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Re: [PATCH] for optimization/10080: Loop unroller nearly useless

From: Geert Bosch <bosch at gnat dot com>
To: Richard Henderson <rth at redhat dot com>
Cc: Zdenek Dvorak <rakdver at atrey dot karlin dot mff dot cuni dot cz>,gcc-patches at gcc dot gnu dot org, falk dot hueffner at student dot uni-tuebingen dot de
Date: Wed, 19 Mar 2003 10:12:05 -0500
Subject: Re: [PATCH] for optimization/10080: Loop unroller nearly useless

On Wednesday, Mar 19, 2003, at 00:07 America/New_York, Richard Henderson wrote:

Err, so are you or are you not handling loops like
	unsigned int i;
	for (i = 0; i != 1; i += 5)
	  ...
which iterates UINT_MAX*4+1 times? Please tell me you are...

This repeats UINT_MAX * 4 / 5 + 1 times...

Follow-Ups:
- Re: [PATCH] for optimization/10080: Loop unroller nearly useless
  - From: Jan Hubicka
- Re: [PATCH] for optimization/10080: Loop unroller nearly useless
  - From: Segher Boessenkool

References:
- Re: [PATCH] for optimization/10080: Loop unroller nearly useless
  - From: Richard Henderson

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