aboutsummaryrefslogtreecommitdiff
path: root/gold/powerpc.cc
diff options
context:
space:
mode:
Diffstat (limited to 'gold/powerpc.cc')
-rw-r--r--gold/powerpc.cc59
1 files changed, 41 insertions, 18 deletions
diff --git a/gold/powerpc.cc b/gold/powerpc.cc
index 9a200ab..6f610cb 100644
--- a/gold/powerpc.cc
+++ b/gold/powerpc.cc
@@ -3333,6 +3333,16 @@ Target_powerpc<size, big_endian>::do_relax(int pass,
if (size == 64 && again)
this->brlt_section_->set_current_size(num_huge_branches);
+ for (typename Stub_tables::reverse_iterator p = this->stub_tables_.rbegin();
+ p != this->stub_tables_.rend();
+ ++p)
+ (*p)->remove_eh_frame(layout);
+
+ for (typename Stub_tables::iterator p = this->stub_tables_.begin();
+ p != this->stub_tables_.end();
+ ++p)
+ (*p)->add_eh_frame(layout);
+
typedef Unordered_set<Output_section*> Output_sections;
Output_sections os_need_update;
for (typename Stub_tables::iterator p = this->stub_tables_.begin();
@@ -3342,7 +3352,6 @@ Target_powerpc<size, big_endian>::do_relax(int pass,
if ((*p)->size_update())
{
again = true;
- (*p)->add_eh_frame(layout);
os_need_update.insert((*p)->output_section());
}
}
@@ -4244,25 +4253,39 @@ class Stub_table : public Output_relaxed_input_section
void
add_eh_frame(Layout* layout)
{
- if (!this->eh_frame_added_)
- {
- if (!parameters->options().ld_generated_unwind_info())
- return;
+ if (!parameters->options().ld_generated_unwind_info())
+ return;
- // Since we add stub .eh_frame info late, it must be placed
- // after all other linker generated .eh_frame info so that
- // merge mapping need not be updated for input sections.
- // There is no provision to use a different CIE to that used
- // by .glink.
- if (!this->targ_->has_glink())
- return;
+ // Since we add stub .eh_frame info late, it must be placed
+ // after all other linker generated .eh_frame info so that
+ // merge mapping need not be updated for input sections.
+ // There is no provision to use a different CIE to that used
+ // by .glink.
+ if (!this->targ_->has_glink())
+ return;
- layout->add_eh_frame_for_plt(this,
- Eh_cie<size>::eh_frame_cie,
- sizeof (Eh_cie<size>::eh_frame_cie),
- default_fde,
- sizeof (default_fde));
- this->eh_frame_added_ = true;
+ if (this->plt_size_ + this->branch_size_ + this->need_save_res_ == 0)
+ return;
+
+ layout->add_eh_frame_for_plt(this,
+ Eh_cie<size>::eh_frame_cie,
+ sizeof (Eh_cie<size>::eh_frame_cie),
+ default_fde,
+ sizeof (default_fde));
+ this->eh_frame_added_ = true;
+ }
+
+ void
+ remove_eh_frame(Layout* layout)
+ {
+ if (this->eh_frame_added_)
+ {
+ layout->remove_eh_frame_for_plt(this,
+ Eh_cie<size>::eh_frame_cie,
+ sizeof (Eh_cie<size>::eh_frame_cie),
+ default_fde,
+ sizeof (default_fde));
+ this->eh_frame_added_ = false;
}
}