| // 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 --turbo-type-feedback |
| |
| (function AddSubtractSmis() { |
| function f0(a, b, c) { |
| return a + b - c; |
| } |
| |
| assertEquals(4, f0(3, 2, 1)); |
| assertEquals(4, f0(3, 2, 1)); |
| %OptimizeFunctionOnNextCall(f0); |
| assertEquals(4, f0(3, 2, 1)); |
| })(); |
| |
| (function AddSubtractDoubles() { |
| function f1(a, b, c) { |
| return a + b - c; |
| } |
| |
| assertEquals(4.5, f1(3.5, 2.5, 1.5)); |
| assertEquals(4.5, f1(3.5, 2.5, 1.5)); |
| %OptimizeFunctionOnNextCall(f1); |
| assertEquals(4.5, f1(3.5, 2.5, 1.5)); |
| assertEquals(4, f1(3, 2, 1)); |
| assertTrue(isNaN(f1(3, 2, undefined))); |
| assertTrue(isNaN(f1(3, undefined, 1))); |
| })(); |
| |
| (function CheckUint32ToInt32Conv() { |
| function f2(a) { |
| return (a >>> 0) + 1; |
| } |
| |
| assertEquals(1, f2(0)); |
| assertEquals(1, f2(0)); |
| %OptimizeFunctionOnNextCall(f2); |
| assertEquals(1, f2(0)); |
| assertEquals(4294967295, f2(-2)); |
| })(); |
| |
| (function CheckFloat64ToInt32Conv() { |
| function f3(a, b) { |
| var x = 0; |
| if (a) { |
| x = 0.5; |
| } |
| return x + b; |
| } |
| |
| assertEquals(1, f3(0, 1)); |
| assertEquals(1, f3(0, 1)); |
| %OptimizeFunctionOnNextCall(f3); |
| assertEquals(1, f3(0, 1)); |
| assertEquals(1.5, f3(1, 1)); |
| })(); |