Add support for microcode and pull out the special branch delay slot handling. Branch delay slots need to be squash on a mispredict as well because the nnpc they saw was incorrect.

--HG--
extra : convert_revision : 8b9c603616bcad254417a7a3fa3edfb4c8728719

1 files changed, 17 insertions, 5 deletions

diff --git a/src/cpu/o3/cpu.hh b/src/cpu/o3/cpu.hh
index 4b247e6e3..bff78bf9e 100644
--- a/src/cpu/o3/cpu.hh
+++ b/src/cpu/o3/cpu.hh
@@ -433,22 +433,34 @@ class FullO3CPU : public BaseO3CPU
     void setArchFloatRegInt(int reg_idx, uint64_t val, unsigned tid);
 
     /** Reads the commit PC of a specific thread. */
-    uint64_t readPC(unsigned tid);
+    Addr readPC(unsigned tid);
 
     /** Sets the commit PC of a specific thread. */
     void setPC(Addr new_PC, unsigned tid);
 
+    /** Reads the commit micro PC of a specific thread. */
+    Addr readMicroPC(unsigned tid);
+
+    /** Sets the commmit micro PC of a specific thread. */
+    void setMicroPC(Addr new_microPC, unsigned tid);
+
     /** Reads the next PC of a specific thread. */
-    uint64_t readNextPC(unsigned tid);
+    Addr readNextPC(unsigned tid);
 
     /** Sets the next PC of a specific thread. */
-    void setNextPC(uint64_t val, unsigned tid);
+    void setNextPC(Addr val, unsigned tid);
 
     /** Reads the next NPC of a specific thread. */
-    uint64_t readNextNPC(unsigned tid);
+    Addr readNextNPC(unsigned tid);
 
     /** Sets the next NPC of a specific thread. */
-    void setNextNPC(uint64_t val, unsigned tid);
+    void setNextNPC(Addr val, unsigned tid);
+
+    /** Reads the commit next micro PC of a specific thread. */
+    Addr readNextMicroPC(unsigned tid);
+
+    /** Sets the commit next micro PC of a specific thread. */
+    void setNextMicroPC(Addr val, unsigned tid);
 
     /** Function to add instruction onto the head of the list of the
      *  instructions.  Used when new instructions are fetched.