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1// Copyright 2011 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
4// met:
5//
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.
15//
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.
27
28// Flags: --allow-natives-syntax
29
30function A() {
31}
32
33A.prototype.X = function (a, b, c) {
34  assertTrue(this instanceof A);
35  assertEquals(1, a);
36  assertEquals(2, b);
37  assertEquals(3, c);
38};
39
40A.prototype.Y = function () {
41  this.X.apply(this, arguments);
42};
43
44A.prototype.Z = function () {
45  this.Y(1,2,3);
46};
47
48var a = new A();
49a.Z(4,5,6);
50a.Z(4,5,6);
51%OptimizeFunctionOnNextCall(a.Z);
52a.Z(4,5,6);
53A.prototype.X.apply = function (receiver, args) {
54  return Function.prototype.apply.call(this, receiver, args);
55};
56a.Z(4,5,6);
57
58
59// Ensure that HArgumentsObject is inserted in a correct place
60// and dominates all uses.
61function F1() { }
62function F2() { F1.apply(this, arguments); }
63function F3(x, y) {
64  if (x) {
65    F2(y);
66  }
67}
68
69function F31() {
70  return F1.apply(this, arguments);
71}
72
73function F4() {
74  F3(true, false);
75  return F31(1);
76}
77
78F4(1);
79F4(1);
80F4(1);
81%OptimizeFunctionOnNextCall(F4);
82F4(1);
83
84
85// Test correct adapation of arguments.
86// Strict mode prevents arguments object from shadowing parameters.
87(function () {
88  "use strict";
89
90  function G2() {
91    assertArrayEquals([1,2], arguments);
92  }
93
94  function G4() {
95    assertArrayEquals([1,2,3,4], arguments);
96  }
97
98  function adapt2to4(a, b, c, d) {
99    G2.apply(this, arguments);
100  }
101
102  function adapt4to2(a, b) {
103    G4.apply(this, arguments);
104  }
105
106  function test_adaptation() {
107    adapt2to4(1, 2);
108    adapt4to2(1, 2, 3, 4);
109  }
110
111  test_adaptation();
112  test_adaptation();
113  %OptimizeFunctionOnNextCall(test_adaptation);
114  test_adaptation();
115})();
116