/* Handle PA64 shared libraries for GDB, the GNU Debugger.
- Copyright 2004 Free Software Foundation, Inc.
+ Copyright (C) 2004, 2007 Free Software Foundation, Inc.
This file is part of GDB.
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.
+ Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ Boston, MA 02110-1301, USA.
HP in their infinite stupidity choose not to use standard ELF dynamic
linker interfaces. They also choose not to make their ELF dymamic
same functionality in all their libraries! */
#include "defs.h"
-#include <dlfcn.h>
-#include <elf.h>
-#include <elf_hp.h>
#include "symtab.h"
#include "bfd.h"
#include "symfile.h"
/* If we are building for a SOM-only target, then we don't need this. */
#ifndef PA_SOM_ONLY
+/* FIXME: kettenis/20041213: These includes should be eliminated. */
+#include <dlfcn.h>
+#include <elf.h>
+#include <elf_hp.h>
+
struct lm_info {
struct load_module_desc desc;
CORE_ADDR desc_addr;
pa64_relocate_section_addresses (struct so_list *so,
struct section_table *sec)
{
+ asection *asec = sec->the_bfd_section;
+ CORE_ADDR load_offset;
+
+ /* Relocate all the sections based on where they got loaded. */
+
+ load_offset = bfd_section_vma (so->abfd, asec) - asec->filepos;
+
+ if (asec->flags & SEC_CODE)
+ {
+ sec->addr += so->lm_info->desc.text_base - load_offset;
+ sec->endaddr += so->lm_info->desc.text_base - load_offset;
+ }
+ else if (asec->flags & SEC_DATA)
+ {
+ sec->addr += so->lm_info->desc.data_base - load_offset;
+ sec->endaddr += so->lm_info->desc.data_base - load_offset;
+ }
}
static void
if (!dld_cache.is_valid)
{
if (symfile_objfile == NULL)
- error ("No object file symbols.");
+ error (_("No object file symbols."));
dyninfo_sect = bfd_get_section_by_name (symfile_objfile->obfd,
".dynamic");
}
if (!read_dynamic_info (dyninfo_sect, &dld_cache))
- error ("Unable to read in .dynamic section information.");
+ error (_("Unable to read in .dynamic section information."));
}
/* Read the load map pointer. */
sizeof (dld_cache.load_map))
!= 0)
{
- error ("Error while reading in load map pointer.");
+ error (_("Error while reading in load map pointer."));
}
/* Read in the dld load module descriptor */
dld_cache.load_map)
== 0)
{
- error ("Error trying to get information about dynamic linker.");
+ error (_("Error trying to get information about dynamic linker."));
}
/* Indicate that we have loaded the dld descriptor. */
CORE_ADDR dyn_ptr;
char *pbuf;
- pbuf = alloca (TARGET_PTR_BIT / HOST_CHAR_BIT);
+ pbuf = alloca (gdbarch_ptr_bit (current_gdbarch) / HOST_CHAR_BIT);
dyn_tag = bfd_h_get_64 (symfile_objfile->obfd,
(bfd_byte*) &x_dynp->d_tag);
sizeof (dld_cache_p->dld_flags))
!= 0)
{
- error ("Error while reading in .dynamic section of the program.");
+ error (_("Error while reading in .dynamic section of the program."));
}
}
else if (dyn_tag == DT_HP_LOAD_MAP)
sizeof (dld_cache_p->load_map_addr))
!= 0)
{
- error ("Error while reading in .dynamic section of the program.");
+ error (_("Error while reading in .dynamic section of the program."));
}
}
else
/* Read in the .dynamic section. */
if (! read_dynamic_info (shlib_info, &dld_cache))
- error ("Unable to read the .dynamic section.");
+ error (_("Unable to read the .dynamic section."));
/* Turn on the flags we care about. */
dld_cache.dld_flags |= DT_HP_DEBUG_PRIVATE;
(char *) &dld_cache.dld_flags,
sizeof (dld_cache.dld_flags));
if (status != 0)
- error ("Unable to modify dynamic linker flags.");
+ error (_("Unable to modify dynamic linker flags."));
/* Now we have to create a shared library breakpoint in the dynamic
linker. This can be somewhat tricky since the symbol is inside
/* Make sure the dynamic linker's really a useful object. */
if (!bfd_check_format (tmp_bfd, bfd_object))
{
- warning ("Unable to grok dynamic linker %s as an object file", buf);
+ warning (_("Unable to grok dynamic linker %s as an object file"), buf);
bfd_close (tmp_bfd);
return;
}
/* If the libraries were not mapped private, warn the user. */
if ((dld_cache.dld_flags & DT_HP_DEBUG_PRIVATE) == 0)
- warning ("The shared libraries were not privately mapped; setting a\n"
+ warning (_("The shared libraries were not privately mapped; setting a\n"
"breakpoint in a shared library will not work until you rerun "
- "the program.\n");
+ "the program.\n"));
- for (dll_index = 1; ; dll_index++)
+ for (dll_index = -1; ; dll_index++)
{
struct load_module_desc dll_desc;
char *dll_path;
struct so_list *new;
struct cleanup *old_chain;
+ if (dll_index == 0)
+ continue;
+
/* Read in the load module descriptor. */
if (dlgetmodinfo (dll_index, &dll_desc, sizeof (dll_desc),
pa64_target_read_memory, 0, dld_cache.load_map)
pa64_target_read_memory,
0, dld_cache.load_map);
- if (dll_path == NULL)
- dll_path = "";
-
new = (struct so_list *) xmalloc (sizeof (struct so_list));
memset (new, 0, sizeof (struct so_list));
new->lm_info = (struct lm_info *) xmalloc (sizeof (struct lm_info));
&& ((so_list->lm_info->desc.text_base
+ so_list->lm_info->desc.text_size)
> addr))
- {
+ {
got_value = so_list->lm_info->desc.linkage_ptr;
- break;
+ break;
}
so_list = so_list->next;
}
/* Return the address of the handle of the shared library in which ADDR
- belongs. If ADDR isn't in any known shared library, return zero.
-
- This function is used in hppa_fix_call_dummy in hppa-tdep.c. */
+ belongs. If ADDR isn't in any known shared library, return zero. */
static CORE_ADDR
pa64_solib_get_solib_by_pc (CORE_ADDR addr)
return retval;
}
+/* pa64 libraries do not seem to set the section offsets in a standard (i.e.
+ SVr4) way; the text section offset stored in the file doesn't correspond
+ to the place where the library is actually loaded into memory. Instead,
+ we rely on the dll descriptor to tell us where things were loaded. */
+static CORE_ADDR
+pa64_solib_get_text_base (struct objfile *objfile)
+{
+ struct so_list *so;
+
+ for (so = master_so_list (); so; so = so->next)
+ if (so->objfile == objfile)
+ return so->lm_info->desc.text_base;
+
+ return 0;
+}
+
static struct target_so_ops pa64_so_ops;
extern initialize_file_ftype _initialize_pa64_solib; /* -Wmissing-prototypes */
tdep->solib_thread_start_addr = pa64_solib_thread_start_addr;
tdep->solib_get_got_by_pc = pa64_solib_get_got_by_pc;
tdep->solib_get_solib_by_pc = pa64_solib_get_solib_by_pc;
+ tdep->solib_get_text_base = pa64_solib_get_text_base;
}
#else /* PA_SOM_ONLY */
{
/* For a SOM-only target, there is no pa64 solib support. This is needed
for hppa-hpux-tdep.c to build. */
- error ("Cannot select pa64 solib support for this configuration.\n");
+ error (_("Cannot select pa64 solib support for this configuration."));
}
#endif