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src/share/vm/memory/resourceArea.cpp@746b070f5022 (annotated)

src/share/vm/memory/resourceArea.cpp

Tue, 30 Apr 2013 11:56:52 -0700

author

ccheung

date

Tue, 30 Apr 2013 11:56:52 -0700

changeset 4993

746b070f5022

parent 4299

f34d701e952e

child 6876

710a3c8b516e

child 9056

940519c00887

permissions

-rw-r--r--

8011661: Insufficient memory message says "malloc" when sometimes it should say "mmap"
Reviewed-by: coleenp, zgu, hseigel

duke@435	1	/*
stefank@2314	2	* Copyright (c) 1997, 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 "memory/allocation.inline.hpp"
stefank@2314	27	#include "memory/resourceArea.hpp"
stefank@2314	28	#include "runtime/mutexLocker.hpp"
stefank@4299	29	#include "runtime/thread.inline.hpp"
duke@435	30
duke@435	31	//------------------------------ResourceMark-----------------------------------
duke@435	32	debug_only(int ResourceArea::_warned;) // to suppress multiple warnings
duke@435	33
duke@435	34	// The following routines are declared in allocation.hpp and used everywhere:
duke@435	35
duke@435	36	// Allocation in thread-local resource area
nloodin@4183	37	extern char* resource_allocate_bytes(size_t size, AllocFailType alloc_failmode) {
nloodin@4183	38	return Thread::current()->resource_area()->allocate_bytes(size, alloc_failmode);
duke@435	39	}
nloodin@4183	40	extern char* resource_allocate_bytes(Thread* thread, size_t size, AllocFailType alloc_failmode) {
nloodin@4183	41	return thread->resource_area()->allocate_bytes(size, alloc_failmode);
duke@435	42	}
duke@435	43
nloodin@4183	44	extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size, AllocFailType alloc_failmode){
nloodin@4183	45	return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size, alloc_failmode);
duke@435	46	}
duke@435	47
duke@435	48	extern void resource_free_bytes( char *old, size_t size ) {
duke@435	49	Thread::current()->resource_area()->Afree(old, size);
duke@435	50	}
duke@435	51
duke@435	52	#ifdef ASSERT
duke@435	53	ResourceMark::ResourceMark(Thread *thread) {
duke@435	54	assert(thread == Thread::current(), "not the current thread");
duke@435	55	initialize(thread);
duke@435	56	}
duke@435	57
duke@435	58	DeoptResourceMark::DeoptResourceMark(Thread *thread) {
duke@435	59	assert(thread == Thread::current(), "not the current thread");
duke@435	60	initialize(thread);
duke@435	61	}
duke@435	62	#endif
duke@435	63
duke@435	64
duke@435	65	//-------------------------------------------------------------------------------
duke@435	66	// Non-product code
duke@435	67	#ifndef PRODUCT
duke@435	68
duke@435	69	void ResourceMark::free_malloced_objects() {
duke@435	70	Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
duke@435	71	}
duke@435	72
duke@435	73	void DeoptResourceMark::free_malloced_objects() {
duke@435	74	Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
duke@435	75	}
duke@435	76
duke@435	77	#endif