gdb/inline-frame.h

   1 /* Definitions for inline frame support.
   2
   3    Copyright (C) 2008-2020 Free Software Foundation, Inc.
   4
   5    This file is part of GDB.
   6
   7    This program is free software; you can redistribute it and/or modify
   8    it under the terms of the GNU General Public License as published by
   9    the Free Software Foundation; either version 3 of the License, or
  10    (at your option) any later version.
  11
  12    This program is distributed in the hope that it will be useful,
  13    but WITHOUT ANY WARRANTY; without even the implied warranty of
  14    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  15    GNU General Public License for more details.
  16
  17    You should have received a copy of the GNU General Public License
  18    along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
  19
  20 #if !defined (INLINE_FRAME_H)
  21 #define INLINE_FRAME_H 1
  22
  23 struct frame_info;
  24 struct frame_unwind;
  25 struct bpstats;
  26
  27 /* The inline frame unwinder.  */
  28
  29 extern const struct frame_unwind inline_frame_unwind;
  30
  31 /* Skip all inlined functions whose call sites are at the current PC.
  32
  33    If non-NULL, STOP_CHAIN is used to determine whether a stop was caused by
  34    a user breakpoint.  In that case, do not skip that inlined frame.  This
  35    allows the inlined frame to be treated as if it were non-inlined from the
  36    user's perspective.  GDB will stop "in" the inlined frame instead of
  37    the caller.  */
  38
  39 void skip_inline_frames (thread_info *thread, struct bpstats *stop_chain);
  40
  41 /* Forget about any hidden inlined functions in PTID, which is new or
  42    about to be resumed.  If PTID is minus_one_ptid, forget about all
  43    hidden inlined functions.  */
  44
  45 void clear_inline_frame_state (ptid_t ptid);
  46
  47 /* Step into an inlined function by unhiding it.  */
  48
  49 void step_into_inline_frame (thread_info *thread);
  50
  51 /* Return the number of hidden functions inlined into the current
  52    frame.  */
  53
  54 int inline_skipped_frames (thread_info *thread);
  55
  56 /* If one or more inlined functions are hidden, return the symbol for
  57    the function inlined into the current frame.  */
  58
  59 struct symbol *inline_skipped_symbol (thread_info *thread);
  60
  61 /* Return the number of functions inlined into THIS_FRAME.  Some of
  62    the callees may not have associated frames (see
  63    skip_inline_frames).  */
  64
  65 int frame_inlined_callees (struct frame_info *this_frame);
  66
  67 #endif /* !defined (INLINE_FRAME_H) */