1 /* BFD backend for local host's a.out binaries
2    Copyright (C) 1990-2016 Free Software Foundation, Inc.
3    Written by Cygnus Support.  Probably John Gilmore's fault.
4 
5    This file is part of BFD, the Binary File Descriptor library.
6 
7    This program 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 3 of the License, or
10    (at your option) any later version.
11 
12    This program 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 this program; if not, write to the Free Software
19    Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
20    MA 02110-1301, USA.  */
21 
22 #include "sysdep.h"
23 #include "bfd.h"
24 #include "libbfd.h"
25 
26 #define	ARCH_SIZE	32
27 
28 /* When porting to a new system, you must supply:
29 
30 	HOST_PAGE_SIZE		(optional)
31 	HOST_SEGMENT_SIZE	(optional -- defaults to page size)
32 	HOST_MACHINE_ARCH	(optional)
33 	HOST_MACHINE_MACHINE	(optional)
34 	HOST_TEXT_START_ADDR	(optional)
35 	HOST_STACK_END_ADDR	(not used, except by trad-core ???)
36 	HOST_BIG_ENDIAN_P	(required -- define if big-endian)
37 
38    in the ./hosts/h-systemname.h file.  */
39 
40 #ifdef TRAD_HEADER
41 #include TRAD_HEADER
42 #endif
43 
44 #ifdef			HOST_PAGE_SIZE
45 #define	TARGET_PAGE_SIZE	HOST_PAGE_SIZE
46 #endif
47 
48 #ifdef			HOST_SEGMENT_SIZE
49 #define	SEGMENT_SIZE	HOST_SEGMENT_SIZE
50 #else
51 #define	SEGMENT_SIZE	TARGET_PAGE_SIZE
52 #endif
53 
54 #ifdef			HOST_TEXT_START_ADDR
55 #define	TEXT_START_ADDR	HOST_TEXT_START_ADDR
56 #endif
57 
58 #ifdef			HOST_STACK_END_ADDR
59 #define	STACK_END_ADDR	HOST_STACK_END_ADDR
60 #endif
61 
62 #ifdef			HOST_BIG_ENDIAN_P
63 #define	TARGET_IS_BIG_ENDIAN_P
64 #else
65 #undef  TARGET_IS_BIG_ENDIAN_P
66 #endif
67 
68 #include "libaout.h"           /* BFD a.out internal data structures */
69 #include "aout/aout64.h"
70 
71 #ifdef HOST_MACHINE_ARCH
72 #ifdef HOST_MACHINE_MACHINE
73 #define SET_ARCH_MACH(abfd, execp) \
74   bfd_default_set_arch_mach(abfd, HOST_MACHINE_ARCH, HOST_MACHINE_MACHINE)
75 #else
76 #define SET_ARCH_MACH(abfd, execp) \
77   bfd_default_set_arch_mach(abfd, HOST_MACHINE_ARCH, 0)
78 #endif
79 #endif /* HOST_MACHINE_ARCH */
80 
81 /* Do not "beautify" the CONCAT* macro args.  Traditional C will not
82    remove whitespace added here, and thus will fail to concatenate
83    the tokens.  */
84 #define MY(OP) CONCAT2 (host_aout_,OP)
85 #define TARGETNAME "a.out"
86 
87 #include "aout-target.h"
88