Revert "[Arguments] Merge (7442,7496] from bleeding_edge."

src/x64/lithium-codegen-x64.cc

Index: src/x64/lithium-codegen-x64.cc
diff --git a/src/x64/lithium-codegen-x64.cc b/src/x64/lithium-codegen-x64.cc
index 7ceff76e148f70efd55d40c898b00e50a628ced0..86a7e833835b56747f4c8765e893b8873465031a 100644
--- a/src/x64/lithium-codegen-x64.cc
+++ b/src/x64/lithium-codegen-x64.cc
@@ -2019,7 +2019,7 @@ void LCodeGen::DoReturn(LReturn* instr) {
 }
 
 
-void LCodeGen::DoLoadGlobalCell(LLoadGlobalCell* instr) {
+void LCodeGen::DoLoadGlobal(LLoadGlobal* instr) {
   Register result = ToRegister(instr->result());
   if (result.is(rax)) {
     __ load_rax(instr->hydrogen()->cell().location(),
@@ -2035,19 +2035,7 @@ void LCodeGen::DoLoadGlobalCell(LLoadGlobalCell* instr) {
 }
 
 
-void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
-  ASSERT(ToRegister(instr->global_object()).is(rax));
-  ASSERT(ToRegister(instr->result()).is(rax));
-
-  __ Move(rcx, instr->name());
-  RelocInfo::Mode mode = instr->for_typeof() ? RelocInfo::CODE_TARGET :
-                                               RelocInfo::CODE_TARGET_CONTEXT;
-  Handle<Code> ic = isolate()->builtins()->LoadIC_Initialize();
-  CallCode(ic, mode, instr);
-}
-
-
-void LCodeGen::DoStoreGlobalCell(LStoreGlobalCell* instr) {
+void LCodeGen::DoStoreGlobal(LStoreGlobal* instr) {
   Register value = ToRegister(instr->InputAt(0));
   Register temp = ToRegister(instr->TempAt(0));
   ASSERT(!value.is(temp));
@@ -2070,16 +2058,6 @@ void LCodeGen::DoStoreGlobalCell(LStoreGlobalCell* instr) {
 }
 
 
-void LCodeGen::DoStoreGlobalGeneric(LStoreGlobalGeneric* instr) {
-  ASSERT(ToRegister(instr->global_object()).is(rdx));
-  ASSERT(ToRegister(instr->value()).is(rax));
-
-  __ Move(rcx, instr->name());
-  Handle<Code> ic = isolate()->builtins()->StoreIC_Initialize();
-  CallCode(ic, RelocInfo::CODE_TARGET_CONTEXT, instr);
-}
-
-
 void LCodeGen::DoLoadContextSlot(LLoadContextSlot* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());
@@ -2754,6 +2732,7 @@ void LCodeGen::DoPower(LPower* instr) {
         ExternalReference::power_double_int_function(isolate()), 2);
   } else {
     ASSERT(exponent_type.IsTagged());
+    CpuFeatures::Scope scope(SSE2);
     Register right_reg = ToRegister(right);
 
     Label non_smi, call;