First draft of sram_factory code

compiler/base/design.py

@@ -6,7 +6,6 @@ import debug
 import os
 from globals import OPTS
 
-
 class design(hierarchy_design):
     """
     This is the same as the hierarchy_design class except it contains

compiler/base/hierarchy_design.py

@@ -17,20 +17,14 @@ class hierarchy_design(hierarchy_spice.spice, hierarchy_layout.layout):
     name_map = []
 
     def __init__(self, name):
-        try:
-            self.gds_file
-        except AttributeError:
-            self.gds_file = OPTS.openram_tech + "gds_lib/" + name + ".gds"
-        try:
-            self.sp_file
-        except AttributeError:
-            self.sp_file = OPTS.openram_tech + "sp_lib/" + name + ".sp"
+        self.gds_file = OPTS.openram_tech + "gds_lib/" + name + ".gds"
+        self.sp_file = OPTS.openram_tech + "sp_lib/" + name + ".sp"
 
         self.name = name
         hierarchy_layout.layout.__init__(self, name)
         hierarchy_spice.spice.__init__(self, name)
         
-            
+
         # Check if the name already exists, if so, give an error
         # because each reference must be a unique name.
         # These modules ensure unique names or have no changes if they

compiler/base/hierarchy_spice.py

@@ -16,11 +16,14 @@ class spice():
     def __init__(self, name):
         self.name = name
 
-        self.mods = []  # Holds subckts/mods for this module
-        self.pins = []  # Holds the pins for this module
-        self.pin_type = {} # The type map of each pin: INPUT, OUTPUT, INOUT, POWER, GROUND
+        # Holds subckts/mods for this module
+        self.mods = []  
+        # Holds the pins for this module
+        self.pins = []  
+        # The type map of each pin: INPUT, OUTPUT, INOUT, POWER, GROUND
         # for each instance, this is the set of nets/nodes that map to the pins for this instance
-        # THIS MUST MATCH THE ORDER OF THE PINS (restriction imposed by the
+        self.pin_type = {} 
+        # THE CONNECTIONS MUST MATCH THE ORDER OF THE PINS (restriction imposed by the
         # Spice format)
         self.conns = []
 
@@ -93,8 +96,8 @@ class spice():
             from pprint import pformat
             modpins_string=pformat(self.insts[-1].mod.pins)
             argpins_string=pformat(args)
-            debug.error("Connections: {}".format(modpins_string))
-            debug.error("Connections: {}".format(argpins_string))
+            debug.error("Mod  connections: {}".format(modpins_string))
+            debug.error("Inst connections: {}".format(argpins_string))
             debug.error("Number of net connections ({0}) does not match last instance ({1})".format(len(self.insts[-1].mod.pins),
                                                                                                     len(args)), 1)
         self.conns.append(args)