Mercurial > hg > graal-compiler
view graal/com.oracle.graal.compiler.common/src/com/oracle/graal/compiler/common/cfg/Loop.java @ 23394:964f28c04d7b default tip
Don't fill the code cache with nmethods from CTW
author | Tom Rodriguez <tom.rodriguez@oracle.com> |
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date | Fri, 05 Feb 2016 22:48:36 -0800 |
parents | 05183a084a08 |
children |
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/* * Copyright (c) 2012, 2012, 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.compiler.common.cfg; import java.util.ArrayList; import java.util.List; public abstract class Loop<T extends AbstractBlockBase<T>> { private final Loop<T> parent; private final List<Loop<T>> children; private final int depth; private final int index; private final T header; private final List<T> blocks; private final List<T> exits; protected Loop(Loop<T> parent, int index, T header) { this.parent = parent; if (parent != null) { this.depth = parent.getDepth() + 1; parent.getChildren().add(this); } else { this.depth = 1; } this.index = index; this.header = header; this.blocks = new ArrayList<>(); this.children = new ArrayList<>(); this.exits = new ArrayList<>(); } public abstract long numBackedges(); @Override public String toString() { return "loop " + index + " depth " + getDepth() + (parent != null ? " outer " + parent.index : ""); } public Loop<T> getParent() { return parent; } public List<Loop<T>> getChildren() { return children; } public int getDepth() { return depth; } public int getIndex() { return index; } public T getHeader() { return header; } public List<T> getBlocks() { return blocks; } public List<T> getExits() { return exits; } }