sysdeps/powerpc/powerpc64/multiarch/ifunc-impl-list.c

   1 /* Enumerate available IFUNC implementations of a function.  PowerPC64 version.
   2    Copyright (C) 2013-2023 Free Software Foundation, Inc.
   3    This file is part of the GNU C Library.
   4
   5    The GNU C Library is free software; you can redistribute it and/or
   6    modify it under the terms of the GNU Lesser General Public
   7    License as published by the Free Software Foundation; either
   8    version 2.1 of the License, or (at your option) any later version.
   9
  10    The GNU C Library is distributed in the hope that it will be useful,
  11    but WITHOUT ANY WARRANTY; without even the implied warranty of
  12    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13    Lesser General Public License for more details.
  14
  15    You should have received a copy of the GNU Lesser General Public
  16    License along with the GNU C Library; if not, see
  17    <https://www.gnu.org/licenses/>.  */
  18
  19 #include <assert.h>
  20 #include <cpu-features.h>
  21 #include <string.h>
  22 #include <wchar.h>
  23 #include <ldsodefs.h>
  24 #include <ifunc-impl-list.h>
  25
  26 size_t
  27 __libc_ifunc_impl_list (const char *name, struct libc_ifunc_impl *array,
  28                         size_t max)
  29 {
  30   size_t i = max;
  31   const struct cpu_features *features = &GLRO(dl_powerpc_cpu_features);
  32   unsigned long int hwcap = features->hwcap;
  33   unsigned long int hwcap2 = features->hwcap2;
  34 #ifdef SHARED
  35   int cacheline_size = GLRO(dl_cache_line_size);
  36 #endif
  37
  38   /* hwcap contains only the latest supported ISA, the code checks which is
  39      and fills the previous supported ones.  */
  40   if (hwcap & PPC_FEATURE_ARCH_2_06)
  41     hwcap |= PPC_FEATURE_ARCH_2_05 | PPC_FEATURE_POWER5_PLUS |
  42              PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4;
  43   else if (hwcap & PPC_FEATURE_ARCH_2_05)
  44     hwcap |= PPC_FEATURE_POWER5_PLUS | PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4;
  45   else if (hwcap & PPC_FEATURE_POWER5_PLUS)
  46     hwcap |= PPC_FEATURE_POWER5 | PPC_FEATURE_POWER4;
  47   else if (hwcap & PPC_FEATURE_POWER5)
  48     hwcap |= PPC_FEATURE_POWER4;
  49
  50 #ifdef SHARED
  51   /* Support sysdeps/powerpc/powerpc64/multiarch/memcpy.c.  */
  52   IFUNC_IMPL (i, name, memcpy,
  53 #ifdef __LITTLE_ENDIAN__
  54               IFUNC_IMPL_ADD (array, i, memcpy,
  55                               hwcap2 & PPC_FEATURE2_ARCH_3_1
  56                               && hwcap & PPC_FEATURE_HAS_VSX,
  57                               __memcpy_power10)
  58 #endif
  59               IFUNC_IMPL_ADD (array, i, memcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07
  60                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
  61                               __memcpy_power8_cached)
  62               IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_06
  63                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
  64                               __memcpy_power7)
  65               IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_06,
  66                               __memcpy_a2)
  67               IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_ARCH_2_05,
  68                               __memcpy_power6)
  69               IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_CELL_BE,
  70                               __memcpy_cell)
  71               IFUNC_IMPL_ADD (array, i, memcpy, hwcap & PPC_FEATURE_POWER4,
  72                               __memcpy_power4)
  73               IFUNC_IMPL_ADD (array, i, memcpy, 1, __memcpy_ppc))
  74
  75   /* Support sysdeps/powerpc/powerpc64/multiarch/memmove.c.  */
  76   IFUNC_IMPL (i, name, memmove,
  77 #ifdef __LITTLE_ENDIAN__
  78               IFUNC_IMPL_ADD (array, i, memmove,
  79                               hwcap2 & PPC_FEATURE2_ARCH_3_1
  80                               && hwcap2 & PPC_FEATURE2_HAS_ISEL
  81                               && hwcap & PPC_FEATURE_HAS_VSX,
  82                               __memmove_power10)
  83 #endif
  84               IFUNC_IMPL_ADD (array, i, memmove, hwcap & PPC_FEATURE_ARCH_2_06
  85                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
  86                               __memmove_power7)
  87               IFUNC_IMPL_ADD (array, i, memmove, 1, __memmove_ppc))
  88
  89   /* Support sysdeps/powerpc/powerpc64/multiarch/memset.c.  */
  90   IFUNC_IMPL (i, name, memset,
  91 #ifdef __LITTLE_ENDIAN__
  92               IFUNC_IMPL_ADD (array, i, memset,
  93                               hwcap2 & PPC_FEATURE2_ARCH_3_1
  94                               && hwcap2 & PPC_FEATURE2_HAS_ISEL
  95                               && hwcap & PPC_FEATURE_HAS_VSX
  96                               && cacheline_size == 128,
  97                               __memset_power10)
  98 #endif
  99               IFUNC_IMPL_ADD (array, i, memset, hwcap2 & PPC_FEATURE2_ARCH_2_07
 100                               && hwcap & PPC_FEATURE_HAS_ALTIVEC
 101                               && cacheline_size == 128,
 102                               __memset_power8)
 103               IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_ARCH_2_06
 104                               && cacheline_size == 128,
 105                               __memset_power7)
 106               IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_ARCH_2_05
 107                               && cacheline_size == 128,
 108                               __memset_power6)
 109               IFUNC_IMPL_ADD (array, i, memset, hwcap & PPC_FEATURE_POWER4
 110                               && cacheline_size == 128,
 111                               __memset_power4)
 112               IFUNC_IMPL_ADD (array, i, memset, 1, __memset_ppc))
 113
 114   /* Support sysdeps/powerpc/powerpc64/multiarch/strcpy.c.  */
 115   IFUNC_IMPL (i, name, strcpy,
 116 #ifdef __LITTLE_ENDIAN__
 117               IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_3_00
 118                               && hwcap & PPC_FEATURE_HAS_VSX,
 119                               __strcpy_power9)
 120 #endif
 121               IFUNC_IMPL_ADD (array, i, strcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07
 122                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 123                               __strcpy_power8)
 124               IFUNC_IMPL_ADD (array, i, strcpy, hwcap & PPC_FEATURE_ARCH_2_06
 125                               && hwcap & PPC_FEATURE_HAS_VSX,
 126                               __strcpy_power7)
 127               IFUNC_IMPL_ADD (array, i, strcpy, 1,
 128                               __strcpy_ppc))
 129
 130   /* Support sysdeps/powerpc/powerpc64/multiarch/stpcpy.c.  */
 131   IFUNC_IMPL (i, name, stpcpy,
 132 #ifdef __LITTLE_ENDIAN__
 133               IFUNC_IMPL_ADD (array, i, stpcpy, hwcap2 & PPC_FEATURE2_ARCH_3_00
 134                               && hwcap & PPC_FEATURE_HAS_VSX,
 135                               __stpcpy_power9)
 136 #endif
 137               IFUNC_IMPL_ADD (array, i, stpcpy, hwcap2 & PPC_FEATURE2_ARCH_2_07
 138                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 139                               __stpcpy_power8)
 140               IFUNC_IMPL_ADD (array, i, stpcpy, hwcap & PPC_FEATURE_ARCH_2_06
 141                               && hwcap & PPC_FEATURE_HAS_VSX,
 142                               __stpcpy_power7)
 143               IFUNC_IMPL_ADD (array, i, stpcpy, 1,
 144                               __stpcpy_ppc))
 145
 146   /* Support sysdeps/powerpc/powerpc64/multiarch/strlen.c.  */
 147   IFUNC_IMPL (i, name, strlen,
 148 #ifdef __LITTLE_ENDIAN__
 149               IFUNC_IMPL_ADD (array, i, strlen, hwcap2 & PPC_FEATURE2_ARCH_3_1
 150                               && hwcap & PPC_FEATURE_HAS_VSX,
 151                               __strlen_power10)
 152               IFUNC_IMPL_ADD (array, i, strlen, hwcap2 & PPC_FEATURE2_ARCH_3_00
 153                               && hwcap & PPC_FEATURE_HAS_VSX,
 154                               __strlen_power9)
 155 #endif
 156               IFUNC_IMPL_ADD (array, i, strlen, hwcap2 & PPC_FEATURE2_ARCH_2_07
 157                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 158                               __strlen_power8)
 159               IFUNC_IMPL_ADD (array, i, strlen, hwcap & PPC_FEATURE_ARCH_2_06,
 160                               __strlen_power7)
 161               IFUNC_IMPL_ADD (array, i, strlen, 1,
 162                               __strlen_ppc))
 163
 164   /* Support sysdeps/powerpc/powerpc64/multiarch/strncmp.c.  */
 165   IFUNC_IMPL (i, name, strncmp,
 166 #ifdef __LITTLE_ENDIAN__
 167               IFUNC_IMPL_ADD (array, i, strncmp, hwcap2 & PPC_FEATURE2_ARCH_3_00
 168                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 169                               __strncmp_power9)
 170 #endif
 171               IFUNC_IMPL_ADD (array, i, strncmp, hwcap2 & PPC_FEATURE2_ARCH_2_07,
 172                               __strncmp_power8)
 173               IFUNC_IMPL_ADD (array, i, strncmp, 1,
 174                               __strncmp_ppc))
 175
 176   /* Support sysdeps/powerpc/powerpc64/multiarch/strchr.c.  */
 177   IFUNC_IMPL (i, name, strchr,
 178               IFUNC_IMPL_ADD (array, i, strchr,
 179                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 180                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 181                               __strchr_power8)
 182               IFUNC_IMPL_ADD (array, i, strchr,
 183                               hwcap & PPC_FEATURE_ARCH_2_06,
 184                               __strchr_power7)
 185               IFUNC_IMPL_ADD (array, i, strchr, 1,
 186                               __strchr_ppc))
 187
 188   /* Support sysdeps/powerpc/powerpc64/multiarch/strchrnul.c.  */
 189   IFUNC_IMPL (i, name, strchrnul,
 190               IFUNC_IMPL_ADD (array, i, strchrnul,
 191                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 192                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 193                               __strchrnul_power8)
 194               IFUNC_IMPL_ADD (array, i, strchrnul,
 195                               hwcap & PPC_FEATURE_ARCH_2_06,
 196                               __strchrnul_power7)
 197               IFUNC_IMPL_ADD (array, i, strchrnul, 1,
 198                               __strchrnul_ppc))
 199 #endif
 200
 201   /* Support sysdeps/powerpc/powerpc64/multiarch/memcmp.c.  */
 202   IFUNC_IMPL (i, name, memcmp,
 203 #ifdef __LITTLE_ENDIAN__
 204               IFUNC_IMPL_ADD (array, i, memcmp,
 205             hwcap2 & PPC_FEATURE2_ARCH_3_1
 206             && hwcap & PPC_FEATURE_HAS_VSX,
 207                               __memcmp_power10)
 208 #endif
 209               IFUNC_IMPL_ADD (array, i, memcmp, hwcap2 & PPC_FEATURE2_ARCH_2_07
 210                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 211                               __memcmp_power8)
 212               IFUNC_IMPL_ADD (array, i, memcmp, hwcap & PPC_FEATURE_ARCH_2_06,
 213                               __memcmp_power7)
 214               IFUNC_IMPL_ADD (array, i, memcmp, hwcap & PPC_FEATURE_POWER4,
 215                               __memcmp_power4)
 216               IFUNC_IMPL_ADD (array, i, memcmp, 1, __memcmp_ppc))
 217
 218   /* Support sysdeps/powerpc/powerpc64/multiarch/mempcpy.c.  */
 219   IFUNC_IMPL (i, name, mempcpy,
 220               IFUNC_IMPL_ADD (array, i, mempcpy,
 221                               hwcap & PPC_FEATURE_ARCH_2_06
 222                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 223                               __mempcpy_power7)
 224               IFUNC_IMPL_ADD (array, i, mempcpy, 1,
 225                               __mempcpy_ppc))
 226
 227   /* Support sysdeps/powerpc/powerpc64/multiarch/memchr.c.  */
 228   IFUNC_IMPL (i, name, memchr,
 229               IFUNC_IMPL_ADD (array, i, memchr,
 230                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 231                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 232                               __memchr_power8)
 233               IFUNC_IMPL_ADD (array, i, memchr,
 234                               hwcap & PPC_FEATURE_ARCH_2_06,
 235                               __memchr_power7)
 236               IFUNC_IMPL_ADD (array, i, memchr, 1,
 237                               __memchr_ppc))
 238
 239   /* Support sysdeps/powerpc/powerpc64/multiarch/memrchr.c.  */
 240   IFUNC_IMPL (i, name, memrchr,
 241               IFUNC_IMPL_ADD (array, i, memrchr,
 242                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 243                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 244                               __memrchr_power8)
 245               IFUNC_IMPL_ADD (array, i, memrchr,
 246                               hwcap & PPC_FEATURE_ARCH_2_06,
 247                               __memrchr_power7)
 248               IFUNC_IMPL_ADD (array, i, memrchr, 1,
 249                               __memrchr_ppc))
 250
 251   /* Support sysdeps/powerpc/powerpc64/multiarch/rawmemchr.c.  */
 252   IFUNC_IMPL (i, name, rawmemchr,
 253 #ifdef __LITTLE_ENDIAN__
 254               IFUNC_IMPL_ADD (array, i, rawmemchr,
 255                               (hwcap2 & PPC_FEATURE2_ARCH_3_1)
 256                               && (hwcap & PPC_FEATURE_HAS_VSX),
 257                               __rawmemchr_power10)
 258               IFUNC_IMPL_ADD (array, i, rawmemchr,
 259                               hwcap2 & PPC_FEATURE2_ARCH_3_00
 260                               && hwcap & PPC_FEATURE_HAS_VSX,
 261                               __rawmemchr_power9)
 262 #endif
 263               IFUNC_IMPL_ADD (array, i, rawmemchr,
 264                               hwcap & PPC_FEATURE_ARCH_2_06,
 265                               __rawmemchr_power7)
 266               IFUNC_IMPL_ADD (array, i, rawmemchr, 1,
 267                               __rawmemchr_ppc))
 268
 269   /* Support sysdeps/powerpc/powerpc64/multiarch/strnlen.c.  */
 270   IFUNC_IMPL (i, name, strnlen,
 271               IFUNC_IMPL_ADD (array, i, strnlen,
 272                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 273                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 274                               __strnlen_power8)
 275               IFUNC_IMPL_ADD (array, i, strnlen, hwcap & PPC_FEATURE_ARCH_2_06,
 276                               __strnlen_power7)
 277               IFUNC_IMPL_ADD (array, i, strnlen, 1,
 278                               __strnlen_ppc))
 279
 280   /* Support sysdeps/powerpc/powerpc64/multiarch/strcasecmp.c.  */
 281   IFUNC_IMPL (i, name, strcasecmp,
 282               IFUNC_IMPL_ADD (array, i, strcasecmp,
 283                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 284                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 285                               __strcasecmp_power8)
 286               IFUNC_IMPL_ADD (array, i, strcasecmp,
 287                               hwcap & PPC_FEATURE_ARCH_2_06,
 288                               __strcasecmp_power7)
 289               IFUNC_IMPL_ADD (array, i, strcasecmp, 1, __strcasecmp_ppc))
 290
 291   /* Support sysdeps/powerpc/powerpc64/multiarch/strcasecmp_l.c.  */
 292   IFUNC_IMPL (i, name, strcasecmp_l,
 293               IFUNC_IMPL_ADD (array, i, strcasecmp_l,
 294                               hwcap & PPC_FEATURE_ARCH_2_06,
 295                               __strcasecmp_l_power7)
 296               IFUNC_IMPL_ADD (array, i, strcasecmp_l, 1,
 297                               __strcasecmp_l_ppc))
 298
 299   /* Support sysdeps/powerpc/powerpc64/multiarch/strncase.c.  */
 300   IFUNC_IMPL (i, name, strncasecmp,
 301               IFUNC_IMPL_ADD (array, i, strncasecmp,
 302                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 303                                && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 304                               __strncasecmp_power8)
 305               IFUNC_IMPL_ADD (array, i, strncasecmp,
 306                               hwcap & PPC_FEATURE_ARCH_2_06,
 307                               __strncasecmp_power7)
 308               IFUNC_IMPL_ADD (array, i, strncasecmp, 1, __strncasecmp_ppc))
 309
 310   /* Support sysdeps/powerpc/powerpc64/multiarch/strncase_l.c.  */
 311   IFUNC_IMPL (i, name, strncasecmp_l,
 312               IFUNC_IMPL_ADD (array, i, strncasecmp_l,
 313                               hwcap & PPC_FEATURE_ARCH_2_06,
 314                               __strncasecmp_l_power7)
 315               IFUNC_IMPL_ADD (array, i, strncasecmp_l, 1,
 316                               __strncasecmp_l_ppc))
 317
 318   /* Support sysdeps/powerpc/powerpc64/multiarch/strrchr.c.  */
 319   IFUNC_IMPL (i, name, strrchr,
 320               IFUNC_IMPL_ADD (array, i, strrchr,
 321                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 322                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 323                               __strrchr_power8)
 324               IFUNC_IMPL_ADD (array, i, strrchr,
 325                               hwcap & PPC_FEATURE_ARCH_2_06,
 326                               __strrchr_power7)
 327               IFUNC_IMPL_ADD (array, i, strrchr, 1,
 328                               __strrchr_ppc))
 329
 330   /* Support sysdeps/powerpc/powerpc64/multiarch/strncat.c.  */
 331   IFUNC_IMPL (i, name, strncat,
 332               IFUNC_IMPL_ADD (array, i, strncat,
 333                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 334                               && hwcap & PPC_FEATURE_HAS_VSX,
 335                               __strncat_power8)
 336               IFUNC_IMPL_ADD (array, i, strncat,
 337                               hwcap & PPC_FEATURE_ARCH_2_06
 338                               && hwcap & PPC_FEATURE_HAS_VSX,
 339                               __strncat_power7)
 340               IFUNC_IMPL_ADD (array, i, strncat, 1,
 341                               __strncat_ppc))
 342
 343   /* Support sysdeps/powerpc/powerpc64/multiarch/strncpy.c.  */
 344   IFUNC_IMPL (i, name, strncpy,
 345 #ifdef __LITTLE_ENDIAN__
 346               IFUNC_IMPL_ADD (array, i, strncpy,
 347                               (hwcap2 & PPC_FEATURE2_ARCH_3_00)
 348                               && (hwcap & PPC_FEATURE_HAS_VSX),
 349                               __strncpy_power9)
 350 #endif
 351               IFUNC_IMPL_ADD (array, i, strncpy,
 352                               hwcap2 & PPC_FEATURE2_ARCH_2_07,
 353                               __strncpy_power8)
 354               IFUNC_IMPL_ADD (array, i, strncpy,
 355                               hwcap & PPC_FEATURE_ARCH_2_06,
 356                               __strncpy_power7)
 357               IFUNC_IMPL_ADD (array, i, strncpy, 1,
 358                              __strncpy_ppc))
 359
 360   /* Support sysdeps/powerpc/powerpc64/multiarch/stpncpy.c.  */
 361   IFUNC_IMPL (i, name, stpncpy,
 362 #ifdef __LITTLE_ENDIAN__
 363               IFUNC_IMPL_ADD (array, i, stpncpy,
 364                               (hwcap2 & PPC_FEATURE2_ARCH_3_00)
 365                               && (hwcap & PPC_FEATURE_HAS_VSX),
 366                               __stpncpy_power9)
 367 #endif
 368               IFUNC_IMPL_ADD (array, i, stpncpy,
 369                               hwcap2 & PPC_FEATURE2_ARCH_2_07,
 370                               __stpncpy_power8)
 371               IFUNC_IMPL_ADD (array, i, stpncpy,
 372                               hwcap & PPC_FEATURE_ARCH_2_06,
 373                               __stpncpy_power7)
 374               IFUNC_IMPL_ADD (array, i, stpncpy, 1,
 375                              __stpncpy_ppc))
 376
 377   /* Support sysdeps/powerpc/powerpc64/multiarch/strcmp.c.  */
 378   IFUNC_IMPL (i, name, strcmp,
 379 #ifdef __LITTLE_ENDIAN__
 380               IFUNC_IMPL_ADD (array, i, strcmp,
 381                               hwcap2 & PPC_FEATURE2_ARCH_3_00
 382                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 383                               __strcmp_power9)
 384 #endif
 385               IFUNC_IMPL_ADD (array, i, strcmp,
 386                               hwcap2 & PPC_FEATURE2_ARCH_2_07,
 387                               __strcmp_power8)
 388               IFUNC_IMPL_ADD (array, i, strcmp,
 389                               hwcap & PPC_FEATURE_ARCH_2_06,
 390                               __strcmp_power7)
 391               IFUNC_IMPL_ADD (array, i, strcmp, 1,
 392                              __strcmp_ppc))
 393
 394   /* Support sysdeps/powerpc/powerpc64/multiarch/strcat.c.  */
 395   IFUNC_IMPL (i, name, strcat,
 396               IFUNC_IMPL_ADD (array, i, strcat,
 397                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 398                               && hwcap & PPC_FEATURE_HAS_VSX,
 399                               __strcat_power8)
 400               IFUNC_IMPL_ADD (array, i, strcat,
 401                               hwcap & PPC_FEATURE_ARCH_2_06
 402                               && hwcap & PPC_FEATURE_HAS_VSX,
 403                               __strcat_power7)
 404               IFUNC_IMPL_ADD (array, i, strcat, 1,
 405                              __strcat_ppc))
 406
 407   /* Support sysdeps/powerpc/powerpc64/multiarch/strspn.c.  */
 408   IFUNC_IMPL (i, name, strspn,
 409              IFUNC_IMPL_ADD (array, i, strspn,
 410                              hwcap2 & PPC_FEATURE2_ARCH_2_07
 411                              && hwcap & PPC_FEATURE_HAS_VSX,
 412                              __strspn_power8)
 413              IFUNC_IMPL_ADD (array, i, strspn, 1,
 414                              __strspn_ppc))
 415
 416   /* Support sysdeps/powerpc/powerpc64/multiarch/strcspn.c.  */
 417   IFUNC_IMPL (i, name, strcspn,
 418              IFUNC_IMPL_ADD (array, i, strcspn,
 419                              hwcap2 & PPC_FEATURE2_ARCH_2_07
 420                              && hwcap & PPC_FEATURE_HAS_VSX,
 421                              __strcspn_power8)
 422              IFUNC_IMPL_ADD (array, i, strcspn, 1,
 423                              __strcspn_ppc))
 424
 425   /* Support sysdeps/powerpc/powerpc64/multiarch/strstr.c.  */
 426   IFUNC_IMPL (i, name, strstr,
 427              IFUNC_IMPL_ADD (array, i, strstr,
 428                              hwcap & PPC_FEATURE_ARCH_2_06,
 429                              __strstr_power7)
 430              IFUNC_IMPL_ADD (array, i, strstr, 1,
 431                              __strstr_ppc))
 432
 433
 434   /* Support sysdeps/powerpc/powerpc64/multiarch/strcasestr.c.  */
 435   IFUNC_IMPL (i, name, strcasestr,
 436               IFUNC_IMPL_ADD (array, i, strcasestr,
 437                               hwcap2 & PPC_FEATURE2_ARCH_2_07
 438                               && hwcap & PPC_FEATURE_HAS_ALTIVEC,
 439                               __strcasestr_power8)
 440              IFUNC_IMPL_ADD (array, i, strcasestr, 1,
 441                              __strcasestr_ppc))
 442
 443   return 0;
 444 }