mirror of
https://github.com/nodejs/node.git
synced 2025-05-17 06:08:35 +00:00
0a66b223e1
PR-URL: https://github.com/nodejs/node/pull/14004 Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Anna Henningsen <anna@addaleax.net> Reviewed-By: Franziska Hinkelmann <franziska.hinkelmann@gmail.com> Reviewed-By: James M Snell <jasnell@gmail.com> Reviewed-By: Matteo Collina <matteo.collina@gmail.com> Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
74 lines
1.4 KiB
JavaScript
74 lines
1.4 KiB
JavaScript
// Copyright 2016 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 --opt
|
|
|
|
(function() {
|
|
function foo(a, v) {
|
|
a[0] = v & 0xff;
|
|
}
|
|
|
|
var a = new Uint8ClampedArray(4);
|
|
foo(a, 1);
|
|
foo(a, 2);
|
|
%OptimizeFunctionOnNextCall(foo);
|
|
foo(a, 256);
|
|
assertOptimized(foo);
|
|
assertEquals(0, a[0]);
|
|
})();
|
|
|
|
(function() {
|
|
function foo(a, v) {
|
|
a[0] = v >>> 0;
|
|
}
|
|
|
|
var a = new Uint8ClampedArray(4);
|
|
foo(a, 1);
|
|
foo(a, 2);
|
|
%OptimizeFunctionOnNextCall(foo);
|
|
foo(a, 256);
|
|
assertOptimized(foo);
|
|
assertEquals(255, a[0]);
|
|
})();
|
|
|
|
(function() {
|
|
function foo(a, v) {
|
|
a[0] = v | 0;
|
|
}
|
|
|
|
var a = new Uint8ClampedArray(4);
|
|
foo(a, 1);
|
|
foo(a, 2);
|
|
%OptimizeFunctionOnNextCall(foo);
|
|
foo(a, 256);
|
|
assertOptimized(foo);
|
|
assertEquals(255, a[0]);
|
|
foo(a, -1);
|
|
assertOptimized(foo);
|
|
assertEquals(0, a[0]);
|
|
})();
|
|
|
|
(function() {
|
|
function foo(a, v) {
|
|
a[0] = v;
|
|
}
|
|
|
|
var a = new Uint8ClampedArray(4);
|
|
foo(a, 1);
|
|
foo(a, 2);
|
|
%OptimizeFunctionOnNextCall(foo);
|
|
foo(a, Infinity);
|
|
assertOptimized(foo);
|
|
assertEquals(255, a[0]);
|
|
foo(a, -Infinity);
|
|
assertOptimized(foo);
|
|
assertEquals(0, a[0]);
|
|
foo(a, 0.5);
|
|
assertOptimized(foo);
|
|
assertEquals(0, a[0]);
|
|
foo(a, 1.5);
|
|
assertOptimized(foo);
|
|
assertEquals(2, a[0]);
|
|
})();
|