bfd/

[deliverable/binutils-gdb.git] / bfd / elf64-x86-64.c

diff --git a/bfd/elf64-x86-64.c b/bfd/elf64-x86-64.c
index 4cfcba506d02d408f2fc16cc126cfc54c8c51483..360d8590d01f7daa45d8d12dcc7def832a7a727a 100644 (file)
--- a/bfd/elf64-x86-64.c
+++ b/bfd/elf64-x86-64.c
@@ -1,5 +1,5 @@
 /* X86-64 specific support for 64-bit ELF
-   Copyright 2000, 2001, 2002, 2003 Free Software Foundation, Inc.
+   Copyright 2000, 2001, 2002, 2003, 2004 Free Software Foundation, Inc.
    Contributed by Jan Hubicka <jh@suse.cz>.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -560,7 +560,8 @@ elf64_x86_64_copy_indirect_symbol (const struct elf_backend_data *bed,
     dir->elf_link_hash_flags |=
       (ind->elf_link_hash_flags & (ELF_LINK_HASH_REF_DYNAMIC
                                   | ELF_LINK_HASH_REF_REGULAR
-                                  | ELF_LINK_HASH_REF_REGULAR_NONWEAK));
+                                  | ELF_LINK_HASH_REF_REGULAR_NONWEAK
+                                  | ELF_LINK_HASH_NEEDS_PLT));
   else
     _bfd_elf_link_hash_copy_indirect (bed, dir, ind);
 }
@@ -578,14 +579,6 @@ elf64_x86_64_mkobject (bfd *abfd)
 static bfd_boolean
 elf64_x86_64_elf_object_p (bfd *abfd)
 {
-  /* Allocate our special target data.  */
-  struct elf64_x86_64_obj_tdata *new_tdata;
-  bfd_size_type amt = sizeof (struct elf64_x86_64_obj_tdata);
-  new_tdata = bfd_zalloc (abfd, amt);
-  if (new_tdata == NULL)
-    return FALSE;
-  new_tdata->root = *abfd->tdata.elf_obj_data;
-  abfd->tdata.any = new_tdata;
   /* Set the right machine number for an x86-64 elf64 file.  */
   bfd_default_set_arch_mach (abfd, bfd_arch_i386, bfd_mach_x86_64);
   return TRUE;
@@ -958,14 +951,14 @@ elf64_x86_64_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec,
          /* This relocation describes the C++ object vtable hierarchy.
             Reconstruct it for later use during GC.  */
        case R_X86_64_GNU_VTINHERIT:
-         if (!_bfd_elf64_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
+         if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset))
            return FALSE;
          break;
 
          /* This relocation describes which C++ vtable entries are actually
             used.  Record for later use during GC.  */
        case R_X86_64_GNU_VTENTRY:
-         if (!_bfd_elf64_gc_record_vtentry (abfd, sec, h, rel->r_addend))
+         if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend))
            return FALSE;
          break;
 
@@ -1265,17 +1258,6 @@ elf64_x86_64_adjust_dynamic_symbol (struct bfd_link_info *info,
   return TRUE;
 }
 
-/* This is the condition under which elf64_x86_64_finish_dynamic_symbol
-   will be called from elflink.h.  If elflink.h doesn't call our
-   finish_dynamic_symbol routine, we'll need to do something about
-   initializing any .plt and .got entries in elf64_x86_64_relocate_section.  */
-#define WILL_CALL_FINISH_DYNAMIC_SYMBOL(DYN, SHARED, H) \
-  ((DYN)                                                               \
-   && ((SHARED)                                                                \
-       || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)     \
-   && ((H)->dynindx != -1                                              \
-       || ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0))
-
 /* Allocate space in .plt, .got and associated reloc sections for
    dynamic relocs.  */
 
@@ -1304,7 +1286,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
       if (h->dynindx == -1
          && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
        {
-         if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+         if (! bfd_elf_link_record_dynamic_symbol (info, h))
            return FALSE;
        }
 
@@ -1372,7 +1354,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
       if (h->dynindx == -1
          && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
        {
-         if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+         if (! bfd_elf_link_record_dynamic_symbol (info, h))
            return FALSE;
        }
 
@@ -1457,7 +1439,7 @@ allocate_dynrelocs (struct elf_link_hash_entry *h, void * inf)
          if (h->dynindx == -1
              && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0)
            {
-             if (! bfd_elf64_link_record_dynamic_symbol (info, h))
+             if (! bfd_elf_link_record_dynamic_symbol (info, h))
                return FALSE;
            }
 
@@ -1690,7 +1672,7 @@ elf64_x86_64_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
         the .dynamic section.  The DT_DEBUG entry is filled in by the
         dynamic linker and used by the debugger.  */
 #define add_dynamic_entry(TAG, VAL) \
-  bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
+  _bfd_elf_add_dynamic_entry (info, TAG, VAL)
 
       if (info->executable)
        {
@@ -1827,10 +1809,10 @@ elf64_x86_64_relocate_section (bfd *output_bfd, struct bfd_link_info *info,
        {
          bfd_boolean warned;
 
-         RELOC_FOR_GLOBAL_SYMBOL (h, sym_hashes, r_symndx,
-                                  symtab_hdr, relocation, sec,
-                                  unresolved_reloc, info,
-                                  warned);
+         RELOC_FOR_GLOBAL_SYMBOL (info, input_bfd, input_section, rel,
+                                  r_symndx, symtab_hdr, sym_hashes,
+                                  h, sec, relocation,
+                                  unresolved_reloc, warned);
        }
       /* When generating a shared object, the relocations handled here are
         copied into the output file to be resolved at run time.  */
@@ -2768,6 +2750,15 @@ elf64_x86_64_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *inf
   return TRUE;
 }
 
+/* Return address for Ith PLT stub in section PLT, for relocation REL
+   or (bfd_vma) -1 if it should not be included.  */
+
+static bfd_vma
+elf64_x86_64_plt_sym_val (bfd_vma i, const asection *plt,
+                         const arelent *rel ATTRIBUTE_UNUSED)
+{
+  return plt->vma + (i + 1) * PLT_ENTRY_SIZE;
+}
 
 #define TARGET_LITTLE_SYM                  bfd_elf64_x86_64_vec
 #define TARGET_LITTLE_NAME                 "elf64-x86-64"
@@ -2802,6 +2793,7 @@ elf64_x86_64_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *inf
 #define elf_backend_reloc_type_class       elf64_x86_64_reloc_type_class
 #define elf_backend_relocate_section       elf64_x86_64_relocate_section
 #define elf_backend_size_dynamic_sections   elf64_x86_64_size_dynamic_sections
+#define elf_backend_plt_sym_val                    elf64_x86_64_plt_sym_val
 #define elf_backend_object_p               elf64_x86_64_elf_object_p
 #define bfd_elf64_mkobject                 elf64_x86_64_mkobject