gdb/x86-fbsd-nat.h

   1 /* Native-dependent code for FreeBSD x86.
   2
   3    Copyright (C) 2022-2023 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 #ifndef X86_FBSD_NAT_H
  21 #define X86_FBSD_NAT_H
  22
  23 #include <sys/ptrace.h>
  24
  25 #ifdef PT_GETXSTATE_INFO
  26 #include "gdbsupport/x86-xstate.h"
  27 #endif
  28 #include "fbsd-nat.h"
  29 #include "x86-bsd-nat.h"
  30
  31 /* A prototype FreeBSD/x86 target.  */
  32
  33 class x86_fbsd_nat_target : public x86bsd_nat_target<fbsd_nat_target>
  34 {
  35 public:
  36   bool supports_stopped_by_hw_breakpoint () override
  37   { return true; }
  38
  39   void low_new_fork (ptid_t parent, pid_t child) override;
  40
  41 #ifdef PT_GETXSTATE_INFO
  42   x86_xsave_layout fetch_x86_xsave_layout () override
  43   { return m_xsave_layout; }
  44
  45 protected:
  46   void probe_xsave_layout (pid_t pid);
  47
  48   struct ptrace_xstate_info m_xsave_info;
  49   x86_xsave_layout m_xsave_layout;
  50
  51 private:
  52   bool m_xsave_probed;
  53 #endif
  54 };
  55
  56 #endif /* x86-bsd-nat.h */