diff options
| author | Doug Kwan <dougkwan@google.com> | 2009-10-15 18:17:48 +0000 |
|---|---|---|
| committer | Doug Kwan <dougkwan@google.com> | 2009-10-15 18:17:48 +0000 |
| commit | f15f61a7f344161a8e23cd995d15d7382f738b9d (patch) | |
| tree | 5d66abb8f886926bd701383fddfa1302351d0e3b /gold | |
| parent | 58ad35c45378c160247790f352257b7af03b0fdd (diff) | |
| download | gdb-f15f61a7f344161a8e23cd995d15d7382f738b9d.zip gdb-f15f61a7f344161a8e23cd995d15d7382f738b9d.tar.gz gdb-f15f61a7f344161a8e23cd995d15d7382f738b9d.tar.bz2 | |
2009-10-15 Doug Kwan <dougkwan@google.com>
* layout.cc (Layout::finish_dynamic_section): Generate tags
DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ,
DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is
used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS.
Diffstat (limited to 'gold')
| -rw-r--r-- | gold/ChangeLog | 7 | ||||
| -rw-r--r-- | gold/layout.cc | 31 |
2 files changed, 36 insertions, 2 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index f5b1fd5..b69da9f 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,10 @@ +2009-10-15 Doug Kwan <dougkwan@google.com> + + * layout.cc (Layout::finish_dynamic_section): Generate tags + DT_FINI_ARRAY, DT_FINI_ARRAYSZ, DT_INIT_ARRAY, DT_INIT_ARRAYSZ, + DT_PREINIT_ARRAY, DT_PREINIT_ARRAYSZ as needed. If -Bsymbolic is + used, add DT_SYMBOLIC and set DF_SYMBOLIC in DT_FLAGS. + 2009-10-14 Ian Lance Taylor <iant@google.com> * object.h (class Relocate_info): Add reloc_shdr and data_shdr diff --git a/gold/layout.cc b/gold/layout.cc index 2496530..ad3ee1b 100644 --- a/gold/layout.cc +++ b/gold/layout.cc @@ -3104,8 +3104,29 @@ Layout::finish_dynamic_section(const Input_objects* input_objects, if (sym != NULL && sym->is_defined() && !sym->is_from_dynobj()) odyn->add_symbol(elfcpp::DT_FINI, sym); - // FIXME: Support DT_INIT_ARRAY and DT_FINI_ARRAY. - + // Look for .init_array, .preinit_array and .fini_array by checking + // section types. + for(Layout::Section_list::const_iterator p = this->section_list_.begin(); + p != this->section_list_.end(); + ++p) + switch((*p)->type()) + { + case elfcpp::SHT_FINI_ARRAY: + odyn->add_section_address(elfcpp::DT_FINI_ARRAY, *p); + odyn->add_section_size(elfcpp::DT_FINI_ARRAYSZ, *p); + break; + case elfcpp::SHT_INIT_ARRAY: + odyn->add_section_address(elfcpp::DT_INIT_ARRAY, *p); + odyn->add_section_size(elfcpp::DT_INIT_ARRAYSZ, *p); + break; + case elfcpp::SHT_PREINIT_ARRAY: + odyn->add_section_address(elfcpp::DT_PREINIT_ARRAY, *p); + odyn->add_section_size(elfcpp::DT_PREINIT_ARRAYSZ, *p); + break; + default: + break; + } + // Add a DT_RPATH entry if needed. const General_options::Dir_list& rpath(parameters->options().rpath()); if (!rpath.empty()) @@ -3186,6 +3207,12 @@ Layout::finish_dynamic_section(const Input_objects* input_objects, flags |= elfcpp::DF_STATIC_TLS; if (parameters->options().origin()) flags |= elfcpp::DF_ORIGIN; + if (parameters->options().Bsymbolic()) + { + flags |= elfcpp::DF_SYMBOLIC; + // Add DT_SYMBOLIC for compatibility with older loaders. + odyn->add_constant(elfcpp::DT_SYMBOLIC, 0); + } if (parameters->options().now()) flags |= elfcpp::DF_BIND_NOW; odyn->add_constant(elfcpp::DT_FLAGS, flags); |