From: Kevin Buettner <kevinb@redhat.com>
To: Elena Zannoni <ezannoni@cygnus.com>, Kevin Buettner <kevinb@redhat.com>
Cc: gdb-patches@sources.redhat.com, vmakarov@redhat.com
Subject: Re: [RFA] config/rs6000/tm-rs6000.h STAB_REG_TO_REGNUM
Date: Wed, 05 Dec 2001 14:53:00 -0000 [thread overview]
Message-ID: <1011205225148.ZM6006@ocotillo.lan> (raw)
In-Reply-To: Elena Zannoni <ezannoni@cygnus.com> "Re: [RFA] config/rs6000/tm-rs6000.h STAB_REG_TO_REGNUM" (Dec 5, 5:31pm)
On Dec 5, 5:31pm, Elena Zannoni wrote:
> > > + case 64: /* mq */
> > > + if (TARGET_ARCHITECTURE->mach == bfd_mach_ppc_601)
> > > + regnum = 124;
> >
> > Hmm... I wish we had a symbolic constant for this one. (It took me
> > a while to figure out why this register number was different.)
>
> Hmmm, should these regnums be part of the gdbarch_tdep structure?
> That's how I did it for the SH. (Defined to -1 if not applicable) It
> seems to me that not all the variants have register (say, for
> instance) 67 defined to be the LR register or even exist. This way we
> could also do error checking in this routine.
I had occassion to look at SH recently and saw how you did things. I
think the mechanism you propose would be appropriate for PPC too.
Kevin
next prev parent reply other threads:[~2001-12-05 22:53 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2001-11-30 9:35 Elena Zannoni
2001-11-22 1:18 ` Elena Zannoni
2001-11-22 4:32 ` Andrew Cagney
2001-11-30 10:16 ` Andrew Cagney
2001-11-30 13:08 ` Elena Zannoni
2001-11-24 6:47 ` Elena Zannoni
2001-11-30 13:36 ` Daniel Jacobowitz
2001-11-24 11:03 ` Daniel Jacobowitz
2001-12-05 13:58 ` Kevin Buettner
2001-12-05 14:25 ` Elena Zannoni
2001-12-05 14:30 ` Daniel Jacobowitz
2001-12-05 14:34 ` Elena Zannoni
2001-12-05 14:53 ` Kevin Buettner [this message]
2001-12-05 14:57 ` Elena Zannoni
2001-11-30 9:53 ` Daniel Jacobowitz
2001-11-22 3:39 ` Daniel Jacobowitz
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