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Re: SPARC: minor tweaks

From: Richard Henderson <rth at redhat dot com>
To: Eric Botcazou <ebotcazou at libertysurf dot fr>
Cc: "David S. Miller" <davem at davemloft dot net>, gcc-patches at gcc dot gnu dot org
Date: Mon, 16 May 2005 20:34:29 -0700
Subject: Re: SPARC: minor tweaks
References: <200505121343.50358.ebotcazou@libertysurf.fr> <20050512.121520.122938415.davem@davemloft.net> <200505151228.23213.ebotcazou@libertysurf.fr>

On Sun, May 15, 2005 at 12:28:23PM +0200, Eric Botcazou wrote:
>       /* If it's a REG, we can always do it.
> 	 The const zero case is more complex, on v9
> 	 we can always perform it.  */

Someone (maybe me) was thinking that the "obvious" DImode
register { %g0, %g1 } isn't zero.  But of course we don't
have to use std to store the zero, and the existing 
movdi_insn_sp32 will handle zero just fine.  We should
remove the v9 check.

r~

Follow-Ups:
- Re: SPARC: minor tweaks
  - From: Eric Botcazou

References:
- SPARC: minor tweaks
  - From: Eric Botcazou
- Re: SPARC: minor tweaks
  - From: David S . Miller
- Re: SPARC: minor tweaks
  - From: Eric Botcazou

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