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annotate src/share/vm/graal/graalVmIds.cpp @ 3632:136ea96eb7f8

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Remove the need for VmId (last usage was the constant pool).
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Mon, 14 Nov 2011 22:33:15 +0100
parents 75a99b4f1c98
children 076542d505cd
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1 /*
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2 * Copyright (c) 2011, 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 #include "precompiled.hpp"
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25 #include "graal/graalVmIds.hpp"
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26 #include "ci/ciUtilities.hpp"
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27
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28 // VmIds implementation
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30 GrowableArray<address>* VmIds::_stubs = NULL;
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33 void VmIds::initializeObjects() {
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34 if (_stubs == NULL) {
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35 assert(_localHandles == NULL, "inconsistent state");
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36 _stubs = new (ResourceObj::C_HEAP) GrowableArray<address> (64, true);
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37 }
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38 assert(_localHandles->length() == 0, "invalid state");
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39 }
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40
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41 jlong VmIds::addStub(address stub) {
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42 assert(!_stubs->contains(stub), "duplicate stub");
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43 return _stubs->append(stub) | STUB;
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44 }
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46 address VmIds::getStub(jlong id) {
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47 assert((id & TYPE_MASK) == STUB, "wrong id type, STUB expected");
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48 assert((id & ~TYPE_MASK) >= 0 && (id & ~TYPE_MASK) < _stubs->length(), "STUB index out of bounds");
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49 return _stubs->at(id & ~TYPE_MASK);
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50 }
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