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Fix ms_flop array for M3 supplies

This commit is contained in:
Matt Guthaus 2018-04-11 14:25:04 -07:00
parent 46c18f53ba
commit 1e36e8e20c
1 changed files with 12 additions and 27 deletions
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39
compiler/modules/ms_flop_array.py
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@ -71,14 +71,16 @@ class ms_flop_array(design.design):
for i in range(self.word_size):
for gnd_pin in self.ms_inst[i].get_pins("gnd"):
if gnd_pin.layer!="metal2":
continue
self.add_layout_pin(text="gnd",
layer="metal2",
offset=gnd_pin.ll(),
width=gnd_pin.width(),
height=gnd_pin.height())
# Route both supplies
for n in ["vdd", "gnd"]:
for supply_pin in self.ms_inst[i].get_pins(n):
pin_pos = supply_pin.center()
self.add_via_center(layers=("metal2", "via2", "metal3"),
offset=pin_pos)
self.add_layout_pin_rect_center(text=n,
layer="metal3",
offset=pin_pos)
din_pins = self.ms_inst[i].get_pins("din")
for din_pin in din_pins:
@ -110,26 +112,9 @@ class ms_flop_array(design.design):
width=self.width,
height=drc["minwidth_metal1"])
# Continous vdd rail along with label.
for vdd_pin in self.ms_inst[i].get_pins("vdd"):
if vdd_pin.layer!="metal1":
continue
self.add_layout_pin(text="vdd",
layer="metal1",
offset=vdd_pin.ll().scale(0,1),
width=self.width,
height=drc["minwidth_metal1"])
# Continous gnd rail along with label.
for gnd_pin in self.ms_inst[i].get_pins("gnd"):
if gnd_pin.layer!="metal1":
continue
self.add_layout_pin(text="gnd",
layer="metal1",
offset=gnd_pin.ll().scale(0,1),
width=self.width,
height=drc["minwidth_metal1"])
def analytical_delay(self, slew, load=0.0):