[PATCH] D52807: [COFF, ARM64] Add _InterlockedCompareExchangePointer_nf intrinsic

[Mandeep Singh Grang via Phabricator via cfe-commits]

mgrang added a comment.

In https://reviews.llvm.org/D52807#1255835, @efriedma wrote:

> How are you testing?
>
> You might see different behavior at -O0.


Yes, I was testing at -O0. At -O2 I can see monotonic ordering affect the choice of LD/ST insts used.


https://reviews.llvm.org/D52807