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authorMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
committerMatt A. Tobin <mattatobin@localhost.localdomain>2018-02-02 04:16:08 -0500
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Add m-esr52 at 52.6.0
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+//
+// Copyright 2015 The ANGLE Project Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+//
+// histogram_macros.h:
+// Helpers for making histograms, to keep consistency with Chromium's
+// histogram_macros.h.
+
+#ifndef LIBANGLE_HISTOGRAM_MACROS_H_
+#define LIBANGLE_HISTOGRAM_MACROS_H_
+
+#include <platform/Platform.h>
+
+#define ANGLE_HISTOGRAM_TIMES(name, sample) ANGLE_HISTOGRAM_CUSTOM_TIMES( \
+ name, sample, 1, 10000, 50)
+
+#define ANGLE_HISTOGRAM_MEDIUM_TIMES(name, sample) ANGLE_HISTOGRAM_CUSTOM_TIMES( \
+ name, sample, 10, 180000, 50)
+
+// Use this macro when times can routinely be much longer than 10 seconds.
+#define ANGLE_HISTOGRAM_LONG_TIMES(name, sample) ANGLE_HISTOGRAM_CUSTOM_TIMES( \
+ name, sample, 1, 3600000, 50)
+
+// Use this macro when times can routinely be much longer than 10 seconds and
+// you want 100 buckets.
+#define ANGLE_HISTOGRAM_LONG_TIMES_100(name, sample) ANGLE_HISTOGRAM_CUSTOM_TIMES( \
+ name, sample, 1, 3600000, 100)
+
+// For folks that need real specific times, use this to select a precise range
+// of times you want plotted, and the number of buckets you want used.
+#define ANGLE_HISTOGRAM_CUSTOM_TIMES(name, sample, min, max, bucket_count) \
+ ANGLE_HISTOGRAM_CUSTOM_COUNTS(name, sample, min, max, bucket_count)
+
+#define ANGLE_HISTOGRAM_COUNTS(name, sample) ANGLE_HISTOGRAM_CUSTOM_COUNTS( \
+ name, sample, 1, 1000000, 50)
+
+#define ANGLE_HISTOGRAM_COUNTS_100(name, sample) \
+ ANGLE_HISTOGRAM_CUSTOM_COUNTS(name, sample, 1, 100, 50)
+
+#define ANGLE_HISTOGRAM_COUNTS_10000(name, sample) \
+ ANGLE_HISTOGRAM_CUSTOM_COUNTS(name, sample, 1, 10000, 50)
+
+#define ANGLE_HISTOGRAM_CUSTOM_COUNTS(name, sample, min, max, bucket_count) \
+ ANGLEPlatformCurrent()->histogramCustomCounts(\
+ name, sample, min, max, bucket_count)
+
+#define ANGLE_HISTOGRAM_PERCENTAGE(name, under_one_hundred) \
+ ANGLE_HISTOGRAM_ENUMERATION(name, under_one_hundred, 101)
+
+#define ANGLE_HISTOGRAM_BOOLEAN(name, sample) \
+ ANGLEPlatformCurrent()->histogramBoolean(name, sample)
+
+#define ANGLE_HISTOGRAM_ENUMERATION(name, sample, boundary_value) \
+ ANGLEPlatformCurrent()->histogramEnumeration(name, sample, boundary_value)
+
+#define ANGLE_HISTOGRAM_MEMORY_KB(name, sample) ANGLE_HISTOGRAM_CUSTOM_COUNTS( \
+ name, sample, 1000, 500000, 50)
+
+#define ANGLE_HISTOGRAM_MEMORY_MB(name, sample) ANGLE_HISTOGRAM_CUSTOM_COUNTS( \
+ name, sample, 1, 1000, 50)
+
+#define ANGLE_HISTOGRAM_SPARSE_SLOWLY(name, sample) \
+ ANGLEPlatformCurrent()->histogramSparse(name, sample)
+
+// Scoped class which logs its time on this earth as a UMA statistic. This is
+// recommended for when you want a histogram which measures the time it takes
+// for a method to execute. This measures up to 10 seconds.
+#define SCOPED_ANGLE_HISTOGRAM_TIMER(name) \
+ SCOPED_ANGLE_HISTOGRAM_TIMER_EXPANDER(name, false, __COUNTER__)
+
+// Similar scoped histogram timer, but this uses ANGLE_HISTOGRAM_LONG_TIMES_100,
+// which measures up to an hour, and uses 100 buckets. This is more expensive
+// to store, so only use if this often takes >10 seconds.
+#define SCOPED_ANGLE_HISTOGRAM_LONG_TIMER(name) \
+ SCOPED_ANGLE_HISTOGRAM_TIMER_EXPANDER(name, true, __COUNTER__)
+
+// This nested macro is necessary to expand __COUNTER__ to an actual value.
+#define SCOPED_ANGLE_HISTOGRAM_TIMER_EXPANDER(name, is_long, key) \
+ SCOPED_ANGLE_HISTOGRAM_TIMER_UNIQUE(name, is_long, key)
+
+#define SCOPED_ANGLE_HISTOGRAM_TIMER_UNIQUE(name, is_long, key) \
+ class ScopedHistogramTimer##key \
+ { \
+ public: \
+ ScopedHistogramTimer##key() : constructed_(ANGLEPlatformCurrent()->currentTime()) {} \
+ ~ScopedHistogramTimer##key() \
+ { \
+ if (constructed_ == 0) \
+ return; \
+ double elapsed = ANGLEPlatformCurrent()->currentTime() - constructed_; \
+ int elapsedMS = static_cast<int>(elapsed * 1000.0); \
+ if (is_long) \
+ { \
+ ANGLE_HISTOGRAM_LONG_TIMES_100(name, elapsedMS); \
+ } \
+ else \
+ { \
+ ANGLE_HISTOGRAM_TIMES(name, elapsedMS); \
+ } \
+ } \
+ \
+ private: \
+ double constructed_; \
+ } scoped_histogram_timer_##key
+
+#endif // BASE_METRICS_HISTOGRAM_MACROS_H_