* configure.host: Add i[34567]86-*-openbsd[0-2].* and

[deliverable/binutils-gdb.git] / gdb / symfile.c

diff --git a/gdb/symfile.c b/gdb/symfile.c
index 30330afaabc6c6a53ef20821e5ef326213532b9d..f1a5ecf30e2a1b5c4146d4c447dd597892beb9d7 100644 (file)
--- a/gdb/symfile.c
+++ b/gdb/symfile.c
@@ -294,41 +294,6 @@ psymtab_to_symtab (struct partial_symtab *pst)
   return pst->symtab;
 }
 
-/* Initialize entry point information for this objfile. */
-
-void
-init_entry_point_info (struct objfile *objfile)
-{
-  /* Save startup file's range of PC addresses to help blockframe.c
-     decide where the bottom of the stack is.  */
-
-  if (bfd_get_file_flags (objfile->obfd) & EXEC_P)
-    {
-      /* Executable file -- record its entry point so we'll recognize
-         the startup file because it contains the entry point.  */
-      objfile->ei.entry_point = bfd_get_start_address (objfile->obfd);
-    }
-  else
-    {
-      /* Examination of non-executable.o files.  Short-circuit this stuff.  */
-      objfile->ei.entry_point = INVALID_ENTRY_POINT;
-    }
-  objfile->ei.deprecated_entry_file_lowpc = INVALID_ENTRY_LOWPC;
-  objfile->ei.deprecated_entry_file_highpc = INVALID_ENTRY_HIGHPC;
-  objfile->ei.entry_func_lowpc = INVALID_ENTRY_LOWPC;
-  objfile->ei.entry_func_highpc = INVALID_ENTRY_HIGHPC;
-  objfile->ei.main_func_lowpc = INVALID_ENTRY_LOWPC;
-  objfile->ei.main_func_highpc = INVALID_ENTRY_HIGHPC;
-}
-
-/* Get current entry point address.  */
-
-CORE_ADDR
-entry_point_address (void)
-{
-  return symfile_objfile ? symfile_objfile->ei.entry_point : 0;
-}
-
 /* Remember the lowest-addressed loadable section we've seen.  
    This function is called via bfd_map_over_sections. 
 
@@ -1286,7 +1251,7 @@ symfile_bfd_open (char *name)
       error ("\"%s\": can't open to read symbols: %s.", name,
             bfd_errmsg (bfd_get_error ()));
     }
-  sym_bfd->cacheable = 1;
+  bfd_set_cacheable (sym_bfd, 1);
 
   if (!bfd_check_format (sym_bfd, bfd_object))
     {
@@ -1912,7 +1877,6 @@ reread_symbols (void)
                  objfile->demangled_names_hash = NULL;
                }
              obstack_free (&objfile->objfile_obstack, 0);
-             obstack_free (&objfile->symbol_obstack, 0);
              objfile->sections = NULL;
              objfile->symtabs = NULL;
              objfile->psymtabs = NULL;
@@ -1934,14 +1898,13 @@ reread_symbols (void)
 
              /* We never make this a mapped file.  */
              objfile->md = NULL;
-             /* obstack_specify_allocation also initializes the obstack so
-                it is empty.  */
              objfile->psymbol_cache = bcache_xmalloc ();
              objfile->macro_cache = bcache_xmalloc ();
-             obstack_specify_allocation (&objfile->objfile_obstack, 0, 0,
-                                         xmalloc, xfree);
-             obstack_specify_allocation (&objfile->symbol_obstack, 0, 0,
-                                         xmalloc, xfree);
+             /* obstack_init also initializes the obstack so it is
+                empty.  We could use obstack_specify_allocation but
+                gdb_obstack.h specifies the alloc/dealloc
+                functions.  */
+             obstack_init (&objfile->objfile_obstack);
              if (build_objfile_section_table (objfile))
                {
                  error ("Can't find the file sections in `%s': %s",
@@ -2238,14 +2201,14 @@ allocate_symtab (char *filename, struct objfile *objfile)
   struct symtab *symtab;
 
   symtab = (struct symtab *)
-    obstack_alloc (&objfile->symbol_obstack, sizeof (struct symtab));
+    obstack_alloc (&objfile->objfile_obstack, sizeof (struct symtab));
   memset (symtab, 0, sizeof (*symtab));
   symtab->filename = obsavestring (filename, strlen (filename),
-                                  &objfile->symbol_obstack);
+                                  &objfile->objfile_obstack);
   symtab->fullname = NULL;
   symtab->language = deduce_language_from_filename (filename);
   symtab->debugformat = obsavestring ("unknown", 7,
-                                     &objfile->symbol_obstack);
+                                     &objfile->objfile_obstack);
 
   /* Hook it to the objfile it comes from */