vxworks.h revision 132718 
1/* Definitions of target machine for GCC.  VxWorks i586 version.
2   Copyright (C) 2003 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 2, 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 COPYING.  If not, write to
18the Free Software Foundation, 59 Temple Place - Suite 330,
19Boston, MA 02111-1307, USA.  */
20
21
22#define HANDLE_SYSV_PRAGMA 1
23
24#undef  TARGET_VERSION
25#define TARGET_VERSION fprintf (stderr, " (80586, VxWorks syntax)");
26
27/* Prefix for internally generated assembler labels.  If we aren't using
28   underscores, we are using prefix `.'s to identify labels that should
29   be ignored, as in `i386/gas.h' --karl@cs.umb.edu  */
30
31#define LPREFIX "L"
32
33/* Assembler pseudos to introduce constants of various size.  */
34
35#define ASM_SHORT "\t.word\t"
36#define ASM_LONG "\t.long\t"
37#define ASM_QUAD "\t.quad\t"  /* Should not be used for 32bit compilation.  */
38
39
40#define ASM_OUTPUT_ALIGN(FILE,LOG) \
41  if ((LOG)!=0) fprintf ((FILE), "\t.balign %d\n", 1<<(LOG))
42
43#undef  ASM_SPEC
44#define ASM_SPEC "%{v:-V} %{Qy:} %{n} %{T} %{Ym,*} %{Yd,*} %{Wa,*:%*}"
45
46#define TARGET_OS_CPP_BUILTINS()                        \
47  do                                                    \
48    {                                                   \
49      builtin_define ("__vxworks");                     \
50      builtin_assert ("system=unix");                   \
51                                                        \
52      if (TARGET_386)                                   \
53        builtin_define ("CPU=I80386");                  \
54      else if (TARGET_486)                              \
55        builtin_define ("CPU=I80486");                  \
56      else if (TARGET_PENTIUM)                          \
57        {                                               \
58          builtin_define ("CPU=PENTIUM");               \
59          builtin_define ("CPU_VARIANT=PENTIUM");       \
60        }                                               \
61      else if (TARGET_PENTIUMPRO)                       \
62        {                                               \
63          builtin_define ("CPU=PENTIUM2");               \
64          builtin_define ("CPU_VARIANT=PENTIUMPRO");    \
65        }                                               \
66      else if (TARGET_PENTIUM4)                       \
67        {                                               \
68          builtin_define ("CPU=PENTIUM4");               \
69          builtin_define ("CPU_VARIANT=PENTIUM4");    \
70        }                                               \
71    }                                                   \
72  while (0)
73
74
75