/* Target-dependent code for SuperH running NetBSD, for GDB.
- Copyright 2002 Free Software Foundation, Inc.
+ Copyright 2002, 2003 Free Software Foundation, Inc.
Contributed by Wasabi Systems, Inc.
This file is part of GDB.
#include "gdbcore.h"
#include "regcache.h"
#include "value.h"
+#include "osabi.h"
+
#include "solib-svr4.h"
+#include "nbsd-tdep.h"
+#include "sh-tdep.h"
#include "shnbsd-tdep.h"
/* Convert an r0-r15 register number into an offset into a ptrace
#define SIZEOF_STRUCT_REG (21 * 4)
void
-sh_nbsd_supply_registers (char *regs)
+shnbsd_supply_reg (char *regs, int regno)
{
- int regno;
+ int i;
- for (regno = R0_REGNUM; regno <= (R0_REGNUM + 15); regno++)
- supply_register (regno, regs + regmap[regno - R0_REGNUM]);
+ if (regno == PC_REGNUM || regno == -1)
+ regcache_raw_supply (current_regcache, PC_REGNUM, regs + (0 * 4));
- supply_register (PC_REGNUM, regs + (0 * 4));
- supply_register (SR_REGNUM, regs + (1 * 4));
- supply_register (PR_REGNUM, regs + (2 * 4));
- supply_register (MACH_REGNUM, regs + (3 * 4));
- supply_register (MACL_REGNUM, regs + (4 * 4));
-}
+ if (regno == SR_REGNUM || regno == -1)
+ regcache_raw_supply (current_regcache, SR_REGNUM, regs + (1 * 4));
-void
-sh_nbsd_supply_register (char *regs, int regno)
-{
- if (regno == -1)
- sh_nbsd_supply_registers (regs);
-
- if (regno == PC_REGNUM)
- supply_register (PC_REGNUM, regs + (0 * 4));
- else if (regno == SR_REGNUM)
- supply_register (SR_REGNUM, regs + (1 * 4));
- else if (regno == PR_REGNUM)
- supply_register (PR_REGNUM, regs + (2 * 4));
- else if (regno == MACH_REGNUM)
- supply_register (MACH_REGNUM, regs + (3 * 4));
- else if (regno == MACL_REGNUM)
- supply_register (MACL_REGNUM, regs + (4 * 4));
- else if (regno >= R0_REGNUM && regno <= (R0_REGNUM + 15))
- supply_register (regno, regs + regmap[regno - R0_REGNUM]);
-}
+ if (regno == PR_REGNUM || regno == -1)
+ regcache_raw_supply (current_regcache, PR_REGNUM, regs + (2 * 4));
-void
-sh_nbsd_fill_registers (char *regs)
-{
- int regno;
+ if (regno == MACH_REGNUM || regno == -1)
+ regcache_raw_supply (current_regcache, MACH_REGNUM, regs + (3 * 4));
- for (regno = R0_REGNUM; regno <= (R0_REGNUM + 15); regno++)
- regcache_collect (regno, regs + regmap[regno - R0_REGNUM]);
+ if (regno == MACL_REGNUM || regno == -1)
+ regcache_raw_supply (current_regcache, MACL_REGNUM, regs + (4 * 4));
- regcache_collect (PC_REGNUM, regs + (0 * 4));
- regcache_collect (SR_REGNUM, regs + (1 * 4));
- regcache_collect (PR_REGNUM, regs + (2 * 4));
- regcache_collect (MACH_REGNUM, regs + (3 * 4));
- regcache_collect (MACL_REGNUM, regs + (4 * 4));
+ if ((regno >= R0_REGNUM && regno <= (R0_REGNUM + 15)) || regno == -1)
+ {
+ for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
+ if (regno == i || regno == -1)
+ regcache_raw_supply (current_regcache, i,
+ regs + regmap[i - R0_REGNUM]);
+ }
}
void
-sh_nbsd_fill_register (char *regs, int regno)
+shnbsd_fill_reg (char *regs, int regno)
{
- if (regno == -1)
- sh_nbsd_fill_registers (regs);
-
- if (regno == PC_REGNUM)
- regcache_collect (PC_REGNUM, regs + (0 * 4));
- else if (regno == SR_REGNUM)
- regcache_collect (SR_REGNUM, regs + (1 * 4));
- else if (regno == PR_REGNUM)
- regcache_collect (PR_REGNUM, regs + (2 * 4));
- else if (regno == MACH_REGNUM)
- regcache_collect (MACH_REGNUM, regs + (3 * 4));
- else if (regno == MACL_REGNUM)
- regcache_collect (MACL_REGNUM, regs + (4 * 4));
- else if (regno >= R0_REGNUM && regno <= (R0_REGNUM + 15))
- regcache_collect (regno, regs + regmap[regno - R0_REGNUM]);
-}
+ int i;
-/* Fetch (and possibly build) an appropriate link_map_offsets
- structure for NetBSD/sh targets using the struct offsets
- defined in <link.h> (but without actual reference to that file).
+ if (regno == PC_REGNUM || regno == -1)
+ regcache_raw_collect (current_regcache, PC_REGNUM, regs + (0 * 4));
- This makes it possible to access NetBSD/sh shared libraries
- from a GDB that was not built on a NetBSD/sh host (for cross
- debugging). */
+ if (regno == SR_REGNUM || regno == -1)
+ regcache_raw_collect (current_regcache, SR_REGNUM, regs + (1 * 4));
-static struct link_map_offsets *
-sh_nbsd_solib_svr4_fetch_link_map_offsets (void)
-{
- static struct link_map_offsets lmo;
- static struct link_map_offsets *lmp = NULL;
-
- if (lmp == NULL)
- {
- lmp = &lmo;
-
- lmo.r_debug_size = 16;
-
- lmo.r_map_offset = 4;
- lmo.r_map_size = 4;
+ if (regno == PR_REGNUM || regno == -1)
+ regcache_raw_collect (current_regcache, PR_REGNUM, regs + (2 * 4));
- lmo.link_map_size = 20;
+ if (regno == MACH_REGNUM || regno == -1)
+ regcache_raw_collect (current_regcache, MACH_REGNUM, regs + (3 * 4));
- lmo.l_addr_offset = 0;
- lmo.l_addr_size = 4;
+ if (regno == MACL_REGNUM || regno == -1)
+ regcache_raw_collect (current_regcache, MACL_REGNUM, regs + (4 * 4));
- lmo.l_name_offset = 4;
- lmo.l_name_size = 4;
-
- lmo.l_next_offset = 12;
- lmo.l_next_size = 4;
-
- lmo.l_prev_offset = 16;
- lmo.l_prev_size = 4;
+ if ((regno >= R0_REGNUM && regno <= (R0_REGNUM + 15)) || regno == -1)
+ {
+ for (i = R0_REGNUM; i <= (R0_REGNUM + 15); i++)
+ if (regno == i || regno == -1)
+ regcache_raw_collect (current_regcache, i,
+ regs + regmap[i - R0_REGNUM]);
}
-
- return lmp;
}
static void
if (core_reg_size < SIZEOF_STRUCT_REG)
{
- warning ("Wrong size register set in core file.");
+ warning (_("Wrong size register set in core file."));
return;
}
/* Integer registers. */
- sh_nbsd_supply_registers (core_reg_sect);
+ shnbsd_supply_reg (core_reg_sect, -1);
}
static void
{
case 0: /* Integer registers. */
if (core_reg_size != SIZEOF_STRUCT_REG)
- warning ("Wrong size register set in core file.");
+ warning (_("Wrong size register set in core file."));
else
- sh_nbsd_supply_registers (core_reg_sect);
+ shnbsd_supply_reg (core_reg_sect, -1);
break;
default:
}
}
-static struct core_fns sh_nbsd_core_fns =
+static struct core_fns shnbsd_core_fns =
{
bfd_target_unknown_flavour, /* core_flavour */
default_check_format, /* check_format */
NULL /* next */
};
-static struct core_fns sh_nbsd_elfcore_fns =
+static struct core_fns shnbsd_elfcore_fns =
{
bfd_target_elf_flavour, /* core_flavour */
default_check_format, /* check_format */
};
static void
-sh_nbsd_init_abi (struct gdbarch_info info,
+shnbsd_init_abi (struct gdbarch_info info,
struct gdbarch *gdbarch)
{
set_solib_svr4_fetch_link_map_offsets (gdbarch,
- sh_nbsd_solib_svr4_fetch_link_map_offsets);
+ nbsd_ilp32_solib_svr4_fetch_link_map_offsets);
}
void
-_initialize_sh_nbsd_tdep (void)
+_initialize_shnbsd_tdep (void)
{
- add_core_fns (&sh_nbsd_core_fns);
- add_core_fns (&sh_nbsd_elfcore_fns);
+ deprecated_add_core_fns (&shnbsd_core_fns);
+ deprecated_add_core_fns (&shnbsd_elfcore_fns);
- sh_gdbarch_register_os_abi (SH_OSABI_NETBSD_ELF, sh_nbsd_init_abi);
+ gdbarch_register_osabi (bfd_arch_sh, 0, GDB_OSABI_NETBSD_ELF,
+ shnbsd_init_abi);
}