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Re: why gcj is slower than jvm

From: "guw" <guw at koal dot com>
To: Andrew Haley <aph at redhat dot com>
Cc: gcc at gcc dot gnu dot org <gcc at gcc dot gnu dot org>,gcc-help at gcc dot gnu dot org <gcc-help at gcc dot gnu dot org>
Date: Thu, 4 Sep 2003 10:1:46 +0800
Subject: Re: why gcj is slower than jvm

Andrew Haley,hello！

Can you tell me  how demonstrate GCJ's runtime performance is better than JVM?
and how incarnate the GCJ's runtime performance or compiler optimization?

Had better give me a little example.

thanks.

======= 2003-09-03 11:17:00 =======

>guw writes:
> > Hello!
> > 	I write a JAVA programme and compile it with GCJ. then I compare GCJ's performance with JVM'performance,but I discover that the procedure to be GCJ compiled is slower than JVM.
> >   why?
>
>My guess would be that libgcj's implementation of SHA-1 is slower than
>that in whatever JVM you were using.  I expect that SHA-1 could be
>made to run very much faster.
>
>Andrew.

= = = = = = = = = = = = = = = = = = = =

				
　　　　　　　　guw
　　　　　　　　guw@koal.com
　　　　　　　　　　2003-09-04

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