1/* libunwind - a platform-independent unwind library
2   Copyright (C) 2002 Hewlett-Packard Co
3	Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
4
5This file is part of libunwind.
6
7Permission is hereby granted, free of charge, to any person obtaining
8a copy of this software and associated documentation files (the
9"Software"), to deal in the Software without restriction, including
10without limitation the rights to use, copy, modify, merge, publish,
11distribute, sublicense, and/or sell copies of the Software, and to
12permit persons to whom the Software is furnished to do so, subject to
13the following conditions:
14
15The above copyright notice and this permission notice shall be
16included in all copies or substantial portions of the Software.
17
18THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
19EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
20MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
21NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE
22LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
23OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
24WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
25
26#ifndef unwind_i_h
27#define unwind_i_h
28
29#include <stdint.h>
30
31#include <libunwind-x86.h>
32
33#include "libunwind_i.h"
34
35/* DWARF column numbers: */
36#define EAX	0
37#define ECX	1
38#define EDX	2
39#define EBX	3
40#define ESP	4
41#define EBP	5
42#define ESI	6
43#define EDI	7
44#define EIP	8
45#define EFLAGS	9
46#define TRAPNO	10
47#define ST0	11
48
49#define x86_lock			UNW_OBJ(lock)
50#define x86_local_resume		UNW_OBJ(local_resume)
51#define x86_local_addr_space_init	UNW_OBJ(local_addr_space_init)
52#define x86_scratch_loc			UNW_OBJ(scratch_loc)
53#define x86_get_scratch_loc		UNW_OBJ(get_scratch_loc)
54#define x86_r_uc_addr			UNW_OBJ(r_uc_addr)
55
56extern void x86_local_addr_space_init (void);
57extern int x86_local_resume (unw_addr_space_t as, unw_cursor_t *cursor,
58			     void *arg);
59extern dwarf_loc_t x86_scratch_loc (struct cursor *c, unw_regnum_t reg);
60extern dwarf_loc_t x86_get_scratch_loc (struct cursor *c, unw_regnum_t reg);
61extern void *x86_r_uc_addr (ucontext_t *uc, int reg);
62
63#endif /* unwind_i_h */
64