#!/usr/bin/env python data = {} times = [] threads = [] cpus = [] def get_key(time, event, cpu, thread): return "%d-%s-%d-%d" % (time, event, cpu, thread) def store_key(time, cpu, thread): if (time not in times): times.append(time) if (cpu not in cpus): cpus.append(cpu) if (thread not in threads): threads.append(thread) def store(time, event, cpu, thread, val, ena, run): #print "event %s cpu %d, thread %d, time %d, val %d, ena %d, run %d" % \ # (event, cpu, thread, time, val, ena, run) store_key(time, cpu, thread) key = get_key(time, event, cpu, thread) data[key] = [ val, ena, run] def get(time, event, cpu, thread): key = get_key(time, event, cpu, thread) return data[key][0] def stat__cycles_k(cpu, thread, time, val, ena, run): store(time, "cycles", cpu, thread, val, ena, run); def stat__instructions_k(cpu, thread, time, val, ena, run): store(time, "instructions", cpu, thread, val, ena, run); def stat__cycles_u(cpu, thread, time, val, ena, run): store(time, "cycles", cpu, thread, val, ena, run); def stat__instructions_u(cpu, thread, time, val, ena, run): store(time, "instructions", cpu, thread, val, ena, run); def stat__cycles(cpu, thread, time, val, ena, run): store(time, "cycles", cpu, thread, val, ena, run); def stat__instructions(cpu, thread, time, val, ena, run): store(time, "instructions", cpu, thread, val, ena, run); def stat__interval(time): for cpu in cpus: for thread in threads: cyc = get(time, "cycles", cpu, thread) ins = get(time, "instructions", cpu, thread) cpi = 0 if ins != 0: cpi = cyc/float(ins) print "%15f: cpu %d, thread %d -> cpi %f (%d/%d)" % (time/(float(1000000000)), cpu, thread, cpi, cyc, ins) def trace_end(): pass # XXX trace_end callback could be used as an alternative place # to compute same values as in the script above: # # for time in times: # for cpu in cpus: # for thread in threads: # cyc = get(time, "cycles", cpu, thread) # ins = get(time, "instructions", cpu, thread) # # if ins != 0: # cpi = cyc/float(ins) # # print "time %.9f, cpu %d, thread %d -> cpi %f" % (time/(float(1000000000)), cpu, thread, cpi) log/tools/perf/pmu-events/jevents.c'>
path: root/tools/perf/pmu-events/jevents.c
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