[ic] Remove unused xxxIC_MissFromStubFailure runtime functions.

Namely:
Runtime_LoadIC_MissFromStubFailure
Runtime_StoreIC_MissFromStubFailure
Runtime_KeyedStoreIC_MissFromStubFailure

BUG=chromium:608675

Review-Url: https://codereview.chromium.org/2346743003
Cr-Commit-Position: refs/heads/master@{#39675}

src/code-stubs.cc

@@ -5158,14 +5158,10 @@ void KeyedLoadGenericStub::InitializeDescriptor(
 
 
 void HandlerStub::InitializeDescriptor(CodeStubDescriptor* descriptor) {
-  if (kind() == Code::STORE_IC) {
-    descriptor->Initialize(FUNCTION_ADDR(Runtime_StoreIC_MissFromStubFailure));
-  } else if (kind() == Code::KEYED_LOAD_IC) {
+  DCHECK(kind() == Code::LOAD_IC || kind() == Code::KEYED_LOAD_IC);
+  if (kind() == Code::KEYED_LOAD_IC) {
     descriptor->Initialize(
         FUNCTION_ADDR(Runtime_KeyedLoadIC_MissFromStubFailure));
-  } else if (kind() == Code::KEYED_STORE_IC) {
-    descriptor->Initialize(
-        FUNCTION_ADDR(Runtime_KeyedStoreIC_MissFromStubFailure));
   }
 }
 

src/ic/ic.cc

@@ -2439,34 +2439,6 @@ RUNTIME_FUNCTION(Runtime_StoreIC_Miss) {
 }
 
 
-RUNTIME_FUNCTION(Runtime_StoreIC_MissFromStubFailure) {
-  TimerEventScope<TimerEventIcMiss> timer(isolate);
-  HandleScope scope(isolate);
-  typedef StoreWithVectorDescriptor Descriptor;
-  DCHECK_EQ(Descriptor::kParameterCount, args.length());
-  Handle<Object> receiver = args.at<Object>(Descriptor::kReceiver);
-  Handle<Name> key = args.at<Name>(Descriptor::kName);
-  Handle<Object> value = args.at<Object>(Descriptor::kValue);
-  Handle<Smi> slot = args.at<Smi>(Descriptor::kSlot);
-  Handle<TypeFeedbackVector> vector =
-      args.at<TypeFeedbackVector>(Descriptor::kVector);
-
-  FeedbackVectorSlot vector_slot = vector->ToSlot(slot->value());
-  if (vector->GetKind(vector_slot) == FeedbackVectorSlotKind::STORE_IC) {
-    StoreICNexus nexus(vector, vector_slot);
-    StoreIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
-    ic.UpdateState(receiver, key);
-    RETURN_RESULT_OR_FAILURE(isolate, ic.Store(receiver, key, value));
-  } else {
-    DCHECK_EQ(FeedbackVectorSlotKind::KEYED_STORE_IC,
-              vector->GetKind(vector_slot));
-    KeyedStoreICNexus nexus(vector, vector_slot);
-    KeyedStoreIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
-    ic.UpdateState(receiver, key);
-    RETURN_RESULT_OR_FAILURE(isolate, ic.Store(receiver, key, value));
-  }
-}
-
 // Used from ic-<arch>.cc.
 RUNTIME_FUNCTION(Runtime_KeyedStoreIC_Miss) {
   TimerEventScope<TimerEventIcMiss> timer(isolate);
@@ -2486,25 +2458,6 @@ RUNTIME_FUNCTION(Runtime_KeyedStoreIC_Miss) {
 }
 
 
-RUNTIME_FUNCTION(Runtime_KeyedStoreIC_MissFromStubFailure) {
-  TimerEventScope<TimerEventIcMiss> timer(isolate);
-  HandleScope scope(isolate);
-  typedef StoreWithVectorDescriptor Descriptor;
-  DCHECK_EQ(Descriptor::kParameterCount, args.length());
-  Handle<Object> receiver = args.at<Object>(Descriptor::kReceiver);
-  Handle<Object> key = args.at<Object>(Descriptor::kName);
-  Handle<Object> value = args.at<Object>(Descriptor::kValue);
-  Handle<Smi> slot = args.at<Smi>(Descriptor::kSlot);
-  Handle<TypeFeedbackVector> vector =
-      args.at<TypeFeedbackVector>(Descriptor::kVector);
-  FeedbackVectorSlot vector_slot = vector->ToSlot(slot->value());
-  KeyedStoreICNexus nexus(vector, vector_slot);
-  KeyedStoreIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
-  ic.UpdateState(receiver, key);
-  RETURN_RESULT_OR_FAILURE(isolate, ic.Store(receiver, key, value));
-}
-
-
 RUNTIME_FUNCTION(Runtime_KeyedStoreIC_Slow) {
   HandleScope scope(isolate);
   DCHECK_EQ(5, args.length());
@@ -2972,35 +2925,5 @@ RUNTIME_FUNCTION(Runtime_LoadElementWithInterceptor) {
 
   return *result;
 }
-
-
-RUNTIME_FUNCTION(Runtime_LoadIC_MissFromStubFailure) {
-  TimerEventScope<TimerEventIcMiss> timer(isolate);
-  HandleScope scope(isolate);
-  DCHECK_EQ(4, args.length());
-  typedef LoadWithVectorDescriptor Descriptor;
-  Handle<Object> receiver = args.at<Object>(Descriptor::kReceiver);
-  Handle<Name> key = args.at<Name>(Descriptor::kName);
-  Handle<Smi> slot = args.at<Smi>(Descriptor::kSlot);
-  Handle<TypeFeedbackVector> vector =
-      args.at<TypeFeedbackVector>(Descriptor::kVector);
-  FeedbackVectorSlot vector_slot = vector->ToSlot(slot->value());
-  // A monomorphic or polymorphic KeyedLoadIC with a string key can call the
-  // LoadIC miss handler if the handler misses. Since the vector Nexus is
-  // set up outside the IC, handle that here.
-  if (vector->GetKind(vector_slot) == FeedbackVectorSlotKind::LOAD_IC) {
-    LoadICNexus nexus(vector, vector_slot);
-    LoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
-    ic.UpdateState(receiver, key);
-    RETURN_RESULT_OR_FAILURE(isolate, ic.Load(receiver, key));
-  } else {
-    DCHECK_EQ(FeedbackVectorSlotKind::KEYED_LOAD_IC,
-              vector->GetKind(vector_slot));
-    KeyedLoadICNexus nexus(vector, vector_slot);
-    KeyedLoadIC ic(IC::EXTRA_CALL_FRAME, isolate, &nexus);
-    ic.UpdateState(receiver, key);
-    RETURN_RESULT_OR_FAILURE(isolate, ic.Load(receiver, key));
-  }
-}
 }  // namespace internal
 }  // namespace v8

src/runtime/runtime.h

@@ -937,18 +937,15 @@ namespace internal {
   F(KeyedLoadIC_Miss, 4, 1)                  \
   F(KeyedLoadIC_MissFromStubFailure, 4, 1)   \
   F(KeyedStoreIC_Miss, 5, 1)                 \
-  F(KeyedStoreIC_MissFromStubFailure, 5, 1)  \
   F(KeyedStoreIC_Slow, 5, 1)                 \
   F(LoadElementWithInterceptor, 2, 1)        \
   F(LoadGlobalIC_Miss, 2, 1)                 \
   F(LoadGlobalIC_Slow, 2, 1)                 \
   F(LoadIC_Miss, 4, 1)                       \
-  F(LoadIC_MissFromStubFailure, 4, 1)        \
   F(LoadPropertyWithInterceptor, 3, 1)       \
   F(LoadPropertyWithInterceptorOnly, 3, 1)   \
   F(StoreCallbackProperty, 6, 1)             \
   F(StoreIC_Miss, 5, 1)                      \
-  F(StoreIC_MissFromStubFailure, 5, 1)       \
   F(StorePropertyWithInterceptor, 3, 1)      \
   F(ToBooleanIC_Miss, 1, 1)                  \
   F(Unreachable, 0, 1)