typedarray-data-inlining-neuter-samedata.js

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var NONINLINABLE_AMOUNT = 40;

var SIZEOF_INT32 = 4;

var INLINABLE_INT8_AMOUNT = 4;

// Large arrays with non-inline data

var ab1 = new ArrayBuffer(NONINLINABLE_AMOUNT * SIZEOF_INT32);

var ta1 = new Int32Array(ab1);

for (var i = 0; i < ta1.length; i++)

  ta1[i] = i + 43;

function q1() { return ta1[NONINLINABLE_AMOUNT - 1]; }

assertEq(q1(), NONINLINABLE_AMOUNT - 1 + 43);

assertEq(q1(), NONINLINABLE_AMOUNT - 1 + 43);

detachArrayBuffer(ab1);

assertEq(q1(), undefined);

// Small arrays with inline data

var ab2 = new ArrayBuffer(INLINABLE_INT8_AMOUNT);

var ta2 = new Int8Array(ab2);

for (var i = 0; i < ta2.length; i++)

  ta2[i] = i + 13;

function q2() { return ta2[INLINABLE_INT8_AMOUNT - 1]; }

assertEq(q2(), INLINABLE_INT8_AMOUNT - 1 + 13);

assertEq(q2(), INLINABLE_INT8_AMOUNT - 1 + 13);

detachArrayBuffer(ab2);

assertEq(q2(), undefined);