[llvm] [RISCV]Add support for resolving encoding conflicts among vendor specific CSRs (PR #96174)

[Craig Topper via llvm-commits]

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@@ -510,7 +538,8 @@ void SearchableTableEmitter::emitGenericTable(const GenericTable &Table,
 
   // Emit the declarations for the functions that will perform lookup.
   if (Table.PrimaryKey) {
-    emitLookupDeclaration(Table, *Table.PrimaryKey, OS);
+    auto &Index = Table.PrimaryKey;
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topperc wrote:

Why is this change needed?

https://github.com/llvm/llvm-project/pull/96174