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comparison src/share/vm/memory/resourceArea.cpp @ 0:a61af66fc99e jdk7-b24

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author duke
date Sat, 01 Dec 2007 00:00:00 +0000
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children c18cbe5936b8
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-1:000000000000 0:a61af66fc99e
1 /*
2 * Copyright 1997-2005 Sun Microsystems, Inc. All Rights Reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
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
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
20 * CA 95054 USA or visit www.sun.com if you need additional information or
21 * have any questions.
22 *
23 */
24
25 # include "incls/_precompiled.incl"
26 # include "incls/_resourceArea.cpp.incl"
27
28 //------------------------------ResourceMark-----------------------------------
29 debug_only(int ResourceArea::_warned;) // to suppress multiple warnings
30
31 // The following routines are declared in allocation.hpp and used everywhere:
32
33 // Allocation in thread-local resource area
34 extern char* resource_allocate_bytes(size_t size) {
35 return Thread::current()->resource_area()->allocate_bytes(size);
36 }
37 extern char* resource_allocate_bytes(Thread* thread, size_t size) {
38 return thread->resource_area()->allocate_bytes(size);
39 }
40
41 extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size){
42 return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size);
43 }
44
45 extern void resource_free_bytes( char *old, size_t size ) {
46 Thread::current()->resource_area()->Afree(old, size);
47 }
48
49 #ifdef ASSERT
50 ResourceMark::ResourceMark(Thread *thread) {
51 assert(thread == Thread::current(), "not the current thread");
52 initialize(thread);
53 }
54
55 DeoptResourceMark::DeoptResourceMark(Thread *thread) {
56 assert(thread == Thread::current(), "not the current thread");
57 initialize(thread);
58 }
59 #endif
60
61
62 //-------------------------------------------------------------------------------
63 // Non-product code
64 #ifndef PRODUCT
65
66 void ResourceMark::free_malloced_objects() {
67 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
68 }
69
70 void DeoptResourceMark::free_malloced_objects() {
71 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
72 }
73
74 #endif