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Update to space according to the bitcell array.

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This commit is contained in:
mrg
2020-09-14 12:05:45 -07:00
parent 4482c63d6f
commit e95ab66916
10 changed files with 74 additions and 69 deletions
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compiler/modules/write_driver_array.py
+8 -16
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@@ -68,17 +68,10 @@ class write_driver_array(design.design):
def create_layout(self):
if self.bitcell.width > self.driver.width:
self.width = (self.columns + self.num_spare_cols) * self.bitcell.width
self.width_regular_cols = self.columns * self.bitcell.width
self.single_col_width = self.bitcell.width
else:
self.width = (self.columns + self.num_spare_cols) * self.driver.width
self.width_regular_cols = self.columns * self.driver.width
self.single_col_width = self.driver.width
self.height = self.driver.height
self.place_write_array()
self.width = self.driver_insts[-1].rx()
self.width_regular_cols = self.driver_insts[-self.num_spare_cols].rx()
self.height = self.driver.height
self.add_layout_pins()
self.add_boundary()
self.DRC_LVS()
@@ -109,14 +102,14 @@ class write_driver_array(design.design):
self.bitcell = factory.create(module_type="bitcell")
def create_write_array(self):
self.driver_insts = {}
self.driver_insts = []
w = 0
windex=0
for i in range(0, self.columns, self.words_per_row):
name = "write_driver{}".format(i)
index = int(i / self.words_per_row)
self.driver_insts[index]=self.add_inst(name=name,
mod=self.driver)
self.driver_insts.append(self.add_inst(name=name,
mod=self.driver))
if self.write_size:
self.connect_inst([self.data_name + "_{0}".format(index),
@@ -148,8 +141,8 @@ class write_driver_array(design.design):
else:
offset = 1
name = "write_driver{}".format(self.columns + i)
self.driver_insts[index]=self.add_inst(name=name,
mod=self.driver)
self.driver_insts.append(self.add_inst(name=name,
mod=self.driver))
self.connect_inst([self.data_name + "_{0}".format(index),
self.get_bl_name() + "_{0}".format(index),
@@ -178,7 +171,6 @@ class write_driver_array(design.design):
self.driver_insts[i].place(offset=base, mirror=mirror)
# place spare write drivers (if spare columns are specified)
for i, xoffset in enumerate(self.offsets[self.columns:]):
index = self.word_size + i