1 files changed, 8 insertions, 3 deletions
diff --git a/sim/avr/sim-main.h b/sim/avr/sim-main.h
index e0cac22..d317bf8 100644
--- a/sim/avr/sim-main.h
+++ b/sim/avr/sim-main.h
@@ -21,19 +21,24 @@ along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 #include "sim-basics.h"
 
-extern unsigned int pc;
-
 #include "sim-base.h"
 
 struct _sim_cpu {
+  /* The only real register.  */
+  uint32_t pc;
+
+  /* We update a cycle counter.  */
+  uint32_t cycles;
 
   sim_cpu_base base;
 };
 
 struct sim_state {
-
   sim_cpu *cpu[MAX_NR_PROCESSORS];
 
+  /* If true, the pc needs more than 2 bytes.  */
+  int avr_pc22;
+
   sim_state_base base;
 };