binutils-gdb/gold/testsuite/icf_test.sh
Alan Modra 4d9aa15515 * powerpc.cc (is_branch_reloc): Forward declare.
(Target_powerpc::do_can_check_for_function_pointers): New predicate.
	(Target_powerpc::Scan::local_reloc_may_be_function_pointer): Return
	false for 64-bit, true for 32-bit non-branch relocs.
	(Target_powerpc::Scan::global_reloc_may_be_function_pointer): Likewise.
	* testsuite/Makefile.am (icf_test): Use linker map file instead of
	nm output.
	(icf_safe_test): Generate linker map file as well as nm output.
	(icf_safe_so_test): Likewise.
	* testsuite/Makefile.in: Regenerate.
	* testsuite/icf_test.sh: Parse linker map file to determine
	section folding.
	* testsuite/icf_safe_test.sh: Likewise.  Expect folding for PowerPC.
	* testsuite/icf_safe_so_test.sh: Likewise.
	(X86_32_or_ARM_specific_safe_fold): Merge into..
	(arch_specific_safe_fold): ..this.
	(X86_64_specific_safe_fold): Delete unused function.
2013-03-12 22:46:19 +00:00

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#!/bin/sh
# icf_test.sh -- test --icf
# Copyright 2009 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 works as expected.
# File icf_test.cc is in this test. This program checks if the
# identical sections are correctly folded.
check()
{
awk "
BEGIN { discard = 0; }
/^Discarded input/ { discard = 1; }
/^Memory map/ { discard = 0; }
/.*\\.text\\..*($2|$3).*/ { act[discard] = act[discard] \" \" \$0; }
END {
# printf \"kept\" act[0] \"\\nfolded\" act[1] \"\\n\";
if (length(act[0]) == 0 || length(act[1]) == 0)
{
printf \"Identical Code Folding did not fold $2 and $3\\n\"
exit 1;
}
}" $1
}
check icf_test.map "folded_func" "kept_func"