Function dynamicAlloc

js/sql-debug.js:307–320

(size)

}

function dynamicAlloc(size) {
  assert(DYNAMICTOP_PTR);
  var ret = HEAP32[DYNAMICTOP_PTR>>2];
  var end = (ret + size + 15) & -16;
  HEAP32[DYNAMICTOP_PTR>>2] = end;
  if (end >= TOTAL_MEMORY) {
    var success = enlargeMemory();
    if (!success) {
      HEAP32[DYNAMICTOP_PTR>>2] = ret;
      return 0;
    }
  }
  return ret;
}

function alignMemory(size, factor) {
  if (!factor) factor = STACK_ALIGN; // stack alignment (16-byte) by default