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added contact to locali for wmask

This commit is contained in:
Joey Kunzler 2020-06-23 18:13:17 -07:00
parent 22c821f5d8
commit 4e83e8c648
1 changed files with 7 additions and 6 deletions
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13
compiler/modules/write_mask_and_array.py
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@ -10,7 +10,7 @@ import debug
from sram_factory import factory
from vector import vector
from globals import OPTS
from tech import layer
class write_mask_and_array(design.design):
"""
@ -93,7 +93,7 @@ class write_mask_and_array(design.design):
self.width = self.bitcell.width * self.columns
self.height = self.and2.height
for i in range(self.num_wmasks):
base = vector(i * self.wmask_en_len, 0)
self.and2_insts[i].place(base)
@ -121,16 +121,17 @@ class write_mask_and_array(design.design):
for supply in ["gnd", "vdd"]:
supply_pin=self.and2_insts[i].get_pin(supply)
self.add_power_pin(supply, supply_pin.center())
if "li" in layer:
self.add_power_pin(supply, supply_pin.center(), start_layer="li", directions = ("H", "H"))
else:
self.add_power_pin(supply, supply_pin.center())
for supply in ["gnd", "vdd"]:
supply_pin_left = self.and2_insts[0].get_pin(supply)
supply_pin_right = self.and2_insts[self.num_wmasks - 1].get_pin(supply)
self.add_path(supply_pin_left.layer, [supply_pin_left.lc(), supply_pin_right.rc()])
def get_cin(self):
"""Get the relative capacitance of all the input connections in the bank"""
# The enable is connected to an and2 for every row.
return self.and2.get_cin() * len(self.and2_insts)