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| author | Rafael Ávila de Espíndola <respindola@mozilla.com> | 2010-09-08 18:31:35 +0000 |
|---|---|---|
| committer | Rafael Ávila de Espíndola <respindola@mozilla.com> | 2010-09-08 18:31:35 +0000 |
| commit | 731ca54a85292ebb897a0d01efefe7f6320279d9 (patch) | |
| tree | 2212fb89a4140377d5992e4ea65c0ddf921ac15c /gold | |
| parent | 9bd89d67b6a67f05379ee423e89146671d8ace83 (diff) | |
| download | gdb-731ca54a85292ebb897a0d01efefe7f6320279d9.zip gdb-731ca54a85292ebb897a0d01efefe7f6320279d9.tar.gz gdb-731ca54a85292ebb897a0d01efefe7f6320279d9.tar.bz2 | |
2010-09-08 Rafael Espindola <espindola@google.com>
* arm.cc (do_finalize_sections): Create the __exidx_start and
__exdix_end symbols even when the section is missing.
Diffstat (limited to 'gold')
| -rw-r--r-- | gold/ChangeLog | 5 | ||||
| -rw-r--r-- | gold/arm.cc | 69 |
2 files changed, 48 insertions, 26 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index 45b3d7c..c5f3bda 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,8 @@ +2010-09-08 Rafael Espindola <espindola@google.com> + + * arm.cc (do_finalize_sections): Create the __exidx_start and + __exdix_end symbols even when the section is missing. + 2010-09-08 Nick Clifton <nickc@redhat.com> * README: Remove claim that MEMORY is not supported. diff --git a/gold/arm.cc b/gold/arm.cc index 4353489..85f9542 100644 --- a/gold/arm.cc +++ b/gold/arm.cc @@ -8426,33 +8426,50 @@ Target_arm<big_endian>::do_finalize_sections( // Handle the .ARM.exidx section. Output_section* exidx_section = layout->find_output_section(".ARM.exidx"); - if (exidx_section != NULL - && exidx_section->type() == elfcpp::SHT_ARM_EXIDX - && !parameters->options().relocatable()) - { - // Create __exidx_start and __exdix_end symbols. - symtab->define_in_output_data("__exidx_start", NULL, - Symbol_table::PREDEFINED, - exidx_section, 0, 0, elfcpp::STT_OBJECT, - elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, 0, - false, true); - symtab->define_in_output_data("__exidx_end", NULL, - Symbol_table::PREDEFINED, - exidx_section, 0, 0, elfcpp::STT_OBJECT, - elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, 0, - true, true); - // For the ARM target, we need to add a PT_ARM_EXIDX segment for - // the .ARM.exidx section. - if (!layout->script_options()->saw_phdrs_clause()) - { - gold_assert(layout->find_output_segment(elfcpp::PT_ARM_EXIDX, 0, 0) - == NULL); - Output_segment* exidx_segment = - layout->make_output_segment(elfcpp::PT_ARM_EXIDX, elfcpp::PF_R); - exidx_segment->add_output_section_to_nonload(exidx_section, - elfcpp::PF_R); - } + if (!parameters->options().relocatable()) + { + if (exidx_section != NULL + && exidx_section->type() == elfcpp::SHT_ARM_EXIDX) + { + // Create __exidx_start and __exdix_end symbols. + symtab->define_in_output_data("__exidx_start", NULL, + Symbol_table::PREDEFINED, + exidx_section, 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, + 0, false, true); + symtab->define_in_output_data("__exidx_end", NULL, + Symbol_table::PREDEFINED, + exidx_section, 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, + 0, true, true); + + // For the ARM target, we need to add a PT_ARM_EXIDX segment for + // the .ARM.exidx section. + if (!layout->script_options()->saw_phdrs_clause()) + { + gold_assert(layout->find_output_segment(elfcpp::PT_ARM_EXIDX, 0, + 0) + == NULL); + Output_segment* exidx_segment = + layout->make_output_segment(elfcpp::PT_ARM_EXIDX, elfcpp::PF_R); + exidx_segment->add_output_section_to_nonload(exidx_section, + elfcpp::PF_R); + } + } + else + { + symtab->define_as_constant("__exidx_start", NULL, + Symbol_table::PREDEFINED, + 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, 0, + true, false); + symtab->define_as_constant("__exidx_end", NULL, + Symbol_table::PREDEFINED, + 0, 0, elfcpp::STT_OBJECT, + elfcpp::STB_GLOBAL, elfcpp::STV_HIDDEN, 0, + true, false); + } } // Create an .ARM.attributes section if we have merged any attributes |