1 files changed, 56 insertions, 0 deletions
diff --git a/sysdeps/s390/strcpy-z900.S b/sysdeps/s390/strcpy-z900.S
new file mode 100644
index 0000000000..7be55ef258
--- /dev/null
+++ b/sysdeps/s390/strcpy-z900.S
@@ -0,0 +1,56 @@
+/* strcpy - copy a string from source to destination.  64/31 bit S/390 version.
+   Copyright (C) 2001-2019 Free Software Foundation, Inc.
+   Contributed by Martin Schwidefsky (schwidefsky@de.ibm.com).
+   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
+   <https://www.gnu.org/licenses/>.  */
+
+/* INPUT PARAMETERS
+     %r2 = address of destination
+     %r3 = address of source.  */
+
+#include <ifunc-strcpy.h>
+#include "sysdep.h"
+#include "asm-syntax.h"
+
+#if HAVE_STRCPY_Z900_G5
+# if defined __s390x__
+#  define SLGR	slgr
+#  define LGR	lgr
+# else
+#  define SLGR	slr
+#  define LGR	lr
+# endif /* ! defined __s390x__  */
+
+        .text
+ENTRY(STRCPY_Z900_G5)
+	SLGR  %r0,%r0
+	LGR   %r1,%r2
+0:	mvst  %r1,%r3
+	jo    0b
+	br    %r14
+END(STRCPY_Z900_G5)
+
+# undef SLGR
+# undef LGR
+
+# if ! HAVE_STRCPY_IFUNC
+strong_alias (STRCPY_Z900_G5, strcpy)
+# endif
+
+# if defined SHARED && IS_IN (libc)
+strong_alias (STRCPY_Z900_G5, __GI_strcpy)
+# endif
+#endif