[clang] [CIR][AArch64] Lower NEON vrsra_n intrinsics (PR #191129)

[Andrzej Warzyński via cfe-commits]

================
@@ -2275,12 +2296,29 @@ CIRGenFunction::emitAArch64BuiltinExpr(unsigned builtinID, const CallExpr *expr,
   case NEON::BI__builtin_neon_vqshld_n_s64:
   case NEON::BI__builtin_neon_vrshrd_n_u64:
   case NEON::BI__builtin_neon_vrshrd_n_s64:
-  case NEON::BI__builtin_neon_vrsrad_n_u64:
-  case NEON::BI__builtin_neon_vrsrad_n_s64:
     cgm.errorNYI(expr->getSourceRange(),
                  std::string("unimplemented AArch64 builtin call: ") +
                      getContext().BuiltinInfo.getName(builtinID));
     return mlir::Value{};
+  case NEON::BI__builtin_neon_vrsrad_n_u64:
+  case NEON::BI__builtin_neon_vrsrad_n_s64: {
+    cir::IntType int64Type = builtinID == NEON::BI__builtin_neon_vrsrad_n_u64
+                                 ? builder.getUInt64Ty()
+                                 : builder.getSInt64Ty();
+    ops[1] = builder.createBitcast(ops[1], int64Type);
----------------
banach-space wrote:

I don't believe this cast is required.
```suggestion
```

https://github.com/llvm/llvm-project/pull/191129