X-Git-Url: http://drtracing.org/?a=blobdiff_plain;f=bfd%2Felfn32-mips.c;h=141ec9609a2f40ef93ee579de827b1a1f5e88028;hb=871b3ab29e87cf0de15f7e49ad19acc4f7f6f84c;hp=48c2579bef0c3b06f0eff69ff2824f98e25a74fe;hpb=6422fbef5fbfdd119da0dc6945841fee348ff2cd;p=deliverable%2Fbinutils-gdb.git diff --git a/bfd/elfn32-mips.c b/bfd/elfn32-mips.c index 48c2579bef..141ec9609a 100644 --- a/bfd/elfn32-mips.c +++ b/bfd/elfn32-mips.c @@ -1,6 +1,5 @@ /* MIPS-specific support for 32-bit ELF - Copyright 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000, 2001, 2002, - 2003, 2004 Free Software Foundation, Inc. + Copyright (C) 1993-2018 Free Software Foundation, Inc. Most of the information added by Ian Lance Taylor, Cygnus Support, . @@ -9,28 +8,30 @@ Traditional MIPS targets support added by Koundinya.K, Dansk Data Elektronik & Operations Research Group. -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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ /* This file handles MIPS ELF targets. SGI Irix 5 uses a slightly different MIPS ELF from other targets. This matters when linking. This file supports both, switching at runtime. */ -#include "bfd.h" #include "sysdep.h" +#include "bfd.h" #include "libbfd.h" #include "bfdlink.h" #include "genlink.h" @@ -61,8 +62,6 @@ static bfd_reloc_status_type gprel32_with_gp (bfd *, asymbol *, arelent *, asection *, bfd_boolean, void *, bfd_vma); static bfd_reloc_status_type mips_elf_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 reloc_howto_type *bfd_elf32_bfd_reloc_type_lookup @@ -81,11 +80,15 @@ static bfd_boolean elf32_mips_grok_prstatus (bfd *, Elf_Internal_Note *); static bfd_boolean elf32_mips_grok_psinfo (bfd *, Elf_Internal_Note *); +static bfd_boolean elf_n32_mips_grok_freebsd_prstatus + (bfd *, Elf_Internal_Note *); static irix_compat_t elf_n32_mips_irix_compat (bfd *); +static bfd_boolean mips_elf_n32_mkobject + (bfd *); -extern const bfd_target bfd_elf32_nbigmips_vec; -extern const bfd_target bfd_elf32_nlittlemips_vec; +extern const bfd_target mips_elf32_n_be_vec; +extern const bfd_target mips_elf32_n_le_vec; /* Nonzero if ABFD is using the N32 ABI. */ #define ABI_N32_P(abfd) \ @@ -109,7 +112,7 @@ static reloc_howto_type elf_mips_howto_table_rel[] = /* No relocation. */ HOWTO (R_MIPS_NONE, /* type */ 0, /* rightshift */ - 0, /* size (0 = byte, 1 = short, 2 = long) */ + 3, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ @@ -174,7 +177,7 @@ static reloc_howto_type elf_mips_howto_table_rel[] = FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ - /* This needs complex overflow + /* This needs complex overflow detection, because the upper four bits must match the PC + 4. */ _bfd_mips_elf_generic_reloc, /* special_function */ @@ -262,9 +265,11 @@ static reloc_howto_type elf_mips_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 */ @@ -587,7 +592,7 @@ static reloc_howto_type elf_mips_howto_table_rel[] = /* Protected jump conversion. This is an optimization hint. No relocation is required for correctness. */ - HOWTO (R_MIPS_JALR, /* type */ + HOWTO (R_MIPS_JALR, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ @@ -595,11 +600,274 @@ static reloc_howto_type elf_mips_howto_table_rel[] = 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_JALR", /* name */ + "R_MIPS_JALR", /* name */ FALSE, /* partial_inplace */ 0x00000000, /* src_mask */ 0x00000000, /* dst_mask */ FALSE), /* pcrel_offset */ + + /* TLS GD/LD dynamic relocations. */ + HOWTO (R_MIPS_TLS_DTPMOD32, /* 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_TLS_DTPMOD32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_MIPS_TLS_DTPREL32, /* 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_TLS_DTPREL32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64), + EMPTY_HOWTO (R_MIPS_TLS_DTPREL64), + + /* 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 */ + 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 */ + 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 */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* 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 */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* 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 */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* 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 */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* TLS IE dynamic relocations. */ + HOWTO (R_MIPS_TLS_TPREL32, /* 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_TLS_TPREL32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (R_MIPS_TLS_TPREL64), + + /* 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 */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* 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 */ + TRUE, /* partial_inplace */ + 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 */ + + EMPTY_HOWTO (52), + EMPTY_HOWTO (53), + EMPTY_HOWTO (54), + EMPTY_HOWTO (55), + EMPTY_HOWTO (56), + EMPTY_HOWTO (57), + EMPTY_HOWTO (58), + EMPTY_HOWTO (59), + + HOWTO (R_MIPS_PC21_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 21, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC21_S2", /* name */ + TRUE, /* partial_inplace */ + 0x001fffff, /* src_mask */ + 0x001fffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC26_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC26_S2", /* name */ + TRUE, /* partial_inplace */ + 0x03ffffff, /* src_mask */ + 0x03ffffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC18_S3, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 18, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC18_S3", /* name */ + TRUE, /* partial_inplace */ + 0x0003ffff, /* src_mask */ + 0x0003ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC19_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 19, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC19_S2", /* name */ + TRUE, /* partial_inplace */ + 0x0007ffff, /* src_mask */ + 0x0007ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PCHI16, /* type */ + 16, /* 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_PCHI16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PCLO16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PCLO16", /* name */ + TRUE, /* partial_inplace */ + 0x0000ffff, /* src_mask */ + 0x0000ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + }; /* The relocation table used for SHT_RELA sections. */ @@ -759,9 +1027,11 @@ static reloc_howto_type elf_mips_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 */ @@ -1104,7 +1374,7 @@ static reloc_howto_type elf_mips_howto_table_rela[] = /* Protected jump conversion. This is an optimization hint. No relocation is required for correctness. */ - HOWTO (R_MIPS_JALR, /* type */ + HOWTO (R_MIPS_JALR, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ @@ -1112,70 +1382,1391 @@ static reloc_howto_type elf_mips_howto_table_rela[] = 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ _bfd_mips_elf_generic_reloc, /* special_function */ - "R_MIPS_JALR", /* name */ + "R_MIPS_JALR", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ FALSE), /* pcrel_offset */ -}; -/* The reloc used for the mips16 jump instruction. */ -static reloc_howto_type elf_mips16_jump_howto = - HOWTO (R_MIPS16_26, /* type */ - 2, /* rightshift */ + /* TLS GD/LD dynamic relocations. */ + HOWTO (R_MIPS_TLS_DTPMOD32, /* type */ + 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 26, /* bitsize */ + 32, /* 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 */ - FALSE); /* pcrel_offset */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_TLS_DTPMOD32", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* The reloc used for the mips16 gprel instruction. */ -static reloc_howto_type elf_mips16_gprel_howto = - HOWTO (R_MIPS16_GPREL, /* type */ + HOWTO (R_MIPS_TLS_DTPREL32, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 16, /* bitsize */ + 32, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ - complain_overflow_signed, /* complain_on_overflow */ - mips16_gprel_reloc, /* special_function */ - "R_MIPS16_GPREL", /* name */ - TRUE, /* partial_inplace */ - 0x07ff001f, /* src_mask */ - 0x07ff001f, /* dst_mask */ - FALSE); /* pcrel_offset */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_TLS_DTPREL32", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffffffff, /* 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 */ + EMPTY_HOWTO (R_MIPS_TLS_DTPMOD64), + EMPTY_HOWTO (R_MIPS_TLS_DTPREL64), + + /* TLS general dynamic variable reference. */ + HOWTO (R_MIPS_TLS_GD, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ + 16, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ - complain_overflow_dont, /* complain_on_overflow */ - NULL, /* special_function */ - "R_MIPS_GNU_VTINHERIT", /* name */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_TLS_GD", /* name */ FALSE, /* partial_inplace */ 0, /* src_mask */ - 0, /* dst_mask */ - FALSE); /* pcrel_offset */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* GNU extension to record C++ vtable member usage */ -static reloc_howto_type elf_mips_gnu_vtentry_howto = - HOWTO (R_MIPS_GNU_VTENTRY, /* type */ + /* TLS local dynamic variable reference. */ + HOWTO (R_MIPS_TLS_LDM, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ - 0, /* bitsize */ + 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. */ + HOWTO (R_MIPS_TLS_TPREL32, /* 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_TLS_TPREL32", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (R_MIPS_TLS_TPREL64), + + /* 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 */ + + EMPTY_HOWTO (52), + EMPTY_HOWTO (53), + EMPTY_HOWTO (54), + EMPTY_HOWTO (55), + EMPTY_HOWTO (56), + EMPTY_HOWTO (57), + EMPTY_HOWTO (58), + EMPTY_HOWTO (59), + + HOWTO (R_MIPS_PC21_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 21, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC21_S2", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x001fffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC26_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 26, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC26_S2", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x03ffffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC18_S3, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 18, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC18_S3", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0003ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PC19_S2, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 19, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC19_S2", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0007ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PCHI16, /* type */ + 16, /* 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_PCHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_MIPS_PCLO16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PCLO16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + +}; + +static reloc_howto_type elf_mips16_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 */ + + /* 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_mips16_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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + TRUE), /* pcrel_offset */ +}; + +static reloc_howto_type elf_micromips_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 */ + + /* Section displacement. */ + HOWTO (R_MICROMIPS_SCN_DISP, /* 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_MICROMIPS_SCN_DISP", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Protected jump conversion. This is an optimization hint. No + relocation is required for correctness. */ + HOWTO (R_MICROMIPS_JALR, /* 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_MICROMIPS_JALR", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x00000000, /* dst_mask */ + FALSE), /* pcrel_offset */ +}; + +static reloc_howto_type elf_micromips_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_MICROMIPS_PC16_S1", /* name */ + FALSE, /* partial_inplace */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* 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 */ + 0, /* src_mask */ + 0x0000ffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Section displacement. */ + HOWTO (R_MICROMIPS_SCN_DISP, /* 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_MICROMIPS_SCN_DISP", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Protected jump conversion. This is an optimization hint. No + relocation is required for correctness. */ + HOWTO (R_MICROMIPS_JALR, /* 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_MICROMIPS_JALR", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x00000000, /* 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 */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + NULL, /* special_function */ + "R_MIPS_GNU_VTINHERIT", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + FALSE); /* pcrel_offset */ + +/* GNU extension to record C++ vtable member usage */ +static reloc_howto_type elf_mips_gnu_vtentry_howto = + HOWTO (R_MIPS_GNU_VTENTRY, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ @@ -1217,6 +2808,72 @@ static reloc_howto_type elf_mips_gnu_rela16_s2 = 0, /* src_mask */ 0x0000ffff, /* dst_mask */ TRUE); /* pcrel_offset */ + +/* 32 bit pc-relative. Used for compact EH tables. */ +static reloc_howto_type elf_mips_gnu_pcrel32 = + HOWTO (R_MIPS_PC32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_PC32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* 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_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_COPY", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x0, /* dst_mask */ + FALSE); /* pcrel_offset */ + +/* Originally a VxWorks extension, but now used for other systems too. */ +static reloc_howto_type elf_mips_jump_slot_howto = + HOWTO (R_MIPS_JUMP_SLOT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_JUMP_SLOT", /* name */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ + 0x0, /* dst_mask */ + FALSE); /* pcrel_offset */ + +/* Used in EH tables. */ +static reloc_howto_type elf_mips_eh_howto = + HOWTO (R_MIPS_EH, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + _bfd_mips_elf_generic_reloc, /* special_function */ + "R_MIPS_EH", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE); /* pcrel_offset */ + /* Set the GP value for OUTPUT_BFD. Returns FALSE if this is a dangerous relocation. */ @@ -1348,6 +3005,16 @@ mips_elf_literal_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, bfd_reloc_status_type ret; bfd_vma gp; + /* R_MIPS_LITERAL relocations are defined for local symbols only. */ + if (output_bfd != NULL + && (symbol->flags & BSF_SECTION_SYM) == 0 + && (symbol->flags & BSF_LOCAL) != 0) + { + *error_message = (char *) + _("literal relocation occurs for an external symbol"); + return bfd_reloc_outofrange; + } + /* FIXME: The entries in the .lit8 and .lit4 sections should be merged. */ if (output_bfd != NULL) relocatable = TRUE; @@ -1470,28 +3137,6 @@ mips_elf_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 ATTRIBUTE_UNUSED, - asymbol *symbol ATTRIBUTE_UNUSED, - void *data ATTRIBUTE_UNUSED, - asection *input_section, bfd *output_bfd ATTRIBUTE_UNUSED, - char **error_message ATTRIBUTE_UNUSED) -{ - static bfd_boolean warned = FALSE; - - /* FIXME. */ - 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 @@ -1501,11 +3146,18 @@ mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, { bfd_boolean relocatable; bfd_reloc_status_type ret; + bfd_byte *location; bfd_vma gp; - unsigned short extend = 0; - unsigned short insn = 0; - bfd_signed_vma val; - bfd_vma relocation; + + /* If we're relocating, and this is an external symbol, we don't want + to change anything. */ + if (output_bfd != NULL + && (symbol->flags & BSF_SECTION_SYM) == 0 + && (symbol->flags & BSF_LOCAL) != 0) + { + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; + } if (output_bfd != NULL) relocatable = TRUE; @@ -1520,55 +3172,16 @@ mips16_gprel_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol, if (ret != bfd_reloc_ok) return ret; - if (reloc_entry->address > bfd_get_section_limit (abfd, input_section)) - return bfd_reloc_outofrange; - - if (bfd_is_com_section (symbol->section)) - relocation = 0; - else - relocation = symbol->value; - - relocation += symbol->section->output_section->vma; - relocation += symbol->section->output_offset; - - /* Set val to the offset into the section or symbol. */ - val = reloc_entry->addend; - - if (reloc_entry->howto->partial_inplace) - { - /* Pick up the mips16 extend instruction and the real instruction. */ - extend = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address); - insn = bfd_get_16 (abfd, (bfd_byte *) data + reloc_entry->address + 2); - val += ((extend & 0x1f) << 11) | (extend & 0x7e0) | (insn & 0x1f); - } - - _bfd_mips_elf_sign_extend(val, 16); - - /* Adjust val for the final section location and GP value. If we - are producing relocatable output, we don't want to do this for - an external symbol. */ - if (! relocatable - || (symbol->flags & BSF_SECTION_SYM) != 0) - val += relocation - gp; - - if (reloc_entry->howto->partial_inplace) - { - bfd_put_16 (abfd, - (extend & 0xf800) | ((val >> 11) & 0x1f) | (val & 0x7e0), - (bfd_byte *) data + reloc_entry->address); - bfd_put_16 (abfd, - (insn & 0xffe0) | (val & 0x1f), - (bfd_byte *) data + reloc_entry->address + 2); - } - else - reloc_entry->addend = val; - - if (relocatable) - reloc_entry->address += input_section->output_offset; - else if (((val & ~0xffff) != ~0xffff) && ((val & ~0xffff) != 0)) - return bfd_reloc_overflow; + location = (bfd_byte *) data + reloc_entry->address; + _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_mips_elf_reloc_shuffle (abfd, reloc_entry->howto->type, !relocatable, + location); - return bfd_reloc_ok; + return ret; } /* A mapping from BFD reloc types to MIPS ELF reloc types. */ @@ -1586,7 +3199,7 @@ static const struct elf_reloc_map mips_reloc_map[] = /* There is no BFD reloc for R_MIPS_REL32. */ { BFD_RELOC_CTOR, R_MIPS_32 }, { BFD_RELOC_64, 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 }, @@ -1614,7 +3227,72 @@ static const struct elf_reloc_map mips_reloc_map[] = { BFD_RELOC_MIPS_REL16, R_MIPS_REL16 }, /* Use of R_MIPS_ADD_IMMEDIATE and R_MIPS_PJUMP is deprecated. */ { BFD_RELOC_MIPS_RELGOT, R_MIPS_RELGOT }, - { BFD_RELOC_MIPS_JALR, R_MIPS_JALR } + { BFD_RELOC_MIPS_JALR, R_MIPS_JALR }, + { BFD_RELOC_MIPS_TLS_DTPMOD32, R_MIPS_TLS_DTPMOD32 }, + { BFD_RELOC_MIPS_TLS_DTPREL32, R_MIPS_TLS_DTPREL32 }, + { BFD_RELOC_MIPS_TLS_DTPMOD64, R_MIPS_TLS_DTPMOD64 }, + { BFD_RELOC_MIPS_TLS_DTPREL64, R_MIPS_TLS_DTPREL64 }, + { BFD_RELOC_MIPS_TLS_GD, R_MIPS_TLS_GD }, + { BFD_RELOC_MIPS_TLS_LDM, R_MIPS_TLS_LDM }, + { BFD_RELOC_MIPS_TLS_DTPREL_HI16, R_MIPS_TLS_DTPREL_HI16 }, + { BFD_RELOC_MIPS_TLS_DTPREL_LO16, R_MIPS_TLS_DTPREL_LO16 }, + { BFD_RELOC_MIPS_TLS_GOTTPREL, R_MIPS_TLS_GOTTPREL }, + { BFD_RELOC_MIPS_TLS_TPREL32, R_MIPS_TLS_TPREL32 }, + { BFD_RELOC_MIPS_TLS_TPREL64, R_MIPS_TLS_TPREL64 }, + { BFD_RELOC_MIPS_TLS_TPREL_HI16, R_MIPS_TLS_TPREL_HI16 }, + { BFD_RELOC_MIPS_TLS_TPREL_LO16, R_MIPS_TLS_TPREL_LO16 }, + { BFD_RELOC_MIPS_21_PCREL_S2, R_MIPS_PC21_S2 }, + { BFD_RELOC_MIPS_26_PCREL_S2, R_MIPS_PC26_S2 }, + { BFD_RELOC_MIPS_18_PCREL_S3, R_MIPS_PC18_S3 }, + { BFD_RELOC_MIPS_19_PCREL_S2, R_MIPS_PC19_S2 }, + { BFD_RELOC_HI16_S_PCREL, R_MIPS_PCHI16 }, + { BFD_RELOC_LO16_PCREL, R_MIPS_PCLO16 } +}; + +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 }, + { BFD_RELOC_MIPS16_16_PCREL_S1, R_MIPS16_PC16_S1 - 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 }, + { BFD_RELOC_MICROMIPS_SCN_DISP, R_MICROMIPS_SCN_DISP - R_MICROMIPS_min }, + { BFD_RELOC_MICROMIPS_JALR, R_MICROMIPS_JALR - R_MICROMIPS_min }, }; /* Given a BFD reloc type, return a howto structure. */ @@ -1627,6 +3305,8 @@ bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, /* FIXME: We default to RELA here instead of choosing the right relocation variant. */ reloc_howto_type *howto_table = elf_mips_howto_table_rela; + reloc_howto_type *howto16_table = elf_mips16_howto_table_rela; + reloc_howto_type *howto_micromips_table = elf_micromips_howto_table_rela; for (i = 0; i < sizeof (mips_reloc_map) / sizeof (struct elf_reloc_map); i++) @@ -1635,24 +3315,90 @@ bfd_elf32_bfd_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, return &howto_table[(int) mips_reloc_map[i].elf_val]; } + for (i = 0; i < sizeof (mips16_reloc_map) / sizeof (struct elf_reloc_map); + i++) + { + if (mips16_reloc_map[i].bfd_val == code) + 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_MIPS16_JMP: - return &elf_mips16_jump_howto; - case BFD_RELOC_MIPS16_GPREL: - return &elf_mips16_gprel_howto; 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_32_PCREL: + return &elf_mips_gnu_pcrel32; + case BFD_RELOC_MIPS_EH: + return &elf_mips_eh_howto; + case BFD_RELOC_MIPS_COPY: + return &elf_mips_copy_howto; + case BFD_RELOC_MIPS_JUMP_SLOT: + return &elf_mips_jump_slot_howto; default: bfd_set_error (bfd_error_bad_value); return NULL; } } +static reloc_howto_type * +bfd_elf32_bfd_reloc_name_lookup (bfd *abfd ATTRIBUTE_UNUSED, + const char *r_name) +{ + unsigned int i; + + for (i = 0; + i < (sizeof (elf_mips_howto_table_rela) + / sizeof (elf_mips_howto_table_rela[0])); + i++) + if (elf_mips_howto_table_rela[i].name != NULL + && strcasecmp (elf_mips_howto_table_rela[i].name, r_name) == 0) + return &elf_mips_howto_table_rela[i]; + + for (i = 0; + i < (sizeof (elf_mips16_howto_table_rela) + / sizeof (elf_mips16_howto_table_rela[0])); + i++) + if (elf_mips16_howto_table_rela[i].name != NULL + && strcasecmp (elf_mips16_howto_table_rela[i].name, r_name) == 0) + return &elf_mips16_howto_table_rela[i]; + + for (i = 0; + i < (sizeof (elf_micromips_howto_table_rela) + / sizeof (elf_micromips_howto_table_rela[0])); + i++) + if (elf_micromips_howto_table_rela[i].name != NULL + && strcasecmp (elf_micromips_howto_table_rela[i].name, r_name) == 0) + return &elf_micromips_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_gnu_pcrel32.name, r_name) == 0) + return &elf_mips_gnu_pcrel32; + if (strcasecmp (elf_mips_eh_howto.name, r_name) == 0) + return &elf_mips_eh_howto; + 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 * @@ -1660,10 +3406,6 @@ mips_elf_n32_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p) { switch (r_type) { - case R_MIPS16_26: - return &elf_mips16_jump_howto; - case R_MIPS16_GPREL: - return &elf_mips16_gprel_howto; case R_MIPS_GNU_VTINHERIT: return &elf_mips_gnu_vtinherit_howto; case R_MIPS_GNU_VTENTRY: @@ -1673,8 +3415,35 @@ mips_elf_n32_rtype_to_howto (unsigned int r_type, bfd_boolean rela_p) return &elf_mips_gnu_rela16_s2; else return &elf_mips_gnu_rel16_s2; + case R_MIPS_PC32: + return &elf_mips_gnu_pcrel32; + case R_MIPS_EH: + return &elf_mips_eh_howto; + case R_MIPS_COPY: + return &elf_mips_copy_howto; + case R_MIPS_JUMP_SLOT: + return &elf_mips_jump_slot_howto; default: - BFD_ASSERT (r_type < (unsigned int) R_MIPS_max); + if (r_type >= R_MICROMIPS_min && r_type < R_MICROMIPS_max) + { + if (rela_p) + return &elf_micromips_howto_table_rela[r_type - R_MICROMIPS_min]; + else + return &elf_micromips_howto_table_rel[r_type - R_MICROMIPS_min]; + } + if (r_type >= R_MIPS16_min && r_type < R_MIPS16_max) + { + if (rela_p) + return &elf_mips16_howto_table_rela[r_type - R_MIPS16_min]; + else + return &elf_mips16_howto_table_rel[r_type - R_MIPS16_min]; + } + if (r_type >= R_MIPS_max) + { + _bfd_error_handler (_("unrecognised MIPS reloc number: %d"), r_type); + bfd_set_error (bfd_error_bad_value); + r_type = R_MIPS_NONE; + } if (rela_p) return &elf_mips_howto_table_rela[r_type]; else @@ -1698,8 +3467,7 @@ mips_info_to_howto_rel (bfd *abfd, arelent *cache_ptr, Elf_Internal_Rela *dst) when we do the relocation, because the symbol manipulations done by the linker may cause us to lose track of the input BFD. */ if (((*cache_ptr->sym_ptr_ptr)->flags & BSF_SECTION_SYM) != 0 - && (r_type == (unsigned int) R_MIPS_GPREL16 - || r_type == (unsigned int) R_MIPS_LITERAL)) + && (gprel16_reloc_p (r_type) || r_type == (unsigned int) R_MIPS_LITERAL)) cache_ptr->addend = elf_gp (abfd); } @@ -1728,7 +3496,7 @@ mips_elf_sym_is_global (bfd *abfd ATTRIBUTE_UNUSED, asymbol *sym) if (SGI_COMPAT (abfd)) return (sym->flags & BSF_SECTION_SYM) == 0; else - return ((sym->flags & (BSF_GLOBAL | BSF_WEAK)) != 0 + return ((sym->flags & (BSF_GLOBAL | BSF_WEAK | BSF_GNU_UNIQUE)) != 0 || bfd_is_und_section (bfd_get_section (sym)) || bfd_is_com_section (bfd_get_section (sym))); } @@ -1740,6 +3508,9 @@ mips_elf_n32_object_p (bfd *abfd) { unsigned long mach; + if (!ABI_N32_P (abfd)) + return FALSE; + /* Irix 5 and 6 are broken. Object file symbol tables are not always sorted correctly such that local symbols precede global symbols, and the sh_info field in the symbol table is not always right. */ @@ -1748,10 +3519,6 @@ mips_elf_n32_object_p (bfd *abfd) mach = _bfd_elf_mips_mach (elf_elfheader (abfd)->e_flags); bfd_default_set_arch_mach (abfd, bfd_arch_mips, mach); - - if (! ABI_N32_P(abfd)) - return FALSE; - return TRUE; } @@ -1769,10 +3536,10 @@ elf32_mips_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) case 440: /* Linux/MIPS N32 */ /* pr_cursig */ - elf_tdata (abfd)->core_signal = bfd_get_16 (abfd, note->descdata + 12); + elf_tdata (abfd)->core->signal = bfd_get_16 (abfd, note->descdata + 12); /* pr_pid */ - elf_tdata (abfd)->core_pid = bfd_get_32 (abfd, note->descdata + 24); + elf_tdata (abfd)->core->lwpid = bfd_get_32 (abfd, note->descdata + 24); /* pr_reg */ offset = 72; @@ -1795,9 +3562,11 @@ elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) return FALSE; case 128: /* Linux/MIPS elf_prpsinfo */ - elf_tdata (abfd)->core_program + elf_tdata (abfd)->core->pid + = bfd_get_32 (abfd, note->descdata + 16); + elf_tdata (abfd)->core->program = _bfd_elfcore_strndup (abfd, note->descdata + 32, 16); - elf_tdata (abfd)->core_command + elf_tdata (abfd)->core->command = _bfd_elfcore_strndup (abfd, note->descdata + 48, 80); } @@ -1806,7 +3575,7 @@ elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) implementations, so strip it off if it exists. */ { - char *command = elf_tdata (abfd)->core_command; + char *command = elf_tdata (abfd)->core->command; int n = strlen (command); if (0 < n && command[n - 1] == ' ') @@ -1815,19 +3584,123 @@ elf32_mips_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) return TRUE; } + +static bfd_boolean +elf_n32_mips_grok_freebsd_prstatus (bfd *abfd, Elf_Internal_Note *note) +{ + size_t offset; + size_t size; + size_t min_size; + + /* Compute offset of pr_getregsz, skipping over pr_statussz. + Also compute minimum size of this note. */ + offset = 4 + 4; + min_size = offset + 4 * 2 + 4 + 4 + 4; + + if (note->descsz < min_size) + return FALSE; + + /* Check for version 1 in pr_version. */ + if (bfd_h_get_32 (abfd, (bfd_byte *) note->descdata) != 1) + return FALSE; + + /* Extract size of pr_reg from pr_gregsetsz. */ + /* Skip over pr_gregsetsz and pr_fpregsetsz. */ + size = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); + offset += 4 * 2; + + /* Skip over pr_osreldate. */ + offset += 4; + + /* Read signal from pr_cursig. */ + if (elf_tdata (abfd)->core->signal == 0) + elf_tdata (abfd)->core->signal + = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); + offset += 4; + + /* Read TID from pr_pid. */ + elf_tdata (abfd)->core->lwpid + = bfd_h_get_32 (abfd, (bfd_byte *) note->descdata + offset); + offset += 4; + + /* Padding before pr_reg. */ + offset += 4; + + /* Make sure that there is enough data remaining in the note. */ + if (note->descsz - offset < size) + return FALSE; + + /* Make a ".reg/999" section and a ".reg" section. */ + return _bfd_elfcore_make_pseudosection (abfd, ".reg", + size, note->descpos + offset); +} + +/* Write Linux core PRSTATUS note into core file. */ + +static char * +elf32_mips_write_core_note (bfd *abfd, char *buf, int *bufsiz, int note_type, + ...) +{ + switch (note_type) + { + default: + return NULL; + + case NT_PRPSINFO: + BFD_FAIL (); + return NULL; + + case NT_PRSTATUS: + { + char data[440]; + va_list ap; + long pid; + int cursig; + const void *greg; + + va_start (ap, note_type); + memset (data, 0, 72); + pid = va_arg (ap, long); + bfd_put_32 (abfd, pid, data + 24); + cursig = va_arg (ap, int); + bfd_put_16 (abfd, cursig, data + 12); + greg = va_arg (ap, const void *); + memcpy (data + 72, greg, 360); + memset (data + 432, 0, 8); + va_end (ap); + return elfcore_write_note (abfd, buf, bufsiz, + "CORE", note_type, data, sizeof (data)); + } + } +} /* Depending on the target vector we generate some version of Irix executables or "normal" MIPS ELF ABI executables. */ static irix_compat_t elf_n32_mips_irix_compat (bfd *abfd) { - if ((abfd->xvec == &bfd_elf32_nbigmips_vec) - || (abfd->xvec == &bfd_elf32_nlittlemips_vec)) + if ((abfd->xvec == &mips_elf32_n_be_vec) + || (abfd->xvec == &mips_elf32_n_le_vec)) return ict_irix6; else return ict_none; } +/* Make an n32 MIPS object. We need to set the n32 ABI flag in + `e_flags' to tell the object apart from an o32 object. */ + +static bfd_boolean +mips_elf_n32_mkobject (bfd *abfd) +{ + bfd_boolean ret; + + ret = _bfd_mips_elf_mkobject (abfd); + if (ret) + elf_elfheader (abfd)->e_flags |= EF_MIPS_ABI2; + + return ret; +} + /* ECOFF swapping routines. These are used when dealing with the .mdebug section, which is in the ECOFF debugging format. */ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { @@ -1871,11 +3744,14 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { }; #define ELF_ARCH bfd_arch_mips +#define ELF_TARGET_ID MIPS_ELF_DATA #define ELF_MACHINE_CODE EM_MIPS #define elf_backend_collect TRUE #define elf_backend_type_change_ok TRUE #define elf_backend_can_gc_sections TRUE +#define elf_backend_gc_mark_extra_sections \ + _bfd_mips_elf_gc_mark_extra_sections #define elf_info_to_howto mips_info_to_howto_rela #define elf_info_to_howto_rel mips_info_to_howto_rel #define elf_backend_sym_is_global mips_elf_sym_is_global @@ -1892,12 +3768,16 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { #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 @@ -1912,19 +3792,24 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { #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_grok_prstatus elf32_mips_grok_prstatus #define elf_backend_grok_psinfo elf32_mips_grok_psinfo +#define elf_backend_grok_freebsd_prstatus \ + elf_n32_mips_grok_freebsd_prstatus #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 /* MIPS n32 ELF 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_sign_extend_vma TRUE +#define elf_backend_plt_readonly 1 +#define elf_backend_plt_sym_val _bfd_mips_elf_plt_sym_val #define elf_backend_discard_info _bfd_mips_elf_discard_info #define elf_backend_ignore_discarded_relocs \ @@ -1932,7 +3817,10 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { #define elf_backend_write_section _bfd_mips_elf_write_section #define elf_backend_mips_irix_compat elf_n32_mips_irix_compat #define elf_backend_mips_rtype_to_howto mips_elf_n32_rtype_to_howto +#define bfd_elf32_bfd_is_target_special_symbol \ + _bfd_mips_elf_is_target_special_symbol #define bfd_elf32_find_nearest_line _bfd_mips_elf_find_nearest_line +#define bfd_elf32_find_inliner_info _bfd_mips_elf_find_inliner_info #define bfd_elf32_new_section_hook _bfd_mips_elf_new_section_hook #define bfd_elf32_set_section_contents _bfd_mips_elf_set_section_contents #define bfd_elf32_bfd_get_relocated_section_contents \ @@ -1945,19 +3833,17 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { #define bfd_elf32_bfd_set_private_flags _bfd_mips_elf_set_private_flags #define bfd_elf32_bfd_print_private_bfd_data \ _bfd_mips_elf_print_private_bfd_data -#define bfd_elf32_bfd_relax_section _bfd_mips_relax_section +#define bfd_elf32_mkobject mips_elf_n32_mkobject /* Support for SGI-ish mips targets using n32 ABI. */ -#define TARGET_LITTLE_SYM bfd_elf32_nlittlemips_vec -#define TARGET_LITTLE_NAME "elf32-nlittlemips" -#define TARGET_BIG_SYM bfd_elf32_nbigmips_vec -#define TARGET_BIG_NAME "elf32-nbigmips" +#define TARGET_LITTLE_SYM mips_elf32_n_le_vec +#define TARGET_LITTLE_NAME "elf32-nlittlemips" +#define TARGET_BIG_SYM mips_elf32_n_be_vec +#define TARGET_BIG_NAME "elf32-nbigmips" -/* 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 "elf32-target.h" @@ -1968,16 +3854,42 @@ static const struct ecoff_debug_swap mips_elf32_ecoff_debug_swap = { #undef TARGET_BIG_NAME #undef ELF_MAXPAGESIZE +#undef ELF_COMMONPAGESIZE -#define TARGET_LITTLE_SYM bfd_elf32_ntradlittlemips_vec -#define TARGET_LITTLE_NAME "elf32-ntradlittlemips" -#define TARGET_BIG_SYM bfd_elf32_ntradbigmips_vec -#define TARGET_BIG_NAME "elf32-ntradbigmips" +#define TARGET_LITTLE_SYM mips_elf32_ntrad_le_vec +#define TARGET_LITTLE_NAME "elf32-ntradlittlemips" +#define TARGET_BIG_SYM mips_elf32_ntrad_be_vec +#define TARGET_BIG_NAME "elf32-ntradbigmips" -/* 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 elf32_bed elf32_tradbed +#undef elf_backend_write_core_note +#define elf_backend_write_core_note elf32_mips_write_core_note + /* Include the target file again for this target. */ #include "elf32-target.h" + + +/* FreeBSD support. */ + +#undef TARGET_LITTLE_SYM +#undef TARGET_LITTLE_NAME +#undef TARGET_BIG_SYM +#undef TARGET_BIG_NAME + +#define TARGET_LITTLE_SYM mips_elf32_ntradfbsd_le_vec +#define TARGET_LITTLE_NAME "elf32-ntradlittlemips-freebsd" +#define TARGET_BIG_SYM mips_elf32_ntradfbsd_be_vec +#define TARGET_BIG_NAME "elf32-ntradbigmips-freebsd" + +#undef ELF_OSABI +#define ELF_OSABI ELFOSABI_FREEBSD + +#undef elf32_bed +#define elf32_bed elf32_fbsd_tradbed + +#undef elf_backend_write_core_note + +#include "elf32-target.h"