[deliverable/binutils-gdb.git] / gdb / sh-nbsd-tdep.c

/* Target-dependent code for NetBSD/sh.

   Copyright (C) 2002-2020 Free Software Foundation, Inc.

   Contributed by Wasabi Systems, 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 "gdbcore.h"
#include "regset.h"
#include "value.h"
#include "osabi.h"

#include "sh-tdep.h"
#include "nbsd-tdep.h"
#include "solib-svr4.h"
#include "gdbarch.h"

/* Convert a register number into an offset into a ptrace
   register structure.  */
static const struct sh_corefile_regmap regmap[] =
{
  {R0_REGNUM,      20 * 4},
  {R0_REGNUM + 1,  19 * 4},
  {R0_REGNUM + 2,  18 * 4},
  {R0_REGNUM + 3,  17 * 4},
  {R0_REGNUM + 4,  16 * 4},
  {R0_REGNUM + 5,  15 * 4},
  {R0_REGNUM + 6,  14 * 4},
  {R0_REGNUM + 7,  13 * 4},
  {R0_REGNUM + 8,  12 * 4},
  {R0_REGNUM + 9,  11 * 4},
  {R0_REGNUM + 10, 10 * 4},
  {R0_REGNUM + 11,  9 * 4},
  {R0_REGNUM + 12,  8 * 4},
  {R0_REGNUM + 13,  7 * 4},
  {R0_REGNUM + 14,  6 * 4},
  {R0_REGNUM + 15,  5 * 4},
  {PC_REGNUM,       0 * 4},
  {SR_REGNUM,       1 * 4},
  {PR_REGNUM,	    2 * 4},
  {MACH_REGNUM,	    3 * 4},
  {MACL_REGNUM,	    4 * 4},
  {-1 /* Terminator.  */, 0}
};
\f

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

  tdep->core_gregmap = (struct sh_corefile_regmap *)regmap;
  tdep->sizeof_gregset = 84;

  set_solib_svr4_fetch_link_map_offsets
    (gdbarch, svr4_ilp32_fetch_link_map_offsets);
}

void _initialize_shnbsd_tdep ();
void
_initialize_shnbsd_tdep ()
{
  gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_NETBSD,
			  shnbsd_init_abi);
  gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_OPENBSD,
			  shnbsd_init_abi);
}
Commit	Line	Data
	1	/* Target-dependent code for NetBSD/sh.
	2
	3	Copyright (C) 2002-2020 Free Software Foundation, Inc.
	4
	5	Contributed by Wasabi Systems, Inc.
	6
	7	This file is part of GDB.
	8
	9	This program is free software; you can redistribute it and/or modify
	10	it under the terms of the GNU General Public License as published by
	11	the Free Software Foundation; either version 3 of the License, or
	12	(at your option) any later version.
	13
	14	This program is distributed in the hope that it will be useful,
	15	but WITHOUT ANY WARRANTY; without even the implied warranty of
	16	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	17	GNU General Public License for more details.
	18
	19	You should have received a copy of the GNU General Public License
	20	along with this program. If not, see <http://www.gnu.org/licenses/>. */
	21
	22	#include "defs.h"
	23	#include "gdbcore.h"
	24	#include "regset.h"
	25	#include "value.h"
	26	#include "osabi.h"
	27
	28	#include "sh-tdep.h"
	29	#include "nbsd-tdep.h"
	30	#include "solib-svr4.h"
	31	#include "gdbarch.h"
	32
	33	/* Convert a register number into an offset into a ptrace
	34	register structure. */
	35	static const struct sh_corefile_regmap regmap[] =
	36	{
	37	{R0_REGNUM, 20 * 4},
	38	{R0_REGNUM + 1, 19 * 4},
	39	{R0_REGNUM + 2, 18 * 4},
	40	{R0_REGNUM + 3, 17 * 4},
	41	{R0_REGNUM + 4, 16 * 4},
	42	{R0_REGNUM + 5, 15 * 4},
	43	{R0_REGNUM + 6, 14 * 4},
	44	{R0_REGNUM + 7, 13 * 4},
	45	{R0_REGNUM + 8, 12 * 4},
	46	{R0_REGNUM + 9, 11 * 4},
	47	{R0_REGNUM + 10, 10 * 4},
	48	{R0_REGNUM + 11, 9 * 4},
	49	{R0_REGNUM + 12, 8 * 4},
	50	{R0_REGNUM + 13, 7 * 4},
	51	{R0_REGNUM + 14, 6 * 4},
	52	{R0_REGNUM + 15, 5 * 4},
	53	{PC_REGNUM, 0 * 4},
	54	{SR_REGNUM, 1 * 4},
	55	{PR_REGNUM, 2 * 4},
	56	{MACH_REGNUM, 3 * 4},
	57	{MACL_REGNUM, 4 * 4},
	58	{-1 /* Terminator. */, 0}
	59	};
	60	\f
	61
	62	static void
	63	shnbsd_init_abi (struct gdbarch_info info,
	64	struct gdbarch *gdbarch)
	65	{
	66	struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
	67	nbsd_init_abi (info, gdbarch);
	68
	69	tdep->core_gregmap = (struct sh_corefile_regmap *)regmap;
	70	tdep->sizeof_gregset = 84;
	71
	72	set_solib_svr4_fetch_link_map_offsets
	73	(gdbarch, svr4_ilp32_fetch_link_map_offsets);
	74	}
	75
	76	void _initialize_shnbsd_tdep ();
	77	void
	78	_initialize_shnbsd_tdep ()
	79	{
	80	gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_NETBSD,
	81	shnbsd_init_abi);
	82	gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_OPENBSD,
	83	shnbsd_init_abi);
	84	}