source: branches/libc-0.6/src/binutils/include/coff/tic80.h

Last change on this file was 610, checked in by bird, 22 years ago

This commit was generated by cvs2svn to compensate for changes in r609,
which included commits to RCS files with non-trunk default branches.
  • Property cvs2svn:cvs-rev set to 1.1.1.2
  • Property svn:eol-style set to native
  • Property svn:executable set to *
File size: 4.6 KB
Line 
1/* coff information for TI TMS320C80 (MVP)
2
3 Copyright 2001 Free Software Foundation, Inc.
4
5 This program is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published by
7 the Free Software Foundation; either version 2 of the License, or
8 (at your option) any later version.
9
10 This program is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
13 GNU General Public License for more details.
14
15 You should have received a copy of the GNU General Public License
16 along with this program; if not, write to the Free Software
17 Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */
18
19#define DO_NOT_DEFINE_FILHDR
20#define DO_NOT_DEFINE_SCNHDR
21#define L_LNNO_SIZE 2
22#include "coff/external.h"
23
24/********************** FILE HEADER **********************/
25
26struct external_filehdr
27 {
28 char f_magic[2]; /* magic number */
29 char f_nscns[2]; /* number of sections */
30 char f_timdat[4]; /* time & date stamp */
31 char f_symptr[4]; /* file pointer to symtab */
32 char f_nsyms[4]; /* number of symtab entries */
33 char f_opthdr[2]; /* sizeof(optional hdr) */
34 char f_flags[2]; /* flags */
35 char f_target_id[2];/* target id (TIc80 specific) */
36};
37
38#define TIC80_ARCH_MAGIC 0x0C1 /* Goes in the file header magic number field */
39#define TIC80_TARGET_ID 0x95 /* Goes in the target id field */
40
41#define TIC80BADMAG(x) ((x).f_magic != TIC80_ARCH_MAGIC)
42
43#define FILHDR struct external_filehdr
44#define FILHSZ 22
45
46#define TIC80_AOUTHDR_MAGIC 0x108 /* Goes in the optional file header magic number field */
47
48/********************** SECTION HEADER **********************/
49
50struct external_scnhdr
51{
52 char s_name[8]; /* section name */
53 char s_paddr[4]; /* physical address, aliased s_nlib */
54 char s_vaddr[4]; /* virtual address */
55 char s_size[4]; /* section size */
56 char s_scnptr[4]; /* file ptr to raw data for section */
57 char s_relptr[4]; /* file ptr to relocation */
58 char s_lnnoptr[4]; /* file ptr to line numbers */
59 char s_nreloc[2]; /* number of relocation entries */
60 char s_nlnno[2]; /* number of line number entries*/
61 char s_flags[2]; /* flags */
62 char s_reserved[1]; /* reserved (TIc80 specific) */
63 char s_mempage[1]; /* memory page number (TIc80) */
64};
65
66/* Names of "special" sections. */
67#define _TEXT ".text"
68#define _DATA ".data"
69#define _BSS ".bss"
70#define _CINIT ".cinit"
71#define _CONST ".const"
72#define _SWITCH ".switch"
73#define _STACK ".stack"
74#define _SYSMEM ".sysmem"
75
76#define SCNHDR struct external_scnhdr
77#define SCNHSZ 40
78
79/* FIXME - need to correlate external_auxent with
80 TIc80 Code Generation Tools User's Guide, CG:A-25 */
81
82/********************** RELOCATION DIRECTIVES **********************/
83
84/* The external reloc has an offset field, because some of the reloc
85 types on the h8 don't have room in the instruction for the entire
86 offset - eg the strange jump and high page addressing modes. */
87
88struct external_reloc
89{
90 char r_vaddr[4];
91 char r_symndx[4];
92 char r_reserved[2];
93 char r_type[2];
94};
95
96#define RELOC struct external_reloc
97#define RELSZ 12
98
99/* TIc80 relocation types. */
100
101#define R_ABS 0x00 /* Absolute address - no relocation */
102#define R_RELLONGX 0x11 /* PP: 32 bits, direct */
103#define R_PPBASE 0x34 /* PP: Global base address type */
104#define R_PPLBASE 0x35 /* PP: Local base address type */
105#define R_PP15 0x38 /* PP: Global 15 bit offset */
106#define R_PP15W 0x39 /* PP: Global 15 bit offset divided by 4 */
107#define R_PP15H 0x3A /* PP: Global 15 bit offset divided by 2 */
108#define R_PP16B 0x3B /* PP: Global 16 bit offset for bytes */
109#define R_PPL15 0x3C /* PP: Local 15 bit offset */
110#define R_PPL15W 0x3D /* PP: Local 15 bit offset divided by 4 */
111#define R_PPL15H 0x3E /* PP: Local 15 bit offset divided by 2 */
112#define R_PPL16B 0x3F /* PP: Local 16 bit offset for bytes */
113#define R_PPN15 0x40 /* PP: Global 15 bit negative offset */
114#define R_PPN15W 0x41 /* PP: Global 15 bit negative offset divided by 4 */
115#define R_PPN15H 0x42 /* PP: Global 15 bit negative offset divided by 2 */
116#define R_PPN16B 0x43 /* PP: Global 16 bit negative byte offset */
117#define R_PPLN15 0x44 /* PP: Local 15 bit negative offset */
118#define R_PPLN15W 0x45 /* PP: Local 15 bit negative offset divided by 4 */
119#define R_PPLN15H 0x46 /* PP: Local 15 bit negative offset divided by 2 */
120#define R_PPLN16B 0x47 /* PP: Local 16 bit negative byte offset */
121#define R_MPPCR15W 0x4E /* MP: 15 bit PC-relative divided by 4 */
122#define R_MPPCR 0x4F /* MP: 32 bit PC-relative divided by 4 */
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