[llvm] CodeGen: Add RegisterClass by HwMode (PR #158269)

[Sergei Barannikov via llvm-commits]

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@@ -925,6 +933,14 @@ void InstrInfoEmitter::run(raw_ostream &OS) {
 
   OS << "#if defined(GET_INSTRINFO_MC_DESC) || "
         "defined(GET_INSTRINFO_CTOR_DTOR)\n";
+
+  OS << "namespace {\n";
+  OS << "enum RegClassByHwModeUses : uint16_t {\n";
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s-barannikov wrote:

could be unnamed

https://github.com/llvm/llvm-project/pull/158269