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Issue 2129903002: [test] Remove obsolete mjsunit/call-counts test. (Closed) Base URL: https://chromium.googlesource.com/v8/v8.git@master
Patch Set: Created 4 years, 5 months ago
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1 // Copyright 2015 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4
5 // Flags: --allow-natives-syntax --noalways-opt
6
7 // We disable vector store ICs because slot indices change when this option
8 // is enabled.
9
10 // Locations in the type feedback vector where call counts are maintained for
11 // the two calls made from bar();
12
13 (function() {
14 const kFooCallExtraIndex = 5;
15 const kArrayCallExtraIndex = 7;
16
17 function GetCallCount(func, slot) {
18 var vector = %GetTypeFeedbackVector(func);
19 // Call counts are recorded doubled.
20 var value = %FixedArrayGet(vector, slot);
21 return Math.floor(value / 2);
22 }
23
24 function foo(a) { return a[3] * 16; }
25
26 function bar(a) {
27 var result = 0;
28 for (var i = 0; i < 10; i++) {
29 result = foo(a);
30 if (i % 2 === 0) {
31 var r = Array();
32 r[0] = 1;
33 result += r[0];
34 }
35 }
36 return result;
37 }
38
39 var a = [1, 2, 3];
40 bar(a);
41 assertEquals(10, GetCallCount(bar, kFooCallExtraIndex));
42 assertEquals(5, GetCallCount(bar, kArrayCallExtraIndex));
43
44 %OptimizeFunctionOnNextCall(bar);
45 bar(a);
46 })();
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