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f33e652
(Get the code!)
On the same device, but a Virtual 32 bit OS:
Thread model: posix
gcc version 4.3.1 20080507 (prerelease) [gcc-4_3-branch revision 135036] (SUSE Linux)
model name : Intel(R) Core(TM) i5 CPU M 560 @ 2.67GHz
subnormal 23.8905 times slower.
-ffast-math enabled subnormal 24.4369 times slower.
SSE enabled FTZ=0 DAZ=0 subnormal 10.5012 times slower.
SSE enabled FTZ=0 DAZ=1 subnormal 0.958384 times slower.
SSE enabled FTZ=1 DAZ=0 subnormal 11.4803 times slower.
SSE enabled FTZ=0 DAZ=0 -ffast-math enabled subnormal 0.998909 times slower.
SSE enabled FTZ=0 DAZ=1 -ffast-math enabled subnormal 0.990018 times slower.
SSE enabled FTZ=1 DAZ=0 -ffast-math enabled subnormal 1.00707 times slower.