Make purposes argument to gdsMill. Create prefixGDS.py script.

compiler/gdsMill/gdsMill/gds2reader.py

@@ -79,7 +79,7 @@ class Gds2reader:
         recordLength = struct.unpack(">h",recordLengthAscii)  #gives us a tuple with a short int inside
         offset_int = int(recordLength[0])  # extract length
         offset += offset_int  # count offset
-        if(self.debugToTerminal==1):        
+        if(self.debugToTerminal==1):
             print("Offset: " + str(offset))  #print out the record numbers for de-bugging
         record = self.fileHandle.read(recordLength[0]-2) #read the rest of it (first 2 bytes were already read)
         return record
@@ -669,11 +669,11 @@ class Gds2reader:
         else:
             print("There was an error parsing the GDS header.  Aborting...")
 
-    def loadFromFile(self, fileName):
+    def loadFromFile(self, fileName, special_purposes={}):
         self.fileHandle = open(fileName,"rb")
         self.readGds2()
         self.fileHandle.close()
-        self.layoutObject.initialize()
+        self.layoutObject.initialize(special_purposes)
 
 ##############################################
 

compiler/gdsMill/gdsMill/vlsiLayout.py

@@ -3,7 +3,7 @@ from datetime import *
 import numpy as np
 import math
 import debug
-from tech import use_purpose
+
 
 class VlsiLayout:
     """Class represent a hierarchical layout"""
@@ -81,6 +81,12 @@ class VlsiLayout:
             coordinatesRotate.extend((newX,newY))
         return coordinatesRotate
 
+    def prefixAll(self, prefix):
+        for name in self.structures:
+            if name == self.rootStructureName:
+                continue
+            self.structures[prefix + name] = self.structures[name]
+
     def rename(self,newName):
         # take the root structure and copy it to a new structure with the new name
         self.structures[newName] = self.structures[self.rootStructureName]
@@ -211,17 +217,17 @@ class VlsiLayout:
         del transformPath[-1]
         return
 
-    def initialize(self):
+    def initialize(self, special_purposes={}):
         self.deduceHierarchy()
         # self.traverseTheHierarchy()
         self.populateCoordinateMap()
-        #only ones with text
+        # only ones with text
         for layerNumber in self.layerNumbersInUse:
-            #if layerNumber not in no_pin_shape:
-                if layerNumber in use_purpose:
-                    self.processLabelPins((layerNumber, use_purpose[layerNumber]))
-                else:
-                    self.processLabelPins((layerNumber, None))
+            # if layerNumber not in no_pin_shape:
+            if layerNumber in special_purposes:
+                self.processLabelPins((layerNumber, special_purposes[layerNumber]))
+            else:
+                self.processLabelPins((layerNumber, None))
 
     def populateCoordinateMap(self):
         def addToXyTree(startingStructureName = None,transformPath = None):