/* GNU/Linux/SH specific low level interface, for the remote server for GDB.
- Copyright (C) 1995, 1996, 1998, 1999, 2000, 2001, 2002, 2003, 2005, 2007
- Free Software Foundation, Inc.
+ Copyright (C) 1995-2015 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
+ 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,
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., 51 Franklin Street, Fifth Floor,
- Boston, MA 02110-1301, USA. */
+ along with this program. If not, see <http://www.gnu.org/licenses/>. */
#include "server.h"
#include "linux-low.h"
+/* Defined in auto-generated file reg-sh.c. */
+void init_registers_sh (void);
+extern const struct target_desc *tdesc_sh;
+
#ifdef HAVE_SYS_REG_H
#include <sys/reg.h>
#endif
}
static CORE_ADDR
-sh_get_pc ()
+sh_get_pc (struct regcache *regcache)
{
unsigned long pc;
- collect_register_by_name ("pc", &pc);
+ collect_register_by_name (regcache, "pc", &pc);
return pc;
}
static void
-sh_set_pc (CORE_ADDR pc)
+sh_set_pc (struct regcache *regcache, CORE_ADDR pc)
{
unsigned long newpc = pc;
- supply_register_by_name ("pc", &newpc);
+ supply_register_by_name (regcache, "pc", &newpc);
}
/* Correct in either endianness, obviously. */
static const unsigned short sh_breakpoint = 0xc3c3;
#define sh_breakpoint_len 2
+/* Implementation of linux_target_ops method "sw_breakpoint_from_kind". */
+
+static const gdb_byte *
+sh_sw_breakpoint_from_kind (int kind, int *size)
+{
+ *size = sh_breakpoint_len;
+ return (const gdb_byte *) &sh_breakpoint;
+}
+
static int
sh_breakpoint_at (CORE_ADDR where)
{
/* Provide only a fill function for the general register set. ps_lgetregs
will use this for NPTL support. */
-static void sh_fill_gregset (void *buf)
+static void sh_fill_gregset (struct regcache *regcache, void *buf)
{
int i;
for (i = 0; i < 23; i++)
if (sh_regmap[i] != -1)
- collect_register (i, (char *) buf + sh_regmap[i]);
+ collect_register (regcache, i, (char *) buf + sh_regmap[i]);
}
-struct regset_info target_regsets[] = {
- { 0, 0, 0, GENERAL_REGS, sh_fill_gregset, NULL },
- { 0, 0, -1, -1, NULL, NULL }
+static struct regset_info sh_regsets[] = {
+ { 0, 0, 0, 0, GENERAL_REGS, sh_fill_gregset, NULL },
+ NULL_REGSET
};
+static struct regsets_info sh_regsets_info =
+ {
+ sh_regsets, /* regsets */
+ 0, /* num_regsets */
+ NULL, /* disabled_regsets */
+ };
+
+static struct usrregs_info sh_usrregs_info =
+ {
+ sh_num_regs,
+ sh_regmap,
+ };
+
+static struct regs_info regs_info =
+ {
+ NULL, /* regset_bitmap */
+ &sh_usrregs_info,
+ &sh_regsets_info
+ };
+
+static const struct regs_info *
+sh_regs_info (void)
+{
+ return ®s_info;
+}
+
+static void
+sh_arch_setup (void)
+{
+ current_process ()->tdesc = tdesc_sh;
+}
+
struct linux_target_ops the_low_target = {
- sh_num_regs,
- sh_regmap,
+ sh_arch_setup,
+ sh_regs_info,
sh_cannot_fetch_register,
sh_cannot_store_register,
+ NULL, /* fetch_register */
sh_get_pc,
sh_set_pc,
- (const unsigned char *) &sh_breakpoint,
- sh_breakpoint_len,
+ NULL, /* breakpoint_kind_from_pc */
+ sh_sw_breakpoint_from_kind,
NULL,
0,
sh_breakpoint_at,
};
+
+void
+initialize_low_arch (void)
+{
+ init_registers_sh ();
+
+ initialize_regsets_info (&sh_regsets_info);
+}