1 files changed, 75 insertions, 0 deletions
diff --git a/tools/perf/tests/shell/test_java_symbol.sh b/tools/perf/tests/shell/test_java_symbol.sh
new file mode 100755
index 000000000000..499539d1c479
--- /dev/null
+++ b/tools/perf/tests/shell/test_java_symbol.sh
@@ -0,0 +1,75 @@
+#!/bin/bash
+# Test java symbol
+
+# SPDX-License-Identifier: GPL-2.0
+# Leo Yan <leo.yan@linaro.org>, 2022
+
+# skip if there's no jshell
+if ! [ -x "$(command -v jshell)" ]; then
+	echo "skip: no jshell, install JDK"
+	exit 2
+fi
+
+PERF_DATA=$(mktemp /tmp/__perf_test.perf.data.XXXXX)
+PERF_INJ_DATA=$(mktemp /tmp/__perf_test.perf.data.inj.XXXXX)
+
+cleanup_files()
+{
+	echo "Cleaning up files..."
+	rm -f ${PERF_DATA}
+	rm -f ${PERF_INJ_DATA}
+}
+
+trap cleanup_files exit term int
+
+if [ -e "$PWD/tools/perf/libperf-jvmti.so" ]; then
+	LIBJVMTI=$PWD/tools/perf/libperf-jvmti.so
+elif [ -e "$PWD/libperf-jvmti.so" ]; then
+	LIBJVMTI=$PWD/libperf-jvmti.so
+elif [ -e "$PREFIX/lib64/libperf-jvmti.so" ]; then
+	LIBJVMTI=$PREFIX/lib64/libperf-jvmti.so
+elif [ -e "$PREFIX/lib/libperf-jvmti.so" ]; then
+	LIBJVMTI=$PREFIX/lib/libperf-jvmti.so
+elif [ -e "/usr/lib/linux-tools-$(uname -a | awk '{ print $3 }' | sed -r 's/-generic//')/libperf-jvmti.so" ]; then
+	LIBJVMTI=/usr/lib/linux-tools-$(uname -a | awk '{ print $3 }' | sed -r 's/-generic//')/libperf-jvmti.so
+else
+	echo "Fail to find libperf-jvmti.so"
+	# JVMTI is a build option, skip the test if fail to find lib
+	exit 2
+fi
+
+cat <<EOF | perf record -k 1 -o $PERF_DATA jshell -s -J-agentpath:$LIBJVMTI
+int fib(int x) {
+	return x > 1 ? fib(x - 2) + fib(x - 1) : 1;
+}
+
+int q = 0;
+
+for (int i = 0; i < 10; i++)
+	q += fib(i);
+
+System.out.println(q);
+EOF
+
+if [ $? -ne 0 ]; then
+	echo "Fail to record for java program"
+	exit 1
+fi
+
+if ! DEBUGINFOD_URLS='' perf inject -i $PERF_DATA -o $PERF_INJ_DATA -j; then
+	echo "Fail to inject samples"
+	exit 1
+fi
+
+# Below is an example of the instruction samples reporting:
+#   8.18%  jshell           jitted-50116-29.so    [.] Interpreter
+#   0.75%  Thread-1         jitted-83602-1670.so  [.] jdk.internal.jimage.BasicImageReader.getString(int)
+perf report --stdio -i ${PERF_INJ_DATA} 2>&1 | \
+	grep -E " +[0-9]+\.[0-9]+% .* (Interpreter|jdk\.internal).*" > /dev/null 2>&1
+
+if [ $? -ne 0 ]; then
+	echo "Fail to find java symbols"
+	exit 1
+fi
+
+exit 0