[Feature][T106]ZXW P56U09 code

Only Configure: Yes
Affected branch: master
Affected module: unknow
Is it affected on both ZXIC and MTK: only ZXIC
Self-test: No
Doc Update: No

Change-Id: I3cbd8b420271eb20c2b40ebe5c78f83059cd42f3
diff --git a/ap/libc/glibc/glibc-2.23/sysdeps/mach/i386/machine-sp.h b/ap/libc/glibc/glibc-2.23/sysdeps/mach/i386/machine-sp.h
new file mode 100644
index 0000000..e888bf5
--- /dev/null
+++ b/ap/libc/glibc/glibc-2.23/sysdeps/mach/i386/machine-sp.h
@@ -0,0 +1,30 @@
+/* Machine-specific function to return the stack pointer.  i386 version.
+   Copyright (C) 1994-2016 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+#ifndef _MACHINE_SP_H
+#define _MACHINE_SP_H
+
+/* Return the current stack pointer.  */
+
+#define __thread_stack_pointer() ({					      \
+  void *__sp__;								      \
+  __asm__ ("movl %%esp, %0" : "=r" (__sp__));				      \
+  __sp__;								      \
+})
+
+#endif	/* machine-sp.h */