diff options
Diffstat (limited to 'contrib/binutils/bfd/elf32-sh.c')
| -rw-r--r-- | contrib/binutils/bfd/elf32-sh.c | 4620 |
1 files changed, 4355 insertions, 265 deletions
diff --git a/contrib/binutils/bfd/elf32-sh.c b/contrib/binutils/bfd/elf32-sh.c index 7153803..74f276b 100644 --- a/contrib/binutils/bfd/elf32-sh.c +++ b/contrib/binutils/bfd/elf32-sh.c @@ -1,5 +1,6 @@ /* Hitachi SH specific support for 32-bit ELF - Copyright 1996, 1997, 1998 Free Software Foundation, Inc. + Copyright 1996, 1997, 1998, 1999, 2000, 2001, 2002 + Free Software Foundation, Inc. Contributed by Ian Lance Taylor, Cygnus Support. This file is part of BFD, the Binary File Descriptor library. @@ -23,6 +24,7 @@ Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ #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 **)); @@ -32,6 +34,14 @@ static reloc_howto_type *sh_elf_reloc_type_lookup PARAMS ((bfd *, bfd_reloc_code_real_type)); static void sh_elf_info_to_howto PARAMS ((bfd *, arelent *, Elf_Internal_Rela *)); +static boolean sh_elf_set_private_flags + PARAMS ((bfd *, flagword)); +static boolean sh_elf_copy_private_data + PARAMS ((bfd *, bfd *)); +static boolean sh_elf_merge_private_data + PARAMS ((bfd *, bfd *)); +static boolean sh_elf_set_mach_from_flags + PARAMS ((bfd *)); static boolean sh_elf_relax_section PARAMS ((bfd *, asection *, struct bfd_link_info *, boolean *)); static boolean sh_elf_relax_delete_bytes @@ -46,33 +56,43 @@ static boolean sh_elf_relocate_section 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 -}; +static boolean sh_elf_check_relocs + PARAMS ((bfd *, struct bfd_link_info *, asection *, + const Elf_Internal_Rela *)); +static struct bfd_hash_entry *sh_elf_link_hash_newfunc + PARAMS ((struct bfd_hash_entry *, struct bfd_hash_table *, const char *)); +static struct bfd_link_hash_table *sh_elf_link_hash_table_create + PARAMS ((bfd *)); +static boolean sh_elf_adjust_dynamic_symbol + PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *)); +static boolean sh_elf_size_dynamic_sections + PARAMS ((bfd *, struct bfd_link_info *)); +static boolean sh_elf_finish_dynamic_symbol + PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *, + Elf_Internal_Sym *)); +static boolean sh_elf_finish_dynamic_sections + PARAMS ((bfd *, struct bfd_link_info *)); +static bfd_reloc_status_type sh_elf_reloc_loop + PARAMS ((int, bfd *, asection *, bfd_byte *, bfd_vma, asection *, + bfd_vma, bfd_vma)); +static boolean sh_elf_create_dynamic_sections + PARAMS ((bfd *, struct bfd_link_info *)); +static asection * sh_elf_gc_mark_hook + PARAMS ((bfd *, struct bfd_link_info *, Elf_Internal_Rela *, + struct elf_link_hash_entry *, Elf_Internal_Sym *)); +static boolean sh_elf_gc_sweep_hook + PARAMS ((bfd *, struct bfd_link_info *, asection *, + const Elf_Internal_Rela *)); +static enum elf_reloc_type_class sh_elf_reloc_type_class + PARAMS ((const Elf_Internal_Rela *)); +#ifdef INCLUDE_SHMEDIA +inline static void movi_shori_putval PARAMS ((bfd *, unsigned long, char *)); +#endif + +/* 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[] = { @@ -84,7 +104,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0, /* src_mask */ @@ -115,10 +135,10 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ @@ -130,7 +150,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0xff, /* src_mask */ @@ -160,7 +180,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0xff, /* src_mask */ @@ -175,7 +195,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0xff, /* src_mask */ @@ -192,7 +212,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0, /* src_mask */ @@ -209,7 +229,7 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0, /* src_mask */ @@ -226,28 +246,28 @@ static reloc_howto_type sh_elf_howto_table[] = 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 */ 0, /* src_mask */ 0xff, /* dst_mask */ true), /* pcrel_offset */ - { 10 }, - { 11 }, - { 12 }, - { 13 }, - { 14 }, - { 15 }, - { 16 }, - { 17 }, - { 18 }, - { 19 }, - { 20 }, - { 21 }, - { 22 }, - { 23 }, - { 24 }, + EMPTY_HOWTO (10), + EMPTY_HOWTO (11), + 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), + EMPTY_HOWTO (22), + EMPTY_HOWTO (23), + EMPTY_HOWTO (24), /* The remaining relocs are a GNU extension used for relaxing. The final pass of the linker never needs to do anything with any of @@ -389,30 +409,1259 @@ static reloc_howto_type sh_elf_howto_table[] = false, /* partial_inplace */ 0, /* src_mask */ 0, /* dst_mask */ - true) /* pcrel_offset */ + true), /* 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 */ + + /* 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 */ + + /* 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 (38), + EMPTY_HOWTO (39), + EMPTY_HOWTO (40), + EMPTY_HOWTO (41), + EMPTY_HOWTO (42), + EMPTY_HOWTO (43), + EMPTY_HOWTO (44), + +#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 */ + + /* 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 */ + + /* 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 */ + + /* 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 */ + + /* 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 */ + + /* 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 */ + + /* 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), + EMPTY_HOWTO (53), + 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), + EMPTY_HOWTO (144), + EMPTY_HOWTO (145), + EMPTY_HOWTO (146), + EMPTY_HOWTO (147), + EMPTY_HOWTO (148), + EMPTY_HOWTO (149), + EMPTY_HOWTO (150), + EMPTY_HOWTO (151), + 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 }; -/* This function is used for normal relocs. This is like the COFF +static bfd_reloc_status_type +sh_elf_reloc_loop (r_type, input_bfd, input_section, contents, addr, + symbol_section, start, end) + int r_type ATTRIBUTE_UNUSED; + bfd *input_bfd; + asection *input_section; + bfd_byte *contents; + bfd_vma addr; + asection *symbol_section; + bfd_vma start, end; +{ + static bfd_vma last_addr; + static asection *last_symbol_section; + bfd_byte *free_contents = NULL; + 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; + free_contents = contents; + 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 (free_contents) + free (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 (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, - error_message) + error_message) bfd *abfd; arelent *reloc_entry; asymbol *symbol_in; PTR data; asection *input_section; bfd *output_bfd; - char **error_message; + char **error_message ATTRIBUTE_UNUSED; { unsigned long insn; bfd_vma sym_value; - enum sh_reloc_type r_type; + enum elf_sh_reloc_type r_type; bfd_vma addr = reloc_entry->address; bfd_byte *hit_data = addr + (bfd_byte *) data; - r_type = (enum sh_reloc_type) reloc_entry->howto->type; + r_type = (enum elf_sh_reloc_type) reloc_entry->howto->type; if (output_bfd != NULL) { @@ -423,9 +1672,7 @@ sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, /* 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)) + if (r_type == R_SH_IND12W && (symbol_in->flags & BSF_LOCAL) != 0) return bfd_reloc_ok; if (symbol_in != NULL @@ -433,8 +1680,8 @@ sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, return bfd_reloc_undefined; if (bfd_is_com_section (symbol_in->section)) - sym_value = 0; - else + sym_value = 0; + else sym_value = (symbol_in->value + symbol_in->section->output_section->vma + symbol_in->section->output_offset); @@ -444,7 +1691,7 @@ sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, case R_SH_DIR32: insn = bfd_get_32 (abfd, hit_data); insn += sym_value + reloc_entry->addend; - bfd_put_32 (abfd, insn, hit_data); + bfd_put_32 (abfd, (bfd_vma) insn, hit_data); break; case R_SH_IND12W: insn = bfd_get_16 (abfd, hit_data); @@ -457,7 +1704,7 @@ sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, if (insn & 0x800) sym_value -= 0x1000; insn = (insn & 0xf000) | (sym_value & 0xfff); - bfd_put_16 (abfd, insn, hit_data); + bfd_put_16 (abfd, (bfd_vma) insn, hit_data); if (sym_value < (bfd_vma) -0x1000 || sym_value >= 0x1000) return bfd_reloc_overflow; break; @@ -475,13 +1722,13 @@ sh_elf_reloc (abfd, reloc_entry, symbol_in, data, input_section, output_bfd, static bfd_reloc_status_type sh_elf_ignore_reloc (abfd, reloc_entry, symbol, data, input_section, output_bfd, error_message) - bfd *abfd; + bfd *abfd ATTRIBUTE_UNUSED; arelent *reloc_entry; - asymbol *symbol; - PTR data; + asymbol *symbol ATTRIBUTE_UNUSED; + PTR data ATTRIBUTE_UNUSED; asection *input_section; bfd *output_bfd; - char **error_message; + char **error_message ATTRIBUTE_UNUSED; { if (output_bfd != NULL) reloc_entry->address += input_section->output_offset; @@ -492,7 +1739,7 @@ sh_elf_ignore_reloc (abfd, reloc_entry, symbol, data, input_section, struct elf_reloc_map { - unsigned char bfd_reloc_val; + bfd_reloc_code_real_type bfd_reloc_val; unsigned char elf_reloc_val; }; @@ -508,6 +1755,7 @@ static const struct elf_reloc_map sh_reloc_map[] = { 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 }, @@ -515,7 +1763,71 @@ static const struct elf_reloc_map sh_reloc_map[] = { 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_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_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 @@ -523,7 +1835,7 @@ static const struct elf_reloc_map sh_reloc_map[] = static reloc_howto_type * sh_elf_reloc_type_lookup (abfd, code) - bfd *abfd; + bfd *abfd ATTRIBUTE_UNUSED; bfd_reloc_code_real_type code; { unsigned int i; @@ -541,7 +1853,7 @@ sh_elf_reloc_type_lookup (abfd, code) static void sh_elf_info_to_howto (abfd, cache_ptr, dst) - bfd *abfd; + bfd *abfd ATTRIBUTE_UNUSED; arelent *cache_ptr; Elf_Internal_Rela *dst; { @@ -550,7 +1862,10 @@ sh_elf_info_to_howto (abfd, cache_ptr, dst) r = ELF32_R_TYPE (dst->r_info); BFD_ASSERT (r < (unsigned int) R_SH_max); - BFD_ASSERT (r < FIRST_INVALID_RELOC || r > LAST_INVALID_RELOC); + 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); cache_ptr->howto = &sh_elf_howto_table[r]; } @@ -563,9 +1878,9 @@ sh_elf_info_to_howto (abfd, cache_ptr, dst) 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. */ + they come from enum elf_sh_reloc_type in include/elf/sh.h. */ -static boolean +static boolean sh_elf_relax_section (abfd, sec, link_info, again) bfd *abfd; asection *sec; @@ -573,6 +1888,7 @@ sh_elf_relax_section (abfd, sec, link_info, again) boolean *again; { Elf_Internal_Shdr *symtab_hdr; + Elf_Internal_Shdr *shndx_hdr; Elf_Internal_Rela *internal_relocs; Elf_Internal_Rela *free_relocs = NULL; boolean have_code; @@ -581,6 +1897,7 @@ sh_elf_relax_section (abfd, sec, link_info, again) bfd_byte *free_contents = NULL; Elf32_External_Sym *extsyms = NULL; Elf32_External_Sym *free_extsyms = NULL; + Elf_External_Sym_Shndx *shndx_buf = NULL; *again = false; @@ -589,12 +1906,21 @@ sh_elf_relax_section (abfd, sec, link_info, again) || 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; + shndx_hdr = &elf_tdata (abfd)->symtab_shndx_hdr; internal_relocs = (_bfd_elf32_link_read_relocs (abfd, sec, (PTR) NULL, (Elf_Internal_Rela *) NULL, @@ -645,8 +1971,8 @@ sh_elf_relax_section (abfd, sec, link_info, again) 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_get_filename (abfd), + (*_bfd_error_handler) (_("%s: 0x%lx: warning: bad R_SH_USES offset"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset); continue; } @@ -657,25 +1983,25 @@ sh_elf_relax_section (abfd, sec, link_info, again) 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)); + (_("%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. */ + 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; + 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_get_filename (abfd), (unsigned long) irel->r_offset)); + (_("%s: 0x%lx: warning: bad R_SH_USES load offset"), + bfd_archive_filename (abfd), (unsigned long) irel->r_offset)); continue; } @@ -689,8 +2015,8 @@ sh_elf_relax_section (abfd, sec, link_info, again) if (irelfn >= irelend) { ((*_bfd_error_handler) - ("%s: 0x%lx: warning: could not find expected reloc", - bfd_get_filename (abfd), (unsigned long) paddr)); + (_("%s: 0x%lx: warning: could not find expected reloc"), + bfd_archive_filename (abfd), (unsigned long) paddr)); continue; } @@ -701,33 +2027,54 @@ sh_elf_relax_section (abfd, sec, link_info, again) extsyms = (Elf32_External_Sym *) symtab_hdr->contents; else { - extsyms = ((Elf32_External_Sym *) - bfd_malloc (symtab_hdr->sh_size)); + bfd_size_type amt; + + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf32_External_Sym); + extsyms = (Elf32_External_Sym *) bfd_malloc (amt); if (extsyms == NULL) goto error_return; free_extsyms = extsyms; if (bfd_seek (abfd, symtab_hdr->sh_offset, SEEK_SET) != 0 - || (bfd_read (extsyms, 1, symtab_hdr->sh_size, abfd) - != symtab_hdr->sh_size)) + || bfd_bread ((PTR) extsyms, amt, abfd) != amt) + goto error_return; + symtab_hdr->contents = (bfd_byte *) extsyms; + } + + if (shndx_hdr->sh_size != 0) + { + bfd_size_type amt; + + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf_External_Sym_Shndx); + shndx_buf = (Elf_External_Sym_Shndx *) bfd_malloc (amt); + if (shndx_buf == NULL) + goto error_return; + if (bfd_seek (abfd, shndx_hdr->sh_offset, SEEK_SET) != 0 + || bfd_bread ((PTR) shndx_buf, amt, abfd) != amt) goto error_return; + shndx_hdr->contents = (bfd_byte *) shndx_buf; } } /* 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. */ + Elf32_External_Sym *esym; + Elf_External_Sym_Shndx *shndx; Elf_Internal_Sym isym; - /* A local symbol. */ - bfd_elf32_swap_symbol_in (abfd, - extsyms + ELF32_R_SYM (irelfn->r_info), - &isym); + esym = extsyms + ELF32_R_SYM (irelfn->r_info); + shndx = shndx_buf + (shndx_buf ? ELF32_R_SYM (irelfn->r_info) : 0); + bfd_elf32_swap_symbol_in (abfd, esym, shndx, &isym); - if (isym.st_shndx != _bfd_elf_section_from_bfd_section (abfd, sec)) + 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_get_filename (abfd), (unsigned long) paddr)); + (_("%s: 0x%lx: warning: symbol in unexpected section"), + bfd_archive_filename (abfd), (unsigned long) paddr)); continue; } @@ -787,7 +2134,6 @@ sh_elf_relax_section (abfd, sec, link_info, again) elf_section_data (sec)->this_hdr.contents = contents; free_contents = NULL; - symtab_hdr->contents = (bfd_byte *) extsyms; free_extsyms = NULL; /* Replace the jsr with a bsr. */ @@ -801,7 +2147,7 @@ sh_elf_relax_section (abfd, sec, link_info, again) it will be handled here like other internal IND12W relocs. */ bfd_put_16 (abfd, - 0xb000 | ((foff >> 1) & 0xfff), + (bfd_vma) 0xb000 | ((foff >> 1) & 0xfff), contents + irel->r_offset); } else @@ -809,7 +2155,7 @@ sh_elf_relax_section (abfd, sec, link_info, again) /* 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); + bfd_put_16 (abfd, (bfd_vma) 0xb000, contents + irel->r_offset); } /* See if there is another R_SH_USES reloc referring to the same @@ -848,8 +2194,8 @@ sh_elf_relax_section (abfd, sec, link_info, again) if (irelcount >= irelend) { ((*_bfd_error_handler) - ("%s: 0x%lx: warning: could not find expected COUNT reloc", - bfd_get_filename (abfd), (unsigned long) paddr)); + (_("%s: 0x%lx: warning: could not find expected COUNT reloc"), + bfd_archive_filename (abfd), (unsigned long) paddr)); continue; } @@ -857,8 +2203,8 @@ sh_elf_relax_section (abfd, sec, link_info, again) just deleted one. */ if (irelcount->r_addend == 0) { - ((*_bfd_error_handler) ("%s: 0x%lx: warning: bad count", - bfd_get_filename (abfd), + ((*_bfd_error_handler) (_("%s: 0x%lx: warning: bad count"), + bfd_archive_filename (abfd), (unsigned long) paddr)); continue; } @@ -913,16 +2259,12 @@ sh_elf_relax_section (abfd, sec, link_info, again) elf_section_data (sec)->this_hdr.contents = contents; free_contents = NULL; - symtab_hdr->contents = (bfd_byte *) extsyms; free_extsyms = NULL; } } if (free_relocs != NULL) - { - free (free_relocs); - free_relocs = NULL; - } + free (free_relocs); if (free_contents != NULL) { @@ -933,19 +2275,21 @@ sh_elf_relax_section (abfd, sec, link_info, again) /* Cache the section contents for elf_link_input_bfd. */ elf_section_data (sec)->this_hdr.contents = contents; } - free_contents = NULL; + } + + if (shndx_buf != NULL) + { + shndx_hdr->contents = NULL; + free (shndx_buf); } 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; + symtab_hdr->contents = NULL; + free (free_extsyms); } - free_extsyms = NULL; } return true; @@ -955,8 +2299,17 @@ sh_elf_relax_section (abfd, sec, link_info, again) free (free_relocs); if (free_contents != NULL) free (free_contents); + if (shndx_buf != NULL) + { + shndx_hdr->contents = NULL; + free (shndx_buf); + } if (free_extsyms != NULL) - free (free_extsyms); + { + symtab_hdr->contents = NULL; + free (free_extsyms); + } + return false; } @@ -972,20 +2325,27 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) int count; { Elf_Internal_Shdr *symtab_hdr; + Elf_Internal_Shdr *shndx_hdr; Elf32_External_Sym *extsyms; - int shndx, index; + unsigned int sec_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; + Elf_External_Sym_Shndx *shndx_buf, *shndx; + 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; extsyms = (Elf32_External_Sym *) symtab_hdr->contents; - shndx = _bfd_elf_section_from_bfd_section (abfd, sec); + shndx_hdr = &elf_tdata (abfd)->symtab_shndx_hdr; + shndx_buf = (Elf_External_Sym_Shndx *) shndx_hdr->contents; + + sec_shndx = _bfd_elf_section_from_bfd_section (abfd, sec); contents = elf_section_data (sec)->this_hdr.contents; @@ -1010,7 +2370,8 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) } /* Actually delete the bytes. */ - memmove (contents + addr, contents + addr + count, toaddr - addr - count); + memmove (contents + addr, contents + addr + count, + (size_t) (toaddr - addr - count)); if (irelalign == NULL) sec->_cooked_size -= count; else @@ -1021,7 +2382,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) BFD_ASSERT ((count & 1) == 0); for (i = 0; i < count; i += 2) - bfd_put_16 (abfd, NOP_OPCODE, contents + toaddr - count + i); + bfd_put_16 (abfd, (bfd_vma) NOP_OPCODE, contents + toaddr - count + i); } /* Adjust all the relocs. */ @@ -1057,7 +2418,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) /* 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)) + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) { default: break; @@ -1071,7 +2432,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) break; } - switch ((enum sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) { default: start = stop = addr; @@ -1084,10 +2445,11 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) 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 + esym = extsyms + ELF32_R_SYM (irel->r_info); + shndx = shndx_buf + (shndx_buf ? ELF32_R_SYM (irel->r_info) : 0); + bfd_elf32_swap_symbol_in (abfd, esym, shndx, &sym); + + if (sym.st_shndx == sec_shndx && (sym.st_value <= addr || sym.st_value >= toaddr)) { @@ -1095,7 +2457,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) val = bfd_get_32 (abfd, contents + nraddr); val += sym.st_value; - if (val >= addr && val < toaddr) + if (val > addr && val < toaddr) bfd_put_32 (abfd, val - count, contents + nraddr); } } @@ -1128,20 +2490,23 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) case R_SH_DIR8WPL: off = insn & 0xff; - stop = (start &~ (bfd_vma) 3) + 4 + off * 4; + 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_offset field holds the difference between the reloc + 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. */ + 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. */ - start = irel->r_offset; - stop = (bfd_vma) ((bfd_signed_vma) start - (long) irel->r_addend); + stop = irel->r_offset; + start = (bfd_vma) ((bfd_signed_vma) stop - (long) irel->r_addend); if (start > addr && start < toaddr @@ -1152,10 +2517,10 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) && (start <= addr || start >= toaddr)) irel->r_addend -= count; - start = stop; - 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); @@ -1185,7 +2550,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) { oinsn = insn; overflow = false; - switch ((enum sh_reloc_type) ELF32_R_TYPE (irel->r_info)) + switch ((enum elf_sh_reloc_type) ELF32_R_TYPE (irel->r_info)) { default: abort (); @@ -1196,14 +2561,14 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) insn += adjust / 2; if ((oinsn & 0xff00) != (insn & 0xff00)) overflow = true; - bfd_put_16 (abfd, insn, contents + nraddr); + 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, insn, contents + nraddr); + bfd_put_16 (abfd, (bfd_vma) insn, contents + nraddr); break; case R_SH_DIR8WPL: @@ -1217,19 +2582,26 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) } if ((oinsn & 0xff00) != (insn & 0xff00)) overflow = true; - bfd_put_16 (abfd, insn, contents + nraddr); + 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, voff, contents + nraddr); + bfd_put_signed_16 (abfd, (bfd_vma) voff, contents + nraddr); break; case R_SH_SWITCH32: voff += adjust; - bfd_put_signed_32 (abfd, voff, contents + nraddr); + bfd_put_signed_32 (abfd, (bfd_vma) voff, contents + nraddr); break; case R_SH_USES: @@ -1240,8 +2612,8 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) if (overflow) { ((*_bfd_error_handler) - ("%s: 0x%lx: fatal: reloc overflow while relaxing", - bfd_get_filename (abfd), (unsigned long) irel->r_offset)); + (_("%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; } @@ -1279,17 +2651,68 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) { Elf_Internal_Sym sym; + /* 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; - bfd_elf32_swap_symbol_in (abfd, - extsyms + ELF32_R_SYM (irelscan->r_info), - &sym); - if (sym.st_shndx == shndx + esym = extsyms + ELF32_R_SYM (irelscan->r_info); + shndx = shndx_buf + (shndx_buf ? ELF32_R_SYM (irelscan->r_info) : 0); + bfd_elf32_swap_symbol_in (abfd, esym, shndx, &sym); + + if (sym.st_shndx == sec_shndx && (sym.st_value <= addr || sym.st_value >= toaddr)) { @@ -1318,7 +2741,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) val = bfd_get_32 (abfd, ocontents + irelscan->r_offset); val += sym.st_value; - if (val >= addr && val < toaddr) + if (val > addr && val < toaddr) bfd_put_32 (abfd, val - count, ocontents + irelscan->r_offset); } @@ -1326,40 +2749,40 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) } /* Adjust the local symbols defined in this section. */ + shndx = shndx_buf; esym = extsyms; esymend = esym + symtab_hdr->sh_info; - for (; esym < esymend; esym++) + for (; esym < esymend; esym++, shndx = (shndx ? shndx + 1 : NULL)) { Elf_Internal_Sym isym; + Elf_External_Sym_Shndx dummy; - bfd_elf32_swap_symbol_in (abfd, esym, &isym); + bfd_elf32_swap_symbol_in (abfd, esym, shndx, &isym); - if (isym.st_shndx == shndx + if (isym.st_shndx == sec_shndx && isym.st_value > addr && isym.st_value < toaddr) { isym.st_value -= count; - bfd_elf32_swap_symbol_out (abfd, &isym, esym); + bfd_elf32_swap_symbol_out (abfd, &isym, (PTR) esym, (PTR) &dummy); } } /* Now adjust the global symbols defined in this section. */ - esym = extsyms + symtab_hdr->sh_info; - esymend = extsyms + (symtab_hdr->sh_size / sizeof (Elf32_External_Sym)); - for (index = 0; esym < esymend; esym++, index++) + 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++) { - Elf_Internal_Sym isym; - - bfd_elf32_swap_symbol_in (abfd, esym, &isym); - sym_hash = elf_sym_hashes (abfd)[index]; - if (isym.st_shndx == shndx - && ((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) + 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; + sym_hash->root.u.def.value -= count; } } @@ -1376,7 +2799,7 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) { /* Tail recursion. */ return sh_elf_relax_delete_bytes (abfd, sec, alignaddr, - alignto - alignaddr); + (int) (alignto - alignaddr)); } } @@ -1388,22 +2811,25 @@ sh_elf_relax_delete_bytes (abfd, sec, addr, count) static boolean sh_elf_align_loads (abfd, sec, internal_relocs, contents, pswapped) - bfd *abfd; + bfd *abfd ATTRIBUTE_UNUSED; asection *sec; Elf_Internal_Rela *internal_relocs; - bfd_byte *contents; + bfd_byte *contents ATTRIBUTE_UNUSED; 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. */ - labels = (bfd_vma *) bfd_malloc (sec->reloc_count * sizeof (bfd_vma)); + amt = sec->reloc_count; + amt *= sizeof (bfd_vma); + labels = (bfd_vma *) bfd_malloc (amt); if (labels == NULL) goto error_return; label_end = labels; @@ -1472,20 +2898,20 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) /* 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); + 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 sh_reloc_type type; + 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 sh_reloc_type) ELF32_R_TYPE (irel->r_info); + 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 @@ -1542,7 +2968,7 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) insn += add / 2; if ((oinsn & 0xff00) != (insn & 0xff00)) overflow = true; - bfd_put_16 (abfd, insn, loc); + bfd_put_16 (abfd, (bfd_vma) insn, loc); break; case R_SH_IND12W: @@ -1551,7 +2977,7 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) insn += add / 2; if ((oinsn & 0xf000) != (insn & 0xf000)) overflow = true; - bfd_put_16 (abfd, insn, loc); + bfd_put_16 (abfd, (bfd_vma) insn, loc); break; case R_SH_DIR8WPL: @@ -1568,7 +2994,7 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) insn += add / 2; if ((oinsn & 0xff00) != (insn & 0xff00)) overflow = true; - bfd_put_16 (abfd, insn, loc); + bfd_put_16 (abfd, (bfd_vma) insn, loc); } break; @@ -1577,8 +3003,8 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) if (overflow) { ((*_bfd_error_handler) - ("%s: 0x%lx: fatal: reloc overflow while relaxing", - bfd_get_filename (abfd), (unsigned long) irel->r_offset)); + (_("%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; } @@ -1588,6 +3014,1043 @@ sh_elf_swap_insns (abfd, sec, relocs, contents, addr) 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, 0x46, 0x00, /* ptabs r17, 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, 0x46, 0xf1, 0x6b, /* ptabs r17, 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, 0xca, 0x45, 0x10, /* sub.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, 0xca, 0x00, /* sub.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 (output_bfd, value, addr) + 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 strutcures, 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 tempoline 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 in check_relocs for each symbol. This is so that + it can discard PC relative relocs if it doesn't need them when + linking with -Bsymbolic. We store the information in a field + extending the regular ELF linker hash table. */ + +/* This structure keeps track of the number of PC relative relocs we + have copied for a given symbol. */ + +struct elf_sh_pcrel_relocs_copied +{ + /* Next section. */ + struct elf_sh_pcrel_relocs_copied *next; + /* A section in dynobj. */ + asection *section; + /* Number of relocs copied in this section. */ + bfd_size_type count; +}; + +/* sh ELF linker hash entry. */ + +struct elf_sh_link_hash_entry +{ + struct elf_link_hash_entry root; + +#ifdef INCLUDE_SHMEDIA + bfd_vma datalabel_got_offset; +#endif + + /* Number of PC relative relocs copied for this symbol. */ + struct elf_sh_pcrel_relocs_copied *pcrel_relocs_copied; +}; + +/* sh ELF linker hash table. */ + +struct elf_sh_link_hash_table +{ + struct elf_link_hash_table root; +}; + +/* Declare this now that the above structures are defined. */ + +static boolean sh_elf_discard_copies + PARAMS ((struct elf_sh_link_hash_entry *, PTR)); + +/* Traverse an sh ELF linker hash table. */ + +#define sh_elf_link_hash_traverse(table, func, info) \ + (elf_link_hash_traverse \ + (&(table)->root, \ + (boolean (*) PARAMS ((struct elf_link_hash_entry *, PTR))) (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 (entry, table, string) + 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->pcrel_relocs_copied = NULL; +#ifdef INCLUDE_SHMEDIA + ret->datalabel_got_offset = (bfd_vma) -1; +#endif + } + + 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 (abfd) + 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_alloc (abfd, 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)) + { + bfd_release (abfd, ret); + return NULL; + } + + return &ret->root.root; +} + +/* Create dynamic sections when linking against a dynamic object. */ + +static boolean +sh_elf_create_dynamic_sections (abfd, info) + bfd *abfd; + struct bfd_link_info *info; +{ + flagword flags, pltflags; + register asection *s; + struct elf_backend_data *bed = get_elf_backend_data (abfd); + int ptralign = 0; + + 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; + } + + /* 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"); + 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 = 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, + (struct bfd_link_hash_entry **) &h))) + return false; + 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"); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return false; + + if (! _bfd_elf_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); + 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"); + 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")); + if (s == NULL + || ! bfd_set_section_flags (abfd, s, flags | SEC_READONLY) + || ! bfd_set_section_alignment (abfd, s, ptralign)) + return false; + } + } + + return true; +} + +/* 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 boolean +sh_elf_adjust_dynamic_symbol (info, h) + struct bfd_link_info *info; + struct elf_link_hash_entry *h; +{ + bfd *dynobj; + asection *s; + unsigned int power_of_two; + + dynobj = elf_hash_table (info)->dynobj; + + /* Make sure we know what is going on here. */ + BFD_ASSERT (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 (! info->shared + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) == 0 + && (h->elf_link_hash_flags & ELF_LINK_HASH_REF_DYNAMIC) == 0) + { + /* 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. */ + BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0); + return true; + } + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf32_link_record_dynamic_symbol (info, h)) + return false; + } + + s = bfd_get_section_by_name (dynobj, ".plt"); + BFD_ASSERT (s != NULL); + + /* 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; + + /* 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 = s->_raw_size; + } + + h->plt.offset = s->_raw_size; + + /* Make room for this entry. */ + s->_raw_size += elf_sh_sizeof_plt (info); + + /* We also need to make an entry in the .got.plt section, which + will be placed in the .got section by the linker script. */ + + s = bfd_get_section_by_name (dynobj, ".got.plt"); + BFD_ASSERT (s != NULL); + s->_raw_size += 4; + + /* We also need to make an entry in the .rela.plt section. */ + + s = bfd_get_section_by_name (dynobj, ".rela.plt"); + BFD_ASSERT (s != NULL); + s->_raw_size += sizeof (Elf32_External_Rela); + + return true; + } + + /* 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; + 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; + + /* 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 = bfd_get_section_by_name (dynobj, ".dynbss"); + 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 = bfd_get_section_by_name (dynobj, ".rela.bss"); + 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 (dynobj, s)) + { + if (! bfd_set_section_alignment (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; +} + +/* Set the sizes of the dynamic sections. */ + +static boolean +sh_elf_size_dynamic_sections (output_bfd, info) + bfd *output_bfd ATTRIBUTE_UNUSED; + struct bfd_link_info *info; +{ + bfd *dynobj; + asection *s; + boolean plt; + boolean relocs; + + dynobj = elf_hash_table (info)->dynobj; + BFD_ASSERT (dynobj != NULL); + + if (elf_hash_table (info)->dynamic_sections_created) + { + /* Set the contents of the .interp section to the interpreter. */ + if (! info->shared) + { + 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; + } + } + else + { + /* We may have created entries in the .rela.got section. + However, if we are not creating the dynamic sections, we will + not actually use these entries. Reset the size of .rela.got, + which will cause it to get stripped from the output file + below. */ + s = bfd_get_section_by_name (dynobj, ".rela.got"); + if (s != NULL) + s->_raw_size = 0; + } + + /* If this is a -Bsymbolic shared link, then we need to discard all + PC relative relocs against symbols defined in a regular object. + We allocated space for them in the check_relocs routine, but we + will not fill them in in the relocate_section routine. */ + if (info->shared && info->symbolic) + sh_elf_link_hash_traverse (sh_elf_hash_table (info), + sh_elf_discard_copies, + (PTR) NULL); + + /* The check_relocs and adjust_dynamic_symbol entry points have + determined the sizes of the various dynamic sections. Allocate + memory for them. */ + plt = false; + relocs = false; + for (s = dynobj->sections; s != NULL; s = s->next) + { + const char *name; + boolean strip; + + if ((s->flags & SEC_LINKER_CREATED) == 0) + continue; + + /* It's OK to base decisions on the section name, because none + of the dynobj section names depend upon the input files. */ + name = bfd_get_section_name (dynobj, s); + + strip = false; + + if (strcmp (name, ".plt") == 0) + { + if (s->_raw_size == 0) + { + /* Strip this section if we don't need it; see the + comment below. */ + strip = true; + } + else + { + /* Remember whether there is a PLT. */ + plt = true; + } + } + else if (strncmp (name, ".rela", 5) == 0) + { + 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. */ + strip = true; + } + else + { + /* Remember whether there are any reloc sections other + than .rela.plt. */ + if (strcmp (name, ".rela.plt") != 0) + 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 if (strncmp (name, ".got", 4) != 0) + { + /* It's not one of our sections, so don't allocate space. */ + continue; + } + + if (strip) + { + _bfd_strip_section_from_output (info, s); + continue; + } + + /* Allocate memory for the section contents. */ + s->contents = (bfd_byte *) bfd_alloc (dynobj, s->_raw_size); + if (s->contents == NULL && s->_raw_size != 0) + return false; + } + + if (elf_hash_table (info)->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_elf32_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL)) + + if (! info->shared) + { + if (!add_dynamic_entry (DT_DEBUG, 0)) + return false; + } + + if (plt) + { + 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 ((info->flags & DF_TEXTREL) != 0) + { + if (!add_dynamic_entry (DT_TEXTREL, 0)) + return false; + } + } +#undef add_dynamic_entry + + return true; +} + +/* This function is called via sh_elf_link_hash_traverse if we are + creating a shared object with -Bsymbolic. It discards the space + allocated to copy PC relative relocs against symbols which are + defined in regular objects. We allocated space for them in the + check_relocs routine, but we won't fill them in in the + relocate_section routine. */ + +static boolean +sh_elf_discard_copies (h, ignore) + struct elf_sh_link_hash_entry *h; + PTR ignore ATTRIBUTE_UNUSED; +{ + struct elf_sh_pcrel_relocs_copied *s; + + if (h->root.root.type == bfd_link_hash_warning) + h = (struct elf_sh_link_hash_entry *) h->root.root.u.i.link; + + /* We only discard relocs for symbols defined in a regular object. */ + if ((h->root.elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) + return true; + + for (s = h->pcrel_relocs_copied; s != NULL; s = s->next) + s->section->_raw_size -= s->count * sizeof (Elf32_External_Rela); + + return true; +} + /* Relocate an SH ELF section. */ static boolean @@ -1605,9 +4068,22 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section, Elf_Internal_Shdr *symtab_hdr; 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; symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; sym_hashes = elf_sym_hashes (input_bfd); + dynobj = elf_hash_table (info)->dynobj; + local_got_offsets = elf_local_got_offsets (input_bfd); + + sgot = NULL; + sgotplt = NULL; + splt = NULL; + sreloc = NULL; rel = relocs; relend = relocs + input_section->reloc_count; @@ -1620,104 +4096,701 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section, 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; r_symndx = ELF32_R_SYM (rel->r_info); - 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; - } - } - - continue; - } - r_type = ELF32_R_TYPE (rel->r_info); /* Many of the relocs are only used for relaxing, and are handled entirely by the relaxation code. */ - if (r_type > (int) LAST_INVALID_RELOC) + if (r_type > (int) R_SH_LAST_INVALID_RELOC + && r_type < (int) R_SH_LOOP_START) + continue; + if (r_type == (int) R_SH_NONE) continue; if (r_type < 0 - || r_type >= (int) FIRST_INVALID_RELOC) + || 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_2 + && r_type <= (int) R_SH_LAST_INVALID_RELOC_2)) { bfd_set_error (bfd_error_bad_value); return false; } - /* 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; - howto = sh_elf_howto_table + r_type; - /* This is a final link. */ + /* For relocs that aren't partial_inplace, we get the addend from + the relocation. */ + if (! howto->partial_inplace) + addend = rel->r_addend; + h = NULL; sym = NULL; sec = NULL; if (r_symndx < symtab_hdr->sh_info) { - /* 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); + /* 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->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. */ + 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; + + 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; + } + + continue; + } + else if (! howto->partial_inplace) + { + 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 (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; + } } else { + /* Section symbol are never (?) placed in the hash table, so + we can just ignore hash relocations when creating a + relocateable object file. */ + if (info->relocateable) + 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) - h = (struct elf_link_hash_entry *) h->root.u.i.link; + { +#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) { sec = h->root.u.def.section; - relocation = (h->root.u.def.value - + sec->output_section->vma - + sec->output_offset); + /* 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) + && elf_hash_table (info)->dynamic_sections_created + && (! 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 + && !(ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN)) + || 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))) + relocation = 0; + else if (sec->output_section == NULL) + { + (*_bfd_error_handler) + (_("%s: warning: 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)); + relocation = 0; + } + 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->shared + && (!info->symbolic || info->allow_shlib_undefined) + && !info->no_undefined) + relocation = 0; else { if (! ((*info->callbacks->undefined_symbol) (info, h->root.root.string, input_bfd, - input_section, rel->r_offset))) + input_section, rel->r_offset, true))) return false; relocation = 0; } } - /* FIXME: This is how the COFF relocations work. */ - if (r_type == (int) R_SH_IND12W) - relocation -= 4; + switch ((int) r_type) + { + 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; + + case R_SH_IND12W: + relocation -= 4; + 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; + + 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_DIR32: + case R_SH_REL32: + if (info->shared + && r_symndx != 0 + && (input_section->flags & SEC_ALLOC) != 0 + && (r_type != R_SH_REL32 + || (h != NULL + && h->dynindx != -1 + && (! info->symbolic + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + { + Elf_Internal_Rela outrel; + boolean skip, relocate; + + /* 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); + } + 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); + } + } + + bfd_elf32_swap_reloca_out (output_bfd, &outrel, + (((Elf32_External_Rela *) + sreloc->contents) + + sreloc->reloc_count)); + ++sreloc->reloc_count; + + /* 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 + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN + || ! 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. */ + if (sgotplt == NULL) + { + sgotplt = bfd_get_section_by_name (dynobj, ".got.plt"); + 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. */ + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } + + if (h != NULL) + { + bfd_vma off; + + 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); + + if (! elf_hash_table (info)->dynamic_sections_created + || (info->shared + && (info->symbolic || h->dynindx == -1 + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))) + { + /* 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 + { + bfd_vma off; + +#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)); + + 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); + + off = local_got_offsets[r_symndx]; +#ifdef INCLUDE_SHMEDIA + } +#endif + + /* 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) + { + asection *srelgot; + Elf_Internal_Rela outrel; + + 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; + bfd_elf32_swap_reloca_out (output_bfd, &outrel, + (((Elf32_External_Rela *) + srelgot->contents) + + srelgot->reloc_count)); + ++srelgot->reloc_count; + } + +#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. */ + + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } - /* 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); + /* 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. */ + + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + 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 (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + 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; + } + + if (splt == NULL) + { + splt = bfd_get_section_by_name (dynobj, ".plt"); + 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; + } + } + + relocation_done: if (r != bfd_reloc_ok) { switch (r) @@ -1758,7 +4831,7 @@ sh_elf_relocate_section (output_bfd, info, input_bfd, input_section, static bfd_byte * sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, - data, relocateable, symbols) + data, relocateable, symbols) bfd *output_bfd; struct bfd_link_info *link_info; struct bfd_link_order *link_order; @@ -1767,11 +4840,14 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, asymbol **symbols; { Elf_Internal_Shdr *symtab_hdr; + Elf_Internal_Shdr *shndx_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_External_Sym_Shndx *shndx_buf = NULL; + Elf_External_Sym_Shndx *shndx; Elf_Internal_Sym *internal_syms = NULL; /* We only need to handle the case of relaxing, or of having a @@ -1784,9 +4860,10 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, symbols); symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr; + shndx_hdr = &elf_tdata (input_bfd)->symtab_shndx_hdr; memcpy (data, elf_section_data (input_section)->this_hdr.contents, - input_section->_raw_size); + (size_t) input_section->_raw_size); if ((input_section->flags & SEC_RELOC) != 0 && input_section->reloc_count > 0) @@ -1794,20 +4871,31 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, Elf_Internal_Sym *isymp; asection **secpp; Elf32_External_Sym *esym, *esymend; + bfd_size_type amt; if (symtab_hdr->contents != NULL) external_syms = (Elf32_External_Sym *) symtab_hdr->contents; - else + else if (symtab_hdr->sh_info != 0) { - external_syms = ((Elf32_External_Sym *) - bfd_malloc (symtab_hdr->sh_info - * sizeof (Elf32_External_Sym))); - if (external_syms == NULL && symtab_hdr->sh_info > 0) + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf32_External_Sym); + external_syms = (Elf32_External_Sym *) bfd_malloc (amt); + if (external_syms == NULL) 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)))) + || bfd_bread ((PTR) external_syms, amt, input_bfd) != amt) + goto error_return; + } + + if (symtab_hdr->sh_info != 0 && shndx_hdr->sh_size != 0) + { + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf_External_Sym_Shndx); + shndx_buf = (Elf_External_Sym_Shndx *) bfd_malloc (amt); + if (shndx_buf == NULL) + goto error_return; + if (bfd_seek (input_bfd, shndx_hdr->sh_offset, SEEK_SET) != 0 + || bfd_bread ((PTR) shndx_buf, amt, input_bfd) != amt) goto error_return; } @@ -1817,40 +4905,35 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, if (internal_relocs == NULL) goto error_return; - internal_syms = ((Elf_Internal_Sym *) - bfd_malloc (symtab_hdr->sh_info - * sizeof (Elf_Internal_Sym))); - if (internal_syms == NULL && symtab_hdr->sh_info > 0) + amt = symtab_hdr->sh_info; + amt *= sizeof (Elf_Internal_Sym); + internal_syms = (Elf_Internal_Sym *) bfd_malloc (amt); + if (internal_syms == NULL && amt != 0) goto error_return; - sections = (asection **) bfd_malloc (symtab_hdr->sh_info - * sizeof (asection *)); - if (sections == NULL && symtab_hdr->sh_info > 0) + amt = symtab_hdr->sh_info; + amt *= sizeof (asection *); + sections = (asection **) bfd_malloc (amt); + if (sections == NULL && amt != 0) goto error_return; - isymp = internal_syms; - secpp = sections; - esym = external_syms; - esymend = esym + symtab_hdr->sh_info; - for (; esym < esymend; ++esym, ++isymp, ++secpp) + for (isymp = internal_syms, secpp = sections, shndx = shndx_buf, + esym = external_syms, esymend = esym + symtab_hdr->sh_info; + esym < esymend; + ++esym, ++isymp, ++secpp, shndx = (shndx ? shndx + 1 : NULL)) { asection *isec; - bfd_elf32_swap_symbol_in (input_bfd, esym, isymp); + bfd_elf32_swap_symbol_in (input_bfd, esym, shndx, isymp); 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; else - { - /* Who knows? */ - isec = NULL; - } + isec = bfd_section_from_elf_index (input_bfd, isymp->st_shndx); *secpp = isec; } @@ -1862,16 +4945,14 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, if (sections != NULL) free (sections); - sections = NULL; if (internal_syms != NULL) free (internal_syms); - internal_syms = NULL; + if (shndx_buf != NULL) + free (shndx_buf); 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; } return data; @@ -1880,6 +4961,8 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, if (internal_relocs != NULL && internal_relocs != elf_section_data (input_section)->relocs) free (internal_relocs); + if (shndx_buf != NULL) + free (shndx_buf); if (external_syms != NULL && symtab_hdr->contents == NULL) free (external_syms); if (internal_syms != NULL) @@ -1889,15 +4972,991 @@ sh_elf_get_relocated_section_contents (output_bfd, link_info, link_order, return NULL; } +static asection * +sh_elf_gc_mark_hook (abfd, info, rel, h, sym) + bfd *abfd; + 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)) + { + case R_SH_GNU_VTINHERIT: + case R_SH_GNU_VTENTRY: + break; + + default: + switch (h->root.type) + { + case bfd_link_hash_defined: + case bfd_link_hash_defweak: + return h->root.u.def.section; + + case bfd_link_hash_common: + return h->root.u.c.p->section; + + default: + break; + } + } + } + else + { + return bfd_section_from_elf_index (abfd, sym->st_shndx); + } + + return NULL; +} + +/* Update the got entry reference counts for the section being removed. */ + +static boolean +sh_elf_gc_sweep_hook (abfd, info, sec, relocs) + bfd *abfd ATTRIBUTE_UNUSED; + struct bfd_link_info *info ATTRIBUTE_UNUSED; + asection *sec ATTRIBUTE_UNUSED; + const Elf_Internal_Rela *relocs ATTRIBUTE_UNUSED; +{ + /* We use got and plt entries for sh, but it would seem that the + existing SH code does no sort of reference counting or whatnot on + its GOT and PLT entries, so it is not possible to garbage collect + them at this time. */ + return true; +} + +/* 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_check_relocs (abfd, info, sec, relocs) + 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, **sym_hashes_end; + const Elf_Internal_Rela *rel; + const Elf_Internal_Rela *rel_end; + bfd *dynobj; + bfd_vma *local_got_offsets; + asection *sgot; + asection *srelgot; + asection *sreloc; + + sgot = NULL; + srelgot = NULL; + sreloc = NULL; + + if (info->relocateable) + return true; + + 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; + + dynobj = elf_hash_table (info)->dynobj; + local_got_offsets = elf_local_got_offsets (abfd); + + rel_end = relocs + sec->reloc_count; + for (rel = relocs; rel < rel_end; rel++) + { + struct elf_link_hash_entry *h; + unsigned long r_symndx; + + r_symndx = ELF32_R_SYM (rel->r_info); + if (r_symndx < symtab_hdr->sh_info) + h = NULL; + else + h = sym_hashes[r_symndx - symtab_hdr->sh_info]; + + /* Some relocs require a global offset table. */ + if (dynobj == NULL) + { + switch (ELF32_R_TYPE (rel->r_info)) + { + 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 + elf_hash_table (info)->dynobj = dynobj = abfd; + if (! _bfd_elf_create_got_section (dynobj, info)) + return false; + break; + + default: + break; + } + } + + switch (ELF32_R_TYPE (rel->r_info)) + { + /* This relocation describes the C++ object vtable hierarchy. + Reconstruct it for later use during GC. */ + case R_SH_GNU_VTINHERIT: + if (!_bfd_elf32_gc_record_vtinherit (abfd, sec, h, rel->r_offset)) + return false; + break; + + /* This relocation describes which C++ vtable entries are actually + used. Record for later use during GC. */ + case R_SH_GNU_VTENTRY: + if (!_bfd_elf32_gc_record_vtentry (abfd, sec, h, rel->r_addend)) + return false; + break; + + 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 + /* This symbol requires a global offset table entry. */ + + if (sgot == NULL) + { + sgot = bfd_get_section_by_name (dynobj, ".got"); + BFD_ASSERT (sgot != NULL); + } + + if (srelgot == NULL + && (h != NULL || info->shared)) + { + srelgot = bfd_get_section_by_name (dynobj, ".rela.got"); + if (srelgot == NULL) + { + srelgot = bfd_make_section (dynobj, ".rela.got"); + if (srelgot == NULL + || ! bfd_set_section_flags (dynobj, srelgot, + (SEC_ALLOC + | SEC_LOAD + | SEC_HAS_CONTENTS + | SEC_IN_MEMORY + | SEC_LINKER_CREATED + | SEC_READONLY)) + || ! bfd_set_section_alignment (dynobj, srelgot, 2)) + return false; + } + } + + if (h != NULL) + { +#ifdef INCLUDE_SHMEDIA + if (h->type == STT_DATALABEL) + { + struct elf_sh_link_hash_entry *hsh; + + h = (struct elf_link_hash_entry *) h->root.u.i.link; + hsh = (struct elf_sh_link_hash_entry *)h; + if (hsh->datalabel_got_offset != (bfd_vma) -1) + break; + + hsh->datalabel_got_offset = sgot->_raw_size; + } + else + { +#endif + if (h->got.offset != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + h->got.offset = sgot->_raw_size; +#ifdef INCLUDE_SHMEDIA + } +#endif + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf32_link_record_dynamic_symbol (info, h)) + return false; + } + + srelgot->_raw_size += sizeof (Elf32_External_Rela); + } + else + { + /* This is a global offset table entry for a local + symbol. */ + if (local_got_offsets == NULL) + { + bfd_size_type size; + register unsigned int i; + + size = symtab_hdr->sh_info; + size *= sizeof (bfd_vma); +#ifdef INCLUDE_SHMEDIA + /* Reserve space for both the datalabel and + codelabel local GOT offsets. */ + size *= 2; +#endif + local_got_offsets = (bfd_vma *) bfd_alloc (abfd, size); + if (local_got_offsets == NULL) + return false; + elf_local_got_offsets (abfd) = local_got_offsets; + for (i = 0; i < symtab_hdr->sh_info; i++) + local_got_offsets[i] = (bfd_vma) -1; +#ifdef INCLUDE_SHMEDIA + for (; i < 2 * symtab_hdr->sh_info; i++) + local_got_offsets[i] = (bfd_vma) -1; +#endif + } +#ifdef INCLUDE_SHMEDIA + if ((rel->r_addend & 1) != 0) + { + if (local_got_offsets[symtab_hdr->sh_info + + r_symndx] != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + local_got_offsets[symtab_hdr->sh_info + + r_symndx] = sgot->_raw_size; + } + else + { +#endif + if (local_got_offsets[r_symndx] != (bfd_vma) -1) + { + /* We have already allocated space in the .got. */ + break; + } + local_got_offsets[r_symndx] = sgot->_raw_size; +#ifdef INCLUDE_SHMEDIA + } +#endif + + if (info->shared) + { + /* If we are generating a shared object, we need to + output a R_SH_RELATIVE reloc so that the dynamic + linker can adjust this GOT entry. */ + srelgot->_raw_size += sizeof (Elf32_External_Rela); + } + } + + sgot->_raw_size += 4; + + break; + + 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 + || ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN + || ! info->shared + || info->symbolic + || h->dynindx == -1 + || h->got.offset != (bfd_vma) -1) + goto force_got; + + /* Make sure this symbol is output as a dynamic symbol. */ + if (h->dynindx == -1) + { + if (! bfd_elf32_link_record_dynamic_symbol (info, h)) + return false; + } + + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + + break; + + 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; + + if (ELF_ST_VISIBILITY (h->other) == STV_INTERNAL + || ELF_ST_VISIBILITY (h->other) == STV_HIDDEN) + break; + + h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT; + + break; + + case R_SH_DIR32: + case R_SH_REL32: + if (h != NULL) + h->elf_link_hash_flags |= ELF_LINK_NON_GOT_REF; + + /* 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 + pcrel_relocs_copied field of the hash table entry. */ + if (info->shared + && (sec->flags & SEC_ALLOC) != 0 + && (ELF32_R_TYPE (rel->r_info) != R_SH_REL32 + || (h != NULL + && (! info->symbolic + || (h->elf_link_hash_flags + & ELF_LINK_HASH_DEF_REGULAR) == 0)))) + { + /* 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; + + 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; + + BFD_ASSERT (strncmp (name, ".rela", 5) == 0 + && strcmp (bfd_get_section_name (abfd, sec), + name + 5) == 0); + + sreloc = bfd_get_section_by_name (dynobj, name); + if (sreloc == NULL) + { + flagword flags; + + sreloc = bfd_make_section (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 (dynobj, sreloc, flags) + || ! bfd_set_section_alignment (dynobj, sreloc, 2)) + return false; + } + if (sec->flags & SEC_READONLY) + info->flags |= DF_TEXTREL; + } + + sreloc->_raw_size += sizeof (Elf32_External_Rela); + + /* If we are linking with -Bsymbolic, and this is a + global symbol, we count the number of PC relative + relocations we have entered for this symbol, so that + we can discard them again if the symbol is later + defined by a regular object. Note that this function + is only called if we are using an elf_sh linker + hash table, which means that h is really a pointer to + an elf_sh_link_hash_entry. */ + if (h != NULL && info->symbolic + && ELF32_R_TYPE (rel->r_info) == R_SH_REL32) + { + struct elf_sh_link_hash_entry *eh; + struct elf_sh_pcrel_relocs_copied *p; + + eh = (struct elf_sh_link_hash_entry *) h; + + for (p = eh->pcrel_relocs_copied; p != NULL; p = p->next) + if (p->section == sreloc) + break; + + if (p == NULL) + { + p = ((struct elf_sh_pcrel_relocs_copied *) + bfd_alloc (dynobj, (bfd_size_type) sizeof *p)); + if (p == NULL) + return false; + p->next = eh->pcrel_relocs_copied; + eh->pcrel_relocs_copied = p; + p->section = sreloc; + p->count = 0; + } + + ++p->count; + } + } + + break; + } + } + + return true; +} + +#ifndef sh_elf_set_mach_from_flags +static boolean +sh_elf_set_mach_from_flags (abfd) + 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_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; + 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. */ + +static boolean +sh_elf_set_private_flags (abfd, flags) + bfd *abfd; + flagword flags; +{ + BFD_ASSERT (! elf_flags_init (abfd) + || elf_elfheader (abfd)->e_flags == flags); + + 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 */ + +#ifndef sh_elf_copy_private_data +/* Copy backend specific data from one object module to another */ + +static boolean +sh_elf_copy_private_data (ibfd, obfd) + bfd * ibfd; + bfd * obfd; +{ + if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return true; + + return sh_elf_set_private_flags (obfd, elf_elfheader (ibfd)->e_flags); +} +#endif /* not sh_elf_copy_private_data */ + +#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. */ + +static boolean +sh_elf_merge_private_data (ibfd, obfd) + bfd *ibfd; + bfd *obfd; +{ + flagword old_flags, new_flags; + + if (_bfd_generic_verify_endian_match (ibfd, obfd) == false) + return false; + + if ( bfd_get_flavour (ibfd) != bfd_target_elf_flavour + || bfd_get_flavour (obfd) != bfd_target_elf_flavour) + return true; + + 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); + + return sh_elf_set_mach_from_flags (obfd); +} +#endif /* not sh_elf_merge_private_data */ + +/* Finish up dynamic symbol handling. We set the contents of various + dynamic sections here. */ + +static boolean +sh_elf_finish_dynamic_symbol (output_bfd, info, h, sym) + bfd *output_bfd; + struct bfd_link_info *info; + struct elf_link_hash_entry *h; + Elf_Internal_Sym *sym; +{ + bfd *dynobj; + + dynobj = elf_hash_table (info)->dynobj; + + 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; + + /* This symbol has an entry in the procedure linkage table. Set + it up. */ + + BFD_ASSERT (h->dynindx != -1); + + splt = bfd_get_section_by_name (dynobj, ".plt"); + sgot = bfd_get_section_by_name (dynobj, ".got.plt"); + srel = bfd_get_section_by_name (dynobj, ".rela.plt"); + 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 + got_offset -= GOT_BIAS; +#endif + + /* Fill in the entry in the procedure linkage table. */ + if (! info->shared) + { + 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))); + + movi_shori_putval (output_bfd, + (splt->output_section->vma + splt->output_offset), + (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 + { + 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 + 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 + } + +#ifdef GOT_BIAS + 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 + bfd_elf32_swap_reloca_out (output_bfd, &rel, + ((Elf32_External_Rela *) srel->contents + + plt_index)); + + if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0) + { + /* Mark the symbol as undefined, rather than as defined in + the .plt section. Leave the value alone. */ + sym->st_shndx = SHN_UNDEF; + } + } + + if (h->got.offset != (bfd_vma) -1) + { + asection *sgot; + asection *srel; + Elf_Internal_Rela rel; + + /* This symbol has an entry in the global offset table. Set it + up. */ + + sgot = bfd_get_section_by_name (dynobj, ".got"); + srel = bfd_get_section_by_name (dynobj, ".rela.got"); + 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 -Bsymbolic link, and the symbol is defined + locally, we just want to emit a RELATIVE reloc. Likewise if + the symbol was forced to be local because of a version file. + The entry in the global offset table will already have been + initialized in the relocate_section function. */ + if (info->shared + && (info->symbolic || h->dynindx == -1) + && (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)) + { + 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; + } + + bfd_elf32_swap_reloca_out (output_bfd, &rel, + ((Elf32_External_Rela *) srel->contents + + srel->reloc_count)); + ++srel->reloc_count; + } + + if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0) + { + asection *s; + Elf_Internal_Rela rel; + + /* 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; + bfd_elf32_swap_reloca_out (output_bfd, &rel, + ((Elf32_External_Rela *) s->contents + + s->reloc_count)); + ++s->reloc_count; + } + + /* 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; + + return true; +} + +/* Finish up the dynamic sections. */ + +static boolean +sh_elf_finish_dynamic_sections (output_bfd, info) + bfd *output_bfd; + struct bfd_link_info *info; +{ + bfd *dynobj; + asection *sgot; + asection *sdyn; + + dynobj = elf_hash_table (info)->dynobj; + + sgot = bfd_get_section_by_name (dynobj, ".got.plt"); + BFD_ASSERT (sgot != NULL); + sdyn = bfd_get_section_by_name (dynobj, ".dynamic"); + + if (elf_hash_table (info)->dynamic_sections_created) + { + asection *splt; + Elf32_External_Dyn *dyncon, *dynconend; + + BFD_ASSERT (sdyn != NULL); + + dyncon = (Elf32_External_Dyn *) sdyn->contents; + dynconend = (Elf32_External_Dyn *) (sdyn->contents + sdyn->_raw_size); + for (; dyncon < dynconend; dyncon++) + { + Elf_Internal_Dyn dyn; + const char *name; + asection *s; + + bfd_elf32_swap_dyn_in (dynobj, dyncon, &dyn); + + switch (dyn.d_tag) + { + default: + break; + + case DT_PLTGOT: + name = ".got"; + goto get_vma; + + case DT_JMPREL: + name = ".rela.plt"; + get_vma: + s = bfd_get_section_by_name (output_bfd, name); + BFD_ASSERT (s != NULL); + dyn.d_un.d_ptr = s->vma; + bfd_elf32_swap_dyn_out (output_bfd, &dyn, dyncon); + break; + + case DT_PLTRELSZ: + s = bfd_get_section_by_name (output_bfd, ".rela.plt"); + 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. */ + s = bfd_get_section_by_name (output_bfd, ".rela.plt"); + if (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; + } + } + + /* Fill in the first entry in the procedure linkage table. */ + splt = bfd_get_section_by_name (dynobj, ".plt"); + 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 + { + 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 + } + + /* 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; + } + } + + /* Fill in the first three entries in the global offset table. */ + if (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); + } + + elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 4; + + return true; +} + +static enum elf_reloc_type_class +sh_elf_reloc_type_class (rela) + 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; + } +} + +#ifndef ELF_ARCH #define TARGET_BIG_SYM bfd_elf32_sh_vec #define TARGET_BIG_NAME "elf32-sh" #define TARGET_LITTLE_SYM bfd_elf32_shl_vec #define TARGET_LITTLE_NAME "elf32-shl" #define ELF_ARCH bfd_arch_sh #define ELF_MACHINE_CODE EM_SH -#define ELF_MAXPAGESIZE 0x1 +#define ELF_MAXPAGESIZE 128 #define elf_symbol_leading_char '_' +#endif /* ELF_ARCH */ #define bfd_elf32_bfd_reloc_type_lookup sh_elf_reloc_type_lookup #define elf_info_to_howto sh_elf_info_to_howto @@ -1905,5 +5964,36 @@ 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 elf_backend_object_p sh_elf_set_mach_from_flags +#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_can_gc_sections 1 +#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_want_got_plt 1 +#define elf_backend_plt_readonly 1 +#define elf_backend_want_plt_sym 0 +#define elf_backend_got_header_size 12 +#define elf_backend_plt_header_size PLT_ENTRY_SIZE #include "elf32-target.h" |
