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Re: C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc

From: Scott Robert Ladd <coyote at coyotegulch dot com>
To: Steven Bosscher <stevenb at suse dot de>
Cc: Diego Novillo <dnovillo at redhat dot com>, gcc mailing list <gcc at gcc dot gnu dot org>
Date: Tue, 04 May 2004 10:50:12 -0400
Subject: Re: C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc
References: <4097A5D0.4090702@coyotegulch.com><1083681162.11095.176.camel@localhost.localdomain> <4404783.1083681730992.SLOX.WebMail.wwwrun@extimap.suse.de>

Steven Bosscher wrote:

That would still be mainline gets clobbered by ICC.  Every now and then we like to
forget so, but tree-ssa is still based on mainline ;-)
But 3.4.1 _is_ faster, looks like we have a serious regression here :-(

Aaarrrggghhh. Get one set of headings wrong... The headings for the "tree-ssa" and "3.4.1" compilers are reversed for the Pentium 4 results. Tree-ssa is doing just fine.

--
Scott Robert Ladd
Coyote Gulch Productions (http://www.coyotegulch.com)
Software Invention for High-Performance Computing

References:
- C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc
  - From: Scott Robert Ladd
- Re: C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc
  - From: Diego Novillo
- Re: C Optimization, Pentium 4, 4 May 2004, tree-ssa/3.5/3.4/icc
  - From: Steven Bosscher

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