create mcfunction subroutines

[Ereasai]

Create MCFUNCTION Subroutines

Objective is called Internal. In our objective, we will have designated (player) values that are reserved for the subroutines. Those are: __arg1, __arg2, __arg3 (not used for below instructions, but for later) and __ret.

The details of the behavior of each are in our spreadsheet.

TODO List:

• ADD
• SUB
• MUL
• DIV
• MOD
• ASS
• AND
• OR
• NOT
• BITAND
• BITOR
• BITNOT
• LT
• EQ
• GT
• LE
• GE
• NE
• JMP
• JIF