Run --gc-sections tests only if supported.

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

diff --git a/bfd/elf32-ppc.c b/bfd/elf32-ppc.c
index 7e66134e366ac9c10c9650df499c86e8dc3c13b5..cfb473479f9dc84f0d61fe71d0d9ebc1b3335d59 100644 (file)
--- a/bfd/elf32-ppc.c
+++ b/bfd/elf32-ppc.c
@@ -3697,7 +3697,7 @@ ppc_elf_check_relocs (bfd *abfd,
            {
              /* It does not make sense to have a procedure linkage
                 table entry for a local symbol.  */
-             info->callbacks->einfo (_("%H: %s reloc against local symbol\n"),
+             info->callbacks->einfo (_("%P: %H: %s reloc against local symbol\n"),
                                      abfd, sec, rel->r_offset,
                                      ppc_elf_howto_table[r_type]->name);
              bfd_set_error (bfd_error_bad_value);
@@ -4256,8 +4256,27 @@ ppc_elf_select_plt_layout (bfd *output_bfd ATTRIBUTE_UNUSED,
 
   if (htab->plt_type == PLT_UNSET)
     {
+      struct elf_link_hash_entry *h;
+
       if (plt_style == PLT_OLD)
        htab->plt_type = PLT_OLD;
+      else if (info->shared
+              && htab->elf.dynamic_sections_created
+              && (h = elf_link_hash_lookup (&htab->elf, "_mcount",
+                                            FALSE, FALSE, TRUE)) != NULL
+              && (h->type == STT_FUNC
+                  || h->needs_plt)
+              && h->ref_regular
+              && !(SYMBOL_CALLS_LOCAL (info, h)
+                   || (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT
+                       && h->root.type == bfd_link_hash_undefweak)))
+       {
+         /* Profiling of shared libs (and pies) is not supported with
+            secure plt, because ppc32 does profiling before a
+            function prologue and a secure plt pic call stubs needs
+            r30 to be set up.  */
+         htab->plt_type = PLT_OLD;
+       }
       else
        {
          bfd *ibfd;
@@ -4285,7 +4304,13 @@ ppc_elf_select_plt_layout (bfd *output_bfd ATTRIBUTE_UNUSED,
        }
     }
   if (htab->plt_type == PLT_OLD && plt_style == PLT_NEW)
-    info->callbacks->info (_("Using bss-plt due to %B"), htab->old_bfd);
+    {
+      if (htab->old_bfd != NULL)
+       info->callbacks->einfo (_("%P: bss-plt forced due to %B\n"),
+                               htab->old_bfd);
+      else
+       info->callbacks->einfo (_("%P: bss-plt forced by profiling\n"));
+    }
 
   BFD_ASSERT (htab->plt_type != PLT_VXWORKS);
 
@@ -5016,7 +5041,7 @@ ppc_elf_adjust_dynamic_symbol (struct bfd_link_info *info,
 
   if (h->size == 0)
     {
-      info->callbacks->einfo (_("dynamic variable `%s' is zero size\n"),
+      info->callbacks->einfo (_("%P: dynamic variable `%s' is zero size\n"),
                              h->root.root.string);
       return TRUE;
     }
@@ -7235,7 +7260,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
        {
        default:
          info->callbacks->einfo
-           (_("%B: unknown relocation type %d for symbol %s\n"),
+           (_("%P: %B: unknown relocation type %d for symbol %s\n"),
             input_bfd, (int) r_type, sym_name);
 
          bfd_set_error (bfd_error_bad_value);
@@ -7496,7 +7521,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
               got at entry m+n bears little relation to the entry m.  */
            if (addend != 0)
              info->callbacks->einfo
-               (_("%H: non-zero addend on %s reloc against `%s'\n"),
+               (_("%P: %H: non-zero addend on %s reloc against `%s'\n"),
                 input_bfd, input_section, rel->r_offset,
                 howto->name,
                 sym_name);
@@ -7692,7 +7717,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
                             So we'll segfault when trying to run the
                             indirection function to resolve the reloc.  */
                          info->callbacks->einfo
-                           (_("%H: relocation %s for indirect "
+                           (_("%P: %H: relocation %s for indirect "
                               "function %s unsupported\n"),
                             input_bfd, input_section, rel->r_offset,
                             howto->name,
@@ -7920,7 +7945,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
                       && (name[5] == 0 || name[5] == '.'))))
              {
                info->callbacks->einfo
-                 (_("%B: the target (%s) of a %s relocation is "
+                 (_("%P: %B: the target (%s) of a %s relocation is "
                     "in the wrong output section (%s)\n"),
                   input_bfd,
                   sym_name,
@@ -7950,7 +7975,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
                   || CONST_STRNEQ (name, ".sbss2")))
              {
                info->callbacks->einfo
-                 (_("%B: the target (%s) of a %s relocation is "
+                 (_("%P: %B: the target (%s) of a %s relocation is "
                     "in the wrong output section (%s)\n"),
                   input_bfd,
                   sym_name,
@@ -7997,7 +8022,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
            else
              {
                info->callbacks->einfo
-                 (_("%B: the target (%s) of a %s relocation is "
+                 (_("%P: %B: the target (%s) of a %s relocation is "
                     "in the wrong output section (%s)\n"),
                   input_bfd,
                   sym_name,
@@ -8069,7 +8094,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
        case R_PPC_EMB_RELST_HA:
        case R_PPC_EMB_BIT_FLD:
          info->callbacks->einfo
-           (_("%B: relocation %s is not yet supported for symbol %s\n"),
+           (_("%P: %B: relocation %s is not yet supported for symbol %s\n"),
             input_bfd,
             howto->name,
             sym_name);
@@ -8128,7 +8153,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
               && h->def_dynamic))
        {
          info->callbacks->einfo
-           (_("%H: unresolvable %s relocation against symbol `%s'\n"),
+           (_("%P: %H: unresolvable %s relocation against symbol `%s'\n"),
             input_bfd, input_section, rel->r_offset,
             howto->name,
             sym_name);
@@ -8175,7 +8200,7 @@ ppc_elf_relocate_section (bfd *output_bfd,
          else
            {
              info->callbacks->einfo
-               (_("%H: %s reloc against `%s': error %d\n"),
+               (_("%P: %H: %s reloc against `%s': error %d\n"),
                 input_bfd, input_section, rel->r_offset,
                 howto->name, sym_name, (int) r);
              ret = FALSE;
@@ -8666,7 +8691,7 @@ ppc_elf_finish_dynamic_sections (bfd *output_bfd,
        }
       else
        {
-         info->callbacks->einfo (_("%s not defined in linker created %s\n"),
+         info->callbacks->einfo (_("%P: %s not defined in linker created %s\n"),
                                  htab->elf.hgot->root.root.string,
                                  (htab->sgotplt != NULL
                                   ? htab->sgotplt->name : htab->got->name));