Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/control/IfNode.java @ 13745:978587c91373
Merge
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Thu, 23 Jan 2014 16:35:57 -0800 |
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.control; import com.oracle.truffle.api.*; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; import com.oracle.truffle.api.utilities.*; import com.oracle.truffle.ruby.nodes.*; import com.oracle.truffle.ruby.nodes.cast.*; import com.oracle.truffle.ruby.runtime.*; /** * Represents a Ruby {@code if} expression. Note that in this representation we always have an * {@code else} part. */ @NodeInfo(shortName = "if") public class IfNode extends RubyNode { @Child protected BooleanCastNode condition; @Child protected RubyNode thenBody; @Child protected RubyNode elseBody; private final BranchProfile thenProfile = new BranchProfile(); private final BranchProfile elseProfile = new BranchProfile(); public IfNode(RubyContext context, SourceSection sourceSection, BooleanCastNode condition, RubyNode thenBody, RubyNode elseBody) { super(context, sourceSection); this.condition = adoptChild(condition); this.thenBody = adoptChild(thenBody); this.elseBody = adoptChild(elseBody); } @Override public Object execute(VirtualFrame frame) { if (condition.executeBoolean(frame)) { thenProfile.enter(); return thenBody.execute(frame); } else { elseProfile.enter(); return elseBody.execute(frame); } } }