scripts/perf-counters/src/hardware-counter.cpp scripts/perf-counters/src/hardware-counter.h scripts/perf-counters/src/jsc-perf.cpp scripts/perf-counters/src/perf-counters.cpp scripts/perf-counters/src/portability.h scripts/perf-counters/src/thread-local.cpp scripts/perf-counters/src/thread-local.h