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// Copyright 2015 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.
var stdlib = { Math: Math };
var f = (function Module(stdlib) {
"use asm";
var clz32 = stdlib.Math.clz32;
function f(a) {
a = a | 0;
return clz32(a >>> 0) | 0;
}
return f;
})(stdlib);
assertEquals(32, f(0));
assertEquals(32, f(NaN));
assertEquals(32, f(undefined));
for (var i = 0; i < 32; ++i) {
assertEquals(i, f((-1) >>> i));
}
for (var i = -2147483648; i < 2147483648; i += 3999773) {
assertEquals(Math.clz32(i), f(i));
}
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