diff options
Diffstat (limited to 'tools/memory-model/scripts/judgelitmus.sh')
| -rwxr-xr-x | tools/memory-model/scripts/judgelitmus.sh | 120 |
1 files changed, 99 insertions, 21 deletions
diff --git a/tools/memory-model/scripts/judgelitmus.sh b/tools/memory-model/scripts/judgelitmus.sh index 0cc63875e395..1ec5d89fcfbb 100755 --- a/tools/memory-model/scripts/judgelitmus.sh +++ b/tools/memory-model/scripts/judgelitmus.sh @@ -1,9 +1,22 @@ #!/bin/sh # SPDX-License-Identifier: GPL-2.0+ # -# Given a .litmus test and the corresponding .litmus.out file, check -# the .litmus.out file against the "Result:" comment to judge whether -# the test ran correctly. +# Given a .litmus test and the corresponding litmus output file, check +# the .litmus.out file against the "Result:" comment to judge whether the +# test ran correctly. If the --hw argument is omitted, check against the +# LKMM output, which is assumed to be in file.litmus.out. If either a +# "DATARACE" marker in the "Result:" comment or a "Flag data-race" marker +# in the LKMM output is present, the other must also be as well, at least +# for litmus tests having a "Result:" comment. In this case, a failure of +# the Always/Sometimes/Never portion of the "Result:" prediction will be +# noted, but forgiven. +# +# If the --hw argument is provided, this is assumed to be a hardware +# test, and the output is assumed to be in file.litmus.HW.out, where +# "HW" is the --hw argument. In addition, non-Sometimes verification +# results will be noted, but forgiven. Furthermore, if there is no +# "Result:" comment but there is an LKMM .litmus.out file, the observation +# in that file will be used to judge the assembly-language verification. # # Usage: # judgelitmus.sh file.litmus @@ -13,7 +26,7 @@ # # Copyright IBM Corporation, 2018 # -# Author: Paul E. McKenney <paulmck@linux.vnet.ibm.com> +# Author: Paul E. McKenney <paulmck@linux.ibm.com> litmus=$1 @@ -24,55 +37,120 @@ else echo ' --- ' error: \"$litmus\" is not a readable file exit 255 fi -if test -f "$LKMM_DESTDIR/$litmus".out -a -r "$LKMM_DESTDIR/$litmus".out +if test -z "$LKMM_HW_MAP_FILE" +then + litmusout=$litmus.out + lkmmout= +else + litmusout="`echo $litmus | + sed -e 's/\.litmus$/.litmus.'${LKMM_HW_MAP_FILE}'/'`.out" + lkmmout=$litmus.out +fi +if test -f "$LKMM_DESTDIR/$litmusout" -a -r "$LKMM_DESTDIR/$litmusout" then : else - echo ' --- ' error: \"$LKMM_DESTDIR/$litmus\".out is not a readable file + echo ' --- ' error: \"$LKMM_DESTDIR/$litmusout is not a readable file exit 255 fi -if grep -q '^ \* Result: ' $litmus +if grep -q '^Flag data-race$' "$LKMM_DESTDIR/$litmusout" +then + datarace_modeled=1 +fi +if grep -q '^[( ]\* Result: ' $litmus +then + outcome=`grep -m 1 '^[( ]\* Result: ' $litmus | awk '{ print $3 }'` + if grep -m1 '^[( ]\* Result: .* DATARACE' $litmus + then + datarace_predicted=1 + fi + if test -n "$datarace_predicted" -a -z "$datarace_modeled" -a -z "$LKMM_HW_MAP_FILE" + then + echo '!!! Predicted data race not modeled' $litmus + exit 252 + elif test -z "$datarace_predicted" -a -n "$datarace_modeled" + then + # Note that hardware models currently don't model data races + echo '!!! Unexpected data race modeled' $litmus + exit 253 + fi +elif test -n "$LKMM_HW_MAP_FILE" && grep -q '^Observation' $LKMM_DESTDIR/$lkmmout > /dev/null 2>&1 then - outcome=`grep -m 1 '^ \* Result: ' $litmus | awk '{ print $3 }'` + outcome=`grep -m 1 '^Observation ' $LKMM_DESTDIR/$lkmmout | awk '{ print $3 }'` else outcome=specified fi -grep '^Observation' $LKMM_DESTDIR/$litmus.out -if grep -q '^Observation' $LKMM_DESTDIR/$litmus.out +grep '^Observation' $LKMM_DESTDIR/$litmusout +if grep -q '^Observation' $LKMM_DESTDIR/$litmusout then : +elif grep ': Unknown macro ' $LKMM_DESTDIR/$litmusout +then + badname=`grep ': Unknown macro ' $LKMM_DESTDIR/$litmusout | + sed -e 's/^.*: Unknown macro //' | + sed -e 's/ (User error).*$//'` + badmsg=' !!! Current LKMM version does not know "'$badname'"'" $litmus" + echo $badmsg + if ! grep -q '!!!' $LKMM_DESTDIR/$litmusout + then + echo ' !!! '$badmsg >> $LKMM_DESTDIR/$litmusout 2>&1 + fi + exit 254 +elif grep '^Command exited with non-zero status 124' $LKMM_DESTDIR/$litmusout +then + echo ' !!! Timeout' $litmus + if ! grep -q '!!!' $LKMM_DESTDIR/$litmusout + then + echo ' !!! Timeout' >> $LKMM_DESTDIR/$litmusout 2>&1 + fi + exit 124 else echo ' !!! Verification error' $litmus - if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out + if ! grep -q '!!!' $LKMM_DESTDIR/$litmusout then - echo ' !!! Verification error' >> $LKMM_DESTDIR/$litmus.out 2>&1 + echo ' !!! Verification error' >> $LKMM_DESTDIR/$litmusout 2>&1 fi exit 255 fi if test "$outcome" = DEADLOCK then - if grep '^Observation' $LKMM_DESTDIR/$litmus.out | grep -q 'Never 0 0$' + if grep '^Observation' $LKMM_DESTDIR/$litmusout | grep -q 'Never 0 0$' then ret=0 else echo " !!! Unexpected non-$outcome verification" $litmus - if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out + if ! grep -q '!!!' $LKMM_DESTDIR/$litmusout then - echo " !!! Unexpected non-$outcome verification" >> $LKMM_DESTDIR/$litmus.out 2>&1 + echo " !!! Unexpected non-$outcome verification" >> $LKMM_DESTDIR/$litmusout 2>&1 fi ret=1 fi -elif grep '^Observation' $LKMM_DESTDIR/$litmus.out | grep -q $outcome || test "$outcome" = Maybe +elif grep '^Observation' $LKMM_DESTDIR/$litmusout | grep -q 'Never 0 0$' +then + echo " !!! Unexpected non-$outcome deadlock" $litmus + if ! grep -q '!!!' $LKMM_DESTDIR/$litmusout + then + echo " !!! Unexpected non-$outcome deadlock" $litmus >> $LKMM_DESTDIR/$litmusout 2>&1 + fi + ret=1 +elif grep '^Observation' $LKMM_DESTDIR/$litmusout | grep -q $outcome || test "$outcome" = Maybe then ret=0 else - echo " !!! Unexpected non-$outcome verification" $litmus - if ! grep -q '!!!' $LKMM_DESTDIR/$litmus.out + if test \( -n "$LKMM_HW_MAP_FILE" -a "$outcome" = Sometimes \) -o -n "$datarace_modeled" then - echo " !!! Unexpected non-$outcome verification" >> $LKMM_DESTDIR/$litmus.out 2>&1 + flag="--- Forgiven" + ret=0 + else + flag="!!! Unexpected" + ret=1 + fi + echo " $flag non-$outcome verification" $litmus + if ! grep -qe "$flag" $LKMM_DESTDIR/$litmusout + then + echo " $flag non-$outcome verification" >> $LKMM_DESTDIR/$litmusout 2>&1 fi - ret=1 fi -tail -2 $LKMM_DESTDIR/$litmus.out | head -1 +tail -2 $LKMM_DESTDIR/$litmusout | head -1 exit $ret |