binutils-gdb/gdb/x86-fbsd-nat.h
John Baldwin 24ef2641d9 gdb: Support XSAVE layouts for the current host in the FreeBSD x86 targets.
Use the CPUID instruction to fetch the offsets of supported state
components.

Approved-By: Simon Marchi <simon.marchi@efficios.com>
2023-08-28 14:18:19 -07:00

57 lines
1.5 KiB
C++

/* Native-dependent code for FreeBSD x86.
Copyright (C) 2022-2023 Free Software Foundation, Inc.
This file is part of GDB.
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; either version 3 of the License, or
(at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#ifndef X86_FBSD_NAT_H
#define X86_FBSD_NAT_H
#include <sys/ptrace.h>
#ifdef PT_GETXSTATE_INFO
#include "gdbsupport/x86-xstate.h"
#endif
#include "fbsd-nat.h"
#include "x86-bsd-nat.h"
/* A prototype FreeBSD/x86 target. */
class x86_fbsd_nat_target : public x86bsd_nat_target<fbsd_nat_target>
{
public:
bool supports_stopped_by_hw_breakpoint () override
{ return true; }
void low_new_fork (ptid_t parent, pid_t child) override;
#ifdef PT_GETXSTATE_INFO
x86_xsave_layout fetch_x86_xsave_layout () override
{ return m_xsave_layout; }
protected:
void probe_xsave_layout (pid_t pid);
struct ptrace_xstate_info m_xsave_info;
x86_xsave_layout m_xsave_layout;
private:
bool m_xsave_probed;
#endif
};
#endif /* x86-bsd-nat.h */