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Diffstat (limited to 'gdb/i386-cygwin-tdep.c')
-rw-r--r--gdb/i386-cygwin-tdep.c63
1 files changed, 19 insertions, 44 deletions
diff --git a/gdb/i386-cygwin-tdep.c b/gdb/i386-cygwin-tdep.c
index 5911ec9..443f8f7 100644
--- a/gdb/i386-cygwin-tdep.c
+++ b/gdb/i386-cygwin-tdep.c
@@ -1,56 +1,30 @@
/* Target-dependent code for Cygwin running on i386's, for GDB.
+
Copyright 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 "gdb_string.h"
-#include "gdbcore.h"
-#include "i386-tdep.h"
#include "osabi.h"
-#include "frame.h"
-#include "dummy-frame.h"
-
-static int
-i386_cygwin_frame_chain_valid (CORE_ADDR chain, struct frame_info *thisframe)
-{
- /* In the context where this is used, we get the saved PC before we've
- successfully unwound far enough to be sure what we've got (it may
- be a signal handler caller). If we're dealing with a signal
- handler caller, this will return valid, which is fine. If not,
- it'll make the correct test. */
- return ((get_frame_type (thisframe) == SIGTRAMP_FRAME) || chain != 0);
-}
-/* Return the chain-pointer for FRAME. In the case of the i386, the
- frame's nominal address is the address of a 4-byte word containing
- the calling frame's address. */
-static CORE_ADDR
-i386_cygwin_frame_chain (struct frame_info *frame)
-{
- if (pc_in_dummy_frame (get_frame_pc (frame)))
- return get_frame_base (frame);
- if (get_frame_type (frame) == SIGTRAMP_FRAME
- || i386_frameless_signal_p (frame))
- return get_frame_base (frame);
+#include "gdb_string.h"
- return read_memory_unsigned_integer (get_frame_base (frame), 4);
-}
+#include "i386-tdep.h"
static void
i386_cygwin_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
@@ -58,8 +32,6 @@ i386_cygwin_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
tdep->struct_return = reg_struct_return;
- set_gdbarch_deprecated_frame_chain (gdbarch, i386_cygwin_frame_chain);
- set_gdbarch_deprecated_frame_chain_valid (gdbarch, i386_cygwin_frame_chain_valid);
}
static enum gdb_osabi
@@ -75,6 +47,9 @@ i386_cygwin_osabi_sniffer (bfd * abfd)
return GDB_OSABI_UNKNOWN;
}
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_i386_cygwin_tdep (void);
+
void
_initialize_i386_cygwin_tdep (void)
{