Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/ArithmeticNode.java @ 7795:ee84a187f84a
Fixed minor bug.
author | Christian Humer <christian.humer@gmail.com> |
---|---|
date | Fri, 15 Feb 2013 19:36:03 +0100 |
parents | 5e3d1a68664e |
children | 33e08aca06ff |
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/* * Copyright (c) 2012, 2012, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ package com.oracle.truffle.sl.nodes; import java.math.*; import com.oracle.truffle.api.codegen.*; import com.oracle.truffle.api.intrinsics.*; public abstract class ArithmeticNode extends BinaryNode { public ArithmeticNode(TypedNode left, TypedNode right) { super(left, right); } protected ArithmeticNode(ArithmeticNode node) { super(node); } @Generic public Object doGeneric(Object left, Object right) { throw new RuntimeException("Arithmetic not defined for types " + left.getClass().getSimpleName() + ", " + right.getClass().getSimpleName()); } public abstract static class AddNode extends ArithmeticNode { public AddNode(TypedNode left, TypedNode right) { super(left, right); } protected AddNode(AddNode node) { super(node); } @Specialization @SpecializationThrows(javaClass = ArithmeticException.class, transitionTo = "doBigInteger") int doInteger(int left, int right) { return ExactMath.addExact(left, right); } @Specialization BigInteger doBigInteger(BigInteger left, BigInteger right) { return left.add(right); } @Specialization String doStringDirect(String left, String right) { return left + right; } @Specialization @SpecializationGuard(methodName = "isString") String doString(Object left, Object right) { return left.toString() + right.toString(); } } public abstract static class SubNode extends ArithmeticNode { public SubNode(TypedNode left, TypedNode right) { super(left, right); } protected SubNode(SubNode node) { super(node); } @Specialization @SpecializationThrows(javaClass = ArithmeticException.class, transitionTo = "doBigInteger") int doInteger(int left, int right) { return ExactMath.subtractExact(left, right); } @Specialization BigInteger doBigInteger(BigInteger left, BigInteger right) { return left.subtract(right); } } public abstract static class DivNode extends ArithmeticNode { public DivNode(TypedNode left, TypedNode right) { super(left, right); } protected DivNode(DivNode node) { super(node); } @Specialization @SpecializationThrows(javaClass = ArithmeticException.class, transitionTo = "doBigInteger") int doInteger(int left, int right) { return left / right; } @Specialization BigInteger doBigInteger(BigInteger left, BigInteger right) { return left.divide(right); } } public abstract static class MulNode extends ArithmeticNode { public MulNode(TypedNode left, TypedNode right) { super(left, right); } protected MulNode(MulNode node) { super(node); } @Specialization @SpecializationThrows(javaClass = ArithmeticException.class, transitionTo = "doBigInteger") int doInteger(int left, int right) { return ExactMath.multiplyExact(left, right); } @Specialization BigInteger doBigInteger(BigInteger left, BigInteger right) { return left.multiply(right); } } }