perf_arch_reg_sp
uint64_t perf_arch_reg_sp(uint16_t e_machine);
return (1ULL << perf_arch_reg_ip(e_machine)) | (1ULL << perf_arch_reg_sp(e_machine));
perf_arch_reg_sp(ui->e_machine));
perf_arch_reg_sp(thread__e_machine(ui->thread,