interpreter.cs

using System;
using Raylib_cs;

// Code by NixxLTE -w-

namespace STR {
    class RUN { //MOV EAX, 5
        public static int DelayMs = 50;
        // public static bool isCompiling;

        public static void error(int code, bool fatal) {
            Console.Write("ERROR! ");
            switch (code)
            {
                case 1: { // getting invalid register
                        Console.Write("Cannot get invalid register\n");
                break; }
                case 2: { // setting invalid register
                        Console.Write("Cannot set invalid register\n");
                break; }
                case 998: { // using invalid int
                        Console.Write("Invalid int\n");
                break; }
            }

            if (fatal) {
                Console.Write("Fatal\n");
                Thread.Sleep(1000 * 3);
                Environment.Exit(0);
            }
        }

        public static void Exit() {
            Raylib.CloseWindow();
        }

        public static void HALT() {
            CPU.mem[CPU.pc + 1] = 99;
        }

        // TODO: move this bullshit to a better place
        // we arent even using this functions
        public static void MOV(Int16 reg, Int16 val) {
            CPU.SetRegister(reg, val);
        }

        public static void CLR(Int16 val) {
            Int16 remain = 8;
            while (remain != 11) {
                CPU.SetRegister(remain, val);
                remain += 1;
            }
        }

        public static void LOAD(Int16 reg, Int16 val) {
            CPU.SetRegister(reg, val);
        }

        public static void ADD(Int16 reg, Int16 imm) {
            int result = CPU.GetRegister(reg) + imm;
            CPU.SetRegister(reg, result);
        }

        public static void INT(Int16 interrupt) {
            switch (interrupt) {
                case 0: // print reg
                    Console.WriteLine(CPU.GetRegister(CPU.AX));
                    break;
                case 10:
                    Console.Clear();
                    // Raylib.ClearBackground(Raylib_cs.Color.RayWhite);
                    break;
                case 16:
                    // mov ah, 00h
                    // int 16h         ; Program pauses here until a key is pressed
                    // al = a
                    // ah = 1e
                    CPU.SetRegister(CPU.AL, CPU.currentKey);

                    break;
                default:
                    error(998, false);
                    break;
            }
        }
    }
}