[clang] [ARM][AArch64] Add missing Neon Types (PR #126945)

[Momchil Velikov via cfe-commits]

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@@ -201,6 +205,39 @@ SVE_OPAQUE_TYPE(__SVCount_t, __SVCount_t, SveCount, SveCountTy)
 
 SVE_SCALAR_TYPE(__mfp8, __mfp8, MFloat8, MFloat8Ty, 8)
 
+#ifndef NEON_VECTOR_TYPE
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momchil-velikov wrote:

Maybe leave comment these should not end up as `BuiltinType` (unlike all the others in this file).

https://github.com/llvm/llvm-project/pull/126945