Introduce extended mode.

src/ia32/lithium-codegen-ia32.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 126 matching lines @@
   if (strlen(FLAG_stop_at) > 0 &&
       info_->function()->name()->IsEqualTo(CStrVector(FLAG_stop_at))) {
     __ int3();
   }
 #endif
 
   // Strict mode functions and builtins need to replace the receiver
   // with undefined when called as functions (without an explicit
   // receiver object). ecx is zero for method calls and non-zero for
   // function calls.
-  if (info_->is_strict_mode() || info_->is_native()) {
+  if (!info_->is_classic_mode() || info_->is_native()) {
     Label ok;
     __ test(ecx, Operand(ecx));
     __ j(zero, &ok, Label::kNear);
     // +1 for return address.
     int receiver_offset = (scope()->num_parameters() + 1) * kPointerSize;
     __ mov(Operand(esp, receiver_offset),
            Immediate(isolate()->factory()->undefined_value()));
     __ bind(&ok);
   }
 
@@ skipping 1983 matching lines @@
   }
 }
 
 
 void LCodeGen::DoStoreGlobalGeneric(LStoreGlobalGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(esi));
   ASSERT(ToRegister(instr->global_object()).is(edx));
   ASSERT(ToRegister(instr->value()).is(eax));
 
   __ mov(ecx, instr->name());
-  Handle<Code> ic = instr->strict_mode()
+  Handle<Code> ic = (instr->strict_mode_flag() == kStrictMode)
       ? isolate()->builtins()->StoreIC_Initialize_Strict()
       : isolate()->builtins()->StoreIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET_CONTEXT, instr);
 }
 
 
 void LCodeGen::DoLoadContextSlot(LLoadContextSlot* instr) {
   Register context = ToRegister(instr->context());
   Register result = ToRegister(instr->result());
   __ mov(result, ContextOperand(context, instr->slot_index()));
@@ skipping 1044 matching lines @@
   }
 }
 
 
 void LCodeGen::DoStoreNamedGeneric(LStoreNamedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(esi));
   ASSERT(ToRegister(instr->object()).is(edx));
   ASSERT(ToRegister(instr->value()).is(eax));
 
   __ mov(ecx, instr->name());
-  Handle<Code> ic = instr->strict_mode()
+  Handle<Code> ic = (instr->strict_mode_flag() == kStrictMode)
       ? isolate()->builtins()->StoreIC_Initialize_Strict()
       : isolate()->builtins()->StoreIC_Initialize();
   CallCode(ic, RelocInfo::CODE_TARGET, instr);
 }
 
 
 void LCodeGen::DoBoundsCheck(LBoundsCheck* instr) {
   if (instr->index()->IsConstantOperand()) {
     __ cmp(ToOperand(instr->length()),
            ToImmediate(LConstantOperand::cast(instr->index())));
@@ skipping 111 matching lines @@
   __ movdbl(double_store_operand, value);
 }
 
 
 void LCodeGen::DoStoreKeyedGeneric(LStoreKeyedGeneric* instr) {
   ASSERT(ToRegister(instr->context()).is(esi));
   ASSERT(ToRegister(instr->object()).is(edx));
   ASSERT(ToRegister(instr->key()).is(ecx));
   ASSERT(ToRegister(instr->value()).is(eax));
 
-  Handle<Code> ic = instr->strict_mode()
+  Handle<Code> ic = (instr->strict_mode_flag() == kStrictMode)
       ? 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());
   Register new_map_reg = ToRegister(instr->new_map_reg());
 
@@ skipping 950 matching lines @@
 }
 
 
 void LCodeGen::DoFunctionLiteral(LFunctionLiteral* instr) {
   ASSERT(ToRegister(instr->context()).is(esi));
   // Use the fast case closure allocation code that allocates in new
   // space for nested functions that don't need literals cloning.
   Handle<SharedFunctionInfo> shared_info = instr->shared_info();
   bool pretenure = instr->hydrogen()->pretenure();
   if (!pretenure && shared_info->num_literals() == 0) {
-    FastNewClosureStub stub(shared_info->strict_mode_flag());
+    FastNewClosureStub stub(shared_info->language_mode());
     __ push(Immediate(shared_info));
     CallCode(stub.GetCode(), RelocInfo::CODE_TARGET, instr);
   } else {
     __ push(Operand(ebp, StandardFrameConstants::kContextOffset));
     __ push(Immediate(shared_info));
     __ push(Immediate(pretenure
                       ? factory()->true_value()
                       : factory()->false_value()));
     CallRuntime(Runtime::kNewClosure, 3, instr);
   }
@@ skipping 256 matching lines @@
                                          env->deoptimization_index());
   __ InvokeBuiltin(Builtins::IN, CALL_FUNCTION, safepoint_generator);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32