blob: 43285f044ed513483db0f66d5f17e7f76497b68a [file] [log] [blame]
#!/bin/bash
#
# android_perf: utility for running perf on an android device
#
# The basic usage sequence is to run...
# 1) perf record [gm/tests/bench] # runs profiler on specified app
# 2) perf report # prints profiler results
# 3) perf clean # cleans the temporary directory used to store results
#
SCRIPT_DIR="$( cd "$( dirname "${BASH_SOURCE[0]}" )" && pwd )"
source $SCRIPT_DIR/utils/android_setup.sh
source $SCRIPT_DIR/utils/setup_adb.sh
# grab and remove the perf command from the input args
PERF_CMD=${APP_ARGS[0]}
unset APP_ARGS[0]
runVars=("${APP_ARGS[@]}") # shift array indices
# We need the debug symbols from these files
PERF_TMP_DIR=$(pwd)/android_perf_tmp
TMP_SYS_BIN=$PERF_TMP_DIR/system/bin
TMP_SYS_LIB=$PERF_TMP_DIR/system/lib
TMP_APP_LOC=$PERF_TMP_DIR/data/local/tmp
perf_setup() {
mkdir -p $TMP_SYS_BIN
mkdir -p $TMP_SYS_LIB
mkdir -p $TMP_APP_LOC
echo "Copying symbol files"
adb_pull_if_needed /system/lib/libc.so $TMP_SYS_LIB
adb_pull_if_needed /system/lib/libstdc++.so $TMP_SYS_LIB
adb_pull_if_needed /system/lib/libGLESv2.so $TMP_SYS_LIB
adb_pull_if_needed /system/lib/libandroid.so $TMP_SYS_LIB
adb_pull_if_needed /system/lib/libm.so $TMP_SYS_LIB
adb_pull_if_needed /system/lib/libz.so $TMP_SYS_LIB
# SKIA_OUT variable is set by android_setup.sh
if [ ! -f "${SKIA_OUT}/${runVars[0]}" ];
then
echo "Unable to find the ${runVars[0]} executable"
exit 1
fi
echo "Pushing simpleperf..."
adb_push_if_needed $SKIA_OUT/simpleperf /data/local/tmp
echo "Pushing app..."
adb_push_if_needed "${SKIA_OUT}/${runVars[0]}" /data/local/tmp
cp "${SKIA_OUT}/${runVars[0]}" $TMP_APP_LOC
}
perf_record() {
echo "Killing any running Skia processes."
$ADB shell ps | grep ${runVars[0]} | awk '{print $2}' | xargs $ADB shell kill
echo "Starting application"
$ADB shell /data/local/tmp/${runVars[@]} &
# WE REALLY REALLY WANT TO BE ABLE TO PASS THE SKIA_LAUNCHER APP DIRECTLY TO
# PERF, BUT AT THIS POINT THE DATA FILE WE GET WHEN GOING THAT ROUTE IS UNABLE
# TO BE READ BY THE REPORTING TOOL
echo "Starting profiler"
APP_PID=$($ADB shell ps | grep ${runVars[0]} | awk '{print $2}')
$ADB shell /data/local/tmp/simpleperf record -p ${APP_PID} -o /data/local/tmp/perf.data sleep 70
$ADB pull /data/local/tmp/perf.data $PERF_TMP_DIR/perf.data
exit 0;
}
perf_report() {
adb_pull_if_needed /data/local/tmp/perf.data $PERF_TMP_DIR/perf.data
$SKIA_OUT/perfhost_report.py -i $PERF_TMP_DIR/perf.data --symfs=$PERF_TMP_DIR ${runVars[@]}
}
# Clean up
perf_clean() {
rm -rf $PERF_TMP_DIR
}
case $PERF_CMD in
setup)
perf_setup ${runVars[@]}
;;
record)
perf_setup ${runVars[@]}
perf_record ${runVars[@]}
;;
report)
perf_report
;;
clean)
perf_clean
;;
*)
echo -n "ERROR: unknown perf command ($PERF_CMD), valid values: "
echo "setup, record, report, clean"
exit 1;
;;
esac
exit 0;