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construct/include/ircd/gpt/pipe/prof.h
2022-06-19 20:14:22 -07:00

56 lines
1.5 KiB
C++

// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2022 Jason Volk <jason@zemos.net>
//
// Permission to use, copy, modify, and/or distribute this software for any
// purpose with or without fee is hereby granted, provided that the above
// copyright notice and this permission notice is present in all copies. The
// full license for this software is available in the LICENSE file.
#pragma once
#define HAVE_IRCD_GPT_PIPE_PROF_H
namespace ircd::gpt::pipe
{
string_view debug(const mutable_buffer &, const prof &, const size_t &pos);
string_view debug(const mutable_buffer &, const prof &);
}
/// Extract profiling information for a cycle. This object contains timing
/// state integers for each corresponding stage of the cycle.
///
/// Default constructions initialize to zero and the state can also be used
/// as an accumulator.
struct ircd::gpt::pipe::prof
{
static constexpr size_t stages
{
cycle::stages
};
static constexpr size_t phases
{
num_of<cl::work::prof::phase>()
};
using phase = cl::work::prof::phase;
using phase_array = cl::work::prof;
using stage_array = std::array<phase_array, stages>;
using info_type = std::tuple<string_view, int>;
using info_array = std::array<info_type, stages>;
using info_name_array = std::array<char[64], stages>;
static info_name_array name;
static info_array info;
private:
static bool init;
static void init_info(const pipe::cycle &);
public:
stage_array ts;
prof(const pipe::cycle &);
prof() noexcept;
};