2d924fd9eb
set tls_segment_ or relro_segment_. (Layout::make_output_segment): Set tls_segment_ and relro_segment_ when appropriate. * output.h (Output_section::clear_is_relro): New function. * output.cc (Output_segment::add_output_section): Handle SHF_TLS sections specially even when output_data_ is empty. (Output_segment::maximum_alignment): When first section is relro, only force alignment for PT_LOAD segments. * script.cc (script_data_segment_align): New function. (script_data_segment_relro_end): New function. * script-c.h (script_data_segment_align): Declare. (script_data_segment_relro_end): Declare. * script-sections.h (class Script_sections): Declare data_segment_align and data_segment_relro_end. Add fields segment_align_index_ and saw_relro_end_. * script-sections.cc (class Sections_element): Add set_is_relro virtual function. Add new bool* parameter to place_orphan_here. Add get_output_section virtual function. (class Output_section_definition): Add set_is_relro. Add new bool* parameter to place_orphan_here. Add get_output_section. Add is_relro_ field. (Output_section_definition::Output_section_definition): Initialize evaluated_address_, evaluated_load_address, evaluated_addralign_, and is_relro_ fields. (Output_section_definition::place_orphan_here): Add is_relro parameter. (Output_section_definition::set_section_addresses): Set relro for output section. (Output_section_definition::alternate_constraint): Likewise. (class Orphan_output_section): Add new bool* parameter to place_orphan_here. Add get_output_section. (Orphan_output_section::place_orphan_here): Add is_relro parameter. (Script_sections::Script_sections): Initialize data_segment_align_index_ and saw_relro_end_. (Script_sections::data_segment_align): New function. (Script_sections::data_segment_relro_end): New function. (Script_sections::place_orphan): Set or clear is_relro. (Script_sections::set_section_addresses): Force alignment of first TLS section. * yyscript.y (exp): Call script_data_segment_align and script_data_segment_relro_end. * testsuite/relro_script_test.t: New file. * testsuite/relro_test.cc (using_script): Declare. (t1, t2): Test using_script. * testsuite/Makefile.am (check_PROGRAMS): Add relro_script_test. (relro_script_test_SOURCES): Define. (relro_script_test_DEPENDENCIES): Define. (relro_script_test_LDFLAGS): Define. (relro_script_test_LDADD): Define. (relro_script_test.so): New target. * testsuite/Makefile.in: Rebuild.
52 lines
1.7 KiB
Raku
52 lines
1.7 KiB
Raku
/* relro_test.t -- relro script test for gold
|
|
|
|
Copyright 2008 Free Software Foundation, Inc.
|
|
Written by Ian Lance Taylor <iant@google.com>.
|
|
|
|
This file is part of gold.
|
|
|
|
This program is free software; you can redistribute it and/or modify
|
|
it under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation; either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
This program is distributed in the hope that it will be useful,
|
|
but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
GNU General Public License for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with this program; if not, write to the Free Software
|
|
Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
|
|
MA 02110-1301, USA. */
|
|
|
|
/* With luck this will work on all platforms. */
|
|
|
|
using_script = 1;
|
|
|
|
SECTIONS
|
|
{
|
|
. = SIZEOF_HEADERS;
|
|
|
|
.text : { *(.text) }
|
|
|
|
.eh_frame : ONLY_IF_RO { KEEP(*(.eh_frame)) }
|
|
|
|
. = (ALIGN(CONSTANT(MAXPAGESIZE))
|
|
- ((CONSTANT(MAXPAGESIZE) - .) & (CONSTANT(MAXPAGESIZE) - 1)));
|
|
. = DATA_SEGMENT_ALIGN(CONSTANT(MAXPAGESIZE), CONSTANT(COMMONPAGESIZE));
|
|
|
|
.eh_frame : ONLY_IF_RW { KEEP(*(.eh_frame)) }
|
|
.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
|
|
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
|
|
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*)
|
|
*(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
|
|
.dynamic : { *(.dynamic) }
|
|
.got : { *(.got) }
|
|
|
|
. = DATA_SEGMENT_RELRO_END(0, .);
|
|
|
|
.data : { *(.data .data.* .gnu.linkonce.d.*) }
|
|
|
|
. = DATA_SEGMENT_END (.);
|
|
}
|