gcc/config/i386/nto.h

   1 /* Definitions for Intel 386 running QNX/Neutrino.
   2    Copyright (C) 2002, 2003 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 2, 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 COPYING.  If not, write to
  18 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
  19 Boston, MA 02110-1301, USA.  */
  20
  21 #undef  DEFAULT_PCC_STRUCT_RETURN
  22 #define DEFAULT_PCC_STRUCT_RETURN 1
  23
  24 #undef TARGET_VERSION
  25 #define TARGET_VERSION  fprintf (stderr, " (QNX/Neutrino/i386 ELF)");
  26
  27 #undef TARGET_OS_CPP_BUILTINS
  28 #define TARGET_OS_CPP_BUILTINS()                \
  29   do                                            \
  30     {                                           \
  31         builtin_define_std ("__X86__");         \
  32         builtin_define_std ("__QNXNTO__");      \
  33         builtin_define_std ("__QNX__");         \
  34         builtin_define_std ("__ELF__");         \
  35         builtin_define_std ("__LITTLEENDIAN__");\
  36         builtin_assert ("system=qnx");          \
  37         builtin_assert ("system=qnxnto");       \
  38         builtin_assert ("system=nto");          \
  39         builtin_assert ("system=unix");         \
  40         if (flag_pic)                           \
  41           {                                     \
  42             builtin_define ("__PIC__");         \
  43             builtin_define ("__pic__");         \
  44           }                                     \
  45     }                                           \
  46   while (0)
  47
  48 #undef THREAD_MODEL_SPEC
  49 #define THREAD_MODEL_SPEC "posix"
  50
  51 #ifdef CROSS_COMPILE
  52 #define SYSROOT_SUFFIX_SPEC "x86"
  53 #endif
  54
  55 #undef STARTFILE_SPEC
  56 #define STARTFILE_SPEC \
  57 "%{!shared: \
  58   %{!symbolic: \
  59     %{pg:mcrt1.o%s} \
  60     %{!pg:%{p:mcrt1.o%s} \
  61     %{!p:crt1.o%s}}}} \
  62 crti.o%s \
  63 %{fexceptions: crtbegin.o%s} \
  64 %{!fexceptions: %R/lib/crtbegin.o}"
  65
  66 #undef ENDFILE_SPEC
  67 #define ENDFILE_SPEC \
  68   "crtend.o%s crtn.o%s"
  69
  70 #undef LINK_SPEC
  71 #define LINK_SPEC \
  72   "%{h*} %{v:-V} \
  73    %{b} \
  74    %{static:-dn -Bstatic} \
  75    %{shared:-G -dy -z text} \
  76    %{symbolic:-Bsymbolic -G -dy -z text} \
  77    %{G:-G} \
  78    %{YP,*} \
  79    %{!YP,*:%{p:-Y P,%R/lib} \
  80     %{!p:-Y P,%R/lib}} \
  81    %{Qy:} %{!Qn:-Qy} \
  82    -m i386nto \
  83    %{!shared: --dynamic-linker /usr/lib/ldqnx.so.2}"
  84
  85
  86 #undef SIZE_TYPE
  87 #define SIZE_TYPE "unsigned int"
  88
  89 #undef PTRDIFF_TYPE
  90 #define PTRDIFF_TYPE "int"
  91
  92 #undef WCHAR_TYPE
  93 #define WCHAR_TYPE "long unsigned int"
  94
  95 #undef WCHAR_TYPE_SIZE
  96 #define WCHAR_TYPE_SIZE BITS_PER_WORD
  97
  98 #define NO_IMPLICIT_EXTERN_C 1
  99