You might be interested in our (lowRISC's) tagged memory implementation. We describe our planned approach in http://www.lowrisc.org/docs/memo-2014-001-tagged-me

You might be interested in our (lowRISC's) tagged memory implementation. We describe our planned approach in http://www.lowrisc.org/docs/memo-2014-001-tagged-memory-and-minion-cores/ http://www.lowrisc.org/docs/memo-2014-001-tagged-memory-and-... My colleague Wei gave an update at the workshop a couple of weeks ago http://riscv.org/workshop-jun2015/riscv-tagged-mem-workshop-june2015.pdf http://riscv.org/workshop-jun2015/riscv-tagged-mem-workshop-...