environ-selftests: Ignore -Wself-move warning

[deliverable/binutils-gdb.git] / bfd / elf32-mips.c

diff --git a/bfd/elf32-mips.c b/bfd/elf32-mips.c
index 752f386faf23637e4d0160f32a4d147b8a85c6bd..8c1a68eba0104315aeeb871a6233e3aef04c89fd 100644 (file)
--- a/bfd/elf32-mips.c
+++ b/bfd/elf32-mips.c
@@ -1,5 +1,5 @@
 /* MIPS-specific support for 32-bit ELF
-   Copyright (C) 1993-2016 Free Software Foundation, Inc.
+   Copyright (C) 1993-2017 Free Software Foundation, Inc.
 
    Most of the information added by Ian Lance Taylor, Cygnus Support,
    <ian@cygnus.com>.
@@ -1027,6 +1027,21 @@ static reloc_howto_type elf_mips16_howto_table_rel[] =
         0x0000ffff,            /* src_mask */
         0x0000ffff,            /* dst_mask */
         FALSE),                /* pcrel_offset */
+
+  /* MIPS16 16-bit PC-relative branch offset.  */
+  HOWTO (R_MIPS16_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_MIPS16_PC16_S1",    /* name */
+        TRUE,                  /* partial_inplace */
+        0x0000ffff,            /* src_mask */
+        0x0000ffff,            /* dst_mask */
+        TRUE),                 /* pcrel_offset */
 };
 
 static reloc_howto_type elf_micromips_howto_table_rel[] =
@@ -1548,9 +1563,9 @@ static reloc_howto_type elf_mips_gnu_rel16_s2 =
         TRUE);                 /* pcrel_offset */
 
 /* 32 bit pc-relative.  This was a GNU extension used by embedded-PIC.
-   It was co-opted by mips-linux for exception-handling data.  It is no
-   longer used, but should continue to be supported by the linker for
-   backward compatibility.  (GCC stopped using it in May, 2004.)  */
+   It was co-opted by mips-linux for exception-handling data.  GCC stopped
+   using it in May, 2004, then started using it again for compact unwind
+   tables.  */
 static reloc_howto_type elf_mips_gnu_pcrel32 =
   HOWTO (R_MIPS_PC32,          /* type */
         0,                     /* rightshift */
@@ -2023,7 +2038,8 @@ static const struct elf_reloc_map mips16_reloc_map[] =
     R_MIPS16_TLS_DTPREL_LO16 - R_MIPS16_min },
   { BFD_RELOC_MIPS16_TLS_GOTTPREL, R_MIPS16_TLS_GOTTPREL - R_MIPS16_min },
   { BFD_RELOC_MIPS16_TLS_TPREL_HI16, R_MIPS16_TLS_TPREL_HI16 - R_MIPS16_min },
-  { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min }
+  { BFD_RELOC_MIPS16_TLS_TPREL_LO16, R_MIPS16_TLS_TPREL_LO16 - R_MIPS16_min },
+  { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - R_MIPS16_min }
 };
 
 static const struct elf_reloc_map micromips_reloc_map[] =
@@ -2206,7 +2222,7 @@ mips_elf32_rtype_to_howto (unsigned int r_type,
         return &elf_mips16_howto_table_rel[r_type - R_MIPS16_min];
       if (r_type >= (unsigned int) R_MIPS_max)
        {
-         (*_bfd_error_handler) (_("Unrecognised MIPS reloc number: %d"), r_type);
+         _bfd_error_handler (_("Unrecognised MIPS reloc number: %d"), r_type);
          bfd_set_error (bfd_error_bad_value);
          r_type = R_MIPS_NONE;
        }
@@ -2466,6 +2482,7 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = {
 #define elf_backend_ecoff_debug_swap   &mips_elf32_ecoff_debug_swap
 
 #define elf_backend_got_header_size    (4 * MIPS_RESERVED_GOTNO)
+#define elf_backend_want_dynrelro      1
 #define elf_backend_may_use_rel_p      1
 #define elf_backend_may_use_rela_p     0
 #define elf_backend_default_use_rela_p 0
@@ -2601,6 +2618,8 @@ mips_vxworks_final_write_processing (bfd *abfd, bfd_boolean linker)
 #define elf_backend_default_use_rela_p         1
 #undef elf_backend_got_header_size
 #define elf_backend_got_header_size            (4 * 3)
+#undef elf_backend_dtrel_excludes_plt
+#define elf_backend_dtrel_excludes_plt         1
 
 #undef elf_backend_finish_dynamic_symbol
 #define elf_backend_finish_dynamic_symbol \