[stubs] Don't pass name to Load/StoreGlobalViaContext stubs.

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_X64
 
 #include "src/base/bits.h"
 #include "src/code-factory.h"
@@ skipping 2884 matching lines @@
 }
 
 
 void LCodeGen::DoLoadGlobalViaContext(LLoadGlobalViaContext* instr) {
   DCHECK(ToRegister(instr->context()).is(rsi));
   DCHECK(ToRegister(instr->result()).is(rax));
   int const slot = instr->slot_index();
   int const depth = instr->depth();
   if (depth <= LoadGlobalViaContextStub::kMaximumDepth) {
     __ Set(LoadGlobalViaContextDescriptor::SlotRegister(), slot);
-    __ Move(LoadGlobalViaContextDescriptor::NameRegister(), instr->name());
     Handle<Code> stub =
         CodeFactory::LoadGlobalViaContext(isolate(), depth).code();
     CallCode(stub, RelocInfo::CODE_TARGET, instr);
   } else {
     __ Push(Smi::FromInt(slot));
-    __ Push(instr->name());
-    __ CallRuntime(Runtime::kLoadGlobalViaContext, 2);
+    __ CallRuntime(Runtime::kLoadGlobalViaContext, 1);
   }
 }
 
 
 void LCodeGen::DoLoadContextSlot(LLoadContextSlot* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());
   __ movp(result, ContextOperand(context, instr->slot_index()));
   if (instr->hydrogen()->RequiresHoleCheck()) {
     __ CompareRoot(result, Heap::kTheHoleValueRootIndex);
@@ skipping 1349 matching lines @@
 
 
 void LCodeGen::DoStoreGlobalViaContext(LStoreGlobalViaContext* instr) {
   DCHECK(ToRegister(instr->context()).is(rsi));
   DCHECK(ToRegister(instr->value())
              .is(StoreGlobalViaContextDescriptor::ValueRegister()));
   int const slot = instr->slot_index();
   int const depth = instr->depth();
   if (depth <= StoreGlobalViaContextStub::kMaximumDepth) {
     __ Set(StoreGlobalViaContextDescriptor::SlotRegister(), slot);
-    __ Move(StoreGlobalViaContextDescriptor::NameRegister(), instr->name());
     Handle<Code> stub = CodeFactory::StoreGlobalViaContext(
                             isolate(), depth, instr->language_mode())
                             .code();
     CallCode(stub, RelocInfo::CODE_TARGET, instr);
   } else {
     __ Push(Smi::FromInt(slot));
-    __ Push(instr->name());
     __ Push(StoreGlobalViaContextDescriptor::ValueRegister());
     __ CallRuntime(is_strict(instr->language_mode())
                        ? Runtime::kStoreGlobalViaContext_Strict
                        : Runtime::kStoreGlobalViaContext_Sloppy,
-                   3);
+                   2);
   }
 }
 
 
 void LCodeGen::DoBoundsCheck(LBoundsCheck* instr) {
   Representation representation = instr->hydrogen()->length()->representation();
   DCHECK(representation.Equals(instr->hydrogen()->index()->representation()));
   DCHECK(representation.IsSmiOrInteger32());
 
   Condition cc = instr->hydrogen()->allow_equality() ? below : below_equal;
@@ skipping 1768 matching lines @@
   RecordSafepoint(Safepoint::kNoLazyDeopt);
 }
 
 
 #undef __
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_X64