core: split out TD from database and all internals

miner/worker.go

@@ -283,7 +283,7 @@ func (self *worker) wait() {
 					continue
 				}
 
-				stat, err := self.chain.WriteBlock(block, false)
+				stat, err := self.chain.WriteBlock(block)
 				if err != nil {
 					glog.V(logger.Error).Infoln("error writing block to chain", err)
 					continue
@@ -533,14 +533,12 @@ func (self *worker) commitNewWork() {
 
 	// create the new block whose nonce will be mined.
 	work.Block = types.NewBlock(header, work.txs, uncles, work.receipts)
-	work.Block.Td = new(big.Int).Set(core.CalcTD(work.Block, self.chain.GetBlock(work.Block.ParentHash())))
 
 	// We only care about logging if we're actually mining.
 	if atomic.LoadInt32(&self.mining) == 1 {
 		glog.V(logger.Info).Infof("commit new work on block %v with %d txs & %d uncles. Took %v\n", work.Block.Number(), work.tcount, len(uncles), time.Since(tstart))
 		self.logLocalMinedBlocks(work, previous)
 	}
-
 	self.push(work)
 }