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 generic/extern.h
22 * \brief Schedule for extern followed by injective ops
23 */
24#ifndef TVM_TOPI_GENERIC_EXTERN_H_
25#define TVM_TOPI_GENERIC_EXTERN_H_
26
27#include <tvm/target/generic_func.h>
28#include <tvm/te/operation.h>
29#include <tvm/te/schedule_pass.h>
30#include <tvm/topi/detail/fuse.h>
31#include <tvm/topi/generic/injective.h>
32#include <tvm/topi/tags.h>
33
34namespace tvm {
35namespace topi {
36
37using namespace tvm::te;
38
39namespace generic {
40/*!
41 * \brief Schedule an extern op followed by injective operations
42 *
43 * \param target The target to generate a schedule for.
44 * \param outs The output tensors.
45 *
46 * \return A schedule for the op.
47 */
48inline Schedule schedule_extern(const Target& target, const Array<Tensor>& outs) {
49 Array<Operation> out_ops;
50 for (auto t : outs) {
51 out_ops.push_back(t->op);
52 }
53 auto s = create_schedule(out_ops);
54
55 tvm::te::AutoInlineInjective(s);
56 for (auto out : outs) {
57 if (out->op->IsInstance<ExternOpNode>()) {
58 continue;
59 }
60 tvm::GenericFunc::Get("schedule_injective_from_existing")(s, out);
61 }
62
63 return s;
64}
65
66} // namespace generic
67} // namespace topi
68} // namespace tvm
69#endif // TVM_TOPI_GENERIC_EXTERN_H_
70