diff test/compiler/6860469/Test.java @ 850:fd50a67f97d1

6860469: remix_address_expressions sets incorrect control causing crash in split_if_with_block_post Reviewed-by: never, kvn Contributed-by: yamauchi@google.com, rasbold@google.com
author never
date Wed, 15 Jul 2009 13:37:35 -0700
parents
children 84770322b304
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--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/test/compiler/6860469/Test.java	Wed Jul 15 13:37:35 2009 -0700
@@ -0,0 +1,71 @@
+/*
+ * Copyright 2009 Sun Microsystems, Inc.  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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
+ * CA 95054 USA or visit www.sun.com if you need additional information or
+ * have any questions.
+ *
+ */
+
+/**
+ * @test
+ * @bug 6860469
+ * @summary remix_address_expressions reshapes address expression with bad control
+ *
+ * @run main/othervm -Xcomp -XX:CompileOnly=Test.C Test
+ */
+
+public class Test {
+
+  private static final int H = 16;
+  private static final int F = 9;
+
+  static int[] fl = new int[1 << F];
+
+  static int C(int ll, int f) {
+    int max = -1;
+    int min = H + 1;
+
+    if (ll != 0) {
+      if (ll < min) {
+        min = ll;
+      }
+      if (ll > max) {
+        max = ll;
+      }
+    }
+
+    if (f > max) {
+      f = max;
+    }
+    if (min > f) {
+      min = f;
+    }
+
+    for (int mc = 1 >> max - f; mc <= 0; mc++) {
+      int i = mc << (32 - f);
+      fl[i] = max;
+    }
+
+    return min;
+  }
+
+  public static void main(String argv[]) {
+    C(0, 10);
+  }
+}