1 /* 2 * Copyright (c) 1997, 2010, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA 20 * or visit www.oracle.com if you need additional information or have any 21 * questions. 22 * 23 */ 24 25 #include "precompiled.hpp" 26 #include "memory/allocation.inline.hpp" 27 #include "memory/resourceArea.hpp" 28 #include "runtime/mutexLocker.hpp" 29 #ifdef TARGET_OS_FAMILY_linux 30 # include "thread_linux.inline.hpp" 31 #endif 32 #ifdef TARGET_OS_FAMILY_solaris 33 # include "thread_solaris.inline.hpp" 34 #endif 35 #ifdef TARGET_OS_FAMILY_windows 36 # include "thread_windows.inline.hpp" 37 #endif 38 39 //------------------------------ResourceMark----------------------------------- 40 debug_only(int ResourceArea::_warned;) // to suppress multiple warnings 41 42 // The following routines are declared in allocation.hpp and used everywhere: 43 44 // Allocation in thread-local resource area 45 extern char* resource_allocate_bytes(size_t size) { 46 return Thread::current()->resource_area()->allocate_bytes(size); 47 } 48 extern char* resource_allocate_bytes(Thread* thread, size_t size) { 49 return thread->resource_area()->allocate_bytes(size); 50 } 51 52 extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size){ 53 return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size); 54 } 55 56 extern void resource_free_bytes( char *old, size_t size ) { 57 Thread::current()->resource_area()->Afree(old, size); 58 } 59 60 #ifdef ASSERT 61 ResourceMark::ResourceMark(Thread *thread) { 62 assert(thread == Thread::current(), "not the current thread"); 63 initialize(thread); 64 } 65 66 DeoptResourceMark::DeoptResourceMark(Thread *thread) { 67 assert(thread == Thread::current(), "not the current thread"); 68 initialize(thread); 69 } 70 #endif 71 72 73 //------------------------------------------------------------------------------- 74 // Non-product code 75 #ifndef PRODUCT 76 77 void ResourceMark::free_malloced_objects() { 78 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); 79 } 80 81 void DeoptResourceMark::free_malloced_objects() { 82 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); 83 } 84 85 #endif