1 /* Common code for ARM software single stepping support.
3 Copyright (C) 1988-2020 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 ARCH_ARM_GET_NEXT_PCS_H
21 #define ARCH_ARM_GET_NEXT_PCS_H
25 /* Forward declaration. */
26 struct arm_get_next_pcs
;
28 /* get_next_pcs operations. */
29 struct arm_get_next_pcs_ops
31 ULONGEST (*read_mem_uint
) (CORE_ADDR memaddr
, int len
, int byte_order
);
32 CORE_ADDR (*syscall_next_pc
) (struct arm_get_next_pcs
*self
);
33 CORE_ADDR (*addr_bits_remove
) (struct arm_get_next_pcs
*self
, CORE_ADDR val
);
34 int (*is_thumb
) (struct arm_get_next_pcs
*self
);
36 /* Fix up PC if needed. */
37 CORE_ADDR (*fixup
) (struct arm_get_next_pcs
*self
, CORE_ADDR pc
);
40 /* Context for a get_next_pcs call on ARM. */
41 struct arm_get_next_pcs
43 /* Operations implementations. */
44 struct arm_get_next_pcs_ops
*ops
;
45 /* Byte order for data. */
47 /* Byte order for code. */
48 int byte_order_for_code
;
49 /* Whether the target has 32-bit thumb-2 breakpoint defined or
51 int has_thumb2_breakpoint
;
53 struct regcache
*regcache
;
56 /* Initialize arm_get_next_pcs. */
57 void arm_get_next_pcs_ctor (struct arm_get_next_pcs
*self
,
58 struct arm_get_next_pcs_ops
*ops
,
60 int byte_order_for_code
,
61 int has_thumb2_breakpoint
,
62 struct regcache
*regcache
);
64 /* Find the next possible PCs after the current instruction executes. */
65 std::vector
<CORE_ADDR
> arm_get_next_pcs (struct arm_get_next_pcs
*self
);
67 #endif /* ARCH_ARM_GET_NEXT_PCS_H */