From 6ba975deb33fa023a726a86ada7698e93993a558 Mon Sep 17 00:00:00 2001 From: Miod Vallat Date: Sun, 8 Oct 2006 21:12:40 +0000 Subject: Define superH obsd-specific emulations for ld, and use it by default. --- gnu/usr.bin/binutils/bfd/config.bfd | 6 +- gnu/usr.bin/binutils/bfd/configure | 6 +- gnu/usr.bin/binutils/bfd/configure.in | 6 +- gnu/usr.bin/binutils/bfd/elf32-sh.c | 8447 +++++++++++++++++---- gnu/usr.bin/binutils/bfd/targets.c | 4 + gnu/usr.bin/binutils/gas/config/tc-sh.h | 2 + gnu/usr.bin/binutils/gas/configure | 2 +- gnu/usr.bin/binutils/gas/configure.in | 2 +- gnu/usr.bin/binutils/ld/Makefile.am | 13 + gnu/usr.bin/binutils/ld/Makefile.in | 13 + gnu/usr.bin/binutils/ld/configure.tgt | 6 +- gnu/usr.bin/binutils/ld/emulparams/shelf_obsd.sh | 16 + gnu/usr.bin/binutils/ld/emulparams/shlelf_obsd.sh | 3 + 13 files changed, 7142 insertions(+), 1384 deletions(-) create mode 100644 gnu/usr.bin/binutils/ld/emulparams/shelf_obsd.sh create mode 100644 gnu/usr.bin/binutils/ld/emulparams/shlelf_obsd.sh (limited to 'gnu/usr.bin/binutils') diff --git a/gnu/usr.bin/binutils/bfd/config.bfd b/gnu/usr.bin/binutils/bfd/config.bfd index e5edb3d7705..9e4ddf6b3e0 100644 --- a/gnu/usr.bin/binutils/bfd/config.bfd +++ b/gnu/usr.bin/binutils/bfd/config.bfd @@ -1080,7 +1080,7 @@ case "${targ}" in ;; #endif - sh*-*-openbsd* | sh*l*-*-netbsdelf*) + sh*l*-*-netbsdelf*) targ_defvec=bfd_elf32_shlnbsd_vec targ_selvecs="bfd_elf32_shnbsd_vec shcoff_vec shlcoff_vec" #ifdef BFD64 @@ -1098,6 +1098,10 @@ case "${targ}" in targ_defvec=bfd_elf32_shnbsd_vec targ_selvecs="bfd_elf32_shlnbsd_vec shcoff_vec shlcoff_vec" ;; + sh*-*-openbsd*) + targ_defvec=bfd_elf32_shlobsd_vec + targ_selvecs="bfd_elf32_shobsd_vec" + ;; shl*-*-elf* | sh[1234]l*-*-elf* | sh3el*-*-elf* | shl*-*-kaos*) targ_defvec=bfd_elf32_shl_vec targ_selvecs="bfd_elf32_sh_vec shlcoff_vec shcoff_vec shlcoff_small_vec shcoff_small_vec" diff --git a/gnu/usr.bin/binutils/bfd/configure b/gnu/usr.bin/binutils/bfd/configure index 35d60abbf5e..79345c064e7 100644 --- a/gnu/usr.bin/binutils/bfd/configure +++ b/gnu/usr.bin/binutils/bfd/configure @@ -5464,7 +5464,9 @@ rm -f conftest* powerpc-*-netbsd*) COREFILE=netbsd-core.lo ;; powerpc-*-*bsd*) COREFILE=netbsd-core.lo ;; s390*-*-*) COREFILE=trad-core.lo ;; - sh*-*-netbsd*) COREFILE=netbsd-core.lo ;; + sh*-*-netbsd* | sh*-*-openbsd*) + COREFILE=netbsd-core.lo + ;; sparc-*-netbsd* | sparc*-*-openbsd*) COREFILE=netbsd-core.lo ;; @@ -6354,7 +6356,9 @@ do bfd_elf32_shl_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo" ;; bfd_elf32_shlin_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_shlnbsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; + bfd_elf32_shlobsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_shnbsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; + bfd_elf32_shobsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_sparc_vec) tb="$tb elf32-sparc.lo elf32.lo $elf" ;; bfd_elf32_tradbigmips_vec) tb="$tb elf32-mips.lo elfxx-mips.lo elf32.lo $elf ecofflink.lo" ;; bfd_elf32_tradlittlemips_vec) tb="$tb elf32-mips.lo elfxx-mips.lo elf32.lo $elf ecofflink.lo" ;; diff --git a/gnu/usr.bin/binutils/bfd/configure.in b/gnu/usr.bin/binutils/bfd/configure.in index 0155aa2d386..88986613e1d 100644 --- a/gnu/usr.bin/binutils/bfd/configure.in +++ b/gnu/usr.bin/binutils/bfd/configure.in @@ -372,7 +372,9 @@ changequote([,])dnl powerpc-*-netbsd*) COREFILE=netbsd-core.lo ;; powerpc-*-*bsd*) COREFILE=netbsd-core.lo ;; s390*-*-*) COREFILE=trad-core.lo ;; - sh*-*-netbsd*) COREFILE=netbsd-core.lo ;; + sh*-*-netbsd* | sh*-*-openbsd*) + COREFILE=netbsd-core.lo + ;; sparc-*-netbsd* | sparc*-*-openbsd*) COREFILE=netbsd-core.lo ;; @@ -663,7 +665,9 @@ do bfd_elf32_shl_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo" ;; bfd_elf32_shlin_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_shlnbsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; + bfd_elf32_shlobsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_shnbsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; + bfd_elf32_shobsd_vec) tb="$tb elf32-sh.lo elf32.lo $elf coff-sh.lo cofflink.lo" ;; bfd_elf32_sparc_vec) tb="$tb elf32-sparc.lo elf32.lo $elf" ;; bfd_elf32_tradbigmips_vec) tb="$tb elf32-mips.lo elfxx-mips.lo elf32.lo $elf ecofflink.lo" ;; bfd_elf32_tradlittlemips_vec) tb="$tb elf32-mips.lo elfxx-mips.lo elf32.lo $elf ecofflink.lo" ;; diff --git a/gnu/usr.bin/binutils/bfd/elf32-sh.c b/gnu/usr.bin/binutils/bfd/elf32-sh.c index c65114caac3..542a7cb347b 100644 --- a/gnu/usr.bin/binutils/bfd/elf32-sh.c +++ b/gnu/usr.bin/binutils/bfd/elf32-sh.c @@ -1,78 +1,119 @@ -/* Hitachi SH specific support for 32-bit ELF - Copyright 1996 Free Software Foundation, Inc. +/* Renesas / SuperH SH specific support for 32-bit ELF + Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002, 2003 + Free Software Foundation, Inc. Contributed by Ian Lance Taylor, Cygnus Support. -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 2 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307, 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. */ #include "bfd.h" #include "sysdep.h" #include "bfdlink.h" #include "libbfd.h" #include "elf-bfd.h" +#include "elf/sh.h" static bfd_reloc_status_type sh_elf_reloc - PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static bfd_reloc_status_type sh_elf_ignore_reloc - PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **)); + (bfd *, arelent *, asymbol *, void *, asection *, bfd *, char **); static reloc_howto_type *sh_elf_reloc_type_lookup - PARAMS ((bfd *, bfd_reloc_code_real_type)); + (bfd *, bfd_reloc_code_real_type); static void sh_elf_info_to_howto - PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); -static boolean sh_elf_relax_section - PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *)); -static boolean sh_elf_relax_delete_bytes - PARAMS ((bfd *, asection *, bfd_vma, int)); -static boolean sh_elf_align_loads - PARAMS ((bfd *, asection *, Elf_Internal_Rela *, bfd_byte *, boolean *)); -static boolean sh_elf_swap_insns - PARAMS ((bfd *, asection *, PTR, bfd_byte *, bfd_vma)); -static boolean sh_elf_relocate_section - PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, - Elf_Internal_Rela *, Elf_Internal_Sym *, asection **)); + (bfd *, arelent *, Elf_Internal_Rela *); +static bfd_boolean sh_elf_set_private_flags + (bfd *, flagword); +static bfd_boolean sh_elf_copy_private_data + (bfd *, bfd *); +static bfd_boolean sh_elf_merge_private_data + (bfd *, bfd *); +static bfd_boolean sh_elf_set_mach_from_flags + (bfd *); +static bfd_boolean sh_elf_relax_section + (bfd *, asection *, struct bfd_link_info *, bfd_boolean *); +static bfd_boolean sh_elf_relax_delete_bytes + (bfd *, asection *, bfd_vma, int); +static bfd_boolean sh_elf_align_loads + (bfd *, asection *, Elf_Internal_Rela *, bfd_byte *, bfd_boolean *); +static bfd_boolean sh_elf_swap_insns + (bfd *, asection *, void *, bfd_byte *, bfd_vma); +static bfd_boolean sh_elf_relocate_section + (bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *, + Elf_Internal_Rela *, Elf_Internal_Sym *, asection **); static bfd_byte *sh_elf_get_relocated_section_contents - PARAMS ((bfd *, struct bfd_link_info *, struct bfd_link_order *, - bfd_byte *, boolean, asymbol **)); - -enum sh_reloc_type -{ - R_SH_NONE = 0, - R_SH_DIR32, - R_SH_REL32, - R_SH_DIR8WPN, - R_SH_IND12W, - R_SH_DIR8WPL, - R_SH_DIR8WPZ, - R_SH_DIR8BP, - R_SH_DIR8W, - R_SH_DIR8L, - FIRST_INVALID_RELOC, - LAST_INVALID_RELOC = 24, - /* The remaining relocs are a GNU extension used for relaxation. We - use the same constants as COFF uses, not that it really matters. */ - R_SH_SWITCH16 = 25, - R_SH_SWITCH32, - R_SH_USES, - R_SH_COUNT, - R_SH_ALIGN, - R_SH_CODE, - R_SH_DATA, - R_SH_LABEL, - R_SH_max -}; + (bfd *, struct bfd_link_info *, struct bfd_link_order *, bfd_byte *, + bfd_boolean, asymbol **); +static void sh_elf_copy_indirect_symbol + (const struct elf_backend_data *, struct elf_link_hash_entry *, + struct elf_link_hash_entry *); +static int sh_elf_optimized_tls_reloc + (struct bfd_link_info *, int, int); +static bfd_boolean sh_elf_mkobject + (bfd *); +static bfd_boolean sh_elf_object_p + (bfd *); +static bfd_boolean sh_elf_check_relocs + (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *); +static struct bfd_hash_entry *sh_elf_link_hash_newfunc + (struct bfd_hash_entry *, struct bfd_hash_table *, const char *); +static struct bfd_link_hash_table *sh_elf_link_hash_table_create + (bfd *); +static bfd_boolean sh_elf_adjust_dynamic_symbol + (struct bfd_link_info *, struct elf_link_hash_entry *); +static bfd_boolean sh_elf_size_dynamic_sections + (bfd *, struct bfd_link_info *); +static bfd_boolean sh_elf_finish_dynamic_symbol + (bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, + Elf_Internal_Sym *); +static bfd_boolean sh_elf_finish_dynamic_sections + (bfd *, struct bfd_link_info *); +static bfd_reloc_status_type sh_elf_reloc_loop + (int, bfd *, asection *, bfd_byte *, bfd_vma, asection *, bfd_vma, + bfd_vma); +static bfd_boolean create_got_section + (bfd *, struct bfd_link_info *); +static bfd_boolean sh_elf_create_dynamic_sections + (bfd *, struct bfd_link_info *); +static bfd_vma dtpoff_base + (struct bfd_link_info *); +static bfd_vma tpoff + (struct bfd_link_info *, bfd_vma); +static asection * sh_elf_gc_mark_hook + (asection *, struct bfd_link_info *, Elf_Internal_Rela *, + struct elf_link_hash_entry *, Elf_Internal_Sym *); +static bfd_boolean sh_elf_gc_sweep_hook + (bfd *, struct bfd_link_info *, asection *, const Elf_Internal_Rela *); +static bfd_boolean allocate_dynrelocs + (struct elf_link_hash_entry *, void *); +static bfd_boolean readonly_dynrelocs + (struct elf_link_hash_entry *, void *); +static enum elf_reloc_type_class sh_elf_reloc_type_class + (const Elf_Internal_Rela *); +#ifdef INCLUDE_SHMEDIA +inline static void movi_shori_putval (bfd *, unsigned long, char *); +#endif +static bfd_boolean elf32_shlin_grok_prstatus + (bfd *abfd, Elf_Internal_Note *note); +static bfd_boolean elf32_shlin_grok_psinfo + (bfd *abfd, Elf_Internal_Note *note); + +/* The name of the dynamic interpreter. This is put in the .interp + section. */ + +#define ELF_DYNAMIC_INTERPRETER "/usr/lib/libc.so.1" static reloc_howto_type sh_elf_howto_table[] = { @@ -81,106 +122,108 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 0, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_dont, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_NONE", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - false), /* pcrel_offset */ + FALSE), /* pcrel_offset */ - /* 32 bit absolute relocation. Setting partial_inplace to true and + /* 32 bit absolute relocation. Setting partial_inplace to TRUE and src_mask to a non-zero value is similar to the COFF toolchain. */ HOWTO (R_SH_DIR32, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_bitfield, /* complain_on_overflow */ sh_elf_reloc, /* special_function */ "R_SH_DIR32", /* name */ - true, /* partial_inplace */ + TRUE, /* partial_inplace */ 0xffffffff, /* src_mask */ 0xffffffff, /* dst_mask */ - false), /* pcrel_offset */ + FALSE), /* pcrel_offset */ /* 32 bit PC relative relocation. */ HOWTO (R_SH_REL32, /* type */ 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_REL32", /* name */ - false, /* partial_inplace */ - 0, /* src_mask */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ 0xffffffff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit PC relative branch divided by 2. */ HOWTO (R_SH_DIR8WPN, /* type */ 1, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8WPN", /* name */ - true, /* partial_inplace */ + TRUE, /* partial_inplace */ 0xff, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 12 bit PC relative branch divided by 2. */ + /* This cannot be partial_inplace because relaxation can't know the + eventual value of a symbol. */ HOWTO (R_SH_IND12W, /* type */ 1, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 12, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_signed, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + NULL, /* special_function */ "R_SH_IND12W", /* name */ - true, /* partial_inplace */ - 0xfff, /* src_mask */ + FALSE, /* partial_inplace */ + 0x0, /* src_mask */ 0xfff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit unsigned PC relative divided by 4. */ HOWTO (R_SH_DIR8WPL, /* type */ 2, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8WPL", /* name */ - true, /* partial_inplace */ + TRUE, /* partial_inplace */ 0xff, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit unsigned PC relative divided by 2. */ HOWTO (R_SH_DIR8WPZ, /* type */ 1, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - true, /* pc_relative */ + TRUE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8WPZ", /* name */ - true, /* partial_inplace */ + TRUE, /* partial_inplace */ 0xff, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit GBR relative. FIXME: This only makes sense if we have some special symbol for the GBR relative area, and that is not @@ -189,15 +232,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8BP", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit GBR relative divided by 2. FIXME: This only makes sense if we have some special symbol for the GBR relative area, and that @@ -206,15 +249,15 @@ static reloc_howto_type sh_elf_howto_table[] = 1, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8W", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* 8 bit GBR relative divided by 4. FIXME: This only makes sense if we have some special symbol for the GBR relative area, and that @@ -223,37 +266,109 @@ static reloc_howto_type sh_elf_howto_table[] = 2, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 8, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ - sh_elf_reloc, /* special_function */ + sh_elf_ignore_reloc, /* special_function */ "R_SH_DIR8L", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0xff, /* dst_mask */ - true), /* pcrel_offset */ - - { 10 }, - { 11 }, - { 12 }, - { 13 }, - { 14 }, - { 15 }, - { 16 }, - { 17 }, - { 18 }, - { 19 }, - { 20 }, - { 21 }, - { 22 }, - { 23 }, - { 24 }, + TRUE), /* pcrel_offset */ + + /* 8 bit PC relative divided by 2 - but specified in a very odd way. */ + HOWTO (R_SH_LOOP_START, /* type */ + 1, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + sh_elf_ignore_reloc, /* special_function */ + "R_SH_LOOP_START", /* name */ + TRUE, /* partial_inplace */ + 0xff, /* src_mask */ + 0xff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* 8 bit PC relative divided by 2 - but specified in a very odd way. */ + HOWTO (R_SH_LOOP_END, /* type */ + 1, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + sh_elf_ignore_reloc, /* special_function */ + "R_SH_LOOP_END", /* name */ + TRUE, /* partial_inplace */ + 0xff, /* src_mask */ + 0xff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + EMPTY_HOWTO (12), + EMPTY_HOWTO (13), + EMPTY_HOWTO (14), + EMPTY_HOWTO (15), + EMPTY_HOWTO (16), + EMPTY_HOWTO (17), + EMPTY_HOWTO (18), + EMPTY_HOWTO (19), + EMPTY_HOWTO (20), + EMPTY_HOWTO (21), /* The remaining relocs are a GNU extension used for relaxing. The final pass of the linker never needs to do anything with any of these relocs. Any required operations are handled by the relaxation code. */ + /* GNU extension to record C++ vtable hierarchy */ + HOWTO (R_SH_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_SH_GNU_VTINHERIT", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* GNU extension to record C++ vtable member usage */ + HOWTO (R_SH_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 */ + _bfd_elf_rel_vtable_reloc_fn, /* special_function */ + "R_SH_GNU_VTENTRY", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* An 8 bit switch table entry. This is generated for an expression + such as ``.word L1 - L2''. The offset holds the difference + between the reloc address and L2. */ + HOWTO (R_SH_SWITCH8, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf_ignore_reloc, /* special_function */ + "R_SH_SWITCH8", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + TRUE), /* pcrel_offset */ + /* A 16 bit switch table entry. This is generated for an expression such as ``.word L1 - L2''. The offset holds the difference between the reloc address and L2. */ @@ -261,15 +376,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 16, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_SWITCH16", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* A 32 bit switch table entry. This is generated for an expression such as ``.long L1 - L2''. The offset holds the difference @@ -278,15 +393,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 2, /* size (0 = byte, 1 = short, 2 = long) */ 32, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_SWITCH32", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* Indicates a .uses pseudo-op. The compiler will generate .uses pseudo-ops when it finds a function call which can be relaxed. @@ -296,15 +411,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_USES", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* The assembler will generate this reloc for addresses referred to by the register loads associated with USES relocs. The offset @@ -314,15 +429,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_COUNT", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* Indicates an alignment statement. The offset field is the power of 2 to which subsequent portions of the object file must be @@ -331,32 +446,32 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_ALIGN", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* The assembler will generate this reloc before a block of - instructions. A section should be processed as assumining it + instructions. A section should be processed as assuming it contains data, unless this reloc is seen. */ HOWTO (R_SH_CODE, /* type */ 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_CODE", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* The assembler will generate this reloc after a block of instructions when it sees data that is not instructions. */ @@ -364,15 +479,15 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_DATA", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true), /* pcrel_offset */ + TRUE), /* pcrel_offset */ /* The assembler generates this reloc for each label within a block of instructions. This permits the linker to avoid swapping @@ -381,1508 +496,6985 @@ static reloc_howto_type sh_elf_howto_table[] = 0, /* rightshift */ 1, /* size (0 = byte, 1 = short, 2 = long) */ 0, /* bitsize */ - false, /* pc_relative */ + FALSE, /* pc_relative */ 0, /* bitpos */ complain_overflow_unsigned, /* complain_on_overflow */ sh_elf_ignore_reloc, /* special_function */ "R_SH_LABEL", /* name */ - false, /* partial_inplace */ + FALSE, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true) /* pcrel_offset */ -}; + TRUE), /* pcrel_offset */ -/* This function is used for normal relocs. This is like the COFF - function, and is almost certainly incorrect for other ELF targets. */ + /* The next 12 are only supported via linking in SHC-generated objects. */ + HOWTO (R_SH_DIR16, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffff, /* dst_mask */ + FALSE), /* pcrel_offset */ -static bfd_reloc_status_type -sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, - error_message) - bfd *abfd; - arelent *reloc_entry; - asymbol *symbol_in; - PTR data; - asection *input_section; - bfd *output_bfd; - char **error_message; -{ - unsigned long insn; - bfd_vma sym_value; - enum sh_reloc_type r_type; - bfd_vma addr = reloc_entry->address; - bfd_byte *hit_data = addr + (bfd_byte *) data; + HOWTO (R_SH_DIR8, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - r_type = (enum sh_reloc_type) reloc_entry->howto->type; + HOWTO (R_SH_DIR8UL, /* type */ + 2, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8UL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - if (output_bfd != NULL) - { - /* Partial linking--do nothing. */ - reloc_entry->address += input_section->output_offset; - return bfd_reloc_ok; - } + HOWTO (R_SH_DIR8UW, /* type */ + 1, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8UW", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - /* Almost all relocs have to do with relaxing. If any work must be - done for them, it has been done in sh_relax_section. */ - if (r_type != R_SH_DIR32 - && (r_type != R_SH_IND12W - || (symbol_in->flags & BSF_LOCAL) != 0)) - return bfd_reloc_ok; + HOWTO (R_SH_DIR8U, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8U", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - if (symbol_in != NULL - && bfd_is_und_section (symbol_in->section)) - return bfd_reloc_undefined; + HOWTO (R_SH_DIR8SW, /* type */ + 1, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8SW", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - if (bfd_is_com_section (symbol_in->section)) - sym_value = 0; - else - sym_value = (symbol_in->value + - symbol_in->section->output_section->vma + - symbol_in->section->output_offset); + HOWTO (R_SH_DIR8S, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 8, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR8S", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xff, /* dst_mask */ + FALSE), /* pcrel_offset */ - switch (r_type) - { - case R_SH_DIR32: - insn = bfd_get_32 (abfd, hit_data); - insn += sym_value + reloc_entry->addend; - bfd_put_32 (abfd, insn, hit_data); - break; - case R_SH_IND12W: - insn = bfd_get_16 (abfd, hit_data); - sym_value += reloc_entry->addend; - sym_value -= (input_section->output_section->vma - + input_section->output_offset - + addr - + 4); - sym_value += (insn & 0xfff) << 1; - if (insn & 0x800) - sym_value -= 0x1000; - insn = (insn & 0xf000) | (sym_value & 0xfff); - bfd_put_16 (abfd, insn, hit_data); - if (sym_value < (bfd_vma) -0x1000 || sym_value >= 0x1000) - return bfd_reloc_overflow; - break; - default: - abort (); - break; - } + HOWTO (R_SH_DIR4UL, /* type */ + 2, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR4UL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0f, /* dst_mask */ + FALSE), /* pcrel_offset */ - return bfd_reloc_ok; -} + HOWTO (R_SH_DIR4UW, /* type */ + 1, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR4UW", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0f, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* This function is used for relocs which are only used for relaxing, - which the linker should otherwise ignore. */ + HOWTO (R_SH_DIR4U, /* type */ + 0, /* rightshift */ + 0, /* size (0 = byte, 1 = short, 2 = long) */ + 4, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR4U", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0f, /* dst_mask */ + FALSE), /* pcrel_offset */ -static bfd_reloc_status_type -sh_elf_ignore_reloc (abfd, reloc_entry, symbol, data, input_section, - output_bfd, error_message) - bfd *abfd; - arelent *reloc_entry; - asymbol *symbol; - PTR data; - asection *input_section; - bfd *output_bfd; - char **error_message; -{ - if (output_bfd != NULL) - reloc_entry->address += input_section->output_offset; - return bfd_reloc_ok; -} + HOWTO (R_SH_PSHA, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 7, /* bitsize */ + FALSE, /* pc_relative */ + 4, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PSHA", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0f, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* This structure is used to map BFD reloc codes to SH ELF relocs. */ + HOWTO (R_SH_PSHL, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 7, /* bitsize */ + FALSE, /* pc_relative */ + 4, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PSHL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x0f, /* dst_mask */ + FALSE), /* pcrel_offset */ -struct elf_reloc_map -{ - unsigned char bfd_reloc_val; - unsigned char elf_reloc_val; -}; +#ifdef INCLUDE_SHMEDIA + /* Used in SHLLI.L and SHLRI.L. */ + HOWTO (R_SH_DIR5U, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 5, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR5U", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* An array mapping BFD reloc codes to SH ELF relocs. */ + /* Used in SHARI, SHLLI et al. */ + HOWTO (R_SH_DIR6U, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 6, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR6U", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + FALSE), /* pcrel_offset */ -static const struct elf_reloc_map sh_reloc_map[] = -{ - { BFD_RELOC_NONE, R_SH_NONE }, - { BFD_RELOC_32, R_SH_DIR32 }, - { BFD_RELOC_CTOR, R_SH_DIR32 }, - { BFD_RELOC_32_PCREL, R_SH_REL32 }, - { BFD_RELOC_SH_PCDISP8BY2, R_SH_DIR8WPN }, - { BFD_RELOC_SH_PCDISP12BY2, R_SH_IND12W }, - { BFD_RELOC_SH_PCRELIMM8BY2, R_SH_DIR8WPZ }, - { BFD_RELOC_SH_PCRELIMM8BY4, R_SH_DIR8WPL }, - { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 }, - { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 }, - { BFD_RELOC_SH_USES, R_SH_USES }, - { BFD_RELOC_SH_COUNT, R_SH_COUNT }, - { BFD_RELOC_SH_ALIGN, R_SH_ALIGN }, - { BFD_RELOC_SH_CODE, R_SH_CODE }, - { BFD_RELOC_SH_DATA, R_SH_DATA }, - { BFD_RELOC_SH_LABEL, R_SH_LABEL } -}; + /* Used in BxxI, LDHI.L et al. */ + HOWTO (R_SH_DIR6S, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 6, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR6S", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xfc00, /* dst_mask */ + FALSE), /* pcrel_offset */ -/* Given a BFD reloc code, return the howto structure for the - corresponding SH ELf reloc. */ + /* Used in ADDI, ANDI et al. */ + HOWTO (R_SH_DIR10S, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 10, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10S", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ -static reloc_howto_type * -sh_elf_reloc_type_lookup (abfd, code) - bfd *abfd; - bfd_reloc_code_real_type code; -{ - unsigned int i; + /* Used in LD.UW, ST.W et al. */ + HOWTO (R_SH_DIR10SW, /* type */ + 1, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 11, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SW", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ - for (i = 0; i < sizeof (sh_reloc_map) / sizeof (struct elf_reloc_map); i++) - { - if (sh_reloc_map[i].bfd_reloc_val == code) - return &sh_elf_howto_table[(int) sh_reloc_map[i].elf_reloc_val]; - } + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_DIR10SL, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ - return NULL; + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_DIR10SQ, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR10SQ", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + +#else + EMPTY_HOWTO (45), + EMPTY_HOWTO (46), + EMPTY_HOWTO (47), + EMPTY_HOWTO (48), + EMPTY_HOWTO (49), + EMPTY_HOWTO (50), + EMPTY_HOWTO (51), +#endif + + EMPTY_HOWTO (52), + + HOWTO (R_SH_DIR16S, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_DIR16S", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (54), + EMPTY_HOWTO (55), + EMPTY_HOWTO (56), + EMPTY_HOWTO (57), + EMPTY_HOWTO (58), + EMPTY_HOWTO (59), + EMPTY_HOWTO (60), + EMPTY_HOWTO (61), + EMPTY_HOWTO (62), + EMPTY_HOWTO (63), + EMPTY_HOWTO (64), + EMPTY_HOWTO (65), + EMPTY_HOWTO (66), + EMPTY_HOWTO (67), + EMPTY_HOWTO (68), + EMPTY_HOWTO (69), + EMPTY_HOWTO (70), + EMPTY_HOWTO (71), + EMPTY_HOWTO (72), + EMPTY_HOWTO (73), + EMPTY_HOWTO (74), + EMPTY_HOWTO (75), + EMPTY_HOWTO (76), + EMPTY_HOWTO (77), + EMPTY_HOWTO (78), + EMPTY_HOWTO (79), + EMPTY_HOWTO (80), + EMPTY_HOWTO (81), + EMPTY_HOWTO (82), + EMPTY_HOWTO (83), + EMPTY_HOWTO (84), + EMPTY_HOWTO (85), + EMPTY_HOWTO (86), + EMPTY_HOWTO (87), + EMPTY_HOWTO (88), + EMPTY_HOWTO (89), + EMPTY_HOWTO (90), + EMPTY_HOWTO (91), + EMPTY_HOWTO (92), + EMPTY_HOWTO (93), + EMPTY_HOWTO (94), + EMPTY_HOWTO (95), + EMPTY_HOWTO (96), + EMPTY_HOWTO (97), + EMPTY_HOWTO (98), + EMPTY_HOWTO (99), + EMPTY_HOWTO (100), + EMPTY_HOWTO (101), + EMPTY_HOWTO (102), + EMPTY_HOWTO (103), + EMPTY_HOWTO (104), + EMPTY_HOWTO (105), + EMPTY_HOWTO (106), + EMPTY_HOWTO (107), + EMPTY_HOWTO (108), + EMPTY_HOWTO (109), + EMPTY_HOWTO (110), + EMPTY_HOWTO (111), + EMPTY_HOWTO (112), + EMPTY_HOWTO (113), + EMPTY_HOWTO (114), + EMPTY_HOWTO (115), + EMPTY_HOWTO (116), + EMPTY_HOWTO (117), + EMPTY_HOWTO (118), + EMPTY_HOWTO (119), + EMPTY_HOWTO (120), + EMPTY_HOWTO (121), + EMPTY_HOWTO (122), + EMPTY_HOWTO (123), + EMPTY_HOWTO (124), + EMPTY_HOWTO (125), + EMPTY_HOWTO (126), + EMPTY_HOWTO (127), + EMPTY_HOWTO (128), + EMPTY_HOWTO (129), + EMPTY_HOWTO (130), + EMPTY_HOWTO (131), + EMPTY_HOWTO (132), + EMPTY_HOWTO (133), + EMPTY_HOWTO (134), + EMPTY_HOWTO (135), + EMPTY_HOWTO (136), + EMPTY_HOWTO (137), + EMPTY_HOWTO (138), + EMPTY_HOWTO (139), + EMPTY_HOWTO (140), + EMPTY_HOWTO (141), + EMPTY_HOWTO (142), + EMPTY_HOWTO (143), + + HOWTO (R_SH_TLS_GD_32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_GD_32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_LD_32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_LD_32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_LDO_32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_LDO_32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_IE_32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_IE_32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_LE_32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_LE_32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_DTPMOD32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_DTPMOD32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_DTPOFF32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_DTPOFF32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_TLS_TPOFF32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_TLS_TPOFF32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (152), + EMPTY_HOWTO (153), + EMPTY_HOWTO (154), + EMPTY_HOWTO (155), + EMPTY_HOWTO (156), + EMPTY_HOWTO (157), + EMPTY_HOWTO (158), + EMPTY_HOWTO (159), + + HOWTO (R_SH_GOT32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_GOT32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_PLT32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_PLT32", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_SH_COPY, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_COPY", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_GLOB_DAT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_GLOB_DAT", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_JMP_SLOT, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_JMP_SLOT", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_RELATIVE, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_RELATIVE", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_GOTOFF, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_GOTOFF", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_GOTPC, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + TRUE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_GOTPC", /* name */ + TRUE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + TRUE), /* pcrel_offset */ + + HOWTO (R_SH_GOTPLT32, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 32, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_bitfield, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* */ + "R_SH_GOTPLT32", /* name */ + FALSE, /* partial_inplace */ + 0xffffffff, /* src_mask */ + 0xffffffff, /* dst_mask */ + FALSE), /* pcrel_offset */ + +#ifdef INCLUDE_SHMEDIA + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTPLT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTPLT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTPLT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTPLT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_PLT_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_PLT_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_PLT_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_PLT_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PLT_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTOFF_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTOFF_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTOFF_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTOFF_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTOFF_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_GOTPC_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_GOTPC_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_GOTPC_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_GOTPC_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPC_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_GOT10BY4, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT10BY4", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in LD.L, FLD.S et al. */ + HOWTO (R_SH_GOTPLT10BY4, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 12, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT10BY4", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_GOT10BY8, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOT10BY8", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in FLD.D, FST.P et al. */ + HOWTO (R_SH_GOTPLT10BY8, /* type */ + 3, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 13, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_GOTPLT10BY8", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0xffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_COPY64, /* 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_elf_generic_reloc, /* special_function */ + "R_SH_COPY64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_GLOB_DAT64, /* 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_elf_generic_reloc, /* special_function */ + "R_SH_GLOB_DAT64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_JMP_SLOT64, /* 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_elf_generic_reloc, /* special_function */ + "R_SH_JMP_SLOT64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + FALSE), /* pcrel_offset */ + + HOWTO (R_SH_RELATIVE64, /* 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_elf_generic_reloc, /* special_function */ + "R_SH_RELATIVE64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + FALSE), /* pcrel_offset */ + + EMPTY_HOWTO (197), + EMPTY_HOWTO (198), + EMPTY_HOWTO (199), + EMPTY_HOWTO (200), + EMPTY_HOWTO (201), + EMPTY_HOWTO (202), + EMPTY_HOWTO (203), + EMPTY_HOWTO (204), + EMPTY_HOWTO (205), + EMPTY_HOWTO (206), + EMPTY_HOWTO (207), + EMPTY_HOWTO (208), + EMPTY_HOWTO (209), + EMPTY_HOWTO (210), + EMPTY_HOWTO (211), + EMPTY_HOWTO (212), + EMPTY_HOWTO (213), + EMPTY_HOWTO (214), + EMPTY_HOWTO (215), + EMPTY_HOWTO (216), + EMPTY_HOWTO (217), + EMPTY_HOWTO (218), + EMPTY_HOWTO (219), + EMPTY_HOWTO (220), + EMPTY_HOWTO (221), + EMPTY_HOWTO (222), + EMPTY_HOWTO (223), + EMPTY_HOWTO (224), + EMPTY_HOWTO (225), + EMPTY_HOWTO (226), + EMPTY_HOWTO (227), + EMPTY_HOWTO (228), + EMPTY_HOWTO (229), + EMPTY_HOWTO (230), + EMPTY_HOWTO (231), + EMPTY_HOWTO (232), + EMPTY_HOWTO (233), + EMPTY_HOWTO (234), + EMPTY_HOWTO (235), + EMPTY_HOWTO (236), + EMPTY_HOWTO (237), + EMPTY_HOWTO (238), + EMPTY_HOWTO (239), + EMPTY_HOWTO (240), + EMPTY_HOWTO (241), + + /* Relocations for SHmedia code. None of these are partial_inplace or + use the field being relocated (except R_SH_PT_16). */ + + /* The assembler will generate this reloc before a block of SHmedia + instructions. A section should be processed as assuming it contains + data, unless this reloc is seen. Note that a block of SHcompact + instructions are instead preceded by R_SH_CODE. + This is currently not implemented, but should be used for SHmedia + linker relaxation. */ + HOWTO (R_SH_SHMEDIA_CODE, /* type */ + 0, /* rightshift */ + 1, /* size (0 = byte, 1 = short, 2 = long) */ + 0, /* bitsize */ + FALSE, /* pc_relative */ + 0, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + sh_elf_ignore_reloc, /* special_function */ + "R_SH_SHMEDIA_CODE", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* The assembler will generate this reloc at a PTA or PTB instruction, + and the linker checks the right type of target, or changes a PTA to a + PTB, if the original insn was PT. */ + HOWTO (R_SH_PT_16, /* type */ + 2, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 18, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_PT_16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in unexpanded MOVI. */ + HOWTO (R_SH_IMMS16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_signed, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMMS16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in SHORI. */ + HOWTO (R_SH_IMMU16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 16, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_unsigned, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMMU16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (x & 65536). */ + HOWTO (R_SH_IMM_LOW16, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_LOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x - $) & 65536). */ + HOWTO (R_SH_IMM_LOW16_PCREL, /* type */ + 0, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_LOW16_PCREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 16) & 65536). */ + HOWTO (R_SH_IMM_MEDLOW16, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDLOW16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 16) & 65536). */ + HOWTO (R_SH_IMM_MEDLOW16_PCREL, /* type */ + 16, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDLOW16_PCREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 32) & 65536). */ + HOWTO (R_SH_IMM_MEDHI16, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDHI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 32) & 65536). */ + HOWTO (R_SH_IMM_MEDHI16_PCREL, /* type */ + 32, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_MEDHI16_PCREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* Used in MOVI and SHORI ((x >> 48) & 65536). */ + HOWTO (R_SH_IMM_HI16, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + FALSE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_HI16", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* Used in MOVI and SHORI (((x - $) >> 48) & 65536). */ + HOWTO (R_SH_IMM_HI16_PCREL, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_IMM_HI16_PCREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + 0x3fffc00, /* dst_mask */ + TRUE), /* pcrel_offset */ + + /* For the .uaquad pseudo. */ + HOWTO (R_SH_64, /* 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_elf_generic_reloc, /* special_function */ + "R_SH_64", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + FALSE), /* pcrel_offset */ + + /* For the .uaquad pseudo, (x - $). */ + HOWTO (R_SH_64_PCREL, /* type */ + 48, /* rightshift */ + 2, /* size (0 = byte, 1 = short, 2 = long) */ + 64, /* bitsize */ + TRUE, /* pc_relative */ + 10, /* bitpos */ + complain_overflow_dont, /* complain_on_overflow */ + bfd_elf_generic_reloc, /* special_function */ + "R_SH_64_PCREL", /* name */ + FALSE, /* partial_inplace */ + 0, /* src_mask */ + ((bfd_vma) 0) - 1, /* dst_mask */ + TRUE), /* pcrel_offset */ + +#endif +}; + +static bfd_reloc_status_type +sh_elf_reloc_loop (int r_type ATTRIBUTE_UNUSED, bfd *input_bfd, + asection *input_section, bfd_byte *contents, + bfd_vma addr, asection *symbol_section, + bfd_vma start, bfd_vma end) +{ + static bfd_vma last_addr; + static asection *last_symbol_section; + bfd_byte *start_ptr, *ptr, *last_ptr; + int diff, cum_diff; + bfd_signed_vma x; + int insn; + + /* Sanity check the address. */ + if (addr > input_section->_raw_size) + return bfd_reloc_outofrange; + + /* We require the start and end relocations to be processed consecutively - + although we allow then to be processed forwards or backwards. */ + if (! last_addr) + { + last_addr = addr; + last_symbol_section = symbol_section; + return bfd_reloc_ok; + } + if (last_addr != addr) + abort (); + last_addr = 0; + + if (! symbol_section || last_symbol_section != symbol_section || end < start) + return bfd_reloc_outofrange; + + /* Get the symbol_section contents. */ + if (symbol_section != input_section) + { + if (elf_section_data (symbol_section)->this_hdr.contents != NULL) + contents = elf_section_data (symbol_section)->this_hdr.contents; + else + { + contents = (bfd_byte *) bfd_malloc (symbol_section->_raw_size); + if (contents == NULL) + return bfd_reloc_outofrange; + if (! bfd_get_section_contents (input_bfd, symbol_section, contents, + (file_ptr) 0, + symbol_section->_raw_size)) + { + free (contents); + return bfd_reloc_outofrange; + } + } + } +#define IS_PPI(PTR) ((bfd_get_16 (input_bfd, (PTR)) & 0xfc00) == 0xf800) + start_ptr = contents + start; + for (cum_diff = -6, ptr = contents + end; cum_diff < 0 && ptr > start_ptr;) + { + for (last_ptr = ptr, ptr -= 4; ptr >= start_ptr && IS_PPI (ptr);) + ptr -= 2; + ptr += 2; + diff = (last_ptr - ptr) >> 1; + cum_diff += diff & 1; + cum_diff += diff; + } + /* Calculate the start / end values to load into rs / re minus four - + so that will cancel out the four we would otherwise have to add to + addr to get the value to subtract in order to get relative addressing. */ + if (cum_diff >= 0) + { + start -= 4; + end = (ptr + cum_diff * 2) - contents; + } + else + { + bfd_vma start0 = start - 4; + + while (start0 && IS_PPI (contents + start0)) + start0 -= 2; + start0 = start - 2 - ((start - start0) & 2); + start = start0 - cum_diff - 2; + end = start0; + } + + if (contents != NULL + && elf_section_data (symbol_section)->this_hdr.contents != contents) + free (contents); + + insn = bfd_get_16 (input_bfd, contents + addr); + + x = (insn & 0x200 ? end : start) - addr; + if (input_section != symbol_section) + x += ((symbol_section->output_section->vma + symbol_section->output_offset) + - (input_section->output_section->vma + + input_section->output_offset)); + x >>= 1; + if (x < -128 || x > 127) + return bfd_reloc_overflow; + + x = (insn & ~0xff) | (x & 0xff); + bfd_put_16 (input_bfd, (bfd_vma) x, contents + addr); + + return bfd_reloc_ok; +} + +/* This function is used for normal relocs. This used to be like the COFF + function, and is almost certainly incorrect for other ELF targets. */ + +static bfd_reloc_status_type +sh_elf_reloc (bfd *abfd, arelent *reloc_entry, asymbol *symbol_in, + void *data, asection *input_section, bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) +{ + unsigned long insn; + bfd_vma sym_value; + enum elf_sh_reloc_type r_type; + bfd_vma addr = reloc_entry->address; + bfd_byte *hit_data = addr + (bfd_byte *) data; + + r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type; + + if (output_bfd != NULL) + { + /* Partial linking--do nothing. */ + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; + } + + /* Almost all relocs have to do with relaxing. If any work must be + done for them, it has been done in sh_relax_section. */ + if (r_type == R_SH_IND12W && (symbol_in->flags & BSF_LOCAL) != 0) + return bfd_reloc_ok; + + if (symbol_in != NULL + && bfd_is_und_section (symbol_in->section)) + return bfd_reloc_undefined; + + if (bfd_is_com_section (symbol_in->section)) + sym_value = 0; + else + sym_value = (symbol_in->value + + symbol_in->section->output_section->vma + + symbol_in->section->output_offset); + + switch (r_type) + { + case R_SH_DIR32: + insn = bfd_get_32 (abfd, hit_data); + insn += sym_value + reloc_entry->addend; + bfd_put_32 (abfd, (bfd_vma) insn, hit_data); + break; + case R_SH_IND12W: + insn = bfd_get_16 (abfd, hit_data); + sym_value += reloc_entry->addend; + sym_value -= (input_section->output_section->vma + + input_section->output_offset + + addr + + 4); + sym_value += (insn & 0xfff) << 1; + if (insn & 0x800) + sym_value -= 0x1000; + insn = (insn & 0xf000) | (sym_value & 0xfff); + bfd_put_16 (abfd, (bfd_vma) insn, hit_data); + if (sym_value < (bfd_vma) -0x1000 || sym_value >= 0x1000) + return bfd_reloc_overflow; + break; + default: + abort (); + break; + } + + return bfd_reloc_ok; +} + +/* This function is used for relocs which are only used for relaxing, + which the linker should otherwise ignore. */ + +static bfd_reloc_status_type +sh_elf_ignore_reloc (bfd *abfd ATTRIBUTE_UNUSED, arelent *reloc_entry, + asymbol *symbol ATTRIBUTE_UNUSED, + void *data ATTRIBUTE_UNUSED, asection *input_section, + bfd *output_bfd, + char **error_message ATTRIBUTE_UNUSED) +{ + if (output_bfd != NULL) + reloc_entry->address += input_section->output_offset; + return bfd_reloc_ok; +} + +/* This structure is used to map BFD reloc codes to SH ELF relocs. */ + +struct elf_reloc_map +{ + bfd_reloc_code_real_type bfd_reloc_val; + unsigned char elf_reloc_val; +}; + +/* An array mapping BFD reloc codes to SH ELF relocs. */ + +static const struct elf_reloc_map sh_reloc_map[] = +{ + { BFD_RELOC_NONE, R_SH_NONE }, + { BFD_RELOC_32, R_SH_DIR32 }, + { BFD_RELOC_16, R_SH_DIR16 }, + { BFD_RELOC_8, R_SH_DIR8 }, + { BFD_RELOC_CTOR, R_SH_DIR32 }, + { BFD_RELOC_32_PCREL, R_SH_REL32 }, + { BFD_RELOC_SH_PCDISP8BY2, R_SH_DIR8WPN }, + { BFD_RELOC_SH_PCDISP12BY2, R_SH_IND12W }, + { BFD_RELOC_SH_PCRELIMM8BY2, R_SH_DIR8WPZ }, + { BFD_RELOC_SH_PCRELIMM8BY4, R_SH_DIR8WPL }, + { BFD_RELOC_8_PCREL, R_SH_SWITCH8 }, + { BFD_RELOC_SH_SWITCH16, R_SH_SWITCH16 }, + { BFD_RELOC_SH_SWITCH32, R_SH_SWITCH32 }, + { BFD_RELOC_SH_USES, R_SH_USES }, + { BFD_RELOC_SH_COUNT, R_SH_COUNT }, + { BFD_RELOC_SH_ALIGN, R_SH_ALIGN }, + { BFD_RELOC_SH_CODE, R_SH_CODE }, + { BFD_RELOC_SH_DATA, R_SH_DATA }, + { BFD_RELOC_SH_LABEL, R_SH_LABEL }, + { BFD_RELOC_VTABLE_INHERIT, R_SH_GNU_VTINHERIT }, + { BFD_RELOC_VTABLE_ENTRY, R_SH_GNU_VTENTRY }, + { BFD_RELOC_SH_LOOP_START, R_SH_LOOP_START }, + { BFD_RELOC_SH_LOOP_END, R_SH_LOOP_END }, + { BFD_RELOC_SH_TLS_GD_32, R_SH_TLS_GD_32 }, + { BFD_RELOC_SH_TLS_LD_32, R_SH_TLS_LD_32 }, + { BFD_RELOC_SH_TLS_LDO_32, R_SH_TLS_LDO_32 }, + { BFD_RELOC_SH_TLS_IE_32, R_SH_TLS_IE_32 }, + { BFD_RELOC_SH_TLS_LE_32, R_SH_TLS_LE_32 }, + { BFD_RELOC_SH_TLS_DTPMOD32, R_SH_TLS_DTPMOD32 }, + { BFD_RELOC_SH_TLS_DTPOFF32, R_SH_TLS_DTPOFF32 }, + { BFD_RELOC_SH_TLS_TPOFF32, R_SH_TLS_TPOFF32 }, + { BFD_RELOC_32_GOT_PCREL, R_SH_GOT32 }, + { BFD_RELOC_32_PLT_PCREL, R_SH_PLT32 }, + { BFD_RELOC_SH_COPY, R_SH_COPY }, + { BFD_RELOC_SH_GLOB_DAT, R_SH_GLOB_DAT }, + { BFD_RELOC_SH_JMP_SLOT, R_SH_JMP_SLOT }, + { BFD_RELOC_SH_RELATIVE, R_SH_RELATIVE }, + { BFD_RELOC_32_GOTOFF, R_SH_GOTOFF }, + { BFD_RELOC_SH_GOTPC, R_SH_GOTPC }, + { BFD_RELOC_SH_GOTPLT32, R_SH_GOTPLT32 }, +#ifdef INCLUDE_SHMEDIA + { BFD_RELOC_SH_GOT_LOW16, R_SH_GOT_LOW16 }, + { BFD_RELOC_SH_GOT_MEDLOW16, R_SH_GOT_MEDLOW16 }, + { BFD_RELOC_SH_GOT_MEDHI16, R_SH_GOT_MEDHI16 }, + { BFD_RELOC_SH_GOT_HI16, R_SH_GOT_HI16 }, + { BFD_RELOC_SH_GOTPLT_LOW16, R_SH_GOTPLT_LOW16 }, + { BFD_RELOC_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDLOW16 }, + { BFD_RELOC_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_MEDHI16 }, + { BFD_RELOC_SH_GOTPLT_HI16, R_SH_GOTPLT_HI16 }, + { BFD_RELOC_SH_PLT_LOW16, R_SH_PLT_LOW16 }, + { BFD_RELOC_SH_PLT_MEDLOW16, R_SH_PLT_MEDLOW16 }, + { BFD_RELOC_SH_PLT_MEDHI16, R_SH_PLT_MEDHI16 }, + { BFD_RELOC_SH_PLT_HI16, R_SH_PLT_HI16 }, + { BFD_RELOC_SH_GOTOFF_LOW16, R_SH_GOTOFF_LOW16 }, + { BFD_RELOC_SH_GOTOFF_MEDLOW16, R_SH_GOTOFF_MEDLOW16 }, + { BFD_RELOC_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_MEDHI16 }, + { BFD_RELOC_SH_GOTOFF_HI16, R_SH_GOTOFF_HI16 }, + { BFD_RELOC_SH_GOTPC_LOW16, R_SH_GOTPC_LOW16 }, + { BFD_RELOC_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDLOW16 }, + { BFD_RELOC_SH_GOTPC_MEDHI16, R_SH_GOTPC_MEDHI16 }, + { BFD_RELOC_SH_GOTPC_HI16, R_SH_GOTPC_HI16 }, + { BFD_RELOC_SH_COPY64, R_SH_COPY64 }, + { BFD_RELOC_SH_GLOB_DAT64, R_SH_GLOB_DAT64 }, + { BFD_RELOC_SH_JMP_SLOT64, R_SH_JMP_SLOT64 }, + { BFD_RELOC_SH_RELATIVE64, R_SH_RELATIVE64 }, + { BFD_RELOC_SH_GOT10BY4, R_SH_GOT10BY4 }, + { BFD_RELOC_SH_GOT10BY8, R_SH_GOT10BY8 }, + { BFD_RELOC_SH_GOTPLT10BY4, R_SH_GOTPLT10BY4 }, + { BFD_RELOC_SH_GOTPLT10BY8, R_SH_GOTPLT10BY8 }, + { BFD_RELOC_SH_PT_16, R_SH_PT_16 }, + { BFD_RELOC_SH_SHMEDIA_CODE, R_SH_SHMEDIA_CODE }, + { BFD_RELOC_SH_IMMU5, R_SH_DIR5U }, + { BFD_RELOC_SH_IMMS6, R_SH_DIR6S }, + { BFD_RELOC_SH_IMMU6, R_SH_DIR6U }, + { BFD_RELOC_SH_IMMS10, R_SH_DIR10S }, + { BFD_RELOC_SH_IMMS10BY2, R_SH_DIR10SW }, + { BFD_RELOC_SH_IMMS10BY4, R_SH_DIR10SL }, + { BFD_RELOC_SH_IMMS10BY8, R_SH_DIR10SQ }, + { BFD_RELOC_SH_IMMS16, R_SH_IMMS16 }, + { BFD_RELOC_SH_IMMU16, R_SH_IMMU16 }, + { BFD_RELOC_SH_IMM_LOW16, R_SH_IMM_LOW16 }, + { BFD_RELOC_SH_IMM_LOW16_PCREL, R_SH_IMM_LOW16_PCREL }, + { BFD_RELOC_SH_IMM_MEDLOW16, R_SH_IMM_MEDLOW16 }, + { BFD_RELOC_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDLOW16_PCREL }, + { BFD_RELOC_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16 }, + { BFD_RELOC_SH_IMM_MEDHI16_PCREL, R_SH_IMM_MEDHI16_PCREL }, + { BFD_RELOC_SH_IMM_HI16, R_SH_IMM_HI16 }, + { BFD_RELOC_SH_IMM_HI16_PCREL, R_SH_IMM_HI16_PCREL }, + { BFD_RELOC_64, R_SH_64 }, + { BFD_RELOC_64_PCREL, R_SH_64_PCREL }, +#endif /* not INCLUDE_SHMEDIA */ +}; + +/* Given a BFD reloc code, return the howto structure for the + corresponding SH ELf reloc. */ + +static reloc_howto_type * +sh_elf_reloc_type_lookup (bfd *abfd ATTRIBUTE_UNUSED, + bfd_reloc_code_real_type code) +{ + unsigned int i; + + for (i = 0; i < sizeof (sh_reloc_map) / sizeof (struct elf_reloc_map); i++) + { + if (sh_reloc_map[i].bfd_reloc_val == code) + return &sh_elf_howto_table[(int) sh_reloc_map[i].elf_reloc_val]; + } + + return NULL; +} + +/* Given an ELF reloc, fill in the howto field of a relent. */ + +static void +sh_elf_info_to_howto (bfd *abfd ATTRIBUTE_UNUSED, arelent *cache_ptr, + Elf_Internal_Rela *dst) +{ + unsigned int r; + + r = ELF32_R_TYPE (dst->r_info); + + BFD_ASSERT (r < (unsigned int) R_SH_max); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC || r > R_SH_LAST_INVALID_RELOC); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_2 || r > R_SH_LAST_INVALID_RELOC_2); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_3 || r > R_SH_LAST_INVALID_RELOC_3); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_4 || r > R_SH_LAST_INVALID_RELOC_4); + BFD_ASSERT (r < R_SH_FIRST_INVALID_RELOC_5 || r > R_SH_LAST_INVALID_RELOC_5); + + cache_ptr->howto = &sh_elf_howto_table[r]; +} + +/* This function handles relaxing for SH ELF. See the corresponding + function in coff-sh.c for a description of what this does. FIXME: + There is a lot of duplication here between this code and the COFF + specific code. The format of relocs and symbols is wound deeply + into this code, but it would still be better if the duplication + could be eliminated somehow. Note in particular that although both + functions use symbols like R_SH_CODE, those symbols have different + values; in coff-sh.c they come from include/coff/sh.h, whereas here + they come from enum elf_sh_reloc_type in include/elf/sh.h. */ + +static bfd_boolean +sh_elf_relax_section (bfd *abfd, asection *sec, + struct bfd_link_info *link_info, bfd_boolean *again) +{ + Elf_Internal_Shdr *symtab_hdr; + Elf_Internal_Rela *internal_relocs; + bfd_boolean have_code; + Elf_Internal_Rela *irel, *irelend; + bfd_byte *contents = NULL; + Elf_Internal_Sym *isymbuf = NULL; + + *again = FALSE; + + if (link_info->relocatable + || (sec->flags & SEC_RELOC) == 0 + || sec->reloc_count == 0) + return TRUE; + +#ifdef INCLUDE_SHMEDIA + if (elf_section_data (sec)->this_hdr.sh_flags + & (SHF_SH5_ISA32 | SHF_SH5_ISA32_MIXED)) + { + return TRUE; + } +#endif + + /* If this is the first time we have been called for this section, + initialize the cooked size. */ + if (sec->_cooked_size == 0) + sec->_cooked_size = sec->_raw_size; + + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + + internal_relocs = (_bfd_elf_link_read_relocs + (abfd, sec, NULL, (Elf_Internal_Rela *) NULL, + link_info->keep_memory)); + if (internal_relocs == NULL) + goto error_return; + + have_code = FALSE; + + irelend = internal_relocs + sec->reloc_count; + for (irel = internal_relocs; irel < irelend; irel++) + { + bfd_vma laddr, paddr, symval; + unsigned short insn; + Elf_Internal_Rela *irelfn, *irelscan, *irelcount; + bfd_signed_vma foff; + + if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_CODE) + have_code = TRUE; + + if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_USES) + continue; + + /* Get the section contents. */ + if (contents == NULL) + { + if (elf_section_data (sec)->this_hdr.contents != NULL) + contents = elf_section_data (sec)->this_hdr.contents; + else + { + contents = (bfd_byte *) bfd_malloc (sec->_raw_size); + if (contents == NULL) + goto error_return; + + if (! bfd_get_section_contents (abfd, sec, contents, + (file_ptr) 0, sec->_raw_size)) + goto error_return; + } + } + + /* The r_addend field of the R_SH_USES reloc will point us to + the register load. The 4 is because the r_addend field is + computed as though it were a jump offset, which are based + from 4 bytes after the jump instruction. */ + laddr = irel->r_offset + 4 + irel->r_addend; + if (laddr >= sec->_raw_size) + { + (*_bfd_error_handler) (_("%s: 0x%lx: warning: bad R_SH_USES offset"), + bfd_archive_filename (abfd), + (unsigned long) irel->r_offset); + continue; + } + insn = bfd_get_16 (abfd, contents + laddr); + + /* If the instruction is not mov.l NN,rN, we don't know what to + do. */ + if ((insn & 0xf000) != 0xd000) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: warning: R_SH_USES points to unrecognized insn 0x%x"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset, insn)); + continue; + } + + /* Get the address from which the register is being loaded. The + displacement in the mov.l instruction is quadrupled. It is a + displacement from four bytes after the movl instruction, but, + before adding in the PC address, two least significant bits + of the PC are cleared. We assume that the section is aligned + on a four byte boundary. */ + paddr = insn & 0xff; + paddr *= 4; + paddr += (laddr + 4) &~ (bfd_vma) 3; + if (paddr >= sec->_raw_size) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: warning: bad R_SH_USES load offset"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset)); + continue; + } + + /* Get the reloc for the address from which the register is + being loaded. This reloc will tell us which function is + actually being called. */ + for (irelfn = internal_relocs; irelfn < irelend; irelfn++) + if (irelfn->r_offset == paddr + && ELF32_R_TYPE (irelfn->r_info) == (int) R_SH_DIR32) + break; + if (irelfn >= irelend) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: warning: could not find expected reloc"), + bfd_archive_filename (abfd), (unsigned long) paddr)); + continue; + } + + /* Read this BFD's symbols if we haven't done so already. */ + if (isymbuf == NULL && symtab_hdr->sh_info != 0) + { + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (abfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) + goto error_return; + } + + /* Get the value of the symbol referred to by the reloc. */ + if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info) + { + /* A local symbol. */ + Elf_Internal_Sym *isym; + + isym = isymbuf + ELF32_R_SYM (irelfn->r_info); + if (isym->st_shndx + != (unsigned int) _bfd_elf_section_from_bfd_section (abfd, sec)) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: warning: symbol in unexpected section"), + bfd_archive_filename (abfd), (unsigned long) paddr)); + continue; + } + + symval = (isym->st_value + + sec->output_section->vma + + sec->output_offset); + } + else + { + unsigned long indx; + struct elf_link_hash_entry *h; + + indx = ELF32_R_SYM (irelfn->r_info) - symtab_hdr->sh_info; + h = elf_sym_hashes (abfd)[indx]; + BFD_ASSERT (h != NULL); + if (h->root.type != bfd_link_hash_defined + && h->root.type != bfd_link_hash_defweak) + { + /* This appears to be a reference to an undefined + symbol. Just ignore it--it will be caught by the + regular reloc processing. */ + continue; + } + + symval = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + } + + symval += bfd_get_32 (abfd, contents + paddr); + + /* See if this function call can be shortened. */ + foff = (symval + - (irel->r_offset + + sec->output_section->vma + + sec->output_offset + + 4)); + if (foff < -0x1000 || foff >= 0x1000) + { + /* After all that work, we can't shorten this function call. */ + continue; + } + + /* Shorten the function call. */ + + /* For simplicity of coding, we are going to modify the section + contents, the section relocs, and the BFD symbol table. We + must tell the rest of the code not to free up this + information. It would be possible to instead create a table + of changes which have to be made, as is done in coff-mips.c; + that would be more work, but would require less memory when + the linker is run. */ + + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + + /* Replace the jsr with a bsr. */ + + /* Change the R_SH_USES reloc into an R_SH_IND12W reloc, and + replace the jsr with a bsr. */ + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irelfn->r_info), R_SH_IND12W); + /* We used to test (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info) + here, but that only checks if the symbol is an external symbol, + not if the symbol is in a different section. Besides, we need + a consistent meaning for the relocation, so we just assume here that + the value of the symbol is not available. */ +#if 0 + if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info) + { + /* If this needs to be changed because of future relaxing, + it will be handled here like other internal IND12W + relocs. */ + bfd_put_16 (abfd, + (bfd_vma) 0xb000 | ((foff >> 1) & 0xfff), + contents + irel->r_offset); + } + else +#endif + { + /* We can't fully resolve this yet, because the external + symbol value may be changed by future relaxing. We let + the final link phase handle it. */ + bfd_put_16 (abfd, (bfd_vma) 0xb000, contents + irel->r_offset); + } + irel->r_addend = -4; + + /* See if there is another R_SH_USES reloc referring to the same + register load. */ + for (irelscan = internal_relocs; irelscan < irelend; irelscan++) + if (ELF32_R_TYPE (irelscan->r_info) == (int) R_SH_USES + && laddr == irelscan->r_offset + 4 + irelscan->r_addend) + break; + if (irelscan < irelend) + { + /* Some other function call depends upon this register load, + and we have not yet converted that function call. + Indeed, we may never be able to convert it. There is + nothing else we can do at this point. */ + continue; + } + + /* Look for a R_SH_COUNT reloc on the location where the + function address is stored. Do this before deleting any + bytes, to avoid confusion about the address. */ + for (irelcount = internal_relocs; irelcount < irelend; irelcount++) + if (irelcount->r_offset == paddr + && ELF32_R_TYPE (irelcount->r_info) == (int) R_SH_COUNT) + break; + + /* Delete the register load. */ + if (! sh_elf_relax_delete_bytes (abfd, sec, laddr, 2)) + goto error_return; + + /* That will change things, so, just in case it permits some + other function call to come within range, we should relax + again. Note that this is not required, and it may be slow. */ + *again = TRUE; + + /* Now check whether we got a COUNT reloc. */ + if (irelcount >= irelend) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: warning: could not find expected COUNT reloc"), + bfd_archive_filename (abfd), (unsigned long) paddr)); + continue; + } + + /* The number of uses is stored in the r_addend field. We've + just deleted one. */ + if (irelcount->r_addend == 0) + { + ((*_bfd_error_handler) (_("%s: 0x%lx: warning: bad count"), + bfd_archive_filename (abfd), + (unsigned long) paddr)); + continue; + } + + --irelcount->r_addend; + + /* If there are no more uses, we can delete the address. Reload + the address from irelfn, in case it was changed by the + previous call to sh_elf_relax_delete_bytes. */ + if (irelcount->r_addend == 0) + { + if (! sh_elf_relax_delete_bytes (abfd, sec, irelfn->r_offset, 4)) + goto error_return; + } + + /* We've done all we can with that function call. */ + } + + /* Look for load and store instructions that we can align on four + byte boundaries. */ + if ((elf_elfheader (abfd)->e_flags & EF_SH_MACH_MASK) != EF_SH4 + && have_code) + { + bfd_boolean swapped; + + /* Get the section contents. */ + if (contents == NULL) + { + if (elf_section_data (sec)->this_hdr.contents != NULL) + contents = elf_section_data (sec)->this_hdr.contents; + else + { + contents = (bfd_byte *) bfd_malloc (sec->_raw_size); + if (contents == NULL) + goto error_return; + + if (! bfd_get_section_contents (abfd, sec, contents, + (file_ptr) 0, sec->_raw_size)) + goto error_return; + } + } + + if (! sh_elf_align_loads (abfd, sec, internal_relocs, contents, + &swapped)) + goto error_return; + + if (swapped) + { + elf_section_data (sec)->relocs = internal_relocs; + elf_section_data (sec)->this_hdr.contents = contents; + symtab_hdr->contents = (unsigned char *) isymbuf; + } + } + + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + { + if (! link_info->keep_memory) + free (isymbuf); + else + { + /* Cache the symbols for elf_link_input_bfd. */ + symtab_hdr->contents = (unsigned char *) isymbuf; + } + } + + if (contents != NULL + && elf_section_data (sec)->this_hdr.contents != contents) + { + if (! link_info->keep_memory) + free (contents); + else + { + /* Cache the section contents for elf_link_input_bfd. */ + elf_section_data (sec)->this_hdr.contents = contents; + } + } + + if (internal_relocs != NULL + && elf_section_data (sec)->relocs != internal_relocs) + free (internal_relocs); + + return TRUE; + + error_return: + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); + if (contents != NULL + && elf_section_data (sec)->this_hdr.contents != contents) + free (contents); + if (internal_relocs != NULL + && elf_section_data (sec)->relocs != internal_relocs) + free (internal_relocs); + + return FALSE; +} + +/* Delete some bytes from a section while relaxing. FIXME: There is a + lot of duplication between this function and sh_relax_delete_bytes + in coff-sh.c. */ + +static bfd_boolean +sh_elf_relax_delete_bytes (bfd *abfd, asection *sec, bfd_vma addr, + int count) +{ + Elf_Internal_Shdr *symtab_hdr; + unsigned int sec_shndx; + bfd_byte *contents; + Elf_Internal_Rela *irel, *irelend; + Elf_Internal_Rela *irelalign; + bfd_vma toaddr; + Elf_Internal_Sym *isymbuf, *isym, *isymend; + struct elf_link_hash_entry **sym_hashes; + struct elf_link_hash_entry **end_hashes; + unsigned int symcount; + asection *o; + + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + + sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec); + + contents = elf_section_data (sec)->this_hdr.contents; + + /* The deletion must stop at the next ALIGN reloc for an aligment + power larger than the number of bytes we are deleting. */ + + irelalign = NULL; + toaddr = sec->_cooked_size; + + irel = elf_section_data (sec)->relocs; + irelend = irel + sec->reloc_count; + for (; irel < irelend; irel++) + { + if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN + && irel->r_offset > addr + && count < (1 << irel->r_addend)) + { + irelalign = irel; + toaddr = irel->r_offset; + break; + } + } + + /* Actually delete the bytes. */ + memmove (contents + addr, contents + addr + count, + (size_t) (toaddr - addr - count)); + if (irelalign == NULL) + sec->_cooked_size -= count; + else + { + int i; + +#define NOP_OPCODE (0x0009) + + BFD_ASSERT ((count & 1) == 0); + for (i = 0; i < count; i += 2) + bfd_put_16 (abfd, (bfd_vma) NOP_OPCODE, contents + toaddr - count + i); + } + + /* Adjust all the relocs. */ + for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++) + { + bfd_vma nraddr, stop; + bfd_vma start = 0; + int insn = 0; + int off, adjust, oinsn; + bfd_signed_vma voff = 0; + bfd_boolean overflow; + + /* Get the new reloc address. */ + nraddr = irel->r_offset; + if ((irel->r_offset > addr + && irel->r_offset < toaddr) + || (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN + && irel->r_offset == toaddr)) + nraddr -= count; + + /* See if this reloc was for the bytes we have deleted, in which + case we no longer care about it. Don't delete relocs which + represent addresses, though. */ + if (irel->r_offset >= addr + && irel->r_offset < addr + count + && ELF32_R_TYPE (irel->r_info) != (int) R_SH_ALIGN + && ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE + && ELF32_R_TYPE (irel->r_info) != (int) R_SH_DATA + && ELF32_R_TYPE (irel->r_info) != (int) R_SH_LABEL) + irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), + (int) R_SH_NONE); + + /* If this is a PC relative reloc, see if the range it covers + includes the bytes we have deleted. */ + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + { + default: + break; + + case R_SH_DIR8WPN: + case R_SH_IND12W: + case R_SH_DIR8WPZ: + case R_SH_DIR8WPL: + start = irel->r_offset; + insn = bfd_get_16 (abfd, contents + nraddr); + break; + } + + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + { + default: + start = stop = addr; + break; + + case R_SH_DIR32: + /* If this reloc is against a symbol defined in this + section, and the symbol will not be adjusted below, we + must check the addend to see it will put the value in + range to be adjusted, and hence must be changed. */ + if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) + { + isym = isymbuf + ELF32_R_SYM (irel->r_info); + if (isym->st_shndx == sec_shndx + && (isym->st_value <= addr + || isym->st_value >= toaddr)) + { + bfd_vma val; + + val = bfd_get_32 (abfd, contents + nraddr); + val += isym->st_value; + if (val > addr && val < toaddr) + bfd_put_32 (abfd, val - count, contents + nraddr); + } + } + start = stop = addr; + break; + + case R_SH_DIR8WPN: + off = insn & 0xff; + if (off & 0x80) + off -= 0x100; + stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2); + break; + + case R_SH_IND12W: + off = insn & 0xfff; + if (! off) + { + /* This has been made by previous relaxation. Since the + relocation will be against an external symbol, the + final relocation will just do the right thing. */ + start = stop = addr; + } + else + { + if (off & 0x800) + off -= 0x1000; + stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2); + + /* The addend will be against the section symbol, thus + for adjusting the addend, the relevant start is the + start of the section. + N.B. If we want to abandon in-place changes here and + test directly using symbol + addend, we have to take into + account that the addend has already been adjusted by -4. */ + if (stop > addr && stop < toaddr) + irel->r_addend -= count; + } + break; + + case R_SH_DIR8WPZ: + off = insn & 0xff; + stop = start + 4 + off * 2; + break; + + case R_SH_DIR8WPL: + off = insn & 0xff; + stop = (start & ~(bfd_vma) 3) + 4 + off * 4; + break; + + case R_SH_SWITCH8: + case R_SH_SWITCH16: + case R_SH_SWITCH32: + /* These relocs types represent + .word L2-L1 + The r_addend field holds the difference between the reloc + address and L1. That is the start of the reloc, and + adding in the contents gives us the top. We must adjust + both the r_offset field and the section contents. + N.B. in gas / coff bfd, the elf bfd r_addend is called r_offset, + and the elf bfd r_offset is called r_vaddr. */ + + stop = irel->r_offset; + start = (bfd_vma) ((bfd_signed_vma) stop - (long) irel->r_addend); + + if (start > addr + && start < toaddr + && (stop <= addr || stop >= toaddr)) + irel->r_addend += count; + else if (stop > addr + && stop < toaddr + && (start <= addr || start >= toaddr)) + irel->r_addend -= count; + + if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_SWITCH16) + voff = bfd_get_signed_16 (abfd, contents + nraddr); + else if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_SWITCH8) + voff = bfd_get_8 (abfd, contents + nraddr); + else + voff = bfd_get_signed_32 (abfd, contents + nraddr); + stop = (bfd_vma) ((bfd_signed_vma) start + voff); + + break; + + case R_SH_USES: + start = irel->r_offset; + stop = (bfd_vma) ((bfd_signed_vma) start + + (long) irel->r_addend + + 4); + break; + } + + if (start > addr + && start < toaddr + && (stop <= addr || stop >= toaddr)) + adjust = count; + else if (stop > addr + && stop < toaddr + && (start <= addr || start >= toaddr)) + adjust = - count; + else + adjust = 0; + + if (adjust != 0) + { + oinsn = insn; + overflow = FALSE; + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + { + default: + abort (); + break; + + case R_SH_DIR8WPN: + case R_SH_DIR8WPZ: + insn += adjust / 2; + if ((oinsn & 0xff00) != (insn & 0xff00)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr); + break; + + case R_SH_IND12W: + insn += adjust / 2; + if ((oinsn & 0xf000) != (insn & 0xf000)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr); + break; + + case R_SH_DIR8WPL: + BFD_ASSERT (adjust == count || count >= 4); + if (count >= 4) + insn += adjust / 4; + else + { + if ((irel->r_offset & 3) == 0) + ++insn; + } + if ((oinsn & 0xff00) != (insn & 0xff00)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr); + break; + + case R_SH_SWITCH8: + voff += adjust; + if (voff < 0 || voff >= 0xff) + overflow = TRUE; + bfd_put_8 (abfd, voff, contents + nraddr); + break; + + case R_SH_SWITCH16: + voff += adjust; + if (voff < - 0x8000 || voff >= 0x8000) + overflow = TRUE; + bfd_put_signed_16 (abfd, (bfd_vma) voff, contents + nraddr); + break; + + case R_SH_SWITCH32: + voff += adjust; + bfd_put_signed_32 (abfd, (bfd_vma) voff, contents + nraddr); + break; + + case R_SH_USES: + irel->r_addend += adjust; + break; + } + + if (overflow) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: reloc overflow while relaxing"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + } + + irel->r_offset = nraddr; + } + + /* Look through all the other sections. If there contain any IMM32 + relocs against internal symbols which we are not going to adjust + below, we may need to adjust the addends. */ + for (o = abfd->sections; o != NULL; o = o->next) + { + Elf_Internal_Rela *internal_relocs; + Elf_Internal_Rela *irelscan, *irelscanend; + bfd_byte *ocontents; + + if (o == sec + || (o->flags & SEC_RELOC) == 0 + || o->reloc_count == 0) + continue; + + /* We always cache the relocs. Perhaps, if info->keep_memory is + FALSE, we should free them, if we are permitted to, when we + leave sh_coff_relax_section. */ + internal_relocs = (_bfd_elf_link_read_relocs + (abfd, o, NULL, (Elf_Internal_Rela *) NULL, TRUE)); + if (internal_relocs == NULL) + return FALSE; + + ocontents = NULL; + irelscanend = internal_relocs + o->reloc_count; + for (irelscan = internal_relocs; irelscan < irelscanend; irelscan++) + { + /* Dwarf line numbers use R_SH_SWITCH32 relocs. */ + if (ELF32_R_TYPE (irelscan->r_info) == (int) R_SH_SWITCH32) + { + bfd_vma start, stop; + bfd_signed_vma voff; + + if (ocontents == NULL) + { + if (elf_section_data (o)->this_hdr.contents != NULL) + ocontents = elf_section_data (o)->this_hdr.contents; + else + { + /* We always cache the section contents. + Perhaps, if info->keep_memory is FALSE, we + should free them, if we are permitted to, + when we leave sh_coff_relax_section. */ + ocontents = (bfd_byte *) bfd_malloc (o->_raw_size); + if (ocontents == NULL) + return FALSE; + if (! bfd_get_section_contents (abfd, o, ocontents, + (file_ptr) 0, + o->_raw_size)) + return FALSE; + elf_section_data (o)->this_hdr.contents = ocontents; + } + } + + stop = irelscan->r_offset; + start + = (bfd_vma) ((bfd_signed_vma) stop - (long) irelscan->r_addend); + + /* STOP is in a different section, so it won't change. */ + if (start > addr && start < toaddr) + irelscan->r_addend += count; + + voff = bfd_get_signed_32 (abfd, ocontents + irelscan->r_offset); + stop = (bfd_vma) ((bfd_signed_vma) start + voff); + + if (start > addr + && start < toaddr + && (stop <= addr || stop >= toaddr)) + bfd_put_signed_32 (abfd, (bfd_vma) voff + count, + ocontents + irelscan->r_offset); + else if (stop > addr + && stop < toaddr + && (start <= addr || start >= toaddr)) + bfd_put_signed_32 (abfd, (bfd_vma) voff - count, + ocontents + irelscan->r_offset); + } + + if (ELF32_R_TYPE (irelscan->r_info) != (int) R_SH_DIR32) + continue; + + if (ELF32_R_SYM (irelscan->r_info) >= symtab_hdr->sh_info) + continue; + + + isym = isymbuf + ELF32_R_SYM (irelscan->r_info); + if (isym->st_shndx == sec_shndx + && (isym->st_value <= addr + || isym->st_value >= toaddr)) + { + bfd_vma val; + + if (ocontents == NULL) + { + if (elf_section_data (o)->this_hdr.contents != NULL) + ocontents = elf_section_data (o)->this_hdr.contents; + else + { + /* We always cache the section contents. + Perhaps, if info->keep_memory is FALSE, we + should free them, if we are permitted to, + when we leave sh_coff_relax_section. */ + ocontents = (bfd_byte *) bfd_malloc (o->_raw_size); + if (ocontents == NULL) + return FALSE; + if (! bfd_get_section_contents (abfd, o, ocontents, + (file_ptr) 0, + o->_raw_size)) + return FALSE; + elf_section_data (o)->this_hdr.contents = ocontents; + } + } + + val = bfd_get_32 (abfd, ocontents + irelscan->r_offset); + val += isym->st_value; + if (val > addr && val < toaddr) + bfd_put_32 (abfd, val - count, + ocontents + irelscan->r_offset); + } + } + } + + /* Adjust the local symbols defined in this section. */ + isymend = isymbuf + symtab_hdr->sh_info; + for (isym = isymbuf; isym < isymend; isym++) + { + if (isym->st_shndx == sec_shndx + && isym->st_value > addr + && isym->st_value < toaddr) + isym->st_value -= count; + } + + /* Now adjust the global symbols defined in this section. */ + symcount = (symtab_hdr->sh_size / sizeof (Elf32_External_Sym) + - symtab_hdr->sh_info); + sym_hashes = elf_sym_hashes (abfd); + end_hashes = sym_hashes + symcount; + for (; sym_hashes < end_hashes; sym_hashes++) + { + struct elf_link_hash_entry *sym_hash = *sym_hashes; + if ((sym_hash->root.type == bfd_link_hash_defined + || sym_hash->root.type == bfd_link_hash_defweak) + && sym_hash->root.u.def.section == sec + && sym_hash->root.u.def.value > addr + && sym_hash->root.u.def.value < toaddr) + { + sym_hash->root.u.def.value -= count; + } + } + + /* See if we can move the ALIGN reloc forward. We have adjusted + r_offset for it already. */ + if (irelalign != NULL) + { + bfd_vma alignto, alignaddr; + + alignto = BFD_ALIGN (toaddr, 1 << irelalign->r_addend); + alignaddr = BFD_ALIGN (irelalign->r_offset, + 1 << irelalign->r_addend); + if (alignto != alignaddr) + { + /* Tail recursion. */ + return sh_elf_relax_delete_bytes (abfd, sec, alignaddr, + (int) (alignto - alignaddr)); + } + } + + return TRUE; +} + +/* Look for loads and stores which we can align to four byte + boundaries. This is like sh_align_loads in coff-sh.c. */ + +static bfd_boolean +sh_elf_align_loads (bfd *abfd ATTRIBUTE_UNUSED, asection *sec, + Elf_Internal_Rela *internal_relocs, + bfd_byte *contents ATTRIBUTE_UNUSED, + bfd_boolean *pswapped) +{ + Elf_Internal_Rela *irel, *irelend; + bfd_vma *labels = NULL; + bfd_vma *label, *label_end; + bfd_size_type amt; + + *pswapped = FALSE; + + irelend = internal_relocs + sec->reloc_count; + + /* Get all the addresses with labels on them. */ + amt = sec->reloc_count; + amt *= sizeof (bfd_vma); + labels = (bfd_vma *) bfd_malloc (amt); + if (labels == NULL) + goto error_return; + label_end = labels; + for (irel = internal_relocs; irel < irelend; irel++) + { + if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_LABEL) + { + *label_end = irel->r_offset; + ++label_end; + } + } + + /* Note that the assembler currently always outputs relocs in + address order. If that ever changes, this code will need to sort + the label values and the relocs. */ + + label = labels; + + for (irel = internal_relocs; irel < irelend; irel++) + { + bfd_vma start, stop; + + if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE) + continue; + + start = irel->r_offset; + + for (irel++; irel < irelend; irel++) + if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_DATA) + break; + if (irel < irelend) + stop = irel->r_offset; + else + stop = sec->_cooked_size; + + if (! _bfd_sh_align_load_span (abfd, sec, contents, sh_elf_swap_insns, + internal_relocs, &label, + label_end, start, stop, pswapped)) + goto error_return; + } + + free (labels); + + return TRUE; + + error_return: + if (labels != NULL) + free (labels); + return FALSE; +} + +/* Swap two SH instructions. This is like sh_swap_insns in coff-sh.c. */ + +static bfd_boolean +sh_elf_swap_insns (bfd *abfd, asection *sec, void *relocs, + bfd_byte *contents, bfd_vma addr) +{ + Elf_Internal_Rela *internal_relocs = (Elf_Internal_Rela *) relocs; + unsigned short i1, i2; + Elf_Internal_Rela *irel, *irelend; + + /* Swap the instructions themselves. */ + i1 = bfd_get_16 (abfd, contents + addr); + i2 = bfd_get_16 (abfd, contents + addr + 2); + bfd_put_16 (abfd, (bfd_vma) i2, contents + addr); + bfd_put_16 (abfd, (bfd_vma) i1, contents + addr + 2); + + /* Adjust all reloc addresses. */ + irelend = internal_relocs + sec->reloc_count; + for (irel = internal_relocs; irel < irelend; irel++) + { + enum elf_sh_reloc_type type; + int add; + + /* There are a few special types of relocs that we don't want to + adjust. These relocs do not apply to the instruction itself, + but are only associated with the address. */ + type = (enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info); + if (type == R_SH_ALIGN + || type == R_SH_CODE + || type == R_SH_DATA + || type == R_SH_LABEL) + continue; + + /* If an R_SH_USES reloc points to one of the addresses being + swapped, we must adjust it. It would be incorrect to do this + for a jump, though, since we want to execute both + instructions after the jump. (We have avoided swapping + around a label, so the jump will not wind up executing an + instruction it shouldn't). */ + if (type == R_SH_USES) + { + bfd_vma off; + + off = irel->r_offset + 4 + irel->r_addend; + if (off == addr) + irel->r_offset += 2; + else if (off == addr + 2) + irel->r_offset -= 2; + } + + if (irel->r_offset == addr) + { + irel->r_offset += 2; + add = -2; + } + else if (irel->r_offset == addr + 2) + { + irel->r_offset -= 2; + add = 2; + } + else + add = 0; + + if (add != 0) + { + bfd_byte *loc; + unsigned short insn, oinsn; + bfd_boolean overflow; + + loc = contents + irel->r_offset; + overflow = FALSE; + switch (type) + { + default: + break; + + case R_SH_DIR8WPN: + case R_SH_DIR8WPZ: + insn = bfd_get_16 (abfd, loc); + oinsn = insn; + insn += add / 2; + if ((oinsn & 0xff00) != (insn & 0xff00)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, loc); + break; + + case R_SH_IND12W: + insn = bfd_get_16 (abfd, loc); + oinsn = insn; + insn += add / 2; + if ((oinsn & 0xf000) != (insn & 0xf000)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, loc); + break; + + case R_SH_DIR8WPL: + /* This reloc ignores the least significant 3 bits of + the program counter before adding in the offset. + This means that if ADDR is at an even address, the + swap will not affect the offset. If ADDR is an at an + odd address, then the instruction will be crossing a + four byte boundary, and must be adjusted. */ + if ((addr & 3) != 0) + { + insn = bfd_get_16 (abfd, loc); + oinsn = insn; + insn += add / 2; + if ((oinsn & 0xff00) != (insn & 0xff00)) + overflow = TRUE; + bfd_put_16 (abfd, (bfd_vma) insn, loc); + } + + break; + } + + if (overflow) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: reloc overflow while relaxing"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + } + } + + return TRUE; +} + +#ifdef INCLUDE_SHMEDIA + +/* The size in bytes of an entry in the procedure linkage table. */ + +#define PLT_ENTRY_SIZE 64 + +/* First entry in an absolute procedure linkage table look like this. */ + +static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x10, /* movi .got.plt >> 16, r17 */ + 0xc8, 0x00, 0x01, 0x10, /* shori .got.plt & 65535, r17 */ + 0x89, 0x10, 0x09, 0x90, /* ld.l r17, 8, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x89, 0x10, 0x05, 0x10, /* ld.l r17, 4, r17 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ +}; + +static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] = +{ + 0x10, 0x01, 0x00, 0xcc, /* movi .got.plt >> 16, r17 */ + 0x10, 0x01, 0x00, 0xc8, /* shori .got.plt & 65535, r17 */ + 0x90, 0x09, 0x10, 0x89, /* ld.l r17, 8, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0x10, 0x05, 0x10, 0x89, /* ld.l r17, 4, r17 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ +}; + +/* Sebsequent entries in an absolute procedure linkage table look like + this. */ + +static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x90, /* movi nameN-in-GOT >> 16, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori nameN-in-GOT & 65535, r25 */ + 0x89, 0x90, 0x01, 0x90, /* ld.l r25, 0, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0xcc, 0x00, 0x01, 0x90, /* movi .PLT0 >> 16, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori .PLT0 & 65535, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ + 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ +}; + +static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x90, 0x01, 0x00, 0xcc, /* movi nameN-in-GOT >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN-in-GOT & 65535, r25 */ + 0x90, 0x01, 0x90, 0x89, /* ld.l r25, 0, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0x90, 0x01, 0x00, 0xcc, /* movi .PLT0 >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori .PLT0 & 65535, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ + 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ +}; + +/* Entries in a PIC procedure linkage table look like this. */ + +static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xcc, 0x00, 0x01, 0x90, /* movi nameN@GOT >> 16, r25 */ + 0xc8, 0x00, 0x01, 0x90, /* shori nameN@GOT & 65535, r25 */ + 0x40, 0xc2, 0x65, 0x90, /* ldx.l r12, r25, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0x6f, 0xf0, 0xff, 0xf0, /* nop */ + 0xce, 0x00, 0x01, 0x10, /* movi -GOT_BIAS, r17 */ + 0x00, 0xc8, 0x45, 0x10, /* add.l r12, r17, r17 */ + 0x89, 0x10, 0x09, 0x90, /* ld.l r17, 8, r25 */ + 0x6b, 0xf1, 0x66, 0x00, /* ptabs r25, tr0 */ + 0x89, 0x10, 0x05, 0x10, /* ld.l r17, 4, r17 */ + 0xcc, 0x00, 0x01, 0x50, /* movi reloc-offset >> 16, r21 */ + 0xc8, 0x00, 0x01, 0x50, /* shori reloc-offset & 65535, r21 */ + 0x44, 0x01, 0xff, 0xf0, /* blink tr0, r63 */ +}; + +static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x90, 0x01, 0x00, 0xcc, /* movi nameN@GOT >> 16, r25 */ + 0x90, 0x01, 0x00, 0xc8, /* shori nameN@GOT & 65535, r25 */ + 0x90, 0x65, 0xc2, 0x40, /* ldx.l r12, r25, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0xf0, 0xff, 0xf0, 0x6f, /* nop */ + 0x10, 0x01, 0x00, 0xce, /* movi -GOT_BIAS, r17 */ + 0x10, 0x45, 0xc8, 0x00, /* add.l r12, r17, r17 */ + 0x90, 0x09, 0x10, 0x89, /* ld.l r17, 8, r25 */ + 0x00, 0x66, 0xf1, 0x6b, /* ptabs r25, tr0 */ + 0x10, 0x05, 0x10, 0x89, /* ld.l r17, 4, r17 */ + 0x50, 0x01, 0x00, 0xcc, /* movi reloc-offset >> 16, r21 */ + 0x50, 0x01, 0x00, 0xc8, /* shori reloc-offset & 65535, r21 */ + 0xf0, 0xff, 0x01, 0x44, /* blink tr0, r63 */ +}; + +static const bfd_byte *elf_sh_plt0_entry; +static const bfd_byte *elf_sh_plt_entry; +static const bfd_byte *elf_sh_pic_plt_entry; + +/* Return size of a PLT entry. */ +#define elf_sh_sizeof_plt(info) PLT_ENTRY_SIZE + +/* Return offset of the PLT0 address in an absolute PLT entry. */ +#define elf_sh_plt_plt0_offset(info) 32 + +/* Return offset of the linker in PLT0 entry. */ +#define elf_sh_plt0_gotplt_offset(info) 0 + +/* Return offset of the trampoline in PLT entry */ +#define elf_sh_plt_temp_offset(info) 33 /* Add one because it's SHmedia. */ + +/* Return offset of the symbol in PLT entry. */ +#define elf_sh_plt_symbol_offset(info) 0 + +/* Return offset of the relocation in PLT entry. */ +#define elf_sh_plt_reloc_offset(info) (info->shared ? 52 : 44) + +inline static void +movi_shori_putval (bfd *output_bfd, unsigned long value, char *addr) +{ + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr) + | ((value >> 6) & 0x3fffc00), + addr); + bfd_put_32 (output_bfd, + bfd_get_32 (output_bfd, addr + 4) + | ((value << 10) & 0x3fffc00), + addr + 4); +} + +#else +/* The size in bytes of an entry in the procedure linkage table. */ + +#define PLT_ENTRY_SIZE 28 + +/* First entry in an absolute procedure linkage table look like this. */ + +#if 1 +/* Note - this code has been "optimised" not to use r2. r2 is used by + GCC to return the address of large structures, so it should not be + corrupted here. This does mean however, that this PLT does not conform + to the SH PIC ABI. That spec says that r0 contains the type of the PLT + and r2 contains the GOT id. This version stores the GOT id in r0 and + ignores the type. Loaders can easily detect this difference however, + since the type will always be 0 or 8, and the GOT ids will always be + greater than or equal to 12. */ +static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x05, /* mov.l 2f,r0 */ + 0x60, 0x02, /* mov.l @r0,r0 */ + 0x2f, 0x06, /* mov.l r0,@-r15 */ + 0xd0, 0x03, /* mov.l 1f,r0 */ + 0x60, 0x02, /* mov.l @r0,r0 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x60, 0xf6, /* mov.l @r15+,r0 */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */ + 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */ +}; + +static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] = +{ + 0x05, 0xd0, /* mov.l 2f,r0 */ + 0x02, 0x60, /* mov.l @r0,r0 */ + 0x06, 0x2f, /* mov.l r0,@-r15 */ + 0x03, 0xd0, /* mov.l 1f,r0 */ + 0x02, 0x60, /* mov.l @r0,r0 */ + 0x2b, 0x40, /* jmp @r0 */ + 0xf6, 0x60, /* mov.l @r15+,r0 */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */ + 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */ +}; + +/* Sebsequent entries in an absolute procedure linkage table look like + this. */ + +static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x04, /* mov.l 1f,r0 */ + 0x60, 0x02, /* mov.l @r0,r0 */ + 0xd1, 0x02, /* mov.l 0f,r1 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x60, 0x13, /* mov r1,r0 */ + 0xd1, 0x03, /* mov.l 2f,r1 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */ +}; + +static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x04, 0xd0, /* mov.l 1f,r0 */ + 0x02, 0x60, /* mov.l @r0,r0 */ + 0x02, 0xd1, /* mov.l 0f,r1 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x13, 0x60, /* mov r1,r0 */ + 0x03, 0xd1, /* mov.l 2f,r1 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */ +}; + +/* Entries in a PIC procedure linkage table look like this. */ + +static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x04, /* mov.l 1f,r0 */ + 0x00, 0xce, /* mov.l @(r0,r12),r0 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x00, 0x09, /* nop */ + 0x50, 0xc2, /* mov.l @(8,r12),r0 */ + 0xd1, 0x03, /* mov.l 2f,r1 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x50, 0xc1, /* mov.l @(4,r12),r0 */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */ +}; + +static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x04, 0xd0, /* mov.l 1f,r0 */ + 0xce, 0x00, /* mov.l @(r0,r12),r0 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x09, 0x00, /* nop */ + 0xc2, 0x50, /* mov.l @(8,r12),r0 */ + 0x03, 0xd1, /* mov.l 2f,r1 */ + 0x2b, 0x40, /* jmp @r0 */ + 0xc1, 0x50, /* mov.l @(4,r12),r0 */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */ +}; + +#else /* These are the old style PLT entries. */ +static const bfd_byte elf_sh_plt0_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x04, /* mov.l 1f,r0 */ + 0xd2, 0x05, /* mov.l 2f,r2 */ + 0x60, 0x02, /* mov.l @r0,r0 */ + 0x62, 0x22, /* mov.l @r2,r2 */ + 0x40, 0x2b, /* jmp @r0 */ + 0xe0, 0x00, /* mov #0,r0 */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */ + 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */ +}; + +static const bfd_byte elf_sh_plt0_entry_le[PLT_ENTRY_SIZE] = +{ + 0x04, 0xd0, /* mov.l 1f,r0 */ + 0x05, 0xd2, /* mov.l 2f,r2 */ + 0x02, 0x60, /* mov.l @r0,r0 */ + 0x22, 0x62, /* mov.l @r2,r2 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x00, 0xe0, /* mov #0,r0 */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of .got.plt + 8. */ + 0, 0, 0, 0, /* 2: replaced with address of .got.plt + 4. */ +}; + +/* Sebsequent entries in an absolute procedure linkage table look like + this. */ + +static const bfd_byte elf_sh_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x04, /* mov.l 1f,r0 */ + 0x60, 0x02, /* mov.l @r0,r0 */ + 0xd2, 0x02, /* mov.l 0f,r2 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x60, 0x23, /* mov r2,r0 */ + 0xd1, 0x03, /* mov.l 2f,r1 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 0: replaced with address of .PLT0. */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */ +}; + +static const bfd_byte elf_sh_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x04, 0xd0, /* mov.l 1f,r0 */ + 0x02, 0x60, /* mov.l @r0,r0 */ + 0x02, 0xd2, /* mov.l 0f,r2 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x23, 0x60, /* mov r2,r0 */ + 0x03, 0xd1, /* mov.l 2f,r1 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 0: replaced with address of .PLT. */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0, /* 2: replaced with offset into relocation table. */ +}; + +/* Entries in a PIC procedure linkage table look like this. */ + +static const bfd_byte elf_sh_pic_plt_entry_be[PLT_ENTRY_SIZE] = +{ + 0xd0, 0x04, /* mov.l 1f,r0 */ + 0x00, 0xce, /* mov.l @(r0,r12),r0 */ + 0x40, 0x2b, /* jmp @r0 */ + 0x00, 0x09, /* nop */ + 0x50, 0xc2, /* 0: mov.l @(8,r12),r0 */ + 0x52, 0xc1, /* 1: mov.l @(4,r12),r2 */ + 0xd1, 0x02, /* mov.l 2f,r1 */ + 0x40, 0x2b, /* jmp @r0 */ + 0xe0, 0x00, /* mov #0,r0 ! shows the type of PLT. */ + 0x00, 0x09, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */ +}; + +static const bfd_byte elf_sh_pic_plt_entry_le[PLT_ENTRY_SIZE] = +{ + 0x04, 0xd0, /* mov.l 1f,r0 */ + 0xce, 0x00, /* mov.l @(r0,r12),r0 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x09, 0x00, /* nop */ + 0xc2, 0x50, /* 0: mov.l @(8,r12),r0 */ + 0xc1, 0x52, /* 1: mov.l @(4,r12),r2 */ + 0x02, 0xd1, /* mov.l 2f,r1 */ + 0x2b, 0x40, /* jmp @r0 */ + 0x00, 0xe0, /* mov #0,r0 ! shows the type of PLT. */ + 0x09, 0x00, /* nop */ + 0, 0, 0, 0, /* 1: replaced with address of this symbol in .got. */ + 0, 0, 0, 0 /* 2: replaced with offset into relocation table. */ +}; +#endif /* old style PLT entries. */ + +static const bfd_byte *elf_sh_plt0_entry; +static const bfd_byte *elf_sh_plt_entry; +static const bfd_byte *elf_sh_pic_plt_entry; + +/* Return size of a PLT entry. */ +#define elf_sh_sizeof_plt(info) PLT_ENTRY_SIZE + +/* Return offset of the PLT0 address in an absolute PLT entry. */ +#define elf_sh_plt_plt0_offset(info) 16 + +/* Return offset of the linker in PLT0 entry. */ +#define elf_sh_plt0_linker_offset(info) 20 + +/* Return offset of the GOT id in PLT0 entry. */ +#define elf_sh_plt0_gotid_offset(info) 24 + +/* Return offset of the temporary in PLT entry */ +#define elf_sh_plt_temp_offset(info) 8 + +/* Return offset of the symbol in PLT entry. */ +#define elf_sh_plt_symbol_offset(info) 20 + +/* Return offset of the relocation in PLT entry. */ +#define elf_sh_plt_reloc_offset(info) 24 +#endif + +/* The sh linker needs to keep track of the number of relocs that it + decides to copy as dynamic relocs in check_relocs for each symbol. + This is so that it can later discard them if they are found to be + unnecessary. We store the information in a field extending the + regular ELF linker hash table. */ + +struct elf_sh_dyn_relocs +{ + struct elf_sh_dyn_relocs *next; + + /* The input section of the reloc. */ + asection *sec; + + /* Total number of relocs copied for the input section. */ + bfd_size_type count; + + /* Number of pc-relative relocs copied for the input section. */ + bfd_size_type pc_count; +}; + +/* sh ELF linker hash entry. */ + +struct elf_sh_link_hash_entry +{ + struct elf_link_hash_entry root; + +#ifdef INCLUDE_SHMEDIA + union + { + bfd_signed_vma refcount; + bfd_vma offset; + } datalabel_got; +#endif + + /* Track dynamic relocs copied for this symbol. */ + struct elf_sh_dyn_relocs *dyn_relocs; + + bfd_signed_vma gotplt_refcount; + + enum { + GOT_UNKNOWN = 0, GOT_NORMAL, GOT_TLS_GD, GOT_TLS_IE + } tls_type; +}; + +#define sh_elf_hash_entry(ent) ((struct elf_sh_link_hash_entry *)(ent)) + +struct sh_elf_obj_tdata +{ + struct elf_obj_tdata root; + + /* tls_type for each local got entry. */ + char *local_got_tls_type; +}; + +#define sh_elf_tdata(abfd) \ + ((struct sh_elf_obj_tdata *) (abfd)->tdata.any) + +#define sh_elf_local_got_tls_type(abfd) \ + (sh_elf_tdata (abfd)->local_got_tls_type) + +/* Override the generic function because we need to store sh_elf_obj_tdata + as the specific tdata. */ + +static bfd_boolean +sh_elf_mkobject (bfd *abfd) +{ + bfd_size_type amt = sizeof (struct sh_elf_obj_tdata); + abfd->tdata.any = bfd_zalloc (abfd, amt); + if (abfd->tdata.any == NULL) + return FALSE; + return TRUE; +} + +/* sh ELF linker hash table. */ + +struct elf_sh_link_hash_table +{ + struct elf_link_hash_table root; + + /* Short-cuts to get to dynamic linker sections. */ + asection *sgot; + asection *sgotplt; + asection *srelgot; + asection *splt; + asection *srelplt; + asection *sdynbss; + asection *srelbss; + + /* Small local sym to section mapping cache. */ + struct sym_sec_cache sym_sec; + + /* A counter or offset to track a TLS got entry. */ + union + { + bfd_signed_vma refcount; + bfd_vma offset; + } tls_ldm_got; +}; + +/* Traverse an sh ELF linker hash table. */ + +#define sh_elf_link_hash_traverse(table, func, info) \ + (elf_link_hash_traverse \ + (&(table)->root, \ + (bfd_boolean (*) (struct elf_link_hash_entry *, void *)) (func), \ + (info))) + +/* Get the sh ELF linker hash table from a link_info structure. */ + +#define sh_elf_hash_table(p) \ + ((struct elf_sh_link_hash_table *) ((p)->hash)) + +/* Create an entry in an sh ELF linker hash table. */ + +static struct bfd_hash_entry * +sh_elf_link_hash_newfunc (struct bfd_hash_entry *entry, + struct bfd_hash_table *table, + const char *string) +{ + struct elf_sh_link_hash_entry *ret = + (struct elf_sh_link_hash_entry *) entry; + + /* Allocate the structure if it has not already been allocated by a + subclass. */ + if (ret == (struct elf_sh_link_hash_entry *) NULL) + ret = ((struct elf_sh_link_hash_entry *) + bfd_hash_allocate (table, + sizeof (struct elf_sh_link_hash_entry))); + if (ret == (struct elf_sh_link_hash_entry *) NULL) + return (struct bfd_hash_entry *) ret; + + /* Call the allocation method of the superclass. */ + ret = ((struct elf_sh_link_hash_entry *) + _bfd_elf_link_hash_newfunc ((struct bfd_hash_entry *) ret, + table, string)); + if (ret != (struct elf_sh_link_hash_entry *) NULL) + { + ret->dyn_relocs = NULL; + ret->gotplt_refcount = 0; +#ifdef INCLUDE_SHMEDIA + ret->datalabel_got.refcount = ret->root.got.refcount; +#endif + ret->tls_type = GOT_UNKNOWN; + } + + return (struct bfd_hash_entry *) ret; +} + +/* Create an sh ELF linker hash table. */ + +static struct bfd_link_hash_table * +sh_elf_link_hash_table_create (bfd *abfd) +{ + struct elf_sh_link_hash_table *ret; + bfd_size_type amt = sizeof (struct elf_sh_link_hash_table); + + ret = (struct elf_sh_link_hash_table *) bfd_malloc (amt); + if (ret == (struct elf_sh_link_hash_table *) NULL) + return NULL; + + if (! _bfd_elf_link_hash_table_init (&ret->root, abfd, + sh_elf_link_hash_newfunc)) + { + free (ret); + return NULL; + } + + ret->sgot = NULL; + ret->sgotplt = NULL; + ret->srelgot = NULL; + ret->splt = NULL; + ret->srelplt = NULL; + ret->sdynbss = NULL; + ret->srelbss = NULL; + ret->sym_sec.abfd = NULL; + ret->tls_ldm_got.refcount = 0; + + return &ret->root.root; } -/* Given an ELF reloc, fill in the howto field of a relent. */ +/* Create .got, .gotplt, and .rela.got sections in DYNOBJ, and set up + shortcuts to them in our hash table. */ -static void -sh_elf_info_to_howto (abfd, cache_ptr, dst) - bfd *abfd; - arelent *cache_ptr; - Elf_Internal_Rela *dst; +static bfd_boolean +create_got_section (bfd *dynobj, struct bfd_link_info *info) { - unsigned int r; + struct elf_sh_link_hash_table *htab; + + if (! _bfd_elf_create_got_section (dynobj, info)) + return FALSE; + + htab = sh_elf_hash_table (info); + htab->sgot = bfd_get_section_by_name (dynobj, ".got"); + htab->sgotplt = bfd_get_section_by_name (dynobj, ".got.plt"); + if (! htab->sgot || ! htab->sgotplt) + abort (); + + htab->srelgot = bfd_make_section (dynobj, ".rela.got"); + if (htab->srelgot == NULL + || ! bfd_set_section_flags (dynobj, htab->srelgot, + (SEC_ALLOC + | SEC_LOAD + | SEC_HAS_CONTENTS + | SEC_IN_MEMORY + | SEC_LINKER_CREATED + | SEC_READONLY)) + || ! bfd_set_section_alignment (dynobj, htab->srelgot, 2)) + return FALSE; + return TRUE; +} - r = ELF32_R_TYPE (dst->r_info); +/* Create dynamic sections when linking against a dynamic object. */ - BFD_ASSERT (r < (unsigned int) R_SH_max); - BFD_ASSERT (r < FIRST_INVALID_RELOC || r > LAST_INVALID_RELOC); +static bfd_boolean +sh_elf_create_dynamic_sections (bfd *abfd, struct bfd_link_info *info) +{ + struct elf_sh_link_hash_table *htab; + flagword flags, pltflags; + register asection *s; + const struct elf_backend_data *bed = get_elf_backend_data (abfd); + int ptralign = 0; - cache_ptr->howto = &sh_elf_howto_table[r]; + switch (bed->s->arch_size) + { + case 32: + ptralign = 2; + break; + + case 64: + ptralign = 3; + break; + + default: + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + + htab = sh_elf_hash_table (info); + if (htab->root.dynamic_sections_created) + return TRUE; + + /* We need to create .plt, .rel[a].plt, .got, .got.plt, .dynbss, and + .rel[a].bss sections. */ + + flags = (SEC_ALLOC | SEC_LOAD | SEC_HAS_CONTENTS | SEC_IN_MEMORY + | SEC_LINKER_CREATED); + + pltflags = flags; + pltflags |= SEC_CODE; + if (bed->plt_not_loaded) + pltflags &= ~ (SEC_LOAD | SEC_HAS_CONTENTS); + if (bed->plt_readonly) + pltflags |= SEC_READONLY; + + s = bfd_make_section (abfd, ".plt"); + htab->splt = s; + if (s == NULL + || ! bfd_set_section_flags (abfd, s, pltflags) + || ! bfd_set_section_alignment (abfd, s, bed->plt_alignment)) + return FALSE; + + if (bed->want_plt_sym) + { + /* Define the symbol _PROCEDURE_LINKAGE_TABLE_ at the start of the + .plt section. */ + struct elf_link_hash_entry *h; + struct bfd_link_hash_entry *bh = NULL; + + if (! (_bfd_generic_link_add_one_symbol + (info, abfd, "_PROCEDURE_LINKAGE_TABLE_", BSF_GLOBAL, s, + (bfd_vma) 0, (const char *) NULL, FALSE, + get_elf_backend_data (abfd)->collect, &bh))) + return FALSE; + + h = (struct elf_link_hash_entry *) bh; + h->elf_link_hash_flags |= ELF_LINK_HASH_DEF_REGULAR; + h->type = STT_OBJECT; + + if (info->shared + && ! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } + + s = bfd_make_section (abfd, + bed->default_use_rela_p ? ".rela.plt" : ".rel.plt"); + htab->srelplt = s; + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return FALSE; + + if (htab->sgot == NULL + && !create_got_section (abfd, info)) + return FALSE; + + { + const char *secname; + char *relname; + flagword secflags; + asection *sec; + + for (sec = abfd->sections; sec; sec = sec->next) + { + secflags = bfd_get_section_flags (abfd, sec); + if ((secflags & (SEC_DATA | SEC_LINKER_CREATED)) + || ((secflags & SEC_HAS_CONTENTS) != SEC_HAS_CONTENTS)) + continue; + secname = bfd_get_section_name (abfd, sec); + relname = (char *) bfd_malloc ((bfd_size_type) strlen (secname) + 6); + strcpy (relname, ".rela"); + strcat (relname, secname); + if (bfd_get_section_by_name (abfd, secname)) + continue; + s = bfd_make_section (abfd, relname); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return FALSE; + } + } + + if (bed->want_dynbss) + { + /* The .dynbss section is a place to put symbols which are defined + by dynamic objects, are referenced by regular objects, and are + not functions. We must allocate space for them in the process + image and use a R_*_COPY reloc to tell the dynamic linker to + initialize them at run time. The linker script puts the .dynbss + section into the .bss section of the final image. */ + s = bfd_make_section (abfd, ".dynbss"); + htab->sdynbss = s; + if (s == NULL + || ! bfd_set_section_flags (abfd, s, SEC_ALLOC)) + return FALSE; + + /* The .rel[a].bss section holds copy relocs. This section is not + normally needed. We need to create it here, though, so that the + linker will map it to an output section. We can't just create it + only if we need it, because we will not know whether we need it + until we have seen all the input files, and the first time the + main linker code calls BFD after examining all the input files + (size_dynamic_sections) the input sections have already been + mapped to the output sections. If the section turns out not to + be needed, we can discard it later. We will never need this + section when generating a shared object, since they do not use + copy relocs. */ + if (! info->shared) + { + s = bfd_make_section (abfd, + (bed->default_use_rela_p + ? ".rela.bss" : ".rel.bss")); + htab->srelbss = s; + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return FALSE; + } + } + + return TRUE; } -/* This function handles relaxing for SH ELF. See the corresponding - function in coff-sh.c for a description of what this does. FIXME: - There is a lot of duplication here between this code and the COFF - specific code. The format of relocs and symbols is wound deeply - into this code, but it would still be better if the duplication - could be eliminated somehow. Note in particular that although both - functions use symbols like R_SH_CODE, those symbols have different - values; in coff-sh.c they come from include/coff/sh.h, whereas here - they come from enum sh_reloc_type in this file. */ - -static boolean -sh_elf_relax_section (abfd, sec, link_info, again) - bfd *abfd; - asection *sec; - struct bfd_link_info *link_info; - boolean *again; +/* Adjust a symbol defined by a dynamic object and referenced by a + regular object. The current definition is in some section of the + dynamic object, but we're not including those sections. We have to + change the definition to something the rest of the link can + understand. */ + +static bfd_boolean +sh_elf_adjust_dynamic_symbol (struct bfd_link_info *info, + struct elf_link_hash_entry *h) +{ + struct elf_sh_link_hash_table *htab; + struct elf_sh_link_hash_entry *eh; + struct elf_sh_dyn_relocs *p; + asection *s; + unsigned int power_of_two; + + htab = sh_elf_hash_table (info); + + /* Make sure we know what is going on here. */ + BFD_ASSERT (htab->root.dynobj != NULL + && ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) + || h->weakdef != NULL + || ((h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_DYNAMIC) != 0 + && (h->elf_link_hash_flags + & ELF_LINK_HASH_REF_REGULAR) != 0 + && (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0))); + + /* If this is a function, put it in the procedure linkage table. We + will fill in the contents of the procedure linkage table later, + when we know the address of the .got section. */ + if (h->type == STT_FUNC + || (h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0) + { + if (h->plt.refcount <= 0 + || SYMBOL_CALLS_LOCAL (info, h) + || (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT + && h->root.type == bfd_link_hash_undefweak)) + { + /* This case can occur if we saw a PLT reloc in an input + file, but the symbol was never referred to by a dynamic + object. In such a case, we don't actually need to build + a procedure linkage table, and we can just do a REL32 + reloc instead. */ + h->plt.offset = (bfd_vma) -1; + h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT; + } + + return TRUE; + } + else + h->plt.offset = (bfd_vma) -1; + + /* If this is a weak symbol, and there is a real definition, the + processor independent code will have arranged for us to see the + real definition first, and we can just use the same value. */ + if (h->weakdef != NULL) + { + BFD_ASSERT (h->weakdef->root.type == bfd_link_hash_defined + || h->weakdef->root.type == bfd_link_hash_defweak); + h->root.u.def.section = h->weakdef->root.u.def.section; + h->root.u.def.value = h->weakdef->root.u.def.value; + if (info->nocopyreloc) + h->elf_link_hash_flags + = ((h->elf_link_hash_flags & ~ELF_LINK_NON_GOT_REF) + | (h->weakdef->elf_link_hash_flags & ELF_LINK_NON_GOT_REF)); + return TRUE; + } + + /* This is a reference to a symbol defined by a dynamic object which + is not a function. */ + + /* If we are creating a shared library, we must presume that the + only references to the symbol are via the global offset table. + For such cases we need not do anything here; the relocations will + be handled correctly by relocate_section. */ + if (info->shared) + return TRUE; + + /* If there are no references to this symbol that do not use the + GOT, we don't need to generate a copy reloc. */ + if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0) + return TRUE; + + /* If -z nocopyreloc was given, we won't generate them either. */ + if (info->nocopyreloc) + { + h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF; + return TRUE; + } + + eh = (struct elf_sh_link_hash_entry *) h; + for (p = eh->dyn_relocs; p != NULL; p = p->next) + { + s = p->sec->output_section; + if (s != NULL && (s->flags & (SEC_READONLY | SEC_HAS_CONTENTS)) != 0) + break; + } + + /* If we didn't find any dynamic relocs in sections which needs the + copy reloc, then we'll be keeping the dynamic relocs and avoiding + the copy reloc. */ + if (p == NULL) + { + h->elf_link_hash_flags &= ~ELF_LINK_NON_GOT_REF; + return TRUE; + } + + /* We must allocate the symbol in our .dynbss section, which will + become part of the .bss section of the executable. There will be + an entry for this symbol in the .dynsym section. The dynamic + object will contain position independent code, so all references + from the dynamic object to this symbol will go through the global + offset table. The dynamic linker will use the .dynsym entry to + determine the address it must put in the global offset table, so + both the dynamic object and the regular object will refer to the + same memory location for the variable. */ + + s = htab->sdynbss; + BFD_ASSERT (s != NULL); + + /* We must generate a R_SH_COPY reloc to tell the dynamic linker to + copy the initial value out of the dynamic object and into the + runtime process image. We need to remember the offset into the + .rela.bss section we are going to use. */ + if ((h->root.u.def.section->flags & SEC_ALLOC) != 0) + { + asection *srel; + + srel = htab->srelbss; + BFD_ASSERT (srel != NULL); + srel->_raw_size += sizeof (Elf32_External_Rela); + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY; + } + + /* We need to figure out the alignment required for this symbol. I + have no idea how ELF linkers handle this. */ + power_of_two = bfd_log2 (h->size); + if (power_of_two > 3) + power_of_two = 3; + + /* Apply the required alignment. */ + s->_raw_size = BFD_ALIGN (s->_raw_size, (bfd_size_type) (1 << power_of_two)); + if (power_of_two > bfd_get_section_alignment (htab->root.dynobj, s)) + { + if (! bfd_set_section_alignment (htab->root.dynobj, s, power_of_two)) + return FALSE; + } + + /* Define the symbol as being at this point in the section. */ + h->root.u.def.section = s; + h->root.u.def.value = s->_raw_size; + + /* Increment the section size to make room for the symbol. */ + s->_raw_size += h->size; + + return TRUE; +} + +/* Allocate space in .plt, .got and associated reloc sections for + dynamic relocs. */ + +static bfd_boolean +allocate_dynrelocs (struct elf_link_hash_entry *h, void *inf) +{ + struct bfd_link_info *info; + struct elf_sh_link_hash_table *htab; + struct elf_sh_link_hash_entry *eh; + struct elf_sh_dyn_relocs *p; + + if (h->root.type == bfd_link_hash_indirect) + return TRUE; + + if (h->root.type == bfd_link_hash_warning) + /* When warning symbols are created, they **replace** the "real" + entry in the hash table, thus we never get to see the real + symbol in a hash traversal. So look at it now. */ + h = (struct elf_link_hash_entry *) h->root.u.i.link; + + info = (struct bfd_link_info *) inf; + htab = sh_elf_hash_table (info); + + eh = (struct elf_sh_link_hash_entry *) h; + if ((h->got.refcount > 0 + || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL)) + && eh->gotplt_refcount > 0) + { + /* The symbol has been forced local, or we have some direct got refs, + so treat all the gotplt refs as got refs. */ + h->got.refcount += eh->gotplt_refcount; + if (h->plt.refcount >= eh->gotplt_refcount) + h->plt.refcount -= eh->gotplt_refcount; + } + + if (htab->root.dynamic_sections_created + && h->plt.refcount > 0 + && (ELF_ST_VISIBILITY (h->other) == STV_DEFAULT + || h->root.type != bfd_link_hash_undefweak)) + { + /* Make sure this symbol is output as a dynamic symbol. + Undefined weak syms won't yet be marked as dynamic. */ + if (h->dynindx == -1 + && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } + + if (info->shared + || WILL_CALL_FINISH_DYNAMIC_SYMBOL (1, 0, h)) + { + asection *s = htab->splt; + + /* If this is the first .plt entry, make room for the special + first entry. */ + if (s->_raw_size == 0) + s->_raw_size += PLT_ENTRY_SIZE; + + h->plt.offset = s->_raw_size; + + /* If this symbol is not defined in a regular file, and we are + not generating a shared library, then set the symbol to this + location in the .plt. This is required to make function + pointers compare as equal between the normal executable and + the shared library. */ + if (! info->shared + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) + { + h->root.u.def.section = s; + h->root.u.def.value = h->plt.offset; + } + + /* Make room for this entry. */ + s->_raw_size += PLT_ENTRY_SIZE; + + /* We also need to make an entry in the .got.plt section, which + will be placed in the .got section by the linker script. */ + htab->sgotplt->_raw_size += 4; + + /* We also need to make an entry in the .rel.plt section. */ + htab->srelplt->_raw_size += sizeof (Elf32_External_Rela); + } + else + { + h->plt.offset = (bfd_vma) -1; + h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT; + } + } + else + { + h->plt.offset = (bfd_vma) -1; + h->elf_link_hash_flags &= ~ELF_LINK_HASH_NEEDS_PLT; + } + + if (h->got.refcount > 0) + { + asection *s; + bfd_boolean dyn; + int tls_type = sh_elf_hash_entry (h)->tls_type; + + /* Make sure this symbol is output as a dynamic symbol. + Undefined weak syms won't yet be marked as dynamic. */ + if (h->dynindx == -1 + && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } + + s = htab->sgot; + h->got.offset = s->_raw_size; + s->_raw_size += 4; + /* R_SH_TLS_GD needs 2 consecutive GOT slots. */ + if (tls_type == GOT_TLS_GD) + s->_raw_size += 4; + dyn = htab->root.dynamic_sections_created; + /* R_SH_TLS_IE_32 needs one dynamic relocation if dynamic, + R_SH_TLS_GD needs one if local symbol and two if global. */ + if ((tls_type == GOT_TLS_GD && h->dynindx == -1) + || (tls_type == GOT_TLS_IE && dyn)) + htab->srelgot->_raw_size += sizeof (Elf32_External_Rela); + else if (tls_type == GOT_TLS_GD) + htab->srelgot->_raw_size += 2 * sizeof (Elf32_External_Rela); + else if ((ELF_ST_VISIBILITY (h->other) == STV_DEFAULT + || h->root.type != bfd_link_hash_undefweak) + && (info->shared + || WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, 0, h))) + htab->srelgot->_raw_size += sizeof (Elf32_External_Rela); + } + else + h->got.offset = (bfd_vma) -1; + +#ifdef INCLUDE_SHMEDIA + if (eh->datalabel_got.refcount > 0) + { + asection *s; + bfd_boolean dyn; + + /* Make sure this symbol is output as a dynamic symbol. + Undefined weak syms won't yet be marked as dynamic. */ + if (h->dynindx == -1 + && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } + + s = htab->sgot; + eh->datalabel_got.offset = s->_raw_size; + s->_raw_size += 4; + dyn = htab->root.dynamic_sections_created; + if (WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h)) + htab->srelgot->_raw_size += sizeof (Elf32_External_Rela); + } + else + eh->datalabel_got.offset = (bfd_vma) -1; +#endif + + if (eh->dyn_relocs == NULL) + return TRUE; + + /* In the shared -Bsymbolic case, discard space allocated for + dynamic pc-relative relocs against symbols which turn out to be + defined in regular objects. For the normal shared case, discard + space for pc-relative relocs that have become local due to symbol + visibility changes. */ + + if (info->shared) + { + if (SYMBOL_CALLS_LOCAL (info, h)) + { + struct elf_sh_dyn_relocs **pp; + + for (pp = &eh->dyn_relocs; (p = *pp) != NULL; ) + { + p->count -= p->pc_count; + p->pc_count = 0; + if (p->count == 0) + *pp = p->next; + else + pp = &p->next; + } + } + + /* Also discard relocs on undefined weak syms with non-default + visibility. */ + if (ELF_ST_VISIBILITY (h->other) != STV_DEFAULT + && h->root.type == bfd_link_hash_undefweak) + eh->dyn_relocs = NULL; + } + else + { + /* For the non-shared case, discard space for relocs against + symbols which turn out to need copy relocs or are not + dynamic. */ + + if ((h->elf_link_hash_flags & ELF_LINK_NON_GOT_REF) == 0 + && (((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0 + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) + || (htab->root.dynamic_sections_created + && (h->root.type == bfd_link_hash_undefweak + || h->root.type == bfd_link_hash_undefined)))) + { + /* Make sure this symbol is output as a dynamic symbol. + Undefined weak syms won't yet be marked as dynamic. */ + if (h->dynindx == -1 + && (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) + { + if (! bfd_elf_link_record_dynamic_symbol (info, h)) + return FALSE; + } + + /* If that succeeded, we know we'll be keeping all the + relocs. */ + if (h->dynindx != -1) + goto keep; + } + + eh->dyn_relocs = NULL; + + keep: ; + } + + /* Finally, allocate space. */ + for (p = eh->dyn_relocs; p != NULL; p = p->next) + { + asection *sreloc = elf_section_data (p->sec)->sreloc; + sreloc->_raw_size += p->count * sizeof (Elf32_External_Rela); + } + + return TRUE; +} + +/* Find any dynamic relocs that apply to read-only sections. */ + +static bfd_boolean +readonly_dynrelocs (struct elf_link_hash_entry *h, void *inf) +{ + struct elf_sh_link_hash_entry *eh; + struct elf_sh_dyn_relocs *p; + + if (h->root.type == bfd_link_hash_warning) + h = (struct elf_link_hash_entry *) h->root.u.i.link; + + eh = (struct elf_sh_link_hash_entry *) h; + for (p = eh->dyn_relocs; p != NULL; p = p->next) + { + asection *s = p->sec->output_section; + + if (s != NULL && (s->flags & SEC_READONLY) != 0) + { + struct bfd_link_info *info = (struct bfd_link_info *) inf; + + info->flags |= DF_TEXTREL; + + /* Not an error, just cut short the traversal. */ + return FALSE; + } + } + return TRUE; +} + +/* Set the sizes of the dynamic sections. */ + +static bfd_boolean +sh_elf_size_dynamic_sections (bfd *output_bfd ATTRIBUTE_UNUSED, + struct bfd_link_info *info) +{ + struct elf_sh_link_hash_table *htab; + bfd *dynobj; + asection *s; + bfd_boolean relocs; + bfd *ibfd; + + htab = sh_elf_hash_table (info); + dynobj = htab->root.dynobj; + BFD_ASSERT (dynobj != NULL); + + if (htab->root.dynamic_sections_created) + { + /* Set the contents of the .interp section to the interpreter. */ + if (info->executable) + { + s = bfd_get_section_by_name (dynobj, ".interp"); + BFD_ASSERT (s != NULL); + s->_raw_size = sizeof ELF_DYNAMIC_INTERPRETER; + s->contents = (unsigned char *) ELF_DYNAMIC_INTERPRETER; + } + } + + /* Set up .got offsets for local syms, and space for local dynamic + relocs. */ + for (ibfd = info->input_bfds; ibfd != NULL; ibfd = ibfd->link_next) + { + bfd_signed_vma *local_got; + bfd_signed_vma *end_local_got; + char *local_tls_type; + bfd_size_type locsymcount; + Elf_Internal_Shdr *symtab_hdr; + asection *srel; + + if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour) + continue; + + for (s = ibfd->sections; s != NULL; s = s->next) + { + struct elf_sh_dyn_relocs *p; + + for (p = ((struct elf_sh_dyn_relocs *) + elf_section_data (s)->local_dynrel); + p != NULL; + p = p->next) + { + if (! bfd_is_abs_section (p->sec) + && bfd_is_abs_section (p->sec->output_section)) + { + /* Input section has been discarded, either because + it is a copy of a linkonce section or due to + linker script /DISCARD/, so we'll be discarding + the relocs too. */ + } + else if (p->count != 0) + { + srel = elf_section_data (p->sec)->sreloc; + srel->_raw_size += p->count * sizeof (Elf32_External_Rela); + if ((p->sec->output_section->flags & SEC_READONLY) != 0) + info->flags |= DF_TEXTREL; + } + } + } + + local_got = elf_local_got_refcounts (ibfd); + if (!local_got) + continue; + + symtab_hdr = &elf_tdata (ibfd)->symtab_hdr; + locsymcount = symtab_hdr->sh_info; +#ifdef INCLUDE_SHMEDIA + /* Count datalabel local GOT. */ + locsymcount *= 2; +#endif + end_local_got = local_got + locsymcount; + local_tls_type = sh_elf_local_got_tls_type (ibfd); + s = htab->sgot; + srel = htab->srelgot; + for (; local_got < end_local_got; ++local_got) + { + if (*local_got > 0) + { + *local_got = s->_raw_size; + s->_raw_size += 4; + if (*local_tls_type == GOT_TLS_GD) + s->_raw_size += 4; + if (info->shared) + srel->_raw_size += sizeof (Elf32_External_Rela); + } + else + *local_got = (bfd_vma) -1; + ++local_tls_type; + } + } + + if (htab->tls_ldm_got.refcount > 0) + { + /* Allocate 2 got entries and 1 dynamic reloc for R_SH_TLS_LD_32 + relocs. */ + htab->tls_ldm_got.offset = htab->sgot->_raw_size; + htab->sgot->_raw_size += 8; + htab->srelgot->_raw_size += sizeof (Elf32_External_Rela); + } + else + htab->tls_ldm_got.offset = -1; + + /* Allocate global sym .plt and .got entries, and space for global + sym dynamic relocs. */ + elf_link_hash_traverse (&htab->root, allocate_dynrelocs, info); + + /* We now have determined the sizes of the various dynamic sections. + Allocate memory for them. */ + relocs = FALSE; + for (s = dynobj->sections; s != NULL; s = s->next) + { + if ((s->flags & SEC_LINKER_CREATED) == 0) + continue; + + if (s == htab->splt + || s == htab->sgot + || s == htab->sgotplt) + { + /* Strip this section if we don't need it; see the + comment below. */ + } + else if (strncmp (bfd_get_section_name (dynobj, s), ".rela", 5) == 0) + { + if (s->_raw_size != 0 && s != htab->srelplt) + relocs = TRUE; + + /* We use the reloc_count field as a counter if we need + to copy relocs into the output file. */ + s->reloc_count = 0; + } + else + { + /* It's not one of our sections, so don't allocate space. */ + continue; + } + + if (s->_raw_size == 0) + { + /* If we don't need this section, strip it from the + output file. This is mostly to handle .rela.bss and + .rela.plt. We must create both sections in + create_dynamic_sections, because they must be created + before the linker maps input sections to output + sections. The linker does that before + adjust_dynamic_symbol is called, and it is that + function which decides whether anything needs to go + into these sections. */ + + _bfd_strip_section_from_output (info, s); + continue; + } + + /* Allocate memory for the section contents. We use bfd_zalloc + here in case unused entries are not reclaimed before the + section's contents are written out. This should not happen, + but this way if it does, we get a R_SH_NONE reloc instead + of garbage. */ + s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->_raw_size); + if (s->contents == NULL) + return FALSE; + } + + if (htab->root.dynamic_sections_created) + { + /* Add some entries to the .dynamic section. We fill in the + values later, in sh_elf_finish_dynamic_sections, but we + must add the entries now so that we get the correct size for + the .dynamic section. The DT_DEBUG entry is filled in by the + dynamic linker and used by the debugger. */ +#define add_dynamic_entry(TAG, VAL) \ + _bfd_elf_add_dynamic_entry (info, TAG, VAL) + + if (info->executable) + { + if (! add_dynamic_entry (DT_DEBUG, 0)) + return FALSE; + } + + if (htab->splt->_raw_size != 0) + { + if (! add_dynamic_entry (DT_PLTGOT, 0) + || ! add_dynamic_entry (DT_PLTRELSZ, 0) + || ! add_dynamic_entry (DT_PLTREL, DT_RELA) + || ! add_dynamic_entry (DT_JMPREL, 0)) + return FALSE; + } + + if (relocs) + { + if (! add_dynamic_entry (DT_RELA, 0) + || ! add_dynamic_entry (DT_RELASZ, 0) + || ! add_dynamic_entry (DT_RELAENT, + sizeof (Elf32_External_Rela))) + return FALSE; + + /* If any dynamic relocs apply to a read-only section, + then we need a DT_TEXTREL entry. */ + if ((info->flags & DF_TEXTREL) == 0) + elf_link_hash_traverse (&htab->root, readonly_dynrelocs, info); + + if ((info->flags & DF_TEXTREL) != 0) + { + if (! add_dynamic_entry (DT_TEXTREL, 0)) + return FALSE; + } + } + } +#undef add_dynamic_entry + + return TRUE; +} + +/* Relocate an SH ELF section. */ + +static bfd_boolean +sh_elf_relocate_section (bfd *output_bfd, struct bfd_link_info *info, + bfd *input_bfd, asection *input_section, + bfd_byte *contents, Elf_Internal_Rela *relocs, + Elf_Internal_Sym *local_syms, + asection **local_sections) { + struct elf_sh_link_hash_table *htab; Elf_Internal_Shdr *symtab_hdr; - Elf_Internal_Rela *internal_relocs; - Elf_Internal_Rela *free_relocs = NULL; - boolean have_code; - Elf_Internal_Rela *irel, *irelend; - bfd_byte *contents = NULL; - bfd_byte *free_contents = NULL; - Elf32_External_Sym *extsyms = NULL; - Elf32_External_Sym *free_extsyms = NULL; + struct elf_link_hash_entry **sym_hashes; + Elf_Internal_Rela *rel, *relend; + bfd *dynobj; + bfd_vma *local_got_offsets; + asection *sgot; + asection *sgotplt; + asection *splt; + asection *sreloc; + asection *srelgot; + + htab = sh_elf_hash_table (info); + symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (input_bfd); + dynobj = htab->root.dynobj; + local_got_offsets = elf_local_got_offsets (input_bfd); + + sgot = htab->sgot; + sgotplt = htab->sgotplt; + splt = htab->splt; + sreloc = NULL; + srelgot = NULL; + + rel = relocs; + relend = relocs + input_section->reloc_count; + for (; rel < relend; rel++) + { + int r_type; + reloc_howto_type *howto; + unsigned long r_symndx; + Elf_Internal_Sym *sym; + asection *sec; + struct elf_link_hash_entry *h; + bfd_vma relocation; + bfd_vma addend = (bfd_vma) 0; + bfd_reloc_status_type r; + int seen_stt_datalabel = 0; + bfd_vma off; + int tls_type; - *again = false; + r_symndx = ELF32_R_SYM (rel->r_info); - if (link_info->relocateable - || (sec->flags & SEC_RELOC) == 0 - || sec->reloc_count == 0) - return true; + r_type = ELF32_R_TYPE (rel->r_info); - /* If this is the first time we have been called for this section, - initialize the cooked size. */ - if (sec->_cooked_size == 0) - sec->_cooked_size = sec->_raw_size; + /* Many of the relocs are only used for relaxing, and are + handled entirely by the relaxation code. */ + if (r_type >= (int) R_SH_GNU_VTINHERIT + && r_type <= (int) R_SH_LABEL) + continue; + if (r_type == (int) R_SH_NONE) + continue; - symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + if (r_type < 0 + || r_type >= R_SH_max + || (r_type >= (int) R_SH_FIRST_INVALID_RELOC + && r_type <= (int) R_SH_LAST_INVALID_RELOC) + || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_3 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_3) + || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_4 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_4) + || ( r_type >= (int) R_SH_FIRST_INVALID_RELOC_5 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_5) + || (r_type >= (int) R_SH_FIRST_INVALID_RELOC_2 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_2)) + { + bfd_set_error (bfd_error_bad_value); + return FALSE; + } - internal_relocs = (_bfd_elf32_link_read_relocs - (abfd, sec, (PTR) NULL, (Elf_Internal_Rela *) NULL, - link_info->keep_memory)); - if (internal_relocs == NULL) - goto error_return; - if (! link_info->keep_memory) - free_relocs = internal_relocs; + howto = sh_elf_howto_table + r_type; - have_code = false; + /* For relocs that aren't partial_inplace, we get the addend from + the relocation. */ + if (! howto->partial_inplace) + addend = rel->r_addend; - irelend = internal_relocs + sec->reloc_count; - for (irel = internal_relocs; irel < irelend; irel++) - { - bfd_vma laddr, paddr, symval; - unsigned short insn; - Elf_Internal_Rela *irelfn, *irelscan, *irelcount; - bfd_signed_vma foff; + h = NULL; + sym = NULL; + sec = NULL; + if (r_symndx < symtab_hdr->sh_info) + { + sym = local_syms + r_symndx; + sec = local_sections[r_symndx]; + relocation = (sec->output_section->vma + + sec->output_offset + + sym->st_value); + /* A local symbol never has STO_SH5_ISA32, so we don't need + datalabel processing here. Make sure this does not change + without notice. */ + if ((sym->st_other & STO_SH5_ISA32) != 0) + ((*info->callbacks->reloc_dangerous) + (info, + _("Unexpected STO_SH5_ISA32 on local symbol is not handled"), + input_bfd, input_section, rel->r_offset)); + if (info->relocatable) + { + /* This is a relocatable link. We don't have to change + anything, unless the reloc is against a section symbol, + in which case we have to adjust according to where the + section symbol winds up in the output section. */ + sym = local_syms + r_symndx; + if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) + { + if (! howto->partial_inplace) + { + /* For relocations with the addend in the + relocation, we need just to update the addend. + All real relocs are of type partial_inplace; this + code is mostly for completeness. */ + rel->r_addend += sec->output_offset + sym->st_value; - if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_CODE) - have_code = true; + continue; + } - if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_USES) - continue; + /* Relocs of type partial_inplace need to pick up the + contents in the contents and add the offset resulting + from the changed location of the section symbol. + Using _bfd_final_link_relocate (e.g. goto + final_link_relocate) here would be wrong, because + relocations marked pc_relative would get the current + location subtracted, and we must only do that at the + final link. */ + r = _bfd_relocate_contents (howto, input_bfd, + sec->output_offset + + sym->st_value, + contents + rel->r_offset); + goto relocation_done; + } - /* Get the section contents. */ - if (contents == NULL) - { - if (elf_section_data (sec)->this_hdr.contents != NULL) - contents = elf_section_data (sec)->this_hdr.contents; - else + continue; + } + else if (! howto->partial_inplace) { - contents = (bfd_byte *) bfd_malloc (sec->_raw_size); - if (contents == NULL) - goto error_return; - free_contents = contents; + relocation = _bfd_elf_rela_local_sym (output_bfd, sym, &sec, rel); + addend = rel->r_addend; + } + else if ((sec->flags & SEC_MERGE) + && ELF_ST_TYPE (sym->st_info) == STT_SECTION) + { + asection *msec; - if (! bfd_get_section_contents (abfd, sec, contents, - (file_ptr) 0, sec->_raw_size)) - goto error_return; + if (howto->rightshift || howto->src_mask != 0xffffffff) + { + (*_bfd_error_handler) + (_("%s(%s+0x%lx): %s relocation against SEC_MERGE section"), + bfd_archive_filename (input_bfd), + bfd_get_section_name (input_bfd, input_section), + (long) rel->r_offset, howto->name); + return FALSE; + } + + addend = bfd_get_32 (input_bfd, contents + rel->r_offset); + msec = sec; + addend = + _bfd_elf_rel_local_sym (output_bfd, sym, &msec, addend) + - relocation; + addend += msec->output_section->vma + msec->output_offset; + bfd_put_32 (input_bfd, addend, contents + rel->r_offset); + addend = 0; } } - - /* The r_addend field of the R_SH_USES reloc will point us to - the register load. The 4 is because the r_addend field is - computed as though it were a jump offset, which are based - from 4 bytes after the jump instruction. */ - laddr = irel->r_offset + 4 + irel->r_addend; - if (laddr >= sec->_raw_size) + else { - (*_bfd_error_handler) ("%s: 0x%lx: warning: bad R_SH_USES offset", - bfd_get_filename (abfd), - (unsigned long) irel->r_offset); - continue; - } - insn = bfd_get_16 (abfd, contents + laddr); + /* FIXME: Ought to make use of the RELOC_FOR_GLOBAL_SYMBOL macro. */ - /* If the instruction is not mov.l NN,rN, we don't know what to - do. */ - if ((insn & 0xf000) != 0xd000) - { - ((*_bfd_error_handler) - ("%s: 0x%lx: warning: R_SH_USES points to unrecognized insn 0x%x", - bfd_get_filename (abfd), (unsigned long) irel->r_offset, insn)); - continue; + /* Section symbol are never (?) placed in the hash table, so + we can just ignore hash relocations when creating a + relocatable object file. */ + if (info->relocatable) + continue; + + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + while (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + { +#ifdef INCLUDE_SHMEDIA + /* If the reference passes a symbol marked with + STT_DATALABEL, then any STO_SH5_ISA32 on the final value + doesn't count. */ + seen_stt_datalabel |= h->type == STT_DATALABEL; +#endif + h = (struct elf_link_hash_entry *) h->root.u.i.link; + } + if (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak) + { + bfd_boolean dyn; + + dyn = htab->root.dynamic_sections_created; + sec = h->root.u.def.section; + /* In these cases, we don't need the relocation value. + We check specially because in some obscure cases + sec->output_section will be NULL. */ + if (r_type == R_SH_GOTPC + || r_type == R_SH_GOTPC_LOW16 + || r_type == R_SH_GOTPC_MEDLOW16 + || r_type == R_SH_GOTPC_MEDHI16 + || r_type == R_SH_GOTPC_HI16 + || ((r_type == R_SH_PLT32 + || r_type == R_SH_PLT_LOW16 + || r_type == R_SH_PLT_MEDLOW16 + || r_type == R_SH_PLT_MEDHI16 + || r_type == R_SH_PLT_HI16) + && h->plt.offset != (bfd_vma) -1) + || ((r_type == R_SH_GOT32 + || r_type == R_SH_GOT_LOW16 + || r_type == R_SH_GOT_MEDLOW16 + || r_type == R_SH_GOT_MEDHI16 + || r_type == R_SH_GOT_HI16) + && WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h) + && (! info->shared + || (! info->symbolic && h->dynindx != -1) + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)) + /* The cases above are those in which relocation is + overwritten in the switch block below. The cases + below are those in which we must defer relocation + to run-time, because we can't resolve absolute + addresses when creating a shared library. */ + || (info->shared + && ((! info->symbolic && h->dynindx != -1) + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0) + && ((r_type == R_SH_DIR32 + && (h->elf_link_hash_flags + & ELF_LINK_FORCED_LOCAL) == 0) + || r_type == R_SH_REL32) + && ((input_section->flags & SEC_ALLOC) != 0 + /* DWARF will emit R_SH_DIR32 relocations in its + sections against symbols defined externally + in shared libraries. We can't do anything + with them here. */ + || ((input_section->flags & SEC_DEBUGGING) != 0 + && (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_DYNAMIC) != 0))) + /* Dynamic relocs are not propagated for SEC_DEBUGGING + sections because such sections are not SEC_ALLOC and + thus ld.so will not process them. */ + || (sec->output_section == NULL + && ((input_section->flags & SEC_DEBUGGING) != 0 + && (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_DYNAMIC) != 0)) + || (sec->output_section == NULL + && (sh_elf_hash_entry (h)->tls_type == GOT_TLS_IE + || sh_elf_hash_entry (h)->tls_type == GOT_TLS_GD))) + relocation = 0; + else if (sec->output_section == NULL) + { + (*_bfd_error_handler) + (_("%s: unresolvable relocation against symbol `%s' from %s section"), + bfd_archive_filename (input_bfd), h->root.root.string, + bfd_get_section_name (input_bfd, input_section)); + return FALSE; + } + else + relocation = ((h->root.u.def.value + + sec->output_section->vma + + sec->output_offset) + /* A STO_SH5_ISA32 causes a "bitor 1" to the + symbol value, unless we've seen + STT_DATALABEL on the way to it. */ + | ((h->other & STO_SH5_ISA32) != 0 + && ! seen_stt_datalabel)); + } + else if (h->root.type == bfd_link_hash_undefweak) + relocation = 0; + else if (info->unresolved_syms_in_objects == RM_IGNORE + && ELF_ST_VISIBILITY (h->other) == STV_DEFAULT) + relocation = 0; + else + { + if (! info->callbacks->undefined_symbol + (info, h->root.root.string, input_bfd, + input_section, rel->r_offset, + (info->unresolved_syms_in_objects == RM_GENERATE_ERROR + || ELF_ST_VISIBILITY (h->other)))) + return FALSE; + relocation = 0; + } } - /* Get the address from which the register is being loaded. The - displacement in the mov.l instruction is quadrupled. It is a - displacement from four bytes after the movl instruction, but, - before adding in the PC address, two least significant bits - of the PC are cleared. We assume that the section is aligned - on a four byte boundary. */ - paddr = insn & 0xff; - paddr *= 4; - paddr += (laddr + 4) &~ 3; - if (paddr >= sec->_raw_size) + switch ((int) r_type) { - ((*_bfd_error_handler) - ("%s: 0x%lx: warning: bad R_SH_USES load offset", - bfd_get_filename (abfd), (unsigned long) irel->r_offset)); - continue; - } + final_link_relocate: + /* COFF relocs don't use the addend. The addend is used for + R_SH_DIR32 to be compatible with other compilers. */ + r = _bfd_final_link_relocate (howto, input_bfd, input_section, + contents, rel->r_offset, + relocation, addend); + break; - /* Get the reloc for the address from which the register is - being loaded. This reloc will tell us which function is - actually being called. */ - for (irelfn = internal_relocs; irelfn < irelend; irelfn++) - if (irelfn->r_offset == paddr - && ELF32_R_TYPE (irelfn->r_info) == (int) R_SH_DIR32) + case R_SH_IND12W: + goto final_link_relocate; + + case R_SH_DIR8WPN: + case R_SH_DIR8WPZ: + case R_SH_DIR8WPL: + /* If the reloc is against the start of this section, then + the assembler has already taken care of it and the reloc + is here only to assist in relaxing. If the reloc is not + against the start of this section, then it's against an + external symbol and we must deal with it ourselves. */ + if (input_section->output_section->vma + input_section->output_offset + != relocation) + { + int disp = (relocation + - input_section->output_section->vma + - input_section->output_offset + - rel->r_offset); + int mask = 0; + switch (r_type) + { + case R_SH_DIR8WPN: + case R_SH_DIR8WPZ: mask = 1; break; + case R_SH_DIR8WPL: mask = 3; break; + default: mask = 0; break; + } + if (disp & mask) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: unaligned branch target for relax-support relocation"), + bfd_archive_filename (input_section->owner), + (unsigned long) rel->r_offset)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + relocation -= 4; + goto final_link_relocate; + } + r = bfd_reloc_ok; break; - if (irelfn >= irelend) - { - ((*_bfd_error_handler) - ("%s: 0x%lx: warning: could not find expected reloc", - bfd_get_filename (abfd), (unsigned long) paddr)); - continue; - } - /* Read the local symbols. */ - if (extsyms == NULL) - { - if (symtab_hdr->contents != NULL) - extsyms = (Elf32_External_Sym *) symtab_hdr->contents; - else + default: +#ifdef INCLUDE_SHMEDIA + if (shmedia_prepare_reloc (info, input_bfd, input_section, + contents, rel, &relocation)) + goto final_link_relocate; +#endif + bfd_set_error (bfd_error_bad_value); + return FALSE; + + case R_SH_DIR16: + case R_SH_DIR8: + case R_SH_DIR8U: + case R_SH_DIR8S: + case R_SH_DIR4U: + goto final_link_relocate; + + case R_SH_DIR8UL: + case R_SH_DIR4UL: + if (relocation & 3) { - extsyms = ((Elf32_External_Sym *) - bfd_malloc (symtab_hdr->sh_info - * sizeof (Elf32_External_Sym))); - if (extsyms == NULL) - goto error_return; - free_extsyms = extsyms; - if (bfd_seek (abfd, symtab_hdr->sh_offset, SEEK_SET) != 0 - || (bfd_read (extsyms, sizeof (Elf32_External_Sym), - symtab_hdr->sh_info, abfd) - != (symtab_hdr->sh_info * sizeof (Elf32_External_Sym)))) - goto error_return; + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: unaligned %s relocation 0x%lx"), + bfd_archive_filename (input_section->owner), + (unsigned long) rel->r_offset, howto->name, + (unsigned long)relocation)); + bfd_set_error (bfd_error_bad_value); + return FALSE; } - } + goto final_link_relocate; - /* Get the value of the symbol referred to by the reloc. */ - if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info) - { - Elf_Internal_Sym isym; + case R_SH_DIR8UW: + case R_SH_DIR8SW: + case R_SH_DIR4UW: + if (relocation & 1) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: unaligned %s relocation 0x%lx"), + bfd_archive_filename (input_section->owner), + (unsigned long) rel->r_offset, howto->name, + (unsigned long)relocation)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + goto final_link_relocate; - /* A local symbol. */ - bfd_elf32_swap_symbol_in (abfd, - extsyms + ELF32_R_SYM (irelfn->r_info), - &isym); + case R_SH_PSHA: + if ((signed int)relocation < -32 + || (signed int)relocation > 32) + { + ((*_bfd_error_handler) + (_("%s: 0x%lx: fatal: R_SH_PSHA relocation %d not in range -32..32"), + bfd_archive_filename (input_section->owner), + (unsigned long) rel->r_offset, + (unsigned long)relocation)); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + goto final_link_relocate; - if (isym.st_shndx != _bfd_elf_section_from_bfd_section (abfd, sec)) + case R_SH_PSHL: + if ((signed int)relocation < -16 + || (signed int)relocation > 16) { ((*_bfd_error_handler) - ("%s: 0x%lx: warning: symbol in unexpected section", - bfd_get_filename (abfd), (unsigned long) paddr)); - continue; + (_("%s: 0x%lx: fatal: R_SH_PSHL relocation %d not in range -32..32"), + bfd_archive_filename (input_section->owner), + (unsigned long) rel->r_offset, + (unsigned long)relocation)); + bfd_set_error (bfd_error_bad_value); + return FALSE; } + goto final_link_relocate; - symval = (isym.st_value - + sec->output_section->vma - + sec->output_offset); - } - else - { - unsigned long indx; - struct elf_link_hash_entry *h; + case R_SH_DIR32: + case R_SH_REL32: +#ifdef INCLUDE_SHMEDIA + case R_SH_IMM_LOW16_PCREL: + case R_SH_IMM_MEDLOW16_PCREL: + case R_SH_IMM_MEDHI16_PCREL: + case R_SH_IMM_HI16_PCREL: +#endif + if (info->shared + && (h == NULL + || ELF_ST_VISIBILITY (h->other) == STV_DEFAULT + || h->root.type != bfd_link_hash_undefweak) + && r_symndx != 0 + && (input_section->flags & SEC_ALLOC) != 0 + && (r_type == R_SH_DIR32 + || !SYMBOL_CALLS_LOCAL (info, h))) + { + Elf_Internal_Rela outrel; + bfd_byte *loc; + bfd_boolean skip, relocate; - indx = ELF32_R_SYM (irelfn->r_info) - symtab_hdr->sh_info; - h = elf_sym_hashes (abfd)[indx]; - BFD_ASSERT (h != NULL); - if (h->root.type != bfd_link_hash_defined - && h->root.type != bfd_link_hash_defweak) + /* When generating a shared object, these relocations + are copied into the output file to be resolved at run + time. */ + + if (sreloc == NULL) + { + const char *name; + + name = (bfd_elf_string_from_elf_section + (input_bfd, + elf_elfheader (input_bfd)->e_shstrndx, + elf_section_data (input_section)->rel_hdr.sh_name)); + if (name == NULL) + return FALSE; + + BFD_ASSERT (strncmp (name, ".rela", 5) == 0 + && strcmp (bfd_get_section_name (input_bfd, + input_section), + name + 5) == 0); + + sreloc = bfd_get_section_by_name (dynobj, name); + BFD_ASSERT (sreloc != NULL); + } + + skip = FALSE; + relocate = FALSE; + + outrel.r_offset = + _bfd_elf_section_offset (output_bfd, info, input_section, + rel->r_offset); + if (outrel.r_offset == (bfd_vma) -1) + skip = TRUE; + else if (outrel.r_offset == (bfd_vma) -2) + skip = TRUE, relocate = TRUE; + outrel.r_offset += (input_section->output_section->vma + + input_section->output_offset); + + if (skip) + memset (&outrel, 0, sizeof outrel); + else if (r_type == R_SH_REL32) + { + BFD_ASSERT (h != NULL && h->dynindx != -1); + outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_REL32); + outrel.r_addend + = bfd_get_32 (input_bfd, contents + rel->r_offset); + } +#ifdef INCLUDE_SHMEDIA + else if (r_type == R_SH_IMM_LOW16_PCREL + || r_type == R_SH_IMM_MEDLOW16_PCREL + || r_type == R_SH_IMM_MEDHI16_PCREL + || r_type == R_SH_IMM_HI16_PCREL) + { + BFD_ASSERT (h != NULL && h->dynindx != -1); + outrel.r_info = ELF32_R_INFO (h->dynindx, r_type); + outrel.r_addend = addend; + } +#endif + else + { + /* h->dynindx may be -1 if this symbol was marked to + become local. */ + if (h == NULL + || ((info->symbolic || h->dynindx == -1) + && (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) != 0)) + { + relocate = TRUE; + outrel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE); + outrel.r_addend + = relocation + bfd_get_32 (input_bfd, + contents + rel->r_offset); + } + else + { + BFD_ASSERT (h->dynindx != -1); + outrel.r_info = ELF32_R_INFO (h->dynindx, R_SH_DIR32); + outrel.r_addend + = relocation + bfd_get_32 (input_bfd, + contents + rel->r_offset); + } + } + + loc = sreloc->contents; + loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); + + /* If this reloc is against an external symbol, we do + not want to fiddle with the addend. Otherwise, we + need to include the symbol value so that it becomes + an addend for the dynamic reloc. */ + if (! relocate) + continue; + } + goto final_link_relocate; + + case R_SH_GOTPLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: +#endif + /* Relocation is to the entry for this symbol in the + procedure linkage table. */ + + if (h == NULL + || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) + || ! info->shared + || info->symbolic + || h->dynindx == -1 + || h->plt.offset == (bfd_vma) -1 + || h->got.offset != (bfd_vma) -1) + goto force_got; + + /* Relocation is to the entry for this symbol in the global + offset table extension for the procedure linkage table. */ + + BFD_ASSERT (sgotplt != NULL); + relocation = (sgotplt->output_offset + + ((h->plt.offset / elf_sh_sizeof_plt (info) + - 1 + 3) * 4)); + +#ifdef GOT_BIAS + relocation -= GOT_BIAS; +#endif + + goto final_link_relocate; + + force_got: + case R_SH_GOT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: +#endif + /* Relocation is to the entry for this symbol in the global + offset table. */ + + BFD_ASSERT (sgot != NULL); + + if (h != NULL) { - /* This appears to be a reference to an undefined - symbol. Just ignore it--it will be caught by the - regular reloc processing. */ - continue; + bfd_boolean dyn; + + off = h->got.offset; +#ifdef INCLUDE_SHMEDIA + if (seen_stt_datalabel) + { + struct elf_sh_link_hash_entry *hsh; + + hsh = (struct elf_sh_link_hash_entry *)h; + off = hsh->datalabel_got.offset; + } +#endif + BFD_ASSERT (off != (bfd_vma) -1); + + dyn = htab->root.dynamic_sections_created; + if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info->shared, h) + || (info->shared + && SYMBOL_REFERENCES_LOCAL (info, h)) + || (ELF_ST_VISIBILITY (h->other) + && h->root.type == bfd_link_hash_undefweak)) + { + /* This is actually a static link, or it is a + -Bsymbolic link and the symbol is defined + locally, or the symbol was forced to be local + because of a version file. We must initialize + this entry in the global offset table. Since the + offset must always be a multiple of 4, we use the + least significant bit to record whether we have + initialized it already. + + When doing a dynamic link, we create a .rela.got + relocation entry to initialize the value. This + is done in the finish_dynamic_symbol routine. */ + if ((off & 1) != 0) + off &= ~1; + else + { + bfd_put_32 (output_bfd, relocation, + sgot->contents + off); +#ifdef INCLUDE_SHMEDIA + if (seen_stt_datalabel) + { + struct elf_sh_link_hash_entry *hsh; + + hsh = (struct elf_sh_link_hash_entry *)h; + hsh->datalabel_got.offset |= 1; + } + else +#endif + h->got.offset |= 1; + } + } + + relocation = sgot->output_offset + off; } + else + { +#ifdef INCLUDE_SHMEDIA + if (rel->r_addend) + { + BFD_ASSERT (local_got_offsets != NULL + && (local_got_offsets[symtab_hdr->sh_info + + r_symndx] + != (bfd_vma) -1)); - symval = (h->root.u.def.value - + h->root.u.def.section->output_section->vma - + h->root.u.def.section->output_offset); - } + off = local_got_offsets[symtab_hdr->sh_info + + r_symndx]; + } + else + { +#endif + BFD_ASSERT (local_got_offsets != NULL + && local_got_offsets[r_symndx] != (bfd_vma) -1); - symval += bfd_get_32 (abfd, contents + paddr); + off = local_got_offsets[r_symndx]; +#ifdef INCLUDE_SHMEDIA + } +#endif - /* See if this function call can be shortened. */ - foff = (symval - - (irel->r_offset - + sec->output_section->vma - + sec->output_offset - + 4)); - if (foff < -0x1000 || foff >= 0x1000) - { - /* After all that work, we can't shorten this function call. */ - continue; - } + /* The offset must always be a multiple of 4. We use + the least significant bit to record whether we have + already generated the necessary reloc. */ + if ((off & 1) != 0) + off &= ~1; + else + { + bfd_put_32 (output_bfd, relocation, sgot->contents + off); + + if (info->shared) + { + Elf_Internal_Rela outrel; + bfd_byte *loc; + + if (srelgot == NULL) + { + srelgot = bfd_get_section_by_name (dynobj, + ".rela.got"); + BFD_ASSERT (srelgot != NULL); + } + + outrel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + off); + outrel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE); + outrel.r_addend = relocation; + loc = srelgot->contents; + loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); + } + +#ifdef INCLUDE_SHMEDIA + if (rel->r_addend) + local_got_offsets[symtab_hdr->sh_info + r_symndx] |= 1; + else +#endif + local_got_offsets[r_symndx] |= 1; + } + + relocation = sgot->output_offset + off; + } + +#ifdef GOT_BIAS + relocation -= GOT_BIAS; +#endif + + goto final_link_relocate; + + case R_SH_GOTOFF: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTOFF_LOW16: + case R_SH_GOTOFF_MEDLOW16: + case R_SH_GOTOFF_MEDHI16: + case R_SH_GOTOFF_HI16: +#endif + /* Relocation is relative to the start of the global offset + table. */ + + BFD_ASSERT (sgot != NULL); + + /* Note that sgot->output_offset is not involved in this + calculation. We always want the start of .got. If we + defined _GLOBAL_OFFSET_TABLE in a different way, as is + permitted by the ABI, we might have to change this + calculation. */ + relocation -= sgot->output_section->vma; + +#ifdef GOT_BIAS + relocation -= GOT_BIAS; +#endif + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_GOTPC: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTPC_LOW16: + case R_SH_GOTPC_MEDLOW16: + case R_SH_GOTPC_MEDHI16: + case R_SH_GOTPC_HI16: +#endif + /* Use global offset table as symbol value. */ + + BFD_ASSERT (sgot != NULL); + relocation = sgot->output_section->vma; + +#ifdef GOT_BIAS + relocation += GOT_BIAS; +#endif + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_PLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_PLT_LOW16: + case R_SH_PLT_MEDLOW16: + case R_SH_PLT_MEDHI16: + case R_SH_PLT_HI16: +#endif + /* Relocation is to the entry for this symbol in the + procedure linkage table. */ + + /* Resolve a PLT reloc against a local symbol directly, + without using the procedure linkage table. */ + if (h == NULL) + goto final_link_relocate; + + if (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) + goto final_link_relocate; + + if (h->plt.offset == (bfd_vma) -1) + { + /* We didn't make a PLT entry for this symbol. This + happens when statically linking PIC code, or when + using -Bsymbolic. */ + goto final_link_relocate; + } + + BFD_ASSERT (splt != NULL); + relocation = (splt->output_section->vma + + splt->output_offset + + h->plt.offset); + +#ifdef INCLUDE_SHMEDIA + relocation++; +#endif + + addend = rel->r_addend; + + goto final_link_relocate; + + case R_SH_LOOP_START: + { + static bfd_vma start, end; + + start = (relocation + rel->r_addend + - (sec->output_section->vma + sec->output_offset)); + r = sh_elf_reloc_loop (r_type, input_bfd, input_section, contents, + rel->r_offset, sec, start, end); + break; + + case R_SH_LOOP_END: + end = (relocation + rel->r_addend + - (sec->output_section->vma + sec->output_offset)); + r = sh_elf_reloc_loop (r_type, input_bfd, input_section, contents, + rel->r_offset, sec, start, end); + break; + } + + case R_SH_TLS_GD_32: + case R_SH_TLS_IE_32: + r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL); + tls_type = GOT_UNKNOWN; + if (h == NULL && local_got_offsets) + tls_type = sh_elf_local_got_tls_type (input_bfd) [r_symndx]; + else if (h != NULL) + { + tls_type = sh_elf_hash_entry (h)->tls_type; + if (! info->shared + && (h->dynindx == -1 + || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))) + r_type = R_SH_TLS_LE_32; + } + + if (r_type == R_SH_TLS_GD_32 && tls_type == GOT_TLS_IE) + r_type = R_SH_TLS_IE_32; + + if (r_type == R_SH_TLS_LE_32) + { + bfd_vma offset; + unsigned short insn; + + if (ELF32_R_TYPE (rel->r_info) == R_SH_TLS_GD_32) + { + /* GD->LE transition: + mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1; + jsr @r1; add r12,r4; bra 3f; nop; .align 2; + 1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3: + We change it into: + mov.l 1f,r4; stc gbr,r0; add r4,r0; nop; + nop; nop; ... + 1: .long x@TPOFF; 2: .long __tls_get_addr@PLT; 3:. */ + + offset = rel->r_offset; + BFD_ASSERT (offset >= 16); + /* Size of GD instructions is 16 or 18. */ + offset -= 16; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + if ((insn & 0xff00) == 0xc700) + { + BFD_ASSERT (offset >= 2); + offset -= 2; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + } + + BFD_ASSERT ((insn & 0xff00) == 0xd400); + insn = bfd_get_16 (input_bfd, contents + offset + 2); + BFD_ASSERT ((insn & 0xff00) == 0xc700); + insn = bfd_get_16 (input_bfd, contents + offset + 4); + BFD_ASSERT ((insn & 0xff00) == 0xd100); + insn = bfd_get_16 (input_bfd, contents + offset + 6); + BFD_ASSERT (insn == 0x310c); + insn = bfd_get_16 (input_bfd, contents + offset + 8); + BFD_ASSERT (insn == 0x410b); + insn = bfd_get_16 (input_bfd, contents + offset + 10); + BFD_ASSERT (insn == 0x34cc); + + bfd_put_16 (output_bfd, 0x0012, contents + offset + 2); + bfd_put_16 (output_bfd, 0x304c, contents + offset + 4); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 6); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 8); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 10); + } + else + { + int index; + + /* IE->LE transition: + mov.l 1f,r0; stc gbr,rN; mov.l @(r0,r12),rM; + bra 2f; add ...; .align 2; 1: x@GOTTPOFF; 2: + We change it into: + mov.l .Ln,rM; stc gbr,rN; nop; ...; + 1: x@TPOFF; 2:. */ + + offset = rel->r_offset; + BFD_ASSERT (offset >= 16); + /* Size of IE instructions is 10 or 12. */ + offset -= 10; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + if ((insn & 0xf0ff) == 0x0012) + { + BFD_ASSERT (offset >= 2); + offset -= 2; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + } + + BFD_ASSERT ((insn & 0xff00) == 0xd000); + index = insn & 0x00ff; + insn = bfd_get_16 (input_bfd, contents + offset + 2); + BFD_ASSERT ((insn & 0xf0ff) == 0x0012); + insn = bfd_get_16 (input_bfd, contents + offset + 4); + BFD_ASSERT ((insn & 0xf0ff) == 0x00ce); + insn = 0xd000 | (insn & 0x0f00) | index; + bfd_put_16 (output_bfd, insn, contents + offset + 0); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 4); + } + + bfd_put_32 (output_bfd, tpoff (info, relocation), + contents + rel->r_offset); + continue; + } - /* Shorten the function call. */ + sgot = htab->sgot; + if (sgot == NULL) + abort (); - /* For simplicity of coding, we are going to modify the section - contents, the section relocs, and the BFD symbol table. We - must tell the rest of the code not to free up this - information. It would be possible to instead create a table - of changes which have to be made, as is done in coff-mips.c; - that would be more work, but would require less memory when - the linker is run. */ + if (h != NULL) + off = h->got.offset; + else + { + if (local_got_offsets == NULL) + abort (); - elf_section_data (sec)->relocs = internal_relocs; - free_relocs = NULL; + off = local_got_offsets[r_symndx]; + } - elf_section_data (sec)->this_hdr.contents = contents; - free_contents = NULL; + /* Relocate R_SH_TLS_IE_32 directly when statically linking. */ + if (r_type == R_SH_TLS_IE_32 + && ! htab->root.dynamic_sections_created) + { + off &= ~1; + bfd_put_32 (output_bfd, tpoff (info, relocation), + sgot->contents + off); + bfd_put_32 (output_bfd, sgot->output_offset + off, + contents + rel->r_offset); + continue; + } - symtab_hdr->contents = (bfd_byte *) extsyms; - free_extsyms = NULL; + if ((off & 1) != 0) + off &= ~1; + else + { + Elf_Internal_Rela outrel; + bfd_byte *loc; + int dr_type, indx; - /* Replace the jsr with a bsr. */ + if (srelgot == NULL) + { + srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); + BFD_ASSERT (srelgot != NULL); + } - /* Change the R_SH_USES reloc into an R_SH_IND12W reloc, and - replace the jsr with a bsr. */ - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irelfn->r_info), R_SH_IND12W); - if (ELF32_R_SYM (irelfn->r_info) < symtab_hdr->sh_info) - { - /* If this needs to be changed because of future relaxing, - it will be handled here like other internal IND12W - relocs. */ - bfd_put_16 (abfd, - 0xb000 | ((foff >> 1) & 0xfff), - contents + irel->r_offset); - } - else - { - /* We can't fully resolve this yet, because the external - symbol value may be changed by future relaxing. We let - the final link phase handle it. */ - bfd_put_16 (abfd, 0xb000, contents + irel->r_offset); - } + outrel.r_offset = (sgot->output_section->vma + + sgot->output_offset + off); - /* See if there is another R_SH_USES reloc referring to the same - register load. */ - for (irelscan = internal_relocs; irelscan < irelend; irelscan++) - if (ELF32_R_TYPE (irelscan->r_info) == (int) R_SH_USES - && laddr == irelscan->r_offset + 4 + irelscan->r_addend) - break; - if (irelscan < irelend) - { - /* Some other function call depends upon this register load, - and we have not yet converted that function call. - Indeed, we may never be able to convert it. There is - nothing else we can do at this point. */ - continue; - } + if (h == NULL || h->dynindx == -1) + indx = 0; + else + indx = h->dynindx; - /* Look for a R_SH_COUNT reloc on the location where the - function address is stored. Do this before deleting any - bytes, to avoid confusion about the address. */ - for (irelcount = internal_relocs; irelcount < irelend; irelcount++) - if (irelcount->r_offset == paddr - && ELF32_R_TYPE (irelcount->r_info) == (int) R_SH_COUNT) - break; + dr_type = (r_type == R_SH_TLS_GD_32 ? R_SH_TLS_DTPMOD32 : + R_SH_TLS_TPOFF32); + if (dr_type == R_SH_TLS_TPOFF32 && indx == 0) + outrel.r_addend = relocation - dtpoff_base (info); + else + outrel.r_addend = 0; + outrel.r_info = ELF32_R_INFO (indx, dr_type); + loc = srelgot->contents; + loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); - /* Delete the register load. */ - if (! sh_elf_relax_delete_bytes (abfd, sec, laddr, 2)) - goto error_return; + if (r_type == R_SH_TLS_GD_32) + { + if (indx == 0) + { + bfd_put_32 (output_bfd, + relocation - dtpoff_base (info), + sgot->contents + off + 4); + } + else + { + outrel.r_info = ELF32_R_INFO (indx, + R_SH_TLS_DTPOFF32); + outrel.r_offset += 4; + outrel.r_addend = 0; + srelgot->reloc_count++; + loc += sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); + } + } - /* That will change things, so, just in case it permits some - other function call to come within range, we should relax - again. Note that this is not required, and it may be slow. */ - *again = true; + if (h != NULL) + h->got.offset |= 1; + else + local_got_offsets[r_symndx] |= 1; + } - /* Now check whether we got a COUNT reloc. */ - if (irelcount >= irelend) - { - ((*_bfd_error_handler) - ("%s: 0x%lx: warning: could not find expected COUNT reloc", - bfd_get_filename (abfd), (unsigned long) paddr)); - continue; - } + if (off >= (bfd_vma) -2) + abort (); - /* The number of uses is stored in the r_addend field. We've - just deleted one. */ - if (irelcount->r_addend == 0) - { - ((*_bfd_error_handler) ("%s: 0x%lx: warning: bad count", - bfd_get_filename (abfd), - (unsigned long) paddr)); - continue; - } + if (r_type == (int) ELF32_R_TYPE (rel->r_info)) + relocation = sgot->output_offset + off; + else + { + bfd_vma offset; + unsigned short insn; + + /* GD->IE transition: + mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1; + jsr @r1; add r12,r4; bra 3f; nop; .align 2; + 1: .long x$TLSGD; 2: .long __tls_get_addr@PLT; 3: + We change it into: + mov.l 1f,r0; stc gbr,r4; mov.l @(r0,r12),r0; add r4,r0; + nop; nop; bra 3f; nop; .align 2; + 1: .long x@TPOFF; 2:...; 3:. */ + + offset = rel->r_offset; + BFD_ASSERT (offset >= 16); + /* Size of GD instructions is 16 or 18. */ + offset -= 16; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + if ((insn & 0xff00) == 0xc700) + { + BFD_ASSERT (offset >= 2); + offset -= 2; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + } - --irelcount->r_addend; + BFD_ASSERT ((insn & 0xff00) == 0xd400); - /* If there are no more uses, we can delete the address. Reload - the address from irelfn, in case it was changed by the - previous call to sh_elf_relax_delete_bytes. */ - if (irelcount->r_addend == 0) - { - if (! sh_elf_relax_delete_bytes (abfd, sec, irelfn->r_offset, 4)) - goto error_return; - } + /* Replace mov.l 1f,R4 with mov.l 1f,r0. */ + bfd_put_16 (output_bfd, insn & 0xf0ff, contents + offset); - /* We've done all we can with that function call. */ - } + insn = bfd_get_16 (input_bfd, contents + offset + 2); + BFD_ASSERT ((insn & 0xff00) == 0xc700); + insn = bfd_get_16 (input_bfd, contents + offset + 4); + BFD_ASSERT ((insn & 0xff00) == 0xd100); + insn = bfd_get_16 (input_bfd, contents + offset + 6); + BFD_ASSERT (insn == 0x310c); + insn = bfd_get_16 (input_bfd, contents + offset + 8); + BFD_ASSERT (insn == 0x410b); + insn = bfd_get_16 (input_bfd, contents + offset + 10); + BFD_ASSERT (insn == 0x34cc); - /* Look for load and store instructions that we can align on four - byte boundaries. */ - if (have_code) - { - boolean swapped; + bfd_put_16 (output_bfd, 0x0412, contents + offset + 2); + bfd_put_16 (output_bfd, 0x00ce, contents + offset + 4); + bfd_put_16 (output_bfd, 0x304c, contents + offset + 6); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 8); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 10); - /* Get the section contents. */ - if (contents == NULL) - { - if (elf_section_data (sec)->this_hdr.contents != NULL) - contents = elf_section_data (sec)->this_hdr.contents; - else - { - contents = (bfd_byte *) bfd_malloc (sec->_raw_size); - if (contents == NULL) - goto error_return; - free_contents = contents; + bfd_put_32 (output_bfd, sgot->output_offset + off, + contents + rel->r_offset); - if (! bfd_get_section_contents (abfd, sec, contents, - (file_ptr) 0, sec->_raw_size)) - goto error_return; - } - } + continue; + } - if (! sh_elf_align_loads (abfd, sec, internal_relocs, contents, - &swapped)) - goto error_return; + addend = rel->r_addend; - if (swapped) - { - elf_section_data (sec)->relocs = internal_relocs; - free_relocs = NULL; + goto final_link_relocate; - elf_section_data (sec)->this_hdr.contents = contents; - free_contents = NULL; + case R_SH_TLS_LD_32: + if (! info->shared) + { + bfd_vma offset; + unsigned short insn; + + /* LD->LE transition: + mov.l 1f,r4; mova 2f,r0; mov.l 2f,r1; add r0,r1; + jsr @r1; add r12,r4; bra 3f; nop; .align 2; + 1: .long x$TLSLD; 2: .long __tls_get_addr@PLT; 3: + We change it into: + stc gbr,r0; nop; nop; nop; + nop; nop; bra 3f; ...; 3:. */ + + offset = rel->r_offset; + BFD_ASSERT (offset >= 16); + /* Size of LD instructions is 16 or 18. */ + offset -= 16; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + if ((insn & 0xff00) == 0xc700) + { + BFD_ASSERT (offset >= 2); + offset -= 2; + insn = bfd_get_16 (input_bfd, contents + offset + 0); + } - symtab_hdr->contents = (bfd_byte *) extsyms; - free_extsyms = NULL; - } - } + BFD_ASSERT ((insn & 0xff00) == 0xd400); + insn = bfd_get_16 (input_bfd, contents + offset + 2); + BFD_ASSERT ((insn & 0xff00) == 0xc700); + insn = bfd_get_16 (input_bfd, contents + offset + 4); + BFD_ASSERT ((insn & 0xff00) == 0xd100); + insn = bfd_get_16 (input_bfd, contents + offset + 6); + BFD_ASSERT (insn == 0x310c); + insn = bfd_get_16 (input_bfd, contents + offset + 8); + BFD_ASSERT (insn == 0x410b); + insn = bfd_get_16 (input_bfd, contents + offset + 10); + BFD_ASSERT (insn == 0x34cc); + + bfd_put_16 (output_bfd, 0x0012, contents + offset + 0); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 2); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 4); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 6); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 8); + bfd_put_16 (output_bfd, 0x0009, contents + offset + 10); - if (free_relocs != NULL) - { - free (free_relocs); - free_relocs = NULL; - } + continue; + } - if (free_contents != NULL) - { - if (! link_info->keep_memory) - free (free_contents); - else - { - /* Cache the section contents for elf_link_input_bfd. */ - elf_section_data (sec)->this_hdr.contents = contents; - } - free_contents = NULL; - } + sgot = htab->sgot; + if (sgot == NULL) + abort (); - if (free_extsyms != NULL) - { - if (! link_info->keep_memory) - free (free_extsyms); - else - { - /* Cache the symbols for elf_link_input_bfd. */ - symtab_hdr->contents = extsyms; - } - free_extsyms = NULL; - } + off = htab->tls_ldm_got.offset; + if (off & 1) + off &= ~1; + else + { + Elf_Internal_Rela outrel; + bfd_byte *loc; + + srelgot = htab->srelgot; + if (srelgot == NULL) + abort (); + + outrel.r_offset = (sgot->output_section->vma + + sgot->output_offset + off); + outrel.r_addend = 0; + outrel.r_info = ELF32_R_INFO (0, R_SH_TLS_DTPMOD32); + loc = srelgot->contents; + loc += srelgot->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); + htab->tls_ldm_got.offset |= 1; + } - return true; + relocation = sgot->output_offset + off; + addend = rel->r_addend; - error_return: - if (free_relocs != NULL) - free (free_relocs); - if (free_contents != NULL) - free (free_contents); - if (free_extsyms != NULL) - free (free_extsyms); - return false; -} + goto final_link_relocate; -/* Delete some bytes from a section while relaxing. FIXME: There is a - lot of duplication between this function and sh_relax_delete_bytes - in coff-sh.c. */ + case R_SH_TLS_LDO_32: + if (! info->shared) + relocation = tpoff (info, relocation); + else + relocation -= dtpoff_base (info); -static boolean -sh_elf_relax_delete_bytes (abfd, sec, addr, count) - bfd *abfd; - asection *sec; - bfd_vma addr; - int count; -{ - Elf_Internal_Shdr *symtab_hdr; - Elf32_External_Sym *extsyms; - int shndx; - bfd_byte *contents; - Elf_Internal_Rela *irel, *irelend; - Elf_Internal_Rela *irelalign; - bfd_vma toaddr; - Elf32_External_Sym *esym, *esymend; - struct elf_link_hash_entry **sym_hash, **sym_hash_end; - asection *o; + addend = rel->r_addend; + goto final_link_relocate; - symtab_hdr = &elf_tdata (abfd)->symtab_hdr; - extsyms = (Elf32_External_Sym *) symtab_hdr->contents; + case R_SH_TLS_LE_32: + { + int indx; + Elf_Internal_Rela outrel; + bfd_byte *loc; + + if (! info->shared) + { + relocation = tpoff (info, relocation); + addend = rel->r_addend; + goto final_link_relocate; + } - shndx = _bfd_elf_section_from_bfd_section (abfd, sec); + if (sreloc == NULL) + { + const char *name; - contents = elf_section_data (sec)->this_hdr.contents; + name = (bfd_elf_string_from_elf_section + (input_bfd, + elf_elfheader (input_bfd)->e_shstrndx, + elf_section_data (input_section)->rel_hdr.sh_name)); + if (name == NULL) + return FALSE; - /* The deletion must stop at the next ALIGN reloc for an aligment - power larger than the number of bytes we are deleting. */ + BFD_ASSERT (strncmp (name, ".rela", 5) == 0 + && strcmp (bfd_get_section_name (input_bfd, + input_section), + name + 5) == 0); - irelalign = NULL; - toaddr = sec->_cooked_size; + sreloc = bfd_get_section_by_name (dynobj, name); + BFD_ASSERT (sreloc != NULL); + } - irel = elf_section_data (sec)->relocs; - irelend = irel + sec->reloc_count; - for (; irel < irelend; irel++) - { - if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN - && irel->r_offset > addr - && count < (1 << irel->r_addend)) + if (h == NULL || h->dynindx == -1) + indx = 0; + else + indx = h->dynindx; + + outrel.r_offset = (input_section->output_section->vma + + input_section->output_offset + + rel->r_offset); + outrel.r_info = ELF32_R_INFO (indx, R_SH_TLS_TPOFF32); + if (indx == 0) + outrel.r_addend = relocation - dtpoff_base (info); + else + outrel.r_addend = 0; + + loc = sreloc->contents; + loc += sreloc->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &outrel, loc); + continue; + } + } + + relocation_done: + if (r != bfd_reloc_ok) { - irelalign = irel; - toaddr = irel->r_offset; - break; + switch (r) + { + default: + case bfd_reloc_outofrange: + abort (); + case bfd_reloc_overflow: + { + const char *name; + + if (h != NULL) + name = h->root.root.string; + else + { + name = (bfd_elf_string_from_elf_section + (input_bfd, symtab_hdr->sh_link, sym->st_name)); + if (name == NULL) + return FALSE; + if (*name == '\0') + name = bfd_section_name (input_bfd, sec); + } + if (! ((*info->callbacks->reloc_overflow) + (info, name, howto->name, (bfd_vma) 0, + input_bfd, input_section, rel->r_offset))) + return FALSE; + } + break; + } } } - /* Actually delete the bytes. */ - memmove (contents + addr, contents + addr + count, toaddr - addr - count); - if (irelalign == NULL) - sec->_cooked_size -= count; - else - { - int i; + return TRUE; +} -#define NOP_OPCODE (0x0009) +/* This is a version of bfd_generic_get_relocated_section_contents + which uses sh_elf_relocate_section. */ - BFD_ASSERT ((count & 1) == 0); - for (i = 0; i < count; i += 2) - bfd_put_16 (abfd, NOP_OPCODE, contents + toaddr - count + i); - } +static bfd_byte * +sh_elf_get_relocated_section_contents (bfd *output_bfd, + struct bfd_link_info *link_info, + struct bfd_link_order *link_order, + bfd_byte *data, + bfd_boolean relocatable, + asymbol **symbols) +{ + Elf_Internal_Shdr *symtab_hdr; + asection *input_section = link_order->u.indirect.section; + bfd *input_bfd = input_section->owner; + asection **sections = NULL; + Elf_Internal_Rela *internal_relocs = NULL; + Elf_Internal_Sym *isymbuf = NULL; - /* Adjust all the relocs. */ - for (irel = elf_section_data (sec)->relocs; irel < irelend; irel++) - { - bfd_vma nraddr, start, stop; - int insn = 0; - Elf_Internal_Sym sym; - int off, adjust, oinsn; - bfd_signed_vma voff; - boolean overflow; + /* We only need to handle the case of relaxing, or of having a + particular set of section contents, specially. */ + if (relocatable + || elf_section_data (input_section)->this_hdr.contents == NULL) + return bfd_generic_get_relocated_section_contents (output_bfd, link_info, + link_order, data, + relocatable, + symbols); - /* Get the new reloc address. */ - nraddr = irel->r_offset; - if ((irel->r_offset > addr - && irel->r_offset < toaddr) - || (ELF32_R_TYPE (irel->r_info) == (int) R_SH_ALIGN - && irel->r_offset == toaddr)) - nraddr -= count; + symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; - /* See if this reloc was for the bytes we have deleted, in which - case we no longer care about it. Don't delete relocs which - represent addresses, though. */ - if (irel->r_offset >= addr - && irel->r_offset < addr + count - && ELF32_R_TYPE (irel->r_info) != (int) R_SH_ALIGN - && ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE - && ELF32_R_TYPE (irel->r_info) != (int) R_SH_DATA) - irel->r_info = ELF32_R_INFO (ELF32_R_SYM (irel->r_info), - (int) R_SH_NONE); + memcpy (data, elf_section_data (input_section)->this_hdr.contents, + (size_t) input_section->_raw_size); - /* If this is a PC relative reloc, see if the range it covers - includes the bytes we have deleted. */ - switch ((enum sh_reloc_type) ELF32_R_TYPE (irel->r_info)) - { - default: - break; + if ((input_section->flags & SEC_RELOC) != 0 + && input_section->reloc_count > 0) + { + asection **secpp; + Elf_Internal_Sym *isym, *isymend; + bfd_size_type amt; - case R_SH_DIR8WPN: - case R_SH_IND12W: - case R_SH_DIR8WPZ: - case R_SH_DIR8WPL: - start = irel->r_offset; - insn = bfd_get_16 (abfd, contents + nraddr); - break; - } + internal_relocs = (_bfd_elf_link_read_relocs + (input_bfd, input_section, NULL, + (Elf_Internal_Rela *) NULL, FALSE)); + if (internal_relocs == NULL) + goto error_return; - switch ((enum sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + if (symtab_hdr->sh_info != 0) { - default: - start = stop = addr; - break; - - case R_SH_DIR32: - /* If this reloc is against a symbol defined in this - section, and the symbol will not be adjusted below, we - must check the addend to see it will put the value in - range to be adjusted, and hence must be changed. */ - if (ELF32_R_SYM (irel->r_info) < symtab_hdr->sh_info) - { - bfd_elf32_swap_symbol_in (abfd, - extsyms + ELF32_R_SYM (irel->r_info), - &sym); - if (sym.st_shndx == shndx - && (sym.st_value <= addr - || sym.st_value >= toaddr)) - { - bfd_vma val; + isymbuf = (Elf_Internal_Sym *) symtab_hdr->contents; + if (isymbuf == NULL) + isymbuf = bfd_elf_get_elf_syms (input_bfd, symtab_hdr, + symtab_hdr->sh_info, 0, + NULL, NULL, NULL); + if (isymbuf == NULL) + goto error_return; + } - val = bfd_get_32 (abfd, contents + nraddr); - val += sym.st_value; - if (val >= addr && val < toaddr) - bfd_put_32 (abfd, val - count, contents + nraddr); - } - } - start = stop = addr; - break; + amt = symtab_hdr->sh_info; + amt *= sizeof (asection *); + sections = (asection **) bfd_malloc (amt); + if (sections == NULL && amt != 0) + goto error_return; - case R_SH_DIR8WPN: - off = insn & 0xff; - if (off & 0x80) - off -= 0x100; - stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2); - break; + isymend = isymbuf + symtab_hdr->sh_info; + for (isym = isymbuf, secpp = sections; isym < isymend; ++isym, ++secpp) + { + asection *isec; - case R_SH_IND12W: - if (ELF32_R_SYM (irel->r_info) >= symtab_hdr->sh_info) - start = stop = addr; + if (isym->st_shndx == SHN_UNDEF) + isec = bfd_und_section_ptr; + else if (isym->st_shndx == SHN_ABS) + isec = bfd_abs_section_ptr; + else if (isym->st_shndx == SHN_COMMON) + isec = bfd_com_section_ptr; else - { - off = insn & 0xfff; - if (off & 0x800) - off -= 0x1000; - stop = (bfd_vma) ((bfd_signed_vma) start + 4 + off * 2); - } - break; + isec = bfd_section_from_elf_index (input_bfd, isym->st_shndx); - case R_SH_DIR8WPZ: - off = insn & 0xff; - stop = start + 4 + off * 2; - break; - - case R_SH_DIR8WPL: - off = insn & 0xff; - stop = (start &~ (bfd_vma) 3) + 4 + off * 4; - break; + *secpp = isec; + } - case R_SH_SWITCH16: - case R_SH_SWITCH32: - /* These relocs types represent - .word L2-L1 - The r_offset field holds the difference between the reloc - address and L1. That is the start of the reloc, and - adding in the contents gives us the top. We must adjust - both the r_offset field and the section contents. */ + if (! sh_elf_relocate_section (output_bfd, link_info, input_bfd, + input_section, data, internal_relocs, + isymbuf, sections)) + goto error_return; - start = irel->r_offset; - stop = (bfd_vma) ((bfd_signed_vma) start - (long) irel->r_addend); + if (sections != NULL) + free (sections); + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); + if (elf_section_data (input_section)->relocs != internal_relocs) + free (internal_relocs); + } - if (start > addr - && start < toaddr - && (stop <= addr || stop >= toaddr)) - irel->r_addend += count; - else if (stop > addr - && stop < toaddr - && (start <= addr || start >= toaddr)) - irel->r_addend -= count; + return data; - start = stop; + error_return: + if (sections != NULL) + free (sections); + if (isymbuf != NULL + && symtab_hdr->contents != (unsigned char *) isymbuf) + free (isymbuf); + if (internal_relocs != NULL + && elf_section_data (input_section)->relocs != internal_relocs) + free (internal_relocs); + return NULL; +} - if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_SWITCH16) - voff = bfd_get_signed_16 (abfd, contents + nraddr); - else - voff = bfd_get_signed_32 (abfd, contents + nraddr); - stop = (bfd_vma) ((bfd_signed_vma) start + voff); +/* Return the base VMA address which should be subtracted from real addresses + when resolving @dtpoff relocation. + This is PT_TLS segment p_vaddr. */ - break; +static bfd_vma +dtpoff_base (struct bfd_link_info *info) +{ + /* If tls_sec is NULL, we should have signalled an error already. */ + if (elf_hash_table (info)->tls_sec == NULL) + return 0; + return elf_hash_table (info)->tls_sec->vma; +} - case R_SH_USES: - start = irel->r_offset; - stop = (bfd_vma) ((bfd_signed_vma) start - + (long) irel->r_addend - + 4); - break; - } +/* Return the relocation value for R_SH_TLS_TPOFF32.. */ - if (start > addr - && start < toaddr - && (stop <= addr || stop >= toaddr)) - adjust = count; - else if (stop > addr - && stop < toaddr - && (start <= addr || start >= toaddr)) - adjust = - count; - else - adjust = 0; +static bfd_vma +tpoff (struct bfd_link_info *info, bfd_vma address) +{ + /* If tls_sec is NULL, we should have signalled an error already. */ + if (elf_hash_table (info)->tls_sec == NULL) + return 0; + /* SH TLS ABI is variant I and static TLS block start just after tcbhead + structure which has 2 pointer fields. */ + return address - elf_hash_table (info)->tls_sec->vma + 8; +} - if (adjust != 0) +static asection * +sh_elf_gc_mark_hook (asection *sec, + struct bfd_link_info *info ATTRIBUTE_UNUSED, + Elf_Internal_Rela *rel, struct elf_link_hash_entry *h, + Elf_Internal_Sym *sym) +{ + if (h != NULL) + { + switch (ELF32_R_TYPE (rel->r_info)) { - oinsn = insn; - overflow = false; - switch ((enum sh_reloc_type) ELF32_R_TYPE (irel->r_info)) - { - default: - abort (); - break; + case R_SH_GNU_VTINHERIT: + case R_SH_GNU_VTENTRY: + break; - case R_SH_DIR8WPN: - case R_SH_DIR8WPZ: - insn += adjust / 2; - if ((oinsn & 0xff00) != (insn & 0xff00)) - overflow = true; - bfd_put_16 (abfd, insn, contents + nraddr); - break; + default: +#ifdef INCLUDE_SHMEDIA + while (h->root.type == bfd_link_hash_indirect + && h->root.u.i.link) + h = (struct elf_link_hash_entry *) h->root.u.i.link; +#endif + switch (h->root.type) + { + case bfd_link_hash_defined: + case bfd_link_hash_defweak: + return h->root.u.def.section; - case R_SH_IND12W: - insn += adjust / 2; - if ((oinsn & 0xf000) != (insn & 0xf000)) - overflow = true; - bfd_put_16 (abfd, insn, contents + nraddr); - break; + case bfd_link_hash_common: + return h->root.u.c.p->section; - case R_SH_DIR8WPL: - BFD_ASSERT (adjust == count || count >= 4); - if (count >= 4) - insn += adjust / 4; - else - { - if ((irel->r_offset & 3) == 0) - ++insn; - } - if ((oinsn & 0xff00) != (insn & 0xff00)) - overflow = true; - bfd_put_16 (abfd, insn, contents + nraddr); + default: break; + } + } + } + else + return bfd_section_from_elf_index (sec->owner, sym->st_shndx); - case R_SH_SWITCH16: - voff += adjust; - if (voff < - 0x8000 || voff >= 0x8000) - overflow = true; - bfd_put_signed_16 (abfd, voff, contents + nraddr); - break; + return NULL; +} - case R_SH_SWITCH32: - voff += adjust; - bfd_put_signed_32 (abfd, voff, contents + nraddr); - break; +/* Update the got entry reference counts for the section being removed. */ - case R_SH_USES: - irel->r_addend += adjust; - break; - } +static bfd_boolean +sh_elf_gc_sweep_hook (bfd *abfd, struct bfd_link_info *info, + asection *sec, const Elf_Internal_Rela *relocs) +{ + Elf_Internal_Shdr *symtab_hdr; + struct elf_link_hash_entry **sym_hashes; + bfd_signed_vma *local_got_refcounts; + const Elf_Internal_Rela *rel, *relend; - if (overflow) - { - ((*_bfd_error_handler) - ("%s: 0x%lx: fatal: reloc overflow while relaxing", - bfd_get_filename (abfd), (unsigned long) irel->r_offset)); - bfd_set_error (bfd_error_bad_value); - return false; - } - } + elf_section_data (sec)->local_dynrel = NULL; - irel->r_offset = nraddr; - } + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (abfd); + local_got_refcounts = elf_local_got_refcounts (abfd); - /* Look through all the other sections. If there contain any IMM32 - relocs against internal symbols which we are not going to adjust - below, we may need to adjust the addends. */ - for (o = abfd->sections; o != NULL; o = o->next) + relend = relocs + sec->reloc_count; + for (rel = relocs; rel < relend; rel++) { - Elf_Internal_Rela *internal_relocs; - Elf_Internal_Rela *irelscan, *irelscanend; - bfd_byte *ocontents; - - if (o == sec - || (o->flags & SEC_RELOC) == 0 - || o->reloc_count == 0) - continue; - - /* We always cache the relocs. Perhaps, if info->keep_memory is - false, we should free them, if we are permitted to, when we - leave sh_coff_relax_section. */ - internal_relocs = (_bfd_elf32_link_read_relocs - (abfd, o, (PTR) NULL, (Elf_Internal_Rela *) NULL, - true)); - if (internal_relocs == NULL) - return false; + unsigned long r_symndx; + unsigned int r_type; + struct elf_link_hash_entry *h = NULL; +#ifdef INCLUDE_SHMEDIA + int seen_stt_datalabel = 0; +#endif - ocontents = NULL; - irelscanend = internal_relocs + o->reloc_count; - for (irelscan = internal_relocs; irelscan < irelscanend; irelscan++) + r_symndx = ELF32_R_SYM (rel->r_info); + if (r_symndx >= symtab_hdr->sh_info) { - Elf_Internal_Sym sym; + struct elf_sh_link_hash_entry *eh; + struct elf_sh_dyn_relocs **pp; + struct elf_sh_dyn_relocs *p; - if (ELF32_R_TYPE (irelscan->r_info) != (int) R_SH_DIR32) - continue; + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; +#ifdef INCLUDE_SHMEDIA + while (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + { + seen_stt_datalabel |= h->type == STT_DATALABEL; + h = (struct elf_link_hash_entry *) h->root.u.i.link; + } +#endif + eh = (struct elf_sh_link_hash_entry *) h; + for (pp = &eh->dyn_relocs; (p = *pp) != NULL; pp = &p->next) + if (p->sec == sec) + { + /* Everything must go for SEC. */ + *pp = p->next; + break; + } + } - if (ELF32_R_SYM (irelscan->r_info) >= symtab_hdr->sh_info) - continue; + r_type = ELF32_R_TYPE (rel->r_info); + switch (sh_elf_optimized_tls_reloc (info, r_type, h != NULL)) + { + case R_SH_TLS_LD_32: + if (sh_elf_hash_table (info)->tls_ldm_got.refcount > 0) + sh_elf_hash_table (info)->tls_ldm_got.refcount -= 1; + break; - bfd_elf32_swap_symbol_in (abfd, - extsyms + ELF32_R_SYM (irelscan->r_info), - &sym); + case R_SH_GOT32: + case R_SH_GOTOFF: + case R_SH_GOTPC: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: + case R_SH_GOTOFF_LOW16: + case R_SH_GOTOFF_MEDLOW16: + case R_SH_GOTOFF_MEDHI16: + case R_SH_GOTOFF_HI16: + case R_SH_GOTPC_LOW16: + case R_SH_GOTPC_MEDLOW16: + case R_SH_GOTPC_MEDHI16: + case R_SH_GOTPC_HI16: +#endif + case R_SH_TLS_GD_32: + case R_SH_TLS_IE_32: + if (h != NULL) + { +#ifdef INCLUDE_SHMEDIA + if (seen_stt_datalabel) + { + struct elf_sh_link_hash_entry *eh; + eh = (struct elf_sh_link_hash_entry *) h; + if (eh->datalabel_got.refcount > 0) + eh->datalabel_got.refcount -= 1; + } + else +#endif + if (h->got.refcount > 0) + h->got.refcount -= 1; + } + else if (local_got_refcounts != NULL) + { +#ifdef INCLUDE_SHMEDIA + if (rel->r_addend & 1) + { + if (local_got_refcounts[symtab_hdr->sh_info + r_symndx] > 0) + local_got_refcounts[symtab_hdr->sh_info + r_symndx] -= 1; + } + else +#endif + if (local_got_refcounts[r_symndx] > 0) + local_got_refcounts[r_symndx] -= 1; + } + break; - if (sym.st_shndx == shndx - && (sym.st_value <= addr - || sym.st_value >= toaddr)) + case R_SH_DIR32: + case R_SH_REL32: + if (info->shared) + break; + /* Fall thru */ + + case R_SH_PLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_PLT_LOW16: + case R_SH_PLT_MEDLOW16: + case R_SH_PLT_MEDHI16: + case R_SH_PLT_HI16: +#endif + if (h != NULL) { - bfd_vma val; + if (h->plt.refcount > 0) + h->plt.refcount -= 1; + } + break; - if (ocontents == NULL) + case R_SH_GOTPLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: +#endif + if (h != NULL) + { + struct elf_sh_link_hash_entry *eh; + eh = (struct elf_sh_link_hash_entry *) h; + if (eh->gotplt_refcount > 0) { - if (elf_section_data (o)->this_hdr.contents != NULL) - ocontents = elf_section_data (o)->this_hdr.contents; - else - { - /* We always cache the section contents. - Perhaps, if info->keep_memory is false, we - should free them, if we are permitted to, - when we leave sh_coff_relax_section. */ - ocontents = (bfd_byte *) bfd_malloc (o->_raw_size); - if (ocontents == NULL) - return false; - if (! bfd_get_section_contents (abfd, o, ocontents, - (file_ptr) 0, - o->_raw_size)) - return false; - elf_section_data (o)->this_hdr.contents = ocontents; - } + eh->gotplt_refcount -= 1; + if (h->plt.refcount > 0) + h->plt.refcount -= 1; } - - val = bfd_get_32 (abfd, ocontents + irelscan->r_offset); - val += sym.st_value; - if (val >= addr && val < toaddr) - bfd_put_32 (abfd, val - count, - ocontents + irelscan->r_offset); +#ifdef INCLUDE_SHMEDIA + else if (seen_stt_datalabel) + { + if (eh->datalabel_got.refcount > 0) + eh->datalabel_got.refcount -= 1; + } +#endif + else if (h->got.refcount > 0) + h->got.refcount -= 1; + } + else if (local_got_refcounts != NULL) + { +#ifdef INCLUDE_SHMEDIA + if (rel->r_addend & 1) + { + if (local_got_refcounts[symtab_hdr->sh_info + r_symndx] > 0) + local_got_refcounts[symtab_hdr->sh_info + r_symndx] -= 1; + } + else +#endif + if (local_got_refcounts[r_symndx] > 0) + local_got_refcounts[r_symndx] -= 1; } + break; + + default: + break; } } - /* Adjust all the symbols. */ - esym = extsyms; - esymend = esym + symtab_hdr->sh_info; - for (; esym < esymend; esym++) - { - Elf_Internal_Sym isym; + return TRUE; +} - bfd_elf32_swap_symbol_in (abfd, esym, &isym); +/* Copy the extra info we tack onto an elf_link_hash_entry. */ - if (isym.st_shndx == shndx - && isym.st_value > addr - && isym.st_value < toaddr) - { - isym.st_value -= count; - bfd_elf32_swap_symbol_out (abfd, &isym, esym); - } - } +static void +sh_elf_copy_indirect_symbol (const struct elf_backend_data *bed, + struct elf_link_hash_entry *dir, + struct elf_link_hash_entry *ind) +{ + struct elf_sh_link_hash_entry *edir, *eind; +#ifdef INCLUDE_SHMEDIA + bfd_signed_vma tmp; +#endif + + edir = (struct elf_sh_link_hash_entry *) dir; + eind = (struct elf_sh_link_hash_entry *) ind; - sym_hash = elf_sym_hashes (abfd); - sym_hash_end = (sym_hash - + (symtab_hdr->sh_size / sizeof (Elf32_External_Sym) - - symtab_hdr->sh_info)); - for (; sym_hash < sym_hash_end; sym_hash++) + if (eind->dyn_relocs != NULL) { - if (((*sym_hash)->root.type == bfd_link_hash_defined - || (*sym_hash)->root.type == bfd_link_hash_defweak) - && (*sym_hash)->root.u.def.section == sec - && (*sym_hash)->root.u.def.value > addr - && (*sym_hash)->root.u.def.value < toaddr) + if (edir->dyn_relocs != NULL) { - (*sym_hash)->root.u.def.value -= count; + struct elf_sh_dyn_relocs **pp; + struct elf_sh_dyn_relocs *p; + + BFD_ASSERT (ind->root.type != bfd_link_hash_indirect); + + /* Add reloc counts against the weak sym to the strong sym + list. Merge any entries against the same section. */ + for (pp = &eind->dyn_relocs; (p = *pp) != NULL; ) + { + struct elf_sh_dyn_relocs *q; + + for (q = edir->dyn_relocs; q != NULL; q = q->next) + if (q->sec == p->sec) + { + q->pc_count += p->pc_count; + q->count += p->count; + *pp = p->next; + break; + } + if (q == NULL) + pp = &p->next; + } + *pp = edir->dyn_relocs; } + + edir->dyn_relocs = eind->dyn_relocs; + eind->dyn_relocs = NULL; } + edir->gotplt_refcount = eind->gotplt_refcount; + eind->gotplt_refcount = 0; +#ifdef INCLUDE_SHMEDIA + tmp = edir->datalabel_got.refcount; + if (tmp < 1) + { + edir->datalabel_got.refcount = eind->datalabel_got.refcount; + eind->datalabel_got.refcount = tmp; + } + else + BFD_ASSERT (eind->datalabel_got.refcount < 1); +#endif - /* See if we can move the ALIGN reloc forward. We have adjusted - r_offset for it already. */ - if (irelalign != NULL) + if (ind->root.type == bfd_link_hash_indirect + && dir->got.refcount <= 0) { - bfd_vma alignto, alignaddr; + edir->tls_type = eind->tls_type; + eind->tls_type = GOT_UNKNOWN; + } - alignto = BFD_ALIGN (toaddr, 1 << irelalign->r_addend); - alignaddr = BFD_ALIGN (irelalign->r_offset, - 1 << irelalign->r_addend); - if (alignto != alignaddr) - { - /* Tail recursion. */ - return sh_elf_relax_delete_bytes (abfd, sec, alignaddr, - alignto - alignaddr); - } + if (ind->root.type != bfd_link_hash_indirect + && (dir->elf_link_hash_flags & ELF_LINK_HASH_DYNAMIC_ADJUSTED) != 0) + /* If called to transfer flags for a weakdef during processing + of elf_adjust_dynamic_symbol, don't copy ELF_LINK_NON_GOT_REF. + We clear it ourselves for ELIMINATE_COPY_RELOCS. */ + dir->elf_link_hash_flags |= + (ind->elf_link_hash_flags & (ELF_LINK_HASH_REF_DYNAMIC + | ELF_LINK_HASH_REF_REGULAR + | ELF_LINK_HASH_REF_REGULAR_NONWEAK + | ELF_LINK_HASH_NEEDS_PLT)); + else + _bfd_elf_link_hash_copy_indirect (bed, dir, ind); +} + +static int +sh_elf_optimized_tls_reloc (struct bfd_link_info *info, int r_type, + int is_local) +{ + if (info->shared) + return r_type; + + switch (r_type) + { + case R_SH_TLS_GD_32: + case R_SH_TLS_IE_32: + if (is_local) + return R_SH_TLS_LE_32; + return R_SH_TLS_IE_32; + case R_SH_TLS_LD_32: + return R_SH_TLS_LE_32; } - return true; + return r_type; } -/* Look for loads and stores which we can align to four byte - boundaries. This is like sh_align_loads in coff-sh.c. */ +/* Look through the relocs for a section during the first phase. + Since we don't do .gots or .plts, we just need to consider the + virtual table relocs for gc. */ -static boolean -sh_elf_align_loads (abfd, sec, internal_relocs, contents, pswapped) - bfd *abfd; - asection *sec; - Elf_Internal_Rela *internal_relocs; - bfd_byte *contents; - boolean *pswapped; +static bfd_boolean +sh_elf_check_relocs (bfd *abfd, struct bfd_link_info *info, asection *sec, + const Elf_Internal_Rela *relocs) { - Elf_Internal_Rela *irel, *irelend; - bfd_vma *labels = NULL; - bfd_vma *label, *label_end; + Elf_Internal_Shdr *symtab_hdr; + struct elf_link_hash_entry **sym_hashes, **sym_hashes_end; + struct elf_sh_link_hash_table *htab; + const Elf_Internal_Rela *rel; + const Elf_Internal_Rela *rel_end; + bfd_vma *local_got_offsets; + asection *sgot; + asection *srelgot; + asection *sreloc; + unsigned int r_type; + int tls_type, old_tls_type; + + sgot = NULL; + srelgot = NULL; + sreloc = NULL; + + if (info->relocatable) + return TRUE; - *pswapped = false; + symtab_hdr = &elf_tdata (abfd)->symtab_hdr; + sym_hashes = elf_sym_hashes (abfd); + sym_hashes_end = sym_hashes + symtab_hdr->sh_size/sizeof (Elf32_External_Sym); + if (!elf_bad_symtab (abfd)) + sym_hashes_end -= symtab_hdr->sh_info; - irelend = internal_relocs + sec->reloc_count; + htab = sh_elf_hash_table (info); + local_got_offsets = elf_local_got_offsets (abfd); - /* Get all the addresses with labels on them. */ - labels = (bfd_vma *) bfd_malloc (sec->reloc_count * sizeof (bfd_vma)); - if (labels == NULL) - goto error_return; - label_end = labels; - for (irel = internal_relocs; irel < irelend; irel++) + rel_end = relocs + sec->reloc_count; + for (rel = relocs; rel < rel_end; rel++) { - if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_LABEL) + struct elf_link_hash_entry *h; + unsigned long r_symndx; +#ifdef INCLUDE_SHMEDIA + int seen_stt_datalabel = 0; +#endif + + r_symndx = ELF32_R_SYM (rel->r_info); + r_type = ELF32_R_TYPE (rel->r_info); + + if (r_symndx < symtab_hdr->sh_info) + h = NULL; + else { - *label_end = irel->r_offset; - ++label_end; + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; +#ifdef INCLUDE_SHMEDIA + while (h->root.type == bfd_link_hash_indirect + || h->root.type == bfd_link_hash_warning) + { + seen_stt_datalabel |= h->type == STT_DATALABEL; + h = (struct elf_link_hash_entry *) h->root.u.i.link; + } +#endif } - } - /* Note that the assembler currently always outputs relocs in - address order. If that ever changes, this code will need to sort - the label values and the relocs. */ + r_type = sh_elf_optimized_tls_reloc (info, r_type, h == NULL); + if (! info->shared + && r_type == R_SH_TLS_IE_32 + && h != NULL + && h->root.type != bfd_link_hash_undefined + && h->root.type != bfd_link_hash_undefweak + && (h->dynindx == -1 + || (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))) + r_type = R_SH_TLS_LE_32; + + /* Some relocs require a global offset table. */ + if (htab->sgot == NULL) + { + switch (r_type) + { + case R_SH_GOTPLT32: + case R_SH_GOT32: + case R_SH_GOTOFF: + case R_SH_GOTPC: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: + case R_SH_GOTOFF_LOW16: + case R_SH_GOTOFF_MEDLOW16: + case R_SH_GOTOFF_MEDHI16: + case R_SH_GOTOFF_HI16: + case R_SH_GOTPC_LOW16: + case R_SH_GOTPC_MEDLOW16: + case R_SH_GOTPC_MEDHI16: + case R_SH_GOTPC_HI16: +#endif + case R_SH_TLS_GD_32: + case R_SH_TLS_LD_32: + case R_SH_TLS_IE_32: + if (htab->sgot == NULL) + { + if (htab->root.dynobj == NULL) + htab->root.dynobj = abfd; + if (!create_got_section (htab->root.dynobj, info)) + return FALSE; + } + break; - label = labels; + default: + break; + } + } - for (irel = internal_relocs; irel < irelend; irel++) - { - bfd_vma start, stop; + switch (r_type) + { + /* This relocation describes the C++ object vtable hierarchy. + Reconstruct it for later use during GC. */ + case R_SH_GNU_VTINHERIT: + if (!bfd_elf_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) + return FALSE; + break; - if (ELF32_R_TYPE (irel->r_info) != (int) R_SH_CODE) - continue; + /* This relocation describes which C++ vtable entries are actually + used. Record for later use during GC. */ + case R_SH_GNU_VTENTRY: + if (!bfd_elf_gc_record_vtentry (abfd, sec, h, rel->r_addend)) + return FALSE; + break; - start = irel->r_offset; + case R_SH_TLS_IE_32: + if (info->shared) + info->flags |= DF_STATIC_TLS; + + /* FALLTHROUGH */ + force_got: + case R_SH_TLS_GD_32: + case R_SH_GOT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOT_LOW16: + case R_SH_GOT_MEDLOW16: + case R_SH_GOT_MEDHI16: + case R_SH_GOT_HI16: + case R_SH_GOT10BY4: + case R_SH_GOT10BY8: +#endif + switch (r_type) + { + default: + tls_type = GOT_NORMAL; + break; + case R_SH_TLS_GD_32: + tls_type = GOT_TLS_GD; + break; + case R_SH_TLS_IE_32: + tls_type = GOT_TLS_IE; + break; + } + + if (h != NULL) + { +#ifdef INCLUDE_SHMEDIA + if (seen_stt_datalabel) + { + struct elf_sh_link_hash_entry *eh + = (struct elf_sh_link_hash_entry *) h; + + eh->datalabel_got.refcount += 1; + } + else +#endif + h->got.refcount += 1; + old_tls_type = sh_elf_hash_entry (h)->tls_type; + } + else + { + bfd_signed_vma *local_got_refcounts; + + /* This is a global offset table entry for a local + symbol. */ + local_got_refcounts = elf_local_got_refcounts (abfd); + if (local_got_refcounts == NULL) + { + bfd_size_type size; + + size = symtab_hdr->sh_info; + size *= sizeof (bfd_signed_vma); +#ifdef INCLUDE_SHMEDIA + /* Reserve space for both the datalabel and + codelabel local GOT offsets. */ + size *= 2; +#endif + size += symtab_hdr->sh_info; + local_got_refcounts = ((bfd_signed_vma *) + bfd_zalloc (abfd, size)); + if (local_got_refcounts == NULL) + return FALSE; + elf_local_got_refcounts (abfd) = local_got_refcounts; +#ifdef INCLUDE_SHMEDIA + /* Take care of both the datalabel and codelabel local + GOT offsets. */ + sh_elf_local_got_tls_type (abfd) + = (char *) (local_got_refcounts + 2 * symtab_hdr->sh_info); +#else + sh_elf_local_got_tls_type (abfd) + = (char *) (local_got_refcounts + symtab_hdr->sh_info); +#endif + } +#ifdef INCLUDE_SHMEDIA + if (rel->r_addend & 1) + local_got_refcounts[symtab_hdr->sh_info + r_symndx] += 1; + else +#endif + local_got_refcounts[r_symndx] += 1; + old_tls_type = sh_elf_local_got_tls_type (abfd) [r_symndx]; + } + + /* If a TLS symbol is accessed using IE at least once, + there is no point to use dynamic model for it. */ + if (old_tls_type != tls_type && old_tls_type != GOT_UNKNOWN + && (old_tls_type != GOT_TLS_GD || tls_type != GOT_TLS_IE)) + { + if (old_tls_type == GOT_TLS_IE && tls_type == GOT_TLS_GD) + tls_type = GOT_TLS_IE; + else + { + (*_bfd_error_handler) + (_("%s: `%s' accessed both as normal and thread local symbol"), + bfd_archive_filename (abfd), h->root.root.string); + return FALSE; + } + } + + if (old_tls_type != tls_type) + { + if (h != NULL) + sh_elf_hash_entry (h)->tls_type = tls_type; + else + sh_elf_local_got_tls_type (abfd) [r_symndx] = tls_type; + } - for (irel++; irel < irelend; irel++) - if (ELF32_R_TYPE (irel->r_info) == (int) R_SH_DATA) break; - if (irel < irelend) - stop = irel->r_offset; - else - stop = sec->_cooked_size; - if (! _bfd_sh_align_load_span (abfd, sec, contents, sh_elf_swap_insns, - (PTR) internal_relocs, &label, - label_end, start, stop, pswapped)) - goto error_return; - } + case R_SH_TLS_LD_32: + sh_elf_hash_table(info)->tls_ldm_got.refcount += 1; + break; - free (labels); + case R_SH_GOTPLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_GOTPLT_LOW16: + case R_SH_GOTPLT_MEDLOW16: + case R_SH_GOTPLT_MEDHI16: + case R_SH_GOTPLT_HI16: + case R_SH_GOTPLT10BY4: + case R_SH_GOTPLT10BY8: +#endif + /* If this is a local symbol, we resolve it directly without + creating a procedure linkage table entry. */ + + if (h == NULL + || (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) + || ! info->shared + || info->symbolic + || h->dynindx == -1) + goto force_got; + + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + h->plt.refcount += 1; + ((struct elf_sh_link_hash_entry *) h)->gotplt_refcount += 1; - return true; + break; - error_return: - if (labels != NULL) - free (labels); - return false; -} + case R_SH_PLT32: +#ifdef INCLUDE_SHMEDIA + case R_SH_PLT_LOW16: + case R_SH_PLT_MEDLOW16: + case R_SH_PLT_MEDHI16: + case R_SH_PLT_HI16: +#endif + /* This symbol requires a procedure linkage table entry. We + actually build the entry in adjust_dynamic_symbol, + because this might be a case of linking PIC code which is + never referenced by a dynamic object, in which case we + don't need to generate a procedure linkage table entry + after all. */ + + /* If this is a local symbol, we resolve it directly without + creating a procedure linkage table entry. */ + if (h == NULL) + continue; -/* Swap two SH instructions. This is like sh_swap_insns in coff-sh.c. */ + if (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) + break; -static boolean -sh_elf_swap_insns (abfd, sec, relocs, contents, addr) - bfd *abfd; - asection *sec; - PTR relocs; - bfd_byte *contents; - bfd_vma addr; -{ - Elf_Internal_Rela *internal_relocs = (Elf_Internal_Rela *) relocs; - unsigned short i1, i2; - Elf_Internal_Rela *irel, *irelend; + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + h->plt.refcount += 1; + break; - /* Swap the instructions themselves. */ - i1 = bfd_get_16 (abfd, contents + addr); - i2 = bfd_get_16 (abfd, contents + addr + 2); - bfd_put_16 (abfd, i2, contents + addr); - bfd_put_16 (abfd, i1, contents + addr + 2); + case R_SH_DIR32: + case R_SH_REL32: +#ifdef INCLUDE_SHMEDIA + case R_SH_IMM_LOW16_PCREL: + case R_SH_IMM_MEDLOW16_PCREL: + case R_SH_IMM_MEDHI16_PCREL: + case R_SH_IMM_HI16_PCREL: +#endif + if (h != NULL && ! info->shared) + { + h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF; + h->plt.refcount += 1; + } - /* Adjust all reloc addresses. */ - irelend = internal_relocs + sec->reloc_count; - for (irel = internal_relocs; irel < irelend; irel++) - { - enum sh_reloc_type type; - int add; + /* If we are creating a shared library, and this is a reloc + against a global symbol, or a non PC relative reloc + against a local symbol, then we need to copy the reloc + into the shared library. However, if we are linking with + -Bsymbolic, we do not need to copy a reloc against a + global symbol which is defined in an object we are + including in the link (i.e., DEF_REGULAR is set). At + this point we have not seen all the input files, so it is + possible that DEF_REGULAR is not set now but will be set + later (it is never cleared). We account for that + possibility below by storing information in the + dyn_relocs field of the hash table entry. A similar + situation occurs when creating shared libraries and symbol + visibility changes render the symbol local. + + If on the other hand, we are creating an executable, we + may need to keep relocations for symbols satisfied by a + dynamic library if we manage to avoid copy relocs for the + symbol. */ + if ((info->shared + && (sec->flags & SEC_ALLOC) != 0 + && (r_type != R_SH_REL32 + || (h != NULL + && (! info->symbolic + || h->root.type == bfd_link_hash_defweak + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + || (! info->shared + && (sec->flags & SEC_ALLOC) != 0 + && h != NULL + && (h->root.type == bfd_link_hash_defweak + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0))) + { + struct elf_sh_dyn_relocs *p; + struct elf_sh_dyn_relocs **head; - /* There are a few special types of relocs that we don't want to - adjust. These relocs do not apply to the instruction itself, - but are only associated with the address. */ - type = (enum sh_reloc_type) ELF32_R_TYPE (irel->r_info); - if (type == R_SH_ALIGN - || type == R_SH_CODE - || type == R_SH_DATA - || type == R_SH_LABEL) - continue; + if (htab->root.dynobj == NULL) + htab->root.dynobj = abfd; - /* If an R_SH_USES reloc points to one of the addresses being - swapped, we must adjust it. It would be incorrect to do this - for a jump, though, since we want to execute both - instructions after the jump. (We have avoided swapping - around a label, so the jump will not wind up executing an - instruction it shouldn't). */ - if (type == R_SH_USES) - { - bfd_vma off; + /* When creating a shared object, we must copy these + reloc types into the output file. We create a reloc + section in dynobj and make room for this reloc. */ + if (sreloc == NULL) + { + const char *name; - off = irel->r_offset + 4 + irel->r_addend; - if (off == addr) - irel->r_offset += 2; - else if (off == addr + 2) - irel->r_offset -= 2; - } + name = (bfd_elf_string_from_elf_section + (abfd, + elf_elfheader (abfd)->e_shstrndx, + elf_section_data (sec)->rel_hdr.sh_name)); + if (name == NULL) + return FALSE; - if (irel->r_offset == addr) - { - irel->r_offset += 2; - add = -2; - } - else if (irel->r_offset == addr + 2) - { - irel->r_offset -= 2; - add = 2; - } - else - add = 0; + BFD_ASSERT (strncmp (name, ".rela", 5) == 0 + && strcmp (bfd_get_section_name (abfd, sec), + name + 5) == 0); - if (add != 0) - { - bfd_byte *loc; - unsigned short insn, oinsn; - boolean overflow; + sreloc = bfd_get_section_by_name (htab->root.dynobj, name); + if (sreloc == NULL) + { + flagword flags; + + sreloc = bfd_make_section (htab->root.dynobj, name); + flags = (SEC_HAS_CONTENTS | SEC_READONLY + | SEC_IN_MEMORY | SEC_LINKER_CREATED); + if ((sec->flags & SEC_ALLOC) != 0) + flags |= SEC_ALLOC | SEC_LOAD; + if (sreloc == NULL + || ! bfd_set_section_flags (htab->root.dynobj, + sreloc, flags) + || ! bfd_set_section_alignment (htab->root.dynobj, + sreloc, 2)) + return FALSE; + } + elf_section_data (sec)->sreloc = sreloc; + } - loc = contents + irel->r_offset; - overflow = false; - switch (type) + /* If this is a global symbol, we count the number of + relocations we need for this symbol. */ + if (h != NULL) + head = &((struct elf_sh_link_hash_entry *) h)->dyn_relocs; + else + { + asection *s; + + /* Track dynamic relocs needed for local syms too. */ + s = bfd_section_from_r_symndx (abfd, &htab->sym_sec, + sec, r_symndx); + if (s == NULL) + return FALSE; + + head = ((struct elf_sh_dyn_relocs **) + &elf_section_data (s)->local_dynrel); + } + + p = *head; + if (p == NULL || p->sec != sec) + { + bfd_size_type amt = sizeof (*p); + p = bfd_alloc (htab->root.dynobj, amt); + if (p == NULL) + return FALSE; + p->next = *head; + *head = p; + p->sec = sec; + p->count = 0; + p->pc_count = 0; + } + + p->count += 1; + if (r_type == R_SH_REL32 +#ifdef INCLUDE_SHMEDIA + || r_type == R_SH_IMM_LOW16_PCREL + || r_type == R_SH_IMM_MEDLOW16_PCREL + || r_type == R_SH_IMM_MEDHI16_PCREL + || r_type == R_SH_IMM_HI16_PCREL +#endif + ) + p->pc_count += 1; + } + + break; + + case R_SH_TLS_LE_32: + if (info->shared) { - default: - break; + (*_bfd_error_handler) (_("%s: TLS local exec code cannot be linked into shared objects"), + bfd_archive_filename (abfd)); + return FALSE; + } - case R_SH_DIR8WPN: - case R_SH_DIR8WPZ: - insn = bfd_get_16 (abfd, loc); - oinsn = insn; - insn += add / 2; - if ((oinsn & 0xff00) != (insn & 0xff00)) - overflow = true; - bfd_put_16 (abfd, insn, loc); - break; + break; + + case R_SH_TLS_LDO_32: + /* Nothing to do. */ + break; + + default: + break; + } + } + + return TRUE; +} + +#ifndef sh_elf_set_mach_from_flags +static bfd_boolean +sh_elf_set_mach_from_flags (bfd *abfd) +{ + flagword flags = elf_elfheader (abfd)->e_flags; + + switch (flags & EF_SH_MACH_MASK) + { + case EF_SH1: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh); + break; + case EF_SH2: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh2); + break; + case EF_SH2E: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh2e); + break; + case EF_SH_DSP: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh_dsp); + break; + case EF_SH3: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3); + break; + case EF_SH3_DSP: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3_dsp); + break; + case EF_SH3E: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh3e); + break; + case EF_SH_UNKNOWN: + case EF_SH4: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4); + break; + case EF_SH4_NOFPU: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4_nofpu); + break; + case EF_SH4A: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4a); + break; + case EF_SH4A_NOFPU: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4a_nofpu); + break; + case EF_SH4AL_DSP: + bfd_default_set_arch_mach (abfd, bfd_arch_sh, bfd_mach_sh4al_dsp); + break; + default: + return FALSE; + } + return TRUE; +} +#endif /* not sh_elf_set_mach_from_flags */ + +#ifndef sh_elf_set_private_flags +/* Function to keep SH specific file flags. */ - case R_SH_IND12W: - insn = bfd_get_16 (abfd, loc); - oinsn = insn; - insn += add / 2; - if ((oinsn & 0xf000) != (insn & 0xf000)) - overflow = true; - bfd_put_16 (abfd, insn, loc); - break; +static bfd_boolean +sh_elf_set_private_flags (bfd *abfd, flagword flags) +{ + BFD_ASSERT (! elf_flags_init (abfd) + || elf_elfheader (abfd)->e_flags == flags); - case R_SH_DIR8WPL: - /* This reloc ignores the least significant 3 bits of - the program counter before adding in the offset. - This means that if ADDR is at an even address, the - swap will not affect the offset. If ADDR is an at an - odd address, then the instruction will be crossing a - four byte boundary, and must be adjusted. */ - if ((addr & 3) != 0) - { - insn = bfd_get_16 (abfd, loc); - oinsn = insn; - insn += add / 2; - if ((oinsn & 0xff00) != (insn & 0xff00)) - overflow = true; - bfd_put_16 (abfd, insn, loc); - } + elf_elfheader (abfd)->e_flags = flags; + elf_flags_init (abfd) = TRUE; + return sh_elf_set_mach_from_flags (abfd); +} +#endif /* not sh_elf_set_private_flags */ - break; - } +#ifndef sh_elf_copy_private_data +/* Copy backend specific data from one object module to another */ - if (overflow) - { - ((*_bfd_error_handler) - ("%s: 0x%lx: fatal: reloc overflow while relaxing", - bfd_get_filename (abfd), (unsigned long) irel->r_offset)); - bfd_set_error (bfd_error_bad_value); - return false; - } - } - } +static bfd_boolean +sh_elf_copy_private_data (bfd * ibfd, bfd * obfd) +{ + if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return TRUE; - return true; + return sh_elf_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags); } - -/* Relocate an SH ELF section. */ +#endif /* not sh_elf_copy_private_data */ -static boolean -sh_elf_relocate_section (output_bfd, info, input_bfd, input_section, - contents, relocs, local_syms, local_sections) - bfd *output_bfd; - struct bfd_link_info *info; - bfd *input_bfd; - asection *input_section; - bfd_byte *contents; - Elf_Internal_Rela *relocs; - Elf_Internal_Sym *local_syms; - asection **local_sections; -{ - Elf_Internal_Shdr *symtab_hdr; - struct elf_link_hash_entry **sym_hashes; - Elf_Internal_Rela *rel, *relend; +#ifndef sh_elf_merge_private_data +/* This routine checks for linking big and little endian objects + together, and for linking sh-dsp with sh3e / sh4 objects. */ - symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; - sym_hashes = elf_sym_hashes (input_bfd); +static bfd_boolean +sh_elf_merge_private_data (bfd *ibfd, bfd *obfd) +{ + flagword old_flags, new_flags; - rel = relocs; - relend = relocs + input_section->reloc_count; - for (; rel < relend; rel++) - { - int r_type; - reloc_howto_type *howto; - unsigned long r_symndx; - Elf_Internal_Sym *sym; - asection *sec; - struct elf_link_hash_entry *h; - bfd_vma relocation; - bfd_reloc_status_type r; + if (! _bfd_generic_verify_endian_match (ibfd, obfd)) + return FALSE; - if (info->relocateable) - { - /* This is a relocateable link. We don't have to change - anything, unless the reloc is against a section symbol, - in which case we have to adjust according to where the - section symbol winds up in the output section. */ - if (r_symndx < symtab_hdr->sh_info) - { - sym = local_syms + r_symndx; - if (ELF_ST_TYPE (sym->st_info) == STT_SECTION) - { - sec = local_sections[r_symndx]; - rel->r_addend += sec->output_offset + sym->st_value; - } - } + if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return TRUE; - continue; - } + if (! elf_flags_init (obfd)) + { + /* This happens when ld starts out with a 'blank' output file. */ + elf_flags_init (obfd) = TRUE; + elf_elfheader (obfd)->e_flags = EF_SH1; + } + old_flags = elf_elfheader (obfd)->e_flags; + new_flags = elf_elfheader (ibfd)->e_flags; + if ((EF_SH_HAS_DSP (old_flags) && EF_SH_HAS_FP (new_flags)) + || (EF_SH_HAS_DSP (new_flags) && EF_SH_HAS_FP (old_flags))) + { + (*_bfd_error_handler) + ("%s: uses %s instructions while previous modules use %s instructions", + bfd_archive_filename (ibfd), + EF_SH_HAS_DSP (new_flags) ? "dsp" : "floating point", + EF_SH_HAS_DSP (new_flags) ? "floating point" : "dsp"); + bfd_set_error (bfd_error_bad_value); + return FALSE; + } + elf_elfheader (obfd)->e_flags = EF_SH_MERGE_MACH (old_flags, new_flags); - r_type = ELF32_R_TYPE (rel->r_info); + return sh_elf_set_mach_from_flags (obfd); +} +#endif /* not sh_elf_merge_private_data */ - /* Many of the relocs are only used for relaxing, and are - handled entirely by the relaxation code. */ - if (r_type > (int) LAST_INVALID_RELOC) - continue; +/* Override the generic function because we need to store sh_elf_obj_tdata + as the specific tdata. We set also the machine architecture from flags + here. */ - if (r_type < 0 - || r_type >= (int) FIRST_INVALID_RELOC) - { - bfd_set_error (bfd_error_bad_value); - return false; - } +static bfd_boolean +sh_elf_object_p (bfd *abfd) +{ + return sh_elf_set_mach_from_flags (abfd); +} - /* FIXME: This is certainly incorrect. However, it is how the - COFF linker works. */ - if (r_type != (int) R_SH_DIR32 - && r_type != (int) R_SH_IND12W) - continue; +/* Finish up dynamic symbol handling. We set the contents of various + dynamic sections here. */ - howto = sh_elf_howto_table + r_type; +static bfd_boolean +sh_elf_finish_dynamic_symbol (bfd *output_bfd, struct bfd_link_info *info, + struct elf_link_hash_entry *h, + Elf_Internal_Sym *sym) +{ + struct elf_sh_link_hash_table *htab; - r_symndx = ELF32_R_SYM (rel->r_info); + htab = sh_elf_hash_table (info); - /* This is a final link. */ - h = NULL; - sym = NULL; - sec = NULL; - if (r_symndx < symtab_hdr->sh_info) + if (h->plt.offset != (bfd_vma) -1) + { + asection *splt; + asection *sgot; + asection *srel; + + bfd_vma plt_index; + bfd_vma got_offset; + Elf_Internal_Rela rel; + bfd_byte *loc; + + /* This symbol has an entry in the procedure linkage table. Set + it up. */ + + BFD_ASSERT (h->dynindx != -1); + + splt = htab->splt; + sgot = htab->sgotplt; + srel = htab->srelplt; + BFD_ASSERT (splt != NULL && sgot != NULL && srel != NULL); + + /* Get the index in the procedure linkage table which + corresponds to this symbol. This is the index of this symbol + in all the symbols for which we are making plt entries. The + first entry in the procedure linkage table is reserved. */ + plt_index = h->plt.offset / elf_sh_sizeof_plt (info) - 1; + + /* Get the offset into the .got table of the entry that + corresponds to this function. Each .got entry is 4 bytes. + The first three are reserved. */ + got_offset = (plt_index + 3) * 4; + +#ifdef GOT_BIAS + if (info->shared) + got_offset -= GOT_BIAS; +#endif + + /* Fill in the entry in the procedure linkage table. */ + if (! info->shared) { - /* There is nothing to be done for an internal IND12W - relocation. FIXME: This is probably wrong, but it's how - the COFF relocations work. */ - if (r_type == (int) R_SH_IND12W) - continue; - sym = local_syms + r_symndx; - sec = local_sections[r_symndx]; - relocation = (sec->output_section->vma - + sec->output_offset - + sym->st_value); + if (elf_sh_plt_entry == NULL) + { + elf_sh_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh_plt_entry_be : elf_sh_plt_entry_le); + } + memcpy (splt->contents + h->plt.offset, elf_sh_plt_entry, + elf_sh_sizeof_plt (info)); +#ifdef INCLUDE_SHMEDIA + movi_shori_putval (output_bfd, + (sgot->output_section->vma + + sgot->output_offset + + got_offset), + (splt->contents + h->plt.offset + + elf_sh_plt_symbol_offset (info))); + + /* Set bottom bit because its for a branch to SHmedia */ + movi_shori_putval (output_bfd, + (splt->output_section->vma + splt->output_offset) + | 1, + (splt->contents + h->plt.offset + + elf_sh_plt_plt0_offset (info))); +#else + bfd_put_32 (output_bfd, + (sgot->output_section->vma + + sgot->output_offset + + got_offset), + (splt->contents + h->plt.offset + + elf_sh_plt_symbol_offset (info))); + + bfd_put_32 (output_bfd, + (splt->output_section->vma + splt->output_offset), + (splt->contents + h->plt.offset + + elf_sh_plt_plt0_offset (info))); +#endif } else { - h = sym_hashes[r_symndx - symtab_hdr->sh_info]; - while (h->root.type == bfd_link_hash_indirect - || h->root.type == bfd_link_hash_warning) - h = (struct elf_link_hash_entry *) h->root.u.i.link; - if (h->root.type == bfd_link_hash_defined - || h->root.type == bfd_link_hash_defweak) - { - sec = h->root.u.def.section; - relocation = (h->root.u.def.value - + sec->output_section->vma - + sec->output_offset); - } - else if (h->root.type == bfd_link_hash_undefweak) - relocation = 0; - else + if (elf_sh_pic_plt_entry == NULL) { - if (! ((*info->callbacks->undefined_symbol) - (info, h->root.root.string, input_bfd, - input_section, rel->r_offset))) - return false; - relocation = 0; + elf_sh_pic_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh_pic_plt_entry_be : + elf_sh_pic_plt_entry_le); } + memcpy (splt->contents + h->plt.offset, elf_sh_pic_plt_entry, + elf_sh_sizeof_plt (info)); +#ifdef INCLUDE_SHMEDIA + movi_shori_putval (output_bfd, got_offset, + (splt->contents + h->plt.offset + + elf_sh_plt_symbol_offset (info))); +#else + bfd_put_32 (output_bfd, got_offset, + (splt->contents + h->plt.offset + + elf_sh_plt_symbol_offset (info))); +#endif } - /* FIXME: This is how the COFF relocations work. */ - if (r_type == (int) R_SH_IND12W) - relocation -= 4; - - /* FIXME: We should use the addend, but the COFF relocations - don't. */ - r = _bfd_final_link_relocate (howto, input_bfd, input_section, - contents, rel->r_offset, - relocation, 0); - - if (r != bfd_reloc_ok) +#ifdef GOT_BIAS + if (info->shared) + got_offset += GOT_BIAS; +#endif + +#ifdef INCLUDE_SHMEDIA + movi_shori_putval (output_bfd, + plt_index * sizeof (Elf32_External_Rela), + (splt->contents + h->plt.offset + + elf_sh_plt_reloc_offset (info))); +#else + bfd_put_32 (output_bfd, plt_index * sizeof (Elf32_External_Rela), + (splt->contents + h->plt.offset + + elf_sh_plt_reloc_offset (info))); +#endif + + /* Fill in the entry in the global offset table. */ + bfd_put_32 (output_bfd, + (splt->output_section->vma + + splt->output_offset + + h->plt.offset + + elf_sh_plt_temp_offset (info)), + sgot->contents + got_offset); + + /* Fill in the entry in the .rela.plt section. */ + rel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + got_offset); + rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_JMP_SLOT); + rel.r_addend = 0; +#ifdef GOT_BIAS + rel.r_addend = GOT_BIAS; +#endif + loc = srel->contents + plt_index * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &rel, loc); + + if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) { - switch (r) - { - default: - case bfd_reloc_outofrange: - abort (); - case bfd_reloc_overflow: - { - const char *name; + /* Mark the symbol as undefined, rather than as defined in + the .plt section. Leave the value alone. */ + sym->st_shndx = SHN_UNDEF; + } + } - if (h != NULL) - name = h->root.root.string; - else - { - name = (bfd_elf_string_from_elf_section - (input_bfd, symtab_hdr->sh_link, sym->st_name)); - if (name == NULL) - return false; - if (*name == '\0') - name = bfd_section_name (input_bfd, sec); - } - if (! ((*info->callbacks->reloc_overflow) - (info, name, howto->name, (bfd_vma) 0, - input_bfd, input_section, rel->r_offset))) - return false; - } - break; - } + if (h->got.offset != (bfd_vma) -1 + && sh_elf_hash_entry (h)->tls_type != GOT_TLS_GD + && sh_elf_hash_entry (h)->tls_type != GOT_TLS_IE) + { + asection *sgot; + asection *srel; + Elf_Internal_Rela rel; + bfd_byte *loc; + + /* This symbol has an entry in the global offset table. Set it + up. */ + + sgot = htab->sgot; + srel = htab->srelgot; + BFD_ASSERT (sgot != NULL && srel != NULL); + + rel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + (h->got.offset &~ (bfd_vma) 1)); + + /* If this is a static link, or it is a -Bsymbolic link and the + symbol is defined locally or was forced to be local because + of a version file, we just want to emit a RELATIVE reloc. + The entry in the global offset table will already have been + initialized in the relocate_section function. */ + if (info->shared + && SYMBOL_REFERENCES_LOCAL (info, h)) + { + rel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE); + rel.r_addend = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); } + else + { + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + h->got.offset); + rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_GLOB_DAT); + rel.r_addend = 0; + } + + loc = srel->contents; + loc += srel->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &rel, loc); } - return true; -} +#ifdef INCLUDE_SHMEDIA + { + struct elf_sh_link_hash_entry *eh; + + eh = (struct elf_sh_link_hash_entry *) h; + if (eh->datalabel_got.offset != (bfd_vma) -1) + { + asection *sgot; + asection *srel; + Elf_Internal_Rela rel; + bfd_byte *loc; + + /* This symbol has a datalabel entry in the global offset table. + Set it up. */ + + sgot = htab->sgot; + srel = htab->srelgot; + BFD_ASSERT (sgot != NULL && srel != NULL); + + rel.r_offset = (sgot->output_section->vma + + sgot->output_offset + + (eh->datalabel_got.offset &~ (bfd_vma) 1)); + + /* If this is a static link, or it is a -Bsymbolic link and the + symbol is defined locally or was forced to be local because + of a version file, we just want to emit a RELATIVE reloc. + The entry in the global offset table will already have been + initialized in the relocate_section function. */ + if (info->shared + && SYMBOL_REFERENCES_LOCAL (info, h)) + { + rel.r_info = ELF32_R_INFO (0, R_SH_RELATIVE); + rel.r_addend = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + } + else + { + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + + eh->datalabel_got.offset); + rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_GLOB_DAT); + rel.r_addend = 0; + } + + loc = srel->contents; + loc += srel->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &rel, loc); + } + } +#endif + + if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0) + { + asection *s; + Elf_Internal_Rela rel; + bfd_byte *loc; + + /* This symbol needs a copy reloc. Set it up. */ + + BFD_ASSERT (h->dynindx != -1 + && (h->root.type == bfd_link_hash_defined + || h->root.type == bfd_link_hash_defweak)); + + s = bfd_get_section_by_name (h->root.u.def.section->owner, + ".rela.bss"); + BFD_ASSERT (s != NULL); + + rel.r_offset = (h->root.u.def.value + + h->root.u.def.section->output_section->vma + + h->root.u.def.section->output_offset); + rel.r_info = ELF32_R_INFO (h->dynindx, R_SH_COPY); + rel.r_addend = 0; + loc = s->contents + s->reloc_count++ * sizeof (Elf32_External_Rela); + bfd_elf32_swap_reloca_out (output_bfd, &rel, loc); + } -/* This is a version of bfd_generic_get_relocated_section_contents - which uses sh_elf_relocate_section. */ + /* Mark _DYNAMIC and _GLOBAL_OFFSET_TABLE_ as absolute. */ + if (strcmp (h->root.root.string, "_DYNAMIC") == 0 + || strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0) + sym->st_shndx = SHN_ABS; -static bfd_byte * -sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, - data, relocateable, symbols) - bfd *output_bfd; - struct bfd_link_info *link_info; - struct bfd_link_order *link_order; - bfd_byte *data; - boolean relocateable; - asymbol **symbols; -{ - Elf_Internal_Shdr *symtab_hdr; - asection *input_section = link_order->u.indirect.section; - bfd *input_bfd = input_section->owner; - asection **sections = NULL; - Elf_Internal_Rela *internal_relocs = NULL; - Elf32_External_Sym *external_syms = NULL; - Elf_Internal_Sym *internal_syms = NULL; + return TRUE; +} - /* We only need to handle the case of relaxing, or of having a - particular set of section contents, specially. */ - if (relocateable - || elf_section_data (input_section)->this_hdr.contents == NULL) - return bfd_generic_get_relocated_section_contents (output_bfd, link_info, - link_order, data, - relocateable, - symbols); +/* Finish up the dynamic sections. */ - symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; +static bfd_boolean +sh_elf_finish_dynamic_sections (bfd *output_bfd, struct bfd_link_info *info) +{ + struct elf_sh_link_hash_table *htab; + asection *sgot; + asection *sdyn; - memcpy (data, elf_section_data (input_section)->this_hdr.contents, - input_section->_raw_size); + htab = sh_elf_hash_table (info); + sgot = htab->sgotplt; + sdyn = bfd_get_section_by_name (htab->root.dynobj, ".dynamic"); - if ((input_section->flags & SEC_RELOC) != 0 - && input_section->reloc_count > 0) + if (htab->root.dynamic_sections_created) { - Elf_Internal_Sym *isymp; - asection **secpp; - Elf32_External_Sym *esym, *esymend; + asection *splt; + Elf32_External_Dyn *dyncon, *dynconend; - if (symtab_hdr->contents != NULL) - external_syms = (Elf32_External_Sym *) symtab_hdr->contents; - else + BFD_ASSERT (sgot != NULL && sdyn != NULL); + + dyncon = (Elf32_External_Dyn *) sdyn->contents; + dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->_raw_size); + for (; dyncon < dynconend; dyncon++) { - external_syms = ((Elf32_External_Sym *) - bfd_malloc (symtab_hdr->sh_info - * sizeof (Elf32_External_Sym))); - if (external_syms == NULL && symtab_hdr->sh_info > 0) - goto error_return; - if (bfd_seek (input_bfd, symtab_hdr->sh_offset, SEEK_SET) != 0 - || (bfd_read (external_syms, sizeof (Elf32_External_Sym), - symtab_hdr->sh_info, input_bfd) - != (symtab_hdr->sh_info * sizeof (Elf32_External_Sym)))) - goto error_return; - } + Elf_Internal_Dyn dyn; + asection *s; +#ifdef INCLUDE_SHMEDIA + const char *name; +#endif - internal_relocs = (_bfd_elf32_link_read_relocs - (input_bfd, input_section, (PTR) NULL, - (Elf_Internal_Rela *) NULL, false)); - if (internal_relocs == NULL) - goto error_return; + bfd_elf32_swap_dyn_in (htab->root.dynobj, dyncon, &dyn); - internal_syms = ((Elf_Internal_Sym *) - bfd_malloc (symtab_hdr->sh_info - * sizeof (Elf_Internal_Sym))); - if (internal_syms == NULL && symtab_hdr->sh_info > 0) - goto error_return; + switch (dyn.d_tag) + { + default: + break; - sections = (asection **) bfd_malloc (symtab_hdr->sh_info - * sizeof (asection *)); - if (sections == NULL && symtab_hdr->sh_info > 0) - goto error_return; +#ifdef INCLUDE_SHMEDIA + case DT_INIT: + name = info->init_function; + goto get_sym; - isymp = internal_syms; - secpp = sections; - esym = external_syms; - esymend = esym + symtab_hdr->sh_info; - for (; esym < esymend; ++esym, ++isymp, ++secpp) - { - asection *isec; + case DT_FINI: + name = info->fini_function; + get_sym: + if (dyn.d_un.d_val != 0) + { + struct elf_link_hash_entry *h; - bfd_elf32_swap_symbol_in (input_bfd, esym, isymp); + h = elf_link_hash_lookup (&htab->root, name, + FALSE, FALSE, TRUE); + if (h != NULL && (h->other & STO_SH5_ISA32)) + { + dyn.d_un.d_val |= 1; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + } + } + break; +#endif + + case DT_PLTGOT: + s = htab->sgot->output_section; + goto get_vma; + + case DT_JMPREL: + s = htab->srelplt->output_section; + get_vma: + BFD_ASSERT (s != NULL); + dyn.d_un.d_ptr = s->vma; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; - if (isymp->st_shndx == SHN_UNDEF) - isec = bfd_und_section_ptr; - else if (isymp->st_shndx > 0 && isymp->st_shndx < SHN_LORESERVE) - isec = bfd_section_from_elf_index (input_bfd, isymp->st_shndx); - else if (isymp->st_shndx == SHN_ABS) - isec = bfd_abs_section_ptr; - else if (isymp->st_shndx == SHN_COMMON) - isec = bfd_com_section_ptr; + case DT_PLTRELSZ: + s = htab->srelplt->output_section; + BFD_ASSERT (s != NULL); + if (s->_cooked_size != 0) + dyn.d_un.d_val = s->_cooked_size; + else + dyn.d_un.d_val = s->_raw_size; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + + case DT_RELASZ: + /* My reading of the SVR4 ABI indicates that the + procedure linkage table relocs (DT_JMPREL) should be + included in the overall relocs (DT_RELA). This is + what Solaris does. However, UnixWare can not handle + that case. Therefore, we override the DT_RELASZ entry + here to make it not include the JMPREL relocs. Since + the linker script arranges for .rela.plt to follow all + other relocation sections, we don't have to worry + about changing the DT_RELA entry. */ + if (htab->srelplt != NULL) + { + s = htab->srelplt->output_section; + if (s->_cooked_size != 0) + dyn.d_un.d_val -= s->_cooked_size; + else + dyn.d_un.d_val -= s->_raw_size; + } + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + } + } + + /* Fill in the first entry in the procedure linkage table. */ + splt = htab->splt; + if (splt && splt->_raw_size > 0) + { + if (info->shared) + { + if (elf_sh_pic_plt_entry == NULL) + { + elf_sh_pic_plt_entry = (bfd_big_endian (output_bfd) ? + elf_sh_pic_plt_entry_be : + elf_sh_pic_plt_entry_le); + } + memcpy (splt->contents, elf_sh_pic_plt_entry, + elf_sh_sizeof_plt (info)); + } else { - /* Who knows? */ - isec = NULL; + if (elf_sh_plt0_entry == NULL) + { + elf_sh_plt0_entry = (bfd_big_endian (output_bfd) ? + elf_sh_plt0_entry_be : + elf_sh_plt0_entry_le); + } + memcpy (splt->contents, elf_sh_plt0_entry, PLT_ENTRY_SIZE); +#ifdef INCLUDE_SHMEDIA + movi_shori_putval (output_bfd, + sgot->output_section->vma + + sgot->output_offset, + splt->contents + + elf_sh_plt0_gotplt_offset (info)); +#else + bfd_put_32 (output_bfd, + sgot->output_section->vma + sgot->output_offset + 4, + splt->contents + elf_sh_plt0_gotid_offset (info)); + bfd_put_32 (output_bfd, + sgot->output_section->vma + sgot->output_offset + 8, + splt->contents + elf_sh_plt0_linker_offset (info)); +#endif } - *secpp = isec; + /* UnixWare sets the entsize of .plt to 4, although that doesn't + really seem like the right value. */ + elf_section_data (splt->output_section)->this_hdr.sh_entsize = 4; } + } - if (! sh_elf_relocate_section (output_bfd, link_info, input_bfd, - input_section, data, internal_relocs, - internal_syms, sections)) - goto error_return; + /* Fill in the first three entries in the global offset table. */ + if (sgot && sgot->_raw_size > 0) + { + if (sdyn == NULL) + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents); + else + bfd_put_32 (output_bfd, + sdyn->output_section->vma + sdyn->output_offset, + sgot->contents); + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 4); + bfd_put_32 (output_bfd, (bfd_vma) 0, sgot->contents + 8); - if (sections != NULL) - free (sections); - sections = NULL; - if (internal_syms != NULL) - free (internal_syms); - internal_syms = NULL; - if (external_syms != NULL && symtab_hdr->contents == NULL) - free (external_syms); - external_syms = NULL; - if (internal_relocs != elf_section_data (input_section)->relocs) - free (internal_relocs); - internal_relocs = NULL; + elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4; } - return data; + return TRUE; +} - error_return: - if (internal_relocs != NULL - && internal_relocs != elf_section_data (input_section)->relocs) - free (internal_relocs); - if (external_syms != NULL && symtab_hdr->contents == NULL) - free (external_syms); - if (internal_syms != NULL) - free (internal_syms); - if (sections != NULL) - free (sections); - return NULL; +static enum elf_reloc_type_class +sh_elf_reloc_type_class (const Elf_Internal_Rela *rela) +{ + switch ((int) ELF32_R_TYPE (rela->r_info)) + { + case R_SH_RELATIVE: + return reloc_class_relative; + case R_SH_JMP_SLOT: + return reloc_class_plt; + case R_SH_COPY: + return reloc_class_copy; + default: + return reloc_class_normal; + } +} + +/* Support for Linux core dump NOTE sections. */ +static bfd_boolean +elf32_shlin_grok_prstatus (bfd *abfd, Elf_Internal_Note *note) +{ + int offset; + unsigned int raw_size; + + switch (note->descsz) + { + default: + return FALSE; + + case 168: /* Linux/SH */ + /* pr_cursig */ + 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); + + /* pr_reg */ + offset = 72; + raw_size = 92; + + break; + } + + /* Make a ".reg/999" section. */ + return _bfd_elfcore_make_pseudosection (abfd, ".reg", + raw_size, note->descpos + offset); +} + +static bfd_boolean +elf32_shlin_grok_psinfo (bfd *abfd, Elf_Internal_Note *note) +{ + switch (note->descsz) + { + default: + return FALSE; + + case 124: /* Linux/SH elf_prpsinfo */ + elf_tdata (abfd)->core_program + = _bfd_elfcore_strndup (abfd, note->descdata + 28, 16); + elf_tdata (abfd)->core_command + = _bfd_elfcore_strndup (abfd, note->descdata + 44, 80); + } + + /* Note that for some reason, a spurious space is tacked + onto the end of the args in some (at least one anyway) + implementations, so strip it off if it exists. */ + + { + char *command = elf_tdata (abfd)->core_command; + int n = strlen (command); + + if (0 < n && command[n - 1] == ' ') + command[n - 1] = '\0'; + } + + return TRUE; } #define TARGET_BIG_SYM bfd_elf32_sh_vec @@ -1891,7 +7483,11 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, #define TARGET_LITTLE_NAME "elf32-shl" #define ELF_ARCH bfd_arch_sh #define ELF_MACHINE_CODE EM_SH -#define ELF_MAXPAGESIZE 0x1 +#ifdef __QNXTARGET__ +#define ELF_MAXPAGESIZE 0x1000 +#else +#define ELF_MAXPAGESIZE 0x80 +#endif #define elf_symbol_leading_char '_' @@ -1901,5 +7497,100 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, #define elf_backend_relocate_section sh_elf_relocate_section #define bfd_elf32_bfd_get_relocated_section_contents \ sh_elf_get_relocated_section_contents +#define bfd_elf32_mkobject sh_elf_mkobject +#define elf_backend_object_p sh_elf_object_p +#define bfd_elf32_bfd_set_private_bfd_flags \ + sh_elf_set_private_flags +#define bfd_elf32_bfd_copy_private_bfd_data \ + sh_elf_copy_private_data +#define bfd_elf32_bfd_merge_private_bfd_data \ + sh_elf_merge_private_data + +#define elf_backend_gc_mark_hook sh_elf_gc_mark_hook +#define elf_backend_gc_sweep_hook sh_elf_gc_sweep_hook +#define elf_backend_check_relocs sh_elf_check_relocs +#define elf_backend_copy_indirect_symbol \ + sh_elf_copy_indirect_symbol +#define elf_backend_create_dynamic_sections \ + sh_elf_create_dynamic_sections +#define bfd_elf32_bfd_link_hash_table_create \ + sh_elf_link_hash_table_create +#define elf_backend_adjust_dynamic_symbol \ + sh_elf_adjust_dynamic_symbol +#define elf_backend_size_dynamic_sections \ + sh_elf_size_dynamic_sections +#define elf_backend_finish_dynamic_symbol \ + sh_elf_finish_dynamic_symbol +#define elf_backend_finish_dynamic_sections \ + sh_elf_finish_dynamic_sections +#define elf_backend_reloc_type_class sh_elf_reloc_type_class + +#define elf_backend_can_gc_sections 1 +#define elf_backend_can_refcount 1 +#define elf_backend_want_got_plt 1 +#define elf_backend_plt_readonly 1 +#define elf_backend_want_plt_sym 0 +#define elf_backend_got_header_size 12 + +#ifndef INCLUDE_SHMEDIA + +#include "elf32-target.h" + +/* NetBSD support. */ +#undef TARGET_BIG_SYM +#define TARGET_BIG_SYM bfd_elf32_shnbsd_vec +#undef TARGET_BIG_NAME +#define TARGET_BIG_NAME "elf32-sh-nbsd" +#undef TARGET_LITTLE_SYM +#define TARGET_LITTLE_SYM bfd_elf32_shlnbsd_vec +#undef TARGET_LITTLE_NAME +#define TARGET_LITTLE_NAME "elf32-shl-nbsd" +#undef ELF_MAXPAGESIZE +#define ELF_MAXPAGESIZE 0x10000 +#undef elf_symbol_leading_char +#define elf_symbol_leading_char 0 +#undef elf32_bed +#define elf32_bed elf32_sh_nbsd_bed + +#include "elf32-target.h" + + +/* Linux support. */ +#undef TARGET_BIG_SYM +#define TARGET_BIG_SYM bfd_elf32_shblin_vec +#undef TARGET_BIG_NAME +#define TARGET_BIG_NAME "elf32-shbig-linux" +#undef TARGET_LITTLE_SYM +#define TARGET_LITTLE_SYM bfd_elf32_shlin_vec +#undef TARGET_LITTLE_NAME +#define TARGET_LITTLE_NAME "elf32-sh-linux" + +#undef elf_backend_grok_prstatus +#define elf_backend_grok_prstatus elf32_shlin_grok_prstatus +#undef elf_backend_grok_psinfo +#define elf_backend_grok_psinfo elf32_shlin_grok_psinfo +#undef elf32_bed +#define elf32_bed elf32_sh_lin_bed + +#include "elf32-target.h" + +/* OpenBSD support. */ +#undef TARGET_BIG_SYM +#define TARGET_BIG_SYM bfd_elf32_shobsd_vec +#undef TARGET_BIG_NAME +#define TARGET_BIG_NAME "elf32-sh-obsd" +#undef TARGET_LITTLE_SYM +#define TARGET_LITTLE_SYM bfd_elf32_shlobsd_vec +#undef TARGET_LITTLE_NAME +#define TARGET_LITTLE_NAME "elf32-shl-obsd" +#undef ELF_MAXPAGESIZE +#define ELF_MAXPAGESIZE 0x10000 +#undef elf_symbol_leading_char +#define elf_symbol_leading_char 0 +#undef elf32_bed +#define elf32_bed elf32_sh_obsd_bed #include "elf32-target.h" + + +#endif /* INCLUDE_SHMEDIA */ diff --git a/gnu/usr.bin/binutils/bfd/targets.c b/gnu/usr.bin/binutils/bfd/targets.c index d17fca2d959..58042d51b31 100644 --- a/gnu/usr.bin/binutils/bfd/targets.c +++ b/gnu/usr.bin/binutils/bfd/targets.c @@ -577,7 +577,9 @@ extern const bfd_target bfd_elf32_shblin_vec; extern const bfd_target bfd_elf32_shl_vec; extern const bfd_target bfd_elf32_shlin_vec; extern const bfd_target bfd_elf32_shlnbsd_vec; +extern const bfd_target bfd_elf32_shlobsd_vec; extern const bfd_target bfd_elf32_shnbsd_vec; +extern const bfd_target bfd_elf32_shobsd_vec; extern const bfd_target bfd_elf32_sparc_vec; extern const bfd_target bfd_elf32_tradbigmips_vec; extern const bfd_target bfd_elf32_tradlittlemips_vec; @@ -867,7 +869,9 @@ static const bfd_target * const _bfd_target_vector[] = { &bfd_elf32_shl_vec, &bfd_elf32_shlin_vec, &bfd_elf32_shlnbsd_vec, + &bfd_elf32_shlobsd_vec, &bfd_elf32_shnbsd_vec, + &bfd_elf32_shobsd_vec, #ifdef BFD64 &bfd_elf32_sh64_vec, &bfd_elf32_sh64l_vec, diff --git a/gnu/usr.bin/binutils/gas/config/tc-sh.h b/gnu/usr.bin/binutils/gas/config/tc-sh.h index 9931847b01c..6e2e829af8c 100644 --- a/gnu/usr.bin/binutils/gas/config/tc-sh.h +++ b/gnu/usr.bin/binutils/gas/config/tc-sh.h @@ -189,6 +189,8 @@ extern int target_big_endian; #define TARGET_FORMAT (!target_big_endian ? "elf32-sh-linux" : "elf32-shbig-linux") #elif defined(TE_NetBSD) #define TARGET_FORMAT (!target_big_endian ? "elf32-shl-nbsd" : "elf32-sh-nbsd") +#elif defined(TE_OpenBSD) +#define TARGET_FORMAT (!target_big_endian ? "elf32-shl-obsd" : "elf32-sh-obsd") #else #define TARGET_FORMAT (!target_big_endian ? "elf32-shl" : "elf32-sh") #endif diff --git a/gnu/usr.bin/binutils/gas/configure b/gnu/usr.bin/binutils/gas/configure index 58a39d85960..e0c382c881a 100644 --- a/gnu/usr.bin/binutils/gas/configure +++ b/gnu/usr.bin/binutils/gas/configure @@ -4510,7 +4510,7 @@ echo "$as_me: error: Solaris must be configured little endian" >&2;} sh5*-*-netbsd*) fmt=elf em=nbsd ;; sh64*-*-netbsd*) fmt=elf em=nbsd ;; sh*-*-netbsdelf*) fmt=elf em=nbsd ;; - sh*-*-openbsd*) fmt=elf em=nbsd endian=little ;; + sh*-*-openbsd*) fmt=elf em=obsd endian=little ;; sh-*-elf*) fmt=elf ;; sh-*-coff*) fmt=coff ;; sh-*-nto*) fmt=elf ;; diff --git a/gnu/usr.bin/binutils/gas/configure.in b/gnu/usr.bin/binutils/gas/configure.in index 60a0369904a..9b2c724b6bf 100644 --- a/gnu/usr.bin/binutils/gas/configure.in +++ b/gnu/usr.bin/binutils/gas/configure.in @@ -465,7 +465,7 @@ changequote([,])dnl sh5*-*-netbsd*) fmt=elf em=nbsd ;; sh64*-*-netbsd*) fmt=elf em=nbsd ;; sh*-*-netbsdelf*) fmt=elf em=nbsd ;; - sh*-*-openbsd*) fmt=elf em=nbsd endian=little ;; + sh*-*-openbsd*) fmt=elf em=obsd endian=little ;; sh-*-elf*) fmt=elf ;; sh-*-coff*) fmt=coff ;; sh-*-nto*) fmt=elf ;; diff --git a/gnu/usr.bin/binutils/ld/Makefile.am b/gnu/usr.bin/binutils/ld/Makefile.am index 29cfe400b30..53572dea70a 100644 --- a/gnu/usr.bin/binutils/ld/Makefile.am +++ b/gnu/usr.bin/binutils/ld/Makefile.am @@ -337,6 +337,8 @@ ALL_EMULATIONS = \ eshlelf_nbsd.o \ eshelf_nto.o \ eshlelf_nto.o \ + eshelf_obsd.o \ + eshlelf_obsd.o \ eshl.o \ eshlelf.o \ eshpe.o \ @@ -1394,6 +1396,17 @@ eshlelf_nbsd.c: $(srcdir)/emulparams/shlelf_nbsd.sh \ eshlelf_nto.c: $(srcdir)/emulparams/shlelf_nto.sh \ $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} ${GENSCRIPTS} shlelf_nto "$(tdir_shlelf_nto)" +eshelf_obsd.c: $(srcdir)/emulparams/shelf_obsd.sh \ + $(srcdir)/emulparams/shelf.sh \ + $(srcdir)/emulparams/elf_obsd.sh \ + $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + ${GENSCRIPTS} shelf_obsd "$(tdir_shelf_obsd)" +eshlelf_obsd.c: $(srcdir)/emulparams/shlelf_obsd.sh \ + $(srcdir)/emulparams/shelf_obsd.sh \ + $(srcdir)/emulparams/shelf.sh \ + $(srcdir)/emulparams/elf_obsd.sh \ + $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + ${GENSCRIPTS} shlelf_obsd "$(tdir_shlelf_obsd)" eshlelf.c: $(srcdir)/emulparams/shlelf.sh \ $(srcdir)/emulparams/shelf.sh \ $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} diff --git a/gnu/usr.bin/binutils/ld/Makefile.in b/gnu/usr.bin/binutils/ld/Makefile.in index 7a80545d940..ad99274b2ff 100644 --- a/gnu/usr.bin/binutils/ld/Makefile.in +++ b/gnu/usr.bin/binutils/ld/Makefile.in @@ -451,6 +451,8 @@ ALL_EMULATIONS = \ eshlelf_nbsd.o \ eshelf_nto.o \ eshlelf_nto.o \ + eshelf_obsd.o \ + eshlelf_obsd.o \ eshl.o \ eshlelf.o \ eshpe.o \ @@ -2120,6 +2122,17 @@ eshlelf_nbsd.c: $(srcdir)/emulparams/shlelf_nbsd.sh \ eshlelf_nto.c: $(srcdir)/emulparams/shlelf_nto.sh \ $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} ${GENSCRIPTS} shlelf_nto "$(tdir_shlelf_nto)" +eshelf_obsd.c: $(srcdir)/emulparams/shelf_obsd.sh \ + $(srcdir)/emulparams/shelf.sh \ + $(srcdir)/emulparams/elf_obsd.sh \ + $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + ${GENSCRIPTS} shelf_obsd "$(tdir_shelf_obsd)" +eshlelf_obsd.c: $(srcdir)/emulparams/shlelf_obsd.sh \ + $(srcdir)/emulparams/shelf_obsd.sh \ + $(srcdir)/emulparams/shelf.sh \ + $(srcdir)/emulparams/elf_obsd.sh \ + $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} + ${GENSCRIPTS} shlelf_obsd "$(tdir_shlelf_obsd)" eshlelf.c: $(srcdir)/emulparams/shlelf.sh \ $(srcdir)/emulparams/shelf.sh \ $(srcdir)/emultempl/elf32.em $(srcdir)/scripttempl/elf.sc ${GEN_DEPENDS} diff --git a/gnu/usr.bin/binutils/ld/configure.tgt b/gnu/usr.bin/binutils/ld/configure.tgt index 6692e3e26ee..f6aca64deac 100644 --- a/gnu/usr.bin/binutils/ld/configure.tgt +++ b/gnu/usr.bin/binutils/ld/configure.tgt @@ -334,7 +334,7 @@ sh64-*-netbsd*) targ_emul=shelf64_nbsd targ_extra_emuls="shlelf64_nbsd shelf32_nbsd shlelf32_nbsd shelf_nbsd shlelf_nbsd" ;; -sh*l*-*-netbsdelf*|sh*-*-openbsd*) +sh*l*-*-netbsdelf*) targ_emul=shlelf_nbsd targ_extra_emuls=shelf_nbsd ;; @@ -342,6 +342,10 @@ sh*-*-netbsdelf*) targ_emul=shelf_nbsd targ_extra_emuls=shlelf_nbsd ;; +sh*-*-openbsd*) + targ_emul=shlelf_obsd + targ_extra_emuls=shelf_obsd + ;; shle*-*-elf* | sh[1234]*le*-*-elf | shle*-*-kaos*) targ_emul=shlelf targ_extra_emuls="shelf shl sh" diff --git a/gnu/usr.bin/binutils/ld/emulparams/shelf_obsd.sh b/gnu/usr.bin/binutils/ld/emulparams/shelf_obsd.sh new file mode 100644 index 00000000000..03883ef4ab6 --- /dev/null +++ b/gnu/usr.bin/binutils/ld/emulparams/shelf_obsd.sh @@ -0,0 +1,16 @@ +# If you change this file, please alsolook at files which source this one: +# shlelf_obsd.sh + +. ${srcdir}/emulparams/shelf.sh +. ${srcdir}/emulparams/elf_obsd.sh + +OUTPUT_FORMAT="elf32-sh-obsd" +TEXT_START_ADDR=0x400000 +MAXPAGESIZE=0x10000 + +DATA_START_SYMBOLS='__data_start = . ;'; + +ENTRY=_start + +unset EMBEDDED +unset OTHER_SECTIONS diff --git a/gnu/usr.bin/binutils/ld/emulparams/shlelf_obsd.sh b/gnu/usr.bin/binutils/ld/emulparams/shlelf_obsd.sh new file mode 100644 index 00000000000..dfab67a2ca1 --- /dev/null +++ b/gnu/usr.bin/binutils/ld/emulparams/shlelf_obsd.sh @@ -0,0 +1,3 @@ +. ${srcdir}/emulparams/shelf_obsd.sh + +OUTPUT_FORMAT="elf32-shl-obsd" -- cgit v1.2.3