Mercurial > hg > blitz_stable
annotate src/com/go/trove/classfile/CodeBuilder.java @ 32:243c74d599bf
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author | Dan Creswell <dan.creswell@gmail.com> |
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date | Sat, 12 Jun 2010 10:41:47 +0100 |
parents | 3dc0c5604566 |
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1 /* ==================================================================== |
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2 * Trove - Copyright (c) 1997-2000 Walt Disney Internet Group |
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3 * ==================================================================== |
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4 * The Tea Software License, Version 1.1 |
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5 * |
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6 * Copyright (c) 2000 Walt Disney Internet Group. All rights reserved. |
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7 * |
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8 * Redistribution and use in source and binary forms, with or without |
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9 * modification, are permitted provided that the following conditions |
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10 * are met: |
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11 * |
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12 * 1. Redistributions of source code must retain the above copyright |
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13 * notice, this list of conditions and the following disclaimer. |
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14 * |
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15 * 2. Redistributions in binary form must reproduce the above copyright |
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16 * notice, this list of conditions and the following disclaimer in |
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17 * the documentation and/or other materials provided with the |
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18 * distribution. |
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19 * |
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20 * 3. The end-user documentation included with the redistribution, |
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21 * if any, must include the following acknowledgment: |
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22 * "This product includes software developed by the |
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23 * Walt Disney Internet Group (http://opensource.go.com/)." |
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24 * Alternately, this acknowledgment may appear in the software itself, |
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25 * if and wherever such third-party acknowledgments normally appear. |
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26 * |
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27 * 4. The names "Tea", "TeaServlet", "Kettle", "Trove" and "BeanDoc" must |
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28 * not be used to endorse or promote products derived from this |
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29 * software without prior written permission. For written |
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30 * permission, please contact opensource@dig.com. |
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31 * |
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32 * 5. Products derived from this software may not be called "Tea", |
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33 * "TeaServlet", "Kettle" or "Trove", nor may "Tea", "TeaServlet", |
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34 * "Kettle", "Trove" or "BeanDoc" appear in their name, without prior |
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35 * written permission of the Walt Disney Internet Group. |
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36 * |
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37 * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED |
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38 * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
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39 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
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40 * DISCLAIMED. IN NO EVENT SHALL THE WALT DISNEY INTERNET GROUP OR ITS |
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41 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, |
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42 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, |
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43 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR |
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44 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY |
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45 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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46 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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47 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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48 * ==================================================================== |
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49 * |
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50 * For more information about Tea, please see http://opensource.go.com/. |
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51 */ |
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52 |
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53 package com.go.trove.classfile; |
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54 |
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55 import java.lang.reflect.*; |
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56 |
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57 /****************************************************************************** |
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58 * This class is used as an aid in generating code for a method. |
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59 * It controls the max stack, local variable allocation, labels and bytecode. |
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60 * |
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61 * @author Brian S O'Neill |
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62 * @version |
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63 * <!--$$Revision: 1.1 $-->, <!--$$JustDate:--> 01/05/14 <!-- $--> |
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64 */ |
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65 public class CodeBuilder implements CodeBuffer, CodeAssembler { |
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66 private CodeAttr mCodeAttr; |
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67 private ClassFile mClassFile; |
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68 private ConstantPool mCp; |
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69 |
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70 private InstructionList mInstructions = new InstructionList(); |
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71 |
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72 private LocalVariable mThisReference; |
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73 private LocalVariable[] mParameters; |
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74 |
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75 private boolean mSaveLineNumberInfo; |
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76 private boolean mSaveLocalVariableInfo; |
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77 |
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78 /** |
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79 * Construct a CodeBuilder for the CodeAttr of the given MethodInfo. The |
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80 * CodeBuffer for the CodeAttr is automatically set to this CodeBuilder. |
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81 */ |
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82 public CodeBuilder(MethodInfo info) { |
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83 this(info, true, false); |
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84 } |
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85 |
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86 /** |
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87 * Construct a CodeBuilder for the CodeAttr of the given MethodInfo. The |
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88 * CodeBuffer for the CodeAttr is automatically set to this CodeBuilder. |
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89 * |
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90 * @param saveLineNumberInfo When set false, all calls to mapLineNumber |
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91 * are ignored. By default, this value is true. |
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92 * |
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93 * @param saveLocalVariableInfo When set true, all local variable |
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94 * usage information is saved in the ClassFile. By default, this value |
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95 * is false. |
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96 * |
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97 * @see #mapLineNumber |
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98 */ |
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99 public CodeBuilder(MethodInfo info, boolean saveLineNumberInfo, |
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100 boolean saveLocalVariableInfo) { |
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101 mCodeAttr = info.getCodeAttr(); |
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102 mClassFile = info.getClassFile(); |
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103 mCp = mClassFile.getConstantPool(); |
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104 |
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105 mCodeAttr.setCodeBuffer(this); |
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106 |
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107 mSaveLineNumberInfo = saveLineNumberInfo; |
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108 mSaveLocalVariableInfo = saveLocalVariableInfo; |
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109 |
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110 // Create LocalVariable references for "this" reference and other |
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111 // passed in parameters. |
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112 |
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113 LocalVariable localVar; |
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114 int varNum = 0; |
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115 |
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116 if (!info.getAccessFlags().isStatic()) { |
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117 localVar = mInstructions.createLocalParameter |
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118 ("this", mClassFile.getType(), varNum++); |
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119 mThisReference = localVar; |
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120 |
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121 if (saveLocalVariableInfo) { |
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122 mCodeAttr.localVariableUse(localVar); |
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123 } |
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124 } |
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125 |
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126 TypeDescriptor[] paramTypes = |
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127 info.getMethodDescriptor().getParameterTypes(); |
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128 int paramSize = paramTypes.length; |
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129 |
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130 mParameters = new LocalVariable[paramSize]; |
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131 |
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132 for (int i = 0; i<paramTypes.length; i++) { |
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133 localVar = mInstructions.createLocalParameter |
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134 (null, paramTypes[i], varNum); |
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135 varNum += (localVar.isDoubleWord() ? 2 : 1); |
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136 mParameters[i] = localVar; |
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137 |
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138 if (saveLocalVariableInfo) { |
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139 mCodeAttr.localVariableUse(localVar); |
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140 } |
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141 } |
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142 } |
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143 |
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144 public int getMaxStackDepth() { |
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145 return mInstructions.getMaxStackDepth(); |
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146 } |
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147 |
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148 public int getMaxLocals() { |
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149 return mInstructions.getMaxLocals(); |
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150 } |
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151 |
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152 public byte[] getByteCodes() { |
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153 return mInstructions.getByteCodes(); |
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154 } |
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155 |
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156 public ExceptionHandler[] getExceptionHandlers() { |
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157 return mInstructions.getExceptionHandlers(); |
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158 } |
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159 |
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160 private void addCode(int stackAdjust, byte opcode) { |
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161 mInstructions.new CodeInstruction(stackAdjust, new byte[] {opcode}); |
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162 } |
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163 |
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164 private void addCode(int stackAdjust, byte opcode, byte operand) { |
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165 mInstructions.new CodeInstruction |
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166 (stackAdjust, new byte[] {opcode, operand}); |
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167 } |
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168 |
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169 private void addCode(int stackAdjust, byte opcode, short operand) { |
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170 mInstructions.new CodeInstruction |
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171 (stackAdjust, |
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172 new byte[] {opcode, (byte)(operand >> 8), (byte)operand}); |
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173 } |
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174 |
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175 private void addCode(int stackAdjust, byte opcode, int operand) { |
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176 byte[] bytes = new byte[5]; |
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177 |
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178 bytes[0] = opcode; |
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179 bytes[1] = (byte)(operand >> 24); |
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180 bytes[2] = (byte)(operand >> 16); |
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181 bytes[3] = (byte)(operand >> 8); |
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182 bytes[4] = (byte)operand; |
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183 |
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184 mInstructions.new CodeInstruction(stackAdjust, bytes); |
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185 } |
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186 |
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187 private void addCode(int stackAdjust, byte opcode, ConstantInfo info) { |
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188 // The zeros get filled in later, when the ConstantInfo index |
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189 // is resolved. |
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190 mInstructions.new ConstantOperandInstruction |
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191 (stackAdjust, |
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192 new byte[] {opcode, (byte)0, (byte)0}, info); |
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193 } |
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194 |
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195 /** |
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196 * Returns LocalVariable references for all the parameters passed into |
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197 * the method being assembled, not including any "this" reference. |
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198 * Returns a zero-length array if there are no passed in parameters. |
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199 * |
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200 * <p>The names of the LocalVariables returned by this method are initially |
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201 * set to null. It is encouraged that a name be provided. |
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202 */ |
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203 public LocalVariable[] getParameters() { |
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204 return (LocalVariable[])mParameters.clone(); |
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205 } |
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206 |
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207 /** |
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208 * Creates a LocalVariable reference from a name and type. Although name |
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209 * is optional, it is encouraged that a name be provided. Names do not |
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210 * need to be unique. |
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211 * |
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212 * @param name Optional name for the LocalVariable. |
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213 * @param type The type of data that the requested LocalVariable can |
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214 * store. |
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215 */ |
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216 public LocalVariable createLocalVariable(String name, |
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217 TypeDescriptor type) { |
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218 LocalVariable localVar = mInstructions.createLocalVariable(name, type); |
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219 |
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220 if (mSaveLocalVariableInfo) { |
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221 mCodeAttr.localVariableUse(localVar); |
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222 } |
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223 |
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224 return localVar; |
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225 } |
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226 |
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227 /** |
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228 * Creates a label, whose location must be set. To create a label and |
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229 * locate it here, the following example demonstrates how the call to |
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230 * setLocation can be chained: |
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231 * |
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232 * <pre> |
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233 * CodeBuilder builder; |
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234 * ... |
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235 * Label label = builder.createLabel().setLocation(); |
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236 * </pre> |
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237 * |
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238 * @see Label#setLocation |
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239 */ |
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240 public Label createLabel() { |
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241 return mInstructions.new LabelInstruction(); |
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242 } |
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243 |
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244 /** |
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245 * Sets up an exception handler located here, the location of the next |
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246 * code to be generated. |
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247 * |
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248 * @param startLocation Location or label at the start of the section of |
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249 * code to be wrapped by an exception handler. |
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250 * @param endLocation Location or label directly after the end of the |
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251 * section of code. |
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252 * @param catchClassName The name of the type of exception to be caught; |
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253 * if null, then catch every object. |
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254 */ |
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255 public void exceptionHandler(Location startLocation, |
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256 Location endLocation, |
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257 String catchClassName) { |
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258 Location catchLocation = createLabel().setLocation(); |
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259 |
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260 ConstantClassInfo catchClass; |
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261 if (catchClassName == null) { |
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262 catchClass = null; |
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263 } |
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264 else { |
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265 catchClass = ConstantClassInfo.make(mCp, catchClassName); |
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266 } |
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267 |
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268 ExceptionHandler handler = |
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269 new ExceptionHandler(startLocation, endLocation, |
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270 catchLocation, catchClass); |
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271 |
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272 mInstructions.addExceptionHandler(handler); |
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273 } |
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274 |
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275 /** |
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276 * Map the location of the next code to be generated to a line number |
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277 * in source code. This enables line numbers in a stack trace from the |
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278 * generated code. |
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279 */ |
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280 public void mapLineNumber(int lineNumber) { |
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281 if (mSaveLineNumberInfo) { |
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282 mCodeAttr.mapLineNumber(createLabel().setLocation(), lineNumber); |
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283 } |
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284 } |
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285 |
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286 // load-constant-to-stack style instructions |
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287 |
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288 /** |
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289 * Generates code that loads a constant string value onto the stack. |
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290 * If value is null, the generated code loads a null onto the stack. |
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291 * Strings that exceed 65535 UTF encoded bytes in length are loaded by |
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292 * creating a StringBuffer, appending substrings, and then converting to a |
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293 * String. |
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294 */ |
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295 public void loadConstant(String value) { |
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296 if (value == null) { |
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297 addCode(1, Opcode.ACONST_NULL); |
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298 return; |
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299 } |
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300 |
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301 int strlen = value.length(); |
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302 |
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303 if (strlen <= (65535 / 3)) { |
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304 // Guaranteed to fit in a Java UTF encoded string. |
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305 ConstantInfo info = ConstantStringInfo.make(mCp, value); |
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306 mInstructions.new LoadConstantInstruction(1, info); |
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307 return; |
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308 } |
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309 |
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310 // Compute actual UTF length. |
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311 |
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312 int utflen = 0; |
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313 |
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314 for (int i=0; i<strlen; i++) { |
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315 int c = value.charAt(i); |
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316 if ((c >= 0x0001) && (c <= 0x007F)) { |
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317 utflen++; |
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318 } |
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319 else if (c > 0x07FF) { |
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320 utflen += 3; |
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321 } |
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322 else { |
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323 utflen += 2; |
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324 } |
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325 } |
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326 |
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327 if (utflen <= 65535) { |
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328 ConstantInfo info = ConstantStringInfo.make(mCp, value); |
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329 mInstructions.new LoadConstantInstruction(1, info); |
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330 return; |
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331 } |
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332 |
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333 // Break string up into chunks and construct in a StringBuffer. |
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334 |
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335 TypeDescriptor stringBufferDesc = |
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336 new TypeDescriptor(StringBuffer.class); |
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337 |
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338 TypeDescriptor intDesc = new TypeDescriptor(int.class); |
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339 TypeDescriptor stringDesc = new TypeDescriptor(String.class); |
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340 TypeDescriptor[] stringParam = new TypeDescriptor[] {stringDesc}; |
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341 |
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342 newObject(stringBufferDesc); |
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343 dup(); |
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344 loadConstant(strlen); |
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345 invokeConstructor("java.lang.StringBuffer", |
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346 new TypeDescriptor[] {intDesc}); |
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347 |
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348 int beginIndex; |
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349 int endIndex = 0; |
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350 |
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351 while (endIndex < strlen) { |
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352 beginIndex = endIndex; |
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353 |
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354 // Make each chunk as large as possible. |
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355 utflen = 0; |
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356 for (; endIndex < strlen; endIndex++) { |
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357 int c = value.charAt(endIndex); |
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358 int size; |
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359 if ((c >= 0x0001) && (c <= 0x007F)) { |
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360 size = 1; |
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361 } |
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362 else if (c > 0x07FF) { |
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363 size = 3; |
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364 } |
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365 else { |
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366 size = 2; |
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367 } |
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368 |
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369 if ((utflen + size) > 65535) { |
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370 break; |
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371 } |
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372 else { |
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373 utflen += size; |
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374 } |
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375 } |
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376 |
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377 String substr = value.substring(beginIndex, endIndex); |
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378 |
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379 ConstantInfo info = ConstantStringInfo.make(mCp, substr); |
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380 mInstructions.new LoadConstantInstruction(1, info); |
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381 |
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382 invokeVirtual("java.lang.StringBuffer", "append", |
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383 stringBufferDesc, stringParam); |
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384 } |
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385 |
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386 invokeVirtual("java.lang.StringBuffer", "toString", |
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387 stringDesc, null); |
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388 } |
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389 |
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390 /** |
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391 * Generates code that loads a constant boolean value onto the stack. |
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392 */ |
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393 public void loadConstant(boolean value) { |
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394 loadConstant(value?1:0); |
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395 } |
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396 |
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397 /** |
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398 * Generates code that loads a constant int, char, short or byte value |
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399 * onto the stack. |
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400 */ |
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401 public void loadConstant(int value) { |
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402 if (-1 <= value && value <= 5) { |
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403 byte op; |
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404 |
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405 switch(value) { |
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406 case -1: |
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407 op = Opcode.ICONST_M1; |
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408 break; |
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409 case 0: |
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410 op = Opcode.ICONST_0; |
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411 break; |
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412 case 1: |
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413 op = Opcode.ICONST_1; |
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414 break; |
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415 case 2: |
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416 op = Opcode.ICONST_2; |
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417 break; |
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418 case 3: |
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419 op = Opcode.ICONST_3; |
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parents:
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420 break; |
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421 case 4: |
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422 op = Opcode.ICONST_4; |
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423 break; |
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424 case 5: |
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425 op = Opcode.ICONST_5; |
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426 break; |
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427 default: |
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428 op = Opcode.NOP; |
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429 } |
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430 |
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431 addCode(1, op); |
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432 } |
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433 else if (-128 <= value && value <= 127) { |
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434 addCode(1, Opcode.BIPUSH, (byte)value); |
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parents:
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435 } |
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parents:
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436 else if (-32768 <= value && value <= 32767) { |
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parents:
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437 addCode(1, Opcode.SIPUSH, (short)value); |
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438 } |
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parents:
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439 else { |
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440 ConstantInfo info = ConstantIntegerInfo.make(mCp, value); |
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441 mInstructions.new LoadConstantInstruction(1, info); |
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442 } |
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443 } |
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444 |
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445 /** |
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parents:
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446 * Generates code that loads a constant long value onto the stack. |
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parents:
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447 */ |
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448 public void loadConstant(long value) { |
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449 if (value == 0) { |
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450 addCode(2, Opcode.LCONST_0); |
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parents:
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451 } |
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452 else if (value == 1) { |
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453 addCode(2, Opcode.LCONST_1); |
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parents:
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454 } |
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parents:
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455 else { |
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456 ConstantInfo info = ConstantLongInfo.make(mCp, value); |
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457 mInstructions.new LoadConstantInstruction(2, info, true); |
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parents:
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458 } |
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parents:
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|
459 } |
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parents:
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|
460 |
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parents:
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|
461 /** |
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parents:
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|
462 * Generates code that loads a constant float value onto the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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463 */ |
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|
464 public void loadConstant(float value) { |
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465 if (value == 0) { |
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466 addCode(1, Opcode.FCONST_0); |
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parents:
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|
467 } |
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parents:
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468 else if (value == 1) { |
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parents:
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469 addCode(1, Opcode.FCONST_1); |
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parents:
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470 } |
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parents:
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471 else if (value == 2) { |
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472 addCode(1, Opcode.FCONST_2); |
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parents:
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|
473 } |
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parents:
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|
474 else { |
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parents:
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|
475 ConstantInfo info = ConstantFloatInfo.make(mCp, value); |
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476 mInstructions.new LoadConstantInstruction(1, info); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
477 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
478 } |
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parents:
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changeset
|
479 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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480 /** |
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481 * Generates code that loads a constant double value onto the stack. |
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482 */ |
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483 public void loadConstant(double value) { |
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484 if (value == 0) { |
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485 addCode(2, Opcode.DCONST_0); |
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486 } |
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487 else if (value == 1) { |
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488 addCode(2, Opcode.DCONST_1); |
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489 } |
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490 else { |
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491 ConstantInfo info = ConstantDoubleInfo.make(mCp, value); |
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492 mInstructions.new LoadConstantInstruction(2, info, true); |
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493 } |
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494 } |
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495 |
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496 // load-local-to-stack style instructions |
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497 |
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498 /** |
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499 * Generates code that loads a local variable onto the stack. Parameters |
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500 * passed to a method and the "this" reference are all considered local |
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501 * variables, as well as any that were created. |
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502 * |
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503 * @param local The local variable reference |
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504 * @see #getParameters |
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505 * @see #createLocalVariable |
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506 */ |
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507 public void loadLocal(LocalVariable local) { |
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508 if (local == null) { |
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509 throw new NullPointerException("No local variable specified"); |
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510 } |
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511 |
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512 TypeDescriptor type = local.getType(); |
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513 Class clazz = type.getClassArg(); |
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514 |
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515 int stackAdjust = 1; |
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516 |
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517 if (clazz != null && type.getDimensions() == 0 && |
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518 (clazz == long.class || clazz == double.class)) { |
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519 |
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520 stackAdjust++; |
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521 } |
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522 |
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523 mInstructions.new LoadLocalInstruction(stackAdjust, local); |
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524 } |
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525 |
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526 /** |
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527 * Loads a reference to "this" onto the stack. Static methods have no |
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528 * "this" reference, and an exception is thrown when attempting to |
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529 * generate "this" in a static method. |
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530 */ |
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531 public void loadThis() { |
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532 if (mThisReference != null) { |
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533 loadLocal(mThisReference); |
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534 } |
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535 else { |
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536 throw new RuntimeException |
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537 ("Attempt to load \"this\" reference in a static method"); |
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538 } |
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|
539 } |
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|
540 |
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541 // store-from-stack-to-local style instructions |
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542 |
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543 /** |
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parents:
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544 * Generates code that pops a value off of the stack into a local variable. |
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545 * Parameters passed to a method and the "this" reference are all |
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546 * considered local variables, as well as any that were created. |
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547 * |
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548 * @param local The local variable reference |
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549 * @see #getParameters |
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550 * @see #createLocalVariable |
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551 */ |
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|
552 public void storeLocal(LocalVariable local) { |
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553 if (local == null) { |
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554 throw new NullPointerException("No local variable specified"); |
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parents:
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555 } |
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parents:
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|
556 |
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Dan Creswell <dan.creswell@gmail.com>
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557 TypeDescriptor type = local.getType(); |
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558 Class clazz = type.getClassArg(); |
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|
559 |
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560 int stackAdjust = -1; |
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|
561 |
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562 if (clazz != null && type.getDimensions() == 0 && |
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parents:
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|
563 (clazz == long.class || clazz == double.class)) { |
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parents:
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|
564 |
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parents:
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|
565 stackAdjust--; |
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|
566 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
567 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
568 mInstructions.new StoreLocalInstruction(stackAdjust, local); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
569 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
570 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
571 // load-to-stack-from-array style instructions |
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parents:
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|
572 |
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parents:
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|
573 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
574 * Generates code that loads a value from an array. An array |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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575 * reference followed by an index must be on the stack. The array |
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576 * reference and index are replaced by the value retrieved from the array |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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577 * after the generated instruction has executed. |
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parents:
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|
578 * |
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parents:
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579 * <p>The type doesn't need to be an exact match for objects. Object.class |
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580 * works fine for all objects. For primitive types, use the class that |
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|
581 * matches that type. For an int the type is int.class. |
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|
582 * |
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parents:
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|
583 * @param type The type of data stored in the array. |
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|
584 */ |
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|
585 public void loadFromArray(Class type) { |
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586 byte op; |
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587 int stackAdjust; |
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|
588 |
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|
589 if (type == int.class) { |
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|
590 stackAdjust = -1; |
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591 op = Opcode.IALOAD; |
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|
592 } |
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593 else if (type == boolean.class || type == byte.class) { |
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|
594 stackAdjust = -1; |
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595 op = Opcode.BALOAD; |
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|
596 } |
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parents:
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|
597 else if (type == short.class) { |
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|
598 stackAdjust = -1; |
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|
599 op = Opcode.SALOAD; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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|
600 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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|
601 else if (type == char.class) { |
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602 stackAdjust = -1; |
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603 op = Opcode.CALOAD; |
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604 } |
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605 else if (type == long.class) { |
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606 stackAdjust = 0; |
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607 op = Opcode.LALOAD; |
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parents:
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608 } |
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609 else if (type == float.class) { |
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610 stackAdjust = -1; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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611 op = Opcode.FALOAD; |
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612 } |
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613 else if (type == double.class) { |
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parents:
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614 stackAdjust = 0; |
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615 op = Opcode.DALOAD; |
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parents:
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616 } |
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617 else { |
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618 stackAdjust = -1; |
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619 op = Opcode.AALOAD; |
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parents:
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620 } |
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621 |
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622 addCode(stackAdjust, op); |
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623 } |
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624 |
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625 // store-to-array-from-stack style instructions |
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parents:
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626 |
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627 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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628 * Generates code that stores a value to an array. An array |
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629 * reference followed by an index, followed by a value (or two if a long |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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630 * or double) must be on the stack. All items on the stack are gone |
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parents:
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631 * after the generated instruction has executed. |
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632 * |
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633 * <p>The type doesn't need to be an exact match for objects. Object.class |
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634 * works fine for all objects. For primitive types, use the class that |
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635 * matches that type. For an int the type is int.class. |
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636 * |
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637 * @param type The type of data stored in the array. |
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638 */ |
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639 public void storeToArray(Class type) { |
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640 byte op; |
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641 int stackAdjust; |
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parents:
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642 |
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643 if (type == int.class) { |
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parents:
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644 stackAdjust = -3; |
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645 op = Opcode.IASTORE; |
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646 } |
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647 else if (type == boolean.class || type == byte.class) { |
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parents:
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648 stackAdjust = -3; |
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649 op = Opcode.BASTORE; |
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650 } |
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651 else if (type == short.class) { |
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652 stackAdjust = -3; |
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|
653 op = Opcode.SASTORE; |
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parents:
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654 } |
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655 else if (type == char.class) { |
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parents:
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656 stackAdjust = -3; |
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|
657 op = Opcode.CASTORE; |
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parents:
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|
658 } |
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parents:
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659 else if (type == long.class) { |
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parents:
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660 stackAdjust = -4; |
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661 op = Opcode.LASTORE; |
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parents:
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|
662 } |
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parents:
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|
663 else if (type == float.class) { |
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parents:
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|
664 stackAdjust = -3; |
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665 op = Opcode.FASTORE; |
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parents:
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|
666 } |
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parents:
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|
667 else if (type == double.class) { |
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parents:
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|
668 stackAdjust = -4; |
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parents:
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|
669 op = Opcode.DASTORE; |
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parents:
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|
670 } |
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parents:
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|
671 else { |
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parents:
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|
672 stackAdjust = -3; |
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parents:
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673 op = Opcode.AASTORE; |
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parents:
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|
674 } |
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parents:
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|
675 |
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parents:
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|
676 addCode(stackAdjust, op); |
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parents:
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|
677 } |
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parents:
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|
678 |
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parents:
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|
679 // load-field-to-stack style instructions |
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parents:
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|
680 |
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parents:
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|
681 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
682 * Generates code that loads a value from a field from this class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
683 * An object reference must be on the stack. After the generated code |
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parents:
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|
684 * has executed, the object reference is replaced by the value retrieved |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
685 * from the field. |
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parents:
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|
686 */ |
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parents:
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|
687 public void loadField(String fieldName, |
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parents:
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688 TypeDescriptor type) { |
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parents:
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|
689 getfield(0, Opcode.GETFIELD, constantField(fieldName, type), type); |
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parents:
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|
690 } |
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parents:
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|
691 |
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parents:
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changeset
|
692 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
693 * Generates code that loads a value from a field from any class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
694 * An object reference must be on the stack. After the generated code |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
695 * has executed, the object reference is replaced by the value retrieved |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
696 * from the field. |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
697 */ |
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parents:
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|
698 public void loadField(String className, |
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|
699 String fieldName, |
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parents:
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|
700 TypeDescriptor type) { |
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parents:
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|
701 |
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parents:
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|
702 getfield(0, Opcode.GETFIELD, |
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parents:
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|
703 mCp.addConstantField(className, fieldName, type), |
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parents:
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|
704 type); |
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parents:
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|
705 } |
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parents:
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changeset
|
706 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
707 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
708 * Generates code that loads a value from a static field from this class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
709 * After the generated code has executed, the value retrieved is placed |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
710 * on the stack. |
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parents:
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changeset
|
711 */ |
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parents:
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|
712 public void loadStaticField(String fieldName, |
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parents:
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changeset
|
713 TypeDescriptor type) { |
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parents:
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changeset
|
714 |
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parents:
diff
changeset
|
715 getfield(1, Opcode.GETSTATIC, constantField(fieldName, type), type); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
716 } |
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parents:
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changeset
|
717 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
718 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
719 * Generates code that loads a value from a static field from any class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
720 * After the generated code has executed, the value retrieved is placed |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
721 * on the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
722 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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723 public void loadStaticField(String className, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
724 String fieldName, |
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parents:
diff
changeset
|
725 TypeDescriptor type) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
726 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
727 getfield(1, Opcode.GETSTATIC, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
728 mCp.addConstantField(className, fieldName, type), |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
729 type); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
730 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
731 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
732 private void getfield(int stackAdjust, byte opcode, ConstantInfo info, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
733 TypeDescriptor type) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
734 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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735 Class clazz = type.getClassArg(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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736 if (clazz != null && type.getDimensions() == 0 && |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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737 (clazz == long.class || clazz == double.class)) { |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
738 stackAdjust++; |
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parents:
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|
739 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
740 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
741 addCode(stackAdjust, opcode, info); |
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parents:
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|
742 } |
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|
743 |
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parents:
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744 private ConstantFieldInfo constantField(String fieldName, |
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745 TypeDescriptor type) { |
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Dan Creswell <dan.creswell@gmail.com>
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746 return mCp.addConstantField |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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747 (mClassFile.getClassName(), fieldName, type); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
748 } |
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parents:
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|
749 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
750 // store-to-field-from-stack style instructions |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
751 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
752 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
753 * Generates code that stores a value into a field from this class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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754 * An object reference and value must be on the stack. After the generated |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
755 * code has executed, the object reference and value are gone from |
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parents:
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|
756 * the stack. |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
757 */ |
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|
758 public void storeField(String fieldName, |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
759 TypeDescriptor type) { |
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parents:
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changeset
|
760 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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|
761 putfield(-1, Opcode.PUTFIELD, constantField(fieldName, type), type); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
762 } |
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parents:
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|
763 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
764 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
765 * Generates code that stores a value into a field from any class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
766 * An object reference and value must be on the stack. After the generated |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
767 * code has executed, the object reference and value are gone from |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
768 * the stack. |
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parents:
diff
changeset
|
769 */ |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
770 public void storeField(String className, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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771 String fieldName, |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
772 TypeDescriptor type) { |
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parents:
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|
773 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
774 putfield(-1, Opcode.PUTFIELD, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
775 mCp.addConstantField(className, fieldName, type), |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
776 type); |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
777 } |
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parents:
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|
778 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
779 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
780 * Generates code that stores a value into a field from this class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
781 * A value must be on the stack. After the generated |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
782 * code has executed, the value is gone from the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
783 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
784 public void storeStaticField(String fieldName, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
785 TypeDescriptor type) { |
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parents:
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|
786 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
787 putfield(0, Opcode.PUTSTATIC, constantField(fieldName, type), type); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
788 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
789 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
790 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
791 * Generates code that stores a value into a field from any class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
792 * A value must be on the stack. After the generated |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
793 * code has executed, the value is gone from the stack. |
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parents:
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|
794 */ |
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parents:
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|
795 public void storeStaticField(String className, |
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parents:
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changeset
|
796 String fieldName, |
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parents:
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|
797 TypeDescriptor type) { |
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parents:
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|
798 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
799 putfield(0, Opcode.PUTSTATIC, |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
800 mCp.addConstantField(className, fieldName, type), |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
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|
801 type); |
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parents:
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|
802 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
803 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
804 private void putfield(int stackAdjust, byte opcode, ConstantInfo info, |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
805 TypeDescriptor type) { |
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parents:
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changeset
|
806 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
807 Class clazz = type.getClassArg(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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808 if (clazz != null && type.getDimensions() == 0 && |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
809 (clazz == long.class || clazz == double.class)) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
810 |
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parents:
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changeset
|
811 stackAdjust -= 2; |
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parents:
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|
812 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
813 else { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
814 stackAdjust--; |
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parents:
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changeset
|
815 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
816 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
817 addCode(stackAdjust, opcode, info); |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
818 } |
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parents:
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changeset
|
819 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
820 // return style instructions |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
821 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
822 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
823 * Generates code that returns void. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
824 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
825 public void returnVoid() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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changeset
|
826 addCode(0, Opcode.RETURN); |
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parents:
diff
changeset
|
827 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
828 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
829 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
830 * Generates code that returns an object or primitive type. The value to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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|
831 * return must be on the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
832 * |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
833 * <p>The type doesn't need to be an exact match for objects. Object.class |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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changeset
|
834 * works fine for all objects. For primitive types, use the class that |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
835 * matches that type. For an int the type is int.class. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
836 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
837 public void returnValue(Class type) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
838 int stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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changeset
|
839 byte op; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
840 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
841 if (type == int.class || |
3dc0c5604566
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parents:
diff
changeset
|
842 type == boolean.class || |
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parents:
diff
changeset
|
843 type == byte.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
844 type == short.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
845 type == char.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
846 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
847 op = Opcode.IRETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
848 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
849 else if (type == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
850 stackAdjust--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
851 op = Opcode.LRETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
852 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
853 else if (type == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
854 op = Opcode.FRETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
855 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
856 else if (type == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
857 stackAdjust--; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
858 op = Opcode.DRETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
859 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
860 else if (type == void.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
861 stackAdjust++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
862 op = Opcode.RETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
863 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
864 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
865 op = Opcode.ARETURN; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
866 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
867 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
868 addCode(stackAdjust, op); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
869 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
870 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
871 // numerical conversion style instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
872 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
873 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
874 * Generates code that converts the value of a primitive type already |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
875 * on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
876 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
877 public void convert(Class fromType, Class toType) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
878 int stackAdjust = 0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
879 byte op; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
880 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
881 if (fromType == int.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
882 fromType == boolean.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
883 fromType == byte.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
884 fromType == short.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
885 fromType == char.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
886 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
887 if (toType == byte.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
888 op = Opcode.I2B; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
889 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
890 else if (toType == short.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
891 op = Opcode.I2S; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
892 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
893 else if (toType == char.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
894 op = Opcode.I2C; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
895 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
896 else if (toType == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
897 op = Opcode.I2F; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
898 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
899 else if (toType == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
900 stackAdjust = 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
901 op = Opcode.I2L; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
902 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
903 else if (toType == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
904 stackAdjust = 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
905 op = Opcode.I2D; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
906 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
907 else if (toType == int.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
908 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
909 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
910 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
911 throw new RuntimeException("Invalid conversion: int to " + |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
912 toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
913 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
914 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
915 addCode(stackAdjust, op); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
916 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
917 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
918 else if (fromType == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
919 if (toType == int.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
920 stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
921 op = Opcode.L2I; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
922 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
923 else if (toType == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
924 stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
925 op = Opcode.L2F; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
926 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
927 else if (toType == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
928 op = Opcode.L2D; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
929 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
930 else if (toType == byte.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
931 toType == char.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
932 toType == short.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
933 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
934 convert(fromType, int.class); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
935 convert(int.class, toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
936 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
937 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
938 else if (toType == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
939 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
940 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
941 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
942 throw new RuntimeException("Invalid conversion: long to " + |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
943 toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
944 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
945 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
946 addCode(stackAdjust, op); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
947 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
948 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
949 else if (fromType == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
950 if (toType == int.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
951 op = Opcode.F2I; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
952 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
953 else if (toType == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
954 stackAdjust = 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
955 op = Opcode.F2L; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
956 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
957 else if (toType == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
958 stackAdjust = 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
959 op = Opcode.F2D; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
960 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
961 else if (toType == byte.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
962 toType == char.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
963 toType == short.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
964 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
965 convert(fromType, int.class); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
966 convert(int.class, toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
967 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
968 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
969 else if (toType == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
970 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
971 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
972 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
973 throw new RuntimeException("Invalid conversion: float to " + |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
974 toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
975 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
976 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
977 addCode(stackAdjust, op); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
978 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
979 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
980 else if (fromType == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
981 if (toType == int.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
982 stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
983 op = Opcode.D2I; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
984 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
985 else if (toType == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
986 stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
987 op = Opcode.D2F; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
988 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
989 else if (toType == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
990 op = Opcode.D2L; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
991 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
992 else if (toType == byte.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
993 toType == char.class || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
994 toType == short.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
995 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
996 convert(fromType, int.class); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
997 convert(int.class, toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
998 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
999 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1000 else if (toType == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1001 return; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1002 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1003 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1004 throw new RuntimeException("Invalid conversion: double to " + |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1005 toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1006 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1007 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1008 addCode(stackAdjust, op); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1009 return; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1010 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1011 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1012 throw new RuntimeException("Invalid conversion: " + fromType + |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1013 " to " + toType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
1014 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1015 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1016 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1017 // invocation style instructions |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
diff
changeset
|
1018 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1019 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1020 * Generates code to invoke a method in any class. If the method is |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1021 * non-static, the object reference and the method's argument(s) must be |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1022 * on the stack. If the method is static and has any arguments, just |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1023 * the method's arguments must be on the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1024 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1025 public void invoke(Method method) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1026 TypeDescriptor ret = new TypeDescriptor(method.getReturnType()); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1027 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1028 Class[] paramClasses = method.getParameterTypes(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1029 TypeDescriptor[] params = new TypeDescriptor[paramClasses.length]; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1030 for (int i=0; i<params.length; i++) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1031 params[i] = new TypeDescriptor(paramClasses[i]); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1032 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1033 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1034 Class clazz = method.getDeclaringClass(); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1035 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1036 if (Modifier.isStatic(method.getModifiers())) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1037 invokeStatic(clazz.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1038 method.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1039 ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1040 params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1041 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1042 else if (clazz.isInterface()) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1043 invokeInterface(clazz.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1044 method.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1045 ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1046 params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1047 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1048 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1049 invokeVirtual(clazz.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1050 method.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1051 ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1052 params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1053 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1054 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1055 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1056 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1057 * Generates code to invoke a class constructor in any class. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1058 * reference and the constructor's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1059 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1060 public void invoke(Constructor constructor) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1061 Class[] paramClasses = constructor.getParameterTypes(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1062 TypeDescriptor[] params = new TypeDescriptor[paramClasses.length]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1063 for (int i=0; i<params.length; i++) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1064 params[i] = new TypeDescriptor(paramClasses[i]); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1065 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1066 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1067 invokeConstructor(constructor.getDeclaringClass().toString(), params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1068 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1069 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1070 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1071 * Generates code to invoke a virtual method in this class. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1072 * reference and the method's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1073 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1074 * @param ret May be null if method returns void. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1075 * @param params May be null if method takes no parameters. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1076 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1077 public void invokeVirtual(String methodName, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1078 TypeDescriptor ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1079 TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1080 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1081 ConstantInfo info = mCp.addConstantMethod |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1082 (mClassFile.getClassName(), methodName, ret, params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1083 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1084 int stackAdjust = returnSize(ret) - 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1085 if (params != null) { |
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1086 stackAdjust -= argSize(params); |
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1087 } |
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1088 |
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1089 addCode(stackAdjust, Opcode.INVOKEVIRTUAL, info); |
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1090 } |
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1091 |
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1092 /** |
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1093 * Generates code to invoke a virtual method in any class. The object |
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1094 * reference and the method's argument(s) must be on the stack. |
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1095 * |
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1096 * @param ret May be null if method returns void. |
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1097 * @param params May be null if method takes no parameters. |
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1098 */ |
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1099 public void invokeVirtual(String className, |
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1100 String methodName, |
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1101 TypeDescriptor ret, |
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1102 TypeDescriptor[] params) { |
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1103 ConstantInfo info = |
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1104 mCp.addConstantMethod(className, methodName, ret, params); |
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1105 |
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1106 int stackAdjust = returnSize(ret) - 1; |
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1107 if (params != null) { |
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1108 stackAdjust -= argSize(params); |
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1109 } |
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1110 |
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1111 addCode(stackAdjust, Opcode.INVOKEVIRTUAL, info); |
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1112 } |
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1113 |
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1114 /** |
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1115 * Generates code to invoke a static method in this class. The method's |
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|
1116 * argument(s) must be on the stack. |
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1117 * |
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1118 * @param ret May be null if method returns void. |
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1119 * @param params May be null if method takes no parameters. |
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1120 */ |
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1121 public void invokeStatic(String methodName, |
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1122 TypeDescriptor ret, |
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parents:
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1123 TypeDescriptor[] params) { |
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1124 ConstantInfo info = mCp.addConstantMethod |
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parents:
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1125 (mClassFile.getClassName(), methodName, ret, params); |
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1126 |
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1127 int stackAdjust = returnSize(ret) - 0; |
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1128 if (params != null) { |
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parents:
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|
1129 stackAdjust -= argSize(params); |
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|
1130 } |
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|
1131 |
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|
1132 addCode(stackAdjust, Opcode.INVOKESTATIC, info); |
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1133 } |
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1134 |
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1135 /** |
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|
1136 * Generates code to invoke a static method in any class. The method's |
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parents:
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|
1137 * argument(s) must be on the stack. |
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parents:
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|
1138 * |
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1139 * @param ret May be null if method returns void. |
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parents:
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1140 * @param params May be null if method takes no parameters. |
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|
1141 */ |
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|
1142 public void invokeStatic(String className, |
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|
1143 String methodName, |
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parents:
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1144 TypeDescriptor ret, |
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|
1145 TypeDescriptor[] params) { |
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Dan Creswell <dan.creswell@gmail.com>
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1146 ConstantInfo info = |
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parents:
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|
1147 mCp.addConstantMethod(className, methodName, ret, params); |
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parents:
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1148 |
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parents:
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1149 int stackAdjust = returnSize(ret) - 0; |
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parents:
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1150 if (params != null) { |
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parents:
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|
1151 stackAdjust -= argSize(params); |
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parents:
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|
1152 } |
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|
1153 |
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parents:
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|
1154 addCode(stackAdjust, Opcode.INVOKESTATIC, info); |
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parents:
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|
1155 } |
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|
1156 |
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|
1157 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
1158 * Generates code to invoke an interface method in any class. The object |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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|
1159 * reference and the method's argument(s) must be on the stack. |
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parents:
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|
1160 * |
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parents:
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|
1161 * @param ret May be null if method returns void. |
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parents:
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1162 * @param params May be null if method takes no parameters. |
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|
1163 */ |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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|
1164 public void invokeInterface(String className, |
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1165 String methodName, |
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|
1166 TypeDescriptor ret, |
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parents:
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|
1167 TypeDescriptor[] params) { |
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|
1168 |
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|
1169 ConstantInfo info = |
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|
1170 mCp.addConstantInterfaceMethod(className, methodName, ret, params); |
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1171 |
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parents:
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1172 int paramCount = 1; |
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parents:
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|
1173 if (params != null) { |
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|
1174 paramCount += argSize(params); |
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1175 } |
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|
1176 |
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1177 int stackAdjust = returnSize(ret) - paramCount; |
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|
1178 |
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1179 byte[] bytes = new byte[5]; |
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|
1180 |
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1181 bytes[0] = Opcode.INVOKEINTERFACE; |
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|
1182 bytes[1] = (byte)0; |
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1183 bytes[2] = (byte)0; |
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1184 bytes[3] = (byte)paramCount; |
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|
1185 bytes[4] = (byte)0; |
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|
1186 |
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1187 mInstructions.new ConstantOperandInstruction(stackAdjust, bytes, info); |
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1188 } |
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|
1189 |
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|
1190 /** |
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1191 * Generates code to invoke a private method in this class. |
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1192 * The object reference and the method's argument(s) must be on the stack. |
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|
1193 * |
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1194 * @param ret May be null if method returns void. |
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1195 * @param params May be null if method takes no parameters. |
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|
1196 */ |
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|
1197 public void invokePrivate(String methodName, |
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1198 TypeDescriptor ret, |
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|
1199 TypeDescriptor[] params) { |
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1200 ConstantInfo info = mCp.addConstantMethod |
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|
1201 (mClassFile.getClassName(), methodName, ret, params); |
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|
1202 |
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|
1203 int stackAdjust = returnSize(ret) - 1; |
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|
1204 if (params != null) { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1205 stackAdjust -= argSize(params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1206 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1207 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1208 addCode(stackAdjust, Opcode.INVOKESPECIAL, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1209 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1210 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1211 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1212 * Generates code to invoke a method in the super class. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1213 * The object reference and the method's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1214 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1215 * @param ret May be null if method returns void. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1216 * @param params May be null if method takes no parameters. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1217 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1218 public void invokeSuper(String superClassName, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1219 String methodName, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1220 TypeDescriptor ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1221 TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1222 ConstantInfo info = |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1223 mCp.addConstantMethod(superClassName, methodName, ret, params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1224 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1225 int stackAdjust = returnSize(ret) - 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1226 if (params != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1227 stackAdjust -= argSize(params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1228 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1229 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1230 addCode(stackAdjust, Opcode.INVOKESPECIAL, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1231 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1232 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1233 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1234 * Generates code to invoke a method in the super class. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1235 * The object reference and the method's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1236 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1237 public void invokeSuper(Method method) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1238 TypeDescriptor ret = new TypeDescriptor(method.getReturnType()); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1239 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1240 Class[] paramClasses = method.getParameterTypes(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1241 TypeDescriptor[] params = new TypeDescriptor[paramClasses.length]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1242 for (int i=0; i<params.length; i++) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1243 params[i] = new TypeDescriptor(paramClasses[i]); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1244 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1245 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1246 invokeSuper(method.getDeclaringClass().getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1247 method.getName(), |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1248 ret, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1249 params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1250 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1251 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1252 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1253 * Generates code to invoke a class constructor in this class. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1254 * reference and the constructor's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1255 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1256 * @param params May be null if constructor takes no parameters. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1257 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1258 public void invokeConstructor(TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1259 ConstantInfo info = |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1260 mCp.addConstantConstructor(mClassFile.getClassName(), params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1261 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1262 int stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1263 if (params != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1264 stackAdjust -= argSize(params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1265 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1266 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1267 addCode(stackAdjust, Opcode.INVOKESPECIAL, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1268 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1269 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1270 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1271 * Generates code to invoke a class constructor in any class. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1272 * reference and the constructor's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1273 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1274 * @param params May be null if constructor takes no parameters. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1275 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1276 public void invokeConstructor(String className, TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1277 ConstantInfo info = mCp.addConstantConstructor(className, params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1278 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1279 int stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1280 if (params != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1281 stackAdjust -= argSize(params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1282 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1283 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1284 addCode(stackAdjust, Opcode.INVOKESPECIAL, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1285 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1286 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1287 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1288 * Generates code to invoke a super class constructor. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1289 * reference and the constructor's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1290 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1291 * @param params May be null if constructor takes no parameters. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1292 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1293 public void invokeSuperConstructor(TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1294 invokeConstructor(mClassFile.getSuperClassName(), params); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1295 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1296 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1297 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1298 * Generates code to invoke a super class constructor. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1299 * reference and the constructor's argument(s) must be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1300 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1301 public void invokeSuper(Constructor constructor) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1302 Class[] paramClasses = constructor.getParameterTypes(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1303 TypeDescriptor[] params = new TypeDescriptor[paramClasses.length]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1304 for (int i=0; i<params.length; i++) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1305 params[i] = new TypeDescriptor(paramClasses[i]); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1306 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1307 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1308 invokeSuperConstructor(params); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1309 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1310 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1311 private int returnSize(TypeDescriptor ret) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1312 if (ret == null) return 0; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1313 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1314 String className = ret.getClassName(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1315 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1316 if (className.equals(void.class.getName())) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1317 return 0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1318 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1319 else if (className.equals(long.class.getName()) || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1320 className.equals(double.class.getName())) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1321 return 2; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1322 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1323 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1324 return 1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1325 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1326 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1327 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1328 private int argSize(TypeDescriptor[] params) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1329 int size = 0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1330 if (params != null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1331 for (int i=0; i<params.length; i++) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1332 String className = params[i].getClassName(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1333 if (params[i].getDimensions() == 0 && |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1334 (className.equals(long.class.getName()) || |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1335 className.equals(double.class.getName()))) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1336 size += 2; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1337 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1338 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1339 size++; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1340 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1341 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1342 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1343 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1344 return size; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1345 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1346 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1347 // creation style instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1348 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1349 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1350 * Generates code to create a new object. Unless the new object is an |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1351 * array, it is invalid until a constructor method is invoked on it. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1352 * When creating arrays, the size for each dimension must be on the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1353 * operand stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1354 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1355 * @see #invokeConstructor |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1356 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1357 public void newObject(TypeDescriptor type) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1358 int dim = type.getSpecifiedDimensions(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1359 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1360 if (dim == 0) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1361 ConstantInfo info = mCp.addConstantClass(type); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1362 addCode(1, Opcode.NEW, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1363 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1364 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1365 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1366 TypeDescriptor componentType = type.getComponentType(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1367 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1368 if (dim == 1) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1369 if (componentType.getDimensions() == 0) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1370 Class clazz = componentType.getClassArg(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1371 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1372 if (clazz != null && clazz.isPrimitive()) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1373 byte atype = (byte)0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1374 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1375 if (clazz == int.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1376 atype = (byte)10; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1377 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1378 else if (clazz == byte.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1379 atype = (byte)8; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1380 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1381 else if (clazz == boolean.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1382 atype = (byte)4; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1383 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1384 else if (clazz == char.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1385 atype = (byte)5; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1386 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1387 else if (clazz == float.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1388 atype = (byte)6; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1389 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1390 else if (clazz == double.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1391 atype = (byte)7; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1392 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1393 else if (clazz == short.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1394 atype = (byte)9; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1395 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1396 else if (clazz == long.class) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1397 atype = (byte)11; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1398 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1399 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1400 addCode(0, Opcode.NEWARRAY, atype); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1401 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1402 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1403 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1404 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1405 ConstantInfo info = mCp.addConstantClass(componentType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1406 addCode(0, Opcode.ANEWARRAY, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1407 return; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1408 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1409 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1410 // multidimensional |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1411 int stackAdjust = -(dim - 1); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1412 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1413 ConstantInfo info = mCp.addConstantClass(componentType); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1414 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1415 byte[] bytes = new byte[4]; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1416 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1417 bytes[0] = Opcode.MULTIANEWARRAY; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1418 bytes[1] = (byte)0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1419 bytes[2] = (byte)0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1420 bytes[3] = (byte)dim; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1421 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1422 mInstructions.new ConstantOperandInstruction(stackAdjust, bytes, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1423 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1424 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1425 // stack operation style instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1426 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1427 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1428 * Generates code for the dup instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1429 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1430 public void dup() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1431 addCode(1, Opcode.DUP); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1432 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1433 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1434 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1435 * Generates code for the dup_x1 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1436 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1437 public void dupX1() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1438 addCode(1, Opcode.DUP_X1); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1439 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1440 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1441 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1442 * Generates code for the dup_x2 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1443 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1444 public void dupX2() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1445 addCode(1, Opcode.DUP_X2); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1446 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1447 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1448 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1449 * Generates code for the dup2 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1450 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1451 public void dup2() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1452 addCode(2, Opcode.DUP2); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1453 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1454 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1455 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1456 * Generates code for the dup2_x1 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1457 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1458 public void dup2X1() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1459 addCode(2, Opcode.DUP2_X1); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1460 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1461 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1462 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1463 * Generates code for the dup2_x2 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1464 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1465 public void dup2X2() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1466 addCode(2, Opcode.DUP2_X2); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1467 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1468 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1469 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1470 * Generates code for the pop instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1471 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1472 public void pop() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1473 addCode(-1, Opcode.POP); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1474 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1475 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1476 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1477 * Generates code for the pop2 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1478 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1479 public void pop2() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1480 addCode(-2, Opcode.POP2); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1481 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1482 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1483 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1484 * Generates code for the swap instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1485 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1486 public void swap() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1487 addCode(0, Opcode.SWAP); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1488 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1489 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1490 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1491 * Generates code for a swap2 instruction. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1492 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1493 public void swap2() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1494 dup2X2(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1495 pop2(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1496 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1497 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1498 // flow control instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1499 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1500 private void branch(int stackAdjust, Location location, byte opcode) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1501 mInstructions.new BranchInstruction(stackAdjust, opcode, location); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1502 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1503 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1504 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1505 * Generates code that performs an unconditional branch to the specified |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1506 * location or label. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1507 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1508 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1509 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1510 public void branch(Location location) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1511 branch(0, location, Opcode.GOTO); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1512 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1513 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1514 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1515 * Generates code that performs a conditional branch based on the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1516 * value of an object on the stack. A branch is performed based on whether |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1517 * the object reference on the stack is null or not. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1518 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1519 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1520 * @param choice If true, do branch when null, else branch when not null |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1521 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1522 public void ifNullBranch(Location location, boolean choice) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1523 branch(-1, location, choice ? Opcode.IFNULL : Opcode.IFNONNULL); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1524 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1525 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1526 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1527 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1528 * Generates code that performs a conditional branch based on the value of |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1529 * two object references on the stack. A branch is performed based on |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1530 * whether the two objects are equal. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1531 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1532 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1533 * @param choice If true, branch when equal, else branch when not equal |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1534 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1535 public void ifEqualBranch(Location location, boolean choice) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1536 branch(-2, location, choice ? Opcode.IF_ACMPEQ : Opcode.IF_ACMPNE); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1537 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1538 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1539 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1540 * Generates code the performs a conditional branch based on a comparison |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1541 * between an int value on the stack and zero. The int value on the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1542 * stack is on the left side of the comparison expression. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1543 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1544 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1545 * @param choice One of "==", "!=", "<", ">=", ">" or "<=" |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1546 * @exception IllegalArgumentException When the choice is not valid |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1547 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1548 public void ifZeroComparisonBranch(Location location, String choice) |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1549 throws IllegalArgumentException { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1550 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1551 choice = choice.intern(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1552 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1553 byte opcode; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1554 if (choice == "==") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1555 opcode = Opcode.IFEQ; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1556 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1557 else if (choice == "!=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1558 opcode = Opcode.IFNE; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1559 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1560 else if (choice == "<") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1561 opcode = Opcode.IFLT; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1562 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1563 else if (choice == ">=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1564 opcode = Opcode.IFGE; |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
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|
1565 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1566 else if (choice == ">") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1567 opcode = Opcode.IFGT; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1568 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1569 else if (choice == "<=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1570 opcode = Opcode.IFLE; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1571 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1572 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1573 throw new IllegalArgumentException |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1574 ("Invalid comparision choice: " + choice); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1575 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1576 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1577 branch(-1, location, opcode); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1578 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1579 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1580 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1581 * Generates code the performs a conditional branch based on a comparison |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1582 * between two int values on the stack. The first int value on the stack |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1583 * is on the left side of the comparison expression. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1584 * |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1585 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1586 * @param choice One of "==", "!=", "<", ">=", ">" or "<=" |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1587 * @exception IllegalArgumentException When the choice is not valid |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1588 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1589 public void ifComparisonBranch(Location location, String choice) |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1590 throws IllegalArgumentException { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1591 |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1592 choice = choice.intern(); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1593 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1594 byte opcode; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1595 if (choice == "==") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1596 opcode = Opcode.IF_ICMPEQ; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1597 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1598 else if (choice == "!=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1599 opcode = Opcode.IF_ICMPNE; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1600 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1601 else if (choice == "<") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1602 opcode = Opcode.IF_ICMPLT; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1603 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1604 else if (choice == ">=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1605 opcode = Opcode.IF_ICMPGE; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1606 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1607 else if (choice == ">") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1608 opcode = Opcode.IF_ICMPGT; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1609 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1610 else if (choice == "<=") { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1611 opcode = Opcode.IF_ICMPLE; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1612 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1613 else { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1614 throw new IllegalArgumentException |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1615 ("Invalid comparision choice: " + choice); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1616 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1617 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1618 branch(-2, location, opcode); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1619 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1620 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1621 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1622 * Generates code for a switch statement. The generated code is either a |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1623 * lookupswitch or tableswitch. The choice of which switch type to generate |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1624 * is made based on the amount of bytes to be generated. A tableswitch |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1625 * is usually smaller, unless the cases are sparse. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1626 * |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1627 * <p>The key value to switch on must already be on the stack when this |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1628 * instruction executes. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1629 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1630 * @param cases The values to match on. The array length must be the same |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1631 * as for locations. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1632 * @param locations The locations or labels to branch to for each case. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1633 * The array length must be the same as for cases. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1634 * @param defaultLocation The location or label to branch to if the key on |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1635 * the stack was not matched. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1636 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1637 public void switchBranch(int[] cases, |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1638 Location[] locations, Location defaultLocation) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1639 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1640 mInstructions.new SwitchInstruction(cases, locations, defaultLocation); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1641 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1642 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1643 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1644 * Generates code that performs a subroutine branch to the specified |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1645 * location. The instruction generated is either jsr or jsr_w. It is most |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1646 * often used for implementing a finally block. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1647 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1648 * @param location The location or label to branch to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1649 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1650 public void jsr(Location location) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1651 // Adjust the stack by one to make room for the return address. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1652 branch(1, location, Opcode.JSR); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1653 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1654 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1655 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1656 * Generates code that returns from a subroutine invoked by jsr. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1657 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1658 * @param local The local variable reference that contains the return |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1659 * address. The local variable must be of an object type. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1660 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1661 public void ret(LocalVariable local) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1662 if (local == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1663 throw new NullPointerException("No local variable specified"); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1664 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1665 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1666 mInstructions.new RetInstruction(local); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1667 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1668 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1669 // math instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1670 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1671 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1672 * Generates code for either a unary or binary math operation on one |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1673 * or two values pushed on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1674 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1675 * <p>Pass in an opcode from the the Opcode class. The only valid math |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1676 * opcodes are: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1677 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1678 * <pre> |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1679 * IADD, ISUB, IMUL, IDIV, IREM, INEG, IAND, IOR, IXOR, ISHL, ISHR, IUSHR |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1680 * LADD, LSUB, LMUL, LDIV, LREM, LNEG, LAND, LOR, LXOR, LSHL, LSHR, LUSHR |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1681 * FADD, FSUB, FMUL, FDIV, FREM, FNEG |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1682 * DADD, DSUB, DMUL, DDIV, DREM, DNEG |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1683 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1684 * LCMP |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1685 * FCMPG, FCMPL |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1686 * DCMPG, DCMPL |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1687 * </pre> |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1688 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1689 * A not operation (~) is performed by doing a loadConstant with either |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1690 * -1 or -1L followed by math(Opcode.IXOR) or math(Opcode.LXOR). |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1691 * |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1692 * @param opcode An opcode from the Opcode class. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1693 * @exception IllegalArgumentException When the opcode selected is not |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1694 * a math operation. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1695 * @see Opcode |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1696 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1697 public void math(byte opcode) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1698 int stackAdjust; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1699 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1700 switch(opcode) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1701 case Opcode.INEG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1702 case Opcode.LNEG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1703 case Opcode.FNEG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1704 case Opcode.DNEG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1705 stackAdjust = 0; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1706 break; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1707 case Opcode.IADD: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1708 case Opcode.ISUB: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1709 case Opcode.IMUL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1710 case Opcode.IDIV: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1711 case Opcode.IREM: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1712 case Opcode.IAND: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1713 case Opcode.IOR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1714 case Opcode.IXOR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1715 case Opcode.ISHL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1716 case Opcode.ISHR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1717 case Opcode.IUSHR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1718 case Opcode.FADD: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1719 case Opcode.FSUB: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1720 case Opcode.FMUL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1721 case Opcode.FDIV: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1722 case Opcode.FREM: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1723 case Opcode.FCMPG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1724 case Opcode.FCMPL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1725 stackAdjust = -1; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1726 break; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1727 case Opcode.LADD: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1728 case Opcode.LSUB: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1729 case Opcode.LMUL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1730 case Opcode.LDIV: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1731 case Opcode.LREM: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1732 case Opcode.LAND: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1733 case Opcode.LOR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1734 case Opcode.LXOR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1735 case Opcode.LSHL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1736 case Opcode.LSHR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1737 case Opcode.LUSHR: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1738 case Opcode.DADD: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1739 case Opcode.DSUB: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1740 case Opcode.DMUL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1741 case Opcode.DDIV: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1742 case Opcode.DREM: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1743 stackAdjust = -2; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1744 break; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1745 case Opcode.LCMP: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1746 case Opcode.DCMPG: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1747 case Opcode.DCMPL: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1748 stackAdjust = -3; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1749 break; |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1750 default: |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1751 throw new IllegalArgumentException |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1752 ("Not a math opcode: " + Opcode.getMnemonic(opcode)); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1753 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1754 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1755 addCode(stackAdjust, opcode); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1756 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1757 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1758 // miscellaneous instructions |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1759 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1760 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1761 * Generates code for an arraylength instruction. The object to get the |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1762 * length from must already be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1763 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1764 public void arrayLength() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1765 addCode(0, Opcode.ARRAYLENGTH); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1766 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1767 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1768 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1769 * Generates code that throws an exception. The object to throw must |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1770 * already be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1771 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1772 public void throwObject() { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1773 addCode(-1, Opcode.ATHROW); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1774 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1775 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1776 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1777 * Generates code that performs an object cast operation. The object |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1778 * to check must already be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1779 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1780 public void checkCast(TypeDescriptor type) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1781 ConstantInfo info = mCp.addConstantClass(type); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1782 addCode(0, Opcode.CHECKCAST, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1783 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1784 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1785 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1786 * Generates code that performs an instanceof operation. The object to |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1787 * check must already be on the stack. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1788 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1789 public void instanceOf(TypeDescriptor type) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1790 ConstantInfo info = mCp.addConstantClass(type); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1791 addCode(0, Opcode.INSTANCEOF, info); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1792 } |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1793 |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1794 /** |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1795 * Generates code that increments a local integer variable by a signed |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1796 * constant amount. |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1797 */ |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1798 public void integerIncrement(LocalVariable local, int amount) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1799 if (local == null) { |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1800 throw new NullPointerException("No local variable specified"); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
diff
changeset
|
1801 } |
3dc0c5604566
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1802 |
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1803 if (-32768 <= amount && amount <= 32767) { |
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Dan Creswell <dan.creswell@gmail.com>
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1804 mInstructions.new ShortIncrementInstruction(local, (short)amount); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1805 } |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1806 else { |
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parents:
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1807 // Amount can't possibly fit in a 16-bit value, so use regular |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1808 // instructions instead. |
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1809 |
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Dan Creswell <dan.creswell@gmail.com>
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1810 loadLocal(local); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1811 loadConstant(amount); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1812 math(Opcode.IADD); |
3dc0c5604566
Initial checkin of blitz 2.0 fcs - no installer yet.
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1813 storeLocal(local); |
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parents:
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1814 } |
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parents:
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1815 } |
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parents:
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1816 |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1817 /** |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1818 * Generates code to enter the monitor on an object loaded on the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1819 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1820 public void monitorEnter() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1821 addCode(-1, Opcode.MONITORENTER); |
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parents:
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1822 } |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1823 |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1824 /** |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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1825 * Generates code to exit the monitor on an object loaded on the stack. |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
parents:
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1826 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1827 public void monitorExit() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1828 addCode(-1, Opcode.MONITOREXIT); |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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parents:
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1829 } |
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parents:
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1830 |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1831 /** |
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parents:
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1832 * Generates an instruction that does nothing. (No-OPeration) |
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Dan Creswell <dan.creswell@gmail.com>
parents:
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1833 */ |
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1834 public void nop() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1835 addCode(0, Opcode.NOP); |
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1836 } |
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1837 |
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parents:
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1838 /** |
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parents:
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1839 * Generates a breakpoint instruction for use in a debugging environment. |
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1840 */ |
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Initial checkin of blitz 2.0 fcs - no installer yet.
Dan Creswell <dan.creswell@gmail.com>
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1841 public void breakpoint() { |
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Initial checkin of blitz 2.0 fcs - no installer yet.
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1842 addCode(0, Opcode.BREAKPOINT); |
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parents:
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1843 } |
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1844 } |