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Recent content by lingqi0077

  1. L

    plz help...about primetime command swap_cell

    i'm using primetime tutoriol when i execute command as below: swap_cell U3 {REGCNT.opt.db:REGCNT} primetime report warning info : Warning:Nothing implicitly matched 'REGCNT.opt.db:REGCNT' (SEL-003) Information: swap_cell failed due to previous errors. (LNK-016) 0 i dont know how to resolve...
  2. L

    Instantiating pipeline multiplier, warning

    Re: plz help,about DC warnings thx for help , seems like i need to learn more about DC
  3. L

    Instantiating pipeline multiplier, warning

    Re: plz help,about DC warnings i dont know what is RTDC-115 and how to constraint asynchronous pins of sequential cells?? should i set what kinds of constraint on these pins?
  4. L

    Instantiating pipeline multiplier, warning

    im trying instantiating pipeline multiplier of designware to solve my design's timing violations,but when synthesizing, DC report many warnings as below: Warning: The following cells only drive asynchronous pins of sequential cells which have no timing constraint. Therefore retiming will...

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