Ejemplo n.º 1
0
		public override void Compile(ByteCode bc)
		{
			bc.PushSourceRef(m_RefFor);

			Loop L = new Loop()
			{
				Scope = m_StackFrame
			};

			bc.LoopTracker.Loops.Push(L);

			m_End.Compile(bc);
			bc.Emit_ToNum(3);
			m_Step.Compile(bc);
			bc.Emit_ToNum(2);
			m_Start.Compile(bc);
			bc.Emit_ToNum(1);

			int start = bc.GetJumpPointForNextInstruction();
			var jumpend = bc.Emit_Jump(OpCode.JFor, -1);
			bc.Emit_Enter(m_StackFrame);
			//bc.Emit_SymStorN(m_VarName);

			bc.Emit_Store(m_VarName, 0, 0);

			m_InnerBlock.Compile(bc);

			bc.PopSourceRef();
			bc.PushSourceRef(m_RefEnd);

			bc.Emit_Debug("..end");
			bc.Emit_Leave(m_StackFrame);
			bc.Emit_Incr(1);
			bc.Emit_Jump(OpCode.Jump, start);

			bc.LoopTracker.Loops.Pop();

			int exitpoint = bc.GetJumpPointForNextInstruction();

			foreach (Instruction i in L.BreakJumps)
				i.NumVal = exitpoint;

			jumpend.NumVal = exitpoint;
			bc.Emit_Pop(3);

			bc.PopSourceRef();
		}