[modules] Detect and throw exceptions for cyclic dependencies

src/objects-inl.h

Index: src/objects-inl.h
diff --git a/src/objects-inl.h b/src/objects-inl.h
index b1cfceea7742c36b479aa1c5e75d91677e42244d..b72a94a52ea35fca5bd6e0c7c60d756bf1765be0 100644
--- a/src/objects-inl.h
+++ b/src/objects-inl.h
@@ -5719,6 +5719,17 @@ SMI_ACCESSORS(Module, flags, kFlagsOffset)
 BOOL_ACCESSORS(Module, flags, evaluated, kEvaluatedBit)
 ACCESSORS(Module, embedder_data, Object, kEmbedderDataOffset)
 
+SharedFunctionInfo* Module::shared() const {
+  return code()->IsSharedFunctionInfo() ? SharedFunctionInfo::cast(code())
+                                        : JSFunction::cast(code())->shared();
+}
+
+ModuleInfo* Module::info() const {
+  return shared()->scope_info()->ModuleDescriptorInfo();
+}
+
+uint32_t Module::Hash() const { return Symbol::cast(shared()->name())->Hash(); }
+
 ACCESSORS(AccessorPair, getter, Object, kGetterOffset)
 ACCESSORS(AccessorPair, setter, Object, kSetterOffset)
 
@@ -7961,14 +7972,6 @@ Object* ModuleInfoEntry::module_request() const {
   return get(kModuleRequestIndex);
 }
 
-ModuleInfo* Module::info() const {
-  DisallowHeapAllocation no_gc;
-  SharedFunctionInfo* shared = code()->IsSharedFunctionInfo()
-                                   ? SharedFunctionInfo::cast(code())
-                                   : JSFunction::cast(code())->shared();
-  return shared->scope_info()->ModuleDescriptorInfo();
-}
-
 FixedArray* ModuleInfo::module_requests() const {
   return FixedArray::cast(get(kModuleRequestsIndex));
 }