Prototype implementation of GET_OWN_PROPERTY intrinsic.

src/ia32/full-codegen-ia32.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_IA32
 
 #include "src/code-stubs.h"
 #include "src/codegen.h"
@@ skipping 2203 matching lines @@
   __ RecordWriteField(eax, JSGeneratorObject::kResultValuePropertyOffset,
                       ecx, edx, kDontSaveFPRegs);
 }
 
 
 void FullCodeGenerator::EmitNamedPropertyLoad(Property* prop) {
   SetSourcePosition(prop->position());
   Literal* key = prop->key()->AsLiteral();
   DCHECK(!key->value()->IsSmi());
   __ mov(LoadIC::NameRegister(), Immediate(key->value()));
+  LoadIC::PropertyLookupMode property_lookup_mode =
+      prop->IsOwnProperty() 
+      ? LoadIC::OWN_PROPERTY_LOOKUP
+      : LoadIC::NORMAL_LOOKUP;
+
+  if (key->IsPropertyName() && (strcmp("xBase", key->AsPropertyName()->ToCString().get()) == 0)) {
+    printf("EmitNamedPropertyLoad:");
+    key->AsPropertyName()->Print();
+    printf(" property_lookup_mode = %d\n", property_lookup_mode);
+  }
   if (FLAG_vector_ics) {
     __ mov(LoadIC::SlotRegister(),
            Immediate(Smi::FromInt(prop->PropertyFeedbackSlot())));
-    CallLoadIC(NOT_CONTEXTUAL);
+    CallLoadIC(NOT_CONTEXTUAL, property_lookup_mode);
   } else {
-    CallLoadIC(NOT_CONTEXTUAL, prop->PropertyFeedbackId());
+    CallLoadIC(NOT_CONTEXTUAL,
+        property_lookup_mode,
+        prop->PropertyFeedbackId());
   }
 }
 
 
 void FullCodeGenerator::EmitKeyedPropertyLoad(Property* prop) {
   SetSourcePosition(prop->position());
-  Handle<Code> ic = isolate()->builtins()->KeyedLoadIC_Initialize();
+
+  LoadIC::PropertyLookupMode property_lookup_mode =
+      prop->IsOwnProperty() 
+      ? LoadIC::OWN_PROPERTY_LOOKUP
+      : LoadIC::NORMAL_LOOKUP;
+
   if (FLAG_vector_ics) {
     __ mov(LoadIC::SlotRegister(),
            Immediate(Smi::FromInt(prop->PropertyFeedbackSlot())));
-    CallIC(ic);
+    CallKeyedLoadIC(property_lookup_mode);
   } else {
-    CallIC(ic, prop->PropertyFeedbackId());
+    CallKeyedLoadIC(property_lookup_mode, prop->PropertyFeedbackId());
   }
 }
 
 
 void FullCodeGenerator::EmitInlineSmiBinaryOp(BinaryOperation* expr,
                                               Token::Value op,
                                               OverwriteMode mode,
                                               Expression* left,
                                               Expression* right) {
   // Do combined smi check of the operands. Left operand is on the
@@ skipping 1790 matching lines @@
     // Push the builtins object as receiver.
     __ mov(eax, GlobalObjectOperand());
     __ push(FieldOperand(eax, GlobalObject::kBuiltinsOffset));
 
     // Load the function from the receiver.
     __ mov(LoadIC::ReceiverRegister(), Operand(esp, 0));
     __ mov(LoadIC::NameRegister(), Immediate(expr->name()));
     if (FLAG_vector_ics) {
       __ mov(LoadIC::SlotRegister(),
              Immediate(Smi::FromInt(expr->CallRuntimeFeedbackSlot())));
-      CallLoadIC(NOT_CONTEXTUAL);
+      CallLoadIC(NOT_CONTEXTUAL, LoadIC::NORMAL_LOOKUP);
     } else {
-      CallLoadIC(NOT_CONTEXTUAL, expr->CallRuntimeFeedbackId());
+      CallLoadIC(NOT_CONTEXTUAL, LoadIC::NORMAL_LOOKUP, expr->CallRuntimeFeedbackId());
     }
 
     // Push the target function under the receiver.
     __ push(Operand(esp, 0));
     __ mov(Operand(esp, kPointerSize), eax);
 
     // Code common for calls using the IC.
     ZoneList<Expression*>* args = expr->arguments();
     int arg_count = args->length();
     for (int i = 0; i < arg_count; i++) {
@@ skipping 759 matching lines @@
   DCHECK_EQ(isolate->builtins()->OsrAfterStackCheck()->entry(),
             Assembler::target_address_at(call_target_address,
                                          unoptimized_code));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_IA32