| /* Motorolla MCore support for BFD. |
| Copyright (C) 1999 Free Software Foundation, Inc. |
| |
| This file is part of BFD, the Binary File Descriptor library. |
| |
| 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. */ |
| |
| /* This file holds definitions specific to the MCore COFF/PE ABI. */ |
| |
| #ifndef _COFF_MORE_H |
| #define _COFF_MORE_H |
| |
| |
| #define E_DIMNUM 4 /* # array dimensions in auxiliary entry */ |
| |
| #define IMAGE_REL_MCORE_ABSOLUTE 0x0000 |
| #define IMAGE_REL_MCORE_ADDR32 0x0001 |
| #define IMAGE_REL_MCORE_PCREL_IMM8BY4 0x0002 |
| #define IMAGE_REL_MCORE_PCREL_IMM11BY2 0x0003 |
| #define IMAGE_REL_MCORE_PCREL_IMM4BY2 0x0004 |
| #define IMAGE_REL_MCORE_PCREL_32 0x0005 |
| #define IMAGE_REL_MCORE_PCREL_JSR_IMM11BY2 0x0006 |
| #define IMAGE_REL_MCORE_RVA 0x0007 |
| |
| #define PEMCORE |
| |
| 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 |
| |
| #define OMAGIC 0404 /* object files, eg as output */ |
| #define ZMAGIC 0413 /* demand load format, eg normal ld output */ |
| #define STMAGIC 0401 /* target shlib */ |
| #define SHMAGIC 0443 /* host shlib */ |
| |
| /* From winnt.h */ |
| #define IMAGE_NT_OPTIONAL_HDR_MAGIC 0x10b |
| |
| |
| /* Define some NT default values. */ |
| #define NT_SECTION_ALIGNMENT 0x1000 |
| #define NT_FILE_ALIGNMENT 0x200 |
| #define NT_DEF_RESERVE 0x100000 |
| #define NT_DEF_COMMIT 0x1000 |
| |
| |
| struct external_reloc |
| { |
| char r_vaddr [4]; |
| char r_symndx [4]; |
| char r_type [2]; |
| char r_offset [4]; |
| }; |
| |
| #define RELOC struct external_reloc |
| #define RELSZ 14 |
| |
| #define MCOREMAGIC 0xb00 /* I just made this up */ |
| |
| #define MCOREBADMAG(x) (((x).f_magic!= MCOREMAGIC)) |
| |
| 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 |
| |
| |
| #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]; |
| }; |
| |
| #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; |
| |
| 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 SYMENT struct external_syment |
| #define SYMESZ 18 |
| #define AUXENT union external_auxent |
| #define AUXESZ 18 |
| |
| /* 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 |
| |
| #define GET_LINENO_LNNO(abfd, ext) bfd_h_get_32 (abfd, (bfd_byte *) (ext->l_lnno)); |
| #define PUT_LINENO_LNNO(abfd,val, ext) bfd_h_put_32 (abfd, val, (bfd_byte *) (ext->l_lnno)); |
| |
| 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" |
| |
| |
| |
| #endif /* __COFF_MCORE_H */ |