[Isolates] Merge crankshaft (r5922 from bleeding_edge).

test/mjsunit/compiler/logical-and.js

+// Copyright 2010 the V8 project authors. All rights reserved.
+// Redistribution and use in source and binary forms, with or without
+// modification, are permitted provided that the following conditions are
+// met:
+//
+//     * Redistributions of source code must retain the above copyright
+//       notice, this list of conditions and the following disclaimer.
+//     * Redistributions in binary form must reproduce the above
+//       copyright notice, this list of conditions and the following
+//       disclaimer in the documentation and/or other materials provided
+//       with the distribution.
+//     * Neither the name of Google Inc. nor the names of its
+//       contributors may be used to endorse or promote products derived
+//       from this software without specific prior written permission.
+//
+// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+function AndBB(x,y) {
+  return (x == 0) && (y == 0);
+}
+
+function AndBN(x,y) {
+  return (x == 0) && y;
+}
+
+function AndNB(x,y) {
+  return x && (y == 0);
+}
+
+function AndNN(x,y) {
+  return x && y;
+}
+
+assertTrue(AndBB(0, 0));
+assertFalse(AndBB(1, 0));
+assertFalse(AndBB(0, 1));
+assertFalse(AndBB(1, 1));
+
+assertFalse(AndBN(0, 0));
+assertTrue(AndBN(0, 1));
+assertFalse(AndBN(1, 0));
+assertEquals(1, AndBN(0, 1));
+assertEquals(2, AndBN(0, 2));
+assertFalse(AndBN(1, 1));
+assertFalse(AndBN(1, 2));
+
+assertEquals(0, AndNB(0, 0));
+assertTrue(AndNB(1, 0));
+assertEquals(0, AndNB(0, 1));
+assertEquals("", AndNB("", 1));
+assertFalse(AndNB(1, 1));
+assertTrue(AndNB(2, 0));
+
+assertEquals(0, AndNN(0, 0));
+assertEquals(0, AndNN(1, 0));
+assertEquals(0, AndNN(2, 0));
+assertEquals(0, AndNN(0, 1));
+assertEquals(0, AndNN(0, 2));
+assertEquals(1, AndNN(1, 1));
+assertEquals(2, AndNN(3, 2));