/* nto-tdep.c - general QNX Neutrino target functionality.
- Copyright (C) 2003, 2004, 2007, 2008 Free Software Foundation, Inc.
+ Copyright (C) 2003, 2004, 2007, 2008, 2009 Free Software Foundation, Inc.
Contributed by QNX Software Systems Ltd.
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 "gdb_stat.h"
#include "gdb_string.h"
#include "nto-tdep.h"
#define PATH_FMT "%s/lib:%s/usr/lib:%s/usr/photon/lib:%s/usr/photon/dll:%s/lib/dll"
nto_root = nto_target ();
- if (strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name, "i386") == 0)
+ if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
{
arch = "x86";
endian = "";
}
- else if (strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name,
+ else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
"rs6000") == 0
- || strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name,
+ || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
"powerpc") == 0)
{
arch = "ppc";
}
else
{
- arch = gdbarch_bfd_arch_info (current_gdbarch)->arch_name;
- endian = gdbarch_byte_order (current_gdbarch)
+ arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
+ endian = gdbarch_byte_order (target_gdbarch)
== BFD_ENDIAN_BIG ? "be" : "le";
}
const char *arch;
nto_root = nto_target ();
- if (strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name, "i386") == 0)
+ if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name, "i386") == 0)
{
arch = "x86";
endian = "";
}
- else if (strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name,
+ else if (strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
"rs6000") == 0
- || strcmp (gdbarch_bfd_arch_info (current_gdbarch)->arch_name,
+ || strcmp (gdbarch_bfd_arch_info (target_gdbarch)->arch_name,
"powerpc") == 0)
{
arch = "ppc";
}
else
{
- arch = gdbarch_bfd_arch_info (current_gdbarch)->arch_name;
- endian = gdbarch_byte_order (current_gdbarch)
+ arch = gdbarch_bfd_arch_info (target_gdbarch)->arch_name;
+ endian = gdbarch_byte_order (target_gdbarch)
== BFD_ENDIAN_BIG ? "be" : "le";
}
}
char **
-nto_parse_redirection (char *pargv[], char **pin, char **pout, char **perr)
+nto_parse_redirection (char *pargv[], const char **pin, const char **pout,
+ const char **perr)
{
char **argv;
char *in, *out, *err, *p;
solib-svr4.c to support nto_relocate_section_addresses
which is different from the svr4 version. */
+/* Link map info to include in an allocated so_list entry */
+
struct lm_info
-{
- /* Pointer to copy of link map from inferior. The type is char *
- rather than void *, so that we may use byte offsets to find the
- various fields without the need for a cast. */
- char *lm;
-};
+ {
+ /* Pointer to copy of link map from inferior. The type is char *
+ rather than void *, so that we may use byte offsets to find the
+ various fields without the need for a cast. */
+ gdb_byte *lm;
+
+ /* Amount by which addresses in the binary should be relocated to
+ match the inferior. This could most often be taken directly
+ from lm, but when prelinking is involved and the prelink base
+ address changes, we may need a different offset, we want to
+ warn about the difference and compute it only once. */
+ CORE_ADDR l_addr;
+
+ /* The target location of lm. */
+ CORE_ADDR lm_addr;
+ };
+
static CORE_ADDR
LM_ADDR (struct so_list *so)
{
- struct link_map_offsets *lmo = nto_fetch_link_map_offsets ();
+ if (so->lm_info->l_addr == (CORE_ADDR)-1)
+ {
+ struct link_map_offsets *lmo = nto_fetch_link_map_offsets ();
+ struct type *ptr_type = builtin_type (target_gdbarch)->builtin_data_ptr;
- return extract_typed_address (so->lm_info->lm + lmo->l_addr_offset,
- builtin_type_void_data_ptr);
+ so->lm_info->l_addr =
+ extract_typed_address (so->lm_info->lm + lmo->l_addr_offset, ptr_type);
+ }
+ return so->lm_info->l_addr;
}
static CORE_ADDR
nto_truncate_ptr (CORE_ADDR addr)
{
- if (gdbarch_ptr_bit (current_gdbarch) == sizeof (CORE_ADDR) * 8)
+ if (gdbarch_ptr_bit (target_gdbarch) == sizeof (CORE_ADDR) * 8)
/* We don't need to truncate anything, and the bit twiddling below
will fail due to overflow problems. */
return addr;
else
- return addr & (((CORE_ADDR) 1 << gdbarch_ptr_bit (current_gdbarch)) - 1);
+ return addr & (((CORE_ADDR) 1 << gdbarch_ptr_bit (target_gdbarch)) - 1);
}
Elf_Internal_Phdr *