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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 01:47:29 +0000 |
commit | 0ebf5bdf043a27fd3dfb7f92e0cb63d88954c44d (patch) | |
tree | a31f07c9bcca9d56ce61e9a1ffd30ef350d513aa /tools/profiler/public/ProfilerThreadRegistrationInfo.h | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream/115.8.0esr.tar.xz firefox-esr-upstream/115.8.0esr.zip |
Adding upstream version 115.8.0esr.upstream/115.8.0esr
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/profiler/public/ProfilerThreadRegistrationInfo.h')
-rw-r--r-- | tools/profiler/public/ProfilerThreadRegistrationInfo.h | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/tools/profiler/public/ProfilerThreadRegistrationInfo.h b/tools/profiler/public/ProfilerThreadRegistrationInfo.h new file mode 100644 index 0000000000..e116c3059e --- /dev/null +++ b/tools/profiler/public/ProfilerThreadRegistrationInfo.h @@ -0,0 +1,64 @@ +/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#ifndef ProfilerThreadRegistrationInfo_h +#define ProfilerThreadRegistrationInfo_h + +#include "mozilla/BaseAndGeckoProfilerDetail.h" +#include "mozilla/ProfilerUtils.h" +#include "mozilla/TimeStamp.h" + +#include <string> + +namespace mozilla::profiler { + +// This class contains immutable information about a thread which needs to be +// stored across restarts of the profiler and which can be useful even after the +// thread has stopped running. +class ThreadRegistrationInfo { + public: + // Construct on the thread. + explicit ThreadRegistrationInfo(const char* aName) : mName(aName) {} + + // Construct for a foreign thread (e.g., Java). + ThreadRegistrationInfo(const char* aName, ProfilerThreadId aThreadId, + bool aIsMainThread, const TimeStamp& aRegisterTime) + : mName(aName), + mRegisterTime(aRegisterTime), + mThreadId(aThreadId), + mIsMainThread(aIsMainThread) {} + + // Only allow move construction, for extraction when the thread ends. + ThreadRegistrationInfo(ThreadRegistrationInfo&&) = default; + + // Other copies/moves disallowed. + ThreadRegistrationInfo(const ThreadRegistrationInfo&) = delete; + ThreadRegistrationInfo& operator=(const ThreadRegistrationInfo&) = delete; + ThreadRegistrationInfo& operator=(ThreadRegistrationInfo&&) = delete; + + [[nodiscard]] const char* Name() const { return mName.c_str(); } + [[nodiscard]] const TimeStamp& RegisterTime() const { return mRegisterTime; } + [[nodiscard]] ProfilerThreadId ThreadId() const { return mThreadId; } + [[nodiscard]] bool IsMainThread() const { return mIsMainThread; } + + private: + static TimeStamp ExistingRegisterTimeOrNow() { + TimeStamp registerTime = baseprofiler::detail::GetThreadRegistrationTime(); + if (!registerTime) { + registerTime = TimeStamp::Now(); + } + return registerTime; + } + + const std::string mName; + const TimeStamp mRegisterTime = ExistingRegisterTimeOrNow(); + const ProfilerThreadId mThreadId = profiler_current_thread_id(); + const bool mIsMainThread = profiler_is_main_thread(); +}; + +} // namespace mozilla::profiler + +#endif // ProfilerThreadRegistrationInfo_h |