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From: Yao Qi <yao@codesourcery.com>
To: Mark Kettenis <mark.kettenis@xs4all.nl>
Cc: jan.kratochvil@redhat.com, eliz@gnu.org, gdb@sourceware.org
Subject: Re: Specify frame by address
Date: Wed, 02 Nov 2011 09:14:00 -0000	[thread overview]
Message-ID: <4EB109D6.7000409@codesourcery.com> (raw)
In-Reply-To: <201110301007.p9UA7LTK032001@glazunov.sibelius.xs4all.nl>

On 10/30/2011 06:07 PM, Mark Kettenis wrote:
>> > If the debug info provides its own unwinder - such as DWARF does - the
>> > architecture does not matter as it gets fully handled by dwarf2-frame.c.
> I know how the code works; I wrote significant parts of it.  The
> architecture does matter, since the convention for what stack address
> to use as the CFA depends on the architecture.
> 

Mark,
could you elaborate the "convention for what stack address to use as the
CFA"?  Is this "convention" about "CFA is usually defined by the value
of SP"? and $PORT_dwarf2_frame_init_reg is to define some more or
different.

-- 
Yao (齐尧)

  reply	other threads:[~2011-11-02  9:14 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-10-29 17:47 Eli Zaretskii
2011-10-29 18:03 ` Jan Kratochvil
2011-10-29 18:04   ` Eli Zaretskii
2011-10-29 18:48     ` Mark Kettenis
2011-10-29 20:46       ` Jan Kratochvil
2011-10-30 13:21         ` Mark Kettenis
2011-11-02  9:14           ` Yao Qi [this message]
2011-10-30  6:39       ` Eli Zaretskii
2011-10-29 18:43 ` Andreas Schwab
2011-10-29 20:49   ` Eli Zaretskii
2011-11-01 18:58 ` Tom Tromey
2011-11-01 19:23   ` Eli Zaretskii

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