68 lines
2.2 KiB
C++
68 lines
2.2 KiB
C++
/* Common code for ARM software single stepping support.
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Copyright (C) 1988-2018 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#ifndef ARM_GET_NEXT_PCS_H
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#define ARM_GET_NEXT_PCS_H 1
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#include <vector>
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/* Forward declaration. */
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struct arm_get_next_pcs;
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/* get_next_pcs operations. */
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struct arm_get_next_pcs_ops
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{
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ULONGEST (*read_mem_uint) (CORE_ADDR memaddr, int len, int byte_order);
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CORE_ADDR (*syscall_next_pc) (struct arm_get_next_pcs *self);
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CORE_ADDR (*addr_bits_remove) (struct arm_get_next_pcs *self, CORE_ADDR val);
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int (*is_thumb) (struct arm_get_next_pcs *self);
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/* Fix up PC if needed. */
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CORE_ADDR (*fixup) (struct arm_get_next_pcs *self, CORE_ADDR pc);
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};
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/* Context for a get_next_pcs call on ARM. */
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struct arm_get_next_pcs
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{
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/* Operations implementations. */
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struct arm_get_next_pcs_ops *ops;
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/* Byte order for data. */
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int byte_order;
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/* Byte order for code. */
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int byte_order_for_code;
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/* Whether the target has 32-bit thumb-2 breakpoint defined or
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not. */
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int has_thumb2_breakpoint;
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/* Registry cache. */
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struct regcache *regcache;
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};
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/* Initialize arm_get_next_pcs. */
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void arm_get_next_pcs_ctor (struct arm_get_next_pcs *self,
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struct arm_get_next_pcs_ops *ops,
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int byte_order,
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int byte_order_for_code,
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int has_thumb2_breakpoint,
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struct regcache *regcache);
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/* Find the next possible PCs after the current instruction executes. */
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std::vector<CORE_ADDR> arm_get_next_pcs (struct arm_get_next_pcs *self);
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#endif /* ARM_GET_NEXT_PCS_H */
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