xref: /netbsd-src/external/gpl3/gcc.old/dist/gcc/config/i386/nto.h (revision b7b7574d3bf8eeb51a1fa3977b59142ec6434a55)
1 /* Definitions for Intel 386 running QNX/Neutrino.
2    Copyright (C) 2002, 2003, 2007 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 3, 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 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_VERSION
24 #define TARGET_VERSION	fprintf (stderr, " (QNX/Neutrino/i386 ELF)");
25 
26 #undef TARGET_OS_CPP_BUILTINS
27 #define TARGET_OS_CPP_BUILTINS()		\
28   do						\
29     {						\
30         builtin_define_std ("__X86__");		\
31         builtin_define_std ("__QNXNTO__");	\
32         builtin_define_std ("__QNX__");		\
33         builtin_define_std ("__ELF__");		\
34         builtin_define_std ("__LITTLEENDIAN__");\
35         builtin_assert ("system=qnx");		\
36         builtin_assert ("system=qnxnto");	\
37         builtin_assert ("system=nto");		\
38         builtin_assert ("system=unix");		\
39     }						\
40   while (0)
41 
42 #undef THREAD_MODEL_SPEC
43 #define THREAD_MODEL_SPEC "posix"
44 
45 #ifdef CROSS_DIRECTORY_STRUCTURE
46 #define SYSROOT_SUFFIX_SPEC "x86"
47 #endif
48 
49 #undef STARTFILE_SPEC
50 #define STARTFILE_SPEC \
51 "%{!shared: \
52   %{!symbolic: \
53     %{pg:mcrt1.o%s} \
54     %{!pg:%{p:mcrt1.o%s} \
55     %{!p:crt1.o%s}}}} \
56 crti.o%s \
57 %{fexceptions: crtbegin.o%s} \
58 %{!fexceptions: %R/lib/crtbegin.o}"
59 
60 #undef ENDFILE_SPEC
61 #define ENDFILE_SPEC \
62   "crtend.o%s crtn.o%s"
63 
64 #undef LINK_SPEC
65 #define LINK_SPEC \
66   "%{h*} %{v:-V} \
67    %{b} \
68    %{static:-dn -Bstatic} \
69    %{shared:-G -dy -z text} \
70    %{symbolic:-Bsymbolic -G -dy -z text} \
71    %{G:-G} \
72    %{YP,*} \
73    %{!YP,*:%{p:-Y P,%R/lib} \
74     %{!p:-Y P,%R/lib}} \
75    %{Qy:} %{!Qn:-Qy} \
76    -m i386nto \
77    %{!shared: --dynamic-linker /usr/lib/ldqnx.so.2}"
78 
79 
80 #undef SIZE_TYPE
81 #define SIZE_TYPE "unsigned int"
82 
83 #undef PTRDIFF_TYPE
84 #define PTRDIFF_TYPE "int"
85 
86 #undef WCHAR_TYPE
87 #define WCHAR_TYPE "long unsigned int"
88 
89 #undef WCHAR_TYPE_SIZE
90 #define WCHAR_TYPE_SIZE BITS_PER_WORD
91 
92 #define NO_IMPLICIT_EXTERN_C 1
93 
94