From 12d4aab48a098e8f58d51844bf5d0d552adccfc2 Mon Sep 17 00:00:00 2001
From: Anuken <arnukren@gmail.com>
Date: Tue, 17 Mar 2020 20:02:38 -0400
Subject: [PATCH] Tweaks

---
 .../world/blocks/logic/LogicExecutor.java     | 67 +++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 core/src/mindustry/world/blocks/logic/LogicExecutor.java

diff --git a/core/src/mindustry/world/blocks/logic/LogicExecutor.java b/core/src/mindustry/world/blocks/logic/LogicExecutor.java
new file mode 100644
index 0000000000..ef7eac06ea
--- /dev/null
+++ b/core/src/mindustry/world/blocks/logic/LogicExecutor.java
@@ -0,0 +1,67 @@
+package mindustry.world.blocks.logic;
+
+import arc.math.*;
+
+public class LogicExecutor{
+    Instruction[] instructions;
+    int[] registers = new int[256];
+    int counter;
+
+    void step(){
+        if(instructions.length == 0) return;
+
+        instructions[counter].exec();
+        counter ++;
+
+        //loop counter
+        if(counter >= instructions.length) counter = 0;
+    }
+
+    interface Instruction{
+        void exec();
+    }
+
+    class RegisterI{
+        Op op;
+        short from, to;
+        int immediate;
+
+        public void exec(){
+            registers[to] = op.function.get(registers[from], immediate);
+        }
+    }
+
+    static class ReadI{
+
+    }
+
+    static class WriteI{
+
+    }
+
+    enum Op{
+        add("+", (a, b) -> a + b),
+        sub("-", (a, b) -> a - b),
+        mul("*", (a, b) -> a * b),
+        div("/", (a, b) -> a / b),
+        mod("%", (a, b) -> a % b),
+        pow("^", Mathf::pow),
+        shl(">>", (a, b) -> a >> b),
+        shr("<<", (a, b) -> a << b),
+        or("or", (a, b) -> a | b),
+        and("and", (a, b) -> a & b),
+        xor("xor", (a, b) -> a ^ b);
+
+        final BinaryOp function;
+        final String symbol;
+
+        Op(String symbol, BinaryOp function){
+            this.symbol = symbol;
+            this.function = function;
+        }
+    }
+
+    interface BinaryOp{
+        int get(int a, int b);
+    }
+}