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comparison graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/call/SLCallNode.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 graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/CallNode.java@c2ed2ce2cfe0
children b16ec83edc73
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13760:a12017c18d5d 13761:7c418666c6c9
1 /*
2 * Copyright (c) 2013, 2013, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23 package com.oracle.truffle.sl.nodes.call;
24
25 import com.oracle.truffle.api.frame.*;
26 import com.oracle.truffle.api.nodes.*;
27 import com.oracle.truffle.sl.nodes.*;
28 import com.oracle.truffle.sl.runtime.*;
29
30 public final class SLCallNode extends SLExpressionNode {
31
32 public static SLCallNode create(SLExpressionNode function, SLExpressionNode[] arguments) {
33 return new SLCallNode(function, arguments, new SLUninitializedCallNode());
34 }
35
36 @Child protected SLExpressionNode functionNode;
37 @Children protected final SLExpressionNode[] argumentNodes;
38 @Child protected SLAbstractDispatchNode dispatchNode;
39
40 private SLCallNode(SLExpressionNode functionNode, SLExpressionNode[] argumentNodes, SLAbstractDispatchNode dispatchNode) {
41 this.functionNode = adoptChild(functionNode);
42 this.argumentNodes = adoptChildren(argumentNodes);
43 this.dispatchNode = adoptChild(dispatchNode);
44 }
45
46 @Override
47 @ExplodeLoop
48 public Object executeGeneric(VirtualFrame frame) {
49 SLFunction function;
50 try {
51 function = functionNode.executeFunction(frame);
52 } catch (UnexpectedResultException e) {
53 throw new UnsupportedOperationException("Call to " + e.getMessage() + " not supported.");
54 }
55
56 Object[] argumentValues = new Object[argumentNodes.length];
57 for (int i = 0; i < argumentNodes.length; i++) {
58 argumentValues[i] = argumentNodes[i].executeGeneric(frame);
59 }
60 SLArguments arguments = new SLArguments(argumentValues);
61
62 return dispatchNode.executeCall(frame, function, arguments);
63 }
64 }