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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 |
Hi,
> > 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.
Regards,
Didier
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