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PR gold/12392 

* i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
	symbols if necessary.
	* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
This commit is contained in:
Ian Lance Taylor 2011-07-06 05:12:03 +00:00
parent 24d47b3460
commit 28a13fec14
3 changed files with 87 additions and 0 deletions
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7
gold/ChangeLog
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@ -1,3 +1,10 @@
2011-07-05 Ian Lance Taylor <iant@google.com>
PR gold/12392
* i386.cc (Target_i386::do_finalize_sections): Define __rel_iplt
symbols if necessary.
* x86_64.cc (Target_x86_64::do_finalize_sections): Likewise.
2011-07-05 Ian Lance Taylor <iant@google.com>
PR gold/12952

40
gold/i386.cc
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@ -2181,6 +2181,46 @@ Target_i386::do_finalize_sections(
uint32_t data_size = this->got_plt_->current_data_size();
symtab->get_sized_symbol<32>(sym)->set_symsize(data_size);
}
if (parameters->doing_static_link() && this->plt_ == NULL)
{
// If linking statically, make sure that the __rel_iplt symbols
// were defined if necessary, even if we didn't create a PLT.
static const Define_symbol_in_segment syms[] =
{
{
"__rel_iplt_start", // name
elfcpp::PT_LOAD, // segment_type
elfcpp::PF_W, // segment_flags_set
elfcpp::PF(0), // segment_flags_clear
0, // value
0, // size
elfcpp::STT_NOTYPE, // type
elfcpp::STB_GLOBAL, // binding
elfcpp::STV_HIDDEN, // visibility
0, // nonvis
Symbol::SEGMENT_START, // offset_from_base
true // only_if_ref
},
{
"__rel_iplt_end", // name
elfcpp::PT_LOAD, // segment_type
elfcpp::PF_W, // segment_flags_set
elfcpp::PF(0), // segment_flags_clear
0, // value
0, // size
elfcpp::STT_NOTYPE, // type
elfcpp::STB_GLOBAL, // binding
elfcpp::STV_HIDDEN, // visibility
0, // nonvis
Symbol::SEGMENT_START, // offset_from_base
true // only_if_ref
}
};
symtab->define_symbols(layout, 2, syms,
layout->script_options()->saw_sections_clause());
}
}
// Return whether a direct absolute static relocation needs to be applied.

40
gold/x86_64.cc
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@ -2599,6 +2599,46 @@ Target_x86_64::do_finalize_sections(
uint64_t data_size = this->got_plt_->current_data_size();
symtab->get_sized_symbol<64>(sym)->set_symsize(data_size);
}
if (parameters->doing_static_link() && this->plt_ == NULL)
{
// If linking statically, make sure that the __rela_iplt symbols
// were defined if necessary, even if we didn't create a PLT.
static const Define_symbol_in_segment syms[] =
{
{
"__rela_iplt_start", // name
elfcpp::PT_LOAD, // segment_type
elfcpp::PF_W, // segment_flags_set
elfcpp::PF(0), // segment_flags_clear
0, // value
0, // size
elfcpp::STT_NOTYPE, // type
elfcpp::STB_GLOBAL, // binding
elfcpp::STV_HIDDEN, // visibility
0, // nonvis
Symbol::SEGMENT_START, // offset_from_base
true // only_if_ref
},
{
"__rela_iplt_end", // name
elfcpp::PT_LOAD, // segment_type
elfcpp::PF_W, // segment_flags_set
elfcpp::PF(0), // segment_flags_clear
0, // value
0, // size
elfcpp::STT_NOTYPE, // type
elfcpp::STB_GLOBAL, // binding
elfcpp::STV_HIDDEN, // visibility
0, // nonvis
Symbol::SEGMENT_START, // offset_from_base
true // only_if_ref
}
};
symtab->define_symbols(layout, 2, syms,
layout->script_options()->saw_sections_clause());
}
}
// Perform a relocation.