diff options
author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
---|---|---|
committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /tools/profiler/public/ProfilerThreadPlatformData.h | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | tools/profiler/public/ProfilerThreadPlatformData.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/tools/profiler/public/ProfilerThreadPlatformData.h b/tools/profiler/public/ProfilerThreadPlatformData.h new file mode 100644 index 0000000000..c243a8ee02 --- /dev/null +++ b/tools/profiler/public/ProfilerThreadPlatformData.h @@ -0,0 +1,80 @@ +/* -*- 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 ProfilerThreadPlatformData_h +#define ProfilerThreadPlatformData_h + +#include "mozilla/ProfilerUtils.h" + +#if defined(__APPLE__) +# include <mach/mach_types.h> +#elif defined(__linux__) || defined(__ANDROID__) || defined(__FreeBSD__) +# include "mozilla/Maybe.h" +# include <time.h> +#endif + +namespace mozilla::profiler { + +class PlatformData { +#if (defined(_MSC_VER) || defined(__MINGW32__)) && defined(MOZ_GECKO_PROFILER) + public: + explicit PlatformData(ProfilerThreadId aThreadId); + ~PlatformData(); + + // Faking win32's HANDLE, because #including "windows.h" here causes trouble + // (e.g., it #defines `Yield` as nothing!) + // This type is static_check'ed against HANDLE in platform-win32.cpp. + using WindowsHandle = void*; + WindowsHandle ProfiledThread() const { return mProfiledThread; } + + private: + WindowsHandle mProfiledThread; +#elif defined(__APPLE__) && defined(MOZ_GECKO_PROFILER) + public: + explicit PlatformData(ProfilerThreadId aThreadId); + ~PlatformData(); + thread_act_t ProfiledThread() const { return mProfiledThread; } + + private: + // Note: for mProfiledThread Mach primitives are used instead of pthread's + // because the latter doesn't provide thread manipulation primitives + // required. For details, consult "Mac OS X Internals" book, Section 7.3. + thread_act_t mProfiledThread; +#elif (defined(__linux__) || defined(__ANDROID__) || defined(__FreeBSD__)) && \ + defined(MOZ_GECKO_PROFILER) + public: + explicit PlatformData(ProfilerThreadId aThreadId); + ~PlatformData(); + // Clock Id for this profiled thread. `Nothing` if `pthread_getcpuclockid` + // failed (e.g., if the system doesn't support per-thread clocks). + Maybe<clockid_t> GetClockId() const { return mClockId; } + + private: + Maybe<clockid_t> mClockId; +#else + public: + explicit PlatformData(ProfilerThreadId aThreadId) {} +#endif +}; + +/** + * Return the number of nanoseconds of CPU time used since thread start. + * + * @return true on success. + */ +#if defined(MOZ_GECKO_PROFILER) +bool GetCpuTimeSinceThreadStartInNs(uint64_t* aResult, + const PlatformData& aPlatformData); +#else +static inline bool GetCpuTimeSinceThreadStartInNs( + uint64_t* aResult, const PlatformData& aPlatformData) { + return false; +} +#endif + +} // namespace mozilla::profiler + +#endif // ProfilerThreadPlatformData_h |