# Copyright (C) 2001-2020 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
# <http://www.gnu.org/licenses/>.

# Test the functionality of programs compiled with profile-directed block
# ordering using -fprofile-generate followed by -fprofile-use.

load_lib target-supports.exp

# Some targets don't support tree profiling.
if { ![check_profiling_available "-fprofile-generate"] } {
    return
}

# The procedures in profopt.exp need these parameters.
set tool g++
set prof_ext "gcda"

if $tracelevel then {
    strace $tracelevel
}

# Load support procs.
load_lib profopt.exp

# Save and override the default list defined in profopt.exp.
set treeprof_save_profopt_options $PROFOPT_OPTIONS
set PROFOPT_OPTIONS [list {}]

# These are globals used by profopt-execute.  The first is options
# needed to generate profile data, the second is options to use the
# profile data.
set profile_option "-fprofile-generate -D_PROFILE_GENERATE"
set feedback_option "-fprofile-use -D_PROFILE_USE"
set profile_wrapper ""

foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.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
}

foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.C]] {
    if ![runtest_file_p $runtests $src] then {
        continue
    }
    auto-profopt-execute $src
}

set PROFOPT_OPTIONS $treeprof_save_profopt_options