1 /* Definitions for Intel 386 running QNX/Neutrino.
2    Copyright (C) 2002-2020 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_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}}}} \
61 crti.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 TARGET_POSIX_IO
102 
103 #undef DBX_REGISTER_NUMBER
104