summaryrefslogtreecommitdiff
path: root/gdb/config/mips/tm-mips.h
blob: 2f2ab9d7d402fd85a81130adc5b27ed11b696cb1 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
/* Definitions to make GDB run on a mips box under 4.3bsd.

   Copyright 1986, 1987, 1989, 1991, 1992, 1993, 1994, 1995, 1996,
   1997, 1998, 1999, 2000, 2002, 2003 Free Software Foundation, Inc.

   Contributed by Per Bothner (bothner@cs.wisc.edu) at U.Wisconsin
   and by Alessandro Forin (af@cs.cmu.edu) at CMU..

   This file is part of GDB.

   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
   the Free Software Foundation; either version 2 of the License, or
   (at your option) any later version.

   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.

   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.  */

#ifndef TM_MIPS_H
#define TM_MIPS_H 1

#include "regcache.h"

struct frame_info;
struct symbol;
struct type;
struct value;

#include <bfd.h>
#include "coff/sym.h"		/* Needed for PDR below.  */
#include "coff/symconst.h"

/* Return non-zero if PC points to an instruction which will cause a step
   to execute both the instruction at PC and an instruction at PC+4.  */
extern int mips_step_skips_delay (CORE_ADDR);
#define STEP_SKIPS_DELAY_P (1)
#define STEP_SKIPS_DELAY(pc) (mips_step_skips_delay (pc))

#define RA_REGNUM 31		/* Contains return address value */

/* Special symbol found in blocks associated with routines.  We can
   hang mdebug_extra_func_info's off of this.  */

#define MDEBUG_EFI_SYMBOL_NAME "__GDB_EFI_INFO__"

/* Specific information about a procedure.
   This overlays the MIPS's PDR records, 
   mipsread.c (ab)uses this to save memory */

struct mdebug_extra_func_info
{
  long numargs;		/* number of args to procedure (was iopt) */
  PDR pdr;			/* Procedure descriptor record */
};

/* Functions for dealing with MIPS16 call and return stubs.  */
#define DEPRECATED_IGNORE_HELPER_CALL(pc)			mips_ignore_helper (pc)
extern int mips_ignore_helper (CORE_ADDR pc);

#endif /* TM_MIPS_H */