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: Serious SPEC CPU 2006 FP performance regressions on IA32


Menezes, Evandro wrote:
Though not as pronounced, definitely significant.


Using binary search I've detected that 30% performance regression of cpu2006/437.leslie3d benchmark is caused by revision 117891.


http://gcc.gnu.org/viewcvs?view=rev&revision=117891

I assume same commit causes regression of all other benchmarks from cpu2k6 suite (running others to confirm).

- Grigory


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