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1 # Copyright (C) 2001-2018 Free Software Foundation, Inc.
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111
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2
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3 # This program is free software; you can redistribute it and/or modify
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4 # it under the terms of the GNU General Public License as published by
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5 # the Free Software Foundation; either version 3 of the License, or
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6 # (at your option) any later version.
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7 #
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8 # This program is distributed in the hope that it will be useful,
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9 # but WITHOUT ANY WARRANTY; without even the implied warranty of
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10 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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11 # GNU General Public License for more details.
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12 #
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13 # You should have received a copy of the GNU General Public License
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14 # along with GCC; see the file COPYING3. If not see
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15 # <http://www.gnu.org/licenses/>.
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16 #
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17 # Test the functionality of programs compiled with profile-directed block
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18 # ordering using -fprofile-arcs followed by -fbranch-probabilities.
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19
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20 load_lib target-supports.exp
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21
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22 # Some targets don't have any implementation of __bb_init_func or are
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23 # missing other needed machinery.
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24 if { ![check_profiling_available "-fprofile-arcs"] } {
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25 return
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26 }
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27
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28 # The procedures in profopt.exp need these parameters.
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29 set tool g++
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30 set prof_ext "gcda"
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31
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32 if $tracelevel then {
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33 strace $tracelevel
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34 }
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35
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36 # Load support procs.
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37 load_lib profopt.exp
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38
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39 # Save and override the default list defined in profopt.exp.
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40 set bprob_save_profopt_options $PROFOPT_OPTIONS
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41 set PROFOPT_OPTIONS [list \
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42 { -g } \
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43 { -O0 } \
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44 { -O1 } \
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45 { -O2 } \
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46 { -O3 } \
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47 { -O3 -g } \
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48 { -Os } ]
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49
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50 if $tracelevel then {
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51 strace $tracelevel
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52 }
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53
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54 set profile_options "-fprofile-arcs"
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55 set feedback_options "-fbranch-probabilities"
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56 set profile_wrapper ""
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57
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58 # Main loop.
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59 foreach profile_option $profile_options feedback_option $feedback_options {
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60 foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.C]] {
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61 # If we're only testing specific files and this isn't one of them, skip it.
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62 if ![runtest_file_p $runtests $src] then {
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63 continue
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64 }
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65 profopt-execute $src
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66 }
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67 }
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68
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69 foreach src [lsort [glob -nocomplain $srcdir/$subdir/*.C]] {
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70 if ![runtest_file_p $runtests $src] then {
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71 continue
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72 }
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73 auto-profopt-execute $src
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74 }
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75
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76 set PROFOPT_OPTIONS $bprob_save_profopt_options
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