[PATCH] D140757: [Hexagon][VE][WebAssembly] Define __GCC_HAVE_SYNC_COMPARE_AND_SWAP macros

[Krzysztof Parzyszek via Phabricator via cfe-commits]

kparzysz accepted this revision.
kparzysz added a comment.
This revision is now accepted and ready to land.

All of Hexagon's atomics are implemented using load-locked/store-conditional.  If that meets the expectations of these macros, then this is fine with me.


Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D140757/new/

https://reviews.llvm.org/D140757