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62 lines
2.1 KiB
62 lines
2.1 KiB
/* Copyright (c) 2018 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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#include "paddle/fluid/framework/ir/codegen_helper.h"
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#include <algorithm>
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#include <sstream>
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#include <string>
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#include <vector>
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namespace paddle {
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namespace framework {
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namespace ir {
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OperationExpression::OperationExpression(std::vector<int> input_ids,
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int output_id,
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std::string search_operation) {
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input_ids_ = input_ids;
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output_id_ = output_id;
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search_operation_ = search_operation;
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}
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// we Traverse the graph and get the group , all input id and output id is
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// unique for the node which belong the group
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std::string OperationExpression::GetExpression() {
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std::stringstream ret;
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if (operator_cuda_table.find(search_operation_) ==
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operator_cuda_table.end()) {
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std::cerr << "Not supportted operation, " << search_operation_ << std::endl;
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} else {
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auto rhs = operator_cuda_table[search_operation_];
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std::string replaced_str = "$";
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int count = 0;
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auto pos = rhs.find(replaced_str);
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while (pos != -1) {
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auto index = input_ids_[count];
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rhs.replace(pos, replaced_str.length(),
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std::to_string(index) + R"([offset])");
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pos = rhs.find(replaced_str);
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count++;
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}
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auto lhs = std::string(indentation) + "var" + std::to_string(output_id_) +
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R"([offset])";
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auto equal_split = R"( = )";
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auto semicolon = R"(;)";
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ret << lhs << equal_split << rhs << semicolon << std::endl;
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}
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return ret.str();
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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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