gcc/testsuite/gcc.dg/torture/stackalign/stackalign.exp

   1 # Copyright (C) 2008-2014 Free Software Foundation, Inc.
   2
   3 # This program is free software; you can redistribute it and/or modify
   4 # it under the terms of the GNU General Public License as published by
   5 # the Free Software Foundation; either version 3 of the License, or
   6 # (at your option) any later version.
   7 #
   8 # This program is distributed in the hope that it will be useful,
   9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  11 # GNU General Public License for more details.
  12 #
  13 # You should have received a copy of the GNU General Public License
  14 # along with GCC; see the file COPYING3.  If not see
  15 # <http://www.gnu.org/licenses/>.
  16
  17 # This harness is for tests that should be run at all optimisation levels.
  18
  19 load_lib gcc-dg.exp
  20 load_lib torture-options.exp
  21
  22 global DG_TORTURE_OPTIONS LTO_TORTURE_OPTIONS
  23
  24 dg-init
  25 torture-init
  26
  27 # default_flags are replaced by a dg-options test directive, or appended
  28 # to by using dg-additional-options.  Use default_flags for options that
  29 # are used in all of the torture sets to limit the amount of noise in
  30 # test summaries.
  31 set default_flags ""
  32
  33 # torture_flags are combined with other torture options and do not
  34 # affect options specified within a test.
  35 set torture_flags ""
  36
  37 set stackalign_options [list]
  38 if { [check_effective_target_automatic_stack_alignment] } then {
  39     append default_flags " -mstackrealign"
  40     append default_flags " -mpreferred-stack-boundary=5"
  41 }
  42 if { [istarget i?86*-*-*] || [istarget x86_64-*-*] } then {
  43     append default_flags " -mno-mmx"
  44 }
  45 lappend stackalign_options [join $torture_flags]
  46
  47 if { [check_effective_target_fpic] } then {
  48     set pic_torture_flags $torture_flags
  49     append pic_torture_flags " -fpic"
  50     lappend stackalign_options [join $pic_torture_flags]
  51 }
  52
  53 if { [check_effective_target_automatic_stack_alignment] } then {
  54     append torture_flags " -mforce-drap"
  55     lappend stackalign_options [join $torture_flags]
  56     if { [check_effective_target_fpic] } then {
  57         set pic_torture_flags $torture_flags
  58         append pic_torture_flags " -fpic"
  59         lappend stackalign_options [join $pic_torture_flags]
  60     }
  61 }
  62
  63 # Combine stackalign options with the usual torture optimization flags.
  64 set-torture-options [concat $DG_TORTURE_OPTIONS $LTO_TORTURE_OPTIONS] $stackalign_options
  65
  66 gcc-dg-runtest [lsort [glob $srcdir/$subdir/*.c]] "" "$default_flags"
  67
  68 torture-finish
  69 dg-finish