Updated Swedish translation

[deliverable/binutils-gdb.git] / gdb / i386ly-tdep.c

diff --git a/gdb/i386ly-tdep.c b/gdb/i386ly-tdep.c
index 101f4edd8c6afba656db27ce1eceba2663621b4d..2374b71aa1fc1cd05dd0fec77c94674f5468c1ab 100644 (file)
--- a/gdb/i386ly-tdep.c
+++ b/gdb/i386ly-tdep.c
@@ -1,43 +1,81 @@
 /* Target-dependent code for Intel 386 running LynxOS.
-   Copyright 1993 Free Software Foundation, Inc.
+   Copyright 1993, 1996, 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
 
-This file is part of GDB.
+   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 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.
+   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.  */
+   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 "gdbcore.h"
 #include "inferior.h"
+#include "regcache.h"
 #include "target.h"
-#include "gdbcore.h"
+#include "osabi.h"
 
-/* Return the PC of the caller from the call frame.  Assumes the subr prologue
-   has already been executed, and the frame pointer setup.  If this is the
-   outermost frame, we check to see if we are in a system call by examining the
-   previous instruction.  If so, then the return PC is actually at SP+4 because
-   system calls use a different calling sequence.  */
+#include "i386-tdep.h"
 
-CORE_ADDR
-i386lynx_saved_pc_after_call (frame)
-     struct frame_info *frame;
+/* Return the PC of the caller from the call frame.  Assumes the subr
+   prologue has already been executed, and the frame pointer setup.
+   If this is the outermost frame, we check to see if we are in a
+   system call by examining the previous instruction.  If so, then the
+   return PC is actually at SP+4 because system calls use a different
+   calling sequence.  */
+
+static CORE_ADDR
+i386lynx_saved_pc_after_call (struct frame_info *frame)
 {
   char opcode[7];
-  static const unsigned char call_inst[] = {0x9a, 0, 0, 0, 0, 8, 0}; /* lcall 0x8,0x0 */
+  static const unsigned char call_inst[] =
+  { 0x9a, 0, 0, 0, 0, 8, 0 };  /* lcall 0x8,0x0 */
 
-  read_memory (frame->pc - 7, opcode, 7);
+  read_memory_nobpt (frame->pc - 7, opcode, 7);
   if (memcmp (opcode, call_inst, 7) == 0)
-    return read_memory_integer (read_register (SP_REGNUM) + 4, 4);
+    return read_memory_unsigned_integer (read_register (SP_REGNUM) + 4, 4);
+
+  return read_memory_unsigned_integer (read_register (SP_REGNUM), 4);
+}
+\f
+
+/* LynxOS.  */
+static void
+i386lynx_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+  set_gdbarch_deprecated_saved_pc_after_call (gdbarch, i386lynx_saved_pc_after_call);
+}
+\f
+
+static enum gdb_osabi
+i386lynx_coff_osabi_sniffer (bfd *abfd)
+{
+  if (strcmp (bfd_get_target (abfd), "coff-i386-lynx") == 0)
+    return GDB_OSABI_LYNXOS;
+
+  return GDB_OSABI_UNKNOWN;
+}
+
+\f
+/* Provide a prototype to silence -Wmissing-prototypes.  */
+void _initialize_i386lynx_tdep (void);
+
+void
+_initialize_i386lynx_tdep (void)
+{
+  gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_coff_flavour,
+                                 i386lynx_coff_osabi_sniffer);
 
-  return read_memory_integer (read_register (SP_REGNUM), 4);
+  gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_LYNXOS,
+                         i386lynx_init_abi);
 }