Function TestCmpExchange

deps/v8/test/mjsunit/wasm/atomics.js:489–502

(func, buffer, params, size, offset = 0)

function TestCmpExchange(func, buffer, params, size, offset = 0) {
  for (let i = 0; i + (offset / size) < buffer.length; i = inc(i)) {
    for (let j = 0; j < params.length; j++) {
      for (let k = 0; k < params.length; k++) {
        buffer[i + (offset / size)] = params[j];
        let loaded = func(i * size, params[k], params[j]) >>> 0;
        let expected = (params[k] == loaded) ? params[j] : loaded;
        assertEquals(loaded, params[j]);
        assertEquals(expected, buffer[i + (offset / size)]);
      }
    }
  }
  VerifyBoundsCheck(func, size);
}

(function TestAtomicCompareExchange() {
  print(arguments.callee.name);