1 /* BFD back-end for Motorola 88000 COFF "Binary Compatability Standard" files.
2 Copyright 1990, 1991, 1992, 1993 Free Software Foundation, Inc.
3 Written by Cygnus Support.
5 This file is part of BFD, the Binary File Descriptor library.
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 2 of the License, or
10 (at your option) any later version.
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.
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., 675 Mass Ave, Cambridge, MA 02139, USA. */
21 #define M88 1 /* Customize various include files */
26 #include "coff/m88k.h"
27 #include "coff/internal.h"
30 /* Provided the symbol, returns the value reffed */
31 #define HOWTO_PREPARE(relocation, symbol) \
33 if (symbol != (asymbol *)NULL) { \
34 if (bfd_is_com_section (symbol->section)) { \
38 relocation = symbol->value; \
41 if (symbol->section != (asection *)NULL) { \
42 relocation += symbol->section->output_section->vma + \
43 symbol->section->output_offset; \
48 static bfd_reloc_status_type
49 DEFUN(howto_hvrt16
,(abfd
, reloc_entry
, symbol_in
, data
,
50 ignore_input_section
, ignore_bfd
),
52 arelent
*reloc_entry AND
53 asymbol
*symbol_in AND
55 asection
*ignore_input_section AND
59 bfd_vma addr
= reloc_entry
->address
;
60 long x
= bfd_get_16(abfd
, (bfd_byte
*)data
+ addr
);
62 HOWTO_PREPARE(relocation
, symbol_in
);
64 x
= (x
+ relocation
+ reloc_entry
->addend
) >> 16;
66 bfd_put_16(abfd
, x
, (bfd_byte
*)data
+ addr
);
72 static reloc_howto_type howto_table
[] =
74 HOWTO(R_PCR16L
,02,1,16,true, 0,false,true,0,"PCR16L",false,0x0000ffff,0x0000ffff,true),
75 HOWTO(R_PCR26L
,02,2,26,true, 0,false,true,0,"PCR26L",false,0x03ffffff,0x03ffffff,true),
76 HOWTO(R_VRT16
, 00,1,16,false,0,false,true,0,"VRT16", false,0x0000ffff,0x0000ffff,true),
77 HOWTO(R_HVRT16
,16,1,16,false,0,false,true,howto_hvrt16
,"HVRT16",false,0x0000ffff,0x0000ffff,true),
78 HOWTO(R_LVRT16
,00,1,16,false,0,false,true,0,"LVRT16",false,0x0000ffff,0x0000ffff,true),
79 HOWTO(R_VRT32
, 00,2,32,false,0,false,true,0,"VRT32", false,0xffffffff,0xffffffff,true),
83 /* Code to swap in the reloc offset */
84 #define SWAP_IN_RELOC_OFFSET bfd_h_get_16
85 #define SWAP_OUT_RELOC_OFFSET bfd_h_put_16
88 /* Code to turn an external r_type into a pointer to an entry in the
90 #define RTYPE2HOWTO(cache_ptr, dst) \
91 if ((dst)->r_type >= R_PCR16L && (dst)->r_type <= R_VRT32) {\
92 cache_ptr->howto = howto_table + (dst)->r_type - R_PCR16L;\
93 cache_ptr->addend += (dst)->r_offset << 16; \
101 #define BADMAG(x) MC88BADMAG(x)
102 #include "coffcode.h"
104 #undef coff_write_armap
106 bfd_target m88kbcs_vec
=
108 "coff-m88kbcs", /* name */
109 bfd_target_coff_flavour
,
110 true, /* data byte order is big */
111 true, /* header byte order is big */
113 (HAS_RELOC
| EXEC_P
| /* object flags */
114 HAS_LINENO
| HAS_DEBUG
|
115 HAS_SYMS
| HAS_LOCALS
| DYNAMIC
| WP_TEXT
),
117 (SEC_HAS_CONTENTS
| SEC_ALLOC
| SEC_LOAD
| SEC_RELOC
), /* section flags */
118 '_', /* leading underscore */
119 '/', /* ar_pad_char */
120 15, /* ar_max_namelen */
121 3, /* default alignment power */
122 _do_getb64
, _do_getb_signed_64
, _do_putb64
,
123 _do_getb32
, _do_getb_signed_32
, _do_putb32
,
124 _do_getb16
, _do_getb_signed_16
, _do_putb16
, /* data */
125 _do_getb64
, _do_getb_signed_64
, _do_putb64
,
126 _do_getb32
, _do_getb_signed_32
, _do_putb32
,
127 _do_getb16
, _do_getb_signed_16
, _do_putb16
, /* hdrs */
129 {_bfd_dummy_target
, coff_object_p
, /* bfd_check_format */
130 bfd_generic_archive_p
, _bfd_dummy_target
},
131 {bfd_false
, coff_mkobject
, _bfd_generic_mkarchive
, /* bfd_set_format */
133 {bfd_false
, coff_write_object_contents
, /* bfd_write_contents */
134 _bfd_write_archive_contents
, bfd_false
},