Re: [RFC 1/3] add support for exporting symbols from .S files

Stephen Rothwell
2008-08-12T06:44:18Z

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Hi Arnd,

On Mon, 11 Aug 2008 16:18:07 +0200 Arnd Bergmann <arnd@arndb.de> wrote:
>
> +#ifdef CONFIG_MODULES
> +.macro __EXPORT_SYMBOL sym section symtab strtab
> + .section \section,"a",@progbits
> + .type \symtab, @object
> + .ifeq BITS_PER_LONG-32
> + .align 3
> +\symtab:
> + .long \sym
> + .long \strtab
> + .else
> + .align 4

This won't be portable across architectures as .align is sometimes in
bytes and sometimes a power of two. You can use .balign or .p2align
portably on gas, though.

--
Cheers,
Stephen Rothwell sfr@canb.auug.org.au
http://www.canb.auug.org.au/~sfr/

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