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src/share/vm/oops/oopsHierarchy.cpp@e6b1331a51d2 (annotated)

src/share/vm/oops/oopsHierarchy.cpp

Sat, 10 Sep 2011 17:29:02 -0700

author

never

date

Sat, 10 Sep 2011 17:29:02 -0700

changeset 3137

e6b1331a51d2

parent 2314

f95d63e2154a

child 3156

f08d439fab8c

permissions

-rw-r--r--

7086585: make Java field injection more flexible
Reviewed-by: jrose, twisti, kvn, coleenp

duke@435	1	/*
stefank@2314	2	* Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
duke@435	3	* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
duke@435	4	*
duke@435	5	* This code is free software; you can redistribute it and/or modify it
duke@435	6	* under the terms of the GNU General Public License version 2 only, as
duke@435	7	* published by the Free Software Foundation.
duke@435	8	*
duke@435	9	* This code is distributed in the hope that it will be useful, but WITHOUT
duke@435	10	* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
duke@435	11	* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
duke@435	12	* version 2 for more details (a copy is included in the LICENSE file that
duke@435	13	* accompanied this code).
duke@435	14	*
duke@435	15	* You should have received a copy of the GNU General Public License version
duke@435	16	* 2 along with this work; if not, write to the Free Software Foundation,
duke@435	17	* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
duke@435	18	*
trims@1907	19	* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
trims@1907	20	* or visit www.oracle.com if you need additional information or have any
trims@1907	21	* questions.
duke@435	22	*
duke@435	23	*/
duke@435	24
stefank@2314	25	#include "precompiled.hpp"
stefank@2314	26	#include "gc_interface/collectedHeap.hpp"
stefank@2314	27	#include "gc_interface/collectedHeap.inline.hpp"
stefank@2314	28	#include "oops/oopsHierarchy.hpp"
stefank@2314	29	#include "runtime/thread.hpp"
stefank@2314	30	#include "utilities/globalDefinitions.hpp"
stefank@2314	31	#ifdef TARGET_OS_FAMILY_linux
stefank@2314	32	# include "thread_linux.inline.hpp"
stefank@2314	33	#endif
stefank@2314	34	#ifdef TARGET_OS_FAMILY_solaris
stefank@2314	35	# include "thread_solaris.inline.hpp"
stefank@2314	36	#endif
stefank@2314	37	#ifdef TARGET_OS_FAMILY_windows
stefank@2314	38	# include "thread_windows.inline.hpp"
stefank@2314	39	#endif
duke@435	40
duke@435	41	#ifdef CHECK_UNHANDLED_OOPS
duke@435	42
duke@435	43	void oop::register_oop() {
duke@435	44	assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
duke@435	45	if (!Universe::is_fully_initialized()) return;
duke@435	46	// This gets expensive, which is why checking unhandled oops is on a switch.
duke@435	47	Thread* t = ThreadLocalStorage::thread();
duke@435	48	if (t != NULL && t->is_Java_thread()) {
duke@435	49	frame fr = os::current_frame();
duke@435	50	// This points to the oop creator, I guess current frame points to caller
duke@435	51	assert (fr.pc(), "should point to a vm frame");
duke@435	52	t->unhandled_oops()->register_unhandled_oop(this, fr.pc());
duke@435	53	}
duke@435	54	}
duke@435	55
duke@435	56	void oop::unregister_oop() {
duke@435	57	assert (CheckUnhandledOops, "should only call when CheckUnhandledOops");
duke@435	58	if (!Universe::is_fully_initialized()) return;
duke@435	59	// This gets expensive, which is why checking unhandled oops is on a switch.
duke@435	60	Thread* t = ThreadLocalStorage::thread();
duke@435	61	if (t != NULL && t->is_Java_thread()) {
duke@435	62	t->unhandled_oops()->unregister_unhandled_oop(this);
duke@435	63	}
duke@435	64	}
duke@435	65	#endif // CHECK_UNHANDLED_OOPS