michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #ifdef mozilla_StartupTimeline_Event
michael@0: mozilla_StartupTimeline_Event(PROCESS_CREATION, "process")
michael@0: mozilla_StartupTimeline_Event(START, "start")
michael@0: mozilla_StartupTimeline_Event(MAIN, "main")
michael@0: mozilla_StartupTimeline_Event(SELECT_PROFILE, "selectProfile")
michael@0: mozilla_StartupTimeline_Event(AFTER_PROFILE_LOCKED, "afterProfileLocked")
michael@0: // Record the beginning and end of startup crash detection to compare with crash stats to know whether
michael@0: // detection should be improved to start or end sooner.
michael@0: mozilla_StartupTimeline_Event(STARTUP_CRASH_DETECTION_BEGIN, "startupCrashDetectionBegin")
michael@0: mozilla_StartupTimeline_Event(STARTUP_CRASH_DETECTION_END, "startupCrashDetectionEnd")
michael@0: mozilla_StartupTimeline_Event(FIRST_PAINT, "firstPaint")
michael@0: mozilla_StartupTimeline_Event(SESSION_RESTORE_INIT, "sessionRestoreInit")
michael@0: mozilla_StartupTimeline_Event(SESSION_RESTORED, "sessionRestored")
michael@0: mozilla_StartupTimeline_Event(CREATE_TOP_LEVEL_WINDOW, "createTopLevelWindow")
michael@0: mozilla_StartupTimeline_Event(LINKER_INITIALIZED, "linkerInitialized")
michael@0: mozilla_StartupTimeline_Event(LIBRARIES_LOADED, "librariesLoaded")
michael@0: mozilla_StartupTimeline_Event(FIRST_LOAD_URI, "firstLoadURI")
michael@0: #else
michael@0: 
michael@0: #ifndef mozilla_StartupTimeline
michael@0: #define mozilla_StartupTimeline
michael@0: 
michael@0: #include "mozilla/TimeStamp.h"
michael@0: #include "nscore.h"
michael@0: #include "GeckoProfiler.h"
michael@0: 
michael@0: #ifdef MOZ_LINKER
michael@0: extern "C" {
michael@0: /* This symbol is resolved by the custom linker. The function it resolves
michael@0:  * to dumps some statistics about the linker at the key events recorded
michael@0:  * by the startup timeline. */
michael@0: extern void __moz_linker_stats(const char *str)
michael@0: NS_VISIBILITY_DEFAULT __attribute__((weak));
michael@0: } /* extern "C" */
michael@0: #else
michael@0: 
michael@0: #endif
michael@0: 
michael@0: namespace mozilla {
michael@0: 
michael@0: void RecordShutdownEndTimeStamp();
michael@0: void RecordShutdownStartTimeStamp();
michael@0: void StartupTimelineRecordExternal(int, uint64_t);
michael@0: 
michael@0: class StartupTimeline {
michael@0: public:
michael@0:   enum Event {
michael@0:     #define mozilla_StartupTimeline_Event(ev, z) ev,
michael@0:     #include "StartupTimeline.h"
michael@0:     #undef mozilla_StartupTimeline_Event
michael@0:     MAX_EVENT_ID
michael@0:   };
michael@0: 
michael@0:   static TimeStamp Get(Event ev) {
michael@0:     return sStartupTimeline[ev];
michael@0:   }
michael@0: 
michael@0:   static const char *Describe(Event ev) {
michael@0:     return sStartupTimelineDesc[ev];
michael@0:   }
michael@0: 
michael@0:   static void Record(Event ev) {
michael@0:     PROFILER_MARKER(Describe(ev));
michael@0:     Record(ev, TimeStamp::Now());
michael@0:   }
michael@0: 
michael@0:   static void Record(Event ev, TimeStamp when) {
michael@0:     sStartupTimeline[ev] = when;
michael@0: #ifdef MOZ_LINKER
michael@0:     if (__moz_linker_stats)
michael@0:       __moz_linker_stats(Describe(ev));
michael@0: #endif
michael@0:   }
michael@0: 
michael@0:   static void RecordOnce(Event ev) {
michael@0:     if (!HasRecord(ev))
michael@0:       Record(ev);
michael@0:   }
michael@0: 
michael@0:   static bool HasRecord(Event ev) {
michael@0:     return !sStartupTimeline[ev].IsNull();
michael@0:   }
michael@0: 
michael@0: private:
michael@0:   static NS_EXTERNAL_VIS_(TimeStamp) sStartupTimeline[MAX_EVENT_ID];
michael@0:   static NS_EXTERNAL_VIS_(const char *) sStartupTimelineDesc[MAX_EVENT_ID];
michael@0: };
michael@0: 
michael@0: }
michael@0: 
michael@0: #endif /* mozilla_StartupTimeline */
michael@0: 
michael@0: #endif /* mozilla_StartupTimeline_Event */