[Interpreter] Support top-level code.

src/objects.cc

 // Copyright 2013 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.
 
 #include "src/objects.h"
 
 #include <cmath>
 #include <iomanip>
 #include <sstream>
 
@@ skipping 1526 matching lines @@
 
 void String::PrintUC16(std::ostream& os, int start, int end) {  // NOLINT
   if (end < 0) end = length();
   StringCharacterStream stream(this, start);
   for (int i = start; i < end && stream.HasMore(); i++) {
     os << AsUC16(stream.GetNext());
   }
 }
 
 
+// The filter is a pattern that matches string names in this way:
+//   "*"      all; the default
+//   "-name"  all but "name"
+//   "name"   only the function "name"
+//   "name*"  only functions starting with "name"
+//   "~"      none; the tilde is not an identifier
+bool String::PassesFilter(const char* raw_filter) {
+  if (*raw_filter == '*') return true;
+
+  Vector<const char> filter = CStrVector(raw_filter);
+  if (filter.length() == 0) return length() == 0;
+  if (filter[0] == '-') {
+    // Negative filter.
+    if (filter.length() == 1) {
+      return (length() != 0);
+    } else if (IsUtf8EqualTo(filter.SubVector(1, filter.length()))) {
+      return false;
+    }
+    if (filter[filter.length() - 1] == '*' &&
+        IsUtf8EqualTo(filter.SubVector(1, filter.length() - 1), true)) {
+      return false;
+    }
+    return true;
+
+  } else if (IsUtf8EqualTo(filter)) {
+    return true;
+  }
+  if (filter[filter.length() - 1] == '*' &&
+      IsUtf8EqualTo(filter.SubVector(0, filter.length() - 1), true)) {
+    return true;
+  }
+  return false;
+}
+
+
 void JSObject::JSObjectShortPrint(StringStream* accumulator) {
   switch (map()->instance_type()) {
     case JS_ARRAY_TYPE: {
       double length = JSArray::cast(this)->length()->IsUndefined()
           ? 0
           : JSArray::cast(this)->length()->Number();
       accumulator->Add("<JS Array[%u]>", static_cast<uint32_t>(length));
       break;
     }
     case JS_WEAK_MAP_TYPE: {
@@ skipping 9400 matching lines @@
 
 // The filter is a pattern that matches function names in this way:
 //   "*"      all; the default
 //   "-"      all but the top-level function
 //   "-name"  all but the function "name"
 //   ""       only the top-level function
 //   "name"   only the function "name"
 //   "name*"  only functions starting with "name"
 //   "~"      none; the tilde is not an identifier
 bool JSFunction::PassesFilter(const char* raw_filter) {
-  if (*raw_filter == '*') return true;
   String* name = shared()->DebugName();
-  Vector<const char> filter = CStrVector(raw_filter);
-  if (filter.length() == 0) return name->length() == 0;
-  if (filter[0] == '-') {
-    // Negative filter.
-    if (filter.length() == 1) {
-      return (name->length() != 0);
-    } else if (name->IsUtf8EqualTo(filter.SubVector(1, filter.length()))) {
-      return false;
-    }
-    if (filter[filter.length() - 1] == '*' &&
-        name->IsUtf8EqualTo(filter.SubVector(1, filter.length() - 1), true)) {
-      return false;
-    }
-    return true;
-
-  } else if (name->IsUtf8EqualTo(filter)) {
-    return true;
-  }
-  if (filter[filter.length() - 1] == '*' &&
-      name->IsUtf8EqualTo(filter.SubVector(0, filter.length() - 1), true)) {
-    return true;
-  }
-  return false;
+  return name->PassesFilter(raw_filter);
 }
 
 
 Handle<String> JSFunction::GetDebugName(Handle<JSFunction> function) {
   Isolate* isolate = function->GetIsolate();
   Handle<Object> name =
       JSReceiver::GetDataProperty(function, isolate->factory()->name_string());
   if (name->IsString()) return Handle<String>::cast(name);
   return handle(function->shared()->DebugName(), isolate);
 }
@@ skipping 5888 matching lines @@
   if (cell->value() != *new_value) {
     cell->set_value(*new_value);
     Isolate* isolate = cell->GetIsolate();
     cell->dependent_code()->DeoptimizeDependentCodeGroup(
         isolate, DependentCode::kPropertyCellChangedGroup);
   }
 }
 
 }  // namespace internal
 }  // namespace v8