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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-7.1/] [gdb/] [shnbsd-tdep.c] - Blame information for rev 227

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1 227 jeremybenn
/* Target-dependent code for NetBSD/sh.
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   Copyright (C) 2002, 2003, 2006, 2007, 2008, 2009, 2010
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   Free Software Foundation, Inc.
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   Contributed by Wasabi Systems, 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 3 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, see <http://www.gnu.org/licenses/>.  */
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#include "defs.h"
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#include "gdbcore.h"
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#include "regset.h"
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#include "value.h"
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#include "osabi.h"
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#include "gdb_string.h"
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#include "sh-tdep.h"
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#include "solib-svr4.h"
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/* Convert a register number into an offset into a ptrace
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   register structure.  */
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static const struct sh_corefile_regmap regmap[] =
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{
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  {R0_REGNUM,      20 * 4},
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  {R0_REGNUM + 1,  19 * 4},
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  {R0_REGNUM + 2,  18 * 4},
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  {R0_REGNUM + 3,  17 * 4},
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  {R0_REGNUM + 4,  16 * 4},
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  {R0_REGNUM + 5,  15 * 4},
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  {R0_REGNUM + 6,  14 * 4},
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  {R0_REGNUM + 7,  13 * 4},
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  {R0_REGNUM + 8,  12 * 4},
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  {R0_REGNUM + 9,  11 * 4},
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  {R0_REGNUM + 10, 10 * 4},
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  {R0_REGNUM + 11,  9 * 4},
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  {R0_REGNUM + 12,  8 * 4},
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  {R0_REGNUM + 13,  7 * 4},
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  {R0_REGNUM + 14,  6 * 4},
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  {R0_REGNUM + 15,  5 * 4},
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  {PC_REGNUM,       0 * 4},
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  {SR_REGNUM,       1 * 4},
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  {PR_REGNUM,       2 * 4},
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  {MACH_REGNUM,     3 * 4},
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  {MACL_REGNUM,     4 * 4},
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  {-1 /* Terminator.  */, 0}
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};
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static void
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shnbsd_init_abi (struct gdbarch_info info,
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                  struct gdbarch *gdbarch)
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{
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  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
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  tdep->core_gregmap = (struct sh_corefile_regmap *)regmap;
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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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shnbsd_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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extern initialize_file_ftype _initialize_shnbsd_tdep;
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void
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_initialize_shnbsd_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_sh, bfd_target_unknown_flavour,
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                                  shnbsd_core_osabi_sniffer);
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  gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_NETBSD_ELF,
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                          shnbsd_init_abi);
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  gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_OPENBSD_ELF,
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                          shnbsd_init_abi);
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}

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