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authorJason Thorpe <thorpej@netbsd.org>2002-05-11 22:14:19 +0000
committerJason Thorpe <thorpej@netbsd.org>2002-05-11 22:14:19 +0000
commit74b4c86fbeba1e89187d44aa415dd80502e7d0c8 (patch)
tree511187235ad762946a9b4b4ee0c84d549c87eda8 /gdb/nbsd-tdep.c
parent4df5eac707f82030df880990eb2ba5057af00bb1 (diff)
downloadgdb-74b4c86fbeba1e89187d44aa415dd80502e7d0c8.tar.gz
* Makefile.in (ALLDEPFILES): Add nbsd-tdep.c.
(alphanbsd-tdep.o): Add nbsd-tdep.h to dependency list. (nbsd-tdep.o): New dependency list. * alphanbsd-tdep.c: Don't include solib-svr4.h. Include nbsd-tdep.h. (alphanbsd_solib_svr4_fetch_link_map_offsets): Remove. (alphanbsd_init_abi): Use nbsd_lp64_solib_svr4_fetch_link_map_offsets. * nbsd-tdep.c: New file. * nbsd-tdep.h: New file. * shnbsd-tdep.c: Don't include solib-svr4.h. Include nbsd-tdep.h. (shnbsd_solib_svr4_fetch_link_map_offsets): Remove. (shnbsd_init_abi): Use nbsd_ilp32_solib_svr4_fetch_link_map_offsets. * config/alpha/nbsd.mt (TDEPFILES): Add nbsd-tdep.o. * config/sh/nbsd.mt (TDEPFILES): Ditto.
Diffstat (limited to 'gdb/nbsd-tdep.c')
-rw-r--r--gdb/nbsd-tdep.c99
1 files changed, 99 insertions, 0 deletions
diff --git a/gdb/nbsd-tdep.c b/gdb/nbsd-tdep.c
new file mode 100644
index 00000000000..b5cdffb9369
--- /dev/null
+++ b/gdb/nbsd-tdep.c
@@ -0,0 +1,99 @@
+/* Common target-dependent code for NetBSD systems.
+ Copyright 2002 Free Software Foundation, Inc.
+ Contributed by Wasabi Systems, 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 "solib-svr4.h"
+
+/* Fetch (and possibly build) an appropriate link_map_offsets
+ structure for NetBSD/sh targets using the struct offsets
+ defined in <link.h> (but without actual reference to that file).
+
+ This makes it possible to access NetBSD/sh shared libraries
+ from a GDB that was not built on a NetBSD/sh host (for cross
+ debugging).
+
+ We provide versions for ILP32 and LP64 NetBSD targets here. */
+
+struct link_map_offsets *
+nbsd_ilp32_solib_svr4_fetch_link_map_offsets (void)
+{
+ static struct link_map_offsets lmo;
+ static struct link_map_offsets *lmp = NULL;
+
+ if (lmp == NULL)
+ {
+ lmp = &lmo;
+
+ lmo.r_debug_size = 16;
+
+ lmo.r_map_offset = 4;
+ lmo.r_map_size = 4;
+
+ lmo.link_map_size = 20;
+
+ lmo.l_addr_offset = 0;
+ lmo.l_addr_size = 4;
+
+ lmo.l_name_offset = 4;
+ lmo.l_name_size = 4;
+
+ lmo.l_next_offset = 12;
+ lmo.l_next_size = 4;
+
+ lmo.l_prev_offset = 16;
+ lmo.l_prev_size = 4;
+ }
+
+ return lmp;
+}
+
+struct link_map_offsets *
+nbsd_lp64_solib_svr4_fetch_link_map_offsets (void)
+{
+ static struct link_map_offsets lmo;
+ static struct link_map_offsets *lmp = NULL;
+
+ if (lmp == NULL)
+ {
+ lmp = &lmo;
+
+ lmo.r_debug_size = 32;
+
+ lmo.r_map_offset = 8;
+ lmo.r_map_size = 8;
+
+ lmo.link_map_size = 40;
+
+ lmo.l_addr_offset = 0;
+ lmo.l_addr_size = 8;
+
+ lmo.l_name_offset = 8;
+ lmo.l_name_size = 8;
+
+ lmo.l_next_offset = 24;
+ lmo.l_next_size = 8;
+
+ lmo.l_prev_offset = 32;
+ lmo.l_prev_size = 8;
+ }
+
+ return lmp;
+}