[llvm] [utils][TableGen] Handle versions on clause/directive spellings (PR #143021)

[Krzysztof Parzyszek via llvm-commits]

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@@ -381,14 +415,31 @@ static void generateGetName(ArrayRef<const Record *> Records, raw_ostream &OS,
   std::string Qual = getQualifier(DirLang);
   OS << "\n";
   OS << "llvm::StringRef " << Qual << "get" << Lang << Enum << "Name(" << Qual
-     << Enum << " Kind, unsigned) {\n";
+     << Enum << " Kind, unsigned Version) {\n";
   OS << "  switch (Kind) {\n";
   for (const Record *R : Records) {
-    OS << "    case " << getIdentifierName(R, Prefix) << ":\n";
-    // FIXME: This will need to recognize different spellings for different
-    // versions.
-    OS << "      return \"" << BaseRecord(R).getSpellingForIdentifier()
-       << "\";\n";
+    BaseRecord Rec(R);
+    std::string Ident = getIdentifierName(R, Prefix);
+    OS << "    case " << Ident << ":";
+    auto Spellings(orderSpellings(Rec.getSpellings()));
+    assert(Spellings.size() != 0 && "No spellings for this item");
+    if (Spellings.size() == 1) {
+      OS << "\n";
+      OS << "      return \"" << Spellings.front().Name << "\";\n";
+    } else {
+      OS << " {\n";
+      std::string SpellingsName = Ident + "_spellings";
+      OS << "      static const llvm::directive::Spelling " << SpellingsName
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kparzysz wrote:

Done.

https://github.com/llvm/llvm-project/pull/143021