PowerPC: multiarch strcasecmp for PowerPC64

7 files changed, 196 insertions, 1 deletions

diff --git a/ChangeLog b/ChangeLog
index 694aa5cc62..36a20bf0d5 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,19 @@
 2013-12-13  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
 
+	* sysdeps/powerpc/powerpc64/multiarch/Makefile: Add strcasecmp
+	multiarch implementations.
+	* sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c:
+	(__libc_ifunc_impl_list): Likewise.
+	* sysdeps/powerpc/powerpc64/multiarch/strcasecmp-power7.S: New file.
+	* sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c: New file:
+	multiarch strcasecmp for PPC64.
+	* sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l-power7.S: New
+	file.
+	* sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c: new file:
+	multiarch strcasecmp_l for PPC64.
+
+2013-12-13  Adhemerval Zanella  <azanella@linux.vnet.ibm.com>
+
 	* sysdeps/powerpc/powerpc64/multiarch/Makefile: Add strnlen multiarch
 	implementations.
 	* sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
diff --git a/sysdeps/powerpc/powerpc64/multiarch/Makefile b/sysdeps/powerpc/powerpc64/multiarch/Makefile
index 8bad54e647..c741f0dac2 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/Makefile
+++ b/sysdeps/powerpc/powerpc64/multiarch/Makefile
@@ -6,5 +6,5 @@ sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \
 		   mempcpy-power7 mempcpy-ppc64 memchr-power7 memchr-ppc64 \
 		   memrchr-power7 memrchr-ppc64 rawmemchr-power7 \
 		   rawmemchr-ppc64 strlen-power7 strlen-ppc64 strnlen-power7 \
-		   strnlen-ppc64
+		   strnlen-ppc64 strcasecmp-power7 strcasecmp_l-power7
 endif
diff --git a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
index b50e4c2d6f..7980351aca 100644
--- a/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
+++ b/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
@@ -136,5 +136,20 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
 	      IFUNC_IMPL_ADD (array, i, strnlen, 1,
 			      __strnlen_ppc))
 
+  /* Support sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c.  */
+  IFUNC_IMPL (i, name, strcasecmp,
+	      IFUNC_IMPL_ADD (array, i, strcasecmp,
+			      hwcap & PPC_FEATURE_HAS_VSX,
+			      __strcasecmp_power7)
+	      IFUNC_IMPL_ADD (array, i, strcasecmp, 1, __strcasecmp_ppc))
+
+  /* Support sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c.  */
+  IFUNC_IMPL (i, name, strcasecmp_l,
+	      IFUNC_IMPL_ADD (array, i, strcasecmp_l,
+			      hwcap & PPC_FEATURE_HAS_VSX,
+			      __strcasecmp_l_power7)
+	      IFUNC_IMPL_ADD (array, i, strcasecmp_l, 1,
+			      __strcasecmp_l_ppc))
+
   return i;
 }
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcasecmp-power7.S b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp-power7.S
new file mode 100644
index 0000000000..20d072219b
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp-power7.S
@@ -0,0 +1,42 @@
+/* Optimized strcasecmp implementation foOWER7.
+   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 <sysdep.h>
+
+#undef ENTRY
+#define ENTRY(name)						\
+  .section ".text";						\
+  ENTRY_2(__strcasecmp_power7)					\
+  .align ALIGNARG(2);						\
+  BODY_LABEL(__strcasecmp_power7):				\
+  cfi_startproc;						\
+  LOCALENTRY(__strcasecmp_power7)
+
+#undef END
+#define END(name)						\
+  cfi_endproc;							\
+  TRACEBACK(__strcasecmp_power7)				\
+  END_2(__strcasecmp_power7)
+
+#undef weak_alias(name, alias)
+#define weak_alias(name, alias)
+
+#undef libc_hidden_builtin_def
+#define libc_hidden_builtin_def(name)
+
+#include <sysdeps/powerpc/powerpc64/power7/strcasecmp.S>
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c
new file mode 100644
index 0000000000..21d80d3254
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c
@@ -0,0 +1,40 @@
+/* Multiple versions of strcasecmp.
+   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 <string.h>
+# define strcasecmp __strcasecmp_ppc
+extern __typeof (__strcasecmp) __strcasecmp_ppc attribute_hidden;
+extern __typeof (__strcasecmp) __strcasecmp_power7 attribute_hidden;
+#endif
+
+#include <string/strcasecmp.c>
+#undef strcasecmp
+
+#ifndef NOT_IN_libc
+# include <shlib-compat.h>
+# include "init-arch.h"
+
+extern __typeof (__strcasecmp) __libc_strcasecmp;
+libc_ifunc (__libc_strcasecmp,
+	    (hwcap & PPC_FEATURE_HAS_VSX)
+            ? __strcasecmp_power7
+            : __strcasecmp_ppc);
+
+weak_alias (__libc_strcasecmp, strcasecmp)
+#endif
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l-power7.S b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l-power7.S
new file mode 100644
index 0000000000..3bf2ba6207
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l-power7.S
@@ -0,0 +1,44 @@
+/* Optimized strcasecmp_l implementation for POWER7.
+   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 <sysdep.h>
+
+#undef ENTRY
+#define ENTRY(name)						\
+  .section ".text";						\
+  ENTRY_2(__strcasecmp_l_power7)				\
+  .align ALIGNARG(2);						\
+  BODY_LABEL(__strcasecmp_l_power7):				\
+  cfi_startproc;						\
+  LOCALENTRY(__strcasecmp_l_power7)
+
+#undef END
+#define END(name)						\
+  cfi_endproc;							\
+  TRACEBACK(__strcasecmp_l_power7)				\
+  END_2(__strcasecmp_l_power7)
+
+#undef weak_alias(name, alias)
+#define weak_alias(name, alias)
+
+#undef libc_hidden_builtin_def
+#define libc_hidden_builtin_def(name)
+
+#define USE_IN_EXTENDED_LOCALE_MODEL
+
+#include <sysdeps/powerpc/powerpc64/power7/strcasecmp.S>
diff --git a/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c
new file mode 100644
index 0000000000..975dcef17c
--- /dev/null
+++ b/sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c
@@ -0,0 +1,40 @@
+/* Multiple versions of strcasecmp_l.
+   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 <string.h>
+# define strcasecmp_l __strcasecmp_l_ppc
+extern __typeof (__strcasecmp_l) __strcasecmp_l_ppc attribute_hidden;
+extern __typeof (__strcasecmp_l) __strcasecmp_l_power7 attribute_hidden;
+#endif
+
+#include <string/strcasecmp_l.c>
+#undef strcasecmp_l
+
+#ifndef NOT_IN_libc
+# include <shlib-compat.h>
+# include "init-arch.h"
+
+extern __typeof (__strcasecmp_l) __libc_strcasecmp_l;
+libc_ifunc (__libc_strcasecmp_l,
+	    (hwcap & PPC_FEATURE_HAS_VSX)
+            ? __strcasecmp_l_power7
+            : __strcasecmp_l_ppc);
+
+weak_alias (__libc_strcasecmp_l, strcasecmp_l)
+#endif