bfd/

[deliverable/binutils-gdb.git] / bfd / elf32-vax.c

diff --git a/bfd/elf32-vax.c b/bfd/elf32-vax.c
index fe8ea0379631a5e1916d1ba7d60c1b4f8d485539..7df71655b7b2dec8795ff400ddcc19ff2db98645 100644 (file)
--- a/bfd/elf32-vax.c
+++ b/bfd/elf32-vax.c
@@ -1,6 +1,6 @@
 /* VAX series support for 32-bit ELF
    Copyright 1993, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003,
-   2004, 2005, 2006 Free Software Foundation, Inc.
+   2004, 2005, 2006, 2007 Free Software Foundation, Inc.
    Contributed by Matt Thomas <matt@3am-software.com>.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -322,7 +322,22 @@ reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, bfd_reloc_code_real_type code)
   return 0;
 }
 
+static reloc_howto_type *
+reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
+                  const char *r_name)
+{
+  unsigned int i;
+
+  for (i = 0; i < sizeof (howto_table) / sizeof (howto_table[0]); i++)
+    if (howto_table[i].name != NULL
+       && strcasecmp (howto_table[i].name, r_name) == 0)
+      return &howto_table[i];
+
+  return NULL;
+}
+
 #define bfd_elf32_bfd_reloc_type_lookup reloc_type_lookup
+#define bfd_elf32_bfd_reloc_name_lookup reloc_name_lookup
 #define ELF_ARCH bfd_arch_vax
 /* end code generated by elf.el */
 \f
@@ -1377,9 +1392,6 @@ elf_vax_relocate_section (bfd *output_bfd,
   Elf_Internal_Rela *rel;
   Elf_Internal_Rela *relend;
 
-  if (info->relocatable)
-    return TRUE;
-
   dynobj = elf_hash_table (info)->dynobj;
   symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
   sym_hashes = elf_sym_hashes (input_bfd);
@@ -1411,7 +1423,6 @@ elf_vax_relocate_section (bfd *output_bfd,
        }
       howto = howto_table + r_type;
 
-      /* This is a final link.  */
       r_symndx = ELF32_R_SYM (rel->r_info);
       h = NULL;
       sym = NULL;
@@ -1467,6 +1478,20 @@ elf_vax_relocate_section (bfd *output_bfd,
            relocation = 0;
        }
 
+      if (sec != NULL && elf_discarded_section (sec))
+       {
+         /* For relocs against symbols from removed linkonce sections,
+            or sections discarded by a linker script, we just want the
+            section contents zeroed.  Avoid any special processing.  */
+         _bfd_clear_contents (howto, input_bfd, contents + rel->r_offset);
+         rel->r_info = 0;
+         rel->r_addend = 0;
+         continue;
+       }
+
+      if (info->relocatable)
+       continue;
+
       switch (r_type)
        {
        case R_VAX_GOT32:
@@ -1600,8 +1625,9 @@ elf_vax_relocate_section (bfd *output_bfd,
              && ((r_type != R_VAX_PC8
                   && r_type != R_VAX_PC16
                   && r_type != R_VAX_PC32)
-                 || (!info->symbolic
-                     || !h->def_regular)))
+                 || ((input_section->flags & SEC_CODE)
+                     && (!info->symbolic
+                         || (!h->def_regular && h->type != STT_SECTION)))))
            {
              Elf_Internal_Rela outrel;
              bfd_byte *loc;
@@ -1680,9 +1706,21 @@ elf_vax_relocate_section (bfd *output_bfd,
                        {
                          asection *osec;
 
+                         /* We are turning this relocation into one
+                            against a section symbol.  It would be
+                            proper to subtract the symbol's value,
+                            osec->vma, from the emitted reloc addend,
+                            but ld.so expects buggy relocs.  */
                          osec = sec->output_section;
                          indx = elf_section_data (osec)->dynindx;
-                         BFD_ASSERT (indx > 0);
+                         if (indx == 0)
+                           {
+                             struct elf_link_hash_table *htab;
+                             htab = elf_hash_table (info);
+                             osec = htab->text_index_section;
+                             indx = elf_section_data (osec)->dynindx;
+                           }
+                         BFD_ASSERT (indx != 0);
                        }
 
                      outrel.r_info = ELF32_R_INFO (indx, r_type);
@@ -2062,6 +2100,7 @@ elf_vax_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info)
                                        elf_vax_adjust_dynamic_symbol
 #define elf_backend_size_dynamic_sections \
                                        elf_vax_size_dynamic_sections
+#define elf_backend_init_index_section _bfd_elf_init_1_index_section
 #define elf_backend_relocate_section   elf_vax_relocate_section
 #define elf_backend_finish_dynamic_symbol \
                                        elf_vax_finish_dynamic_symbol