gcc/config/linux.cc

   1 /* Functions for Linux Android as target machine for GNU C compiler.
   2    Copyright (C) 2013-2024 Free Software Foundation, Inc.
   3
   4 This file is part of GCC.
   5
   6 GCC is free software; you can redistribute it and/or modify
   7 it under the terms of the GNU General Public License as published by
   8 the Free Software Foundation; either version 3, or (at your option)
   9 any later version.
  10
  11 GCC 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
  14 GNU General Public License for more details.
  15
  16 You should have received a copy of the GNU General Public License
  17 along with GCC; see the file COPYING3.  If not see
  18 <http://www.gnu.org/licenses/>.  */
  19
  20 #include "config.h"
  21 #include "system.h"
  22 #include "coretypes.h"
  23 #include "tm.h"
  24 #include "tree.h"
  25 #include "linux-protos.h"
  26 #include "target.h"
  27 #include "targhooks.h"
  28
  29 bool
  30 linux_libc_has_function (enum function_class fn_class,
  31                          tree type ATTRIBUTE_UNUSED)
  32 {
  33   if (OPTION_GLIBC || OPTION_MUSL)
  34     return true;
  35   if (OPTION_BIONIC)
  36     if (fn_class == function_c94
  37         || fn_class == function_c99_misc
  38         || fn_class == function_sincos)
  39         return true;
  40
  41   return false;
  42 }
  43
  44 unsigned
  45 linux_libm_function_max_error (unsigned cfn, machine_mode mode,
  46                                bool boundary_p)
  47 {
  48   if (OPTION_GLIBC)
  49     return glibc_linux_libm_function_max_error (cfn, mode, boundary_p);
  50   return default_libm_function_max_error (cfn, mode, boundary_p);
  51 }
  52
  53 unsigned
  54 linux_fortify_source_default_level ()
  55 {
  56   if (OPTION_GLIBC && TARGET_GLIBC_MAJOR == 2 && TARGET_GLIBC_MINOR >= 35)
  57     return 3;
  58
  59   return 2;
  60 }