001    /*
002     * Copyright 2001-2005 Sun Microsystems, Inc.  All Rights Reserved.
003     * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
004     *
005     * This code is free software; you can redistribute it and/or modify it
006     * under the terms of the GNU General Public License version 2 only, as
007     * published by the Free Software Foundation.  Sun designates this
008     * particular file as subject to the "Classpath" exception as provided
009     * by Sun in the LICENSE file that accompanied this code.
010     *
011     * This code is distributed in the hope that it will be useful, but WITHOUT
012     * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
013     * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
014     * version 2 for more details (a copy is included in the LICENSE file that
015     * accompanied this code).
016     *
017     * You should have received a copy of the GNU General Public License version
018     * 2 along with this work; if not, write to the Free Software Foundation,
019     * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
020     *
021     * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
022     * CA 95054 USA or visit www.sun.com if you need additional information or
023     * have any questions.
024     */
025    
026    package com.sun.tools.javac.jvm;
027    
028    
029    /** The CharacterRangeTable flags indicating type of an entry.
030     *
031     *  <p><b>This is NOT part of any API supported by Sun Microsystems.  If
032     *  you write code that depends on this, you do so at your own risk.
033     *  This code and its internal interfaces are subject to change or
034     *  deletion without notice.</b>
035     */
036    public interface CRTFlags {
037    
038        /** CRTEntry flags.
039         */
040        public static final int CRT_STATEMENT       = 0x0001;
041        public static final int CRT_BLOCK           = 0x0002;
042        public static final int CRT_ASSIGNMENT      = 0x0004;
043        public static final int CRT_FLOW_CONTROLLER = 0x0008;
044        public static final int CRT_FLOW_TARGET     = 0x0010;
045        public static final int CRT_INVOKE          = 0x0020;
046        public static final int CRT_CREATE          = 0x0040;
047        public static final int CRT_BRANCH_TRUE     = 0x0080;
048        public static final int CRT_BRANCH_FALSE    = 0x0100;
049    
050        /** The mask for valid flags
051         */
052        public static final int CRT_VALID_FLAGS = CRT_STATEMENT | CRT_BLOCK | CRT_ASSIGNMENT |
053                                                  CRT_FLOW_CONTROLLER | CRT_FLOW_TARGET | CRT_INVOKE |
054                                                  CRT_CREATE | CRT_BRANCH_TRUE | CRT_BRANCH_FALSE;
055    }