Re: 2.3.2-1

[Daniel Jacobowitz <dan@debian.org>]

On Mon, May 12, 2003 at 11:50:28PM +0900, GOTO Masanori wrote:
> At Mon, 12 May 2003 13:28:47 +0200,
> Guido Guenther wrote:
> > On Mon, May 12, 2003 at 07:51:04PM +0900, GOTO Masanori wrote:
> > > BTW, is mips64 biarch issue similar to sparc64/amd64/s390x?  If so,
> > > Arnd and Gerhard works (that merges *-64 archs into one lib64c
> > > package) can be applied to mips64?
> > It's a bit more complicated. We have actually three ABIs o32 (which is
> > what we're currently using), n64 and n32. I didn't get around to play
> > with these things yet though.
> 
> Could you tell me what the different is in o32/n32/n64, or teach the
> pointer?  I sometimes see such names, but I don't know why three ABIs
> are used.

o32 supports 32-bit-only processors; n32 is essentially a 32-bit ABI,
but supports and requires 64-bit instructions, has more effecient
calling sequences, and uses the FPU better; n64 is a standard 64-bit
ABI.

-- 
Daniel Jacobowitz
MontaVista Software                         Debian GNU/Linux Developer