[llvm] [MemProf] Extend MemProfUse pass to make use of data access profiles to partition data (PR #151238)

[Snehasish Kumar via llvm-commits]

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@@ -752,3 +773,58 @@ PreservedAnalyses MemProfUsePass::run(Module &M, ModuleAnalysisManager &AM) {
 
   return PreservedAnalyses::none();
 }
+
+bool MemProfUsePass::annotateGlobalVariables(
+    Module &M, const memprof::DataAccessProfData *DataAccessProf) {
+  if (!AnnotationStaticDataPrefix || M.globals().empty() || !DataAccessProf)
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snehasish wrote:

Can we emit a warning if the user wanted to annotate the static data but the memprof didn't have the info? It would catch mismatched expectations during a build.

https://github.com/llvm/llvm-project/pull/151238