cvs commit: src/test/cpuperf Makefile cpu_add.S cpu_call.S cpu_cmpadd.S cpu_cmpexg.S cpu_lcmpexg.S cputest.c src/test/sysperf blib.c blib.h

[Jeroen Ruigrok/asmodai]

-On [20040210 18:53], Matthew Dillon (dillon at xxxxxxxxxxxxxxxxxxxx) wrote:
>    The machine doesn't look entirely idle.

Some ssh sessions, ica client, that's about it.  Within X.

>    The timing
>    tests are very, very sensitive.  The second addl
>    taking 77nS is the locked add instruction?  Obviously not
>    the 3 x addl $1,%eax, not at 77ns :-).  I've gotten negative
>    numbers from the first addl test, but I've never gotten 
>    negative numbers from the call/ret test.

ls /tmp/cpu*, that order I ran them.

And yea, I've done it about 6-7 times and 5/7th are negative.

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Jeroen Ruigrok van der Werven <asmodai(at)wxs.nl> / asmodai / kita no mono
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