54 lines
2.0 KiB
C++
54 lines
2.0 KiB
C++
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/*
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* Copyright 1997-2005 Sun Microsystems, Inc. All Rights Reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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* CA 95054 USA or visit www.sun.com if you need additional information or
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* have any questions.
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*
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*/
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# include "incls/_precompiled.incl"
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# include "incls/_growableArray.cpp.incl"
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#ifdef ASSERT
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void GenericGrowableArray::set_nesting() {
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if (on_stack()) {
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_nesting = Thread::current()->resource_area()->nesting();
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}
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}
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void GenericGrowableArray::check_nesting() {
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// Check for insidious allocation bug: if a GrowableArray overflows, the
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// grown array must be allocated under the same ResourceMark as the original.
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// Otherwise, the _data array will be deallocated too early.
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if (on_stack() &&
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_nesting != Thread::current()->resource_area()->nesting()) {
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fatal("allocation bug: GrowableArray could grow within nested ResourceMark");
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}
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}
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#endif
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void* GenericGrowableArray::raw_allocate(int elementSize) {
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if (on_stack()) {
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return (void*)resource_allocate_bytes(elementSize * _max);
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} else if (on_C_heap()) {
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return (void*)AllocateHeap(elementSize * _max, "GrET in " __FILE__);
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} else {
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return _arena->Amalloc(elementSize * _max);
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}
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}
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