[clang] [llvm] [LLVM][SVE] Remove aarch64.sve.rev intrinsic, using vector.reverse instead. (PR #169654)

[Benjamin Maxwell via llvm-commits]

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@@ -1015,6 +1015,14 @@ static bool upgradeArmOrAarch64IntrinsicFunction(bool IsArm, Function *F,
         }
         return false; // No other 'aarch64.sve.tuple.*'.
       }
+
+      if (Name.starts_with("rev.nxv")) {
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MacDue wrote:

Maybe add a small test to: `llvm/test/Bitcode/upgrade-aarch64-sve-intrinsics.ll`?

https://github.com/llvm/llvm-project/pull/169654