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Diffstat (limited to 'gold/ChangeLog')
| -rw-r--r-- | gold/ChangeLog | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index 8b600b2..83eef92 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,104 @@ +2010-08-19 Ian Lance Taylor <iant@google.com> + + PR 10893 + * i386.cc (class Output_data_plt_i386): Update declarations. + Define Global_ifunc and Local_ifunc types. Add global_ifuncs_ and + local_ifuncs_ fields. + (Target_i386::do_plt_section_for_global): New function. + (Target_i386::do_plt_section_for_local): New function. + (Output_data_plt_i386::Output_data_plt_i386): Add symtab + parameter; change all callers. Initialize global_ifuncs_ and + local_ifuncs_. If doing a static link define __rel_iplt_start and + __rel_iplt_end. + (Output_data_plt_i386::add_entry): Handle IFUNC symbols. + (Output_data_plt_i386::add_local_ifunc_entry): New function. + (Output_data_plt_i386::do_write): Fix GOT entries for IFUNC + symbols. + (Target_i386::make_plt_section): New function, broken out of + make_plt_entry. Set sh_info field of .rel.plt to point to .plt. + (Target_i386::make_plt_entry): Call make_plt_section. + (Target_i386::make_local_ifunc_plt_entry): New function. + (Target_i386::Scan::reloc_needs_iplt_for_ifunc): New function. + (Target_i386::Scan::local): Handle IFUNC symbols. Add + R_386_IRELATIVE to switch. + (Target_i386::Scan::global): Likewise. + (Target_i386::Relocate::relocate): Likewise. + (Target_i386::Relocatable_size_for_reloc): Add R_386_IRELATIVE to + switch. + * x86_64.cc (class Output_data_plt_x86_64): Update declarations. + (Target_x86_64::do_plt_section_for_global): New function. + (Target_x86_64::do_plt_section_for_local): New function. + (Output_data_plt_x86_64::Output_data_plt_x86_64): Add symtab + parameter; change all callers. If doing a static link define + __rela_iplt_start and __rela_iplt_end. + (Output_data_plt_x86_64::add_entry): Handle IFUNC symbols. + (Output_data_plt_x86_64::add_local_ifunc_entry): New function. + (Target_x86_64::make_plt_section): Set sh_info field of .rel.plt + to point to .plt. + (Target_x86_64::make_local_ifunc_plt_entry): New function. + (Target_x86_64::Scan::check_non_pic): Add R_X86_64_IRELATIVE to + switch. + (Target_x86_64::Scan::reloc_needs_iplt_for_ifunc): New function. + (Target_x86_64::Scan::local): Handle IFUNC symbols. Add + R_X86_64_IRELATIVE to switch. + (Target_x86_64::Scan::global): Likewise. + (Target_x86_64::Relocate::relocate): Likewise. + (Target_x86_64::Relocatable_size_for_reloc): Add R_X86_64_IRELATIVE to + switch. + * target.h (class Target): Add plt_section_for_global and + plt_section_for_local functions. Add do_plt_section_for_global + and do_plt_section_for_local virtual functions. + * symtab.h (Symbol::needs_plt_entry): Handle IFUNC symbol. Add + clarifying comments. + (Symbol::use_plt_offset): Handle IFUNC symbol. + * object.cc (Sized_relobj::Sized_relobj): Initialize + local_plt_offsets_. + (Sized_relobj::local_has_plt_offset): New function. + (Sized_relobj::local_plt_offset): New function. + (Sized_relobj::set_local_plt_offset): New function. + (Sized_relobj::do_count): Handle IFUNC symbol. + * object.h (class Symbol_value): Add is_ifunc_symbol_ field. Take + a bit away from input_shndx_ field. Add set_is_func_symbol and + is_ifunc_symbol functions. + (class Sized_relobj): Update declarations. Remove Tls_got_entry + and Local_tls_got_offsets. Define Local_plt_offsets. Add + local_plt_offsets_ field. + (Sized_relobj::clear_local_symbols): Clear local_plt_offsets_. + * output.h (class Output_section_data): Add non-const + output_section function. + (class Output_data_got): Update declarations. + (class Output_data_got::Got_entry): Add use_plt_offset_ field. + Add use_plt_offset parameter to global and local constructors. + Change all callers. Change local_sym_index_ field to 31 bits. + Change GSYM_CODE and CONSTANT_CODE accordingly. + * output.cc (Output_data_reloc_base::do_adjust_output_section): If + doing a static link don't set sh_link field. + (Output_data_got::Got_entry::write): Use PLT offset if + appropriate. + (Output_data_got::add_global_plt): New function. + (Output_data_got::add_local_plt): New function. + * target-reloc.h (relocate_section): Handle IFUNC symbol. + * defstd.cc (in_section): Remove entries for __rel_iplt_start, + __rel_iplt_end, __rela_iplt_start, and __rela_iplt_end. + * configure.ac: Set IFUNC automake conditional for glibc >= 2.11. + * testsuite/Makefile.am: Add a bunch of IFUNC tests, all within + IFUNC conditional. + * testsuite/ifunc-sel.h: New file. + * testsuite/ifuncmain1.c: New file. + * testsuite/ifuncmain1vis.c: New file. + * testsuite/ifuncmod1.c: New file. + * testsuite/ifuncdep2.c: New file. + * testsuite/ifuncmain2.c: New file. + * testsuite/ifuncmain3.c: New file. + * testsuite/ifuncmod3.c: New file. + * testsuite/ifuncmain4.c: New file. + * testsuite/ifuncmain5.c: New file. + * testsuite/ifuncmod5.c: New file. + * testsuite/ifuncmain6pie.c: New file. + * testsuite/ifuncmod6.c: New file. + * testsuite/ifuncmain7.c: New file. + * configure, testsuite/Makefile.in: Rebuild. + 2010-08-18 Ian Lance Taylor <iant@google.com> * incremental.cc |