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1 // Copyright 2014 the V8 project authors. All rights reserved. | 1 // Copyright 2014 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
11 // with the distribution. | 11 // with the distribution. |
12 // * Neither the name of Google Inc. nor the names of its | 12 // * Neither the name of Google Inc. nor the names of its |
13 // contributors may be used to endorse or promote products derived | 13 // contributors may be used to endorse or promote products derived |
14 // from this software without specific prior written permission. | 14 // from this software without specific prior written permission. |
15 // | 15 // |
16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS | 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT | 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR | 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT | 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, | 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT | 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE | 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. | 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
27 | 27 |
28 // Flags: --allow-natives-syntax | 28 // Flags: --allow-natives-syntax |
29 | 29 |
30 function f(o) { | 30 (function BinopInEffectContextDeoptAndOsr() { |
31 var a = 1; | 31 function f(a, deopt, osr) { |
32 if (true) return o.v && a; | 32 var result = (a + 10, "result"); |
33 } | 33 var dummy = deopt + 0; |
| 34 if (osr) while (%GetOptimizationStatus(f) == 2) {} |
| 35 return result; |
| 36 } |
34 | 37 |
35 f({}); | 38 assertEquals("result", f(true, 3, false)); |
36 f({}); | 39 assertEquals("result", f(true, 3, false)); |
37 %OptimizeFunctionOnNextCall(f); | 40 %OptimizeFunctionOnNextCall(f); |
38 assertEquals(1, f({ v: 1 })); | 41 assertEquals("result", f(true, "foo", true)); |
| 42 })(); |
39 | 43 |
40 | 44 |
41 function f1() { return 1 && 2; }; | 45 (function BinopInEffectContextLazyDeopt() { |
42 function f2() { return 1 || 2; }; | 46 function deopt_f() { |
43 function f3() { return 0 && 2; }; | 47 %DeoptimizeFunction(f); |
44 function f4() { return 0 || 2; }; | 48 return "dummy"; |
| 49 } |
45 | 50 |
46 function test() { | 51 function h() { |
47 assertEquals(2, f1()); | 52 return { toString : deopt_f }; |
48 assertEquals(1, f2()); | 53 } |
49 assertEquals(0, f3()); | |
50 assertEquals(2, f4()); | |
51 } | |
52 | 54 |
53 test(); | 55 function g(x) { |
54 test(); | 56 } |
55 [f1, f2, f3, f4].forEach(function(f) { %OptimizeFunctionOnNextCall(f); }); | 57 |
56 test(); | 58 function f() { |
| 59 return g(void(h() + "")); |
| 60 }; |
| 61 |
| 62 f(); |
| 63 %OptimizeFunctionOnNextCall(f); |
| 64 f(); |
| 65 })(); |
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