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-rw-r--r--sysdeps/i386/i686/multiarch/memmove-ia32.S31
1 files changed, 31 insertions, 0 deletions
diff --git a/sysdeps/i386/i686/multiarch/memmove-ia32.S b/sysdeps/i386/i686/multiarch/memmove-ia32.S
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index 0000000000..7f212dca66
--- /dev/null
+++ b/sysdeps/i386/i686/multiarch/memmove-ia32.S
@@ -0,0 +1,31 @@
+/* memmove optimized for i686.
+   Copyright (C) 2017 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/>.  */
+
+#if defined SHARED && IS_IN (libc)
+# define memmove __memmove_ia32
+# define __memmove_chk __memmove_chk_ia32
+
+# undef libc_hidden_builtin_def
+/* IFUNC doesn't work with the hidden functions in shared library since
+   they will be called without setting up EBX needed for PLT which is
+   used by IFUNC.  */
+# define libc_hidden_builtin_def(name) \
+	.globl __GI_memmove; __GI_memmove = memmove
+#endif
+
+#include <sysdeps/i386/i686/memmove.S>