Merge zizzer:/z/m5/Bitkeeper/newmem

into  zazzer.eecs.umich.edu:/z/rdreslin/m5bk/newmemcleanest

--HG--
extra : convert_revision : 77b06379a520dd91f124c0a543e30ec3a9cd1452

src/cpu/simple/atomic.cc

@@ -162,6 +162,8 @@ AtomicSimpleCPU::serialize(ostream &os)
 {
     SimObject::State so_state = SimObject::getState();
     SERIALIZE_ENUM(so_state);
+    Status _status = status();
+    SERIALIZE_ENUM(_status);
     BaseSimpleCPU::serialize(os);
     nameOut(os, csprintf("%s.tickEvent", name()));
     tickEvent.serialize(os);
@@ -172,6 +174,7 @@ AtomicSimpleCPU::unserialize(Checkpoint *cp, const string &section)
 {
     SimObject::State so_state;
     UNSERIALIZE_ENUM(so_state);
+    UNSERIALIZE_ENUM(_status);
     BaseSimpleCPU::unserialize(cp, section);
     tickEvent.unserialize(cp, csprintf("%s.tickEvent", section));
 }

src/dev/ide_ctrl.cc

@@ -742,7 +742,6 @@ IdeController::unserialize(Checkpoint *cp, const std::string &section)
     UNSERIALIZE_SCALAR(bm_enabled);
     UNSERIALIZE_ARRAY(cmd_in_progress,
                       sizeof(cmd_in_progress) / sizeof(cmd_in_progress[0]));
-    pioPort->sendStatusChange(Port::RangeChange);
 }
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS

src/dev/pcidev.cc

@@ -302,6 +302,8 @@ PciDev::unserialize(Checkpoint *cp, const std::string &section)
     UNSERIALIZE_ARRAY(BARAddrs, sizeof(BARAddrs) / sizeof(BARAddrs[0]));
     UNSERIALIZE_ARRAY(config.data,
                       sizeof(config.data) / sizeof(config.data[0]));
+    pioPort->sendStatusChange(Port::RangeChange);
+
 }
 
 #ifndef DOXYGEN_SHOULD_SKIP_THIS

src/python/m5/params.py

@@ -804,7 +804,7 @@ class PortRef(object):
         newRef.simobj = simobj
         assert(isSimObject(newRef.simobj))
         if self.peer and not proxy.isproxy(self.peer):
-            peerObj = memo[self.peer.simobj]
+            peerObj = self.peer.simobj(_memo=memo)
             newRef.peer = self.peer.clone(peerObj, memo)
             assert(not isinstance(newRef.peer, VectorPortRef))
         return newRef

src/python/m5/proxy.py

@@ -33,6 +33,8 @@
 #
 #####################################################################
 
+import copy
+
 class BaseProxy(object):
     def __init__(self, search_self, search_up):
         self._search_self = search_self
@@ -129,15 +131,22 @@ class AttrProxy(BaseProxy):
             return super(AttrProxy, self).__getattr__(self, attr)
         if hasattr(self, '_pdesc'):
             raise AttributeError, "Attribute reference on bound proxy"
-        self._modifiers.append(attr)
-        return self
+        # Return a copy of self rather than modifying self in place
+        # since self could be an indirect reference via a variable or
+        # parameter
+        new_self = copy.deepcopy(self)
+        new_self._modifiers.append(attr)
+        return new_self
 
     # support indexing on proxies (e.g., Self.cpu[0])
     def __getitem__(self, key):
         if not isinstance(key, int):
             raise TypeError, "Proxy object requires integer index"
-        self._modifiers.append(key)
-        return self
+        if hasattr(self, '_pdesc'):
+            raise AttributeError, "Index operation on bound proxy"
+        new_self = copy.deepcopy(self)
+        new_self._modifiers.append(key)
+        return new_self
 
     def find(self, obj):
         try: