* NEWS (New native configurations): Mention OpenBSD/hppa.
* hppabsd-nat.c, hppabsd-tdep.c, config/pa/obsd.mh,
config/pa/obsd.mt, config/pa/nm-obsd.h, config/pa/tm-bsd.h: New
files.
* Makefile.in (ALLDEPFILES): Add hppabsd-nat.c and hppabsd-tdep.c.
(hppabsd-nat.o, hppabsd-tdep.c): New dependencies.
* configure.host: Add hppa*-*-openbsd*.
* configure.tgt: Add hppa*-*-openbsd*.
+2004-06-26 Mark Kettenis <kettenis@gnu.org>
+
+ Add OpenBSD/hppa support.
+ * NEWS (New native configurations): Mention OpenBSD/hppa.
+ * hppabsd-nat.c, hppabsd-tdep.c, config/pa/obsd.mh,
+ config/pa/obsd.mt, config/pa/nm-obsd.h, config/pa/tm-bsd.h: New
+ files.
+ * Makefile.in (ALLDEPFILES): Add hppabsd-nat.c and hppabsd-tdep.c.
+ (hppabsd-nat.o, hppabsd-tdep.c): New dependencies.
+ * configure.host: Add hppa*-*-openbsd*.
+ * configure.tgt: Add hppa*-*-openbsd*.
+
2004-06-25 Andrew Cagney <cagney@gnu.org>
* defs.h (deprecated_ui_loop_hook): Deprecated.
hppa-tdep.c hppa-hpux-tdep.c \
hppah-nat.c hpread.c \
hppa-linux-tdep.c hppa-linux-nat.c \
+ hppabsd-nat.c hppabsd-tdep.c \
i386-tdep.c i386v-nat.c i386-linux-nat.c \
i386v4-nat.c i386ly-tdep.c i386-cygwin-tdep.c \
i386bsd-nat.c i386bsd-tdep.c i386fbsd-nat.c i386fbsd-tdep.c \
$(elf_common_h) $(value_h)
hppa-linux-nat.o: hppa-linux-nat.c $(defs_h) $(gdbcore_h) $(regcache_h) \
$(gdb_string_h) $(inferior_h)
+hppabsd-nat.o: hppabsd-nat.c $(defs_h) $(inferior_h) $(regcache_h) \
+ $(hppa_tdep_h)
+hppabsd-tdep.o: hppabsd-tdep.c $(defs_h) $(arch_utils_h) $(osabi_h) \
+ $(regcache_h) $(regset_h) $(gdb_assert_h) $(gdb_string_h) \
+ $(hppa_tdep_h) $(solib_svr4_h)
hpread.o: hpread.c $(defs_h) $(bfd_h) $(gdb_string_h) $(hp_symtab_h) \
$(syms_h) $(symtab_h) $(symfile_h) $(objfiles_h) $(buildsym_h) \
$(complaints_h) $(gdb_stabs_h) $(gdbtypes_h) $(demangle_h) \
* New native configurations
+OpenBSD/hppa hppa*-*-openbsd*
OpenBSD/m68k m68*-*-openbsd*
OpenBSD/m88k m88*-*-openbsd*
OpenBSD/powerpc powerpc-*-openbsd*
--- /dev/null
+/* Native-dependent definitions for OpenBSD/hppa.
+
+ Copyright 2004 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. */
+
+#ifndef NM_OBSD_H
+#define NM_OBSD_H
+
+/* Get generic BSD native definitions. */
+#include "config/nm-bsd.h"
+
+#endif /* nm-obsd.h */
--- /dev/null
+# Host: OpenBSD/hppa
+NATDEPFILES= fork-child.o infptrace.o inftarg.o hppabsd-nat.o
+NAT_FILE= nm-obsd.h
--- /dev/null
+# Target: OpenBSD/hppa
+TDEPFILES= hppa-tdep.o hppabsd-tdep.o corelow.o solib.o solib-svr4.o
+TM_FILE= tm-bsd.h
--- /dev/null
+/* Target-dependent definitions for HP PA-RISC BSD's.
+
+ Copyright 2004 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. */
+
+#ifndef TM_BSD_H
+#define TM_BSD_H
+
+/* Shared library support. */
+#include "solib.h"
+
+#endif /* tm-bsd.h */
hppa*-*-hpux11*) gdb_host=hpux11 ;;
hppa*-*-hpux*) gdb_host=hppahpux ;;
hppa*-*-linux*) gdb_host=linux ;;
+hppa*-*-openbsd*) gdb_host=obsd ;;
i[34567]86-ncr-*) gdb_host=ncr3000 ;;
i[34567]86-*-dgux*) gdb_host=i386v4 ;;
hppa*-*-hpux*) gdb_target=hppahpux ;;
hppa*-*-hiux*) gdb_target=hppahpux ;;
hppa*-*-linux*) gdb_target=linux ;;
+hppa*-*-openbsd*) gdb_target=obsd ;;
hppa*-*-*) gdb_target=hppa ;;
i[34567]86-ncr-*) gdb_target=ncr3000 ;;
--- /dev/null
+/* Native-dependent code for HP PA-RISC BSD's.
+
+ Copyright 2004 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 "inferior.h"
+#include "regcache.h"
+
+#include <sys/types.h>
+#include <sys/ptrace.h>
+#include <machine/reg.h>
+
+#include "hppa-tdep.h"
+
+static int
+hppabsd_gregset_supplies_p (int regnum)
+{
+ return (regnum >= HPPA_R0_REGNUM && regnum <= HPPA_PCOQ_TAIL_REGNUM);
+}
+
+/* Supply the general-purpose registers stored in GREGS to REGCACHE. */
+
+static void
+hppabsd_supply_gregset (struct regcache *regcache, const void *gregs)
+{
+ const char *regs = 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);
+ regcache_raw_supply (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 32 * 4);
+ regcache_raw_supply (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
+}
+
+/* Collect the general-purpose registers from REGCACHE and store them
+ in GREGS. */
+
+static void
+hppabsd_collect_gregset (const struct regcache *regcache,
+ void *gregs, int regnum)
+{
+ char *regs = 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_SAR_REGNUM)
+ regcache_raw_collect (regcache, HPPA_SAR_REGNUM, regs);
+ if (regnum == -1 || regnum == HPPA_PCOQ_HEAD_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_HEAD_REGNUM, regs + 32 * 4);
+ if (regnum == -1 || regnum == HPPA_PCOQ_TAIL_REGNUM)
+ regcache_raw_collect (regcache, HPPA_PCOQ_TAIL_REGNUM, regs + 33 * 4);
+}
+\f
+
+/* Fetch register REGNUM from the inferior. If REGNUM is -1, do this
+ for all registers (including the floating-point registers). */
+
+void
+fetch_inferior_registers (int regnum)
+{
+ struct regcache *regcache = current_regcache;
+
+ if (regnum == -1 || hppabsd_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ hppabsd_supply_gregset (regcache, ®s);
+ }
+}
+
+/* Store register REGNUM back into the inferior. If REGNUM is -1, do
+ this for all registers (including the floating-point registers). */
+
+void
+store_inferior_registers (int regnum)
+{
+ if (regnum == -1 || hppabsd_gregset_supplies_p (regnum))
+ {
+ struct reg regs;
+
+ if (ptrace (PT_GETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't get registers");
+
+ hppabsd_collect_gregset (current_regcache, ®s, regnum);
+
+ if (ptrace (PT_SETREGS, PIDGET (inferior_ptid),
+ (PTRACE_ARG3_TYPE) ®s, 0) == -1)
+ perror_with_name ("Couldn't write registers");
+ }
+}
--- /dev/null
+/* Target-dependent code for HP PA-RISC BSD's.
+
+ Copyright 2004 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 "arch-utils.h"
+#include "osabi.h"
+#include "regcache.h"
+#include "regset.h"
+
+#include "gdb_assert.h"
+#include "gdb_string.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 char *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;
+}
+\f
+
+static void
+hppabsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
+{
+ struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
+
+ /* Core file support. */
+ set_gdbarch_regset_from_core_section
+ (gdbarch, hppabsd_regset_from_core_section);
+
+ /* OpenBSD and NetBSD use ELF. */
+ tdep->is_elf = 1;
+
+ /* OpenBSD and NetBSD uses SVR4-style shared libraries. */
+ set_gdbarch_in_solib_call_trampoline
+ (gdbarch, generic_in_solib_call_trampoline);
+ set_solib_svr4_fetch_link_map_offsets
+ (gdbarch, svr4_ilp32_fetch_link_map_offsets);
+}
+\f
+
+/* 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;
+}
+\f
+
+/* 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);
+}
projects / binutils-gdb.git / commitdiff