CACHE LINE HISTORY TRACKING USING AN INSTRUCTION ADDRESS REGISTER FILE

摘要

Embodiments relate to tracking cache lines. An aspect of embodiments includes performing an operation by a processor. Another aspect of embodiments includes fetching a cache line based on the operation. Yet another aspect of embodiments includes storing in an instruction address register file at least one of (i) an operation identifier identifying the operation and (ii) a memory location identifier identifying a level of memory from which the cache line is populated.