+2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com>
+
+ * string/strchrnul.c (__strchrnul): Using macro to redefine symbol
+ name.
+ * sysdeps/powerpc/powerpc32/power4//multiarch/strchrnul-power7.S: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/strchrnul-ppc32.c: New
+ file.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/strchrnul.c: New file:
+ multiarch strchrnul for PPC32.
+ * sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Added strchrnul
+ 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/strncase-power7.c: New
#undef __strchrnul
#undef strchrnul
+#ifndef STRCHRNUL
+# define STRCHRNUL __strchrnul
+#endif
+
/* Find the first occurrence of C in S or the final NUL byte. */
char *
-__strchrnul (s, c_in)
+STRCHRNUL (s, c_in)
const char *s;
int c_in;
{
rawmemchr-ppc32 strlen-power7 strlen-ppc32 strnlen-power7 \
strnlen-ppc32 strncmp-power7 strncmp-ppc32 \
strcasecmp-power7 strcasecmp_l-power7 strncase-power7 \
- strncase_l-power7
+ strncase_l-power7 strchrnul-power7 strchrnul-ppc32
CFLAGS-strncase-power7.c += -mcpu=power7 -funroll-loops
CFLAGS-strncase_l-power7.c += -mcpu=power7 -funroll-loops
IFUNC_IMPL_ADD (array, i, strncasecmp_l, 1,
__strncasecmp_l_ppc))
+ /* Support sysdeps/powerpc/powerpc32/power4/multiarch/strchrnul.c. */
+ IFUNC_IMPL (i, name, strchrnul,
+ IFUNC_IMPL_ADD (array, i, strchrnul,
+ hwcap & PPC_FEATURE_HAS_VSX,
+ __strchrnul_power7)
+ IFUNC_IMPL_ADD (array, i, strchrnul, 1,
+ __strchrnul_ppc))
+
return i;
}
--- /dev/null
+/* Optimized strchrnul 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(__strchrnul_power7); \
+ .type C_SYMBOL_NAME(__strchrnul_power7),@function; \
+ C_LABEL(__strchrnul_power7) \
+ cfi_startproc;
+
+#undef END
+#define END(name) \
+ cfi_endproc; \
+ ASM_SIZE_DIRECTIVE(__strchrnul_power7)
+
+#undef weak_alias
+#define weak_alias(name, alias)
+
+#undef libc_hidden_builtin_def
+#define libc_hidden_builtin_def(name)
+
+#include <sysdeps/powerpc/powerpc32/power7/strchrnul.S>
--- /dev/null
+/* PowerPC32 default implementation of strchrnul.
+ 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 <string.h>
+
+#define STRCHRNUL __strchrnul_ppc
+
+#undef weak_alias
+#define weak_alias(a,b )
+
+extern __typeof (strchrnul) __strchrnul_ppc attribute_hidden;
+
+#include <string/strchrnul.c>
--- /dev/null
+/* Multiple versions of strchrnul.
+ 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>
+# include <shlib-compat.h>
+# include "init-arch.h"
+
+extern __typeof (__strchrnul) __strchrnul_ppc attribute_hidden;
+extern __typeof (__strchrnul) __strchrnul_power7 attribute_hidden;
+
+/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle
+ ifunc symbol properly. */
+libc_ifunc (__strchrnul,
+ (hwcap & PPC_FEATURE_HAS_VSX)
+ ? __strchrnul_power7
+ : __strchrnul_ppc);
+
+weak_alias (__strchrnul, strchrnul)
+#else
+#include <string/strchrnul.c>
+#endif