/* corefile.c
- Copyright 2000 Free Software Foundation, Inc.
+ Copyright 2000, 2001 Free Software Foundation, Inc.
This file is part of GNU Binutils.
core_syms = (asymbol **) xmalloc (core_num_syms);
core_num_syms = bfd_canonicalize_symtab (core_bfd, core_syms);
-
+
if (core_num_syms < 0)
{
fprintf (stderr, "%s: %s: %s\n", whoami, a_out_name,
whoami, (unsigned long) core_text_sect->_raw_size);
done (1);
}
-
+
if (!bfd_get_section_contents (core_bfd, core_text_sect, core_text_space,
0, core_text_sect->_raw_size))
{
free (core_text_space);
core_text_space = 0;
}
-
+
if (!core_text_space)
fprintf (stderr, _("%s: can't do -c\n"), whoami);
}
}
/* Return class of symbol SYM. The returned class can be any of:
- 0 -> symbol is not interesting to us
- 'T' -> symbol is a global name
- 't' -> symbol is a local (static) name. */
+ 0 -> symbol is not interesting to us
+ 'T' -> symbol is a global name
+ 't' -> symbol is a local (static) name. */
static int
DEFUN (core_sym_class, (sym), asymbol * sym)
if (*name == '.' || *name == '$')
return 0;
}
-
+
/* On systems where the C compiler adds an underscore to all
names, static names without underscores seem usually to be
labels in hand written assembler in the library. We don't want
division). I don't know whether it has harmful side effects on
other systems. Perhaps it should be made configurable. */
sym_prefix = bfd_get_symbol_leading_char (core_bfd);
-
+
if ((sym_prefix && sym_prefix != sym->name[0])
/* GCC may add special symbols to help gdb figure out the file
- language. We want to ignore these, since sometimes they mask
+ language. We want to ignore these, since sometimes they mask
the real function. (dj@ctron) */
|| !strncmp (sym->name, "__gnu_compiled", 14)
|| !strncmp (sym->name, "___gnu_compiled", 15))
/* Pass 1 - determine upper bound on number of function names. */
symtab.len = 0;
-
+
for (i = 0; i < core_num_syms; ++i)
{
if (!core_sym_class (core_syms[i]))
continue;
/* This should be replaced with a binary search or hashed
- search. Gross.
+ search. Gross.
Don't create a symtab entry for a function that has
a mapping to a file, unless it's the first function
if (!strcmp (core_syms[i]->name, symbol_map[j].function_name))
{
if (j > 0 && ! strcmp (symbol_map [j].file_name,
- symbol_map [j - 1].file_name))
+ symbol_map [j - 1].file_name))
skip = 1;
break;
}
-
+
if (!skip)
- ++symtab.len;
+ ++symtab.len;
}
if (symtab.len == 0)
/* Pass 2 - create symbols. */
symtab.limit = symtab.base;
-
+
for (i = 0; i < core_num_syms; ++i)
{
class = core_sym_class (core_syms[i]);
-
+
if (!class)
{
DBG (AOUTDEBUG,
core_syms[i]->name));
continue;
}
-
+
/* This should be replaced with a binary search or hashed
search. Gross. */
skip = 0;
found = 0;
-
+
for (j = 0; j < symbol_map_count; j++)
if (!strcmp (core_syms[i]->name, symbol_map[j].function_name))
{
if (j > 0 && ! strcmp (symbol_map [j].file_name,
- symbol_map [j - 1].file_name))
+ symbol_map [j - 1].file_name))
skip = 1;
else
found = j;
/* Symbol offsets are always section-relative. */
symtab.limit->addr = core_syms[i]->value + core_syms[i]->section->vma;
-
+
if (symbol_map_count
&& !strcmp (core_syms[i]->name, symbol_map[found].function_name))
{
/* Lookup filename and line number, if we can. */
{
const char *filename, *func_name;
-
+
if (get_src_info (symtab.limit->addr, &filename, &func_name,
&symtab.limit->line_num))
{
symtab.limit->file = source_file_lookup_path (filename);
/* FIXME: Checking __osf__ here does not work with a cross
- gprof. */
+ gprof. */
#ifdef __osf__
/* Suppress symbols that are not function names. This is
useful to suppress code-labels and aliases.
-
+
This is known to be useful under DEC's OSF/1. Under SunOS 4.x,
labels do not appear in the symbol table info, so this isn't
necessary. */
symtab.limit->is_func = TRUE;
symtab.limit->is_bb_head = TRUE;
-
+
if (class == 't')
symtab.limit->is_static = TRUE;
max_vma = MAX (symtab.limit->addr, max_vma);
/* If we see "main" without an initial '_', we assume names
- are *not* prefixed by '_'. */
+ are *not* prefixed by '_'. */
if (symtab.limit->name[0] == 'm' && discard_underscores
&& strcmp (symtab.limit->name, "main") == 0)
discard_underscores = 0;
const char *filename;
int prev_line_num;
Sym_Table ltab;
-
+
/* Create symbols for functions as usual. This is necessary in
cases where parts of a program were not compiled with -g. For
those parts we still want to get info at the function level. */
text-space addresses (one by one!) and get the debugging
info for each address. When the debugging info changes,
it is time to create a new symbol.
-
+
Of course, this is rather slow and it would be better if
bfd would provide an iterator for enumerating all line infos. */
prev_name_len = PATH_MAX;
prev_filename = xmalloc (prev_filename_len);
ltab.len = 0;
prev_line_num = 0;
-
+
for (offset = 0; offset < core_text_sect->_raw_size; offset += min_insn_size)
{
int len;
vma = core_text_sect->vma + offset;
-
+
if (!get_src_info (vma, &filename, &dummy.name, &dummy.line_num)
|| (prev_line_num == dummy.line_num
&& prev_name != NULL
free (prev_name);
prev_name = xmalloc (prev_name_len);
}
-
+
strcpy (prev_name, dummy.name);
len = strlen (filename);
-
+
if (len >= prev_filename_len)
{
prev_filename_len = len + 1024;
free (prev_filename);
prev_filename = xmalloc (prev_filename_len);
}
-
+
strcpy (prev_filename, filename);
min_vma = MIN (vma, min_vma);
distinction as well, but the current fix works and the code is a
lot cleaner now. */
prev = 0;
-
+
for (offset = 0; offset < core_text_sect->_raw_size; offset += min_insn_size)
{
sym_init (ltab.limit);
-
+
if (!get_src_info (core_text_sect->vma + offset, &filename,
<ab.limit->name, <ab.limit->line_num)
|| (prev && prev->line_num == ltab.limit->line_num
ltab.limit->addr = core_text_sect->vma + offset;
/* Set is_static based on the enclosing function, using either:
- 1) the previous symbol, if it's from the same function, or
- 2) a symtab lookup. */
+ 1) the previous symbol, if it's from the same function, or
+ 2) a symtab lookup. */
if (prev && ltab.limit->file == prev->file &&
strcmp (ltab.limit->name, prev->name) == 0)
{
prev = ltab.limit;
/* If we see "main" without an initial '_', we assume names
- are *not* prefixed by '_'. */
+ are *not* prefixed by '_'. */
if (ltab.limit->name[0] == 'm' && discard_underscores
&& strcmp (ltab.limit->name, "main") == 0)
discard_underscores = 0;
/* Update sentinels. */
sentinel = sym_lookup (&symtab, 0);
-
+
if (strcmp (sentinel->name, "<locore>") == 0
&& min_vma <= sentinel->end_addr)
sentinel->end_addr = min_vma - 1;
sentinel = sym_lookup (&symtab, ~0);
-
+
if (strcmp (sentinel->name, "<hicore>") == 0 && max_vma >= sentinel->addr)
sentinel->addr = max_vma + 1;
projects / deliverable / binutils-gdb.git / blobdiff