From: Richard Sandiford <rsandifo@nildram.co.uk>
To: "Andreas Krebbel" <Andreas.Krebbel@de.ibm.com>
Cc: Richard Guenther <richard.guenther@gmail.com>, gcc-patches@gcc.gnu.org
Subject: Re: [PING] Target hook for rewriting inline asm constraints
Date: Sun, 04 Nov 2007 23:05:00 -0000 [thread overview]
Message-ID: <87zlxty5l4.fsf@firetop.home> (raw)
In-Reply-To: <20071031172121.GA14226@homer.boeblingen.de.ibm.com> (Andreas Krebbel's message of "Wed\, 31 Oct 2007 18\:21\:21 +0100")
"Andreas Krebbel" <Andreas.Krebbel@de.ibm.com> writes:
> So you actually can't support new addressing formats in the back end
> without changing the semantics of it. The proper way would be to
> disallow the "m" constraint in inline assemblies but thats probably a
> bit late ;)
Sorry if this has already been suggested, but why not just replace
hard-coded uses of 'm' in constraint-handling code with uses of some
target macro? You could then treat your current 'm' as an ordinary
define_memory_constraint.
Richard
next prev parent reply other threads:[~2007-11-04 23:05 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-30 12:54 Andreas Krebbel
2007-10-31 16:31 ` Tom Tromey
2007-10-31 16:43 ` Richard Guenther
2007-10-31 18:55 ` Andreas Krebbel
2007-10-31 19:13 ` Richard Guenther
2007-10-31 20:40 ` Andreas Krebbel
2007-11-04 23:05 ` Richard Sandiford [this message]
2007-11-05 9:25 ` Andreas Krebbel
2007-11-05 9:43 ` Richard Sandiford
2007-11-05 10:32 ` Andreas Krebbel
2007-11-05 11:02 ` Richard Sandiford
2007-11-05 13:42 ` Andreas Krebbel
2007-11-06 22:00 ` Richard Sandiford
2007-11-07 11:55 ` Andreas Krebbel
2007-10-31 17:22 ` Andreas Krebbel
2007-10-31 17:56 ` Tom Tromey
2007-11-06 18:20 ` Michael Meissner
2007-11-07 9:10 ` Andreas Krebbel
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