| /* |
| * reserved comment block |
| * DO NOT REMOVE OR ALTER! |
| */ |
| /* |
| * Copyright 2001-2004 The Apache Software Foundation. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| /* |
| * $Id: MethodGenerator.java,v 1.10 2010-11-01 04:34:19 joehw Exp $ |
| */ |
| package com.sun.org.apache.xalan.internal.xsltc.compiler.util; |
| import com.sun.org.apache.bcel.internal.generic.Instruction; |
| |
| /** |
| * <p>This pseudo-instruction marks the beginning of a region of byte code that |
| * can be copied into a new method, termed an "outlineable" chunk. The size of |
| * the Java stack must be the same at the start of the region as it is at the |
| * end of the region, any value on the stack at the start of the region must not |
| * be consumed by an instruction in the region of code, the region must not |
| * contain a return instruction, no branch instruction in the region is |
| * permitted to have a target that is outside the region, and no branch |
| * instruction outside the region is permitted to have a target that is inside |
| * the region.</p> |
| * <p>The end of the region is marked by an {@link OutlineableChunkEnd} |
| * pseudo-instruction.</p> |
| * <p>Such a region of code may contain other outlineable regions.</p> |
| */ |
| class OutlineableChunkStart extends MarkerInstruction { |
| /** |
| * A constant instance of {@link OutlineableChunkStart}. As it has no fields, |
| * there should be no need to create an instance of this class. |
| */ |
| public static final Instruction OUTLINEABLECHUNKSTART = |
| new OutlineableChunkStart(); |
| |
| /** |
| * Private default constructor. As it has no fields, |
| * there should be no need to create an instance of this class. See |
| * {@link OutlineableChunkStart#OUTLINEABLECHUNKSTART}. |
| */ |
| private OutlineableChunkStart() { |
| } |
| |
| /** |
| * Get the name of this instruction. Used for debugging. |
| * @return the instruction name |
| */ |
| public String getName() { |
| return OutlineableChunkStart.class.getName(); |
| } |
| |
| /** |
| * Get the name of this instruction. Used for debugging. |
| * @return the instruction name |
| */ |
| public String toString() { |
| return getName(); |
| } |
| |
| /** |
| * Get the name of this instruction. Used for debugging. |
| * @return the instruction name |
| */ |
| public String toString(boolean verbose) { |
| return getName(); |
| } |
| } |