# Copyright (C) 1997-2014 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
# <http://www.gnu.org/licenses/>.

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

# Load support procs.
load_lib gfortran-dg.exp
load_lib target-supports.exp

# Set up flags used for tests that don't specify options.
global DEFAULT_VECTCFLAGS
set DEFAULT_VECTCFLAGS ""

# These flags are used for all targets.
lappend DEFAULT_VECTCFLAGS "-O2" "-ftree-vectorize" "-fvect-cost-model=unlimited" \
  "-fdump-tree-vect-details"

# If the target system supports vector instructions, the default action
# for a test is 'run', otherwise it's 'compile'.  Save current default.
# Executing vector instructions on a system without hardware vector support
# is also disabled by a call to check_vect, but disabling execution here is
# more efficient.
global dg-do-what-default
set save-dg-do-what-default ${dg-do-what-default}

# Skip these tests for targets that do not support generating vector
# code.  Set additional target-dependent vector flags, which can be
# overridden by using dg-options in individual tests.
if ![check_vect_support_and_set_flags] {
    return
}

# Initialize `dg'.
dg-init

# Main loop.
gfortran-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/vect-*.\[fF\]{,90,95,03,08} ]] $DEFAULT_VECTCFLAGS
gfortran-dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/pr*.\[fF\]{,90,95,03,08} ]] $DEFAULT_VECTCFLAGS

#### Tests with special options
global SAVED_DEFAULT_VECTCFLAGS
set SAVED_DEFAULT_VECTCFLAGS $DEFAULT_VECTCFLAGS

# -ffast-math tests
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-ffast-math"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/fast-math-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# -ffast-math tests
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-ffast-math" "-fdefault-real-8"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/fast-math-real8*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# -fvect-cost-model tests
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-fvect-cost-model=dynamic"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/cost-model-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# --param vect-max-version-for-alias-checks=0 tests
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "--param" "vect-max-version-for-alias-checks=0"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-vfa-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# With -O3
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-O3"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/O3-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# With -Ofast
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-Ofast"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/Ofast-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# With -fno-tree-copy-prop -fno-tree-fre -O3
set DEFAULT_VECTCFLAGS $SAVED_DEFAULT_VECTCFLAGS
lappend DEFAULT_VECTCFLAGS "-fno-tree-copy-prop" "-fno-tree-fre" "-O3"
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/no-fre-no-copy-prop-O3-*.\[fF\]{,90,95,03,08} ]]  \
        "" $DEFAULT_VECTCFLAGS

# Clean up.
set dg-do-what-default ${save-dg-do-what-default}

# All done.
dg-finish