gcc/config/riscv/elf.h

   1 /* Target macros for riscv*-elf targets.
   2    Copyright (C) 1994-2024 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 #define LINK_SPEC "\
  21 -melf" XLEN_SPEC DEFAULT_ENDIAN_SPEC "riscv \
  22 %{mno-relax:--no-relax} \
  23 -X \
  24 %{mbig-endian:-EB} \
  25 %{mlittle-endian:-EL} \
  26 %{shared}"
  27
  28 /* Link against Newlib libraries, because the ELF backend assumes Newlib.
  29    Handle the circular dependence between libc and libgloss. */
  30 #undef  LIB_SPEC
  31 #define LIB_SPEC \
  32   "--start-group -lc %{!specs=nosys.specs:-lgloss} --end-group " \
  33   "%{!nostartfiles:%{!nodefaultlibs:%{!nolibc:%{!nostdlib:%:riscv_multi_lib_check()}}}}"
  34
  35 #undef  STARTFILE_SPEC
  36 #define STARTFILE_SPEC "crt0%O%s crtbegin%O%s"
  37
  38 #undef  ENDFILE_SPEC
  39 #define ENDFILE_SPEC "crtend%O%s"
  40
  41 #define RISCV_USE_CUSTOMISED_MULTI_LIB select_by_abi_arch_cmodel