Implement DoGlobalReceiver and DoCheckFunction lithium instructions on x64

src/x64/lithium-codegen-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 1499 matching lines @@
 }
 
 
 void LCodeGen::DoGlobalObject(LGlobalObject* instr) {
   Register result = ToRegister(instr->result());
   __ movq(result, GlobalObjectOperand());
 }
 
 
 void LCodeGen::DoGlobalReceiver(LGlobalReceiver* instr) {
-  Abort("Unimplemented: %s", "DoGlobalReceiver");
+  Register result = ToRegister(instr->result());
+  __ movq(result, Operand(rsi, Context::SlotOffset(Context::GLOBAL_INDEX)));
+  __ movq(result, FieldOperand(result, GlobalObject::kGlobalReceiverOffset));
 }
 
 
 void LCodeGen::CallKnownFunction(Handle<JSFunction> function,
                                  int arity,
                                  LInstruction* instr) {
   Abort("Unimplemented: %s", "CallKnownFunction");
 }
 
 
@@ skipping 282 matching lines @@
   DeoptimizeIf(cc, instr->environment());
 }
 
 
 void LCodeGen::DoCheckInstanceType(LCheckInstanceType* instr) {
   Abort("Unimplemented: %s", "DoCheckInstanceType");
 }
 
 
 void LCodeGen::DoCheckFunction(LCheckFunction* instr) {
-  Abort("Unimplemented: %s", "DoCheckFunction");
+  ASSERT(instr->InputAt(0)->IsRegister());
+  Register reg = ToRegister(instr->InputAt(0));
+  __ Cmp(reg, instr->hydrogen()->target());
+  DeoptimizeIf(not_equal, instr->environment());
 }
 
 
 void LCodeGen::DoCheckMap(LCheckMap* instr) {
   LOperand* input = instr->InputAt(0);
   ASSERT(input->IsRegister());
   Register reg = ToRegister(input);
   __ Cmp(FieldOperand(reg, HeapObject::kMapOffset),
          instr->hydrogen()->map());
   DeoptimizeIf(not_equal, instr->environment());
@@ skipping 173 matching lines @@
 
 void LCodeGen::DoOsrEntry(LOsrEntry* instr) {
   Abort("Unimplemented: %s", "DoOsrEntry");
 }
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64