* elfxx-mips.c (mips_elf_calculate_relocation): Allow local stubs
to be used for calls from MIPS16 code.
gas/
* config/tc-mips.h (TC_SYMFIELD_TYPE): New.
* config/tc-mips.c (append_insn): Record which symbols have
R_MIPS16_26 relocations against them.
(mips_fix_adjustable): Don't reduce relocations against such symbols.
ld/testsuite/
* ld-mips-elf/mips16-local-stubs-1.s,
* ld-mips-elf/mips16-local-stubs-1.d: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* ld-arm/vxworks1.ld: Swap .bss and .data.
* ld-arm/vxworks1-lib.rd: Update accordingly.
* ld-arm/vxworks1-lib.td: New test.
* ld-arm/arm-elf.exp: Run it.
* ld-i386/vxworks1.ld: Swap .bss and .data.
* ld-i386/vxworks1-lib.rd: Update accordingly.
* ld-i386/vxworks1-lib.td: New test.
* ld-i386/i386.exp: Run it.
* ld-mips-elf/vxworks1.ld: Swap .bss and .data.
* ld-mips-elf/vxworks1-lib.rd: Update accordingly.
* ld-mips-elf/vxworks1.rd: Likewise.
* ld-powerpc/vxworks1.ld: Swap .bss and .data.
* ld-powerpc/vxworks1-lib.rd: Update accordingly.
* ld-powerpc/vxworks1-lib.td: New test.
* ld-powerpc/powerpc.exp: Run it.
* ld-sh/vxworks1.ld: Swap .bss and .data.
* ld-sh/vxworks1-lib.rd: Update accordingly.
* ld-sh/vxworks1-lib.td: New test.
* ld-sh/sh-vxworks.exp: Run it.
* ld-sparc/vxworks1.ld: Swap .bss and .data.
* ld-sparc/vxworks1-lib.rd: Update accordingly.
* ld-sparc/vxworks1-lib.td: New test.
* ld-sparc/sparc.exp: Run it.
* elfxx-mips.c (mips_elf_create_local_got_entry): Remove
input_section argument. Create .rela.dyn relocations against
symbol 0 rather than the section symbol.
(mips_elf_local_got_index): Remove input_section argument.
Update call to mips_elf_create_local_got_entry.
(mips_elf_got_page, mips_elf_got16_entry): Likewise.
(mips_elf_calculate_relocation): Update calls to
mips_elf_local_got_index, mips_elf_got16_entry and mips_elf_got_page.
ld/testsuite/
* ld-mips-elf/vxworks1-lib.rd: Expect the GOT relocation to be
against symbol 0.
* elfxx-mips.c (mips_elf_calculate_relocation): Set DT_TEXTREL
when creating a __GOTT_BASE__ or __GOTT_INDEX__ relocation
in a read-only section.
(_bfd_mips_elf_check_relocs): Likewise.
ld/testsuite/
* ld-mips-elf/vxworks1-lib.td: New test.
* ld-mips-elf/mips-elf.exp: Run it.
* elf-bfd.h (local_call_stubs): New member.
* elfxx-mips.c (FN_STUB_P, CALL_STUB_P, CALL_FP_STUB_P): New macros.
(mips_elf_calculate_relocation): Handle local mips16 call stubs.
(mips16_stub_section_p): Rename from mips_elf_stub_section_p, use
the new stub macros.
(_bfd_mips_elf_check_relocs): Handle call stubs for code which
mixes mips16 and mips32 functions. Use mips16_stub_section_p. Mark
used stubs with SEC_KEEP. Use the new stub macros.
[ gas/testsuite/ChangeLog ]
* gas/mips/mips16-intermix.d, gas/mips/mips16-intermix.s: New
testcase.
* gas/mips/mips.exp: Run new testcase.
[ ld/testsuite/ChangeLog ]
* ld-mips-elf/mips16-intermix-1.s, ld-mips-elf/mips16-intermix-2.s,
ld-mips-elf/mips16-intermix.d: New testcase.
* ld-mips-elf/mips-elf.exp (mips16_intermix_test): Run new testcases.
* elfxx-mips.c (_bfd_mips_elf_finish_dynamic_sections): Make the
size of .rel.dyn reflect the value of DT_RELSZ.
ld/testsuite/
* ld-mips-elf/multi-got-1.d: Remove trailing R_MIPS_NONE entries.
* ld-mips-elf/tls-multi-got-1.got: Likewise.
* ld-mips-elf/tls-multi-got-1.r: Likewise.
* elfxx-mips.c (_bfd_mips_elf_additional_program_headers): Allocate
a PT_NULL header for dynamic objects.
(_bfd_mips_elf_modify_segment_map): Add it.
ld/testsuite/
* ld-mips-elf/multi-got-1.d: Do not expect a particular address
for DT_HASH.
* ld-mips-elf/rel32-o32.d: Bump addresses by 0x20 to account for
the extra program header.
* ld-mips-elf/rel32-n32.d: Likewise.
* ld-mips-elf/tlslib-o32.got: Likewise.
* ld-mips-elf/tlslib-o32-hidden.got: Likewise.
* ld-mips-elf/tlslib-o32-ver.got: Likewise.
* ld-mips-elf/tls-multi-got-1.got: Likewise.
* ld-mips-elf/tls-multi-got-1.r: Likewise.
* ld-mips-elf/rel64.d: Bump addresses by 0x30 to account for the
extra program header.
* ld-mips-elf/tlsdyn-o32.d: Reduce the GOT offset by 32 to account
for the extra program header, and thus the shorter gap between the
text and data segments.
* ld-mips-elf/tlsdyn-o32-1.d: Likewise.
* ld-mips-elf/tlsdyn-o32-2.d: Likewise.
* ld-mips-elf/tlsdyn-o32-3.d: Likewise.
* ld-mips-elf/tlsdyn-o32.got: Bump GOT text addresses by 0x20
to account for the extra program header.
* ld-mips-elf/tlsdyn-o32-1.got: Likewise.
* ld-mips-elf/tlsdyn-o32-2.got: Likewise.
* ld-mips-elf/tlsdyn-o32-3.got: Likewise.
* emulparams/elf32bmip.sh (OTHER_GOT_RELOC_SECTIONS): Define.
* emulparams/elf32bmipn32-defs.sh (OTHER_GOT_RELOC_SECTIONS): Likewise.
ld/testsuite/
* ld-mips-elf/rel32-o32.d: Bump the section number of .text by 1
to account for the fact that .rel.dyn is now before .text in the
section table.
* ld-mips-elf/rel32-n32.d: Likewise.
* ld-mips-elf/rel64.d: Likewise.
* elfxx-mips.c (sort_dynamic_relocs): Sort relocations against the
same symbol by increasing r_offset.
(sort_dynamic_relocs_64): Likewise. Fix comparisons between very
large and very small symbol indexes.
ld/testsuite/
* ld-mips-elf/tlslib-o32-hidden.got: Sort relocations against the
same symbol in order of increasing r_offset.
* ld-mips-elf/tls-multi-got-1.got: Likewise.
* ld-mips-elf/tls-hidden3.r: Likewise.
* ld-mips-elf/tls-hidden4.r: Likewise.
* elfxx-mips.c (_bfd_mips_elf_size_dynamic_sections): Add DT_DEBUG
and DT_MIPS_RLD_MAP tags for position-independent executables.
Do not add DT_DEBUG to shared libraries for any MIPS target.
ld/testsuite/
* ld-mips-elf/multi-got-1.d: Remove DT_DEBUG tag. Do not require
a specific file offset for .dynamic. Reduce DT_HASH by 8 to account
for removed tag.
* ld-mips-elf/tls-multi-got-1.r: Likewise. Also reduce DT_REL by 8.
Reduce PLTGOT and symbol values by 16 to account for the removed tag.
* ld-mips-elf/textrel-1.d: Remove DT_DEBUG tag.
* ld-mips-elf/rel32-n32.d: Reduce addresses by 16 to account for
removed DT_DEBUG tag.
* ld-mips-elf/rel64.d: Likewise.
* ld-mips-elf/tls-multi-got-1.got: Likewise.
* ld-mips-elf/tlslib-o32-hidden.got: Likewise.
* ld-mips-elf/rel32-n32.d: Bump addresses by 0x30 to account for
the fact that .reginfo is now placed before .text. Change the
section number of .text accordingly.
* ld-mips-elf/elf-rel-got-n32.d: Adjust page gap from 0x100000
to 0x10000. Move .reginfo before .text and bump .text addresses
by 0x10 to make room. Move data segment down by 0x10 bytes to
account for new size of text segment.
* ld-mips-elf/elf-rel-xgot-n32.d: Likewise.
* ld-mips-elf/elf-rel-got-n64-linux.d: Adjust page gap from
0x100000 to 0x10000.
* ld-mips-elf/elf-rel-xgot-n64-linux.d: Likewise.
* Makefile.am (eelf64bmip.c): Depend on emulparams/elf64bmip-defs.sh.
(eelf64btsmip.c, eelf64ltsmip.c): Likewise.
* Makefile.in: Regenerate.
* emulparams/elf32bmipn32-defs.sh (INITIAL_READONLY_SECTIONS): Include
.reginfo rather than .MIPS.options.
* emulparams/elf64bmip-defs.sh: New file.
* emulparams/elf64bmip.sh: Include it.
(COMMONPAGESIZE): Delete.
* emulparams/elf64btsmip.sh: As for elf64bmip.sh.
ld/testsuite/
* ld-mips-elf/branch-misc-1.d: Set the start address to 0x20000000.
* ld-mips-elf/jalbal.d: Likewise 0x200000a0.
* ld-mips-elf/jaloverflow-2.d: Likewise 0x20000000.
* ld-mips-elf/reloc-3-n32.d: Likewise.
* ld-mips-elf/reloc-3.d: Likewise.
* ld-mips-elf/textrel-1.d: Don't require a specific file offset for
.dynamic.
* elf32-mips.c: Expand comment about ABI-mandated pagesize values.
(ELF_MAXPAGESIZE, ELF_COMMONPAGESIZE): define in a more obvious way.
* elf64-mips.c, elfn32-mips.c (ELF_MAXPAGESIZE): Fix value for IRIX6.
Delete old comments.
(ELF_COMMONPAGESIZE): Define in a more obvious way.
[ ld/ChangeLog ]
* emulparams/elf64bmip.sh, emulparams/elf64btsmip.sh (COMMONPAGESIZE):
Define.
[ ld/testsuite/ChangeLog ]
* ld-mips-elf/multi-got-no-shared.d: Adjust for recent change of
ELF_MAXPAGESIZE.
* elfxx-mips.c (mips_elf_link_hash_table): Add function_stub_size.
(STUB_ORI): New macro.
(STUB_LI16U): Fix formatting.
(MIPS_FUNCTION_STUB_SIZE): Delete.
(MIPS_FUNCTION_STUB_MAX_SIZE): Likewise.
(MIPS_FUNCTION_STUB_NORMAL_SIZE): New macro.
(MIPS_FUNCTION_STUB_BIG_SIZE): Likewise.
(_bfd_mips_elf_adjust_dynamic_symbol): Use htab->function_stub_size
instead of MIPS_FUNCTION_STUB_SIZE.
(count_section_dynsyms): New function, split out from
_bfd_mips_elf_final_link.
(_bfd_mips_elf_always_size_sections): Get a worst-case estimate
of the number of dynamic symbols needed and use it to set up
function_stub_size. Use function_stub_size rather than
MIPS_FUNCTION_STUB_SIZE to determine the size of the stub section.
Use 16-byte stubs for 0x10000 dynamic symbols.
(_bfd_mips_elf_size_dynamic_sections): Use htab->function_stub_size
instead of MIPS_FUNCTION_STUB_SIZE. Fix formatting.
(_bfd_mips_elf_finish_dynamic_symbol): Likewise. Change the
size of the stub buffer from MIPS_FUNCTION_STUB_MAX_SIZE to
MIPS_FUNCTION_STUB_BIG_SIZE. Tweak the check for unhandled dynindxes.
Use MIPS_FUNCTION_STUB_BIG_SIZE rather than a hard-coded 20.
Use STUB_ORI rather than STUB_LI16U for big stubs.
(_bfd_mips_elf_link_hash_table_create): Initialize function_stub_size.
(_bfd_mips_elf_final_link): Use count_section_dynsyms.
ld/testsuite/
* ld-mips-elf/stub-dynsym-1.s,
* ld-mips-elf/stub-dynsym-1.ld,
* ld-mips-elf/stub-dynsym-1-7fff.d,
* ld-mips-elf/stub-dynsym-1-8000.d,
* ld-mips-elf/stub-dynsym-1-fff0.d,
* ld-mips-elf/stub-dynsym-1-10000.d,
* ld-mips-elf/stub-dynsym-1-2fe80.d: New test.
* ld-mips-elf/mips-elf.exp: Run it.
* elflink.c (_bfd_elf_add_dynamic_entry): Remove DT_TEXTREL
check.
(bfd_elf_final_link): Add a late DT_TEXTREL check.
* elfxx-mips.c (MIPS_ELF_READONLY_SECTION): Define.
(mips_elf_create_dynamic_relocation): Set DF_TEXTREL.
(_bfd_mips_elf_check_relocs): Delete MIPS_READONLY_SECTION.
Use MIPS_ELF_READONLY_SECTION.
(_bfd_mips_elf_size_dynamic_sections): Clear DF_TEXTREL after
creating DT_TEXTREL.
(_bfd_mips_elf_finish_dynamic_sections): Clear textrel markers
if no text relocations were generated.
ld/testsuite/
* ld-mips-elf/textrel-1.d: Relax some patterns.
(mips_elf_local_got_index): Use the hash table entry to record
the GOT index of forced-local symbols.
(mips_elf_initialize_tls_index): Rearrange code. Store the index
in either the hash table entry or the mips_got_entry, not both.
Add more commentary.
(mips_elf_multi_got): Make sure the g->next is nonnull when calling
mips_elf_initialize_tls_index.
* ld-mips-elf/tls-hidden3a.s, ld-mips-elf/tls-hidden3b.s,
* ld-mips-elf/tls-hidden3.d, ld-mips-elf/tls-hidden3.got,
* ld-mips-elf/tls-hidden3.ld, ld-mips-elf/tls-hidden3.r,
* ld-mips-elf/tls-hidden4a.s, ld-mips-elf/tls-hidden4b.s,
* ld-mips-elf/tls-hidden4.got, ld-mips-elf/tls-hidden4.r: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
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.
* elf32-mips.c (mips_elf_adjust_addend): New function, mostly split
out from...
(_bfd_mips_elf_relocate_section): ...here. Use it to adjust r_addend
for final links too.
ld/testsuite/
* ld-mips/emit-relocs-1a.s, ld-mips/emit-relocs-1b.s,
* ld-mips/emit-relocs-1.ld, ld-mips/emit-relocs-1.d: New test.
* ld-mips/mips-elf.exp: Run it.
* elfxx-mips.c (mips_elf_initialize_tls_index): If a TLS symbol
has already been assigned a GOT index, copy that index to the
current hash table entry.
ld/testsuite/
* ld-mips-elf/tls-hidden2a.s, ld-mips-elf/tls-hidden2b.s,
* ld/testsuite/ld-mips-elf/tls-hidden2.d,
* ld/testsuite/ld-mips-elf/tls-hidden2-got.d: New test.
* ld-mips-elf/mips-elf.exp: Run 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.
* elfxx-mips.c (mips_elf_calculate_relocation): Handle special
'__gnu_local_gp' symbol used by gas -mno-shared.
gas/ChangeLog
* config/tc-mips.c (macro_build_lui): Use '__gnu_local_gp'
instead of '_gp' for -mno-shared optimization.
(s_cpload): Ditto.
(s_abicalls): Document it in the comment.
(md_show_usage): Document the -mno-shared option.
gas/testsuite/ChangeLog
* gas/mips/elf-rel23b.d: Use '__gnu_local_gp' instead of '_gp'
for -mno-shared optimization.
* gas/mips/elf-rel25a.d: Ditto.
ld/testsuite/ChangeLog
* ld-mips-elf/multi-got-no-shared-1.s,
ld-mips-elf/multi-got-no-shared-2.s,
ld-mips-elf/multi-got-no-shared.d: New tests.
* ld-mips-elf/mips-elf.exp: Run them.
* ld-mips-elf/reloc-merge-lo16.d: Correct symbol
table size for __start.
2005-02-22 Eric Christopher <echristo@redhat.com>
* config/tc-mips.c (struct proc): Change isym to
func_sym. New member func_end_sym.
(s_mips_ent): Update.
(s_mips_end): Ditto. Add code to compute function size.
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* elf32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf32_rtype_to_howto): Fetch MIPS16 howtos from
elf_mips16_howto_table_rel.
* elf64-mips.c (mips16_elf64_howto_table_rel): New array for
MIPS16 REL reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16
relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into mips16_elf64_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_elf64_howto_table_rela): New array for MIPS16 RELA
reloc howtos. Add R_MIPS16_26, R_MIPS16_GPREL, R_MIPS16_HI16 and
R_MIPS16_LO16 relocs and R_MIPS16_GOT16 and R_MIPS16_CALL16
placeholders.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf64_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf64_rtype_to_howto): Fetch MIPS16 howtos from
mips16_elf64_howto_table_rela or mips16_elf64_howto_table_rel.
* elfn32-mips.c (elf_mips16_howto_table_rel): New array for MIPS16
REL reloc howtos. Add R_MIPS16_HI16 and R_MIPS16_LO16 relocs and
R_MIPS16_GOT16 and R_MIPS16_CALL16 placeholders.
(elf_mips16_jump_howto): Move into elf_mips16_howto_table_rel.
(elf_mips16_gprel_howto): Likewise. Redefine src_mask and
dst_mask.
(mips16_gprel_reloc): Remove bit shuffling; call
_bfd_mips16_elf_reloc_unshuffle(), _bfd_mips_elf_gprel16_with_gp()
and _bfd_mips16_elf_reloc_shuffle() instead.
(mips16_reloc_map): New reloc map for MIPS16 relocs.
(bfd_elf32_bfd_reloc_type_lookup): Use mips16_reloc_map for MIPS16
relocs.
(mips_elf_n32_rtype_to_howto): Fetch MIPS16 howtos from
elf_mips16_howto_table_rela or elf_mips16_howto_table_rel.
* elfxx-mips.c (_bfd_mips16_elf_reloc_unshuffle): New function to
handle bit shuffling for MIPS16 relocs.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
(_bfd_mips_elf_lo16_reloc): Use _bfd_mips16_elf_reloc_unshuffle()
and _bfd_mips16_elf_reloc_shuffle().
(_bfd_mips_elf_generic_reloc): Likewise.
(mips_elf_calculate_relocation): Likewise. Handle R_MIPS16_HI16
and R_MIPS16_LO16.
(mips_elf_obtain_contents): Remove bit shuffling.
(mips_elf_perform_relocation): Likewise; call
_bfd_mips16_elf_reloc_unshuffle() and _bfd_mips16_elf_reloc_shuffle()
instead.
(_bfd_mips_elf_relocate_section): Likewise. Handle R_MIPS16_HI16
and R_MIPS16_LO16.
* elfxx-mips.h (_bfd_mips16_elf_reloc_unshuffle): Declare.
(_bfd_mips16_elf_reloc_shuffle): Likewise.
* reloc.c (BFD_RELOC_MIPS16_HI16): New reloc.
(BFD_RELOC_MIPS16_HI16_S): Likewise.
(BFD_RELOC_MIPS16_LO16): Likewise.
* bfd-in2.h: Regenerate.
* libbfd.h: Regenerate.
gas/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* config/tc-mips.c (reloc_needs_lo_p): Handle
BFD_RELOC_MIPS16_HI16_S.
(fixup_has_matching_lo_p): Handle BFD_RELOC_MIPS16_LO16.
(append_insn): Add BFD_RELOC_MIPS16_GPREL, BFD_RELOC_MIPS16_HI16_S
and BFD_RELOC_MIPS16_LO16 to relocs to suppress overflow
complaints on.
(mips16_ip): Resolve BFD_RELOC_MIPS16_HI16_S,
BFD_RELOC_MIPS16_HI16 and BFD_RELOC_MIPS16_LO16 for constants.
Call my_getSmallExpression() to parse percent operators.
(percent_op_match, mips_percent_op): Separate definitions.
(mips16_percent_op): Define percent operators for the MIPS16 mode.
(parse_relocation): Handle the MIPS16 mode using
mips16_percent_op.
(md_apply_fix3): Handle BFD_RELOC_MIPS16_HI16,
BFD_RELOC_MIPS16_HI16_S and BFD_RELOC_MIPS16_LO16.
gas/testsuite/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* gas/mips/mips16-hilo.d: New test for the R_MIPS16_HI16 and
R_MIPS16_LO16 relocs.
* gas/mips/mips16-hilo-n32.d: Likewise, for the n32 ABI.
* gas/mips/mips16-hilo.s: Source for the new tests.
* gas/mips/mips.exp: Run the new tests.
include/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* elf/mips.h (R_MIPS16_GOT16): New reloc code.
(R_MIPS16_CALL16): Likewise.
(R_MIPS16_HI16): Likewise.
(R_MIPS16_LO16): Likewise.
(R_MIPS16_min): New fake reloc code.
(R_MIPS16_max): Likewise.
ld/testsuite/:
2005-02-15 Nigel Stephens <nigel@mips.com>
Maciej W. Rozycki <macro@mips.com>
* ld-mips-elf/mips16-hilo.d: New test for the R_MIPS16_HI16 and
R_MIPS16_LO16 relocs.
* ld-mips-elf/mips16-hilo-n32.d: Likewise, for the n32 ABI.
* ld-mips-elf/mips16-hilo.s: Auxiliary source for the new tests.
* ld-mips-elf/mips-elf.exp: Run the new tests.
(_bfd_elf_eh_frame_address_size): Declare.
* elfxx-target.h (elf_backend_eh_frame_address_size): Define a default.
(elfNN_bed): Initialize elf_backend_eh_frame_address_size.
* elfxx-mips.h (_bfd_mips_elf_eh_frame_address_size): Declare.
(elf_backend_eh_frame_address_size): Define.
* elfxx-mips.c (_bfd_mips_elf_eh_frame_address_size): New function.
* elf-eh-frame.c (_bfd_elf_discard_section_eh_frame): Get the address
size from the new backend hook.
(_bfd_elf_write_section_eh_frame): Likewise.
(_bfd_elf_eh_frame_address_size): New function.
(_bfd_elf_discard_section_eh_frame): Use them to interpret the CFA
instructions. If the amount of padding is known, reduce the size
of the CIE or FDE by that amount.
add_fde_encoding. Remove need_relative.
* elf-eh-frame.c (extra_augmentation_string_bytes)
(extra_augmentation_data_bytes, size_of_output_cie_fde): New functions.
(_bfd_elf_discard_section_eh_frame): Consider changing the FDE encoding
in cases where the CIE has no existing 'R' augmentation. Use
size_of_output_cie_fde when assigning offsets. Use the final offset
as the new section size.
(_bfd_elf_eh_frame_section_offset): Remove need_relative handling.
Account for any extra augmentation bytes in the returned offset.
(_bfd_elf_write_section_eh_frame): Rework so that the entries are
moved before being modified. Pad growing entries with DW_CFA_nops.
Add 'z' and 'R' augmentations as directed by add_augmentation_size
and add_fde_encoding.
