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 #ifdef TARGET_OS_FAMILY_bsd 39 # include "thread_bsd.inline.hpp" 40 #endif 41 42 //------------------------------ResourceMark----------------------------------- 43 debug_only(int ResourceArea::_warned;) // to suppress multiple warnings 44 45 // The following routines are declared in allocation.hpp and used everywhere: 46 47 // Allocation in thread-local resource area 48 extern char* resource_allocate_bytes(size_t size, AllocFailType alloc_failmode) { 49 return Thread::current()->resource_area()->allocate_bytes(size, alloc_failmode); 50 } 51 extern char* resource_allocate_bytes(Thread* thread, size_t size, AllocFailType alloc_failmode) { 52 return thread->resource_area()->allocate_bytes(size, alloc_failmode); 53 } 54 55 extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size, AllocFailType alloc_failmode){ 56 return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size, alloc_failmode); 57 } 58 59 extern void resource_free_bytes( char *old, size_t size ) { 60 Thread::current()->resource_area()->Afree(old, size); 61 } 62 63 #ifdef ASSERT 64 ResourceMark::ResourceMark(Thread *thread) { 65 assert(thread == Thread::current(), "not the current thread"); 66 initialize(thread); 67 } 68 69 DeoptResourceMark::DeoptResourceMark(Thread *thread) { 70 assert(thread == Thread::current(), "not the current thread"); 71 initialize(thread); 72 } 73 #endif 74 75 76 //------------------------------------------------------------------------------- 77 // Non-product code 78 #ifndef PRODUCT 79 80 void ResourceMark::free_malloced_objects() { 81 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); 82 } 83 84 void DeoptResourceMark::free_malloced_objects() { 85 Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm); 86 } 87 88 #endif