| function intLength (a, l) { |
| var res = 0; |
| for (var i = 0; i < l; i++) |
| res += a.length; |
| return res / l; |
| } |
| |
| function valueLength (a, l) { |
| var res = 0; |
| for (var i = 0; i < l; i++) |
| res += a.length; |
| return res / l; |
| } |
| |
| var denseArray = [0,1,2,3,4,5,6,7,8,9]; |
| var typedArray = new Uint8Array(10); |
| var hugeArray = new Array(4294967295); |
| var fakeArray1 = { length: 10 }; |
| var fakeArray2 = { length: 10.5 }; |
| |
| // Check the interpreter result and play with TI type objects. |
| assertEq(intLength(denseArray, 10), 10); |
| assertEq(intLength(typedArray, 10), 10); |
| // assertEq(intLength(fakeArray1, 10), 10); |
| |
| assertEq(valueLength(denseArray, 10), 10); |
| assertEq(valueLength(typedArray, 10), 10); |
| assertEq(valueLength(hugeArray , 10), 4294967295); |
| assertEq(valueLength(fakeArray2, 10), 10.5); |
| |
| // Heat up to compile (either JM / Ion) |
| assertEq(intLength(denseArray, 100), 10); |
| assertEq(valueLength(denseArray, 100), 10); |
| |
| // No bailout should occur during any of the following checks: |
| |
| // Check get-property length IC with dense array. |
| assertEq(intLength(denseArray, 1), 10); |
| assertEq(valueLength(denseArray, 1), 10); |
| |
| // Check get-property length IC with typed array. |
| assertEq(intLength(typedArray, 1), 10); |
| assertEq(valueLength(typedArray, 1), 10); |
| |
| // Check length which do not fit on non-double value. |
| assertEq(valueLength(hugeArray, 1), 4294967295); |
| |
| // Check object length property. |
| assertEq(intLength(fakeArray1, 1), 10); |
| assertEq(valueLength(fakeArray2, 1), 10.5); |
| |
| // Cause invalidation of intLength by returning a double. |
| assertEq(intLength(hugeArray, 1), 4294967295); |
| assertEq(intLength(fakeArray2, 1), 10.5); |