Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.ruby.nodes/src/com/oracle/truffle/ruby/nodes/cast/ProcCastNode.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.cast; import com.oracle.truffle.api.*; import com.oracle.truffle.api.dsl.*; import com.oracle.truffle.api.frame.*; import com.oracle.truffle.api.nodes.*; import com.oracle.truffle.ruby.nodes.*; import com.oracle.truffle.ruby.nodes.call.*; import com.oracle.truffle.ruby.runtime.*; import com.oracle.truffle.ruby.runtime.core.*; import com.oracle.truffle.ruby.runtime.objects.*; /** * Casts an object to a Ruby Proc object. */ @NodeInfo(shortName = "cast-proc") @NodeChild("child") public abstract class ProcCastNode extends RubyNode { @Child protected DispatchHeadNode toProc; public ProcCastNode(RubyContext context, SourceSection sourceSection) { super(context, sourceSection); toProc = adoptChild(new DispatchHeadNode(context, getSourceSection(), "to_proc", false)); } public ProcCastNode(ProcCastNode prev) { super(prev); toProc = adoptChild(prev.toProc); } @Specialization public NilPlaceholder doNil(NilPlaceholder nil) { return nil; } @Specialization public RubyProc doRubyProc(RubyProc proc) { return proc; } @Specialization public RubyProc doObject(VirtualFrame frame, RubyBasicObject object) { return (RubyProc) toProc.dispatch(frame, object, null); } }