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-rw-r--r--gdb/ChangeLog27
-rw-r--r--gdb/Makefile.in18
-rw-r--r--gdb/NEWS8
-rw-r--r--gdb/config/pa/nbsd.mh2
-rw-r--r--gdb/configure.host1
-rw-r--r--gdb/configure.tgt7
-rw-r--r--gdb/hppabsd-tdep.c104
-rw-r--r--gdb/hppanbsd-nat.c245
-rw-r--r--gdb/hppanbsd-tdep.c228
-rw-r--r--gdb/hppaobsd-tdep.c128
10 files changed, 661 insertions, 107 deletions
diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index e66df1e..7610074 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,30 @@
+2008-01-18 Nick Hudson <nick.hudson@dsl.pipex.com>
+
+ Add NetBSD/hppa target and host support.
+
+ * hppabsd-tdep.c (hppabsd_supply_gregset): Move to ...
+ (hppabsd_gregset): Move to ...
+ (hppabsd_regset_from_core_section): Rename
+ hppaobsd_regset_from_core_section and move to ...
+ (hppabsd_find_global_pointer): Update comment.
+ (hppabsd_init_abi): Make global. Do not register
+ hppabsd_regset_from_core_section.
+ (hppabsd_core_osabi_sniffer): Rename hppaobsd_core_osabi_sniffer and
+ move to ...
+ (_initialize_hppabsd_tdep): Move to ...
+ * hppaobsd-tdep.c: ... here. New file.
+ * hppnbsd-tdep.c: New file.
+ * hppnbsd-nat.c: New file.
+ * Makefile.in (ALL_TARGET_OBS): Add hppanbsd-tdep.o and hppaobsd-tdep.o.
+ (ALLDEPFILES): Add hppabsd-nat.c and hppabsd-tdep.c.
+ (hppabsd-nat.o, hppabsd-tdep.o): New dependencies.
+ (hppabsd-tdep.o, hppaobsd-tdep.o): Update dependencies.
+ * configure.host (hppa*-*-netbsd*): New entry.
+ * configure.tgt (hppa*-*-netbsd*): New entry.
+ (hppa*-*-openbsd*): Update.
+ * NEWS (New native configuration): Mention NetBSD/hppa.
+ (New targets): Mention NetBSD/hppa.
+
2008-01-18 Markus Deuling <deuling@de.ibm.com>
* gdbarch.sh (function_list): Add new property bits_big_endian to
diff --git a/gdb/Makefile.in b/gdb/Makefile.in
index bf4d1f1..e3c5bf4 100644
--- a/gdb/Makefile.in
+++ b/gdb/Makefile.in
@@ -451,7 +451,8 @@ ALL_TARGET_OBS = \
cris-tdep.o \
frv-linux-tdep.o frv-tdep.o \
h8300-tdep.o \
- hppabsd-tdep.o hppa-hpux-tdep.o hppa-linux-tdep.o hppa-tdep.o \
+ hppabsd-tdep.o hppanbsd-tdep.o hppaobsd-tdep.o \
+ hppa-hpux-tdep.o hppa-linux-tdep.o hppa-tdep.o \
i386bsd-tdep.o i386-cygwin-tdep.o i386fbsd-tdep.o i386gnu-tdep.o \
i386-linux-tdep.o i386nbsd-tdep.o i386-nto-tdep.o i386obsd-tdep.o \
i386-sol2-tdep.o i386-tdep.o i387-tdep.o \
@@ -1541,6 +1542,8 @@ ALLDEPFILES = \
hppa-tdep.c hppa-hpux-tdep.c hppa-hpux-nat.c \
hppa-linux-tdep.c hppa-linux-nat.c \
hppabsd-nat.c hppabsd-tdep.c \
+ hppaobsd-tdep.c \
+ hppanbsd-nat.c hppanbsd-tdep.c \
i386-tdep.c i386-linux-nat.c \
i386v4-nat.c i386-cygwin-tdep.c \
i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c i386fbsd-tdep.c \
@@ -2165,11 +2168,16 @@ h8300-tdep.o: h8300-tdep.c $(defs_h) $(value_h) $(arch_utils_h) $(regcache_h) \
$(gdbcore_h) $(objfiles_h) $(gdb_assert_h) $(dis_asm_h) \
$(dwarf2_frame_h) $(frame_base_h) $(frame_unwind_h)
hppabsd-nat.o: hppabsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
+ $(hppa_tdep_h) $(inf_ptrace_h)
+hppabsd-tdep.o: hppabsd-tdep.c $(defs_h) $(objfiles_h) $(target_h) \
+ $(value_h) $(elf_common_h) $(hppa_tdep_h) $(solib_svr4_h)
+hppanbsd-nat.o: hppabsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
$(target_h) $(hppa_tdep_h) $(inf_ptrace_h)
-hppabsd-tdep.o: hppabsd-tdep.c $(defs_h) $(arch_utils_h) $(symtab_h) \
- $(objfiles_h) $(osabi_h) $(regcache_h) $(regset_h) $(target_h) \
- $(value_h) $(gdb_assert_h) $(gdb_string_h) $(elf_common_h) \
- $(hppa_tdep_h) $(solib_svr4_h) $(gdbtypes_h)
+hppanbsd-tdep.o: hppanbsd-tdep.c $(defs_h) $(osabi_h) $(regcache_h) $(regset_h) \
+ $(trad_frame_h) $(tramp_frame_h) $(gdb_assert_h) $(gdb_string_h) \
+ $(hppa_tdep_h)
+hppaobsd-tdep.o: hppaobsd-tdep.c $(defs_h) $(osabi_h) $(regcache_h) $(regset_h) \
+ $(gdb_assert_h) $(gdb_string_h) $(hppa_tdep_h)
hppa-hpux-nat.o: hppa-hpux-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
$(target_h) $(gdb_assert_h) $(hppa_tdep_h) $(inf_ptrace_h) \
$(inf_ttrace_h)
diff --git a/gdb/NEWS b/gdb/NEWS
index 48991cd..4b9d764 100644
--- a/gdb/NEWS
+++ b/gdb/NEWS
@@ -3,6 +3,14 @@
*** Changes since GDB 6.7
+* New native configurations
+
+NetBSD/hppa hppa*-*netbsd*
+
+* New targets
+
+NetBSD/hppa hppa*-*-netbsd*
+
* Change in command line behavior -- corefiles vs. process ids.
When the '-p NUMBER' or '--pid NUMBER' options are used, and
diff --git a/gdb/config/pa/nbsd.mh b/gdb/config/pa/nbsd.mh
new file mode 100644
index 0000000..5cff698
--- /dev/null
+++ b/gdb/config/pa/nbsd.mh
@@ -0,0 +1,2 @@
+# Host: NetBSD/hppa
+NATDEPFILES= fork-child.o inf-ptrace.o nbsd-nat.o hppanbsd-nat.o
diff --git a/gdb/configure.host b/gdb/configure.host
index d3b6713..672920d 100644
--- a/gdb/configure.host
+++ b/gdb/configure.host
@@ -79,6 +79,7 @@ arm*-*-openbsd*) gdb_host=nbsdelf ;;
hppa*-*-hpux*)
gdb_host=hpux ;;
hppa*-*-linux*) gdb_host=linux ;;
+hppa*-*-netbsd*) gdb_host=nbsd ;;
hppa*-*-openbsd*) gdb_host=obsd ;;
i[34567]86-*-freebsd* | i[34567]86-*-kfreebsd*-gnu)
diff --git a/gdb/configure.tgt b/gdb/configure.tgt
index c10d28a..d3c86d7 100644
--- a/gdb/configure.tgt
+++ b/gdb/configure.tgt
@@ -130,9 +130,14 @@ hppa*-*-linux*)
gdb_target_obs="hppa-tdep.o hppa-linux-tdep.o glibc-tdep.o \
solib.o solib-svr4.o symfile-mem.o"
;;
+hppa*-*-netbsd*)
+ # Target: NetBSD/hppa
+ gdb_target_obs="hppa-tdep.o hppabsd-tdep.o hppanbsd-tdep.o \
+ corelow.o solib.o solib-svr4.o"
+ ;;
hppa*-*-openbsd*)
# Target: OpenBSD/hppa
- gdb_target_obs="hppa-tdep.o hppabsd-tdep.o \
+ gdb_target_obs="hppa-tdep.o hppabsd-tdep.o hppaobsd-tdep.o \
corelow.o solib.o solib-svr4.o"
;;
hppa*-*-*)
diff --git a/gdb/hppabsd-tdep.c b/gdb/hppabsd-tdep.c
index 26605f3..f5a31cf 100644
--- a/gdb/hppabsd-tdep.c
+++ b/gdb/hppabsd-tdep.c
@@ -18,79 +18,15 @@
along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
-#include "arch-utils.h"
-#include "gdbtypes.h"
-#include "symtab.h"
#include "objfiles.h"
-#include "osabi.h"
-#include "regcache.h"
-#include "regset.h"
#include "target.h"
#include "value.h"
-#include "gdb_assert.h"
-#include "gdb_string.h"
-
#include "elf/common.h"
#include "hppa-tdep.h"
#include "solib-svr4.h"
-/* Core file support. */
-
-/* Sizeof `struct reg' in <machine/reg.h>. */
-#define HPPABSD_SIZEOF_GREGS (34 * 4)
-
-/* Supply register REGNUM from the buffer specified by GREGS and LEN
- in the general-purpose register set REGSET to register cache
- REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
-
-static void
-hppabsd_supply_gregset (const struct regset *regset, struct regcache *regcache,
- int regnum, const void *gregs, size_t len)
-{
- const gdb_byte *regs = gregs;
- size_t offset;
- int i;
-
- gdb_assert (len >= HPPABSD_SIZEOF_GREGS);
-
- for (i = HPPA_R1_REGNUM, offset = 4; i <= HPPA_R31_REGNUM; i++, offset += 4)
- {
- if (regnum == -1 || regnum == i)
- regcache_raw_supply (regcache, i, regs + offset);
- }
-
- if (regnum == -1 || regnum == HPPA_SAR_REGNUM)
- regcache_raw_supply (regcache, HPPA_SAR_REGNUM, regs);
- if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
- regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 32 * 4);
- if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
- regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
-}
-
-/* OpenBSD/hppa register set. */
-
-static struct regset hppabsd_gregset =
-{
- NULL,
- hppabsd_supply_gregset
-};
-
-/* Return the appropriate register set for the core section identified
- by SECT_NAME and SECT_SIZE. */
-
-static const struct regset *
-hppabsd_regset_from_core_section (struct gdbarch *gdbarch,
- const char *sect_name, size_t sect_size)
-{
- if (strcmp (sect_name, ".reg") == 0 && sect_size >= HPPABSD_SIZEOF_GREGS)
- return &hppabsd_gregset;
-
- return NULL;
-}
-
-
CORE_ADDR
hppabsd_find_global_pointer (struct value *function)
{
@@ -143,11 +79,12 @@ hppabsd_find_global_pointer (struct value *function)
if (target_read_memory (addr + 4, buf, sizeof buf) != 0)
break;
- /* The OpenBSD ld.so doesn't relocate DT_PLTGOT, so
+ /* The NetBSD/OpenBSD ld.so doesn't relocate DT_PLTGOT, so
we have to do it ourselves. */
pltgot = extract_unsigned_integer (buf, sizeof buf);
pltgot += ANOFFSET (sec->objfile->section_offsets,
SECT_OFF_TEXT (sec->objfile));
+
return pltgot;
}
@@ -163,7 +100,7 @@ hppabsd_find_global_pointer (struct value *function)
}
-static void
+void
hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
@@ -172,10 +109,6 @@ hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_gdbarch_long_double_bit (gdbarch, 64);
set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);
- /* Core file support. */
- set_gdbarch_regset_from_core_section
- (gdbarch, hppabsd_regset_from_core_section);
-
/* OpenBSD and NetBSD use ELF. */
tdep->is_elf = 1;
tdep->find_global_pointer = hppabsd_find_global_pointer;
@@ -186,34 +119,3 @@ hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
set_solib_svr4_fetch_link_map_offsets
(gdbarch, svr4_ilp32_fetch_link_map_offsets);
}
-
-
-/* OpenBSD uses uses the traditional NetBSD core file format, even for
- ports that use ELF. */
-#define GDB_OSABI_NETBSD_CORE GDB_OSABI_OPENBSD_ELF
-
-static enum gdb_osabi
-hppabsd_core_osabi_sniffer (bfd *abfd)
-{
- if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
- return GDB_OSABI_NETBSD_CORE;
-
- return GDB_OSABI_UNKNOWN;
-}
-
-
-/* Provide a prototype to silence -Wmissing-prototypes. */
-void _initialize_hppabsd_tdep (void);
-
-void
-_initialize_hppabsd_tdep (void)
-{
- /* BFD doesn't set a flavour for NetBSD style a.out core files. */
- gdbarch_register_osabi_sniffer (bfd_arch_hppa, bfd_target_unknown_flavour,
- hppabsd_core_osabi_sniffer);
-
- gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_NETBSD_ELF,
- hppabsd_init_abi);
- gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_OPENBSD_ELF,
- hppabsd_init_abi);
-}
diff --git a/gdb/hppanbsd-nat.c b/gdb/hppanbsd-nat.c
new file mode 100644
index 0000000..196dcca
--- /dev/null
+++ b/gdb/hppanbsd-nat.c
@@ -0,0 +1,245 @@
+/* Native-dependent code for NetBSD/hppa.
+
+ Copyright (C) 2008 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 "inferior.h"
+#include "regcache.h"
+
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+#include "hppa-tdep.h"
+#include "inf-ptrace.h"
+
+#include "nbsd-nat.h"
+
+static int
+hppanbsd_gregset_supplies_p (int regnum)
+{
+ return ((regnum >= HPPA_R0_REGNUM && regnum <= HPPA_R31_REGNUM) ||
+ (regnum >= HPPA_SAR_REGNUM && regnum <= HPPA_PCSQ_TAIL_REGNUM) ||
+ regnum == HPPA_IPSW_REGNUM ||
+ (regnum >= HPPA_SR4_REGNUM && regnum <= HPPA_SR4_REGNUM + 5));
+}
+
+static int
+hppanbsd_fpregset_supplies_p (int regnum)
+{
+ return (regnum >= HPPA_FP0_REGNUM && regnum <= HPPA_FP31R_REGNUM);
+}
+
+/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
+
+static void
+hppanbsd_supply_gregset (struct regcache *regcache, const void *gregs)
+{
+ const char *regs = gregs;
+ const int *r = gregs;
+ int regnum;
+
+ for (regnum = HPPA_R1_REGNUM; regnum <= HPPA_R31_REGNUM; regnum++)
+ regcache_raw_supply (regcache, regnum, regs + regnum * 4);
+
+ regcache_raw_supply (regcache, HPPA_SAR_REGNUM, regs + 32 * 4);
+ regcache_raw_supply (regcache, HPPA_PCSQ_HEAD_REGNUM, regs + 33 * 4);
+ regcache_raw_supply (regcache, HPPA_PCSQ_TAIL_REGNUM, regs + 34 * 4);
+ regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 35 * 4);
+ regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 36 * 4);
+ regcache_raw_supply (regcache, HPPA_IPSW_REGNUM, regs);
+ regcache_raw_supply (regcache, HPPA_SR4_REGNUM, regs + 41 * 4);
+ regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 1, regs + 37 * 4);
+ regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 2, regs + 38 * 4);
+ regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 3, regs + 39 * 4);
+ regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 4, regs + 40 * 4);
+}
+
+/* Supply the floating-point registers stored in FPREGS to REGCACHE. */
+
+static void
+hppanbsd_supply_fpregset (struct regcache *regcache, const void *fpregs)
+{
+ const char *regs = fpregs;
+ int regnum;
+
+ for (regnum = HPPA_FP0_REGNUM; regnum <= HPPA_FP31R_REGNUM;
+ regnum += 2, regs += 8)
+ {
+ regcache_raw_supply (regcache, regnum, regs);
+ regcache_raw_supply (regcache, regnum + 1, regs + 4);
+ }
+}
+
+/* Collect the general-purpose registers from REGCACHE and store them
+ in GREGS. */
+
+static void
+hppanbsd_collect_gregset (const struct regcache *regcache,
+ void *gregs, int regnum)
+{
+ char *regs = gregs;
+ int *r = gregs;
+ int i;
+
+ for (i = HPPA_R1_REGNUM; i <= HPPA_R31_REGNUM; i++)
+ {
+ if (regnum == -1 || regnum == i)
+ regcache_raw_collect (regcache, i, regs + i * 4);
+ }
+
+ if (regnum == -1 || regnum == HPPA_IPSW_REGNUM)
+ regcache_raw_collect (regcache, HPPA_IPSW_REGNUM, regs);
+ if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 35 * 4);
+ if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 36 * 4);
+
+ if (regnum == -1 || regnum == HPPA_SAR_REGNUM)
+ regcache_raw_collect (regcache, HPPA_SAR_REGNUM, regs + 32 * 4);
+ if (regnum == -1 || regnum == HPPA_PCSQ_HEAD_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCSQ_HEAD_REGNUM, regs + 33 * 4);
+ if (regnum == -1 || regnum == HPPA_PCSQ_TAIL_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCSQ_TAIL_REGNUM, regs + 34 * 4);
+ if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 35 * 4);
+ if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 36 * 4);
+ if (regnum == -1 || regnum == HPPA_IPSW_REGNUM)
+ regcache_raw_collect (regcache, HPPA_IPSW_REGNUM, regs);
+ if (regnum == -1 || regnum == HPPA_SR4_REGNUM)
+ regcache_raw_collect (regcache, HPPA_SR4_REGNUM, regs + 41 * 4);
+ if (regnum == -1 || regnum == HPPA_SR4_REGNUM + 1)
+ regcache_raw_collect (regcache, HPPA_SR4_REGNUM + 1, regs + 37 * 4);
+ if (regnum == -1 || regnum == HPPA_SR4_REGNUM + 2)
+ regcache_raw_collect (regcache, HPPA_SR4_REGNUM + 2, regs + 38 * 4);
+ if (regnum == -1 || regnum == HPPA_SR4_REGNUM + 3)
+ regcache_raw_collect (regcache, HPPA_SR4_REGNUM + 3, regs + 39 * 4);
+ if (regnum == -1 || regnum == HPPA_SR4_REGNUM + 4)
+ regcache_raw_collect (regcache, HPPA_SR4_REGNUM + 4, regs + 40 * 4);
+}
+
+/* Collect the floating-point registers from REGCACHE and store them
+ in FPREGS. */
+
+static void
+hppanbsd_collect_fpregset (struct regcache *regcache,
+ void *fpregs, int regnum)
+{
+ char *regs = fpregs;
+ int i;
+
+ for (i = HPPA_FP0_REGNUM; i <= HPPA_FP31R_REGNUM; i += 2, regs += 8)
+ {
+ if (regnum == -1 || regnum == i || regnum == i + 1)
+ {
+ regcache_raw_collect (regcache, i, regs);
+ regcache_raw_collect (regcache, i + 1, regs + 4);
+ }
+ }
+}
+
+
+/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
+ for all registers (including the floating-point registers). */
+
+static void
+hppanbsd_fetch_registers (struct regcache *regcache, int regnum)
+
+{
+ if (regnum == -1 || hppanbsd_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &regs, 0) == -1)
+ perror_with_name (_("Couldn't get registers"));
+
+ hppanbsd_supply_gregset (regcache, &regs);
+ }
+
+ if (regnum == -1 || hppanbsd_fpregset_supplies_p (regnum))
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
+ perror_with_name (_("Couldn't get floating point status"));
+
+ hppanbsd_supply_fpregset (regcache, &fpregs);
+ }
+}
+
+/* Store register REGNUM back into the inferior. If REGNUM is -1, do
+ this for all registers (including the floating-point registers). */
+
+static void
+hppanbsd_store_registers (struct regcache *regcache, int regnum)
+{
+ if (regnum == -1 || hppanbsd_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &regs, 0) == -1)
+ perror_with_name (_("Couldn't get registers"));
+
+ hppanbsd_collect_gregset (regcache, &regs, regnum);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &regs, 0) == -1)
+ perror_with_name (_("Couldn't write registers"));
+ }
+
+ if (regnum == -1 || hppanbsd_fpregset_supplies_p (regnum))
+ {
+ struct fpreg fpregs;
+
+ if (ptrace (PT_GETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
+ perror_with_name (_("Couldn't get floating point status"));
+
+ hppanbsd_collect_fpregset (regcache, &fpregs, regnum);
+
+ if (ptrace (PT_SETFPREGS, PIDGET (inferior_ptid),
+ (PTRACE_TYPE_ARG3) &fpregs, 0) == -1)
+ perror_with_name (_("Couldn't write floating point status"));
+ }
+}
+
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_hppanbsd_nat (void);
+
+void
+_initialize_hppanbsd_nat (void)
+{
+ struct target_ops *t;
+
+ /* Add some extra features to the ptrace target. */
+ t = inf_ptrace_target ();
+
+ t->to_fetch_registers = hppanbsd_fetch_registers;
+ t->to_store_registers = hppanbsd_store_registers;
+
+ t->to_pid_to_exec_file = nbsd_pid_to_exec_file;
+
+ add_target (t);
+}
diff --git a/gdb/hppanbsd-tdep.c b/gdb/hppanbsd-tdep.c
new file mode 100644
index 0000000..e8c31f9
--- /dev/null
+++ b/gdb/hppanbsd-tdep.c
@@ -0,0 +1,228 @@
+/* Target-dependent code for NetBSD/hppa
+
+ Copyright (C) 2008 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 "regcache.h"
+#include "regset.h"
+
+#include "trad-frame.h"
+#include "tramp-frame.h"
+
+#include "gdb_assert.h"
+#include "gdb_string.h"
+
+#include "hppa-tdep.h"
+
+/* From <machine/mcontext.h>. */
+static int hppanbsd_mc_reg_offset[] =
+{
+ /* r0 ... r31 */
+ -1, 1 * 4, 2 * 4, 3 * 4,
+ 4 * 4, 5 * 4, 6 * 4, 7 * 4,
+ 8 * 4, 9 * 4, 10 * 4, 11 * 4,
+ 12 * 4, 13 * 4, 14 * 4, 15 * 4,
+ 16 * 4, 17 * 4, 18 * 4, 19 * 4,
+ 20 * 4, 21 * 4, 22 * 4, 23 * 4,
+ 24 * 4, 25 * 4, 26 * 4, 27 * 4,
+ 28 * 4, 29 * 4, 30 * 4, 31 * 4,
+
+ 32 * 4, /* HPPA_SAR_REGNUM */
+ 35 * 4, /* HPPA_PCOQ_HEAD_REGNUM */
+ 33 * 4, /* HPPA_PCSQ_HEAD_REGNUM */
+ 36 * 4, /* HPPA_PCOQ_TAIL_REGNUM */
+ 34 * 4, /* HPPA_PCSQ_TAIL_REGNUM */
+ -1, /* HPPA_EIEM_REGNUM */
+ -1, /* HPPA_IIR_REGNUM */
+ -1, /* HPPA_ISR_REGNUM */
+ -1, /* HPPA_IOR_REGNUM */
+ 0 * 4, /* HPPA_IPSW_REGNUM */
+ -1, /* spare? */
+ 41 * 4, /* HPPA_SR4_REGNUM */
+ 37 * 4, /* sr0 */
+ 38 * 4, /* sr1 */
+ 39 * 4, /* sr2 */
+ 40 * 4, /* sr3 */
+
+ /* more tbd */
+};
+
+static void hppanbsd_sigtramp_cache_init (const struct tramp_frame *,
+ struct frame_info *,
+ struct trad_frame_cache *,
+ CORE_ADDR);
+
+static const struct tramp_frame hppanbsd_sigtramp_si4 =
+{
+ SIGTRAMP_FRAME,
+ 4,
+ {
+ { 0xc7d7c012, -1 }, /* bb,>=,n %arg3, 30, 1f */
+ { 0xd6e01c1e, -1 }, /* depwi 0,31,2,%arg3 */
+ { 0x0ee81093, -1 }, /* ldw 4(%arg3), %r19 */
+ { 0x0ee01097, -1 }, /* ldw 0(%arg3), %arg3 */
+ /* 1: */
+ { 0xe8404000, -1 }, /* blr %r0, %rp */
+ { 0xeae0c002, -1 }, /* bv,n %r0(%arg3) */
+ { 0x08000240, -1 }, /* nop */
+
+ { 0x0803025a, -1 }, /* copy %r3, %arg0 */
+ { 0x20200801, -1 }, /* ldil -40000000, %r1 */
+ { 0xe420e008, -1 }, /* be,l 4(%sr7, %r1), %sr0, %r31 */
+ { 0x34160268, -1 }, /* ldi 134, %t1 ; SYS_setcontext */
+
+ { 0x081c025a, -1 }, /* copy ret0, %arg0 */
+ { 0x20200801, -1 }, /* ldil -40000000, %r1 */
+ { 0xe420e008, -1 }, /* be,l 4(%sr7, %r1), %sr0, %r31 */
+ { 0x34160002, -1 }, /* ldi 1, %t1 ; SYS_exit */
+ { TRAMP_SENTINEL_INSN, -1 }
+ },
+ hppanbsd_sigtramp_cache_init
+};
+
+
+static void
+hppanbsd_sigtramp_cache_init (const struct tramp_frame *self,
+ struct frame_info *next_frame,
+ struct trad_frame_cache *this_cache,
+ CORE_ADDR func)
+{
+ struct gdbarch *gdbarch = get_frame_arch (next_frame);
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+ CORE_ADDR sp = frame_unwind_register_unsigned (next_frame, HPPA_SP_REGNUM);
+ CORE_ADDR base;
+ int *reg_offset;
+ int num_regs;
+ int i;
+
+ reg_offset = hppanbsd_mc_reg_offset;
+ num_regs = ARRAY_SIZE (hppanbsd_mc_reg_offset);
+
+ /* frame pointer */
+ base = sp - 0x280;
+ /* offsetof(struct sigframe_siginfo, sf_uc) = 128 */
+ base += 128;
+ /* offsetof(ucontext_t, uc_mcontext) == 40 */
+ base += 40;
+
+ for (i = 0; i < num_regs; i++)
+ if (reg_offset[i] != -1)
+ trad_frame_set_reg_addr (this_cache, i, base + reg_offset[i]);
+
+ /* Construct the frame ID using the function start. */
+ trad_frame_set_id (this_cache, frame_id_build (sp, func));
+}
+
+/* Core file support. */
+
+/* Sizeof `struct reg' in <machine/reg.h>. */
+#define HPPANBSD_SIZEOF_GREGS (44 * 4)
+
+static int hppanbsd_reg_offset[] =
+{
+ /* r0 ... r31 */
+ -1, 1 * 4, 2 * 4, 3 * 4,
+ 4 * 4, 5 * 4, 6 * 4, 7 * 4,
+ 8 * 4, 9 * 4, 10 * 4, 11 * 4,
+ 12 * 4, 13 * 4, 14 * 4, 15 * 4,
+ 16 * 4, 17 * 4, 18 * 4, 19 * 4,
+ 20 * 4, 21 * 4, 22 * 4, 23 * 4,
+ 24 * 4, 25 * 4, 26 * 4, 27 * 4,
+ 28 * 4, 29 * 4, 30 * 4, 31 * 4,
+
+ 32 * 4, /* HPPA_SAR_REGNUM */
+ 35 * 4, /* HPPA_PCOQ_HEAD_REGNUM */
+ 33 * 4, /* HPPA_PCSQ_HEAD_REGNUM */
+ 36 * 4, /* HPPA_PCOQ_TAIL_REGNUM */
+ 34 * 4, /* HPPA_PCSQ_TAIL_REGNUM */
+ -1, /* HPPA_EIEM_REGNUM */
+ -1, /* HPPA_IIR_REGNUM */
+ -1, /* HPPA_ISR_REGNUM */
+ -1, /* HPPA_IOR_REGNUM */
+ 0 * 4, /* HPPA_IPSW_REGNUM */
+};
+
+/* Supply register REGNUM from the buffer specified by GREGS and LEN
+ in the general-purpose register set REGSET to register cache
+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
+
+static void
+hppanbsd_supply_gregset (const struct regset *regset, struct regcache *regcache,
+ int regnum, const void *gregs, size_t len)
+{
+ const gdb_byte *regs = gregs;
+ size_t offset;
+ int i;
+
+ gdb_assert (len >= HPPANBSD_SIZEOF_GREGS);
+
+ for (i = 0; i < ARRAY_SIZE (hppanbsd_reg_offset); i++)
+ if (hppanbsd_reg_offset[i] != -1)
+ if (regnum == -1 || regnum == i)
+ regcache_raw_supply (regcache, i, regs + hppanbsd_reg_offset[i]);
+}
+
+/* NetBSD/hppa register set. */
+
+static struct regset hppanbsd_gregset =
+{
+ NULL,
+ hppanbsd_supply_gregset
+};
+
+/* Return the appropriate register set for the core section identified
+ by SECT_NAME and SECT_SIZE. */
+
+static const struct regset *
+hppanbsd_regset_from_core_section (struct gdbarch *gdbarch,
+ const char *sect_name, size_t sect_size)
+{
+ if (strcmp (sect_name, ".reg") == 0 && sect_size >= HPPANBSD_SIZEOF_GREGS)
+ return &hppanbsd_gregset;
+
+ return NULL;
+}
+
+void hppabsd_init_abi (struct gdbarch_info, struct gdbarch *);
+
+static void
+hppanbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ /* Obviously NetBSD is BSD-based. */
+ hppabsd_init_abi (info, gdbarch);
+
+ /* Core file support. */
+ set_gdbarch_regset_from_core_section
+ (gdbarch, hppanbsd_regset_from_core_section);
+
+ tramp_frame_prepend_unwinder (gdbarch, &hppanbsd_sigtramp_si4);
+}
+
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_hppabsd_tdep (void);
+
+void
+_initialize_hppanbsd_tdep (void)
+{
+ gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_NETBSD_ELF,
+ hppanbsd_init_abi);
+}
diff --git a/gdb/hppaobsd-tdep.c b/gdb/hppaobsd-tdep.c
new file mode 100644
index 0000000..bc4c8e7
--- /dev/null
+++ b/gdb/hppaobsd-tdep.c
@@ -0,0 +1,128 @@
+/* Target-dependent code for OpenBSD/hppa
+
+ Copyright (C) 2004, 2005, 2006, 2008 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 "regcache.h"
+#include "regset.h"
+
+#include "gdb_assert.h"
+#include "gdb_string.h"
+
+#include "hppa-tdep.h"
+
+/* Core file support. */
+
+/* Sizeof `struct reg' in <machine/reg.h>. */
+#define HPPABSD_SIZEOF_GREGS (34 * 4)
+
+/* Supply register REGNUM from the buffer specified by GREGS and LEN
+ in the general-purpose register set REGSET to register cache
+ REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
+
+static void
+hppabsd_supply_gregset (const struct regset *regset, struct regcache *regcache,
+ int regnum, const void *gregs, size_t len)
+{
+ const gdb_byte *regs = gregs;
+ size_t offset;
+ int i;
+
+ gdb_assert (len >= HPPABSD_SIZEOF_GREGS);
+
+ for (i = HPPA_R1_REGNUM, offset = 4; i <= HPPA_R31_REGNUM; i++, offset += 4)
+ {
+ if (regnum == -1 || regnum == i)
+ regcache_raw_supply (regcache, i, regs + offset);
+ }
+
+ if (regnum == -1 || regnum == HPPA_SAR_REGNUM)
+ regcache_raw_supply (regcache, HPPA_SAR_REGNUM, regs);
+ if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
+ regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 32 * 4);
+ if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
+ regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
+}
+
+/* OpenBSD/hppa register set. */
+
+static struct regset hppabsd_gregset =
+{
+ NULL,
+ hppabsd_supply_gregset
+};
+
+/* Return the appropriate register set for the core section identified
+ by SECT_NAME and SECT_SIZE. */
+
+static const struct regset *
+hppaobsd_regset_from_core_section (struct gdbarch *gdbarch,
+ const char *sect_name, size_t sect_size)
+{
+ if (strcmp (sect_name, ".reg") == 0 && sect_size >= HPPABSD_SIZEOF_GREGS)
+ return &hppabsd_gregset;
+
+ return NULL;
+}
+
+
+void hppabsd_init_abi (struct gdbarch_info, struct gdbarch *);
+
+void
+hppaobsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ /* Obviously OpenBSD is BSD-based. */
+ hppabsd_init_abi (info, gdbarch);
+
+ /* Core file support. */
+ set_gdbarch_regset_from_core_section
+ (gdbarch, hppaobsd_regset_from_core_section);
+
+}
+
+
+/* OpenBSD uses uses the traditional NetBSD core file format, even for
+ ports that use ELF. */
+#define GDB_OSABI_NETBSD_CORE GDB_OSABI_OPENBSD_ELF
+
+static enum gdb_osabi
+hppaobsd_core_osabi_sniffer (bfd *abfd)
+{
+ if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
+ return GDB_OSABI_NETBSD_CORE;
+
+ return GDB_OSABI_UNKNOWN;
+}
+
+
+/* Provide a prototype to silence -Wmissing-prototypes. */
+void _initialize_hppabsd_tdep (void);
+
+void
+_initialize_hppabsd_tdep (void)
+{
+ /* BFD doesn't set a flavour for NetBSD style a.out core files. */
+ gdbarch_register_osabi_sniffer (bfd_arch_hppa, bfd_target_unknown_flavour,
+ hppaobsd_core_osabi_sniffer);
+
+ gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_OPENBSD_ELF,
+ hppaobsd_init_abi);
+}