// Tencent is pleased to support the open source community by making ncnn available.
//
// Copyright (C) 2021 THL A29 Limited, a Tencent company. All rights reserved.
//
// Licensed under the BSD 3-Clause License (the "License"); you may not use this file except
// in compliance with the License. You may obtain a copy of the License at
//
// https://opensource.org/licenses/BSD-3-Clause
//
// Unless required by applicable law or agreed to in writing, software distributed
// under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
// CONDITIONS OF ANY KIND, either express or implied. See the License for the
// specific language governing permissions and limitations under the License.

#include "pass_level2.h"

namespace pnnx {

class F_max_pool2d : public GraphRewriterPass
{
public:
    const char* match_pattern_graph() const
    {
        return R"PNNXIR(7767517
8 7
pnnx.Input              input_0     0 1 input
pnnx.Input              input_1     0 1 kernel_size
pnnx.Input              input_2     0 1 stride
pnnx.Input              input_3     0 1 padding
pnnx.Input              input_4     0 1 dilation
prim::Constant          op_0        0 1 ceil_mode value=%ceil_mode
aten::max_pool2d        op_1        6 1 input kernel_size stride padding dilation ceil_mode out
pnnx.Output             output      1 0 out
)PNNXIR";
    }

    const char* type_str() const
    {
        return "F.max_pool2d";
    }

    void write(Operator* op, const std::map<std::string, Parameter>& captured_params) const
    {
        op->params["ceil_mode"] = captured_params.at("ceil_mode");
        op->params["return_indices"] = false;
    }
};

REGISTER_GLOBAL_PNNX_GRAPH_REWRITER_PASS(F_max_pool2d, 10)

class F_max_pool2d_2 : public GraphRewriterPass
{
public:
    const char* match_pattern_graph() const
    {
        return R"PNNXIR(7767517
8 8
pnnx.Input              input_0     0 1 input
pnnx.Input              input_1     0 1 kernel_size
pnnx.Input              input_2     0 1 stride
pnnx.Input              input_3     0 1 padding
pnnx.Input              input_4     0 1 dilation
prim::Constant          op_0        0 1 ceil_mode value=%ceil_mode
aten::max_pool2d_with_indices op_1  6 2 input kernel_size stride padding dilation ceil_mode out indices
pnnx.Output             output      2 0 out indices
)PNNXIR";
    }

    const char* type_str() const
    {
        return "F.max_pool2d";
    }

    void write(Operator* op, const std::map<std::string, Parameter>& captured_params) const
    {
        op->params["ceil_mode"] = captured_params.at("ceil_mode");
        op->params["return_indices"] = true;
    }
};

REGISTER_GLOBAL_PNNX_GRAPH_REWRITER_PASS(F_max_pool2d_2, 10)

} // namespace pnnx