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
23 /* Forward declaration. */
24 struct arm_get_next_pcs;
26 /* get_next_pcs operations. */
27 struct arm_get_next_pcs_ops
29 ULONGEST (*read_mem_uint) (CORE_ADDR memaddr, int len, int byte_order);
30 CORE_ADDR (*syscall_next_pc) (struct arm_get_next_pcs *self, CORE_ADDR pc);
31 CORE_ADDR (*addr_bits_remove) (struct arm_get_next_pcs *self, CORE_ADDR val);
32 int (*is_thumb) (struct arm_get_next_pcs *self);
35 /* Context for a get_next_pcs call on ARM. */
36 struct arm_get_next_pcs
38 /* Operations implementations. */
39 struct arm_get_next_pcs_ops *ops;
40 /* Byte order for data. */
42 /* Byte order for code. */
43 int byte_order_for_code;
44 /* Thumb2 breakpoint instruction. */
45 const gdb_byte *arm_thumb2_breakpoint;
47 struct regcache *regcache;
50 /* Initialize arm_get_next_pcs. */
51 void arm_get_next_pcs_ctor (struct arm_get_next_pcs *self,
52 struct arm_get_next_pcs_ops *ops,
54 int byte_order_for_code,
55 const gdb_byte *arm_thumb2_breakpoint,
56 struct regcache *regcache);
58 /* Find the next possible PCs after the current instruction executes. */
59 VEC (CORE_ADDR) *arm_get_next_pcs (struct arm_get_next_pcs *self,
62 #endif /* ARM_GET_NEXT_PCS_H */