74 lines
2.5 KiB
C++
74 lines
2.5 KiB
C++
//*****************************************************************************
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// Copyright 2017-2021 Intel Corporation
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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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//*****************************************************************************
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#include "implicit_broadcast_elimination.hpp"
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#include "ngraph/builder/autobroadcast.hpp"
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#include "ngraph/graph_util.hpp"
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#include "ngraph/op/util/binary_elementwise_arithmetic.hpp"
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#include "ngraph/op/util/binary_elementwise_comparison.hpp"
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#include "ngraph/op/util/binary_elementwise_logical.hpp"
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#include "ngraph/op/util/op_types.hpp"
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NGRAPH_SUPPRESS_DEPRECATED_START
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using namespace std;
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using namespace ngraph;
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bool ngraph::pass::ImplicitBroadcastElimination::run_on_node(std::shared_ptr<Node> node)
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{
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if (ngraph::op::supports_auto_broadcast(node))
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{
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if (node->get_autob().m_type != op::AutoBroadcastType::NONE)
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{
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auto new_args = pass::explicit_broadcast(node);
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for (size_t i = 0; i < new_args.size(); i++)
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{
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node->input(i).replace_source_output(new_args[i]->output(0));
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}
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return true;
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}
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}
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return false;
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}
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NodeVector ngraph::pass::explicit_broadcast(std::shared_ptr<Node>& node)
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{
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NodeVector rc;
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if (ngraph::op::supports_auto_broadcast(node))
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{
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auto autob = node->get_autob();
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if (autob.m_type == op::AutoBroadcastType::NONE)
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{
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for (auto& val : node->input_values())
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rc.emplace_back(val.get_node_shared_ptr());
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}
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else if (autob.m_type == op::AutoBroadcastType::NUMPY)
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{
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rc = as_node_vector(builder::numpy_broadcast_outputs(node->input_values()));
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}
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else if (autob.m_type == op::AutoBroadcastType::PDPD)
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{
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rc = as_node_vector(builder::pdpd_broadcast(node->input_values(), autob.m_axis));
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}
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else
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{
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throw ngraph_error("Unsupported implicit broadcast type");
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}
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}
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return rc;
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}
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