Mercurial > hg > graal-compiler
view graal/com.oracle.graal.loop/src/com/oracle/graal/loop/LoopPolicies.java @ 23274:50079bd51344
Convert deoptimize to guard also when deoptimize is behind (possibly nested) loop exit
author | Christian Wimmer <christian.wimmer@oracle.com> |
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date | Fri, 08 Jan 2016 13:10:52 -0800 |
parents | dd3f7ad81b73 |
children |
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/* * Copyright (c) 2015, 2015, 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.loop; import java.util.List; import com.oracle.graal.nodes.ControlSplitNode; import com.oracle.graal.nodes.cfg.ControlFlowGraph; public interface LoopPolicies { boolean shouldPeel(LoopEx loop, ControlFlowGraph cfg); boolean shouldFullUnroll(LoopEx loop); boolean shouldTryUnswitch(LoopEx loop); boolean shouldUnswitch(LoopEx loop, List<ControlSplitNode> controlSplits); }