[Libre-soc-isa] [Bug 900] Continue work on Atomics extension

[bugzilla-daemon at libre-soc.org]

https://bugs.libre-soc.org/show_bug.cgi?id=900

--- Comment #3 from Jacob Lifshay <programmerjake at gmail.com> ---
LLVM may be changing how it lowers relaxed loads to include a dummy branch:
https://discourse.llvm.org/t/rfc-strengthen-relaxed-atomics-implementation-behind-mstrict-rlx-atomics-flag/74473

We should take the outcome of that into account when designing our atomic
instructions.

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