Instructions

  1. je <Address>

This will jump to address if ZF is set to 1, otherwise if ZF(zero flag) is zero it won't make the jump to that address.

2.jne <address>

Is exact opp of earlier

  1. SETNE/SETNZ register

It sets the value of register to 1 if zero flag is 0.

  1. mov rax, rbx

Move rbx value to rax.

  1. test edi,edi

does a bitwise AND of the EDI register with itself, and updates the CPU flags based on the result—but it does not store any result back into EDI.

ZF (Zero Flag): Set to 1 if (EDI & EDI) == 0 (i.e. if EDI == 0); cleared to 0 otherwise.

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