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[computer-go] Fhourstones



I ran John's Fhourstones on my linux machine using:

   C:  The gcc compiler on my linux machine.
 GCJ:  The gnu java compiler that compilers to native code.
 IBM:  IBMJava2-142

 
     C:  7321073 pos / 6211 msec = 1178.7 Kpos/sec
   GCJ:  7321073 pos / 8948 msec = 818.1798167188199 Kpos/sec
   IBM:  7321073 pos / 7711 msec = 949.4323693424977 Kpos/sec


The ratio for GCJ (compared to C) is 1.4406  in other words java is less than 50% slower.
The ratio for IBM's java compiler is 1.2415  and I'm pretty impressed.

Fhourstones is not a trivial program and is processor intensive.

- Don

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