Compiler slowdowns (was Re: [PATCH] Optimize manual byte swap implementations v2)

Paolo Bonzini bonzini@gnu.org
Sun Feb 8 10:52:00 GMT 2009


> I can confirm this for CSiBE: http://gcc.opensuse.org/CSiBE/

The big jumps there are:

080827.18042 3434725 462.44 44.84
080829.92472 3434065 466.05 44.93

081027.95116 3433091 475.66 45
081028.81540 3436342 478.43 44.89
081029.67806 3436342 474.86 44.85
081030.54451 3436342 478.96 44.88

081116.26327 3436837 474.63 45.14
081117.09217 3435149 480.44 44.84

Paolo



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