--- /dev/null
+/* Enumerate available IFUNC implementations of a function. i686 version.
+ Copyright (C) 2012 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 3
+
+/* 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;
+
+ /* Support sysdeps/i386/i686/multiarch/bcopy.S. */
+ IFUNC_IMPL (i, name, bcopy,
+ IFUNC_IMPL_ADD (array, i, bcopy, HAS_SSSE3,
+ __bcopy_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, bcopy, HAS_SSSE3, __bcopy_ssse3)
+ IFUNC_IMPL_ADD (array, i, bcopy, 1, __bcopy_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/bzero.S. */
+ IFUNC_IMPL (i, name, bzero,
+ IFUNC_IMPL_ADD (array, i, bzero, HAS_SSE2, __bzero_sse2_rep)
+ IFUNC_IMPL_ADD (array, i, bzero, HAS_SSE2, __bzero_sse2)
+ IFUNC_IMPL_ADD (array, i, bzero, 1, __bzero_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/memchr.S. */
+ IFUNC_IMPL (i, name, memchr,
+ IFUNC_IMPL_ADD (array, i, memchr, HAS_SSE2,
+ __memchr_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, memchr, HAS_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_SSE4_2,
+ __memcmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, memcmp, HAS_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_SSSE3,
+ __memmove_chk_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, __memmove_chk, HAS_SSSE3,
+ __memmove_chk_ssse3)
+ 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_SSSE3,
+ __memmove_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, memmove, HAS_SSSE3,
+ __memmove_ssse3)
+ 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_SSE2,
+ __memrchr_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, memrchr, HAS_SSE2, __memrchr_sse2)
+ IFUNC_IMPL_ADD (array, i, memrchr, 1, __memrchr_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/memset_chk.S. */
+ IFUNC_IMPL (i, name, __memset_chk,
+ IFUNC_IMPL_ADD (array, i, __memset_chk, HAS_SSE2,
+ __memset_chk_sse2_rep)
+ IFUNC_IMPL_ADD (array, i, __memset_chk, HAS_SSE2,
+ __memset_chk_sse2)
+ IFUNC_IMPL_ADD (array, i, __memset_chk, 1,
+ __memset_chk_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/memset.S. */
+ IFUNC_IMPL (i, name, memset,
+ IFUNC_IMPL_ADD (array, i, memset, HAS_SSE2,
+ __memset_sse2_rep)
+ IFUNC_IMPL_ADD (array, i, memset, HAS_SSE2, __memset_sse2)
+ IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/rawmemchr.S. */
+ IFUNC_IMPL (i, name, rawmemchr,
+ IFUNC_IMPL_ADD (array, i, rawmemchr, HAS_SSE2,
+ __rawmemchr_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, rawmemchr, HAS_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_SSSE3,
+ __stpncpy_ssse3)
+ IFUNC_IMPL_ADD (array, i, stpncpy, HAS_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_SSSE3, __stpcpy_ssse3)
+ IFUNC_IMPL_ADD (array, i, stpcpy, HAS_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_SSE4_2,
+ __strcasecmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strcasecmp, HAS_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_SSE4_2,
+ __strcasecmp_l_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strcasecmp_l, HAS_SSSE3,
+ __strcasecmp_l_ssse3)
+ IFUNC_IMPL_ADD (array, i, strcasecmp_l, 1,
+ __strcasecmp_l_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/strcasestr.c. */
+ IFUNC_IMPL (i, name, strcasestr,
+ IFUNC_IMPL_ADD (array, i, strcasestr, HAS_SSE4_2,
+ __strcasestr_sse42)
+ IFUNC_IMPL_ADD (array, i, strcasestr, 1, __strcasestr_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/strcat.S. */
+ IFUNC_IMPL (i, name, strcat,
+ IFUNC_IMPL_ADD (array, i, strcat, HAS_SSSE3, __strcat_ssse3)
+ IFUNC_IMPL_ADD (array, i, strcat, HAS_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_SSE2,
+ __strchr_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, strchr, HAS_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_SSE4_2,
+ __strcmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strcmp, HAS_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_SSSE3, __strcpy_ssse3)
+ IFUNC_IMPL_ADD (array, i, strcpy, HAS_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_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_SSE4_2,
+ __strncasecmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strncasecmp, HAS_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_SSE4_2, __strncasecmp_l_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strncasecmp_l,
+ HAS_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_SSSE3,
+ __strncat_ssse3)
+ IFUNC_IMPL_ADD (array, i, strncat, HAS_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_SSSE3,
+ __strncpy_ssse3)
+ IFUNC_IMPL_ADD (array, i, strncpy, HAS_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_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_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_SSE2,
+ __strrchr_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, strrchr, HAS_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_SSE4_2, __strspn_sse42)
+ IFUNC_IMPL_ADD (array, i, strspn, 1, __strspn_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/strstr-c.c. */
+ IFUNC_IMPL (i, name, strstr,
+ IFUNC_IMPL_ADD (array, i, strstr, HAS_SSE4_2, __strstr_sse42)
+ IFUNC_IMPL_ADD (array, i, strstr, 1, __strstr_ia32))
+
+ /* Support sysdeps/i386/i686/multiarch/wcschr.S. */
+ IFUNC_IMPL (i, name, wcschr,
+ IFUNC_IMPL_ADD (array, i, wcschr, HAS_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_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_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_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_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_SSE4_2,
+ __wmemcmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, wmemcmp, HAS_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_SSSE3,
+ __memcpy_chk_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, __memcpy_chk, HAS_SSSE3,
+ __memcpy_chk_ssse3)
+ 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_SSSE3,
+ __memcpy_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, memcpy, HAS_SSSE3, __memcpy_ssse3)
+ 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_SSSE3,
+ __mempcpy_chk_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, __mempcpy_chk, HAS_SSSE3,
+ __mempcpy_chk_ssse3)
+ 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_SSSE3,
+ __mempcpy_ssse3_rep)
+ IFUNC_IMPL_ADD (array, i, mempcpy, HAS_SSSE3,
+ __mempcpy_ssse3)
+ 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_SSE2,
+ __strlen_sse2_bsf)
+ IFUNC_IMPL_ADD (array, i, strlen, HAS_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_SSE4_2,
+ __strncmp_sse4_2)
+ IFUNC_IMPL_ADD (array, i, strncmp, HAS_SSSE3,
+ __strncmp_ssse3)
+ IFUNC_IMPL_ADD (array, i, strncmp, 1, __strncmp_ia32))
+#endif
+
+ return i;
+}
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