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construct/include/ircd/prof/instructions.h
Jason Volk fefaaca2c2 ircd::prof: Split header into directory.
ircd::prof: Split linux/perf_event specific to unit.
2019-07-31 19:43:09 -07:00

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893 B
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// Matrix Construct
//
// Copyright (C) Matrix Construct Developers, Authors & Contributors
// Copyright (C) 2016-2019 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_PROF_INSTRUCTIONS_H
namespace ircd::prof
{
struct instructions;
}
/// Gadget for hardware profiling of instructions for a scope.
///
struct ircd::prof::instructions
{
prof::group group;
uint64_t retired {0};
public:
const uint64_t &at() const;
const uint64_t &sample();
instructions();
instructions(instructions &&) = delete;
instructions(const instructions &) = delete;
~instructions() noexcept;
};