コード例 #1
0
ファイル: MemoryInfo.cs プロジェクト: emperorstarfinder/phlox
        public void AddCall(StackFrame f)
        {
            MemoryUsed += MemoryCalc.CalcSizeOf(f.Locals);
            MemoryUsed += StackFrame.MemSize;

            if (MemoryUsed > MAX_MEMORY)
            {
                throw new VMException("Out of memory");
            }
        }
コード例 #2
0
ファイル: MemoryInfo.cs プロジェクト: emperorstarfinder/phlox
 public void CompleteCall(StackFrame f)
 {
     MemoryUsed -= MemoryCalc.CalcSizeOf(f.Locals);
     MemoryUsed -= StackFrame.MemSize;
 }
コード例 #3
0
        private static void TestNextFrame(RuntimeState state, RuntimeState deserRunState, out StackFrame origTopFrame, out StackFrame deserFrame)
        {
            origTopFrame = state.Calls.Pop();
            deserFrame = deserRunState.Calls.Pop();

            Assert.AreEqual(origTopFrame.Locals, deserFrame.Locals);
            Assert.AreEqual(origTopFrame.ReturnAddress, deserFrame.ReturnAddress);
            Assert.AreEqual(origTopFrame.FunctionInfo.Address, deserFrame.FunctionInfo.Address);
            Assert.AreEqual(origTopFrame.FunctionInfo.Name, deserFrame.FunctionInfo.Name);
            Assert.AreEqual(origTopFrame.FunctionInfo.NumberOfArguments, deserFrame.FunctionInfo.NumberOfArguments);
            Assert.AreEqual(origTopFrame.FunctionInfo.NumberOfLocals, deserFrame.FunctionInfo.NumberOfLocals);

            Assert.AreEqual(state.MemInfo.MemoryUsed, deserRunState.MemInfo.MemoryUsed);

            if (state.EventQueue.Count > 0)
            {
                PostedEvent origEvent = state.EventQueue.Pop();
                PostedEvent deserEvent = deserRunState.EventQueue.Pop();

                Assert.AreEqual(origEvent.Args, deserEvent.Args);
                Assert.AreEqual(origEvent.EventType, deserEvent.EventType);
                Assert.AreEqual(origEvent.TransitionToState, deserEvent.TransitionToState);
            }

            Assert.AreEqual(state.RunState, deserRunState.RunState);
            Assert.AreEqual(state.GeneralEnable, deserRunState.GeneralEnable);
            Assert.AreEqual(state.TimerInterval, deserRunState.TimerInterval);
        }
コード例 #4
0
        private void _Call(int funcIndex)
        {
            FunctionInfo fi = (FunctionInfo)_script.ConstPool[funcIndex];
            StackFrame f = new StackFrame(fi, _state.IP);

            // push new stack frame for parameters and locals
            if (f == null)
                throw new VMException("Attempt to push null call frame.");

            _state.Calls.Push(f); 

            // move args from operand stack to top frame on call stack
            for (int a = fi.NumberOfArguments - 1; a >= 0; a--) 
            { 
                f.Locals[a] = _state.Operands.Pop(); 
            }

            //tell the memory tracker about this call
            _state.MemInfo.AddCall(f);

            _state.TopFrame = f;
            _state.IP = fi.Address; // branch to function
        }