[llvm-branch-commits] [llvm] [llvm-profgen] Extend llvm-profgen to generate vtable profiles with data access events. (PR #148013)

[Mingming Liu via llvm-branch-commits]

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@@ -598,6 +612,12 @@ class PerfScriptReader : public PerfReaderBase {
 
   // Entry of the reader to parse multiple perf traces
   void parsePerfTraces() override;
+
+  // Parse a single line of a PERF_RECORD_MMAP event looking for a
+  // mapping between the binary name and its memory layout.
+  static bool extractMMapEventForBinary(ProfiledBinary *Binary, StringRef Line,
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mingmingl-llvm wrote:

Sure. How does it sound if I do this in a separate change to minimize the code 
diff? Added a TODO in the comment if that's fine.

https://github.com/llvm/llvm-project/pull/148013
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