sysdeps/aarch64/fpu/math-tests-arch.h

   1 /* Runtime architecture check for math tests. AArch64 version.
   2
   3    Copyright (C) 2023 Free Software Foundation, Inc.
   4    This file is part of the GNU C Library.
   5
   6    The GNU C Library is free software; you can redistribute it and/or
   7    modify it under the terms of the GNU Lesser General Public
   8    License as published by the Free Software Foundation; either
   9    version 2.1 of the License, or (at your option) any later version.
  10
  11    The GNU C Library is distributed in the hope that it will be useful,
  12    but WITHOUT ANY WARRANTY; without even the implied warranty of
  13    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  14    Lesser General Public License for more details.
  15
  16    You should have received a copy of the GNU Lesser General Public
  17    License along with the GNU C Library; if not, see
  18    <https://www.gnu.org/licenses/>.  */
  19
  20 #ifdef REQUIRE_SVE
  21 #  include <sys/auxv.h>
  22
  23 #  define INIT_ARCH_EXT
  24 #  define CHECK_ARCH_EXT                                                      \
  25     do                                                                        \
  26       {                                                                       \
  27         if (!(getauxval (AT_HWCAP) & HWCAP_SVE))                              \
  28           return;                                                             \
  29       }                                                                       \
  30     while (0)
  31
  32 #else
  33 #  include <sysdeps/generic/math-tests-arch.h>
  34 #endif