[Turbofan] Implement super calls with spread bytecode in assembly code.

src/compiler/bytecode-graph-builder.cc

 // Copyright 2015 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/bytecode-graph-builder.h"
 
 #include "src/ast/ast.h"
 #include "src/ast/scopes.h"
 #include "src/compilation-info.h"
 #include "src/compiler/compiler-source-position-table.h"
@@ skipping 1320 matching lines @@
   interpreter::Register first_return =
       bytecode_iterator().GetRegisterOperand(3);
 
   // Create node to perform the runtime call.
   const Operator* call = javascript()->CallRuntime(functionId, arg_count);
   Node* return_pair = ProcessCallRuntimeArguments(call, first_arg, arg_count);
   environment()->BindRegistersToProjections(first_return, return_pair,
                                             Environment::kAttachFrameState);
 }
 
+Node* BytecodeGraphBuilder::ProcessCallNewWithSpreadArguments(
+    const Operator* op, Node* callee, Node* new_target,
+    interpreter::Register first_arg, size_t arity) {
+  Node** all = local_zone()->NewArray<Node*>(arity);
+  all[0] = callee;
+  int first_arg_index = first_arg.index();
+  for (int i = 1; i < static_cast<int>(arity) - 1; ++i) {
+    all[i] = environment()->LookupRegister(
+        interpreter::Register(first_arg_index + i - 1));
+  }
+  all[arity - 1] = new_target;
+  Node* value = MakeNode(op, static_cast<int>(arity), all, false);
+  return value;
+}
+
 void BytecodeGraphBuilder::VisitNewWithSpread() {
   PrepareEagerCheckpoint();
-  interpreter::Register first_arg = bytecode_iterator().GetRegisterOperand(0);
-  size_t arg_count = bytecode_iterator().GetRegisterCountOperand(1);
+  interpreter::Register callee_reg = bytecode_iterator().GetRegisterOperand(0);
+  interpreter::Register first_arg = bytecode_iterator().GetRegisterOperand(1);
+  size_t arg_count = bytecode_iterator().GetRegisterCountOperand(2);
+
+  Node* new_target = environment()->LookupAccumulator();
+  Node* callee = environment()->LookupRegister(callee_reg);
 
   const Operator* op =
-      javascript()->CallConstructWithSpread(static_cast<int>(arg_count));
-  Node* value = ProcessCallRuntimeArguments(op, first_arg, arg_count);
+      javascript()->CallConstructWithSpread(static_cast<int>(arg_count) + 2);
+  Node* value = ProcessCallNewWithSpreadArguments(op, callee, new_target,
+                                                  first_arg, arg_count + 2);
   environment()->BindAccumulator(value, Environment::kAttachFrameState);
 }
 
 void BytecodeGraphBuilder::VisitInvokeIntrinsic() {
   PrepareEagerCheckpoint();
   Runtime::FunctionId functionId = bytecode_iterator().GetIntrinsicIdOperand(0);
   interpreter::Register first_arg = bytecode_iterator().GetRegisterOperand(1);
   size_t arg_count = bytecode_iterator().GetRegisterCountOperand(2);
 
   // Create node to perform the runtime call. Turbofan will take care of the
@@ skipping 913 matching lines @@
         it->source_position().ScriptOffset(), start_position_.InliningId()));
     it->Advance();
   } else {
     DCHECK_GT(it->code_offset(), offset);
   }
 }
 
 }  // namespace compiler
 }  // namespace internal
 }  // namespace v8