3 files changed, 14 insertions, 17 deletions

diff --git a/src/cpu/o3/mips/cpu.hh b/src/cpu/o3/mips/cpu.hh
index bf04b9f69..7e6268cdf 100755
--- a/src/cpu/o3/mips/cpu.hh
+++ b/src/cpu/o3/mips/cpu.hh
@@ -92,16 +92,15 @@ class MipsO3CPU : public FullO3CPU<Impl>
     /** Reads a misc. register, including any side effects the read
      * might have as defined by the architecture.
      */
-    TheISA::MiscReg readMiscRegWithEffect(int misc_reg,
-            Fault &fault, unsigned tid);
+    TheISA::MiscReg readMiscRegWithEffect(int misc_reg, unsigned tid);
 
     /** Sets a miscellaneous register. */
-    Fault setMiscReg(int misc_reg, const TheISA::MiscReg &val, unsigned tid);
+    void setMiscReg(int misc_reg, const TheISA::MiscReg &val, unsigned tid);
 
     /** Sets a misc. register, including any side effects the write
      * might have as defined by the architecture.
      */
-    Fault setMiscRegWithEffect(int misc_reg,
+    void setMiscRegWithEffect(int misc_reg,
             const TheISA::MiscReg &val, unsigned tid);
 
     /** Initiates a squash of all in-flight instructions for a given
diff --git a/src/cpu/o3/mips/cpu_impl.hh b/src/cpu/o3/mips/cpu_impl.hh
index 97116fd3e..08e9ba483 100644
--- a/src/cpu/o3/mips/cpu_impl.hh
+++ b/src/cpu/o3/mips/cpu_impl.hh
@@ -142,25 +142,24 @@ MipsO3CPU<Impl>::readMiscReg(int misc_reg, unsigned tid)
 
 template <class Impl>
 MiscReg
-MipsO3CPU<Impl>::readMiscRegWithEffect(int misc_reg, Fault &fault,
-                                        unsigned tid)
+MipsO3CPU<Impl>::readMiscRegWithEffect(int misc_reg, unsigned tid)
 {
-    return this->regFile.readMiscRegWithEffect(misc_reg, fault, tid);
+    return this->regFile.readMiscRegWithEffect(misc_reg, tid);
 }
 
 template <class Impl>
-Fault
+void
 MipsO3CPU<Impl>::setMiscReg(int misc_reg, const MiscReg &val, unsigned tid)
 {
-    return this->regFile.setMiscReg(misc_reg, val, tid);
+    this->regFile.setMiscReg(misc_reg, val, tid);
 }
 
 template <class Impl>
-Fault
+void
 MipsO3CPU<Impl>::setMiscRegWithEffect(int misc_reg, const MiscReg &val,
                                        unsigned tid)
 {
-    return this->regFile.setMiscRegWithEffect(misc_reg, val, tid);
+    this->regFile.setMiscRegWithEffect(misc_reg, val, tid);
 }
 
 template <class Impl>
diff --git a/src/cpu/o3/mips/dyn_inst.hh b/src/cpu/o3/mips/dyn_inst.hh
index aa30bfa1e..9e95b2bfb 100755
--- a/src/cpu/o3/mips/dyn_inst.hh
+++ b/src/cpu/o3/mips/dyn_inst.hh
@@ -103,23 +103,22 @@ class MipsDynInst : public BaseDynInst<Impl>
     /** Reads a misc. register, including any side-effects the read
      * might have as defined by the architecture.
      */
-    MiscReg readMiscRegWithEffect(int misc_reg, Fault &fault)
+    MiscReg readMiscRegWithEffect(int misc_reg)
     {
-        return this->cpu->readMiscRegWithEffect(misc_reg, fault,
-                                                this->threadNumber);
+        return this->cpu->readMiscRegWithEffect(misc_reg, this->threadNumber);
     }
 
     /** Sets a misc. register. */
-    Fault setMiscReg(int misc_reg, const MiscReg &val)
+    void setMiscReg(int misc_reg, const MiscReg &val)
     {
         this->instResult.integer = val;
-        return this->cpu->setMiscReg(misc_reg, val, this->threadNumber);
+        this->cpu->setMiscReg(misc_reg, val, this->threadNumber);
     }
 
     /** Sets a misc. register, including any side-effects the write
      * might have as defined by the architecture.
      */
-    Fault setMiscRegWithEffect(int misc_reg, const MiscReg &val)
+    void setMiscRegWithEffect(int misc_reg, const MiscReg &val)
     {
         return this->cpu->setMiscRegWithEffect(misc_reg, val,
                                                this->threadNumber);