[Python-Dev] Bytecode idea

[Zooko]

 Jeremy Hylton wrote:
>
> If you are benchmarking various opcode effects, I'd recommend trying to
> revive the simple cycle counter instrumentation I did for Python 2.2.  The
> idea is to use the Pentium cycle counter to measure the number of cycles
> spent on each trip through the mainloop.

For Linux >= 2.4 and an x86 CPU, oprofile will tell you (stochastically) how 
many CPU cycles are spent on each x86 instruction.

http://oprofile.sourceforge.net/