xlr/xlp __atomic builtins using ldadd and swap

[Richard Sandiford]

Tom de Vries <Tom_deVries@mentor.com> writes:
> I'm interested in implementing (some of) the new __atomic builtins using the
> xlr/xlp atomic instructions ldadd and swap.
>
> Do you perhaps have work in progress there?

'Fraid not.  I don't have any hardware to test it on (or at least
that's my excuse).  Thanks for checking first though.

Richard