24 ASPLOS 06 10/25Wisconsin Multifacet Project Escape Actions in LogTM Loads and stores to non-transactional blocks behave as normal coherent accesses Loads return the latest value in coherent memory –Loads to a transactionally modified cache block triggers a writeback (sticky-M state) –Memory responds with an uncacheable copy of the block Stores modify coherent memory –Stores to transactionally modified blocks trigger writebacks (sticky-M) –Updates the value in memory (non-cacheable write through)
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