Store the scope info in catch contexts

src/compiler/access-builder.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/compiler/access-builder.h"
 
 #include "src/compiler/type-cache.h"
 #include "src/contexts.h"
 #include "src/frames.h"
 #include "src/handles-inl.h"
@@ skipping 615 matching lines @@
     w = kNoWriteBarrier;
   } else if (type->Is(Type::TaggedPointer())) {
     r = MachineType::TaggedPointer();
   }
   FieldAccess access = {
       kTaggedBase, PropertyCell::kValueOffset, Handle<Name>(), type, r, w};
   return access;
 }
 
 // static
+FieldAccess AccessBuilder::ForContextExtensionScopeInfo() {
+  FieldAccess access = {kTaggedBase,
+                        ContextExtension::kScopeInfoOffset,
+                        Handle<Name>(),
+                        Type::OtherInternal(),
+                        MachineType::AnyTagged(),
+                        kFullWriteBarrier};
+  return access;
+}
+
+// static
+FieldAccess AccessBuilder::ForContextExtensionExtension() {
+  FieldAccess access = {
+      kTaggedBase, ContextExtension::kExtensionOffset, Handle<Name>(),
+      Type::Any(), MachineType::AnyTagged(),           kFullWriteBarrier};
+  return access;
+}
+
+// static
 ElementAccess AccessBuilder::ForFixedArrayElement() {
   ElementAccess access = {kTaggedBase, FixedArray::kHeaderSize, Type::Tagged(),
                           MachineType::AnyTagged(), kFullWriteBarrier};
   return access;
 }
 
 // static
 ElementAccess AccessBuilder::ForFixedArrayElement(ElementsKind kind) {
   ElementAccess access = {kTaggedBase, FixedArray::kHeaderSize, Type::Any(),
                           MachineType::AnyTagged(), kFullWriteBarrier};
@@ skipping 87 matching lines @@
   }
   UNREACHABLE();
   ElementAccess access = {kUntaggedBase, 0, Type::None(), MachineType::None(),
                           kNoWriteBarrier};
   return access;
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8