gcc/config/aarch64/aarch64-elf-raw.h

   1 /* Machine description for AArch64 architecture.
   2    Copyright (C) 2009-2018 Free Software Foundation, Inc.
   3    Contributed by ARM Ltd.
   4
   5    This file is part of GCC.
   6
   7    GCC is free software; you can redistribute it and/or modify it
   8    under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3, or (at your option)
  10    any later version.
  11
  12    GCC is distributed in the hope that it will be useful, but
  13    WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  15    General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with GCC; see the file COPYING3.  If not see
  19    <http://www.gnu.org/licenses/>.  */
  20
  21 /* Support for bare-metal builds.  */
  22 #ifndef GCC_AARCH64_ELF_RAW_H
  23 #define GCC_AARCH64_ELF_RAW_H
  24
  25 #define STARTFILE_SPEC " crti%O%s crtbegin%O%s crt0%O%s"
  26 #define ENDFILE_SPEC \
  27   " crtend%O%s crtn%O%s " \
  28   "%{Ofast|ffast-math|funsafe-math-optimizations:crtfastmath.o%s}"
  29
  30 #if TARGET_FIX_ERR_A53_835769_DEFAULT
  31 #define CA53_ERR_835769_SPEC \
  32   " %{!mno-fix-cortex-a53-835769:--fix-cortex-a53-835769}"
  33 #else
  34 #define CA53_ERR_835769_SPEC \
  35   " %{mfix-cortex-a53-835769:--fix-cortex-a53-835769}"
  36 #endif
  37
  38 #if TARGET_FIX_ERR_A53_843419_DEFAULT
  39 #define CA53_ERR_843419_SPEC \
  40   " %{!mno-fix-cortex-a53-843419:--fix-cortex-a53-843419}"
  41 #else
  42 #define CA53_ERR_843419_SPEC \
  43   " %{mfix-cortex-a53-843419:--fix-cortex-a53-843419}"
  44 #endif
  45
  46 #ifndef LINK_SPEC
  47 #define LINK_SPEC "%{h*}                        \
  48    %{static:-Bstatic}                           \
  49    %{shared:-shared}                            \
  50    %{symbolic:-Bsymbolic}                       \
  51    %{!static:%{rdynamic:-export-dynamic}}       \
  52    %{mbig-endian:-EB} %{mlittle-endian:-EL} -X  \
  53   -maarch64elf%{mabi=ilp32*:32}%{mbig-endian:b}" \
  54   CA53_ERR_835769_SPEC \
  55   CA53_ERR_843419_SPEC
  56 #endif
  57
  58 #endif /* GCC_AARCH64_ELF_RAW_H */