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1.1 root 1: /* aoutos.h -- operating system specific defines to be used when
2: targeting GCC for some system that uses a.out file format.
3: Copyright (C) 1992 Free Software Foundation, Inc.
4:
5: Written by Ron Guilmette ([email protected]).
6:
7: This file is part of GNU CC.
8:
9: GNU CC is free software; you can redistribute it and/or modify
10: it under the terms of the GNU General Public License as published by
11: the Free Software Foundation; either version 2, or (at your option)
12: any later version.
13:
14: GNU CC is distributed in the hope that it will be useful,
15: but WITHOUT ANY WARRANTY; without even the implied warranty of
16: MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17: GNU General Public License for more details.
18:
19: You should have received a copy of the GNU General Public License
20: along with GNU CC; see the file COPYING. If not, write to
21: the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA. */
22:
23: /* To use this file, make up a file with a name like:
24:
25: ?????aout.h
26:
27: where ????? is replaced by the name of the basic hardware that you
28: are targeting for. Then, in the file ?????aout.h, put something
29: like:
30:
31: #include "?????.h"
32: #include "aoutos.h"
33:
34: followed by any really system-specific defines (or overrides of
35: defines) which you find that you need. Now, modify the configure
36: or configure.in script to properly use the new ?????aout.h file
37: when configuring for the system. */
38:
39: /* A C statement (sans semicolon) to output an element in the table of
40: global constructors.
41: If using GNU LD, tell it that this is part of the static destructor set.
42: This code works for any machine provided you use GNU as/ld.
43: If not using GNU LD, rely on a "collect" program to look for names defined
44: in the particular form we choose as global constructor function names. */
45:
46: #define ASM_OUTPUT_CONSTRUCTOR(FILE,NAME) \
47: do { \
48: if (flag_gnu_linker) \
49: { \
50: /* Output an N_SETT (0x16, 22.) for the name. */ \
51: fprintf (FILE, "%s \"___CTOR_LIST__\",22,0,0,", ASM_STABS_OP); \
52: assemble_name (FILE, NAME); \
53: fputc ('\n', FILE); \
54: } \
55: } while (0)
56:
57:
58: /* A C statement (sans semicolon) to output an element in the table of
59: global destructors. */
60:
61: #define ASM_OUTPUT_DESTRUCTOR(FILE,NAME) \
62: do { \
63: if (flag_gnu_linker) \
64: { \
65: /* Output an N_SETT (0x16, 22.) for the name. */ \
66: fprintf (FILE, "%s \"___DTOR_LIST__\",22,0,0,", ASM_STABS_OP); \
67: assemble_name (FILE, NAME); \
68: fputc ('\n', FILE); \
69: } \
70: } while (0)
71:
72: /* Likewise for entries we want to record for garbage collection.
73: Garbage collection is still under development. */
74:
75: #define ASM_OUTPUT_GC_ENTRY(FILE,NAME) \
76: do { \
77: if (flag_gnu_linker) \
78: { \
79: /* Output an N_SETT (0x16, 22.) for the name. */ \
80: fprintf (FILE, "%s \"___PTR_LIST__\",22,0,0,", ASM_STABS_OP); \
81: assemble_name (FILE, NAME); \
82: fputc ('\n', FILE); \
83: } \
84: } while (0)
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