# Copyright (C) 2014-2023 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/>.

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

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

# Load support procs.
load_lib gcc-dg.exp

# Initialize `dg'.
load_lib c-torture.exp

dg-init

# The default action for a test is 'run'.  Save current default.
global dg-do-what-default
set save-dg-do-what-default ${dg-do-what-default}

# For ARM, make sure that we have a target compatible with NEON, and do
# not attempt to run execution tests if the hardware doesn't support it.
if {[istarget arm*-*-*]} then {
    if {![check_effective_target_arm_neon_ok]} then {
      return
    }
    if {![is-effective-target arm_neon_hw]} then {
        set dg-do-what-default compile
    } else {
        set dg-do-what-default run
    }
} else {
    set dg-do-what-default run
}

torture-init
set-torture-options $C_TORTURE_OPTIONS {{}} $LTO_TORTURE_OPTIONS

# Make sure Neon flags are provided, if necessary.  Use fp16 if we can.
# Use fp16 arithmetic operations if the hardware supports it.
if {[check_effective_target_arm_v8_2a_fp16_neon_hw]} then {
  set additional_flags [add_options_for_arm_v8_2a_fp16_neon ""]
} elseif {[check_effective_target_arm_neon_fp16_ok]} then {
  set additional_flags [add_options_for_arm_neon_fp16 ""]
} else {
  set additional_flags [add_options_for_arm_neon ""]
}

# Main loop.
gcc-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/*.c]] \
	       "" ${additional_flags}

# All done.
set dg-do-what-default ${save-dg-do-what-default}
torture-finish
dg-finish