fix s_en in stim

compiler/characterizer/delay.py

@@ -286,7 +286,7 @@ class delay(simulation):
         enable_name = sa_mods[0].get_enable_name()
         sen_name = self.get_alias_in_path(paths, enable_name, sa_mods[0])
         if OPTS.use_pex:
-            #get sense amp multi bank
+            sen_name = sen_name.split('.')[-1]
         return sen_name        
      
     def get_bl_name(self, paths, port):

compiler/sram/sram_1bank.py

@@ -480,7 +480,7 @@ class sram_1bank(sram_base):
             debug.error("Signal={} not contained in control logic connections={}"\
                                                  .format(sen_name, control_conns))
         if sen_name in self.pins:
-            debug.error("Internal signal={} contained in port list. Name defined by the parent.")                
+            debug.error("Internal signal={} contained in port list. Name defined by the parent.")           
         return "X{}.{}".format(sram_name, sen_name)
         
     def get_cell_name(self, inst_name, row, col):