fix dates in previous blackfin commits

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

diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c
index 63734f8d5c745a3fbe8f75b18a28a0c4490c12a8..8338bbb3814469beaf4735e782edaaecfb1bfe82 100644 (file)
--- a/bfd/elfn32-mips.c
+++ b/bfd/elfn32-mips.c
@@ -1,6 +1,6 @@
 /* MIPS-specific support for 32-bit ELF
    Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002,
-   2003, 2004, 2005, 2007 Free Software Foundation, Inc.
+   2003, 2004, 2005, 2006, 2007, 2008, 2009 Free Software Foundation, Inc.
 
    Most of the information added by Ian Lance Taylor, Cygnus Support,
    <ian@cygnus.com>.
@@ -1301,7 +1301,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_dont, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_DTPMOD32", /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0xffffffff,            /* src_mask */
         0xffffffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1315,7 +1315,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_dont, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_DTPREL32", /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0xffffffff,            /* src_mask */
         0xffffffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1333,7 +1333,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_GD",       /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1348,7 +1348,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_LDM",      /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1363,7 +1363,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_DTPREL_HI16",      /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1378,7 +1378,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_DTPREL_LO16",      /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1393,7 +1393,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_GOTTPREL", /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1408,7 +1408,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_dont, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_TPREL32",  /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0xffffffff,            /* src_mask */
         0xffffffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1425,7 +1425,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_TPREL_HI16", /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -1440,7 +1440,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] =
         complain_overflow_signed, /* complain_on_overflow */
         _bfd_mips_elf_generic_reloc, /* special_function */
         "R_MIPS_TLS_TPREL_LO16", /* name */
-        TRUE,                  /* partial_inplace */
+        FALSE,                 /* partial_inplace */
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
@@ -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)
        {
@@ -2215,8 +2259,7 @@ mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst)
      when we do the relocation, because the symbol manipulations done
      by the linker may cause us to lose track of the input BFD.  */
   if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0
-      && (r_type == (unsigned int) R_MIPS_GPREL16
-         || r_type == (unsigned int) R_MIPS_LITERAL))
+      && (gprel16_reloc_p (r_type) || r_type == (unsigned int) R_MIPS_LITERAL))
     cache_ptr->addend = elf_gp (abfd);
 }
 
@@ -2245,7 +2288,7 @@ 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)));
 }
@@ -2289,7 +2332,7 @@ elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note)
        elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12);
 
        /* pr_pid */
-       elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24);
+       elf_tdata (abfd)->core_lwpid = bfd_get_32 (abfd, note->descdata + 24);
 
        /* pr_reg */
        offset = 72;
@@ -2388,6 +2431,7 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
 };
 \f
 #define ELF_ARCH                       bfd_arch_mips
+#define ELF_TARGET_ID                  MIPS_ELF_DATA
 #define ELF_MACHINE_CODE               EM_MIPS
 
 #define elf_backend_collect            TRUE
@@ -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 \