Introduce FLAG_vector_ics.

src/ia32/lithium-codegen-ia32.cc

Index: src/ia32/lithium-codegen-ia32.cc
diff --git a/src/ia32/lithium-codegen-ia32.cc b/src/ia32/lithium-codegen-ia32.cc
index ca3a6400b284be0612a504847f08efa315672534..6762a6c6612abca46ac0c58303cb07a430a16720 100644
--- a/src/ia32/lithium-codegen-ia32.cc
+++ b/src/ia32/lithium-codegen-ia32.cc
@@ -2836,6 +2836,15 @@ void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
   ASSERT(ToRegister(instr->result()).is(eax));
 
   __ mov(LoadIC::NameRegister(), instr->name());
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(eax));
+    __ mov(LoadIC::SlotRegister(),
+           Immediate(Smi::FromInt(instr->hydrogen()->slot())));
+  }
   ContextualMode mode = instr->for_typeof() ? NOT_CONTEXTUAL : CONTEXTUAL;
   Handle<Code> ic = LoadIC::initialize_stub(isolate(), mode);
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
@@ -2970,6 +2979,15 @@ void LCodeGen::DoLoadNamedGeneric(LLoadNamedGeneric* instr) {
   ASSERT(ToRegister(instr->result()).is(eax));
 
   __ mov(LoadIC::NameRegister(), instr->name());
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(eax));
+    __ mov(LoadIC::SlotRegister(),
+           Immediate(Smi::FromInt(instr->hydrogen()->slot())));
+  }
   Handle<Code> ic = LoadIC::initialize_stub(isolate(), NOT_CONTEXTUAL);
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
@@ -3210,6 +3228,16 @@ void LCodeGen::DoLoadKeyedGeneric(LLoadKeyedGeneric* instr) {
   ASSERT(ToRegister(instr->object()).is(LoadIC::ReceiverRegister()));
   ASSERT(ToRegister(instr->key()).is(LoadIC::NameRegister()));
 
+  if (FLAG_vector_ics) {
+    Register vector = ToRegister(instr->temp_vector());
+    ASSERT(vector.is(LoadIC::VectorRegister()));
+    __ mov(vector, instr->hydrogen()->feedback_vector());
+    // No need to allocate this register.
+    ASSERT(LoadIC::SlotRegister().is(eax));
+    __ mov(LoadIC::SlotRegister(),
+           Immediate(Smi::FromInt(instr->hydrogen()->slot())));
+  }
+
   Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }