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

[Jessica Clarke via llvm-commits]

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@@ -49,6 +49,7 @@ def SysRegsList : GenericTable {
 
   let PrimaryKey = [ "Encoding" ];
   let PrimaryKeyName = "lookupSysRegByEncoding";
+  let PrimaryKeyReturnRange = false;
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jrtc27 wrote:

This is pointless, just add the line when you set it to true

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