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[/] [open8_urisc/] [trunk/] [gnu/] [binutils/] [include/] [som/] [aout.h] - Blame information for rev 24

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/* SOM a.out definitions for BFD.
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   Copyright 2010  Free Software Foundation, Inc.
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   Contributed by Tristan Gingold <gingold@adacore.com>, AdaCore.
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   This file is part of BFD, the Binary File Descriptor library.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 3 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software Foundation,
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   Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
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#ifndef _SOM_AOUT_H
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#define _SOM_AOUT_H
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#include "clock.h"
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/* Note: SOM uses bit-field in its structure.  All you need to know is:
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   - CPUs supported by SOM (hppa) are big-endian,
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   - the MSB is numbered 0.  */
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struct som_external_header
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{
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  unsigned char system_id[2];
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  unsigned char a_magic[2];
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  unsigned char version_id[4];
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  struct som_external_clock file_time;
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  unsigned char entry_space[4];
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  unsigned char entry_subspace[4];
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  unsigned char entry_offset[4];
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  unsigned char aux_header_location[4];
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  unsigned char aux_header_size[4];
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  unsigned char som_length[4];
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  unsigned char presumed_dp[4];
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  unsigned char space_location[4];
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  unsigned char space_total[4];
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  unsigned char subspace_location[4];
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  unsigned char subspace_total[4];
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  unsigned char loader_fixup_location[4];
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  unsigned char loader_fixup_total[4];
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  unsigned char space_strings_location[4];
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  unsigned char space_strings_size[4];
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  unsigned char init_array_location[4];
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  unsigned char init_array_total[4];
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  unsigned char compiler_location[4];
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  unsigned char compiler_total[4];
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  unsigned char symbol_location[4];
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  unsigned char symbol_total[4];
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  unsigned char fixup_request_location[4];
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  unsigned char fixup_request_total[4];
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  unsigned char symbol_strings_location[4];
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  unsigned char symbol_strings_size[4];
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  unsigned char unloadable_sp_location[4];
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  unsigned char unloadable_sp_size[4];
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  unsigned char checksum[4];
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};
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#define OLD_VERSION_ID 85082112
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#define NEW_VERSION_ID 87102412
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#define EXECLIBMAGIC    0x0104
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#define RELOC_MAGIC     0x0106
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#define EXEC_MAGIC      0x0107
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#define SHARE_MAGIC     0x0108
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#define SHMEM_MAGIC     0x0109
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#define DEMAND_MAGIC    0x010b
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#define DL_MAGIC        0x010d
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#define SHL_MAGIC       0x010e
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struct som_external_aux_id
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{
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  unsigned char flags[4];
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  unsigned char length[4];
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};
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/* Aux id types.  */
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#define VERSION_AUX_ID 6
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#define COPYRIGHT_AUX_ID 9
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/* Aux id flags.  */
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#define SOM_AUX_ID_MANDATORY    (1 << 31)
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#define SOM_AUX_ID_COPY         (1 << 30)
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#define SOM_AUX_ID_APPEND       (1 << 29)
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#define SOM_AUX_ID_IGNORE       (1 << 28)
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#define SOM_AUX_ID_TYPE_SH      0
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#define SOM_AUX_ID_TYPE_MASK    0xffff
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struct som_external_string_auxhdr
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{
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  struct som_external_aux_id header_id;
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  /* Length of the string, without the NUL.  */
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  unsigned char string_length[4];
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  /* The string.  */
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};
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struct som_external_exec_auxhdr
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{
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  struct som_external_aux_id som_auxhdr;
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  unsigned char exec_tsize[4];
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  unsigned char exec_tmem[4];
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  unsigned char exec_tfile[4];
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  unsigned char exec_dsize[4];
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  unsigned char exec_dmem[4];
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  unsigned char exec_dfile[4];
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  unsigned char exec_bsize[4];
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  unsigned char exec_entry[4];
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  unsigned char exec_flags[4];
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  unsigned char exec_bfill[4];
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};
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#define AUX_HDR_SIZE sizeof (struct som_external_exec_auxhdr)
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struct som_external_space_dictionary_record
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{
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  unsigned char name[4];
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  unsigned char flags[4];
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  unsigned char space_number[4];
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  unsigned char subspace_index[4];
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  unsigned char subspace_quantity[4];
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  unsigned char loader_fix_index[4];
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  unsigned char loader_fix_quantity[4];
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  unsigned char init_pointer_index[4];
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  unsigned char init_pointer_quantity[4];
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};
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#define SOM_SPACE_IS_LOADABLE           (1 << 31)
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#define SOM_SPACE_IS_DEFINED            (1 << 30)
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#define SOM_SPACE_IS_PRIVATE            (1 << 29)
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#define SOM_SPACE_HAS_INTERMEDIATE_CODE (1 << 28)
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#define SOM_SPACE_IS_TSPECIFIC          (1 << 27)
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#define SOM_SPACE_SORT_KEY_SH           8
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#define SOM_SPACE_SORT_KEY_MASK         0xff
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struct som_external_subspace_dictionary_record
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{
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  unsigned char space_index[4];
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  unsigned char flags[4];
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  unsigned char file_loc_init_value[4];
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  unsigned char initialization_length[4];
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  unsigned char subspace_start[4];
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  unsigned char subspace_length[4];
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  unsigned char alignment[4];
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  unsigned char name[4];
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  unsigned char fixup_request_index[4];
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  unsigned char fixup_request_quantity[4];
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};
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#define SOM_SUBSPACE_ACCESS_CONTROL_BITS_SH     25
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#define SOM_SUBSPACE_ACCESS_CONTROL_BITS_MASK   0x7f
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#define SOM_SUBSPACE_MEMORY_RESIDENT            (1 << 24)
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#define SOM_SUBSPACE_DUP_COMMON                 (1 << 23)
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#define SOM_SUBSPACE_IS_COMMON                  (1 << 22)
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#define SOM_SUBSPACE_IS_LOADABLE                (1 << 21)
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#define SOM_SUBSPACE_QUADRANT_SH                19
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#define SOM_SUBSPACE_QUADRANT_MASK              0x3
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#define SOM_SUBSPACE_INITIALLY_FROZEN           (1 << 18)
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#define SOM_SUBSPACE_IS_FIRST                   (1 << 17)
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#define SOM_SUBSPACE_CODE_ONLY                  (1 << 16)
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#define SOM_SUBSPACE_SORT_KEY_SH                8
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#define SOM_SUBSPACE_SORT_KEY_MASK              0xff
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#define SOM_SUBSPACE_REPLICATE_INIT             (1 << 7)
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#define SOM_SUBSPACE_CONTINUATION               (1 << 6)
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#define SOM_SUBSPACE_IS_TSPECIFIC               (1 << 5)
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#define SOM_SUBSPACE_IS_COMDAT                  (1 << 4)
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struct som_external_compilation_unit
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{
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  unsigned char name[4];
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  unsigned char language_name[4];
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  unsigned char product_id[4];
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  unsigned char version_id[4];
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  unsigned char flags[4];
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  struct som_external_clock compile_time;
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  struct som_external_clock source_time;
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};
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struct som_external_symbol_dictionary_record
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{
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  unsigned char flags[4];
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  unsigned char name[4];
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  unsigned char qualifier_name[4];
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  unsigned char info[4];
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  unsigned char symbol_value[4];
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};
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/* Flags fields.  */
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#define SOM_SYMBOL_HIDDEN (1 << 31)
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#define SOM_SYMBOL_SECONDARY_DEF (1 << 30)
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#define SOM_SYMBOL_TYPE_SH 24
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#define SOM_SYMBOL_TYPE_MASK 0x3f
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#define SOM_SYMBOL_SCOPE_SH 20
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#define SOM_SYMBOL_SCOPE_MASK 0xf
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#define SOM_SYMBOL_CHECK_LEVEL_SH 17
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#define SOM_SYMBOL_CHECK_LEVEL_MASK 0x7
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#define SOM_SYMBOL_MUST_QUALIFY (1 << 16)
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#define SOM_SYMBOL_INITIALLY_FROZEN (1 << 15)
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#define SOM_SYMBOL_MEMORY_RESIDENT (1 << 14)
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#define SOM_SYMBOL_IS_COMMON (1 << 13)
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#define SOM_SYMBOL_DUP_COMMON (1 << 12)
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#define SOM_SYMBOL_XLEAST_SH 10
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#define SOM_SYMBOL_XLEAT_MASK 0x3
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#define SOM_SYMBOL_ARG_RELOC_SH 0
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#define SOM_SYMBOL_ARG_RELOC_MASK 0x3ff
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/* Info fields.  */
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#define SOM_SYMBOL_HAS_LONG_RETURN (1 << 31)
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#define SOM_SYMBOL_NO_RELOCATION (1 << 30)
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#define SOM_SYMBOL_IS_COMDAT (1 << 29)
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#define SOM_SYMBOL_SYMBOL_INFO_SH 0
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#define SOM_SYMBOL_SYMBOL_INFO_MASK 0xffffff
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/* Symbol type definition.  */
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#define ST_NULL         0
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#define ST_ABSOLUTE     1
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#define ST_DATA         2
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#define ST_CODE         3
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#define ST_PRI_PROG     4
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#define ST_SEC_PROG     5
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#define ST_ENTRY        6
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#define ST_STORAGE      7
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#define ST_STUB         8
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#define ST_MODULE       9
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#define ST_SYM_EXT      10
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#define ST_ARG_EXT      11
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#define ST_MILLICODE    12
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#define ST_PLABEL       13
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#define ST_OCT_DIS      14
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#define ST_MILLI_EXT    15
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#define ST_TSTORAGE     16
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#define ST_COMDAT       17
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/* Symbol scope.  */
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#define SS_UNSAT        0
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#define SS_EXTERNAL     1
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#define SS_LOCAL        2
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#define SS_UNIVERSAL    3
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#endif /* _SOM_AOUT_H */

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