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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 #include "v8.h" | 28 #include "v8.h" |
29 | 29 |
30 #include "counters.h" | 30 #include "counters.h" |
31 #include "platform.h" | 31 #include "platform.h" |
32 | 32 |
33 namespace v8 { namespace internal { | 33 namespace v8 { |
| 34 namespace internal { |
34 | 35 |
35 CounterLookupCallback StatsTable::lookup_function_ = NULL; | 36 CounterLookupCallback StatsTable::lookup_function_ = NULL; |
36 CreateHistogramCallback StatsTable::create_histogram_function_ = NULL; | 37 CreateHistogramCallback StatsTable::create_histogram_function_ = NULL; |
37 AddHistogramSampleCallback StatsTable::add_histogram_sample_function_ = NULL; | 38 AddHistogramSampleCallback StatsTable::add_histogram_sample_function_ = NULL; |
38 | 39 |
39 // Start the timer. | 40 // Start the timer. |
40 void StatsCounterTimer::Start() { | 41 void StatsCounterTimer::Start() { |
41 if (!counter_.Enabled()) | 42 if (!counter_.Enabled()) |
42 return; | 43 return; |
43 stop_time_ = 0; | 44 stop_time_ = 0; |
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68 if (histogram_ != NULL) { | 69 if (histogram_ != NULL) { |
69 stop_time_ = OS::Ticks(); | 70 stop_time_ = OS::Ticks(); |
70 | 71 |
71 // Compute the delta between start and stop, in milliseconds. | 72 // Compute the delta between start and stop, in milliseconds. |
72 int milliseconds = static_cast<int>(stop_time_ - start_time_) / 1000; | 73 int milliseconds = static_cast<int>(stop_time_ - start_time_) / 1000; |
73 StatsTable::AddHistogramSample(histogram_, milliseconds); | 74 StatsTable::AddHistogramSample(histogram_, milliseconds); |
74 } | 75 } |
75 } | 76 } |
76 | 77 |
77 } } // namespace v8::internal | 78 } } // namespace v8::internal |
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