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/injective.h |
22 | * \brief Generic schedule for injective operations |
23 | */ |
24 | #ifndef TVM_TOPI_GENERIC_INJECTIVE_H_ |
25 | #define TVM_TOPI_GENERIC_INJECTIVE_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/tags.h> |
32 | |
33 | namespace tvm { |
34 | namespace topi { |
35 | |
36 | using namespace tvm::te; |
37 | |
38 | namespace generic { |
39 | |
40 | /*! |
41 | * \brief Updates an existing schedule for the given injective ops. |
42 | * |
43 | * \param sch The schedule to update. |
44 | * \param out The tensor representing the injective op. |
45 | * |
46 | * \return The updated schedule. |
47 | */ |
48 | inline Schedule schedule_injective_from_existing(Schedule sch, const Tensor& out) { |
49 | detail::Fuse(sch[out], sch[out]->op.as<ComputeOpNode>()->axis); |
50 | return sch; |
51 | } |
52 | |
53 | /*! |
54 | * \brief Create a generic schedule for the given injective ops. |
55 | * |
56 | * \param target The target to generate a schedule for. |
57 | * \param outs The output tensors. |
58 | * |
59 | * \return A schedule for the given ops. |
60 | */ |
61 | inline Schedule schedule_injective(const Target& target, const Array<Tensor>& outs) { |
62 | Array<Operation> out_ops; |
63 | for (auto t : outs) { |
64 | out_ops.push_back(t->op); |
65 | } |
66 | auto s = create_schedule(out_ops); |
67 | tvm::te::AutoInlineInjective(s); |
68 | auto x = outs[0]; |
69 | schedule_injective_from_existing(s, x); |
70 | |
71 | return s; |
72 | } |
73 | |
74 | } // namespace generic |
75 | } // namespace topi |
76 | } // namespace tvm |
77 | #endif // TVM_TOPI_GENERIC_INJECTIVE_H_ |
78 | |