Mercurial > hg > truffle
annotate src/share/vm/ci/ciBaseObject.cpp @ 18461:3b89c08c75f7
Rename DelayedFrameMapBuilder to FrameMapBuilderImpl (again).
author | Josef Eisl <josef.eisl@jku.at> |
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date | Mon, 17 Nov 2014 20:29:38 +0100 |
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1 /* |
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2 * Copyright (c) 2011, 2012, 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/ciBaseObject.hpp" |
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27 #include "ci/ciUtilities.hpp" |
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28 #include "gc_interface/collectedHeap.inline.hpp" |
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29 #include "oops/oop.inline2.hpp" |
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30 |
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31 // ------------------------------------------------------------------ |
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32 // ciBaseObject::set_ident |
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33 // |
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34 // Set the unique identity number of a ciBaseObject. |
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35 void ciBaseObject::set_ident(uint id) { |
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36 assert((_ident >> FLAG_BITS) == 0, "must only initialize once"); |
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37 assert( id < ((uint)1 << (BitsPerInt-FLAG_BITS)), "id too big"); |
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38 _ident = _ident + (id << FLAG_BITS); |
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39 } |
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40 |
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41 // ------------------------------------------------------------------ |
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42 // ciBaseObject::ident |
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43 // |
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44 // Report the unique identity number of a ciBaseObject. |
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45 uint ciBaseObject::ident() { |
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46 uint id = _ident >> FLAG_BITS; |
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47 assert(id != 0, "must be initialized"); |
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48 return id; |
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49 } |