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Diffstat (limited to 'sysdeps/arm/armv7/multiarch/memcpy.c')
-rw-r--r--sysdeps/arm/armv7/multiarch/memcpy.c35
1 files changed, 35 insertions, 0 deletions
diff --git a/sysdeps/arm/armv7/multiarch/memcpy.c b/sysdeps/arm/armv7/multiarch/memcpy.c
new file mode 100644
index 0000000000..02776b6fe6
--- /dev/null
+++ b/sysdeps/arm/armv7/multiarch/memcpy.c
@@ -0,0 +1,35 @@
+/* Multiple versions of memcpy.
+ All versions must be listed in ifunc-impl-list.c.
+ Copyright (C) 2017-2018 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/>. */
+
+/* For __ARM_NEON__ memchr_neon.S defines memchr directly and ifunc
+ is not used. */
+#if IS_IN (libc) && !defined (__ARM_NEON__)
+# define memcpy __redirect_memcpy
+# include <string.h>
+# undef memcpy
+
+# include <arm-ifunc.h>
+
+# define SYMBOL_NAME memcpy
+# include "ifunc-memcpy.h"
+
+arm_libc_ifunc_redirected (__redirect_memcpy, memcpy, IFUNC_SELECTOR);
+
+arm_libc_ifunc_hidden_def (__redirect_memcpy, memcpy);
+#endif