* amd64-windows-nat.c, amd64-windows-tdep.c: New files.

        * config/i386/mingw64.mh, config/i386/nm-cygwin64.h: New files.
        * configure.host, configure.tgt: Add handling for x86_64/windows.
        * config/djgpp/fnchange.lst: Add entries for amd64-windows-nat.c
        and amd64-windows-tdep.c.

2 files changed, 38 insertions, 0 deletions

diff --git a/gdb/config/i386/mingw64.mh b/gdb/config/i386/mingw64.mh
new file mode 100644
index 0000000..6da61e5
--- /dev/null
+++ b/gdb/config/i386/mingw64.mh
@@ -0,0 +1,2 @@
+NATDEPFILES= i386-nat.o win32-nat.o amd64-windows-nat.o
+NAT_FILE=nm-cygwin64.h
diff --git a/gdb/config/i386/nm-cygwin64.h b/gdb/config/i386/nm-cygwin64.h
new file mode 100644
index 0000000..71b2682
--- /dev/null
+++ b/gdb/config/i386/nm-cygwin64.h
@@ -0,0 +1,36 @@
+/* Copyright 2008, 2009 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/>.  */
+
+#define ADD_SHARED_SYMBOL_FILES dll_symbol_command
+void dll_symbol_command (char *, int);
+
+#define I386_USE_GENERIC_WATCHPOINTS
+
+#include "i386/nm-i386.h"
+
+/* Support for hardware-assisted breakpoints and watchpoints.  */
+
+#define I386_DR_LOW_SET_CONTROL(VAL)	cygwin_set_dr7 (VAL)
+extern void cygwin_set_dr7 (unsigned);
+
+#define I386_DR_LOW_SET_ADDR(N,ADDR)	cygwin_set_dr (N,ADDR)
+extern void cygwin_set_dr (int, CORE_ADDR);
+
+#define I386_DR_LOW_RESET_ADDR(N)
+
+#define I386_DR_LOW_GET_STATUS()	cygwin_get_dr6 ()
+extern unsigned cygwin_get_dr6 (void);