/*
 * 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.
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package org.graalvm.compiler.loop;

import java.util.List;

import org.graalvm.compiler.nodes.ControlSplitNode;
import org.graalvm.compiler.nodes.cfg.ControlFlowGraph;
import jdk.vm.ci.meta.MetaAccessProvider;

public interface LoopPolicies {
    boolean shouldPeel(LoopEx loop, ControlFlowGraph cfg, MetaAccessProvider metaAccess);

    boolean shouldFullUnroll(LoopEx loop);

    boolean shouldTryUnswitch(LoopEx loop);

    boolean shouldUnswitch(LoopEx loop, List<ControlSplitNode> controlSplits);
}