Switch CallConstructStub to take new.target in register.

src/arm64/builtins-arm64.cc

 // Copyright 2013 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/v8.h"
 
 #if V8_TARGET_ARCH_ARM64
 
 #include "src/codegen.h"
 #include "src/debug.h"
@@ skipping 1518 matching lines @@
     __ Bind(&validate_arguments);
     __ Ldr(function, MemOperand(fp, kFunctionOffset));
     __ Ldr(args, MemOperand(fp, kArgumentsOffset));
     __ Ldr(newTarget, MemOperand(fp, kNewTargetOffset));
     __ Push(function, args, newTarget);
     __ InvokeBuiltin(Builtins::REFLECT_CONSTRUCT_PREPARE, CALL_FUNCTION);
     Register argc = x0;
 
     Generate_CheckStackOverflow(masm, kFunctionOffset, argc, kArgcIsSmiTagged);
 
-    // Push current limit and index, constructor & newTarget
+    // Push current limit and index & constructor function as callee.
     __ Mov(x1, 0);  // Initial index.
-    __ Ldr(newTarget, MemOperand(fp, kNewTargetOffset));
-    __ Push(argc, x1, newTarget, function);
+    __ Push(argc, x1, function);
 
     // Copy all arguments from the array to the stack.
     Generate_PushAppliedArguments(
         masm, kArgumentsOffset, kIndexOffset, kLimitOffset);
 
-    __ Ldr(x1, MemOperand(fp, kFunctionOffset));
     // Use undefined feedback vector
     __ LoadRoot(x2, Heap::kUndefinedValueRootIndex);
+    __ Ldr(x1, MemOperand(fp, kFunctionOffset));
+    __ Ldr(x4, MemOperand(fp, kNewTargetOffset));
 
     // Call the function.
     CallConstructStub stub(masm->isolate(), SUPER_CONSTRUCTOR_CALL);
     __ Call(stub.GetCode(), RelocInfo::CONSTRUCT_CALL);
 
-    __ Drop(1);
+    // Leave internal frame.
   }
   __ Drop(kStackSize);
   __ Ret();
 }
 
 
 void Builtins::Generate_FunctionApply(MacroAssembler* masm) {
   ASM_LOCATION("Builtins::Generate_FunctionApply");
   Generate_ApplyHelper(masm, false);
 }
@@ skipping 222 matching lines @@
   }
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_ARM