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

src/ppc/lithium-codegen-ppc.cc

Index: src/ppc/lithium-codegen-ppc.cc
diff --git a/src/ppc/lithium-codegen-ppc.cc b/src/ppc/lithium-codegen-ppc.cc
index 5f55fed186dd2f6f2a2e2fa8145a912e66912fa3..5b5a58b938c2763f31b78605d20541b85eba8e8c 100644
--- a/src/ppc/lithium-codegen-ppc.cc
+++ b/src/ppc/lithium-codegen-ppc.cc
@@ -3047,7 +3047,6 @@ void LCodeGen::DoReturn(LReturn* instr) {
 
 template <class T>
 void LCodeGen::EmitVectorLoadICRegisters(T* instr) {
-  DCHECK(FLAG_vector_ics);
   Register vector_register = ToRegister(instr->temp_vector());
   Register slot_register = VectorLoadICDescriptor::SlotRegister();
   DCHECK(vector_register.is(VectorLoadICDescriptor::VectorRegister()));
@@ -3070,9 +3069,7 @@ void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
   DCHECK(ToRegister(instr->result()).is(r3));
 
   __ mov(LoadDescriptor::NameRegister(), Operand(instr->name()));
-  if (FLAG_vector_ics) {
-    EmitVectorLoadICRegisters<LLoadGlobalGeneric>(instr);
-  }
+  EmitVectorLoadICRegisters<LLoadGlobalGeneric>(instr);
   ContextualMode mode = instr->for_typeof() ? NOT_CONTEXTUAL : CONTEXTUAL;
   Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(isolate(), mode,
                                                        PREMONOMORPHIC).code();
@@ -3189,9 +3186,7 @@ void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
 
   // Name is always in r5.
   __ mov(LoadDescriptor::NameRegister(), Operand(instr->name()));
-  if (FLAG_vector_ics) {
-    EmitVectorLoadICRegisters<LLoadNamedGeneric>(instr);
-  }
+  EmitVectorLoadICRegisters<LLoadNamedGeneric>(instr);
   Handle<Code> ic = CodeFactory::LoadICInOptimizedCode(
                         isolate(), NOT_CONTEXTUAL,
                         instr->hydrogen()->initialization_state()).code();
@@ -4178,29 +4173,6 @@ void LCodeGen::DoInvokeFunction(LInvokeFunction* instr) {
 }
 
 
-void LCodeGen::DoTailCallThroughMegamorphicCache(
-    LTailCallThroughMegamorphicCache* instr) {
-  Register receiver = ToRegister(instr->receiver());
-  Register name = ToRegister(instr->name());
-  DCHECK(receiver.is(LoadDescriptor::ReceiverRegister()));
-  DCHECK(name.is(LoadDescriptor::NameRegister()));
-  DCHECK(receiver.is(r4));
-  DCHECK(name.is(r5));
-  Register scratch = r7;
-  Register extra = r8;
-  Register extra2 = r9;
-  Register extra3 = r10;
-
-  // The probe will tail call to a handler if found.
-  isolate()->stub_cache()->GenerateProbe(
-      masm(), Code::LOAD_IC, instr->hydrogen()->flags(), false, receiver, name,
-      scratch, extra, extra2, extra3);
-
-  // Tail call to miss if we ended up here.
-  LoadIC::GenerateMiss(masm());
-}
-
-
 void LCodeGen::DoCallWithDescriptor(LCallWithDescriptor* instr) {
   DCHECK(ToRegister(instr->result()).is(r3));