From: Kevin Buettner <kevinb@redhat.com>
To: gdb-patches@sourceware.org
Subject: Re: [PATCH, V850] Add support for V850E2 and V850E2V3
Date: Tue, 21 Sep 2010 22:49:00 -0000 [thread overview]
Message-ID: <20100921140858.08e18af4@mesquite.lan> (raw)
In-Reply-To: <20100921135005.65fff6b6@mesquite.lan>
On Tue, 21 Sep 2010 13:50:05 -0700
Kevin Buettner <kevinb@redhat.com> wrote:
> > - E_R64_REGNUM, E_PC_REGNUM = E_R64_REGNUM,
> > +
> > + /* mpu0 system registers */
> > + E_R64_REGNUM,
> [...]
> > + /* pc etc. */
> > + E_R148_REGNUM, E_PC_REGNUM = E_R148_REGNUM,
> > + E_R149_REGNUM,
>
> Why are you changing the register number for E_PC_REGNUM? I
> assume you've already changed gcc so that the dwarf2 return address
> column ends up being this new number. Won't this make it impossible
> to use an old compiler with a new debugger and vice versa?
Another issue with moving E_PC_REGNUM is that existing debugging stubs
use the old value.
In my opinion, you should be leaving the register order and names
the same for the existing v850 architectures.
Kevin
next prev parent reply other threads:[~2010-09-21 21:09 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-09-21 19:55 Rathish C
2010-09-21 22:49 ` Kevin Buettner
2010-09-21 22:49 ` Kevin Buettner [this message]
2010-12-10 14:49 Rathish C
2010-12-13 16:47 ` Kevin Buettner
2011-01-12 13:25 Rathish C
2011-01-15 7:39 ` Kevin Buettner
2011-01-19 14:59 Rathish C
2012-03-22 20:26 ` Kevin Buettner
2012-03-28 10:49 ` Rathish C
2012-03-28 12:01 ` Kevin Buettner
2012-03-28 14:45 ` Joel Brobecker
2012-03-29 1:07 ` Kevin Buettner
2012-03-29 1:06 ` Kevin Buettner
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