1 /* src/native/vm/gnuclasspath/java_lang_VMSystem.cpp - java/lang/VMSystem
3 Copyright (C) 1996-2005, 2006, 2007, 2008
4 CACAOVM - Verein zur Foerderung der freien virtuellen Maschine CACAO
6 This file is part of CACAO.
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.
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.
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
33 #include "native/jni.hpp"
34 #include "native/llni.h"
35 #include "native/native.h"
37 #if defined(ENABLE_JNI_HEADERS)
38 # include "native/vminclude/java_lang_VMSystem.h"
41 #include "vm/builtin.h"
44 // Native functions are exported as C functions.
48 * Class: java/lang/VMSystem
50 * Signature: (Ljava/lang/Object;ILjava/lang/Object;II)V
52 JNIEXPORT void JNICALL Java_java_lang_VMSystem_arraycopy(JNIEnv *env, jclass clazz, jobject src, jint srcStart, jobject dest, jint destStart, jint len)
54 builtin_arraycopy((java_handle_t *) src, srcStart,
55 (java_handle_t *) dest, destStart, len);
60 * Class: java/lang/VMSystem
61 * Method: identityHashCode
62 * Signature: (Ljava/lang/Object;)I
64 JNIEXPORT jint JNICALL Java_java_lang_VMSystem_identityHashCode(JNIEnv *env, jclass clazz, jobject o)
68 // XXX This critical section should be inside the heap function.
71 hashcode = heap_hashcode(LLNI_UNWRAP((java_handle_t *) o));
81 /* native methods implemented by this file ************************************/
83 static JNINativeMethod methods[] = {
84 { (char*) "arraycopy", (char*) "(Ljava/lang/Object;ILjava/lang/Object;II)V", (void*) (uintptr_t) &Java_java_lang_VMSystem_arraycopy },
85 { (char*) "identityHashCode", (char*) "(Ljava/lang/Object;)I", (void*) (uintptr_t) &Java_java_lang_VMSystem_identityHashCode },
89 /* _Jv_java_lang_VMSystem_init *************************************************
91 Register native functions.
93 *******************************************************************************/
97 void _Jv_java_lang_VMSystem_init(void)
101 u = utf_new_char("java/lang/VMSystem");
103 native_method_register(u, methods, NATIVE_METHODS_COUNT);
109 * These are local overrides for various environment variables in Emacs.
110 * Please do not remove this and leave it at the end of the file, where
111 * Emacs will automagically detect them.
112 * ---------------------------------------------------------------------
115 * indent-tabs-mode: t