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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/SLNodeFactory.java @ 13370:3e67710a6d08

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SchedulePhase: remove old memory aware scheudling
author Bernhard Urban <bernhard.urban@jku.at>
date Tue, 17 Dec 2013 21:39:01 +0100
parents 06afa0db90b3
children e076c87ab175
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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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
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.sl;
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24
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25 import java.math.*;
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26 import java.util.*;
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27
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28 import com.oracle.truffle.api.*;
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29 import com.oracle.truffle.api.frame.*;
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30 import com.oracle.truffle.api.nodes.*;
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31 import com.oracle.truffle.sl.nodes.ArithmeticNodeFactory.AddNodeFactory;
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32 import com.oracle.truffle.sl.nodes.ArithmeticNodeFactory.DivNodeFactory;
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33 import com.oracle.truffle.sl.nodes.ArithmeticNodeFactory.MulNodeFactory;
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34 import com.oracle.truffle.sl.nodes.ArithmeticNodeFactory.SubNodeFactory;
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35 import com.oracle.truffle.sl.nodes.*;
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36 import com.oracle.truffle.sl.parser.*;
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37 import com.oracle.truffle.sl.runtime.*;
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38
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39 public class SLNodeFactory {
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40
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41 private final SLContext context;
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42
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43 private Parser parser;
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44 private FrameDescriptor frameDescriptor;
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45 private TypedNode returnValue;
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46
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47 private Source source;
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48 private String currentFunctionName;
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49
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50 public SLNodeFactory(SLContext context) {
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51 this.context = context;
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52 }
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53
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54 public void setSource(Source source) {
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55 this.source = source;
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56 }
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57
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58 public void setParser(Parser parser) {
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59 this.parser = parser;
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60 }
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61
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62 public void startFunction() {
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63 frameDescriptor = new FrameDescriptor();
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64 }
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65
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66 public void createFunction(StatementNode body, String name, String[] parameterNames) {
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67 context.getFunctionRegistry().register(name, FunctionRootNode.createFunction(body, frameDescriptor, name, returnValue, parameterNames));
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68 this.currentFunctionName = name;
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69 this.returnValue = null;
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70 }
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71
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72 private <T extends Node> T assignSource(T node) {
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73 node.assignSourceSection(ParserUtils.createSourceSection(source, currentFunctionName, parser));
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74 return node;
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75 }
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76
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77 public TypedNode createLocal(String name) {
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78 return assignSource(new ReadUninitializedNode(context, frameDescriptor.findOrAddFrameSlot(name, FrameSlotKind.Int)));
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79 }
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80
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81 public TypedNode createStringLiteral(String value) {
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82 return assignSource(new StringLiteralNode(value));
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83 }
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84
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85 public TypedNode createAssignment(TypedNode read, TypedNode assignment) {
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86 FrameSlot slot = ((ReadUninitializedNode) read).getSlot();
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87 return assignSource(WriteLocalNodeFactory.create(slot, assignment));
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88 }
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89
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90 public StatementNode createWhile(ConditionNode condition, StatementNode body) {
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91 return assignSource(new WhileNode(condition, body));
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92 }
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93
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94 public StatementNode createBlock(List<StatementNode> statements) {
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95 return assignSource(new BlockNode(statements.toArray(new StatementNode[statements.size()])));
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96 }
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97
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98 public TypedNode createCall(TypedNode function, TypedNode[] parameters) {
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99 return assignSource(CallNode.create(function, parameters));
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100 }
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101
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102 public TypedNode createBinary(String operation, TypedNode left, TypedNode right) {
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103 TypedNode binary;
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104 switch (operation) {
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105 case "+":
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106 binary = AddNodeFactory.create(left, right);
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107 break;
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108 case "*":
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109 binary = MulNodeFactory.create(left, right);
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110 break;
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111 case "/":
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112 binary = DivNodeFactory.create(left, right);
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113 break;
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114 case "-":
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115 binary = SubNodeFactory.create(left, right);
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116 break;
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117 case "<":
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118 binary = LessThanNodeFactory.create(left, right);
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119 break;
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120 case "&&":
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121 binary = LogicalAndNodeFactory.create(left, right);
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122 break;
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123 default:
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124 throw new RuntimeException("unexpected operation: " + operation);
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125 }
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126 return assignSource(binary);
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127 }
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128
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129 public TypedNode createNumericLiteral(String value) {
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130 try {
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131 return assignSource(new IntegerLiteralNode(Integer.parseInt(value)));
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132 } catch (NumberFormatException ex) {
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133 return assignSource(new BigIntegerLiteralNode(new BigInteger(value)));
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134 }
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135 }
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136
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137 public StatementNode createReturn(TypedNode value) {
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138 FrameSlot slot = frameDescriptor.findOrAddFrameSlot("<retval>", FrameSlotKind.Int);
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139 if (returnValue == null) {
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140 returnValue = ReadLocalNodeFactory.create(slot);
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141 }
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142 StatementNode write = WriteLocalNodeFactory.create(slot, value);
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143 return assignSource(new ReturnNode(write));
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144 }
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145
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146 public TypedNode createTernary(TypedNode condition, TypedNode thenPart, TypedNode elsePart) {
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147 return assignSource(TernaryNodeFactory.create(condition, thenPart, elsePart));
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148 }
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149
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150 public StatementNode createIf(ConditionNode condition, StatementNode then, StatementNode elseNode) {
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151 return assignSource(IfNodeFactory.create(then, elseNode, condition));
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152 }
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153
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154 }