Exemplo n.º 1
0
        void fetchMember (CodeContainer& code, Literals& literals, char localType,
            const std::string& name, const std::string& id, bool global)
        {
            int index = literals.addString (name);

            opPushInt (code, index);

            index = literals.addString (id);

            opPushInt (code, index);

            switch (localType)
            {
                case 'f':

                    opFetchMemberFloat (code, global);
                    break;

                case 's':

                    opFetchMemberShort (code, global);
                    break;

                case 'l':

                    opFetchMemberLong (code, global);
                    break;

                default:

                    assert (0);
            }
        }
Exemplo n.º 2
0
        void assignToMember (CodeContainer& code, Literals& literals, char localType,
            const std::string& name, const std::string& id, const CodeContainer& value,
            char valueType, bool global)
        {
            int index = literals.addString (name);

            opPushInt (code, index);

            index = literals.addString (id);

            opPushInt (code, index);

            std::copy (value.begin(), value.end(), std::back_inserter (code));

            if (localType!=valueType)
            {
                if (localType=='f' && (valueType=='l' || valueType=='s'))
                {
                    opIntToFloat (code);
                }
                else if ((localType=='l' || localType=='s') && valueType=='f')
                {
                    opFloatToInt (code);
                }
            }

            switch (localType)
            {
                case 'f':

                    opStoreMemberFloat (code, global);
                    break;

                case 's':

                    opStoreMemberShort (code, global);
                    break;

                case 'l':

                    opStoreMemberLong (code, global);
                    break;

                default:

                    assert (0);
            }
        }
Exemplo n.º 3
0
        void fetchGlobal (CodeContainer& code, Literals& literals, char localType,
            const std::string& name)
        {
            int index = literals.addString (name);

            opPushInt (code, index);

            switch (localType)
            {
                case 'f':

                    opFetchGlobalFloat (code);
                    break;

                case 's':

                    opFetchGlobalShort (code);
                    break;

                case 'l':

                    opFetchGlobalLong (code);
                    break;

                default:

                    assert (0);
            }
        }
Exemplo n.º 4
0
        void report (CodeContainer& code, Literals& literals, const std::string& message)
        {
            int index = literals.addString (message);

            opPushInt (code, index);
            opReport (code);
        }
Exemplo n.º 5
0
        void message (CodeContainer& code, Literals& literals, const std::string& message,
            int buttons)
        {
            assert (buttons==0);

            int index = literals.addString (message);
            
            opPushInt (code, index);
            opMessageBox (code, buttons);
        }
Exemplo n.º 6
0
 void disable (CodeContainer& code, Literals& literals, const std::string& id)
 {
     if (id.empty())
     {
         opDisable (code);
     }
     else
     {
         int index = literals.addString (id);
         opPushInt (code, index);
         opDisableExplicit (code);
     }
 }
Exemplo n.º 7
0
        void message (CodeContainer& code, Literals& literals, const std::string& message,
            int buttons)
        {
            assert (buttons>=0);

            if (buttons>=256)
                throw std::runtime_error ("A message box can't have more than 255 buttons");

            int index = literals.addString (message);

            opPushInt (code, index);
            opMessageBox (code, buttons);
        }
Exemplo n.º 8
0
    void Extensions::generateInstructionCode (int keyword,
        std::vector<Interpreter::Type_Code>& code, Literals& literals, const std::string& id,
        int optionalArguments) const
    {
        assert (optionalArguments>=0);

        std::map<int, Instruction>::const_iterator iter = mInstructions.find (keyword);

        if (iter==mInstructions.end())
            throw std::logic_error ("unknown custom instruction keyword");

        if (optionalArguments && iter->second.mSegment!=3)
            throw std::logic_error ("instructions with optional arguments must be placed into segment 3");

        if (!id.empty())
        {
            if (iter->second.mCodeExplicit==-1)
                throw std::logic_error ("explicit references not supported");

            int index = literals.addString (id);
            Generator::pushInt (code, literals, index);
        }

        switch (iter->second.mSegment)
        {
            case 3:

                if (optionalArguments>=256)
                    throw std::logic_error ("number of optional arguments is too large for segment 3");

                code.push_back (Generator::segment3 (
                    id.empty() ? iter->second.mCode : iter->second.mCodeExplicit,
                    optionalArguments));

                break;

            case 5:

                code.push_back (Generator::segment5 (
                    id.empty() ? iter->second.mCode : iter->second.mCodeExplicit));

                break;

            default:

                throw std::logic_error ("unsupported code segment");
        }
    }
Exemplo n.º 9
0
 void pushString (CodeContainer& code, Literals& literals, const std::string& value)
 {
     int index = literals.addString (value);
     opPushInt (code, index);
 }