bug fix for masking rcx on string form

diff --git a/palacios/src/palacios/svm_io.c b/palacios/src/palacios/svm_io.c
index 99f83a7..ab62acd 100644 (file)
--- a/palacios/src/palacios/svm_io.c
+++ b/palacios/src/palacios/svm_io.c
@@ -173,8 +173,8 @@ int v3_handle_svm_io_ins(struct guest_info * info) {
     }
 
     if (io_info->rep) {
-       //    rep_num = info->vm_regs.rcx & mask;
-       rep_num = info->vm_regs.rcx;
+       rep_num = info->vm_regs.rcx & mask;
+       //rep_num = info->vm_regs.rcx;
     }
 
 
@@ -200,9 +200,10 @@ int v3_handle_svm_io_ins(struct guest_info * info) {
 
        info->vm_regs.rdi += read_size * direction;
 
-       if (io_info->rep)
+       if (io_info->rep) {
            info->vm_regs.rcx--;
-    
+       }
+
        rep_num--;
     }