From: "Frank Ch. Eigler" <fche@redhat.com>
To: Dave Brolley <brolley@redhat.com>
Cc: sid@sources.redhat.com
Subject: Re: Misaligned read/write of memory by GDB
Date: Tue, 29 Jun 2004 19:18:00 -0000 [thread overview]
Message-ID: <20040629191821.GM10148@redhat.com> (raw)
In-Reply-To: <40E1BEF2.4070401@redhat.com>
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Hi -
> >OK, but did you consider an alternate of having a memory target that
> >is unable to handle an unaligned access return sid::bus::misaligned,
> >and then have gdb back down to byte-by-byte access?
> >
> I thought about the possibility of fixing existing memory targets to
> handle misaligned access, either by implementing support, returning
> sid::bus::misaligned, or whatever else might be appropriate.
How many offenders (that did neither) did you encounter?
> However it occurred to me that this would require implementors of all
> future memory targets to be aware of potential GDB access of this
> type. [...]
True, except that such accesses could originate elsewhere - a simulated
CPU, or a gloss component, for example.
- FChE
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next prev parent reply other threads:[~2004-06-29 19:18 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-06-28 21:18 Dave Brolley
2004-06-28 22:50 ` Dave Brolley
2004-06-29 18:27 ` Frank Ch. Eigler
2004-06-29 19:14 ` Dave Brolley
2004-06-29 19:18 ` Frank Ch. Eigler [this message]
2004-06-29 20:40 ` Dave Brolley
2004-07-01 17:02 ` Dave Brolley
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