diff options
Diffstat (limited to 'base/profiler/scoped_profile.h')
| -rw-r--r-- | base/profiler/scoped_profile.h | 36 |
1 files changed, 23 insertions, 13 deletions
diff --git a/base/profiler/scoped_profile.h b/base/profiler/scoped_profile.h index 657150a0f1..4df6a1bc02 100644 --- a/base/profiler/scoped_profile.h +++ b/base/profiler/scoped_profile.h @@ -16,28 +16,38 @@ #include "base/location.h" #include "base/macros.h" #include "base/profiler/tracked_time.h" +#include "base/trace_event/heap_profiler.h" #include "base/tracked_objects.h" -#define PASTE_LINE_NUMBER_ON_NAME(name, line) name##line +// Two level indirection is required for correct macro substitution. +#define PASTE_COUNTER_ON_NAME2(name, counter) name##counter +#define PASTE_COUNTER_ON_NAME(name, counter) \ + PASTE_COUNTER_ON_NAME2(name, counter) -#define LINE_BASED_VARIABLE_NAME_FOR_PROFILING \ - PASTE_LINE_NUMBER_ON_NAME(some_profiler_variable_, __LINE__) +#define COUNTER_BASED_VARIABLE_NAME_FOR_PROFILING \ + PASTE_COUNTER_ON_NAME(some_profiler_variable_, __COUNTER__) // Defines the containing scope as a profiled region. This allows developers to // profile their code and see results on their about:profiler page, as well as -// on the UMA dashboard. -#define TRACK_RUN_IN_THIS_SCOPED_REGION(dispatch_function_name) \ - ::tracked_objects::ScopedProfile LINE_BASED_VARIABLE_NAME_FOR_PROFILING( \ - FROM_HERE_WITH_EXPLICIT_FUNCTION(#dispatch_function_name), \ - ::tracked_objects::ScopedProfile::ENABLED) +// on the UMA dashboard and heap profiler. +#define TRACK_RUN_IN_THIS_SCOPED_REGION(dispatch_function_name) \ + const ::tracked_objects::Location& location = \ + FROM_HERE_WITH_EXPLICIT_FUNCTION(#dispatch_function_name); \ + TRACE_HEAP_PROFILER_API_SCOPED_TASK_EXECUTION \ + COUNTER_BASED_VARIABLE_NAME_FOR_PROFILING(location.file_name()); \ + ::tracked_objects::ScopedProfile COUNTER_BASED_VARIABLE_NAME_FOR_PROFILING( \ + location, ::tracked_objects::ScopedProfile::ENABLED) // Same as TRACK_RUN_IN_THIS_SCOPED_REGION except that there's an extra param // which is concatenated with the function name for better filtering. -#define TRACK_SCOPED_REGION(category_name, dispatch_function_name) \ - ::tracked_objects::ScopedProfile LINE_BASED_VARIABLE_NAME_FOR_PROFILING( \ - FROM_HERE_WITH_EXPLICIT_FUNCTION( \ - "[" category_name "]" dispatch_function_name), \ - ::tracked_objects::ScopedProfile::ENABLED) +#define TRACK_SCOPED_REGION(category_name, dispatch_function_name) \ + const ::tracked_objects::Location& location = \ + FROM_HERE_WITH_EXPLICIT_FUNCTION("[" category_name \ + "]" dispatch_function_name); \ + TRACE_HEAP_PROFILER_API_SCOPED_TASK_EXECUTION \ + COUNTER_BASED_VARIABLE_NAME_FOR_PROFILING(location.file_name()); \ + ::tracked_objects::ScopedProfile COUNTER_BASED_VARIABLE_NAME_FOR_PROFILING( \ + location, ::tracked_objects::ScopedProfile::ENABLED) namespace tracked_objects { class Births; |