tools/objtool/include/objtool/objtool.h

   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
  17 struct objtool_file {
  18         struct elf *elf;
  19         struct list_head insn_list;
  20         DECLARE_HASHTABLE(insn_hash, 20);
  21         struct list_head retpoline_call_list;
  22         struct list_head return_thunk_list;
  23         struct list_head static_call_list;
  24         struct list_head mcount_loc_list;
  25         bool ignore_unreachables, c_file, hints, rodata;
  26
  27         unsigned long jl_short, jl_long;
  28         unsigned long jl_nop_short, jl_nop_long;
  29 };
  30
  31 struct objtool_file *objtool_open_read(const char *_objname);
  32
  33 int check(struct objtool_file *file);
  34 int orc_dump(const char *objname);
  35 int orc_create(struct objtool_file *file);
  36
  37 #endif /* _OBJTOOL_H */