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From: Richard Henderson <rth@cygnus.com>
To: Toon Moene <toon@moene.indiv.nluug.nl>
Cc: Richard Henderson <rth@cygnus.com>, egcs@cygnus.com
Subject: Re: more on fortran array indexing
Date: Fri, 03 Oct 1997 11:05:00 -0000	[thread overview]
Message-ID: <19971003110425.58522@dot.cygnus.com> (raw)
In-Reply-To: <9710030816.AA26550@moene.indiv.nluug.nl>

> Please try the following patch:
> 
> 	* fold-const (fold): Also simplify FLOOR_DIV_EXPR
> 	  iff dividend is a multiple of divisor

No good.  The problem being, I believe, that n*64 is wrapped in a 
save_expr, and so we can't get rid of it.  I'd actually already 
tried making the ARRAY_REF expansion use EXACT_DIV_EXPR..


r~

  reply	other threads:[~1997-10-03 11:05 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
1997-10-02 13:04 Richard Henderson
1997-10-03  1:33 ` Toon Moene
1997-10-03 11:05   ` Richard Henderson [this message]
1997-10-04  8:12     ` Toon Moene
1997-10-05  3:12       ` Toon Moene
1997-10-26  9:05   ` Jeffrey A Law

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