v8/test/mjsunit/compiler/number-isinteger.js
Sigurd Schneider 8a94f074de [turbofan] Move Number.isInteger to JSCallReducer
This also adds ObjectIsInteger and NumberIsInteger
operators.

Bug: v8:7340, v8:7250
Change-Id: I8067276d12c8532931f90e6397f8435362c2f9af
Reviewed-on: https://chromium-review.googlesource.com/951602
Reviewed-by: Benedikt Meurer <bmeurer@chromium.org>
Commit-Queue: Sigurd Schneider <sigurds@chromium.org>
Cr-Commit-Position: refs/heads/master@{#51991}
2018-03-16 12:34:34 +00:00

63 lines
1.5 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
function test(f) {
assertTrue(f(0));
assertFalse(f(Number.MIN_VALUE));
assertTrue(f(Number.MAX_VALUE));
assertTrue(f(Number.MIN_SAFE_INTEGER));
assertTrue(f(Number.MIN_SAFE_INTEGER - 13));
assertTrue(f(Number.MAX_SAFE_INTEGER));
assertTrue(f(Number.MAX_SAFE_INTEGER + 23));
assertTrue(f(0));
assertTrue(f(-1));
assertTrue(f(123456));
assertFalse(f(Number.NaN));
assertFalse(f(Number.POSITIVE_INFINITY));
assertFalse(f(Number.NEGATIVE_INFINITY));
assertFalse(f(1 / 0));
assertFalse(f(-1 / 0));
assertFalse(f(Number.EPSILON));
}
function f(x) {
return Number.isInteger(+x);
}
test(f);
test(f);
%OptimizeFunctionOnNextCall(f);
test(f);
function test2(f) {
assertTrue(f(0));
assertFalse(f(Number.MIN_VALUE));
assertTrue(f(Number.MAX_VALUE));
assertTrue(f(Number.MIN_SAFE_INTEGER));
assertTrue(f(Number.MIN_SAFE_INTEGER - 13));
assertTrue(f(Number.MAX_SAFE_INTEGER));
assertTrue(f(Number.MAX_SAFE_INTEGER + 23));
assertTrue(f(0));
assertTrue(f(-1));
assertTrue(f(123456));
assertFalse(f(Number.NaN));
assertFalse(f(Number.POSITIVE_INFINITY));
assertFalse(f(Number.NEGATIVE_INFINITY));
assertFalse(f(1 / 0));
assertFalse(f(-1 / 0));
assertFalse(f(Number.EPSILON));
}
function f2(x) {
return Number.isInteger(x);
}
test2(f2);
test2(f2);
%OptimizeFunctionOnNextCall(f2);
test2(f2);