| 摘要 |
A network on chip (‘NOC’) including integrated processor (‘IP’) blocks, routers, memory communications controllers, and network interface controller, wherein the memory communications controller configured to execute a memory access instruction and configured to determine a state of a cache line addressed by the memory access instruction, the state of the cache line being one of shared, exclusive, or invalid; the memory communications controller configured to broadcast an invalidate command to a plurality of IP blocks of the NOC if the state of the cache line is shared; and the memory communications controller configured to transmit an invalidate command only to an IP block that controls a cache where the cache line is stored if the state of the cache line is exclusive.
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