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Re: Making Guile slower

To: "Greg J. Badros" <gjb at cs dot washington dot edu>
Subject: Re: Making Guile slower
From: Mikael Djurfeldt <mdj at mdj dot nada dot kth dot se>
Date: 23 Dec 1999 17:45:58 +0100
Cc: Marius Vollmer <mvo at zagadka dot ping dot de>, guile at sourceware dot cygnus dot com
Cc: djurfeldt at nada dot kth dot se
References: <E11zSZ5-0007tG-00@mdj.nada.kth.se> <qrr902ronjo.fsf@clavicle.cs.washington.edu> <xy7yaanvmq0.fsf_-_@mdj.nada.kth.se> <8766xqakx8.fsf_-_@zagadka.ping.de> <qrr66xp8zev.fsf@clavicle.cs.washington.edu>

"Greg J. Badros" <gjb@cs.washington.edu> writes:

> Marius Vollmer <mvo@zagadka.ping.de> writes:
> 
> > Is anyone worried about this change re performance?
> 
> Actually, I believe this is a very necessary change;  but it might
> explain the (very slight) performance degradation that Mikael saw and
> attributed to the NIMP stuff depending on when he got the pre-NIMP
> version of Guile that he profiled.

The SCM_NEWCELL change is indeed included after the -D 1999-12-10
checkout, so the performance degradation can be due to this change.

References:
- NIMP thing
  - From: Mikael Djurfeldt
- Re: NIMP thing
  - From: Greg J. Badros
- Making Guile slower (3.4 and 6.7%). (was Re: NIMP thing)
  - From: Mikael Djurfeldt
- Re: Making Guile slower
  - From: Marius Vollmer
- Re: Making Guile slower
  - From: Greg J. Badros

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