[turbofan] Combine family of CallStub() methods into single implementation.

src/fast-accessor-assembler.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/fast-accessor-assembler.h"
 
 #include "src/base/logging.h"
 #include "src/code-stub-assembler.h"
 #include "src/code-stubs.h"  // For CallApiCallbackStub.
 #include "src/handles-inl.h"
@@ skipping 174 matching lines @@
   DCHECK_EQ(4, descriptor.GetParameterCount());
   DCHECK_EQ(0, descriptor.GetStackParameterCount());
   // TODO(vogelheim): There is currently no clean way to retrieve the context
   //     parameter for a stub and the implementation details are hidden in
   //     compiler/*. The context_paramter is computed as:
   //       Linkage::GetJSCallContextParamIndex(descriptor->JSParameterCount())
   const int kContextParameter = 3;
   Node* context = assembler_->Parameter(kContextParameter);
   Node* target = assembler_->HeapConstant(stub.GetCode());
 
-  int param_count = descriptor.GetParameterCount();
-  Node** args = zone()->NewArray<Node*>(param_count + 1 + kJSParameterCount);
-  // Stub/register parameters:
-  args[0] = assembler_->UndefinedConstant();  // callee (there's no JSFunction)
-  args[1] = assembler_->UndefinedConstant();  // call_data (undefined)
-  args[2] = assembler_->Parameter(0);  // receiver (same as holder in this case)
-  args[3] = assembler_->ExternalConstant(callback);  // API callback function
-
-  // JS arguments, on stack:
-  args[4] = FromId(arg);
-
-  // Context.
-  args[5] = context;
-
-  Node* call =
-      assembler_->CallStubN(descriptor, kJSParameterCount, target, args);
-
+  Node* call = assembler_->CallStub(
+      descriptor, target, context,
+      assembler_->UndefinedConstant(),  // callee (there's no JSFunction)
+      assembler_->UndefinedConstant(),  // call_data (undefined)
+      assembler_->Parameter(0),  // receiver (same as holder in this case)
+      assembler_->ExternalConstant(callback),  // API callback function
+      FromId(arg));                            // JS argument, on stack
   return FromRaw(call);
 }
 
 void FastAccessorAssembler::CheckIsJSObjectOrJump(ValueId value_id,
                                                   LabelId label_id) {
   CHECK_EQ(kBuilding, state_);
 
   // Determine the 'value' object's instance type.
   Node* instance_type = assembler_->LoadInstanceType(FromId(value_id));
 
@@ skipping 53 matching lines @@
 void FastAccessorAssembler::Clear() {
   for (auto label : labels_) {
     delete label;
   }
   nodes_.clear();
   labels_.clear();
 }
 
 }  // namespace internal
 }  // namespace v8