r_type. Fix formatting.
(cris_elf_relocate_section) <R_CRIS_8_PCREL, R_CRIS_16_PCREL>
<R_CRIS_32_PCREL>: Also break early if the symbol doesn't get
emitted as a dynamic one.
(cris_elf_check_relocs) <R_CRIS_7, R_CRIS_16, R_CRIS_32>: Fork
from PCREL relocs code and simplify; don't fall through.
<R_CRIS_8_PCREL, R_CRIS_16_PCREL, R_CRIS_32_PCREL>: Simplify for
pcrel only. For non-local or overridable symbols in a DSO, always
keep count of relocs, not just when -Bsymbolic. Don't emit
message nor mark as TEXTREL here.
(elf_cris_discard_excess_dso_dynamics): Emit warning and mark as
TEXTREL here, if there are nondiscarded pcrel relocs.
* elf32-spu.g (struct spu_elf_params, enum _ovly_flavour): New.
(spu_elf_setup): Declare.
(spu_elf_create_sections, spu_elf_size_stubs): Update prototype.
(spu_elf_build_stubs, spu_elf_check_vma): Likewise.
* elf32-spu.c (struct spu_link_hash_table): Add "params". Remove
various other fields now in "params". Adjust code throughout.
(struct call_info, struct function_info): Move earlier in file.
(struct spu_elf_stack_info): Likewise.
(spu_elf_setup): New function.
(spu_elf_create_sections): Remove args other than "info".
(spu_elf_size_stubs, spu_elf_build_stubs, spu_elf_check_vma): Likewise.
(maybe_needs_stubs): Remove "output_bfd" arg. Adjust all calls.
(interesting_section): Similarly with "obfd" arg.
(needs_ovl_stub): Adjust output_section test.
(allocate_spuear_stubs): Likewise.
(OVL_STUB_SIZE): Don't define.
(ovl_stub_size): New function, use in place of OVL_STUB_SIZE.
(build_stub): Test params->ovly_flavour rather than OVL_STUB_SIZE.
(spu_elf_auto_overlay): Remove args other than "info". Make use
of size returned from spu_elf_load_ovl_mgr.
(spu_elf_stack_analysis): Remove args other than "info".
(spu_elf_relocate_section): Tidy setting of "ea".
ld/
* emultempl/spuelf.em (params): New var, used instead of various others.
Adjust use throughout file.
(spu_after_open): Call spu_elf_setup.
(spu_place_special_section): Tidy.
(spu_elf_load_ovl_mgr): Return total size of sections loaded. Move
code setting overlay section alignment to..
(spu_before_allocation): ..here.
defined in linker scripts.
(discover_functions): Consider STT_SECTION symbols too.
(collect_lib_sections): Don't cut short call tree traversal
when function size is too large.
of insns scanned. Correct sp tests. Handle "fsmbi" and "andbi".
(mark_detached_root): New function.
(build_call_tree): Call it.
(sort_calls): Don't do void* arithmetic.
* common.h (STT_IFUNC): Define.
elfcpp/
* elfcpp.h (enum STT): Add STT_IFUNC.
bfd/
* syms.c (struct bfd_symbol): Add new flag BSF_INDIRECT_FUNCTION.
Remove redundant flag BFD_FORT_COMM_DEFAULT_VALUE. Renumber flags
to remove gaps.
(bfd_print_symbol_vandf): Return 'i' for BSF_INDIRECT_FUNCTION.
(bfd_decode_symclass): Likewise.
* elf.c (swap_out_syms): Translate BSF_INDIRECT_FUNCTION into
STT_IFUNC.
(elf_find_function): Treat STT_IFUNC in the same way as STT_FUNC.
(_bfd_elf_is_function_type): Likewise.
* elf32-arm.c (arm_elf_find_function): Likewise.
(elf32_arm_adjust_dynamic_symbol): Likewise.
(elf32_arm_swap_symbol_in): Likewise.
(elf32_arm_additional_program_headers): Likewise.
* elf32-i386.c (is_indirect_symbol): New function.
(elf_i386_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf_i386_relocate_section): Likewise.
* elf64-x86-64.c (is_indirect_symbol): New function.
(elf64_x86_64_check_relocs): Also generate dynamic relocs for
relocations against STT_IFUNC symbols.
(allocate_dynrelocs): Likewise.
(elf64_x86_64_relocate_section): Likewise.
* elfcode.h (elf_slurp_symbol_table): Translate STT_IFUNC into
BSF_INDIRECT_FUNCTION.
* elflink.c (_bfd_elf_adjust_dynamic_reloc_section): Add support
for STT_IFUNC symbols.
(get_ifunc_reloc_section_name): New function.
(_bfd_elf_make_ifunc_reloc_section): New function.
* elf-bfd.h (struct bfd_elf_section_data): Add indirect_relocs field.
* bfd-in2.h: Regenerate.
gas/
* config/obj-elf.c (obj_elf_type): Add support for STT_IFUNC type.
* doc/as.texinfo: Document new feature.
* NEWS: Mention new feature.
gas/testsuite/
* gas/elf/type.s: Add test of STT_IFUNC symbol type.
* gas/elf/type.e: Update expected disassembly.
* gas/elf/elf.exp: Update grep of symbol types.
ld/
* NEWS: Mention new feature.
* pe-dll.c (process_def_file): Replace use of redundant
BFD_FORT_COMM_DEFAULT_VALUE with 0.
* scripttempl/elf.sc: Add .rel.ifunc.dyn and .rela.ifunc.dyn
sections.
ld/testsuite/
* ld-mips-elf/reloc-1-n32.d: Updated expected output for reloc
descriptions.
* ld-mips-elf/reloc-1-n64.d: Likewise.
* ld-i386/ifunc.d: New test.
* ld-i386/ifunc.s: Source file for the new test.
* ld-i386/i386.exp: Run the new test.
* elf32-cr16.c (R_CR16_GOT_REGREL20, R_CR16_GOTC_REGREL20 and
R_CR16_GLOB_DAT): New macros
(cr16_elf_howto_table): Add entries for for R_CR16_GOT_REGREL20,
R_CR16_GOTC_REGREL20 and R_CR16_GLOB_DAT.
(cr16_reloc_map): Ditto
(_bfd_cr16_elf_create_got_section): New function to create GOT section.
(_bfd_cr16_elf_create_dynamic_sections): New function to create dynamic
section.
(_bfd_cr16_elf_adjust_dynamic_symbol): New function to adjust symbol
defined by dynamic object.
(_bfd_cr16_elf_size_dynamic_sections): New function to find the size
of dynamic section.
(_bfd_cr16_elf_finish_dynamic_symbol): New function to handle dynamic
symbols.
(_bfd_cr16_elf_finish_dynamic_symbol): New function to handle dynamic
sections.
(bfd_cr16_elf32_create_embedded_relocs): New function to create
embedded relocs in .emreloc section in memory for .data.rel section.
(_bfd_cr16_elf_reloc_type_class): New function for classify reloc types.
(cr16_elf_check_relocs): New function for checking reloc types in
first phase.
(cr16_elf_final_link_relocate): Update for handling the new reloc
types R_CR16_GOT_REGREL20 and R_CR16_GOTC_REGREL20.
(elf32_cr16_relax_section): Update relax implementation.
* reloc.c (bfd_reloc_code_type): Add entries for R_CR16_GOT_REGREL20,
R_CR16_GOTC_REGREL20 and R_CR16_GLOB_DAT.
* bfd-in.h (bfd_boolean bfd_cr16_elf32_create_embedded_relocs): Declared
* libbfd.h, bfd-in2.h: Regenerate.
PR 7047
* bfdlink.h (struct bfd_elf_version_expr): Delete "symbol".
Add "literal".
bfd/
PR 7047
* configure.in: Bump version.
* configure: Regenerate.
* elflink.c (_bfd_elf_link_assign_sym_version): Continue matching
against version nodes when a global match is a wildcard. Similarly
continue matching on local wildcard matches, rather than only
continuing for "*". Have any global wildcard match override a
local wildcard match. Correct logic hiding unversioned symbol.
(bfd_elf_size_dynamic_sections): Update for changes to struct
bfd_elf_version_expr.
ld/
PR 7047
* emultempl/ppc64elf.em (gld${EMULATION_NAME}_new_vers_pattern): Update
for changes to struct bfd_elf_version_expr.
* ldlang.c (lang_vers_match, version_expr_head_hash): Likewise.
(version_expr_head_eq, lang_finalize_version_expr_head): Likewise.
(lang_register_vers_node): Likewise.
(lang_new_vers_pattern): Likewise. Ensure "literal" is set when
no glob chars found in "pattern".
(realsymbol): Correct backslash quote logic.
* ld.texinfo (VERSION): Warn about global wildcards.
* elf32-arm.c (elf32_arm_final_link_relocate): Do not turn
branches to undefine weak symbols into branches to the next
instruction if creating PLT entries for those symbols.
ld/testsuite:
* ld-arm/thumb2-bl-undefweak.d, ld-arm/thumb2-bl-undefweak.s: New.
* ld-arm/arm-elf.exp: Run thumb2-bl-undefweak test.
given name matches the name of the reloc-containing section
associated with the given section.
(get_dynamic_reloc_section_name): New function. Computes the name
of the section that contains the dynamic relocs associated with
the given section.
(_bfd_elf_get_dynamic_reloc_section): New function. Returns a
pointer to the section containing the dynamic relocs associated
with the given section.
(_bfd_elf_make_dynamic_reloc_section): New function. Creates a
section to contain the dynamic relocs associated with a given
section.
* elf-bfd.h: Prototype the new functions.
* elf-m10300.c (mn10300_elf_check_relocs): Use new functions.
(mn10300_elf_final_link_relocs): Likewise.
* elf32-arm.c (reloc_section_p): Delete - replaced by new
functions.
(elf32_arm_final_link_relocate): Use new functions.
(elf32_arm_check_relocs): Likewise.
* elf32-cris.c (cris_elf_relocate_section): Likewise.
(elf_cris_check_relocs): Likewise.
* elf32-hppa.c (elf32_hppa_check_relocs): Likewise.
* elf32-i370.c (i370_elf_check_relocs): Likewise.
(i370_elf_relocate_section): Likewise.
* elf32-i386.c (elf_i386_check_relocs): Likewise.
* elf32-m32r.c (m32r_elf_relocate_section): Likewise.
(m32r_elf_check_relocs): Likewise.
* elf32-m68k.c (elf_m68k_check_relocs): Likewise.
* elf32_ppc.c (ppc_elf_check_relocs): Likewise.
(ppc_elf_relocate_section): Likewise.
* elf32-s390.c (elf_s390_check_relocs): Likewise.
* elf32-sh.c (sh_elf_relocate_section): Likewise.
(sh_elf_check_relocs): Likewise.
* elf32-vax.c (elf_vax_check_relocs): Likewise.
(elf_vax_relocate_section): Likewise.
* elf64-alpha.c (elf64_alpha_check_relocs): Likewise.
* elf64-ppc.c (ppc64_elf_check_relocs): Likewise.
* elf64-s390.c (elf_s390_check_relocs): Likewise.
* elf64-sh64.c (sh_elf64_relocate_section): Likewise.
* elf64-x86-64.c (elf64_x86_64_check_relocs): Likewise.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Likewise.
* elf32-bfin.c (bfin_check_relocs): Remove redundant local
variable 'sreloc'.
(bfin_relocate_section): Likewise.
* elf32-v850.c (v850_elf_check_relocs): Likewise.
* elf32-cris.c: Include limits.h.
(TLSHOWTO16): Redefine in terms of and move contents to...
(TLSHOWTO16X): New macro.
(TLSHOWTO16S, LGOT_REG_NDX, LGOT_DTP_NDX, LGOT_ALLOC_NELTS_FOR)
(elf_cris_hash_entry): New macros.
(cris_elf_howto_table): Make R_CRIS_16_DTPREL,
R_CRIS_16_GOT_TPREL, R_CRIS_16_TPREL check overflow for signed,
not unsigned values.
(cris_info_to_howto_rela): Make r_type a enum elf_cris_reloc_type,
not unsigned int.
(struct elf_cris_link_hash_entry): New members reg_got_refcount,
tprel_refcount, and dtp_refcount.
(struct elf_cris_link_hash_table): New member dtpmod_refcount.
(elf_cris_link_hash_newfunc): Initialize new members.
(elf_cris_link_hash_table_create): Similar.
(cris_final_link_relocate, elf_cris_reloc_type_class): Use a
temporary variable when testing the relocation type.
(cris_elf_gc_mark_hook): Ditto. Add default case where needed.
(cris_elf_gc_sweep_hook): Ditto. Handle reference-counting for
the new assembly-generated relocs. Rewrite refcount handling to
set temporary variables to pointers to reloc-specific variables
and entry size and common code for the update.
(additional_relocation_error_msg_count): New variable.
(cris_elf_relocate_section): Use a function-local variable srelgot
for the .rela.got section instead of looking it up for every need.
Make r_type a enum elf_cris_reloc_type, not int. Actually set
symname for non-local symbols. Handle new assembly-generated
relocs. For overflow, emit additional messages for the new 16-bit
relocs as well as R_CRIS_16_GOTPLT and R_CRIS_16_GOT.
(elf_cris_finish_dynamic_symbol): Use elf_cris_finish_dynamic_symbol
instead of plain casts. Check new hash entry member
reg_got_refcount when checking whether to emit a GOT entry.
(elf_cris_finish_dynamic_sections): Update head comment to warn
about emitting relocs here. Use a temporary variable when testing
the relocation type.
(elf_cris_discard_excess_program_dynamics)
(elf_cris_adjust_gotplt_to_got): Handle reference counting change
regarding h->reg_got_refcount.
(cris_elf_check_relocs): Rewrite refcount handling to set
temporary variables and entry size and common code for the update
for local symbols. Use new macro elf_cris_hash_entry. Adjust
allocation for change in reference counting of GOT entries for
local symbols.
(elf_cris_size_dynamic_sections): Adjust calculated size of
.got.plt and .rela.got if we need a GOT entry for a
R_CRIS_DTPMOD relocation.
(elf_cris_got_elt_size): New function.
(elf_backend_got_elt_size): Define.
* xtensa-isa.c (xtensa_state_is_shared_or): New function.
2008-11-21 Sterling Augustine <sterling@tensilica.com>
* xtensa-isa-internal.h (XTENSA_STATE_IS_SHARED_OR): New flag.
* xtensa-isa.h (xtensa_state_is_shared_or): New prototype.
2008-11-21 Sterling Augustine <sterling@tensilica.com>
* config/tc-xtensa.c (check_t1_t2_reads_and_writes): Call
xtensa_state_is_shared_or to allow multiple opcodes within a
single FLIX bundle to write to these special states.
(_bfd_elf_default_got_elt_size): Declare.
* elflink.c (struct alloc_got_off_arg): Replace member got_elt_size
by new member info.
(elf_gc_allocate_got_offsets): Adjust for calling bed->got_elt_size
to get the element size instead of using a gofarg entry.
(bfd_elf_gc_common_finalize_got_offsets): Similar.
(_bfd_elf_default_got_elt_size): New function.
* elfxx-target.h: New macro elf_backend_got_elt_size.
(elfNN_bed): Use it.
TLS_LD even when symbol is used with other TLS reloc types.
(ppc_elf_relocate_section): Bypass symbol checks when using tlsld_got.
Leave addend zero on LD DTPMOD dynamic reloc.
* elfxx-sparc.c (_bfd_sparc_elf_check_relocs): Treat WPLT30 relocs
against local symbols in 64-bit binaries as if they were WDISP30
relocs.
(_bfd_sparc_elf_relocate_section): Likewise.
(read_n_bytes): Remove unhelpful comment.
(read_indirect_string): Pass symbol table to read_section in case
the .debug_str section needs relocating.
PR 7037
* elf32-cr16.c (cr16_elf_howto_table): Zero the src_mask field of
the reloc descriptions.
(xtensa_field_id, xtensa_regfile_id, xtensa_operand_id)
(xtensa_iclass_id, xtensa_opcode_id): New enums.
Replace hardcoded constants throughout this file with enum values.
* elf.c (assign_file_positions_for_load_sections): Use header_size
to avoid moving the load address of file headers.
(assign_file_positions_for_load_sections): Set header_size for
segments containing the file header.
include/elf/
* internal.h (struct elf_segment_map): Add header_size field.
* elf.c (assign_file_positions_for_load_sections): Allocate phrds
with bfd_zalloc2 instead of bfd_alloc2. For the amount, use
the possibly-preset header-size, not the computed one.
* mach-o.h (BFD_MACH_O_NO_SECT): Add; reorders the macros.
(BFD_MACH_O_SYM_NTYPE, BFD_MACH_O_SYM_NSECT,
BFD_MACH_O_SYM_NDESC): New macros.
(bfd_mach_o_i386_thread_flavour): Define according to the latest
definition from system header.
(bfd_mach_o_load_command_type): Add BFD_MACH_O_LC_RPATH,
BFD_MACH_O_LC_CODE_SIGNATURE.
(BFD_MACH_O_SECTION_TYPE_MASK, BFD_MACH_O_SECTION_ATTRIBUTES_MASK,
BFD_MACH_O_SECTION_ATTRIBUTES_SYS, BFD_MACH_O_SECTION_ATTRIBUTES_USR,
BFD_MACH_O_S_ATTR_LOC_RELOC, BFD_MACH_O_S_ATTR_EXT_RELOC,
BFD_MACH_O_S_ATTR_SOME_INSTRUCTIONS, BFD_MACH_O_S_ATTR_DEBUG,
BFD_MACH_O_S_ATTR_PURE_INSTRUCTIONS): Add.
(bfd_mach_o_segment_command): Add room for a nul terminator in
segname field.
(BFD_MACH_O_PROT_READ, BFD_MACH_O_PROT_WRITE,
BFD_MACH_O_PROT_EXECUTE): Add.
(INDIRECT_SYMBOL_LOCAL): Renames to BFD_MACH_O_INDIRECT_SYMBOL_LOCAL.
(INDIRECT_SYMBOL_ABS): Renames to BFD_MACH_O_INDIRECT_SYMBOL_ABS.
(bfd_mach_o_uuid_command): Add the structure.
(bfd_mach_o_load_command): Add uuid field.
(bfd_get_mach_o_data): New macro.
* mach-o.c (bfd_mach_o_bfd_print_private_bfd_data): New function which
replaces the macro.
(SECTION_TYPE, SECTION_ATTRIBUTES, SECTION_ATTRIBUTES_USR,
S_ATTR_PURE_INSTRUCTIONS, SECTION_ATTRIBUTES_SYS,
S_ATTR_SOME_INSTRUCTIONS, S_ATTR_EXT_RELOC, S_ATTR_LOC_RELOC): Renamed
and moved to mach-o.h.
(N_STAB, N_TYPE, N_EXT, N_UNDF, N_ABS, N_TEXT, N_DATA, N_BSS,
N_SECT, N_INDR): Removed as they duplicated macros in mach-o.h.
(bfd_mach_o_print_symbol): Print much more details.
(bfd_mach_o_make_bfd_section): Add prot argument, use canonical
dwarf name for dwarf sections. Precisely set section flags.
(bfd_mach_o_scan_read_section_32): Add prot argument.
(bfd_mach_o_scan_read_section_64): Ditto.
(bfd_mach_o_scan_read_section): Ditto.
(bfd_mach_o_scan_read_symtab_symbol): Set section for debugging
stabs, set BSF_GLOBAL and LOCAL flags correctly. Fix section
for N_SECT symbols.
(bfd_mach_o_i386_flavour_string): Reindent and adjust for new
names.
(bfd_mach_o_scan_read_symtab): Set HAS_SYMS flags on bfd if there
are symbols.
(bfd_mach_o_scan_read_uuid): New function.
(bfd_mach_o_scan_read_segment): Add a trailing nul. Segments
flags are now simply HAS_CONTENTS. Pass protection to
bfd_mach_o_scan_read_section.
(bfd_mach_o_scan_read_command): Decode UUID command.
(bfd_mach_o_flatten_sections): Add comments. Fix flavour names.
(bfd_mach_o_scan): Set flags according to file type.
(mach_o_fat_archentry): Remove abfd field.
(bfd_mach_o_archive_p): Remove initialization of abfd field.
(bfd_mach_o_openr_next_archived_file): Find previous archive
by position and not by bfd (as former bfds may have been freed).
Give architecture name to archived file.
* mach-o-target.c (TARGET_NAME): Use generic archive for non fat
targets.
2008-10-09 Kai Tietz <kai.tietz@onevision.com>
* dlltool.c (PAGE_SIZE): Make sure it has bfd_vma type.
(PAGE_MASK): Likewise.
(sfunc): Change to address size of bfd_vma for base-file.
(flush_page): Likewise.
(gen_exp_file): Likewise.
bfd/
2008-10-09 Kai Tietz <kai.tietz@onevision.com>
* cofflink.c (_bfd_coff_generic_relocate_section): Dump bfd_vma sized addresses instead of long sized.
do not match it class and if necessary update the class.
(null_error_handler): New function. Suppresses the generation of
bfd error messages.
* coff64-rs6000.c (bfd_xcoff_backend_data): Update comment.
* config/tc-tic4x.c (tic4x_globl): Call S_SET_EXTERNAL as well as
S_SET_STORAGE_CLASS.
(bfd_section_from_shdr): Don't change SHT_GROUP section name.
* elflink.c (section_signature): New function.
(_bfd_elf_section_already_linked): Use it.
PR 6893 - Do not consider FDEs for discarded sections as invalid.
* elf-eh-frame.c (_bfd_elf_parse_eh_frame): New REQUIRE_CLEARED_RELOCS.
Consider FDEs with cleared relocations as valid and ignorable.
ld/testsuite/
* ld-elf/eh-group.exp, ld-elf/eh-group1.s, ld-elf/eh-group2.s: New test.
binutils/
Suppress warnings on NONE relocations to discarded sections.
* readelf.c (is_none_reloc): New function.
(debug_apply_relocations): Ignore is_none_reloc() relocations.
2008-09-16 H.J. Lu <hongjiu.lu@intel.com>
PR ld/6877
* elflink.c (_bfd_elf_merge_symbol): Allow a common symbol to
override the function in a shared library.
ld/testsuite/
2008-09-16 H.J. Lu <hongjiu.lu@intel.com>
PR ld/6877
* ld-elf/comm1.c: New.
* ld-elf/func1.c: Likewise.
* ld-elf/shared.exp: Add tests for libfunc1.so and comm1.
* elf32-ppc.c (SYM_VAL): Define. Use throughout to find symbol vma.
(ppc_elf_relocate_section): Correct GOT offset calculation.
(ppc_elf_finish_dynamic_symbol): Use PPC_HA and PPC_LO.
(ppc_elf_finish_dynamic_sections): Likewise. Error if
htab->elf.hgot symbol is not defined in htab->got section.
* dwarf2.c (struct adjusted_section): Renamed from struct
loadable_section.
(struct dwarf2_debug): Adjust for renaming. Add version field.
(read_attribute_value): Correctly handle DW_FORM_ref_addr for
DWARF3.
(find_abstract_instance_name): Pass a pointer to
attribute instead of offset. For DW_FORM_ref_addr, get the
entry at the offset from the .debug_info section.
(scan_unit_for_symbols): Update.
(parse_comp_unit): Allow DWARF3. Save the version.
(unset_sections): Update for renaming.
(place_sections): Likewise. Set new VMAs for DWARF sections
also.
R_PARISC_SEGREL32 and R_PARISC_SEGREL64.
* som.c (som_fixup_formats): Add R_DATA_GPREL fixup.
(som_hppa_howto_table): Likewise.
(hppa_som_gen_reloc_type): In case R_HPPA_GOTOFF, detect R_DATA_GPREL
final type.
(som_write_fixups): Handle R_DATA_GPREL.
* config/tc-hppa.c (is_SB_relative): New macro.
(fix_new_hppa): Remove $segrel$ marker.
(cons_fix_new_hppa): Set reloc type R_PARISC_SEGREL32 if expression is
segment relative.
* config/tc-hppa.h (tc_frob_symbol): Check for $segrel$.
Fix PR ld/3290 regression for cross-files DW_FORM_ref_addr relocations.
* elflink.c (elf_link_add_object_symbols): Make debug symbols local
now only for non-RELOCATABLE targets.
ld/testsuite/
* ld-x86-64/dwarfreloc.exp, ld-x86-64/dwarfreloc.rd,
ld-x86-64/dwarfreloc1.s, ld-x86-64/dwarfreloc2.s: New test.
(bfd_elf32_arm_allocate_interworking_sections): Move common code
into...
(arm_allocate_glue_section_space): ... New function.
(bfd_elf32_arm_add_glue_sections_to_bfd): Move common code
into...
(arm_make_glue_section): ... New function.
bfd/
* archures.c (bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35,
bfd_mach_avr51): New.
* bfd-in2.h: Regenerate.
* cpu-avr.c (arch_info_struct): Add avr25, avr31, avr35, and avr51
architectures. Change comments to match architecture comments in GCC.
(compatible): Add test for new AVR architectures.
* elf32-avr.c (bfd_elf_avr_final_write_processing): Recognize
bfd_mach_avr25, bfd_mach_avr31, bfd_mach_avr35 and bfd_mach_avr51.
(elf32_avr_object_p): Recognize E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35 and E_AVR_MACH_AVR51.
gas/
* config/tc-avr.c (mcu_types): Add avr25, avr31, avr35, and avr51
architectures. Reorganize list to put mcu types in correct architectures
and to order list same as in GCC. Use new ISA definitions in
include/opcode/avr.h.
* doc/c-avr.texi: Add avr25, avr31, avr35, and avr51 architecture
descriptions. Reorganize descriptions to put mcu types in correct
architectures and to order lists same as in GCC.
include/
* elf/avr.h (E_AVR_MACH_AVR25, E_AVR_MACH_AVR31,
E_AVR_MACH_AVR35, E_AVR_MACH_AVR51): Define.
(EF_AVR_MACH): Redefine to 0x7F.
* opcode/avr.h (AVR_ISA_TINY3, AVR_ISA_ALL, AVR_ISA_USB162): Remove.
(AVR_ISA_AVR3): Redefine.
(AVR_ISA_AVR1, AVR_ISA_AVR2, AVR_ISA_AVR31, AVR_ISA_AVR35,
AVR_ISA_AVR3_ALL, AVR_ISA_AVR4, AVR_ISA_AVR5, AVR_ISA_AVR51,
AVR_ISA_AVR6): Define.
ld/
* Makefile.am (ALL_EMULATIONS): Add eavr25.o, eavr31.o, eavr35.o,
and eavr51.o.
Add rules for eavr25.c, eavr31.c, eavr35.c, eavr51.c.
* Makefile.in: Regenerate.
* configure.tgt (avr-*-*, targ_extra_emuls): Add avr25, avr31, avr35
and avr51.
* emulparams/avr25.sh: New file.
* emulparams/avr31.sh: New file.
* emulparams/avr35.sh: New file.
* emulparams/avr51.sh: New file.
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
Maxim Kuvyrkov <maxim@codesourcery.com>
* elf32-mips.c (mips_vxworks_copy_howto_rela): Replace with...
(elf_mips_copy_howto): ...this howto. Clear the size fields.
(mips_vxworks_jump_slot_howto_rela): Replace with...
(elf_mips_jump_slot_howto): ...this howto.
(bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf32_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
(elf_backend_plt_readonly): Define.
(elf_backend_plt_sym_val): Define for non-VxWorks targets.
(mips_vxworks_bfd_reloc_type_lookup): Delete.
(mips_vxworks_bfd_reloc_name_lookup): Likewise.
(mips_vxworks_rtype_to_howto): Likewise.
(elf_backend_want_dynbss): Don't define for VxWorks.
(elf_backend_plt_readonly): Likewise.
(bfd_elf32_bfd_reloc_type_lookup): Likewise.
(bfd_elf32_bfd_reloc_name_lookup): Likewise.
(elf_backend_mips_rtype_to_howto): Likewise.
(elf_backend_adjust_dynamic_symbol): Likewise.
(elf_backend_got_symbol_offset): Don't define.
* elfn32-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
(bfd_elf32_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf32_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf32_n32_rtype_to_howto): Handle R_MIPS_COPY and
R_MIPS_JUMP_SLOT.
(elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
(elf_backend_plt_sym_val): Define.
* elf64-mips.c (elf_mips_copy_howto, elf_mips_jump_slot_howto): New.
(bfd_elf64_bfd_reloc_type_lookup): Handle BFD_RELOC_MIPS_COPY
and BFD_RELOC_MIPS_JUMP_SLOT.
(bfd_elf64_bfd_reloc_name_lookup): Handle "R_MIPS_COPY" and
"R_MIPS_JUMP_SLOT".
(mips_elf64_rtype_to_howto): Handle R_MIPS_COPY and R_MIPS_JUMP_SLOT.
(elf_backend_rela_plts_and_copies_p, elf_backend_plt_readonly)
(elf_backend_plt_sym_val): Define.
* elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Delete.
(_bfd_mips_elf_use_plts_and_copy_relocs, _bfd_mips_elf_init_stubs)
(_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): Declare.
* elfxx-mips.c (mips_elf_la25_stub): New structure.
(LA25_LUI, LA25_J, LA25_ADDIU): New macros.
(mips_elf_link_hash_entry): Add "la25_stubs", "has_static_relocs"
and "has_nonpic_branches" fields. Remove "is_relocation_target" and
"is_branch_target".
(mips_elf_link_hash_table): Add blank lines. Add
"use_plts_and_copy_relocs", "reserved_gotno", "strampoline",
"la25_stubs" and "add_stub_section" fields.
(mips_htab_traverse_info): New structure.
(PIC_OBJECT_P, MIPS_ELF_LOAD_WORD): New macros.
(MIPS_RESERVED_GOTNO): Delete.
(mips_o32_exec_plt0_entry, mips_n32_exec_plt0_entry)
(mips_n64_exec_plt0_entry, mips_exec_plt_entry): New tables.
(mips_elf_link_hash_newfunc): Update after the changes to
mips_elf_link_hash_entry.
(mips_elf_check_mips16_stubs): Replace the DATA parameter with
an INFO parameter. Don't look through warnings symbols here;
do it in mips_elf_check_symbols instead.
(mips_elf_create_stub_symbol): New function.
(mips_elf_la25_stub_hash, mips_elf_la25_stub_eq): New functions.
(_bfd_mips_elf_init_stubs, mips_elf_local_pic_function_p): Likewise.
(mips_elf_add_la25_intro, mips_elf_add_la25_trampoline): Likewise.
(mips_elf_add_la25_stub, mips_elf_check_symbols): New functions.
(mips_elf_gotplt_index): Check for VxWorks.
(mips_elf_output_dynamic_relocation): Take the relocation index
as an extra parameter. Do not increment reloc_count here.
(mips_elf_initialize_tls_slots): Update the calls to
mips_elf_output_dynamic_relocation accordingly.
(mips_elf_multi_got): Use htab->reserved_gotno instead of
MIPS_RESERVED_GOTNO.
(mips_elf_create_got_section): Don't allocate reserved GOT
entries here. Unconditionally create .got.plt, but don't
set its alignment here.
(mips_elf_relocation_needs_la25_stub): New function.
(mips_elf_calculate_relocation): Redirect branches and jumps to
a non-PIC stub if one exists. Check !h->has_static_relocs instead
of !htab->is_vxworks when deciding whether to create dynamic
relocations for R_MIPS_32, R_MIPS_REL32 and R_MIPS_64.
(_bfd_mips_elf_create_dynamic_sections): Unconditionally call
_bfd_elf_create_dynamic_sections. Unconditionally set up
htab->splt and htab->sdynbss. Set htab->srelplt to ".rel.plt"
if !htab->is_vxworks. Add non-VxWorks values of
htab->plt_header_size and htab->plt_entry_size.
(_bfd_mips_elf_check_relocs): Set pointer_equality_needed for
non-branch static relocations. Set has_nonpic_branches when an la25
stub might be required. Set can_make_dynamic_p to TRUE if R_MIPS_32,
R_MIPS_REL32 and R_MIPS_64 relocations can be made dynamic,
rather than duplicating the condition. Do not make them dynamic
for read-only sections in non-PIC executable objects.
Do not protect this code with dynobj == NULL || htab->sgot == NULL;
handle each group of cases separately. Add a default case that
sets has_static_relocs for non-GOT relocations that cannot be
made dynamic. Don't set is_relocation_target and is_branch_target.
Reject non-PIC static relocations in shared objects.
(_bfd_mips_vxworks_adjust_dynamic_symbol): Fold into...
(_bfd_mips_elf_adjust_dynamic_symbol): ...here, using
htab->use_plts_and_copy_relocs instead of htab->is_vxworks
to select PLT and copy-reloc handling. Set the alignment of
.plt and .got.plt when allocating the first entry. Generalize
code to handle REL as well as RELA sections and 64-bit as well as
32-bit GOT entries. Complain if we find a static-only reloc
against an externally-defined symbol and if we cannot create
dynamic relocations for it. Allocate copy relocs using
mips_elf_allocate_dynamic_relocations on non-VxWorks targets.
Set possibly_dynamic_relocs to 0 when using PLTs or copy relocs.
Skip reserved .got.plt entries.
(_bfd_mips_elf_always_size_sections): Use mips_elf_check_symbols
instead of mips_elf_check_mips16_stubs to process each symbol.
Do the traversal for relocatable objects too.
(mips_elf_lay_out_got): Use htab->reserved_gotno instead of
MIPS_RESERVED_GOTNO.
(_bfd_mips_elf_size_dynamic_sections): Exclude sdynbss if it
is empty. Extend the DT_PLTREL, DT_JMPREL and DT_PLTRELSZ handling
to non-VxWorks targets. Only add DT_REL{,A}, DT_REL{,A}SZ and
DT_REL{,A}ENT if .rel.dyn is nonempty. Create a symbol for the
PLT. Allocate a nop at the end of the PLT. Allocate DT_MIPS_PLTGOT.
(mips_elf_create_la25_stub_info): New function.
(_bfd_mips_elf_finish_dynamic_symbol): Write out PLT entries
and copy relocs where necessary. Check pointer_equality_needed.
(mips_finish_exec_plt): New function.
(_bfd_mips_elf_finish_dynamic_sections): Always set DT_PLTGOT
to the beginning of htab->sgot. Use htab->reserved_gotno instead
of MIPS_RESERVED_GOTNO. Assert htab->use_plts_and_copy_relocs
instead of htab->is_vxworks for DT_PLTREL, DT_PLTRELSZ and DT_JMPREL.
Set DT_PLTREL to DT_REL instead of DT_RELA on non-VxWorks targets.
Use mips_finish_exec_plt to create non-VxWorks PLT headers. Set
DT_MIPS_PLTGOT.
(_bfd_mips_elf_copy_indirect_symbol): Copy has_static_relocs
from the indirect symbol to the direct symbol. Also copy
has_nonpic_branches for indirect symbols.
(_bfd_mips_elf_get_target_dtag): Handle DT_MIPS_PLTGOT and
DT_MIPS_RWPLT.
(_bfd_mips_elf_link_hash_table_create): Initialize the new
mips_elf_link_hash_table fields.
(_bfd_mips_vxworks_link_hash_table_create): Set
use_plts_and_copy_relocs to TRUE. Use TRUE rather than 1
when setting is_vxworks.
(_bfd_mips_elf_use_plts_and_copy_relocs): New function.
(_bfd_mips_elf_final_link): Call mips_elf_create_la25_stub for
each la25_stub.
(_bfd_mips_elf_merge_private_bfd_data): Treat dynamic objects
as PIC. Generalize message about linking PIC and non-PIC.
(_bfd_mips_elf_plt_sym_val, _bfd_mips_post_process_headers): New
functions.
* reloc.c: Update comment near BFD_RELOC_MIPS_JUMP_SLOT.
* bfd-in2.h: Regenerated.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* readelf.c (get_mips_symbol_other): Handle STO_MIPS_PLT and
STO_MIPS_PIC.
(slurp_rela_relocs, slurp_rel_relocs): Handle MIPS ELF64 here.
(dump_relocations, debug_apply_relocations): Don't handle it here.
(get_mips_dynamic_type): Handle DT_MIPS_PLTGOT and DT_MIPS_RWPLT.
(print_mips_pltgot_entry): New function.
(process_mips_specific): Dump the PLT GOT.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* config/tc-mips.c (OPTION_CALL_NONPIC): New macro.
(OPTION_NON_SHARED, OPTION_XGOT, OPTION_MABI, OPTION_32)
(OPTION_N32, OPTION_64, OPTION_MDEBUG, OPTION_NO_MDEBUG)
(OPTION_PDR, OPTION_NO_PDR, OPTION_MVXWORKS_PIC): Bump by 1.
(md_longopts): Add -call_nonpic.
(md_parse_option): Handle OPTION_CALL_NONPIC.
(md_show_usage): Add -call_nonpic.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
* gas/mips/call-nonpic-1.s, gas/mips/call-nonpic-1.d: New test.
* gas/mips/mips.exp: Run it.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
Catherine Moore <clm@codesourcery.com>
Mark Shinwell <shinwell@codesourcery.com>
* mips.h (STO_MIPS_PLT, ELF_ST_IS_MIPS_PLT, ELF_ST_SET_MIPS_PLT)
(STO_MIPS_PIC, DT_MIPS_PLTGOT, DT_MIPS_RWPLT): New macros.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* emulparams/elf32bmip.sh (GOT): Define, moving .got.plt to...
(OTHER_RELRO_SECTIONS, OTHER_READWRITE_SECTIONS): ...one of these
two variables.
* emulparams/elf32bmipn32-defs.sh: Likewise.
* emultempl/mipself.em: Include ldctor.h, elf/mips.h and elfxx-mips.h.
(is_mips_elf): New macro.
(stub_file, stub_bfd): New variables.
(hook_stub_info): New structure.
(hook_in_stub): New function.
(mips_add_stub_section): Likewise.
(mips_create_output_section_statements): Likewise.
(mips_before_allocation): Likewise.
(real_func): New variable.
(mips_for_each_input_file_wrapper): New function.
(mips_lang_for_each_input_file): Likewise.
(lang_for_each_input_file): Define.
(LDEMUL_BEFORE_ALLOCATION): Likewise.
(LDEMUL_CREATE_OUTPUT_SECTION_STATEMENTS): Likewise.
2008-08-08 Richard Sandiford <rdsandiford@googlemail.com>
Daniel Jacobowitz <dan@codesourcery.com>
* ld-mips-elf/mips16-pic-3a.s,
ld-mips-elf/mips16-pic-3b.s,
ld-mips-elf/mips16-pic-3.dd,
ld-mips-elf/mips16-pic-3.gd,
ld-mips-elf/mips16-pic-3.rd,
ld-mips-elf/mips16-pic-3.inc,
ld-mips-elf/pic-and-nonpic-1a.s,
ld-mips-elf/pic-and-nonpic-1b.s,
ld-mips-elf/pic-and-nonpic-1.ld,
ld-mips-elf/pic-and-nonpic-1.dd,
ld-mips-elf/pic-and-nonpic-1.nd,
ld-mips-elf/pic-and-nonpic-1-rel.dd,
ld-mips-elf/pic-and-nonpic-1-rel.nd,
ld-mips-elf/pic-and-nonpic-2a.s,
ld-mips-elf/pic-and-nonpic-2b.s,
ld-mips-elf/pic-and-nonpic-2.d,
ld-mips-elf/pic-and-nonpic-3a.s,
ld-mips-elf/pic-and-nonpic-3a.ld,
ld-mips-elf/pic-and-nonpic-3a.dd,
ld-mips-elf/pic-and-nonpic-3a.gd,
ld-mips-elf/pic-and-nonpic-3a.sd,
ld-mips-elf/pic-and-nonpic-3b.s,
ld-mips-elf/pic-and-nonpic-3b.ld,
ld-mips-elf/pic-and-nonpic-3b.ad,
ld-mips-elf/pic-and-nonpic-3b.dd,
ld-mips-elf/pic-and-nonpic-3b.gd,
ld-mips-elf/pic-and-nonpic-3b.nd,
ld-mips-elf/pic-and-nonpic-3b.pd,
ld-mips-elf/pic-and-nonpic-3b.rd,
ld-mips-elf/pic-and-nonpic-3b.sd,
ld-mips-elf/pic-and-nonpic-3-error.d,
ld-mips-elf/pic-and-nonpic-4a.s,
ld-mips-elf/pic-and-nonpic-4b.s,
ld-mips-elf/pic-and-nonpic-4b.ld,
ld-mips-elf/pic-and-nonpic-4b.ad,
ld-mips-elf/pic-and-nonpic-4b.dd,
ld-mips-elf/pic-and-nonpic-4b.gd,
ld-mips-elf/pic-and-nonpic-4b.nd,
ld-mips-elf/pic-and-nonpic-4b.rd,
ld-mips-elf/pic-and-nonpic-4b.sd,
ld-mips-elf/pic-and-nonpic-4-error.d,
ld-mips-elf/pic-and-nonpic-5a.s,
ld-mips-elf/pic-and-nonpic-5b.s,
ld-mips-elf/pic-and-nonpic-5b.ld,
ld-mips-elf/pic-and-nonpic-5b.ad,
ld-mips-elf/pic-and-nonpic-5b.dd,
ld-mips-elf/pic-and-nonpic-5b.gd,
ld-mips-elf/pic-and-nonpic-5b.nd,
ld-mips-elf/pic-and-nonpic-5b.rd,
ld-mips-elf/pic-and-nonpic-5b.sd,
ld-mips-elf/pic-and-nonpic-5b.pd,
ld-mips-elf/pic-and-nonpic-6.ld,
ld-mips-elf/pic-and-nonpic-6-o32a.s,
ld-mips-elf/pic-and-nonpic-6-o32b.s,
ld-mips-elf/pic-and-nonpic-6-o32c.s,
ld-mips-elf/pic-and-nonpic-6-o32.ad,
ld-mips-elf/pic-and-nonpic-6-o32.dd,
ld-mips-elf/pic-and-nonpic-6-o32.gd,
ld-mips-elf/pic-and-nonpic-6-o32.nd,
ld-mips-elf/pic-and-nonpic-6-o32.pd,
ld-mips-elf/pic-and-nonpic-6-o32.rd,
ld-mips-elf/pic-and-nonpic-6-o32.sd,
ld-mips-elf/pic-and-nonpic-6-n32a.s,
ld-mips-elf/pic-and-nonpic-6-n32b.s,
ld-mips-elf/pic-and-nonpic-6-n32c.s,
ld-mips-elf/pic-and-nonpic-6-n32.ad,
ld-mips-elf/pic-and-nonpic-6-n32.dd,
ld-mips-elf/pic-and-nonpic-6-n32.gd,
ld-mips-elf/pic-and-nonpic-6-n32.nd,
ld-mips-elf/pic-and-nonpic-6-n32.pd,
ld-mips-elf/pic-and-nonpic-6-n32.rd,
ld-mips-elf/pic-and-nonpic-6-n32.sd,
ld-mips-elf/pic-and-nonpic-6-n64a.s,
ld-mips-elf/pic-and-nonpic-6-n64b.s,
ld-mips-elf/pic-and-nonpic-6-n64c.s,
ld-mips-elf/pic-and-nonpic-6-n64.ad,
ld-mips-elf/pic-and-nonpic-6-n64.dd,
ld-mips-elf/pic-and-nonpic-6-n64.gd,
ld-mips-elf/pic-and-nonpic-6-n64.nd,
ld-mips-elf/pic-and-nonpic-6-n64.pd,
ld-mips-elf/pic-and-nonpic-6-n64.rd,
ld-mips-elf/pic-and-nonpic-6-n64.sd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* elf-bfd.h (elf_backend_data): Add a "rela_plts_and_copies_p" field.
* elfxx-target.h (elf_backend_rela_plts_and_copies_p): New macro.
(elfNN_bed): Use it.
* elf.c (_bfd_elf_get_synthetic_symtab): Use rela_plts_and_copies_p
instead of default_use_rela_p to choose between ".rel.plt" and
".rela.plt".
* elflink.c (_bfd_elf_create_dynamic_sections): Use
rela_plts_and_copies_p instead of default_use_rela_p to choose
between ".rel.plt" and ".rela.plt", and between ".rel.bss" and
".rela.bss".
* elfxx-mips.c (mips_elf_record_relocs): Defer allocation of a
global GOT entry when deferring allocation of dynamic relocations.
(allocate_dynrelocs): When allocating deferred dynamic relocations,
also do the deferred allocation of a GOT entry.
* elfxx-mips.c (mips_got_info): Add a "reloc_only_gotno" field.
(mips_elf_got_section): Delete.
(mips_elf_sort_hash_table): Use g->reloc_only_gotno to decide
how many reloc-only entries there are.
(mips_elf_count_got_symbols): Adjust g->reloc_only_gotno as
well as g->global_gotno.
(mips_elf_make_got_per_bfd): Initialize reloc_only_gotno.
(mips_elf_multi_got): Likewise. Use gg->reloc_only_gotno
rather than gg->assigned_gotno to store the number of
reloc-only GOT entries.
(mips_elf_create_got_section): Remove the MAYBE_EXCLUDE parameter.
Initialize reloc_only_gotno.
(mips_elf_calculate_relocation): Check htab->got_info instead of
dynobj when deciding whether to call mips_elf_adjust_gp,
(_bfd_mips_elf_create_dynamic_sections): Adjust the call
to mips_elf_create_got_section.
(mips_elf_record_relocs): Likewise. Remove redundant
"dynobj == NULL" code. Do not use mips_elf_create_got_section
or mips_elf_record_global_got_symbol for R_MIPS_32, R_MIPS_REL32
and R_MIPS_64; limit global_got_area to GGA_RELOC_ONLY instead.
(_bfd_mips_elf_finish_dynamic_symbol): Use htab->sgot instead
of mips_elf_got_section.
(_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
Move the initial assignment of G to the block that uses it;
it is used for an unrelated purpose later.
ld/testsuite/
* ld-mips-elf/tls-hidden4.got, ld-mips-elf/tls-hidden4.r: We have
removed an unused GOT entry that was allocated for the R_MIPS_32
relocation against "undef", so adjust addresses down by 4 bytes.
* ld-mips-elf/got-dump-1.d, ld-mips-elf/got-dump-2.d: We have
changed the order of the GOT entries so that reloc-only ones
come last. "undef" is only referred to by dynamic relocations,
so it now comes after "glob".
* ld-mips-elf/mips16-pic-2.dd, ld-mips-elf/mips16-pic-2.gd,
ld-mips-elf/mips16-pic-2.nd, ld-mips-elf/mips16-pic-2.rd: We have
removed two unused local GOT entries that were originally created
as global entries for the hidden symbols "used2" and "used3".
"used4" and "used5" are only referred to by relocations, so they
now come after "used6" and "used7".
* elfxx-mips.c (count_section_dynsyms): Move before the new first use.
(mips_elf_sort_hash_table): Take the output bfd as a parameter.
Remove the MAX_LOCAL parameter. Exit early if there are no
dynamic symbols, if there is no dynobj, or if there is no
GOT section. Use count_section_dynsyms instead of MAX_LOCAL.
Assert == rather than <= when checking hsd.max_unref_got_dynindx.
Also assert that g->global_gotno is right.
(mips_elf_count_forced_local_got_symbols): Rename to...
(mips_elf_count_got_symbols): ...and count global GOT entries too.
Set the global_got_area of a forced-local GGA_RELOC_ONLY symbol
to GGA_NONE.
(mips_elf_multi_got): Don't sort the symbol table.
(mips_elf_lay_out_got): Likewise. Use mips_elf_count_got_symbols
to count the number of global GOT entries.
(_bfd_mips_elf_final_link): Unconditionally call
mips_elf_sort_hash_table.
* elfxx-mips.c (GGA_NORMAL, GGA_RELOC_ONLY, GGA_NONE): New macros.
(mips_elf_link_hash_entry): Add a "global_got_area" field.
(mips_elf_link_hash_newfunc): Initialize it.
(mips_elf_sort_hash_table_f): Use h->global_got_area instead of
h->root.got.offset. Do not handle forced_local symbols specially.
(mips_elf_record_global_got_symbol): Set h->global_got_area
instead of h->root.got.offset.
(mips_elf_recreate_got): Assert that h->global_got_area == GGA_NONE
for indirect and warning symbols.
(mips_elf_count_forced_local_got_symbols): Change the argument
from a "elf_link_hash_entry" to "mips_elf_link_hash_entry".
Use and set h->global_got_area instead of h->root.got.offset.
Set it to GGA_NONE for all forced-local symbols.
(mips_elf_set_global_got_offset): Set h->global_got_area
instead of h->root.got.offset. Use g->global_got_area instead
of a combination of dynindx, forced_local and tls_type.
(mips_elf_multi_got): Remove disabled code. Pass GGA_* values to
mips_elf_set_global_got_offset.
(mips_elf_lay_out_got): Use mips_elf_link_hash_traverse instead
of elf_link_hash_traverse.
(_bfd_mips_elf_copy_indirect_symbol): Copy the indirect symbol's
global_got_area to the direct symbol if the latter's value is higher.
Set the indirect symbol's area to GGA_NONE.
ld/testsuite/
* ld-mips-elf/got-vers-1a.s, ld-mips-elf/got-vers-1b.s,
ld-mips-elf/got-vers-1.ver, ld-mips-elf/got-vers-1.dd,
ld-mips-elf/got-vers-1.sd, ld-mips-elf/got-vers-1.rd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* elf32-mips.c (elf_backend_hide_symbol): Delete.
* elfn32-mips.c (elf_backend_hide_symbol): Likewise.
* elf64-mips.c (elf_backend_hide_symbol): Likewise.
* elfxx-mips.h (elf_backend_hide_symbol): Likewise.
* elfxx-mips.c (mips_elf_link_hash_entry): Remove "forced_local"
and add "needs_lazy_stub".
(mips_elf_link_hash_newfunc): Update accordingly.
(mips_elf_link_hash_table): Remove "computed_got_sizes" and
add "lazy_stub_count".
(_bfd_mips_elf_link_hash_table_create): Update accordingly.
(mips_elf_output_extsym): Use hd->needs_lazy_stub to detect
cases where a lazy stub is being used.
(mips_elf_sort_hash_table_f): Use h->root.forced_local instead
of h->forced_local.
(mips_elf_record_global_got_symbol): Use _bfd_elf_link_hash_hide_symbol
instead of _bfd_mips_elf_hide_symbol. Do not increment local_gotno
here.
(mips_elf_allocate_dynamic_relocations): Move before new first use.
(mips_elf_check_recreate_got, mips_elf_recreate_got): New functions.
(mips_elf_resolve_final_got_entries): Move earlier in file. Make at
most two passes over the hash table. Use mips_elf_check_recreate_got
to see if there are any indirect or warning entries and
mips_elf_recreate_got to create a new GOT without them.
Return a boolean success value.
(mips_elf_count_forced_local_got_entries): New function.
(mips_elf_make_got_per_bfd): Check h->root.forced_local instead of
h->forced_local.
(mips_elf_set_global_got_offset): Likewise.
(mips_elf_set_no_stub): Replace with...
(mips_elf_forbid_lazy_stubs): ...this new function.
(mips_elf_resolve_final_got_entry): Delete.
(mips_elf_multi_got): Fix formatting. Use mips_elf_forbid_lazy_stubs
instead of mips_elf_set_no_stub. Move the code that sets
global offsets and allocates dynamic relocations from the main
_bfd_mips_elf_size_dynamic_sections loop to here.
(_bfd_mips_elf_adjust_dynamic_symbol): Do not allocate room in
.MIPS.stubs here; just set hmips->needs_lazy_stub and increment
htab->lazy_stub_count.
(_bfd_mips_elf_always_size_sections): Move the stub-estimation
code to mips_elf_estimate_stub_size and the GOT-sizing code to
mips_elf_lay_out_got. Do not call these functions here.
(mips_elf_estimate_stub_size): New function, split
out from _bfd_mips_elf_always_size_sections. Call
mips_elf_resolve_final_got_entries earlier. Count the number
of forced-local entries. Do not add stub sizes to loadable_size;
after this patch, the stub sizes are already included in the main
estimate. Allocate dynamic relocations here rather than in the
main _bfd_mips_elf_size_dynamic_sections loop.
(mips_elf_estimate_stub_size): New function, split out from
_bfd_mips_elf_always_size_sections.
(mips_elf_allocate_lazy_stub): New function.
(mips_elf_lay_out_lazy_stubs): Likewise.
(_bfd_mips_elf_size_dynamic_sections): Call mips_elf_estimate_stub_size,
mips_elf_lay_out_got and mips_elf_lay_out_lazy_stubs. Do not handle
the allocation of sreldyn specially.
(_bfd_mips_elf_hide_symbol): Delete.
ld/testsuite/
* ld-mips-elf/tlsdyn-o32-2.got, ld-mips-elf/tlsdyn-o32-3.got,
ld-mips-elf/tlsdyn-o32-2.d, ld-mips-elf/tlsdyn-o32-3.d: Change the
GOT layout as follows:
BEFORE AFTER
+0x08 %call16(__tls_get_addr) %call16(__tls_get_addr)
+0x0c %tlsldm(tlsbin_ld) %gottprel(tlsvar_ie)
+0x10 " " %tlsgd(tlsvar_gd)
+0x14 %tlsgd(tlsvar_gd) " "
+0x18 " " %tlsgd(tlsbin_gd)
+0x1c %gottprel(tlsvar_ie) " "
+0x20 %tlsgd(tlsbin_gd) %tlsldm(tlsbin_ld)
+0x24 " " " "
+0x28 %gottprel(tlsbin_ie) %gottprel(tlsbin_ie)
* elfxx-mips.c (allocate_dynrelocs): Ignore indirect and warning
symbols.
ld/testsuite/
* ld-mips-elf/reloc-estimate-1.d, ld-mips-elf/reloc-estimate-1.ld,
ld-mips-elf/reloc-estimate-1a.s, ld-mips-elf/reloc-estimate-1b.s:
New test.
* ld-mips-elf/mips-elf.exp: Run it.
* elfxx-mips.c (mips_elf_link_hash_entry): Move bfd_boolean
fields to the end of the structure and make them single-bit
bitfields.
(mips_elf_link_hash_newfunc): Make the initialization statements
follow the new field order.
* elfxx-mips.c (_mips_elf_section_data): Remove the "u.got_info" field.
(mips_elf_link_hash_table): Add "sgot" and "got_info" fields.
(_bfd_mips_elf_link_hash_table_create): Initialize them.
(mips_elf_got_section): Always apply the !maybe_excluded behavior.
(mips_elf_got_info): Delete.
(mips_elf_initialize_tls_slots): Remove the DYNOBJ local variable.
Adjust the call to mips_elf_got_section.
(mips_elf_local_got_index): Don't call mips_elf_got_info.
Update the call to mips_elf_create_local_got_entry.
Use htab->got_info.
(mips_elf_global_got_index): Don't call mips_elf_got_info;
use htab->got_info and htab->sgot instead.
(mips_elf_got_page): Don't call mips_elf_got_info. Update the
call to mips_elf_create_local_got_entry.
(mips_elf_got16_entry): Likewise.
(mips_elf_got_offset_from_index): Replace with DYNOBJ parameter
with an INFO parameter. Don't call mips_elf_got_info; use htab->sgot
and htab->got_info instead.
(mips_elf_create_local_got_entry): Remove the GG and SGOT parameters.
Use htab->sgot and htab->got_info.
(mips_elf_sort_hash_table): Remove the DYNOBJ local variable.
Don't call mips_elf_got_info; use htab->got_info instead.
(mips_elf_record_global_got_symbol): Turn G from a paramter to
a local variable and read it from htab->got_info.
(mips_elf_record_local_got_symbol): Replace the G parameter with
an INFO parameter. Make G a local variable and read it from
htab->got_info instead.
(mips_elf_record_got_page_entry): Likewise.
(mips_elf_multi_got): Remove the G parameter and make it a local
variable instead. Read it from htab->got_info.
(mips_elf_create_got_section): Cache the GOT section in htab->sgot.
Store the GOT information in htab->got_info.
(mips_elf_calculate_relocation): Don't call mips_elf_got_section
and mips_elf_got_info; use htab->sgot and htab->got_info instead.
Adjust the calls to mips_elf_got_offset_from_index and
mips_elf_adjust_gp.
(_bfd_mips_elf_check_relocs): Remove the G and SGOT local variables.
Adjust the calls to mips_elf_record_local_got_symbol,
mips_elf_record_global_got_symbol and mips_elf_record_got_page_entry.
Use htab->sgot.
(_bfd_mips_elf_always_size_sections): Remove the DYNOBJ local variable.
Don't call mips_elf_got_info; use htab->sgot and htab->got_info instead.
Update the call to mips_elf_multi_got.
(_bfd_mips_elf_size_dynamic_sections): Don't call mips_elf_got_info;
use htab->got_info instead.
(_bfd_mips_elf_finish_dynamic_symbol): Update the call to
mips_elf_got_section. Get the got_info from the hash table
rather than the GOT section.
(_bfd_mips_vxworks_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
(_bfd_mips_elf_hide_symbol): Don't call mips_elf_got_section;
get the got_info from the hash table instead. Remove the GOT
local variable.
(_bfd_mips_elf_final_link): Likewise. Also remove the DYNOBJ
local variable.
* elfxx-mips.c (mips_elf_link_hash_table): Add an "sstubs" field.
(_bfd_mips_elf_create_dynamic_sections): Use it to cache the stubs
section. Don't check whether the section already exists.
(_bfd_mips_elf_adjust_dynamic_symbol): Use htab->sstubs.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise.
(_bfd_mips_elf_finish_dynamic_sections): Likewise.
(_bfd_mips_elf_size_dynamic_sections): Likewise. Don't add the
dummy stub to an empty section.
(_bfd_mips_elf_link_hash_table_create): Initialize the "sstubs" field.
ld/testsuite/
* ld-mips-elf/tls-hidden3.ld: Remove the unused .MIPS.stubs section.
Keep the text start address the same.
* ld-mips-elf/tls-multi-got-1.got: We have removed a .MIPS.stubs
section that contained only a 16-byte dummy stub. Subtract 16
from addresses to account for the change.
* ld-mips-elf/tls-multi-got-1.r: Likewise. Adjust MIPS_UNREFEXTNO
to account the removed section symbol.
* ld-mips-elf/tlsdyn-o32-1.d: We have deleted a .MIPS.stubs
section that contained only a 16-byte dummy stub. Remove it
from the disassembly.
* ld-mips-elf/tlsdyn-o32-2.d: Likewise.
* ld-mips-elf/tlsdyn-o32-3.d: Likewise.
* ld-mips-elf/tlsdyn-o32.d: Likewise.
* ld-mips-elf/relax-jalr-n32-shared.d: Likewise.
* ld-mips-elf/relax-jalr-n64-shared.d: Likewise.
* reloc.c (BFD_RELOC_MIPS16_GOT16, BFD_RELOC_MIPS16_CALL16): Declare.
* libbfd.h, bfd-in2.h: Regenerate.
* elf32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(mips16_reloc_map): Add mappings.
* elf64-mips.c (mips16_elf64_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(mips16_elf64_howto_table_rela): Likewise.
(mips16_reloc_map): Add mappings.
* elfn32-mips.c (elf_mips16_howto_table_rel): Fill in reserved
R_MIPS16_GOT16 and R_MIPS16_CALL16 entries.
(elf_mips16_howto_table_rela): Likewise.
(mips16_reloc_map): Add mappings.
* elfxx-mips.c (mips_elf_create_shadow_symbol): New function.
(section_allows_mips16_refs_p): Likewise.
(mips16_stub_symndx): Likewise.
(mips_elf_check_mips16_stubs): Treat the data argument as a
bfd_link_info. Mark every dynamic symbol as needing MIPS16 stubs
and create a "shadow" symbol for the original MIPS16 definition.
(mips16_reloc_p, got16_reloc_p, call16_reloc_p, hi16_reloc_p)
(lo16_reloc_p, mips16_call_reloc_p): New functions.
(_bfd_mips16_elf_reloc_unshuffle): Use mips16_reloc_p to generalize
relocation checks.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
(_bfd_mips_elf_lo16_reloc): Handle R_MIPS16_GOT16.
(mips_elf_got16_entry): Add comment.
(mips_elf_calculate_relocation): Use hi16_reloc_p,
lo16_reloc_p, mips16_call_reloc_p, call16_reloc_p and got16_reloc_p
to generalize relocation checks. Use section_allows_mips16_refs_p
instead of mips16_stub_section_p. Handle R_MIPS16_CALL16 and
R_MIPS16_GOT16, allowing the former to refer directly to a
MIPS16 function if its stub is not needed.
(mips16_stub_section_p): Delete.
(_bfd_mips_elf_symbol_processing): Convert odd-valued function
symbols into even MIPS16 symbols.
(mips_elf_add_lo16_rel_addend): Use mips16_reloc_p to generalize
a relocation check.
(_bfd_mips_elf_check_relocs): Calculate "bed" and "rel_end"
earlier in the function. Use mips16_stub_symndx to identify
the target function. Avoid out-of-bounds accesses when the
stub has no relocations; report an error instead. Use
section_allows_mips16_refs_p instead of mips16_stub_section_p.
Use mips16_call_reloc_p and got16_reloc_p to generalize relocation
checks. Handle R_MIPS16_CALL16 and R_MIPS16_GOT16. Don't create
dynamic relocations for absolute references to __gnu_local_gp.
(_bfd_mips_elf_always_size_sections): Pass a bfd_link_info as
the argument to mips_elf_check_mips16_stubs. Generalize comment.
(_bfd_mips_elf_relocate_section): Use hi16_reloc_p and got16_reloc_p
to generalize relocation checks.
(_bfd_mips_elf_finish_dynamic_symbol): If a dynamic MIPS16 function
symbol has a non-MIPS16 stub, redirect the symbol to the stub.
Fix an overly long line. Don't give dynamic symbols type STO_MIPS16.
(_bfd_mips_elf_gc_sweep_hook): Handle R_MIPS16_CALL16 and
R_MIPS16_GOT16.
gas/
* config/tc-mips.c (mips16_reloc_p, got16_reloc_p, hi16_reloc_p)
(lo16_reloc_p): New functions.
(reloc_needs_lo_p): Use hi16_reloc_p and got16_reloc_p to
generalize relocation checks.
(matching_lo_reloc): New function.
(fixup_has_matching_lo_p): Use it.
(mips16_mark_labels): Don't clobber a symbol's visibility.
(append_insn): Use hi16_reloc_p and lo16_reloc_p.
(mips16_ip): Handle BFD_RELOC_MIPS16_GOT16 and BFD_RELOC_MIPS16_CALL16.
(md_apply_fix): Likewise.
(mips16_percent_op): Add %got and %call16.
(mips_frob_file): Use got16_reloc_p to generalize relocation checks.
Use matching_lo_reloc.
(mips_force_relocation): Use hi16_reloc_p and lo16_reloc_p to
generalize relocation checks.
(mips_fix_adjustable): Use lo16_reloc_p to generalize relocation
checks.
gas/testsuite/
* gas/mips/elf-rel8-mips16.d, gas/mips/elf-rel8-mips16.s,
* gas/mips/elf-rel9-mips16.d, gas/mips/elf-rel9-mips16.s,
* gas/mips/elf-rel13-mips16.d, gas/mips/elf-rel13-mips16.s: New tests.
* gas/mips/mips.exp: Run them.
ld/testsuite/
* ld-mips-elf/mips16-local-stubs-1.d: Remove stub_for_h3,
which was only referenced by the .pdr section, and was not
actually needed by code.
* ld-mips-elf/mips16-intermix.d: Remove unused static function stubs.
* ld-mips-elf/mips16-pic-1a.s,
ld-mips-elf/mips16-pic-1b.s,
ld-mips-elf/mips16-pic-1-dummy.s,
ld-mips-elf/mips16-pic-1.dd,
ld-mips-elf/mips16-pic-1.gd,
ld-mips-elf/mips16-pic-1.inc,
ld-mips-elf/mips16-pic-1.ld,
ld-mips-elf/mips16-pic-2a.s,
ld-mips-elf/mips16-pic-2b.s,
ld-mips-elf/mips16-pic-2.ad,
ld-mips-elf/mips16-pic-2.dd,
ld-mips-elf/mips16-pic-2.gd,
ld-mips-elf/mips16-pic-2.nd,
ld-mips-elf/mips16-pic-2.rd: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
with the correct arch size before rejecting the generic fallback.
* elfcode.h (elf_object_p): Likewise. Ensure arch size matches
before accepting a target.
relocations for undefined weak symbols with non-default visibility.
(_bfd_mips_elf_check_relocs): Use possibly_dynamic_relocs for
global symbols in shared libraries.
(allocate_dynrelocs): New function.
(_bfd_mips_elf_adjust_dynamic_symbol): Do not handle
possibly_dynamic_relocs here.
(_bfd_mips_elf_size_dynamic_sections): Call allocate_dynrelocs.
* elf32-i386.c (struct elf_i386_link_hash_table): Added field
tls_module_base.
(elf_i386_link_hash_table_create): Initialize it.
(elf_i386_always_size_sections): Set it.
(set_tls_module_base): New.
(elf_i386_relocate_sections): Call it.
* elf64-x86-64.c (struct elf64_x86_64_link_hash_table): Added
field tls_module_base.
(elf64_x86_64_link_hash_table_create): Initialize it.
(elf64_x86_64_always_size_sections): Set it.
(set_tls_module_base): New.
(elf64_x86_64_relocate_sections): Call it.
Reported by Cary Coutant <ccoutant@google.com>
ld/testsuite/ChangeLog:
* ld-i386/tlsbindesc.dd: Adjust incorrect expectations for LD to
LE relaxation.
* ld-x86-64/tlsbindesc.dd: Likewise.
* ld-i386/tlsbindesc.rd: Adjust address of _TLS_MODULE_BASE_.
* ld-x86-64/tlsbindesc.rd: Likewise.
Reported by Cary Coutant <ccoutant@google.com>
COFF_WITH_PE based SH ports.
* libpei.h (_bfd_XX_print_ce_compressed_pdata): Prototype.
* arm-wince-pe.c (bfd_pe_print_pdata): Use
_bfd_pe_print_ce_compressed_pdata.
(slurp_symcache, cleanup_syms, pe_print_ce_compressed_pdata): Move
to...
* peXXigen.c: ... here and rename pe_print_ce_compressed_pdata to
_bfd_XX_print_ce_compressed_pdata.
* bfd-in.h (bfd_elf32_arm_set_target_relocs): Add new parameter.
* bfd-in2.h: Regenerate.
* elf32-arm.c (struct elf_arm_obj_tdata): Add field
no_wchar_size_warning.
(bfd_elf32_arm_set_target_relocs): Add new parameter
no_wchar_warn.
(elf32_arm_merge_eabi_attributes): Give a warning, not an error,
for conflicting wchar_t attributes. Do not warn if
--no-wchar-size-warning. Make diagnostic text more specific.
ld:
* ld.texinfo (--no-wchar-size-warning): Document new ARM option.
* emultempl/armelf.em (no_wchar_size_warning): New.
(arm_elf_create_output_section_statements): Pass
no_wchar_size_warning to arm_elf_create_output_section_statements.
(OPTION_NO_WCHAR_SIZE_WARNING): New.
(PARSE_AND_LIST_LONGOPTS): Add no-wchar-size-warning.
(PARSE_AND_LIST_OPTIONS): List --no-wchar-size-warning.
(PARSE_AND_LIST_ARGS_CASES): Handle --no-wchar-size-warning.
ld/testsuite:
* ld-arm/attr-merge-wchar-0.s,ld-arm/attr-merge-wchar-2.s,
ld-arm/attr-merge-wchar-4.s, ld-arm/attr-merge-wchar-00-nowarn.d,
ld-arm/attr-merge-wchar-00.d, ld-arm/attr-merge-wchar-02-nowarn.d,
ld-arm/attr-merge-wchar-02.d, ld-arm/attr-merge-wchar-04-nowarn.d,
ld-arm/attr-merge-wchar-04.d, ld-arm/attr-merge-wchar-20-nowarn.d,
ld-arm/attr-merge-wchar-20.d, ld-arm/attr-merge-wchar-22-nowarn.d,
ld-arm/attr-merge-wchar-22.d, ld-arm/attr-merge-wchar-24-nowarn.d,
ld-arm/attr-merge-wchar-24.d, ld-arm/attr-merge-wchar-40-nowarn.d,
ld-arm/attr-merge-wchar-40.d, ld-arm/attr-merge-wchar-42-nowarn.d,
ld-arm/attr-merge-wchar-42.d, ld-arm/attr-merge-wchar-44-nowarn.d,
ld-arm/attr-merge-wchar-44.d: New.
* ld-arm/arm-elf.exp: Run new tests.
bfin_final_link_relocate, bfin_gc_mark_hook, bfin_gc_sweep_hook,
ELF_DYNAMIC_INTERPRETER, DEFAULT_STACK_SIZE,
struct _bfinfdpic_dynamic_got_info): Moved around to keep FD-PIC code
separate from non-FD-PIC.
checks for PCREL8, PCREL16, GOTPC16, GOTOFF16, PLT16, and GOT16
relocs.
(mn10300_elf_relax_section): Correct jump offset check when target
is in a different section.
* dwarf2.c (struct dwarf2_debug): New variable info_ptr_memory.
(find_line): Use info_ptr_memory instead of sec_info_ptr.
(_bfd_dwarf2_cleanup_debug_info): Likewise.
of unsigned long as last parameter.
(struct dwarf2_debug): Define dwarf_abbrev_size, dwarf_line_size,
dwarf_str_size and dwarf_ranges_size as bfd_size_type instead of
unsigned long.
* elfxx-mips.c (mips_elf_calculate_relocation): Calculate GP and GP0
for all relocation types. Allow any type of relocation to refer to
__gnu_local_gp.
ld/testsuite/
* ld-mips-elf/no-shared-1-o32.s,
ld-mips-elf/no-shared-1-o32.d,
ld-mips-elf/no-shared-1-n32.d,
ld-mips-elf/no-shared-1-n64.s,
ld-mips-elf/no-shared-1-n64.d,
ld-mips-elf/no-shared-1.ld: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* Makefile.am (BFD32_LIBS): Add compress.lo.
(BFD32_LIBS_CFILES): Add compress.c.
(BFD_H_FILES): Likewise.
* Makefile.in: Regenerate.
* bfd-in2.h: Regenerate.
* config.in: Add HAVE_ZLIB_H
* configure.in: Add test for libz and zlib.h
* configure: Regenerate.
* dwarf2.c (read_section): New function.
(read_indirect_string): Call new function read_section.
(read_abbrevs): Likewise.
(decode_line_info): Likewise.
(read_debug_ranges): Likewise.
(find_line): Call new function read_section when just one
.zdebug_info section is found, otherwise read and compress
multiple sections.
(_bfd_dwarf2_cleanup_debug_info): Free sec_info_ptr.
* elf.c (_bfd_elf_make_section_from_shdr): Add zdebug prefix.
(special_sections_z): New struct.
(special_sections): Refer to special_sections_z.
* elfxx-mips.c (_bfd_mips_elf_section_from_shdr): Recognize
sections named .zdebug_*.
(_bfd_mips_elf_fake_sections): Likewise.
* compress.c: New file.
(bfd_uncompress_section_contents): New function.
bfd/doc/
* Makefile.am (BFD_H_DEP): Add ../compress.c.
* Makefile.in: Regenerate.
binutils/
* config.in: Add HAVE_ZLIB_H
* configure.in: Add test for libz and zlib.h
* configure: Regenerate.
* dwarf.c (debug_displays): Add .zdebug_* strings.
* dwarf.h (struct dwarf_section): Add fields uncompressed_namd
and compressed_name.
* objdump.c (load_debug_section): Call
bfd_uncompress_section_contents when loading a compressed
section.
(dump_dwarf_section): Recognize compressed section name.
(mach_o_dwarf_sections): Rename as
mach_o_uncompressed_dwarf_sections.
(mach_o_compressed_dwarf_sections): New variable.
(generic_dwarf_section): Rename as
generic_uncompressed_dwarf_sections.
(generic_compressed_dwarf_sections): New variable.
(check_mach_o_dwarf): Save and restore
mach_o_compressed_dwarf_sections.
* readelf.c: Add #include for config.h and zlib.h
(process_section_headers): Recognize compressed section name.
(uncompress_section_contents): New function.
(load_debug_section): Call uncompress_section_contents when
loading a compressed section.
(display_debug_section): Recognize compressed section name.
binutils/testsuite:
* binutils-all/objdump.exp: Add test for objdump -s on a file
with a compressed debug section. Add test for objdump -W on a
file that contains a compressed debug section.
* binutils-all/readelf.exp: Call readelf_compressed_wa_test.
(readelf_compressed_wa_test): New function.
* binutils-all/dw2-compressed.S: New file.
* binutils-all/objdump.W: New file.
* binutils-all/objdump.s: New file.
* binutils-all/readelf.wa: New file.
(allocate_spuear_stubs, build_spuear_stubs): Return value from
count_stub/build_stub.
(spu_elf_build_stubs): Correct location of stub reloc error message.
config/
* override.m4: Use m4_version_prereq throughout.
(_AC_ARG_VAR_VALIDATE, AC_MSG_FAILURE): Backport from git
Autoconf: output pwd along with fatal errors, so the right
config.log file is hinted at more prominently.
(PARSE_ARGS): Push setting of ac_pwd in this diversion.
(_GCC_AUTOCONF_VERSION): New, define to 2.59 if not defined.
(_GCC_AUTOCONF_VERSION_CHECK): New macro, require use of Autoconf
version _GCC_AUTOCONF_VERSION throughout the tree.
(m4_wrap): New override, fix for Posix semantics of m4wrap.
binutils/
* configure: Regenerate.
opcodes/
* configure: Regenerate.
bfd/
* configure: Regenerate.
gas/
* configure: Regenerate.
gprof/
* configure: Regenerate.
ld/
* config.in: Regenerate.
* configure: Regenerate.
(process_stubs): Likewise.
(discover_functions): Don't used cached symbols.
(maybe_insert_function): Correct condition under which function
array is realloc'd.
(mark_functions_via_relocs): Delete unused variable.
* elf.c (assign_file_positions_for_load_sections): Adjust pre-section
gaps based on VMA and P_VADDR instead of LMA and P_PADDR addresses.
binutils/testsuite/
* binutils-all/objcopy.exp: Call KEEP_DEBUG_SYMBOLS_AND_TEST_COPY.
(keep_debug_symbols_and_test_copy): New function.
(test5, test6): New variables.
bfd/
* elf32-m68k.c (struct elf_m68k_link_hash_entry: got_entry_key,
glist): New fields.
(struct elf_m68k_got_entry_key, struct elf_m68k_got_entry,
struct elf_m68k_got, struct elf_m68k_bfd2got_entry,
struct elf_m68k_multi_got): New data structures.
(struct elf_m68k_link_hash_table: local_gp_p, use_neg_got_offsets_p,
allow_multigot_p, multi_got_): New fields.
(elf_m68k_multi_got): New macro.
(elf_m68k_link_hash_newfunc): Initialize new fields of
struct elf_m68k_link_hash_entry.
(elf_m68k_link_hash_table_create): Initialize new fields of
struct elf_m68k_link_hash_table.
(elf_m68k_link_hash_table_free): New static function implementing hook.
(elf_m68k_init_got, elf_m68k_clear_got, elf_m68k_create_empty_got): New
static functions for struct elf_m68k_got.
(elf_m68k_init_got_entry_key, elf_m68k_got_entry_hash,
elf_m68k_got_entry_eq): New static functions for
struct elf_m68k_got_entry.
(ELF_M68K_REL_8O_MAX_N_ENTRIES_IN_GOT,
ELF_M68K_REL_8O_16O_MAX_N_ENTRIES_IN_GOT): New macros.
(enum elf_m68k_get_entry_howto): New enum.
(elf_m68k_get_got_entry, elf_m68k_update_got_entry_type,
elf_m68k_remove_got_entry_type): New static functions for
struct elf_m68k_got_entry.
(elf_m68k_add_entry_to_got): New static function.
(elf_m68k_bfd2got_entry_hash, elf_m68k_bfd2got_entry_eq,
elf_m68k_bfd2got_entry_del, elf_m68k_get_bfd2got_entry): New static
functions for struct elf_m68k_bfd2got_entry.
(struct elf_m68k_can_merge_gots_arg, elf_m68k_can_merge_gots_1,
elf_m68k_can_merge_gots): New traversal.
(struct elf_m68k_merge_gots_arg, elf_m68k_merge_gots_1,
elf_m68k_merge_gots): Ditto.
(struct elf_m68k_finalize_got_offsets_arg,
elf_m68k_finalize_got_offsets_1, elf_m68k_finalize_got_offsets): Ditto.
(struct elf_m68k_partition_multi_got_arg,
elf_m68k_partition_multi_got_1, elf_m68k_init_symndx2h_1,
elf_m68k_partition_multi_got): Ditto.
(elf_m68k_find_got_entry_ptr, elf_m68k_remove_got_entry): New static
functions.
(elf_m68k_copy_indirect_symbol): New static function implementing
a hook.
(elf_m68k_check_relocs): Update to add entries to multi-GOT.
(elf_m68k_gc_sweep_hook): Update to remove entries from multi-GOT.
(elf_m68k_always_size_sections): Assign BFDs to GOTs.
(elf_m68k_relocate_section): Update to properly handle GOT relocations.
(elf_m68k_finish_dynamic_symbol): Update to traverse all GOT entries
of a global symbol.
(bfd_elf_m68k_set_target_options): New function.
(bfd_elf32_bfd_link_hash_table_free): Define hook.
(bfd_elf32_bfd_final_link): Change expansion to bfd_elf_final_link
to skip generic calculation of GOT offsets.
(elf_backend_copy_indirect_symbol): Define hook.
* bfd-in.h (bfd_elf_m68k_set_target_options): Declare function.
* bfd-in2.h: Regenerate.
ld/
* configure.in (--enable-got): New option. Handle it.
* configure: Regenerate.
* config.in: Regenerate.
* emultempl/m68kelf.em: (got_handling_target_default): New shell
variable.
(GOT_HANDLING_TARGET_DEFAULT): New macro.
(GOT_HANDLING_DEFAULT): New macro. Initialize it from configure
option if one was given.
(got_handling): New static variable.
(elf_m68k_create_output_section_statements): New static function
implementing hook.
(PARSE_AND_LIST_PROLOGUE): Define shell variable.
(OPTION_GOT): New macro.
(PARSE_AND_LIST_LONGOPTS): Define shell variable. Specify
--got option.
(got): New linker option.
(PARSE_AND_LIST_OPTIONS): Define shell variable. Print help string
for --got option.
(PARSE_AND_LIST_ARGS_CASES): Define shell variable. Handle --got
option.
* ld.texinfo: Document --got=<type> option.
* gen-doc.texi: Add M68K.
* NEWS: Mention the new feature.
ld/testsuite/
* ld-m68k/got-12.s: New file.
* ld-m68k/got-13.s: New file.
* ld-m68k/got-14.s: New file.
* ld-m68k/got-15.s: New file.
* ld-m68k/got-34.s: New file.
* ld-m68k/got-35.s: New file.
* ld-m68k/got-single-12-ok.d: New dump test.
* ld-m68k/got-single-13-er.d: New dump test.
* ld-m68k/got-negative-14-ok.d: New dump test.
* ld-m68k/got-negative-15-er.d: New dump test.
* ld-m68k/got-negative-12-13-14-34-ok.d: New dump test.
* ld-m68k/got-negative-12-13-14-35-er.d: New dump test.
* ld-m68k/got-multigot-14-ok.d: New dump test.
* ld-m68k/got-multigot-15-er.d: New dump test.
* ld-m68k/got-multigot-12-13-14-34-35-ok.d: New dump test.
* ld-m68k/xgot-15.s: New source.
* ld-m68k/got-xgot-15-ok.d: New test.
* ld-m68k/got-xgot-12-13-14-15-34-35-ok.d: New test.
* ld-m68k/m68k.exp: Run new tests.
(ppc_elf_get_synthetic_symtab): New function.
(bfd_elf32_get_synthetic_symtab): Define.
* elf64-ppc.c (section_covers_vma): New function.
(ppc64_elf_get_synthetic_symtab): Generate sym@plt on glink branch
table entries, and __glink_PLTresolve on resolver stub.
(ppc64_elf_build_stubs): Rename __glink sym to __glink_PLTresolve.
* elf32-ppc.c (MUST_BE_DYN_RELOC): Delete.
(must_be_dyn_reloc): New function.
(ppc_elf_check_relocs): Don't set DF_STATIC_TLS for tprel relocs
in pies.
(ppc_elf_tls_optimize): Optimise pies.
(ppc_elf_relocate_section): Use a section symbol rather than no
symbol if possible for LD->IE TLS sequence, but don't error if
we must use no symbol.
* elf64-ppc.c (MUST_BE_DYN_RELOC): As for elf32-ppc.c.
(must_be_dyn_reloc): Likewise.
(ppc64_elf_check_relocs): Likewise.
(ppc64_elf_tls_optimize): Likewise.
(ppc64_elf_relocate_section): Likewise.
* elf32-xtensa.c (xtensa_property_section_name): New.
(xtensa_make_property_section): New.
(xtensa_get_property_section): Make static. Do not create a new
section if it does not exist.
gas/
* config/tc-xtensa.c (xtensa_create_property_segments): Use
xtensa_make_property_section instead of xtensa_get_property_section.
(xtensa_create_xproperty_segments): Likewise.
* elf32-spu.c (spu_elf_special_sections): Add "._ea".
(spu_elf_relocate_section): Handle relocations against symbols
defined in ._ea specially.
binutils/
* embedspu.sh: Take note of R_SPU_PPU32/64 relocs without a symbol,
and if present, put image in ".data.speelf". Put program handle
in ".data.spehandle".
ld/emulparams/
* elf32_spu.sh (OTHER_SECTIONS): Add "._ea".
* elf32ppc.sh: If building with spu support, put ".data.spehandle"
sections at the start of ".data" and provide a symbol to locate
the directory of embedded spe programs.
ld/testsuite/
* ld-spu/ear.s: Align various sections.
* ld-spu/embed.rd: Update.
* elf.c (rewrite_elf_program_header): Rather than clearing
p_paddr_valid at end, don't set it in the first place. Delete
comment no longer relevant. When not p_paddr_valid, don't set
paddr from vaddr, and don't set p_vaddr_offset.
* elf.c (_bfd_elf_make_section_from_shdr): Always set lma from p_paddr.
(assign_file_positions_for_load_sections): Combine nested "if".
(copy_elf_program_header): Don't set p_paddr_valid or p_vaddr_offset
when all header p_paddr fields are zero.
(_bfd_elf_canonicalize_dynamic_reloc): Find dynamic relocations
even if they are not loaded.
* elflink.c (_bfd_elf_init_2_index_sections): Set data_index_section
first.
* ld-arm/symbian-seg1.s, ld-arm/symbian-seg1.d: New files.
* ld-arm/arm-elf.exp: Run symbian-seg1.
* elfxx-mips.c (_bfd_mips_vxworks_adjust_dynamic_symbol): Don't
set the value of undefined symbols in shared objects.
(_bfd_mips_vxworks_finish_dynamic_symbol): Clear value for
undefined symbols unless pointer equality is needed.
ld/testsuite/
* ld-vxworks/plt-mips1.s: New.
* ld-vxworks/plt-mips1.d: New.
machine for matching core files.
(xcoff64_core_p): Set the architecture and machine to the default
values defined in the macros mentioned above.
* rs6000-core.c: Define macros to determine whether or not the
core file header uses the core_dumpxx header format.
(rs6000coff_core_p): Don't match core files that use the
core_dumpxx header format.
* elf32-spu.c: Include libiberty.h.
(struct spu_link_hash_table): Add local_stire, overlay_fixed, reserved,
non_ovly_stub, spu_elf_load_ovl_mgr, spu_elf_open_overlay_script,
spu_elf_relink, auto_overlay fields.
(AUTO_OVERLAY, AUTO_RELINK, OVERLAY_RODATA): Define.
(needs_ovl_stub): Flip test so that call to non-function warning
is emitted during relocate_section rather than earlier.
(spu_elf_check_vma): Stash --auto-overlay parameters, and clear
auto_overlay if no section exceeds local store.
(struct call_info): Add count, max_depth, is_pasted fields.
(struct function_info): Add rodata, last_caller, call_count,
depth, new visit flags.
(insert_callee): Increment call count.
(copy_callee): New function.
(mark_functions_via_relocs): Investigate all reloc types to count
possible function pointer stubs for --auto-overlay. Track
last_caller and increment function call_count.
(pasted_function): Insert a "call" into call info for pasted section.
(remove_cycles): Track max depth of calls. Don't emit call graph
pruning warning for --auto-overlay.
(build_call_tree): Don't transfer_calls for --auto-overlay.
Adjust remove_cycles call.
(sort_calls, sort_lib, sort_bfds): New functions.
(struct _mos_param, struct _uos_param, struct _cl_param): New.
(mark_overlay_section, unmark_overlay_section): New functions.
(collect_lib_sectios, auto_ovl_lib_functions): New functions.
(collect_overlays, find_pasted_call): New functions.
(sum_stack): Deal with is_pasted "calls". Exit before printing
when --auto-overlay.
(spu_elf_auto_overlay): New function.
(spu_elf_final_link): Call spu_elf_auto_overlay.
* elf32-spu.h (spu_elf_check_vma): Update prototype.
ld/
* emultempl/spuelf.em (auto_overlay, auto_overlay_file,
auto_overlay_fixed, auto_overlay_reserved, my_argc, my_argv): New vars.
(spu_before_allocation): Warn on --auto-overlay and existing overlays.
(struct tflist, clean_tmp): Move.
(new_tmp_file): New function, extracted from..
(embedded_spu_file): ..here.
(spu_elf_open_overlay_script, spu_elf_relink): New function.
(gld${EMULATION_NAME}_finish): Pass a bunch of --auto-overlay params.
Warn on --auto-overlay and zero local store.
(gld${EMULATION_NAME}_choose_target): New function to stash argv.
(OPTION_SPU_AUTO_OVERLAY, OPTION_SPU_AUTO_RELINK,
OPTION_SPU_OVERLAY_RODATA, OPTION_SPU_FIXED_SPACE,
OPTION_SPU_RESERVED_SPACE, OPTION_SPU_NO_AUTO_OVERLAY): Define.
(PARSE_AND_LIST_LONGOPTS): Add entries for new options.
(PARSE_AND_LIST_OPTIONS): Likewise.
(PARSE_AND_LIST_ARGS_CASES): Likewise.
(LDEMUL_CHOOSE_TARGET): Define.
call is always first.
(interesting_section): Move.
(mark_functions_via_relocs): Fold interesting_section and
reloc_count tests in callers to here. Simplify output section
owner test.
(discover_functions): Set "gaps" when no symbols and some
"interesting_section". Run pasted_function loop for no symbol
bfds.
(for_each_node, transfer_calls): New functions.
(mark_non_root): Adjust to suit for_each_node.
(call_graph_traverse): Likewise. Fix memory leak. Rename to..
(remove_cycles): ..this.
(build_call_tree): Use for_each_node and transfer_calls.
(struct _sum_stack_param): New.
(sum_stack): Adjust to suit for_each_node. Return error on
malloc failure. Move code to print root node cumulative stack from..
(spu_elf_stack_analysis): ..here. Use for_each_node.
* bfd/archive.c (_bfd_find_nested_archive): New function.
(get_extended_arelt_filename): Add origin parameter.
(_bfd_generic_read_ar_hdr_mag): Deal with extended name
combined with a file offset.
(append_relative_path): New function.
(_bfd_get_elt_at_filepos): Deal with external members and
nested archives.
(bfd_generic_openr_next_archived_file): Thin archives.
(bfd_generic_archive_p): Recognize new magic string.
(adjust_relative_path): New function.
(_bfd_construct_extended_name_table): Construct extended
names for thin archive members.
(_bfd_write_archive_contents): Emit new magic string, skip
copying files for thin archives.
* bfd/bfd-in.h (bfd_is_thin_archive): New macro.
* bfd/bfd.c (struct bfd): New fields for thin archives.
* bfd/libbfd-in.h (struct areltdata): New field for thin archives.
* bfd/opncls.c (bfd_close): Delete BFDs for nested archives.
* binutils/ar.c (make_thin_archive): New global flag.
(map_over_members): Deal with full pathnames in thin archives.
(usage, main): Add 'T' option for building thin archives.
(replace_members): Pass thin archive flag to ar_emul_append.
* binutils/arsup.c (ar_open): Initialize new flag.
* binutils/binemul.c (ar_emul_append): Add new parameter for
flattening nested archives.
(do_ar_emul_default_append): New function.
(ar_emul_default_append): Factored out recursive code.
* binutils/binemul.h (ar_emul_default_append): Add new parameter.
(struct bin_emulation_xfer_struct): New parameter for ar_append.
* binutils/dlltool.c (gen_lib_file): Initialize thin archive flag.
* binutils/emul_aix.c (ar_emul_aix_internal): Add new flatten
parameter, currently unimplemented.
All callers changed.
* binutils/objcopy.c (copy_archive): Preserve thin archive flag.
* binutils/doc/binutils.texi: Update ar documentation.
* binutils/testsuite/binutils-all/ar.exp: Add thin archive tests.
* include/aout/ar.h (ARMAGT): New magic string for thin archives.
* elfxx-mips.c (MIPS_ELF_GNU_GOT1_MASK): New macro.
(_bfd_mips_elf_finish_dynamic_sections): Use it instead of 0x80000000.
ld/testsuite/
* ld-mips-elf/elf-rel-got-n64-linux.d: Expect bit 63 rather than
bit 31 of the second GOT entry to be set.
* ld-mips-elf/elf-rel-got-n64.d: Likewise.
* ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise.
* ld-mips-elf/elf-rel-xgot-n64.d: Likewise.
* corefile.c (reopen_exec_file): Use exec_bfd_mtime.
* exec.c (exec_bfd_mtime): Define.
(exec_close): Clear it.
(exec_file_attach): Set it.
* gdbcore.h (exec_bfd_mtime): Declare.
* source.c (find_source_lines): Do not use bfd_get_mtime.
PR ld/5913
* elfxx-ia64.c (elfNN_ia64_tprel_base): Remove BFD_ASSERT.
(elfNN_ia64_dtprel_base): Likewise.
(elfNN_ia64_relocate_section): Go to missing_tls_sec if
tls_sec is NULL before calling elfNN_ia64_tprel_base or
elfNN_ia64_dtprel_base. Report unsupported TLS relocations.
common code to..
(maybe_needs_stub): ..here, a new function that also omits stubs
for .eh_frame, and..
(needs_ovl_stub): ..here. Create stubs for labels in code section
referenced by switch jump table.
(spu_elf_find_overlays): Set htab->ovly_load and htab->ovly_return.
(enum _insn_type): Delete.
(enum _stub_type): New.
(count_stub, build_stub): Adjust.
(allocate_spuear_stubs, build_spuear_stubs): Adjust.
* internal.h (Elf_Internal_Shdr): Change sh_link and sh_info from
unsigned long to unsigned int. Change sh_addralign to bfd_vma.
Order struct as for external version.
bfd/
* elf.c (_bfd_elf_make_section_from_shdr): Remove unnecessary cast.
(_bfd_elf_assign_file_position_for_section): Simplify align.
(_bfd_elf_init_reloc_shdr): Ensure shift expression wide enough
for sh_addralign.
(elf_fake_sections, swap_out_syms): Likewise.
* elflink.c (bfd_elf_final_link): Likewise.
binutils/
* readelf.c: Use %u throughout when printing sh_link or sh_info,
%lu when printing sh_addralign.
(process_version_sections): Use identical formats when printing
all offset and sh_link fields.
* elf32-bfin.c (struct bfinfdpic_relocs_info): Make got17m4,
gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4, fdgoffhilo,
gotoff, call and sym not bitfields.
(bfinfdpic_gc_sweep_hook): New function; update the relocation
information for the relocations of the section being removed.
(bfinfdpic_check_relocs): Accumulate the number of relocations
which set got17m4, gothilo, fd, fdgot17m4, fdgothilo, fdgoff17m4,
fdgoffhilo, gotoff, call and sym fields.
(elf_backend_gc_sweep_hook): Redefine for FD-PIC.
bfd/
* elf32-arm.c (elf32_arm_howto_table_1): Fix bitmasks for MOVW and
MOVT relocations.
(elf32_arm_final_link_relocate): Fix off by one MOVW/MOVT sign
extension.
(elf32_arm_relocate_section): Handle MOVW and MOVT
relocations. Improve safety check for other weird relocations.
(elf32_arm_check_relocs): Only set h->needs_plt for branch/call
relocations.
gas/
* config/tc-arm.c (md_apply_fix): Use correct offset range.
ld/testsuite/
* ld-arm/arm-elf.exp (armelftests): Add movw-merge and arm-app-movw.
* ld-arm/arm-app-movw.s: New test.
* ld-arm/arm-app.r: Update expected output.
* ld-arm/movw-merge.d: New test.
* ld-arm/movw-merge.s: New test.
* xtensa-isa.c (xtensa_isa_num_pipe_stages): Make max_stage static and
only compute its value once.
gas/
* config/tc-xtensa.c (xtensa_num_pipe_stages): New.
(md_begin): Initialize it.
(resources_conflict): Use it.
(count_stub, build_stub): Use a new stub if relocation addend
differs from existing stubs for this symbol.
(process_stubs): Deal with addends.
(spu_elf_relocate_section, spu_elf_output_symbol_hook): Likewise.
undefined symbols with internal or hidden visibility.
(ppc_elf_relocate_section): Likewise. Use SYMBOL_CALLS_LOCAL
rather than SYMBOL_REFERENCES_LOCAL on branches. Don't
return immediately on dynamic reloc error.
the "->start" pointer reaches to function origin, so that we
can handle functions split over more than two sections.
(build_call_tree): Likewise.
(pasted_function): Don't attempt to set fun->start back to the
function origin, just go back one section.
for R_PPC_REL32 syms. Don't set non_got_ref on branch reloc syms,
and assume branch relocs are not dynamic when non-shared.
(readonly_dynrelocs): New function, split out from..
(maybe_set_textrel): ..here, renamed from old readonly_dynrelocs.
(ppc_elf_adjust_dynamic_symbol): For symbols generating plt entries,
clear non_got_ref..
(allocate_dynrelocs): ..and don't set u.def for undefined weak.
Do allow dynamic relocs on undefined symbols.
(ppc_elf_adjust_dynamic_symbol): Use readonly_dynrelocs.
(ppc_elf_relocate_section): Mirror dynamic reloc changes in
check_relocs.
(ppc_elf_finish_dynamic_symbol): Don't give a warning on weak
plt symbols needing pointer_equality_needed.
pointer_equality_needed.
(ppc_elf_check_relocs): Split out non-branch relocs from others
that might emit dynamic relocs. Set pointer_equality_needed
for their symbols. Don't set non_got_ref on branch reloc symbols.
(ppc_elf_hash_symbol): New function.
(elf_backend_hash_symbol): Define.
(ppc_elf_finish_dynamic_symbol): Handle pointer_equality_needed.
Error if pointer_equality_needed on weak plt symbol.
