Re: NetBSD on SH-4A

[Masao Uebayashi <uebayasi%gmail.com@localhost>]

> Look at how other arches do it and do the same for SH-4 FPU.  FPU
> autodetection would be nice, but compile-time kernel option could do
> for now.  Shouldn't be hard, but I never got around to it as real life
> keep interfering.  If you could work on it and contribute the code
> back, that would be very helpful (we don't have much NetBSD/sh3
> developers).

OpenBSD already has the code.  One problem I think of is binary
compatibility.  NetBSD/sh3 is basically soft-float.  Probably we can
set a flag somewhere in ELF header and let incompatible executables
die gracefully?

Masao