Add PromiseReactionJobInfo to CSA

src/code-stub-assembler.cc

 // Copyright 2016 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/code-stub-assembler.h"
 #include "src/code-factory.h"
 #include "src/frames-inl.h"
 #include "src/frames.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 8228 matching lines @@
   StoreObjectField(promise, JSPromise::kFlagsOffset, SmiConstant(0));
 }
 
 void CodeStubAssembler::PromiseSet(Node* promise, Node* status, Node* result) {
   CSA_ASSERT(this, TaggedIsSmi(status));
   StoreObjectField(promise, JSPromise::kStatusOffset, status);
   StoreObjectField(promise, JSPromise::kResultOffset, result);
   StoreObjectField(promise, JSPromise::kFlagsOffset, SmiConstant(0));
 }
 
+Node* CodeStubAssembler::AllocatePromiseReactionJobInfo(Node* value,
+                                                        Node* tasks,
+                                                        Node* deferred,
+                                                        Node* context) {
+  Node* const result = Allocate(PromiseReactionJobInfo::kSize);
+  StoreMapNoWriteBarrier(result, Heap::kPromiseReactionJobInfoMapRootIndex);
+  StoreObjectFieldNoWriteBarrier(result, PromiseReactionJobInfo::kValueOffset,
+                                 value);
+  StoreObjectFieldNoWriteBarrier(result, PromiseReactionJobInfo::kTasksOffset,
+                                 tasks);
+  StoreObjectFieldNoWriteBarrier(
+      result, PromiseReactionJobInfo::kDeferredOffset, deferred);
+  StoreObjectFieldRoot(result, PromiseReactionJobInfo::kDebugIdOffset,
+                       Heap::kUndefinedValueRootIndex);
+  StoreObjectFieldRoot(result, PromiseReactionJobInfo::kDebugNameOffset,
+                       Heap::kUndefinedValueRootIndex);
+  StoreObjectFieldNoWriteBarrier(result, PromiseReactionJobInfo::kContextOffset,
+                                 context);
+  return result;
+}
+
 }  // namespace internal
 }  // namespace v8