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# Copyright (C) 1997, 2004, 2007 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

# .

# 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.

set DEFAULT_VECTCFLAGS ""

# These flags are used for all targets.

lappend DEFAULT_VECTCFLAGS "-O2" "-ftree-vectorize" \

  "-ftree-vectorizer-verbose=4" "-fdump-tree-vect-stats"

# 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 [istarget "powerpc*-*-*"] {

    # If there are powerpc targets to skip, do it here.

    lappend DEFAULT_VECTCFLAGS "-maltivec"

    if [check_vmx_hw_available] {

        set dg-do-what-default run

    } else {

        if [is-effective-target ilp32] {

            # Specify a cpu that supports VMX for compile-only tests.

            lappend DEFAULT_VECTCFLAGS "-mcpu=7400"

        }

        set dg-do-what-default compile

    }

} elseif { [istarget "i?86-*-*"] || [istarget "x86_64-*-*"] } {

    lappend DEFAULT_VECTCFLAGS "-msse2"

    set dg-do-what-default run

} elseif [istarget "mipsisa64*-*-*"] {

    lappend DEFAULT_VECTCFLAGS "-mpaired-single"

    set dg-do-what-default run

} elseif [istarget "sparc*-*-*"] {

    lappend DEFAULT_VECTCFLAGS "-mcpu=ultrasparc" "-mvis"

    set dg-do-what-default run

} elseif [istarget "alpha*-*-*"] {

    lappend DEFAULT_VECTCFLAGS "-mmax"

    if [check_alpha_max_hw_available] {

        set dg-do-what-default run

    } else {

        set dg-do-what-default compile

    }

} elseif [istarget "ia64-*-*"] {

    set dg-do-what-default run

} else {

    return

}

# Return 1 if the effective target is LP64 or if the effective target

# does not support a vector alignment mechanism.

proc check_effective_target_lp64_or_vect_no_align { } {

    if { [is-effective-target lp64]

          || [is-effective-target vect_no_align] } {

        set answer 1

    } else {

        set answer 0

    }

    return $answer

}

# Initialize `dg'.

dg-init

# Main loop.

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

# Clean up.

set dg-do-what-default ${save-dg-do-what-default}

# All done.

dg-finish