From: Joel Brobecker <brobecker@adacore.com>
To: Yao Qi <yao@codesourcery.com>
Cc: gdb-patches@sourceware.org
Subject: Re: [RFA/commit] arm-tdep.c: Do not single-step after hitting a watchpoint.
Date: Tue, 16 Sep 2014 11:59:00 -0000 [thread overview]
Message-ID: <20140916115936.GM4871@adacore.com> (raw)
In-Reply-To: <87bnqf2578.fsf@codesourcery.com>
> Can you elaborate your experiments? Do you do experiments on qemu, arm
> bare metal targets or arm linux targets?
My experiments were on QEMU, but others tried on bare-metal. I tried
on GNU/Linux targets as well, but hardware watchpoints simply did
not work (no signal).
> I find Peter tries to fix the same problem we encounter in qemu side,
>
> [Qemu-devel] [PATCH] gdbstub: Allow target CPUs to specify watchpoint STOP_BEFORE_ACCESS flag
> http://lists.nongnu.org/archive/html/qemu-devel/2014-09/msg02665.html
>
> and this patch isn't accepted yet.
[...]
> Note that with patched qemu, two fails in gdb.base/recurse.exp are
> fixed. At least, gdb and qemu should be in sync on this.
I think the experiments that were run showed that QEMU is in fact
correct and should NOT be changed.
--
Joel
next prev parent reply other threads:[~2014-09-16 11:59 UTC|newest]
Thread overview: 32+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-09-15 13:01 Joel Brobecker
2014-09-16 11:12 ` Yao Qi
2014-09-16 11:59 ` Joel Brobecker [this message]
2014-09-16 12:05 ` Luis Machado
2014-09-16 12:48 ` Joel Brobecker
2014-09-16 13:09 ` Luis Machado
2014-09-16 15:21 ` Pedro Alves
2014-09-18 11:40 ` Marcus Shawcroft
2014-09-19 17:31 ` Pedro Alves
2014-09-29 17:51 ` Joel Brobecker
2014-09-29 17:57 ` Luis Machado
2014-09-29 21:04 ` Pedro Alves
2014-09-30 8:54 ` Will Deacon
2014-09-29 18:23 Peter Maydell
2014-09-29 22:15 ` Pedro Alves
2014-09-29 22:54 ` Peter Maydell
2014-09-30 9:08 ` Pedro Alves
2014-09-30 9:18 ` Will Deacon
2014-09-30 10:07 ` Pedro Alves
2014-09-30 10:18 ` Peter Maydell
2014-09-30 10:38 ` Pedro Alves
2014-09-30 10:01 ` Peter Maydell
2014-09-30 10:34 ` Pedro Alves
2014-09-30 12:54 ` Pedro Alves
2014-09-30 13:50 ` Joel Brobecker
2014-09-30 14:11 ` Pedro Alves
2014-09-30 14:26 ` Joel Brobecker
2014-09-30 14:50 ` Peter Maydell
2014-09-30 8:57 ` Will Deacon
2014-09-30 9:04 ` Will Deacon
2014-09-30 9:14 ` Pedro Alves
2014-09-30 9:24 ` Will Deacon
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