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From: "Laurent Rougé" <laurent.rouge@menta.fr>
To: Eric Botcazou <ebotcazou@adacore.com>
Cc: gcc-patches@gcc.gnu.org
Subject: Re: Reintroduce -mflat option on SPARC
Date: Thu, 14 Apr 2011 18:55:00 -0000	[thread overview]
Message-ID: <4DA73D99.5000800@menta.fr> (raw)
In-Reply-To: <201104121938.44734.ebotcazou@adacore.com>


>> This patch reintroduce the -mflat option on SPARC. The -mfalt option was
>> deprecated in february 2004 with GCC 3.4.6. Now, with the support of
>> LEON processor on GCC, this option has found a new interest.
> Just a couple of remarks:
>  - the epilogue isn't fully RTL-ized,
>  - delay slot filling for epilogue doesn't work: DELAY_SLOTS_FOR_EPILOGUE isn't 
> defined anymore so defining ELIGIBLE_FOR_EPILOGUE_DELAY is useless.
>
> I'm going to fix these minor issues, as well as try to refactor the code a bit.

Please, it will be interesting to see corrections.

> One question: I presume there is no point in supporting -mflat in 64-bit mode 
> for the time being?

Right, -mflat option should only be for 32-bit SPARC target.

Regards,
Laurent.

  reply	other threads:[~2011-04-14 18:32 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-02-23 13:51 Laurent Rougé
2011-02-26  0:18 ` Eric Botcazou
2011-04-12 17:44 ` Eric Botcazou
2011-04-14 18:55   ` Laurent Rougé [this message]
2011-05-17 13:06     ` Eric Botcazou
2011-05-18 14:36       ` Eric Botcazou
2011-05-26 20:29         ` Laurent Rougé
2011-05-26 21:54           ` Eric Botcazou
2011-06-10 11:11             ` Eric Botcazou

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