gcc/config/riscv/freebsd.h

   1 /* Definitions for RISC-V FreeBSD systems with ELF format.
   2    Copyright (C) 2018-2024 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 #undef WCHAR_TYPE
  21 #define WCHAR_TYPE "int"
  22
  23 #undef WCHAR_TYPE_SIZE
  24 #define WCHAR_TYPE_SIZE 32
  25
  26 #undef  SUBTARGET_EXTRA_SPECS
  27 #define SUBTARGET_EXTRA_SPECS \
  28   { "fbsd_dynamic_linker", FBSD_DYNAMIC_LINKER }
  29
  30 #undef CC1_SPEC
  31 #define CC1_SPEC "%(cc1_cpu) %{profile:-p}"
  32
  33 /* Provide a LINK_SPEC appropriate for FreeBSD.  Here we provide support
  34    for the special GCC options -static and -shared, which allow us to
  35    link things in one of these three modes by applying the appropriate
  36    combinations of options at link-time.
  37
  38    When the -shared link option is used a final link is not being
  39    done.  */
  40
  41 #undef LINK_SPEC
  42 #define LINK_SPEC "                                             \
  43   -melf" XLEN_SPEC DEFAULT_ENDIAN_SPEC "riscv                   \
  44   %{p:%nconsider using `-pg' instead of `-p' with gprof (1)}    \
  45   " FBSD_LINK_PG_NOTES "                                                \
  46   %{v:-V}                                                       \
  47   %{assert*} %{R*} %{rpath*} %{defsym*}                         \
  48   -X                                                            \
  49   %{mbig-endian:-EB}                                            \
  50   %{mlittle-endian:-EL}                                         \
  51   %{shared:-Bshareable %{h*} %{soname*}}                        \
  52   %{symbolic:-Bsymbolic}                                        \
  53   %{static:-Bstatic}                                            \
  54   %{!shared:                                                    \
  55       %{!static:                                                \
  56         %{rdynamic:-export-dynamic}                             \
  57         -dynamic-linker " FBSD_DYNAMIC_LINKER "}                \
  58         %{static:-static}}"
  59
  60 #define STARTFILE_PREFIX_SPEC                   \
  61    "/lib" XLEN_SPEC "/" ABI_SPEC "/ "           \
  62    "/usr/lib" XLEN_SPEC "/" ABI_SPEC "/ "       \
  63    "/lib/ "                                     \
  64    "/usr/lib/ "