From: Pedro Alves <pedro@codesourcery.com>
To: gdb-patches@sourceware.org, Eli Zaretskii <eliz@gnu.org>
Cc: hjl.tools@gmail.com, msnyder@vmware.com
Subject: Re: PATCH: Support x86 pseudo registers
Date: Fri, 12 Mar 2010 16:31:00 -0000 [thread overview]
Message-ID: <201003121631.33499.pedro@codesourcery.com> (raw)
In-Reply-To: <83iq9134rm.fsf@gnu.org>
On Friday 12 March 2010 16:04:45, Eli Zaretskii wrote:
> > So, should that sentence of the manual be relaxed?
>
> Maybe, but frankly I don't really understand what it says, exactly.
> Does it mean that if the name does clash with the architecture, the
> architecture's meaning is used?
Yes. That's what the code does too, hence this issue.
E.g., on archs with a real "$fp" register, in -fomit-frame-pointer
functions, $fp evals to the contents of the reg (which can
be anything), while on other archs it prints the unwinder's
notion of frame base.
> Anyway, are there any such conflicts in the current codebase?
There was one just now. :-)
> > I guess this would be a good place to at least mention the x86 $sp
> > is always $esp or $rsp.
>
> Yes, I think so.
--
Pedro Alves
next prev parent reply other threads:[~2010-03-12 16:31 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-03-01 17:02 H.J. Lu
2010-03-02 11:17 ` Mark Kettenis
2010-03-02 13:55 ` Daniel Jacobowitz
2010-03-02 14:08 ` H.J. Lu
2010-03-02 15:04 ` Daniel Jacobowitz
2010-03-02 15:37 ` H.J. Lu
2010-03-02 17:54 ` Eli Zaretskii
2010-03-02 19:01 ` H.J. Lu
2010-03-02 20:54 ` Eli Zaretskii
2010-03-02 21:06 ` H.J. Lu
2010-03-02 21:47 ` Eli Zaretskii
2010-03-02 21:52 ` Daniel Jacobowitz
2010-03-02 21:57 ` Michael Snyder
2010-03-02 22:00 ` H.J. Lu
2010-03-02 22:07 ` H.J. Lu
2010-03-03 17:33 ` Eli Zaretskii
2010-03-03 17:53 ` H.J. Lu
2010-03-03 18:09 ` Eli Zaretskii
2010-03-03 20:20 ` H.J. Lu
2010-03-12 4:23 ` Pedro Alves
2010-03-12 5:32 ` H.J. Lu
2010-03-12 6:07 ` H.J. Lu
2010-03-12 18:22 ` Michael Snyder
2010-03-12 8:30 ` Eli Zaretskii
2010-03-12 15:26 ` Pedro Alves
2010-03-12 16:04 ` Eli Zaretskii
2010-03-12 16:30 ` Daniel Jacobowitz
2010-03-12 18:14 ` Eli Zaretskii
2010-03-12 18:20 ` Pedro Alves
2010-03-12 18:55 ` Eli Zaretskii
2010-03-12 19:47 ` H.J. Lu
2010-03-12 16:31 ` Pedro Alves [this message]
2010-03-02 21:58 ` H.J. Lu
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