CORE_ADDR textaddr; /* Addr of .text section. */
unsigned int textsize; /* Size of .text section. */
- struct stab_section_list *stabsects; /* .stab sections. */
+ std::vector<asection *> *stabsects; /* .stab sections. */
asection *stabstrsect; /* Section pointer for .stab section. */
char *stabstrdata;
};
#define INITIAL_TYPE_VECTOR_LENGTH 160
+static char *linetab = NULL;
+static long linetab_offset;
+static unsigned long linetab_size;
+
+static char *stringtab = NULL;
+
extern void stabsread_clear_cache (void);
static struct type *coff_read_struct_type (int, int, int,
static void enter_linenos (long, int, int, struct objfile *);
-static void free_linetab (void);
-
-static void free_linetab_cleanup (void *ignore);
-
-static int init_lineno (bfd *, long, int);
+static int init_lineno (bfd *, long, int, gdb::unique_xmalloc_ptr<char> *);
static char *getsymname (struct internal_syment *);
static const char *coff_getfilename (union internal_auxent *);
-static void free_stringtab (void);
-
-static void free_stringtab_cleanup (void *ignore);
-
-static int init_stringtab (bfd *, long);
+static int init_stringtab (bfd *, long, gdb::unique_xmalloc_ptr<char> *);
static void read_one_sym (struct coff_symbol *,
struct internal_syment *,
if (!isdigit (*s))
break;
if (*s == '\0')
- {
- struct stab_section_list *n, **pn;
-
- n = XNEW (struct stab_section_list);
- n->section = sectp;
- n->next = NULL;
- for (pn = &csi->stabsects; *pn != NULL; pn = &(*pn)->next)
- ;
- *pn = n;
-
- /* This will be run after coffstab_build_psymtabs is called
- in coff_symfile_read, at which point we no longer need
- the information. */
- make_cleanup (xfree, n);
- }
+ csi->stabsects->push_back (sectp);
}
}
unsigned int num_symbols;
int symtab_offset;
int stringtab_offset;
- struct cleanup *back_to;
int stabstrsize;
info = (struct coff_symfile_info *) objfile_data (objfile,
coff_objfile_data_key);
symfile_bfd = abfd; /* Kludge for swap routines. */
+ std::vector<asection *> stabsects;
+ scoped_restore restore_stabsects
+ = make_scoped_restore (&info->stabsects, &stabsects);
+
/* WARNING WILL ROBINSON! ACCESSING BFD-PRIVATE DATA HERE! FIXME! */
num_symbols = bfd_get_symcount (abfd); /* How many syms */
symtab_offset = cdata->sym_filepos; /* Symbol table file offset */
/* Allocate space for raw symbol and aux entries, based on their
space requirements as reported by BFD. */
- temp_sym = (char *) xmalloc
- (cdata->local_symesz + cdata->local_auxesz);
+ gdb::def_vector<char> temp_storage (cdata->local_symesz
+ + cdata->local_auxesz);
+ temp_sym = temp_storage.data ();
temp_aux = temp_sym + cdata->local_symesz;
- back_to = make_cleanup (free_current_contents, &temp_sym);
/* We need to know whether this is a PE file, because in PE files,
unlike standard COFF files, symbol values are stored as offsets
can avoid spurious error messages (and maybe run a little
faster!) by not even reading the line number table unless we have
symbols. */
+ scoped_restore restore_linetab = make_scoped_restore (&linetab);
+ gdb::unique_xmalloc_ptr<char> linetab_storage;
if (num_symbols > 0)
{
/* Read the line number table, all at once. */
bfd_map_over_sections (abfd, find_linenos, (void *) info);
- make_cleanup (free_linetab_cleanup, 0 /*ignore*/);
val = init_lineno (abfd, info->min_lineno_offset,
- info->max_lineno_offset - info->min_lineno_offset);
+ info->max_lineno_offset - info->min_lineno_offset,
+ &linetab_storage);
if (val < 0)
error (_("\"%s\": error reading line numbers."), filename);
}
/* Now read the string table, all at once. */
- make_cleanup (free_stringtab_cleanup, 0 /*ignore*/);
- val = init_stringtab (abfd, stringtab_offset);
+ scoped_restore restore_stringtab = make_scoped_restore (&stringtab);
+ gdb::unique_xmalloc_ptr<char> stringtab_storage;
+ val = init_stringtab (abfd, stringtab_offset, &stringtab_storage);
if (val < 0)
error (_("\"%s\": can't get string table"), filename);
if (!(objfile->flags & OBJF_READNEVER))
bfd_map_over_sections (abfd, coff_locate_sections, (void *) info);
- if (info->stabsects)
+ if (!info->stabsects->empty())
{
if (!info->stabstrsect)
{
coffstab_build_psymtabs (objfile,
info->textaddr, info->textsize,
- info->stabsects,
+ *info->stabsects,
info->stabstrsect->filepos, stabstrsize);
}
if (dwarf2_has_info (objfile, NULL))
symfile_flags, objfile);
}
}
-
- do_cleanups (back_to);
}
static void
\f
/* Support for string table handling. */
-static char *stringtab = NULL;
-
static int
-init_stringtab (bfd *abfd, long offset)
+init_stringtab (bfd *abfd, long offset, gdb::unique_xmalloc_ptr<char> *storage)
{
long length;
int val;
unsigned char lengthbuf[4];
- free_stringtab ();
-
/* If the file is stripped, the offset might be zero, indicating no
string table. Just return with `stringtab' set to null. */
if (offset == 0)
if (val != sizeof lengthbuf || length < sizeof lengthbuf)
return 0;
- stringtab = (char *) xmalloc (length);
+ storage->reset ((char *) xmalloc (length));
+ stringtab = storage->get ();
/* This is in target format (probably not very useful, and not
currently used), not host format. */
memcpy (stringtab, lengthbuf, sizeof lengthbuf);
return 0;
}
-static void
-free_stringtab (void)
-{
- if (stringtab)
- xfree (stringtab);
- stringtab = NULL;
-}
-
-static void
-free_stringtab_cleanup (void *ignore)
-{
- free_stringtab ();
-}
-
static char *
getsymname (struct internal_syment *symbol_entry)
{
\f
/* Support for line number handling. */
-static char *linetab = NULL;
-static long linetab_offset;
-static unsigned long linetab_size;
-
/* Read in all the line numbers for fast lookups later. Leave them in
external (unswapped) format in memory; we'll swap them as we enter
them into GDB's data structures. */
static int
-init_lineno (bfd *abfd, long offset, int size)
+init_lineno (bfd *abfd, long offset, int size,
+ gdb::unique_xmalloc_ptr<char> *storage)
{
int val;
linetab_offset = offset;
linetab_size = size;
- free_linetab ();
-
if (size == 0)
return 0;
return -1;
/* Allocate the desired table, plus a sentinel. */
- linetab = (char *) xmalloc (size + local_linesz);
+ storage->reset ((char *) xmalloc (size + local_linesz));
+ linetab = storage->get ();
- val = bfd_bread (linetab, size, abfd);
+ val = bfd_bread (storage->get (), size, abfd);
if (val != size)
return -1;
return 0;
}
-static void
-free_linetab (void)
-{
- if (linetab)
- xfree (linetab);
- linetab = NULL;
-}
-
-static void
-free_linetab_cleanup (void *ignore)
-{
- free_linetab ();
-}
-
#if !defined (L_LNNO32)
#define L_LNNO32(lp) ((lp)->l_lnno)
#endif
/* These variables are used to control fill_symbuf when the stabs
symbols are not contiguous (as may be the case when a COFF file is
linked using --split-by-reloc). */
-static struct stab_section_list *symbuf_sections;
+static const std::vector<asection *> *symbuf_sections;
+static size_t sect_idx;
static unsigned int symbuf_left;
static unsigned int symbuf_read;
{
if (symbuf_left <= 0)
{
- file_ptr filepos = symbuf_sections->section->filepos;
+ file_ptr filepos = (*symbuf_sections)[sect_idx]->filepos;
if (bfd_seek (sym_bfd, filepos, SEEK_SET) != 0)
perror_with_name (bfd_get_filename (sym_bfd));
- symbuf_left = bfd_section_size (sym_bfd, symbuf_sections->section);
+ symbuf_left = bfd_section_size (sym_bfd, (*symbuf_sections)[sect_idx]);
symbol_table_offset = filepos - symbuf_read;
- symbuf_sections = symbuf_sections->next;
+ ++sect_idx;
}
count = symbuf_left;
void
coffstab_build_psymtabs (struct objfile *objfile,
CORE_ADDR textaddr, unsigned int textsize,
- struct stab_section_list *stabsects,
+ const std::vector<asection *> &stabsects,
file_ptr stabstroffset, unsigned int stabstrsize)
{
int val;
/* In a coff file, we've already installed the minimal symbols that came
from the coff (non-stab) symbol table, so always act like an
incremental load here. */
- if (stabsects->next == NULL)
+ scoped_restore save_symbuf_sections
+ = make_scoped_restore (&symbuf_sections);
+ if (stabsects.size () == 1)
{
- stabsize = bfd_section_size (sym_bfd, stabsects->section);
+ stabsize = bfd_section_size (sym_bfd, stabsects[0]);
DBX_SYMCOUNT (objfile) = stabsize / DBX_SYMBOL_SIZE (objfile);
- DBX_SYMTAB_OFFSET (objfile) = stabsects->section->filepos;
+ DBX_SYMTAB_OFFSET (objfile) = stabsects[0]->filepos;
}
else
{
- struct stab_section_list *stabsect;
-
DBX_SYMCOUNT (objfile) = 0;
- for (stabsect = stabsects; stabsect != NULL; stabsect = stabsect->next)
+ for (asection *section : stabsects)
{
- stabsize = bfd_section_size (sym_bfd, stabsect->section);
+ stabsize = bfd_section_size (sym_bfd, section);
DBX_SYMCOUNT (objfile) += stabsize / DBX_SYMBOL_SIZE (objfile);
}
- DBX_SYMTAB_OFFSET (objfile) = stabsects->section->filepos;
+ DBX_SYMTAB_OFFSET (objfile) = stabsects[0]->filepos;
- symbuf_sections = stabsects->next;
- symbuf_left = bfd_section_size (sym_bfd, stabsects->section);
+ sect_idx = 1;
+ symbuf_sections = &stabsects;
+ symbuf_left = bfd_section_size (sym_bfd, stabsects[0]);
symbuf_read = 0;
}
projects / external / binutils.git / commitdiff