gcc/config/sh/linux.h

   1 /* Definitions for SH running Linux-based GNU systems using ELF
   2    Copyright (C) 1999, 2000, 2002 Free Software Foundation, Inc.
   3    Contributed by Kazumoto Kojima <kkojima@rr.iij4u.or.jp>
   4
   5 This file is part of GNU CC.
   6
   7 GNU CC is free software; you can redistribute it and/or modify
   8 it under the terms of the GNU General Public License as published by
   9 the Free Software Foundation; either version 2, or (at your option)
  10 any later version.
  11
  12 GNU CC is distributed in the hope that it will be useful,
  13 but WITHOUT ANY WARRANTY; without even the implied warranty of
  14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15 GNU General Public License for more details.
  16
  17 You should have received a copy of the GNU General Public License
  18 along with this program; see the file COPYING.  If not, write to
  19 the Free Software Foundation, 59 Temple Place - Suite 330,
  20 Boston, MA 02111-1307, USA.  */
  21
  22 /* Run-time Target Specification.  */
  23 #undef TARGET_VERSION
  24 #define TARGET_VERSION  fputs (" (SH GNU/Linux with ELF)", stderr);
  25
  26 #undef SUBTARGET_CPP_SPEC
  27 #define SUBTARGET_CPP_SPEC "\
  28    %{posix:-D_POSIX_SOURCE} \
  29    %{pthread:-D_REENTRANT -D_PTHREADS} \
  30 "
  31
  32 #define TARGET_OS_CPP_BUILTINS() \
  33 do { \
  34   builtin_define_std ("unix"); \
  35   builtin_define ("__gnu_linux__"); \
  36   builtin_define_std ("linux"); \
  37   builtin_assert ("system=posix"); \
  38 } while (0)
  39
  40 #undef TARGET_DEFAULT
  41 #define TARGET_DEFAULT \
  42   (TARGET_CPU_DEFAULT | USERMODE_BIT | TARGET_ENDIAN_DEFAULT)
  43
  44 #undef SUBTARGET_LINK_EMUL_SUFFIX
  45 #define SUBTARGET_LINK_EMUL_SUFFIX "_linux"
  46 #undef SUBTARGET_LINK_SPEC
  47 #define SUBTARGET_LINK_SPEC \
  48   "%{shared:-shared} \
  49    %{!static: \
  50      %{rdynamic:-export-dynamic} \
  51      %{!dynamic-linker:-dynamic-linker /lib/ld-linux.so.2} \
  52      %{!rpath:-rpath /lib}} \
  53    %{static:-static}"
  54
  55 #undef LIB_SPEC
  56 #define LIB_SPEC \
  57   "%{shared: -lc} \
  58    %{!shared: %{pthread:-lthread} \
  59      %{profile:-lc_p} %{!profile: -lc}}"
  60
  61 #undef STARTFILE_SPEC
  62 #define STARTFILE_SPEC \
  63   "%{!shared: \
  64      %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} \
  65                        %{!p:%{profile:gcrt1.o%s} \
  66                          %{!profile:crt1.o%s}}}} \
  67    crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"