linux-kernel - Re: [PATCH 1/3] module: deal with alignment issues in built-in module versions

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Message-Id: <20110217.151951.242142034.davem@davemloft.net>
Date:	Thu, 17 Feb 2011 15:19:51 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	torvalds@...ux-foundation.org
Cc:	dtor@...are.com, linux-kernel@...r.kernel.org,
	geert@...ux-m68k.org, rusty@...tcorp.com.au,
	linux-m68k@...r.kernel.org, linux-arch@...r.kernel.org
Subject: Re: [PATCH 1/3] module: deal with alignment issues in built-in
 module versions

From: Linus Torvalds <torvalds@...ux-foundation.org>
Date: Thu, 17 Feb 2011 15:08:52 -0800

> Where in gcc is the alignment expansion logic? I'd like to see what
> the rules are, just for my own perverse satisfaction.

The magic that overrides the alignment various cases is in the x86
specific code:

gcc/config/i386/i386.c

ix86_data_alignment() and ix86_local_alignment()
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