diff options
Diffstat (limited to 'include/coff/rs6k64.h')
| -rw-r--r-- | include/coff/rs6k64.h | 109 |
1 files changed, 51 insertions, 58 deletions
diff --git a/include/coff/rs6k64.h b/include/coff/rs6k64.h index c9dd29f5c..47d080213 100644 --- a/include/coff/rs6k64.h +++ b/include/coff/rs6k64.h @@ -1,5 +1,5 @@ /* IBM RS/6000 "XCOFF64" file definitions for BFD. - Copyright (C) 2000 Free Software Foundation, Inc. + Copyright (C) 2000, 2002 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 @@ -13,40 +13,39 @@ 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. -*/ + Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /********************** 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[8];/* file pointer to symtab */ - char f_opthdr[2]; /* sizeof(optional hdr) */ - char f_flags[2]; /* flags */ - char f_nsyms[4]; /* number of symtab entries */ +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[8]; /* file pointer to symtab */ + char f_opthdr[2]; /* sizeof(optional hdr) */ + char f_flags[2]; /* flags */ + char f_nsyms[4]; /* number of symtab entries */ }; - /* IBM RS/6000 */ -#define U803XTOCMAGIC 0757 /* readonly text segments and TOC, XCOFF64 */ - -#define BADMAG(x) ((x).f_magic != U803XTOCMAGIC) +/* IBM RS/6000. */ +#define U803XTOCMAGIC 0757 /* Aix 4.3 64-bit XCOFF */ +#define U64_TOCMAGIC 0767 /* AIX 5+ 64-bit XCOFF */ +#define BADMAG(x) ((x).f_magic != U803XTOCMAGIC && (x).f_magic != U64_TOCMAGIC) #define FILHDR struct external_filehdr #define FILHSZ 24 /********************** AOUT "OPTIONAL HEADER" **********************/ - typedef struct { unsigned char magic[2]; /* type of file */ unsigned char vstamp[2]; /* version stamp */ unsigned char o_debugger[4]; /* reserved */ - unsigned char text_start[8]; /* base of text used for this file */ - unsigned char data_start[8]; /* base of data used for this file */ - unsigned char o_toc[8]; /* address of TOC */ + unsigned char text_start[8]; /* base of text used for this file */ + unsigned char data_start[8]; /* base of data used for this file */ + unsigned char o_toc[8]; /* address of TOC */ unsigned char o_snentry[2]; /* section number of entry point */ unsigned char o_sntext[2]; /* section number of .text section */ unsigned char o_sndata[2]; /* section number of .data section */ @@ -62,8 +61,8 @@ typedef struct unsigned char dsize[8]; /* initialized data " " */ unsigned char bsize[8]; /* uninitialized data " " */ unsigned char entry[8]; /* entry pt. */ - unsigned char o_maxstack[8]; /* max stack size (??) */ - unsigned char o_maxdata[8]; /* max data size (??) */ + unsigned char o_maxstack[8]; /* max stack size (??) */ + unsigned char o_maxdata[8]; /* max data size (??) */ unsigned char o_resv3[16]; /* reserved */ } AOUTHDR; @@ -74,22 +73,21 @@ AOUTHDR; /********************** SECTION HEADER **********************/ - -struct external_scnhdr { - char s_name[8]; /* section name */ - char s_paddr[8]; /* physical address, aliased s_nlib */ - char s_vaddr[8]; /* virtual address */ - char s_size[8]; /* section size */ - char s_scnptr[8]; /* file ptr to raw data for section */ - char s_relptr[8]; /* file ptr to relocation */ - char s_lnnoptr[8]; /* 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 */ - char s_pad[4]; /* padding */ +struct external_scnhdr +{ + char s_name[8]; /* section name */ + char s_paddr[8]; /* physical address, aliased s_nlib */ + char s_vaddr[8]; /* virtual address */ + char s_size[8]; /* section size */ + char s_scnptr[8]; /* file ptr to raw data for section */ + char s_relptr[8]; /* file ptr to relocation */ + char s_lnnoptr[8]; /* 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 */ + char s_pad[4]; /* padding */ }; - #define SCNHDR struct external_scnhdr #define SCNHSZ 72 @@ -97,24 +95,25 @@ struct external_scnhdr { /********************** 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[8]; /* (physical) address of line number */ - } l_addr; - char l_lnno[4]; /* line number */ -}; + 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[8]; /* (physical) address of line number */ + } l_addr; + + char l_lnno[4]; /* line number */ +}; #define LINENO struct external_lineno #define LINESZ 12 - /********************** SYMBOLS **********************/ #define E_SYMNMLEN 8 /* # characters in a symbol name */ @@ -131,16 +130,13 @@ struct external_syment char e_numaux[1]; }; - - #define N_BTMASK (017) #define N_TMASK (060) #define N_BTSHFT (4) #define N_TSHIFT (2) - - -union external_auxent { +union external_auxent +{ struct { union { struct { @@ -196,26 +192,23 @@ union external_auxent { #define DBXMASK 0x80 /* for dbx storage mask */ #define SYMNAME_IN_DEBUG(symptr) ((symptr)->n_sclass & DBXMASK) -/* Values for auxtype field in XCOFF64, taken from AIX 4.3 sym.h */ +/* Values for auxtype field in XCOFF64, taken from AIX 4.3 sym.h. */ #define _AUX_EXCEPT 255 #define _AUX_FCN 254 #define _AUX_SYM 253 #define _AUX_FILE 252 #define _AUX_CSECT 251 - - /********************** RELOCATION DIRECTIVES **********************/ - -struct external_reloc { +struct external_reloc +{ char r_vaddr[8]; char r_symndx[4]; char r_size[1]; char r_type[1]; }; - #define RELOC struct external_reloc #define RELSZ 14 |