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Re: What happened to the ex-Guile VM?
From: |
Keisuke Nishida |
Subject: |
Re: What happened to the ex-Guile VM? |
Date: |
Fri, 23 Mar 2001 01:06:23 -0500 |
User-agent: |
Wanderlust/2.4.0 (Rio) SEMI/1.13.7 (Awazu) FLIM/1.13.2 (Kasanui) Emacs/21.0.99 (i686-pc-linux-gnu) MULE/5.0 (SAKAKI) |
At 20 Mar 2001 22:52:34 +0100,
Marius Vollmer wrote:
>
> > % guile-vm ;; debug engine
> > address@hidden> ,time (fib 30)
> > $3 = 1346269
> > clock utime stime cutime cstime gctime
> > 3.12 3.11 0.00 0.00 0.00 0.00
>
> Nice! With Lightning and hand coding the assembler (probably
> pessimizing it on the way), I get a speedup of 28 compared to the
> debugging evaluator and 11 compared to the normal evaluator. Since
> you get a speedup of about 7.5, this speaks very much for your VM.
I realized that I had compiled the VM with no optimization (-O0).
With -O2 and the fast engine, I get a speedup of about 13.7:
address@hidden> ,time (fib 30)
$2 = 1346269
clock utime stime cutime cstime gctime
1.73 1.72 0.00 0.00 0.00 0.00
Just for your information.
Kei