Assuming player has some kind platform or 8 directional movement.
Compare the stick XP(X Percentage) and YP(Y Percentage)
Compare Value stick.XP > 30
-- player.simulate(moveright)
-- player.setSpeed = absolute(stick.xp * 5)
Compare Value stick.XP < -30
-- player.simualte(moveleft)
-- player.setSpeed = absolute(stick.xp * 5)
... so on etc.