Example #1
0
X86FuncNode* X86Compiler::newFunc(const FuncPrototype& p) {
  X86FuncNode* func = newNode<X86FuncNode>();
  Error error;

  if (func == NULL)
    goto _NoMemory;

  // Create helper nodes.
  func->_entryNode = newLabelNode();
  func->_exitNode = newLabelNode();
  func->_end = newNode<HLSentinel>();

  if (func->_entryNode == NULL || func->_exitNode == NULL || func->_end == NULL)
    goto _NoMemory;

  // Function prototype.
  if ((error = func->_x86Decl.setPrototype(p)) != kErrorOk) {
    setLastError(error);
    return NULL;
  }

  // Function arguments stack size. Since function requires _argStackSize to be
  // set, we have to copy it from X86FuncDecl.
  func->_argStackSize = func->_x86Decl.getArgStackSize();
  func->_redZoneSize = static_cast<uint16_t>(func->_x86Decl.getRedZoneSize());
  func->_spillZoneSize = static_cast<uint16_t>(func->_x86Decl.getSpillZoneSize());

  // Expected/Required stack alignment.
  func->_expectedStackAlignment = getRuntime()->getStackAlignment();
  func->_requiredStackAlignment = 0;

  // Allocate space for function arguments.
  func->_args = NULL;
  if (func->getNumArgs() != 0) {
    func->_args = _zoneAllocator.allocT<VarData*>(func->getNumArgs() * sizeof(VarData*));
    if (func->_args == NULL)
      goto _NoMemory;
    ::memset(func->_args, 0, func->getNumArgs() * sizeof(VarData*));
  }

  return func;

_NoMemory:
  setLastError(kErrorNoHeapMemory);
  return NULL;
}
	void Instance::initializeAction(const std::string& action_name) {
		assert(m_object);
		assert(m_activity);
		const Action *old_action = m_activity->m_actioninfo ? m_activity->m_actioninfo->m_action : NULL;
		if (m_activity->m_actioninfo) {
			delete m_activity->m_actioninfo;
			m_activity->m_actioninfo = NULL;
		}
		m_activity->m_actioninfo = new ActionInfo(m_object->getPather(), m_location);
		m_activity->m_actioninfo->m_action = m_object->getAction(action_name);
		if (!m_activity->m_actioninfo->m_action) {
			delete m_activity->m_actioninfo;
			m_activity->m_actioninfo = NULL;
			throw NotFound(std::string("action ") + action_name + " not found");
		}
		m_activity->m_actioninfo->m_prev_call_time = getRuntime();
		if (m_activity->m_actioninfo->m_action != old_action) {
			m_activity->m_actioninfo->m_action_start_time = m_activity->m_actioninfo->m_prev_call_time;
	    }
	}
CellAutomataAgent::CellAutomataAgent(Runtime& rt, const k_guid_t& guid)
: Agent(rt, guid),
  _pGrouping(this),
  _pDisplayInfo(this, R_MATE),
  _pConsole(this),
  _pPixmap(this, PixmapOutputProtocol::BLACK_AND_WHITE, R_OUTPUT),
  _borderCond(false),
  _antLocation(2)
{
  _pConsole.setServer(rt.getConsoleGuid());
  _pConsole.subscribe();
  
  _delay = 200;
  _problem = ANT;
  _stopFlag = false;
  _pConsole.setServer(getRuntime().getConsoleGuid());
  _computeThread = new ComputeThread(*this);
  _neighbours = new ManagedArray<Partition>();
  
  registerHandler((handler_t)&CellAutomataAgent::handleOpStart, OP_START);
  registerHandler((handler_t)&CellAutomataAgent::handleOpPartition, OP_PARTITION);
  registerHandler((handler_t)&CellAutomataAgent::handleOpBorder, OP_BORDER);
  registerHandler((handler_t)&CellAutomataAgent::handleOpSetDelay, OP_SET_DELAY);
}
Example #4
0
int main(int argc, char *argv[])
{
	int tdcount, tlimit, mlimit;
	char exename[1024], inputfile[1024];
	struct rlimit r;

	if (argc < 6)
	{
		printf("Usage: [id] [probid] [input] [time limit] [memory limit]\n");
		exit(RET_SE);
	}

	tlimit = atoi(argv[4]);
	mlimit = atoi(argv[5]);

	sprintf(exename, "./%s", argv[1]);
	strcpy(inputfile, argv[3]);


	if ((pid = fork()) == 0)
	{
		freopen("input.txt", "r", stdin);
		chdir("sandbox");
		chroot(".");
		freopen("output.txt", "w", stdout);
		setregid(99, 99);
		setreuid(99, 99);
		ptrace(PTRACE_TRACEME, 0, NULL, NULL);
		execl(exename, exename, NULL);
		exit(0);
	}
	
	signal(SIGALRM, timer);
	alarm(1);

	int stat, tmpmem, sig;
	for (;;)
	{
		wait4(pid, &stat, 0, &rinfo);
		if (WIFEXITED(stat))
		{
			puts("exited!\n");
			break;
		}
		else if (WIFSTOPPED(stat))
		{
			sig = WSTOPSIG(stat);
			if (sig == SIGTRAP)
			{
					if (checkSyscall() == RET_RF)
					{
						ptrace(PTRACE_KILL, pid, NULL, NULL);
						final_result(RET_RF);
					}
			}
			else if (sig == SIGUSR1)
			{
			}
			else
				printf("Stopped due to signal: %d\n", sig);
		}
		else if (WIFSIGNALED(stat))
		{
			//Runtime Error
			printf("Runtime Error. Received signal: %d\n", WTERMSIG(stat));
			final_result(RET_RE);
			break;
		}
		tmpmem = getMemory();
		if (tmpmem > maxmem) maxmem = tmpmem;

		if (maxmem > mlimit)
			final_result(RET_MLE);
		if (getRuntime() > tlimit)
		{
			ptrace(PTRACE_KILL, pid, NULL, NULL);
			final_result(RET_TLE);
		}
		ptrace(PTRACE_SYSCALL, pid, NULL, NULL);
	}
	final_result(RET_AC);
	
	return 0;
}
Example #5
0
void final_result(int r)
{
	printf("Runtime: %d MS\n", getRuntime());
	printf("Memory: %d KB\n", maxmem);
	exit(r);
}