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* options.h (class General_options): Add --spare-dynamic-tags. 

* output.cc (Output_data_dynamic::set_final_data_size): Implement
	--spare-dynamic-tags.
This commit is contained in:
Ian Lance Taylor 2010-03-06 02:34:13 +00:00
parent bce522a260
commit 9e9e071b2e
3 changed files with 17 additions and 3 deletions
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6
gold/ChangeLog
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@ -1,3 +1,9 @@
2010-03-05 Ian Lance Taylor <iant@google.com>
* options.h (class General_options): Add --spare-dynamic-tags.
* output.cc (Output_data_dynamic::set_final_data_size): Implement
--spare-dynamic-tags.
2010-03-05 Ian Lance Taylor <iant@google.com>
* incremental.cc: Include "libiberty.h".

4
gold/options.h
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@ -875,6 +875,10 @@ class General_options
N_("Sort common symbols by alignment"),
N_("[={ascending,descending}]"));
DEFINE_uint(spare_dynamic_tags, options::TWO_DASHES, '\0', 5,
N_("Dynamic tag slots to reserve (default 5)"),
N_("COUNT"));
DEFINE_bool(strip_all, options::TWO_DASHES, 's', false,
N_("Strip all symbols"), NULL);
DEFINE_bool(strip_debug, options::TWO_DASHES, 'S', false,

10
gold/output.cc
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@ -1622,9 +1622,13 @@ Output_data_dynamic::set_final_data_size()
{
// Add the terminating entry if it hasn't been added.
// Because of relaxation, we can run this multiple times.
if (this->entries_.empty()
|| this->entries_.rbegin()->tag() != elfcpp::DT_NULL)
this->add_constant(elfcpp::DT_NULL, 0);
if (this->entries_.empty() || this->entries_.back().tag() != elfcpp::DT_NULL)
{
int extra = parameters->options().spare_dynamic_tags();
for (int i = 0; i < extra; ++i)
this->add_constant(elfcpp::DT_NULL, 0);
this->add_constant(elfcpp::DT_NULL, 0);
}
int dyn_size;
if (parameters->target().get_size() == 32)