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Re: [PATCH] Some middle-end improvements for bitfield handling(followup)
- From: Roger Sayle <roger at eyesopen dot com>
- To: Jakub Jelinek <jakub at redhat dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Thu, 1 Jul 2004 08:21:58 -0600 (MDT)
- Subject: Re: [PATCH] Some middle-end improvements for bitfield handling(followup)
On Thu, 1 Jul 2004, Jakub Jelinek wrote:
> Are you suggesting that some of these are guaranteed to have just one
> read and one write while others use 2 reads and one write?
Forgive me. Your test for volatile is correct. I didn't appreciate
that we were currently generating two reads and that this is demanded
by the standards. Thanks also to Paul for pointing this out.
Roger
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