ruby: get rid of std-includes.hh

Do not use "using namespace std;" in headers
Include header files as needed

5 files changed, 20 insertions, 9 deletions

diff --git a/src/mem/ruby/system/MachineID.hh b/src/mem/ruby/system/MachineID.hh
index 5bfa1584c..9da71f349 100644
--- a/src/mem/ruby/system/MachineID.hh
+++ b/src/mem/ruby/system/MachineID.hh
@@ -39,6 +39,9 @@
 #ifndef MACHINEID_H
 #define MACHINEID_H
 
+#include <iostream>
+#include <string>
+
 #include "mem/ruby/common/Global.hh"
 #include "mem/gems_common/util.hh"
 #include "mem/protocol/MachineType.hh"
@@ -49,7 +52,7 @@ struct MachineID {
 };
 
 extern inline
-string MachineIDToString (MachineID machine) {
+std::string MachineIDToString (MachineID machine) {
   return MachineType_to_string(machine.type)+"_"+int_to_string(machine.num);
 }
 
@@ -66,13 +69,13 @@ bool operator!=(const MachineID & obj1, const MachineID & obj2)
 }
 
 // Output operator declaration
-ostream& operator<<(ostream& out, const MachineID& obj);
+std::ostream& operator<<(std::ostream& out, const MachineID& obj);
 
 // ******************* Definitions *******************
 
 // Output operator definition
 extern inline
-ostream& operator<<(ostream& out, const MachineID& obj)
+std::ostream& operator<<(std::ostream& out, const MachineID& obj)
 {
   if ((obj.type < MachineType_NUM) && (obj.type >= MachineType_FIRST)) {
     out << MachineType_to_string(obj.type);
@@ -81,7 +84,7 @@ ostream& operator<<(ostream& out, const MachineID& obj)
   }
   out << "-";
   out << obj.num;
-  out << flush;
+  out << std::flush;
   return out;
 }
 
diff --git a/src/mem/ruby/system/MemoryNode.cc b/src/mem/ruby/system/MemoryNode.cc
index 3ab3d05ef..5b74f497a 100644
--- a/src/mem/ruby/system/MemoryNode.cc
+++ b/src/mem/ruby/system/MemoryNode.cc
@@ -28,6 +28,8 @@
 
 #include "mem/ruby/system/MemoryNode.hh"
 
+using namespace std;
+
 void MemoryNode::print(ostream& out) const
 {
   out << "[";
diff --git a/src/mem/ruby/system/MemoryNode.hh b/src/mem/ruby/system/MemoryNode.hh
index 95d4227f9..d56057dee 100644
--- a/src/mem/ruby/system/MemoryNode.hh
+++ b/src/mem/ruby/system/MemoryNode.hh
@@ -28,6 +28,8 @@
 #ifndef MEMORYNODE_H
 #define MEMORYNODE_H
 
+#include <iostream>
+
 #include "mem/ruby/common/Global.hh"
 #include "mem/ruby/slicc_interface/Message.hh"
 #include "mem/protocol/MemoryRequestType.hh"
@@ -61,7 +63,7 @@ public:
   ~MemoryNode() {};
 
   // Public Methods
-  void print(ostream& out) const;
+  void print(std::ostream& out) const;
 
   // Data Members (m_ prefix)  (all public -- this is really more a struct)
 
@@ -74,16 +76,16 @@ public:
 };
 
 // Output operator declaration
-ostream& operator<<(ostream& out, const MemoryNode& obj);
+std::ostream& operator<<(std::ostream& out, const MemoryNode& obj);
 
 // ******************* Definitions *******************
 
 // Output operator definition
 extern inline
-ostream& operator<<(ostream& out, const MemoryNode& obj)
+std::ostream& operator<<(std::ostream& out, const MemoryNode& obj)
 {
   obj.print(out);
-  out << flush;
+  out << std::flush;
   return out;
 }
 
diff --git a/src/mem/ruby/system/NodeID.hh b/src/mem/ruby/system/NodeID.hh
index e5d5f4d98..6191ad489 100644
--- a/src/mem/ruby/system/NodeID.hh
+++ b/src/mem/ruby/system/NodeID.hh
@@ -39,12 +39,14 @@
 #ifndef NODEID_H
 #define NODEID_H
 
+#include <string>
+
 #include "mem/ruby/common/Global.hh"
 #include "mem/gems_common/util.hh"
 
 typedef int NodeID;
 
 extern inline
-string NodeIDToString (NodeID node) { return int_to_string(node); }
+std::string NodeIDToString (NodeID node) { return int_to_string(node); }
 
 #endif //NODEID_H
diff --git a/src/mem/ruby/system/PseudoLRUPolicy.hh b/src/mem/ruby/system/PseudoLRUPolicy.hh
index 57a0b40e9..fbbe5191a 100644
--- a/src/mem/ruby/system/PseudoLRUPolicy.hh
+++ b/src/mem/ruby/system/PseudoLRUPolicy.hh
@@ -2,6 +2,8 @@
 #ifndef PSEUDOLRUPOLICY_H
 #define PSEUDOLRUPOLICY_H
 
+#include <cmath>
+
 #include "mem/ruby/system/AbstractReplacementPolicy.hh"
 
 /**