1/* SPDX-License-Identifier: GPL-2.0-or-later */
2/*
3 * Copyright (C) 2020 Matt Helsley <mhelsley@vmware.com>
4 */
5
6#ifndef _OBJTOOL_H
7#define _OBJTOOL_H
8
9#include <stdbool.h>
10#include <linux/list.h>
11#include <linux/hashtable.h>
12
13#include <objtool/elf.h>
14
15#define __weak __attribute__((weak))
16
17struct pv_state {
18 bool clean;
19 struct list_head targets;
20};
21
22struct objtool_file {
23 struct elf *elf;
24 DECLARE_HASHTABLE(insn_hash, 20);
25 struct list_head retpoline_call_list;
26 struct list_head return_thunk_list;
27 struct list_head static_call_list;
28 struct list_head mcount_loc_list;
29 struct list_head endbr_list;
30 struct list_head call_list;
31 bool ignore_unreachables, hints, rodata;
32
33 unsigned int nr_endbr;
34 unsigned int nr_endbr_int;
35
36 unsigned long jl_short, jl_long;
37 unsigned long jl_nop_short, jl_nop_long;
38
39 struct pv_state *pv_ops;
40};
41
42struct objtool_file *objtool_open_read(const char *_objname);
43
44int objtool_pv_add(struct objtool_file *file, int idx, struct symbol *func);
45
46int check(struct objtool_file *file);
47int orc_dump(const char *objname);
48int orc_create(struct objtool_file *file);
49
50#endif /* _OBJTOOL_H */
51

source code of linux/tools/objtool/include/objtool/objtool.h