From: hpa@zytor.com (H. Peter Anvin)
To: linux-kernel@vger.kernel.org
Subject: Re: [2.6 patch] i386/power/cpu.c: remove three unused variables
Date: Tue, 18 Jan 2005 18:31:48 +0000 (UTC) [thread overview]
Message-ID: <csjkmk$fu2$1@terminus.zytor.com> (raw)
In-Reply-To: 20050117152727.GB1379@elf.ucw.cz
Followup to: <20050117152727.GB1379@elf.ucw.cz>
By author: Pavel Machek <pavel@ucw.cz>
In newsgroup: linux.dev.kernel
>
> Hi!
>
> > The patch below removes three unused variables.
> >
> > Please check whether this patch is correct, or whether the variables
> > should have been used.
>
> The patch is probably correct (assuming %eax, %ecx and %edx are
> caller-saved on i386. [Honza, please confirm... I do not know i386
> calling convention by heart.]
> Pavel
%eax, %ecx, %edx, the FPU stack, the fsw, the XMM registers, and the
arithmetric flags are caller-saved.
I *think* eflags.df is also caller-saved.
-hpa
next prev parent reply other threads:[~2005-01-18 18:32 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2005-01-16 8:11 [2.6 patch] i386/power/cpu.c: remove three unused variables Adrian Bunk
2005-01-17 15:27 ` Pavel Machek
2005-01-18 18:31 ` H. Peter Anvin [this message]
-- strict thread matches above, loose matches on Subject: below --
2005-03-11 18:16 Adrian Bunk
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