1 files changed, 13 insertions, 2 deletions
diff --git a/sim/microblaze/interp.c b/sim/microblaze/interp.c
index 2bd067c..1292918 100644
--- a/sim/microblaze/interp.c
+++ b/sim/microblaze/interp.c
@@ -28,6 +28,7 @@
 
 #include "sim-main.h"
 #include "sim-options.h"
+#include "sim-syscall.h"
 
 #include "microblaze-dis.h"
 
@@ -284,8 +285,18 @@ sim_engine_run (SIM_DESC sd,
 		    IMM_ENABLE = 0;
 	        }
 	      else
-		/* no delay slot: increment cycle count */
-		bonus_cycles++;
+		{
+		  if (op == brki && IMM == 8)
+		    {
+		      RETREG = sim_syscall (cpu, CPU.regs[12], CPU.regs[5],
+					    CPU.regs[6], CPU.regs[7],
+					    CPU.regs[8]);
+		      PC = RD + INST_SIZE;
+		    }
+
+		  /* no delay slot: increment cycle count */
+		  bonus_cycles++;
+		}
 	    }
 	}