Merge zizzer.eecs.umich.edu:/z/m5/Bitkeeper/m5

into  zizzer.eecs.umich.edu:/z/m5/Bitkeeper/multiarch

cpu/simple/cpu.cc:
    Hand Merge

--HG--
rename : cpu/exec_context.hh => cpu/cpu_exec_context.hh
extra : convert_revision : bf664b092f993d0f4675ce8e7df13645a920c1f4

cpu/cpu_exec_context.hh

@@ -445,6 +445,17 @@ class CPUExecContext
         regs.npc = val;
     }
 
+    uint64_t readNextNPC()
+    {
+        return regs.nnpc;
+    }
+
+    void setNextNPC(uint64_t val)
+    {
+        regs.nnpc = val;
+    }
+
+
     MiscReg readMiscReg(int misc_reg)
     {
         return regs.miscRegs.readReg(misc_reg);

cpu/simple/cpu.cc

@@ -823,9 +823,17 @@ SimpleCPU::tick()
 #endif // FULL_SYSTEM
     }
     else {
+#if THE_ISA != MIPS_ISA
         // go to the next instruction
         cpuXC->setPC(cpuXC->readNextPC());
         cpuXC->setNextPC(cpuXC->readNextPC() + sizeof(MachInst));
+#else
+        // go to the next instruction
+        cpuXC->setPC(cpuXC->readNextPC());
+        cpuXC->setNextPC(cpuXC->readNextNPC());
+        cpuXC->setNextNPC(cpuXC->readNextNPC() + sizeof(MachInst));
+#endif
+
     }
 
 #if FULL_SYSTEM