Mercurial > hg > truffle
view graal/com.oracle.graal.nodes/src/com/oracle/graal/nodes/java/ExceptionObjectNode.java @ 5362:d42425beb1d1
pulled AbstractStateSplit into FixedWithNextNode and made it no longer implement StateSplit. StateSplit is now implemented only by nodes that really have side effects.
author | Doug Simon <doug.simon@oracle.com> |
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date | Tue, 08 May 2012 15:52:01 +0200 |
parents | 62bbfd78c703 |
children | 3035b6b881d9 |
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/* * Copyright (c) 2009, 2011, 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.graal.nodes.java; import com.oracle.graal.nodes.*; import com.oracle.graal.nodes.extended.*; import com.oracle.graal.nodes.spi.*; import com.oracle.graal.nodes.type.*; import com.oracle.max.cri.ci.*; /** * The {@code ExceptionObject} instruction represents the incoming exception object to an exception handler. */ public class ExceptionObjectNode extends FixedWithNextNode implements StateSplit, LIRLowerable, MemoryCheckpoint { /** * Constructs a new ExceptionObject instruction. */ public ExceptionObjectNode() { super(StampFactory.forKind(CiKind.Object)); } @Override public void generate(LIRGeneratorTool gen) { gen.visitExceptionObject(this); } @Override public boolean verify() { assertTrue(stateAfter() != null, "an exception handler needs a frame state"); return super.verify(); } }