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Re: Question about pattern combining

From: James E Wilson <wilson at specifixinc dot com>
To: Leehod Baruch <LEEHOD at il dot ibm dot com>
Cc: gcc at gcc dot gnu dot org
Date: Tue, 17 Aug 2004 16:20:29 -0700
Subject: Re: Question about pattern combining
References: <OF21B5CE59.E32C6E57-ONC2256EF3.00262A18-C2256EF3.002BD2E1@il.ibm.com>

Leehod Baruch wrote:

subst simplifies the sign-extension to ASHIFTRT ( ASHIFT ()) and then the
pattern is not recognized.


I would suggest extending simplify_subreg to handle this case.
--
Jim Wilson, GNU Tools Support, http://www.SpecifixInc.com

References:
- Question about pattern combining
  - From: Leehod Baruch

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