[Lldb-commits] [PATCH] D138878: [lldb] Remove timer from Module::GetNumCompileUnits
Dave Lee via Phabricator via lldb-commits
lldb-commits at lists.llvm.org
Mon Nov 28 16:19:53 PST 2022
kastiglione created this revision.
kastiglione added reviewers: JDevlieghere, augusto2112.
Herald added a project: All.
kastiglione requested review of this revision.
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Herald added a subscriber: lldb-commits.
`GetNumCompileUnits` has fast execution, and is high firing. Fast and frequent functions are not good candidates for timers. In a recent profile, `GetNumCompileUnits` was called >>10k times with an average duration of 1 microsecond.
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D138878
Files:
lldb/source/Core/Module.cpp
Index: lldb/source/Core/Module.cpp
===================================================================
--- lldb/source/Core/Module.cpp
+++ lldb/source/Core/Module.cpp
@@ -419,8 +419,6 @@
size_t Module::GetNumCompileUnits() {
std::lock_guard<std::recursive_mutex> guard(m_mutex);
- LLDB_SCOPED_TIMERF("Module::GetNumCompileUnits (module = %p)",
- static_cast<void *>(this));
if (SymbolFile *symbols = GetSymbolFile())
return symbols->GetNumCompileUnits();
return 0;
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