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authorJason Thorpe <thorpej@netbsd.org>2002-05-08 16:18:41 +0000
committerJason Thorpe <thorpej@netbsd.org>2002-05-08 16:18:41 +0000
commit4015edd13a181ea7133d2f849a49ae94fafe775f (patch)
tree2494ed7139232ac46676775b0437129076554b41 /gdb/sh-nbsd-tdep.c
parent0e2bd21956791f9a638251d3364c8fc4e4bdeb85 (diff)
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* sh-nbsd-nat.c: Rename to...
* shnbsd-nat.c: ...this. * sh-nbsd-tdep.c: Rename to... * shnbsd-tdep.c: ...this. * sh-nbsd-tdep.h: Rename to... * shnbsd-tdep.h: ...this. * config/sh/nbsd.mh: Use shnbsd-nat.o. * config/sh/nbsd.mt: Use shnbsd-tdep.o.
Diffstat (limited to 'gdb/sh-nbsd-tdep.c')
-rw-r--r--gdb/sh-nbsd-tdep.c235
1 files changed, 0 insertions, 235 deletions
diff --git a/gdb/sh-nbsd-tdep.c b/gdb/sh-nbsd-tdep.c
deleted file mode 100644
index 512162e..0000000
--- a/gdb/sh-nbsd-tdep.c
+++ /dev/null
@@ -1,235 +0,0 @@
-/* Target-dependent code for SuperH running NetBSD, for GDB.
- Copyright 2002 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 2 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, write to the Free Software
- Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA. */
-
-#include "defs.h"
-#include "gdbcore.h"
-#include "regcache.h"
-#include "value.h"
-#include "solib-svr4.h"
-
-#include "sh-nbsd-tdep.h"
-
-/* Convert an r0-r15 register number into an offset into a ptrace
- register structure. */
-static const int regmap[] =
-{
- (20 * 4), /* r0 */
- (19 * 4), /* r1 */
- (18 * 4), /* r2 */
- (17 * 4), /* r3 */
- (16 * 4), /* r4 */
- (15 * 4), /* r5 */
- (14 * 4), /* r6 */
- (13 * 4), /* r7 */
- (12 * 4), /* r8 */
- (11 * 4), /* r9 */
- (10 * 4), /* r10 */
- ( 9 * 4), /* r11 */
- ( 8 * 4), /* r12 */
- ( 7 * 4), /* r13 */
- ( 6 * 4), /* r14 */
- ( 5 * 4), /* r15 */
-};
-
-#define SIZEOF_STRUCT_REG (21 * 4)
-
-void
-sh_nbsd_supply_registers (char *regs)
-{
- int regno;
-
- for (regno = R0_REGNUM; regno <= (R0_REGNUM + 15); regno++)
- supply_register (regno, regs + regmap[regno - R0_REGNUM]);
-
- 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));
-}
-
-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]);
-}
-
-void
-sh_nbsd_fill_registers (char *regs)
-{
- int regno;
-
- for (regno = R0_REGNUM; regno <= (R0_REGNUM + 15); regno++)
- regcache_collect (regno, regs + regmap[regno - R0_REGNUM]);
-
- 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));
-}
-
-void
-sh_nbsd_fill_register (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]);
-}
-
-/* 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).
-
- 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). */
-
-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;
-
- lmo.link_map_size = 20;
-
- lmo.l_addr_offset = 0;
- lmo.l_addr_size = 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;
- }
-
- return lmp;
-}
-
-static void
-fetch_core_registers (char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR ignore)
-{
- /* We get everything from the .reg section. */
- if (which != 0)
- return;
-
- if (core_reg_size < SIZEOF_STRUCT_REG)
- {
- warning ("Wrong size register set in core file.");
- return;
- }
-
- /* Integer registers. */
- sh_nbsd_supply_registers (core_reg_sect);
-}
-
-static void
-fetch_elfcore_registers (char *core_reg_sect, unsigned core_reg_size,
- int which, CORE_ADDR ignore)
-{
- switch (which)
- {
- case 0: /* Integer registers. */
- if (core_reg_size != SIZEOF_STRUCT_REG)
- warning ("Wrong size register set in core file.");
- else
- sh_nbsd_supply_registers (core_reg_sect);
- break;
-
- default:
- /* Don't know what kind of register request this is; just ignore it. */
- break;
- }
-}
-
-static struct core_fns sh_nbsd_core_fns =
-{
- bfd_target_unknown_flavour, /* core_flavour */
- default_check_format, /* check_format */
- default_core_sniffer, /* core_sniffer */
- fetch_core_registers, /* core_read_registers */
- NULL /* next */
-};
-
-static struct core_fns sh_nbsd_elfcore_fns =
-{
- bfd_target_elf_flavour, /* core_flavour */
- default_check_format, /* check_format */
- default_core_sniffer, /* core_sniffer */
- fetch_elfcore_registers, /* core_read_registers */
- NULL /* next */
-};
-
-static void
-sh_nbsd_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);
-}
-
-void
-_initialize_sh_nbsd_tdep (void)
-{
- add_core_fns (&sh_nbsd_core_fns);
- add_core_fns (&sh_nbsd_elfcore_fns);
-
- sh_gdbarch_register_os_abi (SH_OSABI_NETBSD_ELF, sh_nbsd_init_abi);
-}