1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Redistribution and use in source and binary forms, with or without
3 // modification, are permitted provided that the following conditions are
6 // * Redistributions of source code must retain the above copyright
7 // notice, this list of conditions and the following disclaimer.
8 // * Redistributions in binary form must reproduce the above
9 // copyright notice, this list of conditions and the following
10 // disclaimer in the documentation and/or other materials provided
11 // with the distribution.
12 // * Neither the name of Google Inc. nor the names of its
13 // contributors may be used to endorse or promote products derived
14 // from this software without specific prior written permission.
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
28 function non_int32() {
29 return 2600822924; // It's not a signed Int32.
32 function hidden_smi() {
33 return 46512102; // It's a Smi
36 function hidden_int32() {
37 return 1600822924; // It's a signed Int32.
41 var x = non_int32(); // Not a constant.
42 var y = hidden_smi(); // Not a constant.
43 var z = hidden_int32();
44 assertEquals(46512102 & 2600822924, 46512102 & x, "1");
45 assertEquals(1600822924 & 2600822924, 1600822924 & x, "2");
46 assertEquals(2600822924 & 2600822924, 2600822924 & x, "3");
47 assertEquals(46512102 & 46512102, 46512102 & y, "4");
48 assertEquals(1600822924 & 46512102, 1600822924 & y, "5");
49 assertEquals(2600822924 & 46512102, 2600822924 & y, "6");
50 assertEquals(46512102 & 1600822924, 46512102 & z, "7");
51 assertEquals(1600822924 & 1600822924, 1600822924 & z, "8");
52 assertEquals(2600822924 & 1600822924, 2600822924 & z, "9");
53 assertEquals(46512102 & 2600822924, y & x, "10");
54 assertEquals(1600822924 & 2600822924, z & x, "11");
56 assertEquals(46512102 & 2600822924, x & 46512102, "1rev");
57 assertEquals(1600822924 & 2600822924, x & 1600822924, "2rev");
58 assertEquals(2600822924 & 2600822924, x & 2600822924, "3rev");
59 assertEquals(46512102 & 46512102, y & 46512102, "4rev");
60 assertEquals(1600822924 & 46512102, y & 1600822924, "5rev");
61 assertEquals(2600822924 & 46512102, y & 2600822924, "6rev");
62 assertEquals(46512102 & 1600822924, z & 46512102, "7rev");
63 assertEquals(1600822924 & 1600822924, z & 1600822924, "8rev");
64 assertEquals(2600822924 & 1600822924, z & 2600822924, "9rev");
65 assertEquals(46512102 & 2600822924, x & y, "10rev");
66 assertEquals(1600822924 & 2600822924, x & z, "11rev");
68 assertEquals((46512102 & -0x20123456) | 1, (y & -0x20123456) | 1, "12");
69 assertEquals((1600822924 & -0x20123456) | 1, (z & -0x20123456) | 1, "13");
70 assertEquals((2600822924 & -0x20123456) | 1, (x & -0x20123456) | 1, "14");
71 assertEquals((46512102 & -0x20123456) | 1, (-0x20123456 & y) | 1, "12rev");
72 assertEquals((1600822924 & -0x20123456) | 1, (-0x20123456 & z) | 1, "13rev");
73 assertEquals((2600822924 & -0x20123456) | 1, (-0x20123456 & x) | 1, "14rev");
75 assertEquals(2600822924 & 2600822924, x & x, "xx");
76 assertEquals(y, y & y, "yy");
77 assertEquals(z, z & z, "zz");
81 for (var i = 0; i < 5; i++) {