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add dummy cell mirroring for sky130

This commit is contained in:
Jesse Cirimelli-Low 2023-08-14 14:19:58 -07:00
parent 74c12f944f
commit 30ee5a0a2e
1 changed files with 10 additions and 3 deletions
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13
compiler/modules/dummy_array.py
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@ -52,9 +52,16 @@ class dummy_array(bitcell_base_array):
def create_instances(self):
""" Create the module instances used in this design """
self.cell_inst={}
core_block = [[0 for x in range(1)] for y in range(2)]
core_block[(0+self.mirror) %2][0] = geometry.instance("core_0_0", mod=self.dummy_cell, is_bitcell=True)
core_block[(1+self.mirror) %2][0] = geometry.instance("core_1_0", mod=self.dummy_cell, is_bitcell=True, mirror='MX')
if self.cell.mirror.y:
core_block = [[0 for x in range(2)] for y in range(2)]
core_block[0][0] = geometry.instance("core_0_0", mod=self.cell, is_bitcell=True)
core_block[1][0] = geometry.instance("core_1_0", mod=self.cell, is_bitcell=True, mirror='MX')
core_block[0][1] = geometry.instance("core_0_1", mod=self.cell, is_bitcell=True, mirror='MY')
core_block[1][1] = geometry.instance("core_1_1", mod=self.cell, is_bitcell=True, mirror='XY')
else:
core_block = [[0 for x in range(1)] for y in range(2)]
core_block[(0+self.mirror) %2][0] = geometry.instance("core_0_0", mod=self.dummy_cell, is_bitcell=True)
core_block[(1+self.mirror) %2][0] = geometry.instance("core_1_0", mod=self.dummy_cell, is_bitcell=True, mirror='MX')
self.pattern = pattern(self, "dummy_array", core_block, num_rows=self.row_size, num_cols=self.column_size, name_template="bit_r{0}_c{1}")