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annotate graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/LessThanNode.java @ 10076:25de9c96a032

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Minor CompilationTask refactoring.
author Christian Haeubl <haeubl@ssw.jku.at>
date Tue, 18 Jun 2013 09:00:33 +0200
parents aa9ffb3a715e
children 447465567e6f
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 /*
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2 * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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20 * or visit www.oracle.com if you need additional information or have any
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21 * questions.
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22 */
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23 package com.oracle.truffle.sl.nodes;
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24
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25 import java.math.*;
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27 import com.oracle.truffle.api.codegen.*;
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29 public abstract class LessThanNode extends BinaryNode {
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31 @Specialization
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32 public boolean doInteger(int left, int right) {
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33 return left < right;
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34 }
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35
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36 @Specialization
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37 public boolean doBigInteger(BigInteger left, BigInteger right) {
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38 return left.compareTo(right) < 0;
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39 }
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40
8240
33e08aca06ff Codegen API change. Simplified definition of guards.
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41 @Specialization(guards = "isString")
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42 public boolean doString(Object left, Object right) {
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43 return left.toString().compareTo(right.toString()) < 0;
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44 }
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45
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46 @Generic
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47 public boolean doGeneric(Object left, Object right) {
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48 throw new RuntimeException("comparison not defined for types " + left.getClass().getSimpleName() + ", " + right.getClass().getSimpleName());
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49 }
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50 }