MAGMA: PLACEMENT OPTIMIZATION 2

[praneshcn]

magma import sdc

Hi ,

Wat might b the error if fix cell command at the placement optimization shows +INF slack . Wat are the ways to check what kind of error it is.......................

(PARTIAL Report during fix cell)

OPTO-228 Worst slack = 1000000000000000019884624838656.0 ps
OPTO-228 Worst slack = 1000000000000000019884624838656.0 ps
OPTO-228 Worst slack = 1000000000000000019884624838656.0 ps
OPTO-228 Worst slack = 1000000000000000019884624838656.0 ps
OPTO-228 Worst slack = 1000000000000000019884624838656.0 ps
* Output Gain Distribution *
Gain Range Count Pct
------------------------------
10.00...99999.90 34281 100.0%


Thank You.

 

[shelkerahul]

Make sure you have loaded constraints…

 

[chetanbs]

if magma shows up +INF slack, then surely there must be something wrong with the contraints which you are reading in! please check the constraints file (sdc) and messages during "import sdc" command