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Re: [PATCH] Fix tree parts of PR18041
- From: Steven Bosscher <stevenb dot gcc at gmail dot com>
- To: Richard Guenther <rguenther at suse dot de>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 10 May 2011 19:15:57 +0200
- Subject: Re: [PATCH] Fix tree parts of PR18041
- References: <alpine.LNX.2.00.1105101321520.810@zhemvz.fhfr.qr>
On Tue, May 10, 2011 at 1:25 PM, Richard Guenther <rguenther@suse.de> wrote:
> The generated code is
> the same though, and still contains too many masking operations.
The lowering you're planning -- does that mean lowering all bitfield
ops for all targets? You've noticed "expand" makes some very
conservative assumptions (has to, without context), perhaps after
lowering your next project should be rewriting the bit-ops expanders
;-)
Ciao!
Steven