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Re: [rfc] multi-word subreg lowering pass

From: Richard Henderson <rth at redhat dot com>
To: Björn Haase <bjoern dot m dot haase at web dot de>
Cc: gcc-patches at gcc dot gnu dot org
Date: Sat, 7 May 2005 18:35:51 -0700
Subject: Re: [rfc] multi-word subreg lowering pass
References: <200505062218.15370.bjoern.m.haase@web.de> <200505072051.14372.bjoern.m.haase@web.de> <20050507230529.GC4245@redhat.com> <200505080118.04042.bjoern.m.haase@web.de>

On Sun, May 08, 2005 at 01:18:03AM +0200, Björn Haase wrote:
> I meanwhile have prepared a modified avr.md with expand patterns replacing
> the define_insn.

For AND, IOR, XOR, you should be able to delete the multi-word patterns
entirely, and leave those operations to be generated by the middle-end.

r~

References:
- Re: [rfc] multi-word subreg lowering pass
  - From: BjÃrn Haase
- Re: [rfc] multi-word subreg lowering pass
  - From: Richard Henderson
- Re: [rfc] multi-word subreg lowering pass
  - From: Björn Haase

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