1 files changed, 16 insertions, 17 deletions
diff --git a/deps/v8/src/compiler/int64-lowering.h b/deps/v8/src/compiler/int64-lowering.h
index 98d090b2d4..e170a3fb16 100644
--- a/deps/v8/src/compiler/int64-lowering.h
+++ b/deps/v8/src/compiler/int64-lowering.h
@@ -21,21 +21,24 @@ class Signature;
 
 namespace compiler {
 
-// Struct for CallDescriptors that need special lowering.
-struct V8_EXPORT_PRIVATE Int64LoweringSpecialCase {
-  // Map from CallDescriptors that should be replaced, to the replacement
-  // CallDescriptors.
-  std::unordered_map<const CallDescriptor*, const CallDescriptor*> replacements;
+#if !V8_TARGET_ARCH_32_BIT
+class Int64Lowering {
+ public:
+  Int64Lowering(Graph* graph, MachineOperatorBuilder* machine,
+                CommonOperatorBuilder* common,
+                SimplifiedOperatorBuilder* simplified_, Zone* zone,
+                Signature<MachineRepresentation>* signature) {}
+
+  void LowerGraph() {}
 };
+#else
 
 class V8_EXPORT_PRIVATE Int64Lowering {
  public:
-  Int64Lowering(
-      Graph* graph, MachineOperatorBuilder* machine,
-      CommonOperatorBuilder* common, SimplifiedOperatorBuilder* simplified_,
-      Zone* zone, const wasm::WasmModule* module,
-      Signature<MachineRepresentation>* signature,
-      std::unique_ptr<Int64LoweringSpecialCase> special_case = nullptr);
+  Int64Lowering(Graph* graph, MachineOperatorBuilder* machine,
+                CommonOperatorBuilder* common,
+                SimplifiedOperatorBuilder* simplified_, Zone* zone,
+                Signature<MachineRepresentation>* signature);
 
   void LowerGraph();
 
@@ -71,8 +74,6 @@ class V8_EXPORT_PRIVATE Int64Lowering {
 
   const CallDescriptor* LowerCallDescriptor(
       const CallDescriptor* call_descriptor);
-  Node* SetInt32Type(Node* node);
-  Node* SetFloat64Type(Node* node);
 
   void ReplaceNode(Node* old, Node* new_low, Node* new_high);
   bool HasReplacementLow(Node* node);
@@ -95,16 +96,14 @@ class V8_EXPORT_PRIVATE Int64Lowering {
   SimplifiedOperatorBuilder* simplified_;
   Zone* zone_;
   Signature<MachineRepresentation>* signature_;
-  std::unique_ptr<Int64LoweringSpecialCase> special_case_;
   std::vector<State> state_;
   ZoneDeque<NodeState> stack_;
   Replacement* replacements_;
   Node* placeholder_;
-  // Caches for node types, so we do not waste memory.
-  Type int32_type_;
-  Type float64_type_;
 };
 
+#endif  // V8_TARGET_ARCH_32_BIT
+
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8