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Bug 820951 - Add an option to the Profiler to strip out leaf addresses from JS profiles. r=ehsan

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--HG--
extra : rebase_source : 8042a6ec42a54459752f25206d76e77184cb7865
This commit is contained in:
Benoit Girard 2012-12-12 17:15:17 -05:00
parent 924144fe8c
commit d8756faf5c
1 changed files with 8 additions and 3 deletions
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11
tools/profiler/TableTicker.cpp
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@ -456,6 +456,7 @@ class TableTicker: public Sampler {
//XXX: It's probably worth splitting the jank profiler out from the regular profiler at some point
mJankOnly = hasFeature(aFeatures, aFeatureCount, "jank");
mProfileJS = hasFeature(aFeatures, aFeatureCount, "js");
mAddLeafAddresses = hasFeature(aFeatures, aFeatureCount, "leaf");
mPrimaryThreadProfile.addTag(ProfileEntry('m', "Start"));
}
@ -495,6 +496,7 @@ private:
ThreadProfile mPrimaryThreadProfile;
TimeStamp mStartTime;
bool mSaveRequested;
bool mAddLeafAddresses;
bool mUseStackWalk;
bool mJankOnly;
bool mProfileJS;
@ -945,10 +947,10 @@ void TableTicker::Tick(TickSample* sample)
if (mUseStackWalk) {
doBacktrace(mPrimaryThreadProfile, sample);
} else {
doSampleStackTrace(stack, mPrimaryThreadProfile, sample);
doSampleStackTrace(stack, mPrimaryThreadProfile, mAddLeafAddresses ? sample : nullptr);
}
#else
doSampleStackTrace(stack, mPrimaryThreadProfile, sample);
doSampleStackTrace(stack, mPrimaryThreadProfile, mAddLeafAddresses ? sample : nullptr);
#endif
if (recordSample)
@ -1024,7 +1026,7 @@ void mozilla_sampler_init()
return;
}
const char* features[] = {"js"
const char* features[] = {"js", "leaf",
#if defined(XP_WIN) || defined(XP_MACOSX)
, "stackwalk"
#endif
@ -1101,6 +1103,9 @@ const char** mozilla_sampler_get_features()
static const char* features[] = {
#if defined(MOZ_PROFILING) && (defined(USE_BACKTRACE) || defined(USE_NS_STACKWALK))
"stackwalk",
#endif
#if defined(ENABLE_SPS_LEAF_DATA)
"leaf",
#endif
"jank",
"js",