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[commit] Basic OpenBSD/arm support
- From: Mark Kettenis <mark dot kettenis at xs4all dot nl>
- To: gdb-patches at sourceware dot org
- Date: Sun, 16 Jul 2006 17:30:15 +0200 (CEST)
- Subject: [commit] Basic OpenBSD/arm support
This patch adds basic OpenBSD/arm support, egtting things ready to add
OpenBSD-specific target code.
Committed,
Mark
Index: ChangeLog
from Mark Kettenis <kettenis@gnu.org>
* armobsd-tdep.c: New file.
* Makefile.in (ALLDEPFILES): Add armobsd-tdep.c.
(armobsd-tdep.o): New dependency.
* config/arm/obsd.mt: New file.
* configure.tgt: (arm*-*-openbsd*): Set gdb_target to obsd.
Index: armobsd-tdep.c
===================================================================
RCS file: armobsd-tdep.c
diff -N armobsd-tdep.c
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ armobsd-tdep.c 16 Jul 2006 15:21:53 -0000
@@ -0,0 +1,50 @@
+/* Target-dependent code for OpenBSD/arm.
+
+ Copyright (C) 2006 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., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA. */
+
+#include "defs.h"
+#include "osabi.h"
+
+#include "arm-tdep.h"
+#include "solib-svr4.h"
+
+static void
+armobsd_init_abi (struct gdbarch_info info,
+ struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ if (tdep->fp_model == ARM_FLOAT_AUTO)
+ tdep->fp_model = ARM_FLOAT_SOFT_VFP;
+
+ /* OpenBSD/arm uses SVR4-style shared libraries. */
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+
+ tdep->jb_pc = 24;
+ tdep->jb_elt_size = 4;
+}
+
+void
+_initialize_armobsd_tdep (void)
+{
+ gdbarch_register_osabi (bfd_arch_arm, 0, GDB_OSABI_OPENBSD_ELF,
+ armobsd_init_abi);
+}
Index: Makefile.in
===================================================================
RCS file: /cvs/src/src/gdb/Makefile.in,v
retrieving revision 1.828
diff -u -p -r1.828 Makefile.in
--- Makefile.in 15 Jul 2006 21:22:51 -0000 1.828
+++ Makefile.in 16 Jul 2006 15:21:55 -0000
@@ -1418,7 +1418,7 @@ ALLDEPFILES = \
amd64-linux-nat.c amd64-linux-tdep.c \
amd64-sol2-tdep.c \
arm-linux-nat.c arm-linux-tdep.c arm-tdep.c \
- armnbsd-nat.c armnbsd-tdep.c \
+ armnbsd-nat.c armnbsd-tdep.c armobsd-tdep.c \
avr-tdep.c \
bsd-uthread.c bsd-kvm.c \
coff-solib.c \
@@ -1783,6 +1783,8 @@ armnbsd-nat.o: armnbsd-nat.c $(defs_h) $
$(regcache_h) $(target_h) $(gdb_string_h) $(arm_tdep_h) $(inf_ptrace_h)
armnbsd-tdep.o: armnbsd-tdep.c $(defs_h) $(osabi_h) $(gdb_string_h) \
$(arm_tdep_h) $(solib_svr4_h)
+armobsd-tdep.o: armobsd-tdep.c $(defs_h) $(osabi_h) \
+ $(arm_tdep_h) $(solib_svr4_h)
arm-tdep.o: arm-tdep.c $(defs_h) $(frame_h) $(inferior_h) $(gdbcmd_h) \
$(gdbcore_h) $(gdb_string_h) $(dis_asm_h) $(regcache_h) \
$(doublest_h) $(value_h) $(arch_utils_h) $(osabi_h) \
Index: configure.tgt
===================================================================
RCS file: /cvs/src/src/gdb/configure.tgt,v
retrieving revision 1.174
diff -u -p -r1.174 configure.tgt
--- configure.tgt 10 Jul 2006 19:40:27 -0000 1.174
+++ configure.tgt 16 Jul 2006 15:21:55 -0000
@@ -58,7 +58,7 @@ arm*-*-linux*) gdb_target=linux
arm*-*-netbsd* | arm*-*-knetbsd*-gnu)
gdb_target=nbsd ;;
arm-*-nto*) gdb_target=nto ;;
-arm*-*-openbsd*) gdb_target=nbsd ;;
+arm*-*-openbsd*) gdb_target=obsd ;;
arm*-*-* | thumb*-*-* | strongarm*-*-*)
gdb_target=embed
build_rdi_share=yes
Index: config/arm/obsd.mt
===================================================================
RCS file: config/arm/obsd.mt
diff -N config/arm/obsd.mt
--- /dev/null 1 Jan 1970 00:00:00 -0000
+++ config/arm/obsd.mt 16 Jul 2006 15:21:55 -0000
@@ -0,0 +1,2 @@
+# Target: OpenBSD/arm
+TDEPFILES= arm-tdep.o armobsd-tdep.o solib.o solib-svr4.o