mirror of
https://github.com/matrix-construct/construct
synced 2024-12-11 08:02:59 +01:00
172 lines
3.1 KiB
C++
172 lines
3.1 KiB
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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#include <RB_INC_VALGRIND_VALGRIND_H
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#include <RB_INC_VALGRIND_MEMCHECK_H
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#include <RB_INC_VALGRIND_CALLGRIND_H
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[[gnu::visibility("protected")]]
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void
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ircd::vg::set_noaccess(const const_buffer buf)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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VALGRIND_MAKE_MEM_NOACCESS(data(buf), size(buf));
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::vg::set_undefined(const const_buffer buf)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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VALGRIND_MAKE_MEM_UNDEFINED(data(buf), size(buf));
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::vg::set_defined(const const_buffer buf)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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VALGRIND_MAKE_MEM_DEFINED(data(buf), size(buf));
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#endif
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}
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[[gnu::visibility("protected")]]
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bool
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ircd::vg::defined(const void *const ptr,
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const size_t size)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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return VALGRIND_CHECK_MEM_IS_DEFINED(ptr, size) == 0;
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#else
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return true;
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#endif
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}
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[[gnu::visibility("protected")]]
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size_t
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ircd::vg::errors()
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noexcept
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{
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#ifdef HAVE_VALGRIND_VALGRIND_H
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return VALGRIND_COUNT_ERRORS;
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#else
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return 0;
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#endif
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}
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decltype(ircd::vg::active)
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ircd::vg::active{[]() -> bool
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{
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#ifdef HAVE_VALGRIND_VALGRIND_H
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return RUNNING_ON_VALGRIND;
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#else
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return false;
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#endif
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}()};
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//
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// vg::stack
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//
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[[gnu::visibility("protected")]]
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void
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ircd::vg::stack::del(const uint id)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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VALGRIND_STACK_DEREGISTER(id);
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#endif
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}
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[[gnu::visibility("protected")]]
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uint
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ircd::vg::stack::add(const mutable_buffer buf)
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noexcept
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{
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#ifdef HAVE_VALGRIND_MEMCHECK_H
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return VALGRIND_STACK_REGISTER(ircd::data(buf) + ircd::size(buf), ircd::data(buf));
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#else
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return 0;
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#endif
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}
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///////////////////////////////////////////////////////////////////////////////
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//
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// ircd/prof.h
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//
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namespace ircd::prof::vg
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{
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static bool _enabled;
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}
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[[gnu::visibility("protected")]]
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void
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ircd::prof::vg::stop()
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noexcept
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{
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#ifdef HAVE_VALGRIND_CALLGRIND_H
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CALLGRIND_STOP_INSTRUMENTATION;
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assert(_enabled);
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_enabled = false;
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::prof::vg::start()
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noexcept
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{
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#ifdef HAVE_VALGRIND_CALLGRIND_H
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assert(!_enabled);
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_enabled = true;
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CALLGRIND_START_INSTRUMENTATION;
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::prof::vg::reset()
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{
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#ifdef HAVE_VALGRIND_CALLGRIND_H
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CALLGRIND_ZERO_STATS;
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::prof::vg::toggle()
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{
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#ifdef HAVE_VALGRIND_CALLGRIND_H
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CALLGRIND_TOGGLE_COLLECT;
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#endif
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}
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[[gnu::visibility("protected")]]
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void
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ircd::prof::vg::dump(const char *const reason)
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{
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#ifdef HAVE_VALGRIND_CALLGRIND_H
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CALLGRIND_DUMP_STATS_AT(reason);
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#endif
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}
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[[gnu::visibility("protected")]]
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bool
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ircd::prof::vg::enabled()
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{
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return _enabled;
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}
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