发明授权
US6047334A System for delaying dequeue of commands received prior to fence command
until commands received before fence command are ordered for execution
in a fixed sequence
失效
用于延迟在fence命令之前接收到的命令的出队系统,直到在fence命令之前接收到的命令被按顺序执行为止
- 专利标题: System for delaying dequeue of commands received prior to fence command until commands received before fence command are ordered for execution in a fixed sequence
- 专利标题(中): 用于延迟在fence命令之前接收到的命令的出队系统,直到在fence命令之前接收到的命令被按顺序执行为止
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申请号: US877126申请日: 1997-06-17
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公开(公告)号: US6047334A公开(公告)日: 2000-04-04
- 发明人: Brian K. Langendorf , David J. Harriman , Robert J. Riesenman
- 申请人: Brian K. Langendorf , David J. Harriman , Robert J. Riesenman
- 申请人地址: CA Santa Clara
- 专利权人: Intel Corporation
- 当前专利权人: Intel Corporation
- 当前专利权人地址: CA Santa Clara
- 主分类号: G06F9/38
- IPC分类号: G06F9/38 ; G06F13/14 ; G06F9/40
摘要:
A method and apparatus for fencing the execution of commands. A fence command and an executable command are received in succession. The executable command is enqueued in a first queue together with an indication that the executable command succeeded the fence command. A synchronization value is enqueued in a second queue. The executable command is then delayed from being dequeued from the first queue until the synchronization value is advanced to the head of the second queue.
公开/授权文献
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