diff options
author | Sriraman Tallam <tmsriram@google.com> | 2010-02-13 02:04:21 +0000 |
---|---|---|
committer | Sriraman Tallam <tmsriram@google.com> | 2010-02-13 02:04:21 +0000 |
commit | 21bb3914d64c5fb946423572fe895d2a08531030 (patch) | |
tree | e54ee31d83ccdcab0f5d392c6e1d1a683809b98d /gold/testsuite/icf_safe_so_test.sh | |
parent | 6076632b700e20fbb180fd582ed892ed3d0c2d91 (diff) | |
download | ppe42-binutils-21bb3914d64c5fb946423572fe895d2a08531030.tar.gz ppe42-binutils-21bb3914d64c5fb946423572fe895d2a08531030.zip |
2010-02-12 Sriraman Tallam <tmsriram@google.com>
* arm.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* sparc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* powerpc.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* i386.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
* x86_64.cc (Scan::local_reloc_may_be_function_pointer): New function.
(Scan::global_reloc_may_be_function_pointer): New function.
(Scan::possible_function_pointer_reloc): New function.
(Target_x86_64::can_check_for_function_pointers): New function.
* gc.h (gc_process_relocs): Scan relocation types to determine if
function pointers were taken for targets that support it.
* icf.cc (Icf::find_identical_sections): Include functions for
folding in safe ICF whose pointer is not taken.
* icf.h (Secn_fptr_taken_set): New typedef.
(fptr_section_id_): New member.
(section_has_function_pointers): New function.
(set_section_has_function_pointers): New function.
(check_section_for_function_pointers): New function.
* options.h: Fix comment for safe ICF option.
* target.h (can_check_for_function_pointers): New function.
* testsuite/Makefile.am: Add icf_safe_so_test test case.
Modify icf_safe_test for X86-64.
* testsuite/Makefile.in: Regenerate.
* testsuite/icf_safe_so_test.cc: New file.
* testsuite/icf_safe_so_test.sh: New file.
* testsuite/icf_safe_test.cc (kept_func_3): New function.
(main): Change to take pointer to function kept_func_3.
* testsuite/icf_safe_test.sh (arch_specific_safe_fold): Check if safe
folding is done correctly for X86-64.
Diffstat (limited to 'gold/testsuite/icf_safe_so_test.sh')
-rwxr-xr-x | gold/testsuite/icf_safe_so_test.sh | 69 |
1 files changed, 69 insertions, 0 deletions
diff --git a/gold/testsuite/icf_safe_so_test.sh b/gold/testsuite/icf_safe_so_test.sh new file mode 100755 index 0000000000..db2e73ebc1 --- /dev/null +++ b/gold/testsuite/icf_safe_so_test.sh @@ -0,0 +1,69 @@ +# icf_safe_so_test.sh -- test --icf=safe + +# Copyright 2010 Free Software Foundation, Inc. +# Written by Sriraman Tallam <tmsriram@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. + +# The goal of this program is to verify if --icf=safe works as expected. +# File icf_safe_so_test.cc is in this test. The goal of this script is +# to verify if identical code folding in safe mode correctly folds +# functions in a shared object. + +check_nofold() +{ + func_addr_1=`grep $2 $1 | awk '{print $1}'` + func_addr_2=`grep $3 $1 | awk '{print $1}'` + if [ $func_addr_1 = $func_addr_2 ]; + then + echo "Safe Identical Code Folding folded" $2 "and" $3 + exit 1 + fi +} + +check_fold() +{ + func_addr_1=`grep $2 $1 | awk '{print $1}'` + func_addr_2=`grep $3 $1 | awk '{print $1}'` + if [ $func_addr_1 != $func_addr_2 ]; + then + echo "Safe Identical Code Folding did not fold " $2 "and" $3 + exit 1 + fi +} + +arch_specific_safe_fold() +{ + grep_x86_64=`grep -q "Advanced Micro Devices X86-64" $2` + if [ $? == 0 ]; + then + check_fold $1 $3 $4 + else + check_nofold $1 $3 $4 + fi +} + +check_nofold icf_safe_so_test_1.stdout "foo_prot" "foo_hidden" +check_nofold icf_safe_so_test_1.stdout "foo_prot" "foo_internal" +check_nofold icf_safe_so_test_1.stdout "foo_prot" "foo_static" +check_nofold icf_safe_so_test_1.stdout "foo_hidden" "foo_internal" +check_nofold icf_safe_so_test_1.stdout "foo_hidden" "foo_static" +check_nofold icf_safe_so_test_1.stdout "foo_internal" "foo_static" +arch_specific_safe_fold icf_safe_so_test_1.stdout icf_safe_so_test_2.stdout \ + "foo_glob" "bar_glob" + |