]> git.ipfire.org Git - thirdparty/binutils-gdb.git/blobdiff - bfd/elf64-mips.c
bfd/
[thirdparty/binutils-gdb.git] / bfd / elf64-mips.c
index 3eeb341c0d2f044cebd900664d67263ca76dfe4a..3feb1bbd464c40755cc7a268e2121cb74e225ba7 100644 (file)
@@ -1688,6 +1688,605 @@ static reloc_howto_type mips16_elf64_howto_table_rela[] =
         FALSE),                /* pcrel_offset */
 };
 
+static reloc_howto_type micromips_elf64_howto_table_rel[] =
+{
+  EMPTY_HOWTO (130),
+  EMPTY_HOWTO (131),
+  EMPTY_HOWTO (132),
+
+  /* 26 bit jump address.  */
+  HOWTO (R_MICROMIPS_26_S1,    /* type */
+        1,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        26,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+                               /* This needs complex overflow
+                                  detection, because the upper four
+                                  bits must match the PC.  */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_26_S1",   /* name */
+        TRUE,                  /* partial_inplace */
+        0x3ffffff,             /* src_mask */
+        0x3ffffff,             /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* High 16 bits of symbol value.  */
+  HOWTO (R_MICROMIPS_HI16,     /* type */
+        16,                    /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_hi16_reloc, /* special_function */
+        "R_MICROMIPS_HI16",    /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of symbol value.  */
+  HOWTO (R_MICROMIPS_LO16,     /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_lo16_reloc, /* special_function */
+        "R_MICROMIPS_LO16",    /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* GP relative reference.  */
+  HOWTO (R_MICROMIPS_GPREL16,  /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf32_gprel16_reloc, /* special_function */
+        "R_MICROMIPS_GPREL16", /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Reference to literal section.  */
+  HOWTO (R_MICROMIPS_LITERAL,  /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf32_gprel16_reloc, /* special_function */
+        "R_MICROMIPS_LITERAL", /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Reference to global offset table.  */
+  HOWTO (R_MICROMIPS_GOT16,    /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_got16_reloc, /* special_function */
+        "R_MICROMIPS_GOT16",   /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* This is for microMIPS branches.  */
+  HOWTO (R_MICROMIPS_PC7_S1,   /* type */
+        1,                     /* rightshift */
+        1,                     /* size (0 = byte, 1 = short, 2 = long) */
+        7,                     /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC7_S1",  /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000007f,            /* src_mask */
+        0x0000007f,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  HOWTO (R_MICROMIPS_PC10_S1,  /* type */
+        1,                     /* rightshift */
+        1,                     /* size (0 = byte, 1 = short, 2 = long) */
+        10,                    /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC10_S1", /* name */
+        TRUE,                  /* partial_inplace */
+        0x000003ff,            /* src_mask */
+        0x000003ff,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  HOWTO (R_MICROMIPS_PC16_S1,  /* type */
+        1,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC16_S1", /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  /* 16 bit call through global offset table.  */
+  HOWTO (R_MICROMIPS_CALL16,   /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL16",  /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  EMPTY_HOWTO (143),
+  EMPTY_HOWTO (144),
+
+  /* Displacement in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_DISP, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_DISP",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Displacement to page pointer in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_PAGE, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_PAGE",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Offset from page pointer in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_OFST, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_OFST",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* High 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_HI16, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_HI16",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_LO16, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_LO16",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* 64 bit subtraction.  Used in the N32 ABI.  */
+  HOWTO (R_MICROMIPS_SUB,      /* type */
+        0,                     /* rightshift */
+        4,                     /* size (0 = byte, 1 = short, 2 = long) */
+        64,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_SUB",     /* name */
+        TRUE,                  /* partial_inplace */
+        MINUS_ONE,             /* src_mask */
+        MINUS_ONE,             /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* We don't support these for REL relocations, because it means building
+     the addend from a R_MICROMIPS_HIGHEST/R_MICROMIPS_HIGHER/
+     R_MICROMIPS_HI16/R_MICROMIPS_LO16 sequence with varying ordering,
+     using fallable heuristics.  */
+  EMPTY_HOWTO (R_MICROMIPS_HIGHER),
+  EMPTY_HOWTO (R_MICROMIPS_HIGHEST),
+
+  /* High 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_CALL_HI16,        /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL_HI16",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_CALL_LO16,        /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL_LO16",/* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+};
+
+static reloc_howto_type micromips_elf64_howto_table_rela[] =
+{
+  EMPTY_HOWTO (130),
+  EMPTY_HOWTO (131),
+  EMPTY_HOWTO (132),
+
+  /* 26 bit jump address.  */
+  HOWTO (R_MICROMIPS_26_S1,    /* type */
+        1,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        26,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+                               /* This needs complex overflow
+                                  detection, because the upper four
+                                  bits must match the PC.  */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_26_S1",   /* name */
+        FALSE,                 /* partial_inplace */
+        0x3ffffff,             /* src_mask */
+        0x3ffffff,             /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* High 16 bits of symbol value.  */
+  HOWTO (R_MICROMIPS_HI16,     /* type */
+        16,                    /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_hi16_reloc, /* special_function */
+        "R_MICROMIPS_HI16",    /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of symbol value.  */
+  HOWTO (R_MICROMIPS_LO16,     /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_lo16_reloc, /* special_function */
+        "R_MICROMIPS_LO16",    /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* GP relative reference.  */
+  HOWTO (R_MICROMIPS_GPREL16,  /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf32_gprel16_reloc, /* special_function */
+        "R_MICROMIPS_GPREL16", /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Reference to literal section.  */
+  HOWTO (R_MICROMIPS_LITERAL,  /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf32_gprel16_reloc, /* special_function */
+        "R_MICROMIPS_LITERAL", /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Reference to global offset table.  */
+  HOWTO (R_MICROMIPS_GOT16,    /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_got16_reloc, /* special_function */
+        "R_MICROMIPS_GOT16",   /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* This is for microMIPS branches.  */
+  HOWTO (R_MICROMIPS_PC7_S1,   /* type */
+        1,                     /* rightshift */
+        1,                     /* size (0 = byte, 1 = short, 2 = long) */
+        7,                     /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC7_S1",  /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000007f,            /* src_mask */
+        0x0000007f,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  HOWTO (R_MICROMIPS_PC10_S1,  /* type */
+        1,                     /* rightshift */
+        1,                     /* size (0 = byte, 1 = short, 2 = long) */
+        10,                    /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC10_S1", /* name */
+        FALSE,                 /* partial_inplace */
+        0x000003ff,            /* src_mask */
+        0x000003ff,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  HOWTO (R_MICROMIPS_PC16_S1,  /* type */
+        1,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        TRUE,                  /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_PC16_S1", /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
+
+  /* 16 bit call through global offset table.  */
+  HOWTO (R_MICROMIPS_CALL16,   /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL16",  /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  EMPTY_HOWTO (143),
+  EMPTY_HOWTO (144),
+
+  /* Displacement in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_DISP, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_DISP",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Displacement to page pointer in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_PAGE, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_PAGE",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Offset from page pointer in the global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_OFST, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_signed, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_OFST",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* High 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_HI16, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_HI16",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_GOT_LO16, /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_GOT_LO16",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* 64 bit subtraction.  Used in the N32 ABI.  */
+  HOWTO (R_MICROMIPS_SUB,      /* type */
+        0,                     /* rightshift */
+        4,                     /* size (0 = byte, 1 = short, 2 = long) */
+        64,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_SUB",     /* name */
+        FALSE,                 /* partial_inplace */
+        MINUS_ONE,             /* src_mask */
+        MINUS_ONE,             /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Get the higher value of a 64 bit addend.  */
+  HOWTO (R_MICROMIPS_HIGHER,   /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_HIGHER",  /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Get the highest value of a 64 bit addend.  */
+  HOWTO (R_MICROMIPS_HIGHEST,  /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_HIGHEST", /* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* High 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_CALL_HI16,        /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL_HI16",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+
+  /* Low 16 bits of displacement in global offset table.  */
+  HOWTO (R_MICROMIPS_CALL_LO16,        /* type */
+        0,                     /* rightshift */
+        2,                     /* size (0 = byte, 1 = short, 2 = long) */
+        16,                    /* bitsize */
+        FALSE,                 /* pc_relative */
+        0,                     /* bitpos */
+        complain_overflow_dont, /* complain_on_overflow */
+        _bfd_mips_elf_generic_reloc, /* special_function */
+        "R_MICROMIPS_CALL_LO16",/* name */
+        FALSE,                 /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        FALSE),                /* pcrel_offset */
+};
+
 /* GNU extension to record C++ vtable hierarchy */
 static reloc_howto_type elf_mips_gnu_vtinherit_howto =
   HOWTO (R_MIPS_GNU_VTINHERIT, /* type */
@@ -2231,13 +2830,13 @@ mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol,
     return ret;
 
   location = (bfd_byte *) data + reloc_entry->address;
-  _bfd_mips16_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
-                                  location);
+  _bfd_mips_elf_reloc_unshuffle (abfd, reloc_entry->howto->type, FALSE,
+                                location);
   ret = _bfd_mips_elf_gprel16_with_gp (abfd, symbol, reloc_entry,
                                       input_section, relocatable,
                                       data, gp);
-  _bfd_mips16_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
-                                location);
+  _bfd_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable,
+                              location);
 
   return ret;
 }
@@ -2311,6 +2910,29 @@ static const struct elf_reloc_map mips16_reloc_map[] =
   { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min },
 };
 
+static const struct elf_reloc_map micromips_reloc_map[] =
+{
+  { BFD_RELOC_MICROMIPS_JMP, R_MICROMIPS_26_S1 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_HI16_S, R_MICROMIPS_HI16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_LO16, R_MICROMIPS_LO16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GPREL16, R_MICROMIPS_GPREL16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_LITERAL, R_MICROMIPS_LITERAL - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT16, R_MICROMIPS_GOT16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_7_PCREL_S1, R_MICROMIPS_PC7_S1 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_10_PCREL_S1, R_MICROMIPS_PC10_S1 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_16_PCREL_S1, R_MICROMIPS_PC16_S1 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_CALL16, R_MICROMIPS_CALL16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT_DISP, R_MICROMIPS_GOT_DISP - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT_PAGE, R_MICROMIPS_GOT_PAGE - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT_OFST, R_MICROMIPS_GOT_OFST - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT_HI16, R_MICROMIPS_GOT_HI16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_GOT_LO16, R_MICROMIPS_GOT_LO16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_SUB, R_MICROMIPS_SUB - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_HIGHER, R_MICROMIPS_HIGHER - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_HIGHEST, R_MICROMIPS_HIGHEST - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_CALL_HI16, R_MICROMIPS_CALL_HI16 - R_MICROMIPS_min },
+  { BFD_RELOC_MICROMIPS_CALL_LO16, R_MICROMIPS_CALL_LO16 - R_MICROMIPS_min },
+};
 /* Given a BFD reloc type, return a howto structure.  */
 
 static reloc_howto_type *
@@ -2322,6 +2944,7 @@ bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
      relocation variant.  */
   reloc_howto_type *howto_table = mips_elf64_howto_table_rela;
   reloc_howto_type *howto16_table = mips16_elf64_howto_table_rela;
+  reloc_howto_type *howto_micromips_table = micromips_elf64_howto_table_rela;
 
   for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map);
        i++)
@@ -2337,6 +2960,13 @@ bfd_elf64_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED,
        return &howto16_table[(int) mips16_reloc_map[i].elf_val];
     }
 
+  for (i = 0; i < sizeof (micromips_reloc_map) / sizeof (struct elf_reloc_map);
+       i++)
+    {
+      if (micromips_reloc_map[i].bfd_val == code)
+       return &howto_micromips_table[(int) micromips_reloc_map[i].elf_val];
+    }
+
   switch (code)
     {
     case BFD_RELOC_VTABLE_INHERIT:
@@ -2374,6 +3004,14 @@ bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED,
        && strcasecmp (mips16_elf64_howto_table_rela[i].name, r_name) == 0)
       return &mips16_elf64_howto_table_rela[i];
 
+  for (i = 0;
+       i < (sizeof (micromips_elf64_howto_table_rela)
+           / sizeof (micromips_elf64_howto_table_rela[0]));
+       i++)
+    if (micromips_elf64_howto_table_rela[i].name != NULL
+       && strcasecmp (micromips_elf64_howto_table_rela[i].name, r_name) == 0)
+      return &micromips_elf64_howto_table_rela[i];
+
   if (strcasecmp (elf_mips_gnu_vtinherit_howto.name, r_name) == 0)
     return &elf_mips_gnu_vtinherit_howto;
   if (strcasecmp (elf_mips_gnu_vtentry_howto.name, r_name) == 0)
@@ -2411,6 +3049,13 @@ mips_elf64_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p)
     case R_MIPS_JUMP_SLOT:
       return &elf_mips_jump_slot_howto;
     default:
+      if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max)
+       {
+         if (rela_p)
+           return &micromips_elf64_howto_table_rela[r_type - R_MICROMIPS_min];
+         else
+           return &micromips_elf64_howto_table_rel[r_type - R_MICROMIPS_min];
+       }
       if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max)
        {
          if (rela_p)
@@ -3279,6 +3924,8 @@ const struct elf_size_info mips_elf64_size_info =
 /* We don't set bfd_elf64_bfd_is_local_label_name because the 32-bit
    MIPS-specific function only applies to IRIX5, which had no 64-bit
    ABI.  */
+#define bfd_elf64_bfd_is_target_special_symbol \
+                                       _bfd_mips_elf_is_target_special_symbol
 #define bfd_elf64_find_nearest_line    _bfd_mips_elf_find_nearest_line
 #define bfd_elf64_find_inliner_info    _bfd_mips_elf_find_inliner_info
 #define bfd_elf64_new_section_hook     _bfd_mips_elf_new_section_hook