Mercurial > hg > graal-compiler
view graal/com.oracle.jvmci.meta/src/com/oracle/jvmci/meta/LocalVariableTableImpl.java @ 21591:6c5327245831
LinearScan: fix intervals context.
author | Josef Eisl <josef.eisl@jku.at> |
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date | Fri, 29 May 2015 10:59:03 +0200 |
parents | 47bebae7454f |
children |
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/* * Copyright (c) 2011, 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.jvmci.meta; import java.util.*; public class LocalVariableTableImpl implements LocalVariableTable { private final Local[] locals; public LocalVariableTableImpl(Local[] locals) { this.locals = locals; } @Override public Local getLocal(int slot, int bci) { Local result = null; for (Local local : locals) { if (local.getSlot() == slot && local.getStartBCI() <= bci && local.getEndBCI() >= bci) { if (result == null) { result = local; } else { throw new IllegalStateException("Locals overlap!"); } } } return result; } @Override public Local[] getLocals() { return locals; } @Override public Local[] getLocalsAt(int bci) { List<Local> result = new ArrayList<>(); for (Local l : locals) { if (l.getStartBCI() <= bci && bci <= l.getEndBCI()) { result.add(l); } } return result.toArray(new Local[result.size()]); } }