[Oberon] performance of oberon
reali at acm.org
Sun Apr 13 22:51:13 CEST 2003
> 1) what configuration of the computer that these sets of test are running
> on? CPU, memory?
I don't know either. The students forgot to mention it in the paper. My wild
is 400MHz and 256 MB (our standard configuration at the time), but this may
be just wrong...
> 2)Can you explain the gcc -O0, -O1, -O2, -O3 's meanning this the first
> table? Also what is the number standing for in the table? compilation
> time, or running time for each language?
-Ox is the compiler switch for gcc (0 = no optimizations, 3 = max
Please have a look at "man gcc" (the compiler documentation).
O0: no optimizations
O1: common subexpression elimination + jump optimization
02: everything but function inlining
03: everything, incl. function inlining
> your comment are very useful to me, thanks!
Thanks! I guess you are making a comparison of many systems. It would be
you could post your results to this list too. It would be very useful for
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