diff options
Diffstat (limited to 'sysdeps/i386/multiarch/ifunc-impl-list.c')
| -rw-r--r-- | sysdeps/i386/multiarch/ifunc-impl-list.c | 401 |
1 files changed, 401 insertions, 0 deletions
diff --git a/sysdeps/i386/multiarch/ifunc-impl-list.c b/sysdeps/i386/multiarch/ifunc-impl-list.c new file mode 100644 index 0000000000..7bde24e112 --- /dev/null +++ b/sysdeps/i386/multiarch/ifunc-impl-list.c @@ -0,0 +1,401 @@ +/* Enumerate available IFUNC implementations of a function. i386 version. + Copyright (C) 2015 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 <ifunc-impl-list.h> +#include "init-arch.h" + +/* Maximum number of IFUNC implementations. */ +#define MAX_IFUNC 4 + +/* Fill ARRAY of MAX elements with IFUNC implementations for function + NAME and return the number of valid entries. */ + +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; + +#if 0 + /* Support sysdeps/i386/i686/multiarch/bcopy.S. */ + IFUNC_IMPL (i, name, bcopy, + IFUNC_IMPL_ADD (array, i, bcopy, HAS_CPU_FEATURE (SSSE3), + __bcopy_ssse3_rep) + IFUNC_IMPL_ADD (array, i, bcopy, HAS_CPU_FEATURE (SSSE3), + __bcopy_ssse3) + IFUNC_IMPL_ADD (array, i, bcopy, HAS_CPU_FEATURE (SSE2), + __bcopy_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, bcopy, 1, __bcopy_ia32)) +#endif + + /* Support sysdeps/i386/i686/multiarch/bzero.S. */ + IFUNC_IMPL (i, name, bzero, + IFUNC_IMPL_ADD (array, i, bzero, HAS_CPU_FEATURE (SSE2), + __bzero_sse2_rep) + IFUNC_IMPL_ADD (array, i, bzero, HAS_CPU_FEATURE (SSE2), + __bzero_sse2) + IFUNC_IMPL_ADD (array, i, bzero, HAS_I686, __bzero_i686) +#if MINIMUM_ISA < 686 + IFUNC_IMPL_ADD (array, i, bzero, HAS_I586, __bzero_i586) + IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_i386) +#endif + ) + +#if 0 + /* Support sysdeps/i386/i686/multiarch/memchr.S. */ + IFUNC_IMPL (i, name, memchr, + IFUNC_IMPL_ADD (array, i, memchr, HAS_CPU_FEATURE (SSE2), + __memchr_sse2_bsf) + IFUNC_IMPL_ADD (array, i, memchr, HAS_CPU_FEATURE (SSE2), + __memchr_sse2) + IFUNC_IMPL_ADD (array, i, memchr, 1, __memchr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/memcmp.S. */ + IFUNC_IMPL (i, name, memcmp, + IFUNC_IMPL_ADD (array, i, memcmp, HAS_CPU_FEATURE (SSE4_2), + __memcmp_sse4_2) + IFUNC_IMPL_ADD (array, i, memcmp, HAS_CPU_FEATURE (SSSE3), + __memcmp_ssse3) + IFUNC_IMPL_ADD (array, i, memcmp, 1, __memcmp_ia32)) + + /* Support sysdeps/i386/i686/multiarch/memmove_chk.S. */ + IFUNC_IMPL (i, name, __memmove_chk, + IFUNC_IMPL_ADD (array, i, __memmove_chk, + HAS_CPU_FEATURE (SSSE3), + __memmove_chk_ssse3_rep) + IFUNC_IMPL_ADD (array, i, __memmove_chk, + HAS_CPU_FEATURE (SSSE3), + __memmove_chk_ssse3) + IFUNC_IMPL_ADD (array, i, __memmove_chk, + HAS_CPU_FEATURE (SSE2), + __memmove_chk_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, __memmove_chk, 1, + __memmove_chk_ia32)) + + /* Support sysdeps/i386/i686/multiarch/memmove.S. */ + IFUNC_IMPL (i, name, memmove, + IFUNC_IMPL_ADD (array, i, memmove, HAS_CPU_FEATURE (SSSE3), + __memmove_ssse3_rep) + IFUNC_IMPL_ADD (array, i, memmove, HAS_CPU_FEATURE (SSSE3), + __memmove_ssse3) + IFUNC_IMPL_ADD (array, i, memmove, HAS_CPU_FEATURE (SSE2), + __memmove_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_ia32)) + + /* Support sysdeps/i386/i686/multiarch/memrchr.S. */ + IFUNC_IMPL (i, name, memrchr, + IFUNC_IMPL_ADD (array, i, memrchr, HAS_CPU_FEATURE (SSE2), + __memrchr_sse2_bsf) + IFUNC_IMPL_ADD (array, i, memrchr, HAS_CPU_FEATURE (SSE2), + __memrchr_sse2) + IFUNC_IMPL_ADD (array, i, memrchr, 1, __memrchr_ia32)) +#endif + + /* Support sysdeps/i386/i686/multiarch/memset_chk.S. */ + IFUNC_IMPL (i, name, __memset_chk, + IFUNC_IMPL_ADD (array, i, __memset_chk, + HAS_CPU_FEATURE (SSE2), + __memset_chk_sse2_rep) + IFUNC_IMPL_ADD (array, i, __memset_chk, + HAS_CPU_FEATURE (SSE2), + __memset_chk_sse2) + IFUNC_IMPL_ADD (array, i, __memset_chk, + HAS_I686, __memset_chk_i686) +#if MINIMUM_ISA < 686 + IFUNC_IMPL_ADD (array, i, __memset_chk, + HAS_I586, __memset_chk_i586) + IFUNC_IMPL_ADD (array, i, __memset_chk, 1, + __memset_chk_i386) +#endif + ) + + /* Support sysdeps/i386/i686/multiarch/memset.S. */ + IFUNC_IMPL (i, name, memset, + IFUNC_IMPL_ADD (array, i, memset, HAS_CPU_FEATURE (SSE2), + __memset_sse2_rep) + IFUNC_IMPL_ADD (array, i, memset, HAS_CPU_FEATURE (SSE2), + __memset_sse2) + IFUNC_IMPL_ADD (array, i, memset, HAS_I686, + __memset_i686) +#if MINIMUM_ISA < 686 + IFUNC_IMPL_ADD (array, i, memset, HAS_I586, + __memset_i586) + IFUNC_IMPL_ADD (array, i, memset, 1, __memset_i386) +#endif + ) + +#if 0 + /* Support sysdeps/i386/i686/multiarch/rawmemchr.S. */ + IFUNC_IMPL (i, name, rawmemchr, + IFUNC_IMPL_ADD (array, i, rawmemchr, HAS_CPU_FEATURE (SSE2), + __rawmemchr_sse2_bsf) + IFUNC_IMPL_ADD (array, i, rawmemchr, HAS_CPU_FEATURE (SSE2), + __rawmemchr_sse2) + IFUNC_IMPL_ADD (array, i, rawmemchr, 1, __rawmemchr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/stpncpy.S. */ + IFUNC_IMPL (i, name, stpncpy, + IFUNC_IMPL_ADD (array, i, stpncpy, HAS_CPU_FEATURE (SSSE3), + __stpncpy_ssse3) + IFUNC_IMPL_ADD (array, i, stpncpy, HAS_CPU_FEATURE (SSE2), + __stpncpy_sse2) + IFUNC_IMPL_ADD (array, i, stpncpy, 1, __stpncpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/stpcpy.S. */ + IFUNC_IMPL (i, name, stpcpy, + IFUNC_IMPL_ADD (array, i, stpcpy, HAS_CPU_FEATURE (SSSE3), + __stpcpy_ssse3) + IFUNC_IMPL_ADD (array, i, stpcpy, HAS_CPU_FEATURE (SSE2), + __stpcpy_sse2) + IFUNC_IMPL_ADD (array, i, stpcpy, 1, __stpcpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcasecmp.S. */ + IFUNC_IMPL (i, name, strcasecmp, + IFUNC_IMPL_ADD (array, i, strcasecmp, + HAS_CPU_FEATURE (SSE4_2), + __strcasecmp_sse4_2) + IFUNC_IMPL_ADD (array, i, strcasecmp, + HAS_CPU_FEATURE (SSSE3), + __strcasecmp_ssse3) + IFUNC_IMPL_ADD (array, i, strcasecmp, 1, __strcasecmp_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcasecmp_l.S. */ + IFUNC_IMPL (i, name, strcasecmp_l, + IFUNC_IMPL_ADD (array, i, strcasecmp_l, + HAS_CPU_FEATURE (SSE4_2), + __strcasecmp_l_sse4_2) + IFUNC_IMPL_ADD (array, i, strcasecmp_l, + HAS_CPU_FEATURE (SSSE3), + __strcasecmp_l_ssse3) + IFUNC_IMPL_ADD (array, i, strcasecmp_l, 1, + __strcasecmp_l_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcat.S. */ + IFUNC_IMPL (i, name, strcat, + IFUNC_IMPL_ADD (array, i, strcat, HAS_CPU_FEATURE (SSSE3), + __strcat_ssse3) + IFUNC_IMPL_ADD (array, i, strcat, HAS_CPU_FEATURE (SSE2), + __strcat_sse2) + IFUNC_IMPL_ADD (array, i, strcat, 1, __strcat_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strchr.S. */ + IFUNC_IMPL (i, name, strchr, + IFUNC_IMPL_ADD (array, i, strchr, HAS_CPU_FEATURE (SSE2), + __strchr_sse2_bsf) + IFUNC_IMPL_ADD (array, i, strchr, HAS_CPU_FEATURE (SSE2), + __strchr_sse2) + IFUNC_IMPL_ADD (array, i, strchr, 1, __strchr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcmp.S. */ + IFUNC_IMPL (i, name, strcmp, + IFUNC_IMPL_ADD (array, i, strcmp, HAS_CPU_FEATURE (SSE4_2), + __strcmp_sse4_2) + IFUNC_IMPL_ADD (array, i, strcmp, HAS_CPU_FEATURE (SSSE3), + __strcmp_ssse3) + IFUNC_IMPL_ADD (array, i, strcmp, 1, __strcmp_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcpy.S. */ + IFUNC_IMPL (i, name, strcpy, + IFUNC_IMPL_ADD (array, i, strcpy, HAS_CPU_FEATURE (SSSE3), + __strcpy_ssse3) + IFUNC_IMPL_ADD (array, i, strcpy, HAS_CPU_FEATURE (SSE2), + __strcpy_sse2) + IFUNC_IMPL_ADD (array, i, strcpy, 1, __strcpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strcspn.S. */ + IFUNC_IMPL (i, name, strcspn, + IFUNC_IMPL_ADD (array, i, strcspn, HAS_CPU_FEATURE (SSE4_2), + __strcspn_sse42) + IFUNC_IMPL_ADD (array, i, strcspn, 1, __strcspn_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strncase.S. */ + IFUNC_IMPL (i, name, strncasecmp, + IFUNC_IMPL_ADD (array, i, strncasecmp, + HAS_CPU_FEATURE (SSE4_2), + __strncasecmp_sse4_2) + IFUNC_IMPL_ADD (array, i, strncasecmp, + HAS_CPU_FEATURE (SSSE3), + __strncasecmp_ssse3) + IFUNC_IMPL_ADD (array, i, strncasecmp, 1, + __strncasecmp_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strncase_l.S. */ + IFUNC_IMPL (i, name, strncasecmp_l, + IFUNC_IMPL_ADD (array, i, strncasecmp_l, + HAS_CPU_FEATURE (SSE4_2), + __strncasecmp_l_sse4_2) + IFUNC_IMPL_ADD (array, i, strncasecmp_l, + HAS_CPU_FEATURE (SSSE3), + __strncasecmp_l_ssse3) + IFUNC_IMPL_ADD (array, i, strncasecmp_l, 1, + __strncasecmp_l_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strncat.S. */ + IFUNC_IMPL (i, name, strncat, + IFUNC_IMPL_ADD (array, i, strncat, HAS_CPU_FEATURE (SSSE3), + __strncat_ssse3) + IFUNC_IMPL_ADD (array, i, strncat, HAS_CPU_FEATURE (SSE2), + __strncat_sse2) + IFUNC_IMPL_ADD (array, i, strncat, 1, __strncat_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strncpy.S. */ + IFUNC_IMPL (i, name, strncpy, + IFUNC_IMPL_ADD (array, i, strncpy, HAS_CPU_FEATURE (SSSE3), + __strncpy_ssse3) + IFUNC_IMPL_ADD (array, i, strncpy, HAS_CPU_FEATURE (SSE2), + __strncpy_sse2) + IFUNC_IMPL_ADD (array, i, strncpy, 1, __strncpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strnlen.S. */ + IFUNC_IMPL (i, name, strnlen, + IFUNC_IMPL_ADD (array, i, strnlen, HAS_CPU_FEATURE (SSE2), + __strnlen_sse2) + IFUNC_IMPL_ADD (array, i, strnlen, 1, __strnlen_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strpbrk.S. */ + IFUNC_IMPL (i, name, strpbrk, + IFUNC_IMPL_ADD (array, i, strpbrk, HAS_CPU_FEATURE (SSE4_2), + __strpbrk_sse42) + IFUNC_IMPL_ADD (array, i, strpbrk, 1, __strpbrk_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strrchr.S. */ + IFUNC_IMPL (i, name, strrchr, + IFUNC_IMPL_ADD (array, i, strrchr, HAS_CPU_FEATURE (SSE2), + __strrchr_sse2_bsf) + IFUNC_IMPL_ADD (array, i, strrchr, HAS_CPU_FEATURE (SSE2), + __strrchr_sse2) + IFUNC_IMPL_ADD (array, i, strrchr, 1, __strrchr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strspn.S. */ + IFUNC_IMPL (i, name, strspn, + IFUNC_IMPL_ADD (array, i, strspn, HAS_CPU_FEATURE (SSE4_2), + __strspn_sse42) + IFUNC_IMPL_ADD (array, i, strspn, 1, __strspn_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wcschr.S. */ + IFUNC_IMPL (i, name, wcschr, + IFUNC_IMPL_ADD (array, i, wcschr, HAS_CPU_FEATURE (SSE2), + __wcschr_sse2) + IFUNC_IMPL_ADD (array, i, wcschr, 1, __wcschr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wcscmp.S. */ + IFUNC_IMPL (i, name, wcscmp, + IFUNC_IMPL_ADD (array, i, wcscmp, HAS_CPU_FEATURE (SSE2), + __wcscmp_sse2) + IFUNC_IMPL_ADD (array, i, wcscmp, 1, __wcscmp_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wcscpy.S. */ + IFUNC_IMPL (i, name, wcscpy, + IFUNC_IMPL_ADD (array, i, wcscpy, HAS_CPU_FEATURE (SSSE3), + __wcscpy_ssse3) + IFUNC_IMPL_ADD (array, i, wcscpy, 1, __wcscpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wcslen.S. */ + IFUNC_IMPL (i, name, wcslen, + IFUNC_IMPL_ADD (array, i, wcslen, HAS_CPU_FEATURE (SSE2), + __wcslen_sse2) + IFUNC_IMPL_ADD (array, i, wcslen, 1, __wcslen_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wcsrchr.S. */ + IFUNC_IMPL (i, name, wcsrchr, + IFUNC_IMPL_ADD (array, i, wcsrchr, HAS_CPU_FEATURE (SSE2), + __wcsrchr_sse2) + IFUNC_IMPL_ADD (array, i, wcsrchr, 1, __wcsrchr_ia32)) + + /* Support sysdeps/i386/i686/multiarch/wmemcmp.S. */ + IFUNC_IMPL (i, name, wmemcmp, + IFUNC_IMPL_ADD (array, i, wmemcmp, HAS_CPU_FEATURE (SSE4_2), + __wmemcmp_sse4_2) + IFUNC_IMPL_ADD (array, i, wmemcmp, HAS_CPU_FEATURE (SSSE3), + __wmemcmp_ssse3) + IFUNC_IMPL_ADD (array, i, wmemcmp, 1, __wmemcmp_ia32)) + +#ifdef SHARED + /* Support sysdeps/i386/i686/multiarch/memcpy_chk.S. */ + IFUNC_IMPL (i, name, __memcpy_chk, + IFUNC_IMPL_ADD (array, i, __memcpy_chk, + HAS_CPU_FEATURE (SSSE3), + __memcpy_chk_ssse3_rep) + IFUNC_IMPL_ADD (array, i, __memcpy_chk, + HAS_CPU_FEATURE (SSSE3), + __memcpy_chk_ssse3) + IFUNC_IMPL_ADD (array, i, __memcpy_chk, + HAS_CPU_FEATURE (SSE2), + __memcpy_chk_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, __memcpy_chk, 1, + __memcpy_chk_ia32)) + + /* Support sysdeps/i386/i686/multiarch/memcpy.S. */ + IFUNC_IMPL (i, name, memcpy, + IFUNC_IMPL_ADD (array, i, memcpy, HAS_CPU_FEATURE (SSSE3), + __memcpy_ssse3_rep) + IFUNC_IMPL_ADD (array, i, memcpy, HAS_CPU_FEATURE (SSSE3), + __memcpy_ssse3) + IFUNC_IMPL_ADD (array, i, memcpy, HAS_CPU_FEATURE (SSE2), + __memcpy_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/mempcpy_chk.S. */ + IFUNC_IMPL (i, name, __mempcpy_chk, + IFUNC_IMPL_ADD (array, i, __mempcpy_chk, + HAS_CPU_FEATURE (SSSE3), + __mempcpy_chk_ssse3_rep) + IFUNC_IMPL_ADD (array, i, __mempcpy_chk, + HAS_CPU_FEATURE (SSSE3), + __mempcpy_chk_ssse3) + IFUNC_IMPL_ADD (array, i, __mempcpy_chk, + HAS_CPU_FEATURE (SSE2), + __mempcpy_chk_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, __mempcpy_chk, 1, + __mempcpy_chk_ia32)) + + /* Support sysdeps/i386/i686/multiarch/mempcpy.S. */ + IFUNC_IMPL (i, name, mempcpy, + IFUNC_IMPL_ADD (array, i, mempcpy, HAS_CPU_FEATURE (SSSE3), + __mempcpy_ssse3_rep) + IFUNC_IMPL_ADD (array, i, mempcpy, HAS_CPU_FEATURE (SSSE3), + __mempcpy_ssse3) + IFUNC_IMPL_ADD (array, i, mempcpy, HAS_CPU_FEATURE (SSE2), + __mempcpy_sse2_unaligned) + IFUNC_IMPL_ADD (array, i, mempcpy, 1, __mempcpy_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strlen.S. */ + IFUNC_IMPL (i, name, strlen, + IFUNC_IMPL_ADD (array, i, strlen, HAS_CPU_FEATURE (SSE2), + __strlen_sse2_bsf) + IFUNC_IMPL_ADD (array, i, strlen, HAS_CPU_FEATURE (SSE2), + __strlen_sse2) + IFUNC_IMPL_ADD (array, i, strlen, 1, __strlen_ia32)) + + /* Support sysdeps/i386/i686/multiarch/strncmp.S. */ + IFUNC_IMPL (i, name, strncmp, + IFUNC_IMPL_ADD (array, i, strncmp, HAS_CPU_FEATURE (SSE4_2), + __strncmp_sse4_2) + IFUNC_IMPL_ADD (array, i, strncmp, HAS_CPU_FEATURE (SSSE3), + __strncmp_ssse3) + IFUNC_IMPL_ADD (array, i, strncmp, 1, __strncmp_ia32)) +#endif +#endif + + return i; +} |