79 lines
2.4 KiB
Python
Executable file
79 lines
2.4 KiB
Python
Executable file
#!/usr/bin/env python
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# SPDX-License-Identifier: GPL-2.0
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data = {}
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times = []
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threads = []
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cpus = []
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def get_key(time, event, cpu, thread):
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return "%d-%s-%d-%d" % (time, event, cpu, thread)
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def store_key(time, cpu, thread):
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if (time not in times):
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times.append(time)
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if (cpu not in cpus):
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cpus.append(cpu)
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if (thread not in threads):
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threads.append(thread)
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def store(time, event, cpu, thread, val, ena, run):
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#print "event %s cpu %d, thread %d, time %d, val %d, ena %d, run %d" % \
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# (event, cpu, thread, time, val, ena, run)
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store_key(time, cpu, thread)
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key = get_key(time, event, cpu, thread)
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data[key] = [ val, ena, run]
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def get(time, event, cpu, thread):
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key = get_key(time, event, cpu, thread)
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return data[key][0]
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def stat__cycles_k(cpu, thread, time, val, ena, run):
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store(time, "cycles", cpu, thread, val, ena, run);
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def stat__instructions_k(cpu, thread, time, val, ena, run):
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store(time, "instructions", cpu, thread, val, ena, run);
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def stat__cycles_u(cpu, thread, time, val, ena, run):
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store(time, "cycles", cpu, thread, val, ena, run);
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def stat__instructions_u(cpu, thread, time, val, ena, run):
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store(time, "instructions", cpu, thread, val, ena, run);
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def stat__cycles(cpu, thread, time, val, ena, run):
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store(time, "cycles", cpu, thread, val, ena, run);
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def stat__instructions(cpu, thread, time, val, ena, run):
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store(time, "instructions", cpu, thread, val, ena, run);
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def stat__interval(time):
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for cpu in cpus:
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for thread in threads:
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cyc = get(time, "cycles", cpu, thread)
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ins = get(time, "instructions", cpu, thread)
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cpi = 0
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if ins != 0:
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cpi = cyc/float(ins)
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print "%15f: cpu %d, thread %d -> cpi %f (%d/%d)" % (time/(float(1000000000)), cpu, thread, cpi, cyc, ins)
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def trace_end():
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pass
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# XXX trace_end callback could be used as an alternative place
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# to compute same values as in the script above:
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#
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# for time in times:
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# for cpu in cpus:
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# for thread in threads:
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# cyc = get(time, "cycles", cpu, thread)
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# ins = get(time, "instructions", cpu, thread)
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#
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# if ins != 0:
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# cpi = cyc/float(ins)
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#
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# print "time %.9f, cpu %d, thread %d -> cpi %f" % (time/(float(1000000000)), cpu, thread, cpi)
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