2011-05-18 Tristan Gingold <gingold@adacore.com>

	* xcofflink.c (xcoff_link_add_symbols): Handle C_DWARF symbols.
	(xcoff_sweep): Always keep dwarf sections.
	(xcoff_link_input_bfd): Handle dwarf symbols and sections.

diff --git a/bfd/ChangeLog b/bfd/ChangeLog
index 80c0022fa23864d48b0fd9b9f73472d38e897c1f..11a1afeebe501b28c4576750a2860cea7fb75022 100644 (file)
--- a/bfd/ChangeLog
+++ b/bfd/ChangeLog
@@ -1,3 +1,9 @@
+2011-05-18  Tristan Gingold  <gingold@adacore.com>
+
+       * xcofflink.c (xcoff_link_add_symbols): Handle C_DWARF symbols.
+       (xcoff_sweep): Always keep dwarf sections.
+       (xcoff_link_input_bfd): Handle dwarf symbols and sections.
+
 2011-05-18  Tristan Gingold  <gingold@adacore.com>
 
        * libxcoff.h (struct xcoff_dwsect_name): New type.

diff --git a/bfd/xcofflink.c b/bfd/xcofflink.c
index 47e094e58566795b216068dcc1a31403efc8e9f7..4308b1869889b59bde01a17b978b21139b4f1757 100644 (file)
--- a/bfd/xcofflink.c
+++ b/bfd/xcofflink.c
@@ -1365,11 +1365,12 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
             If C_FILE or first time, handle special
 
             Advance esym, sym_hash, csect_hash ptrs.  */
-         if (sym.n_sclass == C_FILE)
+         if (sym.n_sclass == C_FILE || sym.n_sclass == C_DWARF)
            csect = NULL;
          if (csect != NULL)
            *csect_cache = csect;
-         else if (first_csect == NULL || sym.n_sclass == C_FILE)
+         else if (first_csect == NULL
+                   || sym.n_sclass == C_FILE || sym.n_sclass == C_DWARF)
            *csect_cache = coff_section_from_bfd_index (abfd, sym.n_scnum);
          else
            *csect_cache = NULL;
@@ -2073,6 +2074,10 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
   /* Make sure that we have seen all the relocs.  */
   for (o = abfd->sections; o != first_csect; o = o->next)
     {
+      /* Debugging sections have no csects.  */
+      if (bfd_get_section_flags (abfd, o) & SEC_DEBUGGING)
+        continue;
+
       /* Reset the section size and the line number count, since the
         data is now attached to the csects.  Don't reset the size of
         the .debug section, since we need to read it below in
@@ -3009,6 +3014,7 @@ xcoff_sweep (struct bfd_link_info *info)
                  || o == xcoff_hash_table (info)->loader_section
                  || o == xcoff_hash_table (info)->linkage_section
                  || o == xcoff_hash_table (info)->descriptor_section
+                  || (bfd_get_section_flags (sub, o) & SEC_DEBUGGING)
                  || strcmp (o->name, ".debug") == 0)
                o->flags |= SEC_MARK;
              else
@@ -4930,21 +4936,25 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo,
                             this case, but I don't think it's worth it.  */
                          is = flinfo->internal_syms + r_symndx;
 
-                         name = (_bfd_coff_internal_syment_name
-                                 (input_bfd, is, buf));
+                          if (is->n_sclass != C_DWARF)
+                            {
+                              name = (_bfd_coff_internal_syment_name
+                                      (input_bfd, is, buf));
 
-                         if (name == NULL)
-                           return FALSE;
+                              if (name == NULL)
+                                return FALSE;
 
-                         if (! ((*flinfo->info->callbacks->unattached_reloc)
-                                (flinfo->info, name, input_bfd, o,
-                                 irel->r_vaddr)))
-                           return FALSE;
+                              if (!(*flinfo->info->callbacks->unattached_reloc)
+                                  (flinfo->info, name, input_bfd, o,
+                                   irel->r_vaddr))
+                                return FALSE;
+                            }
                        }
                    }
                }
 
-             if (xcoff_need_ldrel_p (flinfo->info, irel, h))
+             if ((o->flags & SEC_DEBUGGING) == 0
+                  && xcoff_need_ldrel_p (flinfo->info, irel, h))
                {
                  asection *sec;