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uvm_barrier class is used for multi process synchronization mechanism. set of processes can be allowed to wait using the wait_for() method until desired number of process reach a synchronization point. set_threshhold() method specifies how many process must be waiting on the barrier synchronization point before all the processes may proceed. reset() method resets the barrier waiter count to zero , after reset all the process should wait for the threshold again.
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The content on this blog and views expressed in the blog is my own and not related in any way to any of the organizations i worked for or working currently. I don't make any claims, promises or guarantees about the accuracy, completeness, or adequacy of the contents of this blog.