From: "H.J. Lu" <hjl.tools@gmail.com>
To: Pedro Alves <palves@redhat.com>
Cc: GDB <gdb-patches@sourceware.org>
Subject: Re: PATCH: PR gdb/13969: GDBserver doesn't check unsupported binary
Date: Thu, 12 Apr 2012 16:38:00 -0000 [thread overview]
Message-ID: <CAMe9rOoQOhMdgx=wbXBbZ03-a+cRsecSwA97+kOtiZjzHk_+DA@mail.gmail.com> (raw)
In-Reply-To: <4F86FB82.7030308@redhat.com>
On Thu, Apr 12, 2012 at 8:57 AM, Pedro Alves <palves@redhat.com> wrote:
> On 04/12/2012 04:37 PM, H.J. Lu wrote:
>
>> It doesn't work since x32 is a 32-bit process. Although x32
>> GDBserver can get registers of 64-bit process, it can't handle 64-bit address
>
>> in 64b-bit process, like setting break points.
>
> Oh yeah... PowerPC has PPC_PTRACE_PEEKDATA_3264/PPC_PTRACE_POKEDATA_3264
> for that, but well, it's PowerPC specific.
>
Also x32 siginfo is different from 64bit signfo. X32 ptrace can't get 64bit
siginfo due to address fields in siginfo.
--
H.J.
next prev parent reply other threads:[~2012-04-12 16:25 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-04-11 20:36 H.J. Lu
2012-04-12 13:52 ` Pedro Alves
2012-04-12 15:58 ` H.J. Lu
2012-04-12 16:01 ` Pedro Alves
2012-04-12 16:38 ` H.J. Lu [this message]
2012-04-12 16:45 ` Pedro Alves
2012-04-12 16:53 ` H.J. Lu
2012-04-12 17:20 ` Pedro Alves
2012-04-12 18:05 ` H.J. Lu
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