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Diffstat (limited to 'bfd/ChangeLog')
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diff --git a/bfd/ChangeLog b/bfd/ChangeLog index 521fcb9..0506cc7 100644 --- a/bfd/ChangeLog +++ b/bfd/ChangeLog @@ -1,3 +1,162 @@ +2006-03-22 Richard Sandiford <richard@codesourcery.com> + Daniel Jacobowitz <dan@codesourcery.com> + Phil Edwards <phil@codesourcery.com> + Zack Weinberg <zack@codesourcery.com> + Mark Mitchell <mark@codesourcery.com> + Nathan Sidwell <nathan@codesourcery.com> + + * bfd-in2.h: Regenerate. + * config.bfd (mips*-*-vxworks*, mips*el-*-vxworks*): New stanzas. + * configure.in (bfd_elf32_bigmips_vxworks_vec): New stanza. + (bfd_elf32_littlemips_vxworks_vec): Likewise. + (bfd_elf32_bigmips_vec): Add elf-vxworks.lo. + (bfd_elf32_littlemips_vec): Likewise. + (bfd_elf32_nbigmips_vec): Likewise. + (bfd_elf32_nlittlemips_vec): Likewise. + (bfd_elf32_ntradbigmips_vec): Likewise. + (bfd_elf32_ntradlittlemips_vec): Likewise. + (bfd_elf32_tradbigmips_vec): Likewise. + (bfd_elf32_tradlittlemips_vec): Likewise. + (bfd_elf64_bigmips_vec): Likewise. + (bfd_elf64_littlemips_vec): Likewise. + (bfd_elf64_tradbigmips_vec): Likewise. + (bfd_elf64_tradlittlemips_vec): Likewise. + * elf32-mips.c: Include elf-vxworks.h. + (mips_info_to_howto_rel): Use elf_backend_mips_rtype_to_howto + instead of calling mips_elf32_rtype_to_howto directly. + (mips_vxworks_copy_howto_rela): New reloc howto. + (mips_vxworks_jump_slot_howto_rela): Likewise. + (mips_vxworks_bfd_reloc_type_lookup): New function. + (mips_vxworks_rtype_to_howto): Likewise. + (mips_vxworks_final_write_processing): Likewise. + (TARGET_LITTLE_SYM, TARGET_LITTLE_NAME): Override for VxWorks. + (TARGET_BIG_SYM, TARGET_BIG_NAME, elf_bed, ELF_MAXPAGESIZE): Likewise. + (elf_backend_want_got_plt): Likewise. + (elf_backend_want_plt_sym): Likewise. + (elf_backend_got_symbol_offset): Likewise. + (elf_backend_want_dynbss): Likewise. + (elf_backend_may_use_rel_p): Likewise. + (elf_backend_may_use_rela_p): Likewise. + (elf_backend_default_use_rela_p): Likewise. + (elf_backend_got_header_size: Likewise. + (elf_backend_plt_readonly): Likewise. + (bfd_elf32_bfd_reloc_type_lookup): Likewise. + (elf_backend_mips_rtype_to_howto): Likewise. + (elf_backend_adjust_dynamic_symbol): Likewise. + (elf_backend_finish_dynamic_symbol): Likewise. + (bfd_elf32_bfd_link_hash_table_create): Likewise. + (elf_backend_add_symbol_hook): Likewise. + (elf_backend_link_output_symbol_hook): Likewise. + (elf_backend_emit_relocs): Likewise. + (elf_backend_final_write_processing: Likewise. + (elf_backend_additional_program_headers): Likewise. + (elf_backend_modify_segment_map): Likewise. + (elf_backend_symbol_processing): Likewise. + * elfxx-mips.c: Include elf-vxworks.h. + (mips_elf_link_hash_entry): Add is_relocation_target and + is_branch_target fields. + (mips_elf_link_hash_table): Add is_vxworks, srelbss, sdynbss, srelplt, + srelplt2, sgotplt, splt, plt_header_size and plt_entry_size fields. + (MIPS_ELF_RELA_SIZE, MIPS_ELF_REL_DYN_NAME): New macros. + (MIPS_RESERVED_GOTNO): Take a mips_elf_link_hash_table argument. + Return 3 for VxWorks. + (ELF_MIPS_GP_OFFSET): Change the argument from a bfd to a + mips_elf_link_hash_table. Return 0 for VxWorks. + (MIPS_ELF_GOT_MAX_SIZE): Change the argument from a bfd to a + mips_elf_link_hash_table. Update the call to ELF_MIPS_GP_OFFSET. + (mips_vxworks_exec_plt0_entry): New variable. + (mips_vxworks_exec_plt_entry): Likewise. + (mips_vxworks_shared_plt0_entry): Likewise. + (mips_vxworks_shared_plt_entry): Likewise. + (mips_elf_link_hash_newfunc): Initialize the new hash_entry fields. + (mips_elf_rel_dyn_section): Change the bfd argument to a + mips_elf_link_hash_table. Use MIPS_ELF_REL_DYN_NAME to get + the name of the section. + (mips_elf_initialize_tls_slots): Update the call to + mips_elf_rel_dyn_section. + (mips_elf_gotplt_index): New function. + (mips_elf_local_got_index): Add an input_section argument. + Update the call to mips_elf_create_local_got_entry. + (mips_elf_got_page): Likewise. + (mips_elf_got16_entry): Likewise. + (mips_elf_create_local_got_entry): Add bfd_link_info and input_section + arguments. Create dynamic relocations for each entry on VxWorks. + (mips_elf_merge_gots): Update the use of MIPS_ELF_GOT_MAX_SIZE. + (mips_elf_multi_got): Update the uses of MIPS_ELF_GOT_MAX_SIZE + and MIPS_RESERVED_GOTNO. + (mips_elf_create_got_section): Update the uses of + MIPS_ELF_GOT_MAX_SIZE. Create .got.plt on VxWorks. + (is_gott_symbol): New function. + (mips_elf_calculate_relocation): Use a dynobj local variable. + Update the calls to mips_elf_local_got_index, mips_elf_got16_entry and + mips_elf_got_page_entry. Set G to the .got.plt entry when calculating + VxWorks R_MIPS_CALL* relocations. Calculate and use G for all GOT + relocations on VxWorks. Add dynamic relocations for references + to the VxWorks __GOTT_BASE__ and __GOTT_INDEX__ symbols. Don't + create dynamic relocations for R_MIPS_32, R_MIPS_REL32 or R_MIPS_64 + in VxWorks executables. + (mips_elf_allocate_dynamic_relocations): Add a bfd_link_info argument. + Use MIPS_ELF_RELA_SIZE to calculate the size of a VxWorks entry. + Don't allocate a null entry on VxWorks. + (mips_elf_create_dynamic_relocation): Update the call to + mips_elf_rel_dyn_section. Use absolute rather than relative + relocations for VxWorks, and make them RELA rather than REL. + (_bfd_mips_elf_create_dynamic_sections): Don't make .dynamic + read-only on VxWorks. Update the call to mips_elf_rel_dyn_section. + Create the .plt, .rela.plt, .dynbss and .rela.bss sections on + VxWorks. Likewise create the _PROCEDURE_LINKAGE_TABLE symbol. + Call elf_vxworks_create_dynamic_sections for VxWorks and + initialize the plt_header_size and plt_entry_size fields. + (_bfd_mips_elf_check_relocs): Don't allow GOT relocations to be + used in VxWorks executables. Don't allocate dynamic relocations + for R_MIPS_32, R_MIPS_REL32 or R_MIPS_64 in VxWorks executables. + Set is_relocation_target for each symbol referenced by a relocation. + Allocate .rela.dyn entries for relocations against the special + VxWorks __GOTT_BASE__ and __GOTT_INDEX__ symbols. Create GOT + entries for all VxWorks R_MIPS_GOT16 relocations. Don't allocate + a global GOT entry for symbols mentioned in VxWorks R_MIPS_CALL*, + R_MIPS_32, R_MIPS_REL32 or R_MIPS_64 relocations. Update the calls + to mips_elf_rel_dyn_section and mips_elf_allocate_dynamic_relocations. + Set is_branch_target for symbols mentioned in R_MIPS_PC16 or R_MIPS_26 + relocations. Don't set no_fn_stub on VxWorks. + (_bfd_mips_elf_adjust_dynamic_symbol): Update the call to + mips_elf_allocate_dynamic_relocations. + (_bfd_mips_vxworks_adjust_dynamic_symbol): New function. + (_bfd_mips_elf_always_size_sections): Do not allocate GOT page + entries for VxWorks, and do not create multiple GOTs. + (_bfd_mips_elf_size_dynamic_sections): Use MIPS_ELF_REL_DYN_NAME. + Handle .got specially for VxWorks. Update the uses of + MIPS_RESERVED_GOTNO and mips_elf_allocate_dynamic_relocations. + Check for sgotplt and splt. Allocate the .rel(a).dyn contents last, + once its final size is known. Set DF_TEXTREL for VxWorks. Add + DT_RELA, DT_RELASZ, DT_RELAENT, DT_PLTREL, DT_PLTRELSZ and DT_JMPREL + tags on VxWorks. Do not add the MIPS-specific tags for VxWorks. + (_bfd_mips_vxworks_finish_dynamic_symbol): New function. + (mips_vxworks_finish_exec_plt): Likewise. + (mips_vxworks_finish_shared_plt): Likewise. + (_bfd_mips_elf_finish_dynamic_sections): Remove an unncessary call + to mips_elf_rel_dyn_section. Use a VxWorks-specific value of + DT_PLTGOT. Handle DT_RELA, DT_RELASZ, DT_RELAENT, DT_PLTREL, + DT_PLTRELSZ and DT_JMPREL. Update the uses of MIPS_RESERVED_GOTNO + and mips_elf_rel_dyn_section. Use a different GOT header for + VxWorks. Don't sort .rela.dyn on VxWorks. Finish the PLT on VxWorks. + (_bfd_mips_elf_link_hash_table_create): Initialize the new + mips_elf_link_hash_table fields. + (_bfd_mips_vxworks_link_hash_table_create): New function. + (_bfd_mips_elf_final_link): Set the GP value to _GLOBAL_OFFSET_TABLE_ + on VxWorks. Update the call to ELF_MIPS_GP_OFFSET. + * elfxx-mips.h (_bfd_mips_vxworks_adjust_dynamic_symbol): Declare. + (_bfd_mips_vxworks_finish_dynamic_symbol): Likewise. + (_bfd_mips_vxworks_link_hash_table_create): Likewise. + * libbfd.h: Regenerate. + * Makefile.am (elfxx-mips.lo): Depend on elf-vxworks.h. + (elf32-mips.lo): Likewise. + * Makefile.in: Regenerate. + * reloc.c (BFD_RELOC_MIPS_COPY, BFD_RELOC_MIPS_JUMP_SLOT): Declare. + * targets.c (bfd_elf32_bigmips_vxworks_vec): Declare. + (bfd_elf32_littlemips_vxworks_vec): Likewise. + (_bfd_target_vector): Add entries for them. + 2006-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca> * elf64-hppa.c (elf64_hppa_special_sections): Change flags for .tbss |