2009-08-23 H.J. Lu <hongjiu.lu@intel.com>

[deliverable/binutils-gdb.git] / bfd / elfn32-mips.c

diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c
index 4e8a8d7a58c9e549b4ad36b8601f12dadcd835ff..c1016f3f129fde4883ae06716eebd759a0241bae 100644 (file)
--- a/bfd/elfn32-mips.c
+++ b/bfd/elfn32-mips.c
@@ -1717,6 +1717,38 @@ static reloc_howto_type elf_mips_gnu_rela16_s2 =
         0x0000ffff,            /* dst_mask */
         TRUE);                 /* pcrel_offset */
 \f
+/* Originally a VxWorks extension, but now used for other systems too.  */
+static reloc_howto_type elf_mips_copy_howto =
+  HOWTO (R_MIPS_COPY,          /* type */
+        0,                     /* rightshift */
+        0,                     /* this one is variable size */
+        0,                     /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_bitfield, /* complain_on_overflow */
+        bfd_elf_generic_reloc, /* special_function */
+        "R_MIPS_COPY",         /* name */
+        FALSE,                 /* partial_inplace */
+        0x0,                   /* src_mask */
+        0x0,                   /* dst_mask */
+        FALSE);                /* pcrel_offset */
+
+/* Originally a VxWorks extension, but now used for other systems too.  */
+static reloc_howto_type elf_mips_jump_slot_howto =
+  HOWTO (R_MIPS_JUMP_SLOT,     /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        32,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_bitfield, /* complain_on_overflow */
+        bfd_elf_generic_reloc, /* special_function */
+        "R_MIPS_JUMP_SLOT",    /* name */
+        FALSE,                 /* partial_inplace */
+        0x0,                   /* src_mask */
+        0x0,                   /* dst_mask */
+        FALSE);                /* pcrel_offset */
+\f
 /* Set the GP value for OUTPUT_BFD.  Returns FALSE if this is a
    dangerous relocation.  */
 
@@ -2127,6 +2159,10 @@ bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
       return &elf_mips_gnu_vtinherit_howto;
     case BFD_RELOC_VTABLE_ENTRY:
       return &elf_mips_gnu_vtentry_howto;
+    case BFD_RELOC_MIPS_COPY:
+      return &elf_mips_copy_howto;
+    case BFD_RELOC_MIPS_JUMP_SLOT:
+      return &elf_mips_jump_slot_howto;
     default:
       bfd_set_error (bfd_error_bad_value);
       return NULL;
@@ -2163,6 +2199,10 @@ bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
     return &elf_mips_gnu_rel16_s2;
   if (strcasecmp (elf_mips_gnu_rela16_s2.name, r_name) == 0)
     return &elf_mips_gnu_rela16_s2;
+  if (strcasecmp (elf_mips_copy_howto.name, r_name) == 0)
+    return &elf_mips_copy_howto;
+  if (strcasecmp (elf_mips_jump_slot_howto.name, r_name) == 0)
+    return &elf_mips_jump_slot_howto;
 
   return NULL;
 }
@@ -2183,6 +2223,10 @@ mips_elf_n32_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p)
        return &elf_mips_gnu_rela16_s2;
       else
        return &elf_mips_gnu_rel16_s2;
+    case R_MIPS_COPY:
+      return &elf_mips_copy_howto;
+    case R_MIPS_JUMP_SLOT:
+      return &elf_mips_jump_slot_howto;
     default:
       if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
        {
@@ -2245,7 +2289,7 @@ mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym)
   if (SGI_COMPAT (abfd))
     return (sym->flags & BSF_SECTION_SYM) == 0;
   else
-    return ((sym->flags & (BSF_GLOBAL | BSF_WEAK)) != 0
+    return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0
            || bfd_is_und_section (bfd_get_section (sym))
            || bfd_is_com_section (bfd_get_section (sym)));
 }
@@ -2444,7 +2488,10 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
 #define elf_backend_may_use_rel_p      1
 #define elf_backend_may_use_rela_p     1
 #define elf_backend_default_use_rela_p 1
+#define elf_backend_rela_plts_and_copies_p 0
 #define elf_backend_sign_extend_vma    TRUE
+#define elf_backend_plt_readonly       1
+#define elf_backend_plt_sym_val                _bfd_mips_elf_plt_sym_val
 
 #define elf_backend_discard_info       _bfd_mips_elf_discard_info
 #define elf_backend_ignore_discarded_relocs \