* cofflink.c (_bfd_coff_link_input_bfd): Correct setting of
authorIan Lance Taylor <ian@airs.com>
Fri, 3 May 1996 17:48:41 +0000 (17:48 +0000)
committerIan Lance Taylor <ian@airs.com>
Fri, 3 May 1996 17:48:41 +0000 (17:48 +0000)
last_bf_index.

bfd/ChangeLog
bfd/cofflink.c

index fe4e12049af180ec1066eb55c1718601b3020ad2..ba212b89689a3025c4c747325689ec0776aaddab 100644 (file)
@@ -1,3 +1,8 @@
+Fri May  3 10:47:41 1996  Ian Lance Taylor  <ian@cygnus.com>
+
+       * cofflink.c (_bfd_coff_link_input_bfd): Correct setting of
+       last_bf_index.
+
 Wed May  1 18:39:32 1996  Doug Evans  <dje@canuck.cygnus.com>
 
        * coffcode.h (coff_write_object_contents): In comdat section lookup,
index 98753f06920edaa82fd9ebf95b686807fcbdcb5d..e100025619a8c4bd09526a84443d6a192501255f 100644 (file)
@@ -81,6 +81,7 @@ _bfd_coff_link_hash_table_init (table, abfd, newfunc)
                                                struct bfd_hash_table *,
                                                const char *));
 {
+  table->stab_info = NULL;
   return _bfd_link_hash_table_init (&table->root, abfd, newfunc);
 }
 
@@ -412,6 +413,46 @@ coff_link_add_symbols (abfd, info)
       sym_hash += sym.n_numaux + 1;
     }
 
+  /* If this is a non-traditional, non-relocateable link, try to
+     optimize the handling of any .stab/.stabstr sections.  */
+  if (! info->relocateable
+      && ! info->traditional_format
+      && info->hash->creator->flavour == bfd_get_flavour (abfd)
+      && (info->strip != strip_all && info->strip != strip_debugger))
+    {
+      asection *stab, *stabstr;
+
+      stab = bfd_get_section_by_name (abfd, ".stab");
+      if (stab != NULL)
+       {
+         stabstr = bfd_get_section_by_name (abfd, ".stabstr");
+
+         if (stabstr != NULL)
+           {
+             struct coff_link_hash_table *table;
+             struct coff_section_tdata *secdata;
+
+             secdata = coff_section_data (abfd, stab);
+             if (secdata == NULL)
+               {
+                 stab->used_by_bfd =
+                   (PTR) bfd_zalloc (abfd,
+                                     sizeof (struct coff_section_tdata));
+                 if (stab->used_by_bfd == NULL)
+                   return false;
+                 secdata = coff_section_data (abfd, stab);
+               }
+
+             table = coff_hash_table (info);
+
+             if (! _bfd_link_section_stabs (abfd, &table->stab_info,
+                                            stab, stabstr,
+                                            &secdata->stab_info))
+               return false;
+           }
+       }
+    }
+
   return true;
 }
 \f
@@ -820,6 +861,13 @@ _bfd_coff_final_link (abfd, info)
       finfo.section_info = NULL;
     }
 
+  /* If we have optimized stabs strings, output them.  */
+  if (coff_hash_table (info)->stab_info != NULL)
+    {
+      if (! _bfd_write_stab_strings (abfd, &coff_hash_table (info)->stab_info))
+       return false;
+    }
+
   /* Write out the string table.  */
   if (obj_raw_syment_count (abfd) != 0)
     {
@@ -1652,8 +1700,9 @@ _bfd_coff_link_input_bfd (finfo, input_bfd)
                              be updated with the symbol number of the
                              next .bf symbol.  */
                          finfo->last_bf = *auxp;
-                         finfo->last_bf_index = ((outsym - finfo->outsyms)
-                                                 / osymesz);
+                         finfo->last_bf_index = (((outsym - finfo->outsyms)
+                                                  / osymesz)
+                                                 + syment_base);
                        }
                    }
                }
@@ -1825,6 +1874,7 @@ _bfd_coff_link_input_bfd (finfo, input_bfd)
   for (o = input_bfd->sections; o != NULL; o = o->next)
     {
       bfd_byte *contents;
+      struct coff_section_tdata *secdata;
 
       if (! o->linker_mark)
        {
@@ -1832,7 +1882,8 @@ _bfd_coff_link_input_bfd (finfo, input_bfd)
          continue;
        }
 
-      if ((o->flags & SEC_HAS_CONTENTS) == 0)
+      if ((o->flags & SEC_HAS_CONTENTS) == 0
+         || (o->_raw_size == 0 && (o->flags & SEC_RELOC) == 0))
        {
          if ((o->flags & SEC_RELOC) != 0
              && o->reloc_count != 0)
@@ -1848,9 +1899,9 @@ _bfd_coff_link_input_bfd (finfo, input_bfd)
          continue;
        }
 
-      if (coff_section_data (input_bfd, o) != NULL
-         && coff_section_data (input_bfd, o)->contents != NULL)
-       contents = coff_section_data (input_bfd, o)->contents;
+      secdata = coff_section_data (input_bfd, o);
+      if (secdata != NULL && secdata->contents != NULL)
+       contents = secdata->contents;
       else
        {
          if (! bfd_get_section_contents (input_bfd, o, finfo->contents,
@@ -1977,12 +2028,21 @@ _bfd_coff_link_input_bfd (finfo, input_bfd)
        }
 
       /* Write out the modified section contents.  */
-      if (! bfd_set_section_contents (output_bfd, o->output_section,
-                                     contents, o->output_offset,
-                                     (o->_cooked_size != 0
-                                      ? o->_cooked_size
-                                      : o->_raw_size)))
-       return false;
+      if (secdata == NULL || secdata->stab_info == NULL)
+       {
+         if (! bfd_set_section_contents (output_bfd, o->output_section,
+                                         contents, o->output_offset,
+                                         (o->_cooked_size != 0
+                                          ? o->_cooked_size
+                                          : o->_raw_size)))
+           return false;
+       }
+      else
+       {
+         if (! _bfd_write_section_stabs (output_bfd, o, &secdata->stab_info,
+                                         contents))
+           return false;
+       }
     }
 
   if (! finfo->info->keep_memory)