Eliminate extended mode, and other modes clean-up

src/x64/lithium-codegen-x64.cc

 // Copyright 2013 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 139 matching lines @@
 #ifdef DEBUG
     if (strlen(FLAG_stop_at) > 0 &&
         info_->function()->name()->IsUtf8EqualTo(CStrVector(FLAG_stop_at))) {
       __ int3();
     }
 #endif
 
     // Sloppy mode functions need to replace the receiver with the global proxy
     // when called as functions (without an explicit receiver object).
     if (info_->this_has_uses() &&
-        info_->is_sloppy_mode() &&
+        info_->strict_mode() == SLOPPY &&
         !info_->is_native()) {
       Label ok;
       StackArgumentsAccessor args(rsp, scope()->num_parameters());
       __ movp(rcx, args.GetReceiverOperand());
 
       __ CompareRoot(rcx, Heap::kUndefinedValueRootIndex);
       __ j(not_equal, &ok, Label::kNear);
 
       __ movp(rcx, GlobalObjectOperand());
       __ movp(rcx, FieldOperand(rcx, GlobalObject::kGlobalReceiverOffset));
@@ skipping 3825 matching lines @@
   }
 }
 
 
 void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
   ASSERT(ToRegister(instr->object()).is(rdx));
   ASSERT(ToRegister(instr->value()).is(rax));
 
   __ Move(rcx, instr->hydrogen()->name());
-  Handle<Code> ic = StoreIC::initialize_stub(isolate(),
-                                             instr->strict_mode_flag());
+  Handle<Code> ic = StoreIC::initialize_stub(isolate(), instr->strict_mode());
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 void LCodeGen::ApplyCheckIf(Condition cc, LBoundsCheck* check) {
   if (FLAG_debug_code && check->hydrogen()->skip_check()) {
     Label done;
     __ j(NegateCondition(cc), &done, Label::kNear);
     __ int3();
     __ bind(&done);
@@ skipping 258 matching lines @@
   }
 }
 
 
 void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
   ASSERT(ToRegister(instr->object()).is(rdx));
   ASSERT(ToRegister(instr->key()).is(rcx));
   ASSERT(ToRegister(instr->value()).is(rax));
 
-  Handle<Code> ic = (instr->strict_mode_flag() == kStrictMode)
+  Handle<Code> ic = instr->strict_mode() == STRICT
       ? isolate()->builtins()->KeyedStoreIC_Initialize_Strict()
       : isolate()->builtins()->KeyedStoreIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 void LCodeGen::DoTransitionElementsKind(LTransitionElementsKind* instr) {
   Register object_reg = ToRegister(instr->object());
 
   Handle<Map> from_map = instr->original_map();
@@ skipping 909 matching lines @@
   }
 }
 
 
 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   ASSERT(ToRegister(instr->context()).is(rsi));
   // Use the fast case closure allocation code that allocates in new
   // space for nested functions that don't need literals cloning.
   bool pretenure = instr->hydrogen()->pretenure();
   if (!pretenure && instr->hydrogen()->has_no_literals()) {
-    FastNewClosureStub stub(instr->hydrogen()->language_mode(),
+    FastNewClosureStub stub(instr->hydrogen()->strict_mode(),
                             instr->hydrogen()->is_generator());
     __ Move(rbx, instr->hydrogen()->shared_info());
     CallCode(stub.GetCode(isolate()), RelocInfo::CODE_TARGET, instr);
   } else {
     __ push(rsi);
     __ Push(instr->hydrogen()->shared_info());
     __ PushRoot(pretenure ? Heap::kTrueValueRootIndex :
                             Heap::kFalseValueRootIndex);
     CallRuntime(Runtime::kNewClosure, 3, instr);
   }
@@ skipping 351 matching lines @@
                                FixedArray::kHeaderSize - kPointerSize));
   __ bind(&done);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X64