2005-04-03 Fred Fish <fnf@specifixinc.com>
* dwarf2.c (struct dwarf2_debug): Add dwarf_ranges_buffer and
dwarf_ranges_size members.
(struct comp_unit): Add base_address member.
(struct funcinfo): Replace low/high members with an arange.
(arange_add): Replace incoming "unit" parameter with "abfd" and
"first_arange" pointers. Reorganize/rewrite function body.
(decode_line_info): Change arange_add call to pass bfd and arange
pointers.
(lookup_address_in_line_info_table): Use arange list instead of
individual low/high members. Walk function's arange list to find
lowest PC in list, to test for overlapping functions.
(read_debug_ranges): New function, reads the debug_ranges section.
(lookup_address_in_function_table): Use arange list instead of
individual low/high members. Rewrite to find smallest range that
matches.
(read_rangelist): Read a given rangelist from debug_ranges.
(scan_unit_for_functions): Use arange list instead of individual
low/high members. Handle a DW_AT_ranges attribute.
(parse_comp_unit): Use arange list instead of individual low/high
members. Save comp unit base address. Handle a DW_AT_ranges
attribute.
* elf-bfd.h (_bfd_elf_check_kept_section): New.
* elf.c (assign_section_numbers): When sh_link points to a
discarded section, call _bfd_elf_check_kept_section to see if
the kept section can be used. Otherwise reject sh_link
pointing to discarded section.
* elflink.c (_bfd_elf_check_kept_section): New.
(elf_link_input_bfd): Use it.
* bfd/bfd-in2.h: Regenerate.
* bfd/elf32-arm.c (elf32_arm_is_target_special_symbol): Rename call to
bfd_elf32_is_arm_mapping_symbol_name.
(elf32_arm_output_symbol_hook): Likewise.
(arm_elf_find_function): Likewise, and include STT_NOTYPE in test for
mapping symbols.
(is_arm_mapping_symbol_name): Function moved from here...
* bfd/cpu-arm.c (bfd_elf32_is_arm_mapping_symbol_name): ...to here,
renamed and made global.
* gas/config/tc-arm.c (mapping_state): Change documentation in function
comment to cross-reference spec instead. Change type of mapping symbols
to BSF_NO_TYPE.
(arm_adjust_symtab): Don't change type of mapping symbols here.
* gas/testsuite/gas/arm/mapping.d: Update expected output.
* ld/testsuite/ld-arm/arm-app-abs32.d: Likewise.
* ld/testsuite/ld-arm/arm-app.d: Likewise.
* ld/testsuite/ld-arm/mixed-app.d: Likewise.
2005-03-29 Fred Fish <fnf@specifixinc.com>
* dwarf2.c (struct comp_unit): Fix typo.
(scan_unit_for_functions): Remove unused local variable "name"
and dead code that set it.
2005-03-23 Eric Christopher <echristo@redhat.com>
* elfxx-mips.c (MIPS_ELF_READONLY_SECTION): New.
(mips_elf_calculate_relocation): Use. Define DF_TEXTREL
after emitting relocation.
(_bfd_mips_elf_adjust_dynamic_symbol): Ditto.
(_bfd_mips_elf_check_relocs): Remove code to set DF_TEXTREL
and readonly_reloc.
ld/testsuite/ChangeLog:
2005-03-23 Eric Christopher <echristo@redhat.com>
* ld-mips-elf/textrel-1.s, ld-mips-elf/textrel-1.d: New
test.
* ld-mips-elf/mips-elf.exp: Call it.
* ld-mips-elf/rel32-n32.d: Update for DF_TEXTREL removal.
* ld-mips-elf/rel32-o32.d: Ditto.
* ld-mips-elf/rel64.d: Ditto.
2005-03-22 H.J. Lu <hongjiu.lu@intel.com>
* bfd-in.h (_bfd_elf_provide_symbol): New.
* bfd-in2.h: Regenerated.
* elf32-ppc.c (set_linker_sym): Moved to elflink.c.
(ppc_elf_set_sdata_syms): Call _bfd_elf_provide_symbol instead
of set_linker_sym.
* elflink.c (_bfd_elf_provide_symbol): New. Moved and renamed
from elf32-ppc.c.
ld/
2005-03-22 H.J. Lu <hongjiu.lu@intel.com>
* emultempl/elf32.em (gld${EMULATION_NAME}_provide_bound_symbols): New
(gld${EMULATION_NAME}_finish): Call
gld${EMULATION_NAME}_provide_bound_symbols to provide
__preinit_array_start, __preinit_array_end, __init_array_start,
__init_array_end, __fini_array_start and __fini_array_end.
* scripttempl/elf.sc: Don't provide __preinit_array_start,
__preinit_array_end, __init_array_start, __init_array_end,
__fini_array_start nor __fini_array_end.
UNRESOLVED_RELOC_P argument. Set it appropriately.
(elf32_arm_relocate_section): Update call to
elf32_arm_final_link_relocate. Don't clobber RELOCATION; use
unresolved_reloc instead.
* elflink.c (elf_link_add_object_symbols): Set SEC_EXCLUDE on
.gnu.warning.* sections.
ld/
* emultempl/elf32.em (gld${EMULATION_NAME}_before_allocation): Set
SEC_EXCLUDE on .gnu.warning sections.
written_address_p.
(ppc_elf_create_linker_section): Don't try to reuse existing section.
(elf_create_pointer_linker_section): Delete info parm. Don't make
h dynamic. Don't set written_address_p.
(ppc_elf_check_relocs): Adjust ppc_elf_create_linker_section calls.
(bfd_put_ptr): Delete.
(elf_finish_pointer_linker_section): Remove output_bfd and info parms.
Always write section contents. Assert global sym is def_regular.
Use offset bottom bit as a written flag.
(ppc_elf_relocate_section): Adjust elf_finish_pointer_linker_section
calls.
* elf32-ppc.c (struct elf_linker_section): Remove sym_hash and
sym_offset. Add name, bss_name, sym_name, sym_val.
(struct ppc_elf_link_hash_table): Remove sdata and sdata2 pointers.
Add sdata array of elf_linker_section_t.
(ppc_elf_link_hash_table_create): Set name, sym_name, and bss_name.
(enum elf_linker_section_enum): Delete.
(ppc_elf_create_linker_section): Rewrite. Don't create syms here.
(ppc_elf_check_relocs): Delay ppc_elf_create_linker_section until
the special sections are needed. Adjust htab->sdata refs.
Ensure dynobj is set in sreloc code.
(ppc_elf_size_dynamic_sections): Strip sdata sections.
(ppc_elf_set_sdata_syms): New function.
(elf_finish_pointer_linker_section): Use 0x8000 for sym_offset.
(ppc_elf_relocate_section): Adjust references to htab->sdata. Use
sym_val instead of sym_hash.
* elf32-ppc.h (ppc_elf_set_sdata_syms): Declare.
ld/
* emultempl/ppc32elf.em (gld${EMULATION_NAME}_after_allocation): New
function.
(LDEMUL_AFTER_ALLOCATION): Define.