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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/ArithmeticNode.java @ 8243:d81ff782fa1a

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Removed @SpecializationThrows from codegen API. Replaced it by a simplier version in @Specialization.
author Christian Humer <christian.humer@gmail.com>
date Mon, 04 Mar 2013 17:20:26 +0100
parents 33e08aca06ff
children 5b08b0f4d338
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1 /*
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.sl.nodes;
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24
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25 import java.math.*;
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26
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27 import com.oracle.truffle.api.codegen.*;
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28 import com.oracle.truffle.api.intrinsics.*;
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29
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30 public abstract class ArithmeticNode extends BinaryNode {
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31
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32 public ArithmeticNode(TypedNode left, TypedNode right) {
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33 super(left, right);
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34 }
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35
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36 protected ArithmeticNode(ArithmeticNode node) {
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37 super(node);
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38 }
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39
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40 @Generic
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41 public Object doGeneric(Object left, Object right) {
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42 throw new RuntimeException("Arithmetic not defined for types " + left.getClass().getSimpleName() + ", " + right.getClass().getSimpleName());
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43 }
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44
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45 public abstract static class AddNode extends ArithmeticNode {
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46
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47 public AddNode(TypedNode left, TypedNode right) {
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48 super(left, right);
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49 }
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50
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51 protected AddNode(AddNode node) {
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52 super(node);
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53 }
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54
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55 @Specialization(rewriteOn = ArithmeticException.class)
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56 int doInteger(int left, int right) {
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57 return ExactMath.addExact(left, right);
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58 }
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59
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60 @Specialization
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61 BigInteger doBigInteger(BigInteger left, BigInteger right) {
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62 return left.add(right);
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63 }
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64
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65 @Specialization
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66 String doStringDirect(String left, String right) {
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67 return left + right;
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68 }
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69
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70 @Specialization(guards = "isString")
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71 String doString(Object left, Object right) {
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72 return left.toString() + right.toString();
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73 }
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74 }
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75
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76 public abstract static class SubNode extends ArithmeticNode {
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77
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78 public SubNode(TypedNode left, TypedNode right) {
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79 super(left, right);
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80 }
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81
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82 protected SubNode(SubNode node) {
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83 super(node);
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84 }
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85
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86 @Specialization(rewriteOn = ArithmeticException.class)
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87 int doInteger(int left, int right) {
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88 return ExactMath.subtractExact(left, right);
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89 }
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90
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91 @Specialization
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92 BigInteger doBigInteger(BigInteger left, BigInteger right) {
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93 return left.subtract(right);
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94 }
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95 }
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96
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97 public abstract static class DivNode extends ArithmeticNode {
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98
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99 public DivNode(TypedNode left, TypedNode right) {
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100 super(left, right);
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101 }
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102
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103 protected DivNode(DivNode node) {
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104 super(node);
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105 }
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106
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107 @Specialization(rewriteOn = ArithmeticException.class)
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108 int doInteger(int left, int right) {
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109 return left / right;
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110 }
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111
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112 @Specialization
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113 BigInteger doBigInteger(BigInteger left, BigInteger right) {
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114 return left.divide(right);
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115 }
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116 }
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117
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118 public abstract static class MulNode extends ArithmeticNode {
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119
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120 public MulNode(TypedNode left, TypedNode right) {
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121 super(left, right);
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122 }
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123
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124 protected MulNode(MulNode node) {
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125 super(node);
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126 }
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127
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128 @Specialization(rewriteOn = ArithmeticException.class)
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129 int doInteger(int left, int right) {
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130 return ExactMath.multiplyExact(left, right);
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131 }
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132
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133 @Specialization
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134 BigInteger doBigInteger(BigInteger left, BigInteger right) {
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135 return left.multiply(right);
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136 }
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137 }
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138
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139 }