Random Floating-Point Operations.

Note that sqrt() is always implemented in hardware on the Pentium platform.
The FPU takes around 70 cycles to complete a square root computation.
However for some reason it is slow in debug mode, perhaps due to error checking.
It is much faster in release mode.

The second number is seconds required, the first is that rescaled to integer
         Minimum                 Mean                    Maximum
float +  166  0.000020750 secs   251  0.000031375 secs   355  0.000044375 secs 
float -  137  0.000017125 secs   254  0.000031750 secs   373  0.000046625 secs 
float *  143  0.000017875 secs   195  0.000024375 secs   207  0.000025875 secs 
float /  683  0.000085375 secs   717  0.000089625 secs   743  0.000092875 secs 
modf     766  0.000095750 secs   1252 0.000156500 secs   1340 0.000167500 secs 
fabs     35   0.000004375 secs   35   0.000004375 secs   36   0.000004500 secs 
ceil     1009 0.000126125 secs   1417 0.000177125 secs   1812 0.000226500 secs 
floor    1009 0.000126125 secs   1416 0.000177000 secs   1811 0.000226375 secs 
pow      509  0.000063625 secs   3247 0.000405875 secs   9411 0.001176375 secs 
sqrt     47   0.000005875 secs   956  0.000119500 secs   1982 0.000247750 secs 
exp      232  0.000029000 secs   274  0.000034250 secs   4950 0.000618750 secs 
log      52   0.000006500 secs   1865 0.000233125 secs   3890 0.000486250 secs 
log10    234  0.000029250 secs   2051 0.000256375 secs   4074 0.000509250 secs 
sin      555  0.000069375 secs   2949 0.000368625 secs   3378 0.000422250 secs 
cos      520  0.000065000 secs   2946 0.000368250 secs   3353 0.000419125 secs 
tan      3947 0.000493375 secs   4054 0.000506750 secs   4248 0.000531000 secs 
asin     410  0.000051250 secs   6530 0.000816250 secs   7700 0.000962500 secs 
acos     811  0.000101375 secs   7073 0.000884125 secs   7934 0.000991750 secs 
atan     1631 0.000203875 secs   3962 0.000495250 secs   4646 0.000580750 secs 
atan2    1817 0.000227125 secs   4644 0.000580500 secs   5812 0.000726500 secs 
sinh     2401 .000300125  secs   10161 .001270125 secs   10802 .001350250 secs 
cosh     2467 .000308375  secs   10156 .001269500 secs   10770 .001346250 secs 
tanh     9327 .001165875  secs   10276 .001284500 secs   11620 .001452500 secs 

