1/*
2 * Licensed to the Apache Software Foundation (ASF) under one
3 * or more contributor license agreements. See the NOTICE file
4 * distributed with this work for additional information
5 * regarding copyright ownership. The ASF licenses this file
6 * to you under the Apache License, Version 2.0 (the
7 * "License"); you may not use this file except in compliance
8 * with the License. You may obtain a copy of the License at
9 *
10 * http://www.apache.org/licenses/LICENSE-2.0
11 *
12 * Unless required by applicable law or agreed to in writing,
13 * software distributed under the License is distributed on an
14 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15 * KIND, either express or implied. See the License for the
16 * specific language governing permissions and limitations
17 * under the License.
18 */
19
20/*!
21 * \file auto_scheduler_layout_rewrite.h
22 * \brief Rewrite the layout of "layout free" tensors (e.g., the weight tensors in
23 * conv2d and dense layers) according to the tile structure generated by the auto-scheduler.
24 */
25
26#ifndef TVM_RELAY_TRANSFORMS_AUTO_SCHEDULER_LAYOUT_REWRITE_H_
27#define TVM_RELAY_TRANSFORMS_AUTO_SCHEDULER_LAYOUT_REWRITE_H_
28
29#include <tvm/relay/expr_functor.h>
30
31#include <deque>
32#include <string>
33
34namespace tvm {
35namespace relay {
36
37class AutoSchedulerLayoutRewriter : public ExprMutator {
38 public:
39 Expr VisitExpr_(const CallNode* n) final;
40
41 // Two global variables for receiving layout information from python
42 static std::deque<std::string> global_ori_layouts_queue;
43 static std::deque<std::string> global_new_layouts_queue;
44};
45
46} // namespace relay
47} // namespace tvm
48
49#endif // TVM_RELAY_TRANSFORMS_AUTO_SCHEDULER_LAYOUT_REWRITE_H_
50