From cda2cdda511eb2f7a58e284db2c852fd4a3808ae Mon Sep 17 00:00:00 2001 From: Richard Linden Date: Thu, 3 Jan 2013 00:30:54 -0800 Subject: SH-3406 WIP convert fast timers to lltrace system made fast timer stack thread local added LLThreadLocalSingleton made LLThreadLocalPointer obey pointer rules for const added LLThreadLocalSingletonPointer for fast thread local pointers --- indra/llcommon/llfasttimer.cpp | 41 ++++++++++++++++++++--------------------- 1 file changed, 20 insertions(+), 21 deletions(-) (limited to 'indra/llcommon/llfasttimer.cpp') diff --git a/indra/llcommon/llfasttimer.cpp b/indra/llcommon/llfasttimer.cpp index 7c90b946af..ad8cf7296e 100644 --- a/indra/llcommon/llfasttimer.cpp +++ b/indra/llcommon/llfasttimer.cpp @@ -70,8 +70,6 @@ U64 TimeBlock::sClockResolution = 1000000000; // Nanosecond resolution U64 TimeBlock::sClockResolution = 1000000; // Microsecond resolution #endif -LLThreadLocalPointer TimeBlock::sCurTimerData; - static LLMutex* sLogLock = NULL; static std::queue sLogQueue; @@ -118,7 +116,7 @@ struct SortTimerByName } }; -TimeBlock& TimeBlock::getRootTimer() +TimeBlock& TimeBlock::getRootTimeBlock() { static TimeBlock root_timer("root", true, NULL); return root_timer; @@ -185,7 +183,7 @@ void TimeBlock::processTimes() { get_clock_count(); // good place to calculate clock frequency U64 cur_time = getCPUClockCount64(); - CurTimerData* cur_data = sCurTimerData.get(); + BlockTimerStackRecord* stack_record = ThreadTimerStack::getInstance(); // set up initial tree for (LLInstanceTracker::instance_iter it = LLInstanceTracker::beginInstances(), end_it = LLInstanceTracker::endInstances(); @@ -193,11 +191,11 @@ void TimeBlock::processTimes() ++it) { TimeBlock& timer = *it; - if (&timer == &TimeBlock::getRootTimer()) continue; + if (&timer == &TimeBlock::getRootTimeBlock()) continue; // bootstrap tree construction by attaching to last timer to be on stack // when this timer was called - if (timer.getParent() == &TimeBlock::getRootTimer()) + if (timer.getParent() == &TimeBlock::getRootTimeBlock()) { TimeBlockAccumulator* accumulator = timer.getPrimaryAccumulator(); @@ -214,20 +212,21 @@ void TimeBlock::processTimes() // bump timers up tree if they have been flagged as being in the wrong place // do this in a bottom up order to promote descendants first before promoting ancestors // this preserves partial order derived from current frame's observations - for(timer_tree_bottom_up_iterator_t it = begin_timer_tree_bottom_up(TimeBlock::getRootTimer()); + for(timer_tree_bottom_up_iterator_t it = begin_timer_tree_bottom_up(TimeBlock::getRootTimeBlock()); it != end_timer_tree_bottom_up(); ++it) { TimeBlock* timerp = *it; // sort timers by time last called, so call graph makes sense - if (timerp->getTreeNode().mNeedsSorting) + TimeBlockTreeNode& tree_node = timerp->getTreeNode(); + if (tree_node.mNeedsSorting) { - std::sort(timerp->beginChildren(), timerp->endChildren(), SortTimerByName()); + std::sort(tree_node.mChildren.begin(), tree_node.mChildren.end(), SortTimerByName()); } // skip root timer - if (timerp != &TimeBlock::getRootTimer()) + if (timerp != &TimeBlock::getRootTimeBlock()) { TimeBlockAccumulator* accumulator = timerp->getPrimaryAccumulator(); @@ -250,27 +249,27 @@ void TimeBlock::processTimes() } // walk up stack of active timers and accumulate current time while leaving timing structures active - BlockTimer* cur_timer = cur_data->mCurTimer; - TimeBlockAccumulator* accumulator = cur_data->mTimerData->getPrimaryAccumulator(); + BlockTimer* cur_timer = stack_record->mActiveTimer; + TimeBlockAccumulator* accumulator = stack_record->mTimeBlock->getPrimaryAccumulator(); // root defined by parent pointing to self - while(cur_timer && cur_timer->mLastTimerData.mCurTimer != cur_timer) + while(cur_timer && cur_timer->mLastTimerData.mActiveTimer != cur_timer) { U64 cumulative_time_delta = cur_time - cur_timer->mStartTime; - U64 self_time_delta = cumulative_time_delta - cur_data->mChildTime; - cur_data->mChildTime = 0; + U64 self_time_delta = cumulative_time_delta - stack_record->mChildTime; + stack_record->mChildTime = 0; accumulator->mSelfTimeCounter += self_time_delta; accumulator->mTotalTimeCounter += cumulative_time_delta; cur_timer->mStartTime = cur_time; - cur_data = &cur_timer->mLastTimerData; - cur_data->mChildTime += cumulative_time_delta; - if (cur_data->mTimerData) + stack_record = &cur_timer->mLastTimerData; + stack_record->mChildTime += cumulative_time_delta; + if (stack_record->mTimeBlock) { - accumulator = cur_data->mTimerData->getPrimaryAccumulator(); + accumulator = stack_record->mTimeBlock->getPrimaryAccumulator(); } - cur_timer = cur_timer->mLastTimerData.mCurTimer; + cur_timer = cur_timer->mLastTimerData.mActiveTimer; } @@ -374,7 +373,7 @@ void TimeBlock::dumpCurTimes() LLTrace::Recording& last_frame_recording = frame_recording.getLastRecordingPeriod(); // walk over timers in depth order and output timings - for(timer_tree_dfs_iterator_t it = begin_timer_tree(TimeBlock::getRootTimer()); + for(timer_tree_dfs_iterator_t it = begin_timer_tree(TimeBlock::getRootTimeBlock()); it != end_timer_tree(); ++it) { -- cgit v1.2.3