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 struct process_stratum_target;
  27
  28 /* The inline frame unwinder.  */
  29
  30 extern const struct frame_unwind inline_frame_unwind;
  31
  32 /* Skip all inlined functions whose call sites are at the current PC.
  33
  34    If non-NULL, STOP_CHAIN is used to determine whether a stop was caused by
  35    a user breakpoint.  In that case, do not skip that inlined frame.  This
  36    allows the inlined frame to be treated as if it were non-inlined from the
  37    user's perspective.  GDB will stop "in" the inlined frame instead of
  38    the caller.  */
  39
  40 void skip_inline_frames (thread_info *thread, struct bpstats *stop_chain);
  41
  42 /* Forget about any hidden inlined functions in PTID, which is new or
  43    about to be resumed.  PTID may be minus_one_ptid (all processes of
  44    TARGET) or a PID (all threads in this process of TARGET).  */
  45
  46 void clear_inline_frame_state (process_stratum_target *target, ptid_t ptid);
  47
  48 /* Forget about any hidden inlined functions in THREAD, which is new
  49    or about to be resumed.  */
  50
  51 void clear_inline_frame_state (thread_info *thread);
  52
  53 /* Step into an inlined function by unhiding it.  */
  54
  55 void step_into_inline_frame (thread_info *thread);
  56
  57 /* Return the number of hidden functions inlined into the current
  58    frame.  */
  59
  60 int inline_skipped_frames (thread_info *thread);
  61
  62 /* If one or more inlined functions are hidden, return the symbol for
  63    the function inlined into the current frame.  */
  64
  65 struct symbol *inline_skipped_symbol (thread_info *thread);
  66
  67 /* Return the number of functions inlined into THIS_FRAME.  Some of
  68    the callees may not have associated frames (see
  69    skip_inline_frames).  */
  70
  71 int frame_inlined_callees (struct frame_info *this_frame);
  72
  73 #endif /* !defined (INLINE_FRAME_H) */