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added error for sky130 with invalid x mirroring (for lvs)

This commit is contained in:
Joey Kunzler 2020-06-19 13:59:33 -07:00
parent 5872f553e1
commit 208c652653
1 changed files with 4 additions and 0 deletions
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4
compiler/modules/replica_column.py
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@ -36,6 +36,10 @@ class replica_column(design.design):
"Replica bit cannot be the dummy row.") "Replica bit cannot be the dummy row.")
debug.check(replica_bit <= left_rbl or replica_bit >= self.total_size - right_rbl - 1, debug.check(replica_bit <= left_rbl or replica_bit >= self.total_size - right_rbl - 1,
"Replica bit cannot be in the regular array.") "Replica bit cannot be in the regular array.")
if OPTS.tech_name == "sky130":
debug.check(rows % 2 == 0 and (left_rbl + 1) % 2 == 0,
"sky130 currently requires rows to be even and to start with X mirroring"
+ " (left_rbl must be odd) for LVS.")
self.create_netlist() self.create_netlist()
if not OPTS.netlist_only: if not OPTS.netlist_only: