C# (CSharp) ByteCode.Emit_FuncMeta示例

示例#1

        public int CompileBody(ByteCode bc, string friendlyName)
        {
            string funcName = friendlyName ?? ("<" + this.m_Begin.FormatLocation(bc.Script, true) + ">");

            bc.PushSourceRef(m_Begin);

            Instruction I = bc.Emit_Jump(OpCode.Jump, -1);

            Instruction meta   = bc.Emit_FuncMeta(funcName);
            int         metaip = bc.GetJumpPointForLastInstruction();

            bc.Emit_BeginFn(m_StackFrame);

            bc.LoopTracker.Loops.Push(new LoopBoundary());

            int entryPoint = bc.GetJumpPointForLastInstruction();

            if (m_GlobalEnv != null)
            {
                bc.Emit_Literal(DynValue.NewTable(m_GlobalEnv));
                bc.Emit_Store(m_Env, 0, 0);
                bc.Emit_Pop();
            }

            if (m_ParamNames.Length > 0)
            {
                bc.Emit_Args(m_ParamNames);
            }

            m_Statement.Compile(bc);

            bc.PopSourceRef();
            bc.PushSourceRef(m_End);

            bc.Emit_Ret(0);

            bc.LoopTracker.Loops.Pop();

            I.NumVal    = bc.GetJumpPointForNextInstruction();
            meta.NumVal = bc.GetJumpPointForLastInstruction() - metaip;

            bc.PopSourceRef();

            return(entryPoint);
        }