From: Matt Mackall <mpm@selenic.com>
To: linux-kernel@vger.kernel.org
Subject: Re: [2.6.8.1/x86] The kernel is _always_ compiled with -msoft-float
Date: Tue, 14 Sep 2004 15:48:21 -0500 [thread overview]
Message-ID: <20040914204820.GP5414@waste.org> (raw)
In-Reply-To: <20040915021418.A1621@natasha.ward.six>
On Wed, Sep 15, 2004 at 02:14:18AM +0600, Denis Zaitsev wrote:
> Why this kernel is always compiled with the FP emulation for x86?
> This is the line from the beginning of arch/i386/Makefile:
>
> CFLAGS += -pipe -msoft-float
>
> And it's hardcoded, it does not depend on CONFIG_MATH_EMULATION. So,
> is this just a typo or not?
It catches bogus attempts to use floating point in the kernel by
making them error at link-time.
--
Mathematics is the supreme nostalgia of our time.
next prev parent reply other threads:[~2004-09-14 20:58 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-09-14 20:14 [2.6.8.1/x86] The kernel is _always_ compiled with -msoft-float Denis Zaitsev
2004-09-14 19:36 ` Alan Cox
2004-09-14 20:39 ` Brian Gerst
2004-09-14 20:40 ` Arjan van de Ven
2004-09-14 20:45 ` Dave Jones
2004-09-14 20:48 ` Matt Mackall [this message]
2004-09-14 21:39 ` Denis Zaitsev
2004-09-15 15:35 ` Tonnerre
2004-09-15 15:51 ` Ian Campbell
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