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comparison graal/com.oracle.truffle.api/src/com/oracle/truffle/api/frame/NativeFrame.java @ 7267:a4b84ba6dc2e

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Introduction of the Truffle API for efficient implementation of dynamic languages on top of the Graal VM. New projects com.oracle.truffle.api for the API definition and com.oracle.truffle.api.test for API tests and documentation.
author Thomas Wuerthinger <thomas.wuerthinger@oracle.com>
date Tue, 18 Dec 2012 15:33:55 +0100
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children 5e3d1a68664e
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7259:494d99e07614 7267:a4b84ba6dc2e
1 /*
2 * Copyright (c) 2012, 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.api.frame;
24
25 import com.oracle.truffle.api.*;
26
27 /**
28 * Represents a native frame without any local variables. Instances of this type must not be stored in a field or cast
29 * to {@link java.lang.Object}.
30 */
31 public class NativeFrame implements VirtualFrame, PackedFrame {
32
33 private PackedFrame caller;
34 private Arguments arguments;
35
36 public NativeFrame(PackedFrame caller, Arguments arguments) {
37 this.caller = caller;
38 this.arguments = arguments;
39 }
40
41 @Override
42 public Arguments getArguments() {
43 return arguments;
44 }
45
46 @Override
47 public Object getObject(FrameSlot slot) {
48 throw new UnsupportedOperationException("native frame");
49 }
50
51 @Override
52 public void setObject(FrameSlot slot, Object value) {
53 throw new UnsupportedOperationException("native frame");
54 }
55
56 @Override
57 public boolean getBoolean(FrameSlot slot) {
58 throw new UnsupportedOperationException("native frame");
59 }
60
61 @Override
62 public void setBoolean(FrameSlot slot, boolean value) {
63 throw new UnsupportedOperationException("native frame");
64 }
65
66 @Override
67 public int getInt(FrameSlot slot) {
68 throw new UnsupportedOperationException("native frame");
69 }
70
71 @Override
72 public void setInt(FrameSlot slot, int value) {
73 throw new UnsupportedOperationException("native frame");
74 }
75
76 @Override
77 public long getLong(FrameSlot slot) {
78 throw new UnsupportedOperationException("native frame");
79 }
80
81 @Override
82 public void setLong(FrameSlot slot, long value) {
83 throw new UnsupportedOperationException("native frame");
84 }
85
86 @Override
87 public float getFloat(FrameSlot slot) {
88 throw new UnsupportedOperationException("native frame");
89 }
90
91 @Override
92 public void setFloat(FrameSlot slot, float value) {
93 throw new UnsupportedOperationException("native frame");
94 }
95
96 @Override
97 public double getDouble(FrameSlot slot) {
98 throw new UnsupportedOperationException("native frame");
99 }
100
101 @Override
102 public void setDouble(FrameSlot slot, double value) {
103 throw new UnsupportedOperationException("native frame");
104 }
105
106 @Override
107 public PackedFrame pack() {
108 return this;
109 }
110
111 @Override
112 public PackedFrame getCaller() {
113 return caller;
114 }
115
116 @Override
117 public MaterializedFrame materialize() {
118 throw new UnsupportedOperationException("native frame");
119 }
120
121 @Override
122 public VirtualFrame unpack() {
123 return this;
124 }
125
126 @Override
127 public void updateToLatestVersion() {
128 }
129 }