1 /* src/native/vm/gnu/java_lang_VMSystem.c - java/lang/VMSystem
3 Copyright (C) 1996-2005, 2006, 2007 R. Grafl, A. Krall, C. Kruegel,
4 C. Oates, R. Obermaisser, M. Platter, M. Probst, S. Ring,
5 E. Steiner, C. Thalinger, D. Thuernbeck, P. Tomsich, C. Ullrich,
6 J. Wenninger, Institut f. Computersprachen - TU Wien
8 This file is part of CACAO.
10 This program is free software; you can redistribute it and/or
11 modify it under the terms of the GNU General Public License as
12 published by the Free Software Foundation; either version 2, or (at
13 your option) any later version.
15 This program is distributed in the hope that it will be useful, but
16 WITHOUT ANY WARRANTY; without even the implied warranty of
17 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 General Public License for more details.
20 You should have received a copy of the GNU General Public License
21 along with this program; if not, write to the Free Software
22 Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
25 $Id: java_lang_VMSystem.c 8363 2007-08-20 19:10:46Z michi $
36 #include "mm/gc-common.h"
38 #include "native/jni.h"
39 #include "native/llni.h"
40 #include "native/native.h"
42 #include "native/include/java_lang_Object.h"
43 #include "native/include/java_io_InputStream.h" /* required by j.l.VMS */
44 #include "native/include/java_io_PrintStream.h" /* required by j.l.VMS */
46 #include "native/include/java_lang_VMSystem.h"
48 #include "vm/builtin.h"
51 /* native methods implemented by this file ************************************/
53 static JNINativeMethod methods[] = {
54 { "arraycopy", "(Ljava/lang/Object;ILjava/lang/Object;II)V", (void *) (ptrint) &Java_java_lang_VMSystem_arraycopy },
55 { "identityHashCode", "(Ljava/lang/Object;)I", (void *) (ptrint) &Java_java_lang_VMSystem_identityHashCode },
59 /* _Jv_java_lang_VMSystem_init *************************************************
61 Register native functions.
63 *******************************************************************************/
65 void _Jv_java_lang_VMSystem_init(void)
69 u = utf_new_char("java/lang/VMSystem");
71 native_method_register(u, methods, NATIVE_METHODS_COUNT);
76 * Class: java/lang/VMSystem
78 * Signature: (Ljava/lang/Object;ILjava/lang/Object;II)V
80 JNIEXPORT void JNICALL Java_java_lang_VMSystem_arraycopy(JNIEnv *env, jclass clazz, java_lang_Object *src, s4 srcStart, java_lang_Object *dest, s4 destStart, s4 len)
82 (void) builtin_arraycopy((java_handle_t *) src, srcStart,
83 (java_handle_t *) dest, destStart, len);
88 * Class: java/lang/VMSystem
89 * Method: identityHashCode
90 * Signature: (Ljava/lang/Object;)I
92 JNIEXPORT s4 JNICALL Java_java_lang_VMSystem_identityHashCode(JNIEnv *env, jclass clazz, java_lang_Object *o)
98 #if defined(ENABLE_GC_CACAO)
99 hashcode = heap_get_hashcode(LLNI_UNWRAP((java_handle_t *) o));
101 hashcode = (s4) ((ptrint) o);
111 * These are local overrides for various environment variables in Emacs.
112 * Please do not remove this and leave it at the end of the file, where
113 * Emacs will automagically detect them.
114 * ---------------------------------------------------------------------
117 * indent-tabs-mode: t