001/* 002 * This file is part of the Jikes RVM project (http://jikesrvm.org). 003 * 004 * This file is licensed to You under the Eclipse Public License (EPL); 005 * You may not use this file except in compliance with the License. You 006 * may obtain a copy of the License at 007 * 008 * http://www.opensource.org/licenses/eclipse-1.0.php 009 * 010 * See the COPYRIGHT.txt file distributed with this work for information 011 * regarding copyright ownership. 012 */ 013package org.jikesrvm.compilers.opt.lir2mir; 014 015public interface BURS_StateCoder { 016 017 /* Action modifiers */ 018 byte NOFLAGS = 0x00; 019 byte EMIT_INSTRUCTION = 0x01; 020 byte LEFT_CHILD_FIRST = 0x02; 021 byte RIGHT_CHILD_FIRST = 0x04; 022 023 /* Generate code */ 024 void code(AbstractBURS_TreeNode p, int n, int ruleno); 025}