gcc/config/i386/gnu.h

   1 /* Configuration for an i386 running GNU with ELF as the target machine.  */
   2
   3 #undef TARGET_VERSION
   4 #define TARGET_VERSION fprintf (stderr, " (i386 GNU)");
   5
   6 #undef TARGET_OS_CPP_BUILTINS /* config.gcc includes i386/linux.h.  */
   7 #define TARGET_OS_CPP_BUILTINS()                \
   8   do                                            \
   9     {                                           \
  10         builtin_define_std ("MACH");            \
  11         builtin_define_std ("unix");            \
  12         builtin_define ("__ELF__");             \
  13         builtin_define ("__GNU__");             \
  14         builtin_define ("__gnu_hurd__");        \
  15         builtin_assert ("system=gnu");          \
  16         builtin_assert ("system=mach");         \
  17         builtin_assert ("system=posix");        \
  18         builtin_assert ("system=unix");         \
  19         if (flag_pic)                           \
  20           {                                     \
  21             builtin_define ("__PIC__");         \
  22             builtin_define ("__pic__");         \
  23           }                                     \
  24     }                                           \
  25   while (0)
  26
  27 #undef CPP_SPEC
  28 #define CPP_SPEC "%{posix:-D_POSIX_SOURCE} %{bsd:-D_BSD_SOURCE}"
  29
  30 #undef CC1_SPEC
  31 #define CC1_SPEC "%(cc1_cpu)"
  32
  33 #undef  LINK_SPEC
  34 #define LINK_SPEC "-m elf_i386 %{shared:-shared} \
  35   %{!shared: \
  36     %{!static: \
  37       %{rdynamic:-export-dynamic} \
  38       %{!dynamic-linker:-dynamic-linker /lib/ld.so}} \
  39     %{static:-static}}"
  40
  41 #undef  STARTFILE_SPEC
  42 #define STARTFILE_SPEC \
  43   "%{!shared: \
  44      %{!static: \
  45        %{pg:gcrt1.o%s} %{!pg:%{p:gcrt1.o%s} %{!p:crt1.o%s}}} \
  46      %{static:crt0.o%s}} \
  47    crti.o%s %{static:crtbeginT.o%s}\
  48    %{!static:%{!shared:crtbegin.o%s} %{shared:crtbeginS.o%s}}"
  49
  50 /* FIXME: Is a Hurd-specific fallback mechanism necessary?  */
  51 #undef MD_FALLBACK_FRAME_STATE_FOR