diff --git a/cpu-exec.c b/cpu-exec.c
index cdbebd3..9b049dc 100644
--- a/cpu-exec.c
+++ b/cpu-exec.c
@@ -592,6 +592,8 @@
 
 #endif /* TARGET_I386 */
 
+#if !defined(CONFIG_SOFTMMU)
+
 #undef EAX
 #undef ECX
 #undef EDX
@@ -925,3 +927,5 @@
 #error host CPU specific signal handler needed
 
 #endif
+
+#endif /* !defined(CONFIG_SOFTMMU) */