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Re: [cft] subreg validation patch

From: Richard Henderson <rth at redhat dot com>
To: Eric Botcazou <ebotcazou at libertysurf dot fr>
Cc: gcc at gcc dot gnu dot org, Jan Hubicka <jh at suse dot cz>
Date: Sat, 13 Nov 2004 15:50:22 -0800
Subject: Re: [cft] subreg validation patch
References: <200411120930.37626.ebotcazou@libertysurf.fr> <20041113225509.GA23203@redhat.com> <200411140047.13773.ebotcazou@libertysurf.fr>

On Sun, Nov 14, 2004 at 12:48:05AM +0100, Eric Botcazou wrote:
> which breaks all the DFmode->SFmode splitters.  Should we now create a double 
> subreg in this case?

Why are you splitting these before reload?  And post-reload these
shouldn't create subregs, just new hard regs.


r~

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References:
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- [cft] subreg validation patch
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