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9726c3c179
The patch does the following things: -- Add support for ifunc. -- Enable safe icf -- Add support for TLSLD relocations R_AARCH64_TLSLD_ADR_PAGE21, R_AARCH64_TLSLD_ADD_LO12_NC, R_AARCH64_TLSLD_MOVW_DTPREL_G1, R_AARCH64_TLSLD_MOVW_DTPREL_G0_NC. (R_AARCH64_TLSLD_MOVW_* are used by LLVM.) -- Add support for TLSLD->TLSLE relaxation. -- Add support for R_AARCH64_LD_PREL_LO19, R_AARCH64_ADR_PREL_LO21. -- Fix 2 encoding bugs in AArch64_relocate_functions::update_movnz. -- Correct TLS relocation properties in gold/aarch64-reloc.def. -- Update testsuite/icf_safe_so_test.cc, testsuite/icf_safe_test.sh. gold/ 2014-10-29 Han Shen <shenhan@google.com> Jing Yu <jingyu@google.com> * aarch64-reloc.def: Add LD_PREL_LO12, ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. Change property of TLS relocations to Symbol::TLS_REF. * aarch64.cc (Target_aarch64::do_can_check_for_function_pointers): New method. (Target_aarch64::reloc_needs_plt_for_ifunc): New method. (Target_aarch64::tls_ld_to_le): New method. (Target_aarch64::aarch64_info): Enable can_icf_inline_merge_sections for 64bit targets. (Output_data_plt_aarch64::irelative_rel_): New data member. (Output_data_plt_aarch64::add_entry): Add irelative entries to plt. (Output_data_plt_aarch64::add_local_ifunc_entry): New method. (Output_data_plt_aarch64::add_relocation): New method. (Output_data_plt_aarch64::do_write): Add gold_assert on got_irelative offset. Add got_irelative size to got size. (AArch64_relocate_functions): Typedef AArch64_valtype. Replace long type string with the new typename. (AArch64_relocate_functions::update_adr): Replace parameter x with immed. (AArch64_relocate_functions::update_movnz): Correct wrong val mask. (AArch64_relocate_functions::reloc_common): New method. (AArch64_relocate_funcsions::rela_general): Extract common part out into reloc_common method. (AArch64_relocate_functions::rela_general): Likewise. (AArch64_relocate_functions::pcrela_general): Likewise. (AArch64_relocate_functions::adr): New method. (AArch64_relocate_functions::adrp): Calculate immed before calling update_adr. (AArch64_relocate_functions::adrp): Likewise. (AArch64_relocate_functions::movnz): Cast x to SignedW type when comparing x to 0. Calculate immed from ~x when x < 0. (Target_aarch64::optimize_tls_reloc): Add new cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. (Target_aarch64::possible_function_pointer_reloc): Implement this method. (Target_aarch64::Scan::local_reloc_may_be_function_pointer): Update comment. (Target_aarch64::Scan::local): Add codes to handle STT_GNU_IFUNC symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. (Target_aarch64::Scan::global): Add codes to handle STT_GNU_IFUNC symbol. Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. (Target_aarch64::make_plt_entry): Call add_entry with two more parameters. (Target_aarch64::make_local_ifunc_plt_entry): New method. (Target_aarch64::Relocate::relocate): Add cases for LD_PREL_LO19, ADR_PREL_LO21, TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. (Target_aarch64::Relocate::relocate_tls): Add cases for TLSLD_ADR_PAGE21, TLSLD_ADD_LO12_NC, TLSLD_MOVW_DTPREL_G1, TLSLD_MOVW_DTPREL_G0_NC. * testsuite/icf_safe_so_test.cc: Correct test comment. * testsuite/icf_safe_test.sh: Add AArch64 arch. |
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.. | ||
arm_abs_global.s | ||
arm_abs_global.sh | ||
arm_abs_lib.s | ||
arm_attr_merge_6a.s | ||
arm_attr_merge_6b.s | ||
arm_attr_merge_7a.s | ||
arm_attr_merge_7b.s | ||
arm_attr_merge.sh | ||
arm_bl_in_range.s | ||
arm_bl_out_of_range.s | ||
arm_branch_in_range.sh | ||
arm_branch_out_of_range.sh | ||
arm_branch_range.t | ||
arm_cortex_a8_b_cond.s | ||
arm_cortex_a8_b_local.s | ||
arm_cortex_a8_b.s | ||
arm_cortex_a8_bl.s | ||
arm_cortex_a8_blx.s | ||
arm_cortex_a8_local_reloc.s | ||
arm_cortex_a8_local.s | ||
arm_cortex_a8.sh | ||
arm_exidx_test.s | ||
arm_exidx_test.sh | ||
arm_farcall_arm_arm.s | ||
arm_farcall_arm_arm.sh | ||
arm_farcall_arm_thumb.s | ||
arm_farcall_arm_thumb.sh | ||
arm_farcall_thumb_arm.s | ||
arm_farcall_thumb_arm.sh | ||
arm_farcall_thumb_thumb.s | ||
arm_farcall_thumb_thumb.sh | ||
arm_fix_1176.s | ||
arm_fix_1176.sh | ||
arm_fix_v4bx.s | ||
arm_fix_v4bx.sh | ||
arm_thm_jump8.s | ||
arm_thm_jump8.t | ||
arm_thm_jump11.s | ||
arm_thm_jump11.t | ||
arm_unaligned_reloc.s | ||
arm_unaligned_reloc.sh | ||
basic_test.cc | ||
binary_test.cc | ||
binary_unittest.cc | ||
binary.in | ||
common_test_1_v1.c | ||
common_test_1_v2.c | ||
common_test_1.c | ||
common_test_2.c | ||
common_test_3.c | ||
constructor_test.cc | ||
copy_test_1.cc | ||
copy_test_2.cc | ||
copy_test_v1.cc | ||
copy_test.cc | ||
debug_msg.cc | ||
debug_msg.sh | ||
defsym_test.c | ||
defsym_test.sh | ||
discard_locals_relocatable_test.c | ||
discard_locals_test.c | ||
discard_locals_test.sh | ||
dwp_test_1.cc | ||
dwp_test_1.s | ||
dwp_test_1.sh | ||
dwp_test_1b.cc | ||
dwp_test_1b.s | ||
dwp_test_2.cc | ||
dwp_test_2.s | ||
dwp_test_2.sh | ||
dwp_test_main.cc | ||
dwp_test_main.s | ||
dwp_test.h | ||
dyn_weak_ref_1.c | ||
dyn_weak_ref_2.c | ||
dyn_weak_ref.sh | ||
dynamic_list_2.cc | ||
dynamic_list_2.t | ||
dynamic_list_lib1.cc | ||
dynamic_list_lib2.cc | ||
dynamic_list.sh | ||
dynamic_list.t | ||
ehdr_start_def.cc | ||
ehdr_start_test_4.sh | ||
ehdr_start_test.cc | ||
ehdr_start_test.t | ||
exception_test_1.cc | ||
exception_test_2.cc | ||
exception_test_main.cc | ||
exception_test.h | ||
exclude_libs_test_1.c | ||
exclude_libs_test_2.c | ||
exclude_libs_test_3.c | ||
exclude_libs_test.c | ||
exclude_libs_test.sh | ||
final_layout.cc | ||
final_layout.sh | ||
gc_comdat_test_1.cc | ||
gc_comdat_test_2.cc | ||
gc_comdat_test.sh | ||
gc_dynamic_list_test.c | ||
gc_dynamic_list_test.sh | ||
gc_dynamic_list_test.t | ||
gc_orphan_section_test.cc | ||
gc_orphan_section_test.sh | ||
gc_tls_test.cc | ||
gc_tls_test.sh | ||
gdb_index_test_1.sh | ||
gdb_index_test_2.sh | ||
gdb_index_test_3.c | ||
gdb_index_test_3.sh | ||
gdb_index_test_4.sh | ||
gdb_index_test_comm.sh | ||
gdb_index_test.cc | ||
hidden_test_1.c | ||
hidden_test_main.c | ||
hidden_test.sh | ||
icf_keep_unique_test.cc | ||
icf_keep_unique_test.sh | ||
icf_preemptible_functions_test.cc | ||
icf_preemptible_functions_test.sh | ||
icf_safe_so_test.cc | ||
icf_safe_so_test.sh | ||
icf_safe_test.cc | ||
icf_safe_test.sh | ||
icf_sht_rel_addend_test_1.cc | ||
icf_sht_rel_addend_test_2.cc | ||
icf_sht_rel_addend_test.sh | ||
icf_string_merge_test.cc | ||
icf_string_merge_test.sh | ||
icf_test.cc | ||
icf_test.sh | ||
icf_virtual_function_folding_test.cc | ||
ifunc-sel.h | ||
ifuncdep2.c | ||
ifuncmain1.c | ||
ifuncmain1vis.c | ||
ifuncmain2.c | ||
ifuncmain3.c | ||
ifuncmain4.c | ||
ifuncmain5.c | ||
ifuncmain6pie.c | ||
ifuncmain7.c | ||
ifuncmod1.c | ||
ifuncmod3.c | ||
ifuncmod5.c | ||
ifuncmod6.c | ||
ifuncvar1.c | ||
ifuncvar2.c | ||
ifuncvar3.c | ||
incr_comdat_test_1.cc | ||
incr_comdat_test_2_v1.cc | ||
incr_comdat_test_2_v2.cc | ||
incr_comdat_test_2_v3.cc | ||
incremental_test_1.c | ||
incremental_test_2.c | ||
incremental_test.sh | ||
initpri1.c | ||
initpri2.c | ||
initpri3.c | ||
justsyms_1.cc | ||
justsyms_2.cc | ||
justsyms_exec.c | ||
justsyms_lib.c | ||
justsyms.t | ||
large_symbol_alignment.cc | ||
large.c | ||
leb128_unittest.cc | ||
Makefile.am | ||
Makefile.in | ||
many_sections_test.cc | ||
memory_test.s | ||
memory_test.sh | ||
memory_test.t | ||
merge_string_literals_1.cc | ||
merge_string_literals_2.cc | ||
merge_string_literals.sh | ||
missing_key_func.cc | ||
missing_key_func.sh | ||
no_version_test.c | ||
no_version_test.sh | ||
object_unittest.cc | ||
odr_header1.h | ||
odr_header2.h | ||
odr_violation1.cc | ||
odr_violation2.cc | ||
pie_copyrelocs_shared_test.cc | ||
pie_copyrelocs_test.cc | ||
plugin_common_test_1.c | ||
plugin_common_test_2.c | ||
plugin_final_layout.cc | ||
plugin_final_layout.sh | ||
plugin_section_order.c | ||
plugin_test_1.sh | ||
plugin_test_2.sh | ||
plugin_test_3.sh | ||
plugin_test_4.sh | ||
plugin_test_6.sh | ||
plugin_test_7_1.c | ||
plugin_test_7_2.c | ||
plugin_test_7.sh | ||
plugin_test_10.sh | ||
plugin_test_tls.sh | ||
plugin_test.c | ||
pr12826_1.s | ||
pr12826_2.s | ||
pr12826.sh | ||
pr14265.c | ||
pr14265.sh | ||
pr14265.t | ||
protected_1.cc | ||
protected_2.cc | ||
protected_3.cc | ||
protected_4.cc | ||
protected_main_1.cc | ||
protected_main_2.cc | ||
protected_main_3.cc | ||
relro_script_test.t | ||
relro_test_main.cc | ||
relro_test.cc | ||
relro_test.sh | ||
retain_symbols_file_test.sh | ||
script_test_1.cc | ||
script_test_1.t | ||
script_test_2.cc | ||
script_test_2.t | ||
script_test_2a.cc | ||
script_test_2b.cc | ||
script_test_3.sh | ||
script_test_3.t | ||
script_test_4.sh | ||
script_test_4.t | ||
script_test_5.cc | ||
script_test_5.sh | ||
script_test_5.t | ||
script_test_6.sh | ||
script_test_6.t | ||
script_test_7.sh | ||
script_test_7.t | ||
script_test_8.sh | ||
script_test_9.cc | ||
script_test_9.sh | ||
script_test_9.t | ||
script_test_10.s | ||
script_test_10.sh | ||
script_test_10.t | ||
script_test_11.c | ||
script_test_11.t | ||
searched_file_test_lib.cc | ||
searched_file_test.cc | ||
section_sorting_name.cc | ||
section_sorting_name.sh | ||
split_i386_1.s | ||
split_i386_2.s | ||
split_i386_3.s | ||
split_i386_4.s | ||
split_i386_n.s | ||
split_i386.sh | ||
split_x86_64_1.s | ||
split_x86_64_2.s | ||
split_x86_64_3.s | ||
split_x86_64_4.s | ||
split_x86_64_n.s | ||
split_x86_64.sh | ||
start_lib_test_1.c | ||
start_lib_test_2.c | ||
start_lib_test_3.c | ||
start_lib_test_main.c | ||
strong_ref_weak_def_1.c | ||
strong_ref_weak_def_2.c | ||
strong_ref_weak_def.sh | ||
test.cc | ||
test.h | ||
testfile.cc | ||
testfile.h | ||
testmain.cc | ||
text_section_grouping.cc | ||
text_section_grouping.sh | ||
thin_archive_main.cc | ||
thin_archive_test_1.cc | ||
thin_archive_test_2.cc | ||
thin_archive_test_3.cc | ||
thin_archive_test_4.cc | ||
thumb2_branch_range.t | ||
thumb_bl_in_range.s | ||
thumb_bl_out_of_range_local.s | ||
thumb_bl_out_of_range.s | ||
thumb_blx_in_range.s | ||
thumb_blx_out_of_range.s | ||
thumb_branch_range.t | ||
tls_test_c.c | ||
tls_test_file2.cc | ||
tls_test_main.cc | ||
tls_test.cc | ||
tls_test.h | ||
two_file_shared.sh | ||
two_file_test_1_v1.cc | ||
two_file_test_1.cc | ||
two_file_test_1b_v1.cc | ||
two_file_test_1b.cc | ||
two_file_test_2_tls.cc | ||
two_file_test_2_v1.cc | ||
two_file_test_2.cc | ||
two_file_test_main.cc | ||
two_file_test_tls.cc | ||
two_file_test.h | ||
undef_symbol_main.cc | ||
undef_symbol.cc | ||
undef_symbol.sh | ||
ver_matching_def.cc | ||
ver_matching_test.sh | ||
ver_test_1.cc | ||
ver_test_1.sh | ||
ver_test_2.cc | ||
ver_test_2.script | ||
ver_test_2.sh | ||
ver_test_3.cc | ||
ver_test_4.cc | ||
ver_test_4.script | ||
ver_test_4.sh | ||
ver_test_5.cc | ||
ver_test_5.script | ||
ver_test_5.sh | ||
ver_test_6.c | ||
ver_test_7.cc | ||
ver_test_7.sh | ||
ver_test_8.script | ||
ver_test_9.cc | ||
ver_test_10.script | ||
ver_test_10.sh | ||
ver_test_main_2.cc | ||
ver_test_main.cc | ||
ver_test.h | ||
version_script.map | ||
weak_alias_test_1.cc | ||
weak_alias_test_2.cc | ||
weak_alias_test_3.cc | ||
weak_alias_test_4.cc | ||
weak_alias_test_5.cc | ||
weak_alias_test_main.cc | ||
weak_alias_test.script | ||
weak_plt_main.cc | ||
weak_plt_shared.cc | ||
weak_plt.sh | ||
weak_test.cc | ||
weak_undef_file1.cc | ||
weak_undef_file2.cc | ||
weak_undef_file3.cc | ||
weak_undef_file4.cc | ||
weak_undef_test_2.cc | ||
weak_undef_test.cc | ||
weak_undef.h |