Re: Compiler performance tests on FreeBSD 10.0-CURRENT

2012-09-16 Thread Dominic Fandrey
On 16/09/2012 00:34, Dimitry Andric wrote: ... The executive summary: GENERIC kernels compiled with clang 3.2 are slightly faster than those compiled by gcc 4.2.1, though the difference will not very noticeable in practice. It has been my impression in the past, that math heavy applications be

Re: Compiler performance tests on FreeBSD 10.0-CURRENT

2012-09-16 Thread Dimitry Andric
On 2012-09-16 07:25, Garrett Cooper wrote: ... If you can provide the tests, I can rerun it on some Nehalem class workstations I have access to. I unfortunately don't have access to SNB/Romley hardware yet. I did these tests as follows: - Install a recent -CURRENT snapshot on the box (or r

Re: Compiler performance tests on FreeBSD 10.0-CURRENT

2012-09-16 Thread Dimitry Andric
On 2012-09-16 07:19, Konstantin Belousov wrote: On Sun, Sep 16, 2012 at 12:34:45AM +0200, Dimitry Andric wrote: ... I tried to map the CPUID into more human-friendly family moniker, and it seems that these are Pentium-4 class CPUs. Am I right ? Yes, it is apparently a Nocona model, this is pa