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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/parser/Parser.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 7311354f5bf8
children cad8bed1a1ac
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1 /*
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2 * Copyright (c) 2012, 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
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
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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 // The content of this file is automatically generated. DO NOT EDIT.
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25
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27 package com.oracle.truffle.sl.parser;
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28
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29 import java.util.*;
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30
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31 import com.oracle.truffle.api.*;
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32 import com.oracle.truffle.sl.*;
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33 import com.oracle.truffle.sl.nodes.*;
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34 import com.oracle.truffle.sl.runtime.*;
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35
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36 // Checkstyle: stop
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37 // @formatter:off
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38 public class Parser {
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39 public static final int _EOF = 0;
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40 public static final int _identifier = 1;
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41 public static final int _stringLiteral = 2;
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42 public static final int _numericLiteral = 3;
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43 public static final int maxT = 30;
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44
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45 static final boolean T = true;
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46 static final boolean x = false;
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47 static final int minErrDist = 2;
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48
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49 public Token t; // last recognized token
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50 public Token la; // lookahead token
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51 int errDist = minErrDist;
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52
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53 public final Scanner scanner;
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54 public final Errors errors;
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55 private final SLNodeFactory factory;
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56
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57 public Parser(SLContext context, Source source) {
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58 this.scanner = new Scanner(source.getInputStream());
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59 this.factory = new SLNodeFactory(context, source, this);
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60 errors = new Errors();
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61 }
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62
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63 void SynErr(int n) {
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64 if (errDist >= minErrDist)
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65 errors.SynErr(la.line, la.col, n);
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66 errDist = 0;
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67 }
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68
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69 public void SemErr(String msg) {
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70 if (errDist >= minErrDist)
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71 errors.SemErr(t.line, t.col, msg);
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72 errDist = 0;
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73 }
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74
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75 void Get() {
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76 for (;;) {
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77 t = la;
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78 la = scanner.Scan();
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79 if (la.kind <= maxT) {
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80 ++errDist;
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81 break;
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82 }
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83
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84 la = t;
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85 }
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86 }
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87
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88 void Expect(int n) {
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89 if (la.kind == n)
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90 Get();
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91 else {
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92 SynErr(n);
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93 }
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94 }
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95
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96 boolean StartOf(int s) {
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97 return set[s][la.kind];
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98 }
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99
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100 void ExpectWeak(int n, int follow) {
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101 if (la.kind == n)
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102 Get();
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103 else {
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104 SynErr(n);
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105 while (!StartOf(follow))
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106 Get();
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107 }
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108 }
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109
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110 boolean WeakSeparator(int n, int syFol, int repFol) {
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111 int kind = la.kind;
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112 if (kind == n) {
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113 Get();
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114 return true;
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115 } else if (StartOf(repFol))
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116 return false;
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117 else {
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118 SynErr(n);
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119 while (!(set[syFol][kind] || set[repFol][kind] || set[0][kind])) {
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120 Get();
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121 kind = la.kind;
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122 }
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123 return StartOf(syFol);
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124 }
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125 }
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126
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127 void SimpleLanguage() {
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128 Function();
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129 while (la.kind == 4) {
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130 Function();
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131 }
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132 }
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133
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134 void Function() {
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135 Expect(4);
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136 Expect(1);
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137 String name = t.val;
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138 Expect(5);
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139 List<String> parameters = new ArrayList<>();
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140 if (la.kind == 1) {
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141 Get();
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7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
142 parameters.add(t.val);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
143 while (la.kind == 6) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
144 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
145 Expect(1);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
146 parameters.add(t.val);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
147 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
148 }
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
149 Expect(7);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
150 factory.startFunction(name, parameters);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
151 SLStatementNode body = Block();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
152 factory.finishFunction(body);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
153 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
154
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
155 SLStatementNode Block() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
156 SLStatementNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
157 factory.startBlock();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
158 List<SLStatementNode> statements = new ArrayList<>();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
159 Expect(8);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
160 while (StartOf(1)) {
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
161 SLStatementNode statement = Statement();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
162 statements.add(statement);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
163 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
164 Expect(9);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
165 result = factory.finishBlock(statements);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
166 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
167 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
168
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
169 SLStatementNode Statement() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
170 SLStatementNode result;
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
171 result = null;
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
172 switch (la.kind) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
173 case 15: {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
174 result = WhileStatement();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
175 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
176 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
177 case 10: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
178 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
179 result = factory.createBreak();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
180 Expect(11);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
181 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
182 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
183 case 12: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
184 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
185 result = factory.createContinue();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
186 Expect(11);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
187 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
188 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
189 case 13: {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
190 result = IfStatement();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
191 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
192 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
193 case 16: {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
194 result = ReturnStatement();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
195 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
196 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
197 case 1: case 2: case 3: case 5: {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
198 result = Expression();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
199 Expect(11);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
200 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
201 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
202 default: SynErr(31); break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
203 }
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
204 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
205 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
206
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
207 SLStatementNode WhileStatement() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
208 SLStatementNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
209 Expect(15);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
210 Expect(5);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
211 SLExpressionNode condition = Expression();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
212 Expect(7);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
213 SLStatementNode body = Block();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
214 result = factory.createWhile(condition, body);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
215 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
216 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
217
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
218 SLStatementNode IfStatement() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
219 SLStatementNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
220 Expect(13);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
221 Expect(5);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
222 SLExpressionNode condition = Expression();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
223 Expect(7);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
224 SLStatementNode thenPart = Block();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
225 SLStatementNode elsePart = null;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
226 if (la.kind == 14) {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
227 Get();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
228 elsePart = Block();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
229 }
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
230 result = factory.createIf(condition, thenPart, elsePart);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
231 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
232 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
233
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
234 SLStatementNode ReturnStatement() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
235 SLStatementNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
236 Expect(16);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
237 SLExpressionNode value = Expression();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
238 Expect(11);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
239 result = factory.createReturn(value);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
240 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
241 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
242
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
243 SLExpressionNode Expression() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
244 SLExpressionNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
245 result = LogicTerm();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
246 while (la.kind == 17) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
247 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
248 String op = t.val;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
249 SLExpressionNode right = LogicTerm();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
250 result = factory.createBinary(op, result, right);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
251 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
252 return result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
253 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
254
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
255 SLExpressionNode LogicTerm() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
256 SLExpressionNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
257 result = LogicFactor();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
258 while (la.kind == 18) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
259 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
260 String op = t.val;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
261 SLExpressionNode right = LogicFactor();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
262 result = factory.createBinary(op, result, right);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
263 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
264 return result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
265 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
266
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
267 SLExpressionNode LogicFactor() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
268 SLExpressionNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
269 result = Arithmetic();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
270 if (StartOf(2)) {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
271 switch (la.kind) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
272 case 19: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
273 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
274 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
275 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
276 case 20: {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
277 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
278 break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
279 }
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
280 case 21: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
281 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
282 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
283 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
284 case 22: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
285 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
286 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
287 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
288 case 23: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
289 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
290 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
291 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
292 case 24: {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
293 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
294 break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
295 }
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
296 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
297 String op = t.val;
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
298 SLExpressionNode right = Arithmetic();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
299 result = factory.createBinary(op, result, right);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
300 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
301 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
302 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
303
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
304 SLExpressionNode Arithmetic() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
305 SLExpressionNode result;
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
306 result = Term();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
307 while (la.kind == 25 || la.kind == 26) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
308 if (la.kind == 25) {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
309 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
310 } else {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
311 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
312 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
313 String op = t.val;
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
314 SLExpressionNode right = Term();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
315 result = factory.createBinary(op, result, right);
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
316 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
317 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
318 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
319
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
320 SLExpressionNode Term() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
321 SLExpressionNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
322 result = Factor();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
323 while (la.kind == 27 || la.kind == 28) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
324 if (la.kind == 27) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
325 Get();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
326 } else {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
327 Get();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
328 }
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
329 String op = t.val;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
330 SLExpressionNode right = Factor();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
331 result = factory.createBinary(op, result, right);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
332 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
333 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
334 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
335
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
336 SLExpressionNode Factor() {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
337 SLExpressionNode result;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
338 result = null;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
339 if (la.kind == 1) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
340 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
341 String name = t.val;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
342 if (la.kind == 5) {
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
343 Get();
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
344 List<SLExpressionNode> parameters = new ArrayList<>();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
345 SLExpressionNode parameter;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
346 if (StartOf(3)) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
347 parameter = Expression();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
348 parameters.add(parameter);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
349 while (la.kind == 6) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
350 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
351 parameter = Expression();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
352 parameters.add(parameter);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
353 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
354 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
355 result = factory.createCall(factory.createRead(name), parameters);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
356 Expect(7);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
357 } else if (la.kind == 29) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
358 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
359 SLExpressionNode value = Expression();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
360 result = factory.createAssignment(name, value);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
361 } else if (StartOf(4)) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
362 result = factory.createRead(name);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
363 } else SynErr(32);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
364 } else if (la.kind == 2) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
365 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
366 result = factory.createStringLiteral(t.val.substring(1, t.val.length() - 1));
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
367 } else if (la.kind == 3) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
368 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
369 result = factory.createNumericLiteral(t.val);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
370 } else if (la.kind == 5) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
371 Get();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
372 result = Expression();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
373 Expect(7);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
374 } else SynErr(33);
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
375 return result;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
376 }
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
377
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
378
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
379
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
380 public void Parse() {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
381 la = new Token();
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
382 la.val = "";
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
383 Get();
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
384 SimpleLanguage();
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
385 Expect(0);
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
386
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
387 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
388
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
389 private static final boolean[][] set = {
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
390 {T,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x},
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
391 {x,T,T,T, x,T,x,x, x,x,T,x, T,T,x,T, T,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x},
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
392 {x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,T, T,T,T,T, T,x,x,x, x,x,x,x},
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
393 {x,T,T,T, x,T,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x, x,x,x,x},
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
394 {x,x,x,x, x,x,T,T, x,x,x,T, x,x,x,x, x,T,T,T, T,T,T,T, T,T,T,T, T,x,x,x}
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
395
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
396 };
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
397
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
398 public static void parseSL(SLContext context, Source source) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
399 Parser parser = new Parser(context, source);
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
400 parser.Parse();
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
401 if (parser.errors.errors.size() > 0) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
402 StringBuilder msg = new StringBuilder("Error(s) parsing script:\n");
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
403 for (String error : parser.errors.errors) {
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
404 msg.append(error).append("\n");
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
405 }
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
406 throw new SLException(msg.toString());
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
407 }
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
408 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
409 } // end Parser
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
410
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
411 class Errors {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
412
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
413 protected final List<String> errors = new ArrayList<>();
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
414 public String errMsgFormat = "-- line {0} col {1}: {2}"; // 0=line, 1=column, 2=text
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
415
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
416 protected void printMsg(int line, int column, String msg) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
417 StringBuffer b = new StringBuffer(errMsgFormat);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
418 int pos = b.indexOf("{0}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
419 if (pos >= 0) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
420 b.delete(pos, pos + 3);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
421 b.insert(pos, line);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
422 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
423 pos = b.indexOf("{1}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
424 if (pos >= 0) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
425 b.delete(pos, pos + 3);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
426 b.insert(pos, column);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
427 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
428 pos = b.indexOf("{2}");
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
429 if (pos >= 0)
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
430 b.replace(pos, pos + 3, msg);
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
431 errors.add(b.toString());
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
432 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
433
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
434 public void SynErr(int line, int col, int n) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
435 String s;
12754
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
436 switch (n) {
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
437 case 0: s = "EOF expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
438 case 1: s = "identifier expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
439 case 2: s = "stringLiteral expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
440 case 3: s = "numericLiteral expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
441 case 4: s = "\"function\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
442 case 5: s = "\"(\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
443 case 6: s = "\",\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
444 case 7: s = "\")\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
445 case 8: s = "\"{\" expected"; break;
7311354f5bf8 SL: fixed eclipse formatter problems.
Christian Humer <christian.humer@gmail.com>
parents: 12752
diff changeset
446 case 9: s = "\"}\" expected"; break;
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
447 case 10: s = "\"break\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
448 case 11: s = "\";\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
449 case 12: s = "\"continue\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
450 case 13: s = "\"if\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
451 case 14: s = "\"else\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
452 case 15: s = "\"while\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
453 case 16: s = "\"return\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
454 case 17: s = "\"||\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
455 case 18: s = "\"&&\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
456 case 19: s = "\"<\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
457 case 20: s = "\">\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
458 case 21: s = "\"<=\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
459 case 22: s = "\">=\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
460 case 23: s = "\"==\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
461 case 24: s = "\"!=\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
462 case 25: s = "\"+\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
463 case 26: s = "\"-\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
464 case 27: s = "\"*\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
465 case 28: s = "\"/\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
466 case 29: s = "\"=\" expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
467 case 30: s = "??? expected"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
468 case 31: s = "invalid Statement"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
469 case 32: s = "invalid Factor"; break;
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
470 case 33: s = "invalid Factor"; break;
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
471 default:
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
472 s = "error " + n;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
473 break;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
474 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
475 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
476 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
477
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
478 public void SemErr(int line, int col, String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
479 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
480 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
481
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
482 public void SemErr(String s) {
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
483 errors.add(s);
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
484 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
485
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
486 public void Warning(int line, int col, String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
487 printMsg(line, col, s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
488 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
489
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
490 public void Warning(String s) {
13761
7c418666c6c9 Refactoring and cleanup of Simple Language (more to come soon)
Christian Wimmer <christian.wimmer@oracle.com>
parents: 12754
diff changeset
491 errors.add(s);
7292
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
492 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
493 } // Errors
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
494
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
495 class FatalError extends RuntimeException {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
496
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
497 public static final long serialVersionUID = 1L;
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
498
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
499 public FatalError(String s) {
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
500 super(s);
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
501 }
213c1297a814 Simple Language: A simple dynamic programming language to demonstrate Truffle features
Christian Wimmer <christian.wimmer@oracle.com>
parents:
diff changeset
502 }