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Re: [RFC] - Regression exposed by recent change to compress_float_constant
- From: Andrew Pinski <pinskia at physics dot uc dot edu>
- To: fjahanian at apple dot com (Fariborz Jahanian)
- Cc: gcc at gcc dot gnu dot org (gcc mailing list)
- Date: Wed, 10 Aug 2005 15:52:24 -0400 (EDT)
- Subject: Re: [RFC] - Regression exposed by recent change to compress_float_constant
>
> Following patch has exposed an optimization shortcoming:
>
> 2005-07-12 Dale Johannesen <dalej@apple.com>
>
> * expr.c (compress_float_constant): Add cost check.
> * config/rs6000.c (rs6000_rtx_cost): Adjust FLOAT_EXTEND cost.
I think this is the same problem as PR 23098 which shows we fail to optimizate it
from before that change.
-- Pinski