Mercurial > hg > graal-jvmci-8
view graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/core/MathNodes.java @ 13555:f70c894ae874
Ruby: fix minor issues.
author | Chris Seaton <chris.seaton@oracle.com> |
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date | Wed, 08 Jan 2014 17:10:18 +0000 |
parents | 0fbee3eb71f0 |
children |
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/* * Copyright (c) 2013 Oracle and/or its affiliates. All rights reserved. This * code is released under a tri EPL/GPL/LGPL license. You can use it, * redistribute it and/or modify it under the terms of the: * * Eclipse Public License version 1.0 * GNU General Public License version 2 * GNU Lesser General Public License version 2.1 */ package com.oracle.truffle.ruby.nodes.core; import java.math.*; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.ruby.runtime.*; @CoreClass(name = "Math") public abstract class MathNodes { @CoreMethod(names = "sqrt", isModuleMethod = true, needsSelf = false, minArgs = 1, maxArgs = 1) public abstract static class SqrtNode extends CoreMethodNode { public SqrtNode(RubyContext context, SourceSection sourceSection) { super(context, sourceSection); } public SqrtNode(SqrtNode prev) { super(prev); } @Specialization public double sqrt(int a) { return Math.sqrt(a); } @Specialization public double sqrt(BigInteger a) { return Math.sqrt(a.doubleValue()); } @Specialization public double sqrt(double a) { return Math.sqrt(a); } } @CoreMethod(names = "exp", isModuleMethod = true, needsSelf = false, minArgs = 1, maxArgs = 1) public abstract static class ExpNode extends CoreMethodNode { public ExpNode(RubyContext context, SourceSection sourceSection) { super(context, sourceSection); } public ExpNode(ExpNode prev) { super(prev); } @Specialization public double exp(int a) { return Math.exp(a); } @Specialization public double exp(BigInteger a) { return Math.exp(a.doubleValue()); } @Specialization public double exp(double a) { return Math.exp(a); } } }