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

src/x64/lithium-x64.cc

 // Copyright 2011 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 1596 matching lines @@
     if (to.IsDouble()) {
       LOperand* value = UseRegister(instr->value());
       LNumberUntagD* res = new LNumberUntagD(value);
       return AssignEnvironment(DefineAsRegister(res));
     } else {
       ASSERT(to.IsInteger32());
       LOperand* value = UseRegister(instr->value());
       bool needs_check = !instr->value()->type().IsSmi();
       if (needs_check) {
         LOperand* xmm_temp =
-            (instr->CanTruncateToInt32() &&
-             Isolate::Current()->cpu_features()->IsSupported(SSE3))
+            (instr->CanTruncateToInt32() && CpuFeatures::IsSupported(SSE3))
             ? NULL
             : FixedTemp(xmm1);
         LTaggedToI* res = new LTaggedToI(value, xmm_temp);
         return AssignEnvironment(DefineSameAsFirst(res));
       } else {
         return DefineSameAsFirst(new LSmiUntag(value, needs_check));
       }
     }
   } else if (from.IsDouble()) {
     if (to.IsTagged()) {
@@ skipping 82 matching lines @@
     return DefineAsRegister(new LConstantD(temp));
   } else if (r.IsTagged()) {
     return DefineAsRegister(new LConstantT);
   } else {
     UNREACHABLE();
     return NULL;
   }
 }
 
 
-LInstruction* LChunkBuilder::DoLoadGlobal(HLoadGlobal* instr) {
-  LLoadGlobal* result = new LLoadGlobal;
+LInstruction* LChunkBuilder::DoLoadGlobalCell(HLoadGlobalCell* instr) {
+  LLoadGlobalCell* result = new LLoadGlobalCell;
   return instr->check_hole_value()
       ? AssignEnvironment(DefineAsRegister(result))
       : DefineAsRegister(result);
 }
 
 
-LInstruction* LChunkBuilder::DoStoreGlobal(HStoreGlobal* instr) {
-  LStoreGlobal* result = new LStoreGlobal(UseRegister(instr->value()),
-                                          TempRegister());
+LInstruction* LChunkBuilder::DoLoadGlobalGeneric(HLoadGlobalGeneric* instr) {
+  LOperand* global_object = UseFixed(instr->global_object(), rax);
+  LLoadGlobalGeneric* result = new LLoadGlobalGeneric(global_object);
+  return MarkAsCall(DefineFixed(result, rax), instr);
+}
+
+
+LInstruction* LChunkBuilder::DoStoreGlobalCell(HStoreGlobalCell* instr) {
+  LStoreGlobalCell* result =
+      new LStoreGlobalCell(UseRegister(instr->value()), TempRegister());
   return instr->check_hole_value() ? AssignEnvironment(result) : result;
 }
 
 
+LInstruction* LChunkBuilder::DoStoreGlobalGeneric(HStoreGlobalGeneric* instr) {
+  LOperand* global_object = UseFixed(instr->global_object(), rdx);
+  LOperand* value = UseFixed(instr->value(), rax);
+  LStoreGlobalGeneric* result =  new LStoreGlobalGeneric(global_object, value);
+  return MarkAsCall(result, instr);
+}
+
+
 LInstruction* LChunkBuilder::DoLoadContextSlot(HLoadContextSlot* instr) {
   LOperand* context = UseRegisterAtStart(instr->value());
   return DefineAsRegister(new LLoadContextSlot(context));
 }
 
 
 LInstruction* LChunkBuilder::DoStoreContextSlot(HStoreContextSlot* instr) {
   LOperand* context;
   LOperand* value;
   LOperand* temp;
@@ skipping 349 matching lines @@
 
 LInstruction* LChunkBuilder::DoLeaveInlined(HLeaveInlined* instr) {
   HEnvironment* outer = current_block_->last_environment()->outer();
   current_block_->UpdateEnvironment(outer);
   return NULL;
 }
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64