diff options
Diffstat (limited to 'test/e2e')
| -rw-r--r-- | test/e2e/fibo/fibo.atk16 | 57 | ||||
| -rw-r--r-- | test/e2e/fibo/test_fibo.py | 2 |
2 files changed, 19 insertions, 40 deletions
diff --git a/test/e2e/fibo/fibo.atk16 b/test/e2e/fibo/fibo.atk16 index 608b4d1..fe38fe5 100644 --- a/test/e2e/fibo/fibo.atk16 +++ b/test/e2e/fibo/fibo.atk16 @@ -3,51 +3,30 @@ @include bootstrap @label main -; call fibo subroutine with parameter 10 ldi 10 RA - spush RA - call fibo - spop RA + calli fibo ; call fibo subroutine with parameter 10 hlt -@label fibo -; % n -> % result +@label fibo ; fibo(n) subroutine + ; arguments: n (RA) + ; return: fibo(n) (RA) -; store RB, RC on stack - spush RB - spush RC -; if n < 2, return n - subi RA 2 RA - bri sign fibo_early -; store also RD on stack - spush RD -; a = 0 - ldi 0 RB -; b = 1 - ldi 1 RC + stack_stash RB RC RD ; store RB, RC on stack + subi RA 2 RB + bri sign fibo_early ; if n < 2, return n + ldi 0 RB ; a = 0 + ldi 1 RC ; b = 1 @label fibo_loop -; v = a + b - add RB RC RD -; a = b - mov RC RB -; b = v - mov RD RC -; n -= 1 - dec RA -; loop while n > 0 + add RB RC RD ; v = a + b + mov RC RB ; a = b + mov RD RC ; b = v + dec RA ; n -= 1 bri zero fibo_done - jpi fibo_loop + jpi fibo_loop ; loop while n > 0 @label fibo_early -; restore used registers - spop RC - spop RB -; return from subroutine - return + stack_restore RB RC RD ; restore used registers + return ; return from subroutine @label fibo_done - mov RD RA -; restore used registers - spop RD - spop RC - spop RB -; return from subroutine + mov RD RA ; restore used registers + stack_restore RB RC RD ; return from subroutine return diff --git a/test/e2e/fibo/test_fibo.py b/test/e2e/fibo/test_fibo.py index 426435a..6dae09b 100644 --- a/test/e2e/fibo/test_fibo.py +++ b/test/e2e/fibo/test_fibo.py @@ -16,4 +16,4 @@ def test_fibo(): machine.run_until_halted() machine.print_state_summary() - assert machine.ra.value == 34 + assert machine.ra.value == 89 |