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Diffstat (limited to 'include/coff/m88k.h')
-rw-r--r-- | include/coff/m88k.h | 196 |
1 files changed, 196 insertions, 0 deletions
diff --git a/include/coff/m88k.h b/include/coff/m88k.h new file mode 100644 index 000000000..331d97c92 --- /dev/null +++ b/include/coff/m88k.h @@ -0,0 +1,196 @@ +/* coff information for 88k bcs + + Copyright 2001 Free Software Foundation, Inc. + + 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 2 of the License, or + (at your option) any later version. + + 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. + + 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ + +#define DO_NOT_DEFINE_SCNHDR +#define L_LNNO_SIZE 4 +#define DO_NOT_DEFINE_SYMENT +#define DO_NOT_DEFINE_AUXENT +#include "coff/external.h" + +#define MC88MAGIC 0540 /* 88k BCS executable */ +#define MC88DMAGIC 0541 /* DG/UX executable */ +#define MC88OMAGIC 0555 /* Object file */ + +#define MC88BADMAG(x) (((x).f_magic != MC88MAGIC) \ + && ((x).f_magic != MC88DMAGIC) \ + && ((x).f_magic != MC88OMAGIC)) + +#define PAGEMAGIC3 0414 /* Split i&d, zero mapped */ +#define PAGEMAGICBCS 0413 + +/********************** SECTION HEADER **********************/ + +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 */ +}; + +#define SCNHDR struct external_scnhdr +#define SCNHSZ 44 + +/* Names of "special" sections. */ +#define _TEXT ".text" +#define _DATA ".data" +#define _BSS ".bss" +#define _COMMENT ".comment" + + +/********************** SYMBOLS **********************/ + +#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 */ + +struct external_syment +{ + union + { + char e_name[E_SYMNMLEN]; + + struct + { + char e_zeroes[4]; + char e_offset[4]; + } e; + + } e; + + char e_value[4]; + char e_scnum[2]; + char e_type[2]; + char e_sclass[1]; + char e_numaux[1]; + char pad2[2]; +}; + +#define N_BTMASK 017 +#define N_TMASK 060 +#define N_BTSHFT 4 +#define N_TSHIFT 2 + +/* 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 */ + + union + { + char x_fsize[4]; /* size of function */ + + struct + { + char x_lnno[4]; /* declaration line number */ + char x_size[4]; /* str/union/array size */ + } x_lnsz; + + } x_misc; + + /* 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; + + struct /* if ISARY, up to 4 dimen. */ + { + char x_dimen[E_DIMNUM][2]; + } x_ary; + + } x_fcnary; + /* 20 */ + + } x_sym; + + union + { + char x_fname[E_FILNMLEN]; + + struct + { + char x_zeroes[4]; + char x_offset[4]; + } x_n; + + } x_file; + + struct + { + char x_scnlen[4]; /* section length */ + char x_nreloc[4]; /* # relocation entries */ + char x_nlinno[4]; /* # line numbers */ + } x_scn; + + 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)) */ +}; + +#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) + +#define SYMENT struct external_syment +#define SYMESZ 20 +#define AUXENT union external_auxent +#define AUXESZ 20 + +/********************** RELOCATION DIRECTIVES **********************/ + +struct external_reloc +{ + char r_vaddr[4]; + char r_symndx[4]; + char r_type[2]; + char r_offset[2]; +}; + +#define RELOC struct external_reloc +#define RELSZ 12 + +#define NO_TVNDX |