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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/call/SLUninitializedCallNode.java @ 13761:7c418666c6c9

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Refactoring and cleanup of Simple Language (more to come soon)
author Christian Wimmer <christian.wimmer@oracle.com>
date Fri, 24 Jan 2014 18:16:24 -0800
parents
children 533b21375e58
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7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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1 /*
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2 * Copyright (c) 2013, 2013, 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
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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6 * under the terms of the GNU General Public License version 2 only, as
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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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
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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12 * version 2 for more details (a copy is included in the LICENSE file that
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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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
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
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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 package com.oracle.truffle.sl.nodes.call;
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24
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25 import com.oracle.truffle.api.*;
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26 import com.oracle.truffle.api.frame.*;
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27 import com.oracle.truffle.sl.runtime.*;
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28
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29 final class SLUninitializedCallNode extends SLAbstractDispatchNode {
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30
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31 @Override
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32 protected Object executeCall(VirtualFrame frame, SLFunction function, SLArguments arguments) {
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33 CompilerDirectives.transferToInterpreterAndInvalidate();
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34
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35 SLAbstractDispatchNode cur = this;
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36 int depth = 0;
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37 while (cur.getParent() instanceof SLAbstractDispatchNode) {
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38 cur = (SLAbstractDispatchNode) cur.getParent();
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39 depth++;
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40 }
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41 SLCallNode callNode = (SLCallNode) cur.getParent();
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42
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43 SLAbstractDispatchNode specialized;
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44 if (depth < INLINE_CACHE_SIZE) {
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45 SLAbstractDispatchNode next = new SLUninitializedCallNode();
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46 SLAbstractDispatchNode direct = new SLInlinableDirectDispatchNode(next, function);
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47 specialized = replace(direct);
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48 } else {
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49 SLAbstractDispatchNode generic = new SLGenericDispatchNode();
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50 specialized = callNode.dispatchNode.replace(generic);
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51 }
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52
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53 return specialized.executeCall(frame, function, arguments);
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54 }
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55 }