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Re: C++: EGCS perf. vs GCC
- To: Alex Maranda <amaranda at spider dot com>
- Subject: Re: C++: EGCS perf. vs GCC
- From: Jeffrey A Law <law at hurl dot cygnus dot com>
- Date: Mon, 07 Dec 1998 09:30:03 -0700
- cc: egcs at cygnus dot com, egcs-bugs at cygnus dot com
- Reply-To: law at cygnus dot com
In message <Pine.GSO.3.96.981207132218.2689A-100000@caleyipa.spider.com>you w
rite:
> 3. Compilers used
>
> gcc 2.8.1
> egcs 1.1b (yes, I know 1.1.1 is out)
I doubt egcs-1.1.1 would make any signficant difference performance-wise. If
it did, it would be by accident, not by design.
> i486 code, but other than that, the results are a complete surprise for me.
> I've expected that the proper use of the PII pipeline, etc. would boost the
> figures at least by 10%, and not degrade the performance!
The scheduling for all x86 ports is poor at best. It needs to be completely
revamped from the ground up.
jeff