void barrier(int tId)
{
if(tId < 0 || tId >= size)
{
printf("O_O\n");
return;
}
if(tId == 0)
{
sendRight(tId);
printf("sR %d\n", tId);
receiveRight(tId);
printf("rR %d\n", tId);
}
if(tId == size-1)
{
receiveLeft(tId);
printf("rL %d\n", tId);
sendLeft(tId);
printf("sL %d\n", tId);
}
if(0 < tId && tId < size)
{
receiveLeft(tId);
printf("rL %d\n", tId);
sendRight(tId);
printf("sR %d\n", tId);
receiveRight(tId);
printf("rR %d\n", tId);
sendLeft(tId);
printf("sL %d\n", tId);
}
}
Seconds CPUTime::forCurrentThread()
{
mach_msg_type_number_t infoCount = THREAD_BASIC_INFO_COUNT;
thread_basic_info_data_t info;
auto threadPort = MachSendRight::adopt(mach_thread_self());
auto ret = thread_info(threadPort.sendRight(), THREAD_BASIC_INFO, reinterpret_cast<thread_info_t>(&info), &infoCount);
RELEASE_ASSERT(ret == KERN_SUCCESS);
return Seconds(info.user_time.seconds + info.system_time.seconds) + Seconds::fromMicroseconds(info.user_time.microseconds + info.system_time.microseconds);
}
