[clang] [llvm] [AArch64][llvm] Add support for Permission Overlays Extension 2 (FEAT_S1POE2) (PR #164912)

[via llvm-commits]

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@@ -814,10 +814,12 @@ def lookupBTIByName : SearchIndex {
   let Key = ["Name"];
 }
 
+def : BTI<"r",  0b000>;
 def : BTI<"c",  0b010>;
 def : BTI<"j",  0b100>;
 def : BTI<"jc", 0b110>;
 
+
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CarolineConcatto wrote:

nit:unrelated change

https://github.com/llvm/llvm-project/pull/164912