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 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

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 * published by the Free Software Foundation.

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 * 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).

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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 shouldPartiallyUnroll(LoopEx loop);

    boolean shouldTryUnswitch(LoopEx loop);

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

}