_init ***************************************************************
 165
 166    Initialize the implementation specific native stuff.
 167
 168 *******************************************************************************/
 169
 170 bool nativevm_init(void)
 171 {
 172         TRACESUBSYSTEMINITIALIZATION("nativevm_init");
 173
 174 #if defined(ENABLE_JAVASE)
 175
 176 # if defined(WITH_JAVA_RUNTIME_LIBRARY_GNU_CLASSPATH)
 177
 178         // Nothing to do.
 179
 180 # elif defined(WITH_JAVA_RUNTIME_LIBRARY_OPENJDK)
 181
 182         methodinfo* m = class_resolveclassmethod(class_java_lang_System,
 183                                                                                          utf_new_char("initializeSystemClass"),
 184                                                                                          utf_void__void,
 185                                                                                          class_java_lang_Object,
 186                                                                                          false);
 187
 188         if (m == NULL)
 189                 return false;
 190
 191         (void) vm_call_method(m, NULL);
 192
 193         if (exceptions_get_exception() != NULL)
 194                 return false;
 195
 196 # else
 197 #  error unknown classpath configuration
 198 # endif
 199
 200 #elif defined(ENABLE_JAVAME_CLDC1_1)
 201
 202         // Nothing to do.
 203
 204 #else
 205 # error unknown Java configuration
 206 #endif
 207
 208         return true;
 209 }
 210
 211
 212 /*
 213  * These are local overrides for various environment variables in Emacs.
 214  * Please do not remove this and leave it at the end of the file, where
 215  * Emacs will automagically detect them.
 216  * ---------------------------------------------------------------------
 217  * Local variables:
 218  * mode: c++
 219  * indent-tabs-mode: t
 220  * c-basic-offset: 4
 221  * tab-width: 4
 222  * End:
 223  * vim:noexpandtab:sw=4:ts=4:
 224  */