* elf32-sh.c (sh_elf_optimized_tls_reloc, sh_elf_mkobject,
authorKaz Kojima <kkojima@rr.iij4u.or.jp>
Fri, 11 Oct 2002 14:32:03 +0000 (14:32 +0000)
committerKaz Kojima <kkojima@rr.iij4u.or.jp>
Fri, 11 Oct 2002 14:32:03 +0000 (14:32 +0000)
sh_elf_object_p, dtpoff_base): New functions.
(sh_elf_howto_table): Add TLS relocs.
(sh_reloc_map): Likewise.
(sh_elf_info_to_howto): Support TLS relocs.
(elf_sh_link_hash_entry): Add tls_type and tls_tpoff32.
(sh_elf_hash_entry, sh_elf_tdata, sh_elf_local_got_tls_type):
New macros.
(sh_elf_obj_tdata): New.
(elf_sh_link_hash_table): Add tls_ldm_got.
(sh_elf_link_hash_table_create): Clear refcount of tls_ldm_got.
(allocate_dynrelocs): Support TLS relocs.
(sh_elf_size_dynamic_sections): Likewise.
(sh_elf_relocate_section): Support TLS relocs.  Don't try to find
.rela.got section when found already.  Return false after printing
error about unresolvable relocation.
(sh_elf_gc_sweep_hook): Support TLS relocs.
(sh_elf_check_relocs): Likewise.
(sh_elf_finish_dynamic_symbol): Likewise.
(bfd_elf32_mkobject, elf_backend_object_p): Define for TLS case.
* reloc.c: Add SH TLS relocs.
* libbfd.h: Regenerate.

bfd/elf32-sh.c
bfd/libbfd.h
bfd/reloc.c

index 5fe0f58..53d2841 100644 (file)
@@ -59,6 +59,12 @@ static bfd_byte *sh_elf_get_relocated_section_contents
 static void sh_elf_copy_indirect_symbol
   PARAMS ((struct elf_backend_data *, struct elf_link_hash_entry *,
           struct elf_link_hash_entry *));
+static int sh_elf_optimized_tls_reloc
+  PARAMS ((struct bfd_link_info *, int, int));
+static boolean sh_elf_mkobject
+  PARAMS((bfd *));
+static boolean sh_elf_object_p
+  PARAMS((bfd *));
 static boolean sh_elf_check_relocs
   PARAMS ((bfd *, struct bfd_link_info *, asection *,
           const Elf_Internal_Rela *));
@@ -82,6 +88,8 @@ static boolean create_got_section
   PARAMS((bfd *, struct bfd_link_info *));
 static boolean sh_elf_create_dynamic_sections
   PARAMS ((bfd *, struct bfd_link_info *));
+static bfd_vma dtpoff_base
+  PARAMS ((struct bfd_link_info *));
 static asection * sh_elf_gc_mark_hook
   PARAMS ((asection *, struct bfd_link_info *, Elf_Internal_Rela *,
           struct elf_link_hash_entry *, Elf_Internal_Sym *));
@@ -713,14 +721,119 @@ static reloc_howto_type sh_elf_howto_table[] =
   EMPTY_HOWTO (141),
   EMPTY_HOWTO (142),
   EMPTY_HOWTO (143),
-  EMPTY_HOWTO (144),
-  EMPTY_HOWTO (145),
-  EMPTY_HOWTO (146),
-  EMPTY_HOWTO (147),
-  EMPTY_HOWTO (148),
-  EMPTY_HOWTO (149),
-  EMPTY_HOWTO (150),
-  EMPTY_HOWTO (151),
+
+  HOWTO (R_SH_TLS_GD_32,       /* 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, /* */
+        "R_SH_TLS_GD_32",      /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_LD_32,       /* 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, /* */
+        "R_SH_TLS_LD_32",      /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_LDO_32,      /* 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, /* */
+        "R_SH_TLS_LDO_32",     /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_IE_32,       /* 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, /* */
+        "R_SH_TLS_IE_32",      /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_LE_32,       /* 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, /* */
+        "R_SH_TLS_LE_32",      /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_DTPMOD32,    /* 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, /* */
+        "R_SH_TLS_DTPMOD32",   /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_DTPOFF32,    /* 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, /* */
+        "R_SH_TLS_DTPOFF32",   /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
+  HOWTO (R_SH_TLS_TPOFF32,     /* 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, /* */
+        "R_SH_TLS_TPOFF32",    /* name */
+        true,                  /* partial_inplace */
+        0xffffffff,            /* src_mask */
+        0xffffffff,            /* dst_mask */
+        false),                /* pcrel_offset */
+
   EMPTY_HOWTO (152),
   EMPTY_HOWTO (153),
   EMPTY_HOWTO (154),
@@ -1776,6 +1889,14 @@ static const struct elf_reloc_map sh_reloc_map[] =
   { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY },
   { BFD_RELOC_SH_LOOP_START, R_SH_LOOP_START },
   { BFD_RELOC_SH_LOOP_END, R_SH_LOOP_END },
+  { BFD_RELOC_SH_TLS_GD_32, R_SH_TLS_GD_32 },
+  { BFD_RELOC_SH_TLS_LD_32, R_SH_TLS_LD_32 },
+  { BFD_RELOC_SH_TLS_LDO_32, R_SH_TLS_LDO_32 },
+  { BFD_RELOC_SH_TLS_IE_32, R_SH_TLS_IE_32 },
+  { BFD_RELOC_SH_TLS_LE_32, R_SH_TLS_LE_32 },
+  { BFD_RELOC_SH_TLS_DTPMOD32, R_SH_TLS_DTPMOD32 },
+  { BFD_RELOC_SH_TLS_DTPOFF32, R_SH_TLS_DTPOFF32 },
+  { BFD_RELOC_SH_TLS_TPOFF32, R_SH_TLS_TPOFF32 },
   { BFD_RELOC_32_GOT_PCREL, R_SH_GOT32 },
   { BFD_RELOC_32_PLT_PCREL, R_SH_PLT32 },
   { BFD_RELOC_SH_COPY, R_SH_COPY },
@@ -1874,6 +1995,7 @@ sh_elf_info_to_howto (abfd, cache_ptr, dst)
   BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_2 || r > R_SH_LAST_INVALID_RELOC_2);
   BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_LAST_INVALID_RELOC_3);
   BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4);
+  BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_5 || r > R_SH_LAST_INVALID_RELOC_5);
 
   cache_ptr->howto = &sh_elf_howto_table[r];
 }
@@ -3390,8 +3512,45 @@ struct elf_sh_link_hash_entry
   struct elf_sh_dyn_relocs *dyn_relocs;
 
   bfd_signed_vma gotplt_refcount;
+
+  enum {
+    GOT_UNKNOWN = 0, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE
+  } tls_type;
+
+  /* If true, R_SH_TLS_TPOFF32 relocation is generated.  */
+  boolean tls_tpoff32;
+};
+
+#define sh_elf_hash_entry(ent) ((struct elf_sh_link_hash_entry *)(ent))
+
+struct sh_elf_obj_tdata
+{
+  struct elf_obj_tdata root;
+
+  /* tls_type for each local got entry.  */
+  char *local_got_tls_type;
 };
 
+#define sh_elf_tdata(abfd) \
+  ((struct sh_elf_obj_tdata *) (abfd)->tdata.any)
+
+#define sh_elf_local_got_tls_type(abfd) \
+  (sh_elf_tdata (abfd)->local_got_tls_type)
+
+/* Override the generic function because we need to store sh_elf_obj_tdata
+   as the specific tdata.  */
+
+static boolean
+sh_elf_mkobject (abfd)
+     bfd *abfd;
+{
+  bfd_size_type amt = sizeof (struct sh_elf_obj_tdata);
+  abfd->tdata.any = bfd_zalloc (abfd, amt);
+  if (abfd->tdata.any == NULL)
+    return false;
+  return true;
+}
+                 
 /* sh ELF linker hash table.  */
 
 struct elf_sh_link_hash_table
@@ -3409,6 +3568,13 @@ struct elf_sh_link_hash_table
 
   /* Small local sym to section mapping cache.  */
   struct sym_sec_cache sym_sec;
+
+  /* A counter or offset to track a TLS got entry.  */
+  union
+    {
+      bfd_signed_vma refcount;
+      bfd_vma offset;
+    } tls_ldm_got;
 };
 
 /* Traverse an sh ELF linker hash table.  */
@@ -3458,6 +3624,8 @@ sh_elf_link_hash_newfunc (entry, table, string)
 #ifdef INCLUDE_SHMEDIA
       ret->datalabel_got_offset = (bfd_vma) -1;
 #endif
+      ret->tls_type = GOT_UNKNOWN;
+      ret->tls_tpoff32 = false;
     }
 
   return (struct bfd_hash_entry *) ret;
@@ -3491,6 +3659,7 @@ sh_elf_link_hash_table_create (abfd)
   ret->sdynbss = NULL;
   ret->srelbss = NULL;
   ret->sym_sec.abfd = NULL;
+  ret->tls_ldm_got.refcount = 0;
 
   return &ret->root.root;
 }
@@ -3946,6 +4115,7 @@ allocate_dynrelocs (h, inf)
     {
       asection *s;
       boolean dyn;
+      int tls_type = sh_elf_hash_entry (h)->tls_type;
 
       /* Make sure this symbol is output as a dynamic symbol.
         Undefined weak syms won't yet be marked as dynamic.  */
@@ -3972,8 +4142,18 @@ allocate_dynrelocs (h, inf)
       h->got.offset = s->_raw_size;
 #endif
       s->_raw_size += 4;
+      /* R_SH_TLS_GD needs 2 consecutive GOT slots.  */
+      if (tls_type == GOT_TLS_GD)
+       s->_raw_size += 4;
       dyn = htab->root.dynamic_sections_created;
-      if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info, h))
+      /* R_SH_TLS_IE_32 needs one dynamic relocation,
+        R_SH_TLS_GD needs one if local symbol and two if global.  */
+      if ((tls_type == GOT_TLS_GD && h->dynindx == -1)
+         || tls_type == GOT_TLS_IE)
+       htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
+      else if (tls_type == GOT_TLS_GD)
+       htab->srelgot->_raw_size += 2 * sizeof (Elf32_External_Rela);
+      else if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info, h))
        htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
     }
   else
@@ -4009,6 +4189,9 @@ allocate_dynrelocs (h, inf)
     }
   else
     {
+      if (sh_elf_hash_entry (h)->tls_tpoff32)
+       goto keep;
+
       /* For the non-shared case, discard space for relocs against
         symbols which turn out to need copy relocs or are not
         dynamic.  */
@@ -4116,6 +4299,7 @@ sh_elf_size_dynamic_sections (output_bfd, info)
     {
       bfd_signed_vma *local_got;
       bfd_signed_vma *end_local_got;
+      char *local_tls_type;
       bfd_size_type locsymcount;
       Elf_Internal_Shdr *symtab_hdr;
       asection *srel;
@@ -4161,6 +4345,7 @@ sh_elf_size_dynamic_sections (output_bfd, info)
       locsymcount *= 2;
 #endif
       end_local_got = local_got + locsymcount;
+      local_tls_type = sh_elf_local_got_tls_type (ibfd);
       s = htab->sgot;
       srel = htab->srelgot;
       for (; local_got < end_local_got; ++local_got)
@@ -4169,14 +4354,28 @@ sh_elf_size_dynamic_sections (output_bfd, info)
            {
              *local_got = s->_raw_size;
              s->_raw_size += 4;
+             if (*local_tls_type == GOT_TLS_GD)
+               s->_raw_size += 4;
              if (info->shared)
                srel->_raw_size += sizeof (Elf32_External_Rela);
            }
          else
            *local_got = (bfd_vma) -1;
+         ++local_tls_type;
        }
     }
 
+  if (htab->tls_ldm_got.refcount > 0)
+    {
+      /* Allocate 2 got entries and 1 dynamic reloc for R_SH_TLS_LD_32
+        relocs.  */
+      htab->tls_ldm_got.offset = htab->sgot->_raw_size;
+      htab->sgot->_raw_size += 8;
+      htab->srelgot->_raw_size += sizeof (Elf32_External_Rela);
+    }
+  else
+    htab->tls_ldm_got.offset = -1;
+
   /* Allocate global sym .plt and .got entries, and space for global
      sym dynamic relocs.  */
   elf_link_hash_traverse (&htab->root, allocate_dynrelocs, (PTR) info);
@@ -4312,6 +4511,7 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
   asection *sgotplt;
   asection *splt;
   asection *sreloc;
+  asection *srelgot;
 
   htab = sh_elf_hash_table (info);
   symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
@@ -4323,6 +4523,7 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
   sgotplt = htab->sgotplt;
   splt = htab->splt;
   sreloc = NULL;
+  srelgot = NULL;
 
   rel = relocs;
   relend = relocs + input_section->reloc_count;
@@ -4338,6 +4539,8 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
       bfd_vma addend = (bfd_vma) 0;
       bfd_reloc_status_type r;
       int seen_stt_datalabel = 0;
+      bfd_vma off;
+      int tls_type;
 
       r_symndx = ELF32_R_SYM (rel->r_info);
 
@@ -4359,6 +4562,8 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
              && r_type <= (int) R_SH_LAST_INVALID_RELOC_3)
          || (   r_type >= (int) R_SH_FIRST_INVALID_RELOC_4
              && r_type <= (int) R_SH_LAST_INVALID_RELOC_4)
+         || (   r_type >= (int) R_SH_FIRST_INVALID_RELOC_5
+             && r_type <= (int) R_SH_LAST_INVALID_RELOC_5)
          || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_2
              && r_type <= (int) R_SH_LAST_INVALID_RELOC_2))
        {
@@ -4529,15 +4734,18 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
                             with them here.  */
                          || ((input_section->flags & SEC_DEBUGGING) != 0
                              && (h->elf_link_hash_flags
-                                 & ELF_LINK_HASH_DEF_DYNAMIC) != 0))))
+                                 & ELF_LINK_HASH_DEF_DYNAMIC) != 0)))
+                 || (sec->output_section == NULL
+                     && (sh_elf_hash_entry (h)->tls_type == GOT_TLS_IE
+                         || sh_elf_hash_entry (h)->tls_type == GOT_TLS_GD)))
                relocation = 0;
              else if (sec->output_section == NULL)
                {
                  (*_bfd_error_handler)
-                   (_("%s: warning: unresolvable relocation against symbol `%s' from %s section"),
+                   (_("%s: unresolvable relocation against symbol `%s' from %s section"),
                     bfd_archive_filename (input_bfd), h->root.root.string,
                     bfd_get_section_name (input_bfd, input_section));
-                 relocation = 0;
+                 return false;
                }
              else
                relocation = ((h->root.u.def.value
@@ -4782,7 +4990,6 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
 
          if (h != NULL)
            {
-             bfd_vma off;
              boolean dyn;
 
              off = h->got.offset;
@@ -4840,8 +5047,6 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
            }
          else
            {
-             bfd_vma off;
-
 #ifdef INCLUDE_SHMEDIA
              if (rel->r_addend)
                {
@@ -4875,11 +5080,14 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
 
                  if (info->shared)
                    {
-                     asection *srelgot;
                      Elf_Internal_Rela outrel;
 
-                     srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
-                     BFD_ASSERT (srelgot != NULL);
+                     if (srelgot == NULL)
+                       {
+                         srelgot = bfd_get_section_by_name (dynobj,
+                                                            ".rela.got");
+                         BFD_ASSERT (srelgot != NULL);
+                       }
 
                      outrel.r_offset = (sgot->output_section->vma
                                         + sgot->output_offset
@@ -5013,6 +5221,450 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section,
                                   rel->r_offset, sec, start, end);
            break;
          }
+
+       case R_SH_TLS_GD_32:
+       case R_SH_TLS_IE_32:
+         r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL);
+         tls_type = GOT_UNKNOWN;
+         if (h == NULL && local_got_offsets)
+           tls_type = sh_elf_local_got_tls_type (input_bfd) [r_symndx];
+         else if (h != NULL)
+           {
+             tls_type = sh_elf_hash_entry (h)->tls_type;
+             if (! info->shared
+                 && (h->dynindx == -1
+                     || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
+                 && (tls_type == GOT_TLS_IE
+                     || sh_elf_hash_entry (h)->tls_tpoff32))
+               r_type = R_SH_TLS_LE_32;
+           }
+
+         if (r_type == R_SH_TLS_GD_32 && tls_type == GOT_TLS_IE)
+           r_type = R_SH_TLS_IE_32;
+
+         if (r_type == R_SH_TLS_LE_32)
+           {
+             bfd_vma offset;
+             unsigned short insn;
+             int indx;
+             Elf_Internal_Rela outrel;
+
+             if (ELF32_R_TYPE (rel->r_info) == R_SH_TLS_GD_32)
+               {
+                 /* GD->LE transition:
+                      mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
+                      jsr @r1; add r12,r4; bra 3f; nop; .align 2; 
+                      1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3:
+                    We change it into:
+                      mov.l 1f,r4; stc gbr,r0; add r4,r0; nop;
+                      nop; nop; ...
+                      1: .long x@TPOFF; 2: .long __tls_get_addr@PLT; 3:.  */
+
+                 offset = rel->r_offset;
+                 BFD_ASSERT (offset >= 16);
+                 /* Size of GD instructions is 16 or 18.  */
+                 offset -= 16;
+                 insn = bfd_get_16 (input_bfd, contents + offset + 0);
+                 if ((insn & 0xff00) == 0xc700)
+                   {
+                     BFD_ASSERT (offset >= 2);
+                     offset -= 2;
+                     insn = bfd_get_16 (input_bfd, contents + offset + 0);
+                   }
+
+                 BFD_ASSERT ((insn & 0xff00) == 0xd400);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 2);
+                 BFD_ASSERT ((insn & 0xff00) == 0xc700);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 4);
+                 BFD_ASSERT ((insn & 0xff00) == 0xd100);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 6);
+                 BFD_ASSERT (insn == 0x310c);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 8);
+                 BFD_ASSERT (insn == 0x410b);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 10);
+                 BFD_ASSERT (insn == 0x34cc);
+
+                 bfd_put_16 (output_bfd, 0x0012, contents + offset + 2);
+                 bfd_put_16 (output_bfd, 0x304c, contents + offset + 4);
+                 bfd_put_16 (output_bfd, 0x0009, contents + offset + 6);
+                 bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
+                 bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
+               }
+             else
+               {
+                 int index;
+
+                 /* IE->LE transition:
+                    mov.l 1f,r0; stc gbr,rN; mov.l @(r0,r12),rM;
+                    bra 2f; add ...; .align 2; 1: x@GOTTPOFF; 2:
+                    We change it into:
+                    mov.l .Ln,rM; stc gbr,rN; nop; ...;
+                    1: x@TPOFF; 2:.  */
+
+                 offset = rel->r_offset;
+                 BFD_ASSERT (offset >= 16);
+                 /* Size of IE instructions is 10 or 12.  */
+                 offset -= 10;
+                 insn = bfd_get_16 (input_bfd, contents + offset + 0);
+                 if ((insn & 0xf0ff) == 0x0012)
+                   {
+                     BFD_ASSERT (offset >= 2);
+                     offset -= 2;
+                     insn = bfd_get_16 (input_bfd, contents + offset + 0);
+                   }
+
+                 BFD_ASSERT ((insn & 0xff00) == 0xd000);
+                 index = insn & 0x00ff;
+                 insn = bfd_get_16 (input_bfd, contents + offset + 2);
+                 BFD_ASSERT ((insn & 0xf0ff) == 0x0012);
+                 insn = bfd_get_16 (input_bfd, contents + offset + 4);
+                 BFD_ASSERT ((insn & 0xf0ff) == 0x00ce);
+                 insn = 0xd000 | (insn & 0x0f00) | index;
+                 bfd_put_16 (output_bfd, insn, contents + offset + 0);
+                 bfd_put_16 (output_bfd, 0x0009, contents + offset + 4);
+               }
+
+             if (sreloc == NULL)
+               {
+                 const char *name;
+
+                 name = (bfd_elf_string_from_elf_section
+                         (input_bfd,
+                          elf_elfheader (input_bfd)->e_shstrndx,
+                          elf_section_data (input_section)->rel_hdr.sh_name));
+                 if (name == NULL)
+                   return false;
+
+                 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
+                             && strcmp (bfd_get_section_name (input_bfd,
+                                                              input_section),
+                                        name + 5) == 0);
+
+                 sreloc = bfd_get_section_by_name (dynobj, name);
+                 BFD_ASSERT (sreloc != NULL);
+               }
+
+             indx = (h && h->dynindx != -1) ? h->dynindx : 0;
+             outrel.r_offset = (input_section->output_section->vma
+                                + input_section->output_offset
+                                + rel->r_offset);
+             outrel.r_info = ELF32_R_INFO (indx, R_SH_TLS_TPOFF32);
+             if (indx == 0)
+               outrel.r_addend = relocation - dtpoff_base (info);
+             else
+               outrel.r_addend = 0;
+             bfd_elf32_swap_reloca_out (output_bfd, &outrel,
+                                        (((Elf32_External_Rela *)
+                                          sreloc->contents)
+                                         + sreloc->reloc_count));
+             ++sreloc->reloc_count;
+
+             continue;
+           }
+
+         sgot = htab->sgot;
+         if (sgot == NULL)
+           abort ();
+
+         if (h != NULL)
+           off = h->got.offset;
+         else
+           {
+             if (local_got_offsets == NULL)
+               abort ();
+
+             off = local_got_offsets[r_symndx];
+           }
+
+         if ((off & 1) != 0)
+           off &= ~1;
+          else
+           {
+             Elf_Internal_Rela outrel;
+             Elf32_External_Rela *loc;
+             int dr_type, indx;
+
+             if (srelgot == NULL)
+               {
+                 srelgot = bfd_get_section_by_name (dynobj, ".rela.got");
+                 BFD_ASSERT (srelgot != NULL);
+               }
+
+             outrel.r_offset = (sgot->output_section->vma
+                                + sgot->output_offset + off);
+
+             indx = (h && h->dynindx != -1) ? h->dynindx : 0;
+             dr_type = (r_type == R_SH_TLS_GD_32 ? R_SH_TLS_DTPMOD32 :
+                        R_SH_TLS_TPOFF32);
+             if (dr_type == R_SH_TLS_TPOFF32 && indx == 0)
+               outrel.r_addend = relocation - dtpoff_base (info);
+             else
+               outrel.r_addend = 0;
+             outrel.r_info = ELF32_R_INFO (indx, dr_type);
+             loc = (Elf32_External_Rela *) srelgot->contents;
+             loc += srelgot->reloc_count++;
+             bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
+
+             if (r_type == R_SH_TLS_GD_32)
+               {
+                 if (indx == 0)
+                   {
+                     bfd_put_32 (output_bfd,
+                                 relocation - dtpoff_base (info),
+                                 sgot->contents + off + 4);
+                   }
+                 else
+                   {
+                     outrel.r_info = ELF32_R_INFO (indx,
+                                                   R_SH_TLS_DTPOFF32);
+                     outrel.r_offset += 4;
+                     outrel.r_addend = 0;
+                     srelgot->reloc_count++;
+                     loc++;
+                     bfd_elf32_swap_reloca_out (output_bfd, &outrel,
+                                               loc);
+                   }
+               }
+
+             if (h != NULL)
+               h->got.offset |= 1;
+             else
+               local_got_offsets[r_symndx] |= 1;
+           }
+
+         if (off >= (bfd_vma) -2)
+           abort ();
+
+         if (r_type == (int) ELF32_R_TYPE (rel->r_info))
+           relocation = sgot->output_offset + off;
+         else
+           {
+             bfd_vma offset;
+             unsigned short insn;
+
+             /* GD->IE transition:
+                  mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
+                  jsr @r1; add r12,r4; bra 3f; nop; .align 2;
+                  1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3:
+                We change it into:
+                  mov.l 1f,r0; stc gbr,r4; mov.l @(r0,r12),r0; add r4,r0;
+                  nop; nop; bra 3f; nop; .align 2;
+                  1: .long x@TPOFF; 2:...; 3:.  */
+
+             offset = rel->r_offset;
+             BFD_ASSERT (offset >= 16);
+             /* Size of GD instructions is 16 or 18.  */
+             offset -= 16;
+             insn = bfd_get_16 (input_bfd, contents + offset + 0);
+             if ((insn & 0xff00) == 0xc700)
+               {
+                 BFD_ASSERT (offset >= 2);
+                 offset -= 2;
+                 insn = bfd_get_16 (input_bfd, contents + offset + 0);
+               }
+
+             BFD_ASSERT ((insn & 0xff00) == 0xd400);
+
+             /* Replace mov.l 1f,R4 with mov.l 1f,r0.  */
+             bfd_put_16 (output_bfd, insn & 0xf0ff, contents + offset);
+
+             insn = bfd_get_16 (input_bfd, contents + offset + 2);
+             BFD_ASSERT ((insn & 0xff00) == 0xc700);
+             insn = bfd_get_16 (input_bfd, contents + offset + 4);
+             BFD_ASSERT ((insn & 0xff00) == 0xd100);
+             insn = bfd_get_16 (input_bfd, contents + offset + 6);
+             BFD_ASSERT (insn == 0x310c);
+             insn = bfd_get_16 (input_bfd, contents + offset + 8);
+             BFD_ASSERT (insn == 0x410b);
+             insn = bfd_get_16 (input_bfd, contents + offset + 10);
+             BFD_ASSERT (insn == 0x34cc);
+
+             bfd_put_16 (output_bfd, 0x0412, contents + offset + 2);
+             bfd_put_16 (output_bfd, 0x00ce, contents + offset + 4);
+             bfd_put_16 (output_bfd, 0x304c, contents + offset + 6);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
+
+             bfd_put_32 (output_bfd, sgot->output_offset + off,
+                         contents + rel->r_offset);
+
+             continue;
+         }
+
+         addend = rel->r_addend;
+
+         goto final_link_relocate;
+
+       case R_SH_TLS_LD_32:
+         if (! info->shared)
+           {
+             bfd_vma offset;
+             unsigned short insn;
+
+             /* LD->LE transition:
+                  mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1;
+                  jsr @r1; add r12,r4; bra 3f; nop; .align 2;
+                  1: .long x$TLSLD; 2: .long __tls_get_addr@PLT; 3:
+                We change it into:
+                  stc gbr,r0; nop; nop; nop;
+                  nop; nop; bra 3f; ...; 3:.  */
+
+             offset = rel->r_offset;
+             BFD_ASSERT (offset >= 16);
+             /* Size of LD instructions is 16 or 18.  */
+             offset -= 16;
+             insn = bfd_get_16 (input_bfd, contents + offset + 0);
+             if ((insn & 0xff00) == 0xc700)
+               {
+                 BFD_ASSERT (offset >= 2);
+                 offset -= 2;
+                 insn = bfd_get_16 (input_bfd, contents + offset + 0);
+               }
+
+             BFD_ASSERT ((insn & 0xff00) == 0xd400);
+             insn = bfd_get_16 (input_bfd, contents + offset + 2);
+             BFD_ASSERT ((insn & 0xff00) == 0xc700);
+             insn = bfd_get_16 (input_bfd, contents + offset + 4);
+             BFD_ASSERT ((insn & 0xff00) == 0xd100);
+             insn = bfd_get_16 (input_bfd, contents + offset + 6);
+             BFD_ASSERT (insn == 0x310c);
+             insn = bfd_get_16 (input_bfd, contents + offset + 8);
+             BFD_ASSERT (insn == 0x410b);
+             insn = bfd_get_16 (input_bfd, contents + offset + 10);
+             BFD_ASSERT (insn == 0x34cc);
+
+             bfd_put_16 (output_bfd, 0x0012, contents + offset + 0);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 2);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 4);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 6);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 8);
+             bfd_put_16 (output_bfd, 0x0009, contents + offset + 10);
+
+             continue;
+           }
+
+         sgot = htab->sgot;
+         if (sgot == NULL)
+           abort ();
+
+         off = htab->tls_ldm_got.offset;
+         if (off & 1)
+           off &= ~1;
+         else
+           {
+             Elf_Internal_Rela outrel;
+             Elf32_External_Rela *loc;
+
+             srelgot = htab->srelgot;
+             if (srelgot == NULL)
+               abort ();
+
+             outrel.r_offset = (sgot->output_section->vma
+                                + sgot->output_offset + off);
+             outrel.r_addend = 0;
+             outrel.r_info = ELF32_R_INFO (0, R_SH_TLS_DTPMOD32);
+             loc = (Elf32_External_Rela *) srelgot->contents;
+             loc += srelgot->reloc_count++;
+             bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc);
+             htab->tls_ldm_got.offset |= 1;
+           }
+
+         relocation = sgot->output_offset + off;
+         addend = rel->r_addend;
+
+         goto final_link_relocate;
+
+       case R_SH_TLS_LDO_32:
+         if (! info->shared)
+           {
+             int indx;
+             Elf_Internal_Rela outrel;
+
+             if (sreloc == NULL)
+               {
+                 const char *name;
+
+                 name = (bfd_elf_string_from_elf_section
+                         (input_bfd,
+                          elf_elfheader (input_bfd)->e_shstrndx,
+                          elf_section_data (input_section)->rel_hdr.sh_name));
+                 if (name == NULL)
+                   return false;
+
+                 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
+                             && strcmp (bfd_get_section_name (input_bfd,
+                                                              input_section),
+                                        name + 5) == 0);
+
+                 sreloc = bfd_get_section_by_name (dynobj, name);
+                 BFD_ASSERT (sreloc != NULL);
+               }
+
+             indx = (h && h->dynindx != -1) ? h->dynindx : 0;
+             outrel.r_offset = (input_section->output_section->vma
+                                + input_section->output_offset
+                                + rel->r_offset);
+             outrel.r_info = ELF32_R_INFO (indx, R_SH_TLS_TPOFF32);
+             if (indx == 0)
+               outrel.r_addend = relocation - dtpoff_base (info);
+             else
+               outrel.r_addend = 0;
+             bfd_elf32_swap_reloca_out (output_bfd, &outrel,
+                                        (((Elf32_External_Rela *)
+                                          sreloc->contents)
+                                         + sreloc->reloc_count));
+             ++sreloc->reloc_count;
+
+             continue;
+           }
+         else
+           relocation -= dtpoff_base (info);
+
+         addend = rel->r_addend;
+         goto final_link_relocate;
+
+       case R_SH_TLS_LE_32:
+         {
+           int indx;
+           Elf_Internal_Rela outrel;
+
+           if (sreloc == NULL)
+             {
+               const char *name;
+
+               name = (bfd_elf_string_from_elf_section
+                       (input_bfd,
+                        elf_elfheader (input_bfd)->e_shstrndx,
+                        elf_section_data (input_section)->rel_hdr.sh_name));
+               if (name == NULL)
+                 return false;
+
+               BFD_ASSERT (strncmp (name, ".rela", 5) == 0
+                           && strcmp (bfd_get_section_name (input_bfd,
+                                                            input_section),
+                                      name + 5) == 0);
+
+               sreloc = bfd_get_section_by_name (dynobj, name);
+               BFD_ASSERT (sreloc != NULL);
+             }
+
+           indx = (h && h->dynindx != -1) ? h->dynindx : 0;
+           outrel.r_offset = (input_section->output_section->vma
+                              + input_section->output_offset
+                              + rel->r_offset);
+           outrel.r_info = ELF32_R_INFO (indx, R_SH_TLS_TPOFF32);
+           if (indx == 0)
+             outrel.r_addend = relocation - dtpoff_base (info);
+           else
+             outrel.r_addend = 0;
+           bfd_elf32_swap_reloca_out (output_bfd, &outrel,
+                                      (((Elf32_External_Rela *)
+                                        sreloc->contents)
+                                       + sreloc->reloc_count));
+           ++sreloc->reloc_count;
+
+           continue;
+         }
        }
 
     relocation_done:
@@ -5160,6 +5812,20 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order,
   return NULL;
 }
 
+/* Return the base VMA address which should be subtracted from real addresses
+   when resolving @dtpoff relocation.
+   This is PT_TLS segment p_vaddr.  */
+
+static bfd_vma
+dtpoff_base (info)
+     struct bfd_link_info *info;
+{
+ /* If tls_segment is NULL, we should have signalled an error already.  */
+ if (elf_hash_table (info)->tls_segment == NULL)
+   return 0;
+  return elf_hash_table (info)->tls_segment->start;
+}
+
 static asection *
 sh_elf_gc_mark_hook (sec, info, rel, h, sym)
      asection *sec;
@@ -5227,8 +5893,15 @@ sh_elf_gc_sweep_hook (abfd, info, sec, relocs)
 
   relend = relocs + sec->reloc_count;
   for (rel = relocs; rel < relend; rel++)
-    switch (ELF32_R_TYPE (rel->r_info))
+    switch (sh_elf_optimized_tls_reloc (info, ELF32_R_TYPE (rel->r_info),
+                                  ELF32_R_SYM (rel->r_info)
+                                  >= symtab_hdr->sh_info))
       {
+      case R_SH_TLS_LD_32:
+       if (sh_elf_hash_table (info)->tls_ldm_got.refcount > 0)
+         sh_elf_hash_table (info)->tls_ldm_got.refcount -= 1;
+       break;
+
       case R_SH_GOT32:
       case R_SH_GOTOFF:
       case R_SH_GOTPC:
@@ -5248,6 +5921,8 @@ sh_elf_gc_sweep_hook (abfd, info, sec, relocs)
       case R_SH_GOTPC_MEDHI16:
       case R_SH_GOTPC_HI16:
 #endif
+      case R_SH_TLS_GD_32:
+      case R_SH_TLS_IE_32:
        r_symndx = ELF32_R_SYM (rel->r_info);
        if (r_symndx >= symtab_hdr->sh_info)
          {
@@ -5391,9 +6066,39 @@ sh_elf_copy_indirect_symbol (bed, dir, ind)
   edir->gotplt_refcount = eind->gotplt_refcount;
   eind->gotplt_refcount = 0;
 
+  if (ind->root.type == bfd_link_hash_indirect
+      && dir->got.refcount <= 0)
+    {
+      edir->tls_type = eind->tls_type;
+      eind->tls_type = GOT_UNKNOWN;
+    }
+
   _bfd_elf_link_hash_copy_indirect (bed, dir, ind);
 }
 
+static int
+sh_elf_optimized_tls_reloc (info, r_type, is_local)
+     struct bfd_link_info *info;
+     int r_type;
+     int is_local;
+{
+  if (info->shared)
+    return r_type;
+
+  switch (r_type)
+    {
+    case R_SH_TLS_GD_32:
+    case R_SH_TLS_IE_32:
+      if (is_local)
+       return R_SH_TLS_LE_32;
+      return R_SH_TLS_IE_32;
+    case R_SH_TLS_LD_32:
+      return R_SH_TLS_LE_32;
+    }
+
+  return r_type;
+}
+
 /* Look through the relocs for a section during the first phase.
    Since we don't do .gots or .plts, we just need to consider the
    virtual table relocs for gc.  */
@@ -5415,6 +6120,8 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
   asection *sgot;
   asection *srelgot;
   asection *sreloc;
+  unsigned int r_type;
+  int tls_type, old_tls_type;
 
   sgot = NULL;
   srelgot = NULL;
@@ -5440,15 +6147,27 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
       unsigned long r_symndx;
 
       r_symndx = ELF32_R_SYM (rel->r_info);
+      r_type = ELF32_R_TYPE (rel->r_info);
+
       if (r_symndx < symtab_hdr->sh_info)
        h = NULL;
       else
        h = sym_hashes[r_symndx - symtab_hdr->sh_info];
 
+      r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL);
+      if (! info->shared
+         && r_type == R_SH_TLS_IE_32
+         && h != NULL
+         && h->root.type != bfd_link_hash_undefined
+         && h->root.type != bfd_link_hash_undefweak
+         && (h->dynindx == -1
+             || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
+       r_type = R_SH_TLS_LE_32;
+
       /* Some relocs require a global offset table.  */
       if (htab->sgot == NULL)
        {
-         switch (ELF32_R_TYPE (rel->r_info))
+         switch (r_type)
            {
            case R_SH_GOTPLT32:
            case R_SH_GOT32:
@@ -5476,6 +6195,9 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
            case R_SH_GOTPC_MEDHI16:
            case R_SH_GOTPC_HI16:
 #endif
+           case R_SH_TLS_GD_32:
+           case R_SH_TLS_LD_32:
+           case R_SH_TLS_IE_32:
              if (dynobj == NULL)
                htab->root.dynobj = dynobj = abfd;
              if (! create_got_section (dynobj, info))
@@ -5487,7 +6209,7 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
            }
        }
 
-      switch (ELF32_R_TYPE (rel->r_info))
+      switch (r_type)
        {
          /* This relocation describes the C++ object vtable hierarchy.
             Reconstruct it for later use during GC.  */
@@ -5504,6 +6226,12 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
          break;
 
        force_got:
+       case R_SH_TLS_IE_32:
+         if (info->shared)
+           info->flags |= DF_STATIC_TLS;
+
+         /* FALLTHROUGH */
+       case R_SH_TLS_GD_32:
        case R_SH_GOT32:
 #ifdef INCLUDE_SHMEDIA
        case R_SH_GOT_LOW16:
@@ -5513,8 +6241,24 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
        case R_SH_GOT10BY4:
        case R_SH_GOT10BY8:
 #endif
+         switch (r_type)
+           {
+           default:
+             tls_type = GOT_NORMAL;
+             break;
+           case R_SH_TLS_GD_32:
+             tls_type = GOT_TLS_GD;
+             break;
+           case R_SH_TLS_IE_32:
+             tls_type = GOT_TLS_IE;
+             break;
+           }
+
          if (h != NULL)
-           h->got.refcount += 1;
+           {
+             h->got.refcount += 1;
+             old_tls_type = sh_elf_hash_entry (h)->tls_type;
+           }
          else
            {
              bfd_signed_vma *local_got_refcounts;
@@ -5533,14 +6277,54 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
                     codelabel local GOT offsets.  */
                  size *= 2;
 #endif
+                 size += symtab_hdr->sh_info;
                  local_got_refcounts = ((bfd_signed_vma *)
                                         bfd_zalloc (abfd, size));
                  if (local_got_refcounts == NULL)
                    return false;
                  elf_local_got_refcounts (abfd) = local_got_refcounts;
+#ifdef         INCLUDE_SHMEDIA
+                 /* Take care of both the datalabel and codelabel local
+                    GOT offsets.  */
+                 sh_elf_local_got_tls_type (abfd)
+                   = (char *) (local_got_refcounts + 2 * symtab_hdr->sh_info);
+#else
+                 sh_elf_local_got_tls_type (abfd)
+                   = (char *) (local_got_refcounts + symtab_hdr->sh_info);
+#endif
                }
              local_got_refcounts[r_symndx] += 1;
+             old_tls_type = sh_elf_local_got_tls_type (abfd) [r_symndx];
+           }
+
+         /* If a TLS symbol is accessed using IE at least once,
+            there is no point to use dynamic model for it.  */
+         if (old_tls_type != tls_type && old_tls_type != GOT_UNKNOWN
+             && (old_tls_type != GOT_TLS_GD || tls_type != GOT_TLS_IE))
+           {
+             if (old_tls_type == GOT_TLS_IE && tls_type == GOT_TLS_GD)
+               tls_type = GOT_TLS_IE;
+             else
+               {
+                 (*_bfd_error_handler)
+                   (_("%s: `%s' accessed both as normal and thread local symbol"),
+                    bfd_archive_filename (abfd), h->root.root.string);
+                 return false;
+               }
+           }
+
+         if (old_tls_type != tls_type)
+           {
+             if (h != NULL)
+               sh_elf_hash_entry (h)->tls_type = tls_type;
+             else
+               sh_elf_local_got_tls_type (abfd) [r_symndx] = tls_type;
            }
+
+         break;
+
+       case R_SH_TLS_LD_32:
+         sh_elf_hash_table(info)->tls_ldm_got.refcount += 1;
          break;
 
        case R_SH_GOTPLT32:
@@ -5623,7 +6407,7 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
             symbol.  */
          if ((info->shared
               && (sec->flags & SEC_ALLOC) != 0
-              && (ELF32_R_TYPE (rel->r_info) != R_SH_REL32
+              && (r_type != R_SH_REL32
                   || (h != NULL
                       && (! info->symbolic
                           || h->root.type == bfd_link_hash_defweak
@@ -5713,11 +6497,110 @@ sh_elf_check_relocs (abfd, info, sec, relocs)
                }
 
              p->count += 1;
-             if (ELF32_R_TYPE (rel->r_info) == R_SH_REL32)
+             if (r_type == R_SH_REL32)
                p->pc_count += 1;
            }
 
          break;
+
+       case R_SH_TLS_LE_32:
+         if (info->shared)
+           {
+             (*_bfd_error_handler) (_("%s: TLS local exec code cannot be linked into shared objects"),
+                                    bfd_archive_filename (abfd));
+             return false;
+           }
+
+         if (ELF32_R_TYPE (rel->r_info) == R_SH_TLS_LD_32)
+           break;
+
+         /* FALLTHROUGH */
+       case R_SH_TLS_LDO_32:
+         /* We make a R_SH_TLS_TPOFF32 relocation. Count it as a
+            copy relocation.  */
+         if (! info->shared)
+           {
+             struct elf_sh_dyn_relocs *p;
+             struct elf_sh_dyn_relocs **head;
+
+             if (dynobj == NULL)
+               htab->root.dynobj = dynobj = abfd;
+
+             if (sreloc == NULL)
+               {
+                 const char *name;
+
+                 name = (bfd_elf_string_from_elf_section
+                         (abfd,
+                          elf_elfheader (abfd)->e_shstrndx,
+                          elf_section_data (sec)->rel_hdr.sh_name));
+                 if (name == NULL)
+                   return false;
+
+                 BFD_ASSERT (strncmp (name, ".rela", 5) == 0
+                             && strcmp (bfd_get_section_name (abfd, sec),
+                                        name + 5) == 0);
+
+                 sreloc = bfd_get_section_by_name (dynobj, name);
+                 if (sreloc == NULL)
+                   {
+                     flagword flags;
+
+                     sreloc = bfd_make_section (dynobj, name);
+                     flags = (SEC_HAS_CONTENTS | SEC_READONLY
+                              | SEC_IN_MEMORY | SEC_LINKER_CREATED);
+                     if ((sec->flags & SEC_ALLOC) != 0)
+                       flags |= SEC_ALLOC | SEC_LOAD;
+                     if (sreloc == NULL
+                         || ! bfd_set_section_flags (dynobj, sreloc, flags)
+                         || ! bfd_set_section_alignment (dynobj, sreloc, 2))
+                       return false;
+                   }
+                 elf_section_data (sec)->sreloc = sreloc;
+                 if (sec->flags & SEC_READONLY)
+                   info->flags |= DF_TEXTREL;
+               }
+
+             /* If this is a global symbol, we count the number of
+                relocations we need for this symbol.  */
+             if (h != NULL)
+               head = &((struct elf_sh_link_hash_entry *) h)->dyn_relocs;
+             else
+               {
+                 asection *s;
+
+                 /* Track dynamic relocs needed for local syms too.  */
+                 s = bfd_section_from_r_symndx (abfd, &htab->sym_sec,
+                                                sec, r_symndx);
+                 if (s == NULL)
+                   return false;
+
+                 head = ((struct elf_sh_dyn_relocs **)
+                         &elf_section_data (s)->local_dynrel);
+               }
+
+             p = *head;
+             if (p == NULL || p->sec != sec)
+               {
+                 bfd_size_type amt = sizeof (*p);
+                 p = ((struct elf_sh_dyn_relocs *) bfd_alloc (dynobj, amt));
+                 if (p == NULL)
+                   return false;
+                 p->next = *head;
+                 *head = p;
+                 p->sec = sec;
+                 p->count = 0;
+                 p->pc_count = 0;
+               }
+
+             p->count += 1;
+             if (h)
+               sh_elf_hash_entry (h)->tls_tpoff32 = true;
+           }
+         break;
+
+       default:
+         break;
        }
     }
 
@@ -5838,6 +6721,29 @@ sh_elf_merge_private_data (ibfd, obfd)
 }
 #endif /* not sh_elf_merge_private_data */
 
+/* Override the generic function because we need to store sh_elf_obj_tdata
+   as the specific tdata.  We set also the machine architecture from flags
+   here.  */
+
+static boolean
+sh_elf_object_p (abfd)
+  bfd *abfd;
+{
+  struct sh_elf_obj_tdata *new_tdata;
+  bfd_size_type amt = sizeof (struct sh_elf_obj_tdata);
+
+  if (sh_elf_set_mach_from_flags (abfd) == false)
+    return false;
+
+  /* Allocate our special target data.  */
+  new_tdata = bfd_zalloc (abfd, amt);
+  if (new_tdata == NULL)
+    return false;
+  new_tdata->root = *abfd->tdata.elf_obj_data;
+  abfd->tdata.any = new_tdata;
+  return true;
+}
+
 /* Finish up dynamic symbol handling.  We set the contents of various
    dynamic sections here.  */
 
@@ -5994,7 +6900,9 @@ sh_elf_finish_dynamic_symbol (output_bfd, info, h, sym)
        }
     }
 
-  if (h->got.offset != (bfd_vma) -1)
+  if (h->got.offset != (bfd_vma) -1
+      && sh_elf_hash_entry (h)->tls_type != GOT_TLS_GD
+      && sh_elf_hash_entry (h)->tls_type != GOT_TLS_IE)
     {
       asection *sgot;
       asection *srel;
@@ -6283,7 +7191,8 @@ sh_elf_reloc_type_class (rela)
 #define elf_backend_relocate_section   sh_elf_relocate_section
 #define bfd_elf32_bfd_get_relocated_section_contents \
                                        sh_elf_get_relocated_section_contents
-#define elf_backend_object_p           sh_elf_set_mach_from_flags
+#define bfd_elf32_mkobject             sh_elf_mkobject
+#define elf_backend_object_p           sh_elf_object_p
 #define bfd_elf32_bfd_set_private_bfd_flags \
                                        sh_elf_set_private_flags
 #define bfd_elf32_bfd_copy_private_bfd_data \
index 96e55d7..ef001f3 100644 (file)
@@ -1005,6 +1005,14 @@ static const char *const bfd_reloc_code_real_names[] = { "@@uninitialized@@",
   "BFD_RELOC_SH_IMM_HI16",
   "BFD_RELOC_SH_IMM_HI16_PCREL",
   "BFD_RELOC_SH_PT_16",
+  "BFD_RELOC_SH_TLS_GD_32",
+  "BFD_RELOC_SH_TLS_LD_32",
+  "BFD_RELOC_SH_TLS_LDO_32",
+  "BFD_RELOC_SH_TLS_IE_32",
+  "BFD_RELOC_SH_TLS_LE_32",
+  "BFD_RELOC_SH_TLS_DTPMOD32",
+  "BFD_RELOC_SH_TLS_DTPOFF32",
+  "BFD_RELOC_SH_TLS_TPOFF32",
   "BFD_RELOC_THUMB_PCREL_BRANCH9",
   "BFD_RELOC_THUMB_PCREL_BRANCH12",
   "BFD_RELOC_THUMB_PCREL_BRANCH23",
index 71f1740..23e4934 100644 (file)
@@ -2575,6 +2575,22 @@ ENUMX
   BFD_RELOC_SH_IMM_HI16_PCREL
 ENUMX
   BFD_RELOC_SH_PT_16
+ENUMX
+  BFD_RELOC_SH_TLS_GD_32
+ENUMX
+  BFD_RELOC_SH_TLS_LD_32
+ENUMX
+  BFD_RELOC_SH_TLS_LDO_32
+ENUMX
+  BFD_RELOC_SH_TLS_IE_32
+ENUMX
+  BFD_RELOC_SH_TLS_LE_32
+ENUMX
+  BFD_RELOC_SH_TLS_DTPMOD32
+ENUMX
+  BFD_RELOC_SH_TLS_DTPOFF32
+ENUMX
+  BFD_RELOC_SH_TLS_TPOFF32
 ENUMDOC
   Hitachi SH relocs.  Not all of these appear in object files.