pebble/third_party/jerryscript/tools/run-perf-test.sh

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#!/bin/bash
# Copyright 2014-2016 Samsung Electronics Co., Ltd.
# Copyright 2016 University of Szeged.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
trap "exit 2" INT
function pr_err() {
echo -e "\e[91mError: $@\e[39m"
}
function exit_err() {
pr_err $@
exit 1
}
# Check if the specified build supports memory statistics options
function is_mem_stats_build() {
[ -x "$1" ] || fail_msg "Engine '$1' is not executable"
tmpfile=`mktemp`
"$1" --mem-stats $tmpfile 2>&1 | grep -- "Ignoring JERRY_INIT_MEM_STATS flag because of !JMEM_STATS configuration." 2>&1 > /dev/null
code=$?
rm $tmpfile
return $code
}
USAGE="Usage:\n tools/run-perf-test.sh OLD_ENGINE NEW_ENGINE REPEATS TIMEOUT BENCH_FOLDER [-m result-file-name.md]"
if [ "$#" -lt 5 ]
then
echo -e "${USAGE}"
exit_err "Argument number mismatch..."
fi
ENGINE_OLD="$1"
ENGINE_NEW="$2"
REPEATS="$3"
TIMEOUT="$4"
BENCH_FOLDER="$5"
OUTPUT_FORMAT="$6"
OUTPUT_FILE="$7"
if [ "$#" -gt 5 ]
then
if [ "${OUTPUT_FORMAT}" != "-m" ]
then
exit_err "Please, use '-m result-file-name.md' as last arguments"
fi
if [ -z "${OUTPUT_FILE}" ]
then
exit_err "Missing md file name. Please, define the filename. Ex.: '-m result-file-name.md'"
fi
rm -rf "${OUTPUT_FILE}"
fi
if [ "${REPEATS}" -lt 1 ]
then
exit_err "REPEATS must be greater than 0"
fi
if [ "${TIMEOUT}" -lt 1 ]
then
exit_err "TIMEOUT must be greater than 0"
fi
perf_n=0
mem_n=0
perf_rel_mult=1.0
perf_rel_inaccuracy_tmp=0
mem_rel_mult=1.0
mem_rel_inaccuracy_tmp="-1"
# Unicode "figure space" character
FIGURE_SPACE=$(echo -e -n "\xE2\x80\x87")
# Unicode "approximately equal" character
APPROXIMATELY_EQUAL=$(echo -n -e "\xE2\x89\x88")
function run-compare()
{
COMMAND=$1
PRE=$2
TEST=$3
PRECISION=$4
UNIT=$5
ABS_FP_FMT="%$((PRECISION + 4)).$((PRECISION))f$UNIT"
REL_FP_FMT="%0.3f"
REL_SHOW_PLUS_SIGN_FP_FMT="%+0.3f"
OLD=$(timeout "${TIMEOUT}" ${COMMAND} "${ENGINE_OLD}" "${TEST}") || return 1
NEW=$(timeout "${TIMEOUT}" ${COMMAND} "${ENGINE_NEW}" "${TEST}") || return 1
#check result
! $OLD || ! $NEW || return 1
OLD_value=$(echo "$OLD " | cut -d ' ' -f 1)
OLD_inaccuracy=$(echo "$OLD " | cut -d ' ' -f 2)
NEW_value=$(echo "$NEW " | cut -d ' ' -f 1)
NEW_inaccuracy=$(echo "$NEW " | cut -d ' ' -f 2)
#calc relative speedup
eval "rel_mult=\$${PRE}_rel_mult"
rel=$(echo "${OLD_value}" "${NEW_value}" | awk '{ print $2 / $1; }')
#increment n
((${PRE}_n++))
#calc percent to display
PERCENT=$(echo "$rel" | awk '{print (1.0 - $1) * 100; }')
if [[ "$OLD_inaccuracy" != "" && "$NEW_inaccuracy" != "" ]]
then
DIFF=$(printf "$ABS_FP_FMT -> $ABS_FP_FMT" $OLD_value $NEW_value)
rel_inaccuracy=$(echo "$OLD_value $OLD_inaccuracy $NEW_value $NEW_inaccuracy" | \
awk "{
OLD_value=\$1
OLD_inaccuracy=\$2
NEW_value=\$3
NEW_inaccuracy=\$4
rel_inaccuracy = (NEW_value / OLD_value) * sqrt ((OLD_inaccuracy / OLD_value) ^ 2 + (NEW_inaccuracy / NEW_value) ^ 2)
if (rel_inaccuracy < 0) {
rel_inaccuracy = -rel_inaccuracy
}
print rel_inaccuracy
}")
PERCENT_inaccuracy=$(echo "$rel_inaccuracy" | awk '{ print $1 * 100.0 }')
ext=$(echo "$PERCENT $PERCENT_inaccuracy" | \
awk "{
PERCENT=\$1
PERCENT_inaccuracy=\$2
if (PERCENT > 0.0 && PERCENT > PERCENT_inaccuracy) {
print \"[+]\"
} else if (PERCENT < 0 && -PERCENT > PERCENT_inaccuracy) {
print \"[-]\"
} else {
print \"[$APPROXIMATELY_EQUAL]\"
}
}")
if [[ $rel_inaccuracy_tmp -lt 0 ]]
then
return 1
fi
eval "rel_inaccuracy_tmp=\$${PRE}_rel_inaccuracy_tmp"
rel_inaccuracy_tmp=$(echo "$rel $rel_inaccuracy $rel_inaccuracy_tmp" | \
awk "{
rel=\$1
rel_inaccuracy=\$2
rel_inaccuracy_tmp=\$3
print rel_inaccuracy_tmp + (rel_inaccuracy / rel) ^ 2
}")
eval "${PRE}_rel_inaccuracy_tmp=\$rel_inaccuracy_tmp"
PERCENT=$(printf "%8s %11s" $(printf "$REL_SHOW_PLUS_SIGN_FP_FMT%%" $PERCENT) $(printf "(+-$REL_FP_FMT%%)" $PERCENT_inaccuracy))
PERCENT="$PERCENT : $ext"
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
WIDTH=42
MD_DIFF=$(printf "%s%s" "$DIFF" "$(printf "%$(($WIDTH - ${#DIFF}))s")")
MD_PERCENT=$(printf "%s%s" "$(printf "%$(($WIDTH - ${#PERCENT}))s")" "$PERCENT")
MD_FORMAT="\`%s\`<br>\`%s\`"
fi
CONSOLE_FORMAT="%20s : %19s"
else
ext=""
if [[ "$OLD_inaccuracy" != "" || "$NEW_inaccuracy" != "" ]]
then
return 1;
fi
DIFF=$(printf "$ABS_FP_FMT -> $ABS_FP_FMT" $OLD_value $NEW_value)
PERCENT=$(printf "$REL_SHOW_PLUS_SIGN_FP_FMT%%" $PERCENT)
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
WIDTH=20
MD_DIFF=$(printf "%s%s" "$DIFF" "$(printf "%$(($WIDTH - ${#DIFF}))s")")
MD_PERCENT=$(printf "%s%s" "$(printf "%$(($WIDTH - ${#PERCENT}))s")" "$PERCENT")
MD_FORMAT="\`%s\`<br>\`%s\`"
fi
CONSOLE_FORMAT="%14s : %8s"
fi
rel_mult=$(echo "$rel_mult" "$rel" | awk '{print $1 * $2;}')
eval "${PRE}_rel_mult=\$rel_mult"
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
printf "$MD_FORMAT" "$MD_DIFF" "$MD_PERCENT" | sed "s/ /$FIGURE_SPACE/g" >> "${OUTPUT_FILE}"
fi
printf "$CONSOLE_FORMAT" "$DIFF" "$PERCENT"
}
function run-test()
{
TEST=$1
# print only filename
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
printf "%s | " "${TEST##*/}" >> "${OUTPUT_FILE}"
fi
printf "%50s | " "${TEST##*/}"
if [ "$IS_MEM_STAT" -ne 0 ]
then
run-compare "./tools/mem-stats-measure.sh" "mem" "${TEST}" 0 || return 1
else
run-compare "./tools/rss-measure.sh" "mem" "${TEST}" 0 k || return 1
fi
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
printf " | " >> "${OUTPUT_FILE}"
fi
printf " | "
run-compare "./tools/perf.sh ${REPEATS}" "perf" "${TEST}" 3 s || return 1
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
printf "\n" >> "${OUTPUT_FILE}"
fi
printf "\n"
}
function run-suite()
{
FOLDER=$1
for BENCHMARK in ${FOLDER}/*.js
do
run-test "${BENCHMARK}" 2> /dev/null || printf "<FAILED>\n" "${BENCHMARK}";
done
}
date
is_mem_stats_build "${ENGINE_OLD}" || is_mem_stats_build "${ENGINE_NEW}"
IS_MEM_STAT=$?
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
if [ "$IS_MEM_STAT" -ne 0 ]
then
echo "Benchmark | Peak alloc.<br>(+ is better) | Perf<br>(+ is better)" >> "${OUTPUT_FILE}"
else
echo "Benchmark | RSS<br>(+ is better) | Perf<br>(+ is better)" >> "${OUTPUT_FILE}"
fi
echo "---------: | --------- | ---------" >> "${OUTPUT_FILE}"
fi
if [ "$IS_MEM_STAT" -ne 0 ]
then
printf "%50s | %25s | %35s\n" "Benchmark" "Peak alloc.(+ is better)" "Perf(+ is better)"
else
printf "%50s | %25s | %35s\n" "Benchmark" "RSS(+ is better)" "Perf(+ is better)"
fi
run-suite "${BENCH_FOLDER}"
mem_rel_gmean=$(echo "$mem_rel_mult" "$mem_n" | awk '{print $1 ^ (1.0 / $2);}')
mem_percent_gmean=$(echo "$mem_rel_gmean" | awk '{print (1.0 - $1) * 100;}')
if [[ $mem_rel_inaccuracy_tmp != "-1" ]]
then
exit_err "Incorrect inaccuracy calculation for memory consumption geometric mean"
fi
perf_rel_gmean=$(echo "$perf_rel_mult" "$perf_n" | awk '{print $1 ^ (1.0 / $2);}')
perf_percent_gmean=$(echo "$perf_rel_gmean" | awk '{print (1.0 - $1) * 100;}')
if [[ "$perf_rel_inaccuracy_tmp" == "-1" ]]
then
exit_err "Incorrect inaccuracy calculation for performance geometric mean"
else
perf_percent_inaccuracy=$(echo "$perf_rel_gmean $perf_rel_inaccuracy_tmp $perf_n" | \
awk "{
perf_rel_gmean=\$1
perf_rel_inaccuracy_tmp=\$2
perf_n=\$3
print 100.0 * (perf_rel_gmean ^ (1.0 / perf_n) * sqrt (perf_rel_inaccuracy_tmp) / perf_n)
}")
perf_ext=$(echo "$perf_percent_gmean $perf_percent_inaccuracy" | \
awk "{
perf_percent_gmean=\$1
perf_percent_inaccuracy=\$2
if (perf_percent_gmean > 0.0 && perf_percent_gmean > perf_percent_inaccuracy) {
print \"[+]\"
} else if (perf_percent_gmean < 0 && -perf_percent_gmean > perf_percent_inaccuracy) {
print \"[-]\"
} else {
print \"[$APPROXIMATELY_EQUAL]\"
}
}")
perf_percent_inaccuracy=$(printf "(+-%0.3f%%) : $perf_ext" $perf_percent_inaccuracy)
fi
gmean_label_text="Geometric mean:"
if [ "${OUTPUT_FORMAT}" == "-m" ]
then
mem_percent_gmean_text=$(printf "RSS reduction: \`%0.3f%%\`" "$mem_percent_gmean")
perf_percent_gmean_text=$(printf "Speed up: \`%0.3f%% %s\`" "$perf_percent_gmean" "$perf_percent_inaccuracy")
printf "%s | %s | %s\n" "$gmean_label_text" "$mem_percent_gmean_text" "$perf_percent_gmean_text" >> "${OUTPUT_FILE}"
fi
mem_percent_gmean_text=$(printf "RSS reduction: %0.3f%%" "$mem_percent_gmean")
perf_percent_gmean_text=$(printf "Speed up: %0.3f%% %s" "$perf_percent_gmean" "$perf_percent_inaccuracy")
printf "%50s | %25s | %51s\n" "$gmean_label_text" "$mem_percent_gmean_text" "$perf_percent_gmean_text"
date