+2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
+
+ * sysdeps/powerpc/powerpc32/power4/multiarch/strlen-power7.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/strlen-ppc32.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/strlen.c: New file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Added strlen
+ multiarch objects.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list
+ (__libc_ifunc_impl_list): Likewise.
+
2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
* sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S: New
memset-power6 memset-ppc32 bzero-power7 bzero-power6 \
bzero-ppc32 mempcpy-power7 mempcpy-ppc32 memchr-power7 \
memchr-ppc32 memrchr-power7 memrchr-ppc32 rawmemchr-power7 \
- rawmemchr-ppc32
+ rawmemchr-ppc32 strlen-power7 strlen-ppc32
endif
__bzero_power6)
IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ppc))
+ /* Support sysdeps/powerpc/powerpc32/power4/multiarch/strlen.c. */
+ IFUNC_IMPL (i, name, strlen,
+ IFUNC_IMPL_ADD (array, i, strlen, hwcap & PPC_FEATURE_HAS_VSX,
+ __strlen_power7)
+ IFUNC_IMPL_ADD (array, i, strlen, 1,
+ __strlen_ppc))
#endif
/* Support sysdeps/powerpc/powerpc32/power4/multiarch/memcmp.c. */
--- /dev/null
+/* Optimized strlen implementation for PowerPC32/POWER7 using cmpb insn.
+ 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) \
+ .globl C_SYMBOL_NAME(__strlen_power7); \
+ .type C_SYMBOL_NAME(__strlen_power7),@function; \
+ C_LABEL(__strlen_power7) \
+ cfi_startproc;
+
+#undef END
+#define END(name) \
+ cfi_endproc; \
+ ASM_SIZE_DIRECTIVE(__strlen_power7)
+
+#undef libc_hidden_builtin_def
+#define libc_hidden_builtin_def(name)
+
+#include <sysdeps/powerpc/powerpc32/power7/strlen.S>
--- /dev/null
+/* Default strlen implementation for PowerPC32.
+ 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/>. */
+
+#if defined SHARED && !defined NOT_IN_libc
+
+#include <sysdep.h>
+
+# undef ENTRY
+# define ENTRY(name) \
+ .globl C_SYMBOL_NAME(__strlen_ppc); \
+ .type C_SYMBOL_NAME(__strlen_ppc),@function; \
+ C_LABEL(__strlen_ppc) \
+ cfi_startproc;
+
+# undef END
+# define END(name) \
+ cfi_endproc; \
+ ASM_SIZE_DIRECTIVE(__strlen_ppc)
+
+# undef libc_hidden_builtin_def
+# define libc_hidden_builtin_def(name) \
+ .globl __GI_strlen; __GI_strlen = __strlen_ppc
+
+#endif
+
+#include <sysdeps/powerpc/powerpc32/strlen.S>
--- /dev/null
+/* Multiple versions of strlen.
+ 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/>. */
+
+#if defined SHARED && !defined NOT_IN_libc
+# include <string.h>
+# include <shlib-compat.h>
+# include "init-arch.h"
+
+extern __typeof (strlen) __strlen_ppc attribute_hidden;
+extern __typeof (strlen) __strlen_power7 attribute_hidden;
+
+libc_ifunc (strlen,
+ (hwcap & PPC_FEATURE_HAS_VSX)
+ ? __strlen_power7
+ : __strlen_ppc);
+#endif