Markus Armbruster <[email protected]> wrote: > Thomas Huth <[email protected]> writes: > >> On 27.06.2018 08:51, Gerd Hoffmann wrote: > [...] >>> Drop support for 32bit hosts in qemu? >> >> I guess the only way to answer that question reliably is to send a patch >> to mark 32-bit hosts as deprecated... >> >> Anyway, you still have got to fix that problem with -m32 now somehow >> since we certainly can not drop 32-bit immediately. > > We certainly can if we want to. > > Our formal deprecation policy codifies our compromise between the need > to evolve QEMU and the need of its users for stable external interfaces. > > "Compiles on host X" is also a need, but it's a different one. > Evidence: "Supported build platforms" has its own appendix, separate > from "Deprecated features". It's mum on 32-bit hosts. > > I'm not saying we *should* drop 32-bit hosts immediately. Only that the > feature deprecation policy does not apply. > > Is QEMU still useful on 32-bit hosts? Honest question!
At least require 32bits architectures/compilers able to use 64bit atomics. That leaves us with x86 (depending on compiler). And there haven't been 32bit x86 hosts since ..... Later, Juan.
