Lab1

• Hello world

  Using MIPS simulator execute hello program

  1. Download hello.s file
  2. Load the file with QtSpim
  3. Run the program (F5)
  4. Notice the console output

  Note: If the first line in `User Text Segment` is not the first line in the program set the PC regster with the address of the first line of the program

• Addition

  Create a program that: reads two integers from standard input,adds them and prints the result

  1. Copy hello.s and name it addition.s
  2. Ask user for the first integer
  3. Read the number into a register
  4. Ask user for the second integer
  5. Read the number into a different register
  6. Add the numbers
  7. Print a string followed by the result
  8. Run the program
  9. Submit the program and the output of the console via email

  Hint: See sytem calls table to identify how to read input from standard console and how to print integers