PowerPC: multiarch wcscpy for PowerPC32

10 files changed, 150 insertions, 7 deletions

diff --git a/ChangeLog b/ChangeLog
index 93b45f4..70ceca8 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,25 @@
 2013-12-06  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
+	* wcsmbs/wcscpy.c (wcscpy): Using macro to redefine symbol name
+	* sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power6.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power7.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-ppc32.c: New
+	file.
+	* sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c: New file:
+	multiarch wcscpy for PPC32.
+	* sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Added wcscpy
+	multiarch objects.
+	* sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list
+	(__libc_ifunc_impl_list): Likewise.
+	* sysdeps/powerpc/powerpc32/power6/wcsrchr.c: Move ...
+	* sysdeps/powerpc/power6/wcsrchr.c: ... to here.
+	* sysdeps/powerpc/powerpc64/power6/wcscpy.c: Adjust to use
+	sysdeps/powerpc/power6/wcscpy.c.
+
+2013-12-06  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
+
 	* wcsmbs/wcsrchr.c (wcsrchr): Using macro to redefine symbol name
 	* sysdeps/powerpc/powerpc32/power4/multiarch/wcsrchr-power6.c: New
 	file.
diff --git a/sysdeps/powerpc/powerpc32/power6/wcscpy.c b/sysdeps/powerpc/power6/wcscpy.c
index 5950ef3..c70c6c6 100644
--- a/sysdeps/powerpc/powerpc32/power6/wcscpy.c
+++ b/sysdeps/powerpc/power6/wcscpy.c
@@ -1,4 +1,4 @@
-/* wcscpy.c - Wide Character Copy for powerpc32/power6.
+/* wcscpy.c - Wide Character Copy for POWER6+.
    Copyright (C) 2012-2013 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
 
@@ -19,12 +19,13 @@
 #include <stddef.h>
 #include <wchar.h>
 
+#ifndef WCSCPY
+# define WCSCPY wcscpy
+#endif
 
 /* Copy SRC to DEST.  */
 wchar_t *
-wcscpy (dest, src)
-     wchar_t *dest;
-     const wchar_t *src;
+WCSCPY (wchar_t *dest, const wchar_t *src)
 {
   wint_t c,d;
   wchar_t *wcp, *wcp2;
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile
index 4af490e..b537b89 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile
@@ -9,7 +9,8 @@ sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
 		   strcasecmp-power7 strcasecmp_l-power7 strncase-power7 \
 		   strncase_l-power7 strchrnul-power7 strchrnul-ppc32 \
 		   strchr-power7 strchr-ppc32 wcschr-power7 wcschr-power6 \
-		   wcschr-ppc32 wcsrchr-power7 wcsrchr-power6 wcsrchr-ppc32
+		   wcschr-ppc32 wcsrchr-power7 wcsrchr-power6 wcsrchr-ppc32 \
+		   wcscpy-power7 wcscpy-power6 wcscpy-ppc32
 
 CFLAGS-strncase-power7.c += -mcpu=power7 -funroll-loops
 CFLAGS-strncase_l-power7.c += -mcpu=power7 -funroll-loops
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c
index 7ac5c4a..18034b6 100644
--- a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c
@@ -203,5 +203,16 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
 	      IFUNC_IMPL_ADD (array, i, wcsrchr, 1,
 			      __wcsrchr_ppc))
 
+  /* Support sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c.  */
+  IFUNC_IMPL (i, name, wcscpy,
+	      IFUNC_IMPL_ADD (array, i, wcscpy,
+			      hwcap & PPC_FEATURE_HAS_VSX,
+			      __wcscpy_power7)
+	      IFUNC_IMPL_ADD (array, i, wcscpy,
+			      hwcap & PPC_FEATURE_ARCH_2_05,
+			      __wcscpy_power6)
+	      IFUNC_IMPL_ADD (array, i, wcscpy, 1,
+			      __wcscpy_ppc))
+
   return i;
 }
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power6.c b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power6.c
new file mode 100644
index 0000000..51d0a0a
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power6.c
@@ -0,0 +1,22 @@
+/* Copyright (C) 2013 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/>.  */
+
+#include <wchar.h>
+
+#define WCSCPY __wcscpy_power6
+
+#include <sysdeps/powerpc/power6/wcscpy.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power7.c b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power7.c
new file mode 100644
index 0000000..1eae9e9
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-power7.c
@@ -0,0 +1,22 @@
+/* Copyright (C) 2013 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/>.  */
+
+#include <wchar.h>
+
+#define WCSCPY __wcscpy_power7
+
+#include <sysdeps/powerpc/power6/wcscpy.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-ppc32.c b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-ppc32.c
new file mode 100644
index 0000000..8601d43
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy-ppc32.c
@@ -0,0 +1,26 @@
+/* Copyright (C) 2013 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/>.  */
+
+#include <wchar.h>
+
+#ifndef NOT_IN_libc
+# define WCSCPY  __wcscpy_ppc
+#endif
+
+extern __typeof (wcscpy) __wcscpy_ppc;
+
+#include <wcsmbs/wcscpy.c>
diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c
new file mode 100644
index 0000000..252fb6c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc32/power4/multiarch/wcscpy.c
@@ -0,0 +1,36 @@
+/* Multiple versions of wcscpy
+   Copyright (C) 2013 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 NOT_IN_libc
+# include <wchar.h>
+# include <shlib-compat.h>
+# include "init-arch.h"
+
+extern __typeof (wcscpy) __wcscpy_ppc attribute_hidden;
+extern __typeof (wcscpy) __wcscpy_power6 attribute_hidden;
+extern __typeof (wcscpy) __wcscpy_power7 attribute_hidden;
+
+libc_ifunc (wcscpy,
+	     (hwcap & PPC_FEATURE_HAS_VSX)
+             ? __wcscpy_power7 :
+	       (hwcap & PPC_FEATURE_ARCH_2_05)
+	       ? __wcscpy_power6
+             : __wcscpy_ppc);
+#else
+#include <wcsmbs/wcscpy.c>
+#endif
diff --git a/sysdeps/powerpc/powerpc64/power6/wcscpy.c b/sysdeps/powerpc/powerpc64/power6/wcscpy.c
index 57b706a..722c8f9 100644
--- a/sysdeps/powerpc/powerpc64/power6/wcscpy.c
+++ b/sysdeps/powerpc/powerpc64/power6/wcscpy.c
@@ -1 +1 @@
-#include "../../powerpc32/power6/wcscpy.c"
+#include <sysdeps/powerpc/power6/wcscpy.c>
diff --git a/wcsmbs/wcscpy.c b/wcsmbs/wcscpy.c
index 3b1e0c6..50d9fef 100644
--- a/wcsmbs/wcscpy.c
+++ b/wcsmbs/wcscpy.c
@@ -20,9 +20,13 @@
 #include <wchar.h>
 
 
+#ifndef WCSCPY
+# define WCSCPY wcscpy
+#endif
+
 /* Copy SRC to DEST.  */
 wchar_t *
-wcscpy (dest, src)
+WCSCPY (dest, src)
      wchar_t *dest;
      const wchar_t *src;
 {