Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/test/mjsunit/asm/pointer-masking.js b/test/mjsunit/asm/pointer-masking.js
new file mode 100644
index 0000000..444e00e
--- /dev/null
+++ b/test/mjsunit/asm/pointer-masking.js
@@ -0,0 +1,35 @@
+// Copyright 2015 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var stdlib = this;
+var foreign = {};
+var heap = new ArrayBuffer(64 * 1024);
+
+
+var pm1 = (function(stdlib, foreign, heap) {
+ "use asm";
+ var HEAP8 = new stdlib.Int8Array(heap);
+ const MASK1 = 1023;
+ function load1(i) {
+ i = i|0;
+ var j = 0;
+ j = HEAP8[(i & MASK1)]|0;
+ return j|0;
+ }
+ function store1(i, j) {
+ i = i|0;
+ j = j|0;
+ HEAP8[(i & MASK1)] = j;
+ }
+ return {load1: load1, store1: store1};
+})(stdlib, foreign, heap);
+
+assertEquals(0, pm1.load1(0));
+assertEquals(0, pm1.load1(1025));
+pm1.store1(0, 1);
+pm1.store1(1025, 127);
+assertEquals(1, pm1.load1(0));
+assertEquals(1, pm1.load1(1024));
+assertEquals(127, pm1.load1(1));
+assertEquals(127, pm1.load1(1025));