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author | Richard Sandiford <rdsandiford@googlemail.com> | 2006-03-22 09:28:15 +0000 |
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committer | Richard Sandiford <rdsandiford@googlemail.com> | 2006-03-22 09:28:15 +0000 |
commit | 0a44bf6950b3b1a1a79e46c36be2487c2499fd58 (patch) | |
tree | fd77387be93bd59c5df8d12c0fca9da2b0c7a124 /bfd/ChangeLog | |
parent | 11010f5a82bae6b40067c04c33184c70c0c99e10 (diff) | |
download | gdb-0a44bf6950b3b1a1a79e46c36be2487c2499fd58.zip gdb-0a44bf6950b3b1a1a79e46c36be2487c2499fd58.tar.gz gdb-0a44bf6950b3b1a1a79e46c36be2487c2499fd58.tar.bz2 |
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/
* 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.
gas/
* config/tc-mips.c (mips_target_format): Handle vxworks targets.
(md_begin): Complain about -G being used for PIC. Don't change
the text, data and bss alignments on VxWorks.
(reloc_needs_lo_p): Don't return true for R_MIPS_GOT16 when
generating VxWorks PIC.
(load_address): Extend SVR4_PIC handling to VXWORKS_PIC.
(macro): Likewise, but do not treat la $25 specially for
VxWorks PIC, and do not handle jal.
(OPTION_MVXWORKS_PIC): New macro.
(md_longopts): Add -mvxworks-pic.
(md_parse_option): Don't complain about using PIC and -G together here.
Handle OPTION_MVXWORKS_PIC.
(md_estimate_size_before_relax): Always use the first relaxation
sequence on VxWorks.
* config/tc-mips.h (VXWORKS_PIC): New.
gas/testsuite/
* gas/mips/vxworks1.s, gas/mips/vxworks1.d,
* gas/mips/vxworks1-xgot.d: New tests.
* gas/mips/mips.exp: Run them. Do not run other tests on VxWorks.
include/elf/
* mips.h (R_MIPS_COPY, R_MIPS_JUMP_SLOT): New relocs.
ld/
* configure.tgt (mips*el-*-vxworks*, mips*-*-vxworks*): Use
separate VxWorks emulations.
* emulparams/elf32ebmipvxworks.sh: New file.
* emulparams/elf32elmipvxworks.sh: New file.
* Makefile.am (ALL_EMULATIONS): Add eelf32ebmipvxworks.o and
eelf32elmipvxworks.o.
(eelf32ebmipvxworks.c, eelf32elmipvxworks.c): New rules.
* Makefile.in: Regenerate.
ld/testsuite/
* ld-mips/vxworks1.dd, ld-mips/vxworks1.ld, ld-mips/vxworks1-lib.dd,
* ld-mips/vxworks1-lib.nd, ld-mips/vxworks1-lib.rd,
* ld-mips/vxworks1-lib.s, ld-mips/vxworks1.rd, ld-mips/vxworks1.s,
* ld-mips/vxworks1-static.d, ld-mips/vxworks2.s, ld-mips/vxworks2.sd,
* ld-mips/vxworks2-static.sd: New tests.
* ld-mips/mips-elf.exp: Run them.
Diffstat (limited to 'bfd/ChangeLog')
-rw-r--r-- | bfd/ChangeLog | 159 |
1 files changed, 159 insertions, 0 deletions
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 |