gcc/config/m32r/linux.h

/* Definitions for Renesas M32R running Linux-based GNU systems using ELF.
   Copyright (C) 2003-2015 Free Software Foundation, Inc.

   This file is part of GCC.

   GCC is free software; you can redistribute it and/or modify it
   under the terms of the GNU General Public License as published
   by the Free Software Foundation; either version 3, or (at your
   option) any later version.

   GCC is distributed in the hope that it will be useful, but WITHOUT
   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
   or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public
   License for more details.

   You should have received a copy of the GNU General Public License
   along with GCC; see the file COPYING3.  If not see
   <http://www.gnu.org/licenses/>.  */

#undef  SIZE_TYPE
#define SIZE_TYPE "unsigned int"
 
#undef  PTRDIFF_TYPE
#define PTRDIFF_TYPE "int"
  
#undef  WCHAR_TYPE
#define WCHAR_TYPE "long int"
   
#undef  WCHAR_TYPE_SIZE
#define WCHAR_TYPE_SIZE BITS_PER_WORD
    
/* Provide a LINK_SPEC appropriate for Linux.  Here we provide support
   for the special GCC options -static and -shared, which allow us to
   link things in one of these three modes by applying the appropriate
   combinations of options at link-time.

   When the -shared link option is used a final link is not being
   done.  */

#define GLIBC_DYNAMIC_LINKER "/lib/ld-linux.so.2"

#undef	LINK_SPEC
#if TARGET_LITTLE_ENDIAN
#define LINK_SPEC "%(link_cpu) -m m32rlelf_linux %{shared:-shared} \
  %{!shared: \
    %{!static: \
      %{rdynamic:-export-dynamic} \
      -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
      %{static:-static}}"
#else
#define LINK_SPEC "%(link_cpu) -m m32relf_linux %{shared:-shared} \
  %{!shared: \
    %{!static: \
      %{rdynamic:-export-dynamic} \
      -dynamic-linker " GNU_USER_DYNAMIC_LINKER "} \
      %{static:-static}}"
#endif

#undef	LIB_SPEC
#define LIB_SPEC \
  "%{pthread:-lpthread} \
   %{shared: -lc} \
   %{!shared: \
       %{mieee-fp:-lieee} \
       %{profile:-lc_p} %{!profile: -lc}}"

#undef  STARTFILE_SPEC
#if defined HAVE_LD_PIE
#define STARTFILE_SPEC \
  "%{!shared: %{pg|p|profile:gcrt1.o%s;pie:Scrt1.o%s;:crt1.o%s}} \
   crti.o%s %{static:crtbeginT.o%s;shared|pie:crtbeginS.o%s;:crtbegin.o%s}"
#else
#define STARTFILE_SPEC \
  "%{!shared: \
     %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}}\
   crti.o%s %{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}"
#endif

#undef  ENDFILE_SPEC
#define ENDFILE_SPEC \
  "%{shared|pie:crtendS.o%s;:crtend.o%s} crtn.o%s"

#undef  SUBTARGET_CPP_SPEC
#define SUBTARGET_CPP_SPEC "\
   %{posix:-D_POSIX_SOURCE} \
   %{pthread:-D_REENTRANT -D_PTHREADS} \
"
                                                                                
#define TARGET_OS_CPP_BUILTINS() GNU_USER_TARGET_OS_CPP_BUILTINS()

#define TARGET_ASM_FILE_END file_end_indicate_exec_stack