Revert "Agora já podemos tratar as funções mnemonicas!"

This reverts commit 4113109a7ec168122b46097b6f833c198a3708ed.
Revert "Revert "Agora já podemos tratar as funções mnemonicas!""

This reverts commit 07daaa57a8ebe0c32fa99ed65e174b9e836296fa.