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Pipeline on Registers calcuation Languages

Pipeline on Registers calcuation

I was reading about the pipeline optimizations recently. I wanted to ask if I understand correctly how a processor handles pipelining.
09月16日 发表评论
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Understanding the impact of lfence on a loop with two long dependency chains, for increasing lengths Languages

Understanding the impact of lfence on a loop with two long dependency chains, for increasing lengths

I was playing with the code in this answer, slightly modifying it:Without the lfence I the results I get are consistent with the static analysis in that answer.
08月25日 发表评论
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What does “subsequent read” mean in the context of volatile variables? Languages

What does “subsequent read” mean in the context of volatile variables?

Java documentation says that:A write to a volatile field happens-before every subsequent read of that same field.
06月15日 发表评论
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