move apporach select to options.py

compiler/modules/sram_1bank.py

@@ -408,7 +408,7 @@ class sram_1bank(design, verilog, lef):
                         design=self,
                         mod=mod)
             rtr.route(self.pins_to_route)
-        elif route_option == "fast":
+        elif route_option == "quality":
             # use io_pin_placer
             # put the IO pins at the edge
             from openram.router.io_pin_placer import io_pin_placer as placer
@@ -1135,7 +1135,7 @@ class sram_1bank(design, verilog, lef):
         if OPTS.route_supplies:
             if route_option == "classic":
                 self.route_supplies(init_bbox)
-            else: # fast
+            else: # quality
                 self.route_supplies_constructive(init_bbox)
 
     def route_dffs(self, add_routes=True):

compiler/options.py

@@ -52,6 +52,8 @@ class options(optparse.Values):
     words_per_row = None
     num_spare_rows = 0
     num_spare_cols = 0
+    # Route approach
+    route_approach = "classic"# "classic" or "quality"
 
     ###################
     # ROM configuration options

compiler/sram.py

@@ -20,7 +20,7 @@ class sram():
     results.
     We can later add visualizer and other high-level functions as needed.
     """
-    def __init__(self, sram_config=None, name=None, route_option="classic"):
+    def __init__(self, sram_config=None, name=None):
 
         # Create default configs if custom config isn't provided
         if sram_config is None:
@@ -48,7 +48,6 @@ class sram():
         start_time = datetime.datetime.now()
 
         self.name = name
-        self.route_option = route_option # "classic" or "fast"
 
         from openram.modules.sram_1bank import sram_1bank as sram
 
@@ -57,7 +56,7 @@ class sram():
         self.s.create_netlist()# not placed & routed jet
 
         # choose the routung method, maze router or constructive
-        if self.route_option == "classic":
+        if OPTS.route_approach == "classic":
             cur_state = "IDLE"
             if not OPTS.netlist_only:
                 i = 0
@@ -112,13 +111,13 @@ class sram():
                     else:
                         cur_state = "FINISH"
                         break
-        elif self.route_option == "fast":
+        elif OPTS.route_approach == "quality":
             if not OPTS.netlist_only:
                 i = 0
                 while i < 10:
                     debug.warning("current i: i = {0}".format(i))
                     try:
-                        self.s.create_layout(position_add=i, route_option=route_option)
+                        self.s.create_layout(position_add=i, route_option="quality")
                     except AssertionError as e:
                         i = i + 1
                         if i == 9: #failed in routing

sram_compiler.py

@@ -70,7 +70,7 @@ for path in output_files:
 
 # Create an SRAM (we can also pass sram_config, see documentation/tutorials for details)
 from openram import sram
-s = sram(route_option="classic")# "classic" or "fast"
+s = sram()
 # Output the files for the resulting SRAM
 s.save()