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Target::new_output_section.
(Layout::attach_allocated_section_to_segment): Put large section
sections in a separate load segment with the large segment flag
set.
(Layout::segment_precedes): Sort large data segments after other
load segments.
(align_file_offset): New static function.
(Layout::set_segment_offsets): Use align_file_offset.
* output.h (class Output_section): Add is_small_section_ and
is_large_section_ fields.
(Output_section::is_small_section): New function.
(Output_section::set_is_small_section): New function.
(Output_section::is_large_section): New function.
(Output_section::set_is_large_section): New function.
(Output_section::is_large_data_section): New function.
(class Output_segment): Add is_large_data_segment_ field.
(Output_segment::is_large_data_segment): New function.
(Output_segment::set_is_large_data_segment): New function.
* output.cc (Output_section::Output_section): Initialize new
fields.
(Output_segment::Output_segment): Likewise.
(Output_segment::add_output_section): Add assertion that large
data sections always go in large data segments. Force small data
sections to the end of the list of data sections. Force small BSS
sections to the start of the list of BSS sections. For large BSS
sections to the end of the list of BSS sections.
* symtab.h (class Symbol): Declare is_common_shndx.
(Symbol::is_defined): Check Symbol::is_common_shndx.
(Symbol::is_common): Likewise.
(class Symbol_table): Define enum Commons_section_type. Update
declarations. Add small_commons_ and large_commons_ fields.
* symtab.cc (Symbol::is_common_shndx): New function.
(Symbol_table::Symbol_table): Initialize new fields.
(Symbol_table::add_from_object): Put small and large common
symbols in the right list.
(Symbol_table::sized_finalized_symbol): Check
Symbol::is_common_shndx.
(Symbol_table::sized_write_globals): Likewise.
* common.cc (Symbol_table::do_allocate_commons): Allocate new
common symbol lists. Don't call do_allocate_commons_list if the
list is empty.
(Symbol_table::do_allocate_commons_list): Remove is_tls
parameter. Add comons_section_type parameter. Change all
callers. Handle small and large common symbols.
* object.cc (Sized_relobj::do_finalize_local_symbols): Check
Symbol::is_common_shndx.
* resolve.cc (symbol_to_bits): Likewise.
* target.h (Target::small_common_shndx): New function.
(Target::small_common_section_flags): New function.
(Target::large_common_shndx): New function.
(Target::large_common_section_flags): New function.
(Target::new_output_section): New function.
(Target::Target_info): Add small_common_shndx, large_common_shndx,
small_common_section_flags, and large_common_section_flags
fields.
(Target::do_new_output_section): New virtual function.
* arm.cc (Target_arm::arm_info): Initialize new fields.
* i386.cc (Target_i386::i386_info): Likewise.
* powerpc.cc (Target_powerpc::powerpc_info) [all versions]:
Likewise.
* sparc.c (Target_sparc::sparc_info) [all versions]: Likewise.
* x86_64.cc (Target_x86_64::x86_64_info): Likewise.
(Target_x86_64::do_new_output_section): New function.
* configure.ac: Define conditional MCMODEL_MEDIUM.
* testsuite/Makefile.am (check_PROGRAMS): Add large.
(large_SOURCES, large_CFLAGS, large_DEPENDENCIES): Define.
(large_LDFLAGS): Define.
* testsuite/large.c: New file.
* testsuite/testfile.cc (Target_test::test_target_info):
Initialize new fields.
* configure, testsuite/Makefile.in: Rebuild.
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* arm.cc (utils::sign_extend): Reverse test in gold_assert.
(utils::has_overflow): Same.
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* gold/arm.cc (namespace utils): New.
(Target_arm::reloc_is_non_pic): Define new method.
(class Arm_relocate_functions): New.
(Target_arm::Relocate::relocate): Handle relocation types used by
Android.
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* gold/arm.cc (Target_arm::Scan::Scan): Initialize
issued_non_pic_error_.
(class Target_arm::Scan): Declare new method check_non_pic.
Define new method symbol_needs_plt_entry.
Declare new data member issued_non_pic_error_.
(class Target_arm::Relocate): Declare new method
should_apply_static_reloc.
(Target_arm::may_need_copy_reloc): Handle STT_ARM_TFUNC.
(Target_arm::Scan::check_non_pic): Define new method.
(Target_arm::Scan::local): Handle a small subset of reloc types used
by Android.
(Target_arm::Scan::local): Same.
(Target_arm::Relocate::should_apply_statci_reloc): Define new method.
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* gold/arm.cc (Output_data_plt_arm): Forward declaration for new
template class.
(class Target_arm): Update comment.
(Target_arm::Target_arm): Initialize new data members GOT_,
PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_ and DYNBSS_.
Declare new methods Target_arm::got_section, Target_arm::make_plt_entry
and Target_arm::rel_dyn_section.
Declare new_enum Target_arm::Got_type.
Declare new data members GOT_, PLT_, GOT_PLT_, REL_DYN_, COPY_RELOCS_
and DYNBSS_.
Update commments for member do_dynsym_value.
(Target_arm::got_size, Target_arm::plt_section,
Target_arm::may_need_copy_reloc and Target_arm::copy_reloc): Define
new methods inside class defintion.
(Target_arm::got_section): Define new method.
(Target_arm::rel_dyn_section): Same.
(Output_data_plt_arm): New template class.
(Output_data_plt_arm::Output_data_plt_arm): Define constructor.
(Output_data_plt_arm:do_adjust_output_section): Define new method.
(Output_data_plt_arm::add_entry): Same.
(Output_data_plt_arm::first_plt_entry): Define new
static data member for PLT instruction template.
(Output_data_plt_arm::plt_entry): Same.
(Output_data_plt_arm::do_write): Define new method.
(Target_arm::make_plt_entry): Same.
(Target_arm::do_finalize_sections): Same.
(Target_arm::do_dynsym_value): Same.
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* configure.ac: Support gold for target arm*-*-*.
* configure: Regenerate.
* gold/Makefile.am (TARGETSOURCES): Add arm.cc.
(ALL_TARGETOBJECTS): Add arm.$(OBJEXT)
* gold/Makefile.in: Regenerate.
* gold/arm.cc: New file.
* gold/configure.tgt: Add armbe*-*-*, armeb*-*-* and arm*-*-* targets.
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