[#llvm-timeTraceProfilerInitialize]
= xref:llvm.adoc[llvm]::timeTraceProfilerInitialize
:relfileprefix: ../
:mrdocs:

Initialize the time trace profiler.

== Synopsis

Declared in `<llvm/Support/TimeProfiler.h>`

[source,cpp,subs="verbatim,replacements,macros,-callouts"]
----
void
timeTraceProfilerInitialize(
    unsigned int TimeTraceGranularity,
    xref:llvm/StringRef.adoc[StringRef] ProcName,
    bool TimeTraceVerbose = false);
----

== Description

This sets up the global `TimeTraceProfilerInstance` variable to be the profiler instance.

== Parameters

[cols="1,4"]
|===
| Name| Description
| *TimeTraceGranularity*
| Minimum event duration in microseconds to keep.
| *ProcName*
| Process name stored in the trace metadata.
| *TimeTraceVerbose*
| If true, capture extra details such as filenames.
|===


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