1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
|
// 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
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// 'AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// A test for keyed call ICs with a mix of smi and string keys.
function testOne(receiver, key, result) {
for(var i = 0; i != 10; i++ ) {
assertEquals(result, receiver[key]());
}
}
function testMany(receiver, keys, results) {
for (var i = 0; i != 10; i++) {
for (var k = 0; k != keys.length; k++) {
assertEquals(results[k], receiver[keys[k]]());
}
}
}
var toStringNonSymbol = 'to';
toStringNonSymbol += 'String';
function TypeOfThis() { return typeof this; }
Number.prototype.square = function() { return this * this; }
Number.prototype.power4 = function() { return this.square().square(); }
Number.prototype.type = TypeOfThis;
String.prototype.type = TypeOfThis;
Boolean.prototype.type = TypeOfThis;
// Use a non-symbol key to force inline cache to generic case.
testOne(0, toStringNonSymbol, '0');
testOne(1, 'toString', '1');
testOne('1', 'toString', '1');
testOne(1.0, 'toString', '1');
testOne(1, 'type', 'object');
testOne(2.3, 'type', 'object');
testOne('x', 'type', 'object');
testOne(true, 'type', 'object');
testOne(false, 'type', 'object');
testOne(2, 'square', 4);
testOne(2, 'power4', 16);
function zero () { return 0; }
function one () { return 1; }
function two () { return 2; }
var fixed_array = [zero, one, two];
var dict_array = [ zero, one, two ];
dict_array[100000] = 1;
var fast_prop = { zero: zero, one: one, two: two };
var normal_prop = { zero: zero, one: one, two: two };
normal_prop.x = 0;
delete normal_prop.x;
var first3num = [0, 1, 2];
var first3str = ['zero', 'one', 'two'];
// Use a non-symbol key to force inline cache to generic case.
testMany('123', [toStringNonSymbol, 'charAt', 'charCodeAt'], ['123', '1', 49]);
testMany(fixed_array, first3num, first3num);
testMany(dict_array, first3num, first3num);
testMany(fast_prop, first3str, first3num);
testMany(normal_prop, first3str, first3num);
function testException(receiver, keys, exceptions) {
for (var i = 0; i != 10; i++) {
for (var k = 0; k != keys.length; k++) {
var thrown = false;
try {
var result = receiver[keys[k]]();
} catch (e) {
thrown = true;
}
assertEquals(exceptions[k], thrown);
}
}
}
testException([zero, one, /* hole */ ], [0, 1, 2], [false, false, true]);
|
