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construct/include/ircd/gpt/pipe/cycle.h

48 lines
1.2 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_CYCLE_H
namespace ircd::gpt::pipe
{
const gpt::ctrl &acquire(cycle &);
}
/// Perform one task cycle on the device. The cycle is an atomic unit of
/// generation producing one token.
///
/// Constructions of this object enqueue device commands to complete an
/// additional cycle of the task as provided by `ctrl` and `opts`.
///
/// Destructions of this object yield the ircd::ctx until those commands
/// are complete.
///
struct ircd::gpt::pipe::cycle
{
struct profile;
static constexpr size_t stages
{
4 + 3 + (12 * 2) + 4 + 2 + (12 * 2) + 1 + 1
};
pipe::desc &desc;
uint tick;
uint count;
uint tokens;
uint cached;
uint frame;
pipe::range range;
std::array<cl::exec, stages> stage;
cycle(gpt::samp &);
~cycle() noexcept;
};