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[/] [openrisc/] [trunk/] [gnu-old/] [gdb-7.1/] [gdb/] [amd64-dicos-tdep.c] - Diff between revs 227 and 816

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/* Target-dependent code for DICOS running on x86-64's, for GDB.
/* Target-dependent code for DICOS running on x86-64's, for GDB.
 
 
   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
   Copyright (C) 2009, 2010 Free Software Foundation, Inc.
 
 
   This file is part of GDB.
   This file is part of GDB.
 
 
   This program is free software; you can redistribute it and/or modify
   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
   it under the terms of the GNU General Public License as published by
   the Free Software Foundation; either version 3 of the License, or
   the Free Software Foundation; either version 3 of the License, or
   (at your option) any later version.
   (at your option) any later version.
 
 
   This program is distributed in the hope that it will be useful,
   This program is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   but WITHOUT ANY WARRANTY; without even the implied warranty of
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
   GNU General Public License for more details.
   GNU General Public License for more details.
 
 
   You should have received a copy of the GNU General Public License
   You should have received a copy of the GNU General Public License
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 
#include "defs.h"
#include "defs.h"
#include "osabi.h"
#include "osabi.h"
#include "gdb_string.h"
#include "gdb_string.h"
#include "amd64-tdep.h"
#include "amd64-tdep.h"
#include "dicos-tdep.h"
#include "dicos-tdep.h"
 
 
static CORE_ADDR
static CORE_ADDR
amd64_dicos_push_dummy_code (struct gdbarch *gdbarch,
amd64_dicos_push_dummy_code (struct gdbarch *gdbarch,
                             CORE_ADDR sp, CORE_ADDR funaddr,
                             CORE_ADDR sp, CORE_ADDR funaddr,
                             struct value **args, int nargs,
                             struct value **args, int nargs,
                             struct type *value_type,
                             struct type *value_type,
                             CORE_ADDR *real_pc, CORE_ADDR *bp_addr,
                             CORE_ADDR *real_pc, CORE_ADDR *bp_addr,
                             struct regcache *regcache)
                             struct regcache *regcache)
{
{
  int bplen;
  int bplen;
  CORE_ADDR bppc = sp;
  CORE_ADDR bppc = sp;
 
 
  gdbarch_breakpoint_from_pc (gdbarch, &bppc, &bplen);
  gdbarch_breakpoint_from_pc (gdbarch, &bppc, &bplen);
  *bp_addr = sp - bplen;
  *bp_addr = sp - bplen;
  *real_pc = funaddr;
  *real_pc = funaddr;
 
 
  return *bp_addr;
  return *bp_addr;
}
}
 
 
static void
static void
amd64_dicos_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
amd64_dicos_init_abi (struct gdbarch_info info, struct gdbarch *gdbarch)
{
{
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
  struct gdbarch_tdep *tdep = gdbarch_tdep (gdbarch);
 
 
  amd64_init_abi (info, gdbarch);
  amd64_init_abi (info, gdbarch);
 
 
  dicos_init_abi (gdbarch);
  dicos_init_abi (gdbarch);
 
 
  set_gdbarch_push_dummy_code (gdbarch, amd64_dicos_push_dummy_code);
  set_gdbarch_push_dummy_code (gdbarch, amd64_dicos_push_dummy_code);
}
}
 
 
static enum gdb_osabi
static enum gdb_osabi
amd64_dicos_osabi_sniffer (bfd *abfd)
amd64_dicos_osabi_sniffer (bfd *abfd)
{
{
  char *target_name = bfd_get_target (abfd);
  char *target_name = bfd_get_target (abfd);
 
 
  /* On amd64-DICOS, the Load Module's "header" section is 72
  /* On amd64-DICOS, the Load Module's "header" section is 72
     bytes.  */
     bytes.  */
  if (strcmp (target_name, "elf64-x86-64") == 0
  if (strcmp (target_name, "elf64-x86-64") == 0
      && dicos_load_module_p (abfd, 72))
      && dicos_load_module_p (abfd, 72))
    return GDB_OSABI_DICOS;
    return GDB_OSABI_DICOS;
 
 
  return GDB_OSABI_UNKNOWN;
  return GDB_OSABI_UNKNOWN;
}
}
 
 
/* Provide a prototype to silence -Wmissing-prototypes.  */
/* Provide a prototype to silence -Wmissing-prototypes.  */
void _initialize_amd64_dicos_tdep (void);
void _initialize_amd64_dicos_tdep (void);
 
 
void
void
_initialize_amd64_dicos_tdep (void)
_initialize_amd64_dicos_tdep (void)
{
{
  gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_elf_flavour,
  gdbarch_register_osabi_sniffer (bfd_arch_i386, bfd_target_elf_flavour,
                                  amd64_dicos_osabi_sniffer);
                                  amd64_dicos_osabi_sniffer);
 
 
  gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
  gdbarch_register_osabi (bfd_arch_i386, bfd_mach_x86_64,
                          GDB_OSABI_DICOS,
                          GDB_OSABI_DICOS,
                          amd64_dicos_init_abi);
                          amd64_dicos_init_abi);
}
}
 
 

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