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Re: [Tinycc-devel] question about bit-fields

From: Didier Barvaux
Subject: Re: [Tinycc-devel] question about bit-fields
Date: Mon, 28 May 2012 21:59:24 +0200


> > If one changes anything at all then it only makes sense to change
> > it so as to be layout compatible with GCC.  A third layout (GCC,
> > TCC-old, TCC-new) wouldn't help.  Although the rules of GCC are
> > relatively obscure and complex in corner cases.
> Actually I have to correct myself here.  After studying the layout
> code a bit I see that TCC implements mostly microsoft's bit-field
> layout.  We don't want to get rid of that capability, so GCCs layout
> (which is PCC layout for i386 and arm AAPCS, and funky layout for
> legacy arm) would have to be implemented in addition.

OK, I'll give it a try during the next week.


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