# Node ID 3d8b972ce367c108f0cb80f92b39e16eb9e2aa49
# Parent  58f1140116501cccf3952db138ace9bb00eec110
diff --git a/src/mem/slicc/ast/OutPortDeclAST.py b/src/mem/slicc/ast/OutPortDeclAST.py
--- a/src/mem/slicc/ast/OutPortDeclAST.py
+++ b/src/mem/slicc/ast/OutPortDeclAST.py
@@ -55,6 +55,13 @@
             self.error("The message type '%s' does not exist.",
                        self.msg_type.ident)
 
+        # Copy information about the associated message buffers virtual network
+        # so that later on output ports pointing to the same message buffer can
+        # be identified and resource checks can be coalesced
+        if "network" in self.var_expr.var:
+            self["network"] = self.var_expr.var["network"]
+            self["virtual_network"] = self.var_expr.var["virtual_network"]
+
         var = Var(self.symtab, self.ident, self.location, self.queue_type.type,
                   str(code), self.pairs)
         self.symtab.newSymbol(var)
diff --git a/src/mem/slicc/symbols/StateMachine.py b/src/mem/slicc/symbols/StateMachine.py
--- a/src/mem/slicc/symbols/StateMachine.py
+++ b/src/mem/slicc/symbols/StateMachine.py
@@ -729,6 +729,33 @@
                          'Cycles(${{var["recycle_latency"]}}));')
                 else:
                     code('$vid->setRecycleLatency(m_recycle_latency);')
+                # Set buffer size
+                c = ''
+                if "buffer_size" in var:
+                    size = var["buffer_size"]
+                    if isinstance(size, str):
+                        try:
+                            # see if this is an integer
+                            size = int(size)
+                            c = "%s" % size
+                        except ValueError:
+                            # if not, it should be a member
+                            c = "m_%s" % size
+                    elif isinstance(size, int):
+                        c = "%s" % size
+                    else:
+                        assert(isinstance(size, AST))
+                        func_code = code_formatter()
+                        ret_type = size.generate(func_code)
+                        assert(ret_type.isPrimitive)
+                        c = str(func_code)
+                    code('$vid->resize(${{c}});')
+                else:
+                    code('''
+if (m_buffer_size > 0) {
+    $vid->resize(m_buffer_size);
+}
+''')
 
         # Set the prefetchers
         code()
@@ -1370,9 +1397,31 @@
             request_types = trans.request_types
 
             # Check for resources
+            # Account for multiple network buffers pointing to the
+            # same resource (same "network" and "virtual_network")
             case_sorter = []
             res = trans.resources
+            network_res = {}
+            condensed_res = {}
             for key,val in res.iteritems():
+                if "network" in key:
+                    if (key["network"], key["virtual_network"]) \
+                       in network_res:
+                        num = int(val)
+                        num += int(condensed_res[ \
+                                   network_res[ \
+                                   (key["network"], \
+                                    key["virtual_network"])]])
+                        condensed_res[network_res[ \
+                                      (key["network"], \
+                                       key["virtual_network"])]] = str(num)
+                    else:
+                        network_res[(key["network"], \
+                                     key["virtual_network"])] = key
+                        condensed_res[key] = val
+                else:
+                    condensed_res[key] = val
+            for key,val in condensed_res.iteritems():
                 val = '''
 if (!%s.areNSlotsAvailable(%s))
     return TransitionResult_ResourceStall;