[Bug target/103571] ABI: V2HF, V4HF and V8HFmode argument passing issues

[crazylht at gmail dot com]

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=103571

--- Comment #2 from Hongtao.liu <crazylht at gmail dot com> ---

> 
> Also, baz iz highly un-optimal for 32bit targets.

Yes, it needs to be fixed, note w/ -mavx512fp16 codegen for baz is optimal on
32-bit target, maybe related to vector_mode_supported_p, but then why codegen
for baz on 64-bit target is optimal w/o TARGET_AVX512FP16?