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Add separate layer and purpose pairs to tech layers.

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This commit is contained in:
Matt Guthaus
2019-10-25 10:03:25 -07:00
parent 31825d9d77
commit 38213d998f
10 changed files with 160 additions and 155 deletions
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compiler/base/utils.py
+9 -9
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@@ -45,7 +45,7 @@ def pin_center(boundary):
"""
return [0.5 * (boundary[0] + boundary[2]), 0.5 * (boundary[1] + boundary[3])]
def auto_measure_libcell(pin_list, name, units, layer):
def auto_measure_libcell(pin_list, name, units, lpp):
"""
Open a GDS file and find the pins in pin_list as text on a given layer.
Return these as a set of properties including the cell width/height too.
@@ -56,19 +56,19 @@ def auto_measure_libcell(pin_list, name, units, layer):
reader.loadFromFile(cell_gds)
cell = {}
measure_result = cell_vlsi.getLayoutBorder(layer)
measure_result = cell_vlsi.getLayoutBorder(lpp[0])
if measure_result == None:
measure_result = cell_vlsi.measureSize(name)
[cell["width"], cell["height"]] = measure_result
for pin in pin_list:
(name,layer,boundary)=cell_vlsi.getPinShapeByLabel(str(pin))
(name,lpp,boundary)=cell_vlsi.getPinShapeByLabel(str(pin))
cell[str(pin)] = pin_center(boundary)
return cell
def get_gds_size(name, gds_filename, units, layer):
def get_gds_size(name, gds_filename, units, lpp):
"""
Open a GDS file and return the size from either the
bounding box or a border layer.
@@ -79,20 +79,20 @@ def get_gds_size(name, gds_filename, units, layer):
reader.loadFromFile(gds_filename)
cell = {}
measure_result = cell_vlsi.getLayoutBorder(layer)
measure_result = cell_vlsi.getLayoutBorder(lpp)
if measure_result == None:
debug.info(2,"Layout border failed. Trying to measure size for {}".format(name))
measure_result = cell_vlsi.measureSize(name)
# returns width,height
return measure_result
def get_libcell_size(name, units, layer):
def get_libcell_size(name, units, lpp):
"""
Open a GDS file and return the library cell size from either the
bounding box or a border layer.
"""
cell_gds = OPTS.openram_tech + "gds_lib/" + str(name) + ".gds"
return(get_gds_size(name, cell_gds, units, layer))
return(get_gds_size(name, cell_gds, units, lpp))
def get_gds_pins(pin_names, name, gds_filename, units):
@@ -109,10 +109,10 @@ def get_gds_pins(pin_names, name, gds_filename, units):
cell[str(pin_name)]=[]
pin_list=cell_vlsi.getPinShape(str(pin_name))
for pin_shape in pin_list:
(layer,boundary)=pin_shape
(lpp,boundary)=pin_shape
rect=[vector(boundary[0],boundary[1]),vector(boundary[2],boundary[3])]
# this is a list because other cells/designs may have must-connect pins
cell[str(pin_name)].append(pin_layout(pin_name, rect, layer))
cell[str(pin_name)].append(pin_layout(pin_name, rect, lpp))
return cell
def get_libcell_pins(pin_list, name, units):