-cycles-ct { return str(yyscanner, PE_KERNEL_PMU_EVENT); }
-cycles-t { return str(yyscanner, PE_KERNEL_PMU_EVENT); }
-mem-loads { return str(yyscanner, PE_KERNEL_PMU_EVENT); }
-mem-stores { return str(yyscanner, PE_KERNEL_PMU_EVENT); }
-topdown-[a-z-]+ { return str(yyscanner, PE_KERNEL_PMU_EVENT); }