From mboxrd@z Thu Jan 1 00:00:00 1970 Date: Fri, 4 Apr 2003 18:07:24 -0500 From: jkw@eecs.harvard.edu To: 9fans@cse.psu.edu Subject: Re: [9fans] fast compilers Message-ID: <20030404230724.GA43336@mero.morphisms.net> References: <20030404230234.GA24395@thefrayedknot.armory.com> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20030404230234.GA24395@thefrayedknot.armory.com> User-Agent: Mutt/1.4.1i Topicbox-Message-UUID: 8af80bb6-eacb-11e9-9e20-41e7f4b1d025 On Fri, Apr 04, 2003 at 03:02:34PM -0800, Andrew wrote: > I dont think gcc 3.2.1 is twice as slow as 2.95 (3.2.2 has been released > as a side note). I will not deny that it seems a bit slower than 2.95 > but not to any very noticable degree. It is worth pointing out that That's because gcc was slow as a dog to begin with ;-) > were added (pentium4 and athlon to name a few). I think the big push > towards 3.x was to add support for newer architectures. They've also > hit the stumbling block of complexity. It seems to be a rule that the > bigger and more complex programs get the speed at which they will run > becomes increasingly slower. There are tons of features in gcc, omit the The Intel folks have managed to produce an ia32 compiler that is much faster than gcc and yet much more interested in highly optimized code than the Plan 9 cc, so I'm not sure I buy this argument. :-/