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annotate src/share/vm/ci/ciObjArray.cpp @ 14518:d8041d695d19

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Merged with jdk9/dev/hotspot changeset 3812c088b945
author twisti
date Tue, 11 Mar 2014 18:45:59 -0700
parents f95d63e2154a
children
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1 /*
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2 * Copyright (c) 1999, 2010, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 *
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23 */
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24
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25 #include "precompiled.hpp"
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26 #include "ci/ciNullObject.hpp"
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27 #include "ci/ciObjArray.hpp"
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28 #include "ci/ciUtilities.hpp"
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29 #include "oops/objArrayOop.hpp"
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31 // ciObjArray
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32 //
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33 // This class represents an objArrayOop in the HotSpot virtual
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34 // machine.
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35
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36 ciObject* ciObjArray::obj_at(int index) {
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37 VM_ENTRY_MARK;
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38 objArrayOop array = get_objArrayOop();
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39 if (index < 0 || index >= array->length()) return NULL;
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40 oop o = array->obj_at(index);
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41 if (o == NULL) {
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42 return ciNullObject::make();
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43 } else {
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44 return CURRENT_ENV->get_object(o);
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45 }
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46 }