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To: Doug Rabson <dfr@nlsystems.com>
Cc: Doug Rabson <dfr@FreeBSD.org>, cvs-committers@FreeBSD.org,
	cvs-all@FreeBSD.org
Subject: Re: cvs commit: src/sys/ia64/ia64 genassym.c 
In-Reply-To: <20010921085602.X1298-100000@salmon.nlsystems.com> 
Date: Fri, 21 Sep 2001 01:07:48 -0700
From: Peter Wemm <peter@wemm.org>
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Doug Rabson wrote:
> On Thu, 20 Sep 2001, Peter Wemm wrote:
> 
> > Doug Rabson wrote:
> > > On Thu, 20 Sep 2001, Doug Rabson wrote:
> > >
> > > > dfr         2001/09/20 04:02:19 PDT
> > > >
> > > >   Modified files:
> > > >     sys/ia64/ia64        genassym.c
> > > >   Log:
> > > >   Don't include NFS headers. I have no idea why they were here in the f
    irst
> > > >   place - NFS has no assembler in it.
> > >
> > > Same goes for alpha and powerpc. The nfs bits are only used on i386 for
> > > copying around some diskless structures.
> >
> > There seems to be quite a few stale headers in various genassym.c files.
> >
> > My favourite is the ldscript.ia64 that puts Alpha NOP instructions in for
> > section padding bytes. :-)
> 
> Is that the 0x47ff041f stuff? I always wondered what that was..

Yep:

# objdump --disassemble x.o 
...
   0:   1f 04 ff 47     nop
   4:   01 80 fa 6b     ret     zero,(ra),0x1

Cheers,
-Peter
--
Peter Wemm - peter@FreeBSD.org; peter@yahoo-inc.com; peter@netplex.com.au
"All of this is for nothing if we don't go to the stars" - JMS/B5


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