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- #!/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)
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