diff options
| -rw-r--r-- | ChangeLog | 13 | ||||
| -rw-r--r-- | string/rawmemchr.c | 5 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/multiarch/Makefile | 3 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c | 8 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S | 40 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-ppc32.c | 32 | ||||
| -rw-r--r-- | sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c | 37 |
7 files changed, 136 insertions, 2 deletions
diff --git a/ChangeLog b/ChangeLog index 62854af221..7ca9cd0001 100644 --- a/ChangeLog +++ b/ChangeLog @@ -1,5 +1,18 @@ 2013-12-06 Adhemerval Zanella <azanella@linux.vnet.ibm.com> + * sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S: New + file. + * sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-ppc32.c: New + file. + * sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c: New file: + multiarch rawmemchr for PPC32. + * sysdeps/powerpc/powerpc32/power4/multiarch/Makefile: Added rawmemchr + 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/memrchr-power7.S: New file. * sysdeps/powerpc/powerpc32/power4/multiarch/memrchr-ppc32.c: New diff --git a/string/rawmemchr.c b/string/rawmemchr.c index 30fbe87614..7702ecf047 100644 --- a/string/rawmemchr.c +++ b/string/rawmemchr.c @@ -47,10 +47,13 @@ #undef memchr +#ifndef RAWMEMCHR +# define RAWMEMCHR __rawmemchr +#endif /* Find the first occurrence of C in S. */ __ptr_t -__rawmemchr (s, c_in) +RAWMEMCHR (s, c_in) const __ptr_t s; int c_in; { diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile index 8a17639ae2..23b653f671 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/Makefile @@ -3,5 +3,6 @@ sysdep_routines += memcpy-power7 memcpy-a2 memcpy-power6 memcpy-cell \ memcpy-ppc32 memcmp-power7 memcmp-ppc32 memset-power7 \ memset-power6 memset-ppc32 bzero-power7 bzero-power6 \ bzero-ppc32 mempcpy-power7 mempcpy-ppc32 memchr-power7 \ - memchr-ppc32 memrchr-power7 memrchr-ppc32 + memchr-ppc32 memrchr-power7 memrchr-ppc32 rawmemchr-power7 \ + rawmemchr-ppc32 endif diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c index 13a028e343..95da674390 100644 --- a/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c @@ -107,5 +107,13 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, IFUNC_IMPL_ADD (array, i, memrchr, 1, __memrchr_ppc)) + /* Support sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c. */ + IFUNC_IMPL (i, name, rawmemchr, + IFUNC_IMPL_ADD (array, i, rawmemchr, + hwcap & PPC_FEATURE_HAS_VSX, + __rawmemchr_power7) + IFUNC_IMPL_ADD (array, i, rawmemchr, 1, + __rawmemchr_ppc)) + return i; } diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S new file mode 100644 index 0000000000..ff9bb284f6 --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-power7.S @@ -0,0 +1,40 @@ +/* Optimized rawrawmemchr implementation for PowerPC32/POWER7 using cmpb insn. + Copyright (C) 2010-2013 Free Software Foundation, Inc. + Contributed by Luis Machado <luisgpm@br.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 + <http://www.gnu.org/licenses/>. */ + +#include <sysdep.h> + +#undef ENTRY +#define ENTRY(name) \ + .globl C_SYMBOL_NAME(__rawmemchr_power7); \ + .type C_SYMBOL_NAME(__rawmemchr_power7),@function; \ + C_LABEL(__rawmemchr_power7) \ + cfi_startproc; + +#undef END +#define END(name) \ + cfi_endproc; \ + ASM_SIZE_DIRECTIVE(__rawmemchr_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/rawmemchr.S> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-ppc32.c b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-ppc32.c new file mode 100644 index 0000000000..0eef47696d --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr-ppc32.c @@ -0,0 +1,32 @@ +/* PowerPC32 default implementation of rawmemchr. + 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 RAWMEMCHR __rawmemchr_ppc +#undef weak_alias +#define weak_alias(a, b) +#ifdef SHARED +# undef libc_hidden_def +# define libc_hidden_def(name) \ + __hidden_ver1 (__rawmemchr_ppc, __GI___rawmemchr, __rawmemchr_ppc); +#endif + +extern __typeof (rawmemchr) __rawmemchr_ppc attribute_hidden; + +#include <string/rawmemchr.c> diff --git a/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c new file mode 100644 index 0000000000..c083490f3f --- /dev/null +++ b/sysdeps/powerpc/powerpc32/power4/multiarch/rawmemchr.c @@ -0,0 +1,37 @@ +/* Multiple versions of rawmemchr. + 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 (__rawmemchr) __rawmemchr_ppc attribute_hidden; +extern __typeof (__rawmemchr) __rawmemchr_power7 attribute_hidden; + +/* Avoid DWARF definition DIE on ifunc symbol so that GDB can handle + ifunc symbol properly. */ +libc_ifunc (__rawmemchr, + (hwcap & PPC_FEATURE_HAS_VSX) + ? __rawmemchr_power7 + : __rawmemchr_ppc); + +weak_alias (__rawmemchr, rawmemchr) +#else +#include <string/rawmemchr.c> +#endif |