https://gcc.gnu.org/bugzilla/show_bug.cgi?id=116497
--- Comment #12 from andi at firstfloor dot org ---
> no_call{er,ee}_saved_registers are i386-specific so how do we handle other
> ports? Are we going to require implementing them for all ports?
It's an optimization, so nothing is required. But yes if the other
targets want the more efficient interpreters they would need an
equivalent. clang's preserve_none/most currently is supported on aarch64
and x86-64. Right now I'm just trying to get it to work for x86.
