gcc/testsuite/gcc.misc-tests/bprob.exp

   1 #   Copyright (C) 2001, 2002, 2004, 2007, 2008, 2011, 2012
   2 #   Free Software Foundation, Inc.
   3
   4 # This program is free software; you can redistribute it and/or modify
   5 # it under the terms of the GNU General Public License as published by
   6 # the Free Software Foundation; either version 3 of the License, or
   7 # (at your option) any later version.
   8 #
   9 # This program is distributed in the hope that it will be useful,
  10 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  11 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12 # GNU General Public License for more details.
  13 #
  14 # You should have received a copy of the GNU General Public License
  15 # along with GCC; see the file COPYING3.  If not see
  16 # <http://www.gnu.org/licenses/>.
  17
  18 # Test the functionality of programs compiled with profile-directed block
  19 # ordering using -fprofile-arcs followed by -fbranch-probabilities.
  20
  21 load_lib target-supports.exp
  22
  23 # Some targets don't have any implementation of __bb_init_func or are
  24 # missing other needed machinery.
  25 if { ![check_profiling_available "-fprofile-arcs"] } {
  26     return
  27 }
  28
  29 # The procedures in profopt.exp need these parameters.
  30 set tool gcc
  31 set prof_ext "gcda"
  32 set perf_ext tim
  33
  34 if $tracelevel then {
  35     strace $tracelevel
  36 }
  37
  38 # Load support procs.
  39 load_lib profopt.exp
  40
  41 # Save and override the default list defined in profopt.exp.
  42 set bprob_save_profopt_options $PROFOPT_OPTIONS
  43 set PROFOPT_OPTIONS [list { -O2 } { -O3  }]
  44
  45 set profile_options "-fprofile-arcs"
  46 set feedback_options "-fbranch-probabilities"
  47
  48 foreach profile_option $profile_options feedback_option $feedback_options {
  49     foreach src [lsort [glob -nocomplain $srcdir/$subdir/bprob-*.c]] {
  50         # If we're only testing specific files and this isn't one of them, skip it.
  51         if ![runtest_file_p $runtests $src] then {
  52             continue
  53         }
  54         profopt-execute $src
  55     }
  56 }
  57
  58 set PROFOPT_OPTIONS $bprob_save_profopt_options