[Python-Dev] opcode performance measurements

[Aahz Maruch]

Jeremy Hylton wrote:
> 
> I've made some simple measurements of how long opcodes take to execute
> and how long it takes to go around the mainloop, using the Pentim
> timestamp counter, which measures processor cycles.
> 
> The results aren't particularly surprising, but they provide some
> empirical validation of what we've believed all along.  I don't have
> time to go into all the gory details here, though I plan to at
> Spam 10 developers day next week.

My suggestion WRT SET_LINENO is to encourage the use of python -O and
PYTHONOPTIMIZE.
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