Add optimized compiler support for generic global loads....

src/arm/lithium-arm.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 1698 matching lines @@
 
 
 LInstruction* LChunkBuilder::DoLoadGlobal(HLoadGlobal* instr) {
   LLoadGlobal* result = new LLoadGlobal();
   return instr->check_hole_value()
       ? AssignEnvironment(DefineAsRegister(result))
       : DefineAsRegister(result);
 }
 
 
+LInstruction* LChunkBuilder::DoLoadGlobalGeneric(HLoadGlobalGeneric* instr) {
+  LLoadGlobalGeneric* result = new LLoadGlobalGeneric;
+  return MarkAsCall(DefineFixed(result, r0), instr);
+}
+
+
 LInstruction* LChunkBuilder::DoStoreGlobal(HStoreGlobal* instr) {
   if (instr->check_hole_value()) {
     LOperand* temp = TempRegister();
     LOperand* value = UseRegister(instr->value());
     return AssignEnvironment(new LStoreGlobal(value, temp));
   } else {
     LOperand* value = UseRegisterAtStart(instr->value());
     return new LStoreGlobal(value, NULL);
   }
 }
@@ skipping 309 matching lines @@
 
 
 LInstruction* LChunkBuilder::DoLeaveInlined(HLeaveInlined* instr) {
   HEnvironment* outer = current_block_->last_environment()->outer();
   current_block_->UpdateEnvironment(outer);
   return NULL;
 }
 
 
 } }  // namespace v8::internal