/*
* This file is part of the Jikes RVM project (http://jikesrvm.org).
*
* This file is licensed to You under the Common Public License (CPL);
* You may not use this file except in compliance with the License. You
* may obtain a copy of the License at
*
* http://www.opensource.org/licenses/cpl1.0.php
*
* See the COPYRIGHT.txt file distributed with this work for information
* regarding copyright ownership.
*/
package org.jikesrvm.compilers.opt;
/**
* Constants used in the dependence graph
*/
public interface OPT_DepGraphConstants {
// The dependence kind info is one of the above types
// WARNING: it can use only the lower 28 bits
// (see OPT_SpaceEffGraphEdge.java)
int REG_TRUE = 0x00001;
int REG_ANTI = 0x00002;
int REG_OUTPUT = 0x00004;
int MEM_TRUE = 0x00008;
int MEM_ANTI = 0x00010;
int MEM_OUTPUT = 0x00020;
int CONTROL = 0x00040;
int EXCEPTION_E = 0x00080;
int EXCEPTION_MS = 0x00100;
int EXCEPTION_ML = 0x00200;
int EXCEPTION_R = 0x00400;
int SEQ = 0x00800;
int GUARD_TRUE = 0x01000;
int GUARD_ANTI = 0x02000;
int GUARD_OUTPUT = 0x04000;
int MEM_READS_KILL = 0x08000;
int REG_MAY_DEF = 0x10000;
/**
* Compact redundant edges?
* Set to false if redundant edges are desired.
*/
boolean COMPACT = true;
}