* elf32-bfin.c (bfinfdpic_relocate_section): Take more care not to
authorBernd Schmidt <bernds@codesourcery.com>
Mon, 11 Feb 2008 22:25:03 +0000 (22:25 +0000)
committerBernd Schmidt <bernds@codesourcery.com>
Mon, 11 Feb 2008 22:25:03 +0000 (22:25 +0000)
emit invalid relocs or rofixup entries for deleted .eh_frame entries.

bfd/ChangeLog
bfd/elf32-bfin.c

index 9e0346c..a4299f8 100644 (file)
@@ -5,6 +5,9 @@
        (elf32_bfin_merge_private_bfd_data): Simplify, and ensure object type
        mismatches are detected.
 
+       * elf32-bfin.c (bfinfdpic_relocate_section): Take more care not to
+       emit invalid relocs or rofixup entries for deleted .eh_frame entries.
+
 2008-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
 
        * cache.c (cache_bread): Set bfd_error_file_truncated if EOF
index 93d07aa..d491ecf 100644 (file)
@@ -2479,6 +2479,9 @@ bfinfdpic_relocate_section (bfd * output_bfd,
          {
            int dynindx;
            bfd_vma addend = rel->r_addend;
+           bfd_vma offset;
+           offset = _bfd_elf_section_offset (output_bfd, info,
+                                             input_section, rel->r_offset);
 
            /* If the symbol is dynamic but binds locally, use
               section+offset.  */
@@ -2535,25 +2538,34 @@ bfinfdpic_relocate_section (bfd * output_bfd,
                      }
                    if (!h || h->root.type != bfd_link_hash_undefweak)
                      {
-                       _bfinfdpic_add_rofixup (output_bfd,
-                                              bfinfdpic_gotfixup_section
-                                              (info),
-                                              _bfd_elf_section_offset
-                                              (output_bfd, info,
-                                               input_section, rel->r_offset)
-                                              + input_section
-                                              ->output_section->vma
-                                              + input_section->output_offset,
-                                              picrel);
+                       /* Only output a reloc for a not deleted entry.  */
+                       if (offset >= (bfd_vma)-2)
+                         _bfinfdpic_add_rofixup (output_bfd,
+                                                 bfinfdpic_gotfixup_section
+                                                 (info), -1, picrel);
+                       else
+                         _bfinfdpic_add_rofixup (output_bfd,
+                                                 bfinfdpic_gotfixup_section
+                                                 (info),
+                                                 offset + input_section
+                                                 ->output_section->vma
+                                                 + input_section->output_offset,
+                                                 picrel);
+
                        if (r_type == R_BFIN_FUNCDESC_VALUE)
-                         _bfinfdpic_add_rofixup
-                           (output_bfd,
-                            bfinfdpic_gotfixup_section (info),
-                            _bfd_elf_section_offset
-                            (output_bfd, info,
-                             input_section, rel->r_offset)
-                            + input_section->output_section->vma
-                            + input_section->output_offset + 4, picrel);
+                         {
+                           if (offset >= (bfd_vma)-2)
+                             _bfinfdpic_add_rofixup
+                               (output_bfd,
+                                bfinfdpic_gotfixup_section (info),
+                                -1, picrel);
+                           else
+                             _bfinfdpic_add_rofixup
+                               (output_bfd,
+                                bfinfdpic_gotfixup_section (info),
+                                offset + input_section->output_section->vma
+                                + input_section->output_offset + 4, picrel);
+                         }
                      }
                  }
              }
@@ -2573,15 +2585,19 @@ bfinfdpic_relocate_section (bfd * output_bfd,
                           name, input_bfd, input_section, rel->r_offset);
                        return FALSE;
                      }
-                   _bfinfdpic_add_dyn_reloc (output_bfd,
-                                             bfinfdpic_gotrel_section (info),
-                                             _bfd_elf_section_offset
-                                             (output_bfd, info,
-                                              input_section, rel->r_offset)
-                                             + input_section
-                                             ->output_section->vma
-                                             + input_section->output_offset,
-                                             r_type, dynindx, addend, picrel);
+                   /* Only output a reloc for a not deleted entry.  */
+                   if (offset >= (bfd_vma)-2)
+                     _bfinfdpic_add_dyn_reloc (output_bfd,
+                                               bfinfdpic_gotrel_section (info),
+                                               0, R_unused0, dynindx, addend, picrel);
+                   else
+                     _bfinfdpic_add_dyn_reloc (output_bfd,
+                                               bfinfdpic_gotrel_section (info),
+                                               offset
+                                               + input_section
+                                               ->output_section->vma
+                                               + input_section->output_offset,
+                                               r_type, dynindx, addend, picrel);
                  }
                else if (osec)
                  addend += osec->output_section->vma;
@@ -2591,7 +2607,7 @@ bfinfdpic_relocate_section (bfd * output_bfd,
                relocation = addend - rel->r_addend;
              }
 
-           if (r_type == R_BFIN_FUNCDESC_VALUE)
+           if (r_type == R_BFIN_FUNCDESC_VALUE && offset < (bfd_vma)-2)
              {
                /* If we've omitted the dynamic relocation, just emit
                   the fixed addresses of the symbol and of the local