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

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 dc9790b98847155ae52166718461fddd3ad73ac5..74a486f54543f239cf4218987dc7246287c2ccc3 100644
--- a/src/ppc/lithium-codegen-ppc.cc
+++ b/src/ppc/lithium-codegen-ppc.cc
@@ -3068,15 +3068,12 @@ void LCodeGen::DoLoadGlobalViaContext(LLoadGlobalViaContext* instr) {
   int const depth = instr->depth();
   if (depth <= LoadGlobalViaContextStub::kMaximumDepth) {
     __ mov(LoadGlobalViaContextDescriptor::SlotRegister(), Operand(slot));
-    __ mov(LoadGlobalViaContextDescriptor::NameRegister(),
-           Operand(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);
   }
 }
 
@@ -4480,19 +4477,16 @@ void LCodeGen::DoStoreGlobalViaContext(LStoreGlobalViaContext* instr) {
   int const depth = instr->depth();
   if (depth <= StoreGlobalViaContextStub::kMaximumDepth) {
     __ mov(StoreGlobalViaContextDescriptor::SlotRegister(), Operand(slot));
-    __ mov(StoreGlobalViaContextDescriptor::NameRegister(),
-           Operand(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);
   }
 }