Remove support for "loads and stores to global vars through property cell shortcuts inst…

src/crankshaft/arm64/lithium-codegen-arm64.cc

Index: src/crankshaft/arm64/lithium-codegen-arm64.cc
diff --git a/src/crankshaft/arm64/lithium-codegen-arm64.cc b/src/crankshaft/arm64/lithium-codegen-arm64.cc
index a68ed3f8d8d1599142c6831f228220b394dbf107..292014a5d53d3638880363f01cf414934d0cd022 100644
--- a/src/crankshaft/arm64/lithium-codegen-arm64.cc
+++ b/src/crankshaft/arm64/lithium-codegen-arm64.cc
@@ -3239,24 +3239,6 @@ void LCodeGen::DoLoadGlobalGeneric(LLoadGlobalGeneric* instr) {
 }
 
 
-void LCodeGen::DoLoadGlobalViaContext(LLoadGlobalViaContext* instr) {
-  DCHECK(ToRegister(instr->context()).is(cp));
-  DCHECK(ToRegister(instr->result()).is(x0));
-
-  int const slot = instr->slot_index();
-  int const depth = instr->depth();
-  if (depth <= LoadGlobalViaContextStub::kMaximumDepth) {
-    __ Mov(LoadGlobalViaContextDescriptor::SlotRegister(), Operand(slot));
-    Handle<Code> stub =
-        CodeFactory::LoadGlobalViaContext(isolate(), depth).code();
-    CallCode(stub, RelocInfo::CODE_TARGET, instr);
-  } else {
-    __ Push(Smi::FromInt(slot));
-    __ CallRuntime(Runtime::kLoadGlobalViaContext, 1);
-  }
-}
-
-
 MemOperand LCodeGen::PrepareKeyedExternalArrayOperand(
     Register key,
     Register base,
@@ -5367,30 +5349,6 @@ void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) {
 }
 
 
-void LCodeGen::DoStoreGlobalViaContext(LStoreGlobalViaContext* instr) {
-  DCHECK(ToRegister(instr->context()).is(cp));
-  DCHECK(ToRegister(instr->value())
-             .is(StoreGlobalViaContextDescriptor::ValueRegister()));
-
-  int const slot = instr->slot_index();
-  int const depth = instr->depth();
-  if (depth <= StoreGlobalViaContextStub::kMaximumDepth) {
-    __ Mov(StoreGlobalViaContextDescriptor::SlotRegister(), Operand(slot));
-    Handle<Code> stub = CodeFactory::StoreGlobalViaContext(
-                            isolate(), depth, instr->language_mode())
-                            .code();
-    CallCode(stub, RelocInfo::CODE_TARGET, instr);
-  } else {
-    __ Push(Smi::FromInt(slot));
-    __ Push(StoreGlobalViaContextDescriptor::ValueRegister());
-    __ CallRuntime(is_strict(instr->language_mode())
-                       ? Runtime::kStoreGlobalViaContext_Strict
-                       : Runtime::kStoreGlobalViaContext_Sloppy,
-                   2);
-  }
-}
-
-
 void LCodeGen::DoStringAdd(LStringAdd* instr) {
   DCHECK(ToRegister(instr->context()).is(cp));
   DCHECK(ToRegister(instr->left()).Is(x1));