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
44void 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