implement build-perf-test-revs.sh

Simple wrapper for build-perf-bisect.sh for measuring multiple
revisions.

Signed-off-by: Markus Lehtonen <markus.lehtonen@linux.intel.com>

diff --git a/build-perf-test-revs.sh b/build-perf-test-revs.sh
new file mode 100755 (executable)
index 0000000..6897f24
--- /dev/null
+++ b/build-perf-test-revs.sh
@@ -0,0 +1,72 @@
+#!/bin/bash
+#
+# Copyright (c) 2016, Intel Corporation.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms and conditions of the GNU General Public License,
+# version 2, as published by the Free Software Foundation.
+#
+# This program is distributed in the hope it will be useful, but WITHOUT
+# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+# more details.
+#
+#
+# This script is a simple wrapper around the actual build performance tester
+# script. This script initializes the build environment, runs
+# oe-build-perf-test and archives the results.
+
+#
+# PARSE COMMAND LINE ARGUMENTS
+#
+script=`basename $0`
+scriptdir=`dirname $0`
+
+usage () {
+cat << EOF
+Usage: $script [-h] [-b BUILD_TARGET] [-c COUNT] [-d DL_DIR] [-m TEST_METHOD] [-w WORKDIR] [REV1 [REV2]...]
+
+Optional arguments:
+  -h                show this help and exit.
+  -b                build target to test
+  -c                average over COUNT test runs
+  -d                DL_DIR to use
+  -m                test method (buildtime, buildtime2, tmpsize, esdktime,
+                        parsetime)
+  -w                work directory to use
+EOF
+}
+
+while getopts "hb:c:d:m:w:" opt; do
+    case $opt in
+        h)  usage
+            exit 0
+            ;;
+        b|c|d|m|w)  cmd_args+=(-$opt "$OPTARG")
+            ;;
+        *)  usage
+            exit 1
+            ;;
+    esac
+done
+shift "$((OPTIND - 1))"
+
+revisions=( HEAD )
+if [ $# -ge 1 ]; then
+    revisions="$@"
+fi
+
+# Check validity of given revisions
+for rev in $revisions; do
+    git rev-parse $rev -- > /dev/null || exit 1
+done
+
+# Run tests
+for rev in $revisions; do
+   git checkout $rev -- &> /dev/null || exit 1
+   $scriptdir/build-perf-bisect.sh "${cmd_args[@]}" -n
+   if [ $? -eq 255 ]; then
+       echo "build-perf-bisect failed!"
+       exit 1
+   fi
+done