1 /* Common code for ARM software single stepping support.
3 Copyright (C) 1988-2016 Free Software Foundation, Inc.
5 This file is part of GDB.
7 This program is free software; you can redistribute it and/or modify
8 it under the terms of the GNU General Public License as published by
9 the Free Software Foundation; either version 3 of the License, or
10 (at your option) any later version.
12 This program is distributed in the hope that it will be useful,
13 but WITHOUT ANY WARRANTY; without even the implied warranty of
14 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 GNU General Public License for more details.
17 You should have received a copy of the GNU General Public License
18 along with this program. If not, see <http://www.gnu.org/licenses/>. */
20 #ifndef ARM_GET_NEXT_PCS_H
21 #define ARM_GET_NEXT_PCS_H 1
24 /* Forward declaration. */
25 struct arm_get_next_pcs
;
27 /* get_next_pcs operations. */
28 struct arm_get_next_pcs_ops
30 ULONGEST (*read_mem_uint
) (CORE_ADDR memaddr
, int len
, int byte_order
);
31 CORE_ADDR (*syscall_next_pc
) (struct arm_get_next_pcs
*self
);
32 CORE_ADDR (*addr_bits_remove
) (struct arm_get_next_pcs
*self
, CORE_ADDR val
);
33 int (*is_thumb
) (struct arm_get_next_pcs
*self
);
35 /* Fix up PC if needed. */
36 CORE_ADDR (*fixup
) (struct arm_get_next_pcs
*self
, CORE_ADDR pc
);
39 /* Context for a get_next_pcs call on ARM. */
40 struct arm_get_next_pcs
42 /* Operations implementations. */
43 struct arm_get_next_pcs_ops
*ops
;
44 /* Byte order for data. */
46 /* Byte order for code. */
47 int byte_order_for_code
;
48 /* Whether the target has 32-bit thumb-2 breakpoint defined or
50 int has_thumb2_breakpoint
;
52 struct regcache
*regcache
;
55 /* Initialize arm_get_next_pcs. */
56 void arm_get_next_pcs_ctor (struct arm_get_next_pcs
*self
,
57 struct arm_get_next_pcs_ops
*ops
,
59 int byte_order_for_code
,
60 int has_thumb2_breakpoint
,
61 struct regcache
*regcache
);
63 /* Find the next possible PCs after the current instruction executes. */
64 VEC (CORE_ADDR
) *arm_get_next_pcs (struct arm_get_next_pcs
*self
);
66 #endif /* ARM_GET_NEXT_PCS_H */