Re: proposal -- new struct frame layout

"Toru Nishimura" <[email protected]> Sun, 17 Nov 2002 11:58:43 +0900
Newsgroups gmane.os.netbsd.ports.mips
Message-ID <000b01c28de5$3db38e80$0d00a8c0@paq5>
[email protected] asked;

> Looks mostly good to me, with one obvious question:
>
> what goes in f_regs[0] ?
>
> I mean, OK, OK, it's nice to have the array sized as you'd expect,
> but, uh, since you _did_ tout smaller space consumption for these
> things, why not squish the obvious register.

Well, inconsistencies between struct frame, struct regs and struct
sigcontext would be errorprone for the time being.  If the new was intended
a bit smaller, either of scratch register K0 or K1 could be thrown away,
while the remainings be squashed in other ways, but...

Toru Nishimura/ALKYL Technology