Opt Compiler: ARM64: Add support for rem-float, rem-double and volatile.
Add support for rem-float, rem-double and volatile memory accesses
using acquire-release and memory barriers.
Change-Id: I96a24dff66002c3b772c3d8e6ed792e3cb59048a
Signed-off-by: Serban Constantinescu <serban.constantinescu@arm.com>
diff --git a/test/438-volatile/src/Main.java b/test/438-volatile/src/Main.java
new file mode 100644
index 0000000..a870e4c
--- /dev/null
+++ b/test/438-volatile/src/Main.java
@@ -0,0 +1,53 @@
+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * 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.
+ */
+
+public class Main {
+ static volatile long long_volatile;
+ static volatile double double_volatile;
+
+ public static void main(String[] args) {
+ checkVolatileUpdate(0L);
+ checkVolatileUpdate(Long.MAX_VALUE);
+ checkVolatileUpdate(Long.MIN_VALUE);
+
+ checkVolatileUpdate(0.0);
+ checkVolatileUpdate(Double.MAX_VALUE);
+ checkVolatileUpdate(-Double.MAX_VALUE);
+ }
+
+ public static long $opt$update(long a) {
+ long_volatile = a;
+ return long_volatile;
+ }
+
+ public static double $opt$update(double a) {
+ double_volatile = a;
+ return double_volatile;
+ }
+
+ public static void checkVolatileUpdate(long value) {
+ if (value != $opt$update(value)) {
+ throw new RuntimeException("Volatile update failed for long:" + value);
+ }
+ }
+
+ public static void checkVolatileUpdate(double value) {
+ if (value != $opt$update(value)) {
+ throw new RuntimeException("Volatile update failed for double:" + value);
+ }
+ }
+
+}