preallocate.cpp

/*
 * The MIT License (MIT)
 *
 * Copyright (c) 2015-2022 Advanced Micro Devices, Inc. All rights reserved.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL THE
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#include <migraphx/config.hpp>
#include <migraphx/check_shapes.hpp>
#include <migraphx/argument.hpp>
#include <migraphx/context.hpp>
#include <migraphx/cpu/context.hpp>
#include <migraphx/register_op.hpp>

namespace migraphx {
inline namespace MIGRAPHX_INLINE_NS {
namespace cpu {

struct cpu_preallocate : auto_register_op<cpu_preallocate>
{
    shape s;
    std::string id = "";
    argument data;

    template <class Self, class F>
    static auto reflect(Self& self, F f)
    {
        return pack(f(self.s, "shape"), f(self.id, "id"));
    }

    std::string name() const { return "cpu::preallocate"; }
    shape compute_shape(const std::vector<shape>& inputs) const
    {
        check_shapes{inputs, *this}.has(0);
        return s;
    }
    argument compute(context&, const shape&, const std::vector<argument>&) const { return data; }
    void finalize(context&, const shape&, const std::vector<shape>&) { data = argument(s); }
    lifetime get_lifetime() const { return lifetime::global; }
};

} // namespace cpu
} // namespace MIGRAPHX_INLINE_NS
} // namespace migraphx