gcc/config/riscv/elf.h

   1 /* Target macros for riscv*-elf targets.
   2    Copyright (C) 1994-2018 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 #define LINK_SPEC "\
  21 -melf" XLEN_SPEC "lriscv \
  22 %{shared}"
  23
  24 /* Link against Newlib libraries, because the ELF backend assumes Newlib.
  25    Handle the circular dependence between libc and libgloss. */
  26 #undef  LIB_SPEC
  27 #define LIB_SPEC "--start-group -lc %{!specs=nosys.specs:-lgloss} --end-group"
  28
  29 #undef  STARTFILE_SPEC
  30 #define STARTFILE_SPEC "crt0%O%s crtbegin%O%s"
  31
  32 #undef  ENDFILE_SPEC
  33 #define ENDFILE_SPEC "crtend%O%s"
  34
  35 #define NO_IMPLICIT_EXTERN_C 1