* psymtab.c (expand_symtabs_matching_via_partial): Fix file name
[deliverable/binutils-gdb.git] / bfd / elfnn-ia64.c
index 7ea2981e380e9c9c2bcf91dc0d93bcb937726e2c..117b4c8c67168f249a65792d0b02bbcb8920453c 100644 (file)
@@ -1,6 +1,5 @@
 /* IA-64 support for 64-bit ELF
-   Copyright 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, 2006, 2007,
-   2008, 2009, 2010, 2011, 2012  Free Software Foundation, Inc.
+   Copyright 1998-2013 Free Software Foundation, Inc.
    Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -178,18 +177,18 @@ static bfd_boolean elfNN_ia64_choose_gp
   (bfd *abfd, struct bfd_link_info *info, bfd_boolean final);
 static void elfNN_ia64_dyn_sym_traverse
   (struct elfNN_ia64_link_hash_table *ia64_info,
-   bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, PTR),
-   PTR info);
+   bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, void *),
+   void * info);
 static bfd_boolean allocate_global_data_got
-  (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data);
+  (struct elfNN_ia64_dyn_sym_info *dyn_i, void * data);
 static bfd_boolean allocate_global_fptr_got
-  (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data);
+  (struct elfNN_ia64_dyn_sym_info *dyn_i, void * data);
 static bfd_boolean allocate_local_got
-  (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data);
+  (struct elfNN_ia64_dyn_sym_info *dyn_i, void * data);
 static bfd_boolean elfNN_ia64_hpux_vec
   (const bfd_target *vec);
 static bfd_boolean allocate_dynrel_entries
-  (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data);
+  (struct elfNN_ia64_dyn_sym_info *dyn_i, void * data);
 static asection *get_pltoff
   (bfd *abfd, struct bfd_link_info *info,
    struct elfNN_ia64_link_hash_table *ia64_info);
@@ -522,7 +521,7 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
          symtype = h->type;
        }
 
-      if (tsec->sec_info_type == ELF_INFO_TYPE_MERGE)
+      if (tsec->sec_info_type == SEC_INFO_TYPE_MERGE)
        {
          /* At this stage in linking, no SEC_MERGE symbol has been
             adjusted, so all references to such symbols need to be
@@ -570,7 +569,7 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
             .plt section.  After the first relaxation pass, linker may
             increase the gap between the .plt and .text sections up
             to 32byte.  We assume linker will always insert 32byte
-            between the .plt and .text sections after the the first
+            between the .plt and .text sections after the first
             relaxation pass.  */
          if (tsec == ia64_info->root.splt)
            offset = -0x1000000 + 32;
@@ -1094,7 +1093,7 @@ elfNN_ia64_modify_segment_map (bfd *abfd,
   s = bfd_get_section_by_name (abfd, ELF_STRING_ia64_archext);
   if (s && (s->flags & SEC_LOAD))
     {
-      for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+      for (m = elf_seg_map (abfd); m != NULL; m = m->next)
        if (m->p_type == PT_IA_64_ARCHEXT)
          break;
       if (m == NULL)
@@ -1109,7 +1108,7 @@ elfNN_ia64_modify_segment_map (bfd *abfd,
          m->sections[0] = s;
 
          /* We want to put it after the PHDR and INTERP segments.  */
-         pm = &elf_tdata (abfd)->segment_map;
+         pm = &elf_seg_map (abfd);
          while (*pm != NULL
                 && ((*pm)->p_type == PT_PHDR
                     || (*pm)->p_type == PT_INTERP))
@@ -1129,7 +1128,7 @@ elfNN_ia64_modify_segment_map (bfd *abfd,
 
       if (s && (s->flags & SEC_LOAD))
        {
-         for (m = elf_tdata (abfd)->segment_map; m != NULL; m = m->next)
+         for (m = elf_seg_map (abfd); m != NULL; m = m->next)
            if (m->p_type == PT_IA_64_UNWIND)
              {
                int i;
@@ -1158,7 +1157,7 @@ elfNN_ia64_modify_segment_map (bfd *abfd,
              m->next = NULL;
 
              /* We want to put it last.  */
-             pm = &elf_tdata (abfd)->segment_map;
+             pm = &elf_seg_map (abfd);
              while (*pm != NULL)
                pm = &(*pm)->next;
              *pm = m;
@@ -1181,7 +1180,7 @@ elfNN_ia64_modify_program_headers (bfd *abfd,
   struct elf_segment_map *m;
   Elf_Internal_Phdr *p;
 
-  for (p = tdata->phdr, m = tdata->segment_map; m != NULL; m = m->next, p++)
+  for (p = tdata->phdr, m = elf_seg_map (abfd); m != NULL; m = m->next, p++)
     if (m->p_type == PT_LOAD)
       {
        int i;
@@ -1408,7 +1407,7 @@ elfNN_ia64_hash_table_create (bfd *abfd)
 
 static bfd_boolean
 elfNN_ia64_global_dyn_info_free (void **xentry,
-                               PTR unused ATTRIBUTE_UNUSED)
+                                void * unused ATTRIBUTE_UNUSED)
 {
   struct elfNN_ia64_link_hash_entry *entry
     = (struct elfNN_ia64_link_hash_entry *) xentry;
@@ -1429,7 +1428,7 @@ elfNN_ia64_global_dyn_info_free (void **xentry,
 
 static bfd_boolean
 elfNN_ia64_local_dyn_info_free (void **slot,
-                               PTR unused ATTRIBUTE_UNUSED)
+                               void * unused ATTRIBUTE_UNUSED)
 {
   struct elfNN_ia64_local_hash_entry *entry
     = (struct elfNN_ia64_local_hash_entry *) *slot;
@@ -1463,20 +1462,20 @@ elfNN_ia64_hash_table_free (struct bfd_link_hash_table *hash)
     objalloc_free ((struct objalloc *) ia64_info->loc_hash_memory);
   elf_link_hash_traverse (&ia64_info->root,
                          elfNN_ia64_global_dyn_info_free, NULL);
-  _bfd_generic_link_hash_table_free (hash);
+  _bfd_elf_link_hash_table_free (hash);
 }
 
 /* Traverse both local and global hash tables.  */
 
 struct elfNN_ia64_dyn_sym_traverse_data
 {
-  bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, PTR);
-  PTR data;
+  bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, void *);
+  void * data;
 };
 
 static bfd_boolean
 elfNN_ia64_global_dyn_sym_thunk (struct bfd_hash_entry *xentry,
-                                PTR xdata)
+                                void * xdata)
 {
   struct elfNN_ia64_link_hash_entry *entry
     = (struct elfNN_ia64_link_hash_entry *) xentry;
@@ -1494,7 +1493,7 @@ elfNN_ia64_global_dyn_sym_thunk (struct bfd_hash_entry *xentry,
 }
 
 static bfd_boolean
-elfNN_ia64_local_dyn_sym_thunk (void **slot, PTR xdata)
+elfNN_ia64_local_dyn_sym_thunk (void **slot, void * xdata)
 {
   struct elfNN_ia64_local_hash_entry *entry
     = (struct elfNN_ia64_local_hash_entry *) *slot;
@@ -1513,8 +1512,8 @@ elfNN_ia64_local_dyn_sym_thunk (void **slot, PTR xdata)
 
 static void
 elfNN_ia64_dyn_sym_traverse (struct elfNN_ia64_link_hash_table *ia64_info,
-                            bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, PTR),
-                            PTR data)
+                            bfd_boolean (*func) (struct elfNN_ia64_dyn_sym_info *, void *),
+                            void * data)
 {
   struct elfNN_ia64_dyn_sym_traverse_data xdata;
 
@@ -1546,18 +1545,19 @@ elfNN_ia64_create_dynamic_sections (bfd *abfd,
     bfd_set_section_flags (abfd, ia64_info->root.sgot,
                           SEC_SMALL_DATA | flags);
     /* The .got section is always aligned at 8 bytes.  */
-    bfd_set_section_alignment (abfd, ia64_info->root.sgot, 3);
+    if (! bfd_set_section_alignment (abfd, ia64_info->root.sgot, 3))
+      return FALSE;
   }
 
   if (!get_pltoff (abfd, info, ia64_info))
     return FALSE;
 
-  s = bfd_make_section_with_flags (abfd, ".rela.IA_64.pltoff",
-                                  (SEC_ALLOC | SEC_LOAD
-                                   | SEC_HAS_CONTENTS
-                                   | SEC_IN_MEMORY
-                                   | SEC_LINKER_CREATED
-                                   | SEC_READONLY));
+  s = bfd_make_section_anyway_with_flags (abfd, ".rela.IA_64.pltoff",
+                                         (SEC_ALLOC | SEC_LOAD
+                                          | SEC_HAS_CONTENTS
+                                          | SEC_IN_MEMORY
+                                          | SEC_LINKER_CREATED
+                                          | SEC_READONLY));
   if (s == NULL
       || !bfd_set_section_alignment (abfd, s, LOG_SECTION_ALIGN))
     return FALSE;
@@ -1952,16 +1952,17 @@ get_got (bfd *abfd, struct bfd_link_info *info,
       if (!dynobj)
        ia64_info->root.dynobj = dynobj = abfd;
       if (!_bfd_elf_create_got_section (dynobj, info))
-       return 0;
+       return NULL;
 
       got = ia64_info->root.sgot;
 
       /* The .got section is always aligned at 8 bytes.  */
       if (!bfd_set_section_alignment (abfd, got, 3))
-       return 0;
+       return NULL;
 
       flags = bfd_get_section_flags (abfd, got);
-      bfd_set_section_flags (abfd, got, SEC_SMALL_DATA | flags);
+      if (! bfd_set_section_flags (abfd, got, SEC_SMALL_DATA | flags))
+       return NULL;
     }
 
   return got;
@@ -1986,13 +1987,14 @@ get_fptr (bfd *abfd, struct bfd_link_info *info,
       if (!dynobj)
        ia64_info->root.dynobj = dynobj = abfd;
 
-      fptr = bfd_make_section_with_flags (dynobj, ".opd",
-                                         (SEC_ALLOC
-                                          | SEC_LOAD
-                                          | SEC_HAS_CONTENTS
-                                          | SEC_IN_MEMORY
-                                          | (info->pie ? 0 : SEC_READONLY)
-                                          | SEC_LINKER_CREATED));
+      fptr = bfd_make_section_anyway_with_flags (dynobj, ".opd",
+                                                (SEC_ALLOC
+                                                 | SEC_LOAD
+                                                 | SEC_HAS_CONTENTS
+                                                 | SEC_IN_MEMORY
+                                                 | (info->pie ? 0
+                                                    : SEC_READONLY)
+                                                 | SEC_LINKER_CREATED));
       if (!fptr
          || !bfd_set_section_alignment (abfd, fptr, 4))
        {
@@ -2005,12 +2007,12 @@ get_fptr (bfd *abfd, struct bfd_link_info *info,
       if (info->pie)
        {
          asection *fptr_rel;
-         fptr_rel = bfd_make_section_with_flags (dynobj, ".rela.opd",
-                                                 (SEC_ALLOC | SEC_LOAD
-                                                  | SEC_HAS_CONTENTS
-                                                  | SEC_IN_MEMORY
-                                                  | SEC_LINKER_CREATED
-                                                  | SEC_READONLY));
+         fptr_rel = bfd_make_section_anyway_with_flags (dynobj, ".rela.opd",
+                                                        (SEC_ALLOC | SEC_LOAD
+                                                         | SEC_HAS_CONTENTS
+                                                         | SEC_IN_MEMORY
+                                                         | SEC_LINKER_CREATED
+                                                         | SEC_READONLY));
          if (fptr_rel == NULL
              || !bfd_set_section_alignment (abfd, fptr_rel,
                                             LOG_SECTION_ALIGN))
@@ -2040,14 +2042,14 @@ get_pltoff (bfd *abfd, struct bfd_link_info *info ATTRIBUTE_UNUSED,
       if (!dynobj)
        ia64_info->root.dynobj = dynobj = abfd;
 
-      pltoff = bfd_make_section_with_flags (dynobj,
-                                           ELF_STRING_ia64_pltoff,
-                                           (SEC_ALLOC
-                                            | SEC_LOAD
-                                            | SEC_HAS_CONTENTS
-                                            | SEC_IN_MEMORY
-                                            | SEC_SMALL_DATA
-                                            | SEC_LINKER_CREATED));
+      pltoff = bfd_make_section_anyway_with_flags (dynobj,
+                                                  ELF_STRING_ia64_pltoff,
+                                                  (SEC_ALLOC
+                                                   | SEC_LOAD
+                                                   | SEC_HAS_CONTENTS
+                                                   | SEC_IN_MEMORY
+                                                   | SEC_SMALL_DATA
+                                                   | SEC_LINKER_CREATED));
       if (!pltoff
          || !bfd_set_section_alignment (abfd, pltoff, 4))
        {
@@ -2080,15 +2082,15 @@ get_reloc_section (bfd *abfd,
   if (!dynobj)
     ia64_info->root.dynobj = dynobj = abfd;
 
-  srel = bfd_get_section_by_name (dynobj, srel_name);
+  srel = bfd_get_linker_section (dynobj, srel_name);
   if (srel == NULL && create)
     {
-      srel = bfd_make_section_with_flags (dynobj, srel_name,
-                                         (SEC_ALLOC | SEC_LOAD
-                                          | SEC_HAS_CONTENTS
-                                          | SEC_IN_MEMORY
-                                          | SEC_LINKER_CREATED
-                                          | SEC_READONLY));
+      srel = bfd_make_section_anyway_with_flags (dynobj, srel_name,
+                                                (SEC_ALLOC | SEC_LOAD
+                                                 | SEC_HAS_CONTENTS
+                                                 | SEC_IN_MEMORY
+                                                 | SEC_LINKER_CREATED
+                                                 | SEC_READONLY));
       if (srel == NULL
          || !bfd_set_section_alignment (dynobj, srel,
                                         LOG_SECTION_ALIGN))
@@ -2351,6 +2353,9 @@ elfNN_ia64_check_relocs (bfd *abfd, struct bfd_link_info *info,
                 || h->root.type == bfd_link_hash_warning)
            h = (struct elf_link_hash_entry *) h->root.u.i.link;
 
+         /* PR15323, ref flags aren't set for references in the same
+            object.  */
+         h->root.non_ir_ref = 1;
          h->ref_regular = 1;
        }
       else
@@ -2658,7 +2663,7 @@ allocate_global_fptr_got (struct elfNN_ia64_dyn_sym_info *dyn_i,
 
 static bfd_boolean
 allocate_local_got (struct elfNN_ia64_dyn_sym_info *dyn_i,
-                   PTR data)
+                   void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
 
@@ -2693,7 +2698,7 @@ global_sym_index (struct elf_link_hash_entry *h)
    in a main executable that is not exported.  */
 
 static bfd_boolean
-allocate_fptr (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data)
+allocate_fptr (struct elfNN_ia64_dyn_sym_info *dyn_i, void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
 
@@ -2740,7 +2745,7 @@ allocate_fptr (struct elfNN_ia64_dyn_sym_info *dyn_i, PTR data)
 
 static bfd_boolean
 allocate_plt_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
-                     PTR data)
+                     void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
 
@@ -2777,7 +2782,7 @@ allocate_plt_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
 
 static bfd_boolean
 allocate_plt2_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
-                      PTR data)
+                      void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
 
@@ -2804,7 +2809,7 @@ allocate_plt2_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
 
 static bfd_boolean
 allocate_pltoff_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
-                        PTR data)
+                        void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
 
@@ -2821,7 +2826,7 @@ allocate_pltoff_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
 
 static bfd_boolean
 allocate_dynrel_entries (struct elfNN_ia64_dyn_sym_info *dyn_i,
-                        PTR data)
+                        void * data)
 {
   struct elfNN_ia64_allocate_data *x = (struct elfNN_ia64_allocate_data *)data;
   struct elfNN_ia64_link_hash_table *ia64_info;
@@ -2988,7 +2993,7 @@ elfNN_ia64_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
   if (ia64_info->root.dynamic_sections_created
       && info->executable)
     {
-      sec = bfd_get_section_by_name (dynobj, ".interp");
+      sec = bfd_get_linker_section (dynobj, ".interp");
       BFD_ASSERT (sec != NULL);
       sec->contents = (bfd_byte *) ELF_DYNAMIC_INTERPRETER;
       sec->size = strlen (ELF_DYNAMIC_INTERPRETER) + 1;
@@ -3045,7 +3050,7 @@ elfNN_ia64_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED,
 
       /* If we've got a .plt, we need some extra memory for the dynamic
         linker.  We stuff these in .got.plt.  */
-      sec = bfd_get_section_by_name (dynobj, ".got.plt");
+      sec = bfd_get_linker_section (dynobj, ".got.plt");
       sec->size = 8 * PLT_RESERVED_WORDS;
     }
 
@@ -3536,7 +3541,7 @@ elfNN_ia64_dtprel_base (struct bfd_link_info *info)
 static bfd *elfNN_ia64_unwind_entry_compare_bfd;
 
 static int
-elfNN_ia64_unwind_entry_compare (const PTR a, const PTR b)
+elfNN_ia64_unwind_entry_compare (const void * a, const void * b)
 {
   bfd_vma av, bv;
 
@@ -3853,7 +3858,7 @@ elfNN_ia64_relocate_section (bfd *output_bfd,
          if (!info->relocatable
              && (sym_sec->flags & SEC_MERGE) != 0
              && ELF_ST_TYPE (sym->st_info) == STT_SECTION
-             && sym_sec->sec_info_type == ELF_INFO_TYPE_MERGE)
+             && sym_sec->sec_info_type == SEC_INFO_TYPE_MERGE)
            {
              struct elfNN_ia64_local_hash_entry *loc_h;
 
@@ -3911,9 +3916,9 @@ elfNN_ia64_relocate_section (bfd *output_bfd,
            continue;
        }
 
-      if (sym_sec != NULL && elf_discarded_section (sym_sec))
+      if (sym_sec != NULL && discarded_section (sym_sec))
        RELOC_AGAINST_DISCARDED_SECTION (info, input_bfd, input_section,
-                                        rel, relend, howto, contents);
+                                        rel, 1, relend, howto, 0, contents);
 
       if (info->relocatable)
        continue;
@@ -4585,7 +4590,7 @@ elfNN_ia64_finish_dynamic_symbol (bfd *output_bfd,
     }
 
   /* Mark some specially defined symbols as absolute.  */
-  if (strcmp (h->root.root.string, "_DYNAMIC") == 0
+  if (h == ia64_info->root.hdynamic
       || h == ia64_info->root.hgot
       || h == ia64_info->root.hplt)
     sym->st_shndx = SHN_ABS;
@@ -4612,8 +4617,8 @@ elfNN_ia64_finish_dynamic_sections (bfd *abfd,
       asection *sdyn, *sgotplt;
       bfd_vma gp_val;
 
-      sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
-      sgotplt = bfd_get_section_by_name (dynobj, ".got.plt");
+      sdyn = bfd_get_linker_section (dynobj, ".dynamic");
+      sgotplt = bfd_get_linker_section (dynobj, ".got.plt");
       BFD_ASSERT (sdyn != NULL);
       dyncon = (ElfNN_External_Dyn *) sdyn->contents;
       dynconend = (ElfNN_External_Dyn *) (sdyn->contents + sdyn->size);
@@ -4785,7 +4790,7 @@ elfNN_ia64_merge_private_bfd_data (bfd *ibfd, bfd *obfd)
 }
 
 static bfd_boolean
-elfNN_ia64_print_private_bfd_data (bfd *abfd, PTR ptr)
+elfNN_ia64_print_private_bfd_data (bfd *abfd, void * ptr)
 {
   FILE *file = (FILE *) ptr;
   flagword flags = elf_elfheader (abfd)->e_flags;
@@ -4807,7 +4812,9 @@ elfNN_ia64_print_private_bfd_data (bfd *abfd, PTR ptr)
 }
 
 static enum elf_reloc_type_class
-elfNN_ia64_reloc_type_class (const Elf_Internal_Rela *rela)
+elfNN_ia64_reloc_type_class (const struct bfd_link_info *info ATTRIBUTE_UNUSED,
+                            const asection *rel_sec ATTRIBUTE_UNUSED,
+                            const Elf_Internal_Rela *rela)
 {
   switch ((int) ELFNN_R_TYPE (rela->r_info))
     {
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