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 * \brief Topi utility function
22 * \file topi/utils.h
23 */
24#ifndef TVM_TOPI_UTILS_H_
25#define TVM_TOPI_UTILS_H_
26
27#include <tvm/ir/expr.h>
28#include <tvm/runtime/packed_func.h>
29
30namespace tvm {
31namespace topi {
32
33using namespace tvm::runtime;
34
35/*! \brief Canonicalize an argument that may be Array<Expr> or int to Array<Expr> */
36inline Array<Integer> ArrayOrInt(TVMArgValue arg) {
37 if (arg.type_code() == kDLInt || arg.type_code() == kDLUInt) {
38 Array<Integer> result;
39 result.push_back(arg.operator int());
40 return result;
41 } else {
42 return arg;
43 }
44}
45} // namespace topi
46} // namespace tvm
47#endif // TVM_TOPI_UTILS_H_
48