Program

java.lang.Object

lab06.Program

public class Program
extends java.lang.Object

Model a Pippin Program - a list of Pippin instructions.

Author:: cs140

Constructor Summary

Constructors

Constructor Description

Program()
Constructor - creates a new empty program (no instructions).

Method Summary

Modifier and Type	Method	Description
`boolean`	`add(Instruction e)`	Adds a new instruction to the program.
`void`	`clear()`	Remove all instructions from the program, leaving it empty.
`void`	`load(CPU cpu)`	Load the program into the CPU.
`int`	`size()`	Get the size of the program.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- Program
  
  public Program()
  
  Constructor - creates a new empty program (no instructions).
Method Details
- add
  
  public boolean add(Instruction e)
  
  Adds a new instruction to the program.
  
  Parameters:
  
  e - an instruction
  
  Returns:
  
  true if instruction was added, false otherwise
- clear
  
  public void clear()
  
  Remove all instructions from the program, leaving it empty.
- size
  
  public int size()
  
  Get the size of the program.
  
  Returns:
  
  number of instructions in the program
- load
  
  public void load(CPU cpu)
  Load the program into the CPU.
  
  Store instructions into memory, starting at location 0
  Set the CPU's instructionCounter to 0 (beginning of the program)
  Set the CPU's dataMemoryBase to 1 after the last instruction loaded
  Parameters:
  
  cpu - CPU object in which to load this program