diff options
Diffstat (limited to 'gold/output.cc')
| -rw-r--r-- | gold/output.cc | 42 |
1 files changed, 37 insertions, 5 deletions
diff --git a/gold/output.cc b/gold/output.cc index 75ce84093d..583c020c44 100644 --- a/gold/output.cc +++ b/gold/output.cc @@ -3493,8 +3493,9 @@ Output_section::Input_section_sort_section_order_index_compare::operator()( // Return true if S1 should come before S2. This is the sort comparison // function for .text to sort sections with prefixes // .text.{unlikely,exit,startup,hot} before other sections. + bool -Output_section::Input_section_sort_section_name_special_ordering_compare +Output_section::Input_section_sort_section_prefix_special_ordering_compare ::operator()( const Output_section::Input_section_sort_entry& s1, const Output_section::Input_section_sort_entry& s2) const @@ -3508,7 +3509,7 @@ Output_section::Input_section_sort_section_name_special_ordering_compare return false; return s1.index() < s2.index(); } - + // Some input section names have special ordering requirements. int o1 = Layout::special_ordering_of_input_section(s1.section_name().c_str()); int o2 = Layout::special_ordering_of_input_section(s2.section_name().c_str()); @@ -3523,7 +3524,35 @@ Output_section::Input_section_sort_section_name_special_ordering_compare } // Keep input order otherwise. - return s1.index() < s2.index(); + return s1.index() < s2.index(); +} + +// Return true if S1 should come before S2. This is the sort comparison +// function for sections to sort them by name. + +bool +Output_section::Input_section_sort_section_name_compare + ::operator()( + const Output_section::Input_section_sort_entry& s1, + const Output_section::Input_section_sort_entry& s2) const +{ + // We sort all the sections with no names to the end. + if (!s1.section_has_name() || !s2.section_has_name()) + { + if (s1.section_has_name()) + return true; + if (s2.section_has_name()) + return false; + return s1.index() < s2.index(); + } + + // We sort by name. + int compare = s1.section_name().compare(s2.section_name()); + if (compare != 0) + return compare < 0; + + // Keep input order otherwise. + return s1.index() < s2.index(); } // This updates the section order index of input sections according to the @@ -3594,9 +3623,12 @@ Output_section::sort_attached_input_sections() || this->type() == elfcpp::SHT_FINI_ARRAY) std::sort(sort_list.begin(), sort_list.end(), Input_section_sort_init_fini_compare()); + else if (strcmp(parameters->options().sort_section(), "name") == 0) + std::sort(sort_list.begin(), sort_list.end(), + Input_section_sort_section_name_compare()); else if (strcmp(this->name(), ".text") == 0) - std::sort(sort_list.begin(), sort_list.end(), - Input_section_sort_section_name_special_ordering_compare()); + std::sort(sort_list.begin(), sort_list.end(), + Input_section_sort_section_prefix_special_ordering_compare()); else std::sort(sort_list.begin(), sort_list.end(), Input_section_sort_compare()); |