* ldexp.h: ..here. Add lang_mark_phase_enum.
(node_type): Remove etree_undef and etree_unspec.
(exp_data_seg): Delete.
(struct ldexp_control, expld): New.
(invalid, exp_mark_used_section): Delete.
(exp_fold_tree, exp_get_vma, exp_get_value_int, exp_get_fill,
exp_get_abs_int): Update prototypes.
* ldexp.c (assigning_to_dot): Delete.
(expld): Define.
(make_abs): Operate directly on expld.result. Update all callers.
(new_abs): Likewise. Return void.
(new_rel_from_abs): Rename from new_rel_from_section.
(new_rel, new_rel_from_abs): Operate on expld.result and return void.
Update all callers.
(fold_unary): Operate on expld.result and return void. Remove
"current_section", "allocation_done", "dot", "dotp" and "mark_used"
params. Update all callers.
(fold_binary, fold_trinary, fold_name, exp_fold_tree_1): Likewise.
(fold_unary <ALIGN_K>): Ensure alignment is absolute.
(fold_unary <ABSOLUTE>): Use make_abs.
(fold_unary <DATA_SEGMENT_END>): Evaluate mark_phase as for
allocating_phase.
(fold_binary <DATA_SEGMENT_ALIGN, DATA_SEGMENT_RELRO_END, >): Ditto.
(fold_binary <'%','/'>): Don't error if marking.
(fold_name <SIZEOF_HEADERS>): Don't call bfd_sizeof_headers when
marking.
(fold_name <NAME>): Remove FIXME; -R is handled correctly. Don't
error when marking.
(fold_name <ADDR, LOADADDR, SIZEOF>): Don't set SEC_KEEP.
(exp_fold_tree_1): Don't error when marking.
(exp_fold_tree_1 <etree_rel>): Evaluate in all phases except first.
(exp_fold_tree_1 <etree_assign to dot>): Don't check for NULL
current section, instead check for NULL dotp.
(exp_fold_tree_1 <etree_provide>): Don't evaluate the assignment
source unless the symbol is referenced and undefined.
(exp_fold_tree): Remove "allocation_done" and "dot" params. Save
params to expld.
(exp_fold_tree_no_dot): Remove "current_section", "allocation_done
and "mark_used" params. Save params to expld. Update all callers.
(exp_assop): Do without temp var.
(exp_print_tree <etree_undef>): Delete code.
(exp_get_vma): Remove "allocation_done" param. Correct error return.
(exp_get_fill, exp_get_abs_int): Likewise.
(exp_get_value_int): Remove "allocation_done" param.
(exp_mark_used_section): Delete.
* ldgram.y (fill_exp): Update exp_get_fill call.
(origin_spec, length_spec): Update exp_get_vma call.
* ldlang.c (lang_init): Don't bother clearing lang_statement_iteration.
(lang_mark_used_section_1, lang_mark_used_section): Delete.
(strip_excluded_output_sections): Call one_lang_size_sections_pass in
marking mode. Merge old lang_mark_used_section code. Correct handling
of output sections with excluded input sections and data statements.
Don't drop non-zero sized sections. Don't zap os->bfd_section.
Do set SEC_EXCLUDE when appropriate.
(print_output_section_statement): Update for changed ldexp.c
interface.
(print_assignment, lang_size_sections_1): Likewise.
(lang_do_assignments_1, lang_enter_output_section_statement): Likewise.
(lang_new_phdr, lang_record_phdrs): Likewise.
(lang_size_sections): Likewise.
(insert_pad): Use following statement if it is a pad, rather than
creating a new one.
(lang_size_sections_1 <lang_output_section_statement_enum>): Do
process ignored output section to set vma and lma, but don't
update dot for these sections. Don't error if marking.
(lang_size_sections_1 <lang_assignment_statement_enum>): Don't
update dot for ignored sections.
(lang_size_sections_1 <lang_data_statement_enum>): Don't mark absolute
section with SEC_ALLOC.
(one_lang_size_sections_pass): New function.
(lang_size_sections): Remove first five params. Set expld.phase on
entry and exit. Use one_lang_size_sections_pass.
(lang_do_assignments): Remove all params. Update all callers.
(lang_reset_memory_regions): Clear os->processed for all output
section statements.
* ldlang.h (lang_do_assignments): Update prototype.
(lang_size_sections): Likewise.
(one_lang_size_sections_pass): Declare.
* pe-dll.c (pe_dll_fill_sections, pe_exe_fill_sections): Update
lang_size_sections and lang_do_assignments calls.
* emultempl/elf32.em (layout_sections_again): Likewise.
* emultempl/ppc64elf.em (ppc_before_allocation): Use
one_lang_size_sections_pass.
* elf64-pcc.c (ppc64_elf_gc_mark_hook): For the local sym in .opd
case, include addend when indexing .opd section map.
(ppc64_elf_edit_opd): Add no_opd_opt param. Do nothing besides
clear opd_adjust array if no_opd_opt set. Tidy code.
* elf64-ppc.h (ppc64_elf_edit_opd): Update prototype.
ld/
* emultempl/ppc64elf.em (ppc_before_allocation): Always run
ppc64_elf_edit_opd.
2005-06-05 H.J. Lu <hongjiu.lu@intel.com>
* ldexp.c (exp_mark_used_section): Set SEC_KEEP on current
section only if the symbol will be defined.
ld/testsuite/
2005-06-05 H.J. Lu <hongjiu.lu@intel.com>
* ld-cris/hiddef1.d: Undo the last change.
* ld-cris/libdso-10.d: Likewise.
* ld-cris/libdso-2.d: Likewise.
PR 992
* ldexp.c (exp_mark_used_section): Set SEC_KEEP on current
section for etree_assign, etree_provide and etree_provided.
Call fold_binary on etree_binary.
* ldlang.c (lang_mark_used_section_1): Handle load base.
* ldlang.c (entry_symbol_default): New file-scope global.
(lang_finish): Use it, not a hardwired "start".
(lang_default_entry): Set it.
* ldlang.h: Declare lang_default_entry.
* emultempl/beos.em, emultempl/pe.em: Use lang_default_entry,
not lang_add_entry, to override default entry point symbol.
ld/testsuite:
* ld-scripts/align.exp: Mark align1 XFAIL on PECOFF targets.
* ld-scripts/data.exp: Mark data UNSUPPORTED on a.out targets.
* ld-scripts/provide.exp, ld-scripts/size.exp: Mark all tests
UNSUPPORTED on a.out targets. Tidy.
* bfd/elf32-ppc.c (struct ppc_elf_link_hash_entry): Add new field
has_sda_refs.
(ppc_elf_copy_indirect_symbol): Copy has_sda_refs.
(ppc_elf_check_relocs): Set has_sda_refs.
(ppc_elf_adjust_dynamic_symbol): Check has_sda_refs before eliminating
copy relocations. Use has_sda_refs to place variables in .sbss.
(ppc_elf_finish_dynamic_symbol): Use has_sda_refs to place variables in
.sbss.
ld/testsuite/
* ld-powerpc/sdalib.s, ld-powerpc/sdadyn.s, ld-powerpc/sdadyn.d: New
files.
* ld-powerpc/powerpc.exp: Run the new test.
* gas/Makefile.am: Have 'all' depend on 'info'.
* ld/Makefile.am: Have 'all' depend on 'info' and 'ld.1'.
* bfd/Makefile.in, binutils/Makefile.in, gas/Makefile.in
* ld/Makefile.in: Regenerate.
* arm.h: Import complete list of official relocation names
and numbers from AAELF. Define FAKE_RELOCs for old names.
Remove a few old names no longer used anywhere.
bfd:
* elf32-arm.c: Wherever possible, use official reloc names
from AAELF.
(elf32_arm_howto_table, elf32_arm_tls_gd32_howto)
(elf32_arm_tls_ldo32_howto, elf32_arm_tls_ldm32_howto)
(elf32_arm_tls_le32_howto, elf32_arm_tls_ie32_howto)
(elf32_arm_vtinherit_howto, elf32_arm_vtentry_howto)
(elf32_arm_pc11_howto, elf32_arm_thm_pc9_howto, elf32_arm_got_prel)
(elf32_arm_r_howto): Replace with elf32_arm_howto_table_1,
elf32_arm_howto_table_2, and elf32_arm_howto_table_3.
Add many new relocations from AAELF.
(elf32_arm_howto_from_type): Update to match.
(elf32_arm_reloc_map): Add entries for R_ARM_THM_JUMP24,
R_ARM_THM_JUMP11, R_ARM_THM_JUMP19, R_ARM_THM_JUMP8,
R_ARM_THM_JUMP6, R_ARM_GNU_VTINHERIT, and R_ARM_GNU_VTENTRY.
(elf32_arm_reloc_type_lookup): Use elf32_arm_howto_from_type.
(elf32_arm_final_link_relocate): Add support for
R_ARM_THM_JUMP24, R_ARM_THM_JUMP19, R_ARM_THM_JUMP6. Remove
case entries redundant with default.
* reloc.c: Reorganize ARM relocations. Add Thumb
assembler-internal relocations BFD_RELOC_ARM_T32_OFFSET_U8,
BFD_RELOC_ARM_T32_OFFSET_IMM, BFD_RELOC_ARM_T32_IMMEDIATE.
Add visible relocations BFD_RELOC_THUMB_PCREL_BRANCH7,
BFD_RELOC_THUMB_BRANCH20, BFD_RELOC_THUMB_BRANCH25.
Delete unused relocations BFD_RELOC_ARM_GOT12, BFD_RELOC_ARM_COPY.
* bfd-in2.h, libbfd.h: Regenerate.
opcodes:
* arm-dis.c (thumb_opcodes): Add disassembly for V6T2 16-bit
instructions. Adjust disassembly of some opcodes to match
unified syntax.
(thumb32_opcodes): New table.
(print_insn_thumb): Rename print_insn_thumb16; don't handle
two-halfword branches here.
(print_insn_thumb32): New function.
(print_insn): Choose among print_insn_arm, print_insn_thumb16,
and print_insn_thumb32. Be consistent about order of
halfwords when printing 32-bit instructions.
gas:
* hash.c (hash_lookup): Add len parameter. All callers changed.
(hash_find_n): New interface.
* hash.h: Prototype hash_find_n.
* sb.c: Include as.h.
(scrub_from_sb, sb_to_scrub, scrub_position): New statics.
(sb_scrub_and_add_sb): New interface.
* sb.h: Prototype sb_scrub_and_add_sb.
* input-scrub.c (input_scrub_include_sb): Use sb_scrub_and_add_sb.
* config/tc-arm.h (TC_FORCE_RELOCATION_LOCAL): Remove
reference to BFD_RELOC_ARM_GOT12 which is never generated.
* config/tc-arm.c: Rewrite, adding Thumb-2 support.
gas/testsuite:
* gas/arm/arm.exp: Convert all existing "gas_test" tests to
"run_dump_test" tests. Run more tests unconditionally. Run new tests.
* gas/arm/arch4t.s, gas/arm/arch6zk.s, gas/arm/arm3.s, gas/arm/arm6.s
* gas/arm/arm7dm.s, gas/arm/bignum1.s, gas/arm/float.s
* gas/arm/immed.s, gas/arm/iwmmxt.s, gas/arm/offset.s, gas/arm/thumb.s:
Adjust to work as a dump test.
* gas/arm/arch4t.d, gas/arm/arch6zk.d, gas/arm/arm3.d, gas/arm/arm6.d
* gas/arm/arm7dm.d, gas/arm/bignum1.d, gas/arm/float.d
* gas/arm/immed.d, gas/arm/iwmmxt.d, gas/arm/offset.d, gas/arm/thumb.d:
New files.
* gas/arm/armv1-bad.l, gas/arm/armv1-bad.s: Remove tests for
diagnostics that don't happen in the first pass anymore.
* gas/arm/iwmmxt-bad.l, gas/arm/r15-bad.l, gas/arm/req.l
* gas/arm/vfp-bad.l:
Update expected diagnostics.
* gas/arm/pic.d: Update expected reloc name.
* gas/arm/thumbv6.d: CPY no longer appears in disassembly.
* gas/arm/r15-bad.s: Avoid two-argument mul.
* gas/arm/req.s: Adjust comments.
* gas/arm/maverick.d, gas/arm/maverick.s: Avoid inappropriate
use of PC.
* gas/arm/macro-1.d, gas/arm/macro1.s
* gas/arm/t16-bad.l, gas/arm/t16-bad.s
* gas/arm/tcompat.d, gas/arm/tcompat.s
* gas/arm/tcompat2.d, gas/arm/tcompat2.s
* gas/arm/thumb32.d, gas/arm/thumb32.s
New test pair.
ld/testsuite:
* ld-arm/mixed-app.d: Adjust expected disassembly a little.
associated with it.
elf32-arm.c (elf32_arm_final_link_relocate): Gracefully handle the situation
where a symbols's section is not known but a section relative R_ARM_RELATIVE
reloc has to be generated for the Symbian OS.
see if the same value is being used on the rhs as on the lhs.
(print_assignment): Call scan_for_self_assignment and if it
returns true, do no display the result of the computation but
instead just the final value of the symbol on the lhs.
* ld.texinfo: Document this behaviour and provide an example of
when it will happen.
2005-05-05 H.J. Lu <hongjiu.lu@intel.com>
* elflink.c (_bfd_elf_provide_section_bound_symbols): Use
"__bss_start" instead of "_edata" as fallback.
ld/
2005-05-05 H.J. Lu <hongjiu.lu@intel.com>
* scripttempl/elf.sc: Document the usage of __bss_start.
bfd/
* config.bfd: Use bfd_elf32_i386_vxworks_vec for i?86-*-vxworks.
* configure.in: Add bfd_elf32_i386_vxworks_vec. i386 targets need
elf-vxworks.lo.
* configure: Regenerate.
* Makefile.am (BFD32_BACKENDS): Add elf-vxworks.lo.
(BFD32_BACKENDS_CFILES): Add elf-vxworks.c.
(elf32-i386.lo): Depend on elf-vxworks.h.
(elf-vxworks.lo): New rule.
* Makefile.in: Regenerate.
* elf-bfd.h (elf_backend_data): Update type of
elf_backend_emit_relocs.
(_bfd_elf_link_output_relocs): Update prototype.
* elflink.c (_bfd_elf_link_output_relocs): Always use
bed->elf_backend_emit_relocs when outputting relocations.
* elfxx-target.h (elf_backend_emit_relocs): Default to
_bfd_elf_link_output_relocs.
* targets.c (bfd_elf32_i386_vxworks_vec): Declare.
(_bfd_target_vector): Add bfd_elf32_i386_vxworks_vec.
* elf32-i386.c: Add elf32-i386-vxworks target BFD.
(elf_i386_plt0_entry): Remove padding.
(elf_i386_pic_plt0_entry): Ditto.
(PLTRESOLVE_RELOCS_SHLIB, PLTRESOLVE_RELOCS): Define.
(PLT_NON_JUMP_SLOT_RELOCS): Define.
(elf_i386_link_hash_table): Add srelplt2, hgot, hplt, is_vxworks and
plt0_pad_byte fields.
(elf_i386_link_hash_table_create): Zero them.
(elf_i386_create_dynamic_sections): Create static relocation section.
(allocate_dynrelocs): Allocate space for static PLT relocations.
(elf_i386_size_dynamic_sections): Save shortcuts to PLT and GOT
symbols. Give PLT symbols function type. Don't strip PLT sections
if we have exported symbols from them.
(elf_i386_finish_dynamic_symbol): Fill in VxWorks PLT static
relocation section. Don't mark _GLOBAL_OFFSET_TABLE_ as absolute on
VxWorks.
(elf_i386_finish_dynamic_sections): Allow different pad bytes.
Add relocation for GOT location. Fill in PLT static relocations.
(elf_i386_vxworks_link_hash_table_create): New function.
(elf_i386_vxworks_link_output_symbol_hook): New function.
* elf-vxworks.h: New file.
gas/
* config/tc-i386.h (ELF_TARGET_FORMAT): Define for TE_VXWORKS.
gas/testsuite/
* gas/i386/i386.exp: Don't run divide test on vxworks.
ld/
* Makefile.am: Add eelf_i386_vxworks.
* Makefile.in: Regenerate.
* configure.tgt: Make i?86-*-vxworks use targ_emul=elf_i386_vxworks.
* emulparams/elf_i386_vxworks.sh: New file.
* emulparams/vxworks.sh: New file.
* scripttempl/elf.sc: Add DATA_END_SYMBOLS and ETEXT_NAME.
