[Bug middle-end/37150] vectorizer misses some loops

Joost.VandeVondele at mat dot ethz.ch gcc-bugzilla@gcc.gnu.org
Sat Oct 6 10:39:00 GMT 2012


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37150

Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
   Last reconfirmed|2009-08-06 07:54:57         |2012-10-06 7:54:57

--- Comment #13 from Joost VandeVondele <Joost.VandeVondele at mat dot ethz.ch> 2012-10-06 10:38:57 UTC ---
reconfirming this with current trunk 

ifort:            1.02s
gfortran 4.8:     2.01s

gfortran -ffast-math -march=native -O3 -v PR37150.f90

-march=corei7 -mcx16 -msahf -mno-movbe -mno-aes -mno-pclmul -mpopcnt -mno-abm
-mno-lwp -mno-fma -mno-fma4 -mno-xop -mno-bmi -mno-bmi2 -mno-tbm -mno-avx
-mno-avx2 -msse4.2 -msse4.1 -mno-lzcnt -mno-rtm -mno-hle -mno-rdrnd -mno-f16c
-mno-fsgsbase -mno-rdseed -mno-prfchw -mno-adx



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