diff options
Diffstat (limited to 'sysdeps')
| -rw-r--r-- | sysdeps/s390/Makefile | 3 | ||||
| -rw-r--r-- | sysdeps/s390/ifunc-strcspn.h | 52 | ||||
| -rw-r--r-- | sysdeps/s390/multiarch/Makefile | 3 | ||||
| -rw-r--r-- | sysdeps/s390/multiarch/ifunc-impl-list.c | 14 | ||||
| -rw-r--r-- | sysdeps/s390/strcspn-c.c (renamed from sysdeps/s390/multiarch/strcspn-c.c) | 20 | ||||
| -rw-r--r-- | sysdeps/s390/strcspn-vx.S (renamed from sysdeps/s390/multiarch/strcspn-vx.S) | 19 | ||||
| -rw-r--r-- | sysdeps/s390/strcspn.c (renamed from sysdeps/s390/multiarch/strcspn.c) | 21 |
7 files changed, 111 insertions, 21 deletions
diff --git a/sysdeps/s390/Makefile b/sysdeps/s390/Makefile index df1f858e28..c163969652 100644 --- a/sysdeps/s390/Makefile +++ b/sysdeps/s390/Makefile @@ -74,5 +74,6 @@ sysdep_routines += bzero memset memset-z900 \ strchrnul strchrnul-vx strchrnul-c \ strrchr strrchr-vx strrchr-c \ strspn strspn-vx strspn-c \ - strpbrk strpbrk-vx strpbrk-c + strpbrk strpbrk-vx strpbrk-c \ + strcspn strcspn-vx strcspn-c endif diff --git a/sysdeps/s390/ifunc-strcspn.h b/sysdeps/s390/ifunc-strcspn.h new file mode 100644 index 0000000000..9b7032509a --- /dev/null +++ b/sysdeps/s390/ifunc-strcspn.h @@ -0,0 +1,52 @@ +/* strcspn variant information on S/390 version. + Copyright (C) 2018 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 USE_MULTIARCH && IS_IN (libc) \ + && ! defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT +# define HAVE_STRCSPN_IFUNC 1 +#else +# define HAVE_STRCSPN_IFUNC 0 +#endif + +#ifdef HAVE_S390_VX_ASM_SUPPORT +# define HAVE_STRCSPN_IFUNC_AND_VX_SUPPORT HAVE_STRCSPN_IFUNC +#else +# define HAVE_STRCSPN_IFUNC_AND_VX_SUPPORT 0 +#endif + +#if defined HAVE_S390_MIN_Z13_ZARCH_ASM_SUPPORT +# define STRCSPN_DEFAULT STRCSPN_Z13 +# define HAVE_STRCSPN_C 0 +# define HAVE_STRCSPN_Z13 1 +#else +# define STRCSPN_DEFAULT STRCSPN_C +# define HAVE_STRCSPN_C 1 +# define HAVE_STRCSPN_Z13 HAVE_STRCSPN_IFUNC_AND_VX_SUPPORT +#endif + +#if HAVE_STRCSPN_C +# define STRCSPN_C __strcspn_c +#else +# define STRCSPN_C NULL +#endif + +#if HAVE_STRCSPN_Z13 +# define STRCSPN_Z13 __strcspn_vx +#else +# define STRCSPN_Z13 NULL +#endif diff --git a/sysdeps/s390/multiarch/Makefile b/sysdeps/s390/multiarch/Makefile index 1a3fed9fc8..1578f21af4 100644 --- a/sysdeps/s390/multiarch/Makefile +++ b/sysdeps/s390/multiarch/Makefile @@ -1,6 +1,5 @@ ifeq ($(subdir),string) -sysdep_routines += strcspn strcspn-vx strcspn-c \ - memchr memchr-vx \ +sysdep_routines += memchr memchr-vx \ rawmemchr rawmemchr-vx rawmemchr-c \ memccpy memccpy-vx memccpy-c \ memrchr memrchr-vx memrchr-c diff --git a/sysdeps/s390/multiarch/ifunc-impl-list.c b/sysdeps/s390/multiarch/ifunc-impl-list.c index 8e23416730..2d48c99c8d 100644 --- a/sysdeps/s390/multiarch/ifunc-impl-list.c +++ b/sysdeps/s390/multiarch/ifunc-impl-list.c @@ -41,6 +41,7 @@ #include <ifunc-strrchr.h> #include <ifunc-strspn.h> #include <ifunc-strpbrk.h> +#include <ifunc-strcspn.h> /* Maximum number of IFUNC implementations. */ #define MAX_IFUNC 3 @@ -359,6 +360,18 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, ) #endif /* HAVE_STRPBRK_IFUNC */ +#if HAVE_STRCSPN_IFUNC + IFUNC_IMPL (i, name, strcspn, +# if HAVE_STRCSPN_Z13 + IFUNC_IMPL_ADD (array, i, strcspn, + dl_hwcap & HWCAP_S390_VX, STRCSPN_Z13) +# endif +# if HAVE_STRCSPN_C + IFUNC_IMPL_ADD (array, i, strcspn, 1, STRCSPN_C) +# endif + ) +#endif /* HAVE_STRCSPN_IFUNC */ + #ifdef HAVE_S390_VX_ASM_SUPPORT # define IFUNC_VX_IMPL(FUNC) \ @@ -397,7 +410,6 @@ __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, IFUNC_VX_IMPL (wcspbrk); - IFUNC_VX_IMPL (strcspn); IFUNC_VX_IMPL (wcscspn); IFUNC_VX_IMPL (memchr); diff --git a/sysdeps/s390/multiarch/strcspn-c.c b/sysdeps/s390/strcspn-c.c index 7b454f5b56..9f51f92bdb 100644 --- a/sysdeps/s390/multiarch/strcspn-c.c +++ b/sysdeps/s390/strcspn-c.c @@ -16,13 +16,17 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) -# define STRCSPN __strcspn_c -# ifdef SHARED -# undef libc_hidden_builtin_def -# define libc_hidden_builtin_def(name) \ - __hidden_ver1 (__strcspn_c, __GI_strcspn, __strcspn_c); -# endif /* SHARED */ +#include <ifunc-strcspn.h> + +#if HAVE_STRCSPN_C +# if HAVE_STRCSPN_IFUNC +# define STRCSPN STRCSPN_C +# if defined SHARED && IS_IN (libc) +# undef libc_hidden_builtin_def +# define libc_hidden_builtin_def(name) \ + __hidden_ver1 (__strcspn_c, __GI_strcspn, __strcspn_c); +# endif +# endif # include <string/strcspn.c> -#endif /* HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) */ +#endif diff --git a/sysdeps/s390/multiarch/strcspn-vx.S b/sysdeps/s390/strcspn-vx.S index ea1668742b..ff5b1be549 100644 --- a/sysdeps/s390/multiarch/strcspn-vx.S +++ b/sysdeps/s390/strcspn-vx.S @@ -16,7 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) +#include <ifunc-strcspn.h> + +#if HAVE_STRCSPN_Z13 # include "sysdep.h" # include "asm-syntax.h" @@ -58,7 +60,7 @@ otherwise =0; r9: loaded byte count of vlbb reject-string */ -ENTRY(__strcspn_vx) +ENTRY(STRCSPN_Z13) .machine "z13" .machinemode "zarch_nohighgprs" @@ -277,5 +279,14 @@ ENTRY(__strcspn_vx) vlgvg %r8,%v31,0 vlgvg %r9,%v31,1 br %r14 -END(__strcspn_vx) -#endif /* HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) */ +END(STRCSPN_Z13) + +# if ! HAVE_STRCSPN_IFUNC +strong_alias (STRCSPN_Z13, strcspn) +# endif + +# if ! HAVE_STRCSPN_C && defined SHARED && IS_IN (libc) +strong_alias (STRCSPN_Z13, __GI_strcspn) +# endif + +#endif /* HAVE_STRCSPN_Z13 */ diff --git a/sysdeps/s390/multiarch/strcspn.c b/sysdeps/s390/strcspn.c index 418ffcdded..a3f35d39c5 100644 --- a/sysdeps/s390/multiarch/strcspn.c +++ b/sysdeps/s390/strcspn.c @@ -16,7 +16,9 @@ License along with the GNU C Library; if not, see <http://www.gnu.org/licenses/>. */ -#if defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc) +#include <ifunc-strcspn.h> + +#if HAVE_STRCSPN_IFUNC # define strcspn __redirect_strcspn /* Omit the strcspn inline definitions because it would redefine strcspn. */ # define __NO_STRING_INLINES @@ -24,8 +26,17 @@ # undef strcspn # include <ifunc-resolve.h> -s390_vx_libc_ifunc2_redirected (__redirect_strcspn, __strcspn, strcspn) +# if HAVE_STRCSPN_C +extern __typeof (__redirect_strcspn) STRCSPN_C attribute_hidden; +# endif + +# if HAVE_STRCSPN_Z13 +extern __typeof (__redirect_strcspn) STRCSPN_Z13 attribute_hidden; +# endif -#else -# include <string/strcspn.c> -#endif /* !(defined HAVE_S390_VX_ASM_SUPPORT && IS_IN (libc)) */ +s390_libc_ifunc_expr (__redirect_strcspn, strcspn, + (HAVE_STRCSPN_Z13 && (hwcap & HWCAP_S390_VX)) + ? STRCSPN_Z13 + : STRCSPN_DEFAULT + ) +#endif /* HAVE_STRCSPN_IFUNC */ |