87 lines
3.0 KiB
C++
87 lines
3.0 KiB
C++
/*
|
|
* Copyright (c) 1997, 2017, Oracle and/or its affiliates. All rights reserved.
|
|
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
|
|
*
|
|
* This code is free software; you can redistribute it and/or modify it
|
|
* under the terms of the GNU General Public License version 2 only, as
|
|
* published by the Free Software Foundation.
|
|
*
|
|
* This code is distributed in the hope that it will be useful, but WITHOUT
|
|
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
* version 2 for more details (a copy is included in the LICENSE file that
|
|
* accompanied this code).
|
|
*
|
|
* You should have received a copy of the GNU General Public License version
|
|
* 2 along with this work; if not, write to the Free Software Foundation,
|
|
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
*
|
|
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
|
|
* or visit www.oracle.com if you need additional information or have any
|
|
* questions.
|
|
*
|
|
*/
|
|
|
|
#include "precompiled.hpp"
|
|
#include "memory/allocation.inline.hpp"
|
|
#include "memory/resourceArea.inline.hpp"
|
|
#include "runtime/mutexLocker.hpp"
|
|
#include "runtime/thread.inline.hpp"
|
|
#include "services/memTracker.hpp"
|
|
|
|
void ResourceArea::bias_to(MEMFLAGS new_flags) {
|
|
if (new_flags != _flags) {
|
|
MemTracker::record_arena_free(_flags);
|
|
MemTracker::record_new_arena(new_flags);
|
|
_flags = new_flags;
|
|
}
|
|
}
|
|
|
|
//------------------------------ResourceMark-----------------------------------
|
|
debug_only(int ResourceArea::_warned;) // to suppress multiple warnings
|
|
|
|
// The following routines are declared in allocation.hpp and used everywhere:
|
|
|
|
// Allocation in thread-local resource area
|
|
extern char* resource_allocate_bytes(size_t size, AllocFailType alloc_failmode) {
|
|
return Thread::current()->resource_area()->allocate_bytes(size, alloc_failmode);
|
|
}
|
|
extern char* resource_allocate_bytes(Thread* thread, size_t size, AllocFailType alloc_failmode) {
|
|
return thread->resource_area()->allocate_bytes(size, alloc_failmode);
|
|
}
|
|
|
|
extern char* resource_reallocate_bytes( char *old, size_t old_size, size_t new_size, AllocFailType alloc_failmode){
|
|
return (char*)Thread::current()->resource_area()->Arealloc(old, old_size, new_size, alloc_failmode);
|
|
}
|
|
|
|
extern void resource_free_bytes( char *old, size_t size ) {
|
|
Thread::current()->resource_area()->Afree(old, size);
|
|
}
|
|
|
|
#ifdef ASSERT
|
|
ResourceMark::ResourceMark(Thread *thread) {
|
|
assert(thread == Thread::current(), "not the current thread");
|
|
initialize(thread);
|
|
}
|
|
|
|
DeoptResourceMark::DeoptResourceMark(Thread *thread) {
|
|
assert(thread == Thread::current(), "not the current thread");
|
|
initialize(thread);
|
|
}
|
|
#endif
|
|
|
|
|
|
//-------------------------------------------------------------------------------
|
|
// Non-product code
|
|
#ifndef PRODUCT
|
|
|
|
void ResourceMark::free_malloced_objects() {
|
|
Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
|
|
}
|
|
|
|
void DeoptResourceMark::free_malloced_objects() {
|
|
Arena::free_malloced_objects(_chunk, _hwm, _max, _area->_hwm);
|
|
}
|
|
|
|
#endif
|