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TempleOS-Rijn/TempleOS/Doc/Profiler.TXT
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2018-09-08 21:45:37 +02:00

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$WW,1$The TempleOS profiler records statistics on what code location was executing when a task was preempted. You can learn where most time is wasted. There are two modes, $LK,"ProfBin","MN:ProfBin"$() which monitors a range of buckets and $LK,"ProfAll","MN:ProfAll"$() which records a hit location as well as count. I recommend $LK,"ProfAll","MN:ProfAll"$().
You can pass a subroutine depth level argument which records a hit in not only the routine executing, but the routines which called it, as well.
When done collecting statistics, use $LK,"ProfRep","MN:ProfRep"$() for a report. You might need a $LK,"DocMax","MN:DocMax"$() to expand the command line window buffer to fit it all.
You can set the CPU to monitor with $LK,"ProfCPUSet","MN:ProfCPUSet"$().
Study the code. The profiler is very simple and you might want to enhance it or modify it to debug something in particular.