1 /**
2 * Copyright 2022 Huawei Technologies Co., Ltd
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 #include <memory>
18 #include <vector>
19 #include "backend/common/graph_kernel/expanders/op_desc_registry.h"
20
21 namespace mindspore::graphkernel::expanders {
22 class ReLU : public OpDesc {
23 public:
24 ReLU() = default;
25 ~ReLU() = default;
26
Exec(const inner::GraphBuilder & gb,const NodePtrList & inputs)27 static NodePtr Exec(const inner::GraphBuilder &gb, const NodePtrList &inputs) {
28 auto const_zero = gb.Tensor(0.0, inputs[0]->type);
29 auto result = gb.Emit("Maximum", {inputs[0], const_zero});
30 return result;
31 }
32
33 protected:
Expand(const NodePtrList & inputs)34 NodePtrList Expand(const NodePtrList &inputs) override { return {Exec(gb, inputs)}; }
35 };
36 EXPANDER_OP_DESC_REGISTER("ReLU", ReLU);
37
ReluExpand(const inner::GraphBuilder & gb,const NodePtrList & inputs)38 NodePtr ReluExpand(const inner::GraphBuilder &gb, const NodePtrList &inputs) { return ReLU::Exec(gb, inputs); }
39 } // namespace mindspore::graphkernel::expanders
40