X-Git-Url: http://git.efficios.com/?a=blobdiff_plain;f=bfd%2Felf64-mips.c;h=e02f969ed86015fb81da6e751c077cf60c20b480;hb=42e7ad6c737c369c328adb41a707222523b7e4c2;hp=cc226e570ab76663424951541e12f750f9071a73;hpb=3e110533652d0f94211681ab718b7471f8bd3493;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elf64-mips.c b/bfd/elf64-mips.c index cc226e570a..e02f969ed8 100644 --- a/bfd/elf64-mips.c +++ b/bfd/elf64-mips.c @@ -1,25 +1,28 @@ /* MIPS-specific support for 64-bit ELF - Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005 + Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003, 2004, 2005, + 2006, 2007, 2008, 2009, 2010 Free Software Foundation, Inc. Ian Lance Taylor, Cygnus Support Linker support added by Mark Mitchell, CodeSourcery, LLC. -This file is part of BFD, the Binary File Descriptor library. + This file is part of BFD, the Binary File Descriptor library. -This program is free software; you can redistribute it and/or modify -it under the terms of the GNU General Public License as published by -the Free Software Foundation; either version 2 of the License, or -(at your option) any later version. + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU General Public License as published by + the Free Software Foundation; either version 3 of the License, or + (at your option) any later version. -This program is distributed in the hope that it will be useful, -but WITHOUT ANY WARRANTY; without even the implied warranty of -MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the -GNU General Public License for more details. + This program is distributed in the hope that it will be useful, + but WITHOUT ANY WARRANTY; without even the implied warranty of + MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + GNU General Public License for more details. + + You should have received a copy of the GNU General Public License + along with this program; if not, write to the Free Software + Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, + MA 02110-1301, USA. */ -You should have received a copy of the GNU General Public License -along with this program; if not, write to the Free Software -Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. */ /* This file supports the 64-bit MIPS ELF ABI. @@ -40,8 +43,8 @@ Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, MA 02110-1301, USA. . the OldABI version is still lying around and should be removed. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "aout/ar.h" #include "bfdlink.h" @@ -112,8 +115,6 @@ static bfd_reloc_status_type mips_elf64_gprel32_reloc (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static bfd_reloc_status_type mips_elf64_shift6_reloc (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); -static bfd_reloc_status_type mips16_jump_reloc - (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static bfd_reloc_status_type mips16_gprel_reloc (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static bfd_boolean mips_elf64_assign_gp @@ -299,9 +300,11 @@ static reloc_howto_type mips_elf64_howto_table_rel[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* 16 bit PC relative reference. */ + /* 16 bit PC relative reference. Note that the ABI document has a typo + and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. + We do the right thing here. */ HOWTO (R_MIPS_PC16, /* type */ - 0, /* rightshift */ + 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ TRUE, /* pc_relative */ @@ -789,6 +792,21 @@ static reloc_howto_type mips_elf64_howto_table_rel[] = 0x0000ffff, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ + + /* 32 bit relocation with no addend. */ + HOWTO (R_MIPS_GLOB_DAT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_GLOB_DAT", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ }; /* The relocation table used for SHT_RELA sections. */ @@ -948,9 +966,11 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* 16 bit PC relative reference. */ + /* 16 bit PC relative reference. Note that the ABI document has a typo + and claims R_MIPS_PC16 to be not rightshifted, rendering it useless. + We do the right thing here. */ HOWTO (R_MIPS_PC16, /* type */ - 0, /* rightshift */ + 2, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ TRUE, /* pc_relative */ @@ -1309,26 +1329,1007 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = /* TLS relocations. */ EMPTY_HOWTO (R_MIPS_TLS_DTPMOD32), EMPTY_HOWTO (R_MIPS_TLS_DTPREL32), - EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64), - EMPTY_HOWTO (R_MIPS_TLS_DTPREL64), + + HOWTO (R_MIPS_TLS_DTPMOD64, /* 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_MIPS_TLS_DTPMOD64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + MINUS_ONE, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_MIPS_TLS_DTPREL64, /* 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_MIPS_TLS_DTPREL64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + MINUS_ONE, /* dst_mask */ + FALSE), /* pcrel_offset */ /* TLS general dynamic variable reference. */ HOWTO (R_MIPS_TLS_GD, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - FALSE, /* pc_relative */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_TLS_GD", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS local dynamic variable reference. */ + HOWTO (R_MIPS_TLS_LDM, /* 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_MIPS_TLS_LDM", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS local dynamic offset. */ + HOWTO (R_MIPS_TLS_DTPREL_HI16, /* 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_MIPS_TLS_DTPREL_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS local dynamic offset. */ + HOWTO (R_MIPS_TLS_DTPREL_LO16, /* 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_MIPS_TLS_DTPREL_LO16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS thread pointer offset. */ + HOWTO (R_MIPS_TLS_GOTTPREL, /* 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_MIPS_TLS_GOTTPREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS IE dynamic relocations. */ + EMPTY_HOWTO (R_MIPS_TLS_TPREL32), + + HOWTO (R_MIPS_TLS_TPREL64, /* 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_MIPS_TLS_TPREL64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + MINUS_ONE, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS thread pointer offset. */ + HOWTO (R_MIPS_TLS_TPREL_HI16, /* 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_MIPS_TLS_TPREL_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS thread pointer offset. */ + HOWTO (R_MIPS_TLS_TPREL_LO16, /* 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_MIPS_TLS_TPREL_LO16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* 32 bit relocation with no addend. */ + HOWTO (R_MIPS_GLOB_DAT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_GLOB_DAT", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ +}; + +static reloc_howto_type mips16_elf64_howto_table_rel[] = +{ + /* The reloc used for the mips16 jump instruction. */ + HOWTO (R_MIPS16_26, /* type */ + 2, /* 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_MIPS16_26", /* name */ + TRUE, /* partial_inplace */ + 0x3ffffff, /* src_mask */ + 0x3ffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* The reloc used for the mips16 gprel instruction. */ + HOWTO (R_MIPS16_GPREL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + mips16_gprel_reloc, /* special_function */ + "R_MIPS16_GPREL", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* 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_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* 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_MIPS16_CALL16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 high 16 bits of symbol value. */ + HOWTO (R_MIPS16_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_MIPS16_HI16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 low 16 bits of symbol value. */ + HOWTO (R_MIPS16_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_MIPS16_LO16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS general dynamic variable reference. */ + HOWTO (R_MIPS16_TLS_GD, /* 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_MIPS16_TLS_GD", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic variable reference. */ + HOWTO (R_MIPS16_TLS_LDM, /* 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_MIPS16_TLS_LDM", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic offset. */ + HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* 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_MIPS16_TLS_DTPREL_HI16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic offset. */ + HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* 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_MIPS16_TLS_DTPREL_LO16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_GOTTPREL, /* 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_MIPS16_TLS_GOTTPREL", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_TPREL_HI16, /* 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_MIPS16_TLS_TPREL_HI16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_TPREL_LO16, /* 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_MIPS16_TLS_TPREL_LO16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ +}; + +static reloc_howto_type mips16_elf64_howto_table_rela[] = +{ + /* The reloc used for the mips16 jump instruction. */ + HOWTO (R_MIPS16_26, /* type */ + 2, /* 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_MIPS16_26", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3ffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* The reloc used for the mips16 gprel instruction. */ + HOWTO (R_MIPS16_GPREL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + mips16_gprel_reloc, /* special_function */ + "R_MIPS16_GPREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* A MIPS16 reference to the global offset table. */ + HOWTO (R_MIPS16_GOT16, /* 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_got16_reloc, /* special_function */ + "R_MIPS16_GOT16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* A MIPS16 call through the global offset table. */ + HOWTO (R_MIPS16_CALL16, /* 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_MIPS16_CALL16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 high 16 bits of symbol value. */ + HOWTO (R_MIPS16_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_MIPS16_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 low 16 bits of symbol value. */ + HOWTO (R_MIPS16_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_MIPS16_LO16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS general dynamic variable reference. */ + HOWTO (R_MIPS16_TLS_GD, /* 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_MIPS16_TLS_GD", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic variable reference. */ + HOWTO (R_MIPS16_TLS_LDM, /* 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_MIPS16_TLS_LDM", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic offset. */ + HOWTO (R_MIPS16_TLS_DTPREL_HI16, /* 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_MIPS16_TLS_DTPREL_HI16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS local dynamic offset. */ + HOWTO (R_MIPS16_TLS_DTPREL_LO16, /* 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_MIPS16_TLS_DTPREL_LO16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_GOTTPREL, /* 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_MIPS16_TLS_GOTTPREL", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_TPREL_HI16, /* 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_MIPS16_TLS_TPREL_HI16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* MIPS16 TLS thread pointer offset. */ + HOWTO (R_MIPS16_TLS_TPREL_LO16, /* 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_MIPS16_TLS_TPREL_LO16", /* name */ + FALSE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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_MIPS_TLS_GD", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_PC16_S1", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ - FALSE), /* pcrel_offset */ + TRUE), /* pcrel_offset */ - /* TLS local dynamic variable reference. */ - HOWTO (R_MIPS_TLS_LDM, /* type */ + /* 16 bit call through global offset table. */ + HOWTO (R_MICROMIPS_CALL16, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ @@ -1336,14 +2337,17 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_LDM", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_CALL16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* TLS local dynamic offset. */ - HOWTO (R_MIPS_TLS_DTPREL_HI16, /* type */ + 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 */ @@ -1351,14 +2355,14 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_DTPREL_HI16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_GOT_DISP",/* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* TLS local dynamic offset. */ - HOWTO (R_MIPS_TLS_DTPREL_LO16, /* type */ + /* 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 */ @@ -1366,14 +2370,14 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_DTPREL_LO16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_GOT_PAGE",/* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* TLS thread pointer offset. */ - HOWTO (R_MIPS_TLS_GOTTPREL, /* type */ + /* 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 */ @@ -1381,186 +2385,114 @@ static reloc_howto_type mips_elf64_howto_table_rela[] = 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_GOTTPREL", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_GOT_OFST",/* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - EMPTY_HOWTO (R_MIPS_TLS_TPREL32), - EMPTY_HOWTO (R_MIPS_TLS_TPREL64), - - /* TLS thread pointer offset. */ - HOWTO (R_MIPS_TLS_TPREL_HI16, /* type */ + /* 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_signed, /* complain_on_overflow */ + complain_overflow_dont, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_TPREL_HI16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_GOT_HI16",/* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* TLS thread pointer offset. */ - HOWTO (R_MIPS_TLS_TPREL_LO16, /* type */ + /* 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_signed, /* complain_on_overflow */ + complain_overflow_dont, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_TLS_TPREL_LO16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + "R_MICROMIPS_GOT_LO16",/* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ -}; -static reloc_howto_type mips16_elf64_howto_table_rel[] = -{ - /* The reloc used for the mips16 jump instruction. */ - HOWTO (R_MIPS16_26, /* type */ - 2, /* rightshift */ - 2, /* size (0 = byte, 1 = short, 2 = long) */ - 26, /* bitsize */ + /* 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 */ - /* This needs complex overflow - detection, because the upper four - bits must match the PC. */ - mips16_jump_reloc, /* special_function */ - "R_MIPS16_26", /* name */ - TRUE, /* partial_inplace */ - 0x3ffffff, /* src_mask */ - 0x3ffffff, /* dst_mask */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MICROMIPS_SUB", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + MINUS_ONE, /* dst_mask */ FALSE), /* pcrel_offset */ - /* The reloc used for the mips16 gprel instruction. */ - HOWTO (R_MIPS16_GPREL, /* type */ + /* 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_signed, /* complain_on_overflow */ - mips16_gprel_reloc, /* special_function */ - "R_MIPS16_GPREL", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ - 0x0000ffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), - - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), - - /* MIPS16 high 16 bits of symbol value. */ - HOWTO (R_MIPS16_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_MIPS16_HI16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MICROMIPS_HIGHER", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* MIPS16 low 16 bits of symbol value. */ - HOWTO (R_MIPS16_LO16, /* type */ + /* 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_lo16_reloc, /* special_function */ - "R_MIPS16_LO16", /* name */ - TRUE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ - 0x0000ffff, /* dst_mask */ - FALSE), /* pcrel_offset */ -}; - -static reloc_howto_type mips16_elf64_howto_table_rela[] = -{ - /* The reloc used for the mips16 jump instruction. */ - HOWTO (R_MIPS16_26, /* type */ - 2, /* 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. */ - mips16_jump_reloc, /* special_function */ - "R_MIPS16_26", /* name */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MICROMIPS_HIGHEST", /* name */ FALSE, /* partial_inplace */ - 0x3ffffff, /* src_mask */ - 0x3ffffff, /* dst_mask */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* The reloc used for the mips16 gprel instruction. */ - HOWTO (R_MIPS16_GPREL, /* type */ + /* 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_signed, /* complain_on_overflow */ - mips16_gprel_reloc, /* special_function */ - "R_MIPS16_GPREL", /* name */ - FALSE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ - 0x0000ffff, /* dst_mask */ - FALSE), /* pcrel_offset */ - - /* A placeholder for MIPS16 reference to global offset table. */ - EMPTY_HOWTO (R_MIPS16_GOT16), - - /* A placeholder for MIPS16 16 bit call through global offset table. */ - EMPTY_HOWTO (R_MIPS16_CALL16), - - /* MIPS16 high 16 bits of symbol value. */ - HOWTO (R_MIPS16_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_MIPS16_HI16", /* name */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MICROMIPS_CALL_HI16",/* name */ FALSE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ - /* MIPS16 low 16 bits of symbol value. */ - HOWTO (R_MIPS16_LO16, /* type */ + /* 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_lo16_reloc, /* special_function */ - "R_MIPS16_LO16", /* name */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MICROMIPS_CALL_LO16",/* name */ FALSE, /* partial_inplace */ - 0x0000ffff, /* src_mask */ + 0, /* src_mask */ 0x0000ffff, /* dst_mask */ FALSE), /* pcrel_offset */ }; @@ -1629,6 +2561,38 @@ static reloc_howto_type elf_mips_gnu_rela16_s2 = 0x0000ffff, /* dst_mask */ TRUE); /* pcrel_offset */ +/* 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 */ + 4, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* 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 */ + /* Swap in a MIPS 64-bit Rel reloc. */ static void @@ -1744,6 +2708,7 @@ mips_elf64_be_swap_reloc_out (bfd *abfd, const Elf_Internal_Rela *src, mirel.r_offset = src[0].r_offset; BFD_ASSERT(src[0].r_offset == src[1].r_offset); + BFD_ASSERT(src[0].r_offset == src[2].r_offset); mirel.r_type = ELF64_MIPS_R_TYPE (src[0].r_info); mirel.r_sym = ELF64_R_SYM (src[0].r_info); @@ -2040,37 +3005,6 @@ mips_elf64_shift6_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, error_message); } -/* Handle a mips16 jump. */ - -static bfd_reloc_status_type -mips16_jump_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, - asymbol *symbol, void *data ATTRIBUTE_UNUSED, - asection *input_section, bfd *output_bfd, - char **error_message ATTRIBUTE_UNUSED) -{ - if (output_bfd != NULL - && (symbol->flags & BSF_SECTION_SYM) == 0 - && (! reloc_entry->howto->partial_inplace - || reloc_entry->addend == 0)) - { - reloc_entry->address += input_section->output_offset; - return bfd_reloc_ok; - } - - /* FIXME. */ - { - static bfd_boolean warned; - - if (! warned) - (*_bfd_error_handler) - (_("Linking mips16 objects into %s format is not supported"), - bfd_get_target (input_section->output_section->owner)); - warned = TRUE; - } - - return bfd_reloc_undefined; -} - /* Handle a mips16 GP relative reloc. */ static bfd_reloc_status_type @@ -2107,13 +3041,13 @@ 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; } @@ -2133,7 +3067,7 @@ static const struct elf_reloc_map mips_reloc_map[] = /* There is no BFD reloc for R_MIPS_REL32. */ { BFD_RELOC_64, R_MIPS_64 }, { BFD_RELOC_CTOR, R_MIPS_64 }, - { BFD_RELOC_16_PCREL, R_MIPS_PC16 }, + { BFD_RELOC_16_PCREL_S2, R_MIPS_PC16 }, { BFD_RELOC_HI16_S, R_MIPS_HI16 }, { BFD_RELOC_LO16, R_MIPS_LO16 }, { BFD_RELOC_GPREL16, R_MIPS_GPREL16 }, @@ -2181,10 +3115,44 @@ static const struct elf_reloc_map mips16_reloc_map[] = { { BFD_RELOC_MIPS16_JMP, R_MIPS16_26 - R_MIPS16_min }, { BFD_RELOC_MIPS16_GPREL, R_MIPS16_GPREL - R_MIPS16_min }, + { BFD_RELOC_MIPS16_GOT16, R_MIPS16_GOT16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_CALL16, R_MIPS16_CALL16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_HI16_S, R_MIPS16_HI16 - R_MIPS16_min }, { BFD_RELOC_MIPS16_LO16, R_MIPS16_LO16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_TLS_GD, R_MIPS16_TLS_GD - R_MIPS16_min }, + { BFD_RELOC_MIPS16_TLS_LDM, R_MIPS16_TLS_LDM - R_MIPS16_min }, + { BFD_RELOC_MIPS16_TLS_DTPREL_HI16, + R_MIPS16_TLS_DTPREL_HI16 - R_MIPS16_min }, + { BFD_RELOC_MIPS16_TLS_DTPREL_LO16, + 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 } }; +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 * @@ -2196,6 +3164,7 @@ 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++) @@ -2211,20 +3180,74 @@ 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: return &elf_mips_gnu_vtinherit_howto; case BFD_RELOC_VTABLE_ENTRY: return &elf_mips_gnu_vtentry_howto; - case BFD_RELOC_16_PCREL_S2: - return &elf_mips_gnu_rela16_s2; + 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; } } +static reloc_howto_type * +bfd_elf64_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, + const char *r_name) +{ + unsigned int i; + + for (i = 0; + i < (sizeof (mips_elf64_howto_table_rela) + / sizeof (mips_elf64_howto_table_rela[0])); i++) + if (mips_elf64_howto_table_rela[i].name != NULL + && strcasecmp (mips_elf64_howto_table_rela[i].name, r_name) == 0) + return &mips_elf64_howto_table_rela[i]; + + for (i = 0; + i < (sizeof (mips16_elf64_howto_table_rela) + / sizeof (mips16_elf64_howto_table_rela[0])); + i++) + if (mips16_elf64_howto_table_rela[i].name != NULL + && 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 µmips_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) + return &elf_mips_gnu_vtentry_howto; + if (strcasecmp (elf_mips_gnu_rel16_s2.name, r_name) == 0) + 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; +} + /* Given a MIPS Elf_Internal_Rel, fill in an arelent structure. */ static reloc_howto_type * @@ -2241,7 +3264,18 @@ mips_elf64_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_MICROMIPS_min && r_type < R_MICROMIPS_max) + { + if (rela_p) + return µmips_elf64_howto_table_rela[r_type - R_MICROMIPS_min]; + else + return µmips_elf64_howto_table_rel[r_type - R_MICROMIPS_min]; + } if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) { if (rela_p) @@ -2450,7 +3484,7 @@ mips_elf64_slurp_one_reloc_table (bfd *abfd, asection *asect, default: if (! used_sym) { - if (rela.r_sym == 0) + if (rela.r_sym == STN_UNDEF) relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr; else { @@ -2553,13 +3587,13 @@ mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect, || asect->reloc_count == 0) return TRUE; - rel_hdr = &d->rel_hdr; - reloc_count = NUM_SHDR_ENTRIES (rel_hdr); - rel_hdr2 = d->rel_hdr2; + rel_hdr = d->rel.hdr; + reloc_count = rel_hdr ? NUM_SHDR_ENTRIES (rel_hdr) : 0; + rel_hdr2 = d->rela.hdr; reloc_count2 = (rel_hdr2 ? NUM_SHDR_ENTRIES (rel_hdr2) : 0); BFD_ASSERT (asect->reloc_count == reloc_count + reloc_count2); - BFD_ASSERT (asect->rel_filepos == rel_hdr->sh_offset + BFD_ASSERT ((rel_hdr && asect->rel_filepos == rel_hdr->sh_offset) || (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset)); } @@ -2587,19 +3621,18 @@ mips_elf64_slurp_reloc_table (bfd *abfd, asection *asect, /* The slurp_one_reloc_table routine increments reloc_count. */ asect->reloc_count = 0; - if (! mips_elf64_slurp_one_reloc_table (abfd, asect, - rel_hdr, reloc_count, - relents, - symbols, dynamic)) + if (rel_hdr != NULL + && ! mips_elf64_slurp_one_reloc_table (abfd, asect, + rel_hdr, reloc_count, + relents, + symbols, dynamic)) + return FALSE; + if (rel_hdr2 != NULL + && ! mips_elf64_slurp_one_reloc_table (abfd, asect, + rel_hdr2, reloc_count2, + relents + reloc_count * 3, + symbols, dynamic)) return FALSE; - if (d->rel_hdr2 != NULL) - { - if (! mips_elf64_slurp_one_reloc_table (abfd, asect, - rel_hdr2, reloc_count2, - relents + reloc_count * 3, - symbols, dynamic)) - return FALSE; - } asect->relocation = relents; return TRUE; @@ -2658,7 +3691,7 @@ mips_elf64_write_relocs (bfd *abfd, asection *sec, void *data) } } - rel_hdr = &elf_section_data (sec)->rel_hdr; + rel_hdr = _bfd_elf_single_rel_hdr (sec); /* Do the actual relocation. */ @@ -2914,7 +3947,7 @@ elf64_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 + 32); + elf_tdata (abfd)->core_lwpid = bfd_get_32 (abfd, note->descdata + 32); /* pr_reg */ offset = 112; @@ -3023,6 +4056,7 @@ const struct elf_size_info mips_elf64_size_info = EV_CURRENT, bfd_elf64_write_out_phdrs, bfd_elf64_write_shdrs_and_ehdr, + bfd_elf64_checksum_contents, mips_elf64_write_relocs, bfd_elf64_swap_symbol_in, bfd_elf64_swap_symbol_out, @@ -3037,6 +4071,7 @@ const struct elf_size_info mips_elf64_size_info = }; #define ELF_ARCH bfd_arch_mips +#define ELF_TARGET_ID MIPS_ELF_DATA #define ELF_MACHINE_CODE EM_MIPS #define elf_backend_collect TRUE @@ -3057,12 +4092,16 @@ const struct elf_size_info mips_elf64_size_info = #define elf_backend_create_dynamic_sections \ _bfd_mips_elf_create_dynamic_sections #define elf_backend_check_relocs _bfd_mips_elf_check_relocs +#define elf_backend_merge_symbol_attribute \ + _bfd_mips_elf_merge_symbol_attribute +#define elf_backend_get_target_dtag _bfd_mips_elf_get_target_dtag #define elf_backend_adjust_dynamic_symbol \ _bfd_mips_elf_adjust_dynamic_symbol #define elf_backend_always_size_sections \ _bfd_mips_elf_always_size_sections #define elf_backend_size_dynamic_sections \ _bfd_mips_elf_size_dynamic_sections +#define elf_backend_init_index_section _bfd_elf_init_1_index_section #define elf_backend_relocate_section _bfd_mips_elf_relocate_section #define elf_backend_finish_dynamic_symbol \ _bfd_mips_elf_finish_dynamic_symbol @@ -3077,7 +4116,6 @@ const struct elf_size_info mips_elf64_size_info = #define elf_backend_gc_sweep_hook _bfd_mips_elf_gc_sweep_hook #define elf_backend_copy_indirect_symbol \ _bfd_mips_elf_copy_indirect_symbol -#define elf_backend_hide_symbol _bfd_mips_elf_hide_symbol #define elf_backend_ignore_discarded_relocs \ _bfd_mips_elf_ignore_discarded_relocs #define elf_backend_mips_irix_compat elf64_mips_irix_compat @@ -3088,20 +4126,28 @@ const struct elf_size_info mips_elf64_size_info = #define elf_backend_grok_prstatus elf64_mips_grok_prstatus #define elf_backend_grok_psinfo elf64_mips_grok_psinfo -#define elf_backend_got_header_size (4 * MIPS_RESERVED_GOTNO) +#define elf_backend_got_header_size (8 * MIPS_RESERVED_GOTNO) /* MIPS ELF64 can use a mixture of REL and RELA, but some Relocations work better/work only in RELA, so we default to this. */ #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_plt_readonly 1 +#define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val + +#define elf_backend_sign_extend_vma TRUE #define elf_backend_write_section _bfd_mips_elf_write_section /* 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 #define bfd_elf64_set_section_contents _bfd_mips_elf_set_section_contents #define bfd_elf64_bfd_get_relocated_section_contents \ @@ -3134,6 +4180,7 @@ extern bfd_boolean bfd_elf64_archive_write_armap #define bfd_elf64_archive_truncate_arname \ _bfd_archive_coff_truncate_arname #define bfd_elf64_archive_read_ar_hdr _bfd_archive_coff_read_ar_hdr +#define bfd_elf64_archive_write_ar_hdr _bfd_archive_coff_write_ar_hdr #define bfd_elf64_archive_openr_next_archived_file \ _bfd_archive_coff_openr_next_archived_file #define bfd_elf64_archive_get_elt_at_index \ @@ -3149,10 +4196,8 @@ extern bfd_boolean bfd_elf64_archive_write_armap #define TARGET_BIG_SYM bfd_elf64_bigmips_vec #define TARGET_BIG_NAME "elf64-bigmips" -/* The SVR4 MIPS ABI says that this should be 0x10000, but Irix 5 uses - a value of 0x1000, and we are compatible. - FIXME: How does this affect NewABI? */ -#define ELF_MAXPAGESIZE 0x1000 +#define ELF_MAXPAGESIZE 0x10000 +#define ELF_COMMONPAGESIZE 0x1000 #include "elf64-target.h" @@ -3163,16 +4208,49 @@ extern bfd_boolean bfd_elf64_archive_write_armap #undef TARGET_BIG_NAME #undef ELF_MAXPAGESIZE +#undef ELF_COMMONPAGESIZE #define TARGET_LITTLE_SYM bfd_elf64_tradlittlemips_vec #define TARGET_LITTLE_NAME "elf64-tradlittlemips" #define TARGET_BIG_SYM bfd_elf64_tradbigmips_vec #define TARGET_BIG_NAME "elf64-tradbigmips" -/* The SVR4 MIPS ABI says that this should be 0x10000, and Linux uses - page sizes of up to that limit, so we need to respect it. */ #define ELF_MAXPAGESIZE 0x10000 +#define ELF_COMMONPAGESIZE 0x1000 #define elf64_bed elf64_tradbed /* Include the target file again for this target. */ #include "elf64-target.h" + + +/* FreeBSD support. */ + +#undef TARGET_LITTLE_SYM +#undef TARGET_LITTLE_NAME +#undef TARGET_BIG_SYM +#undef TARGET_BIG_NAME + +#define TARGET_LITTLE_SYM bfd_elf64_tradlittlemips_freebsd_vec +#define TARGET_LITTLE_NAME "elf64-tradlittlemips-freebsd" +#define TARGET_BIG_SYM bfd_elf64_tradbigmips_freebsd_vec +#define TARGET_BIG_NAME "elf64-tradbigmips-freebsd" + +#undef ELF_OSABI +#define ELF_OSABI ELFOSABI_FREEBSD + +/* The kernel recognizes executables as valid only if they carry a + "FreeBSD" label in the ELF header. So we put this label on all + executables and (for simplicity) also all other object files. */ + +static void +elf_fbsd_post_process_headers (bfd *abfd, struct bfd_link_info *info) +{ + _bfd_elf_set_osabi (abfd, info); +} + +#undef elf_backend_post_process_headers +#define elf_backend_post_process_headers elf_fbsd_post_process_headers +#undef elf64_bed +#define elf64_bed elf64_fbsd_tradbed + +#include "elf64-target.h"