PPC: Now that vector ics are established for load, keyed load and call ics, let's remove dead code …

src/ic/ppc/ic-ppc.cc

Index: src/ic/ppc/ic-ppc.cc
diff --git a/src/ic/ppc/ic-ppc.cc b/src/ic/ppc/ic-ppc.cc
index d0a2177f208d5b051ebef4847d3ae1abb434b623..fee94e605da187bae121a60c235077cf3b0f8519 100644
--- a/src/ic/ppc/ic-ppc.cc
+++ b/src/ic/ppc/ic-ppc.cc
@@ -299,14 +299,10 @@ static const Register LoadIC_TempRegister() { return r6; }
 static void LoadIC_PushArgs(MacroAssembler* masm) {
   Register receiver = LoadDescriptor::ReceiverRegister();
   Register name = LoadDescriptor::NameRegister();
-  if (FLAG_vector_ics) {
-    Register slot = VectorLoadICDescriptor::SlotRegister();
-    Register vector = VectorLoadICDescriptor::VectorRegister();
+  Register slot = VectorLoadICDescriptor::SlotRegister();
+  Register vector = VectorLoadICDescriptor::VectorRegister();
 
-    __ Push(receiver, name, slot, vector);
-  } else {
-    __ Push(receiver, name);
-  }
+  __ Push(receiver, name, slot, vector);
 }
 
 
@@ -314,8 +310,7 @@ void LoadIC::GenerateMiss(MacroAssembler* masm) {
   // The return address is in lr.
   Isolate* isolate = masm->isolate();
 
-  DCHECK(!FLAG_vector_ics ||
-         !AreAliased(r7, r8, VectorLoadICDescriptor::SlotRegister(),
+  DCHECK(!AreAliased(r7, r8, VectorLoadICDescriptor::SlotRegister(),
                      VectorLoadICDescriptor::VectorRegister()));
   __ IncrementCounter(isolate->counters()->load_miss(), 1, r7, r8);
 
@@ -323,7 +318,7 @@ void LoadIC::GenerateMiss(MacroAssembler* masm) {
 
   // Perform tail call to the entry.
   ExternalReference ref = ExternalReference(IC_Utility(kLoadIC_Miss), isolate);
-  int arg_count = FLAG_vector_ics ? 4 : 2;
+  int arg_count = 4;
   __ TailCallExternalReference(ref, arg_count, 1);
 }
 
@@ -453,8 +448,7 @@ void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
   // The return address is in lr.
   Isolate* isolate = masm->isolate();
 
-  DCHECK(!FLAG_vector_ics ||
-         !AreAliased(r7, r8, VectorLoadICDescriptor::SlotRegister(),
+  DCHECK(!AreAliased(r7, r8, VectorLoadICDescriptor::SlotRegister(),
                      VectorLoadICDescriptor::VectorRegister()));
   __ IncrementCounter(isolate->counters()->keyed_load_miss(), 1, r7, r8);
 
@@ -463,7 +457,7 @@ void KeyedLoadIC::GenerateMiss(MacroAssembler* masm) {
   // Perform tail call to the entry.
   ExternalReference ref =
       ExternalReference(IC_Utility(kKeyedLoadIC_Miss), isolate);
-  int arg_count = FLAG_vector_ics ? 4 : 2;
+  int arg_count = 4;
   __ TailCallExternalReference(ref, arg_count, 1);
 }
 
@@ -540,19 +534,16 @@ void KeyedLoadIC::GenerateMegamorphic(MacroAssembler* masm) {
   __ beq(&probe_dictionary);
 
 
-  if (FLAG_vector_ics) {
-    // When vector ics are in use, the handlers in the stub cache expect a
-    // vector and slot. Since we won't change the IC from any downstream
-    // misses, a dummy vector can be used.
-    Register vector = VectorLoadICDescriptor::VectorRegister();
-    Register slot = VectorLoadICDescriptor::SlotRegister();
-    DCHECK(!AreAliased(vector, slot, r7, r8, r9, r10));
-    Handle<TypeFeedbackVector> dummy_vector = Handle<TypeFeedbackVector>::cast(
-        masm->isolate()->factory()->keyed_load_dummy_vector());
-    int int_slot = dummy_vector->GetIndex(FeedbackVectorICSlot(0));
-    __ LoadRoot(vector, Heap::kKeyedLoadDummyVectorRootIndex);
-    __ LoadSmiLiteral(slot, Smi::FromInt(int_slot));
-  }
+  // The handlers in the stub cache expect a vector and slot. Since we won't
+  // change the IC from any downstream misses, a dummy vector can be used.
+  Register vector = VectorLoadICDescriptor::VectorRegister();
+  Register slot = VectorLoadICDescriptor::SlotRegister();
+  DCHECK(!AreAliased(vector, slot, r7, r8, r9, r10));
+  Handle<TypeFeedbackVector> dummy_vector = Handle<TypeFeedbackVector>::cast(
+      masm->isolate()->factory()->keyed_load_dummy_vector());
+  int int_slot = dummy_vector->GetIndex(FeedbackVectorICSlot(0));
+  __ LoadRoot(vector, Heap::kKeyedLoadDummyVectorRootIndex);
+  __ LoadSmiLiteral(slot, Smi::FromInt(int_slot));
 
   Code::Flags flags = Code::RemoveTypeAndHolderFromFlags(
       Code::ComputeHandlerFlags(Code::LOAD_IC));