diff test/compiler/intrinsics/mathexact/MulExactICondTest.java @ 12972:59e8ad757e19

8026844: Various Math functions needs intrinsification Reviewed-by: kvn, twisti
author rbackman
date Fri, 18 Oct 2013 10:41:56 +0200
parents
children 9949533a8623
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/intrinsics/mathexact/MulExactICondTest.java	Fri Oct 18 10:41:56 2013 +0200
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
+ * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+ *
+ * This code is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License version 2 only, as
+ * published by the Free Software Foundation.
+ *
+ * This code is distributed in the hope that 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
+ * version 2 for more details (a copy is included in the LICENSE file that
+ * accompanied this code).
+ *
+ * You should have received a copy of the GNU General Public License version
+ * 2 along with this work; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/*
+ * @test
+ * @bug 8026844
+ * @summary Test multiplyExact as condition
+ * @compile MulExactICondTest.java
+ * @run main MulExactICondTest
+ *
+ */
+
+public class MulExactICondTest {
+    public static int result = 0;
+
+    public static void main(String[] args) {
+        for (int i = 0; i < 50000; ++i) {
+            runTest();
+        }
+    }
+
+    public static void runTest() {
+        int i = 7;
+        while (java.lang.Math.multiplyExact(i, result) < 89361) {
+            if ((java.lang.Math.multiplyExact(i, i) & 1) == 1) {
+                i += 3;
+            } else if ((i & 5) == 4) {
+                i += 7;
+            } else if ((i & 0xf) == 6) {
+                i += 2;
+            } else {
+                i += 1;
+            }
+            result += 2;
+        }
+    }
+}