* bucomm.c (list_supported_targets): Use bfd_target_list.

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

diff --git a/bfd/elf32-sparc.c b/bfd/elf32-sparc.c
index a11db81c305300fcd8ca1304d2995345263c10c0..be2733d36bb7cf6919e132ba95b9f311bbf00b54 100644 (file)
--- a/bfd/elf32-sparc.c
+++ b/bfd/elf32-sparc.c
@@ -1,5 +1,5 @@
 /* SPARC-specific support for 32-bit ELF
-   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001
+   Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002
    Free Software Foundation, Inc.
 
 This file is part of BFD, the Binary File Descriptor library.
@@ -55,7 +55,7 @@ static void elf32_sparc_final_write_processing
 static enum elf_reloc_type_class elf32_sparc_reloc_type_class
   PARAMS ((const Elf_Internal_Rela *));
 static asection * elf32_sparc_gc_mark_hook
-  PARAMS ((bfd *, struct bfd_link_info *, Elf_Internal_Rela *,
+  PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
           struct elf_link_hash_entry *, Elf_Internal_Sym *));
 static boolean elf32_sparc_gc_sweep_hook
   PARAMS ((bfd *, struct bfd_link_info *, asection *,
@@ -637,14 +637,13 @@ elf32_sparc_check_relocs (abfd, info, sec, relocs)
 }
 
 static asection *
-elf32_sparc_gc_mark_hook (abfd, info, rel, h, sym)
-       bfd *abfd;
+elf32_sparc_gc_mark_hook (sec, info, rel, h, sym)
+       asection *sec;
        struct bfd_link_info *info ATTRIBUTE_UNUSED;
        Elf_Internal_Rela *rel;
        struct elf_link_hash_entry *h;
        Elf_Internal_Sym *sym;
 {
-
   if (h != NULL)
     {
       switch (ELF32_R_TYPE (rel->r_info))
@@ -669,9 +668,7 @@ elf32_sparc_gc_mark_hook (abfd, info, rel, h, sym)
        }
      }
    else
-     {
-       return bfd_section_from_elf_index (abfd, sym->st_shndx);
-     }
+     return bfd_section_from_elf_index (sec->owner, sym->st_shndx);
 
   return NULL;
 }
@@ -1120,6 +1117,9 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
   Elf_Internal_Rela *rel;
   Elf_Internal_Rela *relend;
 
+  if (info->relocateable)
+    return true;
+
   dynobj = elf_hash_table (info)->dynobj;
   symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
   sym_hashes = elf_sym_hashes (input_bfd);
@@ -1162,28 +1162,8 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
        }
       howto = _bfd_sparc_elf_howto_table + r_type;
 
-      r_symndx = ELF32_R_SYM (rel->r_info);
-
-      if (info->relocateable)
-       {
-         /* This is a relocateable link.  We don't have to change
-            anything, unless the reloc is against a section symbol,
-            in which case we have to adjust according to where the
-            section symbol winds up in the output section.  */
-         if (r_symndx < symtab_hdr->sh_info)
-           {
-             sym = local_syms + r_symndx;
-             if (ELF_ST_TYPE (sym->st_info) == STT_SECTION)
-               {
-                 sec = local_sections[r_symndx];
-                 rel->r_addend += sec->output_offset + sym->st_value;
-               }
-           }
-
-         continue;
-       }
-
       /* This is a final link.  */
+      r_symndx = ELF32_R_SYM (rel->r_info);
       h = NULL;
       sym = NULL;
       sec = NULL;
@@ -1301,7 +1281,6 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
                off &= ~1;
              else
                {
-                 bfd_put_32 (output_bfd, relocation, sgot->contents + off);
 
                  if (info->shared)
                    {
@@ -1317,7 +1296,8 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
                                         + sgot->output_offset
                                         + off);
                      outrel.r_info = ELF32_R_INFO (0, R_SPARC_RELATIVE);
-                     outrel.r_addend = 0;
+                     outrel.r_addend = relocation;
+                     relocation = 0;
                      bfd_elf32_swap_reloca_out (output_bfd, &outrel,
                                                 (((Elf32_External_Rela *)
                                                   srelgot->contents)
@@ -1325,6 +1305,7 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
                      ++srelgot->reloc_count;
                    }
 
+                 bfd_put_32 (output_bfd, relocation, sgot->contents + off);
                  local_got_offsets[r_symndx] |= 1;
                }
            }
@@ -1564,10 +1545,11 @@ elf32_sparc_relocate_section (output_bfd, info, input_bfd, input_section,
          break;
        }
 
-      /* ??? Copied from elf32-i386.c, debugging section check and all.  */
+      /* Dynamic relocs are not propagated for SEC_DEBUGGING sections
+        because such sections are not SEC_ALLOC and thus ld.so will
+        not process them.  */
       if (unresolved_reloc
-         && !(info->shared
-              && (input_section->flags & SEC_DEBUGGING) != 0
+         && !((input_section->flags & SEC_DEBUGGING) != 0
               && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0))
        (*_bfd_error_handler)
          (_("%s(%s+0x%lx): unresolvable relocation against symbol `%s'"),
@@ -1829,14 +1811,21 @@ elf32_sparc_finish_dynamic_symbol (output_bfd, info, h, sym)
       if (info->shared
          && (info->symbolic || h->dynindx == -1)
          && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
-       rela.r_info = ELF32_R_INFO (0, R_SPARC_RELATIVE);
+       {
+         asection *sec = h->root.u.def.section;
+         rela.r_info = ELF32_R_INFO (0, R_SPARC_RELATIVE);
+         rela.r_addend = (h->root.u.def.value
+                          + sec->output_section->vma
+                          + sec->output_offset);
+       }
       else
        {
-         bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset);
          rela.r_info = ELF32_R_INFO (h->dynindx, R_SPARC_GLOB_DAT);
+         rela.r_addend = 0;
        }
 
-      rela.r_addend = 0;
+      bfd_put_32 (output_bfd, (bfd_vma) 0,
+                 sgot->contents + (h->got.offset &~ (bfd_vma) 1));
       bfd_elf32_swap_reloca_out (output_bfd, &rela,
                                 ((Elf32_External_Rela *) srela->contents
                                  + srela->reloc_count));
@@ -2149,5 +2138,6 @@ elf32_sparc_reloc_type_class (rela)
 #define elf_backend_want_plt_sym 1
 #define elf_backend_got_header_size 4
 #define elf_backend_plt_header_size (4*PLT_ENTRY_SIZE)
+#define elf_backend_rela_normal 1
 
 #include "elf32-target.h"