diff --git a/libgloss/ChangeLog b/libgloss/ChangeLog
index 6fdfccd16..71087e562 100644
--- a/libgloss/ChangeLog
+++ b/libgloss/ChangeLog
@@ -1,3 +1,8 @@
+2013-07-04  Yufeng Zhang  <Yufeng.Zhang@arm.com>
+
+	* aarch64/syscalls.c (stack_ptr): Defined with asm ("wsp") if __ILP32__
+	is defined.
+
 2013-07-02  Joey Ye  <joey.ye@arm.com>
 
 	* arm/crt0.S (_mainCRTStartup): Weak reference to atexit and _fini
diff --git a/libgloss/aarch64/syscalls.c b/libgloss/aarch64/syscalls.c
index a809476f8..058cef5cb 100644
--- a/libgloss/aarch64/syscalls.c
+++ b/libgloss/aarch64/syscalls.c
@@ -109,7 +109,11 @@ static struct fdent *findslot _PARAMS ((int));
 static int newslot _PARAMS ((void));
 
 /* Register name faking - works in collusion with the linker.  */
+#ifdef __ILP32__
+register char * stack_ptr asm ("wsp");
+#else
 register char * stack_ptr asm ("sp");
+#endif
 
 
 /* following is copied from libc/stdio/local.h to check std streams */