#include "bfd.h"
#include "sysdep.h"
#include "libbfd.h"
#include "elf-bfd.h"
#include "opcode/sparc.h"
#include "elf/sparc.h"
#define MINUS_ONE (~ (bfd_vma) 0)
static struct bfd_link_hash_table * sparc64_elf_bfd_link_hash_table_create
PARAMS ((bfd *));
static bfd_reloc_status_type init_insn_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *,
bfd *, bfd_vma *, bfd_vma *));
static reloc_howto_type *sparc64_elf_reloc_type_lookup
PARAMS ((bfd *, bfd_reloc_code_real_type));
static void sparc64_elf_info_to_howto
PARAMS ((bfd *, arelent *, Elf_Internal_Rela *));
static void sparc64_elf_build_plt
PARAMS ((bfd *, unsigned char *, int));
static bfd_vma sparc64_elf_plt_entry_offset
PARAMS ((bfd_vma));
static bfd_vma sparc64_elf_plt_ptr_offset
PARAMS ((bfd_vma, bfd_vma));
static bfd_boolean sparc64_elf_check_relocs
PARAMS ((bfd *, struct bfd_link_info *, asection *sec,
const Elf_Internal_Rela *));
static bfd_boolean sparc64_elf_adjust_dynamic_symbol
PARAMS ((struct bfd_link_info *, struct elf_link_hash_entry *));
static bfd_boolean sparc64_elf_size_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *));
static int sparc64_elf_get_symbol_type
PARAMS (( Elf_Internal_Sym *, int));
static bfd_boolean sparc64_elf_add_symbol_hook
PARAMS ((bfd *, struct bfd_link_info *, const Elf_Internal_Sym *,
const char **, flagword *, asection **, bfd_vma *));
static bfd_boolean sparc64_elf_output_arch_syms
PARAMS ((bfd *, struct bfd_link_info *, PTR,
bfd_boolean (*) (PTR, const char *, Elf_Internal_Sym *, asection *)));
static void sparc64_elf_symbol_processing
PARAMS ((bfd *, asymbol *));
static bfd_boolean sparc64_elf_merge_private_bfd_data
PARAMS ((bfd *, bfd *));
static bfd_boolean sparc64_elf_fake_sections
PARAMS ((bfd *, Elf_Internal_Shdr *, asection *));
static const char *sparc64_elf_print_symbol_all
PARAMS ((bfd *, PTR, asymbol *));
static bfd_boolean sparc64_elf_new_section_hook
PARAMS ((bfd *, asection *));
static bfd_boolean sparc64_elf_relax_section
PARAMS ((bfd *, asection *, struct bfd_link_info *, bfd_boolean *));
static bfd_boolean sparc64_elf_relocate_section
PARAMS ((bfd *, struct bfd_link_info *, bfd *, asection *, bfd_byte *,
Elf_Internal_Rela *, Elf_Internal_Sym *, asection **));
static bfd_boolean sparc64_elf_finish_dynamic_symbol
PARAMS ((bfd *, struct bfd_link_info *, struct elf_link_hash_entry *,
Elf_Internal_Sym *));
static bfd_boolean sparc64_elf_finish_dynamic_sections
PARAMS ((bfd *, struct bfd_link_info *));
static bfd_boolean sparc64_elf_object_p PARAMS ((bfd *));
static long sparc64_elf_get_reloc_upper_bound PARAMS ((bfd *, asection *));
static long sparc64_elf_get_dynamic_reloc_upper_bound PARAMS ((bfd *));
static bfd_boolean sparc64_elf_slurp_one_reloc_table
PARAMS ((bfd *, asection *, Elf_Internal_Shdr *, asymbol **, bfd_boolean));
static bfd_boolean sparc64_elf_slurp_reloc_table
PARAMS ((bfd *, asection *, asymbol **, bfd_boolean));
static long sparc64_elf_canonicalize_dynamic_reloc
PARAMS ((bfd *, arelent **, asymbol **));
static void sparc64_elf_write_relocs PARAMS ((bfd *, asection *, PTR));
static enum elf_reloc_type_class sparc64_elf_reloc_type_class
PARAMS ((const Elf_Internal_Rela *));
static bfd_reloc_status_type sparc_elf_notsup_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static bfd_reloc_status_type sparc_elf_wdisp16_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static bfd_reloc_status_type sparc_elf_hix22_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static bfd_reloc_status_type sparc_elf_lox10_reloc
PARAMS ((bfd *, arelent *, asymbol *, PTR, asection *, bfd *, char **));
static reloc_howto_type sparc64_elf_howto_table[] =
{
HOWTO(R_SPARC_NONE, 0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_NONE", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_8, 0,0, 8,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_8", FALSE,0,0x000000ff,TRUE),
HOWTO(R_SPARC_16, 0,1,16,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_16", FALSE,0,0x0000ffff,TRUE),
HOWTO(R_SPARC_32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_32", FALSE,0,0xffffffff,TRUE),
HOWTO(R_SPARC_DISP8, 0,0, 8,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP8", FALSE,0,0x000000ff,TRUE),
HOWTO(R_SPARC_DISP16, 0,1,16,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP16", FALSE,0,0x0000ffff,TRUE),
HOWTO(R_SPARC_DISP32, 0,2,32,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP32", FALSE,0,0xffffffff,TRUE),
HOWTO(R_SPARC_WDISP30, 2,2,30,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP30", FALSE,0,0x3fffffff,TRUE),
HOWTO(R_SPARC_WDISP22, 2,2,22,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_HI22, 10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HI22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_22, 0,2,22,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_13, 0,2,13,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_13", FALSE,0,0x00001fff,TRUE),
HOWTO(R_SPARC_LO10, 0,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LO10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_GOT10, 0,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GOT10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_GOT13, 0,2,13,FALSE,0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_GOT13", FALSE,0,0x00001fff,TRUE),
HOWTO(R_SPARC_GOT22, 10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GOT22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_PC10, 0,2,10,TRUE, 0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_PC10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_PC22, 10,2,22,TRUE, 0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_PC22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_WPLT30, 2,2,30,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WPLT30", FALSE,0,0x3fffffff,TRUE),
HOWTO(R_SPARC_COPY, 0,0,00,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_COPY", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_GLOB_DAT, 0,0,00,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_GLOB_DAT",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_JMP_SLOT, 0,0,00,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_JMP_SLOT",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_RELATIVE, 0,0,00,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_RELATIVE",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_UA32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA32", FALSE,0,0xffffffff,TRUE),
#ifndef SPARC64_OLD_RELOCS
HOWTO(R_SPARC_PLT32, 0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_PLT32", FALSE,0,0xffffffff,TRUE),
HOWTO(R_SPARC_HIPLT22, 0,0,00,FALSE,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_HIPLT22", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_LOPLT10, 0,0,00,FALSE,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_LOPLT10", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_PCPLT32, 0,0,00,FALSE,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_PCPLT32", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_PCPLT22, 0,0,00,FALSE,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_PCPLT22", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_PCPLT10, 0,0,00,FALSE,0,complain_overflow_dont, sparc_elf_notsup_reloc, "R_SPARC_PCPLT10", FALSE,0,0x00000000,TRUE),
#endif
HOWTO(R_SPARC_10, 0,2,10,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_11, 0,2,11,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_11", FALSE,0,0x000007ff,TRUE),
HOWTO(R_SPARC_64, 0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_64", FALSE,0,MINUS_ONE, TRUE),
HOWTO(R_SPARC_OLO10, 0,2,13,FALSE,0,complain_overflow_signed, sparc_elf_notsup_reloc, "R_SPARC_OLO10", FALSE,0,0x00001fff,TRUE),
HOWTO(R_SPARC_HH22, 42,2,22,FALSE,0,complain_overflow_unsigned,bfd_elf_generic_reloc, "R_SPARC_HH22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_HM10, 32,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_HM10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_LM22, 10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_LM22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_PC_HH22, 42,2,22,TRUE, 0,complain_overflow_unsigned,bfd_elf_generic_reloc, "R_SPARC_PC_HH22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_PC_HM10, 32,2,10,TRUE, 0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_PC_HM10", FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_PC_LM22, 10,2,22,TRUE, 0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_PC_LM22", FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_WDISP16, 2,2,16,TRUE, 0,complain_overflow_signed, sparc_elf_wdisp16_reloc,"R_SPARC_WDISP16", FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_WDISP19, 2,2,19,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_WDISP19", FALSE,0,0x0007ffff,TRUE),
HOWTO(R_SPARC_UNUSED_42, 0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_UNUSED_42",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_7, 0,2, 7,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_7", FALSE,0,0x0000007f,TRUE),
HOWTO(R_SPARC_5, 0,2, 5,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_5", FALSE,0,0x0000001f,TRUE),
HOWTO(R_SPARC_6, 0,2, 6,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_6", FALSE,0,0x0000003f,TRUE),
HOWTO(R_SPARC_DISP64, 0,4,64,TRUE, 0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_DISP64", FALSE,0,MINUS_ONE, TRUE),
HOWTO(R_SPARC_PLT64, 0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_PLT64", FALSE,0,MINUS_ONE, TRUE),
HOWTO(R_SPARC_HIX22, 0,4, 0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc, "R_SPARC_HIX22", FALSE,0,MINUS_ONE, FALSE),
HOWTO(R_SPARC_LOX10, 0,4, 0,FALSE,0,complain_overflow_dont, sparc_elf_lox10_reloc, "R_SPARC_LOX10", FALSE,0,MINUS_ONE, FALSE),
HOWTO(R_SPARC_H44, 22,2,22,FALSE,0,complain_overflow_unsigned,bfd_elf_generic_reloc, "R_SPARC_H44", FALSE,0,0x003fffff,FALSE),
HOWTO(R_SPARC_M44, 12,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_M44", FALSE,0,0x000003ff,FALSE),
HOWTO(R_SPARC_L44, 0,2,13,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_L44", FALSE,0,0x00000fff,FALSE),
HOWTO(R_SPARC_REGISTER, 0,4, 0,FALSE,0,complain_overflow_bitfield,sparc_elf_notsup_reloc, "R_SPARC_REGISTER",FALSE,0,MINUS_ONE, FALSE),
HOWTO(R_SPARC_UA64, 0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA64", FALSE,0,MINUS_ONE, TRUE),
HOWTO(R_SPARC_UA16, 0,1,16,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc, "R_SPARC_UA16", FALSE,0,0x0000ffff,TRUE),
HOWTO(R_SPARC_TLS_GD_HI22,10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_GD_HI22",FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_TLS_GD_LO10,0,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_GD_LO10",FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_TLS_GD_ADD,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_GD_ADD",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_GD_CALL,2,2,30,TRUE,0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_TLS_GD_CALL",FALSE,0,0x3fffffff,TRUE),
HOWTO(R_SPARC_TLS_LDM_HI22,10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_LDM_HI22",FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_TLS_LDM_LO10,0,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_LDM_LO10",FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_TLS_LDM_ADD,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_LDM_ADD",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_LDM_CALL,2,2,30,TRUE,0,complain_overflow_signed, bfd_elf_generic_reloc, "R_SPARC_TLS_LDM_CALL",FALSE,0,0x3fffffff,TRUE),
HOWTO(R_SPARC_TLS_LDO_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc,"R_SPARC_TLS_LDO_HIX22",FALSE,0,0x003fffff, FALSE),
HOWTO(R_SPARC_TLS_LDO_LOX10,0,2,0,FALSE,0,complain_overflow_dont, sparc_elf_lox10_reloc, "R_SPARC_TLS_LDO_LOX10",FALSE,0,0x000003ff, FALSE),
HOWTO(R_SPARC_TLS_LDO_ADD,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_LDO_ADD",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_IE_HI22,10,2,22,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_IE_HI22",FALSE,0,0x003fffff,TRUE),
HOWTO(R_SPARC_TLS_IE_LO10,0,2,10,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_IE_LO10",FALSE,0,0x000003ff,TRUE),
HOWTO(R_SPARC_TLS_IE_LD,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_IE_LD",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_IE_LDX,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_IE_LDX",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_IE_ADD,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_IE_ADD",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_LE_HIX22,0,2,0,FALSE,0,complain_overflow_bitfield,sparc_elf_hix22_reloc, "R_SPARC_TLS_LE_HIX22",FALSE,0,0x003fffff, FALSE),
HOWTO(R_SPARC_TLS_LE_LOX10,0,2,0,FALSE,0,complain_overflow_dont, sparc_elf_lox10_reloc, "R_SPARC_TLS_LE_LOX10",FALSE,0,0x000003ff, FALSE),
HOWTO(R_SPARC_TLS_DTPMOD32,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_DTPMOD32",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_DTPMOD64,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_DTPMOD64",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_DTPOFF32,0,2,32,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_TLS_DTPOFF32",FALSE,0,0xffffffff,TRUE),
HOWTO(R_SPARC_TLS_DTPOFF64,0,4,64,FALSE,0,complain_overflow_bitfield,bfd_elf_generic_reloc,"R_SPARC_TLS_DTPOFF64",FALSE,0,MINUS_ONE,TRUE),
HOWTO(R_SPARC_TLS_TPOFF32,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_TPOFF32",FALSE,0,0x00000000,TRUE),
HOWTO(R_SPARC_TLS_TPOFF64,0,0, 0,FALSE,0,complain_overflow_dont, bfd_elf_generic_reloc, "R_SPARC_TLS_TPOFF64",FALSE,0,0x00000000,TRUE)
};
struct elf_reloc_map {
bfd_reloc_code_real_type bfd_reloc_val;
unsigned char elf_reloc_val;
};
static const struct elf_reloc_map sparc_reloc_map[] =
{
{ BFD_RELOC_NONE, R_SPARC_NONE, },
{ BFD_RELOC_16, R_SPARC_16, },
{ BFD_RELOC_16_PCREL, R_SPARC_DISP16 },
{ BFD_RELOC_8, R_SPARC_8 },
{ BFD_RELOC_8_PCREL, R_SPARC_DISP8 },
{ BFD_RELOC_CTOR, R_SPARC_64 },
{ BFD_RELOC_32, R_SPARC_32 },
{ BFD_RELOC_32_PCREL, R_SPARC_DISP32 },
{ BFD_RELOC_HI22, R_SPARC_HI22 },
{ BFD_RELOC_LO10, R_SPARC_LO10, },
{ BFD_RELOC_32_PCREL_S2, R_SPARC_WDISP30 },
{ BFD_RELOC_64_PCREL, R_SPARC_DISP64 },
{ BFD_RELOC_SPARC22, R_SPARC_22 },
{ BFD_RELOC_SPARC13, R_SPARC_13 },
{ BFD_RELOC_SPARC_GOT10, R_SPARC_GOT10 },
{ BFD_RELOC_SPARC_GOT13, R_SPARC_GOT13 },
{ BFD_RELOC_SPARC_GOT22, R_SPARC_GOT22 },
{ BFD_RELOC_SPARC_PC10, R_SPARC_PC10 },
{ BFD_RELOC_SPARC_PC22, R_SPARC_PC22 },
{ BFD_RELOC_SPARC_WPLT30, R_SPARC_WPLT30 },
{ BFD_RELOC_SPARC_COPY, R_SPARC_COPY },
{ BFD_RELOC_SPARC_GLOB_DAT, R_SPARC_GLOB_DAT },
{ BFD_RELOC_SPARC_JMP_SLOT, R_SPARC_JMP_SLOT },
{ BFD_RELOC_SPARC_RELATIVE, R_SPARC_RELATIVE },
{ BFD_RELOC_SPARC_WDISP22, R_SPARC_WDISP22 },
{ BFD_RELOC_SPARC_UA16, R_SPARC_UA16 },
{ BFD_RELOC_SPARC_UA32, R_SPARC_UA32 },
{ BFD_RELOC_SPARC_UA64, R_SPARC_UA64 },
{ BFD_RELOC_SPARC_10, R_SPARC_10 },
{ BFD_RELOC_SPARC_11, R_SPARC_11 },
{ BFD_RELOC_SPARC_64, R_SPARC_64 },
{ BFD_RELOC_SPARC_OLO10, R_SPARC_OLO10 },
{ BFD_RELOC_SPARC_HH22, R_SPARC_HH22 },
{ BFD_RELOC_SPARC_HM10, R_SPARC_HM10 },
{ BFD_RELOC_SPARC_LM22, R_SPARC_LM22 },
{ BFD_RELOC_SPARC_PC_HH22, R_SPARC_PC_HH22 },
{ BFD_RELOC_SPARC_PC_HM10, R_SPARC_PC_HM10 },
{ BFD_RELOC_SPARC_PC_LM22, R_SPARC_PC_LM22 },
{ BFD_RELOC_SPARC_WDISP16, R_SPARC_WDISP16 },
{ BFD_RELOC_SPARC_WDISP19, R_SPARC_WDISP19 },
{ BFD_RELOC_SPARC_7, R_SPARC_7 },
{ BFD_RELOC_SPARC_5, R_SPARC_5 },
{ BFD_RELOC_SPARC_6, R_SPARC_6 },
{ BFD_RELOC_SPARC_DISP64, R_SPARC_DISP64 },
{ BFD_RELOC_SPARC_TLS_GD_HI22, R_SPARC_TLS_GD_HI22 },
{ BFD_RELOC_SPARC_TLS_GD_LO10, R_SPARC_TLS_GD_LO10 },
{ BFD_RELOC_SPARC_TLS_GD_ADD, R_SPARC_TLS_GD_ADD },
{ BFD_RELOC_SPARC_TLS_GD_CALL, R_SPARC_TLS_GD_CALL },
{ BFD_RELOC_SPARC_TLS_LDM_HI22, R_SPARC_TLS_LDM_HI22 },
{ BFD_RELOC_SPARC_TLS_LDM_LO10, R_SPARC_TLS_LDM_LO10 },
{ BFD_RELOC_SPARC_TLS_LDM_ADD, R_SPARC_TLS_LDM_ADD },
{ BFD_RELOC_SPARC_TLS_LDM_CALL, R_SPARC_TLS_LDM_CALL },
{ BFD_RELOC_SPARC_TLS_LDO_HIX22, R_SPARC_TLS_LDO_HIX22 },
{ BFD_RELOC_SPARC_TLS_LDO_LOX10, R_SPARC_TLS_LDO_LOX10 },
{ BFD_RELOC_SPARC_TLS_LDO_ADD, R_SPARC_TLS_LDO_ADD },
{ BFD_RELOC_SPARC_TLS_IE_HI22, R_SPARC_TLS_IE_HI22 },
{ BFD_RELOC_SPARC_TLS_IE_LO10, R_SPARC_TLS_IE_LO10 },
{ BFD_RELOC_SPARC_TLS_IE_LD, R_SPARC_TLS_IE_LD },
{ BFD_RELOC_SPARC_TLS_IE_LDX, R_SPARC_TLS_IE_LDX },
{ BFD_RELOC_SPARC_TLS_IE_ADD, R_SPARC_TLS_IE_ADD },
{ BFD_RELOC_SPARC_TLS_LE_HIX22, R_SPARC_TLS_LE_HIX22 },
{ BFD_RELOC_SPARC_TLS_LE_LOX10, R_SPARC_TLS_LE_LOX10 },
{ BFD_RELOC_SPARC_TLS_DTPMOD32, R_SPARC_TLS_DTPMOD32 },
{ BFD_RELOC_SPARC_TLS_DTPMOD64, R_SPARC_TLS_DTPMOD64 },
{ BFD_RELOC_SPARC_TLS_DTPOFF32, R_SPARC_TLS_DTPOFF32 },
{ BFD_RELOC_SPARC_TLS_DTPOFF64, R_SPARC_TLS_DTPOFF64 },
{ BFD_RELOC_SPARC_TLS_TPOFF32, R_SPARC_TLS_TPOFF32 },
{ BFD_RELOC_SPARC_TLS_TPOFF64, R_SPARC_TLS_TPOFF64 },
#ifndef SPARC64_OLD_RELOCS
{ BFD_RELOC_SPARC_PLT32, R_SPARC_PLT32 },
#endif
{ BFD_RELOC_SPARC_PLT64, R_SPARC_PLT64 },
{ BFD_RELOC_SPARC_HIX22, R_SPARC_HIX22 },
{ BFD_RELOC_SPARC_LOX10, R_SPARC_LOX10 },
{ BFD_RELOC_SPARC_H44, R_SPARC_H44 },
{ BFD_RELOC_SPARC_M44, R_SPARC_M44 },
{ BFD_RELOC_SPARC_L44, R_SPARC_L44 },
{ BFD_RELOC_SPARC_REGISTER, R_SPARC_REGISTER }
};
static reloc_howto_type *
sparc64_elf_reloc_type_lookup (abfd, code)
bfd *abfd ATTRIBUTE_UNUSED;
bfd_reloc_code_real_type code;
{
unsigned int i;
for (i = 0; i < sizeof (sparc_reloc_map) / sizeof (struct elf_reloc_map); i++)
{
if (sparc_reloc_map[i].bfd_reloc_val == code)
return &sparc64_elf_howto_table[(int) sparc_reloc_map[i].elf_reloc_val];
}
return 0;
}
static void
sparc64_elf_info_to_howto (abfd, cache_ptr, dst)
bfd *abfd ATTRIBUTE_UNUSED;
arelent *cache_ptr;
Elf_Internal_Rela *dst;
{
BFD_ASSERT (ELF64_R_TYPE_ID (dst->r_info) < (unsigned int) R_SPARC_max_std);
cache_ptr->howto = &sparc64_elf_howto_table[ELF64_R_TYPE_ID (dst->r_info)];
}
static long
sparc64_elf_get_reloc_upper_bound (abfd, sec)
bfd *abfd ATTRIBUTE_UNUSED;
asection *sec;
{
return (sec->reloc_count * 2 + 1) * sizeof (arelent *);
}
static long
sparc64_elf_get_dynamic_reloc_upper_bound (abfd)
bfd *abfd;
{
return _bfd_elf_get_dynamic_reloc_upper_bound (abfd) * 2;
}
static bfd_boolean
sparc64_elf_slurp_one_reloc_table (abfd, asect, rel_hdr, symbols, dynamic)
bfd *abfd;
asection *asect;
Elf_Internal_Shdr *rel_hdr;
asymbol **symbols;
bfd_boolean dynamic;
{
PTR allocated = NULL;
bfd_byte *native_relocs;
arelent *relent;
unsigned int i;
int entsize;
bfd_size_type count;
arelent *relents;
allocated = (PTR) bfd_malloc (rel_hdr->sh_size);
if (allocated == NULL)
goto error_return;
if (bfd_seek (abfd, rel_hdr->sh_offset, SEEK_SET) != 0
|| bfd_bread (allocated, rel_hdr->sh_size, abfd) != rel_hdr->sh_size)
goto error_return;
native_relocs = (bfd_byte *) allocated;
relents = asect->relocation + asect->reloc_count;
entsize = rel_hdr->sh_entsize;
BFD_ASSERT (entsize == sizeof (Elf64_External_Rela));
count = rel_hdr->sh_size / entsize;
for (i = 0, relent = relents; i < count;
i++, relent++, native_relocs += entsize)
{
Elf_Internal_Rela rela;
bfd_elf64_swap_reloca_in (abfd, native_relocs, &rela);
if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0 || dynamic)
relent->address = rela.r_offset;
else
relent->address = rela.r_offset - asect->vma;
if (ELF64_R_SYM (rela.r_info) == 0)
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
else
{
asymbol **ps, *s;
ps = symbols + ELF64_R_SYM (rela.r_info) - 1;
s = *ps;
if ((s->flags & BSF_SECTION_SYM) == 0)
relent->sym_ptr_ptr = ps;
else
relent->sym_ptr_ptr = s->section->symbol_ptr_ptr;
}
relent->addend = rela.r_addend;
BFD_ASSERT (ELF64_R_TYPE_ID (rela.r_info) < (unsigned int) R_SPARC_max_std);
if (ELF64_R_TYPE_ID (rela.r_info) == R_SPARC_OLO10)
{
relent->howto = &sparc64_elf_howto_table[R_SPARC_LO10];
relent[1].address = relent->address;
relent++;
relent->sym_ptr_ptr = bfd_abs_section_ptr->symbol_ptr_ptr;
relent->addend = ELF64_R_TYPE_DATA (rela.r_info);
relent->howto = &sparc64_elf_howto_table[R_SPARC_13];
}
else
relent->howto = &sparc64_elf_howto_table[ELF64_R_TYPE_ID (rela.r_info)];
}
asect->reloc_count += relent - relents;
if (allocated != NULL)
free (allocated);
return TRUE;
error_return:
if (allocated != NULL)
free (allocated);
return FALSE;
}
static bfd_boolean
sparc64_elf_slurp_reloc_table (abfd, asect, symbols, dynamic)
bfd *abfd;
asection *asect;
asymbol **symbols;
bfd_boolean dynamic;
{
struct bfd_elf_section_data * const d = elf_section_data (asect);
Elf_Internal_Shdr *rel_hdr;
Elf_Internal_Shdr *rel_hdr2;
bfd_size_type amt;
if (asect->relocation != NULL)
return TRUE;
if (! dynamic)
{
if ((asect->flags & SEC_RELOC) == 0
|| asect->reloc_count == 0)
return TRUE;
rel_hdr = &d->rel_hdr;
rel_hdr2 = d->rel_hdr2;
BFD_ASSERT (asect->rel_filepos == rel_hdr->sh_offset
|| (rel_hdr2 && asect->rel_filepos == rel_hdr2->sh_offset));
}
else
{
if (asect->_raw_size == 0)
return TRUE;
rel_hdr = &d->this_hdr;
asect->reloc_count = NUM_SHDR_ENTRIES (rel_hdr);
rel_hdr2 = NULL;
}
amt = asect->reloc_count;
amt *= 2 * sizeof (arelent);
asect->relocation = (arelent *) bfd_alloc (abfd, amt);
if (asect->relocation == NULL)
return FALSE;
asect->reloc_count = 0;
if (!sparc64_elf_slurp_one_reloc_table (abfd, asect, rel_hdr, symbols,
dynamic))
return FALSE;
if (rel_hdr2
&& !sparc64_elf_slurp_one_reloc_table (abfd, asect, rel_hdr2, symbols,
dynamic))
return FALSE;
return TRUE;
}
static long
sparc64_elf_canonicalize_dynamic_reloc (abfd, storage, syms)
bfd *abfd;
arelent **storage;
asymbol **syms;
{
asection *s;
long ret;
if (elf_dynsymtab (abfd) == 0)
{
bfd_set_error (bfd_error_invalid_operation);
return -1;
}
ret = 0;
for (s = abfd->sections; s != NULL; s = s->next)
{
if (elf_section_data (s)->this_hdr.sh_link == elf_dynsymtab (abfd)
&& (elf_section_data (s)->this_hdr.sh_type == SHT_RELA))
{
arelent *p;
long count, i;
if (! sparc64_elf_slurp_reloc_table (abfd, s, syms, TRUE))
return -1;
count = s->reloc_count;
p = s->relocation;
for (i = 0; i < count; i++)
*storage++ = p++;
ret += count;
}
}
*storage = NULL;
return ret;
}
static void
sparc64_elf_write_relocs (abfd, sec, data)
bfd *abfd;
asection *sec;
PTR data;
{
bfd_boolean *failedp = (bfd_boolean *) data;
Elf_Internal_Shdr *rela_hdr;
Elf64_External_Rela *outbound_relocas, *src_rela;
unsigned int idx, count;
asymbol *last_sym = 0;
int last_sym_idx = 0;
if (*failedp)
return;
if ((sec->flags & SEC_RELOC) == 0)
return;
if (sec->reloc_count == 0)
return;
count = 0;
for (idx = 0; idx < sec->reloc_count; idx++)
{
bfd_vma addr;
++count;
addr = sec->orelocation[idx]->address;
if (sec->orelocation[idx]->howto->type == R_SPARC_LO10
&& idx < sec->reloc_count - 1)
{
arelent *r = sec->orelocation[idx + 1];
if (r->howto->type == R_SPARC_13
&& r->address == addr
&& bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
&& (*r->sym_ptr_ptr)->value == 0)
++idx;
}
}
rela_hdr = &elf_section_data (sec)->rel_hdr;
rela_hdr->sh_size = rela_hdr->sh_entsize * count;
rela_hdr->contents = (PTR) bfd_alloc (abfd, rela_hdr->sh_size);
if (rela_hdr->contents == NULL)
{
*failedp = TRUE;
return;
}
if (rela_hdr->sh_type != SHT_RELA)
abort ();
outbound_relocas = (Elf64_External_Rela *) rela_hdr->contents;
src_rela = outbound_relocas;
for (idx = 0; idx < sec->reloc_count; idx++)
{
Elf_Internal_Rela dst_rela;
arelent *ptr;
asymbol *sym;
int n;
ptr = sec->orelocation[idx];
if ((abfd->flags & (EXEC_P | DYNAMIC)) == 0)
dst_rela.r_offset = ptr->address;
else
dst_rela.r_offset = ptr->address + sec->vma;
sym = *ptr->sym_ptr_ptr;
if (sym == last_sym)
n = last_sym_idx;
else if (bfd_is_abs_section (sym->section) && sym->value == 0)
n = STN_UNDEF;
else
{
last_sym = sym;
n = _bfd_elf_symbol_from_bfd_symbol (abfd, &sym);
if (n < 0)
{
*failedp = TRUE;
return;
}
last_sym_idx = n;
}
if ((*ptr->sym_ptr_ptr)->the_bfd != NULL
&& (*ptr->sym_ptr_ptr)->the_bfd->xvec != abfd->xvec
&& ! _bfd_elf_validate_reloc (abfd, ptr))
{
*failedp = TRUE;
return;
}
if (ptr->howto->type == R_SPARC_LO10
&& idx < sec->reloc_count - 1)
{
arelent *r = sec->orelocation[idx + 1];
if (r->howto->type == R_SPARC_13
&& r->address == ptr->address
&& bfd_is_abs_section ((*r->sym_ptr_ptr)->section)
&& (*r->sym_ptr_ptr)->value == 0)
{
idx++;
dst_rela.r_info
= ELF64_R_INFO (n, ELF64_R_TYPE_INFO (r->addend,
R_SPARC_OLO10));
}
else
dst_rela.r_info = ELF64_R_INFO (n, R_SPARC_LO10);
}
else
dst_rela.r_info = ELF64_R_INFO (n, ptr->howto->type);
dst_rela.r_addend = ptr->addend;
bfd_elf64_swap_reloca_out (abfd, &dst_rela, (bfd_byte *) src_rela);
++src_rela;
}
}
struct sparc64_elf_app_reg
{
unsigned char bind;
unsigned short shndx;
bfd *abfd;
char *name;
};
struct sparc64_elf_link_hash_table
{
struct elf_link_hash_table root;
struct sparc64_elf_app_reg app_regs [4];
};
#define sparc64_elf_hash_table(p) \
((struct sparc64_elf_link_hash_table *) ((p)->hash))
static struct bfd_link_hash_table *
sparc64_elf_bfd_link_hash_table_create (abfd)
bfd *abfd;
{
struct sparc64_elf_link_hash_table *ret;
bfd_size_type amt = sizeof (struct sparc64_elf_link_hash_table);
ret = (struct sparc64_elf_link_hash_table *) bfd_zmalloc (amt);
if (ret == (struct sparc64_elf_link_hash_table *) NULL)
return NULL;
if (! _bfd_elf_link_hash_table_init (&ret->root, abfd,
_bfd_elf_link_hash_newfunc))
{
free (ret);
return NULL;
}
return &ret->root.root;
}
static bfd_reloc_status_type
init_insn_reloc (abfd,
reloc_entry,
symbol,
data,
input_section,
output_bfd,
prelocation,
pinsn)
bfd *abfd;
arelent *reloc_entry;
asymbol *symbol;
PTR data;
asection *input_section;
bfd *output_bfd;
bfd_vma *prelocation;
bfd_vma *pinsn;
{
bfd_vma relocation;
reloc_howto_type *howto = reloc_entry->howto;
if (output_bfd != (bfd *) NULL
&& (symbol->flags & BSF_SECTION_SYM) == 0
&& (! howto->partial_inplace
|| reloc_entry->addend == 0))
{
reloc_entry->address += input_section->output_offset;
return bfd_reloc_ok;
}
if (output_bfd != NULL)
return bfd_reloc_continue;
if (reloc_entry->address > input_section->_cooked_size)
return bfd_reloc_outofrange;
relocation = (symbol->value
+ symbol->section->output_section->vma
+ symbol->section->output_offset);
relocation += reloc_entry->addend;
if (howto->pc_relative)
{
relocation -= (input_section->output_section->vma
+ input_section->output_offset);
relocation -= reloc_entry->address;
}
*prelocation = relocation;
*pinsn = bfd_get_32 (abfd, (bfd_byte *) data + reloc_entry->address);
return bfd_reloc_other;
}
static bfd_reloc_status_type
sparc_elf_notsup_reloc (abfd,
reloc_entry,
symbol,
data,
input_section,
output_bfd,
error_message)
bfd *abfd ATTRIBUTE_UNUSED;
arelent *reloc_entry ATTRIBUTE_UNUSED;
asymbol *symbol ATTRIBUTE_UNUSED;
PTR data ATTRIBUTE_UNUSED;
asection *input_section ATTRIBUTE_UNUSED;
bfd *output_bfd ATTRIBUTE_UNUSED;
char **error_message ATTRIBUTE_UNUSED;
{
return bfd_reloc_notsupported;
}
static bfd_reloc_status_type
sparc_elf_wdisp16_reloc (abfd, reloc_entry, symbol, data, input_section,
output_bfd, error_message)
bfd *abfd;
arelent *reloc_entry;
asymbol *symbol;
PTR data;
asection *input_section;
bfd *output_bfd;
char **error_message ATTRIBUTE_UNUSED;
{
bfd_vma relocation;
bfd_vma insn;
bfd_reloc_status_type status;
status = init_insn_reloc (abfd, reloc_entry, symbol, data,
input_section, output_bfd, &relocation, &insn);
if (status != bfd_reloc_other)
return status;
insn &= ~ (bfd_vma) 0x303fff;
insn |= (((relocation >> 2) & 0xc000) << 6) | ((relocation >> 2) & 0x3fff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
if ((bfd_signed_vma) relocation < - 0x40000
|| (bfd_signed_vma) relocation > 0x3ffff)
return bfd_reloc_overflow;
else
return bfd_reloc_ok;
}
static bfd_reloc_status_type
sparc_elf_hix22_reloc (abfd,
reloc_entry,
symbol,
data,
input_section,
output_bfd,
error_message)
bfd *abfd;
arelent *reloc_entry;
asymbol *symbol;
PTR data;
asection *input_section;
bfd *output_bfd;
char **error_message ATTRIBUTE_UNUSED;
{
bfd_vma relocation;
bfd_vma insn;
bfd_reloc_status_type status;
status = init_insn_reloc (abfd, reloc_entry, symbol, data,
input_section, output_bfd, &relocation, &insn);
if (status != bfd_reloc_other)
return status;
relocation ^= MINUS_ONE;
insn = (insn &~ (bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
if ((relocation & ~ (bfd_vma) 0xffffffff) != 0)
return bfd_reloc_overflow;
else
return bfd_reloc_ok;
}
static bfd_reloc_status_type
sparc_elf_lox10_reloc (abfd,
reloc_entry,
symbol,
data,
input_section,
output_bfd,
error_message)
bfd *abfd;
arelent *reloc_entry;
asymbol *symbol;
PTR data;
asection *input_section;
bfd *output_bfd;
char **error_message ATTRIBUTE_UNUSED;
{
bfd_vma relocation;
bfd_vma insn;
bfd_reloc_status_type status;
status = init_insn_reloc (abfd, reloc_entry, symbol, data,
input_section, output_bfd, &relocation, &insn);
if (status != bfd_reloc_other)
return status;
insn = (insn &~ (bfd_vma) 0x1fff) | 0x1c00 | (relocation & 0x3ff);
bfd_put_32 (abfd, insn, (bfd_byte *) data + reloc_entry->address);
return bfd_reloc_ok;
}
#define PLT_ENTRY_SIZE 32
#define PLT_HEADER_SIZE (4 * PLT_ENTRY_SIZE)
#define LARGE_PLT_THRESHOLD 32768
#define GOT_RESERVED_ENTRIES 1
#define ELF_DYNAMIC_INTERPRETER "/usr/lib/sparcv9/ld.so.1"
static void
sparc64_elf_build_plt (output_bfd, contents, nentries)
bfd *output_bfd;
unsigned char *contents;
int nentries;
{
const unsigned int nop = 0x01000000;
int i, j;
for (i = 0; i < PLT_HEADER_SIZE/4; ++i)
bfd_put_32 (output_bfd, (bfd_vma) 0, contents+i*4);
for (i = 4; i < LARGE_PLT_THRESHOLD && i < nentries; ++i)
{
unsigned char *entry = contents + i * PLT_ENTRY_SIZE;
unsigned int sethi, ba;
sethi = 0x03000000 | (i * PLT_ENTRY_SIZE);
ba = 0x30680000 | (((contents+PLT_ENTRY_SIZE) - (entry+4)) / 4 & 0x7ffff);
bfd_put_32 (output_bfd, (bfd_vma) sethi, entry);
bfd_put_32 (output_bfd, (bfd_vma) ba, entry + 4);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 8);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 12);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 16);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 20);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 24);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 28);
}
for (; i < nentries; i += 160)
{
int block = (i + 160 <= nentries ? 160 : nentries - i);
for (j = 0; j < block; ++j)
{
unsigned char *entry, *ptr;
unsigned int ldx;
entry = contents + i*PLT_ENTRY_SIZE + j*4*6;
ptr = contents + i*PLT_ENTRY_SIZE + block*4*6 + j*8;
ldx = 0xc25be000 | ((ptr - (entry+4)) & 0x1fff);
bfd_put_32 (output_bfd, (bfd_vma) 0x8a10000f, entry);
bfd_put_32 (output_bfd, (bfd_vma) 0x40000002, entry + 4);
bfd_put_32 (output_bfd, (bfd_vma) nop, entry + 8);
bfd_put_32 (output_bfd, (bfd_vma) ldx, entry + 12);
bfd_put_32 (output_bfd, (bfd_vma) 0x83c3c001, entry + 16);
bfd_put_32 (output_bfd, (bfd_vma) 0x9e100005, entry + 20);
bfd_put_64 (output_bfd, (bfd_vma) (contents - (entry + 4)), ptr);
}
}
}
static bfd_vma
sparc64_elf_plt_entry_offset (index)
bfd_vma index;
{
bfd_vma block, ofs;
if (index < LARGE_PLT_THRESHOLD)
return index * PLT_ENTRY_SIZE;
block = (index - LARGE_PLT_THRESHOLD) / 160;
ofs = (index - LARGE_PLT_THRESHOLD) % 160;
return (LARGE_PLT_THRESHOLD + block * 160) * PLT_ENTRY_SIZE + ofs * 6 * 4;
}
static bfd_vma
sparc64_elf_plt_ptr_offset (index, max)
bfd_vma index;
bfd_vma max;
{
bfd_vma block, ofs, last;
BFD_ASSERT(index >= LARGE_PLT_THRESHOLD);
block = (((index - LARGE_PLT_THRESHOLD) / 160) * 160) + LARGE_PLT_THRESHOLD;
ofs = index - block;
if (block + 160 > max)
last = (max - LARGE_PLT_THRESHOLD) % 160;
else
last = 160;
return (block * PLT_ENTRY_SIZE
+ last * 6*4
+ ofs * 8);
}
static bfd_boolean
sparc64_elf_check_relocs (abfd, info, sec, relocs)
bfd *abfd;
struct bfd_link_info *info;
asection *sec;
const Elf_Internal_Rela *relocs;
{
bfd *dynobj;
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
bfd_vma *local_got_offsets;
const Elf_Internal_Rela *rel;
const Elf_Internal_Rela *rel_end;
asection *sgot;
asection *srelgot;
asection *sreloc;
if (info->relocateable || !(sec->flags & SEC_ALLOC))
return TRUE;
dynobj = elf_hash_table (info)->dynobj;
symtab_hdr = &elf_tdata (abfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (abfd);
local_got_offsets = elf_local_got_offsets (abfd);
sgot = NULL;
srelgot = NULL;
sreloc = NULL;
rel_end = relocs + NUM_SHDR_ENTRIES (& elf_section_data (sec)->rel_hdr);
for (rel = relocs; rel < rel_end; rel++)
{
unsigned long r_symndx;
struct elf_link_hash_entry *h;
r_symndx = ELF64_R_SYM (rel->r_info);
if (r_symndx < symtab_hdr->sh_info)
h = NULL;
else
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
switch (ELF64_R_TYPE_ID (rel->r_info))
{
case R_SPARC_GOT10:
case R_SPARC_GOT13:
case R_SPARC_GOT22:
if (dynobj == NULL)
{
elf_hash_table (info)->dynobj = dynobj = abfd;
if (! _bfd_elf_create_got_section (dynobj, info))
return FALSE;
}
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, 3))
return FALSE;
}
}
if (h != NULL)
{
if (h->got.offset != (bfd_vma) -1)
{
break;
}
h->got.offset = sgot->_raw_size;
if (h->dynindx == -1)
{
if (! bfd_elf64_link_record_dynamic_symbol (info, h))
return FALSE;
}
srelgot->_raw_size += sizeof (Elf64_External_Rela);
}
else
{
if (local_got_offsets == NULL)
{
bfd_size_type size;
register unsigned int i;
size = symtab_hdr->sh_info;
size *= sizeof (bfd_vma);
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;
}
if (local_got_offsets[r_symndx] != (bfd_vma) -1)
{
break;
}
local_got_offsets[r_symndx] = sgot->_raw_size;
if (info->shared)
{
srelgot->_raw_size += sizeof (Elf64_External_Rela);
}
}
sgot->_raw_size += 8;
#if 0
if (sgot->_raw_size >= 0x1000
&& elf_hash_table (info)->hgot->root.u.def.value == 0)
elf_hash_table (info)->hgot->root.u.def.value = 0x1000;
#endif
break;
case R_SPARC_WPLT30:
case R_SPARC_PLT32:
case R_SPARC_HIPLT22:
case R_SPARC_LOPLT10:
case R_SPARC_PCPLT32:
case R_SPARC_PCPLT22:
case R_SPARC_PCPLT10:
case R_SPARC_PLT64:
if (h == NULL)
{
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
if (h->dynindx == -1)
{
if (! bfd_elf64_link_record_dynamic_symbol (info, h))
return FALSE;
}
h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_PLT;
if (ELF64_R_TYPE_ID (rel->r_info) != R_SPARC_PLT32
&& ELF64_R_TYPE_ID (rel->r_info) != R_SPARC_PLT64)
break;
case R_SPARC_PC10:
case R_SPARC_PC22:
case R_SPARC_PC_HH22:
case R_SPARC_PC_HM10:
case R_SPARC_PC_LM22:
if (h != NULL
&& strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0)
break;
case R_SPARC_DISP8:
case R_SPARC_DISP16:
case R_SPARC_DISP32:
case R_SPARC_DISP64:
case R_SPARC_WDISP30:
case R_SPARC_WDISP22:
case R_SPARC_WDISP19:
case R_SPARC_WDISP16:
if (h == NULL)
break;
case R_SPARC_8:
case R_SPARC_16:
case R_SPARC_32:
case R_SPARC_HI22:
case R_SPARC_22:
case R_SPARC_13:
case R_SPARC_LO10:
case R_SPARC_UA32:
case R_SPARC_10:
case R_SPARC_11:
case R_SPARC_64:
case R_SPARC_OLO10:
case R_SPARC_HH22:
case R_SPARC_HM10:
case R_SPARC_LM22:
case R_SPARC_7:
case R_SPARC_5:
case R_SPARC_6:
case R_SPARC_HIX22:
case R_SPARC_LOX10:
case R_SPARC_H44:
case R_SPARC_M44:
case R_SPARC_L44:
case R_SPARC_UA64:
case R_SPARC_UA16:
if (info->shared && (sec->flags & SEC_ALLOC))
{
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, 3))
return FALSE;
}
if (sec->flags & SEC_READONLY)
info->flags |= DF_TEXTREL;
}
sreloc->_raw_size += sizeof (Elf64_External_Rela);
}
break;
case R_SPARC_REGISTER:
break;
default:
(*_bfd_error_handler) (_("%s: check_relocs: unhandled reloc type %d"),
bfd_archive_filename (abfd),
ELF64_R_TYPE_ID (rel->r_info));
return FALSE;
}
}
return TRUE;
}
static bfd_boolean
sparc64_elf_add_symbol_hook (abfd, info, sym, namep, flagsp, secp, valp)
bfd *abfd;
struct bfd_link_info *info;
const Elf_Internal_Sym *sym;
const char **namep;
flagword *flagsp ATTRIBUTE_UNUSED;
asection **secp ATTRIBUTE_UNUSED;
bfd_vma *valp ATTRIBUTE_UNUSED;
{
static const char *const stt_types[] = { "NOTYPE", "OBJECT", "FUNCTION" };
if (ELF_ST_TYPE (sym->st_info) == STT_REGISTER)
{
int reg;
struct sparc64_elf_app_reg *p;
reg = (int)sym->st_value;
switch (reg & ~1)
{
case 2: reg -= 2; break;
case 6: reg -= 4; break;
default:
(*_bfd_error_handler)
(_("%s: Only registers %%g[2367] can be declared using STT_REGISTER"),
bfd_archive_filename (abfd));
return FALSE;
}
if (info->hash->creator != abfd->xvec
|| (abfd->flags & DYNAMIC) != 0)
{
*namep = NULL;
return TRUE;
}
p = sparc64_elf_hash_table(info)->app_regs + reg;
if (p->name != NULL && strcmp (p->name, *namep))
{
(*_bfd_error_handler)
(_("Register %%g%d used incompatibly: %s in %s, previously %s in %s"),
(int) sym->st_value,
**namep ? *namep : "#scratch", bfd_archive_filename (abfd),
*p->name ? p->name : "#scratch", bfd_archive_filename (p->abfd));
return FALSE;
}
if (p->name == NULL)
{
if (**namep)
{
struct elf_link_hash_entry *h;
h = (struct elf_link_hash_entry *)
bfd_link_hash_lookup (info->hash, *namep, FALSE, FALSE, FALSE);
if (h != NULL)
{
unsigned char type = h->type;
if (type > STT_FUNC)
type = 0;
(*_bfd_error_handler)
(_("Symbol `%s' has differing types: REGISTER in %s, previously %s in %s"),
*namep, bfd_archive_filename (abfd),
stt_types[type], bfd_archive_filename (p->abfd));
return FALSE;
}
p->name = bfd_hash_allocate (&info->hash->table,
strlen (*namep) + 1);
if (!p->name)
return FALSE;
strcpy (p->name, *namep);
}
else
p->name = "";
p->bind = ELF_ST_BIND (sym->st_info);
p->abfd = abfd;
p->shndx = sym->st_shndx;
}
else
{
if (p->bind == STB_WEAK
&& ELF_ST_BIND (sym->st_info) == STB_GLOBAL)
{
p->bind = STB_GLOBAL;
p->abfd = abfd;
}
}
*namep = NULL;
return TRUE;
}
else if (*namep && **namep
&& info->hash->creator == abfd->xvec)
{
int i;
struct sparc64_elf_app_reg *p;
p = sparc64_elf_hash_table(info)->app_regs;
for (i = 0; i < 4; i++, p++)
if (p->name != NULL && ! strcmp (p->name, *namep))
{
unsigned char type = ELF_ST_TYPE (sym->st_info);
if (type > STT_FUNC)
type = 0;
(*_bfd_error_handler)
(_("Symbol `%s' has differing types: %s in %s, previously REGISTER in %s"),
*namep, stt_types[type], bfd_archive_filename (abfd),
bfd_archive_filename (p->abfd));
return FALSE;
}
}
return TRUE;
}
static bfd_boolean
sparc64_elf_output_arch_syms (output_bfd, info, finfo, func)
bfd *output_bfd ATTRIBUTE_UNUSED;
struct bfd_link_info *info;
PTR finfo;
bfd_boolean (*func)
PARAMS ((PTR, const char *, Elf_Internal_Sym *, asection *));
{
int reg;
struct sparc64_elf_app_reg *app_regs =
sparc64_elf_hash_table(info)->app_regs;
Elf_Internal_Sym sym;
if (elf_hash_table (info)->dynlocal)
{
bfd * dynobj = elf_hash_table (info)->dynobj;
asection *dynsymsec = bfd_get_section_by_name (dynobj, ".dynsym");
struct elf_link_local_dynamic_entry *e;
for (e = elf_hash_table (info)->dynlocal; e ; e = e->next)
if (e->input_indx == -1)
break;
if (e)
{
elf_section_data (dynsymsec->output_section)->this_hdr.sh_info
= e->dynindx;
}
}
if (info->strip == strip_all)
return TRUE;
for (reg = 0; reg < 4; reg++)
if (app_regs [reg].name != NULL)
{
if (info->strip == strip_some
&& bfd_hash_lookup (info->keep_hash,
app_regs [reg].name,
FALSE, FALSE) == NULL)
continue;
sym.st_value = reg < 2 ? reg + 2 : reg + 4;
sym.st_size = 0;
sym.st_other = 0;
sym.st_info = ELF_ST_INFO (app_regs [reg].bind, STT_REGISTER);
sym.st_shndx = app_regs [reg].shndx;
if (! (*func) (finfo, app_regs [reg].name, &sym,
sym.st_shndx == SHN_ABS
? bfd_abs_section_ptr : bfd_und_section_ptr))
return FALSE;
}
return TRUE;
}
static int
sparc64_elf_get_symbol_type (elf_sym, type)
Elf_Internal_Sym * elf_sym;
int type;
{
if (ELF_ST_TYPE (elf_sym->st_info) == STT_REGISTER)
return STT_REGISTER;
else
return type;
}
static void
sparc64_elf_symbol_processing (abfd, asym)
bfd *abfd ATTRIBUTE_UNUSED;
asymbol *asym;
{
elf_symbol_type *elfsym;
elfsym = (elf_symbol_type *) asym;
if (elfsym->internal_elf_sym.st_info
== ELF_ST_INFO (STB_GLOBAL, STT_REGISTER))
{
asym->flags |= BSF_GLOBAL;
}
}
static bfd_boolean
sparc64_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;
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 (h->type == STT_FUNC
|| (h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0
|| (h->type == STT_NOTYPE
&& (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
&& (h->root.u.def.section->flags & SEC_CODE) != 0))
{
if (! elf_hash_table (info)->dynamic_sections_created)
{
BFD_ASSERT ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_PLT) != 0);
return TRUE;
}
s = bfd_get_section_by_name (dynobj, ".plt");
BFD_ASSERT (s != NULL);
if (s->_raw_size == 0)
s->_raw_size = PLT_HEADER_SIZE;
h->plt.offset = s->_raw_size / PLT_ENTRY_SIZE;
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 = sparc64_elf_plt_entry_offset (h->plt.offset);
}
s->_raw_size += PLT_ENTRY_SIZE;
s = bfd_get_section_by_name (dynobj, ".rela.plt");
BFD_ASSERT (s != NULL);
s->_raw_size += sizeof (Elf64_External_Rela);
if (s->_raw_size >= (bfd_vma)1 << 32)
{
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
return TRUE;
}
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;
}
if (info->shared)
return TRUE;
s = bfd_get_section_by_name (dynobj, ".dynbss");
BFD_ASSERT (s != NULL);
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 (Elf64_External_Rela);
h->elf_link_hash_flags |= ELF_LINK_HASH_NEEDS_COPY;
}
power_of_two = bfd_log2 (h->size);
if (power_of_two > 4)
power_of_two = 4;
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;
}
h->root.u.def.section = s;
h->root.u.def.value = s->_raw_size;
s->_raw_size += h->size;
return TRUE;
}
static bfd_boolean
sparc64_elf_size_dynamic_sections (output_bfd, info)
bfd *output_bfd;
struct bfd_link_info *info;
{
bfd *dynobj;
asection *s;
bfd_boolean relplt;
dynobj = elf_hash_table (info)->dynobj;
BFD_ASSERT (dynobj != NULL);
if (elf_hash_table (info)->dynamic_sections_created)
{
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
{
s = bfd_get_section_by_name (dynobj, ".rela.got");
if (s != NULL)
s->_raw_size = 0;
}
relplt = FALSE;
for (s = dynobj->sections; s != NULL; s = s->next)
{
const char *name;
bfd_boolean strip;
if ((s->flags & SEC_LINKER_CREATED) == 0)
continue;
name = bfd_get_section_name (dynobj, s);
strip = FALSE;
if (strncmp (name, ".rela", 5) == 0)
{
if (s->_raw_size == 0)
{
strip = TRUE;
}
else
{
if (strcmp (name, ".rela.plt") == 0)
relplt = TRUE;
s->reloc_count = 0;
}
}
else if (strcmp (name, ".plt") != 0
&& strncmp (name, ".got", 4) != 0)
{
continue;
}
if (strip)
{
_bfd_strip_section_from_output (info, s);
continue;
}
s->contents = (bfd_byte *) bfd_zalloc (dynobj, s->_raw_size);
if (s->contents == NULL && s->_raw_size != 0)
return FALSE;
}
if (elf_hash_table (info)->dynamic_sections_created)
{
#define add_dynamic_entry(TAG, VAL) \
bfd_elf64_add_dynamic_entry (info, (bfd_vma) (TAG), (bfd_vma) (VAL))
int reg;
struct sparc64_elf_app_reg * app_regs;
struct elf_strtab_hash *dynstr;
struct elf_link_hash_table *eht = elf_hash_table (info);
if (!info->shared)
{
if (!add_dynamic_entry (DT_DEBUG, 0))
return FALSE;
}
if (relplt)
{
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 (!add_dynamic_entry (DT_RELA, 0)
|| !add_dynamic_entry (DT_RELASZ, 0)
|| !add_dynamic_entry (DT_RELAENT, sizeof (Elf64_External_Rela)))
return FALSE;
if (info->flags & DF_TEXTREL)
{
if (!add_dynamic_entry (DT_TEXTREL, 0))
return FALSE;
}
app_regs = sparc64_elf_hash_table (info)->app_regs;
dynstr = eht->dynstr;
for (reg = 0; reg < 4; reg++)
if (app_regs [reg].name != NULL)
{
struct elf_link_local_dynamic_entry *entry, *e;
if (!add_dynamic_entry (DT_SPARC_REGISTER, 0))
return FALSE;
entry = (struct elf_link_local_dynamic_entry *)
bfd_hash_allocate (&info->hash->table, sizeof (*entry));
if (entry == NULL)
return FALSE;
entry->isym.st_value = reg < 2 ? reg + 2 : reg + 4;
entry->isym.st_size = 0;
if (*app_regs [reg].name != '\0')
entry->isym.st_name
= _bfd_elf_strtab_add (dynstr, app_regs[reg].name, FALSE);
else
entry->isym.st_name = 0;
entry->isym.st_other = 0;
entry->isym.st_info = ELF_ST_INFO (app_regs [reg].bind,
STT_REGISTER);
entry->isym.st_shndx = app_regs [reg].shndx;
entry->next = NULL;
entry->input_bfd = output_bfd;
entry->input_indx = -1;
if (eht->dynlocal == NULL)
eht->dynlocal = entry;
else
{
for (e = eht->dynlocal; e->next; e = e->next)
;
e->next = entry;
}
eht->dynsymcount++;
}
}
#undef add_dynamic_entry
return TRUE;
}
struct sparc64_elf_section_data
{
struct bfd_elf_section_data elf;
unsigned int do_relax;
};
#define sec_do_relax(sec) \
((struct sparc64_elf_section_data *) (sec)->used_by_bfd)->do_relax
static bfd_boolean
sparc64_elf_new_section_hook (abfd, sec)
bfd *abfd;
asection *sec;
{
struct sparc64_elf_section_data *sdata;
bfd_size_type amt = sizeof (*sdata);
sdata = (struct sparc64_elf_section_data *) bfd_zalloc (abfd, amt);
if (sdata == NULL)
return FALSE;
sec->used_by_bfd = (PTR) sdata;
return _bfd_elf_new_section_hook (abfd, sec);
}
static bfd_boolean
sparc64_elf_relax_section (abfd, section, link_info, again)
bfd *abfd ATTRIBUTE_UNUSED;
asection *section ATTRIBUTE_UNUSED;
struct bfd_link_info *link_info ATTRIBUTE_UNUSED;
bfd_boolean *again;
{
*again = FALSE;
sec_do_relax (section) = 1;
return TRUE;
}
#define WILL_CALL_FINISH_DYNAMIC_SYMBOL(DYN, INFO, H) \
((DYN) \
&& ((INFO)->shared \
|| ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) == 0) \
&& ((H)->dynindx != -1 \
|| ((H)->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL) != 0))
static bfd_boolean
sparc64_elf_relocate_section (output_bfd, info, input_bfd, input_section,
contents, relocs, local_syms, local_sections)
bfd *output_bfd;
struct bfd_link_info *info;
bfd *input_bfd;
asection *input_section;
bfd_byte *contents;
Elf_Internal_Rela *relocs;
Elf_Internal_Sym *local_syms;
asection **local_sections;
{
bfd *dynobj;
Elf_Internal_Shdr *symtab_hdr;
struct elf_link_hash_entry **sym_hashes;
bfd_vma *local_got_offsets;
bfd_vma got_base;
asection *sgot;
asection *splt;
asection *sreloc;
Elf_Internal_Rela *rel;
Elf_Internal_Rela *relend;
if (info->relocateable)
return TRUE;
dynobj = elf_hash_table (info)->dynobj;
symtab_hdr = &elf_tdata (input_bfd)->symtab_hdr;
sym_hashes = elf_sym_hashes (input_bfd);
local_got_offsets = elf_local_got_offsets (input_bfd);
if (elf_hash_table(info)->hgot == NULL)
got_base = 0;
else
got_base = elf_hash_table (info)->hgot->root.u.def.value;
sgot = splt = sreloc = NULL;
rel = relocs;
relend = relocs + NUM_SHDR_ENTRIES (& elf_section_data (input_section)->rel_hdr);
for (; rel < relend; rel++)
{
int r_type;
reloc_howto_type *howto;
unsigned long r_symndx;
struct elf_link_hash_entry *h;
Elf_Internal_Sym *sym;
asection *sec;
bfd_vma relocation, off;
bfd_reloc_status_type r;
bfd_boolean is_plt = FALSE;
bfd_boolean unresolved_reloc;
r_type = ELF64_R_TYPE_ID (rel->r_info);
if (r_type < 0 || r_type >= (int) R_SPARC_max_std)
{
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
howto = sparc64_elf_howto_table + r_type;
r_symndx = ELF64_R_SYM (rel->r_info);
h = NULL;
sym = NULL;
sec = NULL;
unresolved_reloc = FALSE;
if (r_symndx < symtab_hdr->sh_info)
{
sym = local_syms + r_symndx;
sec = local_sections[r_symndx];
relocation = _bfd_elf_rela_local_sym (output_bfd, sym, sec, rel);
}
else
{
h = sym_hashes[r_symndx - symtab_hdr->sh_info];
while (h->root.type == bfd_link_hash_indirect
|| h->root.type == bfd_link_hash_warning)
h = (struct elf_link_hash_entry *) h->root.u.i.link;
relocation = 0;
if (h->root.type == bfd_link_hash_defined
|| h->root.type == bfd_link_hash_defweak)
{
sec = h->root.u.def.section;
if (sec->output_section == NULL)
unresolved_reloc = TRUE;
else
relocation = (h->root.u.def.value
+ sec->output_section->vma
+ sec->output_offset);
}
else if (h->root.type == bfd_link_hash_undefweak)
;
else if (info->shared
&& (!info->symbolic || info->allow_shlib_undefined)
&& !info->no_undefined
&& ELF_ST_VISIBILITY (h->other) == STV_DEFAULT)
;
else
{
if (! ((*info->callbacks->undefined_symbol)
(info, h->root.root.string, input_bfd,
input_section, rel->r_offset,
(!info->shared || info->no_undefined
|| ELF_ST_VISIBILITY (h->other)))))
return FALSE;
if (input_section->output_section != NULL)
relocation = input_section->output_section->vma;
else
relocation = 0;
}
}
do_dynreloc:
if (info->shared && r_symndx != 0 && (input_section->flags & SEC_ALLOC))
{
switch (r_type)
{
case R_SPARC_PC10:
case R_SPARC_PC22:
case R_SPARC_PC_HH22:
case R_SPARC_PC_HM10:
case R_SPARC_PC_LM22:
if (h != NULL
&& !strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_"))
break;
case R_SPARC_DISP8:
case R_SPARC_DISP16:
case R_SPARC_DISP32:
case R_SPARC_DISP64:
case R_SPARC_WDISP30:
case R_SPARC_WDISP22:
case R_SPARC_WDISP19:
case R_SPARC_WDISP16:
if (h == NULL)
break;
case R_SPARC_8:
case R_SPARC_16:
case R_SPARC_32:
case R_SPARC_HI22:
case R_SPARC_22:
case R_SPARC_13:
case R_SPARC_LO10:
case R_SPARC_UA32:
case R_SPARC_10:
case R_SPARC_11:
case R_SPARC_64:
case R_SPARC_OLO10:
case R_SPARC_HH22:
case R_SPARC_HM10:
case R_SPARC_LM22:
case R_SPARC_7:
case R_SPARC_5:
case R_SPARC_6:
case R_SPARC_HIX22:
case R_SPARC_LOX10:
case R_SPARC_H44:
case R_SPARC_M44:
case R_SPARC_L44:
case R_SPARC_UA64:
case R_SPARC_UA16:
{
Elf_Internal_Rela outrel;
bfd_byte *loc;
bfd_boolean skip, relocate;
if (sreloc == NULL)
{
const char *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);
switch (r_type)
{
case R_SPARC_16:
if (outrel.r_offset & 1) r_type = R_SPARC_UA16;
break;
case R_SPARC_UA16:
if (!(outrel.r_offset & 1)) r_type = R_SPARC_16;
break;
case R_SPARC_32:
if (outrel.r_offset & 3) r_type = R_SPARC_UA32;
break;
case R_SPARC_UA32:
if (!(outrel.r_offset & 3)) r_type = R_SPARC_32;
break;
case R_SPARC_64:
if (outrel.r_offset & 7) r_type = R_SPARC_UA64;
break;
case R_SPARC_UA64:
if (!(outrel.r_offset & 7)) r_type = R_SPARC_64;
break;
case R_SPARC_DISP8:
case R_SPARC_DISP16:
case R_SPARC_DISP32:
case R_SPARC_DISP64:
if (h->dynindx == -1)
skip = TRUE, relocate = TRUE;
break;
}
if (skip)
memset (&outrel, 0, sizeof outrel);
else if (h != NULL && ! is_plt
&& ((! info->symbolic && h->dynindx != -1)
|| (h->elf_link_hash_flags
& ELF_LINK_HASH_DEF_REGULAR) == 0))
{
BFD_ASSERT (h->dynindx != -1);
outrel.r_info
= ELF64_R_INFO (h->dynindx,
ELF64_R_TYPE_INFO (
ELF64_R_TYPE_DATA (rel->r_info),
r_type));
outrel.r_addend = rel->r_addend;
}
else
{
outrel.r_addend = relocation + rel->r_addend;
if (r_type == R_SPARC_64)
outrel.r_info = ELF64_R_INFO (0, R_SPARC_RELATIVE);
else
{
long indx;
if (is_plt)
sec = splt;
else if (h == NULL)
sec = local_sections[r_symndx];
else
{
BFD_ASSERT (h->root.type == bfd_link_hash_defined
|| (h->root.type
== bfd_link_hash_defweak));
sec = h->root.u.def.section;
}
if (sec != NULL && bfd_is_abs_section (sec))
indx = 0;
else if (sec == NULL || sec->owner == NULL)
{
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
else
{
asection *osec;
osec = sec->output_section;
indx = elf_section_data (osec)->dynindx;
outrel.r_addend -= osec->vma;
if (indx == 0)
{
BFD_FAIL ();
(*_bfd_error_handler)
(_("%s: probably compiled without -fPIC?"),
bfd_archive_filename (input_bfd));
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
}
outrel.r_info
= ELF64_R_INFO (indx,
ELF64_R_TYPE_INFO (
ELF64_R_TYPE_DATA (rel->r_info),
r_type));
}
}
loc = sreloc->contents;
loc += sreloc->reloc_count++ * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc);
if (! relocate)
continue;
}
break;
}
}
switch (r_type)
{
case R_SPARC_GOT10:
case R_SPARC_GOT13:
case R_SPARC_GOT22:
if (sgot == NULL)
{
sgot = bfd_get_section_by_name (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
}
if (h != NULL)
{
bfd_boolean dyn;
off = h->got.offset;
BFD_ASSERT (off != (bfd_vma) -1);
dyn = elf_hash_table (info)->dynamic_sections_created;
if (! WILL_CALL_FINISH_DYNAMIC_SYMBOL (dyn, info, h)
|| (info->shared
&& (info->symbolic
|| h->dynindx == -1
|| (h->elf_link_hash_flags & ELF_LINK_FORCED_LOCAL))
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR)))
{
if ((off & 1) != 0)
off &= ~1;
else
{
bfd_put_64 (output_bfd, relocation,
sgot->contents + off);
h->got.offset |= 1;
}
}
else
unresolved_reloc = FALSE;
}
else
{
BFD_ASSERT (local_got_offsets != NULL);
off = local_got_offsets[r_symndx];
BFD_ASSERT (off != (bfd_vma) -1);
if ((off & 1) != 0)
off &= ~1;
else
{
local_got_offsets[r_symndx] |= 1;
if (info->shared)
{
asection *s;
Elf_Internal_Rela outrel;
bfd_byte *loc;
bfd_put_64 (output_bfd, (bfd_vma) 0,
sgot->contents + off);
s = bfd_get_section_by_name(dynobj, ".rela.got");
BFD_ASSERT (s != NULL);
outrel.r_offset = (sgot->output_section->vma
+ sgot->output_offset
+ off);
outrel.r_info = ELF64_R_INFO (0, R_SPARC_RELATIVE);
outrel.r_addend = relocation;
loc = s->contents;
loc += s->reloc_count++ * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &outrel, loc);
}
else
bfd_put_64 (output_bfd, relocation, sgot->contents + off);
}
}
relocation = sgot->output_offset + off - got_base;
goto do_default;
case R_SPARC_WPLT30:
case R_SPARC_PLT32:
case R_SPARC_HIPLT22:
case R_SPARC_LOPLT10:
case R_SPARC_PCPLT32:
case R_SPARC_PCPLT22:
case R_SPARC_PCPLT10:
case R_SPARC_PLT64:
BFD_ASSERT (h != NULL);
if (h->plt.offset == (bfd_vma) -1)
{
goto do_default;
}
if (splt == NULL)
{
splt = bfd_get_section_by_name (dynobj, ".plt");
BFD_ASSERT (splt != NULL);
}
relocation = (splt->output_section->vma
+ splt->output_offset
+ sparc64_elf_plt_entry_offset (h->plt.offset));
unresolved_reloc = FALSE;
if (r_type == R_SPARC_WPLT30)
goto do_wplt30;
if (r_type == R_SPARC_PLT32 || r_type == R_SPARC_PLT64)
{
r_type = r_type == R_SPARC_PLT32 ? R_SPARC_32 : R_SPARC_64;
is_plt = TRUE;
goto do_dynreloc;
}
goto do_default;
case R_SPARC_OLO10:
{
bfd_vma x;
relocation += rel->r_addend;
relocation = (relocation & 0x3ff) + ELF64_R_TYPE_DATA (rel->r_info);
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
x = (x & ~(bfd_vma) 0x1fff) | (relocation & 0x1fff);
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
howto->bitsize, howto->rightshift,
bfd_arch_bits_per_address (input_bfd),
relocation);
}
break;
case R_SPARC_WDISP16:
{
bfd_vma x;
relocation += rel->r_addend;
relocation -= (input_section->output_section->vma
+ input_section->output_offset);
relocation -= rel->r_offset;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
x &= ~(bfd_vma) 0x303fff;
x |= ((((relocation >> 2) & 0xc000) << 6)
| ((relocation >> 2) & 0x3fff));
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
howto->bitsize, howto->rightshift,
bfd_arch_bits_per_address (input_bfd),
relocation);
}
break;
case R_SPARC_HIX22:
{
bfd_vma x;
relocation += rel->r_addend;
relocation = relocation ^ MINUS_ONE;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
x = (x & ~(bfd_vma) 0x3fffff) | ((relocation >> 10) & 0x3fffff);
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_check_overflow (howto->complain_on_overflow,
howto->bitsize, howto->rightshift,
bfd_arch_bits_per_address (input_bfd),
relocation);
}
break;
case R_SPARC_LOX10:
{
bfd_vma x;
relocation += rel->r_addend;
relocation = (relocation & 0x3ff) | 0x1c00;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
x = (x & ~(bfd_vma) 0x1fff) | relocation;
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_reloc_ok;
}
break;
case R_SPARC_WDISP30:
do_wplt30:
if (sec_do_relax (input_section)
&& rel->r_offset + 4 < input_section->_raw_size)
{
#define G0 0
#define O7 15
#define XCC (2 << 20)
#define COND(x) (((x)&0xf)<<25)
#define CONDA COND(0x8)
#define INSN_BPA (F2(0,1) | CONDA | BPRED | XCC)
#define INSN_BA (F2(0,2) | CONDA)
#define INSN_OR F3(2, 0x2, 0)
#define INSN_NOP F2(0,4)
bfd_vma x, y;
x = bfd_get_32 (input_bfd, contents + rel->r_offset);
y = bfd_get_32 (input_bfd, contents + rel->r_offset + 4);
if ((x & OP(~0)) == OP(1) && (y & OP(~0)) == OP(2))
{
if (((y & OP3(~0)) == OP3(0x3d)
|| ((y & OP3(0x28)) == 0
&& (y & RD(~0)) == RD(O7)))
&& (y & RS1(~0)) != RS1(O7)
&& ((y & F3I(~0))
|| (y & RS2(~0)) != RS2(O7)))
{
bfd_vma reloc;
reloc = relocation + rel->r_addend - rel->r_offset;
reloc -= (input_section->output_section->vma
+ input_section->output_offset);
if (reloc & 3)
goto do_default;
if ((reloc & ~(bfd_vma)0x7fffff)
&& ((reloc | 0x7fffff) != MINUS_ONE))
goto do_default;
reloc >>= 2;
if ((reloc & 0x3c0000) == 0
|| (reloc & 0x3c0000) == 0x3c0000)
x = INSN_BPA | (reloc & 0x7ffff);
else
x = INSN_BA | (reloc & 0x3fffff);
bfd_put_32 (input_bfd, x, contents + rel->r_offset);
r = bfd_reloc_ok;
if (rel->r_offset >= 4
&& (y & (0xffffffff ^ RS1(~0)))
== (INSN_OR | RD(O7) | RS2(G0)))
{
bfd_vma z;
unsigned int reg;
z = bfd_get_32 (input_bfd,
contents + rel->r_offset - 4);
if ((z & (0xffffffff ^ RD(~0)))
!= (INSN_OR | RS1(O7) | RS2(G0)))
break;
reg = (y & RS1(~0)) >> 14;
if (reg != ((z & RD(~0)) >> 25)
|| reg == G0 || reg == O7)
break;
bfd_put_32 (input_bfd, (bfd_vma) INSN_NOP,
contents + rel->r_offset + 4);
}
break;
}
}
}
default:
do_default:
r = _bfd_final_link_relocate (howto, input_bfd, input_section,
contents, rel->r_offset,
relocation, rel->r_addend);
break;
}
if (unresolved_reloc
&& !((input_section->flags & SEC_DEBUGGING) != 0
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_DYNAMIC) != 0))
(*_bfd_error_handler)
(_("%s(%s+0x%lx): unresolvable relocation against symbol `%s'"),
bfd_archive_filename (input_bfd),
bfd_get_section_name (input_bfd, input_section),
(long) rel->r_offset,
h->root.root.string);
switch (r)
{
case bfd_reloc_ok:
break;
default:
case bfd_reloc_outofrange:
abort ();
case bfd_reloc_overflow:
{
const char *name;
if (r_type == R_SPARC_32
&& _bfd_elf_section_offset (output_bfd, info, input_section,
rel->r_offset) == (bfd_vma) -1)
break;
if (h != NULL)
{
if (h->root.type == bfd_link_hash_undefweak
&& howto->pc_relative)
{
break;
}
name = h->root.root.string;
}
else
{
name = (bfd_elf_string_from_elf_section
(input_bfd,
symtab_hdr->sh_link,
sym->st_name));
if (name == NULL)
return FALSE;
if (*name == '\0')
name = bfd_section_name (input_bfd, sec);
}
if (! ((*info->callbacks->reloc_overflow)
(info, name, howto->name, (bfd_vma) 0,
input_bfd, input_section, rel->r_offset)))
return FALSE;
}
break;
}
}
return TRUE;
}
static bfd_boolean
sparc64_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 *srela;
Elf_Internal_Rela rela;
bfd_byte *loc;
BFD_ASSERT (h->dynindx != -1);
splt = bfd_get_section_by_name (dynobj, ".plt");
srela = bfd_get_section_by_name (dynobj, ".rela.plt");
BFD_ASSERT (splt != NULL && srela != NULL);
if (h->plt.offset < LARGE_PLT_THRESHOLD)
{
rela.r_offset = sparc64_elf_plt_entry_offset (h->plt.offset);
rela.r_addend = 0;
}
else
{
bfd_vma max = splt->_raw_size / PLT_ENTRY_SIZE;
rela.r_offset = sparc64_elf_plt_ptr_offset (h->plt.offset, max);
rela.r_addend = -(sparc64_elf_plt_entry_offset (h->plt.offset) + 4)
-(splt->output_section->vma + splt->output_offset);
}
rela.r_offset += (splt->output_section->vma + splt->output_offset);
rela.r_info = ELF64_R_INFO (h->dynindx, R_SPARC_JMP_SLOT);
loc = srela->contents;
loc += (h->plt.offset - 4) * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &rela, loc);
if ((h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR) == 0)
{
sym->st_shndx = SHN_UNDEF;
if ((h->elf_link_hash_flags & ELF_LINK_HASH_REF_REGULAR_NONWEAK)
== 0)
sym->st_value = 0;
}
}
if (h->got.offset != (bfd_vma) -1)
{
asection *sgot;
asection *srela;
Elf_Internal_Rela rela;
bfd_byte *loc;
sgot = bfd_get_section_by_name (dynobj, ".got");
srela = bfd_get_section_by_name (dynobj, ".rela.got");
BFD_ASSERT (sgot != NULL && srela != NULL);
rela.r_offset = (sgot->output_section->vma
+ sgot->output_offset
+ (h->got.offset &~ (bfd_vma) 1));
if (info->shared
&& (info->symbolic || h->dynindx == -1)
&& (h->elf_link_hash_flags & ELF_LINK_HASH_DEF_REGULAR))
{
asection *sec = h->root.u.def.section;
rela.r_info = ELF64_R_INFO (0, R_SPARC_RELATIVE);
rela.r_addend = (h->root.u.def.value
+ sec->output_section->vma
+ sec->output_offset);
}
else
{
rela.r_info = ELF64_R_INFO (h->dynindx, R_SPARC_GLOB_DAT);
rela.r_addend = 0;
}
bfd_put_64 (output_bfd, (bfd_vma) 0,
sgot->contents + (h->got.offset &~ (bfd_vma) 1));
loc = srela->contents;
loc += srela->reloc_count++ * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &rela, loc);
}
if ((h->elf_link_hash_flags & ELF_LINK_HASH_NEEDS_COPY) != 0)
{
asection *s;
Elf_Internal_Rela rela;
bfd_byte *loc;
BFD_ASSERT (h->dynindx != -1);
s = bfd_get_section_by_name (h->root.u.def.section->owner,
".rela.bss");
BFD_ASSERT (s != NULL);
rela.r_offset = (h->root.u.def.value
+ h->root.u.def.section->output_section->vma
+ h->root.u.def.section->output_offset);
rela.r_info = ELF64_R_INFO (h->dynindx, R_SPARC_COPY);
rela.r_addend = 0;
loc = s->contents + s->reloc_count++ * sizeof (Elf64_External_Rela);
bfd_elf64_swap_reloca_out (output_bfd, &rela, loc);
}
if (strcmp (h->root.root.string, "_DYNAMIC") == 0
|| strcmp (h->root.root.string, "_GLOBAL_OFFSET_TABLE_") == 0
|| strcmp (h->root.root.string, "_PROCEDURE_LINKAGE_TABLE_") == 0)
sym->st_shndx = SHN_ABS;
return TRUE;
}
static bfd_boolean
sparc64_elf_finish_dynamic_sections (output_bfd, info)
bfd *output_bfd;
struct bfd_link_info *info;
{
bfd *dynobj;
int stt_regidx = -1;
asection *sdyn;
asection *sgot;
dynobj = elf_hash_table (info)->dynobj;
sdyn = bfd_get_section_by_name (dynobj, ".dynamic");
if (elf_hash_table (info)->dynamic_sections_created)
{
asection *splt;
Elf64_External_Dyn *dyncon, *dynconend;
splt = bfd_get_section_by_name (dynobj, ".plt");
BFD_ASSERT (splt != NULL && sdyn != NULL);
dyncon = (Elf64_External_Dyn *) sdyn->contents;
dynconend = (Elf64_External_Dyn *) (sdyn->contents + sdyn->_raw_size);
for (; dyncon < dynconend; dyncon++)
{
Elf_Internal_Dyn dyn;
const char *name;
bfd_boolean size;
bfd_elf64_swap_dyn_in (dynobj, dyncon, &dyn);
switch (dyn.d_tag)
{
case DT_PLTGOT: name = ".plt"; size = FALSE; break;
case DT_PLTRELSZ: name = ".rela.plt"; size = TRUE; break;
case DT_JMPREL: name = ".rela.plt"; size = FALSE; break;
case DT_SPARC_REGISTER:
if (stt_regidx == -1)
{
stt_regidx =
_bfd_elf_link_lookup_local_dynindx (info, output_bfd, -1);
if (stt_regidx == -1)
return FALSE;
}
dyn.d_un.d_val = stt_regidx++;
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
default: name = NULL; size = FALSE; break;
}
if (name != NULL)
{
asection *s;
s = bfd_get_section_by_name (output_bfd, name);
if (s == NULL)
dyn.d_un.d_val = 0;
else
{
if (! size)
dyn.d_un.d_ptr = s->vma;
else
{
if (s->_cooked_size != 0)
dyn.d_un.d_val = s->_cooked_size;
else
dyn.d_un.d_val = s->_raw_size;
}
}
bfd_elf64_swap_dyn_out (output_bfd, &dyn, dyncon);
}
}
if (splt->_raw_size > 0)
{
sparc64_elf_build_plt (output_bfd, splt->contents,
(int) (splt->_raw_size / PLT_ENTRY_SIZE));
}
elf_section_data (splt->output_section)->this_hdr.sh_entsize =
PLT_ENTRY_SIZE;
}
sgot = bfd_get_section_by_name (dynobj, ".got");
BFD_ASSERT (sgot != NULL);
if (sgot->_raw_size > 0)
{
if (sdyn == NULL)
bfd_put_64 (output_bfd, (bfd_vma) 0, sgot->contents);
else
bfd_put_64 (output_bfd,
sdyn->output_section->vma + sdyn->output_offset,
sgot->contents);
}
elf_section_data (sgot->output_section)->this_hdr.sh_entsize = 8;
return TRUE;
}
static enum elf_reloc_type_class
sparc64_elf_reloc_type_class (rela)
const Elf_Internal_Rela *rela;
{
switch ((int) ELF64_R_TYPE (rela->r_info))
{
case R_SPARC_RELATIVE:
return reloc_class_relative;
case R_SPARC_JMP_SLOT:
return reloc_class_plt;
case R_SPARC_COPY:
return reloc_class_copy;
default:
return reloc_class_normal;
}
}
static bfd_boolean
sparc64_elf_merge_private_bfd_data (ibfd, obfd)
bfd *ibfd;
bfd *obfd;
{
bfd_boolean error;
flagword new_flags, old_flags;
int new_mm, old_mm;
if (bfd_get_flavour (ibfd) != bfd_target_elf_flavour
|| bfd_get_flavour (obfd) != bfd_target_elf_flavour)
return TRUE;
new_flags = elf_elfheader (ibfd)->e_flags;
old_flags = elf_elfheader (obfd)->e_flags;
if (!elf_flags_init (obfd))
{
elf_flags_init (obfd) = TRUE;
elf_elfheader (obfd)->e_flags = new_flags;
}
else if (new_flags == old_flags)
;
else
{
error = FALSE;
#define EF_SPARC_ISA_EXTENSIONS \
(EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3 | EF_SPARC_HAL_R1)
if ((ibfd->flags & DYNAMIC) != 0)
{
new_flags &= ~(EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS);
new_flags |= (old_flags
& (EF_SPARCV9_MM | EF_SPARC_ISA_EXTENSIONS));
}
else
{
old_flags |= (new_flags & EF_SPARC_ISA_EXTENSIONS);
new_flags |= (old_flags & EF_SPARC_ISA_EXTENSIONS);
if ((old_flags & (EF_SPARC_SUN_US1 | EF_SPARC_SUN_US3))
&& (old_flags & EF_SPARC_HAL_R1))
{
error = TRUE;
(*_bfd_error_handler)
(_("%s: linking UltraSPARC specific with HAL specific code"),
bfd_archive_filename (ibfd));
}
old_mm = (old_flags & EF_SPARCV9_MM);
new_mm = (new_flags & EF_SPARCV9_MM);
old_flags &= ~EF_SPARCV9_MM;
new_flags &= ~EF_SPARCV9_MM;
if (new_mm < old_mm)
old_mm = new_mm;
old_flags |= old_mm;
new_flags |= old_mm;
}
if (new_flags != old_flags)
{
error = TRUE;
(*_bfd_error_handler)
(_("%s: uses different e_flags (0x%lx) fields than previous modules (0x%lx)"),
bfd_archive_filename (ibfd), (long) new_flags, (long) old_flags);
}
elf_elfheader (obfd)->e_flags = old_flags;
if (error)
{
bfd_set_error (bfd_error_bad_value);
return FALSE;
}
}
return TRUE;
}
static bfd_boolean
sparc64_elf_fake_sections (abfd, hdr, sec)
bfd *abfd ATTRIBUTE_UNUSED;
Elf_Internal_Shdr *hdr ATTRIBUTE_UNUSED;
asection *sec;
{
const char *name;
name = bfd_get_section_name (abfd, sec);
if (strcmp (name, ".stab") == 0)
{
elf_section_data (sec)->this_hdr.sh_entsize = 12;
}
return TRUE;
}
static const char *
sparc64_elf_print_symbol_all (abfd, filep, symbol)
bfd *abfd ATTRIBUTE_UNUSED;
PTR filep;
asymbol *symbol;
{
FILE *file = (FILE *) filep;
int reg, type;
if (ELF_ST_TYPE (((elf_symbol_type *) symbol)->internal_elf_sym.st_info)
!= STT_REGISTER)
return NULL;
reg = ((elf_symbol_type *) symbol)->internal_elf_sym.st_value;
type = symbol->flags;
fprintf (file, "REG_%c%c%11s%c%c R", "GOLI" [reg / 8], '0' + (reg & 7), "",
((type & BSF_LOCAL)
? (type & BSF_GLOBAL) ? '!' : 'l'
: (type & BSF_GLOBAL) ? 'g' : ' '),
(type & BSF_WEAK) ? 'w' : ' ');
if (symbol->name == NULL || symbol->name [0] == '\0')
return "#scratch";
else
return symbol->name;
}
static bfd_boolean
sparc64_elf_object_p (abfd)
bfd *abfd;
{
unsigned long mach = bfd_mach_sparc_v9;
if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US3)
mach = bfd_mach_sparc_v9b;
else if (elf_elfheader (abfd)->e_flags & EF_SPARC_SUN_US1)
mach = bfd_mach_sparc_v9a;
return bfd_default_set_arch_mach (abfd, bfd_arch_sparc, mach);
}
const struct elf_size_info sparc64_elf_size_info =
{
sizeof (Elf64_External_Ehdr),
sizeof (Elf64_External_Phdr),
sizeof (Elf64_External_Shdr),
sizeof (Elf64_External_Rel),
sizeof (Elf64_External_Rela),
sizeof (Elf64_External_Sym),
sizeof (Elf64_External_Dyn),
sizeof (Elf_External_Note),
4,
1,
64,
8,
ELFCLASS64,
EV_CURRENT,
bfd_elf64_write_out_phdrs,
bfd_elf64_write_shdrs_and_ehdr,
sparc64_elf_write_relocs,
bfd_elf64_swap_symbol_in,
bfd_elf64_swap_symbol_out,
sparc64_elf_slurp_reloc_table,
bfd_elf64_slurp_symbol_table,
bfd_elf64_swap_dyn_in,
bfd_elf64_swap_dyn_out,
bfd_elf64_swap_reloc_in,
bfd_elf64_swap_reloc_out,
bfd_elf64_swap_reloca_in,
bfd_elf64_swap_reloca_out
};
#define TARGET_BIG_SYM bfd_elf64_sparc_vec
#define TARGET_BIG_NAME "elf64-sparc"
#define ELF_ARCH bfd_arch_sparc
#define ELF_MAXPAGESIZE 0x100000
#define ELF_MACHINE_CODE EM_SPARCV9
#define ELF_MACHINE_ALT1 EM_OLD_SPARCV9
#define bfd_elf64_bfd_link_hash_table_create \
sparc64_elf_bfd_link_hash_table_create
#define elf_info_to_howto \
sparc64_elf_info_to_howto
#define bfd_elf64_get_reloc_upper_bound \
sparc64_elf_get_reloc_upper_bound
#define bfd_elf64_get_dynamic_reloc_upper_bound \
sparc64_elf_get_dynamic_reloc_upper_bound
#define bfd_elf64_canonicalize_dynamic_reloc \
sparc64_elf_canonicalize_dynamic_reloc
#define bfd_elf64_bfd_reloc_type_lookup \
sparc64_elf_reloc_type_lookup
#define bfd_elf64_bfd_relax_section \
sparc64_elf_relax_section
#define bfd_elf64_new_section_hook \
sparc64_elf_new_section_hook
#define elf_backend_create_dynamic_sections \
_bfd_elf_create_dynamic_sections
#define elf_backend_add_symbol_hook \
sparc64_elf_add_symbol_hook
#define elf_backend_get_symbol_type \
sparc64_elf_get_symbol_type
#define elf_backend_symbol_processing \
sparc64_elf_symbol_processing
#define elf_backend_check_relocs \
sparc64_elf_check_relocs
#define elf_backend_adjust_dynamic_symbol \
sparc64_elf_adjust_dynamic_symbol
#define elf_backend_size_dynamic_sections \
sparc64_elf_size_dynamic_sections
#define elf_backend_relocate_section \
sparc64_elf_relocate_section
#define elf_backend_finish_dynamic_symbol \
sparc64_elf_finish_dynamic_symbol
#define elf_backend_finish_dynamic_sections \
sparc64_elf_finish_dynamic_sections
#define elf_backend_print_symbol_all \
sparc64_elf_print_symbol_all
#define elf_backend_output_arch_syms \
sparc64_elf_output_arch_syms
#define bfd_elf64_bfd_merge_private_bfd_data \
sparc64_elf_merge_private_bfd_data
#define elf_backend_fake_sections \
sparc64_elf_fake_sections
#define elf_backend_size_info \
sparc64_elf_size_info
#define elf_backend_object_p \
sparc64_elf_object_p
#define elf_backend_reloc_type_class \
sparc64_elf_reloc_type_class
#define elf_backend_want_got_plt 0
#define elf_backend_plt_readonly 0
#define elf_backend_want_plt_sym 1
#define elf_backend_rela_normal 1
#define elf_backend_plt_alignment 8
#define elf_backend_got_header_size 8
#define elf_backend_plt_header_size PLT_HEADER_SIZE
#include "elf64-target.h"