xref: /openbsd-src/gnu/gcc/gcc/config/i386/vxworks.h (revision 404b540a9034ac75a6199ad1a32d1bbc7a0d4210)
1 /* IA32 VxWorks target definitions for GNU compiler.
2    Copyright (C) 2003, 2004, 2005 Free Software Foundation, Inc.
3    Updated by CodeSourcery, LLC.
4 
5 This file is part of GCC.
6 
7 GCC is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 2, or (at your option)
10 any later version.
11 
12 GCC is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
15 GNU General Public License for more details.
16 
17 You should have received a copy of the GNU General Public License
18 along with GCC; see the file COPYING.  If not, write to
19 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
20 Boston, MA 02110-1301, USA.  */
21 
22 #define HANDLE_SYSV_PRAGMA 1
23 
24 #undef  TARGET_VERSION
25 #define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
26 
27 #undef  ASM_SPEC
28 #define ASM_SPEC "%{v:-v} %{Qy:} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
29 
30 #define VXWORKS_CPU_DEFINE()				\
31   do							\
32     {							\
33       if (TARGET_386)					\
34         builtin_define ("CPU=I80386");			\
35       else if (TARGET_486)				\
36         builtin_define ("CPU=I80486");			\
37       else if (TARGET_PENTIUM)				\
38         {						\
39           builtin_define ("CPU=PENTIUM");		\
40           builtin_define ("CPU_VARIANT=PENTIUM");	\
41         }						\
42       else if (TARGET_PENTIUMPRO)			\
43         {						\
44           builtin_define ("CPU=PENTIUM2");		\
45           builtin_define ("CPU_VARIANT=PENTIUMPRO");	\
46         }						\
47       else if (TARGET_PENTIUM4)				\
48         {						\
49           builtin_define ("CPU=PENTIUM4");		\
50           builtin_define ("CPU_VARIANT=PENTIUM4");	\
51         }						\
52     }  							\
53   while (0)
54 
55 #define TARGET_OS_CPP_BUILTINS()		\
56   do						\
57     {						\
58       builtin_define ("__vxworks");		\
59       builtin_define ("__VXWORKS__");		\
60       builtin_assert ("system=unix");		\
61 						\
62       VXWORKS_CPU_DEFINE();			\
63     }						\
64   while (0)
65 
66 #undef  CPP_SPEC
67 #define CPP_SPEC VXWORKS_ADDITIONAL_CPP_SPEC
68 #undef  LIB_SPEC
69 #define LIB_SPEC VXWORKS_LIB_SPEC
70 #undef  STARTFILE_SPEC
71 #define STARTFILE_SPEC VXWORKS_STARTFILE_SPEC
72 #undef  ENDFILE_SPEC
73 #define ENDFILE_SPEC VXWORKS_ENDFILE_SPEC
74 #undef  LINK_SPEC
75 #define LINK_SPEC VXWORKS_LINK_SPEC
76 
77 #undef  SUBTARGET_SWITCHES
78 #define SUBTARGET_SWITCHES EXTRA_SUBTARGET_SWITCHES
79 
80 #undef SUBTARGET_OVERRIDE_OPTIONS
81 #define SUBTARGET_OVERRIDE_OPTIONS VXWORKS_OVERRIDE_OPTIONS
82 
83 /* No _mcount profiling on VxWorks.  */
84 #undef FUNCTION_PROFILER
85 #define FUNCTION_PROFILER(FILE,LABELNO) VXWORKS_FUNCTION_PROFILER(FILE,LABELNO)
86