[clang] [llvm] [AArch64] Add 9.7 data processing intrinsics (PR #186807)

[Martin Wehking via cfe-commits]

================
@@ -4053,6 +4081,11 @@ def int_aarch64_sve_famin_u : AdvSIMD_Pred2VectorArg_Intrinsic;
 def int_aarch64_neon_famax :  AdvSIMD_2VectorArg_Intrinsic;
 def int_aarch64_neon_famin :  AdvSIMD_2VectorArg_Intrinsic;
 
+// SVE2.3/SME2.3 - Multi-vector narrowing convert to floating point
+
+def int_aarch64_sve_fcvtzsn: SVE2_CVT_VG2_Single_Intrinsic;
----------------
MartinWehking wrote:

ToDo: I suppose these are misplaced and should be under the `aarch64` TargetPrefix

https://github.com/llvm/llvm-project/pull/186807