Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/control/SequenceNode.java @ 13792:9e7acc9cad8e
kill unused frame states when loop exits are removed
thanks to Gilles
author | Andreas Woess <andreas.woess@jku.at> |
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date | Tue, 28 Jan 2014 23:38:22 +0100 |
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.ruby.nodes.*; import com.oracle.truffle.ruby.runtime.*; /** * A sequence of statements to be executed in serial. */ @NodeInfo(shortName = "sequence") public final class SequenceNode extends RubyNode { @Children protected final RubyNode[] body; public SequenceNode(RubyContext context, SourceSection sourceSection, RubyNode... body) { super(context, sourceSection); this.body = adoptChildren(body); } @ExplodeLoop @Override public Object execute(VirtualFrame frame) { for (int n = 0; n < body.length - 1; n++) { body[n].executeVoid(frame); } return body[body.length - 1].execute(frame); } @ExplodeLoop @Override public void executeVoid(VirtualFrame frame) { for (int n = 0; n < body.length; n++) { body[n].executeVoid(frame); } } }