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[deliverable/binutils-gdb.git] / bfd / elfnn-ia64.c

diff --git a/bfd/elfnn-ia64.c b/bfd/elfnn-ia64.c
index 842417a046b178b64bc2c76018a8af8dc6755de3..a80e5b8e2fd8567cdcf791a2435b5ad164182078 100644 (file)
--- a/bfd/elfnn-ia64.c
+++ b/bfd/elfnn-ia64.c
@@ -1,5 +1,5 @@
 /* IA-64 support for 64-bit ELF
-   Copyright (C) 1998-2018 Free Software Foundation, Inc.
+   Copyright (C) 1998-2019 Free Software Foundation, Inc.
    Contributed by David Mosberger-Tang <davidm@hpl.hp.com>
 
    This file is part of BFD, the Binary File Descriptor library.
@@ -27,7 +27,6 @@
 #include "elf/ia64.h"
 #include "objalloc.h"
 #include "hashtab.h"
-#include "bfd_stdint.h"
 #include "elfxx-ia64.h"
 
 #define ARCH_SIZE      NN
@@ -197,13 +196,24 @@ static asection *get_pltoff
 
 /* Given a ELF reloc, return the matching HOWTO structure.  */
 
-static void
+static bfd_boolean
 elfNN_ia64_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED,
                          arelent *bfd_reloc,
                          Elf_Internal_Rela *elf_reloc)
 {
-  bfd_reloc->howto
-    = ia64_elf_lookup_howto ((unsigned int) ELFNN_R_TYPE (elf_reloc->r_info));
+  unsigned int r_type = ELF32_R_TYPE (elf_reloc->r_info);
+
+  bfd_reloc->howto = ia64_elf_lookup_howto (r_type);
+  if (bfd_reloc->howto == NULL)
+    {
+      /* xgettext:c-format */
+      _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
+                         abfd, r_type);
+      bfd_set_error (bfd_error_bad_value);
+      return FALSE;
+    }
+
+  return TRUE;
 }
 \f
 #define PLT_HEADER_SIZE                (3 * 16)
@@ -593,6 +603,9 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
                     1, change it to slot 2.  */
                  if ((irel->r_offset & 3) == 1)
                    irel->r_offset += 1;
+
+                 changed_contents = TRUE;
+                 changed_relocs = TRUE;
                }
 
              continue;
@@ -607,6 +620,9 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
 
              /* Make the relocation offset point to slot 1.  */
              irel->r_offset = (irel->r_offset & ~((bfd_vma) 0x3)) + 1;
+
+             changed_contents = TRUE;
+             changed_relocs = TRUE;
              continue;
            }
 
@@ -617,8 +633,8 @@ elfNN_ia64_relax_section (bfd *abfd, asection *sec,
            {
              _bfd_error_handler
                /* xgettext:c-format */
-               (_("%pB: Can't relax br at %#" PRIx64 " in section `%pA'."
-                  " Please use brl or indirect branch."),
+               (_("%pB: can't relax br at %#" PRIx64 " in section `%pA';"
+                  " please use brl or indirect branch"),
                 sec->owner, (uint64_t) roff, sec);
              bfd_set_error (bfd_error_bad_value);
              goto error_return;
@@ -3842,15 +3858,21 @@ elfNN_ia64_relocate_section (bfd *output_bfd,
       r_type = ELFNN_R_TYPE (rel->r_info);
       if (r_type > R_IA64_MAX_RELOC_CODE)
        {
-         _bfd_error_handler
-           /* xgettext:c-format */
-           (_("%pB: unknown relocation type %d"), input_bfd, (int) r_type);
+         /* xgettext:c-format */
+         _bfd_error_handler (_("%pB: unsupported relocation type %#x"),
+                             input_bfd, (int) r_type);
          bfd_set_error (bfd_error_bad_value);
          ret_val = FALSE;
          continue;
        }
 
       howto = ia64_elf_lookup_howto (r_type);
+      if (howto == NULL)
+       {
+         ret_val = FALSE;
+         continue;
+       }
+
       r_symndx = ELFNN_R_SYM (rel->r_info);
       h = NULL;
       sym = NULL;
@@ -5065,6 +5087,7 @@ elfNN_hpux_backend_symbol_processing (bfd *abfd ATTRIBUTE_UNUSED,
        elfNN_ia64_print_private_bfd_data
 
 #define elf_backend_plt_readonly       1
+#define elf_backend_can_gc_sections    1
 #define elf_backend_want_plt_sym       0
 #define elf_backend_plt_alignment      5
 #define elf_backend_got_header_size    0