80386 support in -current
des at des.no
Sun Jan 25 03:00:41 PST 2004
Bruce Evans <bde at zeta.org.au> writes:
> This is the specious reason. The synchronization code relies on a
> particular instruction that might be very inefficient to emulate on a
> 386, but emulation is not done; the instruction is just replaced by
> an instruction or sequence of instructions that is slower in some cases
> and faster in others (mostly slower, but not especially so, except
> probably on P4's).
that's actually what I meant by emulated... as for the rest, I bow to
your superior knowledge.
Dag-Erling Smørgrav - des at des.no
More information about the freebsd-current