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Re: Avoid redundant add in dreferencing local objects on i386
- To: Richard Henderson <rth at cygnus dot com>
- Subject: Re: Avoid redundant add in dreferencing local objects on i386
- From: Bernd Schmidt <bernds at balti dot cygnus dot co dot uk>
- Date: Wed, 8 Mar 2000 17:51:07 +0000 (GMT)
- cc: Jeffrey A Law <law at cygnus dot com>, Jan Hubicka <hubicka at atrey dot karlin dot mff dot cuni dot cz>, egcs-patches at egcs dot cygnus dot com
> I'd been thinking of allowing it any time you see
>
> (plus (operandN) (operandN+1))
Yes, but doing it in a more general way requires a rtl tree walk (to find
the PLUS), and I thought that was overkill.
Bernd