1/* Definitions for Intel 386 running QNX/Neutrino.
2   Copyright (C) 2002-2015 Free Software Foundation, Inc.
3
4This file is part of GCC.
5
6GCC is free software; you can redistribute it and/or modify
7it under the terms of the GNU General Public License as published by
8the Free Software Foundation; either version 3, or (at your option)
9any later version.
10
11GCC is distributed in the hope that it will be useful,
12but WITHOUT ANY WARRANTY; without even the implied warranty of
13MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
14GNU General Public License for more details.
15
16You should have received a copy of the GNU General Public License
17along with GCC; see the file COPYING3.  If not see
18<http://www.gnu.org/licenses/>.  */
19
20#undef  DEFAULT_PCC_STRUCT_RETURN
21#define DEFAULT_PCC_STRUCT_RETURN 1
22
23#undef TARGET_OS_CPP_BUILTINS
24#define TARGET_OS_CPP_BUILTINS()		\
25  do						\
26    {						\
27        builtin_define ("__X86__");		\
28        builtin_define ("__QNXNTO__");		\
29        builtin_define ("__QNX__");		\
30        builtin_define ("__ELF__");		\
31        builtin_define ("__LITTLEENDIAN__");	\
32        builtin_assert ("system=qnx");		\
33        builtin_assert ("system=qnxnto");	\
34        builtin_assert ("system=nto");		\
35        builtin_assert ("system=unix");		\
36    }						\
37  while (0)
38
39#undef THREAD_MODEL_SPEC
40#define THREAD_MODEL_SPEC "posix"
41
42#ifdef CROSS_DIRECTORY_STRUCTURE
43#define SYSROOT_SUFFIX_SPEC "x86"
44#endif
45
46#ifndef CROSS_DIRECTORY_STRUCTURE
47#undef MD_EXEC_PREFIX
48#define MD_EXEC_PREFIX "/usr/ccs/bin/"
49
50#undef MD_STARTFILE_PREFIX
51#define MD_STARTFILE_PREFIX "/usr/ccs/lib/"
52#endif
53
54#undef STARTFILE_SPEC
55#define STARTFILE_SPEC \
56"%{!shared: \
57  %{!symbolic: \
58    %{pg:mcrt1.o%s} \
59    %{!pg:%{p:mcrt1.o%s} \
60    %{!p:crt1.o%s}}}} \
61crti.o%s \
62%{fexceptions: crtbegin.o%s} \
63%{!fexceptions: %R/lib/crtbegin.o}"
64
65#undef ENDFILE_SPEC
66#define ENDFILE_SPEC \
67  "crtend.o%s crtn.o%s"
68
69#undef LINK_SPEC
70#define LINK_SPEC \
71  "%{h*} %{v:-V} \
72   %{static:-dn -Bstatic} \
73   %{shared:-G -dy -z text} \
74   %{symbolic:-Bsymbolic -G -dy -z text} \
75   %{G:-G} \
76   %{YP,*} \
77   %{!YP,*:%{p:-Y P,%R/lib} \
78    %{!p:-Y P,%R/lib}} \
79   %{Qy:} %{!Qn:-Qy} \
80   -m i386nto \
81   %{!shared: --dynamic-linker /usr/lib/ldqnx.so.2}"
82
83#undef	LIB_SPEC
84#define LIB_SPEC "%{!shared:%{!symbolic:-lc}}"
85
86#undef  ASM_SPEC
87#define ASM_SPEC ""
88
89#undef SIZE_TYPE
90#define SIZE_TYPE "unsigned int"
91
92#undef PTRDIFF_TYPE
93#define PTRDIFF_TYPE "int"
94
95#undef WCHAR_TYPE
96#define WCHAR_TYPE "long unsigned int"
97
98#undef WCHAR_TYPE_SIZE
99#define WCHAR_TYPE_SIZE BITS_PER_WORD
100
101#define NO_IMPLICIT_EXTERN_C 1
102
103#define TARGET_POSIX_IO
104
105#undef DBX_REGISTER_NUMBER
106
107#define IX86_MAYBE_NO_LIBGCC_TFMODE
108