>No, it's a correct method to set/reset the zero flag:
>    (X | X) == X just as (X & X) == X
>

Yes but it stores result in ecx(using or, really, is not a problem)... however
jecxz just is 2 bytes sized while or + jmp is 4 bytes. It means lesser FDE
latency time and the pseudocode is enough similar.

greeting,
rookie


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