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author | Ian Lance Taylor <ian@airs.com> | 2009-10-14 05:25:02 +0000 |
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committer | Ian Lance Taylor <ian@airs.com> | 2009-10-14 05:25:02 +0000 |
commit | 374ad2854b4a69a0efdb29f8f1122b4472e8055b (patch) | |
tree | bdef35b60f15322094f5a6c77b05bfa2416dc074 /gold/layout.cc | |
parent | fc1ed737279ecd7ab047b583a411e626a678207d (diff) | |
download | gdb-374ad2854b4a69a0efdb29f8f1122b4472e8055b.zip gdb-374ad2854b4a69a0efdb29f8f1122b4472e8055b.tar.gz gdb-374ad2854b4a69a0efdb29f8f1122b4472e8055b.tar.bz2 |
Add support for -pie.
* options.h (class General_options): Add -pie and
--pic-executable.
(General_options::output_is_position_independent): Test -pie.
(General_options::output_is_executable): Return true if not shared
and not relocatable.
(General_options::output_is_pie): Remove.
* options.cc (General_options::finalize): Reject incompatible uses
of -pie.
* gold.cc (queue_middle_tasks): A -pie link is not static.
* symtab.h (Symbol::needs_plt_entry): Return false if -pie.
* symtab.cc (Symbol::final_value_is_known): Return false if
output_is_position_independent.
* layout.cc (Layout::set_segment_offsets): Start at address 0 if
output_is_position_independent.
* output.cc (Output_file_header::do_sized_write): Use ET_DYN if
output_is_position_independent.
* i386.cc (Output_data_plt_i386::do_write): Use the PIC PLT if
output_is_position_independent.
* testsuite/Makefile.am (check_PROGRAMS): Add basic_pie_test and
two_file_pie_test.
(basic_pie_test.o, basic_pie_test): New targets.
(two_file_test_1_pie.o, two_file_test_1b_pie.o): New targets.
(two_file_test_2_pie.o, two_file_test_main_pie.o): New targets.
(two_file_pie_test): New target.
* testsuite/Makefile.in: Rebuild.
* README: Remove note saying that -pie is not supported.
Diffstat (limited to 'gold/layout.cc')
-rw-r--r-- | gold/layout.cc | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/gold/layout.cc b/gold/layout.cc index d198ce2..2496530 100644 --- a/gold/layout.cc +++ b/gold/layout.cc @@ -2144,7 +2144,7 @@ Layout::set_segment_offsets(const Target* target, Output_segment* load_seg, uint64_t addr; if (parameters->options().user_set_Ttext()) addr = parameters->options().Ttext(); - else if (parameters->options().shared()) + else if (parameters->options().output_is_position_independent()) addr = 0; else addr = target->default_text_segment_address(); |