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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-6.8/] [include/] [coff/] [tic80.h] - Blame information for rev 827

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1 24 jeremybenn
/* coff information for TI TMS320C80 (MVP)
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   Copyright 2001 Free Software Foundation, Inc.
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   This program is free software; you can redistribute it and/or modify
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   it under the terms of the GNU General Public License as published by
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   the Free Software Foundation; either version 2 of the License, or
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   (at your option) any later version.
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   This program is distributed in the hope that it will be useful,
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   but WITHOUT ANY WARRANTY; without even the implied warranty of
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   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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   GNU General Public License for more details.
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   You should have received a copy of the GNU General Public License
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   along with this program; if not, write to the Free Software
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   Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA.  */
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#define DO_NOT_DEFINE_FILHDR
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#define DO_NOT_DEFINE_SCNHDR
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#define L_LNNO_SIZE 2
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#include "coff/external.h"
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/********************** FILE HEADER **********************/
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struct external_filehdr
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  {
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    char f_magic[2];    /* magic number                 */
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    char f_nscns[2];    /* number of sections           */
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    char f_timdat[4];   /* time & date stamp            */
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    char f_symptr[4];   /* file pointer to symtab       */
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    char f_nsyms[4];    /* number of symtab entries     */
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    char f_opthdr[2];   /* sizeof(optional hdr)         */
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    char f_flags[2];    /* flags                        */
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    char f_target_id[2];/* target id (TIc80 specific)   */
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};
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#define TIC80_ARCH_MAGIC        0x0C1   /* Goes in the file header magic number field */
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#define TIC80_TARGET_ID         0x95    /* Goes in the target id field */
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#define TIC80BADMAG(x) ((x).f_magic != TIC80_ARCH_MAGIC)
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#define FILHDR  struct external_filehdr
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#define FILHSZ  22
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#define TIC80_AOUTHDR_MAGIC     0x108   /* Goes in the optional file header magic number field */
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/********************** SECTION HEADER **********************/
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struct external_scnhdr
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{
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        char            s_name[8];      /* section name                 */
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        char            s_paddr[4];     /* physical address, aliased s_nlib */
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        char            s_vaddr[4];     /* virtual address              */
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        char            s_size[4];      /* section size                 */
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        char            s_scnptr[4];    /* file ptr to raw data for section */
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        char            s_relptr[4];    /* file ptr to relocation       */
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        char            s_lnnoptr[4];   /* file ptr to line numbers     */
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        char            s_nreloc[2];    /* number of relocation entries */
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        char            s_nlnno[2];     /* number of line number entries*/
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        char            s_flags[2];     /* flags                        */
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        char            s_reserved[1];  /* reserved (TIc80 specific)    */
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        char            s_mempage[1];   /* memory page number (TIc80)   */
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};
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/* Names of "special" sections.  */
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#define _TEXT   ".text"
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#define _DATA   ".data"
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#define _BSS    ".bss"
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#define _CINIT  ".cinit"
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#define _CONST  ".const"
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#define _SWITCH ".switch"
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#define _STACK  ".stack"
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#define _SYSMEM ".sysmem"
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#define SCNHDR  struct external_scnhdr
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#define SCNHSZ  40
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/* FIXME - need to correlate external_auxent with
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   TIc80 Code Generation Tools User's Guide, CG:A-25 */
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/********************** RELOCATION DIRECTIVES **********************/
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/* The external reloc has an offset field, because some of the reloc
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   types on the h8 don't have room in the instruction for the entire
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   offset - eg the strange jump and high page addressing modes.  */
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struct external_reloc
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{
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  char r_vaddr[4];
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  char r_symndx[4];
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  char r_reserved[2];
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  char r_type[2];
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};
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#define RELOC struct external_reloc
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#define RELSZ 12
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/* TIc80 relocation types. */
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#define R_ABS           0x00            /* Absolute address - no relocation */
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#define R_RELLONGX      0x11            /* PP: 32 bits, direct */
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#define R_PPBASE        0x34            /* PP: Global base address type */
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#define R_PPLBASE       0x35            /* PP: Local base address type */
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#define R_PP15          0x38            /* PP: Global 15 bit offset */
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#define R_PP15W         0x39            /* PP: Global 15 bit offset divided by 4 */
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#define R_PP15H         0x3A            /* PP: Global 15 bit offset divided by 2 */
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#define R_PP16B         0x3B            /* PP: Global 16 bit offset for bytes */
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#define R_PPL15         0x3C            /* PP: Local 15 bit offset */
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#define R_PPL15W        0x3D            /* PP: Local 15 bit offset divided by 4 */
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#define R_PPL15H        0x3E            /* PP: Local 15 bit offset divided by 2 */
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#define R_PPL16B        0x3F            /* PP: Local 16 bit offset for bytes */
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#define R_PPN15         0x40            /* PP: Global 15 bit negative offset */
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#define R_PPN15W        0x41            /* PP: Global 15 bit negative offset divided by 4 */
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#define R_PPN15H        0x42            /* PP: Global 15 bit negative offset divided by 2 */
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#define R_PPN16B        0x43            /* PP: Global 16 bit negative byte offset */
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#define R_PPLN15        0x44            /* PP: Local 15 bit negative offset */
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#define R_PPLN15W       0x45            /* PP: Local 15 bit negative offset divided by 4 */
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#define R_PPLN15H       0x46            /* PP: Local 15 bit negative offset divided by 2 */
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#define R_PPLN16B       0x47            /* PP: Local 16 bit negative byte offset */
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#define R_MPPCR15W      0x4E            /* MP: 15 bit PC-relative divided by 4 */
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#define R_MPPCR         0x4F            /* MP: 32 bit PC-relative divided by 4 */

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