1/* SPDX-License-Identifier: GPL-2.0-or-later */
 2/*
 3 * Copyright (C) 2017 Josh Poimboeuf <jpoimboe@redhat.com>
 4 */
 5
 6#ifndef _CHECK_H
 7#define _CHECK_H
 8
 9#include <stdbool.h>
10#include "cfi.h"
11#include "arch.h"
12
13struct insn_state {
14	struct cfi_state cfi;
15	unsigned int uaccess_stack;
16	bool uaccess;
17	bool df;
18	bool noinstr;
19	s8 instr;
20};
21
22struct instruction {
23	struct list_head list;
24	struct hlist_node hash;
25	struct section *sec;
26	unsigned long offset;
27	unsigned int len;
28	enum insn_type type;
29	unsigned long immediate;
30	bool dead_end, ignore, ignore_alts;
31	bool hint;
32	bool retpoline_safe;
33	s8 instr;
34	u8 visited;
35	u8 ret_offset;
36	int alt_group;
37	struct symbol *call_dest;
38	struct instruction *jump_dest;
39	struct instruction *first_jump_src;
40	struct reloc *jump_table;
41	struct list_head alts;
42	struct symbol *func;
43	struct list_head stack_ops;
44	struct cfi_state cfi;
45	struct orc_entry orc;
46};
47
48struct instruction *find_insn(struct objtool_file *file,
49			      struct section *sec, unsigned long offset);
50
51#define for_each_insn(file, insn)					\
52	list_for_each_entry(insn, &file->insn_list, list)
53
54#define sec_for_each_insn(file, sec, insn)				\
55	for (insn = find_insn(file, sec, 0);				\
56	     insn && &insn->list != &file->insn_list &&			\
57			insn->sec == sec;				\
58	     insn = list_next_entry(insn, list))
59
60
61#endif /* _CHECK_H */