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| author | H.J. Lu <hjl.tools@gmail.com> | 2020-05-01 08:53:47 -0700 |
|---|---|---|
| committer | H.J. Lu <hjl.tools@gmail.com> | 2020-05-01 08:59:32 -0700 |
| commit | e977e74712cf8df6ff44ead0a5c0ffd3cb9aa065 (patch) | |
| tree | da1f47d461095f7fcbe1fb48b8494b8f3dc95ee9 /gold | |
| parent | 693196cba23b888d7014a3533b132b756e8d4e79 (diff) | |
| download | gdb-e977e74712cf8df6ff44ead0a5c0ffd3cb9aa065.zip gdb-e977e74712cf8df6ff44ead0a5c0ffd3cb9aa065.tar.gz gdb-e977e74712cf8df6ff44ead0a5c0ffd3cb9aa065.tar.bz2 | |
gold: Handle local IFUNC symbol for APLT
Handle local IFUNC symbol for APLT like global IFUNC symbol.
PR gold/25872
* x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local):
Handle local IFUNC symbol.
(Output_data_plt_x86_64_ibt::do_address_for_local): Likewise.
Diffstat (limited to 'gold')
| -rw-r--r-- | gold/ChangeLog | 7 | ||||
| -rw-r--r-- | gold/x86_64.cc | 14 |
2 files changed, 19 insertions, 2 deletions
diff --git a/gold/ChangeLog b/gold/ChangeLog index 4466f4d..cc62a3e 100644 --- a/gold/ChangeLog +++ b/gold/ChangeLog @@ -1,3 +1,10 @@ +2020-05-01 H.J. Lu <hongjiu.lu@intel.com> + + PR gold/25872 + * x86_64.cc (Output_data_plt_x86_64_bnd::do_address_for_local): + Handle local IFUNC symbol. + (Output_data_plt_x86_64_ibt::do_address_for_local): Likewise. + 2020-03-19 Fangrui Song <maskray@google.com> * options.h (General_options): Add --no-rosegment option. diff --git a/gold/x86_64.cc b/gold/x86_64.cc index 8b6027e..6219c8e 100644 --- a/gold/x86_64.cc +++ b/gold/x86_64.cc @@ -2086,7 +2086,12 @@ Output_data_plt_x86_64_bnd::do_address_for_local(const Relobj* object, unsigned int r_sym) { // Convert the PLT offset into an APLT offset. - unsigned int plt_offset = ((object->local_plt_offset(r_sym) - plt_entry_size) + const Sized_relobj_file<64, false>* sized_relobj = + static_cast<const Sized_relobj_file<64, false>*>(object); + const Symbol_value<64>* psymval = sized_relobj->local_symbol(r_sym); + unsigned int plt_offset = ((object->local_plt_offset(r_sym) + - (psymval->is_ifunc_symbol() + ? 0 : plt_entry_size)) / (plt_entry_size / aplt_entry_size)); return (this->address() + this->aplt_offset_ @@ -2260,7 +2265,12 @@ Output_data_plt_x86_64_ibt<size>::do_address_for_local(const Relobj* object, unsigned int r_sym) { // Convert the PLT offset into an APLT offset. - unsigned int plt_offset = ((object->local_plt_offset(r_sym) - plt_entry_size) + const Sized_relobj_file<size, false>* sized_relobj = + static_cast<const Sized_relobj_file<size, false>*>(object); + const Symbol_value<size>* psymval = sized_relobj->local_symbol(r_sym); + unsigned int plt_offset = ((object->local_plt_offset(r_sym) + - (psymval->is_ifunc_symbol() + ? 0 : plt_entry_size)) / (plt_entry_size / aplt_entry_size)); return (this->address() + this->aplt_offset_ |