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comparison src/share/vm/prims/jvmtiEnvBase.hpp @ 6725:da91efe96a93

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6964458: Reimplement class meta-data storage to use native memory Summary: Remove PermGen, allocate meta-data in metaspace linked to class loaders, rewrite GC walking, rewrite and rename metadata to be C++ classes Reviewed-by: jmasa, stefank, never, coleenp, kvn, brutisso, mgerdin, dholmes, jrose, twisti, roland Contributed-by: jmasa <jon.masamitsu@oracle.com>, stefank <stefan.karlsson@oracle.com>, mgerdin <mikael.gerdin@oracle.com>, never <tom.rodriguez@oracle.com>
author coleenp
date Sat, 01 Sep 2012 13:25:18 -0400
parents d2a62e0f25eb
children fb19af007ffc
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6724:36d1d483d5d6 6725:da91efe96a93
1 /* 1 /*
2 * Copyright (c) 2003, 2010, Oracle and/or its affiliates. All rights reserved. 2 * Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. 3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 * 4 *
5 * This code is free software; you can redistribute it and/or modify it 5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as 6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation. 7 * published by the Free Software Foundation.
262 jthreadGroup * new_jthreadGroupArray(int length, Handle *handles); 262 jthreadGroup * new_jthreadGroupArray(int length, Handle *handles);
263 263
264 // convert from JNIHandle to JavaThread * 264 // convert from JNIHandle to JavaThread *
265 JavaThread * get_JavaThread(jthread jni_thread); 265 JavaThread * get_JavaThread(jthread jni_thread);
266 266
267 // convert to a jni jclass from a non-null klassOop 267 // convert to a jni jclass from a non-null Klass*
268 jclass get_jni_class_non_null(klassOop k); 268 jclass get_jni_class_non_null(Klass* k);
269 269
270 jint count_locked_objects(JavaThread *java_thread, Handle hobj); 270 jint count_locked_objects(JavaThread *java_thread, Handle hobj);
271 jvmtiError get_locked_objects_in_frame(JavaThread *calling_thread, 271 jvmtiError get_locked_objects_in_frame(JavaThread *calling_thread,
272 JavaThread* java_thread, 272 JavaThread* java_thread,
273 javaVFrame *jvf, 273 javaVFrame *jvf,
275 jint depth); 275 jint depth);
276 vframe* vframeFor(JavaThread* java_thread, jint depth); 276 vframe* vframeFor(JavaThread* java_thread, jint depth);
277 277
278 public: 278 public:
279 // get a field descriptor for the specified class and field 279 // get a field descriptor for the specified class and field
280 static bool get_field_descriptor(klassOop k, jfieldID field, fieldDescriptor* fd); 280 static bool get_field_descriptor(Klass* k, jfieldID field, fieldDescriptor* fd);
281 // test for suspend - most (all?) of these should go away 281 // test for suspend - most (all?) of these should go away
282 static bool is_thread_fully_suspended(JavaThread *thread, 282 static bool is_thread_fully_suspended(JavaThread *thread,
283 bool wait_for_suspend, 283 bool wait_for_suspend,
284 uint32_t *bits); 284 uint32_t *bits);
285 285