Nios/add

Write a function that returns the sum of its two parameters. The parameters and return values are both 32-bit integers. As always, the first parameter is in r4 and the second parameter is in r5.

int add (int a, int b);

Expected solution length: Around 2 lines.

Sample Input

(1, 1)

Sample Output

.global _start
_start:
    movi r4, 1  # First function parameter is always passed through r4.
    movi r5, 1  # Second function parameter is always passed through r5.
    call add    # Return value is always in r2.
    1: br 1b    # Done

.global add
add:

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