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v8/test/mjsunit/compiler/array-subclass.js
Ross McIlroy 31a3cfbc10 [Test] Add PrepareForOptimization to mjsunit/compiler 
BUG=v8:8801

Change-Id: I9d9d9824c6c9ad0176bbfd3723da1b578b17c256
Reviewed-on: https://chromium-review.googlesource.com/c/1495555
Commit-Queue: Ross McIlroy <rmcilroy@chromium.org>
Reviewed-by: Mythri Alle <mythria@chromium.org>
Cr-Commit-Position: refs/heads/master@{#60001}
2019-03-04 12:25:41 +00:00

415 lines
10 KiB
JavaScript
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// Copyright 2017 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
// Flags: --allow-natives-syntax
// Test Array subclass default constructor with no parameters.
(function() {
const A = class A extends Array { };
function foo() { return new A; }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
})();
// Test Array subclass default constructor with small constant length.
(function() {
const A = class A extends Array { };
const L = 4;
function foo() { return new A(L); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
})();
// Test Array subclass default constructor with large constant length.
(function() {
const A = class A extends Array { };
const L = 1024 * 1024;
function foo() { return new A(L); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
})();
// Test Array subclass default constructor with known boolean.
(function() {
const A = class A extends Array { };
function foo() { return new A(true); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
})();
// Test Array subclass default constructor with known string.
(function() {
const A = class A extends Array { };
function foo() { return new A(""); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
})();
// Test Array subclass default constructor with known object.
(function() {
const A = class A extends Array { };
const O = {foo: "foo"};
function foo() { return new A(O); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
})();
// Test Array subclass default constructor with known small integers.
(function() {
const A = class A extends Array { };
function foo() { return new A(1, 2, 3); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1, foo()[0]);
assertEquals(2, foo()[1]);
assertEquals(3, foo()[2]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1, foo()[0]);
assertEquals(2, foo()[1]);
assertEquals(3, foo()[2]);
})();
// Test Array subclass default constructor with known numbers.
(function() {
const A = class A extends Array { };
function foo() { return new A(1.1, 2.2, 3.3); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1.1, foo()[0]);
assertEquals(2.2, foo()[1]);
assertEquals(3.3, foo()[2]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1.1, foo()[0]);
assertEquals(2.2, foo()[1]);
assertEquals(3.3, foo()[2]);
})();
// Test Array subclass default constructor with known strings.
(function() {
const A = class A extends Array { };
function foo() { return new A("a", "b", "c", "d"); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(4, foo().length);
assertEquals("a", foo()[0]);
assertEquals("b", foo()[1]);
assertEquals("c", foo()[2]);
assertEquals("d", foo()[3]);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(4, foo().length);
assertEquals("a", foo()[0]);
assertEquals("b", foo()[1]);
assertEquals("c", foo()[2]);
assertEquals("d", foo()[3]);
})();
// Test Array subclass constructor with no parameters.
(function() {
const A = class A extends Array {
constructor() {
super();
this.bar = 1;
}
};
function foo() { return new A; }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(0, foo().length);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with small constant length.
(function() {
const A = class A extends Array {
constructor(n) {
super(n);
this.bar = 1;
}
};
const L = 4;
function foo() { return new A(L); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with large constant length.
(function() {
const A = class A extends Array {
constructor(n) {
super(n);
this.bar = 1;
}
};
const L = 1024 * 1024;
function foo() { return new A(L); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(L, foo().length);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known boolean.
(function() {
const A = class A extends Array {
constructor(n) {
super(n);
this.bar = 1;
}
};
function foo() { return new A(true); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals(true, foo()[0]);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known string.
(function() {
const A = class A extends Array {
constructor(n) {
super(n);
this.bar = 1;
}
};
function foo() { return new A(""); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertEquals("", foo()[0]);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known object.
(function() {
const A = class A extends Array {
constructor(n) {
super(n);
this.bar = 1;
}
};
const O = {foo: "foo"};
function foo() { return new A(O); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
assertEquals(1, foo().bar);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(1, foo().length);
assertSame(O, foo()[0]);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known small integers.
(function() {
const A = class A extends Array {
constructor(x, y, z) {
super(x, y, z);
this.bar = 1;
}
};
function foo() { return new A(1, 2, 3); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1, foo()[0]);
assertEquals(2, foo()[1]);
assertEquals(3, foo()[2]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1, foo()[0]);
assertEquals(2, foo()[1]);
assertEquals(3, foo()[2]);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known numbers.
(function() {
const A = class A extends Array {
constructor(x, y, z) {
super(x, y, z);
this.bar = 1;
}
};
function foo() { return new A(1.1, 2.2, 3.3); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1.1, foo()[0]);
assertEquals(2.2, foo()[1]);
assertEquals(3.3, foo()[2]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(3, foo().length);
assertEquals(1.1, foo()[0]);
assertEquals(2.2, foo()[1]);
assertEquals(3.3, foo()[2]);
assertEquals(1, foo().bar);
})();
// Test Array subclass constructor with known strings.
(function() {
const A = class A extends Array {
constructor(a, b, c, d) {
super(a, b, c, d);
this.bar = 1;
}
};
function foo() { return new A("a", "b", "c", "d"); }
%PrepareFunctionForOptimization(foo);
assertInstanceof(foo(), A);
assertEquals(4, foo().length);
assertEquals("a", foo()[0]);
assertEquals("b", foo()[1]);
assertEquals("c", foo()[2]);
assertEquals("d", foo()[3]);
assertEquals(1, foo().bar);
%OptimizeFunctionOnNextCall(foo);
assertInstanceof(foo(), A);
assertEquals(4, foo().length);
assertEquals("a", foo()[0]);
assertEquals("b", foo()[1]);
assertEquals("c", foo()[2]);
assertEquals("d", foo()[3]);
assertEquals(1, foo().bar);
})();
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