Upgrade V8 to version 4.9.385.28
https://chromium.googlesource.com/v8/v8/+/4.9.385.28
FPIIM-449
Change-Id: I4b2e74289d4bf3667f2f3dc8aa2e541f63e26eb4
diff --git a/src/ic/arm/handler-compiler-arm.cc b/src/ic/arm/handler-compiler-arm.cc
index 9905e4e..e293965 100644
--- a/src/ic/arm/handler-compiler-arm.cc
+++ b/src/ic/arm/handler-compiler-arm.cc
@@ -2,13 +2,12 @@
// 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_ARM
#include "src/ic/call-optimization.h"
#include "src/ic/handler-compiler.h"
#include "src/ic/ic.h"
+#include "src/isolate-inl.h"
namespace v8 {
namespace internal {
@@ -17,8 +16,8 @@
void NamedLoadHandlerCompiler::GenerateLoadViaGetter(
- MacroAssembler* masm, Handle<HeapType> type, Register receiver,
- Handle<JSFunction> getter) {
+ MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder,
+ int accessor_index, int expected_arguments, Register scratch) {
// ----------- S t a t e -------------
// -- r0 : receiver
// -- r2 : name
@@ -27,18 +26,22 @@
{
FrameAndConstantPoolScope scope(masm, StackFrame::INTERNAL);
- if (!getter.is_null()) {
+ if (accessor_index >= 0) {
+ DCHECK(!holder.is(scratch));
+ DCHECK(!receiver.is(scratch));
// Call the JavaScript getter with the receiver on the stack.
- if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) {
+ if (map->IsJSGlobalObjectMap()) {
// Swap in the global receiver.
- __ ldr(receiver,
+ __ ldr(scratch,
FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset));
+ receiver = scratch;
}
__ push(receiver);
ParameterCount actual(0);
- ParameterCount expected(getter);
- __ InvokeFunction(getter, expected, actual, CALL_FUNCTION,
- NullCallWrapper());
+ ParameterCount expected(expected_arguments);
+ __ LoadAccessor(r1, holder, accessor_index, ACCESSOR_GETTER);
+ __ InvokeFunction(r1, expected, actual, CALL_FUNCTION,
+ CheckDebugStepCallWrapper());
} else {
// If we generate a global code snippet for deoptimization only, remember
// the place to continue after deoptimization.
@@ -53,8 +56,8 @@
void NamedStoreHandlerCompiler::GenerateStoreViaSetter(
- MacroAssembler* masm, Handle<HeapType> type, Register receiver,
- Handle<JSFunction> setter) {
+ MacroAssembler* masm, Handle<Map> map, Register receiver, Register holder,
+ int accessor_index, int expected_arguments, Register scratch) {
// ----------- S t a t e -------------
// -- lr : return address
// -----------------------------------
@@ -64,18 +67,23 @@
// Save value register, so we can restore it later.
__ push(value());
- if (!setter.is_null()) {
+ if (accessor_index >= 0) {
+ DCHECK(!holder.is(scratch));
+ DCHECK(!receiver.is(scratch));
+ DCHECK(!value().is(scratch));
// Call the JavaScript setter with receiver and value on the stack.
- if (IC::TypeToMap(*type, masm->isolate())->IsJSGlobalObjectMap()) {
+ if (map->IsJSGlobalObjectMap()) {
// Swap in the global receiver.
- __ ldr(receiver,
+ __ ldr(scratch,
FieldMemOperand(receiver, JSGlobalObject::kGlobalProxyOffset));
+ receiver = scratch;
}
__ Push(receiver, value());
ParameterCount actual(1);
- ParameterCount expected(setter);
- __ InvokeFunction(setter, expected, actual, CALL_FUNCTION,
- NullCallWrapper());
+ ParameterCount expected(expected_arguments);
+ __ LoadAccessor(r1, holder, accessor_index, ACCESSOR_SETTER);
+ __ InvokeFunction(r1, expected, actual, CALL_FUNCTION,
+ CheckDebugStepCallWrapper());
} else {
// If we generate a global code snippet for deoptimization only, remember
// the place to continue after deoptimization.
@@ -137,7 +145,7 @@
// Check that receiver is a JSObject.
__ ldrb(scratch0, FieldMemOperand(map, Map::kInstanceTypeOffset));
- __ cmp(scratch0, Operand(FIRST_SPEC_OBJECT_TYPE));
+ __ cmp(scratch0, Operand(FIRST_JS_RECEIVER_TYPE));
__ b(lt, miss_label);
// Load properties array.
@@ -163,10 +171,7 @@
void NamedLoadHandlerCompiler::GenerateDirectLoadGlobalFunctionPrototype(
MacroAssembler* masm, int index, Register result, Label* miss) {
- const int offset = Context::SlotOffset(Context::GLOBAL_OBJECT_INDEX);
- __ ldr(result, MemOperand(cp, offset));
- __ ldr(result, FieldMemOperand(result, GlobalObject::kNativeContextOffset));
- __ ldr(result, MemOperand(result, Context::SlotOffset(index)));
+ __ LoadNativeContextSlot(index, result);
// Load its initial map. The global functions all have initial maps.
__ ldr(result,
FieldMemOperand(result, JSFunction::kPrototypeOrInitialMapOffset));
@@ -190,10 +195,11 @@
void PropertyHandlerCompiler::GenerateCheckPropertyCell(
MacroAssembler* masm, Handle<JSGlobalObject> global, Handle<Name> name,
Register scratch, Label* miss) {
- Handle<Cell> cell = JSGlobalObject::EnsurePropertyCell(global, name);
+ Handle<PropertyCell> cell = JSGlobalObject::EnsurePropertyCell(global, name);
DCHECK(cell->value()->IsTheHole());
- __ mov(scratch, Operand(cell));
- __ ldr(scratch, FieldMemOperand(scratch, Cell::kValueOffset));
+ Handle<WeakCell> weak_cell = masm->isolate()->factory()->NewWeakCell(cell);
+ __ LoadWeakValue(scratch, weak_cell, miss);
+ __ ldr(scratch, FieldMemOperand(scratch, PropertyCell::kValueOffset));
__ LoadRoot(ip, Heap::kTheHoleValueRootIndex);
__ cmp(scratch, ip);
__ b(ne, miss);
@@ -204,16 +210,10 @@
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);
+ STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsThisIndex == 1);
+ STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsHolderIndex == 2);
+ STATIC_ASSERT(NamedLoadHandlerCompiler::kInterceptorArgsLength == 3);
__ push(name);
- Handle<InterceptorInfo> interceptor(holder_obj->GetNamedInterceptor());
- DCHECK(!masm->isolate()->heap()->InNewSpace(*interceptor));
- Register scratch = name;
- __ mov(scratch, Operand(interceptor));
- __ push(scratch);
__ push(receiver);
__ push(holder);
}
@@ -221,45 +221,57 @@
static void CompileCallLoadPropertyWithInterceptor(
MacroAssembler* masm, Register receiver, Register holder, Register name,
- Handle<JSObject> holder_obj, IC::UtilityId id) {
+ Handle<JSObject> holder_obj, Runtime::FunctionId id) {
+ DCHECK(NamedLoadHandlerCompiler::kInterceptorArgsLength ==
+ Runtime::FunctionForId(id)->nargs);
PushInterceptorArguments(masm, receiver, holder, name, holder_obj);
- __ CallExternalReference(ExternalReference(IC_Utility(id), masm->isolate()),
- NamedLoadHandlerCompiler::kInterceptorArgsLength);
+ __ CallRuntime(id);
}
// Generate call to api function.
-void PropertyHandlerCompiler::GenerateFastApiCall(
+void PropertyHandlerCompiler::GenerateApiAccessorCall(
MacroAssembler* masm, const CallOptimization& optimization,
Handle<Map> receiver_map, Register receiver, Register scratch_in,
- bool is_store, int argc, Register* values) {
+ bool is_store, Register store_parameter, Register accessor_holder,
+ int accessor_index) {
+ DCHECK(!accessor_holder.is(scratch_in));
DCHECK(!receiver.is(scratch_in));
__ push(receiver);
// Write the arguments to stack frame.
- for (int i = 0; i < argc; i++) {
- Register arg = values[argc - 1 - i];
- DCHECK(!receiver.is(arg));
- DCHECK(!scratch_in.is(arg));
- __ push(arg);
+ if (is_store) {
+ DCHECK(!receiver.is(store_parameter));
+ DCHECK(!scratch_in.is(store_parameter));
+ __ push(store_parameter);
}
DCHECK(optimization.is_simple_api_call());
// Abi for CallApiFunctionStub.
Register callee = r0;
- Register call_data = r4;
+ Register data = r4;
Register holder = r2;
Register api_function_address = r1;
+ // Put callee in place.
+ __ LoadAccessor(callee, accessor_holder, accessor_index,
+ is_store ? ACCESSOR_SETTER : ACCESSOR_GETTER);
+
// Put holder in place.
CallOptimization::HolderLookup holder_lookup;
- Handle<JSObject> api_holder =
- optimization.LookupHolderOfExpectedType(receiver_map, &holder_lookup);
+ int holder_depth = 0;
+ optimization.LookupHolderOfExpectedType(receiver_map, &holder_lookup,
+ &holder_depth);
switch (holder_lookup) {
case CallOptimization::kHolderIsReceiver:
__ Move(holder, receiver);
break;
case CallOptimization::kHolderFound:
- __ Move(holder, api_holder);
+ __ ldr(holder, FieldMemOperand(receiver, HeapObject::kMapOffset));
+ __ ldr(holder, FieldMemOperand(holder, Map::kPrototypeOffset));
+ for (int i = 1; i < holder_depth; i++) {
+ __ ldr(holder, FieldMemOperand(holder, HeapObject::kMapOffset));
+ __ ldr(holder, FieldMemOperand(holder, Map::kPrototypeOffset));
+ }
break;
case CallOptimization::kHolderNotFound:
UNREACHABLE();
@@ -267,23 +279,26 @@
}
Isolate* isolate = masm->isolate();
- Handle<JSFunction> function = optimization.constant_function();
Handle<CallHandlerInfo> api_call_info = optimization.api_call_info();
- Handle<Object> call_data_obj(api_call_info->data(), isolate);
-
- // Put callee in place.
- __ Move(callee, function);
-
bool call_data_undefined = false;
- // Put call_data in place.
- if (isolate->heap()->InNewSpace(*call_data_obj)) {
- __ Move(call_data, api_call_info);
- __ ldr(call_data, FieldMemOperand(call_data, CallHandlerInfo::kDataOffset));
- } else if (call_data_obj->IsUndefined()) {
+ // Put call data in place.
+ if (api_call_info->data()->IsUndefined()) {
call_data_undefined = true;
- __ LoadRoot(call_data, Heap::kUndefinedValueRootIndex);
+ __ LoadRoot(data, Heap::kUndefinedValueRootIndex);
} else {
- __ Move(call_data, call_data_obj);
+ __ ldr(data,
+ FieldMemOperand(callee, JSFunction::kSharedFunctionInfoOffset));
+ __ ldr(data,
+ FieldMemOperand(data, SharedFunctionInfo::kFunctionDataOffset));
+ __ ldr(data, FieldMemOperand(data, FunctionTemplateInfo::kCallCodeOffset));
+ __ ldr(data, FieldMemOperand(data, CallHandlerInfo::kDataOffset));
+ }
+
+ if (api_call_info->fast_handler()->IsCode()) {
+ // Just tail call into the fast handler if present.
+ __ Jump(handle(Code::cast(api_call_info->fast_handler())),
+ RelocInfo::CODE_TARGET);
+ return;
}
// Put api_function_address in place.
@@ -294,34 +309,34 @@
__ mov(api_function_address, Operand(ref));
// Jump to stub.
- CallApiFunctionStub stub(isolate, is_store, call_data_undefined, argc);
+ CallApiAccessorStub stub(isolate, is_store, call_data_undefined);
__ TailCallStub(&stub);
}
-void NamedStoreHandlerCompiler::GenerateSlow(MacroAssembler* masm) {
- // Push receiver, key and value for runtime call.
+static void StoreIC_PushArgs(MacroAssembler* masm) {
__ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(),
- StoreDescriptor::ValueRegister());
+ StoreDescriptor::ValueRegister(),
+ VectorStoreICDescriptor::SlotRegister(),
+ VectorStoreICDescriptor::VectorRegister());
+}
+
+
+void NamedStoreHandlerCompiler::GenerateSlow(MacroAssembler* masm) {
+ StoreIC_PushArgs(masm);
// The slow case calls into the runtime to complete the store without causing
// an IC miss that would otherwise cause a transition to the generic stub.
- ExternalReference ref =
- ExternalReference(IC_Utility(IC::kStoreIC_Slow), masm->isolate());
- __ TailCallExternalReference(ref, 3, 1);
+ __ TailCallRuntime(Runtime::kStoreIC_Slow);
}
void ElementHandlerCompiler::GenerateStoreSlow(MacroAssembler* masm) {
- // Push receiver, key and value for runtime call.
- __ Push(StoreDescriptor::ReceiverRegister(), StoreDescriptor::NameRegister(),
- StoreDescriptor::ValueRegister());
+ StoreIC_PushArgs(masm);
// The slow case calls into the runtime to complete the store without causing
// an IC miss that would otherwise cause a transition to the generic stub.
- ExternalReference ref =
- ExternalReference(IC_Utility(IC::kKeyedStoreIC_Slow), masm->isolate());
- __ TailCallExternalReference(ref, 3, 1);
+ __ TailCallRuntime(Runtime::kKeyedStoreIC_Slow);
}
@@ -343,11 +358,17 @@
}
+void NamedStoreHandlerCompiler::RearrangeVectorAndSlot(
+ Register current_map, Register destination_map) {
+ DCHECK(false); // Not implemented.
+}
+
+
void NamedStoreHandlerCompiler::GenerateRestoreMap(Handle<Map> transition,
+ Register map_reg,
Register scratch,
Label* miss) {
Handle<WeakCell> cell = Map::WeakCellForMap(transition);
- Register map_reg = StoreTransitionDescriptor::MapRegister();
DCHECK(!map_reg.is(scratch));
__ LoadWeakValue(map_reg, cell, miss);
if (transition->CanBeDeprecated()) {
@@ -377,13 +398,17 @@
void NamedStoreHandlerCompiler::GenerateFieldTypeChecks(HeapType* field_type,
Register value_reg,
Label* miss_label) {
+ Register map_reg = scratch1();
+ Register scratch = scratch2();
+ DCHECK(!value_reg.is(map_reg));
+ DCHECK(!value_reg.is(scratch));
__ JumpIfSmi(value_reg, miss_label);
HeapType::Iterator<Map> it = field_type->Classes();
if (!it.Done()) {
- __ ldr(scratch1(), FieldMemOperand(value_reg, HeapObject::kMapOffset));
+ __ ldr(map_reg, FieldMemOperand(value_reg, HeapObject::kMapOffset));
Label do_store;
while (true) {
- __ CompareMap(scratch1(), it.Current(), &do_store);
+ __ CmpWeakValue(map_reg, Map::WeakCellForMap(it.Current()), scratch);
it.Advance();
if (it.Done()) {
__ b(ne, miss_label);
@@ -398,23 +423,58 @@
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()));
+ Register scratch2, Handle<Name> name, Label* miss, PrototypeCheckType check,
+ ReturnHolder return_what) {
+ Handle<Map> receiver_map = map();
// Make sure there's no overlap between holder and object registers.
DCHECK(!scratch1.is(object_reg) && !scratch1.is(holder_reg));
DCHECK(!scratch2.is(object_reg) && !scratch2.is(holder_reg) &&
!scratch2.is(scratch1));
+ if (FLAG_eliminate_prototype_chain_checks) {
+ Handle<Cell> validity_cell =
+ Map::GetOrCreatePrototypeChainValidityCell(receiver_map, isolate());
+ if (!validity_cell.is_null()) {
+ DCHECK_EQ(Smi::FromInt(Map::kPrototypeChainValid),
+ validity_cell->value());
+ __ mov(scratch1, Operand(validity_cell));
+ __ ldr(scratch1, FieldMemOperand(scratch1, Cell::kValueOffset));
+ __ cmp(scratch1, Operand(Smi::FromInt(Map::kPrototypeChainValid)));
+ __ b(ne, miss);
+ }
+
+ // The prototype chain of primitives (and their JSValue wrappers) depends
+ // on the native context, which can't be guarded by validity cells.
+ // |object_reg| holds the native context specific prototype in this case;
+ // we need to check its map.
+ if (check == CHECK_ALL_MAPS) {
+ __ ldr(scratch1, FieldMemOperand(object_reg, HeapObject::kMapOffset));
+ Handle<WeakCell> cell = Map::WeakCellForMap(receiver_map);
+ __ CmpWeakValue(scratch1, cell, scratch2);
+ __ b(ne, miss);
+ }
+ }
+
// 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());
+ if (receiver_map->IsJSGlobalObjectMap()) {
+ current = isolate()->global_object();
}
+
+ // Check access rights to the global object. This has to happen after
+ // the map check so that we know that the object is actually a global
+ // object.
+ // This allows us to install generated handlers for accesses to the
+ // global proxy (as opposed to using slow ICs). See corresponding code
+ // in LookupForRead().
+ if (receiver_map->IsJSGlobalProxyMap()) {
+ __ CheckAccessGlobalProxy(reg, scratch2, miss);
+ }
+
Handle<JSObject> prototype = Handle<JSObject>::null();
Handle<Map> current_map = receiver_map;
Handle<Map> holder_map(holder()->map());
@@ -440,48 +500,48 @@
current->property_dictionary()->FindEntry(name) ==
NameDictionary::kNotFound);
+ if (FLAG_eliminate_prototype_chain_checks && depth > 1) {
+ // TODO(jkummerow): Cache and re-use weak cell.
+ __ LoadWeakValue(reg, isolate()->factory()->NewWeakCell(current), miss);
+ }
GenerateDictionaryNegativeLookup(masm(), miss, reg, name, scratch1,
scratch2);
-
- __ ldr(scratch1, FieldMemOperand(reg, HeapObject::kMapOffset));
- reg = holder_reg; // From now on the object will be in holder_reg.
- __ ldr(reg, FieldMemOperand(scratch1, Map::kPrototypeOffset));
+ if (!FLAG_eliminate_prototype_chain_checks) {
+ __ ldr(scratch1, FieldMemOperand(reg, HeapObject::kMapOffset));
+ __ ldr(holder_reg, FieldMemOperand(scratch1, Map::kPrototypeOffset));
+ }
} else {
Register map_reg = scratch1;
- __ ldr(map_reg, FieldMemOperand(reg, HeapObject::kMapOffset));
- if (depth != 1 || check == CHECK_ALL_MAPS) {
+ if (!FLAG_eliminate_prototype_chain_checks) {
+ __ ldr(map_reg, FieldMemOperand(reg, HeapObject::kMapOffset));
+ }
+ if (current_map->IsJSGlobalObjectMap()) {
+ GenerateCheckPropertyCell(masm(), Handle<JSGlobalObject>::cast(current),
+ name, scratch2, miss);
+ } else if (!FLAG_eliminate_prototype_chain_checks &&
+ (depth != 1 || check == CHECK_ALL_MAPS)) {
Handle<WeakCell> cell = Map::WeakCellForMap(current_map);
__ CmpWeakValue(map_reg, cell, scratch2);
__ b(ne, miss);
}
-
- // Check access rights to the global object. This has to happen after
- // the map check so that we know that the object is actually a global
- // object.
- // This allows us to install generated handlers for accesses to the
- // global proxy (as opposed to using slow ICs). See corresponding code
- // in LookupForRead().
- if (current_map->IsJSGlobalProxyMap()) {
- __ CheckAccessGlobalProxy(reg, scratch2, miss);
- } else if (current_map->IsJSGlobalObjectMap()) {
- GenerateCheckPropertyCell(masm(), Handle<JSGlobalObject>::cast(current),
- name, scratch2, miss);
+ if (!FLAG_eliminate_prototype_chain_checks) {
+ __ ldr(holder_reg, FieldMemOperand(map_reg, Map::kPrototypeOffset));
}
-
- reg = holder_reg; // From now on the object will be in holder_reg.
-
- __ ldr(reg, FieldMemOperand(map_reg, Map::kPrototypeOffset));
}
+ reg = holder_reg; // From now on the object will be in holder_reg.
// Go to the next object in the prototype chain.
current = prototype;
current_map = handle(current->map());
}
+ DCHECK(!current_map->IsJSGlobalProxyMap());
+
// Log the check depth.
LOG(isolate(), IntEvent("check-maps-depth", depth + 1));
- if (depth != 0 || check == CHECK_ALL_MAPS) {
+ if (!FLAG_eliminate_prototype_chain_checks &&
+ (depth != 0 || check == CHECK_ALL_MAPS)) {
// Check the holder map.
__ ldr(scratch1, FieldMemOperand(reg, HeapObject::kMapOffset));
Handle<WeakCell> cell = Map::WeakCellForMap(current_map);
@@ -489,15 +549,13 @@
__ b(ne, miss);
}
- // Perform security check for access to the global object.
- DCHECK(current_map->IsJSGlobalProxyMap() ||
- !current_map->is_access_check_needed());
- if (current_map->IsJSGlobalProxyMap()) {
- __ CheckAccessGlobalProxy(reg, scratch1, miss);
+ bool return_holder = return_what == RETURN_HOLDER;
+ if (FLAG_eliminate_prototype_chain_checks && return_holder && depth != 0) {
+ __ LoadWeakValue(reg, isolate()->factory()->NewWeakCell(current), miss);
}
// Return the register containing the holder.
- return reg;
+ return return_holder ? reg : no_reg;
}
@@ -521,6 +579,7 @@
Label success;
__ b(&success);
GenerateRestoreName(miss, name);
+ if (IC::ICUseVector(kind())) PopVectorAndSlot();
TailCallBuiltin(masm(), MissBuiltin(kind()));
__ bind(&success);
}
@@ -549,12 +608,16 @@
DCHECK(!scratch3().is(reg));
DCHECK(!scratch4().is(reg));
__ push(receiver());
- if (heap()->InNewSpace(callback->data())) {
- __ Move(scratch3(), callback);
- __ ldr(scratch3(),
- FieldMemOperand(scratch3(), ExecutableAccessorInfo::kDataOffset));
+ // Push data from ExecutableAccessorInfo.
+ Handle<Object> data(callback->data(), isolate());
+ if (data->IsUndefined() || data->IsSmi()) {
+ __ Move(scratch3(), data);
} else {
- __ Move(scratch3(), Handle<Object>(callback->data(), isolate()));
+ Handle<WeakCell> cell =
+ isolate()->factory()->NewWeakCell(Handle<HeapObject>::cast(data));
+ // The callback is alive if this instruction is executed,
+ // so the weak cell is not cleared and points to data.
+ __ GetWeakValue(scratch3(), cell);
}
__ push(scratch3());
__ LoadRoot(scratch3(), Heap::kUndefinedValueRootIndex);
@@ -614,7 +677,7 @@
// of this method.)
CompileCallLoadPropertyWithInterceptor(
masm(), receiver(), holder_reg, this->name(), holder(),
- IC::kLoadPropertyWithInterceptorOnly);
+ Runtime::kLoadPropertyWithInterceptorOnly);
// Check if interceptor provided a value for property. If it's
// the case, return immediately.
@@ -646,10 +709,7 @@
PushInterceptorArguments(masm(), receiver(), holder_reg, this->name(),
holder());
- ExternalReference ref = ExternalReference(
- IC_Utility(IC::kLoadPropertyWithInterceptor), isolate());
- __ TailCallExternalReference(
- ref, NamedLoadHandlerCompiler::kInterceptorArgsLength, 1);
+ __ TailCallRuntime(Runtime::kLoadPropertyWithInterceptor);
}
@@ -660,15 +720,21 @@
__ push(receiver()); // receiver
__ push(holder_reg);
- __ mov(ip, Operand(callback)); // callback info
+
+ // If the callback cannot leak, then push the callback directly,
+ // otherwise wrap it in a weak cell.
+ if (callback->data()->IsUndefined() || callback->data()->IsSmi()) {
+ __ mov(ip, Operand(callback));
+ } else {
+ Handle<WeakCell> cell = isolate()->factory()->NewWeakCell(callback);
+ __ mov(ip, Operand(cell));
+ }
__ push(ip);
__ mov(ip, Operand(name));
__ Push(ip, value());
// Do tail-call to the runtime system.
- ExternalReference store_callback_property =
- ExternalReference(IC_Utility(IC::kStoreCallbackProperty), isolate());
- __ TailCallExternalReference(store_callback_property, 5, 1);
+ __ TailCallRuntime(Runtime::kStoreCallbackProperty);
// Return the generated code.
return GetCode(kind(), Code::FAST, name);
@@ -680,9 +746,7 @@
__ Push(receiver(), this->name(), value());
// Do tail-call to the runtime system.
- ExternalReference store_ic_property = ExternalReference(
- IC_Utility(IC::kStorePropertyWithInterceptor), isolate());
- __ TailCallExternalReference(store_ic_property, 3, 1);
+ __ TailCallRuntime(Runtime::kStorePropertyWithInterceptor);
// Return the generated code.
return GetCode(kind(), Code::FAST, name);
@@ -700,13 +764,13 @@
if (IC::ICUseVector(kind())) {
PushVectorAndSlot();
}
- FrontendHeader(receiver(), name, &miss);
+ FrontendHeader(receiver(), name, &miss, DONT_RETURN_ANYTHING);
// Get the value from the cell.
Register result = StoreDescriptor::ValueRegister();
Handle<WeakCell> weak_cell = factory()->NewWeakCell(cell);
__ LoadWeakValue(result, weak_cell, &miss);
- __ ldr(result, FieldMemOperand(result, Cell::kValueOffset));
+ __ ldr(result, FieldMemOperand(result, PropertyCell::kValueOffset));
// Check for deleted property if property can actually be deleted.
if (is_configurable) {
@@ -730,7 +794,7 @@
#undef __
-}
-} // namespace v8::internal
+} // namespace internal
+} // namespace v8
#endif // V8_TARGET_ARCH_ARM