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-rw-r--r--gdb/ChangeLog9
-rw-r--r--gdb/Makefile.in4
-rw-r--r--gdb/config/i386/cygwin.mt2
-rw-r--r--gdb/defs.h2
-rw-r--r--gdb/i386-cygwin-tdep.c55
-rw-r--r--gdb/osabi.c2
6 files changed, 72 insertions, 2 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index c60bccd..c7da86c 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,12 @@
+2003-03-21 Corinna Vinschen <vinschen@redhat.com>
+
+ * Makefile.in (ALLDEPFILES): Add i386-cygwin-tdep.c.
+ (i386-cygwin-tdep.o): Add dependencies.
+ * defs.h (enum gdb_osabi): Add GDB_OSABI_CYGWIN.
+ * i386-cygwin-tdep.c: New file.
+ * osabi.c (gdb_osabi_name): Add string for GDB_OSABI_CYGWIN.
+ * config/i386/cygwin.mt (TDEPFILES): Add i386-cygwin-tdep.o.
+
2003-03-20 Andrew Cagney <cagney@redhat.com>
* infrun.c (DYNAMIC_TRAMPOLINE_NEXTPC): Delete macro.
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index 43f90cd..cdecf62 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -1351,7 +1351,7 @@ ALLDEPFILES = \
hppa-tdep.c hppa-hpux-tdep.c \
hppab-nat.c hppah-nat.c hpread.c \
i386-tdep.c i386b-nat.c i386v-nat.c i386-linux-nat.c \
- i386v4-nat.c i386ly-tdep.c \
+ i386v4-nat.c i386ly-tdep.c i386-cygwin-tdep.c \
i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c \
i387-tdep.c \
i386-linux-tdep.c i386-nat.c \
@@ -1785,6 +1785,8 @@ i386gnu-nat.o: i386gnu-nat.c $(defs_h) $(inferior_h) $(floatformat_h) \
i386gnu-tdep.o: i386gnu-tdep.c $(defs_h) $(i386_tdep_h) $(osabi_h)
i386ly-tdep.o: i386ly-tdep.c $(defs_h) $(gdbcore_h) $(inferior_h) \
$(regcache_h) $(target_h) $(i386_tdep_h) $(osabi_h)
+i386-cygwin-tdep.o: i386-cygwin-tdep.c $(defs_h) $(gdb_string_h) \
+ $(i386_tdep_h) $(osabi_h)
i386nbsd-tdep.o: i386nbsd-tdep.c $(defs_h) $(gdbtypes_h) $(gdbcore_h) \
$(regcache_h) $(arch_utils_h) $(i386_tdep_h) $(i387_tdep_h) \
$(nbsd_tdep_h) $(solib_svr4_h) $(osabi_h)
diff --git a/gdb/config/i386/cygwin.mt b/gdb/config/i386/cygwin.mt
index 4dfc0c2..6c16345 100644
--- a/gdb/config/i386/cygwin.mt
+++ b/gdb/config/i386/cygwin.mt
@@ -1,5 +1,5 @@
# Target: Intel 386 run win32
-TDEPFILES= i386-tdep.o i387-tdep.o
+TDEPFILES= i386-tdep.o i386-cygwin-tdep.o i387-tdep.o
TM_FILE= tm-cygwin.h
diff --git a/gdb/defs.h b/gdb/defs.h
index 1cd32c0..636b515 100644
--- a/gdb/defs.h
+++ b/gdb/defs.h
@@ -1012,6 +1012,8 @@ enum gdb_osabi
GDB_OSABI_ARM_APCS,
GDB_OSABI_QNXNTO,
+ GDB_OSABI_CYGWIN,
+
GDB_OSABI_INVALID /* keep this last */
};
diff --git a/gdb/i386-cygwin-tdep.c b/gdb/i386-cygwin-tdep.c
new file mode 100644
index 0000000..b07911b
--- /dev/null
+++ b/gdb/i386-cygwin-tdep.c
@@ -0,0 +1,55 @@
+/* Target-dependent code for Cygwin running on i386's, for GDB.
+ Copyright 2003 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 "gdb_string.h"
+#include "i386-tdep.h"
+#include "osabi.h"
+
+static void
+i386_cygwin_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ tdep->struct_return = reg_struct_return;
+}
+
+static enum gdb_osabi
+i386_cygwin_osabi_sniffer (bfd * abfd)
+{
+ char *target_name = bfd_get_target (abfd);
+
+ /* Interix also uses pei-i386.
+ We need a way to distinguish between the two. */
+ if (strcmp (target_name, "pei-i386") == 0)
+ return GDB_OSABI_CYGWIN;
+
+ return GDB_OSABI_UNKNOWN;
+}
+
+void
+_initialize_i386_cygwin_tdep (void)
+{
+ gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_coff_flavour,
+ i386_cygwin_osabi_sniffer);
+
+ gdbarch_register_osabi (bfd_arch_i386, 0, GDB_OSABI_CYGWIN,
+ i386_cygwin_init_abi);
+}
diff --git a/gdb/osabi.c b/gdb/osabi.c
index ab49f9a..2241406 100644
--- a/gdb/osabi.c
+++ b/gdb/osabi.c
@@ -74,6 +74,8 @@ static const char * const gdb_osabi_names[] =
"ARM APCS",
"QNX Neutrino",
+ "Cygwin",
+
"<invalid>"
};