FreeChainXenon/binutils-gdb
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

2009-10-15 Doug Kwan <dougkwan@google.com>

Browse source 
* 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.
This commit is contained in:
Doug Kwan 2009-10-15 18:17:48 +00:00
parent 58ad35c453
commit f15f61a7f3
2 changed files with 36 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

7
gold/ChangeLog
View file

@ -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> 2009-10-14 Ian Lance Taylor <iant@google.com>
* object.h (class Relocate_info): Add reloc_shdr and data_shdr * object.h (class Relocate_info): Add reloc_shdr and data_shdr

29
gold/layout.cc
View file

@ -3104,7 +3104,28 @@ Layout::finish_dynamic_section(const Input_objects* input_objects,
if (sym != NULL && sym->is_defined() && !sym->is_from_dynobj()) if (sym != NULL && sym->is_defined() && !sym->is_from_dynobj())
odyn->add_symbol(elfcpp::DT_FINI, sym); 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. // Add a DT_RPATH entry if needed.
const General_options::Dir_list& rpath(parameters->options().rpath()); const General_options::Dir_list& rpath(parameters->options().rpath());
@ -3186,6 +3207,12 @@ Layout::finish_dynamic_section(const Input_objects* input_objects,
flags |= elfcpp::DF_STATIC_TLS; flags |= elfcpp::DF_STATIC_TLS;
if (parameters->options().origin()) if (parameters->options().origin())
flags |= elfcpp::DF_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()) if (parameters->options().now())
flags |= elfcpp::DF_BIND_NOW; flags |= elfcpp::DF_BIND_NOW;
odyn->add_constant(elfcpp::DT_FLAGS, flags); odyn->add_constant(elfcpp::DT_FLAGS, flags);