* elf32-frv.c (_frv_osec_readonly_p): New.
(_frv_emit_got_relocs_plt_entries): Don't emit rofixup for
undefweak symbol.
(_frv_count_got_plt_entries): Adjust expected count accordingly.
(elf32_frv_relocate_section): Likewise. Error out if attempting
to emit rofixups or dynamic relocs in read-only segments. Use
_bfd_elf_section_offset to adjust r_offsets in rofixups and
dynamic relocations.
2003-12-12 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_relocate_section): Compute dynamic
relocations or fixups involving merged sections correctly. Avoid
crash when undefined symbol is referenced by R_FRV_32 or
R_FRV_FUNCDESC_VALUE.
2003-12-02 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_relocate_section): Add output_offset of
input section holding local symbol to addend of R_FRV_32 or
R_FRV_FUNCDESC_VALUE dynamic relocation.
2003-11-27 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_modify_segment_map): Add link info arg.
(elf32_frv_always_size_sections): Don't store pointer to
__stacksize symbol in sec_info.
(elf32_frv_modify_segment_map): Look it up here.
2003-11-26 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Emit the address
of the lazy PLT entry, not only its offset, as the low word of a
function descriptor.
2003-11-10 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_always_size_sections): Define __stacksize
if a hash table entry already exists but is not a definition.
2003-11-05 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (frv_elf_link_hash_table_create): Use bfd_zalloc.
(_frv_add_rofixup): Don't inline.
(_frv_emit_got_relocs_plt_entries): Use NULL as funcdesc address
for undefweak symbols.
(elf32_frv_relocate_section): Avoid crash while computing
relocation when linking with shared library. Only emit rofixups
and dynamic relocations for alloc&load sections. Mark binaries
with inter-segment relocations for relocation as a unit.
(_frv_create_got_section): Rename .rofixup.got to .rofixup.
(DEFAULT_STACK_SIZE): New.
(_frv_count_got_plt_entries): Fix thinko in deciding whether to
emit rofixups or dynamic relocs when linking dynamic non-PIE
executables.
(elf32_frv_size_dynamic_sections): Generate rofixup on PIEs and
shared libs too. Reserve the last entry for the GOT pointer.
(elf32_frv_finish_dynamic_sections): Emit it.
(elf32_frv_always_size_sections): New.
(elf32_frv_modify_segment_map): New.
(elf32_frv_check_relocs): Reserve relocs32 space only in ALLOC
sections.
(frv_elf_merge_private_bfd_data): Clear PIC bit if FDPIC is set.
(frv_elf_print_private_bfd_data): Handle FDPIC and LIBPIC.
(elf_backend_always_size_sections): New.
(elf_backend_modify_segment_map): New.
2003-10-31 Alexandre Oliva <aoliva@redhat.com>
* config.bfd: Added frv-*-*linux*.
* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Use idx 0 for
ABS section, instead of crashing.
(elf32_frv_relocate_section): Don't crash before warning about
different segments in non-PIC relocation.
2003-10-17 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_relocate_section): Don't warn on LABEL24
relocs to undefweak symbols.
(elf32_frv_relocate_section): Ditto for undefined symbols.
2003-10-06 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_create_dynamic_sections): Make sure
gotfixup section was created.
2003-09-30 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (elf32_frv_howto_table): Change GOT12,
FUNCDESC_GOT12, GOTOFF12 and FUNCDESC_GOTOFF12 to
complain_overflow_signed.
* elf32-frv.c (_frv_add_rofixup): Do not error out if contents
have not been allocated.
(_frv_emit_got_relocs_plt_entries): Return non-void. Assert
privfd only if dynamic sections were created.
(elf32_frv_relocate_section): Compute gprel_segment, and use it
for GPREL relocs. When linking relocatable FDPIC executables,
emit warnings for relocations that would be illegal on PIE or
shared libraries. Emit rofixup for R_FRV_32 only if input object
is not FDPIC.
(_frv_create_got_section): Define _gp symbol in the rofixup
section.
(elf32_frv_finish_dynamic_sections): If rofixups needed but
dynamic sections missing, error out requesting -melf32frvfd.
2003-09-19 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Rearrange
computation of addends from section and global or local symbol
value. Change return type to bfd_boolean, and return a failure if
a dynamic FUNCDESC or FUNCDESC_VALUE relocation that requires a
nonzero addend is required.
(elf32_frv_relocate_section): Likewise. Print error for
unsupported nonzero addends.
2003-09-18 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (FRV_SYM_LOCAL): In the absence of dynamic sections,
force everything local.
(_frv_emit_got_relocs_plt_entries): Cope with NULL sec.
* elf32-frv.c (struct frv_elf_link_hash_table): Added sgotfixup.
(frv_gotfixup_section): New.
(FRV_SYM_LOCAL): Accept undefweak and local common symbols.
(struct frv_pic_relocs_info): Split relocs into relocs32, relocsfd
and relocsfdv.
(_frv_add_rofixup): New.
(_frv_emit_got_relocs_plt_entries): Generate fixups for non-PIE
fdpic executables. Use FRV_SYM_LOCAL more widely to simplify and
improve some ugly conditions.
(elf32_frv_relocate_section): Likewise. Reject inter-segment
relocations in fdpic.
(_frv_create_got_section): Create .rofixup.got section.
(struct _frv_dynamic_got_info): Added fixups.
(_frv_count_got_plt_entries): Account in-GOT relocations into
relocs32, relocsfd and relocsfdv. Account them into relocs or
fixups, as appropriate.
(elf32_frv_size_dynamic_sections): Size rofixup section. Simplify
sizing of gotrel.
(elf32_frv_finish_dynamic_sections): Verify that the right number
of relocations and fixups was generated.
(elf32_frv_check_relocs): Compute relocs32, relocsfd and
relocsfdv.
* elf32-frv.c (FRV_SYM_LOCAL): New macro, used instead of
SYMBOL_CALLS_LOCAL and SYMBOL_REFERENCES_LOCAL.
(FRV_FUNCDESC_LOCAL): New macro, used to decide whether a function
descriptor of a (formerly-)global symbol is local.
(struct frv_pic_relocs_info): Adjust comments.
(_frv_emit_got_relocs_plt_entries): Adjust.
(elf32_frv_relocate_section): Likewise.
(_frv_count_got_plt_entries): Likewise.
* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Don't add global
symbol's value to addend in the common preamble. Decay dynamic
symbols to section+offset if they bind or call locally, for GOT
and FUNCDESC_VALUE, respectively.
(elf32_frv_relocate_section): Likewise.
(elf32_frv_check_relocs): Don't register as dynamic symbols of
internal or hidden visibility.
2003-09-17 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (_frv_emit_got_relocs_plt_entries): Get addend as
argument, so as to not call _bfd_elf_rel_local_sym to compute it.
(elf32_frv_relocate_section): Pass relocation addend in. Use
original relocation addend to look up the got relocs/plt entries
table. Do not call _bfd_elf_rel_local_sym. Don't error out when
processing relocations that reference .scommon symbols.
2003-09-15 Alexandre Oliva <aoliva@redhat.com>
Introduce support for dynamic linking.
* elf32-frv.c (R_FRV_FUNCDESC_VALUE): Mark it as 64 bits.
(elf32_frv_rel_32_howto, elf32_frv_rel_funcdesc_howto,
elf32_frv_rel_funcdesc_value_howto): New REL descriptors.
(frv_reloc_type_lookup): Return REL howtos for executables and
dynamic libraries.
(frv_info_to_howto_rel): New.
(struct frv_elf_link_hash_table): New.
(frv_hash_table, frv_got_section, frv_gotrel_section,
frv_plt_section, frv_pltrel_section, frv_relocs_info,
frv_got_initial_offset, frv_plt_initial_offset): New macros.
(frv_elf_link_hash_table_create): New.
(struct frv_pic_relocs_info): New.
(frv_pic_relocs_info_hash, frv_pic_relocs_info_eq): New.
(frv_pic_relocs_info_find): New.
(frv_pic_relocs_info_for_global, frv_pic_relocs_info_for_local):
New.
(FRV_LZPLT_BLOCK_SIZE, FRV_LZPLT_RESOLVE_LOC): New.
(_frv_add_dyn_reloc, _frv_osec_to_segment): New.
(_frv_emit_got_relocs_plt_entries): New.
(elf32_frv_relocate_section): Add support for dynamic linking.
Handle new relocations.
(_frv_create_got_section): New.
(elf32_frv_create_dynamic_sections): New.
(ELF_DYNAMIC_INTERPRETER): New.
(struct _frv_dynamic_got_info): New.
(_frv_count_got_plt_entries): New.
(struct _frv_dynamic_got_plt_info): New.
(_frv_compute_got_alloc_data): New.
(_frv_get_got_entry, _frv_get_fd_entry): New.
(_frv_assign_got_entries, _frv_assign_plt_entries): New.
(_frv_resolve_final_relocs_info): New.
(elf32_frv_size_dynamic_sections): New.
(elf32_frv_finish_dynamic_sections): New.
(elf32_frv_adjust_dynamic_symbol): New.
(elf32_frv_finish_dynamic_symbol): New.
(elf32_frv_check_relocs): Handle new relocs. Explain how the
whole thing works.
(elf_info_to_howto_rel): Define.
(bfd_elf32_bfd_link_hash_table_create): Define.
(elf_backend_create_dynamic_sections): Define.
(elf_backend_adjust_dynamic_symbol): Define.
(elf_backend_size_dynamic_sections): Define.
(elf_backend_finish_dynamic_symbol): Define.
(elf_backend_finish_dynamic_sections): Define.
(elf_backend_want_got_sym): Define.
(elf_backend_got_header_size): Define.
(elf_backend_want_got_plt): Define.
(elf_backend_plt_readonly): Define.
(elf_backend_want_plt_sym): Define.
(elf_backend_plt_header_size): Define.
(elf_backend_may_use_rel_p): Define.
(elf_backend_may_use_rela_p): Define.
(elf_backend_default_use_rela_p): Define.
2003-08-08 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (R_FRV_FUNCDESC_VALUE, R_FRV_FUNCDESC_GOTOFF12,
R_FRV_FUNCDESC_GOTOFFHI, R_FRV_FUNCDESC_GOTOFFLO, R_FRV_GOTOFF12,
R_FRV_GOTOFFHI, R_FRV_GOTOFFLO): New.
(frv_reloc_map): Map the corresponding BFD relocs to them.
(frv_reloc_type_lookup): ... and back to BFD relocs.
* reloc.c: New relocs.
* bfd-in2.h, libbfd.h: Rebuilt.
2003-08-04 Alexandre Oliva <aoliva@redhat.com>
* elf32-frv.c (R_FRV_GOT12, R_FRV_GOTHI, R_FRV_GOTLO,
R_FRV_FUNCDESC, R_FRV_FUNCDESC_GOT12, R_FRV_FUNCDESC_GOTHI,
R_FRV_FUNCDESC_GOTLO): New.
(frv_reloc_map): Map the corresponding BFD relocs to them.
(frv_reloc_type_lookup): ... and back to BFD relocs.
* reloc.c: New relocs.
* bfd-in2.h, libbfd.h: Rebuilt.
* elf64-mmix.c (MAX_PUSHJ_STUB_SIZE): New macro.
(struct _mmix_elf_section_data): New member pjs.
(mmix_set_relaxable_size, mmix_elf_get_section_contents): New
functions.
(elf_mmix_howto_table): New entry for R_MMIX_PUSHJ_STUBBABLE.
(mmix_reloc_map): Ditto.
(mmix_elf_relocate_section): Handle R_MMIX_PUSHJ_STUBBABLE.
(mmix_final_link_relocate, mmix_elf_check_common_relocs): Ditto.
(mmix_elf_perform_relocation): Ditto. Don't mark parameter addr
unused.
(mmix_elf_check_relocs): Move early return to after
mmix_elf_check_common_relocs call.
(mmix_elf_symbol_processing): Fix cut-and-pasto in head comment.
(_bfd_mmix_before_linker_allocation): Rename from
_bfd_mmix_prepare_linker_allocated_gregs. All referers changed.
Arrange to set the initial relaxable size of sections.
(_bfd_mmix_after_linker_allocation): Rename from
_bfd_mmix_finalize_linker_allocated_gregs.
(mmix_elf_relax_section): Relax a R_MMIX_PUSHJ_STUBBABLE reloc.
(bfd_elf64_get_section_contents): Define.
* reloc.c: Add ENUMX for BFD_RELOC_MMIX_PUSHJ_STUBBABLE.
* libbfd.h, bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
* elf64-ppc.c (TP_OFFSET, DTP_OFFSET): Declare.
(ppc64_elf_howto_raw): Add TLS howto's. Adjust R_PPC64_NONE to be
against a 32 bit field.
(ppc64_elf_reloc_type_lookup): Handle TLS relocs.
(_ppc64_elf_section_data): Add t_symndx and comments.
(ppc64_elf_section_data): Use elf_section_data macro.
(ppc64_elf_new_section_hook): American spelling.
(struct got_entry, struct plt_entry): New.
(MUST_BE_DYN_RELOC): Rename from IS_ABSOLUTE_RELOC.
(struct ppc_stub_hash_entry): Add "addend" field.
(struct ppc_link_hash_entry): Add "tls_type".
(TLS_TLS, TLS_GD_LD, TLS_LD, TLS_TPREL, TLS_DTPREL,
TLS_EXPLICIT): Define.
(struct ppc_link_hash_table): Add tls_sec, tls_get_addr, tlsld_got.
(link_hash_newfunc): Init new fields.
(ppc64_elf_link_hash_table_create): Likewise. Set init_relcount and
init_offset to NULL.
(ppc64_elf_copy_indirect_symbol): Copy got and plt info. Don't call
_bfd_elf_link_hash_copy_indirect, rather insert relevant code from
there.
(update_local_sym_info, update_plt_info): New functions.
(ppc64_elf_check_relocs): Use them. Handle TLS relocs. Adjust GOT
handling to use got.glist rather than got.refcount. Likewise for PLT.
(ppc64_elf_gc_sweep_hook): Handle TLS relocs, new GOT and PLT lists.
(func_desc_adjust): Adjust for new PLT list.
(ppc64_elf_adjust_dynamic_symbol): Likewise.
(get_sym_h, get_tls_type): New functions.
(ppc64_elf_edit_opd): Remove unused variable. Use get_sym_h.
(ppc64_elf_tls_optimize): New function.
(allocate_dynrelocs): Adjust for new PLT and GOT lists. Allocate
TLS relocs.
(ppc64_elf_size_dynamic_sections): Likewise.
(ppc_type_of_stub): Adjust for new PLT list.
(ppc_build_one_stub): Likewise.
(ppc64_elf_size_stubs): Likewise. Use get_sym_h. Treat __tls_get_addr
calls specially.
(ppc64_elf_relocate_section): Adjust for new GOT and PLT lists. Handle
TLS relocs. Report local syms using bfd_elf_local_sym_name. Don't
init GOT entries that have a reloc. Generate GOT relocs here..
(ppc64_elf_finish_dynamic_symbol): ..not here. Adjust for PLT list.
* elf64-ppc.h (ppc64_elf_tls_optimize): Declare.
* elf32-s390.c (elf_s390_adjust_gotplt): New prototype.
(elf_howto_table): Rename R_390_GOTOFF to R_390_GOTOFF32. Add
R_390_GOTOFF16, R_390_GOTOFF64, R_390_GOTPLT12, R_390_GOTPLT16,
R_390_GOTPLT32, R_390_GOTPLT64, R_390_GOTPLTENT, R_390_PLTOFF16,
R_390_PLTOFF32 and R_390_PLTOFF64.
(elf_s390_reloc_type_lookup): Likewise.
(struct elf_s390_link_hash_entry): Add gotplt_refcount to keep track
of GOTPLT references to a function.
(link_hash_newfunc): Initialize gotplt_refcount.
(elf_s390_check_relocs): Move allocation of local_got_refcounts array
and creation of the got section out of the main switch. Add support
for the gotoff, gotplt and pltoff relocations.
(elf_s390_gc_sweep_hook): Add reference counting for gotoff, gotplt
and pltoff.
(elf_s390_adjust_gotplt): New function.
(elf_s390_adjust_dynamic_symbol): Adjust gotplt refcount for removed
plt entries.
(allocate_dynrelocs): Add comment.
(elf_s390_relocate_section): Change r_type to unsigned. Add support
for gotoff, gotplt and pltoff relocations.
* elf64-s390.c: Same changes as for elf32-s390.c.
* libbfd.h: Regenerate.
* reloc.c: Add BFD_RELOC_390_GOTOFF64, BFD_RELOC_390_GOTPLT12,
BFD_RELOC_390_GOTPLT16, BFD_RELOC_390_GOTPLT32, BFD_RELOC_390_GOTPLT64,
BFD_RELOC_390_GOTPLTENT, BFD_RELOC_390_PLTOFF16, BFD_RELOC_390_PLTOFF32
and BFD_RELOC_390_PLTOFF64.
vectors in target_selvecs.
(shle-*-netbsdelf*): Use bfd_elf*_sh64*nbsd_vec as sh64 vectors
in target_selvecs.
(sh-*-netbsdelf*): Likewise.
* configure.in (assocvecs): New variable. Handle assocvecs like
selvecs.
* configure: Regenerate.
* format.c (bfd_check_format_matches): Store bfd_target pointers
in matching_vector instead of target names. Select first target
from bfd_associated_vector that matches a list of ambiguous targets.
* targets.c (_bfd_associated_vector): New array.
(bfd_associated_vector): New variable.
(_bfd_target_vector): Add bfd_elf*_sh64*lin_vec.
* libbfd-in.h (bfd_associated_vector): Declare.
* libbfd.h: Regenerate.
* reloc.c (BFD_RELOC_386_TLS_TPOFF, BFD_RELOC_386_TLS_IE,
BFD_RELOC_386_TLS_GOTIE): Add.
* bfd-in2.h, libbfd.h: Rebuilt.
* elf32-i386.c (elf_howto_table): Add R_386_TLS_TPOFF, R_386_TLS_IE
and R_386_TLS_GOTIE.
(elf_i386_reloc_type_lookup): Handle it.
(struct elf_i386_link_hash_entry): Change tls_type type to unsigned
char instead of enum, change GOT_* into defines.
(GOT_TLS_IE_POS, GOT_TLS_IE_NEG, GOT_TLS_IE_BOTH): Define.
(elf_i386_tls_transition): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
(elf_i386_check_relocs): Likewise. Avoid crash if local symbol is
accessed both as normal and TLS symbol. Move R_386_TLS_LDM and
R_386_PLT32 cases so that R_386_TLS_IE can fall through.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(elf_i386_gc_sweep_hook): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(allocate_dynrelocs): Allocate 2 .got and 2 .rel.got entries if
tls_type is GOT_TLS_IE_BOTH.
(elf_i386_size_dynamic_sections): Likewise.
(elf_i386_relocate_section): Handle R_386_TLS_IE and R_386_TLS_GOTIE.
Handle R_386_TLS_LE_32 and R_386_TLS_LE in shared libs.
(elf_i386_finish_dynamic_symbol): Use tls_type & GOT_TLS_IE to catch
all 4 GOT_TLS_* TLS types.
gas/
* config/tc-i386.c (tc_i386_fix_adjustable): Handle
BFD_RELOC_386_TLS_IE and BFD_RELOC_386_TLS_GOTIE.
(BFD_RELOC_386_TLS_IE, BFD_RELOC_386_TLS_GOTIE): Define to 0
if not defined.
(lex_got): Handle @GOTNTPOFF and @INDNTPOFF.
(md_apply_fix3, tc_gen_reloc): Handle BFD_RELOC_386_TLS_IE and
BFD_RELOC_386_TLS_GOTIE.
gas/testsuite/
* gas/i386/tlspic.s: Add tests.
* gas/i386/tlspic.d: Regenerated.
* gas/i386/tlsnopic.s: Add tests.
* gas/i386/tlsnopic.d: Regenerated.
include/
* elf/i386.h (R_386_TLS_TPOFF, R_386_TLS_IE, R_386_TLS_GOTIE):
Define.
ld/testsuite/
* ld-i386/i386.exp: New.
* ld-i386/tlsbin.dd: New test.
* ld-i386/tlsbinpic.s: New test.
* ld-i386/tlsbin.rd: New test.
* ld-i386/tlsbin.s: New test.
* ld-i386/tlsbin.sd: New test.
* ld-i386/tlsbin.td: New test.
* ld-i386/tlslib.s: New test.
* ld-i386/tlsnopic1.s: New test.
* ld-i386/tlsnopic2.s: New test.
* ld-i386/tlsnopic.dd: New test.
* ld-i386/tlsnopic.rd: New test.
* ld-i386/tlsnopic.sd: New test.
* ld-i386/tlspic1.s: New test.
* ld-i386/tlspic2.s: New test.
* ld-i386/tlspic.dd: New test.
* ld-i386/tlspic.rd: New test.
* ld-i386/tlspic.sd: New test.
* ld-i386/tlspic.td: New test.
2002-01-23 Alexandre Oliva <aoliva@redhat.com>
* reloc.c (R_SH_GOTPLT32, R_SH_GOT_LOW16, R_SH_GOT_MEDLOW16,
R_SH_GOT_MEDHI16, R_SH_GOT_HI16, R_SH_GOTPLT_LOW16,
R_SH_GOTPLT_MEDLOW16, R_SH_GOTPLT_MEDHI16, R_SH_GOTPLT_HI16,
R_SH_PLT_LOW16, R_SH_PLT_MEDLOW16, R_SH_PLT_MEDHI16,
R_SH_PLT_HI16, R_SH_GOTOFF_LOW16, R_SH_GOTOFF_MEDLOW16,
R_SH_GOTOFF_MEDHI16, R_SH_GOTOFF_HI16, R_SH_GOTPC_LOW16,
R_SH_GOTPC_MEDLOW16, R_SH_GOTPC_MEDHI16, R_SH_GOTPC_HI16,
R_SH_GOT10BY4, R_SH_GOTPLT10BY4, R_SH_GOT10BY8, R_SH_GOTPLT10BY8,
R_SH_COPY64, R_SH_GLOB_DAT64, R_SH_JMP_SLOT64, R_SH_RELATIVE64):
New relocs.
* libbfd.h, bfd-in2.h: Rebuilt.
* elf32-sh.c (sh_elf_howto_table): Define new relocs.
(sh_reloc_map): Map them.
(PLT_ENTRY_SIZE, elf_sh_plt0_entry_be, elf_sh_plt0_entry_le,
elf_sh_plt_entry_be, elf_sh_plt_entry_le, elf_sh_pic_plt_entry_be,
elf_sh_pic_plt_entry_le, elf_sh_plt0_entry, elf_sh_plt_entry,
elf_sh_pic_plt_entry, elf_sh_sizeof_plt, elf_sh_plt_plt0_offset,
elf_sh_plt0_gotplt_offset, elf_sh_plt_temp_offset,
elf_sh_plt_symbol_offset, elf_sh_plt_reloc_offset,
movi_shori_putval) [INCLUDE_SHMEDIA]: New.
(elf_sh_link_hash_entry) [INCLUDE_SHMEDIA]: Add
datalabel_got_offset.
(sh_elf_link_hash_newfunc): Initialize it.
(sh_elf_relocate_section): Augment the scope of
seen_stt_datalabel. Introduce GOTPLT support. Extend GOTPC, PLT,
GOT and GOTOFF handling to new SHmedia relocation types. Support
GOT_BIAS.
(sh_elf_check_relocs): Likewise.
(sh_elf_finish_dynamic_symbol) [TARGET_SHMEDIA]: Set up values in
PLT entries using movi_shori_putval. Support GOT_BIAS.
(sh_elf_finish_dynamic_sections): Likewise.
* elf32-sh64.c (shmedia_prepare_reloc): Do not add addend to
relocation, it's now done by the caller.
(GOT_BIAS): New.
* elf64-sh64.c (GOT_BIAS, PLT_ENTRY_SIZE, elf_sh64_sizeof_plt,
elf_sh64_plt_plt0_offset, elf_sh64_plt0_gotplt_offset,
elf_sh64_plt_temp_offset, elf_sh64_plt_symbol_offset,
elf_sh64_plt_reloc_offset, ELF_DYNAMIC_INTERPRETER,
elf_sh64_pcrel_relocs_copied, elf_sh64_link_hash_entry,
elf_sh64_link_hash_table, sh64_elf64_link_hash_traverse,
sh64_elf64_hash_table): New.
(sh_elf64_howto_table): Introduce new relocs.
(sh_elf64_info_to_howto): Accept new PIC relocs.
(sh_elf64_relocate_section): Augment the scope of
seen_stt_datalabel. Support new PIC relocs.
(sh_elf64_check_relocs): Support new PIC relocs.
(elf_sh64_plt0_entry_be, elf_sh64_plt0_entry_le,
elf_sh64_plt_entry_be, elf_sh64_plt_entry_le,
elf_sh64_pic_plt_entry_be, elf_sh64_pic_plt_entry_le,
elf_sh64_plt0_entry, elf_sh64_plt_entry, elf_sh64_pic_plt_entry,
sh64_elf64_link_hash_newfunc, sh64_elf64_link_hash_table_create,
movi_shori_putval, movi_3shori_putval,
sh64_elf64_create_dynamic_sections,
sh64_elf64_adjust_dynamic_symbol, sh64_elf64_discard_copies,
sh64_elf64_size_dynamic_sections,
sh64_elf64_finish_dynamic_symbol,
sh64_elf64_finish_dynamic_sections): New.
(elf_backend_create_dynamic-sections,
bfd_elf64_bfd_link_hash_table_create,
elf_backend_adjust_dynamic_symbol,
elf_backend_size_dynamic_sections,
elf_backend_finish_dynamic_symbol,
elf_backend_finish_dynamic_sections, elf_backend_want_got_plt,
elf_backend_plt_readonly, elf_backend_want_plt_sym,
elf_backend_got_header_size, elf_backend_plt_header_size):
Define.
2001-05-16 Alexandre Oliva <aoliva@redhat.com>
* elf32-sh.c: Renumbered and renamed some SH5 relocations to
match official numbers and names; moved unmaching ones to the
range 0xf2-0xff.
* elf32-sh64.c, elf64-sh64.c: Likewise.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh.c (sh_elf_relax_section): Don't relax SHmedia
sections.
2001-03-12 DJ Delorie <dj@redhat.com>
* elf32-sh64.c (shmedia_prepare_reloc): Validate relocs that must
be aligned.
* elf64-sh64.c (sh_elf64_relocate_section): Ditto.
2001-01-14 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (bfd_elf32_bfd_copy_private_section_data): Define.
(sh64_elf_fake_sections): Set type to SHT_SH5_CR_SORTED for a
.cranges section with SEC_SORT_ENTRIES set.
(sh64_backend_section_from_shdr): Set SEC_SORT_ENTRIES on an
incoming sorted .cranges section.
(sh64_bfd_elf_copy_private_section_data): New.
(sh64_elf_final_write_processing): Only sort .cranges and modify
start address if called by linker.
2001-01-08 Ben Elliston <bje@redhat.com>
* elf32-sh64.c (sh64_elf_final_write_processing): Activate
Hans-Peter Nilsson's set bit 0 patch from 2001-01-06.
* elf64-sh64.c (sh64_elf64_final_write_processing): Ditto.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh_elf64_howto_table): No open brace at start of
line. Add comments before all entries.
<R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct and clarify describing
comment.
(sh_elf64_reloc): Correct head comment.
(sh_elf64_relocate_section): Correct spacing.
<relocating for a local symbol>: Do not honour STO_SH5_ISA32;
instead call reloc_dangerous callback.
<case R_SH_SHMEDIA_CODE>: New case.
(sh_elf64_gc_mark_hook): Correct spacing.
(sh_elf64_check_relocs): Ditto.
* elf32-sh64.c (shmedia_prepare_reloc) <case R_SH_SHMEDIA_CODE>:
New case.
* elf32-sh.c: Correct #endif comments for #ifndef-wrapped
functions.
(sh_elf_howto_table) <R_SH_PT_16, R_SH_SHMEDIA_CODE>: Correct,
clarify describing comment. Add comments before all entries.
(sh_elf_relocate_section) <relocating for a local symbol>: Do not
honour STO_SH5_ISA32; instead call reloc_dangerous callback.
2001-01-06 Hans-Peter Nilsson <hpn@cygnus.com>
Sort .cranges section in final link. Prepare to set bit 0 on
entry address.
* elf32-sh64.c (struct sh64_find_section_vma_data): New.
(sh64_elf_link_output_symbol_hook): Fix typo in prototype.
(sh64_elf_set_mach_from_flags): Set SEC_DEBUGGING on incoming
.cranges section.
(sh64_backend_section_from_shdr): New, to recognize
SHT_SH5_CR_SORTED on incoming .cranges section.
(elf_backend_section_from_shdr): Define.
(sh64_elf_final_write_processing): Sort outgoing .cranges
section. (New, temporarily disabled:) Set bit 0 on entry address
according to ISA type.
(sh64_find_section_for_address): New.
(crange_qsort_cmpb, crange_qsort_cmpl, crange_bsearch_cmpb,
crange_bsearch_cmpl): Move here from opcodes/sh64-dis.c.
(sh64_address_in_cranges): Move here from opcodes/sh64-dis.c. Use
bfd_malloc, not xmalloc.
(sh64_get_contents_type): Move here from opcodes/sh64-dis.c. Make
global.
* elf32-sh64.c (sh64_elf64_final_write_processing): New, (but
temporarily disabled) setting bit 0 on entry address.
(elf_backend_final_write_processing): Define.
2001-01-05 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_PT_16>: Adjust fields to
be a proper relocation for PTA and PTB rather than a marker.
<R_SH_IMMU5, R_SH_IMMS6, R_SH_IMMU6, R_SH_IMMS10, R_SH_IMMS10BY2,
R_SH_IMMS10BY4, R_SH_IMMS10BY8, R_SH_IMMS16, R_SH_IMMU16,
R_SH_IMM_LOW16, R_SH_IMM_LOW16_PCREL, R_SH_IMM_MEDLOW16,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16, R_SH_IMM_HI16_PCREL, R_SH_64, R_SH_64_PCREL>:
Zero src_mask.
* elf64-sh64.c: Ditto.
(sh_elf64_relocate_section) <case R_SH_PT_16>: New case.
* elf32-sh64.c: Include opcodes/sh64-opc.h
(shmedia_prepare_reloc): Take a bfd_link_info pointer as first
argument. Drop const qualifiers from "bfd *" and "bfd_byte *"
parameters. No unused parameters. Caller changed.
<case R_SH_PT_16>: New case.
* Makefile.am (elf32-sh64.lo): Add dependency on sh64-opc.h.
* Makefile.in: Regenerate.
2000-12-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): Set SHF_SH5_ISA32 for
all code sections.
(sh_elf64_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh64_elf_merge_private_data): Ditto.
* elf32-sh64.c (sh64_elf_fake_sections): Use sh64_elf_section_data
to access stored section flags.
(sh64_elf_final_write_processing): Return immediately unless
called by linker. Use sh64_elf_section_data (cranges) to get size
of linker-generated cranges entries.
(sh64_elf_copy_private_data): Add missing "return true".
(sh64_elf_set_mach_from_flags): Change from EF_SH64 to EF_SH5.
(sh_elf64_merge_private_data): Ditto.
2000-12-19 Hans-Peter Nilsson <hpn@cygnus.com>
* elf64-sh64.c (sh64_elf64_fake_sections): New, copy of
elf64-sh64.c:sh64_elf_fake_sections.
(elf_backend_fake_sections): Define as sh64_elf64_fake_sections.
2000-12-18 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_copy_private_data_internal): Delete.
(sh64_elf_final_write_processing): New.
(elf_backend_final_write_processing): Define.
(sh64_elf_fake_sections): Get header flags from tdata field.
(sh64_elf_copy_private_data): Do not call
sh64_elf_copy_private_data_internal, just copy e_flags field.
(sh64_elf_merge_private_data): Do not call
sh64_elf_copy_private_data_internal.
2000-12-12 Hans-Peter Nilsson <hpn@cygnus.com>
Remove EF_SH64_ABI64, let ELF size make difference.
Remove SH64-specific BFD section flag.
* elf32-sh64.c (sh64_elf_fake_sections): Recognize section as
containing SHmedia through elf_section_data (asect)->tdata
non-zero, not using a BFD section flag.
(sh64_elf_set_mach_from_flags): Don't recognize EF_SH64_ABI64.
(sh64_elf_merge_private_data): Similar.
(elf_backend_section_flags): Don't define.
(sh64_elf_backend_section_flags): Delete.
* elf64-sh64.c (sh_elf64_set_mach_from_flags): Recognize EF_SH64,
not EF_SH64_ABI64.
(sh_elf64_merge_private_data): Similar.
* section.c (Section flags definitions): Don't define
SEC_SH_ISA_SHMEDIA.
(bfd-in2.h): Regenerate.
2000-12-09 Hans-Peter Nilsson <hpn@cygnus.com>
Make DataLabel references work with partial linking.
* elf32-sh64.c: Fix formatting.
(sh64_elf_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf_link_output_symbol_hook.
(sh64_elf_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
* elf64-sh64.c (sh64_elf64_link_output_symbol_hook): New.
(elf_backend_link_output_symbol_hook): Define to
sh64_elf64_link_output_symbol_hook.
(sh64_elf64_add_symbol_hook): Make DataLabel symbol just global
undefined if partial linking. Adjust sanity check.
2000-12-07 Hans-Peter Nilsson <hpn@cygnus.com>
Implement semantics for inter-file DataLabel references.
* elf64-sh64.c (DATALABEL_SUFFIX): Define.
(sh64_elf64_add_symbol_hook): New.
(sh_elf64_relocate_section): If passing an indirect symbol with
st_type STT_DATALABEL on the way to a symbol with st_other
STO_SH5_ISA32, do not bitor 1 to the relocation.
(elf_backend_add_symbol_hook): Define to
sh64_elf64_add_symbol_hook.
* elf64-sh32.c: Tweak comments.
(DATALABEL_SUFFIX): Define.
(sh64_elf_add_symbol_hook): New.
(elf_backend_add_symbol_hook): Define to sh64_elf_add_symbol_hook.
* elf32-sh.c (sh_elf_relocate_section): If passing an indirect
symbol with st_type STT_DATALABEL on the way to a symbol with
st_other STO_SH5_ISA32, do not bitor 1 to the relocation.
2000-12-05 Hans-Peter Nilsson <hpn@cygnus.com>
Pass through STT_DATALABEL.
* elf32-sh64.c (sh64_elf_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
* elf64-sh64.c (sh64_elf64_get_symbol_type): New.
(elf_backend_get_symbol_type): Define.
2000-11-30 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c: Tweak comments.
(sh64_elf_copy_private_data_internal): Add prototype.
(bfd_elf32_bfd_set_private_flags): Define.
(sh64_elf_copy_private_data_internal): Compare machine name, not
textual BFD target name, to check whether to copy section flag
SHF_SH5_ISA32.
(sh64_elf_merge_private_data): Validize bfd_get_arch_size.
Tweak section-contents-type-mismatch message.
(shmedia_prepare_reloc): Add ATTRIBUTE_UNUSED markers.
Validize reloc-types.
* elf64-sh64.c: New file.
* targets.c (bfd_elf64_sh64_vec, bfd_elf64_sh64l_vec): Declare.
* Makefile.am (BFD64_BACKENDS): Add elf64-sh64.lo.
(BFD64_BACKENDS_CFILES): Add elf64-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* config.bfd (sh64-*-elf*): Add bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure.in: Handle bfd_elf64_sh64_vec and
bfd_elf64_sh64l_vec.
* configure: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
2000-11-29 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh64.c (sh64_elf_set_mach_from_flags): Do not recognize
anything else but EF_SH64 and EF_SH64_ABI64.
(sh64_elf_merge_private_data): Emit error for anything else but
EF_SH64 and EF_SH64_ABI64.
* config.bfd: Remove bfd_elf32_shblin_vec and bfd_elf32_shlin_vec
from targ_selvecs.
* configure.in: Add cofflink.lo to bfd_elf32_sh64_vec and
bfd_elf32_sh64l_vec as a temporary measure.
* configure: Regenerate.
2000-11-27 Hans-Peter Nilsson <hpn@cygnus.com>
* cpu-sh.c (arch_info_struct): Include sh5 item
unconditionalized.
* config.bfd (sh64-*-elf*): Do not set targ_cflags.
Add targ_selvecs bfd_elf32_sh_vec, bfd_elf32_shl_vec,
bfd_elf32_shblin_vec and bfd_elf32_shlin_vec.
* elf32-sh64.c: Tweak comments.
(sh64_elf_set_mach_from_flags): Recognize all machine flags that
are proper subsets of SH64 as bfd_mach_sh5. Add EF_SH64_ABI64.
(sh64_elf_copy_private_data_internal): Wrap long line.
(sh64_elf_merge_private_data): Rewrite to allow objects from
SH64 subsets to be linked together.
(INCLUDE_SHMEDIA): Define.
* elf32-sh.c (sh_elf_relocate_section) <local symbol>:
Parenthesize plus-expression inside or-expression.
<global symbol>: Ditto.
(sh_elf_set_mach_from_flags): Remove code refusing
deleted EF_SH64_32BIT_ABI flag.
2000-11-26 Hans-Peter Nilsson <hpn@cygnus.com>
* elf32-sh.c (sh_elf_howto_table) <R_SH_IMM_LOW16_PCREL,
R_SH_IMM_MEDLOW16_PCREL, R_SH_IMM_MEDHI16_PCREL,
R_SH_IMM_HI16_PCREL, R_SH_64_PCREL>: Set pcrel_offset to true.
(sh_elf_relocate_section) <local symbol>: Or 1 in
calculation of relocation if sym->st_other & STO_SH5_ISA32.
<global symbol>: Ditto if h->other & STO_SH5_ISA32.
* elf32-sh64.c (shmedia_prepare_reloc): Add rel->r_addend to
relocation.
2000-11-24 Hans-Peter Nilsson <hpn@cygnus.com>
* Makefile.am (BFD32_BACKENDS): Add elf32-sh64.lo.
(BFD32_BACKENDS_CFILES): Add elf32-sh64.c.
Regenerate dependencies.
* Makefile.in: Regenerate.
* archures.c: Add bfd_mach_sh5.
* config.bfd: Map targ_cpu sh* to bfd_sh_arch.
Handle sh64-*-elf*. Set targ_cflags to -DINCLUDE_SHMEDIA.
* configure.in: Handle bfd_elf32_sh64_vec and bfd_elf32_sh64l_vec.
* configure: Regenerate.
* reloc.c (BFD_RELOC_SH_SHMEDIA_CODE, BFD_RELOC_SH_IMMU5,
BFD_RELOC_SH_IMMS6, BFD_RELOC_SH_IMMS6BY32, BFD_RELOC_SH_IMMU6,
BFD_RELOC_SH_IMMS10, BFD_RELOC_SH_IMMS10BY2,
BFD_RELOC_SH_IMMS10BY4, BFD_RELOC_SH_IMMS10BY8,
BFD_RELOC_SH_IMMS16, BFD_RELOC_SH_IMMU16, BFD_RELOC_SH_IMM_LOW16,
BFD_RELOC_SH_IMM_LOW16_PCREL, BFD_RELOC_SH_IMM_MEDLOW16,
BFD_RELOC_SH_IMM_MEDLOW16_PCREL, BFD_RELOC_SH_IMM_MEDHI16,
BFD_RELOC_SH_IMM_MEDHI16_PCREL, BFD_RELOC_SH_IMM_HI16,
BFD_RELOC_SH_IMM_HI16_PCREL, BFD_RELOC_SH_PT_16): New relocations.
* cpu-sh.c [INCLUDE_SHMEDIA] (arch_info_struct): Define and link
in item for SH5.
* elf32-sh.c [INCLUDE_SHMEDIA] (sh_elf_howto_table): Add howto items
for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_rel): Add mappings for SHmedia relocs.
[INCLUDE_SHMEDIA] (sh_elf_relocate_section) [default]: Call
shmedia_prepare_reloc, goto final_link_relocate if it returns
non-zero, else fail as before.
(sh_elf_set_mach_from_flags): Provide function only if not defined
as macro. Do not recognize objects with EF_SH64_32BIT_ABI set.
(sh_elf_set_private_flags): Provide function only if not defined
as a macro.
(sh_elf_copy_private_data): Similar.
(sh_elf_merge_private_data): Similar.
* section.c (SEC_SH_ISA_SHMEDIA): New.
* targets.c (bfd_elf32_sh64_vec, bfd_elf32_sh64l_vec): Declare.
* elf32-sh64.c: New file.
* libbfd.h: Regenerate.
* bfd-in2.h: Regenerate.
* po/POTFILES.in: Regenerate.
* po/bfd.pot: Regenerate.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
R_SPARC_DISP32. Support R_SPARC_PLT32.
(sparc_reloc_map): Add BFD_RELOC_16_PCREL and BFD_RELOC_SPARC_PLT32.
(elf32_sparc_check_relocs): Handle R_SPARC_PLT32.
(elf32_sparc_relocate_section): Likewise.
* elf64-sparc.c (sparc64_elf_howto_table): Fix dst_mask for
R_SPARC_DISP32. Support R_SPARC_PLT32 and R_SPARC_PLT64.
(sparc_reloc_map): Add BFD_RELOC_16_PCREL, BFD_RELOC_64_PCREL
and BFD_RELOC_SPARC_PLT32.
(sparc64_elf_check_relocs): Handle R_SPARC_PLT32 and R_SPARC_PLT64.
(sparc64_elf_relocate_section): Likewise.
* reloc.c (bfd_reloc_code_type): Add BFD_RELOC_SPARC_PLT32.
* bfd-in2.h, libbfd.h: Rebuilt.
* config/tc-sparc.h (TC_PARSE_CONS_EXPRESSION): Define.
(sparc_cons): Provide prototype.
* config/tc-sparc.c (tc_gen_reloc): Handle BFD_RELOC_*_PCREL and
BFD_RELOC_SPARC_PLT{32,64}. Enumerate for which relocs
reloc->addend = fixp->fx_addnumber shouldn't be done instead of
enumarating for which pc relative ones it should be done.
(sparc_cons_special_reloc): New variable.
(sparc_cons): New function.
(cons_fix_new_sparc): Use sparc_cons_special_reloc.
* testsuite/gas/sparc/pcrel.s: New test.
* testsuite/gas/sparc/pcrel.d: Expected output.
* testsuite/gas/sparc/pcrel64.s: New test.
* testsuite/gas/sparc/pcrel64.d: Expected output.
* testsuite/gas/sparc/plt.s: New test.
* testsuite/gas/sparc/plt.d: Expected output.
* testsuite/gas/sparc/plt64.s: New test.
* testsuite/gas/sparc/plt64.d: Expected output.
* testsuite/gas/sparc/sparc.exp: Add pcrel, pcrel64, plt and plt64
tests.
