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backtrace.hpp
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backtrace.hpp
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// MIT License
//
// Copyright (c) 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
// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
// SOFTWARE.
#pragma once
#include "core/common.hpp"
#include "core/components/fwd.hpp"
#include "core/defines.hpp"
#include "core/timemory.hpp"
#include "library/thread_data.hpp"
#include <timemory/components/base/declaration.hpp>
#include <timemory/mpl/concepts.hpp>
#include <timemory/unwind/cache.hpp>
#include <timemory/unwind/processed_entry.hpp>
#include <timemory/unwind/stack.hpp>
#include <array>
#include <chrono>
#include <cstddef>
#include <cstdint>
#include <set>
#include <vector>
namespace omnitrace
{
namespace component
{
struct backtrace : comp::empty_base
{
static constexpr size_t stack_depth = OMNITRACE_MAX_UNWIND_DEPTH;
using data_t = tim::unwind::stack<stack_depth>;
using cache_type = typename data_t::cache_type;
using entry_type = tim::unwind::processed_entry;
using clock_type = std::chrono::steady_clock;
using value_type = void;
using system_clock = std::chrono::system_clock;
using system_time_point = typename system_clock::time_point;
static std::string label();
static std::string description();
backtrace() = default;
~backtrace() = default;
backtrace(const backtrace&) = default;
backtrace(backtrace&&) noexcept = default;
backtrace& operator=(const backtrace&) = default;
backtrace& operator=(backtrace&&) noexcept = default;
static std::vector<entry_type> filter_and_patch(const std::vector<entry_type>&);
static void start();
static void stop();
void sample(int = -1);
bool empty() const;
size_t size() const;
std::vector<entry_type> get() const;
data_t get_data() const { return m_data; }
private:
data_t m_data = {};
};
} // namespace component
} // namespace omnitrace