list-nodiffs.sh

list-nodiffs.sh

tempsrc=`mktemp`
temptgt=`mktemp`

# 1. src.ll/tgt.ll tests
for i in `find . -name "*.src.ll"`; do
  itgt="${i%.src.ll}.tgt.ll"

  grep -v '^;' $i | awk 'NF' >$tempsrc # ignore comments and whitespaces
  grep -v '^;' $itgt | awk 'NF' >$temptgt

	diff ${tempsrc} ${temptgt} >/dev/null
  if [ "$?" == 0 ]; then
    echo "NODIFF: $i"
  fi
done

# 2. .srctgt.ll tests
temptxt=`mktemp`
for i in `find . -name "*.srctgt.ll"`; do
  grep -v '^;' $i | awk 'NF' >$temptxt # ignore comments and whitespaces

  rm -f $tempsrc $temptgt
  dest=
  while read -r line; do
    if [[ $line == *"@src"* ]]; then
      dest=$tempsrc
    elif [[ $line == *"@tgt"* ]]; then
      if [[ ! -f $tempsrc ]]; then
        # no @src() but yes @tgt()?
        break
      fi
      dest=$temptgt
    fi
    if [[ $dest != "" ]]; then
      echo $line >>$dest
    fi
  done < $temptxt

  if [ ! -f $temptgt ]; then
    # it does not have @tgt()
    echo "ill-formed test: $i"
    continue
  fi

  sed 's/@tgt/@src/g' $temptgt >$temptxt

	diff ${tempsrc} ${temptxt} >/dev/null
  if [ "$?" == 0 ]; then
    echo "NODIFF: $i"
  fi
done