[PATCH] D136919: [X86][RFC] Change mangle name of __bf16 from u6__bf16 to DF16b
Phoebe Wang via Phabricator via cfe-commits
cfe-commits at lists.llvm.org
Fri Nov 4 06:36:31 PDT 2022
pengfei added a comment.
In D136919#3907974 <https://reviews.llvm.org/D136919#3907974>, @stuij wrote:
> As for Arm/AAch64, we're still assessing the amount of pain we'd cause with the name change, but we don't have an issue with letting go of storage-only.
Thanks @stuij. Indeed! ABI breaking is an annoying problem. I don't have a good idea for it. I tend to leave it as breaking. I think it's reasonable iff we changed the semantics together. And it does make sense to use a different mangling for storage-only type.
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https://reviews.llvm.org/D136919/new/
https://reviews.llvm.org/D136919
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