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-rw-r--r--gold/reloc.cc100
1 files changed, 82 insertions, 18 deletions
diff --git a/gold/reloc.cc b/gold/reloc.cc
index d361f16..1920032 100644
--- a/gold/reloc.cc
+++ b/gold/reloc.cc
@@ -222,10 +222,14 @@ Sized_relobj<size, big_endian>::do_read_relocs(Read_relocs_data* rd)
// We are scanning relocations in order to fill out the GOT and
// PLT sections. Relocations for sections which are not
// allocated (typically debugging sections) should not add new
- // GOT and PLT entries. So we skip them.
- typename This::Shdr secshdr(pshdrs + shndx * This::shdr_size);
- if ((secshdr.get_sh_flags() & elfcpp::SHF_ALLOC) == 0)
- continue;
+ // GOT and PLT entries. So we skip them unless this is a
+ // relocatable link.
+ if (!parameters->output_is_object())
+ {
+ typename This::Shdr secshdr(pshdrs + shndx * This::shdr_size);
+ if ((secshdr.get_sh_flags() & elfcpp::SHF_ALLOC) == 0)
+ continue;
+ }
if (shdr.get_sh_link() != this->symtab_shndx_)
{
@@ -310,11 +314,29 @@ Sized_relobj<size, big_endian>::do_scan_relocs(const General_options& options,
p != rd->relocs.end();
++p)
{
- target->scan_relocs(options, symtab, layout, this, p->data_shndx,
- p->sh_type, p->contents->data(), p->reloc_count,
- p->output_section, p->needs_special_offset_handling,
- this->local_symbol_count_,
- local_symbols);
+ if (!parameters->output_is_object())
+ target->scan_relocs(options, symtab, layout, this, p->data_shndx,
+ p->sh_type, p->contents->data(), p->reloc_count,
+ p->output_section,
+ p->needs_special_offset_handling,
+ this->local_symbol_count_,
+ local_symbols);
+ else
+ {
+ Relocatable_relocs* rr = this->relocatable_relocs(p->reloc_shndx);
+ gold_assert(rr != NULL);
+ rr->set_reloc_count(p->reloc_count);
+ target->scan_relocatable_relocs(options, symtab, layout, this,
+ p->data_shndx, p->sh_type,
+ p->contents->data(),
+ p->reloc_count,
+ p->output_section,
+ p->needs_special_offset_handling,
+ this->local_symbol_count_,
+ local_symbols,
+ rr);
+ }
+
delete p->contents;
p->contents = NULL;
}
@@ -430,6 +452,29 @@ Sized_relobj<size, big_endian>::write_sections(const unsigned char* pshdrs,
if (shdr.get_sh_type() == elfcpp::SHT_NOBITS)
continue;
+ if (parameters->output_is_object()
+ && (shdr.get_sh_type() == elfcpp::SHT_REL
+ || shdr.get_sh_type() == elfcpp::SHT_RELA)
+ && (shdr.get_sh_flags() & elfcpp::SHF_ALLOC) == 0)
+ {
+ // This is a reloc section in a relocatable link. We don't
+ // need to read the input file. The size and file offset
+ // are stored in the Relocatable_relocs structure.
+ Relocatable_relocs* rr = this->relocatable_relocs(i);
+ gold_assert(rr != NULL);
+ Output_data* posd = rr->output_data();
+ gold_assert(posd != NULL);
+
+ pvs->offset = posd->offset();
+ pvs->view_size = posd->data_size();
+ pvs->view = of->get_output_view(pvs->offset, pvs->view_size);
+ pvs->address = posd->address();
+ pvs->is_input_output_view = false;
+ pvs->is_postprocessing_view = false;
+
+ continue;
+ }
+
// In the normal case, this input section is simply mapped to
// the output section at offset OUTPUT_OFFSET.
@@ -582,6 +627,8 @@ Sized_relobj<size, big_endian>::relocate_sections(
off_t output_offset = map_sections[index].offset;
gold_assert((*pviews)[index].view != NULL);
+ if (parameters->output_is_object())
+ gold_assert((*pviews)[i].view != NULL);
if (shdr.get_sh_link() != this->symtab_shndx_)
{
@@ -622,15 +669,32 @@ Sized_relobj<size, big_endian>::relocate_sections(
relinfo.reloc_shndx = i;
relinfo.data_shndx = index;
- target->relocate_section(&relinfo,
- sh_type,
- prelocs,
- reloc_count,
- os,
- output_offset == -1,
- (*pviews)[index].view,
- (*pviews)[index].address,
- (*pviews)[index].view_size);
+ if (!parameters->output_is_object())
+ target->relocate_section(&relinfo,
+ sh_type,
+ prelocs,
+ reloc_count,
+ os,
+ output_offset == -1,
+ (*pviews)[index].view,
+ (*pviews)[index].address,
+ (*pviews)[index].view_size);
+ else
+ {
+ Relocatable_relocs* rr = this->relocatable_relocs(i);
+ target->relocate_for_relocatable(&relinfo,
+ sh_type,
+ prelocs,
+ reloc_count,
+ os,
+ output_offset,
+ rr,
+ (*pviews)[index].view,
+ (*pviews)[index].address,
+ (*pviews)[index].view_size,
+ (*pviews)[i].view,
+ (*pviews)[i].view_size);
+ }
}
}