Subject: Re: m68k soft float (was illegal instruction)
To: None <john@sixgirls.org>
From: Takeshi Shibagaki <sibagaki@lsi.melco.co.jp>
List: port-mac68k
Date: 03/05/2003 17:33:34
Hi,

>>>>> On Wed, 5 Mar 2003 03:20:13 -0500 (EST), John Klos <john@sixgirls.org> said:

John> Soon I hope to try to overhaul some of the FPU code to integrate real
John> -soft-float support, compliments of Bruce O'Neel, so we can finally have a
John> good, free Unix on LC040 machines (yay!)
>> 
>> I also implemented with myself method like Bruce-san's method since
>> old times.
>> # PB190CS is working now (X too) with myself soft-float libraries.
>> 
>> But I think this method is not a mainstream. built-in soft-float
>> emulation is the mainstream in NetBSD's principle.
>> 
>> A big issue is getting agree which allow changing userland
>> library(libc, libm, and so on) in any other ports using
>> m68k(ex. amiga, atari, x68k, etc). Maybe I guess not allow.
>> 
>> If only mac68k port uses soft-float libraries, it is a problem of
>> compatibility between other m68k ports.
>> 
>> What do you think about?

John> Well, Bruce's patches are for m68k libc, so the platform wouldn't matter.
John> I want to get the patches into -current, get everything working well and
John> tested, then commit them to -current.

Therefore!? All m68k ports are affected by m68k libc patches. Are you 
full of confidence getting agreement in all m68k ports, aren't you?

Takeshi Shibagaki
ie9t-sbgk@asahi-net.or.jp