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annotate truffle/com.oracle.truffle.api.interop.java/src/com/oracle/truffle/api/interop/java/JavaFunctionNode.java @ 22540:72601dde92e8

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added @TruffleBoundary to JavaFunctionNode.execute
author Doug Simon <doug.simon@oracle.com>
date Tue, 12 Jan 2016 14:25:28 +0100
parents 7a6719b66a74
children
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22135
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
Jaroslav Tulach <jaroslav.tulach@oracle.com>
parents:
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1 /*
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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2 * Copyright (c) 2015, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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4 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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5 * This code is free software; you can redistribute it and/or modify it
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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6 * under the terms of the GNU General Public License version 2 only, as
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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7 * published by the Free Software Foundation. Oracle designates this
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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8 * particular file as subject to the "Classpath" exception as provided
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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9 * by Oracle in the LICENSE file that accompanied this code.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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10 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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11 * This code is distributed in the hope that it will be useful, but WITHOUT
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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14 * version 2 for more details (a copy is included in the LICENSE file that
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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15 * accompanied this code).
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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16 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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17 * You should have received a copy of the GNU General Public License version
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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18 * 2 along with this work; if not, write to the Free Software Foundation,
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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20 *
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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22 * or visit www.oracle.com if you need additional information or have any
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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parents:
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23 * questions.
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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24 */
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25 package com.oracle.truffle.api.interop.java;
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26
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72601dde92e8 added @TruffleBoundary to JavaFunctionNode.execute
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parents: 22163
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27 import com.oracle.truffle.api.CompilerDirectives.TruffleBoundary;
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e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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28 import com.oracle.truffle.api.frame.VirtualFrame;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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29 import com.oracle.truffle.api.interop.ForeignAccess;
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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30 import com.oracle.truffle.api.nodes.RootNode;
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31
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32 import java.lang.reflect.InvocationTargetException;
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33 import java.lang.reflect.Method;
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34 import java.util.List;
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35
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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36 final class JavaFunctionNode extends RootNode {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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37 JavaFunctionNode() {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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38 super(JavaInteropLanguage.class, null, null);
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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39 }
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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41 @Override
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42 public Object execute(VirtualFrame frame) {
e70b20f4bb00 Implementing API for Java/Truffle interop. Based around JavaInterop.asJavaObject and JavaInterop.asTruffleObject methods. Connected to TruffleVM via Symbol.as(Class) wrapper. Verified by extended TCK.
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43 JavaInterop.JavaFunctionObject receiver = (JavaInterop.JavaFunctionObject) ForeignAccess.getReceiver(frame);
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44 List<Object> args = ForeignAccess.getArguments(frame);
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45 return execute(receiver, args.toArray());
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46 }
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47
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48 static Object execute(JavaInterop.JavaFunctionObject receiver, Object[] args) {
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49 return execute(receiver.method, receiver.obj, args);
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50 }
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51
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52 @SuppressWarnings("paramAssign")
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53 @TruffleBoundary
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54 static Object execute(Method method, Object obj, Object[] args) {
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55 for (int i = 0; i < args.length; i++) {
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56 if (args[i] instanceof JavaInterop.JavaObject) {
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57 args[i] = ((JavaInterop.JavaObject) args[i]).obj;
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58 }
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59 }
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60 try {
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61 Object ret = method.invoke(obj, args);
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62 if (JavaInterop.isPrimitive(ret)) {
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63 return ret;
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64 }
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65 return JavaInterop.asTruffleObject(ret);
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66 } catch (IllegalAccessException | IllegalArgumentException | InvocationTargetException ex) {
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67 throw new IllegalStateException(ex);
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68 }
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69 }
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71 }