would have done it
No lo habría hecho si lo hubiera pensado.
I wouldn't have done it if I had thought about it.
— Haz lo que debas (1989)
Si hubiera tenido tiempo de hacerlo, lo habría hecho.
If I had had time to do it, I would have done it.
También lo habría hecho por ti.
I would have done it for you too.
Si él me lo hubiera dicho no lo habría hecho.
If he had told me, I wouldn't have done it.
Tom lo habría hecho ya, si supiera cómo.
Tom would have done it by now if he knew how.
No sé si él lo habría hecho por mí.
I don't know if he would have done it for me.