From: Andrew Cagney <ac131313@redhat.com>
To: Daniel Jacobowitz <drow@mvista.com>
Cc: gdb@sources.redhat.com
Subject: Re: frame->unwind->this_base()
Date: Tue, 18 Mar 2003 17:02:00 -0000 [thread overview]
Message-ID: <3E775106.8030609@redhat.com> (raw)
In-Reply-To: <20030318155007.GA26362@nevyn.them.org>
> On Tue, Mar 18, 2003 at 09:54:29AM -0500, Andrew Cagney wrote:
>
>> >
>> >So in this case should we be hooking the get_frame_base() call to
>> >return the computed DW_AT_frame_base? [...] And what happens if we don't
>> >have DWARF-2
>> >information?
>
>>
>> At the start I wrote:
>>
>
>> > For dwarf2 frames, it would return, DW_AT_frame_base. For prologue
>
>> frames, it would return an attempt at an equivalent value. Hopefully it
>> wouldn't be called for other frame types :-).
>
>
> OK. I'll make the assumption that the DW_AT_frame_base and the CFA in
> the dwarf2 unwind information (if both present) will agree.
That would be a very bad assumption. They are pratically guarenteed to
be different.
Andrew
next prev parent reply other threads:[~2003-03-18 17:02 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-03-16 22:04 frame->unwind->this_base() Andrew Cagney
2003-03-16 22:10 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-17 0:09 ` frame->unwind->this_base() Andrew Cagney
2003-03-17 0:14 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-17 16:22 ` frame->unwind->this_base() Andrew Cagney
2003-03-17 16:38 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-17 16:56 ` frame->unwind->this_base() Andrew Cagney
2003-03-17 17:11 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-17 18:20 ` frame->unwind->this_base() Andrew Cagney
2003-03-17 19:35 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-18 4:29 ` frame->unwind->this_base() Andrew Cagney
2003-03-18 5:13 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-18 15:22 ` frame->unwind->this_base() Andrew Cagney
2003-03-18 16:38 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-18 17:02 ` Andrew Cagney [this message]
2003-03-18 17:11 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-18 17:28 ` frame->unwind->this_base() Andrew Cagney
2003-03-18 17:38 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-18 20:22 ` frame->unwind->this_base() Andrew Cagney
2003-03-19 14:11 ` frame->unwind->this_base() Daniel Jacobowitz
2003-03-19 15:24 ` frame->unwind->this_base() Andrew Cagney
2003-03-19 15:32 ` frame->unwind->this_base() Daniel Jacobowitz
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