diff options
Diffstat (limited to 'REORG.TODO/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c')
| -rw-r--r-- | REORG.TODO/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c | 224 |
1 files changed, 224 insertions, 0 deletions
diff --git a/REORG.TODO/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c b/REORG.TODO/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c new file mode 100644 index 0000000000..1caf15a07d --- /dev/null +++ b/REORG.TODO/sysdeps/powerpc/powerpc32/power4/multiarch/ifunc-impl-list.c @@ -0,0 +1,224 @@ +/* Enumerate available IFUNC implementations of a function. PowerPC32 version. + Copyright (C) 2013-2017 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); + /* 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/powerpc32/power4/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, 1, __memcpy_ppc)) + + /* Support sysdeps/powerpc/powerpc32/power4/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/powerpc32/power4/multiarch/memset.c. */ + IFUNC_IMPL (i, name, memset, + 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, 1, __memset_ppc)) + + /* Support sysdeps/powerpc/powerpc32/power4/multiarch/bzero.c. */ + IFUNC_IMPL (i, name, bzero, + 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, 1, __bzero_ppc)) + + /* Support sysdeps/powerpc/powerpc32/power4/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/powerpc32/power4/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/powerpc32/multiarch/strncmp.c. */ + IFUNC_IMPL (i, name, strncmp, + IFUNC_IMPL_ADD (array, i, strncmp, hwcap & PPC_FEATURE_HAS_VSX, + __strncmp_power7) + IFUNC_IMPL_ADD (array, i, strncmp, 1, + __strncmp_ppc)) +#endif + + /* Support sysdeps/powerpc/powerpc32/power4/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, 1, __memcmp_ppc)) + + /* Support sysdeps/powerpc/powerpc32/power4/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/powerpc32/power4/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/powerpc32/power4/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/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)) + + /* Support sysdeps/powerpc/powerpc32/power4/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/powerpc32/power4/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/powerpc32/power4/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/powerpc32/power4/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/powerpc32/power4/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)) + + /* Support sysdeps/powerpc/powerpc32/power4/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/powerpc32/power4/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/powerpc32/power4/multiarch/wcsrchr.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/powerpc32/power4/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)) + + return i; +} |