stack

Warning!! stack is not complete yet

Stack is a stack-based programming language emulator

Installation

$ make

Quick Start

- ./stack sim

- ./stack sim 
- 50 20 +

The code above pushes 50 and 20 onto the data stack and sums them up with + operation.

Stack Manipulation

Name	Signature	Description
dup	a -- a a	duplicate an element on top of the stack.
swap	a b -- b a	swap 2 elements on the top of the stack.
drop	a b -- a	drops the top element of the stack.
print	a b -- a	print the element on top of the stack in a free form to stdout and remove it from the stack.
rot	a b c -- b c a	rotate the top three stack elements.

Arithmetic

Name	Signature	Description
+	[a: int] [b: int] -- [a + b: int]	sums up two elements on the top of the stack.
-	[a: int] [b: int] -- [a - b: int]	subtracts two elements on the top of the stack.
*	[a:int] [b:int]] -- [a * b: int]	multiplies two elements on the top of the stack.

TBD:

Document Arithmetic operations