Provide call counts for constructor calls, surface them as a vector IC.

src/mips64/interface-descriptors-mips64.cc

 // Copyright 2012 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.
 
 #if V8_TARGET_ARCH_MIPS64
 
 #include "src/interface-descriptors.h"
 
 namespace v8 {
 namespace internal {
@@ skipping 170 matching lines @@
 }
 
 
 void CallFunctionDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   Register registers[] = {a1};
   data->InitializePlatformSpecific(arraysize(registers), registers, NULL);
 }
 
 
-void CallConstructDescriptor::InitializePlatformSpecific(
+void ConstructDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // a0 : number of arguments
   // a1 : the function to call
   // a2 : feedback vector
   // a3 : slot in feedback vector (Smi, for RecordCallTarget)
-  // a4 : new target (for IsSuperConstructorCall)
   // TODO(turbofan): So far we don't gather type feedback and hence skip the
   // slot parameter, but ArrayConstructStub needs the vector to be undefined.
-  Register registers[] = {a0, a1, a4, a2};
+  Register registers[] = {a0, a1, a2, a3};
   data->InitializePlatformSpecific(arraysize(registers), registers, NULL);
 }
 
 
 void CallTrampolineDescriptor::InitializePlatformSpecific(
     CallInterfaceDescriptorData* data) {
   // a1: target
   // a0: number of arguments
   Register registers[] = {a1, a0};
   data->InitializePlatformSpecific(arraysize(registers), registers);
@@ skipping 232 matching lines @@
       a2,  // address of first argument (argv)
       a1   // the runtime function to call
   };
   data->InitializePlatformSpecific(arraysize(registers), registers);
 }
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64