static void
ppcfbsd_kernel_init_abi(struct gdbarch_info info, struct gdbarch *gdbarch)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  frame_unwind_prepend_unwinder(gdbarch, &ppcfbsd_trapframe_unwind);

  set_solib_ops(gdbarch, &kld_so_ops);

#ifdef __powerpc__
  if (tdep->wordsize == sizeof(register_t))
    {
      fbsd_vmcore_set_supply_pcb(gdbarch, ppcfbsd_supply_pcb);
      fbsd_vmcore_set_cpu_pcb_addr(gdbarch, kgdb_trgt_stop_pcb);
    }
#endif

  /* FreeBSD doesn't support the 128-bit `long double' from the psABI.  */
  set_gdbarch_long_double_bit (gdbarch, 64);
  set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);

  if (tdep->wordsize == 4)
    {
      set_gdbarch_return_value (gdbarch, ppc_sysv_abi_broken_return_value);
    }

  if (tdep->wordsize == 8)
    {
      set_gdbarch_convert_from_func_ptr_addr
	(gdbarch, ppc64_convert_from_func_ptr_addr);
      set_gdbarch_elf_make_msymbol_special (gdbarch,
					    ppc64_elf_make_msymbol_special);
    }
}
Beispiel #2
0
static void
ppcfbsd_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);

  /* Generic FreeBSD support. */
  fbsd_init_abi (info, gdbarch);

  /* FreeBSD doesn't support the 128-bit `long double' from the psABI.  */
  set_gdbarch_long_double_bit (gdbarch, 64);
  set_gdbarch_long_double_format (gdbarch, floatformats_ieee_double);

  if (tdep->wordsize == 4)
    {
      set_gdbarch_return_value (gdbarch, ppcfbsd_return_value);

      set_gdbarch_skip_trampoline_code (gdbarch, find_solib_trampoline_target);
      set_solib_svr4_fetch_link_map_offsets (gdbarch,
					     svr4_ilp32_fetch_link_map_offsets);

      frame_unwind_append_unwinder (gdbarch, &ppcfbsd_sigtramp_frame_unwind);
      set_gdbarch_gcore_bfd_target (gdbarch, "elf32-powerpc");
    }

  if (tdep->wordsize == 8)
    {
      set_gdbarch_convert_from_func_ptr_addr
	(gdbarch, ppc64_convert_from_func_ptr_addr);
      set_gdbarch_elf_make_msymbol_special (gdbarch,
					    ppc64_elf_make_msymbol_special);

      set_gdbarch_skip_trampoline_code (gdbarch, ppc64_skip_trampoline_code);
      set_solib_svr4_fetch_link_map_offsets (gdbarch,
					     svr4_lp64_fetch_link_map_offsets);
      set_gdbarch_gcore_bfd_target (gdbarch, "elf64-powerpc");
    }

  set_gdbarch_iterate_over_regset_sections
    (gdbarch, ppcfbsd_iterate_over_regset_sections);

  set_gdbarch_fetch_tls_load_module_address (gdbarch,
					     svr4_fetch_objfile_link_map);
  set_gdbarch_get_thread_local_address (gdbarch,
					ppcfbsd_get_thread_local_address);
}