1 files changed, 1 insertions, 77 deletions

diff --git a/deps/v8/src/compiler/js-intrinsic-lowering.cc b/deps/v8/src/compiler/js-intrinsic-lowering.cc
index fcb9e87adb..194e876849 100644
--- a/deps/v8/src/compiler/js-intrinsic-lowering.cc
+++ b/deps/v8/src/compiler/js-intrinsic-lowering.cc
@@ -15,6 +15,7 @@
 #include "src/compiler/operator-properties.h"
 #include "src/counters.h"
 #include "src/objects-inl.h"
+#include "src/objects/js-generator.h"
 
 namespace v8 {
 namespace internal {
@@ -55,10 +56,6 @@ Reduction JSIntrinsicLowering::Reduce(Node* node) {
       return ReduceIsInstanceType(node, JS_TYPED_ARRAY_TYPE);
     case Runtime::kInlineIsJSProxy:
       return ReduceIsInstanceType(node, JS_PROXY_TYPE);
-    case Runtime::kInlineIsJSWeakMap:
-      return ReduceIsInstanceType(node, JS_WEAK_MAP_TYPE);
-    case Runtime::kInlineIsJSWeakSet:
-      return ReduceIsInstanceType(node, JS_WEAK_SET_TYPE);
     case Runtime::kInlineIsJSReceiver:
       return ReduceIsJSReceiver(node);
     case Runtime::kInlineIsSmi:
@@ -79,19 +76,6 @@ Reduction JSIntrinsicLowering::Reduce(Node* node) {
       return ReduceToString(node);
     case Runtime::kInlineCall:
       return ReduceCall(node);
-    case Runtime::kInlineGetSuperConstructor:
-      return ReduceGetSuperConstructor(node);
-    case Runtime::kInlineArrayBufferViewWasNeutered:
-      return ReduceArrayBufferViewWasNeutered(node);
-    case Runtime::kInlineMaxSmi:
-      return ReduceMaxSmi(node);
-    case Runtime::kInlineTypedArrayGetLength:
-      return ReduceArrayBufferViewField(node,
-                                        AccessBuilder::ForJSTypedArrayLength());
-    case Runtime::kInlineTheHole:
-      return ReduceTheHole(node);
-    case Runtime::kInlineStringMaxLength:
-      return ReduceStringMaxLength(node);
     default:
       break;
   }
@@ -321,66 +305,6 @@ Reduction JSIntrinsicLowering::ReduceGetSuperConstructor(Node* node) {
   return Changed(node);
 }
 
-Reduction JSIntrinsicLowering::ReduceArrayBufferViewField(
-    Node* node, FieldAccess const& access) {
-  Node* receiver = NodeProperties::GetValueInput(node, 0);
-  Node* effect = NodeProperties::GetEffectInput(node);
-  Node* control = NodeProperties::GetControlInput(node);
-
-  // Load the {receiver}s field.
-  Node* value = effect = graph()->NewNode(simplified()->LoadField(access),
-                                          receiver, effect, control);
-
-  // Check if the {receiver}s buffer was neutered.
-  Node* receiver_buffer = effect = graph()->NewNode(
-      simplified()->LoadField(AccessBuilder::ForJSArrayBufferViewBuffer()),
-      receiver, effect, control);
-  Node* check = effect = graph()->NewNode(
-      simplified()->ArrayBufferWasNeutered(), receiver_buffer, effect, control);
-
-  // Default to zero if the {receiver}s buffer was neutered.
-  value = graph()->NewNode(
-      common()->Select(MachineRepresentation::kTagged, BranchHint::kFalse),
-      check, jsgraph()->ZeroConstant(), value);
-
-  ReplaceWithValue(node, value, effect, control);
-  return Replace(value);
-}
-
-Reduction JSIntrinsicLowering::ReduceArrayBufferViewWasNeutered(Node* node) {
-  Node* receiver = NodeProperties::GetValueInput(node, 0);
-  Node* effect = NodeProperties::GetEffectInput(node);
-  Node* control = NodeProperties::GetControlInput(node);
-
-  // Check if the {receiver}s buffer was neutered.
-  Node* receiver_buffer = effect = graph()->NewNode(
-      simplified()->LoadField(AccessBuilder::ForJSArrayBufferViewBuffer()),
-      receiver, effect, control);
-  Node* value = effect = graph()->NewNode(
-      simplified()->ArrayBufferWasNeutered(), receiver_buffer, effect, control);
-
-  ReplaceWithValue(node, value, effect, control);
-  return Replace(value);
-}
-
-Reduction JSIntrinsicLowering::ReduceMaxSmi(Node* node) {
-  Node* value = jsgraph()->Constant(Smi::kMaxValue);
-  ReplaceWithValue(node, value);
-  return Replace(value);
-}
-
-Reduction JSIntrinsicLowering::ReduceTheHole(Node* node) {
-  Node* value = jsgraph()->TheHoleConstant();
-  ReplaceWithValue(node, value);
-  return Replace(value);
-}
-
-Reduction JSIntrinsicLowering::ReduceStringMaxLength(Node* node) {
-  Node* value = jsgraph()->Constant(String::kMaxLength);
-  ReplaceWithValue(node, value);
-  return Replace(value);
-}
-
 Reduction JSIntrinsicLowering::Change(Node* node, const Operator* op, Node* a,
                                       Node* b) {
   RelaxControls(node);