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glibc/sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c
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/* Enumerate available IFUNC implementations of a function. PowerPC64 version. | |
Copyright (C) 2013-2016 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 <assert.h> | |
#include <string.h> | |
#include <wchar.h> | |
#include <ldsodefs.h> | |
#include <ifunc-impl-list.h> | |
/* Maximum number of IFUNC implementations. */ | |
#define MAX_IFUNC 6 | |
size_t | |
__libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array, | |
size_t max) | |
{ | |
assert (max >= MAX_IFUNC); | |
size_t i = 0; | |
unsigned long int hwcap = GLRO(dl_hwcap); | |
unsigned long int hwcap2 = GLRO(dl_hwcap2); | |
/* hwcap contains only the latest supported ISA, the code checks which is | |
and fills the previous supported ones. */ | |
if (hwcap & PPC_FEATURE_ARCH_2_06) | |
hwcap |= PPC_FEATURE_ARCH_2_05 | PPC_FEATURE_POWER5_PLUS | | |
PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4; | |
else if (hwcap & PPC_FEATURE_ARCH_2_05) | |
hwcap |= PPC_FEATURE_POWER5_PLUS | PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4; | |
else if (hwcap & PPC_FEATURE_POWER5_PLUS) | |
hwcap |= PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4; | |
else if (hwcap & PPC_FEATURE_POWER5) | |
hwcap |= PPC_FEATURE_POWER4; | |
#ifdef SHARED | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memcpy.c. */ | |
IFUNC_IMPL (i, name, memcpy, | |
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_HAS_VSX, | |
__memcpy_power7) | |
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_06, | |
__memcpy_a2) | |
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_05, | |
__memcpy_power6) | |
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_CELL_BE, | |
__memcpy_cell) | |
IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_POWER4, | |
__memcpy_power4) | |
IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memmove.c. */ | |
IFUNC_IMPL (i, name, memmove, | |
IFUNC_IMPL_ADD (array, i, memmove, hwcap & PPC_FEATURE_HAS_VSX, | |
__memmove_power7) | |
IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memset.c. */ | |
IFUNC_IMPL (i, name, memset, | |
IFUNC_IMPL_ADD (array, i, memset, hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__memset_power8) | |
IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_HAS_VSX, | |
__memset_power7) | |
IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_ARCH_2_05, | |
__memset_power6) | |
IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_POWER4, | |
__memset_power4) | |
IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strcpy.c. */ | |
IFUNC_IMPL (i, name, strcpy, | |
IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strcpy_power8) | |
IFUNC_IMPL_ADD (array, i, strcpy, hwcap & PPC_FEATURE_HAS_VSX, | |
__strcpy_power7) | |
IFUNC_IMPL_ADD (array, i, strcpy, 1, | |
__strcpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/stpcpy.c. */ | |
IFUNC_IMPL (i, name, stpcpy, | |
IFUNC_IMPL_ADD (array, i, stpcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__stpcpy_power8) | |
IFUNC_IMPL_ADD (array, i, stpcpy, hwcap & PPC_FEATURE_HAS_VSX, | |
__stpcpy_power7) | |
IFUNC_IMPL_ADD (array, i, stpcpy, 1, | |
__stpcpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/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)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strncmp.c. */ | |
IFUNC_IMPL (i, name, strncmp, | |
IFUNC_IMPL_ADD (array, i, strncmp, hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strncmp_power8) | |
IFUNC_IMPL_ADD (array, i, strncmp, hwcap & PPC_FEATURE_HAS_VSX, | |
__strncmp_power7) | |
IFUNC_IMPL_ADD (array, i, strncmp, hwcap & PPC_FEATURE_POWER4, | |
__strncmp_power4) | |
IFUNC_IMPL_ADD (array, i, strncmp, 1, | |
__strncmp_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strchr.c. */ | |
IFUNC_IMPL (i, name, strchr, | |
IFUNC_IMPL_ADD (array, i, strchr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strchr_power7) | |
IFUNC_IMPL_ADD (array, i, strchr, 1, | |
__strchr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/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)) | |
#endif | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memcmp.c. */ | |
IFUNC_IMPL (i, name, memcmp, | |
IFUNC_IMPL_ADD (array, i, memcmp, hwcap & PPC_FEATURE_HAS_VSX, | |
__memcmp_power7) | |
IFUNC_IMPL_ADD (array, i, memcmp, hwcap & PPC_FEATURE_POWER4, | |
__memcmp_power4) | |
IFUNC_IMPL_ADD (array, i, memcmp, 1, __memcmp_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/bzero.c. */ | |
IFUNC_IMPL (i, name, bzero, | |
IFUNC_IMPL_ADD (array, i, bzero, hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__bzero_power8) | |
IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_HAS_VSX, | |
__bzero_power7) | |
IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_ARCH_2_05, | |
__bzero_power6) | |
IFUNC_IMPL_ADD (array, i, bzero, hwcap & PPC_FEATURE_POWER4, | |
__bzero_power4) | |
IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/bcopy.c. */ | |
IFUNC_IMPL (i, name, bcopy, | |
IFUNC_IMPL_ADD (array, i, bcopy, hwcap & PPC_FEATURE_HAS_VSX, | |
__bcopy_power7) | |
IFUNC_IMPL_ADD (array, i, bcopy, 1, __bcopy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/mempcpy.c. */ | |
IFUNC_IMPL (i, name, mempcpy, | |
IFUNC_IMPL_ADD (array, i, mempcpy, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__mempcpy_power7) | |
IFUNC_IMPL_ADD (array, i, mempcpy, 1, | |
__mempcpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memchr.c. */ | |
IFUNC_IMPL (i, name, memchr, | |
IFUNC_IMPL_ADD (array, i, memchr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__memchr_power7) | |
IFUNC_IMPL_ADD (array, i, memchr, 1, | |
__memchr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/memrchr.c. */ | |
IFUNC_IMPL (i, name, memrchr, | |
IFUNC_IMPL_ADD (array, i, memrchr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__memrchr_power7) | |
IFUNC_IMPL_ADD (array, i, memrchr, 1, | |
__memrchr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/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)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strnlen.c. */ | |
IFUNC_IMPL (i, name, strnlen, | |
IFUNC_IMPL_ADD (array, i, strnlen, hwcap & PPC_FEATURE_HAS_VSX, | |
__strnlen_power7) | |
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)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strncase.c. */ | |
IFUNC_IMPL (i, name, strncasecmp, | |
IFUNC_IMPL_ADD (array, i, strncasecmp, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strncasecmp_power7) | |
IFUNC_IMPL_ADD (array, i, strncasecmp, 1, __strncasecmp_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strncase_l.c. */ | |
IFUNC_IMPL (i, name, strncasecmp_l, | |
IFUNC_IMPL_ADD (array, i, strncasecmp_l, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strncasecmp_l_power7) | |
IFUNC_IMPL_ADD (array, i, strncasecmp_l, 1, | |
__strncasecmp_l_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/wcschr.c. */ | |
IFUNC_IMPL (i, name, wcschr, | |
IFUNC_IMPL_ADD (array, i, wcschr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__wcschr_power7) | |
IFUNC_IMPL_ADD (array, i, wcschr, | |
hwcap & PPC_FEATURE_ARCH_2_05, | |
__wcschr_power6) | |
IFUNC_IMPL_ADD (array, i, wcschr, 1, | |
__wcschr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/wcschr.c. */ | |
IFUNC_IMPL (i, name, wcsrchr, | |
IFUNC_IMPL_ADD (array, i, wcsrchr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__wcsrchr_power7) | |
IFUNC_IMPL_ADD (array, i, wcsrchr, | |
hwcap & PPC_FEATURE_ARCH_2_05, | |
__wcsrchr_power6) | |
IFUNC_IMPL_ADD (array, i, wcsrchr, 1, | |
__wcsrchr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/wcscpy.c. */ | |
IFUNC_IMPL (i, name, wcscpy, | |
IFUNC_IMPL_ADD (array, i, wcscpy, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__wcscpy_power7) | |
IFUNC_IMPL_ADD (array, i, wcscpy, | |
hwcap & PPC_FEATURE_ARCH_2_05, | |
__wcscpy_power6) | |
IFUNC_IMPL_ADD (array, i, wcscpy, 1, | |
__wcscpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strrchr.c. */ | |
IFUNC_IMPL (i, name, strrchr, | |
IFUNC_IMPL_ADD (array, i, strrchr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strrchr_power7) | |
IFUNC_IMPL_ADD (array, i, strrchr, 1, | |
__strrchr_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strncat.c. */ | |
IFUNC_IMPL (i, name, strncat, | |
IFUNC_IMPL_ADD (array, i, strncat, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strncat_power7) | |
IFUNC_IMPL_ADD (array, i, strncat, 1, | |
__strncat_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strncpy.c. */ | |
IFUNC_IMPL (i, name, strncpy, | |
IFUNC_IMPL_ADD (array, i, strncpy, | |
hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strncpy_power8) | |
IFUNC_IMPL_ADD (array, i, strncpy, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strncpy_power7) | |
IFUNC_IMPL_ADD (array, i, strncpy, 1, | |
__strncpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/stpncpy.c. */ | |
IFUNC_IMPL (i, name, stpncpy, | |
IFUNC_IMPL_ADD (array, i, stpncpy, | |
hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__stpncpy_power8) | |
IFUNC_IMPL_ADD (array, i, stpncpy, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__stpncpy_power7) | |
IFUNC_IMPL_ADD (array, i, stpncpy, 1, | |
__stpncpy_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strcmp.c. */ | |
IFUNC_IMPL (i, name, strcmp, | |
IFUNC_IMPL_ADD (array, i, strcmp, | |
hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strcmp_power8) | |
IFUNC_IMPL_ADD (array, i, strcmp, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strcmp_power7) | |
IFUNC_IMPL_ADD (array, i, strcmp, 1, | |
__strcmp_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strcat.c. */ | |
IFUNC_IMPL (i, name, strcat, | |
IFUNC_IMPL_ADD (array, i, strcat, | |
hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strcat_power8) | |
IFUNC_IMPL_ADD (array, i, strcat, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strcat_power7) | |
IFUNC_IMPL_ADD (array, i, strcat, 1, | |
__strcat_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strspn.c. */ | |
IFUNC_IMPL (i, name, strspn, | |
IFUNC_IMPL_ADD (array, i, strspn, | |
hwcap2 & PPC_FEATURE2_ARCH_2_07, | |
__strspn_power8) | |
IFUNC_IMPL_ADD (array, i, strspn, 1, | |
__strspn_ppc)) | |
/* Support sysdeps/powerpc/powerpc64/multiarch/strstr.c. */ | |
IFUNC_IMPL (i, name, strstr, | |
IFUNC_IMPL_ADD (array, i, strstr, | |
hwcap & PPC_FEATURE_HAS_VSX, | |
__strstr_power7) | |
IFUNC_IMPL_ADD (array, i, strstr, 1, | |
__strstr_ppc)) | |
return i; | |
} |