Function updateMemoryViews

src/runtime_common.js:144–180

()

#endif // ALLOW_MEMORY_GROWTH

function updateMemoryViews() {
#if RUNTIME_DEBUG
  dbg(`updateMemoryViews: first=${!HEAP8} size=${wasmMemory.buffer.byteLength}`);
#endif
#if ALLOW_MEMORY_GROWTH
  // If we already have a heap that is resizeable/growable buffer we don't
  // need to do anything in updateMemoryViews.
#if SHARED_MEMORY
  if (HEAP8?.buffer?.growable) return;
#else
  if (HEAP8?.buffer?.resizable) return;
#endif
  var b = getMemoryBuffer();
#else
#if ASSERTIONS
  // When memory growth is disabled this function should be called exactly once.
  assert(!HEAP8, 'updateMemoryViews should only be called once when ALLOW_MEMORY_GROWTH=0');
#endif
  var b = wasmMemory.buffer;
#endif
  {{{ maybeExportHeap('HEAP8')   }}}HEAP8 = new Int8Array(b);
  {{{ maybeExportHeap('HEAP16')  }}}HEAP16 = new Int16Array(b);
  {{{ maybeExportHeap('HEAPU8')  }}}HEAPU8 = new Uint8Array(b);
  {{{ maybeExportHeap('HEAPU16') }}}HEAPU16 = new Uint16Array(b);
  {{{ maybeExportHeap('HEAP32')  }}}HEAP32 = new Int32Array(b);
  {{{ maybeExportHeap('HEAPU32') }}}HEAPU32 = new Uint32Array(b);
  {{{ maybeExportHeap('HEAPF32') }}}HEAPF32 = new Float32Array(b);
  {{{ maybeExportHeap('HEAPF64') }}}HEAPF64 = new Float64Array(b);
#if WASM_BIGINT
  {{{ maybeExportHeap('HEAP64')  }}}HEAP64 = new BigInt64Array(b);
  {{{ maybeExportHeap('HEAPU64') }}}HEAPU64 = new BigUint64Array(b);
#endif
#if SUPPORT_BIG_ENDIAN
  {{{ maybeExportHeap('HEAP_DATA_VIEW') }}} HEAP_DATA_VIEW = new DataView(b);
  LE_HEAP_UPDATE();
#endif
}

#if IMPORTED_MEMORY
// In non-standalone/normal mode, we create the memory here.