Rename ASSERT* to DCHECK*.

src/x87/stub-cache-x87.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_X87
 
 #include "src/codegen.h"
 #include "src/ic-inl.h"
@@ skipping 99 matching lines @@
     // Pop at miss.
     __ bind(&miss);
     __ pop(offset);
   }
 }
 
 
 void PropertyHandlerCompiler::GenerateDictionaryNegativeLookup(
     MacroAssembler* masm, Label* miss_label, Register receiver,
     Handle<Name> name, Register scratch0, Register scratch1) {
-  ASSERT(name->IsUniqueName());
-  ASSERT(!receiver.is(scratch0));
+  DCHECK(name->IsUniqueName());
+  DCHECK(!receiver.is(scratch0));
   Counters* counters = masm->isolate()->counters();
   __ IncrementCounter(counters->negative_lookups(), 1);
   __ IncrementCounter(counters->negative_lookups_miss(), 1);
 
   __ mov(scratch0, FieldOperand(receiver, HeapObject::kMapOffset));
 
   const int kInterceptorOrAccessCheckNeededMask =
       (1 << Map::kHasNamedInterceptor) | (1 << Map::kIsAccessCheckNeeded);
 
   // Bail out if the receiver has a named interceptor or requires access checks.
@@ skipping 31 matching lines @@
                               Register receiver,
                               Register name,
                               Register scratch,
                               Register extra,
                               Register extra2,
                               Register extra3) {
   Label miss;
 
   // Assert that code is valid.  The multiplying code relies on the entry size
   // being 12.
-  ASSERT(sizeof(Entry) == 12);
+  DCHECK(sizeof(Entry) == 12);
 
   // Assert the flags do not name a specific type.
-  ASSERT(Code::ExtractTypeFromFlags(flags) == 0);
+  DCHECK(Code::ExtractTypeFromFlags(flags) == 0);
 
   // Assert that there are no register conflicts.
-  ASSERT(!scratch.is(receiver));
-  ASSERT(!scratch.is(name));
-  ASSERT(!extra.is(receiver));
-  ASSERT(!extra.is(name));
-  ASSERT(!extra.is(scratch));
+  DCHECK(!scratch.is(receiver));
+  DCHECK(!scratch.is(name));
+  DCHECK(!extra.is(receiver));
+  DCHECK(!extra.is(name));
+  DCHECK(!extra.is(scratch));
 
   // Assert scratch and extra registers are valid, and extra2/3 are unused.
-  ASSERT(!scratch.is(no_reg));
-  ASSERT(extra2.is(no_reg));
-  ASSERT(extra3.is(no_reg));
+  DCHECK(!scratch.is(no_reg));
+  DCHECK(extra2.is(no_reg));
+  DCHECK(extra3.is(no_reg));
 
   Register offset = scratch;
   scratch = no_reg;
 
   Counters* counters = masm->isolate()->counters();
   __ IncrementCounter(counters->megamorphic_stub_cache_probes(), 1);
 
   // Check that the receiver isn't a smi.
   __ JumpIfSmi(receiver, &miss);
 
   // Get the map of the receiver and compute the hash.
   __ mov(offset, FieldOperand(name, Name::kHashFieldOffset));
   __ add(offset, FieldOperand(receiver, HeapObject::kMapOffset));
   __ xor_(offset, flags);
   // We mask out the last two bits because they are not part of the hash and
   // they are always 01 for maps.  Also in the two 'and' instructions below.
   __ and_(offset, (kPrimaryTableSize - 1) << kCacheIndexShift);
   // ProbeTable expects the offset to be pointer scaled, which it is, because
   // the heap object tag size is 2 and the pointer size log 2 is also 2.
-  ASSERT(kCacheIndexShift == kPointerSizeLog2);
+  DCHECK(kCacheIndexShift == kPointerSizeLog2);
 
   // Probe the primary table.
   ProbeTable(isolate(), masm, flags, kPrimary, name, receiver, offset, extra);
 
   // Primary miss: Compute hash for secondary probe.
   __ mov(offset, FieldOperand(name, Name::kHashFieldOffset));
   __ add(offset, FieldOperand(receiver, HeapObject::kMapOffset));
   __ xor_(offset, flags);
   __ and_(offset, (kPrimaryTableSize - 1) << kCacheIndexShift);
   __ sub(offset, name);
@@ skipping 45 matching lines @@
                                      Register holder,
                                      Register name,
                                      Handle<JSObject> holder_obj) {
   STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsNameIndex == 0);
   STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsInfoIndex == 1);
   STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 2);
   STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 3);
   STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 4);
   __ push(name);
   Handle<InterceptorInfo> interceptor(holder_obj->GetNamedInterceptor());
-  ASSERT(!masm->isolate()->heap()->InNewSpace(*interceptor));
+  DCHECK(!masm->isolate()->heap()->InNewSpace(*interceptor));
   Register scratch = name;
   __ mov(scratch, Immediate(interceptor));
   __ push(scratch);
   __ push(receiver);
   __ push(holder);
 }
 
 
 static void CompileCallLoadPropertyWithInterceptor(
     MacroAssembler* masm,
@@ skipping 16 matching lines @@
     MacroAssembler* masm, const CallOptimization& optimization,
     Handle<Map> receiver_map, Register receiver, Register scratch_in,
     bool is_store, int argc, Register* values) {
   // Copy return value.
   __ pop(scratch_in);
   // receiver
   __ push(receiver);
   // Write the arguments to stack frame.
   for (int i = 0; i < argc; i++) {
     Register arg = values[argc-1-i];
-    ASSERT(!receiver.is(arg));
-    ASSERT(!scratch_in.is(arg));
+    DCHECK(!receiver.is(arg));
+    DCHECK(!scratch_in.is(arg));
     __ push(arg);
   }
   __ push(scratch_in);
   // Stack now matches JSFunction abi.
-  ASSERT(optimization.is_simple_api_call());
+  DCHECK(optimization.is_simple_api_call());
 
   // Abi for CallApiFunctionStub.
   Register callee = eax;
   Register call_data = ebx;
   Register holder = ecx;
   Register api_function_address = edx;
   Register scratch = edi;  // scratch_in is no longer valid.
 
   // Put holder in place.
   CallOptimization::HolderLookup holder_lookup;
@@ skipping 53 matching lines @@
 
 
 // Generate code to check that a global property cell is empty. Create
 // the property cell at compilation time if no cell exists for the
 // property.
 void PropertyHandlerCompiler::GenerateCheckPropertyCell(
     MacroAssembler* masm, Handle<JSGlobalObject> global, Handle<Name> name,
     Register scratch, Label* miss) {
   Handle<PropertyCell> cell =
       JSGlobalObject::EnsurePropertyCell(global, name);
-  ASSERT(cell->value()->IsTheHole());
+  DCHECK(cell->value()->IsTheHole());
   Handle<Oddball> the_hole = masm->isolate()->factory()->the_hole_value();
   if (masm->serializer_enabled()) {
     __ mov(scratch, Immediate(cell));
     __ cmp(FieldOperand(scratch, PropertyCell::kValueOffset),
            Immediate(the_hole));
   } else {
     __ cmp(Operand::ForCell(cell), Immediate(the_hole));
   }
   __ j(not_equal, miss);
 }
 
 
 // Receiver_reg is preserved on jumps to miss_label, but may be destroyed if
 // store is successful.
 void NamedStoreHandlerCompiler::GenerateStoreTransition(
     MacroAssembler* masm, LookupResult* lookup, Handle<Map> transition,
     Handle<Name> name, Register receiver_reg, Register storage_reg,
     Register value_reg, Register scratch1, Register scratch2, Register unused,
     Label* miss_label, Label* slow) {
   int descriptor = transition->LastAdded();
   DescriptorArray* descriptors = transition->instance_descriptors();
   PropertyDetails details = descriptors->GetDetails(descriptor);
   Representation representation = details.representation();
-  ASSERT(!representation.IsNone());
+  DCHECK(!representation.IsNone());
 
   if (details.type() == CONSTANT) {
     Handle<Object> constant(descriptors->GetValue(descriptor), masm->isolate());
     __ CmpObject(value_reg, constant);
     __ j(not_equal, miss_label);
   } else if (representation.IsSmi()) {
       __ JumpIfNotSmi(value_reg, miss_label);
   } else if (representation.IsHeapObject()) {
     __ JumpIfSmi(value_reg, miss_label);
     HeapType* field_type = descriptors->GetFieldType(descriptor);
@@ skipping 26 matching lines @@
     __ bind(&heap_number);
     __ CheckMap(value_reg, masm->isolate()->factory()->heap_number_map(),
                 miss_label, DONT_DO_SMI_CHECK);
     __ fld_d(FieldOperand(value_reg, HeapNumber::kValueOffset));
 
     __ bind(&do_store);
     __ fstp_d(FieldOperand(storage_reg, HeapNumber::kValueOffset));
   }
 
   // Stub never generated for objects that require access checks.
-  ASSERT(!transition->is_access_check_needed());
+  DCHECK(!transition->is_access_check_needed());
 
   // Perform map transition for the receiver if necessary.
   if (details.type() == FIELD &&
       Map::cast(transition->GetBackPointer())->unused_property_fields() == 0) {
     // The properties must be extended before we can store the value.
     // We jump to a runtime call that extends the properties array.
     __ pop(scratch1);  // Return address.
     __ push(receiver_reg);
     __ push(Immediate(transition));
     __ push(value_reg);
@@ skipping 12 matching lines @@
 
   // Update the write barrier for the map field.
   __ RecordWriteField(receiver_reg,
                       HeapObject::kMapOffset,
                       scratch1,
                       scratch2,
                       OMIT_REMEMBERED_SET,
                       OMIT_SMI_CHECK);
 
   if (details.type() == CONSTANT) {
-    ASSERT(value_reg.is(eax));
+    DCHECK(value_reg.is(eax));
     __ ret(0);
     return;
   }
 
   int index = transition->instance_descriptors()->GetFieldIndex(
       transition->LastAdded());
 
   // Adjust for the number of properties stored in the object. Even in the
   // face of a transition we can use the old map here because the size of the
   // object and the number of in-object properties is not going to change.
@@ skipping 42 matching lines @@
       __ RecordWriteField(scratch1,
                           offset,
                           storage_reg,
                           receiver_reg,
                           EMIT_REMEMBERED_SET,
                           smi_check);
     }
   }
 
   // Return the value (register eax).
-  ASSERT(value_reg.is(eax));
+  DCHECK(value_reg.is(eax));
   __ ret(0);
 }
 
 
 // Both name_reg and receiver_reg are preserved on jumps to miss_label,
 // but may be destroyed if store is successful.
 void NamedStoreHandlerCompiler::GenerateStoreField(
     MacroAssembler* masm, Handle<JSObject> object, LookupResult* lookup,
     Register receiver_reg, Register name_reg, Register value_reg,
     Register scratch1, Register scratch2, Label* miss_label) {
   // Stub never generated for non-global objects that require access
   // checks.
-  ASSERT(object->IsJSGlobalProxy() || !object->IsAccessCheckNeeded());
+  DCHECK(object->IsJSGlobalProxy() || !object->IsAccessCheckNeeded());
 
   FieldIndex index = lookup->GetFieldIndex();
 
   Representation representation = lookup->representation();
-  ASSERT(!representation.IsNone());
+  DCHECK(!representation.IsNone());
   if (representation.IsSmi()) {
     __ JumpIfNotSmi(value_reg, miss_label);
   } else if (representation.IsHeapObject()) {
     __ JumpIfSmi(value_reg, miss_label);
     HeapType* field_type = lookup->GetFieldType();
     HeapType::Iterator<Map> it = field_type->Classes();
     if (!it.Done()) {
       Label do_store;
       while (true) {
         __ CompareMap(value_reg, it.Current());
@@ skipping 24 matching lines @@
     __ pop(value_reg);
     __ SmiTag(value_reg);
     __ jmp(&do_store);
     __ bind(&heap_number);
     __ CheckMap(value_reg, masm->isolate()->factory()->heap_number_map(),
                 miss_label, DONT_DO_SMI_CHECK);
     __ fld_d(FieldOperand(value_reg, HeapNumber::kValueOffset));
     __ bind(&do_store);
     __ fstp_d(FieldOperand(scratch1, HeapNumber::kValueOffset));
     // Return the value (register eax).
-    ASSERT(value_reg.is(eax));
+    DCHECK(value_reg.is(eax));
     __ ret(0);
     return;
   }
 
-  ASSERT(!representation.IsDouble());
+  DCHECK(!representation.IsDouble());
   // TODO(verwaest): Share this code as a code stub.
   SmiCheck smi_check = representation.IsTagged()
       ? INLINE_SMI_CHECK : OMIT_SMI_CHECK;
   if (index.is_inobject()) {
     // Set the property straight into the object.
     __ mov(FieldOperand(receiver_reg, index.offset()), value_reg);
 
     if (!representation.IsSmi()) {
       // Update the write barrier for the array address.
       // Pass the value being stored in the now unused name_reg.
@@ skipping 18 matching lines @@
       __ RecordWriteField(scratch1,
                           index.offset(),
                           name_reg,
                           receiver_reg,
                           EMIT_REMEMBERED_SET,
                           smi_check);
     }
   }
 
   // Return the value (register eax).
-  ASSERT(value_reg.is(eax));
+  DCHECK(value_reg.is(eax));
   __ ret(0);
 }
 
 
 void PropertyAccessCompiler::GenerateTailCall(MacroAssembler* masm,
                                               Handle<Code> code) {
   __ jmp(code, RelocInfo::CODE_TARGET);
 }
 
 
 #undef __
 #define __ ACCESS_MASM(masm())
 
 
 Register PropertyHandlerCompiler::CheckPrototypes(
     Register object_reg, Register holder_reg, Register scratch1,
     Register scratch2, Handle<Name> name, Label* miss,
     PrototypeCheckType check) {
   Handle<Map> receiver_map(IC::TypeToMap(*type(), isolate()));
 
   // Make sure there's no overlap between holder and object registers.
-  ASSERT(!scratch1.is(object_reg) && !scratch1.is(holder_reg));
-  ASSERT(!scratch2.is(object_reg) && !scratch2.is(holder_reg)
+  DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg));
+  DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg)
          && !scratch2.is(scratch1));
 
   // Keep track of the current object in register reg.
   Register reg = object_reg;
   int depth = 0;
 
   Handle<JSObject> current = Handle<JSObject>::null();
   if (type()->IsConstant())
     current = Handle<JSObject>::cast(type()->AsConstant()->Value());
   Handle<JSObject> prototype = Handle<JSObject>::null();
   Handle<Map> current_map = receiver_map;
   Handle<Map> holder_map(holder()->map());
   // Traverse the prototype chain and check the maps in the prototype chain for
   // fast and global objects or do negative lookup for normal objects.
   while (!current_map.is_identical_to(holder_map)) {
     ++depth;
 
     // Only global objects and objects that do not require access
     // checks are allowed in stubs.
-    ASSERT(current_map->IsJSGlobalProxyMap() ||
+    DCHECK(current_map->IsJSGlobalProxyMap() ||
            !current_map->is_access_check_needed());
 
     prototype = handle(JSObject::cast(current_map->prototype()));
     if (current_map->is_dictionary_map() &&
         !current_map->IsJSGlobalObjectMap() &&
         !current_map->IsJSGlobalProxyMap()) {
       if (!name->IsUniqueName()) {
-        ASSERT(name->IsString());
+        DCHECK(name->IsString());
         name = factory()->InternalizeString(Handle<String>::cast(name));
       }
-      ASSERT(current.is_null() ||
+      DCHECK(current.is_null() ||
              current->property_dictionary()->FindEntry(name) ==
              NameDictionary::kNotFound);
 
       GenerateDictionaryNegativeLookup(masm(), miss, reg, name,
                                        scratch1, scratch2);
 
       __ mov(scratch1, FieldOperand(reg, HeapObject::kMapOffset));
       reg = holder_reg;  // From now on the object will be in holder_reg.
       __ mov(reg, FieldOperand(scratch1, Map::kPrototypeOffset));
     } else {
@@ skipping 39 matching lines @@
 
   // Log the check depth.
   LOG(isolate(), IntEvent("check-maps-depth", depth + 1));
 
   if (depth != 0 || check == CHECK_ALL_MAPS) {
     // Check the holder map.
     __ CheckMap(reg, current_map, miss, DONT_DO_SMI_CHECK);
   }
 
   // Perform security check for access to the global object.
-  ASSERT(current_map->IsJSGlobalProxyMap() ||
+  DCHECK(current_map->IsJSGlobalProxyMap() ||
          !current_map->is_access_check_needed());
   if (current_map->IsJSGlobalProxyMap()) {
     __ CheckAccessGlobalProxy(reg, scratch1, scratch2, miss);
   }
 
   // Return the register containing the holder.
   return reg;
 }
 
 
@@ skipping 20 matching lines @@
 
 
 Register NamedLoadHandlerCompiler::CallbackFrontend(Register object_reg,
                                                     Handle<Name> name,
                                                     Handle<Object> callback) {
   Label miss;
 
   Register reg = FrontendHeader(object_reg, name, &miss);
 
   if (!holder()->HasFastProperties()) {
-    ASSERT(!holder()->IsGlobalObject());
-    ASSERT(!reg.is(scratch2()));
-    ASSERT(!reg.is(scratch3()));
+    DCHECK(!holder()->IsGlobalObject());
+    DCHECK(!reg.is(scratch2()));
+    DCHECK(!reg.is(scratch3()));
     Register dictionary = scratch1();
     bool must_preserve_dictionary_reg = reg.is(dictionary);
 
     // Load the properties dictionary.
     if (must_preserve_dictionary_reg) {
       __ push(dictionary);
     }
     __ mov(dictionary, FieldOperand(reg, JSObject::kPropertiesOffset));
 
     // Probe the dictionary.
@@ skipping 37 matching lines @@
     Register reg, FieldIndex field, Representation representation) {
   if (!reg.is(receiver())) __ mov(receiver(), reg);
   LoadFieldStub stub(isolate(), field);
   GenerateTailCall(masm(), stub.GetCode());
 }
 
 
 void NamedLoadHandlerCompiler::GenerateLoadCallback(
     Register reg, Handle<ExecutableAccessorInfo> callback) {
   // Insert additional parameters into the stack frame above return address.
-  ASSERT(!scratch3().is(reg));
+  DCHECK(!scratch3().is(reg));
   __ pop(scratch3());  // Get return address to place it below.
 
   STATIC_ASSERT(PropertyCallbackArguments::kHolderIndex == 0);
   STATIC_ASSERT(PropertyCallbackArguments::kIsolateIndex == 1);
   STATIC_ASSERT(PropertyCallbackArguments::kReturnValueDefaultValueIndex == 2);
   STATIC_ASSERT(PropertyCallbackArguments::kReturnValueOffset == 3);
   STATIC_ASSERT(PropertyCallbackArguments::kDataIndex == 4);
   STATIC_ASSERT(PropertyCallbackArguments::kThisIndex == 5);
   __ push(receiver());  // receiver
   // Push data from ExecutableAccessorInfo.
   if (isolate()->heap()->InNewSpace(callback->data())) {
-    ASSERT(!scratch2().is(reg));
+    DCHECK(!scratch2().is(reg));
     __ mov(scratch2(), Immediate(callback));
     __ push(FieldOperand(scratch2(), ExecutableAccessorInfo::kDataOffset));
   } else {
     __ push(Immediate(Handle<Object>(callback->data(), isolate())));
   }
   __ push(Immediate(isolate()->factory()->undefined_value()));  // ReturnValue
   // ReturnValue default value
   __ push(Immediate(isolate()->factory()->undefined_value()));
   __ push(Immediate(reinterpret_cast<int>(isolate())));
   __ push(reg);  // holder
@@ skipping 19 matching lines @@
 void NamedLoadHandlerCompiler::GenerateLoadConstant(Handle<Object> value) {
   // Return the constant value.
   __ LoadObject(eax, value);
   __ ret(0);
 }
 
 
 void NamedLoadHandlerCompiler::GenerateLoadInterceptor(Register holder_reg,
                                                        LookupResult* lookup,
                                                        Handle<Name> name) {
-  ASSERT(holder()->HasNamedInterceptor());
-  ASSERT(!holder()->GetNamedInterceptor()->getter()->IsUndefined());
+  DCHECK(holder()->HasNamedInterceptor());
+  DCHECK(!holder()->GetNamedInterceptor()->getter()->IsUndefined());
 
   // So far the most popular follow ups for interceptor loads are FIELD
   // and CALLBACKS, so inline only them, other cases may be added
   // later.
   bool compile_followup_inline = false;
   if (lookup->IsFound() && lookup->IsCacheable()) {
     if (lookup->IsField()) {
       compile_followup_inline = true;
     } else if (lookup->type() == CALLBACKS &&
                lookup->GetCallbackObject()->IsExecutableAccessorInfo()) {
       Handle<ExecutableAccessorInfo> callback(
           ExecutableAccessorInfo::cast(lookup->GetCallbackObject()));
       compile_followup_inline =
           callback->getter() != NULL &&
           ExecutableAccessorInfo::IsCompatibleReceiverType(isolate(), callback,
                                                            type());
     }
   }
 
   if (compile_followup_inline) {
     // Compile the interceptor call, followed by inline code to load the
     // property from further up the prototype chain if the call fails.
     // Check that the maps haven't changed.
-    ASSERT(holder_reg.is(receiver()) || holder_reg.is(scratch1()));
+    DCHECK(holder_reg.is(receiver()) || holder_reg.is(scratch1()));
 
     // Preserve the receiver register explicitly whenever it is different from
     // the holder and it is needed should the interceptor return without any
     // result. The CALLBACKS case needs the receiver to be passed into C++ code,
     // the FIELD case might cause a miss during the prototype check.
     bool must_perfrom_prototype_check = *holder() != lookup->holder();
     bool must_preserve_receiver_reg = !receiver().is(holder_reg) &&
         (lookup->type() == CALLBACKS || must_perfrom_prototype_check);
 
     // Save necessary data before invoking an interceptor.
@@ skipping 193 matching lines @@
   Register name = LoadIC::NameRegister();
   static Register registers[] = { receiver, name, ebx, eax, edi, no_reg };
   return registers;
 }
 
 
 Register* PropertyAccessCompiler::store_calling_convention() {
   // receiver, name, scratch1, scratch2, scratch3.
   Register receiver = StoreIC::ReceiverRegister();
   Register name = StoreIC::NameRegister();
-  ASSERT(ebx.is(KeyedStoreIC::MapRegister()));
+  DCHECK(ebx.is(KeyedStoreIC::MapRegister()));
   static Register registers[] = { receiver, name, ebx, edi, no_reg };
   return registers;
 }
 
 
 Register NamedStoreHandlerCompiler::value() { return StoreIC::ValueRegister(); }
 
 
 #undef __
 #define __ ACCESS_MASM(masm)
@@ skipping 87 matching lines @@
       __ j(not_equal, &miss);
     }
   }
 
   Label number_case;
   Label* smi_target = IncludesNumberType(types) ? &number_case : &miss;
   __ JumpIfSmi(receiver(), smi_target);
 
   // Polymorphic keyed stores may use the map register
   Register map_reg = scratch1();
-  ASSERT(kind() != Code::KEYED_STORE_IC ||
+  DCHECK(kind() != Code::KEYED_STORE_IC ||
          map_reg.is(KeyedStoreIC::MapRegister()));
   __ mov(map_reg, FieldOperand(receiver(), HeapObject::kMapOffset));
   int receiver_count = types->length();
   int number_of_handled_maps = 0;
   for (int current = 0; current < receiver_count; ++current) {
     Handle<HeapType> type = types->at(current);
     Handle<Map> map = IC::TypeToMap(*type, isolate());
     if (!map->is_deprecated()) {
       number_of_handled_maps++;
       __ cmp(map_reg, map);
       if (type->Is(HeapType::Number())) {
-        ASSERT(!number_case.is_unused());
+        DCHECK(!number_case.is_unused());
         __ bind(&number_case);
       }
       __ j(equal, handlers->at(current));
     }
   }
-  ASSERT(number_of_handled_maps != 0);
+  DCHECK(number_of_handled_maps != 0);
 
   __ bind(&miss);
   TailCallBuiltin(masm(), MissBuiltin(kind()));
 
   // Return the generated code.
   InlineCacheState state =
       number_of_handled_maps > 1 ? POLYMORPHIC : MONOMORPHIC;
   return GetCode(kind(), type, name, state);
 }
 
 
 #undef __
 #define __ ACCESS_MASM(masm)
 
 
 void ElementHandlerCompiler::GenerateLoadDictionaryElement(
     MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- ecx    : key
   //  -- edx    : receiver
   //  -- esp[0] : return address
   // -----------------------------------
-  ASSERT(edx.is(LoadIC::ReceiverRegister()));
-  ASSERT(ecx.is(LoadIC::NameRegister()));
+  DCHECK(edx.is(LoadIC::ReceiverRegister()));
+  DCHECK(ecx.is(LoadIC::NameRegister()));
   Label slow, miss;
 
   // This stub is meant to be tail-jumped to, the receiver must already
   // have been verified by the caller to not be a smi.
   __ JumpIfNotSmi(ecx, &miss);
   __ mov(ebx, ecx);
   __ SmiUntag(ebx);
   __ mov(eax, FieldOperand(edx, JSObject::kElementsOffset));
 
   // Push receiver on the stack to free up a register for the dictionary
@@ skipping 22 matching lines @@
   // -----------------------------------
   TailCallBuiltin(masm, Builtins::kKeyedLoadIC_Miss);
 }
 
 
 #undef __
 
 } }  // namespace v8::internal
 
 #endif  // V8_TARGET_ARCH_X87