gcc/testsuite/g++.dg/bprob/bprob.exp

   1 #   Copyright (C) 2001-2019 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 # Test the functionality of programs compiled with profile-directed block
  18 # ordering using -fprofile-arcs followed by -fbranch-probabilities.
  19
  20 load_lib target-supports.exp
  21
  22 # Some targets don't have any implementation of __bb_init_func or are
  23 # missing other needed machinery.
  24 if { ![check_profiling_available "-fprofile-arcs"] } {
  25     return
  26 }
  27
  28 # The procedures in profopt.exp need these parameters.
  29 set tool g++
  30 set prof_ext "gcda"
  31
  32 if $tracelevel then {
  33     strace $tracelevel
  34 }
  35
  36 # Load support procs.
  37 load_lib profopt.exp
  38
  39 # Save and override the default list defined in profopt.exp.
  40 set bprob_save_profopt_options $PROFOPT_OPTIONS
  41 set PROFOPT_OPTIONS [list \
  42         { -g } \
  43         { -O0 } \
  44         { -O1 } \
  45         { -O2 } \
  46         { -O3 } \
  47         { -O3 -g } \
  48         { -Os } ]
  49
  50 if $tracelevel then {
  51     strace $tracelevel
  52 }
  53
  54 set profile_options "-fprofile-arcs"
  55 set feedback_options "-fbranch-probabilities"
  56 set profile_wrapper ""
  57
  58 # Main loop.
  59 foreach profile_option $profile_options feedback_option $feedback_options {
  60     foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.C]] {
  61         # If we're only testing specific files and this isn't one of them, skip it.
  62         if ![runtest_file_p $runtests $src] then {
  63             continue
  64         }
  65         profopt-execute $src
  66     }
  67 }
  68
  69 foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.C]] {
  70     if ![runtest_file_p $runtests $src] then {
  71         continue
  72     }
  73     auto-profopt-execute $src
  74 }
  75
  76 set PROFOPT_OPTIONS $bprob_save_profopt_options