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From: Felix Zielcke <fzielcke@z-51.de>
To: The development of GRUB 2 <grub-devel@gnu.org>
Subject: Re: [RFC] Eliminate NESTED_ATTR_FUNC
Date: Thu, 03 Sep 2009 17:49:49 +0200	[thread overview]
Message-ID: <1251992989.2870.8.camel@fz.local> (raw)
In-Reply-To: <20090903153623.GA18824@thorin>

Am Donnerstag, den 03.09.2009, 17:36 +0200 schrieb Robert Millan:
> On Wed, Sep 02, 2009 at 12:20:19PM +0800, Bean wrote:
> > 
> > Hi,
> > 
> > Oh, I was wrong previously, gcc does respect __attribute__
> > ((__regparm__ (3))) flag (I forget to add -Os so it still uses stack
> > to store value). And the bug is still there ! Try this test program:
> 
> Thanks Bean.  I have opened an entry in GCC bugzilla, and submitted your
> test program in it:
> 
>   http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41246
> 
> Hopefully they'll fix it in later versions, and hopefully people will
> upgrade soon.  In the meantime, we're stuck with it.
> 

Is there any reason why we fallback to regparm 1 and not to regparm 2?
According to the output of the testcase in the above bug report 2 seems
to work too?

-- 
Felix Zielcke
Proud Debian Maintainer




  reply	other threads:[~2009-09-03 15:50 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-09-01 13:42 [RFC] Eliminate NESTED_ATTR_FUNC Vladimir 'phcoder' Serbinenko
2009-09-01 15:43 ` Bean
2009-09-01 16:02   ` Robert Millan
2009-09-01 16:05   ` Bean
2009-09-01 19:30   ` Yves Blusseau
2009-09-01 22:26     ` David Miller
2009-09-03 15:08       ` Vladimir 'phcoder' Serbinenko
2009-09-03 23:17         ` David Miller
     [not found]           ` <d7ead6de0909051404r50473aeao44aae7842a7d443b@mail.gmail.com>
     [not found]             ` <20090905.152320.164499705.davem@davemloft.net>
2009-09-06 17:12               ` Fwd: " Vladimir 'phcoder' Serbinenko
2009-09-08 14:43                 ` Robert Millan
2009-09-02  4:20   ` Bean
2009-09-02  5:55     ` Yves Blusseau
2009-09-03 15:06     ` Vladimir 'phcoder' Serbinenko
     [not found]       ` <4A9FE6AD.9010509@gnu.org>
2009-09-03 16:52         ` Vladimir 'phcoder' Serbinenko
2009-09-03 15:36     ` Robert Millan
2009-09-03 15:49       ` Felix Zielcke [this message]
2009-09-03 15:59         ` Vladimir 'phcoder' Serbinenko
2009-09-03 16:01         ` Bean

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