[wasm] Complete separation of compilation and instantiation

src/objects-inl.h

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 //
 // Review notes:
 //
 // - The use of macros in these inline functions may seem superfluous
 // but it is absolutely needed to make sure gcc generates optimal
 // code. gcc is not happy when attempting to inline too deep.
 //
@@ skipping 2289 matching lines @@
 
 Object* FixedArray::get(int index) const {
   SLOW_DCHECK(index >= 0 && index < this->length());
   return READ_FIELD(this, kHeaderSize + index * kPointerSize);
 }
 
 Handle<Object> FixedArray::get(FixedArray* array, int index, Isolate* isolate) {
   return handle(array->get(index), isolate);
 }
 
+template <class T>
+Handle<T> FixedArray::GetValueOrNull(int index) const {
+  Object* obj = get(index);
+  if (obj->IsUndefined(GetIsolate())) return Handle<T>::null();
+  return Handle<T>(T::cast(obj));
+}
 
 bool FixedArray::is_the_hole(int index) {
   return get(index) == GetHeap()->the_hole_value();
 }
 
 
 void FixedArray::set(int index, Smi* value) {
   DCHECK(map() != GetHeap()->fixed_cow_array_map());
   DCHECK(index >= 0 && index < this->length());
   DCHECK(reinterpret_cast<Object*>(value)->IsSmi());
@@ skipping 1633 matching lines @@
 }
 
 
 int ByteArray::Size() { return RoundUp(length() + kHeaderSize, kPointerSize); }
 
 byte ByteArray::get(int index) {
   DCHECK(index >= 0 && index < this->length());
   return READ_BYTE_FIELD(this, kHeaderSize + index * kCharSize);
 }
 
+const byte* ByteArray::data() const {
+  return reinterpret_cast<const byte*>(FIELD_ADDR_CONST(this, kHeaderSize));
+}
 
 void ByteArray::set(int index, byte value) {
   DCHECK(index >= 0 && index < this->length());
   WRITE_BYTE_FIELD(this, kHeaderSize + index * kCharSize, value);
 }
 
 void ByteArray::copy_in(int index, const byte* buffer, int length) {
   DCHECK(index >= 0 && length >= 0 && index + length >= index &&
          index + length <= this->length());
   byte* dst_addr = FIELD_ADDR(this, kHeaderSize + index * kCharSize);
@@ skipping 3984 matching lines @@
 #undef WRITE_INT64_FIELD
 #undef READ_BYTE_FIELD
 #undef WRITE_BYTE_FIELD
 #undef NOBARRIER_READ_BYTE_FIELD
 #undef NOBARRIER_WRITE_BYTE_FIELD
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_OBJECTS_INL_H_