1 files changed, 57 insertions, 0 deletions
diff --git a/gdb/x86-nat.h b/gdb/x86-nat.h
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+/* Native-dependent code for x86 (i386 and x86-64).
+
+   Low level functions to implement Oeprating System specific
+   code to manipulate x86 debug registers.
+
+   Copyright (C) 2009-2014 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_NAT_H
+#define X86_NAT_H 1
+
+#include "nat/x86-dregs.h"
+
+/* Hardware-assisted breakpoints and watchpoints.  */
+
+/* Add watchpoint methods to the provided target_ops.  
+   Targets using x86 family debug registers for watchpoints should call
+   this.  */
+struct target_ops;
+extern void x86_use_watchpoints (struct target_ops *);
+
+/* Use this function to set x86_dr_low debug_register_length field
+   rather than setting it directly to check that the length is only
+   set once.  It also enables the 'maint set/show show-debug-regs' 
+   command.  */
+
+extern void x86_set_debug_register_length (int len);
+
+/* Use this function to reset the x86-nat.c debug register state.  */
+
+extern void x86_cleanup_dregs (void);
+
+/* Return a pointer to the local mirror of the debug registers of
+   process PID.  */
+
+extern struct x86_debug_reg_state *x86_debug_reg_state (pid_t pid);
+
+/* Called whenever GDB is no longer debugging process PID.  It deletes
+   data structures that keep track of debug register state.  */
+
+extern void x86_forget_process (pid_t pid);
+
+#endif /* X86_NAT_H */