# Copyright (C) 2001-2014 Free Software Foundation, Inc. # 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 GCC; see the file COPYING3. If not see # . # Test the functionality of programs compiled with profile-directed block # ordering using -fprofile-arcs followed by -fbranch-probabilities. load_lib target-supports.exp # Some targets don't have any implementation of __bb_init_func or are # missing other needed machinery. if { ![check_profiling_available "-fprofile-arcs"] } { return } # The procedures in profopt.exp need these parameters. set tool gcc set prof_ext "gcda" set perf_ext tim if $tracelevel then { strace $tracelevel } # Load support procs. load_lib profopt.exp # Save and override the default list defined in profopt.exp. set bprob_save_profopt_options $PROFOPT_OPTIONS set PROFOPT_OPTIONS [list { -O2 } { -O3 }] set profile_options "-fprofile-arcs" set feedback_options "-fbranch-probabilities" foreach profile_option $profile_options feedback_option $feedback_options { foreach src [lsort [glob -nocomplain $srcdir/$subdir/bprob-*.c]] { # If we're only testing specific files and this isn't one of them, skip it. if ![runtest_file_p $runtests $src] then { continue } profopt-execute $src } } set PROFOPT_OPTIONS $bprob_save_profopt_options