source: trunk/libs/newlib/src/include/coff/i860.h @ 666

Last change on this file since 666 was 444, checked in by satin@…, 6 years ago

add newlib,libalmos-mkh, restructure shared_syscalls.h and mini-libc

File size: 2.6 KB
Line 
1/* COFF information for the Intel i860.
2   
3   Copyright 2001, 2003, 2010, 2011 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 3 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., 51 Franklin Street - Fifth Floor, Boston,
18   MA 02110-1301, USA.  */
19
20/* This file was hacked from i386.h   [dolan@ssd.intel.com] */
21
22#define L_LNNO_SIZE 2
23#include "coff/external.h"
24
25/* Bits for f_flags:
26        F_RELFLG        relocation info stripped from file
27        F_EXEC          file is executable (no unresolved external references)
28        F_LNNO          line numbers stripped from file
29        F_LSYMS         local symbols stripped from file
30        F_AR32WR        file has byte ordering of an AR32WR machine (e.g. vax).  */
31
32#define F_RELFLG        (0x0001)
33#define F_EXEC          (0x0002)
34#define F_LNNO          (0x0004)
35#define F_LSYMS         (0x0008)
36
37#define I860MAGIC       0x14d
38
39#define I860BADMAG(x)   ((x).f_magic != I860MAGIC)
40
41#undef AOUTSZ
42#define AOUTSZ 36
43
44/* FIXME: What are the a.out magic numbers?  */
45
46#define _ETEXT  "etext"
47
48/********************** RELOCATION DIRECTIVES **********************/
49
50struct external_reloc
51{
52  char r_vaddr[4];
53  char r_symndx[4];
54  char r_type[2];
55};
56
57#define RELOC struct external_reloc
58#define RELSZ 10
59
60/* The relocation directory entry types.
61     PAIR   : The low half that follows relates to the preceding HIGH[ADJ].
62     HIGH   : The high half of a 32-bit constant.
63     LOWn   : The low half, insn bits 15..(n-1), 2^n-byte aligned.
64     SPLITn : The low half, insn bits 20..16 and 10..(n-1), 2^n-byte aligned.
65     HIGHADJ: Similar to HIGH, but with adjustment.
66     BRADDR : 26-bit branch displacement.
67
68   Note: The Intel assembler manual lists LOW4 as one of the
69   relocation types, but it appears to be useless for the i860.
70   We will recognize it anyway, just in case it actually appears in
71   any object files.  */
72
73enum {
74  COFF860_R_PAIR        = 0x1c,
75  COFF860_R_HIGH        = 0x1e,
76  COFF860_R_LOW0        = 0x1f,
77  COFF860_R_LOW1        = 0x20,
78  COFF860_R_LOW2        = 0x21,
79  COFF860_R_LOW3        = 0x22,
80  COFF860_R_LOW4        = 0x23,
81  COFF860_R_SPLIT0      = 0x24,
82  COFF860_R_SPLIT1      = 0x25,
83  COFF860_R_SPLIT2      = 0x26,
84  COFF860_R_HIGHADJ     = 0x27,
85  COFF860_R_BRADDR      = 0x28
86};
87
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