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/tmp/gdb-7.10/gdb/aarch64-tdep.h
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1 /* Common target dependent code for GDB on AArch64 systems.
2 
3  Copyright (C) 2009-2015 Free Software Foundation, Inc.
4  Contributed by ARM Ltd.
5 
6  This file is part of GDB.
7 
8  This program is free software; you can redistribute it and/or modify
9  it under the terms of the GNU General Public License as published by
10  the Free Software Foundation; either version 3 of the License, or
11  (at your option) any later version.
12 
13  This program is distributed in the hope that it will be useful,
14  but WITHOUT ANY WARRANTY; without even the implied warranty of
15  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
16  GNU General Public License for more details.
17 
18  You should have received a copy of the GNU General Public License
19  along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 
21 
22 #ifndef AARCH64_TDEP_H
23 #define AARCH64_TDEP_H
24 
25 /* Forward declarations. */
26 struct gdbarch;
27 struct regset;
28 
29 /* AArch64 Dwarf register numbering. */
30 #define AARCH64_DWARF_X0 0
31 #define AARCH64_DWARF_SP 31
32 #define AARCH64_DWARF_V0 64
33 
34 /* Register numbers of various important registers. */
36 {
37  AARCH64_X0_REGNUM, /* First integer register */
38 
39  /* Frame register in AArch64 code, if used. */
41  AARCH64_LR_REGNUM = AARCH64_X0_REGNUM + 30, /* Return address */
42  AARCH64_SP_REGNUM, /* Stack pointer */
43  AARCH64_PC_REGNUM, /* Program counter */
44  AARCH64_CPSR_REGNUM, /* Contains status register */
45  AARCH64_V0_REGNUM, /* First floating point / vector register */
46 
47  /* Last floating point / vector register */
49  AARCH64_FPSR_REGNUM, /* Floating point status register */
50  AARCH64_FPCR_REGNUM, /* Floating point control register */
51 
52  /* Other useful registers. */
53 
54  /* Last integer-like argument */
58 };
59 
60 /* Size of integer registers. */
61 #define X_REGISTER_SIZE 8
62 #define B_REGISTER_SIZE 1
63 #define H_REGISTER_SIZE 2
64 #define S_REGISTER_SIZE 4
65 #define D_REGISTER_SIZE 8
66 #define V_REGISTER_SIZE 16
67 #define Q_REGISTER_SIZE 16
68 
69 /* Total number of general (X) registers. */
70 #define AARCH64_X_REGISTER_COUNT 32
71 
72 /* Target-dependent structure in gdbarch. */
74 {
75  /* Lowest address at which instructions will appear. */
77 
78  /* Offset to PC value in jump buffer. If this is negative, longjmp
79  support will be disabled. */
80  int jb_pc;
81 
82  /* And the size of each entry in the buf. */
83  size_t jb_elt_size;
84 
85  /* Types for AdvSISD registers. */
86  struct type *vnq_type;
87  struct type *vnd_type;
88  struct type *vns_type;
89  struct type *vnh_type;
90  struct type *vnb_type;
91 
92  /* syscall record. */
93  int (*aarch64_syscall_record) (struct regcache *regcache, unsigned long svc_number);
94 };
95 
96 extern struct target_desc *tdesc_aarch64;
97 
98 extern int aarch64_process_record (struct gdbarch *gdbarch,
99  struct regcache *regcache, CORE_ADDR addr);
100 
101 #endif /* aarch64-tdep.h */
bfd_vma CORE_ADDR
Definition: common-types.h:41
int(* aarch64_syscall_record)(struct regcache *regcache, unsigned long svc_number)
Definition: aarch64-tdep.h:93
CORE_ADDR lowest_pc
Definition: aarch64-tdep.h:76
struct target_desc * tdesc_aarch64
Definition: aarch64.c:8
Definition: regset.h:34
int aarch64_process_record(struct gdbarch *gdbarch, struct regcache *regcache, CORE_ADDR addr)
Definition: gdbtypes.h:749
struct type * vnb_type
Definition: aarch64-tdep.h:90
struct type * vnd_type
Definition: aarch64-tdep.h:87
size_t jb_elt_size
Definition: aarch64-tdep.h:83
const char const char int
Definition: command.h:229
struct type * vns_type
Definition: aarch64-tdep.h:88
struct type * vnh_type
Definition: aarch64-tdep.h:89
aarch64_regnum
Definition: aarch64-tdep.h:35
struct type * vnq_type
Definition: aarch64-tdep.h:86