| .if 0 | |
| .if 1 | |
| .endc | |
| .long 0 | |
| .if 0 | |
| .long 1 | |
| .endc | |
| .else | |
| .if 1 | |
| .endc | |
| .long 2 | |
| .if 0 | |
| .long 3 | |
| .else | |
| .long 4 | |
| .endc | |
| .endc | |
| .if 0 | |
| .long 5 | |
| .elseif 1 | |
| .if 0 | |
| .long 6 | |
| .elseif 1 | |
| .long 7 | |
| .endif | |
| .elseif 1 | |
| .long 8 | |
| .else | |
| .long 9 | |
| .endif | |
| .comm c, 1 | |
| .ifndef c | |
| .err | |
| .endif | |
| .if x <> x | |
| .err | |
| .endif | |
| .equiv y, x | |
| .ifndef y | |
| .err | |
| .endif | |
| .if x <> y | |
| .err | |
| .endif | |
| .equiv z, x | |
| .if y <> z | |
| .err | |
| .endif | |
| .equiv a, y + 1 | |
| .equiv b, z - 1 | |
| .if a == x | |
| .err | |
| .endif | |
| .if a - 1 <> x | |
| .err | |
| .endif | |
| .if a <> b + 2 | |
| .err | |
| .endif | |
| .if a - b <> 2 | |
| .err | |
| .endif | |
| .equiv x, 0 | |
| .if y | |
| .err | |
| .elseif y | |
| .err | |
| .endif | |
| .macro m x, y | |
| .ifb \x | |
| .long -1 | |
| .else | |
| .long \x | |
| .endif | |
| .ifnb \y | |
| .long \y | |
| .else | |
| .long -1 | |
| .endif | |
| .endm | |
| m , | |
| m , 10 | |
| m 11, | |
| m 12, 13 | |
| .p2align 5,0 |