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fefaaca2c2
ircd::prof: Split linux/perf_event specific to unit.
40 lines
1,000 B
C++
40 lines
1,000 B
C++
// Matrix Construct
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//
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// Copyright (C) Matrix Construct Developers, Authors & Contributors
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// Copyright (C) 2016-2019 Jason Volk <jason@zemos.net>
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//
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// Permission to use, copy, modify, and/or distribute this software for any
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// purpose with or without fee is hereby granted, provided that the above
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// copyright notice and this permission notice is present in all copies. The
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// full license for this software is available in the LICENSE file.
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#pragma once
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#define HAVE_IRCD_PROF_VG_H
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/// Callgrind hypercall suite
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namespace ircd::prof::vg
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{
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struct enable;
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struct disable;
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bool enabled();
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void dump(const char *const reason = nullptr);
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void toggle();
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void reset();
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void start() noexcept;
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void stop() noexcept;
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}
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/// Enable callgrind profiling for the scope
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struct ircd::prof::vg::enable
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{
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enable() noexcept;
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~enable() noexcept;
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};
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/// Disable any enabled callgrind profiling for the scope; then restore.
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struct ircd::prof::vg::disable
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{
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disable() noexcept;
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~disable() noexcept;
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};
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