4 files changed, 33 insertions, 2 deletions
diff --git a/arch/mips/faults.cc b/arch/mips/faults.cc
index 1b31dfa69..a31856f07 100644
--- a/arch/mips/faults.cc
+++ b/arch/mips/faults.cc
@@ -98,6 +98,10 @@ FaultName IntegerOverflowFault::_name = "intover";
 FaultVect IntegerOverflowFault::_vect = 0x0501;
 FaultStat IntegerOverflowFault::_count;
 
+FaultName UnimpFault::_name = "Unimplemented Simulator feature";
+FaultVect UnimpFault::_vect = 0x0001;
+FaultStat UnimpFault::_count;
+
 #if FULL_SYSTEM
 
 void MipsFault::invoke(ExecContext * xc)
@@ -125,6 +129,12 @@ void ArithmeticFault::invoke(ExecContext * xc)
     panic("Arithmetic traps are unimplemented!");
 }
 
+void UnimpFault::invoke(ExecContext * xc)
+{
+    FaultBase::invoke(xc);
+    panic("Unimpfault: %s\n", panicStr.c_str());
+}
+
 #endif
 
 } // namespace MipsISA
diff --git a/arch/mips/faults.hh b/arch/mips/faults.hh
index 0bdabe29e..b0d228090 100644
--- a/arch/mips/faults.hh
+++ b/arch/mips/faults.hh
@@ -264,6 +264,26 @@ class IntegerOverflowFault : public MipsFault
     FaultStat & countStat() {return _count;}
 };
 
+class UnimpFault : public MipsFault
+{
+  private:
+    std::string panicStr;
+    static FaultName _name;
+    static FaultVect _vect;
+    static FaultStat _count;
+  public:
+    UnimpFault(std::string _str)
+        : panicStr(_str)
+    { }
+
+    FaultName name() {return _name;}
+    FaultVect vect() {return _vect;}
+    FaultStat & countStat() {return _count;}
+#if FULL_SYSTEM
+    void invoke(ExecContext * xc);
+#endif
+};
+
 } // MipsISA namespace
 
 #endif // __FAULTS_HH__
diff --git a/arch/mips/isa/base.isa b/arch/mips/isa/base.isa
index 139a6d876..9ed9651d2 100644
--- a/arch/mips/isa/base.isa
+++ b/arch/mips/isa/base.isa
@@ -9,8 +9,6 @@
 output header {{
 
 #define R31 31
-#include "arch/mips/faults.hh"
-#include "arch/mips/isa_traits.hh"
 
     using namespace MipsISA;
 
diff --git a/arch/mips/isa/includes.isa b/arch/mips/isa/includes.isa
index b81c4eda2..9c370fbe3 100644
--- a/arch/mips/isa/includes.isa
+++ b/arch/mips/isa/includes.isa
@@ -17,6 +17,8 @@ output decoder {{
 #include "base/cprintf.hh"
 #include "base/loader/symtab.hh"
 #include "cpu/exec_context.hh"  // for Jump::branchTarget()
+#include "arch/mips/faults.hh"
+#include "arch/mips/isa_traits.hh"
 
 #include <math.h>
 #if defined(linux)
@@ -27,6 +29,7 @@ using namespace MipsISA;
 }};
 
 output exec {{
+#include "arch/mips/faults.hh"
 #include "arch/mips/isa_traits.hh"
 #include <math.h>
 #if defined(linux)