#  Assembly-based regression-test driver for the SVE ACLE
#  Copyright (C) 2009-2021 Free Software Foundation, Inc.
#
#  This file is part of GCC.
#
#  GCC 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, or (at your option)
#  any later version.
#
#  GCC 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/>.  */

# GCC testsuite that uses the `dg.exp' driver.

# Exit immediately if this isn't an AArch64 target.
if { ![istarget aarch64*-*-*] } {
    return
}

# Load support procs.
load_lib g++-dg.exp

# Initialize `dg'.
dg-init

# Force SVE if we're not testing it already.
if { [check_effective_target_aarch64_sve2] } {
    set sve2_flags ""
} else {
    set sve2_flags "-march=armv8.5-a+sve2"
}

# Turn off any codegen tweaks by default that may affect expected assembly.
# Tests relying on those should turn them on explicitly.
set sve2_flags "$sve2_flags -mtune=generic -moverride=tune=none"

set gcc_subdir [string replace $subdir 0 2 gcc]
lappend extra_flags "-fno-ipa-icf" "-I$srcdir/$gcc_subdir/../../sve/acle/asm"

global gcc_runtest_parallelize_limit_minor
if { [info exists gcc_runtest_parallelize_limit_minor] } {
    set old_limit_minor $gcc_runtest_parallelize_limit_minor
    set gcc_runtest_parallelize_limit_minor 1
}

torture-init
set-torture-options {
    "-std=c++98 -O0 -g"
    "-std=c++98 -O1 -g"
    "-std=c++11 -O2 -g"
    "-std=c++14 -O3 -g"
    "-std=c++17 -Og -g"
    "-std=c++2a -Os -g"
    "-std=gnu++98 -O2 -fno-schedule-insns -DCHECK_ASM --save-temps"
    "-std=gnu++11 -Ofast -g"
    "-std=gnu++17 -O3 -g"
    "-std=gnu++2a -O0 -g"
} {
    "-DTEST_FULL"
    "-DTEST_OVERLOADS"
}

# Main loop.
set files [glob -nocomplain $srcdir/$gcc_subdir/asm/*.c]
set save-dg-do-what-default ${dg-do-what-default}
if { [check_effective_target_aarch64_asm_sve2_ok]
     && [check_effective_target_aarch64_variant_pcs] } {
    set dg-do-what-default assemble
} else {
    set dg-do-what-default compile
}
gcc-dg-runtest [lsort $files] "" "$sve2_flags $extra_flags"
set dg-do-what-default ${save-dg-do-what-default}

torture-finish

if { [info exists gcc_runtest_parallelize_limit_minor] } {
    set gcc_runtest_parallelize_limit_minor $old_limit_minor
}

# All done.
dg-finish