1 files changed, 132 insertions, 0 deletions
diff --git a/contrib/gdb/gdb/i386nbsd-nat.c b/contrib/gdb/gdb/i386nbsd-nat.c
new file mode 100644
index 0000000..32a3d78
--- /dev/null
+++ b/contrib/gdb/gdb/i386nbsd-nat.c
@@ -0,0 +1,132 @@
+/* Native-dependent code for NetBSD/i386, for GDB.
+   Copyright 1988, 1989, 1991, 1992, 1994, 1996, 2000, 2001, 2002
+   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 2 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, write to the Free Software
+   Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.  */
+
+#include "defs.h"
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+#include <machine/frame.h>
+#include "inferior.h"
+#include "gdbcore.h"
+#include "regcache.h"
+
+#ifndef HAVE_GREGSET_T
+typedef struct reg gregset_t;
+#endif
+
+#ifndef HAVE_FPREGSET_T
+typedef struct fpreg fpregset_t;
+#endif
+
+#include "gregset.h"
+
+/* Prototypes for i387_supply_fsave etc.  */
+#include "i387-nat.h"  
+
+struct md_core
+{
+  struct reg intreg;
+  char freg[108];
+};
+
+static void
+fetch_core_registers (char *core_reg_sect, unsigned core_reg_size, int which,
+		      CORE_ADDR ignore)
+{
+  struct md_core *core_reg = (struct md_core *) core_reg_sect;
+
+  /* We get everything from one section.  */
+  if (which != 0)
+    return;
+
+  /* Integer registers.  */
+  supply_gregset (&core_reg->intreg);
+
+  /* Floating point registers.  */
+  i387_supply_fsave (core_reg->freg);
+}
+
+static void
+fetch_elfcore_registers (char *core_reg_sect, unsigned core_reg_size, int which,
+                         CORE_ADDR ignore)
+{
+  gregset_t gregset;
+
+  switch (which)
+    {
+    case 0:  /* Integer registers.  */
+      if (core_reg_size != sizeof (struct reg))
+	warning ("Wrong size register set in core file.");
+      else
+	{
+	  memcpy (&gregset, core_reg_sect, sizeof (gregset));
+	  supply_gregset (&gregset);
+	}
+      break;
+
+    case 2:  /* Floating point registers.  */
+      if (core_reg_size != 108)
+	warning ("Wrong size FP register set in core file.");
+      else
+	i387_supply_fsave (core_reg_sect);
+      break;
+
+    case 3:  /* "Extended" floating point registers.  This is gdb-speak
+		for SSE/SSE2. */
+      if (core_reg_size != 512)
+	warning ("Wrong size XMM register set in core file.");
+      else
+	i387_supply_fxsave (core_reg_sect);
+      break;
+
+    default:
+      /* Don't know what kind of register request this is; just ignore it.  */
+      break;
+    }
+}
+
+/* Register that we are able to handle i386nbsd core file formats.
+   FIXME: is this really bfd_target_unknown_flavour? */
+
+static struct core_fns i386nbsd_core_fns =
+{
+  bfd_target_unknown_flavour,		/* core_flavour */
+  default_check_format,			/* check_format */
+  default_core_sniffer,			/* core_sniffer */
+  fetch_core_registers,			/* core_read_registers */
+  NULL					/* next */
+};
+
+static struct core_fns i386nbsd_elfcore_fns =
+{
+  bfd_target_elf_flavour,		/* core_flavour */
+  default_check_format,			/* check_format */
+  default_core_sniffer,			/* core_sniffer */
+  fetch_elfcore_registers,		/* core_read_registers */
+  NULL					/* next */
+};
+
+void
+_initialize_i386nbsd_nat (void)
+{
+  add_core_fns (&i386nbsd_core_fns);
+  add_core_fns (&i386nbsd_elfcore_fns);
+}