objfile's minimal symbol table. See if it is the best one
overall. */
- if ((best_symbol == NULL) ||
- (SYMBOL_VALUE_ADDRESS (best_symbol) <
- SYMBOL_VALUE_ADDRESS (&msymbol[hi])))
+ /* Skip any absolute symbols. This is apparently what adb
+ and dbx do, and is needed for the CM-5. There are two
+ known possible problems: (1) on ELF, apparently end, edata,
+ etc. are absolute. Not sure ignoring them here is a big
+ deal, but if we want to use them, the fix would go in
+ elfread.c. (2) I think shared library entry points on the
+ NeXT are absolute. If we want special handling for this
+ it probably should be triggered by a special
+ mst_abs_or_lib or some such. */
+ while (hi >= 0
+ && msymbol[hi].type == mst_abs)
+ --hi;
+
+ if (hi >= 0
+ && ((best_symbol == NULL) ||
+ (SYMBOL_VALUE_ADDRESS (best_symbol) <
+ SYMBOL_VALUE_ADDRESS (&msymbol[hi]))))
{
best_symbol = &msymbol[hi];
}
}
void
-prim_record_minimal_symbol (name, address, ms_type)
+prim_record_minimal_symbol (name, address, ms_type, objfile)
const char *name;
CORE_ADDR address;
enum minimal_symbol_type ms_type;
+ struct objfile *objfile;
{
- register struct msym_bunch *new;
- register struct minimal_symbol *msymbol;
-
- if (msym_bunch_index == BUNCH_SIZE)
- {
- new = (struct msym_bunch *) xmalloc (sizeof (struct msym_bunch));
- msym_bunch_index = 0;
- new -> next = msym_bunch;
- msym_bunch = new;
- }
- msymbol = &msym_bunch -> contents[msym_bunch_index];
- SYMBOL_NAME (msymbol) = (char *) name;
- SYMBOL_INIT_LANGUAGE_SPECIFIC (msymbol, language_unknown);
- SYMBOL_VALUE_ADDRESS (msymbol) = address;
- SYMBOL_SECTION (msymbol) = -1;
- MSYMBOL_TYPE (msymbol) = ms_type;
- /* FIXME: This info, if it remains, needs its own field. */
- MSYMBOL_INFO (msymbol) = NULL; /* FIXME! */
- msym_bunch_index++;
- msym_count++;
+ prim_record_minimal_symbol_and_info (name, address, ms_type,
+ NULL, -1, objfile);
}
-/* FIXME: Why don't we just combine this function with the one above
- and pass it a NULL info pointer value if info is not needed? */
-
void
-prim_record_minimal_symbol_and_info (name, address, ms_type, info, section)
+prim_record_minimal_symbol_and_info (name, address, ms_type, info, section,
+ objfile)
const char *name;
CORE_ADDR address;
enum minimal_symbol_type ms_type;
char *info;
int section;
+ struct objfile *objfile;
{
register struct msym_bunch *new;
register struct minimal_symbol *msymbol;
+ if (ms_type == mst_file_text)
+ {
+ /* Don't put gcc_compiled, __gnu_compiled_cplus, and friends into
+ the minimal symbols, because if there is also another symbol
+ at the same address (e.g. the first function of the file),
+ lookup_minimal_symbol_by_pc would have no way of getting the
+ right one. */
+ if (name[0] == 'g'
+ && (strcmp (name, GCC_COMPILED_FLAG_SYMBOL) == 0
+ || strcmp (name, GCC2_COMPILED_FLAG_SYMBOL) == 0))
+ return;
+
+ {
+ const char *tempstring = name;
+ if (tempstring[0] == bfd_get_symbol_leading_char (objfile->obfd))
+ ++tempstring;
+ if (STREQN (tempstring, "__gnu_compiled", 14))
+ return;
+ }
+ }
+
if (msym_bunch_index == BUNCH_SIZE)
{
new = (struct msym_bunch *) xmalloc (sizeof (struct msym_bunch));