jerryscript/tools/perf.sh
Sung-Jae Lee a007b6800c Fix benchmark scripts to run on Mac OS X
- perf: bypass the regex interpreting error of 'sed'.
- rss-measure: use alternative way to measure approx. RSS.

JerryScript-DCO-1.0-Signed-off-by: Sung-Jae Lee sjlee@mail.com
2015-09-21 11:48:14 +09:00

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#!/bin/bash
# Copyright 2014 Samsung Electronics Co., Ltd.
#
# 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.
ITERS="$1"
ENGINE="$2"
BENCHMARK="$3"
PRINT_MIN="$4"
OS=`uname -s | tr [:upper:] [:lower:]`
if [ "$OS" == "darwin" ]
then
perf_values=$(( ( for i in `seq 1 1 $ITERS`; do time $ENGINE "$BENCHMARK"; done ) 2>&1 ) | \
grep user | \
sed 's/user[ ]*\([0-9]*\)m\([0-9.]*\)s/\1 \2/g' | \
awk 'BEGIN { min_v = -1; } { v = $1 * 60 + $2; if (min_v == -1 || v < min_v) { min_v = v; }; s += v; n += 1; } END { print s / n, min_v; }');
else
perf_values=$(( ( for i in `seq 1 1 $ITERS`; do time $ENGINE "$BENCHMARK"; done ) 2>&1 ) | \
grep user | \
sed 's/user[ \t]*\([0-9]*\)m\([0-9.]*\)s/\1 \2/g' | \
awk 'BEGIN { min_v = -1; } { v = $1 * 60 + $2; if (min_v == -1 || v < min_v) { min_v = v; }; s += v; n += 1; } END { print s / n, min_v; }');
fi;
if [ "$PRINT_MIN" == "-min" ]
then
echo $perf_values | cut -d ' ' -f 2
else
echo $perf_values | cut -d ' ' -f 1
fi