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     }						\
41   while (0)
42 
43 #undef THREAD_MODEL_SPEC
44 #define THREAD_MODEL_SPEC "posix"
45 
46 #ifdef CROSS_DIRECTORY_STRUCTURE
47 #define SYSROOT_SUFFIX_SPEC "x86"
48 #endif
49 
50 #undef STARTFILE_SPEC
51 #define STARTFILE_SPEC \
52 "%{!shared: \
53   %{!symbolic: \
54     %{pg:mcrt1.o%s} \
55     %{!pg:%{p:mcrt1.o%s} \
56     %{!p:crt1.o%s}}}} \
57 crti.o%s \
58 %{fexceptions: crtbegin.o%s} \
59 %{!fexceptions: %R/lib/crtbegin.o}"
60 
61 #undef ENDFILE_SPEC
62 #define ENDFILE_SPEC \
63   "crtend.o%s crtn.o%s"
64 
65 #undef LINK_SPEC
66 #define LINK_SPEC \
67   "%{h*} %{v:-V} \
68    %{b} \
69    %{static:-dn -Bstatic} \
70    %{shared:-G -dy -z text} \
71    %{symbolic:-Bsymbolic -G -dy -z text} \
72    %{G:-G} \
73    %{YP,*} \
74    %{!YP,*:%{p:-Y P,%R/lib} \
75     %{!p:-Y P,%R/lib}} \
76    %{Qy:} %{!Qn:-Qy} \
77    -m i386nto \
78    %{!shared: --dynamic-linker /usr/lib/ldqnx.so.2}"
79 
80 
81 #undef SIZE_TYPE
82 #define SIZE_TYPE "unsigned int"
83 
84 #undef PTRDIFF_TYPE
85 #define PTRDIFF_TYPE "int"
86 
87 #undef WCHAR_TYPE
88 #define WCHAR_TYPE "long unsigned int"
89 
90 #undef WCHAR_TYPE_SIZE
91 #define WCHAR_TYPE_SIZE BITS_PER_WORD
92 
93 #define NO_IMPLICIT_EXTERN_C 1
94 
95