wehub-resource-sync
69 lines
1.6 KiB
C++
69 lines
1.6 KiB
C++
// Copyright (c) 2022 PaddlePaddle Authors. All Rights Reserved.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#pragma once
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#include "paddle/fluid/framework/ir/fuse_pass_base.h"
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#include "paddle/fluid/framework/ir/graph.h"
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#include "paddle/fluid/framework/ir/graph_pattern_detector.h"
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#include "paddle/fluid/framework/ir/pass.h"
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namespace paddle {
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namespace framework {
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namespace ir {
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// |
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// reshape2
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// |
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// reshape2
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// |
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// transpose2 -> reverse_roll (shift_size=0)
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// | fuse
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// reshape2
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// |
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// reshape2
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// |
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//
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// or
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//
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// |
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// reshape2
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// |
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// reshape2
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// | -> reverse_roll (shift_size>0)
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// transpose2 fuse
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// |
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// reshape2
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// |
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// roll
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// |
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// reshape2
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// |
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class ReverseRollFusePass : public FusePassBase {
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public:
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ReverseRollFusePass();
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virtual ~ReverseRollFusePass() = default;
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protected:
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void ApplyImpl(ir::Graph *graph) const override;
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int ApplyPattern(ir::Graph *graph, bool with_roll) const;
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private:
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const std::string scope_name_{"reverse_roll_fuse"};
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};
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} // namespace ir
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} // namespace framework
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} // namespace paddle
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