Explicitly add HLoadClass/HClinitCheck for HNewInstance.

bug:25735083
bug:25173758

Change-Id: Ie81cfa4fa9c47cc025edb291cdedd7af209a03db
diff --git a/compiler/optimizing/code_generator_mips64.cc b/compiler/optimizing/code_generator_mips64.cc
index 5864660..04be533 100644
--- a/compiler/optimizing/code_generator_mips64.cc
+++ b/compiler/optimizing/code_generator_mips64.cc
@@ -3266,15 +3266,12 @@
   LocationSummary* locations =
       new (GetGraph()->GetArena()) LocationSummary(instruction, LocationSummary::kCall);
   InvokeRuntimeCallingConvention calling_convention;
-  locations->AddTemp(Location::RegisterLocation(calling_convention.GetRegisterAt(0)));
-  locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(1)));
+  locations->SetInAt(0, Location::RegisterLocation(calling_convention.GetRegisterAt(0)));
+  locations->SetInAt(1, Location::RegisterLocation(calling_convention.GetRegisterAt(1)));
   locations->SetOut(calling_convention.GetReturnLocation(Primitive::kPrimNot));
 }
 
 void InstructionCodeGeneratorMIPS64::VisitNewInstance(HNewInstance* instruction) {
-  LocationSummary* locations = instruction->GetLocations();
-  // Move an uint16_t value to a register.
-  __ LoadConst32(locations->GetTemp(0).AsRegister<GpuRegister>(), instruction->GetTypeIndex());
   codegen_->InvokeRuntime(instruction->GetEntrypoint(),
                           instruction,
                           instruction->GetDexPc(),