Correct "ld --help" to display "-z stack-size=SIZE"
[deliverable/binutils-gdb.git] / bfd / xcofflink.c
index 952297451b988566864332291124a71925df6b05..8121c7e2ef279be8362ea84cf3fe91124135b795 100644 (file)
@@ -1,5 +1,5 @@
 /* POWER/PowerPC XCOFF linker support.
-   Copyright (C) 1995-2014 Free Software Foundation, Inc.
+   Copyright (C) 1995-2017 Free Software Foundation, Inc.
    Written by Ian Lance Taylor <ian@cygnus.com>, Cygnus Support.
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -828,9 +828,9 @@ xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info)
      output file.  */
    if (info->output_bfd->xvec != abfd->xvec)
     {
-      (*_bfd_error_handler)
-       (_("%s: XCOFF shared object when not producing XCOFF output"),
-        bfd_get_filename (abfd));
+      _bfd_error_handler
+       (_("%B: XCOFF shared object when not producing XCOFF output"),
+        abfd);
       bfd_set_error (bfd_error_invalid_operation);
       return FALSE;
     }
@@ -849,9 +849,9 @@ xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info)
   lsec = bfd_get_section_by_name (abfd, ".loader");
   if (lsec == NULL)
     {
-      (*_bfd_error_handler)
-       (_("%s: dynamic object with no .loader section"),
-        bfd_get_filename (abfd));
+      _bfd_error_handler
+       (_("%B: dynamic object with no .loader section"),
+        abfd);
       bfd_set_error (bfd_error_no_symbols);
       return FALSE;
     }
@@ -997,7 +997,7 @@ xcoff_link_add_dynamic_symbols (bfd *abfd, struct bfd_link_info *info)
     return FALSE;
   n->next = NULL;
 
-  if (abfd->my_archive == NULL)
+  if (abfd->my_archive == NULL || bfd_is_thin_archive (abfd->my_archive))
     {
       if (!bfd_xcoff_split_import_path (abfd, abfd->filename,
                                        &n->path, &n->file))
@@ -1050,7 +1050,7 @@ xcoff_link_create_extra_sections (bfd * abfd, struct bfd_link_info *info)
         won't work if we're producing an XCOFF output file with no
         XCOFF input files.  FIXME.  */
 
-      if (!info->relocatable
+      if (!bfd_link_relocatable (info)
          && xcoff_hash_table (info)->loader_section == NULL)
        {
          asection *lsec;
@@ -1408,7 +1408,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
              enclosing = xcoff_section_data (abfd, csect)->enclosing;
              if (enclosing == NULL)
                {
-                 (*_bfd_error_handler)
+                 _bfd_error_handler
+                   /* xgettext:c-format */
                    (_("%B: `%s' has line numbers but no enclosing section"),
                     abfd, name);
                  bfd_set_error (bfd_error_bad_value);
@@ -1460,7 +1461,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
       /* Pick up the csect auxiliary information.  */
       if (sym.n_numaux == 0)
        {
-         (*_bfd_error_handler)
+         _bfd_error_handler
+           /* xgettext:c-format */
            (_("%B: class %d symbol `%s' has no aux entries"),
             abfd, sym.n_sclass, name);
          bfd_set_error (bfd_error_bad_value);
@@ -1482,7 +1484,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
       switch (smtyp)
        {
        default:
-         (*_bfd_error_handler)
+         _bfd_error_handler
+           /* xgettext:c-format */
            (_("%B: symbol `%s' has unrecognized csect type %d"),
             abfd, name, smtyp);
          bfd_set_error (bfd_error_bad_value);
@@ -1494,7 +1497,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
              || sym.n_scnum != N_UNDEF
              || aux.x_csect.x_scnlen.l != 0)
            {
-             (*_bfd_error_handler)
+             _bfd_error_handler
+               /* xgettext:c-format */
                (_("%B: bad XTY_ER symbol `%s': class %d scnum %d scnlen %d"),
                 abfd, name, sym.n_sclass, sym.n_scnum,
                 aux.x_csect.x_scnlen.l);
@@ -1523,7 +1527,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
              if (sym.n_sclass != C_HIDEXT
                  || aux.x_csect.x_scnlen.l != 0)
                {
-                 (*_bfd_error_handler)
+                 _bfd_error_handler
+                   /* xgettext:c-format */
                    (_("%B: XMC_TC0 symbol `%s' is class %d scnlen %d"),
                     abfd, name, sym.n_sclass, aux.x_csect.x_scnlen.l);
                  bfd_set_error (bfd_error_bad_value);
@@ -1669,7 +1674,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
                    || ((bfd_vma) sym.n_value + aux.x_csect.x_scnlen.l
                        > enclosing->vma + enclosing->size)))
              {
-               (*_bfd_error_handler)
+               _bfd_error_handler
+                 /* xgettext:c-format */
                  (_("%B: csect `%s' not in enclosing section"),
                   abfd, name);
                bfd_set_error (bfd_error_bad_value);
@@ -1776,7 +1782,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
              }
            if (bad)
              {
-               (*_bfd_error_handler)
+               _bfd_error_handler
+                 /* xgettext:c-format */
                  (_("%B: misplaced XTY_LD `%s'"),
                   abfd, name);
                bfd_set_error (bfd_error_bad_value);
@@ -1992,9 +1999,10 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
                     sure the XCOFF linker is wholly prepared to
                     handle them, and that would only be a warning,
                     not an error.  */
-                 if (! ((*info->callbacks->multiple_definition)
-                        (info, &(*sym_hash)->root, NULL, NULL, (bfd_vma) 0)))
-                   goto error_return;
+                 (*info->callbacks->multiple_definition) (info,
+                                                          &(*sym_hash)->root,
+                                                          NULL, NULL,
+                                                          (bfd_vma) 0);
                  /* Try not to give this error too many times.  */
                  (*sym_hash)->flags &= ~XCOFF_MULTIPLY_DEFINED;
                }
@@ -2095,7 +2103,8 @@ xcoff_link_add_symbols (bfd *abfd, struct bfd_link_info *info)
            {
              if (*rel_csect == NULL)
                {
-                 (*_bfd_error_handler)
+                 _bfd_error_handler
+                   /* xgettext:c-format */
                    (_("%B: reloc %s:%d not in csect"),
                     abfd, o->name, i);
                  bfd_set_error (bfd_error_bad_value);
@@ -2291,7 +2300,7 @@ xcoff_link_check_dynamic_ar_symbols (bfd *abfd,
        {
          if (!(*info->callbacks
                ->add_archive_element) (info, abfd, name, subsbfd))
-           return FALSE;
+           continue;
          *pneeded = TRUE;
          return TRUE;
        }
@@ -2363,7 +2372,7 @@ xcoff_link_check_ar_symbols (bfd *abfd,
            {
              if (!(*info->callbacks
                    ->add_archive_element) (info, abfd, name, subsbfd))
-               return FALSE;
+               continue;
              *pneeded = TRUE;
              return TRUE;
            }
@@ -2700,7 +2709,7 @@ xcoff_mark_symbol (struct bfd_link_info *info, struct xcoff_link_hash_entry *h)
 
   /* If we're marking an undefined symbol, try find some way of
      defining it.  */
-  if (!info->relocatable
+  if (!bfd_link_relocatable (info)
       && (h->flags & XCOFF_IMPORT) == 0
       && (h->flags & XCOFF_DEF_REGULAR) == 0
       && (h->root.type == bfd_link_hash_undefined
@@ -3117,11 +3126,8 @@ bfd_xcoff_import_symbol (bfd *output_bfd,
       if (h->root.type == bfd_link_hash_defined
          && (! bfd_is_abs_section (h->root.u.def.section)
              || h->root.u.def.value != val))
-       {
-         if (! ((*info->callbacks->multiple_definition)
-                (info, &h->root, output_bfd, bfd_abs_section_ptr, val)))
-           return FALSE;
-       }
+       (*info->callbacks->multiple_definition) (info, &h->root, output_bfd,
+                                                bfd_abs_section_ptr, val);
 
       h->root.type = bfd_link_hash_defined;
       h->root.u.def.section = bfd_abs_section_ptr;
@@ -3189,7 +3195,7 @@ bfd_xcoff_link_count_reloc (bfd *output_bfd,
                                     FALSE));
   if (h == NULL)
     {
-      (*_bfd_error_handler) (_("%s: no such symbol"), name);
+      _bfd_error_handler (_("%s: no such symbol"), name);
       bfd_set_error (bfd_error_no_symbols);
       return FALSE;
     }
@@ -3293,7 +3299,7 @@ xcoff_build_ldsym (struct xcoff_loader_info *ldinfo,
   if ((h->flags & XCOFF_EXPORT) != 0
       && (h->flags & XCOFF_WAS_UNDEFINED) != 0)
     {
-      (*_bfd_error_handler)
+      _bfd_error_handler
        (_("warning: attempt to export undefined symbol `%s'"),
         h->root.root.string);
       return TRUE;
@@ -3672,7 +3678,7 @@ bfd_xcoff_size_dynamic_sections (bfd *output_bfd,
                                     "__rtinit", FALSE, FALSE, TRUE);
       if (hsym == NULL)
        {
-         (*_bfd_error_handler)
+         _bfd_error_handler
            (_("error: undefined symbol __rtinit"));
          return FALSE;
        }
@@ -3714,7 +3720,7 @@ bfd_xcoff_size_dynamic_sections (bfd *output_bfd,
     }
 
   /* Garbage collect unused sections.  */
-  if (info->relocatable || !gc)
+  if (bfd_link_relocatable (info) || !gc)
     {
       gc = FALSE;
       xcoff_hash_table (info)->gc = FALSE;
@@ -4051,7 +4057,8 @@ xcoff_create_ldrel (bfd *output_bfd, struct xcoff_final_link_info *flinfo,
        ldrel.l_symndx = 2;
       else
        {
-         (*_bfd_error_handler)
+         _bfd_error_handler
+           /* xgettext:c-format */
            (_("%B: loader reloc in unrecognized section `%s'"),
             reference_bfd, secname);
          bfd_set_error (bfd_error_nonrepresentable_section);
@@ -4062,7 +4069,8 @@ xcoff_create_ldrel (bfd *output_bfd, struct xcoff_final_link_info *flinfo,
     {
       if (h->ldindx < 0)
        {
-         (*_bfd_error_handler)
+         _bfd_error_handler
+           /* xgettext:c-format */
            (_("%B: `%s' in loader reloc but not loader sym"),
             reference_bfd, h->root.root.string);
          bfd_set_error (bfd_error_bad_value);
@@ -4078,7 +4086,8 @@ xcoff_create_ldrel (bfd *output_bfd, struct xcoff_final_link_info *flinfo,
   if (xcoff_hash_table (flinfo->info)->textro
       && strcmp (output_section->name, ".text") == 0)
     {
-      (*_bfd_error_handler)
+      _bfd_error_handler
+       /* xgettext:c-format */
        (_("%B: loader reloc in read-only section %A"),
         reference_bfd, output_section);
       bfd_set_error (bfd_error_invalid_operation);
@@ -4145,7 +4154,7 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo,
   if (! flinfo->info->keep_memory)
     copy = TRUE;
   hash = TRUE;
-  if ((output_bfd->flags & BFD_TRADITIONAL_FORMAT) != 0)
+  if (flinfo->info->traditional_format)
     hash = FALSE;
 
   if (! _bfd_coff_get_external_symbols (input_bfd))
@@ -4942,10 +4951,9 @@ xcoff_link_input_bfd (struct xcoff_final_link_info *flinfo,
                               if (name == NULL)
                                 return FALSE;
 
-                              if (!(*flinfo->info->callbacks->unattached_reloc)
-                                  (flinfo->info, name, input_bfd, o,
-                                   irel->r_vaddr))
-                                return FALSE;
+                             (*flinfo->info->callbacks->unattached_reloc)
+                               (flinfo->info, name,
+                                input_bfd, o, irel->r_vaddr);
                             }
                        }
                    }
@@ -5103,7 +5111,7 @@ xcoff_find_tc0 (bfd *output_bfd, struct xcoff_final_link_info *flinfo)
       /* Make sure that the start of the TOC is also within range.  */
       if (best_address > toc_start + 0x8000)
        {
-         (*_bfd_error_handler)
+         _bfd_error_handler
            (_("TOC overflow: 0x%lx > 0x10000; try -mminimal-toc "
               "when compiling"),
             (unsigned long) (toc_end - toc_start));
@@ -5118,7 +5126,8 @@ xcoff_find_tc0 (bfd *output_bfd, struct xcoff_final_link_info *flinfo)
   xcoff_data (output_bfd)->sntoc = section_index;
 
   /* Fill out the TC0 symbol.  */
-  if (!bfd_xcoff_put_symbol_name (output_bfd, flinfo->strtab, &irsym, "TOC"))
+  if (!bfd_xcoff_put_symbol_name (output_bfd, flinfo->info, flinfo->strtab,
+                                 &irsym, "TOC"))
     return FALSE;
   irsym.n_value = best_address;
   irsym.n_scnum = section_index;
@@ -5383,7 +5392,8 @@ xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf)
         the reloc.  */
       if (flinfo->info->strip != strip_all)
        {
-         result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->strtab,
+         result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->info,
+                                             flinfo->strtab,
                                              &irsym, h->root.root.string);
          if (!result)
            return FALSE;
@@ -5557,8 +5567,8 @@ xcoff_write_global_symbol (struct bfd_hash_entry *bh, void * inf)
 
   h->indx = obj_raw_syment_count (output_bfd);
 
-  result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->strtab, &isym,
-                                     h->root.root.string);
+  result = bfd_xcoff_put_symbol_name (output_bfd, flinfo->info, flinfo->strtab,
+                                     &isym, h->root.root.string);
   if (!result)
     return FALSE;
 
@@ -5710,9 +5720,8 @@ xcoff_reloc_link_order (bfd *output_bfd,
                                     FALSE, FALSE, TRUE));
   if (h == NULL)
     {
-      if (! ((*flinfo->info->callbacks->unattached_reloc)
-            (flinfo->info, link_order->u.reloc.p->u.name, NULL, NULL, (bfd_vma) 0)))
-       return FALSE;
+      (*flinfo->info->callbacks->unattached_reloc)
+       (flinfo->info, link_order->u.reloc.p->u.name, NULL, NULL, (bfd_vma) 0);
       return TRUE;
     }
 
@@ -5738,7 +5747,7 @@ xcoff_reloc_link_order (bfd *output_bfd,
 
       size = bfd_get_reloc_size (howto);
       buf = bfd_zmalloc (size);
-      if (buf == NULL)
+      if (buf == NULL && size != 0)
        return FALSE;
 
       rstat = _bfd_relocate_contents (howto, output_bfd, addend, buf);
@@ -5750,13 +5759,9 @@ xcoff_reloc_link_order (bfd *output_bfd,
        case bfd_reloc_outofrange:
          abort ();
        case bfd_reloc_overflow:
-         if (! ((*flinfo->info->callbacks->reloc_overflow)
-                (flinfo->info, NULL, link_order->u.reloc.p->u.name,
-                 howto->name, addend, NULL, NULL, (bfd_vma) 0)))
-           {
-             free (buf);
-             return FALSE;
-           }
+         (*flinfo->info->callbacks->reloc_overflow)
+           (flinfo->info, NULL, link_order->u.reloc.p->u.name,
+            howto->name, addend, NULL, NULL, (bfd_vma) 0);
          break;
        }
       ok = bfd_set_section_contents (output_bfd, output_section, (void *) buf,
@@ -5830,7 +5835,7 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
   file_ptr pos;
   bfd_size_type amt;
 
-  if (info->shared)
+  if (bfd_link_pic (info))
     abfd->flags |= DYNAMIC;
 
   symesz = bfd_coff_symesz (abfd);
@@ -6280,10 +6285,9 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
            {
              if ((*rel_hash)->indx < 0)
                {
-                 if (! ((*info->callbacks->unattached_reloc)
-                        (info, (*rel_hash)->root.root.string,
-                         NULL, o, irel->r_vaddr)))
-                   goto error_return;
+                 (*info->callbacks->unattached_reloc)
+                   (info, (*rel_hash)->root.root.string,
+                    NULL, o, irel->r_vaddr);
                  (*rel_hash)->indx = 0;
                }
              irel->r_symndx = (*rel_hash)->indx;
@@ -6296,10 +6300,9 @@ _bfd_xcoff_bfd_final_link (bfd *abfd, struct bfd_link_info *info)
        {
          if (toc_rel_hash->h->u.toc_indx < 0)
            {
-             if (! ((*info->callbacks->unattached_reloc)
-                    (info, toc_rel_hash->h->root.root.string,
-                     NULL, o, toc_rel_hash->rel->r_vaddr)))
-               goto error_return;
+             (*info->callbacks->unattached_reloc)
+               (info, toc_rel_hash->h->root.root.string,
+                NULL, o, toc_rel_hash->rel->r_vaddr);
              toc_rel_hash->h->u.toc_indx = 0;
            }
          toc_rel_hash->rel->r_symndx = toc_rel_hash->h->u.toc_indx;
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