ppc fix


git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@533 c046a42c-6fe2-441c-8c8c-71466251a162
diff --git a/gdbstub.c b/gdbstub.c
index 140ab7f..9471d8c 100644
--- a/gdbstub.c
+++ b/gdbstub.c
@@ -404,6 +404,8 @@
                 env = cpu_gdbstub_get_env(opaque);
 #if defined(TARGET_I386)
                 env->eip = addr;
+#elif defined (TARGET_PPC)
+                env->nip = addr;
 #endif
             }
             ret = main_loop(opaque);
@@ -420,6 +422,8 @@
                 addr = strtoul(p, (char **)&p, 16);
 #if defined(TARGET_I386)
                 env->eip = addr;
+#elif defined (TARGET_PPC)
+                env->nip = addr;
 #endif
             }
             cpu_single_step(env, 1);