1 /* HP PA-RISC SOM object file format: definitions internal to BFD.
2 Copyright (C) 1990-1991 Free Software Foundation, Inc.
4 Contributed by the Center for Software Science at the
5 University of Utah (pa-gdb-bugs@cs.utah.edu).
7 This file is part of BFD, the Binary File Descriptor library.
9 This program 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 of the License, or
12 (at your option) any later version.
14 This program 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.
19 You should have received a copy of the GNU General Public License
20 along with this program; if not, write to the Free Software
21 Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. */
26 #include "../bfd/sysdep.h"
31 #include <sys/utsname.h>
33 #endif /* HOST_HPPAHPUX */
37 /* BSD uses a completely different scheme for object file identification.
38 so for now, define _PA_RISC_ID to accept any random value for a model
43 /* Not a very swift place to put it, but that's where the BSD port
45 #include "/hpux/usr/include/sys/core.h"
47 #define _PA_RISC_ID(__m_num) 1
50 #endif /* HOST_HPPABSD */
52 /* Defining MAXCOMLEN avoids bringing in several (7 or 8) otherwise
53 useless include files which tend to clutter up the namespace. */
57 #define BYTES_IN_WORD 4
60 struct som_exec_auxhdr
;
61 struct subspace_dictionary
;
63 #define FILE_HDR_SIZE sizeof(struct header)
64 #define AUX_HDR_SIZE sizeof(struct som_exec_auxhdr)
66 typedef struct hppa_symbol
76 struct header
*file_hdr
;
77 struct som_exec_auxhdr
*aux_hdr
;
78 hppa_symbol_type
*symbols
;
80 /* We remember these offsets so that after check_file_format, we have
81 no dependencies on the particular format of the exec_hdr. */
86 unsigned stringtab_size
;
88 /* Size of a symbol table entry in external form */
89 unsigned hp_symbol_entry_size
;
92 struct hppa_data_struct
{
96 #define padata(bfd) ((bfd)->tdata.hppa_data->a)
97 #define obj_file_hdr(bfd) (padata(bfd).file_hdr)
98 #define obj_aux_hdr(bfd) (padata(bfd).aux_hdr)
99 #define obj_pa_symbols(bfd) (padata(bfd).symbols)
100 #define obj_sym_filepos(bfd) (padata(bfd).sym_filepos)
101 #define obj_str_filepos(bfd) (padata(bfd).str_filepos)
102 #define obj_stringtab_size(bfd) (padata(bfd).stringtab_size)
104 /* We take the address of the first element of an asymbol to ensure that the
105 macro is only ever applied to an asymbol */
106 #define hppa_symbol(asymbol) ((hppa_symbol_type *)(&(asymbol)->the_bfd))
109 /* These are stored in the bfd's tdata */
111 struct hppa_core_struct
114 char cmd
[MAXCOMLEN
+ 1];
115 asection
*data_section
;
116 asection
*stack_section
;
117 asection
*reg_section
;
120 #define core_hdr(bfd) ((bfd)->tdata.hppa_core_data)
121 #define core_signal(bfd) (core_hdr(bfd)->sig)
122 #define core_command(bfd) (core_hdr(bfd)->cmd)
123 #define core_datasec(bfd) (core_hdr(bfd)->data_section)
124 #define core_stacksec(bfd) (core_hdr(bfd)->stack_section)
125 #define core_regsec(bfd) (core_hdr(bfd)->reg_section)
127 /* HP PA-RISC relocation types */
129 enum hppa_reloc_field_selector_type
140 R_HPPA_PSEL
= 0x9, /* P' : procedure address for shlib's */
141 R_HPPA_LPSEL
= 0xa, /* LP' : L' for procedure addresses */
142 R_HPPA_RPSEL
= 0xb, /* RP' : R' for procedure addresses */
144 R_HPPA_TSEL
= 0xc, /* T' : DLT-relative offset for shlib's */
145 R_HPPA_LTSEL
= 0xd, /* LT' : L' for DLT-relative offsets */
146 R_HPPA_RTSEL
= 0xe /* RT' : R' for DLT-relative offsets */
150 /* Need to undefine things defined in <machine/som.h> */
174 /* for compatibility */
175 enum hppa_reloc_field_selector_type_alt
177 e_fsel
= R_HPPA_FSEL
,
178 e_lssel
= R_HPPA_LSSEL
,
179 e_rssel
= R_HPPA_RSSEL
,
180 e_lsel
= R_HPPA_LSEL
,
181 e_rsel
= R_HPPA_RSEL
,
182 e_ldsel
= R_HPPA_LDSEL
,
183 e_rdsel
= R_HPPA_RDSEL
,
184 e_lrsel
= R_HPPA_LRSEL
,
185 e_rrsel
= R_HPPA_RRSEL
,
186 e_psel
= R_HPPA_PSEL
, /* P' : procedure address for shlib's */
187 e_lpsel
= R_HPPA_LPSEL
, /* LP' : L' for procedure addresses */
188 e_rpsel
= R_HPPA_RPSEL
, /* RP' : R' for procedure addresses */
190 e_tsel
= R_HPPA_TSEL
, /* T' : DLT-relative offset for shlib's */
191 e_ltsel
= R_HPPA_LTSEL
, /* LT' : L' for DLT-relative offsets */
192 e_rtsel
= R_HPPA_RTSEL
/* RT' : R' for DLT-relative offsets */
195 enum hppa_reloc_expr_type
205 /* for compatibility */
206 enum hppa_reloc_expr_type_alt
208 e_one
= R_HPPA_E_ONE
,
209 e_two
= R_HPPA_E_TWO
,
210 e_pcrel
= R_HPPA_E_PCREL
,
211 e_con
= R_HPPA_E_CON
,
212 e_plabel
= R_HPPA_E_PLABEL
,
216 #endif /* _LIBHPPA_H */