[PATCH] D60349: [COFF, ARM64] Fix ABI implementation of struct returns

[Tom Tan via Phabricator via cfe-commits]

TomTan added a comment.

In D60349#1477183 <https://reviews.llvm.org/D60349#1477183>, @efriedma wrote:

> > For NotPod, it is aggregate which is specific in the document
>
> Yes, it's an aggregate which is returned in registers... but it's returned in integer registers, unlike Pod which is returned in floating-point registers.


`struct Pod` is HFA (Homogenous Floating-Point Aggregates) which is returned in floating-point register, `struct NotPod` is not HFA so still returned in integer registers. The ARM64 ABI document will be updated to reflect this, thanks.


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