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// Test Math.sign() for IonMonkey.
// Requires --ion-eager to enter at the top of each loop.
var signDITests = [
[0.49999999999999997, 1],
[0.5, 1],
[1.0, 1],
[1.5, 1],
[792.8, 1],
[-0.1, -1],
[-1.0001, -1],
[-3.14, -1],
[900000000000, 1],
[+0, +0],
[-Infinity, -1],
[Infinity, 1],
];
var signDITests_bailout = [
// Add a few 'double -> int' tests before the bailout.
...(function*(){ for (var i = 0; i < 50; ++i) yield* signDITests; })(),
// Trigger bailout for negative zero.
[-0, -0],
];
var signDTests = [
[-0, -0],
[0.49999999999999997, 1],
[0.5, 1],
[1.0, 1],
[1.5, 1],
[792.8, 1],
[-0.1, -1],
[-1.0001, -1],
[-3.14, -1],
[900000000000, 1],
[-0, -0],
[+0, +0],
[-Infinity, -1],
[Infinity, 1],
[NaN, NaN],
];
var signITests = [
[0, 0],
[4, 1],
[-1, -1],
[-7, -1],
[2147483647, 1],
[-2147483648, -1],
];
// Typed functions to be compiled by Ion.
function signDI(x) { return Math.sign(x); }
function signDI_bailout(x) { return Math.sign(x); }
function signD(x) { return Math.sign(x); }
function signI(x) { return Math.sign(x); }
function test() {
// Always run this function in the interpreter.
with ({}) {}
for (var i = 0; i < signDITests.length; i++)
assertEq(signDI(signDITests[i][0]), signDITests[i][1]);
for (var i = 0; i < signDITests_bailout.length; i++)
assertEq(signDI_bailout(signDITests_bailout[i][0]), signDITests_bailout[i][1]);
for (var i = 0; i < signDTests.length; i++)
assertEq(signD(signDTests[i][0]), signDTests[i][1]);
for (var i = 0; i < signITests.length; i++)
assertEq(signI(signITests[i][0]), signITests[i][1]);
}
for (var i = 0; i < 40; i++)
test();