[PATCH] D118677: [llvm-profgen] Clean up unnecessary memory reservations between phases.
Hongtao Yu via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Mon Jan 31 21:52:07 PST 2022
hoy created this revision.
Herald added subscribers: modimo, wenlei.
hoy requested review of this revision.
Herald added a project: LLVM.
Herald added a subscriber: llvm-commits.
Test Plan:
Repository:
rG LLVM Github Monorepo
https://reviews.llvm.org/D118677
Files:
llvm/tools/llvm-profgen/PerfReader.cpp
llvm/tools/llvm-profgen/llvm-profgen.cpp
Index: llvm/tools/llvm-profgen/llvm-profgen.cpp
===================================================================
--- llvm/tools/llvm-profgen/llvm-profgen.cpp
+++ llvm/tools/llvm-profgen/llvm-profgen.cpp
@@ -158,6 +158,7 @@
ProfileGeneratorBase::create(Binary.get(), Reader->getSampleCounters(),
Reader->profileIsCSFlat());
Generator->generateProfile();
+ Reader.release();
Generator->write();
return EXIT_SUCCESS;
Index: llvm/tools/llvm-profgen/PerfReader.cpp
===================================================================
--- llvm/tools/llvm-profgen/PerfReader.cpp
+++ llvm/tools/llvm-profgen/PerfReader.cpp
@@ -1212,6 +1212,7 @@
warnTruncatedStack();
warnInvalidRange();
generateUnsymbolizedProfile();
+ AggregatedSamples.clear();
if (SkipSymbolization)
writeUnsymbolizedProfile(OutputFilename);
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