daily update

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

diff --git a/bfd/elfxx-ia64.c b/bfd/elfxx-ia64.c
index 11bba4e883ce5fcb4c6754b97d8c608f0ab7d397..2fc555083f2a72c4f8f1e88550ba068d2db777d8 100644 (file)
--- a/bfd/elfxx-ia64.c
+++ b/bfd/elfxx-ia64.c
@@ -1424,22 +1424,15 @@ elfNN_ia64_relax_ldxmov (contents, off)
 /* Return TRUE if NAME is an unwind table section name.  */
 
 static inline bfd_boolean
-is_unwind_section_name (abfd, name)
-       bfd *abfd;
-       const char *name;
+is_unwind_section_name (bfd *abfd, const char *name)
 {
-  size_t len1, len2, len3;
-
   if (elfNN_ia64_hpux_vec (abfd->xvec)
       && !strcmp (name, ELF_STRING_ia64_unwind_hdr))
     return FALSE;
 
-  len1 = sizeof (ELF_STRING_ia64_unwind) - 1;
-  len2 = sizeof (ELF_STRING_ia64_unwind_info) - 1;
-  len3 = sizeof (ELF_STRING_ia64_unwind_once) - 1;
-  return ((strncmp (name, ELF_STRING_ia64_unwind, len1) == 0
-          && strncmp (name, ELF_STRING_ia64_unwind_info, len2) != 0)
-         || strncmp (name, ELF_STRING_ia64_unwind_once, len3) == 0);
+  return ((CONST_STRNEQ (name, ELF_STRING_ia64_unwind)
+          && ! CONST_STRNEQ (name, ELF_STRING_ia64_unwind_info))
+         || CONST_STRNEQ (name, ELF_STRING_ia64_unwind_once));
 }
 
 /* Handle an IA-64 specific section when reading an object file.  This
@@ -2216,7 +2209,7 @@ addend_compare (const void *xp, const void *yp)
   const struct elfNN_ia64_dyn_sym_info *y
     = (const struct elfNN_ia64_dyn_sym_info *) yp;
 
-  return x->addend - y->addend;
+  return x->addend < y->addend ? -1 : x->addend > y->addend ? 1 : 0;
 }
 
 /* Sort elfNN_ia64_dyn_sym_info array and remove duplicates.  */
@@ -2621,10 +2614,10 @@ get_reloc_section (abfd, ia64_info, sec, create)
   if (srel_name == NULL)
     return NULL;
 
-  BFD_ASSERT ((strncmp (srel_name, ".rela", 5) == 0
+  BFD_ASSERT ((CONST_STRNEQ (srel_name, ".rela")
               && strcmp (bfd_get_section_name (abfd, sec),
                          srel_name+5) == 0)
-             || (strncmp (srel_name, ".rel", 4) == 0
+             || (CONST_STRNEQ (srel_name, ".rel")
                  && strcmp (bfd_get_section_name (abfd, sec),
                             srel_name+4) == 0));
 
@@ -2741,7 +2734,7 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
         have yet been processed.  Do something with what we know, as
         this may help reduce memory usage and processing time later.  */
       maybe_dynamic = (h && ((!info->executable
-                             && (!info->symbolic
+                             && (!SYMBOLIC_BIND (info, h)
                                  || info->unresolved_syms_in_shared_libs == RM_IGNORE))
                             || !h->def_regular
                             || h->root.type == bfd_link_hash_defweak));
@@ -2913,7 +2906,7 @@ elfNN_ia64_check_relocs (abfd, info, sec, relocs)
         have yet been processed.  Do something with what we know, as
         this may help reduce memory usage and processing time later.  */
       maybe_dynamic = (h && ((!info->executable
-                             && (!info->symbolic
+                             && (!SYMBOLIC_BIND (info, h)
                                  || info->unresolved_syms_in_shared_libs == RM_IGNORE))
                             || !h->def_regular
                             || h->root.type == bfd_link_hash_defweak));
@@ -3702,7 +3695,7 @@ elfNN_ia64_size_dynamic_sections (output_bfd, info)
 
          if (strcmp (name, ".got.plt") == 0)
            strip = FALSE;
-         else if (strncmp (name, ".rel", 4) == 0)
+         else if (CONST_STRNEQ (name, ".rel"))
            {
              if (!strip)
                {
@@ -4758,6 +4751,12 @@ elfNN_ia64_relocate_section (output_bfd, info, input_bfd, input_section,
        case R_IA64_LTV32LSB:
        case R_IA64_LTV64MSB:
        case R_IA64_LTV64LSB:
+         /* r_symndx will be zero only for relocs against symbols
+            from removed linkonce sections, or sections discarded by
+            a linker script.  */
+         if (r_symndx == 0)
+           value = 0;
+
          r = elfNN_ia64_install_value (hit_addr, value, r_type);
          break;
 
@@ -5569,9 +5568,9 @@ elfNN_ia64_reloc_type_class (rela)
 
 static const struct bfd_elf_special_section elfNN_ia64_special_sections[] =
 {
-  { ".sbss",  5, -1, SHT_NOBITS,   SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT },
-  { ".sdata", 6, -1, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT },
-  { NULL,        0, 0, 0,            0 }
+  { STRING_COMMA_LEN (".sbss"),  -1, SHT_NOBITS,   SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT },
+  { STRING_COMMA_LEN (".sdata"), -1, SHT_PROGBITS, SHF_ALLOC + SHF_WRITE + SHF_IA_64_SHORT },
+  { NULL,                    0,   0, 0,            0 }
 };
 
 static bfd_boolean
@@ -5598,7 +5597,7 @@ elfNN_ia64_object_p (bfd *abfd)
       if (elf_sec_group (sec) == NULL
          && ((sec->flags & (SEC_LINK_ONCE | SEC_CODE | SEC_GROUP))
              == (SEC_LINK_ONCE | SEC_CODE))
-         && strncmp (sec->name, ".gnu.linkonce.t.", 16) == 0)
+         && CONST_STRNEQ (sec->name, ".gnu.linkonce.t."))
        {
          name = sec->name + 16;
 
@@ -5769,6 +5768,8 @@ elfNN_hpux_backend_symbol_processing (bfd *abfd ATTRIBUTE_UNUSED,
        elfNN_ia64_adjust_dynamic_symbol
 #define elf_backend_size_dynamic_sections \
        elfNN_ia64_size_dynamic_sections
+#define elf_backend_omit_section_dynsym \
+  ((bfd_boolean (*) (bfd *, struct bfd_link_info *, asection *)) bfd_true)
 #define elf_backend_relocate_section \
        elfNN_ia64_relocate_section
 #define elf_backend_finish_dynamic_symbol \