Dynamic mode transitions for cache instructions

摘要

A method of providing requests to a cache pipeline includes receiving a plurality of requests from one or more state machines at an arbiter; selecting one of the plurality of requests as a selected request the selected request having been provided by a first state machine; determining that the selected request includes a mode that requires a first step and a second step, the first step including an access to a location in a cache; determining that the location in the cache is unavailable; and replacing the mode with a modified mode that only includes the second step.