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#   Copyright (C) 1997, 1999, 2000, 2001, 2003, 2007, 2010
#   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/>.

load_lib gcc-dg.exp

# Define gcc callbacks for dg.exp.

proc objc-dg-test { prog do_what extra_tool_flags } {
    return [gcc-dg-test-1 objc_target_compile $prog $do_what $extra_tool_flags]
}

proc objc-dg-prune { system text } {
    return [gcc-dg-prune $system $text]
}

# Utility routines.

# Modified dg-runtest that can cycle through a list of optimization options
# as c-torture does.
proc objc-dg-runtest { testcases default-extra-flags } {
    global runtests

    # Some callers set torture options themselves; don't override those.
    set existing_torture_options [torture-options-exist]
    if { $existing_torture_options == 0 } {
        global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS
        torture-init
        set-torture-options $DG_TORTURE_OPTIONS [list {}] $LTO_TORTURE_OPTIONS
    }
    dump-torture-options

    foreach test $testcases {
        global torture_with_loops torture_without_loops
        # If we're only testing specific files and this isn't one of
        # them, skip it.
        if ![runtest_file_p $runtests $test] {
            continue
        }

        # Look for a loop within the source code - if we don't find one,
        # don't pass -funroll[-all]-loops.
        if [expr [search_for $test "for*("]+[search_for $test "while*("]] {
            set option_list $torture_with_loops
        } else {
            set option_list $torture_without_loops
        }

        set nshort [file tail [file dirname $test]]/[file tail $test]

        foreach flags $option_list {
            # combine flags so that dg-skip & xfail will see the extras.
            set combined_flags "$flags ${default-extra-flags}"
            verbose "Testing $nshort, $combined_flags" 1
            dg-test $test $combined_flags ""
        }
    }

    if { $existing_torture_options == 0 } {
        torture-finish
    }
}