From: Alan Modra <amodra@bigpond.net.au>
To: Richard Henderson <rth@redhat.com>,
Bob Wilson <bwilson@tensilica.com>,
gcc@gcc.gnu.org
Subject: Re: [cft] subreg validation round 2
Date: Thu, 18 Nov 2004 01:06:00 -0000 [thread overview]
Message-ID: <20041118005308.GC17083@bubble.modra.org> (raw)
In-Reply-To: <20041117194553.GA12418@redhat.com>
On Wed, Nov 17, 2004 at 11:45:53AM -0800, Richard Henderson wrote:
> On Wed, Nov 17, 2004 at 11:18:41AM -0800, Bob Wilson wrote:
> > If so, should I change FUNCTION_ARG code to avoid
> > returning a BLKmode reg? Should I wrap the REG in a PARALLEL?
>
> Presumably you didn't just return the SImode reg in the first place
> because you want the three bytes in the high part of the register?
> Then, yes, a PARALLEL should do.
Or define a suitable BLOCK_REG_PADDING. At least, that used to work..
--
Alan Modra
IBM OzLabs - Linux Technology Centre
next prev parent reply other threads:[~2004-11-18 0:53 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-11-17 18:58 Richard Henderson
2004-11-17 19:20 ` Bob Wilson
2004-11-17 19:58 ` Richard Henderson
2004-11-18 1:06 ` Alan Modra [this message]
2004-11-18 2:43 ` Bob Wilson
2004-11-18 16:23 ` Richard Sandiford
2004-11-19 21:39 ` Richard Henderson
2004-11-22 20:40 ` Richard Henderson
2004-11-17 22:32 ` Janis Johnson
2004-11-17 23:05 ` Andrew Pinski
2004-11-18 11:40 ` Alan Modra
2004-11-17 19:46 ` Eric Botcazou
2004-11-19 21:50 ` Richard Henderson
2004-11-19 22:43 ` Eric Botcazou
2004-11-19 22:46 ` Richard Henderson
2004-11-18 23:43 ` Kaz Kojima
2004-11-19 0:08 ` Janis Johnson
2004-11-17 19:19 Ulrich Weigand
[not found] <OF12E4E5CC.BDFB0F1C-ON41256F4F.0067F055-41256F4F.00682968@LocalDomain>
2004-11-17 21:42 ` Ulrich Weigand
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