diff --git a/base/cprintf_formats.hh b/base/cprintf_formats.hh
index c3e01c935..d8a8a552b 100644
--- a/base/cprintf_formats.hh
+++ b/base/cprintf_formats.hh
@@ -341,7 +341,7 @@ format_string(std::ostream &out, const T &data, Format &fmt)
 { _format_string(out, data, fmt); }
 
 inline void
-format_string(std::ostream &out, const std::stringstream& data, Format &fmt)
+format_string(std::ostream &out, const std::stringstream &data, Format &fmt)
 { _format_string(out, data.str(), fmt); }
 
 #endif // __CPRINTF_FORMATS_HH__
diff --git a/cpu/simple_cpu/simple_cpu.cc b/cpu/simple_cpu/simple_cpu.cc
index 2e4dff280..efbe66020 100644
--- a/cpu/simple_cpu/simple_cpu.cc
+++ b/cpu/simple_cpu/simple_cpu.cc
@@ -364,32 +364,32 @@ SimpleCPU::read(Addr addr, T &data, unsigned flags)
 
 template
 Fault
-SimpleCPU::read(Addr addr, uint64_t& data, unsigned flags);
+SimpleCPU::read(Addr addr, uint64_t &data, unsigned flags);
 
 template
 Fault
-SimpleCPU::read(Addr addr, uint32_t& data, unsigned flags);
+SimpleCPU::read(Addr addr, uint32_t &data, unsigned flags);
 
 template
 Fault
-SimpleCPU::read(Addr addr, uint16_t& data, unsigned flags);
+SimpleCPU::read(Addr addr, uint16_t &data, unsigned flags);
 
 template
 Fault
-SimpleCPU::read(Addr addr, uint8_t& data, unsigned flags);
+SimpleCPU::read(Addr addr, uint8_t &data, unsigned flags);
 
 #endif //DOXYGEN_SHOULD_SKIP_THIS
 
 template<>
 Fault
-SimpleCPU::read(Addr addr, double& data, unsigned flags)
+SimpleCPU::read(Addr addr, double &data, unsigned flags)
 {
     return read(addr, *(uint64_t*)&data, flags);
 }
 
 template<>
 Fault
-SimpleCPU::read(Addr addr, float& data, unsigned flags)
+SimpleCPU::read(Addr addr, float &data, unsigned flags)
 {
     return read(addr, *(uint32_t*)&data, flags);
 }
@@ -397,7 +397,7 @@ SimpleCPU::read(Addr addr, float& data, unsigned flags)
 
 template<>
 Fault
-SimpleCPU::read(Addr addr, int32_t& data, unsigned flags)
+SimpleCPU::read(Addr addr, int32_t &data, unsigned flags)
 {
     return read(addr, (uint32_t&)data, flags);
 }
diff --git a/sim/serialize.cc b/sim/serialize.cc
index 180cc38a0..ba5a99afd 100644
--- a/sim/serialize.cc
+++ b/sim/serialize.cc
@@ -187,7 +187,7 @@ class Globals : public Serializable
 {
   public:
     string name() const;
-    void serialize(ostream& os);
+    void serialize(ostream &os);
     void unserialize(Checkpoint *cp);
 };
 
@@ -201,7 +201,7 @@ Globals::name() const
 }
 
 void
-Globals::serialize(ostream& os)
+Globals::serialize(ostream &os)
 {
     nameOut(os);
     SERIALIZE_SCALAR(curTick);
diff --git a/sim/serialize.hh b/sim/serialize.hh
index 9ab2fa833..e561604bf 100644
--- a/sim/serialize.hh
+++ b/sim/serialize.hh
@@ -103,8 +103,8 @@ objParamIn(Checkpoint *cp, const std::string &section,
 class Serializable
 {
   protected:
-    void nameOut(std::ostream& os);
-    void nameOut(std::ostream& os, const std::string &_name);
+    void nameOut(std::ostream &os);
+    void nameOut(std::ostream &os, const std::string &_name);
 
   public:
     Serializable() {}
@@ -113,7 +113,7 @@ class Serializable
     // manditory virtual function, so objects must provide names
     virtual std::string name() const = 0;
 
-    virtual void serialize(std::ostream& os) {}
+    virtual void serialize(std::ostream &os) {}
     virtual void unserialize(Checkpoint *cp, const std::string &section) {}
 
     static Serializable *create(Checkpoint *cp,