[clang] [analyzer] Add time-trace scopes for high-level analyzer steps (PR #125508)

[Arseniy Zaostrovnykh via cfe-commits]

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@@ -358,9 +359,41 @@ class AnalysisConsumer : public AnalysisASTConsumer,
 
   /// Print \p S to stderr if \c Opts.AnalyzerDisplayProgress is set.
   void reportAnalyzerProgress(StringRef S);
-}; // namespace
-} // end anonymous namespace
+};
 
+std::string timeTraceScopeDeclName(StringRef FunName, const Decl *D) {
+  if (llvm::timeTraceProfilerEnabled()) {
+    if (const NamedDecl *ND = dyn_cast<NamedDecl>(D)) {
+      return (FunName + " " + ND->getQualifiedNameAsString()).str();
+    }
+    return (FunName + " <anonymous> ").str();
+  }
+  return "";
+}
+
+llvm::TimeTraceMetadata timeTraceScopeDeclMetadata(const Decl *D) {
+  // If time-trace profiler is not enabled, this function is never called.
+  assert(llvm::timeTraceProfilerEnabled());
+  if (const auto &Loc = D->getBeginLoc(); Loc.isValid()) {
+    const auto &SM = D->getASTContext().getSourceManager();
+    std::string DeclName = AnalysisDeclContext::getFunctionName(D);
+    return llvm::TimeTraceMetadata{
+        DeclName, SM.getFilename(Loc).str(),
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necto wrote:

Moved, thanks
a63907b742f6 [NFC] Move some strings

https://github.com/llvm/llvm-project/pull/125508