Initial commit

src/coperators.h

@@ -0,0 +1,59 @@
+#ifndef COPERATORS_H
+#define COPERATORS_H
+
+#include "cosmo.h"
+
+// instruction types
+typedef enum {
+    I_O, // just the operand (uint8_t)
+    I_OBYTE, // operand (uint8_t) + uint8_t
+    I_OSHORT, // operand (uint8_t) + uint16_t
+} InstructionType;
+
+// instructions 
+
+typedef enum {
+    // STACK MANIPULATION
+    OP_LOADCONST,
+    OP_SETGLOBAL, 
+    OP_GETGLOBAL,
+    OP_SETLOCAL,
+    OP_GETLOCAL,
+    OP_GETUPVAL,
+    OP_SETUPVAL,
+    OP_PEJMP, // pops, if false jumps uint16_t
+    OP_EJMP, // if peek(0) is falsey jumps uint16_t
+    OP_JMP, // always jumps uint16_t
+    OP_JMPBACK, // jumps -uint16_t
+    OP_POP, // - pops[uint8_t] from stack
+    OP_CALL, // calls top[-uint8_t]
+    OP_CLOSURE,
+    OP_CLOSE,
+
+    // ARITHMETIC
+    OP_ADD, 
+    OP_SUB,
+    OP_MULT,
+    OP_DIV,
+    OP_NOT,
+    OP_NEGATE,
+    OP_CONCAT, // concats uint8_t vars on the stack
+
+    // EQUALITY
+    OP_EQUAL,
+    OP_LESS,
+    OP_GREATER,
+    OP_LESS_EQUAL,
+    OP_GREATER_EQUAL,
+
+    // LITERALS
+    OP_TRUE,
+    OP_FALSE,
+    OP_NIL,
+
+    OP_RETURN,
+
+    OP_NONE // used as an error result
+} COPCODE;
+
+#endif