[PATCH] D124998: [AArch64][SVE] Add aarch64_sve_pcs attribute to Clang

Thu May 5 10:35:57 PDT 2022

efriedma added a comment.

In D124998#3494426 <https://reviews.llvm.org/D124998#3494426>, @erichkeane wrote:

> In D124998#3494424 <https://reviews.llvm.org/D124998#3494424>, @efriedma wrote:
>
>> If you're really concerned about the size of FunctionProtoType increasing, can we just shove the infrequently used calling convention bits into TrailingObjects?
>
> I don't believe so.  These are parts of the bitfield and are intrinsic to the type.

I don't follow. Everything stored in FunctionProtoType, including information stored in TrailingObjects, is "intrinsic to the type".  It's just stored differently.  (FunctionTypeExtraBitfields already exists, even...)

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  https://reviews.llvm.org/D124998/new/

https://reviews.llvm.org/D124998