mono/mini/test_op_il_seq_point.sh

   1 #!/bin/bash
   2
   3 DEFAULT_PROFILE=$1
   4 TEST_FILE=$2
   5 USE_AOT=$3
   6
   7 TMP_FILE_PREFIX=$(basename $0).tmp
   8 BASEDIR=$(dirname $0)
   9
  10 case "$(uname -s)" in
  11         CYGWIN*) PLATFORM_PATH_SEPARATOR=';';;
  12         *) PLATFORM_PATH_SEPARATOR=':';;
  13 esac
  14
  15 MONO_PATH=$BASEDIR/../../mcs/class/lib/$DEFAULT_PROFILE$PLATFORM_PATH_SEPARATOR$BASEDIR
  16 RUNTIME=$BASEDIR/../../runtime/mono-wrapper
  17
  18 trap "rm -rf ${TMP_FILE_PREFIX}*" EXIT
  19
  20 tmp_file () {
  21         mktemp ./${TMP_FILE_PREFIX}XXXXXX
  22 }
  23
  24 clean_aot () {
  25         rm -rf *.exe.so *.exe.dylib *.exe.dylib.dSYM *.exe.dll
  26 }
  27
  28 # The test compares the generated native code size between a compilation with and without seq points.
  29 # In some architectures ie:amd64 when possible 32bit instructions and registers are used instead of 64bit ones.
  30 # Using MONO_DEBUG=single-imm-size avoids 32bit optimizations thus mantaining the native code size between compilations.
  31
  32 get_methods () {
  33         if [ -z $4 ]; then
  34                 MONO_PATH=$1 $2 -v --compile-all=1 $3 | grep '^Method .*code length' | sed 's/emitted[^()]*//' | sort
  35         else
  36                 clean_aot
  37                 MONO_PATH=$1 $2 -v --aot $3 | grep '^Method .*code length' | sed 's/emitted[^()]*//' | sort
  38         fi
  39 }
  40
  41 get_method () {
  42         if [ -z $5 ]; then
  43                 MONO_VERBOSE_METHOD="$4" MONO_PATH=$1 $2 --compile-all=1 $3 | sed 's/0x[0-9a-fA-F]*/0x0/g'
  44         else
  45                 clean_aot
  46                 MONO_VERBOSE_METHOD="$4" MONO_PATH=$1 $2 --aot $3 | sed 's/0x[0-9a-fA-F]*/0x0/g'
  47         fi
  48 }
  49
  50 diff_methods () {
  51         TMP_FILE1=$(tmp_file)
  52         TMP_FILE2=$(tmp_file)
  53         echo "$(MONO_DEBUG=no-compact-seq-points,single-imm-size get_methods $1 $2 $3 $4)" >$TMP_FILE1
  54         echo "$(MONO_DEBUG=single-imm-size get_methods $1 $2 $3 $4)" >$TMP_FILE2
  55         diff $TMP_FILE1 $TMP_FILE2
  56 }
  57
  58 diff_method () {
  59         TMP_FILE1=$(tmp_file)
  60         TMP_FILE2=$(tmp_file)
  61         echo "$(MONO_DEBUG=no-compact-seq-points,single-imm-size get_method $1 $2 $3 $4 $5)" >$TMP_FILE1
  62         echo "$(MONO_DEBUG=single-imm-size get_method $1 $2 $3 $4 $5 | grep -Ev il_seq_point)" >$TMP_FILE2
  63         sdiff -w 150 $TMP_FILE1 $TMP_FILE2
  64 }
  65
  66 get_method_name () {
  67         echo $1 | sed -E 's/.*Method (\([^)]*\) )?([^ ]*).*/\2/g'
  68 }
  69
  70 get_method_length () {
  71         echo $1 | sed 's/.*code length \([0-9]*\).*/\1/'
  72 }
  73
  74 if [ -z $USE_AOT ]; then
  75         echo "Checking unintended native code changes in $TEST_FILE without AOT"
  76 else
  77         echo "Checking unintended native code changes in $TEST_FILE with AOT"
  78 fi
  79
  80 TMP_FILE=$(tmp_file)
  81
  82 echo "$(diff_methods $MONO_PATH $RUNTIME $TEST_FILE $USE_AOT)" > $TMP_FILE
  83
  84 CHANGES=0
  85 METHOD=""
  86 MIN_SIZE=10000
  87
  88 while read line; do
  89         if [ "$line" != "" ]; then
  90                 echo $line
  91                 if [[ ${line:0:1} == "<" ]]; then
  92                         CHANGES=$((CHANGES+1))
  93                         SIZE=$(get_method_length "$line")
  94                         if [[ SIZE -lt MIN_SIZE ]]; then
  95                                 MIN_SIZE=$SIZE
  96                                 METHOD="$line"
  97                         fi
  98                 fi
  99         fi
 100 done < $TMP_FILE
 101
 102 TESTRESULT_FILE=TestResult-op_il_seq_point.tmp
 103
 104 echo -n "              <test-case name=\"MonoTests.op_il_seq_point.${TEST_FILE}${USE_AOT}\" executed=\"True\" time=\"0\" asserts=\"0\" success=\"" >> $TESTRESULT_FILE
 105
 106 if [ $CHANGES != 0 ]
 107 then
 108         METHOD_NAME=$(get_method_name "$METHOD")
 109
 110         echo "False\">" >> $TESTRESULT_FILE
 111         echo "                <failure>" >> $TESTRESULT_FILE
 112         echo -n "                  <message><![CDATA[" >> $TESTRESULT_FILE
 113         echo "Detected OP_IL_SEQ_POINT incompatibility on $TEST_FILE" >> $TESTRESULT_FILE
 114         echo "  $CHANGES methods differ when sequence points are enabled." >> $TESTRESULT_FILE
 115         echo '  This is probably caused by a runtime optimization that is not handling OP_IL_SEQ_POINT' >> $TESTRESULT_FILE
 116         echo '' >> $TESTRESULT_FILE
 117         echo "Diff $METHOD_NAME" >> $TESTRESULT_FILE
 118         echo "Without IL_OP_SEQ_POINT                                                         With IL_OP_SEQ_POINT" >> $TESTRESULT_FILE
 119         echo -n "$(diff_method $MONO_PATH $RUNTIME $TEST_FILE $METHOD_NAME $USE_AOT)" >> $TESTRESULT_FILE
 120         echo "]]></message>" >> $TESTRESULT_FILE
 121         echo "                  <stack-trace>" >> $TESTRESULT_FILE
 122         echo "                  </stack-trace>" >> $TESTRESULT_FILE
 123         echo "                </failure>" >> $TESTRESULT_FILE
 124         echo "              </test-case>" >> $TESTRESULT_FILE
 125
 126         echo ''
 127         echo "Detected OP_IL_SEQ_POINT incompatibility on $TEST_FILE"
 128         echo "  $CHANGES methods differ when sequence points are enabled."
 129         echo '  This is probably caused by a runtime optimization that is not handling OP_IL_SEQ_POINT'
 130
 131         echo ''
 132         echo "Diff $METHOD_NAME"
 133         echo "Without IL_OP_SEQ_POINT                                                         With IL_OP_SEQ_POINT"
 134         echo "$(diff_method $MONO_PATH $RUNTIME $TEST_FILE $METHOD_NAME $USE_AOT)"
 135         exit 1
 136 else
 137         echo "True\" />" >> $TESTRESULT_FILE
 138 fi