diff options
Diffstat (limited to 'include/coff/powerpc.h')
| -rw-r--r-- | include/coff/powerpc.h | 199 |
1 files changed, 29 insertions, 170 deletions
diff --git a/include/coff/powerpc.h b/include/coff/powerpc.h index 9552cf9f45e..1d4d6fb0572 100644 --- a/include/coff/powerpc.h +++ b/include/coff/powerpc.h @@ -1,32 +1,33 @@ /* Basic coff information for the PowerPC - * - * Based on coff/rs6000.h, coff/i386.h and others. - * - * Initial release: Kim Knuttila (krk@cygnus.com) - */ - -/********************** FILE HEADER **********************/ - -struct external_filehdr { - char f_magic[2]; /* magic number */ - char f_nscns[2]; /* number of sections */ - char f_timdat[4]; /* time & date stamp */ - char f_symptr[4]; /* file pointer to symtab */ - char f_nsyms[4]; /* number of symtab entries */ - char f_opthdr[2]; /* sizeof(optional hdr) */ - char f_flags[2]; /* flags */ -}; - -#define FILHDR struct external_filehdr -#define FILHSZ 20 + Based on coff/rs6000.h, coff/i386.h and others. + + 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. + + Initial release: Kim Knuttila (krk@cygnus.com) */ +#define L_LNNO_SIZE 2 +#define INCLUDE_COMDAT_FIELDS_IN_AUXENT +#include "coff/external.h" /* Bits for f_flags: - * F_RELFLG relocation info stripped from file - * F_EXEC file is executable (no unresolved external references) - * F_LNNO line numbers stripped from file - * F_LSYMS local symbols stripped from file - * F_AR32WR file has byte ordering of an AR32WR machine (e.g. vax) - */ + F_RELFLG relocation info stripped from file + F_EXEC file is executable (no unresolved external references) + F_LNNO line numbers stripped from file + F_LSYMS local symbols stripped from file + F_AR32WR file has byte ordering of an AR32WR machine (e.g. vax). */ #define F_RELFLG (0x0001) #define F_EXEC (0x0002) @@ -43,152 +44,10 @@ struct external_filehdr { #define PPCBADMAG(x) ((x).f_magic != PPCMAGIC) -/********************** AOUT "OPTIONAL HEADER" **********************/ - -typedef struct -{ - char magic[2]; /* type of file */ - char vstamp[2]; /* version stamp */ - char tsize[4]; /* text size in bytes, padded to FW bdry*/ - char dsize[4]; /* initialized data " " */ - char bsize[4]; /* uninitialized data " " */ - char entry[4]; /* entry pt. */ - char text_start[4]; /* base of text used for this file */ - char data_start[4]; /* base of data used for this file */ -} -AOUTHDR; - -#define AOUTSZ 28 -#define AOUTHDRSZ 28 - -/********************** 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[2]; /* number of relocation entries */ - char s_nlnno[2]; /* number of line number entries */ - char s_flags[4]; /* flags */ -}; - -#define SCNHDR struct external_scnhdr -#define SCNHSZ 40 - -/* - * names of "special" sections - */ -#define _TEXT ".text" -#define _DATA ".data" -#define _BSS ".bss" -#define _COMMENT ".comment" -#define _LIB ".lib" - -/********************** LINE NUMBERS **********************/ - -/* 1 line number entry for every "breakpointable" source line in a section. - * Line numbers are grouped on a per function basis; first entry in a function - * grouping will have l_lnno = 0 and in place of physical address will be the - * symbol table index of the function name. - */ -struct external_lineno { - union { - char l_symndx[4]; /* function name symbol index, iff l_lnno == 0 */ - char l_paddr[4]; /* (physical) address of line number */ - } l_addr; - char l_lnno[2]; /* line number */ -}; - -#define LINENO struct external_lineno -#define LINESZ 6 - -/********************** SYMBOLS **********************/ - -#define E_SYMNMLEN 8 /* # characters in a symbol name */ - -/* Allow the file name length to be overridden in the including file */ -#ifndef E_FILNMLEN -#define E_FILNMLEN 14 -#endif - -#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]; -}; - -#define SYMENT struct external_syment -#define SYMESZ 18 - -#define N_BTMASK (0xf) -#define N_TMASK (0x30) -#define N_BTSHFT (4) -#define N_TSHIFT (2) - -union external_auxent { - struct { - char x_tagndx[4]; /* str, un, or enum tag indx */ - union { - struct { - char x_lnno[2]; /* declaration line number */ - char x_size[2]; /* str/union/array size */ - } x_lnsz; - char x_fsize[4]; /* size of function */ - } x_misc; - 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; - char x_tvndx[2]; /* tv index */ - } 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[2]; /* # relocation entries */ - char x_nlinno[2]; /* # line numbers */ - char x_checksum[4]; /* section COMDAT checksum */ - char x_associated[2]; /* COMDAT associated section index */ - char x_comdat[1]; /* COMDAT selection number */ - } x_scn; -}; - -#define AUXENT union external_auxent -#define AUXESZ 18 - -#define _ETEXT "etext" - /********************** RELOCATION DIRECTIVES **********************/ -struct external_reloc { +struct external_reloc +{ char r_vaddr[4]; char r_symndx[4]; char r_type[2]; |