Mercurial > hg > graal-compiler
view graal/com.oracle.truffle.sl/src/com/oracle/truffle/sl/nodes/controlflow/SLBreakException.java @ 15128:d0e2d565176f
BaselineCompiler: copy frame state builder at loop headers.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Tue, 15 Apr 2014 20:35:52 +0200 |
parents | 64c77f0577bb |
children |
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/* * Copyright (c) 2012, 2014, 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.truffle.sl.nodes.controlflow; import com.oracle.truffle.api.nodes.*; /** * Exception thrown by the {@link SLBreakNode break statement} and caught by the {@link SLWhileNode * loop statement}. Since the exception is stateless, i.e., has no instance fields, we can use a * {@link #SINGLETON} to avoid memory allocation during interpretation. */ public final class SLBreakException extends ControlFlowException { public static final SLBreakException SINGLETON = new SLBreakException(); private static final long serialVersionUID = -91013036379258890L; /* Prevent instantiation from outside. */ private SLBreakException() { } }