| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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. |
| */ |
| |
| package org.apache.sysds.hops.ipa; |
| |
| import org.apache.commons.logging.Log; |
| import org.apache.commons.logging.LogFactory; |
| import org.apache.sysds.parser.DMLProgram; |
| |
| /** |
| * Base class for all IPA passes. |
| */ |
| public abstract class IPAPass |
| { |
| protected static final Log LOG = LogFactory.getLog(IPAPass.class.getName()); |
| |
| /** |
| * Indicates if an IPA pass is applicable for the current |
| * configuration such as global flags or the chosen execution |
| * mode (e.g., HYBRID). |
| * |
| * @param fgraph function call graph |
| * @return true if applicable. |
| */ |
| public abstract boolean isApplicable(FunctionCallGraph fgraph); |
| |
| /** |
| * Rewrites the given program or its functions in place, |
| * with access to the read-only function call graph. |
| * |
| * @param prog dml program |
| * @param fgraph function call graph |
| * @param fcallSizes function call size infos |
| */ |
| public abstract void rewriteProgram( DMLProgram prog, FunctionCallGraph fgraph, FunctionCallSizeInfo fcallSizes ); |
| } |