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.
This commit is contained in:
Nick Hudson
parent
2a25a5baa5
commit
af5ca30dc3
10 changed files with 661 additions and 107 deletions
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@ -1,3 +1,30 @@
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2008-01-18 Nick Hudson <nick.hudson@dsl.pipex.com>
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Add NetBSD/hppa target and host support.
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* hppabsd-tdep.c (hppabsd_supply_gregset): Move to ...
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(hppabsd_gregset): Move to ...
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(hppabsd_regset_from_core_section): Rename
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hppaobsd_regset_from_core_section and move to ...
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(hppabsd_find_global_pointer): Update comment.
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(hppabsd_init_abi): Make global. Do not register
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hppabsd_regset_from_core_section.
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(hppabsd_core_osabi_sniffer): Rename hppaobsd_core_osabi_sniffer and
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move to ...
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(_initialize_hppabsd_tdep): Move to ...
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* hppaobsd-tdep.c: ... here. New file.
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* hppnbsd-tdep.c: New file.
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* hppnbsd-nat.c: New file.
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* Makefile.in (ALL_TARGET_OBS): Add hppanbsd-tdep.o and hppaobsd-tdep.o.
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(ALLDEPFILES): Add hppabsd-nat.c and hppabsd-tdep.c.
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(hppabsd-nat.o, hppabsd-tdep.o): New dependencies.
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(hppabsd-tdep.o, hppaobsd-tdep.o): Update dependencies.
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* configure.host (hppa*-*-netbsd*): New entry.
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* configure.tgt (hppa*-*-netbsd*): New entry.
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(hppa*-*-openbsd*): Update.
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* NEWS (New native configuration): Mention NetBSD/hppa.
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(New targets): Mention NetBSD/hppa.
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2008-01-18 Markus Deuling <deuling@de.ibm.com>
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* gdbarch.sh (function_list): Add new property bits_big_endian to
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@ -451,7 +451,8 @@ ALL_TARGET_OBS = \
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cris-tdep.o \
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frv-linux-tdep.o frv-tdep.o \
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h8300-tdep.o \
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hppabsd-tdep.o hppa-hpux-tdep.o hppa-linux-tdep.o hppa-tdep.o \
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hppabsd-tdep.o hppanbsd-tdep.o hppaobsd-tdep.o \
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hppa-hpux-tdep.o hppa-linux-tdep.o hppa-tdep.o \
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i386bsd-tdep.o i386-cygwin-tdep.o i386fbsd-tdep.o i386gnu-tdep.o \
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i386-linux-tdep.o i386nbsd-tdep.o i386-nto-tdep.o i386obsd-tdep.o \
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i386-sol2-tdep.o i386-tdep.o i387-tdep.o \
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@ -1541,6 +1542,8 @@ ALLDEPFILES = \
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hppa-tdep.c hppa-hpux-tdep.c hppa-hpux-nat.c \
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hppa-linux-tdep.c hppa-linux-nat.c \
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hppabsd-nat.c hppabsd-tdep.c \
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hppaobsd-tdep.c \
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hppanbsd-nat.c hppanbsd-tdep.c \
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i386-tdep.c i386-linux-nat.c \
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i386v4-nat.c i386-cygwin-tdep.c \
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i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c i386fbsd-tdep.c \
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@ -2165,11 +2168,16 @@ h8300-tdep.o: h8300-tdep.c $(defs_h) $(value_h) $(arch_utils_h) $(regcache_h) \
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$(gdbcore_h) $(objfiles_h) $(gdb_assert_h) $(dis_asm_h) \
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$(dwarf2_frame_h) $(frame_base_h) $(frame_unwind_h)
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hppabsd-nat.o: hppabsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(hppa_tdep_h) $(inf_ptrace_h)
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hppabsd-tdep.o: hppabsd-tdep.c $(defs_h) $(objfiles_h) $(target_h) \
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$(value_h) $(elf_common_h) $(hppa_tdep_h) $(solib_svr4_h)
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hppanbsd-nat.o: hppabsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(target_h) $(hppa_tdep_h) $(inf_ptrace_h)
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hppabsd-tdep.o: hppabsd-tdep.c $(defs_h) $(arch_utils_h) $(symtab_h) \
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$(objfiles_h) $(osabi_h) $(regcache_h) $(regset_h) $(target_h) \
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$(value_h) $(gdb_assert_h) $(gdb_string_h) $(elf_common_h) \
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$(hppa_tdep_h) $(solib_svr4_h) $(gdbtypes_h)
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hppanbsd-tdep.o: hppanbsd-tdep.c $(defs_h) $(osabi_h) $(regcache_h) $(regset_h) \
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$(trad_frame_h) $(tramp_frame_h) $(gdb_assert_h) $(gdb_string_h) \
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$(hppa_tdep_h)
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hppaobsd-tdep.o: hppaobsd-tdep.c $(defs_h) $(osabi_h) $(regcache_h) $(regset_h) \
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$(gdb_assert_h) $(gdb_string_h) $(hppa_tdep_h)
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hppa-hpux-nat.o: hppa-hpux-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
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$(target_h) $(gdb_assert_h) $(hppa_tdep_h) $(inf_ptrace_h) \
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$(inf_ttrace_h)
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8
gdb/NEWS
8
gdb/NEWS
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@ -3,6 +3,14 @@
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*** Changes since GDB 6.7
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* New native configurations
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NetBSD/hppa hppa*-*netbsd*
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* New targets
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NetBSD/hppa hppa*-*-netbsd*
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* Change in command line behavior -- corefiles vs. process ids.
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When the '-p NUMBER' or '--pid NUMBER' options are used, and
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2
gdb/config/pa/nbsd.mh
Normal file
2
gdb/config/pa/nbsd.mh
Normal file
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@ -0,0 +1,2 @@
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# Host: NetBSD/hppa
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NATDEPFILES= fork-child.o inf-ptrace.o nbsd-nat.o hppanbsd-nat.o
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@ -79,6 +79,7 @@ arm*-*-openbsd*) gdb_host=nbsdelf ;;
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hppa*-*-hpux*)
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gdb_host=hpux ;;
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hppa*-*-linux*) gdb_host=linux ;;
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hppa*-*-netbsd*) gdb_host=nbsd ;;
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hppa*-*-openbsd*) gdb_host=obsd ;;
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i[34567]86-*-freebsd* | i[34567]86-*-kfreebsd*-gnu)
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@ -130,9 +130,14 @@ hppa*-*-linux*)
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gdb_target_obs="hppa-tdep.o hppa-linux-tdep.o glibc-tdep.o \
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solib.o solib-svr4.o symfile-mem.o"
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;;
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hppa*-*-netbsd*)
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# Target: NetBSD/hppa
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gdb_target_obs="hppa-tdep.o hppabsd-tdep.o hppanbsd-tdep.o \
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corelow.o solib.o solib-svr4.o"
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;;
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hppa*-*-openbsd*)
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# Target: OpenBSD/hppa
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gdb_target_obs="hppa-tdep.o hppabsd-tdep.o \
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gdb_target_obs="hppa-tdep.o hppabsd-tdep.o hppaobsd-tdep.o \
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corelow.o solib.o solib-svr4.o"
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;;
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hppa*-*-*)
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@ -18,79 +18,15 @@
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along with this program. If not, see <http://www.gnu.org/licenses/>. */
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#include "defs.h"
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#include "arch-utils.h"
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#include "gdbtypes.h"
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#include "symtab.h"
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#include "objfiles.h"
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#include "osabi.h"
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#include "regcache.h"
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#include "regset.h"
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#include "target.h"
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#include "value.h"
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#include "gdb_assert.h"
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#include "gdb_string.h"
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#include "elf/common.h"
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#include "hppa-tdep.h"
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#include "solib-svr4.h"
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/* Core file support. */
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/* Sizeof `struct reg' in <machine/reg.h>. */
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#define HPPABSD_SIZEOF_GREGS (34 * 4)
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/* Supply register REGNUM from the buffer specified by GREGS and LEN
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in the general-purpose register set REGSET to register cache
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REGCACHE. If REGNUM is -1, do this for all registers in REGSET. */
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static void
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hppabsd_supply_gregset (const struct regset *regset, struct regcache *regcache,
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int regnum, const void *gregs, size_t len)
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{
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const gdb_byte *regs = gregs;
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size_t offset;
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int i;
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gdb_assert (len >= HPPABSD_SIZEOF_GREGS);
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for (i = HPPA_R1_REGNUM, offset = 4; i <= HPPA_R31_REGNUM; i++, offset += 4)
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{
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if (regnum == -1 || regnum == i)
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regcache_raw_supply (regcache, i, regs + offset);
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}
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if (regnum == -1 || regnum == HPPA_SAR_REGNUM)
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regcache_raw_supply (regcache, HPPA_SAR_REGNUM, regs);
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if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
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regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 32 * 4);
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if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
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regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
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}
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/* OpenBSD/hppa register set. */
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static struct regset hppabsd_gregset =
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{
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NULL,
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hppabsd_supply_gregset
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};
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/* Return the appropriate register set for the core section identified
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by SECT_NAME and SECT_SIZE. */
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static const struct regset *
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hppabsd_regset_from_core_section (struct gdbarch *gdbarch,
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const char *sect_name, size_t sect_size)
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{
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if (strcmp (sect_name, ".reg") == 0 && sect_size >= HPPABSD_SIZEOF_GREGS)
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return &hppabsd_gregset;
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return NULL;
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}
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CORE_ADDR
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hppabsd_find_global_pointer (struct value *function)
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{
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@ -143,11 +79,12 @@ hppabsd_find_global_pointer (struct value *function)
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if (target_read_memory (addr + 4, buf, sizeof buf) != 0)
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break;
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/* The OpenBSD ld.so doesn't relocate DT_PLTGOT, so
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/* The NetBSD/OpenBSD ld.so doesn't relocate DT_PLTGOT, so
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we have to do it ourselves. */
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pltgot = extract_unsigned_integer (buf, sizeof buf);
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pltgot += ANOFFSET (sec->objfile->section_offsets,
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SECT_OFF_TEXT (sec->objfile));
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return pltgot;
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}
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@ -163,7 +100,7 @@ hppabsd_find_global_pointer (struct value *function)
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}
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static void
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void
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hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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{
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struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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@ -172,10 +109,6 @@ hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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set_gdbarch_long_double_bit (gdbarch, 64);
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set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);
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/* Core file support. */
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set_gdbarch_regset_from_core_section
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(gdbarch, hppabsd_regset_from_core_section);
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/* OpenBSD and NetBSD use ELF. */
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tdep->is_elf = 1;
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tdep->find_global_pointer = hppabsd_find_global_pointer;
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@ -186,34 +119,3 @@ hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
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set_solib_svr4_fetch_link_map_offsets
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(gdbarch, svr4_ilp32_fetch_link_map_offsets);
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}
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/* OpenBSD uses uses the traditional NetBSD core file format, even for
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ports that use ELF. */
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#define GDB_OSABI_NETBSD_CORE GDB_OSABI_OPENBSD_ELF
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static enum gdb_osabi
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hppabsd_core_osabi_sniffer (bfd *abfd)
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{
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if (strcmp (bfd_get_target (abfd), "netbsd-core") == 0)
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return GDB_OSABI_NETBSD_CORE;
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return GDB_OSABI_UNKNOWN;
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}
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/* Provide a prototype to silence -Wmissing-prototypes. */
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void _initialize_hppabsd_tdep (void);
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void
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_initialize_hppabsd_tdep (void)
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{
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/* BFD doesn't set a flavour for NetBSD style a.out core files. */
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gdbarch_register_osabi_sniffer (bfd_arch_hppa, bfd_target_unknown_flavour,
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hppabsd_core_osabi_sniffer);
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gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_NETBSD_ELF,
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hppabsd_init_abi);
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gdbarch_register_osabi (bfd_arch_hppa, 0, GDB_OSABI_OPENBSD_ELF,
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hppabsd_init_abi);
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}
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245
gdb/hppanbsd-nat.c
Normal file
245
gdb/hppanbsd-nat.c
Normal file
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@ -0,0 +1,245 @@
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/* Native-dependent code for NetBSD/hppa.
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Copyright (C) 2008 Free Software Foundation, Inc.
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This file is part of GDB.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor,
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Boston, MA 02110-1301, USA. */
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#include "defs.h"
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#include "inferior.h"
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#include "regcache.h"
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#include <sys/types.h>
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#include <sys/ptrace.h>
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#include <machine/reg.h>
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#include "hppa-tdep.h"
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#include "inf-ptrace.h"
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#include "nbsd-nat.h"
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static int
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hppanbsd_gregset_supplies_p (int regnum)
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{
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return ((regnum >= HPPA_R0_REGNUM && regnum <= HPPA_R31_REGNUM) ||
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(regnum >= HPPA_SAR_REGNUM && regnum <= HPPA_PCSQ_TAIL_REGNUM) ||
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regnum == HPPA_IPSW_REGNUM ||
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(regnum >= HPPA_SR4_REGNUM && regnum <= HPPA_SR4_REGNUM + 5));
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}
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static int
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hppanbsd_fpregset_supplies_p (int regnum)
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{
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return (regnum >= HPPA_FP0_REGNUM && regnum <= HPPA_FP31R_REGNUM);
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}
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/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
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static void
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hppanbsd_supply_gregset (struct regcache *regcache, const void *gregs)
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{
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const char *regs = gregs;
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const int *r = gregs;
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int regnum;
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for (regnum = HPPA_R1_REGNUM; regnum <= HPPA_R31_REGNUM; regnum++)
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regcache_raw_supply (regcache, regnum, regs + regnum * 4);
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regcache_raw_supply (regcache, HPPA_SAR_REGNUM, regs + 32 * 4);
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regcache_raw_supply (regcache, HPPA_PCSQ_HEAD_REGNUM, regs + 33 * 4);
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regcache_raw_supply (regcache, HPPA_PCSQ_TAIL_REGNUM, regs + 34 * 4);
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regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 35 * 4);
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regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 36 * 4);
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regcache_raw_supply (regcache, HPPA_IPSW_REGNUM, regs);
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regcache_raw_supply (regcache, HPPA_SR4_REGNUM, regs + 41 * 4);
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regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 1, regs + 37 * 4);
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regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 2, regs + 38 * 4);
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regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 3, regs + 39 * 4);
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regcache_raw_supply (regcache, HPPA_SR4_REGNUM + 4, regs + 40 * 4);
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}
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/* Supply the floating-point registers stored in FPREGS to REGCACHE. */
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static void
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hppanbsd_supply_fpregset (struct regcache *regcache, const void *fpregs)
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{
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const char *regs = fpregs;
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int regnum;
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for (regnum = HPPA_FP0_REGNUM; regnum <= HPPA_FP31R_REGNUM;
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regnum += 2, regs += 8)
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{
|
||||
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) ®s, 0) == -1)
|
||||
perror_with_name (_("Couldn't get registers"));
|
||||
|
||||
hppanbsd_supply_gregset (regcache, ®s);
|
||||
}
|
||||
|
||||
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) ®s, 0) == -1)
|
||||
perror_with_name (_("Couldn't get registers"));
|
||||
|
||||
hppanbsd_collect_gregset (regcache, ®s, regnum);
|
||||
|
||||
if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
|
||||
(PTRACE_TYPE_ARG3) ®s, 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);
|
||||
}
|
||||
228
gdb/hppanbsd-tdep.c
Normal file
228
gdb/hppanbsd-tdep.c
Normal file
|
|
@ -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);
|
||||
}
|
||||
128
gdb/hppaobsd-tdep.c
Normal file
128
gdb/hppaobsd-tdep.c
Normal file
|
|
@ -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);
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue