From Bergman's presentation :



As can be seen,it's stated that the goal is 2010 for product sampling.No closer targets.
And Bulldozer validation process details you know(or to be precise:you don't know) are not nearly enough to let you make such a prognosis.
Remember terrace,just 2 weeks ago you even believed/suggested that BD hasn't even been taped out,let alone tested and sent to costumers.