/* Handle TIC6X (DSBT) shared libraries for GDB, the GNU Debugger.
- Copyright (C) 2010-2013 Free Software Foundation, Inc.
+ Copyright (C) 2010-2016 Free Software Foundation, Inc.
This file is part of GDB.
#include "defs.h"
-#include "gdb_string.h"
#include "inferior.h"
#include "gdbcore.h"
#include "solib.h"
#include "command.h"
#include "gdbcmd.h"
#include "elf-bfd.h"
-#include "exceptions.h"
#include "gdb_bfd.h"
#define GOT_MODULE_OFFSET 4
/* Link map address for main module. */
CORE_ADDR main_lm_addr;
- int enable_break2_done;
-
CORE_ADDR interp_text_sect_low;
CORE_ADDR interp_text_sect_high;
CORE_ADDR interp_plt_sect_low;
static void
dsbt_pspace_data_cleanup (struct program_space *pspace, void *arg)
{
- struct dsbt_info *info;
-
- info = program_space_data (pspace, solib_dsbt_pspace_data);
- xfree (info);
+ xfree (arg);
}
/* Get the current dsbt data. If none is found yet, add it now. This
{
struct dsbt_info *info;
- info = program_space_data (current_program_space, solib_dsbt_pspace_data);
+ info = (struct dsbt_info *) program_space_data (current_program_space,
+ solib_dsbt_pspace_data);
if (info != NULL)
return info;
- info = XZALLOC (struct dsbt_info);
+ info = XCNEW (struct dsbt_info);
set_program_space_data (current_program_space, solib_dsbt_pspace_data, info);
- info->enable_break2_done = 0;
info->lm_base_cache = 0;
info->main_lm_addr = 0;
external loadsegs. I.e, allocate the internal loadsegs. */
int_ldmbuf_size = (sizeof (struct int_elf32_dsbt_loadmap)
+ (nsegs - 1) * sizeof (struct int_elf32_dsbt_loadseg));
- int_ldmbuf = xmalloc (int_ldmbuf_size);
+ int_ldmbuf = (struct int_elf32_dsbt_loadmap *) xmalloc (int_ldmbuf_size);
/* Place extracted information in internal structs. */
int_ldmbuf->version = version;
/* Allocate space for the complete (external) loadmap. */
ext_ldmbuf_size = sizeof (struct ext_elf32_dsbt_loadmap)
+ (nsegs - 1) * sizeof (struct ext_elf32_dsbt_loadseg);
- ext_ldmbuf = xmalloc (ext_ldmbuf_size);
+ ext_ldmbuf = (struct ext_elf32_dsbt_loadmap *) xmalloc (ext_ldmbuf_size);
/* Copy over the portion of the loadmap that's already been read. */
memcpy (ext_ldmbuf, &ext_ldmbuf_partial, sizeof ext_ldmbuf_partial);
external loadsegs. I.e, allocate the internal loadsegs. */
int_ldmbuf_size = sizeof (struct int_elf32_dsbt_loadmap)
+ (nsegs - 1) * sizeof (struct int_elf32_dsbt_loadseg);
- int_ldmbuf = xmalloc (int_ldmbuf_size);
+ int_ldmbuf = (struct int_elf32_dsbt_loadmap *) xmalloc (int_ldmbuf_size);
/* Place extracted information in internal structs. */
int_ldmbuf->version = version;
/* Read in .dynamic from the BFD. We will get the actual value
from memory later. */
sect_size = bfd_section_size (abfd, sect);
- buf = bufstart = alloca (sect_size);
+ buf = bufstart = (gdb_byte *) alloca (sect_size);
if (!bfd_get_section_contents (abfd, sect,
buf, 0, sect_size))
return 0;
lm_base (void)
{
enum bfd_endian byte_order = gdbarch_byte_order (target_gdbarch ());
- struct minimal_symbol *got_sym;
+ struct bound_minimal_symbol got_sym;
CORE_ADDR addr;
gdb_byte buf[TIC6X_PTR_SIZE];
struct dsbt_info *info = get_dsbt_info ();
got_sym = lookup_minimal_symbol ("_GLOBAL_OFFSET_TABLE_", NULL,
symfile_objfile);
- if (got_sym != 0)
+ if (got_sym.minsym != 0)
{
- addr = SYMBOL_VALUE_ADDRESS (got_sym);
+ addr = BMSYMBOL_VALUE_ADDRESS (got_sym);
if (solib_dsbt_debug)
fprintf_unfiltered (gdb_stdlog,
"lm_base: get addr %x by _GLOBAL_OFFSET_TABLE_.\n",
break;
}
- sop = xcalloc (1, sizeof (struct so_list));
- sop->lm_info = xcalloc (1, sizeof (struct lm_info));
+ sop = XCNEW (struct so_list);
+ sop->lm_info = XCNEW (struct lm_info);
sop->lm_info->map = loadmap;
/* Fetch the name. */
addr = extract_unsigned_integer (lm_buf.l_name,
return ((pc >= info->interp_text_sect_low && pc < info->interp_text_sect_high)
|| (pc >= info->interp_plt_sect_low && pc < info->interp_plt_sect_high)
- || in_plt_section (pc, NULL));
+ || in_plt_section (pc));
}
/* Print a warning about being unable to set the dynamic linker
/* Helper function for gdb_bfd_lookup_symbol. */
static int
-cmp_name (asymbol *sym, void *data)
+cmp_name (const asymbol *sym, const void *data)
{
return (strcmp (sym->name, (const char *) data) == 0);
}
info = get_dsbt_info ();
- if (info->enable_break2_done)
- return 1;
-
info->interp_text_sect_low = 0;
info->interp_text_sect_high = 0;
info->interp_plt_sect_low = 0;
CORE_ADDR addr;
gdb_byte addr_buf[TIC6X_PTR_SIZE];
struct int_elf32_dsbt_loadmap *ldm;
- volatile struct gdb_exception ex;
int ret;
/* Read the contents of the .interp section into a local buffer;
the contents specify the dynamic linker this program uses. */
interp_sect_size = bfd_section_size (exec_bfd, interp_sect);
- buf = alloca (interp_sect_size);
+ buf = (char *) alloca (interp_sect_size);
bfd_get_section_contents (exec_bfd, interp_sect,
buf, 0, interp_sect_size);
loaded so that we can load its symbols and place a breakpoint
in the dynamic linker itself. */
- TRY_CATCH (ex, RETURN_MASK_ALL)
+ TRY
{
tmp_bfd = solib_bfd_open (buf);
}
+ CATCH (ex, RETURN_MASK_ALL)
+ {
+ }
+ END_CATCH
+
if (tmp_bfd == NULL)
{
enable_break_failure_warning ();
/* Now (finally!) create the solib breakpoint. */
create_solib_event_breakpoint (target_gdbarch (), addr);
- info->enable_break2_done = 1;
ret = 1;
}
else
ldm = info->exec_loadmap;
xfree (info->main_executable_lm_info);
- info->main_executable_lm_info = xcalloc (1, sizeof (struct lm_info));
+ info->main_executable_lm_info = XCNEW (struct lm_info);
info->main_executable_lm_info->map = ldm;
- new_offsets = xcalloc (symfile_objfile->num_sections,
- sizeof (struct section_offsets));
+ new_offsets = XCNEWVEC (struct section_offsets,
+ symfile_objfile->num_sections);
old_chain = make_cleanup (xfree, new_offsets);
changed = 0;
struct dsbt_info *info = get_dsbt_info ();
info->lm_base_cache = 0;
- info->enable_break2_done = 0;
info->main_lm_addr = 0;
if (info->main_executable_lm_info != 0)
{
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