0,0 → 1,197 |
/* coff information for 88k bcs |
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Copyright 2001, 2010 Free Software Foundation, Inc. |
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This program is free software; you can redistribute it and/or modify |
it under the terms of the GNU General Public License as published by |
the Free Software Foundation; either version 3 of the License, or |
(at your option) any later version. |
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This program is distributed in the hope that it will be useful, |
but WITHOUT ANY WARRANTY; without even the implied warranty of |
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
along with this program; if not, write to the Free Software |
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
MA 02110-1301, USA. */ |
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#define DO_NOT_DEFINE_SCNHDR |
#define L_LNNO_SIZE 4 |
#define DO_NOT_DEFINE_SYMENT |
#define DO_NOT_DEFINE_AUXENT |
#include "coff/external.h" |
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#define MC88MAGIC 0540 /* 88k BCS executable */ |
#define MC88DMAGIC 0541 /* DG/UX executable */ |
#define MC88OMAGIC 0555 /* Object file */ |
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#define MC88BADMAG(x) (((x).f_magic != MC88MAGIC) \ |
&& ((x).f_magic != MC88DMAGIC) \ |
&& ((x).f_magic != MC88OMAGIC)) |
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#define PAGEMAGIC3 0414 /* Split i&d, zero mapped */ |
#define PAGEMAGICBCS 0413 |
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/********************** SECTION HEADER **********************/ |
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struct external_scnhdr |
{ |
char s_name[8]; /* section name */ |
char s_paddr[4]; /* physical address, aliased s_nlib */ |
char s_vaddr[4]; /* virtual address */ |
char s_size[4]; /* section size */ |
char s_scnptr[4]; /* file ptr to raw data for section */ |
char s_relptr[4]; /* file ptr to relocation */ |
char s_lnnoptr[4]; /* file ptr to line numbers */ |
char s_nreloc[4]; /* number of relocation entries */ |
char s_nlnno[4]; /* number of line number entries*/ |
char s_flags[4]; /* flags */ |
}; |
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#define SCNHDR struct external_scnhdr |
#define SCNHSZ 44 |
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/* Names of "special" sections. */ |
#define _TEXT ".text" |
#define _DATA ".data" |
#define _BSS ".bss" |
#define _COMMENT ".comment" |
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/********************** SYMBOLS **********************/ |
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#define E_SYMNMLEN 8 /* # characters in a symbol name */ |
#define E_FILNMLEN 14 /* # characters in a file name */ |
#define E_DIMNUM 4 /* # array dimensions in auxiliary entry */ |
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struct external_syment |
{ |
union |
{ |
char e_name[E_SYMNMLEN]; |
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struct |
{ |
char e_zeroes[4]; |
char e_offset[4]; |
} e; |
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} e; |
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char e_value[4]; |
char e_scnum[2]; |
char e_type[2]; |
char e_sclass[1]; |
char e_numaux[1]; |
char pad2[2]; |
}; |
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#define N_BTMASK 017 |
#define N_TMASK 060 |
#define N_BTSHFT 4 |
#define N_TSHIFT 2 |
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/* Note that this isn't the same shape as other coffs */ |
union external_auxent |
{ |
struct |
{ |
char x_tagndx[4]; /* str, un, or enum tag indx */ |
/* 4 */ |
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union |
{ |
char x_fsize[4]; /* size of function */ |
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struct |
{ |
char x_lnno[4]; /* declaration line number */ |
char x_size[4]; /* str/union/array size */ |
} x_lnsz; |
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} x_misc; |
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/* 12 */ |
union |
{ |
struct /* if ISFCN, tag, or .bb */ |
{ |
char x_lnnoptr[4]; /* ptr to fcn line # */ |
char x_endndx[4]; /* entry ndx past block end */ |
} x_fcn; |
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struct /* if ISARY, up to 4 dimen. */ |
{ |
char x_dimen[E_DIMNUM][2]; |
} x_ary; |
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} x_fcnary; |
/* 20 */ |
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} x_sym; |
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union |
{ |
char x_fname[E_FILNMLEN]; |
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struct |
{ |
char x_zeroes[4]; |
char x_offset[4]; |
} x_n; |
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} x_file; |
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struct |
{ |
char x_scnlen[4]; /* section length */ |
char x_nreloc[4]; /* # relocation entries */ |
char x_nlinno[4]; /* # line numbers */ |
} x_scn; |
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struct |
{ |
char x_tvfill[4]; /* tv fill value */ |
char x_tvlen[2]; /* length of .tv */ |
char x_tvran[2][2]; /* tv range */ |
} x_tv; /* info about .tv section (in auxent of symbol .tv)) */ |
}; |
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#define GET_LNSZ_SIZE(abfd, ext) \ |
H_GET_32 (abfd, ext->x_sym.x_misc.x_lnsz.x_size) |
#define GET_LNSZ_LNNO(abfd, ext) \ |
H_GET_32 (abfd, ext->x_sym.x_misc.x_lnsz.x_lnno) |
#define PUT_LNSZ_LNNO(abfd, in, ext) \ |
H_PUT_32 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_lnno) |
#define PUT_LNSZ_SIZE(abfd, in, ext) \ |
H_PUT_32 (abfd, in, ext->x_sym.x_misc.x_lnsz.x_size) |
#define GET_SCN_NRELOC(abfd, ext) \ |
H_GET_32 (abfd, ext->x_scn.x_nreloc) |
#define GET_SCN_NLINNO(abfd, ext) \ |
H_GET_32 (abfd, ext->x_scn.x_nlinno) |
#define PUT_SCN_NRELOC(abfd, in, ext) \ |
H_PUT_32 (abfd, in, ext->x_scn.x_nreloc) |
#define PUT_SCN_NLINNO(abfd, in, ext) \ |
H_PUT_32 (abfd,in, ext->x_scn.x_nlinno) |
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#define SYMENT struct external_syment |
#define SYMESZ 20 |
#define AUXENT union external_auxent |
#define AUXESZ 20 |
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/********************** RELOCATION DIRECTIVES **********************/ |
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struct external_reloc |
{ |
char r_vaddr[4]; |
char r_symndx[4]; |
char r_type[2]; |
char r_offset[2]; |
}; |
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#define RELOC struct external_reloc |
#define RELSZ 12 |
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#define NO_TVNDX |