mirror of
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80 lines
2.9 KiB
C++
80 lines
2.9 KiB
C++
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include <migraphx/onnx/op_parser.hpp>
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#include <migraphx/onnx/checks.hpp>
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#include <migraphx/ranges.hpp>
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#include <migraphx/instruction.hpp>
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#include <migraphx/make_op.hpp>
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namespace migraphx {
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inline namespace MIGRAPHX_INLINE_NS {
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namespace onnx {
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struct parse_topk : op_parser<parse_topk>
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{
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std::vector<op_desc> operators() const { return {{"TopK"}}; }
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std::vector<instruction_ref> parse(const op_desc& /*opd*/,
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const onnx_parser& parser,
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onnx_parser::node_info info,
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std::vector<instruction_ref> args) const
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{
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int64_t k = 0;
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if(args.size() == 2)
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{
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auto arg_k = args.at(1)->eval();
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check_arg_empty(arg_k, "PARSE_TopK: k input must be constant");
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k = arg_k.at<int>();
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}
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else if(contains(info.attributes, "k"))
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{
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k = info.attributes.at("k").i();
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}
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bool largest = true;
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if(contains(info.attributes, "largest"))
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{
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largest = static_cast<bool>(info.attributes.at("largest").i());
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}
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int64_t axis = -1;
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if(contains(info.attributes, "axis"))
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{
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axis = parser.parse_value(info.attributes.at("axis")).at<int>();
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}
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auto topk_ret = info.add_instruction(
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make_op("topk", {{"k", k}, {"axis", axis}, {"largest", largest}}), args.at(0));
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auto ret_val = info.add_instruction(make_op("get_tuple_elem", {{"index", 0}}), topk_ret);
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auto ret_ind = info.add_instruction(make_op("get_tuple_elem", {{"index", 1}}), topk_ret);
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return {ret_val, ret_ind};
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}
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};
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} // namespace onnx
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} // namespace MIGRAPHX_INLINE_NS
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} // namespace migraphx
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