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Date: Sun, 9 Feb 2003 17:11:37 +0100 (CET)
From: Roman Zippel <zippel@linux-m68k.org>
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To: Uwe Reimann <linux-kernel@pulsar.homelinux.net>
cc: linux-kernel@vger.kernel.org
Subject: Re: ENTRY-macro in linkage.h
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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

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