Fix incorrect assumption on bit-and on ARM

test/mjsunit/bitops-info.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
@@ skipping 19 matching lines @@
 }
 
 function hidden_smi() {
   return 46512102;  // It's a Smi
 }
 
 function hidden_int32() {
   return 1600822924;  // It's a signed Int32.
 }
 
-
 function f() {
   var x = non_int32();  // Not a constant.
   var y = hidden_smi();  // Not a constant.
   var z = hidden_int32();
   assertEquals(46512102 & 2600822924, 46512102 & x, "1");
   assertEquals(1600822924 & 2600822924, 1600822924 & x, "2");
   assertEquals(2600822924 & 2600822924, 2600822924 & x, "3");
   assertEquals(46512102 & 46512102, 46512102 & y, "4");
   assertEquals(1600822924 & 46512102, 1600822924 & y, "5");
   assertEquals(2600822924 & 46512102, 2600822924 & y, "6");
   assertEquals(46512102 & 1600822924, 46512102 & z, "7");
   assertEquals(1600822924 & 1600822924, 1600822924 & z, "8");
   assertEquals(2600822924 & 1600822924, 2600822924 & z, "9");
   assertEquals(46512102 & 2600822924, y & x, "10");
   assertEquals(1600822924 & 2600822924, z & x, "11");
 
   assertEquals(46512102 & 2600822924, x & 46512102, "1rev");
   assertEquals(1600822924 & 2600822924, x & 1600822924, "2rev");
   assertEquals(2600822924 & 2600822924, x & 2600822924, "3rev");
   assertEquals(46512102 & 46512102, y & 46512102, "4rev");
   assertEquals(1600822924 & 46512102, y & 1600822924, "5rev");
   assertEquals(2600822924 & 46512102, y & 2600822924, "6rev");
   assertEquals(46512102 & 1600822924, z & 46512102, "7rev");
   assertEquals(1600822924 & 1600822924, z & 1600822924, "8rev");
   assertEquals(2600822924 & 1600822924, z & 2600822924, "9rev");
   assertEquals(46512102 & 2600822924, x & y, "10rev");
   assertEquals(1600822924 & 2600822924, x & z, "11rev");
 
+  assertEquals((46512102 & -0x20123456) | 1, (y & -0x20123456) | 1, "12");
+  assertEquals((1600822924 & -0x20123456) | 1, (z & -0x20123456) | 1, "13");
+  assertEquals((2600822924 & -0x20123456) | 1, (x & -0x20123456) | 1, "14");
+  assertEquals((46512102 & -0x20123456) | 1, (-0x20123456 & y) | 1, "12rev");
+  assertEquals((1600822924 & -0x20123456) | 1, (-0x20123456 & z) | 1, "13rev");
+  assertEquals((2600822924 & -0x20123456) | 1, (-0x20123456 & x) | 1, "14rev");
+
   assertEquals(2600822924 & 2600822924, x & x, "xx");
   assertEquals(y, y & y, "yy");
   assertEquals(z, z & z, "zz");
 }
 
 
 for (var i = 0; i < 5; i++) {
   f();
 }