This is the mail archive of the gcc@gcc.gnu.org mailing list for the GCC project.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]
Other format: [Raw text]

Re: Benchmarks gcc 3.0.4 (soon 3.1) vs. Intel C++ 6.0


> Hello, all,
> 
> I've posted a set of benchmarks comparing the performance of code generated
> by gcc 3.0.4 against that generated by Intel C++ 6.0 for Linux:
> 
> http://www.coyotegulch.com/reviews/intel_comp/intel_gcc_bench2.html

Interesting comparison..
Would you please try how does
-funroll-loops/-funroll-all-loops/-fomit-frame-pointer/-ffast-math change the
picture?  Also you may grab the 3.1.0 prerelease available already and use
it for benchmarking.

Honza
> 
> Please read the entire article before drawing any conclusions.
> 
> Scott Robert Ladd
> Coyote Gulch Productions,  http://www.coyotegulch.com
> No ads -- just very free (and somewhat unusual) code.


Index Nav: [Date Index] [Subject Index] [Author Index] [Thread Index]
Message Nav: [Date Prev] [Date Next] [Thread Prev] [Thread Next]