[PATCH] D97318: [clang][CodeGen] Allow fp16 arg pass by register

[Yaxun Liu via Phabricator via cfe-commits]

yaxunl marked an inline comment as done.
yaxunl added inline comments.


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Comment at: clang/lib/CodeGen/TargetInfo.cpp:2825
+      // gcc where 16 bit integer is used in place of _Float16 or __fp16.
+      Lo = Integer;
     }
----------------
tra wrote:
> Do we need to set `Hi`, too? We do set it for `int128`.
Seems not. By default Hi is NoClass. I tried setting Hi to Integer and it resulted in an extra int64 argument of no use.


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  https://reviews.llvm.org/D97318/new/

https://reviews.llvm.org/D97318