onnx.cpp 1.54 KB
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#include <migraphx/onnx/onnx_parser.hpp>
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#include <iostream>
#include <fstream>
#include <unordered_map>
#include <functional>
#include <array>
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#include <utility>
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#include <vector>
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#include <migraphx/program.hpp>
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#include <migraphx/onnx.hpp>
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namespace migraphx {
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inline namespace MIGRAPHX_INLINE_NS {
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template <class... Ts>
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program parse_onnx_from(const onnx_options& options, Ts&&... xs)
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{
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    onnx::onnx_parser parser;
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    parser.map_input_dims         = options.map_input_dims;
    parser.default_dim_value      = options.default_dim_value;
    parser.skip_unknown_operators = options.skip_unknown_operators;
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    if(options.print_program_on_error)
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    {
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        // Log the program when it can't be parsed
        try
        {
            parser.parse_from(std::forward<Ts>(xs)...);
        }
        catch(...)
        {
            std::cerr << parser.prog << std::endl;
            throw;
        }
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    }
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    else
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    {
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        parser.parse_from(std::forward<Ts>(xs)...);
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    }
    return std::move(parser.prog);
}

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program parse_onnx(const std::string& name, const onnx_options& options)
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{
    std::fstream input(name.c_str(), std::ios::in | std::ios::binary);
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    return parse_onnx_from(options, input, name);
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}

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program parse_onnx_buffer(const std::string& buffer, const onnx_options& options)
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{
    return parse_onnx_from(options, buffer.data(), buffer.size());
}

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program parse_onnx_buffer(const void* data, std::size_t size, const onnx_options& options)
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{
    return parse_onnx_from(options, data, size);
}

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} // namespace MIGRAPHX_INLINE_NS
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} // namespace migraphx