| #!/usr/bin/env python |
| # SPDX-License-Identifier: GPL-2.0 |
| |
| 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) |
