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# Copyright (C) 1997, 2004, 2005, 2006, 2007, 2008, 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/>.

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

# Load support procs.
load_lib gcc-dg.exp

# Exit immediately if this isn't a x86 target.
if { ![istarget i?86*-*-*] && ![istarget x86_64-*-*] } then {
  return
}

# 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" "-fvect-cost-model"

# 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}

if { ![check_effective_target_sse2] } then {
  return
}
lappend DEFAULT_VECTCFLAGS "-msse2"
if [check_sse2_hw_available] {
    set dg-do-what-default run
} else {
    set dg-do-what-default compile
}

# Initialize `dg'.
dg-init

lappend DEFAULT_VECTCFLAGS "-fdump-tree-vect-details"

# Main loop.
dg-runtest [lsort [glob -nocomplain $srcdir/$subdir/costmodel-vect-*.\[cS\]]]  \
        "" $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/costmodel-fast-math-vect*.\[cS\]]]  \
        "" $DEFAULT_VECTCFLAGS

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

# All done.
dg-finish