[runtime] Unify comparison operator runtime entries.

src/runtime/runtime-operators.cc

 // Copyright 2014 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/arguments.h"
 #include "src/isolate-inl.h"
 #include "src/runtime/runtime-utils.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 122 matching lines @@
   HandleScope scope(isolate);
   DCHECK_EQ(2, args.length());
   CONVERT_ARG_HANDLE_CHECKED(Object, lhs, 0);
   CONVERT_ARG_HANDLE_CHECKED(Object, rhs, 1);
   Handle<Object> result;
   ASSIGN_RETURN_FAILURE_ON_EXCEPTION(isolate, result,
                                      Object::BitwiseXor(isolate, lhs, rhs));
   return *result;
 }
 
+RUNTIME_FUNCTION(Runtime_Equals) {
+  HandleScope scope(isolate);
+  DCHECK_EQ(2, args.length());
+  CONVERT_ARG_HANDLE_CHECKED(Object, x, 0);
+  CONVERT_ARG_HANDLE_CHECKED(Object, y, 1);
+  Maybe<bool> result = Object::Equals(x, y);
+  if (!result.IsJust()) return isolate->heap()->exception();
+  return isolate->heap()->ToBoolean(result.FromJust());
+}
+
+RUNTIME_FUNCTION(Runtime_NotEquals) {
+  HandleScope scope(isolate);
+  DCHECK_EQ(2, args.length());
+  CONVERT_ARG_HANDLE_CHECKED(Object, x, 0);
+  CONVERT_ARG_HANDLE_CHECKED(Object, y, 1);
+  Maybe<bool> result = Object::Equals(x, y);
+  if (!result.IsJust()) return isolate->heap()->exception();
+  return isolate->heap()->ToBoolean(!result.FromJust());
+}
+
+RUNTIME_FUNCTION(Runtime_StrictEquals) {
+  SealHandleScope scope(isolate);
+  DCHECK_EQ(2, args.length());
+  CONVERT_ARG_CHECKED(Object, x, 0);
+  CONVERT_ARG_CHECKED(Object, y, 1);
+  return isolate->heap()->ToBoolean(x->StrictEquals(y));
+}
+
+RUNTIME_FUNCTION(Runtime_StrictNotEquals) {
+  SealHandleScope scope(isolate);
+  DCHECK_EQ(2, args.length());
+  CONVERT_ARG_CHECKED(Object, x, 0);
+  CONVERT_ARG_CHECKED(Object, y, 1);
+  return isolate->heap()->ToBoolean(!x->StrictEquals(y));
+}
+
 }  // namespace internal
 }  // namespace v8