-no_design_rule在set_driving_cell中的作用

klim

在set_driving_cell後都會加-no_design_rule
, }6 b& q. x7 I6 y# b請問加了有什麼好處?

rogeryang

The –no_design_rule option is not used frequently and as the name
: Q8 r8 w4 n) z1 ~/ Isuggests, it instructs DC to refrain from fixing DRCs. You may use this
/ @" X( h% X1 k- i' goption for initial passes of compile, when you don’t want to waste time
- U. |# M# I* A8 Q0 Z/ h& c( Hfixing DRC violations. At a later stage, generate the constraint report and
then re-compile incrementally to fix DRCs. This is obviously a painful
" ?# e/ {) R+ }$ w+ B& Wapproach and users are advised to make their own judgement.