Not for landing: Profile Elliott's parsing benchmark

third_party/WebKit/Source/platform/heap/ThreadState.cpp

 /*
  * Copyright (C) 2013 Google Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions are
  * met:
  *
  *     * Redistributions of source code must retain the above copyright
  * notice, this list of conditions and the following disclaimer.
  *     * Redistributions in binary form must reproduce the above
@@ skipping 1108 matching lines @@
         m_heap->heapStats().setMarkedObjectSizeAtLastCompleteSweep(m_heap->heapStats().markedObjectSize());
 
         DEFINE_STATIC_LOCAL(CustomCountHistogram, objectSizeBeforeGCHistogram, ("BlinkGC.ObjectSizeBeforeGC", 1, 4 * 1024 * 1024, 50));
         objectSizeBeforeGCHistogram.count(m_heap->heapStats().objectSizeAtLastGC() / 1024);
         DEFINE_STATIC_LOCAL(CustomCountHistogram, objectSizeAfterGCHistogram, ("BlinkGC.ObjectSizeAfterGC", 1, 4 * 1024 * 1024, 50));
         objectSizeAfterGCHistogram.count(m_heap->heapStats().markedObjectSize() / 1024);
         DEFINE_STATIC_LOCAL(CustomCountHistogram, collectionRateHistogram, ("BlinkGC.CollectionRate", 1, 100, 20));
         collectionRateHistogram.count(static_cast<int>(100 * collectionRate));
         DEFINE_STATIC_LOCAL(CustomCountHistogram, timeForSweepHistogram, ("BlinkGC.TimeForSweepingAllObjects", 1, 10 * 1000, 50));
         timeForSweepHistogram.count(m_accumulatedSweepingTime);
+        fprintf(stderr, "Oilpan sweeping: %.2lf ms\n", m_accumulatedSweepingTime);
 
 
 #define COUNT_COLLECTION_RATE_HISTOGRAM_BY_GC_REASON(GCReason)                \
     case BlinkGC::GCReason: {                                                 \
         DEFINE_STATIC_LOCAL(CustomCountHistogram, histogram,                  \
             ("BlinkGC.CollectionRate_" #GCReason, 1, 100, 20));             \
         histogram.count(static_cast<int>(100 * collectionRate));              \
         break;                                                                \
     }
 
@@ skipping 391 matching lines @@
     threadDump->AddScalar("dead_count", "objects", totalDeadCount);
     threadDump->AddScalar("live_size", "bytes", totalLiveSize);
     threadDump->AddScalar("dead_size", "bytes", totalDeadSize);
 
     base::trace_event::MemoryAllocatorDump* heapsDump = BlinkGCMemoryDumpProvider::instance()->createMemoryAllocatorDumpForCurrentGC(heapsDumpName);
     base::trace_event::MemoryAllocatorDump* classesDump = BlinkGCMemoryDumpProvider::instance()->createMemoryAllocatorDumpForCurrentGC(classesDumpName);
     BlinkGCMemoryDumpProvider::instance()->currentProcessMemoryDump()->AddOwnershipEdge(classesDump->guid(), heapsDump->guid());
 }
 
 } // namespace blink