binutils-gdb/gdb/hppaobsd-tdep.c

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/* Target-dependent code for OpenBSD/hppa
Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010
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 3 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, see <http://www.gnu.org/licenses/>. */
#include "defs.h"
#include "osabi.h"
#include "regcache.h"
#include "regset.h"
#include "gdb_assert.h"
#include "gdb_string.h"
#include "hppa-tdep.h"
Silence a few -Wmissing-prototypes warnings. PR build/9877: * alpha-linux-tdep.c (alpha_linux_regset_from_core_section): Make it static. * alpha-osf1-tdep.c (_initialize_alpha_osf1_tdep): Declare. * amd64fbsd-tdep.c (amd64fbsd_init_abi): Make it static. * amd64nbsd-tdep.c (_initialize_amd64nbsd_ndep): Rename to ... (_initialize_amd64nbsd_tdep): ... this. * arm-linux-tdep.c (arm_linux_software_single_step): Make it static. (_initialize_arm_linux_tdep): Declare. * armbsd-tdep.c (armbsd_fpreg_offset): Make it static. * armnbsd-tdep.c (_initialize_arm_netbsd_tdep): Declare. * armobsd-tdep.c (_initialize_armobsd_tdep): Declare. * avr-tdep.c (avr_return_value): Make it static. (avr_frame_unwind_cache): Ditto. * bsd-uthread.c (bsd_uthread_inferior_created): Ditto. (bsd_uthread_solib_loaded): Ditto. (bsd_uthread_solib_unloaded): Ditto. (bsd_uthread_target): Ditto. (_initialize_bsd_uthread): Declare. * cris-tdep.c (crisv32_single_step_through_delay): Make it static. (cris_frame_unwind_cache): Ditto. * frv-tdep.c (frv_return_value): Ditto. * h8300-tdep.c (h8300_use_struct_convention): Ditto. (h8300h_use_struct_convention): Ditto. * hppa-tdep.c (hppa_sign_extend, hppa_low_hppa_sign_extend): Ditto. * hppa-tdep.h (hppa_low_sign_extend, hppa_sign_extend): Delete declarations. * hppabsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_find_global_pointer): Make it static. * hppabsd-tdep.h: New. * hppanbsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_init_abi): Remove declaration. (_initialize_hppabsd_tdep): Remove declaration. (_initialize_hppanbsd_tdep): Declare. * hppaobsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_init_abi): Delete declaration. (hppaobsd_init_abi): Make it static. * i386-nto-tdep.c (_initialize_i386nto_tdep): Declare. * i386nbsd-tdep.c (_initialize_i386nbsd_tdep): Declare. * ia64-linux-tdep.c (_initialize_ia64_linux_tdep): Declare. * ia64-tdep.c (ia64_register_reggroup_p): Make it static. * iq2000-tdep.c (_initialize_iq2000_tdep): Declare. * m32c-tdep.c (m32c_register_reggroup_p): Make it static. (m32c_analyze_prologue, m32c_virtual_frame_pointer): Ditto. (_initialize_m32c_tdep): Declare. * m32r-rom.c (_initialize_m32r_rom): Declare. * m32r-tdep.c (m32r_skip_prologue): Make it static. (m32r_return_value): Ditto. * m68hc11-tdep.c (m68hc11_frame_unwind_cache): Make it static. (m68hc11_return_value): Ditto. * m68klinux-tdep.c (_initialize_m68k_linux_tdep): Declare. * m88k-tdep.c (m88k_frame_cache): Make it static. * mep-tdep.c (mep_gdb_print_insn): Ditto. (mep_return_value): Ditto. (_initialize_mep_tdep): Declare. * mips-irix-tdep.c (_initialize_mips_irix_tdep): Declare. * mips-linux-tdep.c (supply_64bit_reg): Make it static. (mips_linux_syscall_next_pc): Ditto. (_initialize_mips_linux_tdep): Declare. * mips-tdep.c (mips_single_step_through_delay): Make it static. * mipsnbsd-tdep.c (_initialize_mipsnbsd_tdep): Declare. * mn10300-linux-tdep.c (_initialize_mn10300_linux_tdep): Declare. * mn10300-tdep.c (_initialize_mn10300_tdep): Declare. * mt-tdep.c (_initialize_mt_tdep): Declare. * nbsd-tdep.c: Include nbsd-tdep.h. * nto-tdep.c (find_load_phdr): Make it static. (_initialize_nto_tdep): Declare. * ppc-linux-tdep.c (ppc_linux_memory_remove_breakpoint): Make it static. (_initialize_ppc_linux_tdep): Declare. * remote-m32r-sdi.c (m32r_can_use_hw_watchpoint) (m32r_insert_watchpoint, m32r_remove_watchpoint) (m32r_stopped_data_address, m32r_stopped_by_watchpoint): Make static. * rs6000-aix-tdep.c (_initialize_rs6000_aix_tdep): Declare. * rs6000-nat.c: Include xcoffread.h. (find_toc_address): Don't extern declare get_toc_offset. Adjust to call xcoff_get_to_offset. * rs6000-tdep.c (ppc_vsx_support_p, ppc_displaced_step_fixup) (rs6000_skip_main_prologue, rs6000_in_solib_return_trampoline) (rs6000_skip_trampoline_code): Make static. * s390-tdep.c (s390_regset_from_core_section): Ditto. * sh-tdep.c (sh_register_reggroup_p): Ditto. * shnbsd-tdep.c (shnbsd_regset_from_core_section): Ditto. (_initialize_shnbsd_tdep): Declare. * solib-frv.c (displacement_from_map): Make static. (_initialize_frv_solib): Declare. * solib-irix.c (fetch_lm_info): Make static. (_initialize_irix_solib): Declare. * solib-som.c: Include solib-som.h. (som_solib_select): Line break. * sparc-tdep.c (sparc_regset_from_core_section): Make static. * sparcnbsd-tdep.c (_initialize_sparnbsd_tdep): Rename to ... (_initialize_sparcnbsd_tdep): ... this. * spu-tdep.c (spu_software_single_step): Make it static. (_initialize_spu_tdep): Declare. * vax-tdep.c (vax_frame_cache): Make it static. * xcoffread.c: Include xcoffread.h. (get_toc_offset): Rename to ... (xcoff_get_toc_offset): ... this. (_initialize_xcoffread): Declare. * xcoffread.h: New. * xtensa-linux-tdep.c (_initialize_xtensa_linux_tdep): Declare. * xtensa-tdep.c (xtensa_skip_prologue, xtensa_derive_tdep): Make static. (_initialize_xtensa_tdep): Declare.
2009-02-22 02:02:20 +01:00
#include "hppabsd-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;
}
Silence a few -Wmissing-prototypes warnings. PR build/9877: * alpha-linux-tdep.c (alpha_linux_regset_from_core_section): Make it static. * alpha-osf1-tdep.c (_initialize_alpha_osf1_tdep): Declare. * amd64fbsd-tdep.c (amd64fbsd_init_abi): Make it static. * amd64nbsd-tdep.c (_initialize_amd64nbsd_ndep): Rename to ... (_initialize_amd64nbsd_tdep): ... this. * arm-linux-tdep.c (arm_linux_software_single_step): Make it static. (_initialize_arm_linux_tdep): Declare. * armbsd-tdep.c (armbsd_fpreg_offset): Make it static. * armnbsd-tdep.c (_initialize_arm_netbsd_tdep): Declare. * armobsd-tdep.c (_initialize_armobsd_tdep): Declare. * avr-tdep.c (avr_return_value): Make it static. (avr_frame_unwind_cache): Ditto. * bsd-uthread.c (bsd_uthread_inferior_created): Ditto. (bsd_uthread_solib_loaded): Ditto. (bsd_uthread_solib_unloaded): Ditto. (bsd_uthread_target): Ditto. (_initialize_bsd_uthread): Declare. * cris-tdep.c (crisv32_single_step_through_delay): Make it static. (cris_frame_unwind_cache): Ditto. * frv-tdep.c (frv_return_value): Ditto. * h8300-tdep.c (h8300_use_struct_convention): Ditto. (h8300h_use_struct_convention): Ditto. * hppa-tdep.c (hppa_sign_extend, hppa_low_hppa_sign_extend): Ditto. * hppa-tdep.h (hppa_low_sign_extend, hppa_sign_extend): Delete declarations. * hppabsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_find_global_pointer): Make it static. * hppabsd-tdep.h: New. * hppanbsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_init_abi): Remove declaration. (_initialize_hppabsd_tdep): Remove declaration. (_initialize_hppanbsd_tdep): Declare. * hppaobsd-tdep.c: Include hppabsd-tdep.h. (hppabsd_init_abi): Delete declaration. (hppaobsd_init_abi): Make it static. * i386-nto-tdep.c (_initialize_i386nto_tdep): Declare. * i386nbsd-tdep.c (_initialize_i386nbsd_tdep): Declare. * ia64-linux-tdep.c (_initialize_ia64_linux_tdep): Declare. * ia64-tdep.c (ia64_register_reggroup_p): Make it static. * iq2000-tdep.c (_initialize_iq2000_tdep): Declare. * m32c-tdep.c (m32c_register_reggroup_p): Make it static. (m32c_analyze_prologue, m32c_virtual_frame_pointer): Ditto. (_initialize_m32c_tdep): Declare. * m32r-rom.c (_initialize_m32r_rom): Declare. * m32r-tdep.c (m32r_skip_prologue): Make it static. (m32r_return_value): Ditto. * m68hc11-tdep.c (m68hc11_frame_unwind_cache): Make it static. (m68hc11_return_value): Ditto. * m68klinux-tdep.c (_initialize_m68k_linux_tdep): Declare. * m88k-tdep.c (m88k_frame_cache): Make it static. * mep-tdep.c (mep_gdb_print_insn): Ditto. (mep_return_value): Ditto. (_initialize_mep_tdep): Declare. * mips-irix-tdep.c (_initialize_mips_irix_tdep): Declare. * mips-linux-tdep.c (supply_64bit_reg): Make it static. (mips_linux_syscall_next_pc): Ditto. (_initialize_mips_linux_tdep): Declare. * mips-tdep.c (mips_single_step_through_delay): Make it static. * mipsnbsd-tdep.c (_initialize_mipsnbsd_tdep): Declare. * mn10300-linux-tdep.c (_initialize_mn10300_linux_tdep): Declare. * mn10300-tdep.c (_initialize_mn10300_tdep): Declare. * mt-tdep.c (_initialize_mt_tdep): Declare. * nbsd-tdep.c: Include nbsd-tdep.h. * nto-tdep.c (find_load_phdr): Make it static. (_initialize_nto_tdep): Declare. * ppc-linux-tdep.c (ppc_linux_memory_remove_breakpoint): Make it static. (_initialize_ppc_linux_tdep): Declare. * remote-m32r-sdi.c (m32r_can_use_hw_watchpoint) (m32r_insert_watchpoint, m32r_remove_watchpoint) (m32r_stopped_data_address, m32r_stopped_by_watchpoint): Make static. * rs6000-aix-tdep.c (_initialize_rs6000_aix_tdep): Declare. * rs6000-nat.c: Include xcoffread.h. (find_toc_address): Don't extern declare get_toc_offset. Adjust to call xcoff_get_to_offset. * rs6000-tdep.c (ppc_vsx_support_p, ppc_displaced_step_fixup) (rs6000_skip_main_prologue, rs6000_in_solib_return_trampoline) (rs6000_skip_trampoline_code): Make static. * s390-tdep.c (s390_regset_from_core_section): Ditto. * sh-tdep.c (sh_register_reggroup_p): Ditto. * shnbsd-tdep.c (shnbsd_regset_from_core_section): Ditto. (_initialize_shnbsd_tdep): Declare. * solib-frv.c (displacement_from_map): Make static. (_initialize_frv_solib): Declare. * solib-irix.c (fetch_lm_info): Make static. (_initialize_irix_solib): Declare. * solib-som.c: Include solib-som.h. (som_solib_select): Line break. * sparc-tdep.c (sparc_regset_from_core_section): Make static. * sparcnbsd-tdep.c (_initialize_sparnbsd_tdep): Rename to ... (_initialize_sparcnbsd_tdep): ... this. * spu-tdep.c (spu_software_single_step): Make it static. (_initialize_spu_tdep): Declare. * vax-tdep.c (vax_frame_cache): Make it static. * xcoffread.c: Include xcoffread.h. (get_toc_offset): Rename to ... (xcoff_get_toc_offset): ... this. (_initialize_xcoffread): Declare. * xcoffread.h: New. * xtensa-linux-tdep.c (_initialize_xtensa_linux_tdep): Declare. * xtensa-tdep.c (xtensa_skip_prologue, xtensa_derive_tdep): Make static. (_initialize_xtensa_tdep): Declare.
2009-02-22 02:02:20 +01:00
static 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);
}