From: Roman Zippel <zippel@linux-m68k.org>
To: Uwe Reimann <linux-kernel@pulsar.homelinux.net>
Cc: linux-kernel@vger.kernel.org
Subject: Re: ENTRY-macro in linkage.h
Date: Sun, 9 Feb 2003 17:11:37 +0100 (CET) [thread overview]
Message-ID: <Pine.LNX.4.44.0302091707320.32518-100000@serv> (raw)
In-Reply-To: <3E464B14.5040004@pulsar.homelinux.net>
Hi,
On Sun, 9 Feb 2003, Uwe Reimann wrote:
> My problem is how to add the whitespace. The preprocessor seems to strip
> it. Consider this (test.S):
>
> #define ENTRY(X) \
> .global X##; \
> X##:
>
> ENTRY(foo)
> ENTRY(bar)
>
> gcc -S test.S:
>
> .global foo; foo:
> .global bar; bar:
>
> For c4x-gcc, this has to be like this:
>
> .global foo
> foo:
> .global bar
> bar:
>
> Without the leading whitespace, .global is taken as a name of a label.
> Without the newline before the labels, they are not recognized (taken as
> comments).
You don't have to use the ENTRY macro anymore, it was useful when kernel
could be in a.out format, so the underscore was automatically prepended to
the symbol.
bye, Roman
prev parent reply other threads:[~2003-02-09 16:01 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-02-08 16:51 Uwe Reimann
[not found] ` <1044752435.18908.23.camel@irongate.swansea.linux.org.uk>
2003-02-09 12:35 ` Uwe Reimann
2003-02-09 16:11 ` Roman Zippel [this message]
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